/* Sections — layout shells; type lives in typography.css */

.section-head {
  text-align: center;
  max-width: var(--measure-wide, 46rem);
  margin: 0 auto clamp(48px, 6vw, 80px);
}

.section-head .eyebrow { display: inline-block; }

/* ── Hero — CAD PDF light-streak sci-fi ── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--nav-h) + 56px);
  padding-bottom: clamp(72px, 10vw, 110px);
  overflow: hidden;
}

.hero-bg {
  --parallax-x: 0;
  --parallax-y: 0;
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--muted-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--muted-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 10%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 10%, transparent 72%);
  opacity: 1;
  translate: calc(var(--parallax-x) * 6px) calc(var(--parallax-y) * 4px);
}

.hero-glow {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 48% 40% at 72% 20%, rgba(61, 168, 255, 0.1), transparent 58%),
    radial-gradient(ellipse 36% 32% at 16% 72%, rgba(255, 255, 255, 0.03), transparent 55%),
    radial-gradient(ellipse 55% 45% at 50% 100%, rgba(61, 168, 255, 0.04), transparent 60%),
    linear-gradient(180deg, #050506 0%, var(--bg) 58%, var(--bg) 100%);
  translate: calc(var(--parallax-x) * 12px) calc(var(--parallax-y) * 8px);
}

.hero-streak {
  position: absolute;
  width: 140%;
  height: 220px;
  right: -30%;
  border-radius: 50%;
  filter: blur(28px);
  opacity: 0.55;
  mix-blend-mode: screen;
}

.hero-streak--a {
  top: 8%;
  background: linear-gradient(105deg,
    transparent 10%,
    rgba(61, 168, 255, 0.38) 35%,
    rgba(61, 168, 255, 0.12) 55%,
    transparent 78%);
  transform: rotate(-18deg);
  opacity: 0.42;
  translate: calc(var(--parallax-x) * 26px) calc(var(--parallax-y) * 10px);
  animation: streakDrift 12s ease-in-out infinite alternate;
}

.hero-streak--b {
  top: 28%;
  height: 140px;
  background: linear-gradient(100deg,
    transparent 20%,
    rgba(107, 192, 255, 0.28) 45%,
    rgba(61, 168, 255, 0.12) 60%,
    transparent 85%);
  transform: rotate(-12deg);
  opacity: 0.32;
  translate: calc(var(--parallax-x) * -18px) calc(var(--parallax-y) * 14px);
  animation: streakDrift 16s ease-in-out infinite alternate-reverse;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  mix-blend-mode: screen;
}

.hero-orb--cyan {
  width: min(420px, 55vw);
  height: min(420px, 55vw);
  right: 5%;
  top: 12%;
  background: radial-gradient(circle, rgba(61, 168, 255, 0.45), transparent 68%);
  translate: calc(var(--parallax-x) * 22px) calc(var(--parallax-y) * 14px);
  animation: orbPulse 7s ease-in-out infinite;
}

.hero-orb--violet {
  width: min(320px, 40vw);
  height: min(320px, 40vw);
  left: 8%;
  bottom: 18%;
  background: radial-gradient(circle, rgba(123, 92, 255, 0.28), transparent 70%);
  translate: calc(var(--parallax-x) * -16px) calc(var(--parallax-y) * 12px);
  animation: orbPulse 9s ease-in-out infinite reverse;
}

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.32) 0%,
    rgba(0, 0, 0, 0.1) 38%,
    rgba(0, 0, 0, 0.88) 100%
  );
}

/* ── Hero video carousel ── */
.hero-video-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    #000000 url("/assets/img/hero/hero-1-poster.webp") center / cover no-repeat;
}

.hero-video-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.85s ease;
}

.hero-video-slide.is-active {
  opacity: 1;
}

.hero-video-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  z-index: 0;
  background: #000;
  transition: opacity 0.45s ease;
}

.hero-video-slide video {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  /* iOS: promote layer so muted autoplay frames actually paint */
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  background: transparent;
}

.hero-video-slide.is-playing .hero-video-poster {
  opacity: 0;
}

.hero--video .hero-bg {
  z-index: 1;
}

.hero--video .hero-glow {
  background:
    radial-gradient(ellipse 48% 40% at 74% 18%, rgba(61, 168, 255, 0.08), transparent 58%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.55) 100%);
}

.hero--video .hero-overlay {
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.4) 0%,
    rgba(0, 0, 0, 0.26) 42%,
    rgba(0, 0, 0, 0.84) 100%
  );
}

.hero--video .hero-grid {
  opacity: 0.35;
}

.hero-bottom-dock {
  position: absolute;
  left: 50%;
  bottom: clamp(72px, 11vh, 128px);
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.hero-carousel-bar {
  position: relative;
  left: auto;
  bottom: auto;
  transform: none;
  z-index: auto;
  display: flex;
  justify-content: center;
}

.hero-carousel-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(10, 10, 12, 0.55);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}

.hero-carousel-seg {
  position: relative;
  width: 34px;
  height: 3px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  overflow: hidden;
  cursor: pointer;
  appearance: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.hero-carousel-seg:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: scaleY(1.2);
}

.hero-carousel-seg.is-done {
  background: rgba(255, 255, 255, 0.45);
}

.hero-carousel-seg.is-active {
  background: rgba(255, 255, 255, 0.22);
}

.hero-carousel-fill {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: #3DA8FF;
  box-shadow: 0 0 10px rgba(61, 168, 255, 0.55);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.hero-carousel-seg.is-done .hero-carousel-fill {
  background: rgba(255, 255, 255, 0.7);
  box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero-video-slide { transition: none; }
}

@keyframes streakDrift {
  from { transform: rotate(-18deg) translateX(0); }
  to { transform: rotate(-14deg) translateX(-3%); }
}

@keyframes orbPulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.hero-content { position: relative; z-index: 2; width: 100%; }

.hero-inner {
  max-width: min(920px, 92vw);
  margin: 0 auto;
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
}

.hero-eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: clamp(16px, 2vw, 22px);
  max-width: 36em;
  line-height: 1.4;
  text-shadow: none;
}

.hero-brand {
  font-size: clamp(48px, 8vw, 80px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: clamp(16px, 2vw, 22px);
  text-shadow: none;
}

.hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.18;
  color: var(--text);
  max-width: 16em;
  margin-bottom: clamp(14px, 2vw, 18px);
}

.hero--video h1,
.hero--video .hero-typewriter {
  color: var(--media-ink);
}

.hero-lead {
  font-size: clamp(19px, 1.8vw, 21px);
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.47;
  letter-spacing: -0.011em;
  max-width: 28em;
  margin-bottom: clamp(28px, 3.5vw, 36px);
}

.hero-actions {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
}

/* ── Intro band ── */
.intro-band {
  position: relative;
  padding: calc(var(--section-y) * 1.05) 0;
  border-top: none;
  border-bottom: none;
  background: var(--bg);
}

.intro-band::before,
.intro-band::after {
  content: none;
  display: none;
}

#intro-text {
  font-size: clamp(24px, 3.2vw, 40px);
  font-weight: 400;
  line-height: 1.35;
  color: var(--text-2);
  max-width: 42rem;
  letter-spacing: -0.015em;
}

#intro-text em { font-style: normal; color: var(--text); font-weight: 500; }

#intro-text .intro-rotate {
  display: inline-block; min-width: 10ch;
  color: var(--accent); font-weight: 600;
}

#intro-text .intro-rotate-in { animation: introWordIn 0.45s ease; }

@keyframes introWordIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* ── Stats ── */
.stats { border-bottom: none; background: var(--bg-gradient-soft); }

.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  max-width: var(--max); margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

.stat {
  padding: clamp(36px, 5vw, 56px) clamp(16px, 2.5vw, 32px);
  border-right: 1px solid var(--border);
}
.stat:last-child { border-right: none; }

.stat-val {
  font-size: clamp(36px, 4vw, 52px); font-weight: 600;
  letter-spacing: -0.04em; line-height: 1; margin-bottom: 12px;
  text-shadow: 0 0 32px rgba(61, 168, 255, 0.25);
}
.stat-val span { font-size: 0.45em; color: var(--accent); font-weight: 500; margin-left: 2px; }
.stat-label { font-size: 14px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 6px; }
.stat-ctx { font-size: 12.5px; color: var(--text-3); line-height: 1.55; }

/* ── Capabilities / product stack ── */
.capabilities { padding: calc(var(--section-y) * 0.85) 0; background: var(--bg); }
.product-stack { display: flex; flex-direction: column; gap: 14px; }

.product-card {
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 0;
  border: 1px solid var(--border); overflow: hidden;
  background: var(--surface);
  transition: background 0.25s ease;
}
.product-card:last-child { border-bottom: 1px solid var(--border); }
.product-card:hover {
  background: var(--surface-2);
}

.product-visual {
  position: relative; min-height: clamp(280px, 36vw, 420px);
  overflow: hidden; background: var(--surface-2);
}

.product-visual-shade {
  position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background: linear-gradient(90deg, rgba(0,0,0,.12), rgba(0,0,0,.58));
}
.product-card.reverse .product-visual-shade {
  background: linear-gradient(270deg, rgba(0,0,0,.12), rgba(0,0,0,.58));
}

.layer-chip {
  position: absolute; top: 20px; left: 20px; z-index: 3;
  padding: 6px 12px; border-radius: var(--pill);
  background: var(--overlay-scrim); border: 1px solid var(--border);
  font-size: 11px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--media-ink);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}

.product-body {
  padding: clamp(32px, 5vw, 56px) clamp(28px, 5vw, 64px);
  display: flex; flex-direction: column; justify-content: center; max-width: 640px;
}
.product-body h3 {
  font-size: clamp(24px, 2.8vw, 36px); font-weight: 600;
  letter-spacing: -0.03em; margin-bottom: 14px; line-height: 1.15;
}
.product-desc {
  font-size: 15px; color: var(--text-2); line-height: 1.75;
  letter-spacing: -0.01em; margin-bottom: 24px;
}
.product-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 600; color: var(--text);
  opacity: 0.72; transition: opacity 0.15s ease; width: fit-content;
}
.product-link:hover { opacity: 1; transform: none; }
.product-card.reverse { direction: rtl; }
.product-card.reverse > * { direction: ltr; }

.cap-visual { position: absolute; inset: 0; z-index: 1; }

.cap-visual--grid .cap-grid-plane {
  position: absolute; inset: 12% 8% 18% 8%;
  background-image:
    linear-gradient(rgba(61,168,255,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61,168,255,.12) 1px, transparent 1px);
  background-size: 36px 36px;
  transform: perspective(600px) rotateX(52deg);
  transform-origin: center top;
  border: 1px solid rgba(61,168,255,.18);
  mask-image: linear-gradient(180deg, #000 30%, transparent 95%);
  -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 95%);
}
.cap-visual--grid .cap-grid-scan {
  position: absolute; left: 10%; right: 10%; top: 28%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.7; animation: capScan 4.5s ease-in-out infinite;
}

.cap-visual--bars {
  display: flex; align-items: flex-end; justify-content: center;
  gap: 14px; padding: 18% 14% 16%;
}
.cap-visual--bars span {
  flex: 1; max-width: 48px; height: var(--h);
  background: linear-gradient(180deg, var(--accent), rgba(61,168,255,.15));
  border-radius: 2px 2px 0 0; opacity: 0.85;
}

.cap-visual--loop { display: flex; align-items: center; justify-content: center; }
.cap-loop-ring {
  width: min(220px, 48vw); height: min(220px, 48vw);
  border-radius: 50%; border: 1px solid rgba(61,168,255,.28);
  box-shadow: inset 0 0 40px rgba(61,168,255,.08);
}
.cap-loop-nodes {
  position: absolute; width: min(220px, 48vw); height: min(220px, 48vw);
}
.cap-loop-nodes i {
  position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px rgba(61,168,255,.55);
}
.cap-loop-nodes i:nth-child(1) { top: 0; left: 50%; transform: translate(-50%, -50%); }
.cap-loop-nodes i:nth-child(2) { top: 28%; right: 4%; }
.cap-loop-nodes i:nth-child(3) { bottom: 12%; right: 18%; }
.cap-loop-nodes i:nth-child(4) { bottom: 12%; left: 18%; }
.cap-loop-nodes i:nth-child(5) { top: 28%; left: 4%; }

@keyframes capScan {
  0%, 100% { top: 22%; opacity: 0.35; }
  50% { top: 58%; opacity: 0.9; }
}


/* ── Standards ── */
.standards {
  padding: var(--section-y) 0;
  background: var(--bg);
}

.standards-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
}

.standard-item {
  padding: clamp(28px, 3.2vw, 36px) clamp(18px, 2.2vw, 28px);
  border-right: 1px solid var(--border);
  border-bottom: none;
  transition: background 0.25s;
}

.standard-item:nth-child(4n) { border-right: none; }

.standard-item:hover {
  background: transparent;
}

.standard-num {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--accent);
  margin-bottom: 18px;
}

.standard-item h3 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.standard-item p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

/* ── Tracks ── */
.tracks {
  position: relative;
  padding: var(--section-y) 0;
  background: var(--bg-gradient-soft);
  border-top: none;
}

.tracks::before {
  content: none;
  display: none;
}

.tracks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  background: transparent;
  border: none;
}

.track-item {
  padding: clamp(32px, 3.8vw, 44px) clamp(24px, 3vw, 36px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.25s;
}

.track-item:nth-child(2n) {
  padding-left: clamp(24px, 3vw, 36px);
}

.track-item:hover {
  background: transparent;
}

.track-item h3 {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.022em;
  margin-bottom: 12px;
}

.track-scene {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.47;
  letter-spacing: -0.01em;
  margin-bottom: 22px;
  max-width: 42ch;
}

.track-metric {
  font-family: var(--sans);
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.track-ctx {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.45;
  letter-spacing: -0.008em;
}

.tracks-note {
  margin-top: 22px;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: -0.005em;
  color: var(--text-3);
  line-height: 1.5;
}

.tracks-more {
  margin-top: clamp(40px, 5vw, 56px);
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.tracks-more-label {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 16px;
}

.tracks-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}

.tracks-tags span {
  font-size: 13px;
  color: var(--text-2);
  position: relative;
  padding-left: 14px;
}

.tracks-tags span::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 1px;
  background: var(--accent);
  opacity: 0.7;
}

/* ── Loop ── */
.loop {
  position: relative;
  padding: var(--section-y) 0;
  background: var(--bg);
  border-top: none;
}

.loop::before {
  content: none;
  display: none;
}

.loop-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
}

.loop-step {
  flex: 1;
  position: relative;
  padding: clamp(24px, 3vw, 32px) clamp(16px, 2vw, 22px);
  border-right: 1px solid var(--border);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease, background 0.25s;
}

.loop-step:last-child { border-right: none; }

.loop-step:hover { background: transparent; }

.loop-flow.is-visible .loop-step {
  opacity: 1;
  transform: none;
}

.loop-flow.is-visible .loop-step:nth-child(1) { transition-delay: 0.05s; }
.loop-flow.is-visible .loop-step:nth-child(2) { transition-delay: 0.12s; }
.loop-flow.is-visible .loop-step:nth-child(3) { transition-delay: 0.19s; }
.loop-flow.is-visible .loop-step:nth-child(4) { transition-delay: 0.26s; }
.loop-flow.is-visible .loop-step:nth-child(5) { transition-delay: 0.33s; }

.loop-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 36px;
  right: -1px;
  width: 8px;
  height: 8px;
  border-right: 1px solid var(--accent-line);
  border-top: 1px solid var(--accent-line);
  transform: rotate(45deg);
  background: var(--bg);
  z-index: 1;
}

.loop-index {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--accent);
  margin-bottom: 14px;
}

.loop-step h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.loop-step p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.45;
  letter-spacing: -0.01em;
  max-width: 16ch;
}

/* ── Contrast ── */
.contrast {
  padding: var(--section-y) 0;
  background: var(--bg-gradient-soft);
  border-top: 1px solid var(--border);
}

.contrast-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  border: none;
  overflow: visible;
}

.contrast-col {
  padding: clamp(32px, 4vw, 48px) clamp(24px, 3.5vw, 40px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.contrast-col.is-left {
  opacity: 0.72;
  border-right: 1px solid var(--border);
}

.contrast-col.is-right {
  background: transparent;
  padding-left: clamp(24px, 3.5vw, 40px);
  border-color: rgba(61, 168, 255, 0.28);
  box-shadow: inset 3px 0 0 var(--accent);
}

.contrast-label {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.contrast-col.is-left .contrast-label { color: var(--text-3); }
.contrast-col.is-right .contrast-label { color: var(--accent); }

.contrast-col ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contrast-col li {
  font-size: 16px;
  line-height: 1.47;
  letter-spacing: -0.014em;
  padding-left: 16px;
  position: relative;
  color: var(--text-2);
}

.contrast-col.is-right li { color: var(--text); }

.contrast-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.contrast-col.is-right li::before {
  background: var(--accent);
  opacity: 0.9;
}

.contrast-close {
  margin-top: clamp(36px, 4.5vw, 52px);
  font-size: clamp(22px, 2.6vw, 28px);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.25;
  max-width: 34ch;
  color: var(--text);
  border-left: 2px solid var(--accent);
  padding-left: 18px;
}

/* ── CTA ── */
.cta {
  padding: var(--section-y) 0;
  background:
    radial-gradient(ellipse 50% 48% at 78% 8%, rgba(61, 168, 255, 0.08), transparent 55%),
    radial-gradient(ellipse 38% 36% at 12% 92%, rgba(255, 255, 255, 0.025), transparent 50%),
    var(--bg-gradient-deep);
  border-top: 1px solid var(--border);
}

.cta-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}

.cta-copy h2 {
  font-size: clamp(32px, 4.2vw, 48px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.08;
  margin-bottom: 16px;
}

.cta-copy p {
  font-size: 17px;
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.47;
  letter-spacing: -0.011em;
  max-width: 38ch;
}

/* ── Page hero (inner pages) ── */
.page-hero {
  padding: calc(var(--nav-h) + 72px) 0 clamp(40px, 5vw, 64px);
  background:
    radial-gradient(ellipse 52% 72% at 82% 0%, rgba(61, 168, 255, 0.07), transparent 55%),
    radial-gradient(ellipse 38% 50% at 8% 100%, rgba(255, 255, 255, 0.02), transparent 50%),
    var(--bg-gradient-soft);
  border-bottom: none;
  text-align: center;
  position: relative;
}

.cad-cloud-page {
  min-height: clamp(240px, 36vh, 420px);
  padding: 0 0 var(--section-y);
}

.cad-cloud-page {
  min-height: 40vh;
  padding: 0 0 var(--section-y);
}

.page-hero::before {
  content: none;
  display: none;
}

.page-hero--careers .eyebrow {
  text-transform: none;
  letter-spacing: 0.04em;
}

.page-hero::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 2;
  transform: translateX(-50%);
  width: min(260px, 52vw);
  height: 1px;
  border-radius: 999px;
  background: var(--accent-hairline);
  box-shadow:
    0 0 10px 1px rgba(61, 168, 255, 0.18),
    0 0 28px 6px rgba(61, 168, 255, 0.08);
  opacity: 0.8;
}

.page-hero-inner {
  max-width: 42rem;
  margin: 0 auto;
}

.page-hero-inner h1 {
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.12;
  margin-bottom: 16px;
}

.page-hero-sub {
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.5;
  letter-spacing: -0.011em;
  max-width: 32em;
  margin: 0 auto;
}

/* Company about — office photo hero */
.page-hero--company {
  min-height: clamp(320px, 48vw, 520px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: calc(var(--nav-h) + 56px) 0 clamp(48px, 7vw, 80px);
  background: #050506;
  border-bottom: none;
  overflow: hidden;
}

.page-hero--company .page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-hero--company .page-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  display: block;
  transform: scale(1.02);
}

.page-hero--company .page-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.28) 38%, rgba(0, 0, 0, 0.72) 78%, #000000 100%),
    radial-gradient(ellipse 70% 55% at 50% 40%, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.55) 70%);
}

.page-hero--company .container {
  position: relative;
  z-index: 1;
}

.page-hero--company .page-hero-inner {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.page-hero--company .page-hero-sub {
  color: rgba(245, 245, 247, 0.82);
}

.page-hero--company::after {
  width: min(220px, 48vw);
  opacity: 0.85;
}

/* Method / Products — photo hero */
.page-hero--method,
.page-hero--products {
  min-height: clamp(320px, 48vw, 520px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: calc(var(--nav-h) + 56px) 0 clamp(48px, 7vw, 80px);
  background: #050506;
  border-bottom: none;
  overflow: hidden;
}

.page-hero--method .page-hero-media,
.page-hero--products .page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-hero--method .page-hero-photo,
.page-hero--products .page-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  display: block;
  transform: scale(1.02);
}

.page-hero--products .page-hero-photo {
  object-position: center 48%;
}

.page-hero--method .page-hero-shade,
.page-hero--products .page-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 8, 14, 0.55) 0%, rgba(6, 8, 14, 0.28) 38%, rgba(6, 8, 14, 0.72) 78%, #06080e 100%),
    radial-gradient(ellipse 70% 55% at 50% 40%, rgba(61, 168, 255, 0.05), rgba(0, 0, 0, 0.45) 70%);
}

/* Light studio hero: deepen veil so white title stays legible */
.page-hero--products .page-hero-shade {
  background:
    linear-gradient(180deg, rgba(6, 8, 12, 0.42) 0%, rgba(6, 8, 12, 0.18) 32%, rgba(6, 8, 12, 0.58) 68%, #06080e 100%),
    radial-gradient(ellipse 75% 60% at 50% 42%, rgba(0, 0, 0, 0.12), rgba(0, 0, 0, 0.5) 72%);
}

.page-hero--method .container,
.page-hero--products .container {
  position: relative;
  z-index: 1;
}

.page-hero--method .page-hero-inner,
.page-hero--products .page-hero-inner {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.page-hero--method .page-hero-sub,
.page-hero--products .page-hero-sub {
  color: rgba(245, 245, 247, 0.82);
}

.page-hero--method::after,
.page-hero--products::after {
  width: min(220px, 48vw);
  opacity: 0.85;
}

/* Cases — landmark proof points photo hero */
.page-hero--cases {
  min-height: clamp(320px, 48vw, 520px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: calc(var(--nav-h) + 56px) 0 clamp(48px, 7vw, 80px);
  background: #050506;
  border-bottom: none;
  overflow: hidden;
}

.page-hero--cases .page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-hero--cases .page-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 58%;
  display: block;
  transform: scale(1.02);
}

.page-hero--cases .page-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 8, 14, 0.58) 0%, rgba(6, 8, 14, 0.28) 36%, rgba(6, 8, 14, 0.7) 78%, #06080e 100%),
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(61, 168, 255, 0.05), rgba(0, 0, 0, 0.42) 72%);
}

.page-hero--cases .container {
  position: relative;
  z-index: 1;
}

.page-hero--cases .page-hero-inner {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.page-hero--cases .page-hero-sub {
  color: rgba(245, 245, 247, 0.82);
}

.page-hero--cases::after {
  content: none;
  display: none;
}

.cases-page {
  position: relative;
  padding: var(--section-y) 0;
  background: var(--bg-gradient-deep);
}

/* 与其它 page-hero 同宽：居中短珠光线 */
.cases-page::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 2;
  transform: translateX(-50%);
  width: min(260px, 52vw);
  height: 1px;
  pointer-events: none;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(170, 210, 255, 0.12) 10%,
    rgba(200, 230, 255, 0.55) 30%,
    rgba(240, 248, 255, 0.95) 50%,
    rgba(200, 230, 255, 0.55) 70%,
    rgba(170, 210, 255, 0.12) 90%,
    transparent 100%
  );
  box-shadow:
    0 0 8px 1px rgba(220, 240, 255, 0.55),
    0 0 22px 5px rgba(140, 200, 255, 0.28),
    0 0 48px 12px rgba(61, 168, 255, 0.14);
}

.cases-page::after {
  content: '';
  position: absolute;
  left: 50%;
  top: -20px;
  z-index: 1;
  transform: translateX(-50%);
  width: min(280px, 50vw);
  height: 40px;
  pointer-events: none;
  background: radial-gradient(
    ellipse 72% 58% at 50% 55%,
    rgba(190, 225, 255, 0.2) 0%,
    rgba(61, 168, 255, 0.08) 40%,
    transparent 70%
  );
}

.cases-page .home-cases-grid {
  gap: clamp(24px, 3.2vw, 36px) !important;
}

.cases-page-lead {
  max-width: 46rem;
  margin: 0 0 clamp(28px, 4vw, 40px);
  color: var(--text-secondary, rgba(244, 247, 251, 0.72));
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  line-height: 1.7;
}

.cases-page-note {
  margin: clamp(28px, 4vw, 40px) 0 0;
  max-width: 40rem;
  color: var(--text-muted, rgba(244, 247, 251, 0.55));
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ── Custom Twin Delivery page (products.html) ── */
.products-root {
  background: var(--bg);
}


.cv-hero {
  position: relative;
  padding: clamp(72px, 10vw, 112px) 0 clamp(64px, 9vw, 96px);
  border-bottom: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(61, 168, 255, 0.08), transparent 60%),
    var(--bg);
  overflow: hidden;
}

.cv-hero::after {
  content: none;
  display: none;
}

.cv-hero-inner {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 64px);
}

.cv-hero-copy {
  max-width: 46rem;
  margin: 0 auto clamp(48px, 7vw, 72px);
  text-align: center;
}

.cv-hero-copy .cv-hero-title,
.cv-hero-copy h1 {
  margin: 0 0 28px;
  font-size: clamp(28px, 4.2vw, 44px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text);
}

.cv-hero-sub {
  margin: 0 auto 28px;
  max-width: 40rem;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.65;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.cv-hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.cv-hero-hint {
  margin: 0;
  max-width: 34rem;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-3);
}

/* CAD formats marquee — CSS chips (closed paths, soft stroke) */
.cv-cad-marquee {
  width: 100%;
  max-width: none;
  margin: 0;
}

.cv-cad-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(28px, 4vw, 40px);
  text-align: center;
}

.cv-cad-title {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text);
}

.cv-cad-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-3);
  text-decoration: underline;
  text-underline-offset: 5px;
  transition: color 0.2s ease;
}

.cv-cad-link:hover {
  color: var(--accent);
}

.cv-cad-scroll {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 1.8vw, 22px);
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  padding: clamp(16px, 2.5vw, 28px) 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.cv-cad-row {
  display: flex;
  width: max-content;
  flex-shrink: 0;
  will-change: transform;
}

.cv-cad-group {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.6vw, 20px);
  padding-right: clamp(12px, 1.6vw, 20px);
  flex-shrink: 0;
}

.cv-cad-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  height: clamp(48px, 5.6vw, 66px);
  padding: 0 clamp(18px, 2.1vw, 28px);
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: var(--cad-tag-bg, var(--surface));
  color: var(--text);
  font-size: clamp(13px, 1.45vw, 17px);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
  box-shadow: var(--cad-tag-shadow);
  user-select: none;
}

.cv-cad-row:nth-child(1) { animation: cv-cad-left 90s linear infinite; }
.cv-cad-row:nth-child(2) {
  animation: cv-cad-right 78s linear infinite;
}
.cv-cad-row:nth-child(2) .cv-cad-group:first-child { margin-left: -96px; }
.cv-cad-row:nth-child(3) {
  animation: cv-cad-left 98s linear infinite;
}
.cv-cad-row:nth-child(3) .cv-cad-group:first-child { margin-left: -168px; }
.cv-cad-row:nth-child(4) {
  animation: cv-cad-right 110s linear infinite;
}
.cv-cad-row:nth-child(4) .cv-cad-group:first-child { margin-left: -240px; }

.cv-cad-row:hover {
  animation-play-state: paused;
}

.cv-cad-actions {
  margin-top: clamp(28px, 4.5vw, 44px);
}

@keyframes cv-cad-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes cv-cad-right {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

@media (prefers-reduced-motion: reduce) {
  .cv-cad-row {
    animation: none !important;
  }
  .cv-cad-scroll {
    overflow-x: auto;
    mask-image: none;
    -webkit-mask-image: none;
  }
  .cv-cad-row:nth-child(n) .cv-cad-group:first-child {
    margin-left: 0;
  }
  .cv-cad-row .cv-cad-group[aria-hidden="true"] {
    display: none;
  }
}

@media (max-width: 720px) {
  .cv-cad-scroll {
    gap: 12px;
    padding: 12px 0;
  }
  .cv-cad-tag {
    height: 42px;
    padding: 0 16px;
    font-size: 13px;
    border-radius: 12px;
    letter-spacing: 0.03em;
  }
}

.cv-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cv-stat {
  padding: clamp(22px, 2.8vw, 32px) clamp(16px, 2vw, 24px);
  border: none;
  border-radius: 0;
  border-right: 1px solid var(--border);
  text-align: left;
  background: transparent;
}

.cv-stat:last-child { border-right: none; }

.cv-stat-label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-3);
}

.cv-stat-value {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.cv-stat-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
}

.cv-section {
  position: relative;
  padding: clamp(88px, 12vw, 148px) 0;
  border-bottom: none;
}

.cv-section::after {
  content: none;
  display: none;
}

.cv-section:last-of-type::after {
  display: none;
}

/* 各板块背景节奏：避免同一块深色反复出现 */
.cv-why {
  background:
    radial-gradient(ellipse 70% 45% at 12% 0%, rgba(61, 168, 255, 0.05), transparent 55%),
    var(--bg);
}

.cv-process {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent 28%),
    var(--bg-gradient-deep);
}

.cv-pipeline {
  background:
    radial-gradient(ellipse 55% 40% at 88% 8%, rgba(61, 168, 255, 0.06), transparent 50%),
    var(--bg);
}

.cv-after {
  background: var(--bg-gradient-deep);
}

.cv-after > .container > .section-head {
  max-width: 40rem;
}

.cv-after > .container > .section-head h2 {
  letter-spacing: -0.035em;
}

.cv-cases {
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(61, 168, 255, 0.04), transparent 55%),
    var(--bg);
}

/* 与下方案例卡片左缘对齐，避免居中标题与左对齐栅格错位 */
.cv-cases > .container > .section-head {
  margin-left: 0;
  margin-right: 0;
  max-width: none;
  text-align: left;
}

.cv-cases > .container > .section-head h2,
.cv-cases > .container > .section-head p {
  margin-left: 0;
  margin-right: 0;
  max-width: 40rem;
  text-align: left;
}

.cv-faq {
  background: var(--bg-gradient-deep);
}

.cv-section .section-head {
  max-width: 42rem;
  margin-bottom: clamp(40px, 5.5vw, 64px);
}

.cv-section .section-head h2 {
  margin: 0 0 16px;
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.cv-section .section-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ── Why：编辑式左右对比 + 序号条带 ── */
.cv-contrast {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-bottom: clamp(48px, 6vw, 80px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cv-contrast-col {
  padding: clamp(28px, 3.4vw, 44px) clamp(20px, 3vw, 40px);
  border: none;
  border-radius: 0;
}

.cv-contrast-col.is-left {
  opacity: 0.72;
  border-right: 1px solid var(--border);
}

.cv-contrast-col.is-right {
  border-color: transparent;
  box-shadow: none;
  background: linear-gradient(135deg, rgba(61, 168, 255, 0.06), transparent 58%);
  position: relative;
}

.cv-contrast-col.is-right::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18%;
  bottom: 18%;
  width: 2px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(61, 168, 255, 0.35);
}

.cv-contrast-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}

.cv-contrast-col.is-right .cv-contrast-label { color: var(--accent); }

.cv-contrast-intro {
  margin: 0 0 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
}

.cv-contrast-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.cv-contrast-col li {
  position: relative;
  padding-left: 14px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-2);
}

.cv-contrast-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 1px;
  background: var(--border-strong);
}

.cv-contrast-col.is-right li::before { background: var(--accent); }

.cv-value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}

.cv-value-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(18px, 3vw, 36px);
  align-items: start;
  padding: clamp(24px, 3vw, 36px) 0;
  border: none;
  border-radius: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
}

.cv-value-index {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  color: rgba(61, 168, 255, 0.45);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

.cv-value-body .eyebrow {
  margin: 0 0 10px;
}

.cv-value-card h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--text);
}

.cv-value-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
  max-width: 42rem;
}

/* ── Process：时间线 ── */
.cv-steps {
  display: grid;
  gap: 0;
  position: relative;
}

.cv-step {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: clamp(16px, 2.5vw, 28px);
  padding: 0 0 clamp(28px, 3.5vw, 40px);
  border: none;
  border-radius: 0;
  background: transparent;
}

.cv-step:last-child { padding-bottom: 0; }

.cv-step-rail {
  position: relative;
  display: flex;
  justify-content: center;
}

.cv-step-rail::before {
  content: '';
  position: absolute;
  top: 10px;
  bottom: -28px;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, rgba(61, 168, 255, 0.55), rgba(255, 255, 255, 0.08));
}

.cv-step:last-child .cv-step-rail::before { display: none; }

.cv-step-dot {
  position: relative;
  z-index: 1;
  width: 11px;
  height: 11px;
  margin-top: 8px;
  border-radius: 50%;
  border: 1px solid rgba(61, 168, 255, 0.7);
  background: rgba(61, 168, 255, 0.2);
  box-shadow: 0 0 12px rgba(61, 168, 255, 0.35);
}

.cv-step-main {
  min-width: 0;
  padding: clamp(18px, 2.2vw, 26px) clamp(18px, 2.4vw, 28px);
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--card-border);
}

.cv-step-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.cv-step-num {
  flex: 0 0 auto;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: rgba(61, 168, 255, 0.85);
  line-height: 1;
  padding-top: 2px;
}

.cv-step h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--text);
}

.cv-step-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 0;
  font-size: 13px;
  color: var(--text-3);
}

.cv-step-meta span:first-child { color: var(--accent); }

.cv-step-body {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.cv-step-gets {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}

.cv-step-gets-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-3);
}

.cv-step-gets ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cv-step-gets li {
  position: static;
  padding: 6px 12px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-2);
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: var(--hover-fill);
}

.cv-step-gets li::before { display: none; }

/* ── Pipeline：主引擎横幅 + 其余网格 ── */
.cv-engines,
.cv-promises,
.cv-tiers,
.cv-case-grid {
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.cv-engines { grid-template-columns: repeat(2, 1fr); }
.cv-promises { grid-template-columns: 1.2fr 0.9fr; }
.cv-tiers { grid-template-columns: repeat(3, 1fr); }
.cv-case-grid { grid-template-columns: repeat(3, 1fr); }

.cv-engines--bento {
  grid-template-columns: repeat(2, 1fr);
}

.cv-engines--bento .cv-engine.is-lead {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.95fr);
  grid-template-areas:
    "top list"
    "fit list"
    "case case";
  gap: clamp(16px, 2.2vw, 28px) clamp(24px, 3.5vw, 48px);
  align-items: start;
  padding: clamp(28px, 3.6vw, 44px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(61, 168, 255, 0.28);
  background:
    linear-gradient(135deg, var(--accent-soft), transparent 52%),
    var(--surface);
}

.cv-engines--bento .cv-engine.is-lead .cv-engine-top { grid-area: top; }
.cv-engines--bento .cv-engine.is-lead .cv-engine-fit { grid-area: fit; margin: 0; }
.cv-engines--bento .cv-engine.is-lead ul {
  grid-area: list;
  margin-top: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.cv-engines--bento .cv-engine.is-lead .cv-engine-case {
  grid-area: case;
}

.cv-engine,
.cv-tier,
.cv-case {
  padding: clamp(24px, 3vw, 32px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: transparent;
}

.cv-engine .eyebrow,
.cv-case .eyebrow {
  margin: 0 0 14px;
}

.cv-engine h3,
.cv-tier h3,
.cv-case h3 {
  margin: 0 0 14px;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.4;
  color: var(--text);
}

.cv-engine-fit,
.cv-case-delivered {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.cv-engine ul,
.cv-tier ul,
.cv-xc-group ul {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.cv-engine li,
.cv-tier li,
.cv-xc-group li {
  position: relative;
  padding-left: 12px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
}

.cv-xc-group li.has-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 0;
}

.cv-xc-group li.has-brand::before {
  display: none;
}

.cv-xc-brand {
  width: 18px;
  height: 18px;
  object-fit: contain;
  flex: 0 0 auto;
  border-radius: 3px;
}

.cv-engine li::before,
.cv-tier li::before,
.cv-xc-group li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 1px;
  background: rgba(61, 168, 255, 0.7);
}

.cv-engine:not(.is-lead) {
  border: none;
  border-top: 2px solid rgba(61, 168, 255, 0.35);
  border-radius: 0;
  background: linear-gradient(180deg, var(--hover-fill), transparent 40%);
  padding-left: 0;
  padding-right: 0;
}

.cv-engine.is-featured:not(.is-lead) {
  border-color: transparent;
  border-top-color: rgba(61, 168, 255, 0.55);
  box-shadow: none;
}

.cv-engine-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.cv-engine-badge {
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  border: 1px solid rgba(61, 168, 255, 0.35);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  white-space: nowrap;
}

.cv-engine-case {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-3);
}

.cv-matrix {
  margin-top: clamp(40px, 5.5vw, 64px);
}

.cv-matrix h3 {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 600;
}

.cv-matrix-scroll {
  overflow-x: auto;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.cv-matrix table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 13px;
}

.cv-matrix th,
.cv-matrix td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}

.cv-matrix thead th {
  color: var(--text);
  font-weight: 600;
  background: var(--surface-2);
}

.cv-matrix tbody th {
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
}

/* ── After：承诺双卡差异化（资产交付 vs 权属认证） ── */
.cv-promises {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: clamp(16px, 2.4vw, 28px);
  align-items: stretch;
}

.cv-promise {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: clamp(24px, 3vw, 36px);
  border: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 100%;
}

.cv-promise-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.cv-promise-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  flex: 0 0 auto;
}

.cv-promise-icon-svg {
  width: 20px;
  height: 20px;
  display: block;
}

.cv-promise-idx {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.cv-promise .eyebrow {
  margin: 0 0 10px;
}

.cv-promise h3 {
  margin: 0 0 12px;
  font-size: clamp(18px, 2.1vw, 24px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.35;
  color: var(--text);
}

.cv-promise-body {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.cv-promise-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.cv-promise-list li {
  position: relative;
  padding: 11px 0 11px 14px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
  border-top: 1px solid var(--border);
}

.cv-promise-list li:last-child {
  padding-bottom: 0;
}

.cv-promise-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1.15em;
  width: 5px;
  height: 1px;
  background: rgba(61, 168, 255, 0.75);
}

/* 左卡：源码资产 — 工程面板感 */
.cv-promise--asset {
  border: 1px solid rgba(61, 168, 255, 0.28);
  background:
    linear-gradient(145deg, rgba(61, 168, 255, 0.12) 0%, transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 50%),
    rgba(8, 12, 18, 0.9);
  box-shadow:
    inset 3px 0 0 var(--accent),
    0 18px 48px rgba(0, 0, 0, 0.28);
}

.cv-promise--asset .cv-promise-icon {
  color: var(--accent);
  border: 1px solid rgba(61, 168, 255, 0.35);
  background: rgba(61, 168, 255, 0.12);
}

.cv-promise--asset .cv-promise-idx {
  color: rgba(61, 168, 255, 0.45);
}

.cv-promise--asset .eyebrow {
  color: var(--accent);
}

.cv-promise--asset .cv-promise-list {
  margin-top: auto;
  padding-top: 8px;
}

.cv-promise--asset .cv-promise-list li {
  border-top: none;
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(61, 168, 255, 0.16);
  background: rgba(61, 168, 255, 0.05);
}

.cv-promise--asset .cv-promise-list li::before {
  display: none;
}

/* 右卡：知识产权 — 证书/印章感 */
.cv-promise--rights {
  border: 1px dashed rgba(255, 255, 255, 0.2);
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 255, 255, 0.06), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 38%),
    rgba(255, 255, 255, 0.015);
}

.cv-promise--rights::after {
  content: '';
  position: absolute;
  right: clamp(16px, 2vw, 24px);
  top: clamp(16px, 2vw, 24px);
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  box-shadow: inset 0 0 0 6px var(--hover-fill);
  pointer-events: none;
  opacity: 0.55;
}

.cv-promise--rights .cv-promise-icon {
  color: var(--text-2);
  border: 1px solid var(--card-border);
  background: var(--hover-fill);
  border-radius: 50%;
}

.cv-promise--rights .cv-promise-idx {
  color: var(--text-3);
}

.cv-promise--rights .eyebrow {
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cv-promise--rights .cv-promise-list li {
  padding-left: 0;
}

.cv-promise--rights .cv-promise-list li::before {
  display: none;
}

.cv-promise--rights .cv-promise-list li::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  transform: translateY(-50%);
}

.cv-tiers-head {
  margin: clamp(48px, 6.5vw, 72px) 0 clamp(24px, 3vw, 32px);
}

.cv-tiers-head h3 {
  margin: 0 0 8px;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
}

.cv-tiers-head p {
  margin: 0;
  color: var(--text-2);
  font-size: 15px;
}

.cv-tiers {
  align-items: stretch;
}

.cv-tier {
  border-radius: var(--radius-md);
  background: var(--hover-fill);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.cv-tier.is-featured {
  border-color: rgba(61, 168, 255, 0.4);
  background:
    linear-gradient(180deg, var(--accent-soft), transparent 42%),
    var(--surface);
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
}

.cv-tier-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 8px;
}

.cv-tier-period {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}

.cv-tier-fit {
  margin: 0 0 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-3);
}

.cv-xc {
  margin-top: clamp(48px, 6.5vw, 72px);
  padding: clamp(32px, 4vw, 44px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse 50% 60% at 0% 0%, rgba(61, 168, 255, 0.06), transparent 55%),
    var(--surface);
}

.cv-xc-copy h3 {
  margin: 8px 0 12px;
  font-size: clamp(20px, 2.4vw, 26px);
}

.cv-xc-copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-2);
}

.cv-xc-groups {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(16px, 2vw, 22px);
  margin-top: 28px;
}

.cv-xc-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.cv-xc-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border: none;
  background: transparent;
  color: var(--accent);
}

.cv-xc-icon {
  width: 14px;
  height: 14px;
  display: block;
}

.cv-xc-note {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-3);
}

/* ── Cases：杂志式首卡放大 ── */
.cv-case-grid {
  grid-template-columns: 1.35fr 1fr 1fr;
  align-items: stretch;
}

.cv-case {
  border: none;
  border-radius: 0;
  padding: clamp(8px, 1vw, 12px) 0 0;
  background: transparent;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.cv-case.is-lead {
  /* 顶边与旁卡齐平，避免首卡标题整体下沉 */
  padding: clamp(8px, 1vw, 12px) clamp(24px, 3vw, 36px) clamp(24px, 3vw, 36px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(160deg, rgba(61, 168, 255, 0.07), transparent 50%),
    rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.cv-case.is-lead h3 {
  font-size: clamp(22px, 2.8vw, 30px);
  letter-spacing: -0.03em;
}

.cv-case-metrics {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cv-case-metrics li {
  position: static;
  padding: 7px 12px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--text);
  border-radius: 8px;
  border: 1px solid rgba(61, 168, 255, 0.22);
  background: rgba(61, 168, 255, 0.06);
}

.cv-case-metrics li::before { display: none; }

/* ── FAQ：左标题右列表 ── */
.cv-faq-layout {
  display: grid;
  grid-template-columns: minmax(200px, 0.85fr) minmax(0, 1.4fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}

.cv-faq-aside {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  margin-bottom: 0 !important;
  max-width: none;
}

.cv-faq .section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.cv-faq-list {
  display: grid;
  gap: 12px;
  max-width: none;
  margin: 0;
}

.cv-faq-item {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 0;
  overflow: clip;
  background: var(--surface);
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease;
}

.cv-faq-item:hover,
.cv-faq-item[open],
.cv-faq-item.is-open {
  border-color: rgba(61, 168, 255, 0.28);
  background:
    linear-gradient(165deg, var(--accent-soft), transparent 50%),
    var(--surface);
  box-shadow: var(--card-shadow-hover);
}

.cv-faq-item summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px 16px;
  align-items: center;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
  transition: color 0.2s ease;
}

.cv-faq-item summary::-webkit-details-marker { display: none; }

.cv-faq-num {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  opacity: 0.85;
}

.cv-faq-q {
  line-height: 1.45;
}

.cv-faq-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 1px solid rgba(61, 168, 255, 0.35);
  background: rgba(61, 168, 255, 0.08);
  transition: transform 0.28s ease, background 0.2s ease, border-color 0.2s ease;
}

.cv-faq-icon::before,
.cv-faq-icon::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
}

.cv-faq-icon::before {
  width: 8px;
  height: 1px;
}

.cv-faq-icon::after {
  width: 1px;
  height: 8px;
  transition: transform 0.28s ease, opacity 0.2s ease;
}

.cv-faq-item[open] .cv-faq-icon,
.cv-faq-item.is-open .cv-faq-icon {
  background: rgba(61, 168, 255, 0.16);
  border-color: rgba(61, 168, 255, 0.5);
  transform: rotate(90deg);
}

.cv-faq-item[open] .cv-faq-icon::after,
.cv-faq-item.is-open .cv-faq-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.cv-faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.cv-faq-item[open] .cv-faq-answer,
.cv-faq-item.is-open .cv-faq-answer {
  grid-template-rows: 1fr;
}

.cv-faq-answer > p {
  margin: 0;
  overflow: hidden;
  padding: 0 20px 0 54px;
  max-height: 0;
  opacity: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
  transition:
    max-height 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.25s ease,
    padding 0.32s ease;
}

.cv-faq-item[open] .cv-faq-answer > p,
.cv-faq-item.is-open .cv-faq-answer > p {
  max-height: 24rem;
  opacity: 1;
  padding: 0 20px 20px 54px;
}

@media (max-width: 640px) {
  .cv-faq-item summary {
    gap: 12px;
    padding: 16px 16px;
  }

  .cv-faq-answer > p,
  .cv-faq-item[open] .cv-faq-answer > p,
  .cv-faq-item.is-open .cv-faq-answer > p {
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cv-faq-item,
  .cv-faq-icon,
  .cv-faq-icon::after,
  .cv-faq-answer,
  .cv-faq-answer > p {
    transition: none;
  }
}

.cv-contact {
  border-bottom: none;
}

.cv-contact-panel {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: end;
  padding: clamp(36px, 5vw, 56px);
  border: 1px solid rgba(61, 168, 255, 0.28);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(61, 168, 255, 0.06), transparent 55%),
    transparent;
}

.cv-contact-copy h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.cv-contact-copy > p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-2);
}

.cv-contact-prep {
  margin: 0 0 20px;
  padding-left: 1.2em;
  display: grid;
  gap: 8px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

.cv-contact-meta {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--text-3);
}

.cv-contact-meta strong { color: var(--text-2); font-weight: 600; }

.cv-contact-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.cv-contact-note {
  margin: 0;
  font-size: 13px;
  color: var(--text-3);
}

.cases-page #cases-tracks-head {
  margin-top: clamp(72px, 12vw, 128px);
  max-width: none;
}

.cases-page #cases-tracks-head p {
  max-width: none;
  white-space: nowrap;
}

.home-case-card--link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.home-case-card--link:hover {
  transform: translateY(-2px);
}

.home-case-card.home-case-card--media {
  display: flex;
  flex-direction: column;
  padding: 0 !important;
  overflow: hidden;
  border-radius: 8px;
}

.home-case-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  margin: 0;
  background: #0a0c10;
  overflow: hidden;
  border-radius: 0;
  border-bottom: none;
}

.home-case-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  /* 减轻缩放发糊，保留边缘锐度 */
  image-rendering: -webkit-optimize-contrast;
  transform: translateZ(0);
  backface-visibility: hidden;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.home-case-card--media:hover .home-case-thumb img {
  transform: translateZ(0) scale(1.015);
}

.home-case-body {
  padding: clamp(20px, 2.6vw, 28px) clamp(20px, 2.4vw, 28px) clamp(22px, 2.8vw, 30px);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cases-tracks-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 18px);
  margin-top: clamp(20px, 3vw, 28px);
}

.cases-track-link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 4px 12px;
  align-items: center;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.cases-track-link:hover {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
}

.cases-track-industry {
  grid-column: 1;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted, rgba(244, 247, 251, 0.5));
}

.cases-track-title {
  grid-column: 1;
  font-size: 0.98rem;
  font-weight: 500;
}

.cases-track-arrow {
  grid-row: 1 / span 2;
  grid-column: 2;
  opacity: 0.55;
}

.intro-band--page {
  border-top: none;
}

/* ── Home explore links ── */
.home-links {
  padding: var(--section-y) 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.home-link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  background: transparent;
  border: none;
}

.home-link-card {
  display: block;
  padding: clamp(28px, 3.5vw, 40px) clamp(20px, 2.5vw, 32px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.25s, box-shadow 0.25s, transform 0.2s;
}

.home-link-card:hover {
  background: transparent;
}

.home-link-num {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 14px;
}

.home-link-card h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.home-link-card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

/* ── Home CTA banner ── */
.cta--compact {
  position: relative;
  border-top: none;
  background:
    radial-gradient(ellipse 55% 45% at 50% 0%, rgba(61, 168, 255, 0.08), transparent 68%),
    var(--bg-gradient-deep);
}

.cta--compact::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: clamp(40px, 6vw, 72px);
  pointer-events: none;
  background: linear-gradient(180deg, transparent 0%, var(--bg) 100%);
}

.cta-banner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(36px, 5vw, 56px) 0;
}

.cta-banner-copy {
  max-width: 36rem;
}

.cta-banner-copy h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin-bottom: 12px;
}

.cta-banner-copy p {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.5;
  letter-spacing: -0.011em;
}

/* ── Prove-First / 先验模式 ── */
.page-hero--prove {
  min-height: clamp(320px, 48vw, 520px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: calc(var(--nav-h) + 56px) 0 clamp(48px, 6vw, 72px);
  background: #050506;
  border-bottom: none;
  overflow: hidden;
}

.page-hero--prove .page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-hero--prove .page-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 48%;
  display: block;
  transform: scale(1.02);
}

.page-hero--prove .page-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 8, 14, 0.55) 0%, rgba(6, 8, 14, 0.32) 38%, rgba(6, 8, 14, 0.72) 78%, #06080e 100%),
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(61, 168, 255, 0.06), rgba(0, 0, 0, 0.45) 72%);
}

.page-hero--prove .container {
  position: relative;
  z-index: 1;
}

.page-hero--prove .page-hero-inner {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.page-hero--prove .page-hero-sub {
  color: rgba(245, 245, 247, 0.82);
}

.page-hero--prove::after {
  width: min(220px, 48vw);
  opacity: 0.85;
}

.prove-slogan {
  margin: 28px auto 0;
  max-width: 28ch;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--media-ink);
  text-align: center;
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.5);
}

.prove-slogan-long {
  margin: 14px auto 0;
  max-width: 42rem;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.65;
  color: rgba(245, 245, 247, 0.82);
  text-align: center;
  letter-spacing: -0.01em;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.45);
}

/* 区块过渡：用渐隐发丝线代替硬边框 */
.prove-define,
.prove-flow,
.prove-contrast,
.prove-why {
  position: relative;
  border-bottom: none;
}

.prove-define::after,
.prove-flow::after,
.prove-contrast::after,
.prove-why::after {
  content: none;
  display: none;
}

.prove-define::before,
.prove-flow::before,
.prove-contrast::before,
.prove-why::before {
  content: none;
  display: none;
}

.prove-define {
  padding: clamp(48px, 7vw, 88px) 0;
  background:
    linear-gradient(180deg, var(--hero-base) 0%, var(--bg) 28%),
    var(--bg);
}

.prove-definition {
  max-width: 46rem;
  margin: 0 auto 28px;
  padding: 22px 24px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  border-left: 2px solid rgba(61, 168, 255, 0.35);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.7;
  color: var(--text);
  letter-spacing: -0.01em;
  background:
    linear-gradient(105deg, var(--accent-soft), transparent 42%),
    var(--surface);
}

.prove-define #prove-lead,
.prove-define > .container > p:last-child {
  max-width: 42rem;
  margin: 0 auto;
  text-align: left;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.75;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.prove-gates {
  padding: 0 0 var(--section-y);
  background: var(--bg);
}

.prove-gates-quota {
  max-width: 42rem;
  margin: 0 auto 20px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--accent);
}

.prove-gates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.prove-gates-item {
  padding: clamp(24px, 3vw, 36px) clamp(20px, 2.2vw, 28px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(165deg, var(--accent-soft), transparent 48%),
    var(--surface);
}

.prove-gates-item h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.prove-gates-item p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
}

.prove-flow {
  padding: var(--section-y) 0;
  background: var(--bg-gradient-soft);
}

.prove-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 40%),
    transparent;
}

.prove-step {
  padding: clamp(28px, 3.5vw, 40px) clamp(18px, 2.2vw, 28px);
  border-right: none;
  position: relative;
}

.prove-step:not(:last-child)::before {
  content: '';
  position: absolute;
  top: 14%;
  bottom: 14%;
  right: 0;
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 22%,
    rgba(255, 255, 255, 0.1) 78%,
    transparent 100%
  );
  pointer-events: none;
}

.prove-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 42px;
  right: -5px;
  width: 8px;
  height: 8px;
  border-right: 1px solid rgba(61, 168, 255, 0.45);
  border-top: 1px solid rgba(61, 168, 255, 0.45);
  transform: rotate(45deg);
  background: var(--bg-soft);
  z-index: 1;
}

.prove-step-num {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 16px;
}

.prove-step h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.prove-step p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
  letter-spacing: -0.01em;
}

.prove-contrast {
  padding: var(--section-y) 0;
  background: var(--bg);
}

.prove-contrast-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.01);
}

.prove-contrast-col {
  padding: clamp(28px, 3.2vw, 40px) clamp(22px, 2.8vw, 32px);
}

.prove-contrast-col--bad {
  border-right: none;
  color: var(--text-2);
  position: relative;
}

.prove-contrast-col--bad::after {
  content: '';
  position: absolute;
  top: 12%;
  bottom: 12%;
  right: 0;
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(255, 255, 255, 0.1) 30%,
    rgba(255, 255, 255, 0.1) 70%,
    transparent
  );
  pointer-events: none;
}

.prove-contrast-col--good {
  background:
    linear-gradient(160deg, rgba(74, 176, 224, 0.07), transparent 55%),
    rgba(74, 176, 224, 0.02);
}

.prove-contrast-label {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}

.prove-contrast-col--good .prove-contrast-label {
  color: var(--accent);
}

.prove-contrast-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.prove-contrast-col li {
  position: relative;
  padding-left: 14px;
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.01em;
}

.prove-contrast-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}

.prove-why {
  padding: var(--section-y) 0;
  background: var(--bg);
}

.prove-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  border: none;
  background: transparent;
}

.prove-why-item {
  padding: clamp(28px, 3.5vw, 40px) clamp(22px, 2.5vw, 32px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.03), transparent 48%),
    transparent;
}

.prove-why-item h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.prove-why-item p {
  font-size: 14px;
  color: var(--text);
  line-height: 1.55;
}

.prove-note {
  padding: clamp(48px, 6vw, 80px) 0;
  background: var(--bg-gradient-soft);
  border-bottom: 1px solid var(--border);
}

.prove-note-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  border: none;
  background: transparent;
}

.prove-note-col {
  padding: clamp(32px, 4vw, 48px) clamp(24px, 3vw, 40px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  border-radius: var(--radius-md);
}

.prove-note-col:last-child { border-right: 1px solid var(--border); }

.prove-note-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 12px;
}

.prove-note-col h3 {
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}

.prove-note-line {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.55;
  max-width: 36ch;
  margin-bottom: 8px;
}

.prove-note-line:last-child { margin-bottom: 0; }

.prove-note-en {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: -0.01em;
  margin: -4px 0 12px;
}

.prove-aliases {
  padding: var(--section-y) 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.prove-alias-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 820px;
  margin-inline: auto;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
}

.prove-alias-item {
  display: grid;
  grid-template-columns: minmax(8rem, 0.9fr) 1fr;
  gap: 16px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}

.prove-alias-item:last-child { border-bottom: none; }

.prove-alias-scene {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-3);
}

.prove-alias-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.015em;
}

body[data-page="contact"] .cta {
  padding-top: clamp(24px, 4vw, 40px);
}

body[data-page="contact"] .cta-layout {
  grid-template-columns: 1fr;
  max-width: 520px;
  margin: 0 auto;
}

/* ── Privacy policy ── */
.privacy-meta {
  margin: 18px auto 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.privacy-doc {
  padding: clamp(40px, 6vw, 72px) 0 clamp(64px, 8vw, 96px);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.privacy-article {
  max-width: 760px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.privacy-lead {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--text);
  margin-bottom: 28px;
}

.privacy-toc {
  margin: 0 0 36px;
  padding: 22px 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
}

.privacy-toc-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 12px;
}

.privacy-toc ol {
  margin: 0;
  padding-left: 1.2em;
  display: grid;
  gap: 6px;
}

.privacy-toc a {
  color: var(--text-2);
  transition: color 0.2s;
}

.privacy-toc a:hover { color: var(--text); }

.privacy-section {
  padding-top: 28px;
  margin-top: 28px;
  border-top: 1px solid var(--border);
}

.privacy-section:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.privacy-article h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text);
  margin: 0 0 16px;
  scroll-margin-top: calc(var(--nav-h) + 24px);
}

.privacy-article h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin: 22px 0 10px;
}

.privacy-article p {
  margin: 0 0 14px;
}

.privacy-list {
  margin: 0 0 16px;
  padding-left: 1.15em;
  display: grid;
  gap: 10px;
}

.privacy-list strong {
  color: var(--text);
  font-weight: 600;
}

/* ── Company / Careers info pages ── */
.info-page {
  padding: clamp(40px, 6vw, 72px) 0 clamp(48px, 7vw, 80px);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.info-page-inner {
  max-width: 820px;
  margin: 0 auto;
}

.info-lead {
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.7;
  color: var(--text);
  letter-spacing: -0.015em;
  margin-bottom: clamp(36px, 5vw, 52px);
}

.info-block {
  padding-top: 28px;
  margin-top: 28px;
  border-top: 1px solid var(--border);
}

.info-block:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.info-block h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text);
  margin: 0 0 14px;
}

.info-block p,
.info-sub {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-2);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.info-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 8px;
  border: none;
  background: transparent;
}

.info-card {
  padding: clamp(20px, 2.5vw, 28px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.info-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.info-card p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0;
}

.info-role-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  border: none;
  background: transparent;
}

.info-role {
  padding: clamp(18px, 2.2vw, 24px) clamp(20px, 2.5vw, 28px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.info-role h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.info-role p {
  font-size: 14px;
  color: var(--text-2);
  margin: 0;
  line-height: 1.55;
}

.careers-benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 14px;
}

.careers-benefit-card {
  padding: clamp(18px, 2.2vw, 24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md, 12px);
  background: transparent;
  transition: border-color 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.careers-benefit-card:hover {
  border-color: rgba(61, 168, 255, 0.35);
  background: rgba(61, 168, 255, 0.04);
  transform: translateY(-2px);
}

.careers-benefit-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.careers-benefit-icon-wrap {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: var(--accent);
  background:
    radial-gradient(circle at 30% 25%, rgba(61, 168, 255, 0.28), transparent 55%),
    rgba(61, 168, 255, 0.1);
  border: 1px solid rgba(61, 168, 255, 0.28);
}

.careers-benefit-icon {
  width: 18px;
  height: 18px;
  display: block;
}

.careers-benefit-card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.015em;
}

.careers-benefit-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
}

@media (prefers-reduced-motion: reduce) {
  .careers-benefit-card,
  .careers-benefit-card:hover {
    transition: none;
    transform: none;
  }
}

/* ── Company about ── */
.company-page {
  padding: clamp(40px, 6vw, 72px) 0 clamp(48px, 7vw, 80px);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.company-vision {
  max-width: min(960px, 100%);
  margin: 0 auto clamp(48px, 7vw, 80px);
  text-align: center;
}

.company-vision h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 8px 0 clamp(28px, 4vw, 44px);
}

.company-vision-text {
  font-size: clamp(32px, 6.2vw, 64px);
  font-weight: 500;
  line-height: 1.35 !important;
  letter-spacing: 0.18em !important;
  color: #f4f7fb;
  max-width: none;
  margin: 0 auto;
  text-wrap: balance;
}

.company-vision-typewriter {
  min-height: 1.45em;
  position: relative;
}

.company-vision-type-text {
  display: inline;
}

.company-vision-char {
  display: inline-block;
  color: transparent;
  /* 珠光银白 + 微量冷调，避免高饱和霓虹扫光（白天模式见 theme.css） */
  background-image: linear-gradient(
    105deg,
    rgba(232, 236, 242, 0.55) 0%,
    rgba(248, 250, 252, 0.88) 18%,
    rgba(210, 224, 240, 0.78) 34%,
    #ffffff 48%,
    rgba(198, 216, 236, 0.82) 62%,
    rgba(246, 248, 252, 0.9) 78%,
    rgba(230, 234, 240, 0.58) 100%
  );
  background-size: 320% 100%;
  background-position: 100% 50%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 18px rgba(255, 255, 255, 0.06));
  animation:
    company-vision-char-in 0.75s cubic-bezier(0.22, 1, 0.36, 1) both,
    company-vision-sheen 16s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.company-vision-type-cursor {
  display: inline-block;
  width: 0.08em;
  height: 0.82em;
  margin-left: 0.12em;
  vertical-align: -0.06em;
  border-radius: 1px;
  background: rgba(245, 245, 247, 0.72);
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.12);
  animation: typeCursorBlink 1.05s steps(1) infinite;
}

.company-vision-type-cursor.is-done {
  animation: company-vision-cursor-fade 1s ease forwards;
}

.company-vision-typewriter.is-complete .company-vision-char {
  filter: drop-shadow(0 0 22px rgba(255, 255, 255, 0.08));
  animation-duration: 0.75s, 18s;
}

@keyframes company-vision-char-in {
  from {
    opacity: 0;
    transform: translateY(0.18em);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: none;
  }
}

/* 慢扫珠光：长停顿 + 轻掠，避免来回闪 */
@keyframes company-vision-sheen {
  0%,
  12% {
    background-position: 100% 50%;
  }
  48% {
    background-position: 0% 50%;
  }
  60%,
  100% {
    background-position: 100% 50%;
  }
}

@keyframes company-vision-cursor-fade {
  to {
    opacity: 0;
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .company-vision-type-cursor { display: none; }
  .company-vision-char {
    animation: none;
    background-image: none;
    color: #f4f7fb;
    -webkit-text-fill-color: #f4f7fb;
    filter: none;
  }
}

.company-culture {
  margin-bottom: clamp(40px, 6vw, 64px);
}

.company-history {
  margin: 0 0 clamp(48px, 7vw, 80px);
  max-width: none;
}

.company-history > .section-head {
  margin-bottom: clamp(36px, 5vw, 56px);
}

.company-history-stage {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(28px, 4vw, 40px) clamp(22px, 3vw, 36px) clamp(32px, 4vw, 44px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg, 18px);
  background:
    radial-gradient(ellipse 70% 80% at 12% 0%, rgba(61, 168, 255, 0.1), transparent 55%),
    radial-gradient(ellipse 55% 60% at 88% 100%, rgba(255, 255, 255, 0.03), transparent 50%),
    rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.company-history-rail {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: clamp(32px, 4.5vw, 48px);
  padding: 0 2px;
}

.company-history-rail-line {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 10px;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(61, 168, 255, 0.15),
    rgba(61, 168, 255, 0.45) 35%,
    rgba(61, 168, 255, 0.45) 65%,
    rgba(61, 168, 255, 0.15)
  );
  pointer-events: none;
}

.company-history-year-btn {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1 1 0;
  min-width: 0;
  max-width: 140px;
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  transition: color 0.25s ease, transform 0.25s ease;
}

.company-history-year-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  box-sizing: border-box;
  border: 1px solid rgba(61, 168, 255, 0.45);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--bg);
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.company-history-year-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1;
}

.company-history-year-tag {
  display: block;
  max-width: 100%;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.35;
  text-align: center;
  color: var(--text-3);
  transition: color 0.25s ease;
}

.company-history-year-btn.is-future .company-history-year-dot {
  border-style: dashed;
  background: rgba(61, 168, 255, 0.08);
}

.company-history-year-btn:hover,
.company-history-year-btn:focus-visible {
  color: var(--text);
  outline: none;
}

.company-history-year-btn:hover .company-history-year-tag,
.company-history-year-btn:focus-visible .company-history-year-tag {
  color: rgba(244, 247, 251, 0.72);
}

.company-history-year-btn:hover .company-history-year-dot,
.company-history-year-btn:focus-visible .company-history-year-dot {
  border-color: rgba(61, 168, 255, 0.9);
  transform: scale(1.08);
}

.company-history-year-btn.is-active {
  color: var(--accent);
}

.company-history-year-btn.is-active .company-history-year-tag {
  color: rgba(61, 168, 255, 0.88);
}

.company-history-year-btn.is-active .company-history-year-dot {
  border-color: rgba(61, 168, 255, 0.95);
  background: rgba(61, 168, 255, 0.85);
  box-shadow:
    0 0 0 4px rgba(61, 168, 255, 0.14),
    0 0 18px rgba(61, 168, 255, 0.35);
}

.company-history-panels {
  position: relative;
  min-height: 168px;
}

.company-history-panel {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  animation: company-history-in 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

.company-history-panel.is-active {
  display: flex;
}

.company-history-display-year {
  margin: 0;
  font-size: clamp(56px, 9vw, 96px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: transparent;
  background: linear-gradient(180deg, rgba(61, 168, 255, 0.55) 0%, rgba(61, 168, 255, 0.08) 78%);
  -webkit-background-clip: text;
  background-clip: text;
}

.company-history-title {
  margin: 0;
  max-width: 28em;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.4;
  color: var(--text);
}

.company-history-panel.is-future .company-history-title {
  color: var(--text-2);
  font-size: clamp(18px, 2.2vw, 24px);
}

.company-history-events {
  list-style: none;
  width: 100%;
  max-width: 36em;
  margin: 8px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  gap: 10px;
}

.company-history-events li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.company-history-events li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 1px;
  background: rgba(61, 168, 255, 0.7);
}

@keyframes company-history-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .company-history-panel {
    animation: none;
  }
}

.company-culture > .section-head {
  margin-bottom: clamp(24px, 3.5vw, 36px);
}

.company-culture-photo {
  position: relative;
  margin: 0 0 clamp(36px, 5vw, 52px);
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #0a0b0e;
  isolation: isolate;
}

.company-culture-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 85% 75% at 50% 45%, transparent 42%, rgba(0, 0, 0, 0.38) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.12) 0%, transparent 28%, transparent 58%, rgba(0, 0, 0, 0.55) 100%),
    linear-gradient(225deg, transparent 55%, rgba(0, 0, 0, 0.45) 100%);
  z-index: 1;
}

.company-culture-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center 40%;
}

.company-culture-photo-caption {
  position: absolute;
  right: clamp(14px, 2vw, 22px);
  bottom: clamp(12px, 1.8vw, 20px);
  z-index: 2;
  margin: 0;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(5, 7, 12, 0.55);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.35;
  white-space: nowrap;
}

.company-culture-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  border: none;
  background: transparent;
  max-width: 960px;
  margin: 0 auto;
}

.company-culture-card {
  padding: clamp(28px, 3.5vw, 40px) clamp(22px, 3vw, 32px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.15s ease;
}

.company-culture-card:hover {
  background: transparent;
}

.company-culture-card h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text);
}

.company-culture-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
  margin: 0;
}

.company-page .info-block {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.company-page .info-block--with-qr {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(24px, 4vw, 40px);
}

.company-page .info-block-main {
  flex: 1;
  min-width: 0;
}

.company-page .info-block-main p:last-child {
  margin-bottom: 0;
}

.company-page .info-block-qr {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.company-page .info-block-qr img {
  display: block;
  width: clamp(112px, 14vw, 140px);
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  padding: 6px;
  box-sizing: border-box;
}

.company-page .info-block-qr-caption {
  margin: 0;
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-3);
  letter-spacing: 0.02em;
  text-align: center;
}

@media (max-width: 640px) {
  .company-page .info-block--with-qr {
    flex-direction: column;
    align-items: flex-start;
  }

  .company-page .info-block-qr {
    align-self: flex-start;
  }
}

/* ── Home funnel ── */
.hero--funnel .hero-content {
  align-items: center;
}

.hero--funnel {
  padding-bottom: clamp(160px, 22vh, 220px);
}

.hero-funnel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  width: 100%;
  max-width: 1100px;
}

/* Logo wall → Truth：World Labs 式连续气场过渡 */
.logo-truth-bridge {
  position: relative;
  isolation: isolate;
  /* 自 Hero 纯黑抬升蓝黑气场，再沉入 Truth 纯黑 */
  background:
    radial-gradient(
      ellipse 95% 50% at 50% 22%,
      rgba(61, 168, 255, 0.11) 0%,
      rgba(61, 168, 255, 0.035) 42%,
      transparent 70%
    ),
    linear-gradient(
      180deg,
      #000000 0%,
      #080d16 12%,
      #0c1420 26%,
      #080c14 42%,
      #040608 58%,
      #010203 76%,
      #000000 100%
    );
}

/* 自上而下的雾化层：logo 区有微光，文字区已沉入纯黑 */
.logo-truth-bridge::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(14, 22, 36, 0.35) 18%,
    rgba(8, 12, 20, 0.12) 40%,
    transparent 68%
  );
}

.logo-wall-band {
  position: relative;
  z-index: 1;
  padding: clamp(52px, 7vw, 88px) 0 clamp(12px, 2vw, 24px);
  background: transparent;
  border-bottom: none;
}

/* 取消硬遮罩帘；过渡交给画布渐变 + 留白 */
.logo-wall-band::after {
  display: none;
}

.logo-wall,
.hero-logo-wall {
  position: relative;
  left: auto;
  right: auto;
  bottom: auto;
  z-index: auto;
  display: grid;
  gap: clamp(40px, 5vw, 56px);
  pointer-events: none;
  /* 左右淡出 + 底部极轻溶解，避免切断感 */
  -webkit-mask-image:
    linear-gradient(90deg, transparent 0%, #000 7%, #000 93%, transparent 100%),
    linear-gradient(180deg, #000 0%, #000 62%, rgba(0, 0, 0, 0.7) 88%, rgba(0, 0, 0, 0.25) 100%);
  mask-image:
    linear-gradient(90deg, transparent 0%, #000 7%, #000 93%, transparent 100%),
    linear-gradient(180deg, #000 0%, #000 62%, rgba(0, 0, 0, 0.7) 88%, rgba(0, 0, 0, 0.25) 100%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

.hero-logo-marquee {
  overflow: hidden;
  width: 100%;
}

.hero-logo-track {
  display: flex;
  align-items: center;
  gap: clamp(40px, 5vw, 72px);
  width: max-content;
  animation: logoMarquee 110s linear infinite;
  will-change: transform;
}

.hero-logo-marquee.is-reverse .hero-logo-track {
  animation-name: logoMarqueeReverse;
  animation-duration: 128s;
}

.hero-logo-marquee:hover .hero-logo-track {
  animation-play-state: paused;
}

/* Equal optical slots so wordmarks and icon+label weigh the same */
.hero-logo-item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(132px, 13vw, 168px);
  height: clamp(36px, 3.8vw, 44px);
  opacity: 0.42;
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: auto;
}

.hero-logo-item:hover {
  opacity: 0.95;
  transform: translateY(-2px);
}

.hero-logo-lockup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: clamp(6px, 0.8vw, 10px);
  width: 100%;
  height: 100%;
  max-width: 100%;
}

.hero-logo-icon {
  display: block;
  flex: 0 0 auto;
  width: auto;
  height: 78%;
  max-width: 42%;
  object-fit: contain;
  object-position: center;
  filter: brightness(0) invert(1);
}

.hero-logo-icon.is-wordmark {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transform: scale(var(--logo-scale, 1));
  transform-origin: center center;
}

/* Icon + word lockups can use --logo-scale too (wordmarks scale the SVG itself). */
.hero-logo-item:not(:has(.is-wordmark)) .hero-logo-lockup {
  transform: scale(var(--logo-scale, 1));
  transform-origin: center center;
}

.hero-logo-item:has(.is-wordmark) {
  width: clamp(148px, 15vw, 196px);
}

.hero-logo-word {
  font-size: clamp(12px, 1.25vw, 15px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  color: #f4f7fb;
  white-space: nowrap;
  text-transform: uppercase;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 58%;
}

html[lang^="zh"] .hero-logo-word {
  letter-spacing: 0.12em;
  font-weight: 600;
  text-transform: none;
  max-width: 72%;
}

.hero-logo-item:has(.hero-logo-word:not(:empty)) {
  width: clamp(148px, 15vw, 188px);
}

.hero-logo-item img:not(.hero-logo-icon) {
  display: block;
  height: 88%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: center;
  filter: brightness(0) invert(1);
}

@keyframes logoMarquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes logoMarqueeReverse {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-logo-track {
    animation: none;
    transform: none;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    row-gap: 12px;
  }

  .hero-logo-marquee {
    display: flex;
    justify-content: center;
  }
}

.hero-funnel h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.14;
  margin-bottom: 18px;
  min-height: 2.4em;
  max-width: 12em;
}

.hero-typewriter {
  display: block;
}

.hero-type-accent {
  color: var(--accent);
}

.hero-type-cursor {
  display: inline-block;
  width: 0.08em;
  height: 0.92em;
  margin-left: 0.08em;
  vertical-align: -0.05em;
  background: rgba(255, 255, 255, 0.85);
  animation: typeCursorBlink 0.9s steps(1) infinite;
}

@keyframes typeCursorBlink {
  0%, 45% { opacity: 1; }
  46%, 100% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-type-cursor { display: none; }
}

.hero-funnel-copy .hero-actions {
  justify-content: flex-start;
  margin: 18px 0 0;
}

.hero-hooks {
  margin: 14px 0 0;
  display: grid;
  gap: 10px;
  max-width: 34em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition:
    opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.35s;
}

.hero-funnel-copy:has(.hero-actions:hover) .hero-hooks,
.hero-funnel-copy:has(.hero-actions:focus-within) .hero-hooks {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce) {
  .hero-hooks {
    transition: opacity 0.15s ease, visibility 0.15s;
    transform: none;
  }
}

.hero-hook {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.55;
  letter-spacing: -0.011em;
  padding-left: 14px;
  border-left: 2px solid rgba(61, 168, 255, 0.55);
}

.hero-metrics {
  display: grid;
  gap: 12px;
}

.hero-metric {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  backdrop-filter: none;
}

.hero-metric-icon-wrap {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 0;
  color: rgba(244, 247, 251, 0.88);
  background: transparent;
}

.hero-metric-icon {
  width: 52px;
  height: 52px;
}

.hero-metric-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.hero-metric-val {
  display: block;
  width: 100%;
  text-align: right;
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.015em;
  line-height: 1.05;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.hero-metric-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: transparent;
  background-image: linear-gradient(
    105deg,
    #1a6fbf 0%,
    #3da8ff 22%,
    #9fd4ff 38%,
    #3da8ff 54%,
    #1e7fd4 72%,
    #6ec0ff 88%,
    #1a6fbf 100%
  );
  background-size: 220% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 10px rgba(61, 168, 255, 0.28));
  animation: hero-metric-label-flow 4.8s ease-in-out infinite;
}

.hero-metric.is-counting .hero-metric-val {
  animation: hero-metric-pulse 1.4s ease-out;
}

.hero-metric.is-counting .hero-metric-icon-wrap {
  animation: hero-metric-icon-in 0.7s ease-out;
}

@keyframes hero-metric-pulse {
  0% { opacity: 0.45; filter: blur(2px); }
  35% { opacity: 1; filter: blur(0); }
  100% { opacity: 1; filter: none; }
}

@keyframes hero-metric-icon-in {
  from { opacity: 0.35; transform: scale(0.86); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes hero-metric-label-flow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-metric.is-counting .hero-metric-val,
  .hero-metric.is-counting .hero-metric-icon-wrap {
    animation: none;
  }

  .hero-metric-label {
    animation: none;
    background-image: none;
    color: var(--accent);
    -webkit-text-fill-color: var(--accent);
    filter: none;
  }
}

.home-truth,
.home-cases,
.home-prove,
.home-method {
  position: relative;
  padding: var(--section-y) 0;
  border-top: none;
}

.home-cases::before,
.home-method::before {
  content: none;
  display: none;
}

.home-truth {
  position: relative;
  z-index: 1;
  background: transparent;
  border-top: none;
  /* 大留白 = 气场过渡本体，文字从纯黑中浮现 */
  padding-top: clamp(96px, 14vw, 168px);
  padding-bottom: var(--section-y);
}

.home-truth > .container {
  position: relative;
}

.home-truth .section-head {
  margin-bottom: clamp(40px, 5vw, 64px);
}

.home-truth .section-head .eyebrow {
  opacity: 0.72;
  letter-spacing: 0.12em;
}

#truth-head h2 .truth-title-break {
  display: none;
}

.home-cases { background: var(--bg-gradient-deep); }
.home-prove {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #06080e;
  border-color: rgba(255, 255, 255, 0.06);
  color: var(--media-ink);
}
.home-prove .section-head h2,
.home-prove .section-head p,
.home-prove h2,
.home-prove h3,
.home-prove p,
.home-prove li,
.home-prove .eyebrow,
.home-prove .product-link {
  color: var(--media-ink);
}
.home-prove .section-head p,
.home-prove p,
.home-prove li {
  color: var(--media-ink-2);
}
.home-prove::before {
  content: '';
  position: absolute;
  inset: -3%;
  z-index: 0;
  background:
    url('/assets/img/home/prove-bg.jpg') center 48% / cover no-repeat;
  filter: blur(2px) saturate(0.92) brightness(0.9);
  transform: scale(1.05);
  pointer-events: none;
}
.home-prove::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 65% 50% at 72% 42%, rgba(61, 168, 255, 0.08), transparent 60%),
    linear-gradient(105deg, rgba(6, 8, 14, 0.55) 0%, rgba(6, 8, 14, 0.28) 48%, rgba(6, 8, 14, 0.4) 100%),
    linear-gradient(180deg, rgba(6, 8, 14, 0.22) 0%, rgba(6, 8, 14, 0.38) 52%, rgba(6, 8, 14, 0.62) 100%);
}
.home-prove > .container {
  position: relative;
  z-index: 1;
}
.home-method { background: var(--bg-gradient); }

.truth-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(280px, 0.7fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
  border: none;
  background: transparent;
  margin-bottom: 0;
}

.truth-switch-media {
  position: relative;
  min-height: clamp(360px, 48vw, 560px);
  border-radius: var(--radius-xl);
  overflow: visible;
  border: none;
  background: transparent;
}

.truth-switch-glow {
  position: absolute;
  inset: 12% 8% auto;
  height: 55%;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(61, 168, 255, 0.22), transparent 68%);
  filter: blur(28px);
  opacity: 0.55;
  pointer-events: none;
  transition: opacity 0.5s ease, background 0.5s ease;
  z-index: 0;
}

.truth-switch[data-truth-active="value"] .truth-switch-glow {
  background: radial-gradient(ellipse at center, rgba(61, 168, 255, 0.38), rgba(255, 180, 80, 0.12) 42%, transparent 70%);
  opacity: 0.85;
}

.truth-switch-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0;
  transition: opacity 0.55s ease;
  pointer-events: none;
  filter: saturate(0.92) brightness(0.96);
  z-index: 1;
}

.truth-switch-img.is-active {
  opacity: 1;
  filter: saturate(1.05) brightness(1.02);
  z-index: 2;
}

.truth-switch-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.truth-switch-rail {
  display: grid;
  gap: 10px;
}

.truth-mode {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  width: 100%;
  margin: 0;
  padding: 14px 16px;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.25s ease;
}

.truth-mode:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  transform: translateX(2px);
}

.truth-mode.is-active {
  border-color: rgba(61, 168, 255, 0.45);
  background:
    linear-gradient(135deg, rgba(61, 168, 255, 0.14), rgba(61, 168, 255, 0.03) 55%),
    rgba(8, 12, 20, 0.9);
  box-shadow:
    0 0 0 1px rgba(61, 168, 255, 0.12),
    0 12px 32px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.truth-mode-idx {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(244, 247, 251, 0.35);
  font-variant-numeric: tabular-nums;
}

.truth-mode.is-active .truth-mode-idx {
  color: var(--accent);
}

.truth-mode-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.truth-mode-kicker {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 247, 251, 0.4);
}

.truth-mode.is-active .truth-mode-kicker {
  color: rgba(61, 168, 255, 0.85);
}

.truth-mode-name {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--media-ink-2);
}

.truth-mode.is-active .truth-mode-name {
  color: var(--media-ink);
}

.truth-switch-detail {
  position: relative;
  padding: clamp(18px, 2.2vw, 24px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 40%),
    rgba(255, 255, 255, 0.02);
  display: grid;
  overflow: hidden;
}

.truth-detail-pane {
  grid-area: 1 / 1;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.truth-detail-pane.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
  position: relative;
  z-index: 1;
}

.truth-detail-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--media-ink);
}

.truth-detail-accent {
  color: var(--accent);
}

.truth-detail-pane ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.truth-detail-pane li {
  position: relative;
  padding-left: 14px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--media-ink-2);
}

.truth-detail-pane li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 1px;
  background: rgba(61, 168, 255, 0.75);
}

.truth-switch[data-truth-active="pseudo"] .truth-detail-pane[data-truth-pane="pseudo"] li::before {
  background: rgba(255, 255, 255, 0.35);
}

@media (prefers-reduced-motion: reduce) {
  .truth-switch-img,
  .truth-detail-pane,
  .truth-mode {
    transition: opacity 0.2s ease;
    transform: none;
  }

  .truth-detail-pane.is-active {
    transform: none;
  }
}

.truth-col {
  padding: clamp(24px, 3vw, 36px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.truth-col--bad .truth-label { color: var(--text-3); }
.truth-col--good .truth-label { color: var(--accent); }

.truth-label {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 40px;
}

.truth-label-logo {
  display: inline-block;
  height: 0.82em;
  width: auto;
  vertical-align: middle;
  /* 白字黑底图：在深色底上隐去黑底 */
  mix-blend-mode: screen;
}

.truth-label-brand {
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.truth-col--good .truth-label {
  margin-bottom: 40px;
}

.truth-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.truth-col li {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
  padding-left: 14px;
  position: relative;
}

.truth-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.truth-close {
  max-width: 44rem;
  margin: clamp(80px, 11vw, 144px) auto clamp(64px, 9vw, 120px);
  text-align: center;
  font-size: clamp(17px, 1.8vw, 21px);
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.32em !important;
  color: var(--media-ink);
  text-wrap: pretty;
}

.truth-close-nowrap {
  white-space: nowrap;
}

.truth-close-accent {
  color: var(--accent);
}

.truth-close-underline {
  text-decoration: none;
  background-image: linear-gradient(
    90deg,
    currentColor 0 0.28em,
    transparent 0.28em 0.48em
  );
  background-size: 0.48em 1px;
  background-repeat: repeat-x;
  background-position: left calc(100% - 0.02em);
  padding-bottom: 0.28em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.home-cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  border: none;
  background: transparent;
}

.home-case-card {
  padding: clamp(24px, 3vw, 32px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.home-case-industry {
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 8px;
}

.home-case-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 18px;
}

.home-case-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.home-case-val {
  font-size: 28px;
  font-weight: 600;
  color: var(--gain);
  letter-spacing: -0.03em;
}

.home-case-label {
  font-size: 12px;
  color: var(--text-2);
  margin-top: 4px;
}

.home-case-desc {
  font-size: 13px;
  color: var(--text);
  line-height: 1.55;
}

.home-prove-layout {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.home-prove-copy > p {
  margin: 0 0 20px;
  color: var(--media-ink-2);
  max-width: 36rem;
}

.home-prove-mechanism {
  margin: 0 0 28px !important;
  max-width: 38rem !important;
  font-size: clamp(15px, 1.5vw, 17px) !important;
  line-height: 1.7 !important;
  color: var(--media-ink-2) !important;
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.home-prove-steps {
  list-style: none;
  margin: 28px 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.home-prove-steps li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 12px;
  align-items: start;
}

.home-prove-steps span {
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  padding-top: 4px;
}

.home-prove-steps h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.home-prove-steps p {
  font-size: 13px;
  color: var(--media-ink-2);
}

.home-prove-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.home-prove-actions .product-link {
  color: var(--media-ink);
  opacity: 0.82;
}

.home-prove-actions .product-link:hover {
  opacity: 1;
}

.home-prove-side {
  padding: clamp(24px, 3vw, 32px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent !important;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
  color: var(--text);
}

.home-prove-side.is-card:hover {
  background: transparent !important;
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow:
    0 18px 44px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.home-prove-side-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--media-ink);
}

.home-prove-side ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.home-prove-side li {
  font-size: 14px;
  color: var(--media-ink-2);
  padding-left: 16px;
  position: relative;
}

.home-prove-side li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.method-layers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  border: none;
  background: transparent;
}

.method-layer {
  padding: clamp(24px, 3vw, 36px);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.method-layer-num {
  display: block;
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
}

.method-layer h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.method-layer p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}

.section-more {
  margin-top: 28px;
  text-align: center;
}

.cv-cases .section-more {
  margin-top: clamp(32px, 4.5vw, 48px);
}

.cta-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.solution-formula {
  --formula-accent: var(--accent);
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin: 32px 0 0;
  padding: 20px 24px 20px 26px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(var(--formula-accent), var(--formula-accent)) 0 50% / 2px 52% no-repeat,
    linear-gradient(115deg, rgba(61, 168, 255, 0.12) 0%, transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 62%),
    var(--surface-2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: -0.012em;
  color: var(--text);
  overflow: hidden;
  isolation: isolate;
}

.info-block .solution-formula {
  color: var(--text);
  margin-top: 32px;
  margin-bottom: 0;
}

.solution-formula-meta {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
}

.solution-formula-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--formula-accent);
  white-space: nowrap;
}

html[lang="zh-CN"] .solution-formula-label,
html[lang="zh"] .solution-formula-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: none;
}

.solution-formula-sep {
  font-size: 14px;
  font-weight: 600;
  color: rgba(61, 168, 255, 0.7);
}

.solution-formula-body {
  flex: 1 1 16rem;
  min-width: 0;
  font-size: clamp(14px, 1.35vw, 16px);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  text-wrap: pretty;
}

.solution-formula-op {
  display: inline-block;
  margin: 0 0.18em;
  font-weight: 600;
  color: var(--formula-accent);
  opacity: 0.88;
}

.solution-formula.is-card:hover {
  border-color: rgba(61, 168, 255, 0.38);
  background:
    linear-gradient(var(--formula-accent), var(--formula-accent)) 0 50% / 2px 64% no-repeat,
    linear-gradient(115deg, rgba(61, 168, 255, 0.16) 0%, transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 62%),
    var(--surface-2);
}

@media (prefers-reduced-motion: reduce) {
  .solution-formula.is-card:hover {
    transform: none;
  }
}

/* Solution detail — visual hero + showcase cards (thumb above copy) */
.page-hero--solution {
  position: relative;
  min-height: clamp(300px, 42vw, 460px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: calc(var(--nav-h) + 56px) 0 clamp(40px, 6vw, 72px);
  background: #050506;
  border-bottom: none;
  overflow: hidden;
}

.page-hero--solution .page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-hero--solution .page-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 48%;
  display: block;
  transform: scale(1.02);
}

.page-hero--solution .page-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 8, 14, 0.55) 0%, rgba(6, 8, 14, 0.3) 38%, rgba(6, 8, 14, 0.72) 78%, #06080e 100%),
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(61, 168, 255, 0.05), rgba(0, 0, 0, 0.4) 72%);
}

.page-hero--solution .container {
  position: relative;
  z-index: 1;
}

.page-hero--solution .page-hero-inner {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.page-hero--solution .page-hero-sub {
  color: rgba(245, 245, 247, 0.82);
}

.page-hero--solution::after {
  content: none;
  display: none;
}

body[data-page="solution"] .info-page-inner {
  max-width: 960px;
}

.solution-showcases-lead {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-2);
}

.solution-showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 20px);
  margin-top: 8px;
}

.solution-showcase {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
}

.solution-showcase-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0a0c10;
}

.solution-showcase-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-showcase-desense {
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 1;
  max-width: calc(100% - 16px);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(5, 6, 10, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(245, 245, 247, 0.92);
  font-size: 10px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.solution-showcase-body {
  padding: 16px 16px 18px;
}

.solution-showcase-body h3 {
  margin: 0 0 8px;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.4;
  color: var(--text);
}

.solution-showcase-body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-2);
}

.solution-roi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 12px 0 16px;
}

.solution-roi-item {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
}

.float-dock {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

.float-dock.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.float-dock-btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 18px;
  border-radius: 999px;
  background: #fff;
  color: #0a0a0a;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.float-dock-btn:hover {
  background: #fff;
  opacity: 0.94;
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

/* Corner actions — home + back to top */
.corner-actions {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 91;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
  pointer-events: none;
}

.corner-actions.has-top,
.corner-actions.has-experience {
  gap: 10px;
}

.corner-action {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: rgba(10, 10, 12, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  pointer-events: none;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  flex-shrink: 0;
  transition:
    opacity 0.25s ease,
    transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.25s,
    background 0.15s ease,
    border-color 0.15s ease,
    width 0.25s ease,
    height 0.25s ease,
    margin 0.25s ease,
    border-width 0.25s ease,
    box-shadow 0.25s ease;
}

/* 未显示时不占位，首页按钮可贴底；置顶出现后再把首页挤上去 */
.corner-action:not(.is-visible) {
  width: 0;
  height: 0;
  margin: 0;
  border-width: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.85);
  pointer-events: none;
}

.corner-action.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
}

.corner-action:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.32);
}

.corner-action:active {
  transform: scale(0.96);
}

/* 案例子页：醒目线下体验 CTA（位于返回首页上方） */
.corner-experience.is-visible {
  position: relative;
  width: auto;
  height: auto;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  gap: 0;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  border: 1px solid rgba(190, 230, 255, 0.55);
  background:
    linear-gradient(135deg, rgba(90, 185, 255, 0.98) 0%, rgba(41, 132, 235, 0.96) 52%, rgba(28, 98, 210, 0.96) 100%);
  box-shadow:
    0 0 0 0 rgba(61, 168, 255, 0.5),
    0 12px 28px rgba(61, 168, 255, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
  overflow: visible;
  animation: corner-exp-pulse 2.6s ease-in-out infinite;
}

.corner-experience-glow {
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(
    110deg,
    transparent 0%,
    transparent 40%,
    rgba(255, 255, 255, 0.45) 50%,
    transparent 60%,
    transparent 100%
  );
  background-size: 220% 100%;
  opacity: 0.55;
  animation: corner-exp-shine 3.2s ease-in-out infinite;
  mix-blend-mode: soft-light;
}

.corner-experience-label {
  position: relative;
  z-index: 1;
}

.corner-experience.is-visible:hover {
  background:
    linear-gradient(135deg, rgba(120, 200, 255, 1) 0%, rgba(55, 150, 245, 0.98) 55%, rgba(36, 110, 220, 0.98) 100%);
  border-color: rgba(220, 240, 255, 0.75);
  box-shadow:
    0 0 0 6px rgba(61, 168, 255, 0.16),
    0 16px 36px rgba(61, 168, 255, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.42);
  transform: translateY(-1px);
}

.corner-experience.is-visible:active {
  transform: scale(0.97);
}

@keyframes corner-exp-pulse {
  0%, 100% {
    box-shadow:
      0 0 0 0 rgba(61, 168, 255, 0.48),
      0 12px 28px rgba(61, 168, 255, 0.3),
      inset 0 1px 0 rgba(255, 255, 255, 0.35);
  }
  50% {
    box-shadow:
      0 0 0 12px rgba(61, 168, 255, 0),
      0 16px 36px rgba(61, 168, 255, 0.4),
      inset 0 1px 0 rgba(255, 255, 255, 0.4);
  }
}

@keyframes corner-exp-shine {
  0% { background-position: 120% 0; }
  100% { background-position: -120% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .corner-action {
    transition: opacity 0.15s ease, visibility 0.15s, width 0.01s, height 0.01s;
    transform: none;
  }

  .corner-experience.is-visible,
  .corner-experience-glow {
    animation: none;
  }
}



/* ── GCT Plugin download page (XGRIDS-inspired) ── */
.gct-hero {
  position: relative;
  min-height: clamp(260px, 36vw, 420px);
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-h) + 48px) 0 56px;
  overflow: hidden;
  border-bottom: none;
}

.gct-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.gct-hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% 42%;
  filter: none;
}

/* 浅色雕塑图：左侧压暗保白字，底部柔和接到深色内容区 */
.gct-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(1, 3, 9, 0.72) 0%, rgba(1, 3, 9, 0.28) 38%, rgba(1, 3, 9, 0.08) 62%, transparent 78%),
    linear-gradient(180deg, rgba(1, 3, 9, 0.22) 0%, rgba(1, 3, 9, 0.08) 42%, rgba(1, 3, 9, 0.55) 78%, rgba(1, 3, 9, 0.92) 100%);
  pointer-events: none;
}

.gct-hero-inner {
  position: relative;
  z-index: 1;
}

.gct-hero-inner h1 {
  margin: 0;
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
}

.gct-page {
  position: relative;
  padding: clamp(36px, 5vw, 64px) 0 calc(var(--section-y) * 0.85);
  background: var(--bg-gradient-deep);
}

/* Hero / content 珠光分割线（与其它 page-hero 同宽） */
.gct-page::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 2;
  transform: translateX(-50%);
  width: min(260px, 52vw);
  height: 1px;
  pointer-events: none;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(170, 210, 255, 0.12) 10%,
    rgba(200, 230, 255, 0.55) 30%,
    rgba(240, 248, 255, 0.95) 50%,
    rgba(200, 230, 255, 0.55) 70%,
    rgba(170, 210, 255, 0.12) 90%,
    transparent 100%
  );
  box-shadow:
    0 0 8px 1px rgba(220, 240, 255, 0.55),
    0 0 22px 5px rgba(140, 200, 255, 0.28),
    0 0 48px 12px rgba(61, 168, 255, 0.14);
}

.gct-page::after {
  content: '';
  position: absolute;
  left: 50%;
  top: -20px;
  z-index: 1;
  transform: translateX(-50%);
  width: min(280px, 50vw);
  height: 40px;
  pointer-events: none;
  background: radial-gradient(
    ellipse 72% 58% at 50% 55%,
    rgba(190, 225, 255, 0.2) 0%,
    rgba(61, 168, 255, 0.08) 40%,
    transparent 70%
  );
}

.gct-layout {
  display: grid;
  grid-template-columns: minmax(200px, 240px) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.gct-side-title {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}

.gct-side-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gct-side-link {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

a.gct-side-link:hover {
  color: var(--text);
  background: var(--hover-fill);
}

.gct-side-link.is-active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--card-border);
  box-shadow: var(--shadow-sm, 0 8px 24px rgba(15, 23, 42, 0.08));
}

.gct-main {
  min-width: 0;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.gct-main-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.gct-main-titles h2 {
  margin: 0 0 8px;
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.gct-meta {
  margin: 0;
  font-size: 13px;
  color: var(--text-3);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.gct-engines {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.gct-engine-pill {
  appearance: none;
  border: 0;
  cursor: pointer;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--hover-fill);
  transition: background 0.15s ease, color 0.15s ease;
}

.gct-engine-pill:hover {
  color: var(--text);
  background: var(--accent-soft);
}

.gct-engine-pill.is-active {
  color: #061018;
  background: var(--accent, #3da8ff);
}

.gct-summary {
  margin: 0 0 10px;
  max-width: 52rem;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-2);
}

.gct-download-hint {
  margin: 0 0 28px;
  font-size: 13px;
  color: var(--text-3);
}

.gct-notes-title,
.gct-reqs h3,
.gct-note-block h3 {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 650;
  color: var(--text);
}

.gct-note-block {
  margin-bottom: 18px;
}

.gct-note-block h3 {
  font-size: 14px;
  color: var(--accent, #3da8ff);
  margin-bottom: 8px;
}

.gct-note-block ul,
.gct-reqs ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-2);
  line-height: 1.7;
  font-size: 14px;
}

.gct-reqs {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

@media (max-width: 860px) {
  .gct-layout {
    grid-template-columns: 1fr;
  }

  .gct-main-head {
    flex-direction: column;
    align-items: stretch;
  }

  .gct-main-head .btn {
    width: 100%;
    justify-content: center;
  }
}