:root {
  --paper: #f7f3eb;
  --paper-dark: #efe8d8;
  --paper-deep: #e2d7c2;
  --ink: #1e3b2f;
  --ink-soft: #2d5a47;
  --ink-deep: #10251d;
  --gold: #c4a35a;
  --gold-bright: #d8be72;
  --text: #4a3f32;
  --muted: #788776;
  --seal: #b5433a;
  --white: #fffaf0;
  --shadow: 0 24px 70px rgba(31, 49, 36, 0.16);
  --container: 1180px;
  --serif: "Noto Serif SC", "Source Han Serif CN", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.75;
  background:
    radial-gradient(ellipse 80% 52% at 50% 0%, rgba(45, 90, 71, 0.08), transparent 65%),
    radial-gradient(ellipse 60% 36% at 12% 82%, rgba(196, 163, 90, 0.08), transparent 64%),
    linear-gradient(180deg, #fbf8ef 0%, var(--paper) 46%, #f3ead9 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.42;
  z-index: -3;
  background-image:
    repeating-linear-gradient(0deg, rgba(30, 59, 47, 0.025) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(90deg, rgba(196, 163, 90, 0.02) 0 1px, transparent 1px 7px);
  mix-blend-mode: multiply;
}

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 60;
  top: 12px;
  left: 16px;
  padding: 9px 14px;
  color: #fff9e8;
  font-size: 13px;
  font-weight: 700;
  background: var(--ink-deep);
  border: 1px solid var(--gold-bright);
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(16, 37, 29, 0.24);
  transform: translateY(-180%);
  transition: transform 0.2s ease;
}

.skip-link:focus-visible {
  outline: 3px solid rgba(216, 190, 114, 0.72);
  outline-offset: 3px;
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 18px;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 40px), 1180px);
  padding: 12px 14px;
  color: var(--ink);
  background: rgba(251, 248, 239, 0.74);
  border: 1px solid rgba(196, 163, 90, 0.36);
  border-radius: 999px;
  box-shadow: 0 14px 40px rgba(31, 49, 36, 0.12);
  backdrop-filter: blur(16px);
  transform: translateX(-50%);
  transition: background 0.25s ease, box-shadow 0.25s ease, top 0.25s ease;
}

.site-header.is-scrolled {
  top: 10px;
  background: rgba(251, 248, 239, 0.94);
  box-shadow: 0 18px 46px rgba(31, 49, 36, 0.18);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 210px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: #fff7df;
  font-family: var(--serif);
  font-weight: 700;
  background: linear-gradient(145deg, var(--ink-soft), var(--ink-deep));
  border: 1px solid rgba(216, 190, 114, 0.7);
  border-radius: 13px 4px 13px 4px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

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

.brand strong {
  font-size: 15px;
  letter-spacing: 1px;
}

.brand small {
  margin-top: -3px;
  color: var(--muted);
  font-size: 11px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: #415548;
  font-size: 14px;
}

.site-nav a {
  padding: 8px 12px;
  border-radius: 999px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
  background: rgba(196, 163, 90, 0.16);
  outline: none;
}

.header-action,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-action,
.btn.primary {
  color: #fff8e3;
  background: linear-gradient(135deg, #254a3a, #123126);
  border: 1px solid rgba(216, 190, 114, 0.5);
  box-shadow: 0 14px 28px rgba(25, 55, 42, 0.22);
}

.header-action {
  border-radius: 999px;
}

.btn.ghost {
  color: var(--ink);
  background: rgba(255, 250, 240, 0.58);
  border: 1px solid rgba(196, 163, 90, 0.55);
}

.header-login {
  text-decoration: none;
  background: var(--gold) !important;
  color: var(--ink-deep) !important;
  border-color: var(--gold-bright) !important;
  font-weight: 700;
}

.header-action:hover,
.btn:hover {
  transform: translateY(-2px);
}

.hero-section {
  position: relative;
  display: flex;
  min-height: 100vh;
  padding: 124px max(24px, 5vw) 92px;
  overflow: hidden;
}

.paper-noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 25% 35%, rgba(45, 90, 71, 0.06), transparent 26%),
    radial-gradient(circle at 78% 36%, rgba(196, 163, 90, 0.08), transparent 28%),
    linear-gradient(120deg, transparent 0 48%, rgba(255, 255, 255, 0.24) 48% 52%, transparent 52%);
  z-index: -2;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(420px, 0.92fr) minmax(360px, 1fr);
  align-items: center;
  gap: clamp(30px, 5vw, 78px);
  width: min(100%, var(--container));
  margin: auto;
}

.hero-copy {
  text-align: center;
}

.eyebrow {
  margin: 20px 0 0;
  color: #786a43;
  font-size: 15px;
  letter-spacing: 4px;
}

.hero-copy h1 {
  margin: 24px 0 18px;
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.22;
  letter-spacing: 7px;
  text-shadow: 0 2px 0 rgba(255, 250, 240, 0.7);
}

.hero-copy h1 span,
.hero-copy h1 strong {
  display: block;
}

.hero-copy h1 span {
  font-size: clamp(34px, 5vw, 60px);
  font-weight: 600;
}

.hero-copy h1 strong {
  margin-top: 4px;
  font-size: clamp(42px, 6vw, 76px);
  font-weight: 800;
}

.ornament-line {
  position: relative;
  height: 18px;
  margin: 0 auto;
  width: min(78%, 560px);
}

.ornament-line::before,
.ornament-line::after {
  content: "";
  position: absolute;
  top: 50%;
  width: calc(50% - 28px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--gold-bright));
}

.ornament-line::before {
  left: 0;
}

.ornament-line::after {
  right: 0;
  transform: rotate(180deg);
}

.ornament-line span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  border: 1px solid var(--gold);
  transform: translate(-50%, -50%) rotate(45deg);
}

.ornament-line span::before,
.ornament-line span::after {
  content: "";
  position: absolute;
  background: var(--gold);
  border-radius: 50%;
}

.ornament-line span::before {
  inset: 5px;
}

.ornament-line span::after {
  width: 54px;
  height: 1px;
  top: 7px;
  left: -19px;
  opacity: 0.55;
  transform: rotate(-45deg);
}

.hero-lead {
  max-width: 680px;
  margin: 26px auto 0;
  color: #435145;
  font-size: 17px;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 620px;
  margin: 32px auto 0;
}

.hero-stats div {
  position: relative;
  padding: 16px 12px;
  overflow: hidden;
  background: rgba(255, 250, 240, 0.48);
  border: 1px solid rgba(196, 163, 90, 0.36);
  border-radius: 18px 6px 18px 6px;
  box-shadow: 0 14px 30px rgba(31, 49, 36, 0.08);
}

.hero-stats div::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 9px;
  width: 18px;
  height: 18px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
  opacity: 0.55;
}

.hero-stats strong {
  display: block;
  color: var(--seal);
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  min-height: 620px;
}

.ancient-tree {
  position: absolute;
  right: -48px;
  bottom: -22px;
  width: min(660px, 58vw);
  max-width: none;
  filter: drop-shadow(0 34px 42px rgba(30, 59, 47, 0.22));
}

.leaves circle {
  fill: url(#leafGradient);
  opacity: 0.94;
  filter: blur(0.3px);
}

.trunk {
  fill: url(#trunkGradient);
  stroke: rgba(246, 238, 213, 0.18);
  stroke-width: 2;
}

.trunk-shadow,
.branch {
  fill: none;
  stroke: #1b150f;
  stroke-linecap: round;
}

.trunk-shadow {
  stroke-width: 18;
  opacity: 0.33;
}

.branch {
  stroke-width: 22;
  opacity: 0.95;
}

.tree-rings circle,
.tree-rings path {
  fill: none;
  stroke: rgba(216, 190, 114, 0.78);
  stroke-width: 1.5;
  stroke-dasharray: 8 10;
}

.tree-rings {
  transform-origin: 392px 330px;
  animation: slow-rotate 56s linear infinite;
}

.tech-points circle {
  fill: var(--gold-bright);
  stroke: rgba(255, 250, 240, 0.8);
  stroke-width: 3;
}

.vertical-motto {
  position: absolute;
  z-index: 4;
  left: 22px;
  top: 42%;
  padding-left: 14px;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.9;
  letter-spacing: 4px;
  border-left: 1px solid rgba(45, 90, 71, 0.42);
}

.seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 78px;
  color: #fff8e8;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(160deg, #c9a757, #a87d2d);
  border-radius: 18px 4px 18px 4px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.34), 0 12px 24px rgba(88, 63, 23, 0.2);
}

.hero-visual .seal {
  position: absolute;
  z-index: 5;
  left: 38px;
  top: 61%;
}

.floating-badges {
  position: absolute;
  z-index: 4;
  right: 10px;
  top: 36%;
  display: grid;
  gap: 18px;
}

.floating-badges span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  color: #fff8e3;
  font-family: var(--serif);
  font-weight: 700;
  background: rgba(45, 90, 71, 0.74);
  border: 1px solid rgba(216, 190, 114, 0.82);
  border-radius: 50%;
  box-shadow: 0 16px 30px rgba(30, 59, 47, 0.2);
}

.mountain-layer,
.city-silhouette,
.hero-wave {
  position: absolute;
  pointer-events: none;
}

.mountain-layer {
  left: 0;
  right: 0;
  bottom: 120px;
  height: 300px;
  opacity: 0.52;
  background: linear-gradient(180deg, transparent, rgba(45, 90, 71, 0.12));
  clip-path: polygon(0 100%, 0 58%, 8% 47%, 15% 62%, 24% 35%, 31% 52%, 39% 22%, 48% 45%, 57% 18%, 66% 42%, 75% 28%, 84% 48%, 93% 30%, 100% 47%, 100% 100%);
  z-index: -1;
}

.mountain-layer-two {
  bottom: 72px;
  height: 240px;
  opacity: 0.28;
  filter: blur(2px);
  transform: scaleX(1.08);
}

.city-silhouette {
  z-index: 0;
  left: 5vw;
  bottom: 88px;
  width: 480px;
  height: 180px;
  opacity: 0.26;
}

.tower,
.gate,
.pagoda {
  position: absolute;
  bottom: 0;
  display: block;
  background: linear-gradient(180deg, rgba(45, 90, 71, 0.28), rgba(45, 90, 71, 0.08));
  border: 1px solid rgba(45, 90, 71, 0.18);
}

.tower-one { left: 10px; width: 46px; height: 126px; border-radius: 18px 18px 0 0; }
.tower-two { left: 86px; width: 54px; height: 156px; clip-path: polygon(50% 0, 100% 22%, 100% 100%, 0 100%, 0 22%); }
.tower-three { left: 360px; width: 62px; height: 138px; border-radius: 26px 26px 0 0; }

.gate {
  left: 174px;
  width: 108px;
  height: 78px;
  border-radius: 42px 42px 0 0;
}

.gate::before {
  content: "";
  position: absolute;
  left: 36px;
  right: 36px;
  bottom: -1px;
  height: 48px;
  background: var(--paper);
  border-radius: 22px 22px 0 0;
}

.pagoda {
  left: 306px;
  width: 46px;
  height: 150px;
  background: transparent;
  border: none;
}

.pagoda::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(45, 90, 71, 0.28) 0 10px, transparent 10px 23px);
  clip-path: polygon(50% 0, 72% 12%, 63% 100%, 37% 100%, 28% 12%);
}

.hero-wave {
  left: -4vw;
  right: -4vw;
  bottom: -60px;
  height: 220px;
  z-index: 1;
  background:
    linear-gradient(170deg, transparent 0 41%, rgba(216, 190, 114, 0.9) 42%, transparent 44%),
    linear-gradient(162deg, transparent 0 40%, rgba(245, 240, 221, 0.92) 41%, rgba(45, 90, 71, 0.1) 60%, rgba(24, 61, 46, 0.72) 62%, rgba(20, 54, 42, 0.92) 100%);
  border-top-left-radius: 64% 44%;
  border-top-right-radius: 64% 44%;
  transform: rotate(-1.2deg);
}

.scroll-cue {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: 24px;
  color: rgba(30, 59, 47, 0.72);
  font-size: 13px;
  letter-spacing: 2px;
  transform: translateX(-50%);
}

.scroll-cue::after {
  content: "";
  display: block;
  width: 1px;
  height: 30px;
  margin: 8px auto 0;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: cue 1.8s ease-in-out infinite;
}

.section {
  position: relative;
  padding: 112px max(24px, 5vw);
}

section[data-showcase-panel][hidden] {
  display: none !important;
}

section[data-showcase-panel]:not([hidden]) {
  animation: showcase-panel-in 0.34s ease both;
}

.showcase-section-tabs {
  position: sticky;
  top: 86px;
  z-index: 8;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  width: min(calc(100% - 48px), var(--container));
  margin: 92px auto 18px;
  padding: 8px;
  background: rgba(247, 243, 235, 0.92);
  border: 1px solid rgba(196, 163, 90, 0.34);
  border-radius: 18px 6px 18px 6px;
  box-shadow: 0 12px 28px rgba(31, 49, 36, 0.08);
  backdrop-filter: blur(14px);
}

.showcase-section-tab {
  display: grid;
  min-height: 42px;
  place-items: center;
  padding: 7px 9px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border-radius: 12px 4px 12px 4px;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.showcase-section-tab:hover,
.showcase-section-tab:focus-visible {
  color: var(--ink);
  background: rgba(255, 253, 248, 0.84);
  outline: none;
  transform: translateY(-1px);
}

.showcase-section-tab.is-active {
  color: #fff9e8;
  background: var(--ink);
  box-shadow: 0 7px 15px rgba(31, 49, 36, 0.15);
}

.showcase-tabs-sr-status {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  white-space: nowrap;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 10px;
  color: #987c3c;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 4px;
  text-transform: uppercase;
}

.section-head h2,
.twin-copy h2,
.cta-panel h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.35;
  letter-spacing: 2px;
}

.section-head h2::before,
.twin-copy h2::before,
.cta-panel h2::before {
  content: "";
  display: block;
  width: 68px;
  height: 2px;
  margin: 0 auto 18px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.twin-copy h2::before,
.cta-panel h2::before {
  margin-left: 0;
}

.section-head p,
.twin-copy p,
.cta-panel p {
  margin: 16px auto 0;
  color: #5d675d;
  font-size: 16px;
}

.capability-grid,
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  width: min(100%, var(--container));
  margin: 0 auto;
}

.capability-card,
.scenario-card,
.workflow-track,
.twin-card,
.cta-panel {
  position: relative;
  background:
    linear-gradient(145deg, rgba(255, 250, 240, 0.86), rgba(239, 232, 216, 0.66)),
    radial-gradient(circle at 100% 0%, rgba(196, 163, 90, 0.12), transparent 30%);
  border: 1px solid rgba(196, 163, 90, 0.35);
  box-shadow: 0 18px 45px rgba(31, 49, 36, 0.1);
}

.login-cta-section { padding: 48px 24px 60px; }
.login-cta-section .login-cta-panel {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 32px;
  border-radius: 24px;
  text-align: center;
  background: linear-gradient(135deg, #faf6ee, #efe6d4);
  border: 1px solid var(--gold);
  box-shadow: 0 12px 36px rgba(31, 49, 36, 0.08);
}
.login-cta-panel h2 { font-size: 24px; margin-bottom: 8px; color: var(--ink); }
.login-cta-panel p { color: var(--ink-soft); max-width: 480px; margin: 0 auto 16px; font-size: 14px; line-height: 1.6; }

.capability-card,
.scenario-card {
  min-height: 220px;
  padding: 30px 28px;
  border-radius: 28px 8px 28px 8px;
  overflow: hidden;
}

.capability-card::before,
.capability-card::after,
.scenario-card::before,
.scenario-card::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  opacity: 0.72;
}

.capability-card::before,
.scenario-card::before {
  top: 14px;
  left: 14px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
}

.capability-card::after,
.scenario-card::after {
  right: 14px;
  bottom: 14px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: #fff7df;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(145deg, #2d5a47, #173226);
  border: 1px solid rgba(216, 190, 114, 0.72);
  border-radius: 16px 4px 16px 4px;
}

.capability-card h3,
.workflow-step h3,
.scenario-card h3 {
  margin: 20px 0 10px;
  color: var(--ink);
  font-size: 21px;
}

.capability-card p,
.workflow-step p,
.scenario-card p {
  margin: 0;
  color: #5f665f;
  font-size: 15px;
}

.workflow-section {
  background: linear-gradient(180deg, rgba(239, 232, 216, 0.42), rgba(255, 250, 240, 0));
}

.demo-center-section {
  background:
    radial-gradient(ellipse 54% 42% at 50% 8%, rgba(196, 163, 90, 0.1), transparent 64%),
    linear-gradient(180deg, rgba(255, 250, 240, 0), rgba(239, 232, 216, 0.38) 48%, rgba(255, 250, 240, 0));
}

.demo-showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: min(100%, var(--container));
  margin: 0 auto;
}

.demo-showcase-card {
  position: relative;
  padding: 18px 18px 28px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 250, 240, 0.92), rgba(239, 232, 216, 0.72)),
    radial-gradient(circle at 100% 0%, rgba(45, 90, 71, 0.12), transparent 35%);
  border: 1px solid rgba(196, 163, 90, 0.38);
  border-radius: 30px 8px 30px 8px;
  box-shadow: 0 22px 54px rgba(31, 49, 36, 0.12);
}

.demo-showcase-card::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 16px;
  width: 34px;
  height: 34px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
  opacity: 0.58;
  pointer-events: none;
}

.demo-showcase-card h3 {
  margin: 14px 0 8px;
  color: var(--ink);
  font-size: 21px;
}

.demo-showcase-card p {
  min-height: 80px;
  margin: 0 0 20px;
  color: #5f665f;
  font-size: 15px;
}

.mini-video {
  position: relative;
  height: 210px;
  margin-bottom: 18px;
  overflow: hidden;
  background: linear-gradient(145deg, #173226, #071611);
  border: 1px solid rgba(216, 190, 114, 0.35);
  border-radius: 22px 6px 22px 6px;
  box-shadow: inset 0 0 0 1px rgba(255, 250, 240, 0.05);
}

.mini-video::before,
.mini-video::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(216, 190, 114, 0.22);
  border-radius: 14px;
}

.mini-video::before {
  left: 20px;
  top: 24px;
  width: 44%;
  height: 42%;
  background: rgba(255, 250, 240, 0.1);
}

.mini-video::after {
  right: 22px;
  bottom: 26px;
  width: 52%;
  height: 28%;
  background: rgba(196, 163, 90, 0.12);
}

.management-preview {
  background:
    linear-gradient(90deg, rgba(255, 250, 240, 0.08) 0 24%, transparent 24%),
    radial-gradient(circle at 76% 28%, rgba(216, 190, 114, 0.18), transparent 25%),
    linear-gradient(145deg, #173226, #071611);
}

.app-preview {
  display: grid;
  place-items: center;
}

.phone-shell {
  position: absolute;
  width: 104px;
  height: 176px;
  background: linear-gradient(180deg, rgba(255, 250, 240, 0.18), rgba(255, 250, 240, 0.06));
  border: 7px solid rgba(255, 250, 240, 0.22);
  border-radius: 26px;
}

.twin-preview {
  background:
    radial-gradient(circle at 50% 48%, rgba(91, 132, 83, 0.78), transparent 18%),
    repeating-radial-gradient(circle at 50% 48%, rgba(216, 190, 114, 0.38) 0 1px, transparent 1px 18px),
    linear-gradient(145deg, #173226, #071611);
}

.mini-orbit {
  position: absolute;
  inset: 42px;
  border: 1px dashed rgba(216, 190, 114, 0.55);
  border-radius: 50%;
  animation: slow-rotate 36s linear infinite;
}

.mini-play {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #fff8e3;
  background: rgba(196, 163, 90, 0.76);
  border: 1px solid rgba(255, 250, 240, 0.55);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.workflow-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 34px;
  border-radius: 32px 10px 32px 10px;
}

.workflow-step {
  position: relative;
  padding: 18px 24px;
}

.workflow-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 44px;
  right: -24px;
  width: 48px;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--gold) 0 6px, transparent 6px 12px);
}

.workflow-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--seal);
  font-family: var(--serif);
  font-weight: 800;
  background: rgba(196, 163, 90, 0.13);
  border: 1px solid rgba(196, 163, 90, 0.55);
  border-radius: 50%;
}

.twin-section {
  padding-top: 90px;
}

.twin-card {
  display: grid;
  grid-template-columns: minmax(340px, 0.9fr) minmax(380px, 1fr);
  align-items: center;
  gap: 52px;
  width: min(100%, var(--container));
  min-height: 460px;
  margin: 0 auto;
  padding: 44px;
  border-radius: 36px 10px 36px 10px;
  overflow: hidden;
}

.twin-card::before {
  content: "";
  position: absolute;
  right: -160px;
  top: -200px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(45, 90, 71, 0.13), transparent 68%);
}

.twin-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
}

.orbital {
  position: absolute;
  border: 1px solid rgba(196, 163, 90, 0.55);
  border-radius: 50%;
  animation: slow-rotate 60s linear infinite;
}

.orbital-one { width: 320px; height: 320px; border-style: dashed; }
.orbital-two { width: 236px; height: 236px; animation-direction: reverse; }
.orbital-three { width: 150px; height: 150px; border-color: rgba(45, 90, 71, 0.42); }

.splat-cloud {
  position: relative;
  width: 220px;
  height: 300px;
}

.splat-cloud i {
  position: absolute;
  display: block;
  width: 48px;
  height: 48px;
  background: radial-gradient(circle, rgba(87, 120, 75, 0.95), rgba(30, 59, 47, 0.08) 72%);
  border-radius: 50%;
  filter: blur(0.4px);
}

.splat-cloud i:nth-child(1) { left: 74px; top: 8px; width: 70px; height: 70px; }
.splat-cloud i:nth-child(2) { left: 26px; top: 64px; width: 86px; height: 86px; }
.splat-cloud i:nth-child(3) { left: 116px; top: 56px; width: 92px; height: 92px; }
.splat-cloud i:nth-child(4) { left: 54px; top: 134px; width: 116px; height: 116px; }
.splat-cloud i:nth-child(5) { left: 92px; top: 222px; width: 44px; height: 44px; background: radial-gradient(circle, rgba(93, 75, 51, 0.92), rgba(46, 37, 24, 0.1)); }
.splat-cloud i:nth-child(6) { left: 76px; top: 184px; width: 64px; height: 88px; background: radial-gradient(circle, rgba(93, 75, 51, 0.9), rgba(46, 37, 24, 0.18)); }
.splat-cloud i:nth-child(7) { left: 138px; top: 178px; width: 52px; height: 52px; }
.splat-cloud i:nth-child(8) { left: 12px; top: 174px; width: 46px; height: 46px; }

.model-chip {
  position: absolute;
  right: 22px;
  bottom: 18px;
  padding: 8px 14px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  background: rgba(255, 250, 240, 0.7);
  border: 1px solid rgba(196, 163, 90, 0.55);
  border-radius: 999px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 28px;
}

.tag-row span {
  padding: 7px 12px;
  color: #315141;
  font-size: 13px;
  background: rgba(196, 163, 90, 0.13);
  border: 1px solid rgba(196, 163, 90, 0.38);
  border-radius: 999px;
}

.btn.compact {
  min-height: 40px;
}

.scenario-card {
  min-height: 240px;
}

.center-intro-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 7% 18%, rgba(196, 163, 90, 0.12), transparent 27%),
    linear-gradient(180deg, rgba(247, 243, 235, 0.82), rgba(255, 251, 243, 0.96));
}

.center-intro-panel {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(420px, 1.1fr);
  gap: 34px;
  align-items: stretch;
  width: min(100%, var(--container));
  margin: 0 auto 28px;
  padding: 34px;
  background: rgba(255, 253, 248, 0.9);
  border: 1px solid rgba(196, 163, 90, 0.42);
  border-radius: 34px 10px 34px 10px;
  box-shadow: 0 20px 52px rgba(31, 49, 36, 0.1);
}

.center-intro-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 10px 8px 10px 4px;
}

.center-intro-copy h3 {
  max-width: 520px;
  margin: 18px 0 12px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(24px, 2.5vw, 34px);
  line-height: 1.45;
  letter-spacing: 1px;
}

.center-intro-copy p {
  max-width: 580px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.9;
}

.center-intro-tags,
.center-capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.center-intro-tags {
  margin-top: 22px;
}

.center-intro-tags span,
.center-capability-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 11px;
  color: #315141;
  font-size: 12px;
  background: rgba(196, 163, 90, 0.13);
  border: 1px solid rgba(196, 163, 90, 0.38);
  border-radius: 999px;
}

.center-intro-visual {
  position: relative;
  min-height: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 24px 6px 24px 6px;
  background: var(--ink);
}

.center-intro-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, transparent 48%, rgba(20, 42, 32, 0.72));
}

.center-intro-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
}

.center-visual-caption {
  position: absolute;
  right: 20px;
  bottom: 16px;
  z-index: 1;
  color: #fff9e8;
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 1px;
}

.center-metric-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  width: min(100%, var(--container));
  margin: 0 auto 34px;
}

.center-metric {
  padding: 18px 12px 16px;
  text-align: center;
  background: rgba(255, 253, 248, 0.9);
  border: 1px solid rgba(196, 163, 90, 0.34);
  border-radius: 18px 5px 18px 5px;
}

.center-metric strong,
.center-metric span {
  display: block;
}

.center-metric strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(20px, 2.2vw, 28px);
}

.center-metric span {
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}

.center-capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: min(100%, var(--container));
  margin: 0 auto 34px;
}

.center-capability-card {
  min-height: 235px;
  padding: 24px 22px 20px;
  background: rgba(255, 253, 248, 0.8);
  border: 1px solid rgba(196, 163, 90, 0.3);
  border-radius: 24px 7px 24px 7px;
  box-shadow: 0 12px 30px rgba(31, 49, 36, 0.06);
}

.center-capability-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  margin-bottom: 14px;
  color: #fff8e3;
  font-family: var(--serif);
  font-size: 19px;
  background: var(--ink);
  border-radius: 12px 3px 12px 3px;
}

.center-capability-card h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 20px;
}

.center-capability-card p {
  min-height: 70px;
  margin: 0 0 15px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.center-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: min(100%, var(--container));
  margin: 0 auto;
}

.center-gallery figure {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--ink);
  border: 1px solid rgba(196, 163, 90, 0.35);
  border-radius: 22px 6px 22px 6px;
  box-shadow: 0 14px 32px rgba(31, 49, 36, 0.09);
}

.center-gallery figure:nth-child(4) {
  grid-column: span 2;
}

.center-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.94;
  transition: transform 0.45s ease, opacity 0.45s ease;
}

.center-gallery figure:hover img {
  opacity: 1;
  transform: scale(1.035);
}

.center-gallery figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 28px 16px 13px;
  color: #fff9e8;
  font-family: var(--serif);
  font-size: 16px;
  background: linear-gradient(180deg, transparent, rgba(20, 42, 32, 0.84));
}

.center-intro-tabs {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  width: min(100%, var(--container));
  margin: 0 auto 18px;
}

.center-intro-tab {
  min-height: 52px;
  padding: 10px 12px;
  color: var(--ink-soft);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  background: rgba(255, 253, 248, 0.78);
  border: 1px solid rgba(196, 163, 90, 0.42);
  border-radius: 14px 4px 14px 4px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.center-intro-tab:hover,
.center-intro-tab:focus-visible {
  color: var(--ink);
  background: #fffaf0;
  outline: none;
  transform: translateY(-1px);
}

.center-intro-tab.is-active {
  color: #fff9e8;
  background: linear-gradient(135deg, var(--ink), #315b48);
  border-color: var(--ink);
  box-shadow: 0 10px 22px rgba(31, 49, 36, 0.16);
}

.center-tab-content {
  display: none;
  grid-template-columns: minmax(280px, 0.88fr) minmax(420px, 1.12fr);
  gap: 28px;
  align-items: center;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 30px;
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid rgba(196, 163, 90, 0.42);
  border-radius: 30px 8px 30px 8px;
  box-shadow: 0 20px 52px rgba(31, 49, 36, 0.1);
  animation: center-panel-in 0.28s ease both;
}

.center-tab-content.is-active {
  display: grid;
}

.center-showcase-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.84fr) minmax(0, 1.16fr);
  gap: 30px;
  align-items: center;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: clamp(24px, 3.4vw, 40px);
  background: rgba(255, 253, 248, 0.94);
  border: 1px solid rgba(196, 163, 90, 0.44);
  border-radius: 32px 9px 32px 9px;
  box-shadow: 0 22px 56px rgba(31, 49, 36, 0.12);
}

.center-showcase-card .center-tab-copy {
  min-width: 0;
}

.center-showcase-card .center-metric-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: 100%;
  margin: 24px 0 0;
  gap: 8px;
}

.center-full-gallery {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  min-width: 0;
}

.center-full-gallery img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #eef1ed;
  border: 1px solid rgba(196, 163, 90, 0.32);
  border-radius: 16px 5px 16px 5px;
  box-shadow: 0 8px 18px rgba(31, 49, 36, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.center-full-gallery img:nth-child(-n + 2) {
  grid-column: span 3;
}

.center-full-gallery img:nth-child(n + 3) {
  grid-column: span 2;
}

.center-full-gallery img:hover,
.center-full-gallery img:focus-visible {
  position: relative;
  z-index: 1;
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(31, 49, 36, 0.14);
  outline: 2px solid rgba(196, 163, 90, 0.72);
  outline-offset: 2px;
}

.center-topic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  width: min(100%, var(--container));
  margin: 18px auto 0;
}

.center-topic-card {
  min-width: 0;
  padding: 20px 19px 18px;
  background: rgba(255, 253, 248, 0.82);
  border: 1px solid rgba(196, 163, 90, 0.3);
  border-radius: 20px 6px 20px 6px;
  box-shadow: 0 10px 24px rgba(31, 49, 36, 0.06);
}

.center-topic-card > span {
  display: inline-flex;
  min-height: 25px;
  align-items: center;
  padding: 3px 9px;
  color: #8e6531;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  background: rgba(196, 163, 90, 0.14);
  border: 1px solid rgba(196, 163, 90, 0.34);
  border-radius: 999px;
}

.center-topic-card h3 {
  margin: 12px 0 7px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.4;
}

.center-topic-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.72;
}

.center-tab-copy h3 {
  max-width: 560px;
  margin: 16px 0 12px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(24px, 2.5vw, 34px);
  line-height: 1.45;
  letter-spacing: 1px;
}

.center-tab-copy p {
  max-width: 620px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}

.center-tab-copy .center-metric-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  margin: 22px 0 0;
}

.center-tab-visual,
.center-overview-gallery {
  min-width: 0;
}

.center-tab-visual {
  overflow: hidden;
  background: #eef1ed;
  border: 1px solid rgba(196, 163, 90, 0.28);
  border-radius: 22px 6px 22px 6px;
}

.center-tab-visual img,
.center-overview-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #eef1ed;
}

.center-overview-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.center-overview-gallery img {
  overflow: hidden;
  border: 1px solid rgba(196, 163, 90, 0.28);
  border-radius: 18px 5px 18px 5px;
}

@keyframes center-panel-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes showcase-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.achievements-section {
  padding-top: 72px;
  padding-bottom: 72px;
}

.achievement-panel {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(420px, 1.18fr);
  gap: 34px;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 42px;
  background:
    linear-gradient(135deg, rgba(30, 59, 47, 0.94), rgba(18, 49, 38, 0.9)),
    radial-gradient(circle at 10% 0%, rgba(216, 190, 114, 0.22), transparent 38%);
  border: 1px solid rgba(216, 190, 114, 0.52);
  border-radius: 38px 10px 38px 10px;
  box-shadow: 0 28px 70px rgba(31, 49, 36, 0.24);
}

.achievement-copy h2,
.achievement-copy p {
  color: #fff8e3;
}

.achievement-copy p {
  color: rgba(255, 248, 227, 0.78);
}

.achievement-copy h2::before {
  content: "";
  display: block;
  width: 68px;
  height: 2px;
  margin: 0 0 18px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

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

.achievement-metrics div {
  padding: 22px;
  background: rgba(255, 250, 240, 0.08);
  border: 1px solid rgba(216, 190, 114, 0.28);
  border-radius: 22px 6px 22px 6px;
}

.achievement-metrics strong,
.achievement-metrics span {
  display: block;
}

.achievement-metrics strong {
  color: var(--gold-bright);
  font-family: var(--serif);
  font-size: 21px;
}

.achievement-metrics span {
  margin-top: 8px;
  color: rgba(255, 248, 227, 0.76);
  font-size: 14px;
}

.scenario-label {
  display: inline-block;
  padding: 5px 12px;
  color: var(--seal);
  font-size: 13px;
  font-weight: 800;
  background: rgba(181, 67, 58, 0.08);
  border: 1px solid rgba(181, 67, 58, 0.2);
  border-radius: 999px;
}

.cta-section {
  padding: 64px max(24px, 5vw) 88px;
}

.cta-panel {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: 56px 42px;
  text-align: center;
  border-radius: 36px 10px 36px 10px;
}

.cta-panel h2::before {
  margin-left: auto;
  margin-right: auto;
}

.seal-small {
  width: auto;
  height: auto;
  padding: 9px 15px;
  margin-bottom: 18px;
  color: var(--seal);
  background: transparent;
  border: 2px solid rgba(181, 67, 58, 0.7);
  box-shadow: none;
  transform: rotate(-4deg);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 28px;
  padding: 24px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid rgba(196, 163, 90, 0.22);
}

.demo-modal[hidden] {
  display: none;
}

.demo-modal {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.demo-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 28, 22, 0.62);
  backdrop-filter: blur(8px);
}

.demo-dialog {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(360px, 1.1fr) minmax(320px, 0.9fr);
  gap: 28px;
  width: min(100%, 1040px);
  max-height: min(86vh, 760px);
  padding: 24px;
  overflow: auto;
  color: var(--text);
  background:
    linear-gradient(145deg, rgba(255, 250, 240, 0.97), rgba(239, 232, 216, 0.95)),
    radial-gradient(circle at 10% 0%, rgba(196, 163, 90, 0.14), transparent 32%);
  border: 1px solid rgba(216, 190, 114, 0.55);
  border-radius: 34px 10px 34px 10px;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.35);
}

.demo-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 38px;
  height: 38px;
  color: var(--ink);
  cursor: pointer;
  background: rgba(255, 250, 240, 0.76);
  border: 1px solid rgba(196, 163, 90, 0.45);
  border-radius: 50%;
}

.demo-player {
  align-self: stretch;
  min-height: 390px;
  padding: 18px;
  background: linear-gradient(145deg, #163126, #071611);
  border: 1px solid rgba(216, 190, 114, 0.38);
  border-radius: 24px 8px 24px 8px;
  box-shadow: inset 0 0 0 1px rgba(255, 250, 240, 0.06);
}

.demo-screen {
  position: relative;
  height: 320px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 35%, rgba(216, 190, 114, 0.24), transparent 26%),
    linear-gradient(145deg, rgba(45, 90, 71, 0.92), rgba(12, 29, 22, 0.96));
  border: 1px solid rgba(216, 190, 114, 0.32);
  border-radius: 18px 6px 18px 6px;
}

.demo-screen::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(216, 190, 114, 0.2);
  border-radius: 18px 6px 18px 6px;
}

.demo-scene {
  position: absolute;
  border-radius: 14px;
  background: rgba(255, 250, 240, 0.1);
  border: 1px solid rgba(216, 190, 114, 0.24);
  animation: demo-float 5s ease-in-out infinite;
}

.demo-scene-one {
  left: 34px;
  top: 34px;
  width: 42%;
  height: 42%;
}

.demo-scene-two {
  right: 34px;
  top: 54px;
  width: 36%;
  height: 26%;
  animation-delay: 0.6s;
}

.demo-scene-three {
  right: 54px;
  bottom: 38px;
  width: 54%;
  height: 28%;
  animation-delay: 1.1s;
}

.demo-player[data-demo-kind="app"] .demo-screen::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 24px;
  width: 128px;
  height: 248px;
  background: linear-gradient(180deg, rgba(255, 250, 240, 0.24), rgba(255, 250, 240, 0.08));
  border: 8px solid rgba(255, 250, 240, 0.22);
  border-radius: 28px;
  transform: translateX(-50%);
}

.demo-player[data-demo-kind="twin"] .demo-screen {
  background:
    radial-gradient(circle at 50% 48%, rgba(96, 145, 94, 0.76), transparent 18%),
    repeating-radial-gradient(circle at 50% 48%, rgba(216, 190, 114, 0.4) 0 1px, transparent 1px 22px),
    linear-gradient(145deg, rgba(45, 90, 71, 0.92), rgba(12, 29, 22, 0.96));
}

.demo-play-mark {
  position: absolute;
  left: 50%;
  top: 50%;
  display: grid;
  place-items: center;
  width: 74px;
  height: 74px;
  color: #fff8e3;
  font-size: 28px;
  background: rgba(196, 163, 90, 0.72);
  border: 1px solid rgba(255, 250, 240, 0.5);
  border-radius: 50%;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
  transform: translate(-50%, -50%);
}

.demo-controls {
  display: grid;
  grid-template-columns: 12px 1fr auto;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  color: rgba(255, 248, 227, 0.76);
  font-size: 12px;
}

.demo-dot {
  width: 10px;
  height: 10px;
  background: var(--gold-bright);
  border-radius: 50%;
}

.demo-progress {
  height: 5px;
  overflow: hidden;
  background: rgba(255, 250, 240, 0.14);
  border-radius: 999px;
}

.demo-progress i {
  display: block;
  width: 68%;
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-bright));
  border-radius: inherit;
  animation: demo-progress 7s ease-in-out infinite;
}

.demo-copy {
  padding: 22px 12px 10px;
}

.demo-copy h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 30px;
}

.demo-copy p {
  margin: 14px 0 0;
}

.demo-steps {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.demo-steps li {
  position: relative;
  padding: 10px 12px 10px 38px;
  color: #425045;
  background: rgba(196, 163, 90, 0.1);
  border: 1px solid rgba(196, 163, 90, 0.22);
  border-radius: 14px 4px 14px 4px;
}

.demo-steps li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 12px;
  top: 10px;
  color: var(--seal);
  font-family: var(--serif);
  font-weight: 800;
}

.demo-steps {
  counter-reset: step-counter;
}

.demo-note {
  color: var(--muted);
  font-size: 13px;
}

.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.22s; }

@keyframes slow-rotate {
  to {
    transform: rotate(360deg);
  }
}

@keyframes cue {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.45;
  }
  50% {
    transform: translateY(6px);
    opacity: 1;
  }
}

@keyframes demo-float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes demo-progress {
  0% {
    width: 18%;
  }
  50% {
    width: 76%;
  }
  100% {
    width: 38%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 1024px) {
  .site-nav {
    display: none;
  }

  .showcase-section-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .hero-inner,
  .twin-card,
  .center-intro-panel,
  .center-showcase-card {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 500px;
  }

  .ancient-tree {
    right: 50%;
    width: min(620px, 92vw);
    transform: translateX(54%);
  }

  .capability-grid,
  .scenario-grid,
  .demo-showcase-grid,
  .center-capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .center-tab-content {
    grid-template-columns: 1fr;
  }

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

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

  .center-gallery figure:nth-child(4) {
    grid-column: span 1;
  }

  .workflow-track,
  .achievement-panel,
  .center-topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .workflow-step:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 720px) {
  .site-header {
    top: 10px;
    width: calc(100% - 22px);
    padding: 10px;
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .brand strong {
    font-size: 13px;
  }

  .header-action {
    min-height: 38px;
    padding: 0 12px;
    font-size: 13px;
  }

  .header-action:not(.header-login) {
    display: none;
  }

  .hero-section {
    padding: 112px 18px 78px;
  }

  .eyebrow {
    font-size: 12px;
    letter-spacing: 2px;
  }

  .hero-copy h1 {
    letter-spacing: 3px;
  }

  .hero-copy h1 span {
    font-size: 30px;
  }

  .hero-copy h1 strong {
    font-size: 38px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-actions,
  .cta-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 390px;
  }

  .ancient-tree {
    width: 106vw;
    right: 49%;
    bottom: -26px;
  }

  .vertical-motto,
  .hero-visual .seal,
  .floating-badges,
  .city-silhouette {
    display: none;
  }

  .mountain-layer {
    height: 180px;
    bottom: 70px;
  }

  .hero-wave {
    height: 150px;
  }

  .section {
    padding: 74px 18px;
  }

  .showcase-section-tabs {
    top: 68px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: calc(100% - 36px);
    margin-top: 76px;
  }

  .showcase-section-tab {
    min-height: 38px;
    font-size: 12px;
  }

  .capability-grid,
  .scenario-grid,
  .workflow-track,
  .demo-showcase-grid,
  .center-capability-grid,
  .center-gallery,
  .achievement-panel,
  .achievement-metrics {
    grid-template-columns: 1fr;
  }

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

  .center-overview-gallery {
    grid-template-columns: 1fr;
  }

  .center-full-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .center-full-gallery img:nth-child(-n + 2) {
    grid-column: span 2;
  }

  .center-full-gallery img:nth-child(n + 3) {
    grid-column: span 1;
  }

  .center-intro-panel {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .center-intro-copy {
    padding: 0;
  }

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

  .center-topic-grid {
    grid-template-columns: 1fr;
  }

  .center-gallery figure:nth-child(4) {
    grid-column: span 1;
  }

  .workflow-track,
  .twin-card,
  .cta-panel,
  .achievement-panel {
    padding: 26px;
  }

  .mini-video {
    height: 190px;
  }

  .twin-card {
    gap: 20px;
  }

  .twin-visual {
    min-height: 260px;
  }

  .orbital-one { width: 240px; height: 240px; }
  .orbital-two { width: 176px; height: 176px; }
  .orbital-three { width: 112px; height: 112px; }

  .splat-cloud {
    transform: scale(0.78);
  }

  .demo-modal {
    padding: 12px;
  }

  .demo-dialog {
    grid-template-columns: 1fr;
    max-height: 92vh;
    padding: 16px;
  }

  .demo-player {
    min-height: 270px;
  }

  .demo-screen {
    height: 220px;
  }
}

/* 2026-09-29 information architecture refresh: modern research exhibition */
:root {
  --paper: #f5f8f5;
  --paper-dark: #e7f0e8;
  --paper-deep: #d7e6d9;
  --ink: #173b2b;
  --ink-soft: #2f6c4c;
  --ink-deep: #0e261b;
  --gold: #b8873e;
  --gold-bright: #d7b568;
  --text: #1d3025;
  --muted: #617468;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(23, 59, 43, 0.12);
  --container: 1160px;
}

body {
  color: var(--text);
  background:
    radial-gradient(circle at 84% 8%, rgba(164, 203, 170, 0.22), transparent 30%),
    linear-gradient(180deg, #fbfdfb 0%, var(--paper) 48%, #eef5ef 100%);
}

body::before {
  opacity: 0.15;
  background-image:
    linear-gradient(120deg, rgba(47, 108, 76, 0.06) 1px, transparent 1px),
    linear-gradient(210deg, rgba(184, 135, 62, 0.05) 1px, transparent 1px);
  background-size: 32px 32px, 46px 46px;
  mix-blend-mode: normal;
}

.site-header {
  top: 16px;
  width: min(calc(100% - 32px), var(--container));
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(47, 108, 76, 0.16);
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(23, 59, 43, 0.1);
}

.site-header.is-scrolled {
  top: 10px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 40px rgba(23, 59, 43, 0.14);
}

.brand {
  min-width: 230px;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--ink-soft), var(--ink));
}

.brand strong {
  font-size: 14px;
  letter-spacing: 0.5px;
}

.brand small {
  color: var(--muted);
}

.header-action,
.btn {
  min-height: 44px;
  border-radius: 10px;
  letter-spacing: 0;
}

.header-action,
.btn.primary {
  background: var(--ink);
  border-color: var(--ink);
  box-shadow: 0 10px 22px rgba(23, 59, 43, 0.18);
}

.btn.ghost {
  color: var(--ink);
  background: #fff;
  border-color: rgba(47, 108, 76, 0.26);
}

.header-login {
  background: var(--paper-dark) !important;
  color: var(--ink) !important;
  border-color: rgba(47, 108, 76, 0.24) !important;
}

.showcase-section-tabs {
  position: sticky;
  top: 88px;
  z-index: 22;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  width: min(calc(100% - 48px), 760px);
  margin: 104px auto 18px;
  padding: 5px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(47, 108, 76, 0.16);
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(23, 59, 43, 0.09);
  backdrop-filter: blur(16px);
}

.showcase-section-tab {
  min-height: 42px;
  padding: 0 10px;
  color: var(--muted);
  border-radius: 9px;
  font-size: 13px;
  font-weight: 700;
}

.showcase-section-tab:hover,
.showcase-section-tab:focus-visible {
  color: var(--ink);
  background: var(--paper);
}

.showcase-section-tab.is-active {
  color: #fff;
  background: var(--ink);
  box-shadow: 0 8px 18px rgba(23, 59, 43, 0.18);
}

.hero-section {
  min-height: 0;
  padding: 76px 24px 86px;
  background:
    linear-gradient(135deg, rgba(231, 240, 232, 0.74), rgba(255, 255, 255, 0.9) 58%),
    radial-gradient(circle at 0 0, rgba(184, 135, 62, 0.14), transparent 34%);
  border-bottom: 1px solid rgba(47, 108, 76, 0.1);
}

.paper-noise,
.mountain-layer,
.city-silhouette,
.hero-wave {
  display: none;
}

.hero-inner {
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: clamp(36px, 6vw, 88px);
  width: min(100%, var(--container));
}

.hero-copy {
  text-align: left;
}

.eyebrow {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1.4px;
}

.ornament-line {
  display: none;
}

.hero-copy h1 {
  margin: 18px 0 20px;
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.2;
  letter-spacing: -1.4px;
  text-shadow: none;
}

.hero-copy h1 span,
.hero-copy h1 strong {
  display: block;
}

.hero-copy h1 span {
  font-size: clamp(34px, 4.2vw, 54px);
  font-weight: 500;
}

.hero-copy h1 strong {
  margin-top: 4px;
  font-size: clamp(42px, 5.6vw, 72px);
  font-weight: 850;
}

.hero-lead {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  justify-content: flex-start;
  margin-top: 28px;
}

.hero-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  max-width: 620px;
  margin: 40px 0 0;
  border-top: 1px solid rgba(47, 108, 76, 0.18);
}

.hero-stats div {
  min-height: 82px;
  padding: 18px 20px 0 0;
  border-right: 1px solid rgba(47, 108, 76, 0.14);
}

.hero-stats div + div {
  padding-left: 20px;
}

.hero-stats div:last-child {
  border-right: 0;
}

.hero-stats strong {
  color: var(--ink);
  font-size: 23px;
  font-weight: 850;
}

.hero-stats span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}

.hero-proof-card {
  width: min(100%, 580px);
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.16);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.hero-proof-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--paper-dark);
}

.hero-proof-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-proof-caption {
  display: grid;
  gap: 5px;
  padding: 20px 24px 22px;
}

.hero-proof-caption span {
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.hero-proof-caption strong {
  color: var(--ink);
  font-size: 20px;
}

.hero-proof-caption small {
  color: var(--muted);
  font-size: 13px;
}

.hero-visual > .vertical-motto,
.hero-visual > .seal,
.hero-visual > .ancient-tree,
.hero-visual > .floating-badges {
  display: none;
}

.scroll-cue {
  display: inline-flex;
  margin-top: 52px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 800;
}

.scroll-cue::after {
  content: "↓";
  margin-left: 8px;
}

.section {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 92px 24px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-kicker {
  color: var(--gold);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 1.3px;
  text-transform: uppercase;
}

.section-head h2,
.achievement-copy h2,
.twin-copy h2,
.cta-panel h2,
.login-cta-panel h2 {
  margin: 10px 0 12px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.2;
  letter-spacing: -0.8px;
}

.section-head p,
.achievement-copy p,
.twin-copy p,
.cta-panel p,
.login-cta-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
}

.center-showcase-card {
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  gap: 32px;
  padding: 28px;
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.14);
  border-radius: 20px;
  box-shadow: 0 18px 48px rgba(23, 59, 43, 0.08);
}

.center-summary-copy {
  padding: 10px 10px 8px 6px;
}

.center-summary-copy h3 {
  max-width: 500px;
  margin: 16px 0 14px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.3;
}

.center-summary-copy p {
  max-width: 580px;
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

.center-intro-tags span,
.tag-row span {
  color: var(--ink-soft);
  background: var(--paper-dark);
  border-color: transparent;
}

.center-metric-grid {
  gap: 10px;
  margin-top: 24px;
}

.center-metric {
  padding: 14px 12px;
  background: var(--paper);
  border: 1px solid rgba(47, 108, 76, 0.1);
  border-radius: 10px;
}

.center-metric strong {
  color: var(--ink);
  font-size: 20px;
}

.center-metric span {
  color: var(--muted);
  font-size: 11px;
}

.center-overview-gallery {
  display: grid;
  align-content: start;
  gap: 12px;
}

.center-full-gallery {
  display: grid;
  grid-template-columns: 1fr;
}

.center-full-gallery img {
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  border-radius: 14px;
}

.center-gallery-caption {
  display: grid;
  gap: 2px;
  padding: 0 4px;
}

.center-gallery-caption strong {
  color: var(--ink);
  font-size: 14px;
}

.center-gallery-caption span {
  color: var(--muted);
  font-size: 12px;
}

.center-topic-accordion {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.center-topic-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.14);
  border-radius: 14px;
  box-shadow: none;
}

.center-topic-card summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.center-topic-card summary::-webkit-details-marker {
  display: none;
}

.center-topic-card summary span {
  grid-column: 1 / -1;
  color: var(--gold);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 1px;
}

.center-topic-card summary strong {
  color: var(--ink);
  font-size: 17px;
}

.center-topic-card summary i {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  color: var(--ink-soft);
  font-size: 20px;
  font-style: normal;
  border: 1px solid rgba(47, 108, 76, 0.18);
  border-radius: 50%;
}

.center-topic-card[open] summary i {
  color: #fff;
  background: var(--ink);
  transform: rotate(45deg);
}

.center-topic-content {
  display: grid;
  gap: 12px;
  padding: 0 20px 20px;
}

.center-topic-content p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.center-topic-content img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 10px;
}

.center-topic-images {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.capability-grid,
.demo-showcase-grid,
.scenario-grid {
  gap: 14px;
}

.capability-card,
.demo-showcase-card,
.scenario-card {
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.14);
  border-radius: 14px;
  box-shadow: none;
}

.card-icon {
  color: var(--ink);
  background: var(--paper-dark);
  border-color: transparent;
}

.capability-card h3,
.demo-showcase-card h3,
.scenario-card h3 {
  color: var(--ink);
}

.capability-card p,
.demo-showcase-card p,
.scenario-card p {
  color: var(--muted);
}

.achievement-panel,
.twin-card,
.cta-panel,
.login-cta-panel {
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.14);
  border-radius: 20px;
  box-shadow: 0 18px 48px rgba(23, 59, 43, 0.08);
}

.achievement-metrics > div {
  background: var(--paper);
  border: 1px solid rgba(47, 108, 76, 0.1);
  border-radius: 12px;
}

.achievement-metrics strong {
  color: var(--ink);
}

.achievement-metrics span {
  color: var(--muted);
}

.cta-section,
.login-cta-section {
  padding: 40px 24px 88px;
}

.seal,
.seal-small {
  background: var(--ink);
  border-color: var(--gold-bright);
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-proof-card {
    width: min(100%, 720px);
  }
}

@media (max-width: 720px) {
  .site-header {
    top: 10px;
    width: calc(100% - 22px);
    padding: 9px;
  }

  .brand {
    min-width: 0;
  }

  .brand strong {
    font-size: 13px;
  }

  .header-action {
    min-height: 38px;
    padding: 0 11px;
    font-size: 12px;
  }

  .hero-section {
    padding: 62px 18px 70px;
  }

  .hero-copy h1 {
    letter-spacing: -0.8px;
  }

  .hero-copy h1 span {
    font-size: 32px;
  }

  .hero-copy h1 strong {
    font-size: 42px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-actions,
  .cta-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-stats div,
  .hero-stats div + div {
    padding: 13px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(47, 108, 76, 0.14);
  }

  .hero-stats div:last-child {
    border-bottom: 0;
  }

  .showcase-section-tabs {
    top: 68px;
    width: calc(100% - 28px);
    margin-top: 78px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .showcase-section-tab {
    min-height: 40px;
    font-size: 12px;
  }

  .section {
    padding: 70px 18px;
  }

  .center-showcase-card,
  .center-topic-grid,
  .center-topic-images {
    grid-template-columns: 1fr;
  }

  .center-showcase-card {
    padding: 18px;
  }

  .center-summary-copy {
    padding: 4px 2px 0;
  }

  .center-topic-card summary {
    padding: 16px;
  }

  .center-topic-content {
    padding: 0 16px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-proof-card,
  .showcase-section-tab,
  .center-topic-card summary i {
    transition: none;
  }
}

.showcase-data-bar {
  display: flex;
  align-items: center;
  min-height: 42px;
  margin: 18px 0 14px;
  padding: 0 14px;
  color: var(--muted);
  font-size: 13px;
  background: var(--paper);
  border: 1px solid rgba(47, 108, 76, 0.1);
  border-radius: 10px;
}

.showcase-data-bar.is-error {
  color: #8b4c33;
  background: #fff6ef;
  border-color: rgba(185, 109, 63, 0.22);
}

.showcase-data-bar.is-stale {
  color: #7a5d25;
  background: #fff9e9;
  border-color: rgba(184, 135, 62, 0.24);
}

.showcase-data-retry {
  flex: 0 0 auto;
  margin-left: auto;
  padding: 7px 12px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: inherit;
  background: transparent;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.showcase-data-retry:hover,
.showcase-data-retry:focus-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.showcase-data-retry:disabled {
  cursor: wait;
  opacity: 0.58;
}

.showcase-data-bar > span {
  min-width: 0;
}

@media (max-width: 560px) {
  .showcase-data-bar {
    flex-wrap: wrap;
    gap: 8px;
    padding-block: 9px;
  }

  .showcase-data-retry {
    margin-left: 0;
  }
}

.showcase-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.showcase-case-card {
  display: grid;
  align-content: start;
  gap: 9px;
  min-height: 220px;
  padding: 22px;
  background: #fff;
  border: 1px solid rgba(47, 108, 76, 0.14);
  border-radius: 14px;
  box-shadow: none;
}

.showcase-case-card > span {
  color: var(--gold);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 1px;
}

.showcase-case-card strong {
  color: var(--ink);
  font-size: 20px;
  line-height: 1.35;
}

.showcase-case-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.showcase-case-card .case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

.showcase-case-card .case-meta span {
  padding: 3px 8px;
  color: var(--ink-soft);
  font-size: 11px;
  background: var(--paper-dark);
  border-radius: 999px;
}

.showcase-case-card .case-evidence {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.showcase-case-card .case-evidence span {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 900px) {
  .showcase-cases {
    grid-template-columns: 1fr;
  }
}

.showcase-public-guidance {
  display: grid;
  gap: 22px;
  margin: 28px 0 26px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid rgba(36, 70, 56, 0.14);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(247, 250, 244, 0.98), rgba(255, 252, 244, 0.96));
  box-shadow: 0 18px 42px rgba(36, 70, 56, 0.08);
}

.showcase-guidance-intro {
  max-width: 760px;
}

.showcase-guidance-intro h3 {
  margin: 8px 0 8px;
  color: var(--ink);
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.15;
}

.showcase-guidance-intro p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.showcase-guidance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.showcase-guidance-grid article {
  min-height: 120px;
  padding: 18px;
  border: 1px solid rgba(36, 70, 56, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
}

.showcase-guidance-grid strong {
  display: block;
  color: var(--ink);
  font-size: 16px;
}

.showcase-guidance-grid p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.showcase-risk-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  color: var(--ink-soft);
  font-size: 12px;
}

.showcase-risk-legend > span:first-child {
  color: var(--ink);
  font-weight: 700;
}

.showcase-risk-legend > span:not(:first-child) {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.showcase-risk-legend small {
  flex-basis: 100%;
  color: var(--muted);
}

.risk-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7c9e86;
}

.risk-dot.risk-medium { background: #c59a3b; }
.risk-dot.risk-high { background: #c86d44; }
.risk-dot.risk-urgent { background: #a63d3d; }

@media (max-width: 720px) {
  .showcase-guidance-grid {
    grid-template-columns: 1fr;
  }

  .showcase-public-guidance {
    border-radius: 18px;
  }
}