:root {
  --bg: #08111f;
  --bg-soft: #0d1a2d;
  --panel: rgba(15, 30, 52, 0.78);
  --panel-strong: #11233c;
  --line: rgba(126, 204, 255, 0.18);
  --text: #e8f3ff;
  --muted: #a8bbd2;
  --faint: #6f839e;
  --accent: #4dd8ff;
  --accent-2: #8affc1;
  --warning: #ffd166;
  --danger: #ff6b8a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --content-max: 1180px;
  --section-pad-y: clamp(72px, 8.5vw, 96px);
  --block-stack-gap: clamp(22px, 2.5vw, 30px);
  --header-bg: rgba(8, 17, 31, 0.78);
  --metric-tile-bg: rgba(8, 17, 31, 0.72);
  --text-on-accent: #06111e;
  --body-glow-1: rgba(77, 216, 255, 0.22);
  --body-glow-2: rgba(138, 255, 193, 0.13);
  --body-base-1: #07101d;
  --body-base-2: #0a1321;
  --body-grid-line: rgba(255, 255, 255, 0.03);
  --dark-band-glow: rgba(77, 216, 255, 0.12);
  --fill-muted: rgba(5, 12, 22, 0.38);
  --fill-band: rgba(5, 12, 22, 0.58);
  --fill-warm: rgba(5, 12, 22, 0.42);
  --fill-mid: rgba(5, 12, 22, 0.45);
  --fill-ghost: rgba(5, 12, 22, 0.24);
  --fill-table-row: rgba(5, 12, 22, 0.34);
  --nav-drawer-bg: rgba(8, 17, 31, 0.96);
  --gradient-text-from: #ffffff;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #e8ecf4;
  --bg-soft: #dce4f0;
  --panel: rgba(255, 255, 255, 0.88);
  --panel-strong: #cfd9e8;
  --line: rgba(52, 88, 132, 0.16);
  --text: #142032;
  --muted: #3d4f66;
  --faint: #5a6b80;
  --accent: #0678b8;
  --accent-2: #078f62;
  --warning: #9a6600;
  --danger: #b82845;
  --shadow: 0 12px 40px rgba(35, 65, 110, 0.09);
  --header-bg: linear-gradient(185deg, #e6ebf5 0%, #dfe7f2 45%, #e8edf6 100%);
  --metric-tile-bg: rgba(255, 255, 255, 0.82);
  --text-on-accent: #041a24;
  --body-glow-1: rgba(6, 110, 175, 0.11);
  --body-glow-2: rgba(32, 145, 108, 0.07);
  --body-base-1: #e9edf5;
  --body-base-2: #e1e8f2;
  --body-grid-line: rgba(55, 85, 130, 0.09);
  --dark-band-glow: rgba(6, 100, 165, 0.09);
  --fill-muted: rgba(255, 255, 255, 0.78);
  --fill-band: rgba(222, 232, 244, 0.92);
  --fill-warm: rgba(255, 255, 255, 0.85);
  --fill-mid: rgba(247, 249, 252, 0.94);
  --fill-ghost: rgba(255, 255, 255, 0.52);
  --fill-table-row: rgba(255, 255, 255, 0.7);
  --nav-drawer-bg: rgba(246, 248, 252, 0.98);
  --gradient-text-from: #f4f7fc;
  --nav-item-hover: rgba(6, 105, 168, 0.1);
  --nav-item-active: rgba(6, 105, 168, 0.16);
  --nav-item-border-hover: rgba(52, 98, 145, 0.22);
}

html[data-theme="light"] .official-panel,
html[data-theme="light"] .official-case-panel,
html[data-theme="light"] .capability-panel,
html[data-theme="light"] .hardware-panel,
html[data-theme="light"] .cost-model {
  background: linear-gradient(135deg, rgba(6, 105, 168, 0.08), rgba(255, 255, 255, 0.74));
  border-color: rgba(60, 95, 140, 0.14);
}

html[data-theme="light"] .button.ghost {
  background: rgba(255, 255, 255, 0.68);
  border-color: rgba(60, 95, 140, 0.18);
}

html[data-theme="light"] .site-header {
  background:
    radial-gradient(ellipse 130% 65% at -15% 12%, var(--body-glow-1), transparent 52%),
    radial-gradient(ellipse 90% 45% at -5% 88%, var(--body-glow-2), transparent 48%),
    var(--header-bg);
  border-right: 1px solid rgba(60, 95, 140, 0.14);
  box-shadow: 6px 0 36px rgba(32, 58, 98, 0.06);
  backdrop-filter: none;
}

html[data-theme="light"] .brand {
  border-bottom-color: rgba(60, 95, 140, 0.12);
}

html[data-theme="light"] .brand-mark {
  box-shadow: 0 4px 16px rgba(6, 110, 175, 0.2);
}

html[data-theme="light"] .nav-links a {
  border-color: transparent;
}

html[data-theme="light"] .nav-links a:hover {
  border-color: var(--nav-item-border-hover);
  background: var(--nav-item-hover);
}

html[data-theme="light"] .nav-links a.active {
  border-color: rgba(6, 105, 168, 0.26);
  background: var(--nav-item-active);
  box-shadow: inset 3px 0 0 0 var(--accent);
}

html[data-theme="light"] .nav-links a:hover small,
html[data-theme="light"] .nav-links a.active small {
  color: var(--accent-2);
}

html[data-theme="light"] .nav-links a:hover .nav-index,
html[data-theme="light"] .nav-links a.active .nav-index {
  color: var(--accent-2);
}

html[data-theme="light"] .nav-links a.active strong {
  color: var(--text);
}

html[data-theme="light"] .nav-toggle {
  border-color: rgba(60, 95, 140, 0.22);
  background: rgba(255, 255, 255, 0.55);
}

html[data-theme="light"] .gradient-text {
  text-shadow: 0 0 28px rgba(6, 110, 175, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
  color-scheme: dark;
}

body {
  margin: 0;
  padding-left: 280px;
  color: var(--text);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background:
    radial-gradient(circle at 15% 10%, var(--body-glow-1), transparent 28rem),
    radial-gradient(circle at 85% 18%, var(--body-glow-2), transparent 26rem),
    linear-gradient(180deg, var(--body-base-1) 0%, var(--body-base-2) 48%, var(--body-base-1) 100%);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background 0.35s ease, color 0.2s ease;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image:
    linear-gradient(var(--body-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--body-grid-line) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 92%);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 20;
  width: 280px;
  border-right: 1px solid var(--line);
  background: var(--header-bg);
  backdrop-filter: blur(18px);
  transition: background 0.3s ease, border-color 0.2s ease;
}

.nav {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
  padding: 26px 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #02111d;
  font-weight: 900;
  letter-spacing: -0.08em;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 14px;
  box-shadow: 0 0 32px rgba(77, 216, 255, 0.35);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
}

.brand small {
  color: var(--faint);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 6px;
  color: var(--muted);
  margin-top: auto;
  margin-bottom: auto;
  padding-right: 2px;
  overflow-y: auto;
  font-size: 13px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.nav-links::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.nav-links a {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  white-space: nowrap;
  width: 100%;
  text-align: left;
}

.nav-links a strong,
.nav-links a small {
  display: block;
}

.nav-links a .nav-index {
  display: inline;
  margin-right: 0.4em;
  font-size: 0.9em;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: var(--accent);
  opacity: 0.95;
}

.nav-links a strong {
  color: var(--text);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.nav-links a small {
  color: var(--faint);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.nav-links a::after {
  display: none;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.nav-links a:hover small,
.nav-links a.active small {
  color: var(--accent-2);
}

.nav-links a:hover .nav-index,
.nav-links a.active .nav-index {
  color: var(--accent-2);
  opacity: 1;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  color: var(--text);
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
}

.theme-toggle {
  position: fixed;
  top: max(18px, env(safe-area-inset-top, 0px));
  right: max(20px, env(safe-area-inset-right, 0px));
  z-index: 45;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  cursor: pointer;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  transition:
    border-color 0.2s ease,
    background 0.25s ease,
    transform 0.15s ease,
    color 0.2s ease;
}

.theme-toggle:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.theme-toggle-track {
  position: relative;
  width: 38px;
  height: 22px;
  border-radius: 999px;
  background: linear-gradient(105deg, rgba(77, 216, 255, 0.4), rgba(138, 255, 193, 0.28));
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

html[data-theme="light"] .theme-toggle-track {
  background: linear-gradient(105deg, rgba(7, 140, 200, 0.35), rgba(50, 170, 120, 0.28));
  border-color: rgba(20, 70, 120, 0.18);
}

.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(145deg, #fff, rgba(232, 243, 255, 0.85));
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

html[data-theme="light"] .theme-toggle-thumb {
  transform: translateX(16px);
}

.theme-toggle-label {
  min-width: 2em;
  text-align: center;
}

.section {
  width: min(var(--content-max), calc(100% - 40px));
  margin: 0 auto;
  padding: var(--section-pad-y) 0;
  scroll-margin-top: 20px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.72fr);
  gap: clamp(32px, 4vw, 48px);
  align-items: center;
  min-height: 100vh;
  padding-top: 68px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  display: inline-block;
  width: 34px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 999px;
  box-shadow: 0 0 18px rgba(77, 216, 255, 0.38);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  max-width: 880px;
  margin-bottom: 24px;
  font-size: clamp(44px, 6.2vw, 78px);
  line-height: 1.04;
  letter-spacing: -0.06em;
}

.hero-title {
  position: relative;
  max-width: 900px;
  margin-bottom: 28px;
  padding-top: 12px;
}

.hero-title::before {
  display: block;
  width: 86px;
  height: 4px;
  margin-bottom: 26px;
  content: "";
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 999px;
  box-shadow: 0 0 28px rgba(77, 216, 255, 0.55);
}

.hero-title span {
  display: block;
}

.gradient-text {
  width: fit-content;
  color: transparent;
  background: linear-gradient(95deg, var(--gradient-text-from) 0%, var(--accent) 42%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: 0 0 44px rgba(77, 216, 255, 0.18);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(34px, 3.6vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 10px;
  font-size: clamp(19px, 1.35vw, 22px);
  line-height: 1.28;
  letter-spacing: -0.02em;
}

h4 {
  margin-bottom: 8px;
  font-size: clamp(16px, 1.05vw, 18px);
  line-height: 1.35;
  letter-spacing: -0.015em;
  font-weight: 800;
}

.hero-lead {
  max-width: 740px;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 800;
}

.button.primary {
  color: var(--text-on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 18px 44px rgba(77, 216, 255, 0.24);
}

.button.ghost {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel {
  position: relative;
}

.scan-card {
  position: relative;
  overflow: hidden;
  min-height: 480px;
  padding: 28px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(77, 216, 255, 0.14), transparent 28%),
    var(--panel);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.scan-card::before {
  position: absolute;
  inset: 70px 28px 126px;
  content: "";
  border: 1px solid rgba(77, 216, 255, 0.32);
  background:
    linear-gradient(90deg, transparent 49%, rgba(77, 216, 255, 0.2) 50%, transparent 51%),
    linear-gradient(transparent 49%, rgba(77, 216, 255, 0.18) 50%, transparent 51%),
    radial-gradient(circle, rgba(138, 255, 193, 0.16), transparent 62%);
  background-size: 100% 100%, 100% 100%, 100% 100%;
  border-radius: 22px;
}

.scan-card::after {
  position: absolute;
  inset: 120px 68px 164px;
  content: "";
  border: 2px solid rgba(255, 107, 138, 0.8);
  border-radius: 18px;
  box-shadow:
    0 0 0 999px rgba(2, 12, 24, 0.1),
    0 0 32px rgba(255, 107, 138, 0.22);
}

.scan-line {
  position: absolute;
  right: 28px;
  left: 28px;
  top: 88px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  box-shadow: 0 0 30px var(--accent);
  animation: scan 3.4s infinite ease-in-out;
}

@keyframes scan {
  0% { transform: translateY(0); opacity: 0; }
  12% { opacity: 1; }
  55% { transform: translateY(240px); opacity: 1; }
  100% { transform: translateY(240px); opacity: 0; }
}

.status-row {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.status-row strong {
  color: var(--accent-2);
}

.metric-grid {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.metric-grid div {
  padding: 14px 10px;
  text-align: center;
  border: 1px solid var(--line);
  background: var(--metric-tile-bg);
  border-radius: var(--radius-sm);
}

.metric-grid strong {
  display: block;
  color: var(--accent);
  font-size: 22px;
  line-height: 1;
}

.metric-grid span {
  display: block;
  margin-top: 6px;
  color: var(--faint);
  font-size: 12px;
}

.integration-grid span,
.defect-card span,
.project-card .tag {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  position: relative;
  max-width: 780px;
  margin-bottom: clamp(36px, 4.5vw, 48px);
  padding-left: 22px;
}

.section-heading::before {
  position: absolute;
  top: 8px;
  bottom: 6px;
  left: 0;
  width: 3px;
  content: "";
  background: linear-gradient(180deg, var(--accent), rgba(138, 255, 193, 0.18));
  border-radius: 999px;
}

.section-heading.wide {
  max-width: 980px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  max-width: 920px;
  font-size: clamp(16px, 1.05vw, 17px);
  line-height: 1.78;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  align-items: stretch;
}

.project-card,
.defect-card,
.integration-grid article,
.talk-grid article {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.project-card {
  position: relative;
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 260px;
  padding: 24px;
}

.project-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--accent), rgba(138, 255, 193, 0.55), transparent);
  opacity: 0.75;
}

.project-card::after {
  position: absolute;
  right: -46px;
  bottom: -46px;
  width: 130px;
  height: 130px;
  content: "";
  border: 1px solid rgba(77, 216, 255, 0.12);
  border-radius: 50%;
}

.project-card.featured {
  grid-column: 1 / -1;
  min-height: 0;
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(77, 216, 255, 0.17), rgba(138, 255, 193, 0.06)),
    var(--panel);
}

.project-card.featured h3 {
  max-width: 520px;
  font-size: 30px;
}

.project-card.featured p {
  max-width: 860px;
  font-size: 17px;
}

.project-card > * {
  position: relative;
  z-index: 1;
}

.project-card p,
.defect-card p,
.integration-grid p,
.talk-grid p,
.accordion-panel p {
  color: var(--muted);
}

.project-card ul {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.project-card li {
  position: relative;
  margin-top: 10px;
  padding-left: 18px;
  color: var(--muted);
}

.project-card li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 6px;
  height: 6px;
  content: "";
  background: var(--accent);
  border-radius: 50%;
}

.mental-model {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: var(--block-stack-gap) 0;
}

.mental-model article,
.glossary-panel,
.story-step {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.mental-model article {
  padding: 28px;
}

.mental-model span {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mental-model p,
.story-step p,
.glossary-grid span {
  color: var(--muted);
}

.story-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: var(--block-stack-gap);
}

.story-step {
  position: relative;
  min-height: 180px;
  padding: 20px;
}

.story-step::before {
  position: absolute;
  top: 24px;
  right: 18px;
  width: 8px;
  height: 8px;
  content: "";
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(77, 216, 255, 0.8);
}

.story-step strong {
  display: block;
  margin-bottom: 10px;
  color: var(--text);
  font-size: 17px;
}

.glossary-panel {
  padding: 28px;
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.glossary-grid div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.glossary-grid strong {
  color: var(--accent-2);
}

.misunderstanding-panel {
  margin-top: 22px;
  padding: 28px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 209, 102, 0.12), rgba(77, 216, 255, 0.06)),
    rgba(255, 255, 255, 0.025);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.misunderstanding-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.misunderstanding-grid article {
  padding: 18px;
  border: 1px solid rgba(255, 209, 102, 0.18);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.misunderstanding-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--warning);
}

.misunderstanding-grid p {
  color: var(--muted);
}

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.architecture-flow article,
.learning-card,
.principle-panel,
.training-roadmap article,
.manual-block {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.architecture-flow article {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  padding: 26px;
}

.architecture-flow article::after {
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 130px;
  height: 130px;
  content: "";
  border: 1px solid rgba(77, 216, 255, 0.2);
  border-radius: 50%;
}

.architecture-flow article > span,
.learning-card .step,
.training-roadmap span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 30px;
  margin-bottom: 16px;
  color: var(--text-on-accent);
  font-size: 13px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 999px;
}

.architecture-flow ul,
.learning-card ol {
  margin: 18px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.architecture-flow li,
.learning-card li {
  margin-top: 8px;
}

.architecture-flow p,
.learning-card p,
.principle-panel p,
.training-roadmap p,
.panel-intro {
  color: var(--muted);
}

.learning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.learning-card {
  padding: 26px;
}

.learning-card ol {
  padding-left: 22px;
}

.principle-panel {
  margin-top: 20px;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(77, 216, 255, 0.13), rgba(138, 255, 193, 0.06)),
    rgba(255, 255, 255, 0.025);
}

.manual-block {
  margin-top: var(--block-stack-gap);
  padding: clamp(22px, 2.8vw, 32px);
}

.manual-block:first-of-type {
  margin-top: 0;
}

.manual-title {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  align-items: start;
  margin-bottom: 24px;
}

.manual-title > span {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--text-on-accent);
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 16px;
  box-shadow: 0 0 28px rgba(77, 216, 255, 0.24);
}

.manual-title p {
  max-width: 900px;
  color: var(--muted);
}

.checklist-grid,
.decision-grid,
.debug-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.section-subgrid {
  margin-top: 18px;
}

.checklist-grid article,
.decision-grid article,
.debug-grid article,
.data-flow article {
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.checklist-grid h4,
.decision-grid h4,
.debug-grid h4,
.data-flow h4 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 18px;
}

.checklist-grid ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.decision-grid ul,
.debug-grid ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.checklist-grid li,
.decision-grid li,
.debug-grid li {
  margin-top: 8px;
}

.data-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.data-flow article {
  position: relative;
  min-height: 230px;
}

.data-flow article:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -13px;
  z-index: 1;
  width: 14px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--accent), transparent);
}

.data-flow span,
.manual-block .step-table strong,
.manual-block .fault-table strong {
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.data-flow p,
.decision-grid p,
.debug-grid p {
  color: var(--muted);
}

.step-table,
.fault-table {
  display: grid;
  gap: 10px;
}

.step-table div,
.fault-table div {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 18px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.step-table span,
.fault-table span {
  color: var(--muted);
}

.fault-table strong {
  color: var(--warning);
}

.dark-section {
  position: relative;
  width: 100%;
  max-width: none;
  padding-right: max(20px, calc((100% - var(--content-max)) / 2));
  padding-left: max(20px, calc((100% - var(--content-max)) / 2));
  border-block: 1px solid var(--line);
  background:
    radial-gradient(circle at 80% 18%, var(--dark-band-glow), transparent 30rem),
    var(--fill-band);
  transition: background 0.35s ease, border-color 0.2s ease;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.filter-button,
.param-tab,
.accordion-trigger {
  cursor: pointer;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  transition: 0.2s ease;
}

.filter-button {
  padding: 10px 16px;
  border-radius: 999px;
}

.filter-button.active,
.filter-button:hover,
.param-tab.active,
.accordion-trigger.active {
  color: var(--text-on-accent);
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.defect-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.defect-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 430px;
  padding: 20px;
  transition: 0.22s ease;
}

.defect-card.is-hidden {
  display: none;
}

.defect-card:hover,
.project-card:hover,
.integration-grid article:hover {
  transform: translateY(-4px);
  border-color: rgba(77, 216, 255, 0.5);
}

.defect-visual {
  flex: 0 0 auto;
  height: 142px;
  margin: -2px -2px 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    #0a1525;
  border-radius: 16px;
}

.defect-visual.dots {
  background:
    radial-gradient(circle at 38% 42%, rgba(0, 0, 0, 0.8) 0 7px, transparent 8px),
    radial-gradient(circle at 58% 60%, rgba(0, 0, 0, 0.72) 0 4px, transparent 5px),
    linear-gradient(135deg, #1d334e, #0d1827);
}

.defect-visual.bright {
  background:
    radial-gradient(circle at 44% 46%, rgba(255, 255, 255, 0.98) 0 7px, transparent 9px),
    radial-gradient(circle at 62% 30%, rgba(255, 246, 178, 0.95) 0 4px, transparent 6px),
    linear-gradient(135deg, #0e1724, #24395a);
}

.defect-visual.scratch {
  background:
    linear-gradient(117deg, transparent 43%, rgba(255, 255, 255, 0.88) 44%, rgba(255, 255, 255, 0.88) 47%, transparent 48%),
    linear-gradient(135deg, #17243a, #07111d);
}

.defect-visual.edge {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.88) 0 20px, transparent 21px),
    radial-gradient(circle at 12% 40%, rgba(255, 107, 138, 0.86) 0 16px, transparent 18px),
    linear-gradient(135deg, #1b2d48, #091421);
}

.defect-visual.missing {
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0 16px, transparent 16px 24px),
    linear-gradient(135deg, #10233b, #07111d);
}

.defect-visual.water {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(108, 185, 255, 0.24) 0 34%, transparent 35%),
    radial-gradient(ellipse at 64% 42%, rgba(255, 255, 255, 0.12) 0 19%, transparent 20%),
    linear-gradient(135deg, #122c38, #07111d);
}

.defect-visual.carbon {
  background:
    repeating-linear-gradient(35deg, rgba(255, 255, 255, 0.09) 0 5px, transparent 5px 11px),
    linear-gradient(135deg, #141922, #323b49);
}

.defect-visual.trace {
  background:
    linear-gradient(90deg, transparent 17%, rgba(77, 216, 255, 0.65) 18%, transparent 19%),
    linear-gradient(transparent 30%, rgba(138, 255, 193, 0.55) 31%, transparent 32%),
    radial-gradient(circle at 64% 38%, rgba(255, 107, 138, 0.82) 0 12px, transparent 13px),
    linear-gradient(135deg, #10233b, #07111d);
}

.defect-visual.bubble {
  background:
    radial-gradient(circle at 42% 50%, rgba(126, 204, 255, 0.86) 0 13px, transparent 15px),
    radial-gradient(circle at 57% 38%, rgba(255, 255, 255, 0.75) 0 7px, transparent 9px),
    radial-gradient(circle at 64% 60%, rgba(255, 209, 102, 0.6) 0 5px, transparent 7px),
    linear-gradient(135deg, #152842, #07111d);
}

.defect-visual.halcon {
  background:
    linear-gradient(90deg, transparent 12%, rgba(77, 216, 255, 0.32) 13% 16%, transparent 17%),
    linear-gradient(18deg, transparent 42%, rgba(138, 255, 193, 0.55) 43% 46%, transparent 47%),
    radial-gradient(ellipse at 54% 54%, transparent 0 30%, rgba(255, 107, 138, 0.35) 31% 33%, transparent 34%),
    linear-gradient(135deg, #0f2037, #07111d);
}

.defect-visual.curve {
  background:
    radial-gradient(ellipse at 50% 72%, transparent 0 34%, rgba(77, 216, 255, 0.56) 35% 37%, transparent 38%),
    radial-gradient(ellipse at 50% 82%, transparent 0 44%, rgba(138, 255, 193, 0.42) 45% 47%, transparent 48%),
    linear-gradient(135deg, #12243b, #07111d);
}

.defect-card dl {
  display: grid;
  gap: 10px;
  margin: auto 0 0;
  padding-top: 18px;
}

.defect-card dl div {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border: 1px solid rgba(126, 204, 255, 0.14);
  background: var(--fill-warm);
  border-radius: 12px;
}

.defect-card dt {
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.defect-card dd {
  margin: 0;
  color: var(--text);
  text-align: left;
  line-height: 1.55;
}

.tech-layout {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 28px;
}

.pipeline {
  display: grid;
  gap: 14px;
}

.pipeline-node {
  position: relative;
  padding: 22px 22px 22px 64px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-md);
}

.pipeline-node::before {
  position: absolute;
  top: 22px;
  left: 22px;
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  content: "";
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(77, 216, 255, 0.28);
}

.pipeline-node strong,
.pipeline-node span {
  display: block;
}

.pipeline-node span {
  margin-top: 4px;
  color: var(--muted);
}

.tech-copy {
  padding: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  border-radius: var(--radius-lg);
}

.accordion {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.accordion-trigger {
  width: 100%;
  padding: 14px 16px;
  text-align: left;
  border-radius: var(--radius-sm);
}

.accordion-panel {
  display: none;
  padding: 4px 16px 12px;
}

.accordion-panel.open {
  display: block;
}

.integration-grid,
.talk-grid,
.barrier-grid,
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.integration-grid article,
.talk-grid article,
.barrier-grid article,
.evidence-grid article,
.protocol-card {
  padding: 24px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
  border-radius: var(--radius-md);
}

.talk-grid {
  grid-template-columns: repeat(3, 1fr);
}

.barrier-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 24px;
}

.evidence-grid {
  grid-template-columns: repeat(4, 1fr);
}

.protocol-card {
  margin-top: 18px;
  background:
    linear-gradient(135deg, rgba(77, 216, 255, 0.13), rgba(138, 255, 193, 0.05)),
    rgba(255, 255, 255, 0.025);
}

.protocol-card p,
.barrier-grid p,
.evidence-grid p {
  color: var(--muted);
}

.integration-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: var(--block-stack-gap);
}

.integration-map article,
.integration-deep-grid article {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.integration-map article {
  min-height: 360px;
  padding: 24px;
}

.integration-map article > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 30px;
  margin-bottom: 16px;
  color: var(--text-on-accent);
  font-size: 13px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 999px;
}

.integration-map ul {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.integration-map li {
  margin-top: 8px;
}

.integration-map p,
.integration-deep-grid p {
  color: var(--muted);
}

.integration-deep-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: var(--block-stack-gap);
}

.integration-deep-grid article {
  padding: 24px;
}

.compact-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.compact-list div {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.compact-list strong {
  color: var(--accent-2);
}

.compact-list span {
  color: var(--muted);
}

.param-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-lg);
}

.param-tabs {
  display: grid;
  align-content: start;
  gap: 10px;
}

.param-tab {
  padding: 15px 16px;
  text-align: left;
  border-radius: var(--radius-sm);
}

.param-panel {
  display: none;
  min-height: 360px;
  padding: 28px;
  background: var(--fill-mid);
  border-radius: 22px;
}

.param-panel.active {
  display: block;
}

.panel-intro {
  max-width: 760px;
  margin-bottom: 22px;
}

.param-table {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.param-table div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  border-radius: var(--radius-sm);
}

.param-table span {
  color: var(--muted);
}

.param-table strong {
  color: var(--accent-2);
  text-align: right;
}

.training-roadmap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}

.training-roadmap article {
  position: relative;
  min-height: 260px;
  padding: 26px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease;
}

.training-roadmap article::before {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, rgba(77, 216, 255, 0.9), rgba(138, 255, 193, 0.55));
  opacity: 0.9;
}

.training-roadmap article:hover {
  transform: translateY(-4px);
  border-color: rgba(77, 216, 255, 0.38);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
}

.training-roadmap h3 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.training-roadmap p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.improvement-panel,
.phase-plan,
.market-panel,
.resource-panel,
.industry-panel {
  margin-top: 24px;
  padding: 28px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(77, 216, 255, 0.1), rgba(138, 255, 193, 0.04)),
    rgba(255, 255, 255, 0.025);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.improvement-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.improvement-grid article,
.phase-grid article {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.improvement-grid article > span,
.phase-grid article > span {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.improvement-grid h4,
.phase-grid h4 {
  margin: 0 0 10px;
  font-size: 19px;
}

.improvement-grid p,
.phase-grid p {
  color: var(--muted);
}

.improvement-grid ul {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.improvement-grid li {
  margin-top: 8px;
}

.phase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.company-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.company-columns > article {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.company-list {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.company-list div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 14px;
  padding: 11px 12px;
  border: 1px solid rgba(126, 204, 255, 0.12);
  background: rgba(255, 255, 255, 0.025);
  border-radius: 10px;
}

.company-list strong {
  color: var(--accent-2);
  font-size: 13px;
}

.company-list span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.company-list a {
  color: var(--accent-2);
  transition: color 0.2s ease;
}

.company-list a:hover {
  color: var(--accent);
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.resource-grid article {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.resource-grid h4 {
  margin: 0 0 14px;
  font-size: 17px;
}

.resource-grid a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 9px;
  padding: 10px 12px;
  color: var(--muted);
  border: 1px solid rgba(126, 204, 255, 0.12);
  background: rgba(255, 255, 255, 0.025);
  border-radius: 10px;
  transition:
    color 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

.resource-grid a::after {
  content: "官网";
  flex: 0 0 auto;
  color: var(--accent-2);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.resource-grid a:hover {
  color: var(--text);
  border-color: rgba(77, 216, 255, 0.34);
  background: rgba(77, 216, 255, 0.08);
}

.industry-panel > p {
  max-width: 920px;
  color: var(--muted);
}

.industry-rank {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.industry-rank article {
  padding: 18px;
  border: 1px solid rgba(126, 204, 255, 0.16);
  background: linear-gradient(135deg, rgba(28, 111, 184, 0.18), rgba(6, 14, 26, 0.52));
  border-radius: var(--radius-sm);
}

.industry-rank strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
  font-size: 16px;
}

.industry-rank span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.industry-groups {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.industry-group {
  padding: 20px;
  border: 1px solid rgba(126, 204, 255, 0.12);
  background: var(--fill-ghost);
  border-radius: var(--radius-md);
}

.industry-group-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(126, 204, 255, 0.12);
}

.industry-group-title span {
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.industry-group-title h4 {
  margin: 0;
  font-size: 22px;
}

.industry-grid article {
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.industry-grid span {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
}

.industry-grid h4 {
  margin: 0 0 8px;
  font-size: 18px;
}

.industry-grid p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.62;
}

.industry-grid p b {
  color: var(--accent-2);
  font-weight: 900;
}

.business-grid,
.cost-grid,
.onsite-grid,
.hardware-grid,
.official-grid,
.official-case-grid,
.capability-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

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

.business-grid article,
.cost-grid article,
.onsite-grid article,
.hardware-grid article,
.official-grid article,
.official-case-grid article,
.capability-matrix article,
.process-timeline article,
.hardware-rule article {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--fill-muted);
  border-radius: var(--radius-sm);
}

.business-grid span,
.onsite-grid span,
.hardware-grid span,
.process-timeline span,
.official-grid span,
.official-case-grid span,
.capability-matrix span {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.business-grid h3,
.onsite-grid h3,
.hardware-grid h3,
.process-timeline h3 {
  margin-bottom: 10px;
}

.business-grid p,
.onsite-grid li,
.hardware-grid p,
.process-timeline p,
.hardware-rule span,
.cost-grid span,
.deliverable-table span,
.official-grid p,
.official-case-grid p,
.capability-matrix p {
  color: var(--muted);
}

.official-panel,
.official-case-panel,
.capability-panel {
  margin-top: var(--block-stack-gap);
  padding: clamp(22px, 2.8vw, 32px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(28, 111, 184, 0.12), rgba(6, 14, 26, 0.48));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.hardware-panel {
  margin-top: var(--block-stack-gap);
  padding: clamp(22px, 2.8vw, 32px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(28, 111, 184, 0.12), rgba(6, 14, 26, 0.48));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.precision-heading {
  margin: clamp(28px, 3.5vw, 40px) 0 10px;
  font-size: clamp(17px, 1.15vw, 19px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.precision-heading:first-child,
.hardware-panel > .precision-heading:first-of-type {
  margin-top: 0;
}

.precision-lead {
  margin: 0 0 16px;
  color: var(--muted);
}

.runtime-heading {
  margin: clamp(24px, 3vw, 32px) 0 10px;
  font-size: clamp(17px, 1.15vw, 19px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.runtime-heading:first-child {
  margin-top: 0;
}

.runtime-lead {
  margin: 0 0 16px;
  color: var(--muted);
}

.deliverables-grid {
  margin-top: 20px;
}

.official-grid,
.official-case-grid,
.capability-matrix {
  margin-top: 18px;
}

.official-case-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
}

.capability-matrix {
  grid-template-columns: repeat(4, 1fr);
}

.capability-matrix h4 {
  margin-bottom: 10px;
}

.cost-model {
  margin-top: var(--block-stack-gap);
  padding: clamp(22px, 2.8vw, 32px);
  border: 1px solid rgba(126, 204, 255, 0.16);
  background: linear-gradient(135deg, rgba(28, 111, 184, 0.12), rgba(6, 14, 26, 0.48));
  border-radius: var(--radius-md);
}

.cost-grid {
  margin-top: 16px;
}

.cost-grid article {
  display: grid;
  gap: 8px;
}

.cost-grid strong,
.hardware-rule strong,
.deliverable-table strong {
  color: var(--text);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.process-timeline article {
  position: relative;
  min-height: 250px;
}

.process-timeline article strong {
  display: block;
  margin-top: 14px;
  color: var(--accent-2);
  font-size: 13px;
  line-height: 1.55;
}

.onsite-grid ul {
  margin: 0;
  padding-left: 18px;
}

.deliverable-table {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.deliverable-table div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid rgba(126, 204, 255, 0.14);
  background: var(--fill-table-row);
  border-radius: var(--radius-sm);
}

.hardware-rule {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 18px;
}

.hardware-rule article {
  display: grid;
  gap: 8px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(var(--content-max), calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 48px;
  color: var(--faint);
  border-top: 1px solid var(--line);
}

.footer p {
  margin: 0;
}

.footer a {
  color: var(--accent);
}

@media (max-width: 1180px) {
  html {
    scroll-padding-top: 92px;
  }

  body {
    padding-left: 0;
  }

  .site-header {
    position: sticky;
    top: 0;
    bottom: auto;
    left: auto;
    width: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    z-index: 60;
  }

  /* 顶栏 z-index 需高于固定主题按钮(45)，且窄屏隐藏主题以免挡「菜单」 */
  #theme-toggle.theme-toggle,
  button#theme-toggle {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  .nav {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: min(var(--content-max), calc(100% - 40px));
    height: auto;
    min-height: 74px;
    margin: 0 auto;
    padding: 0;
  }

  .brand {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 74px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-top: 0;
    padding: 12px;
    overflow-y: visible;
    border: 1px solid var(--line);
    background: var(--nav-drawer-bg);
    border-radius: 18px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
    border-radius: 12px;
  }

  .hero,
  .tech-layout,
  .param-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: calc(100vh - 74px);
  }

  .integration-grid,
  .talk-grid,
  .barrier-grid,
  .evidence-grid,
  .architecture-flow,
  .learning-grid,
  .training-roadmap,
  .mental-model,
  .story-flow,
  .glossary-grid,
  .misunderstanding-grid,
  .integration-map,
  .integration-deep-grid,
  .improvement-grid,
  .phase-grid,
  .company-columns,
  .resource-grid,
  .industry-rank,
  .industry-group-title,
  .industry-grid,
  .business-grid,
  .cost-grid,
  .process-timeline,
  .onsite-grid,
  .deliverable-table,
  .hardware-rule,
  .hardware-grid,
  .official-grid,
  .official-case-grid,
  .capability-matrix,
  .checklist-grid,
  .decision-grid,
  .debug-grid,
  .data-flow {
    grid-template-columns: 1fr;
  }

  .data-flow article:not(:last-child)::after {
    display: none;
  }

  .step-table div,
  .fault-table div,
  .compact-list div,
  .glossary-grid div,
  .company-list div,
  .deliverable-table div {
    grid-template-columns: 1fr;
  }

  .project-grid,
  .defect-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-card.featured {
    grid-column: span 2;
  }

  .project-card {
    grid-column: span 1;
    min-height: 250px;
  }

  .project-card.featured {
    grid-column: span 2;
  }
}

@media (max-width: 640px) {
  .section {
    width: min(100% - 28px, var(--content-max));
    padding: clamp(64px, 12vw, 80px) 0;
  }

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

  .project-grid,
  .defect-grid {
    grid-template-columns: 1fr;
  }

  .project-card,
  .project-card.featured {
    grid-column: auto;
  }

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

  .scan-card {
    min-height: 440px;
  }

  .param-table div,
  .footer,
  .manual-title {
    flex-direction: column;
  }

  .defect-card {
    min-height: auto;
  }

  .defect-card dl div {
    grid-template-columns: 1fr;
  }

  .manual-title {
    display: block;
  }

  .manual-title > span {
    margin-bottom: 14px;
  }

  .param-table strong,
  .defect-card dd {
    text-align: left;
  }
}