:root {
  --bg: #fff9f2;
  --surface: #fffdf9;
  --surface-strong: #ffffff;
  --ink: #261b16;
  --muted: #7a665c;
  --line: rgba(72, 42, 25, 0.12);
  --orange: #ef6a34;
  --orange-deep: #d94f1b;
  --green: #6aaa59;
  --green-deep: #3f7c3c;
  --yellow: #ffc94a;
  --shadow: 0 18px 48px rgba(91, 53, 26, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 201, 74, 0.22), transparent 28%),
    radial-gradient(circle at top right, rgba(106, 170, 89, 0.18), transparent 24%),
    var(--bg);
  font-family:
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    Arial,
    sans-serif;
  line-height: 1.6;
}

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

img {
  display: block;
  max-width: 100%;
}

.site-shell {
  min-height: 100vh;
}

.container {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--orange-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section {
  padding: 84px 0;
}

.section.compact {
  padding: 56px 0;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-heading h2,
.hero-copy h1,
.detail-hero h1 {
  margin: 0;
  line-height: 1.12;
}

.section-heading h2 {
  font-size: clamp(28px, 3vw, 40px);
}

.section-heading p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(255, 249, 242, 0.82);
  border-bottom: 1px solid rgba(72, 42, 25, 0.08);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: white;
  background:
    linear-gradient(135deg, var(--orange), var(--orange-deep));
  box-shadow: 0 12px 28px rgba(239, 106, 52, 0.28);
}

.brand-text {
  display: grid;
  gap: 1px;
}

.brand-text strong {
  font-size: 17px;
  letter-spacing: 0.04em;
}

.brand-text span {
  font-size: 12px;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #4e3b31;
  font-size: 15px;
}

.nav-links a {
  position: relative;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  background: var(--orange);
  transition: transform 180ms ease;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.nav-cta,
.button.primary {
  color: white;
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  box-shadow: 0 16px 34px rgba(217, 79, 27, 0.25);
}

.nav-cta:hover,
.button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(217, 79, 27, 0.32);
}

.button.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}

.hero {
  padding: 62px 0 42px;
}

.hero-grid,
.detail-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  align-items: center;
  gap: clamp(28px, 5vw, 68px);
}

.hero-copy h1 {
  font-size: clamp(38px, 5vw, 62px);
  letter-spacing: -0.04em;
}

.hero-copy p {
  max-width: 560px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-panel {
  position: relative;
  min-height: 470px;
  overflow: hidden;
  border-radius: 36px;
  background:
    linear-gradient(180deg, rgba(15, 44, 24, 0.08), rgba(15, 44, 24, 0.25)),
    url("../images/dino-qiqi/safety-police-scene.jpg") center / cover;
  box-shadow: var(--shadow);
}

.hero-panel::after {
  position: absolute;
  inset: auto 24px 24px;
  padding: 18px 20px;
  border-radius: 22px;
  color: white;
  content: "恐龙奇奇";
  font-size: 16px;
  font-weight: 700;
  background: rgba(38, 27, 22, 0.68);
  backdrop-filter: blur(10px);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.metric-card,
.info-card,
.category-card,
.story-card,
.asset-card,
.contact-card,
.audience-card,
.character-card,
.content-card,
.commercial-card,
.list-card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 30px rgba(91, 53, 26, 0.06);
}

.metric-card {
  padding: 20px;
  border-radius: var(--radius-md);
}

.metric-card strong {
  display: block;
  font-size: 28px;
  line-height: 1.1;
}

.metric-card span {
  color: var(--muted);
  font-size: 14px;
}

.capability-strip .metric-card strong {
  font-size: 22px;
}

.category-grid,
.ip-grid,
.audience-grid,
.character-grid,
.content-grid,
.commercial-grid {
  display: grid;
  gap: 18px;
}

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

.category-card {
  min-height: 168px;
  padding: 22px;
  border-radius: var(--radius-md);
}

.category-card h3,
.info-card h3,
.contact-card h3,
.asset-card h3,
.content-card h3,
.commercial-card h3,
.story-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.category-card p,
.info-card p,
.contact-card p,
.asset-card p,
.content-card p,
.commercial-card p,
.story-card p {
  margin: 0;
  color: var(--muted);
}

.ip-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ip-card {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow);
}

.ip-card-media {
  aspect-ratio: 16 / 10;
  background: #f6eadb;
}

.ip-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ip-card-body {
  padding: 22px;
}

.tag-row,
.chips,
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag,
.chip,
.filter-button {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.tag,
.chip {
  color: var(--green-deep);
  background: rgba(106, 170, 89, 0.14);
}

.ip-card h3 {
  margin: 16px 0 8px;
  font-size: 26px;
}

.ip-card p {
  margin: 0;
  color: var(--muted);
}

.ip-card-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--orange-deep);
  font-weight: 700;
}

.list-card {
  min-height: 100%;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.list-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.list-card p {
  margin: 0;
  color: var(--muted);
}

.list-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.announcement {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  color: white;
  background: linear-gradient(135deg, #262018, #47352a);
}

.announcement strong {
  display: block;
}

.announcement span {
  color: rgba(255, 255, 255, 0.72);
}

.detail-hero {
  padding: 56px 0 28px;
}

.detail-hero h1 {
  font-size: clamp(40px, 5vw, 60px);
}

.detail-hero p {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.detail-media {
  overflow: hidden;
  border-radius: 34px;
  background: #f6eadb;
  box-shadow: var(--shadow);
}

.detail-media img {
  width: 100%;
  height: 100%;
  min-height: 390px;
  object-fit: cover;
}

.story-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}

.story-feature,
.content-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  align-items: center;
  gap: 28px;
}

.story-copy h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.15;
}

.story-copy p {
  margin: 0 0 18px;
  color: var(--muted);
}

.story-card,
.info-card,
.asset-card,
.contact-card {
  padding: 26px;
  border-radius: var(--radius-lg);
}

.audience-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audience-card {
  padding: 22px;
  border-radius: var(--radius-md);
}

.audience-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 24px;
}

.audience-card span {
  color: var(--muted);
}

.character-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.character-card {
  min-height: 170px;
  padding: 20px;
  border-radius: var(--radius-md);
}

.character-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 21px;
}

.character-card span {
  display: block;
  color: var(--muted);
  font-size: 14px;
}

.split-media {
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  gap: 18px;
  align-items: stretch;
}

.media-card {
  overflow: hidden;
  min-height: 320px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tall-media {
  min-height: 420px;
}

.content-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stack-grid {
  grid-template-columns: 1fr;
}

.content-card {
  padding: 22px;
  border-radius: var(--radius-md);
}

.platform-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.platform-cloud span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(239, 106, 52, 0.12);
  color: var(--orange-deep);
  font-size: 14px;
  font-weight: 700;
}

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

.video-shell {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: #140f0d;
  box-shadow: var(--shadow);
}

.video-shell video {
  display: block;
  width: 100%;
  max-height: 680px;
  background: #140f0d;
}

.commercial-card {
  min-height: 146px;
  padding: 22px;
  border-radius: var(--radius-md);
}

.aligned-left {
  justify-content: flex-start;
  margin-bottom: 18px;
}

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

.contact-card form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.contact-card input,
.contact-card textarea,
.contact-card select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font: inherit;
}

.contact-card textarea {
  min-height: 110px;
  padding-top: 12px;
  resize: vertical;
}

.contact-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px;
  border-radius: var(--radius-lg);
  color: white;
  background:
    linear-gradient(135deg, rgba(38, 27, 22, 0.95), rgba(71, 53, 42, 0.92)),
    url("../images/dino-qiqi/story-conflict-scene.jpg") center / cover;
  box-shadow: var(--shadow);
}

.contact-banner h2 {
  margin: 0 0 8px;
  font-size: clamp(28px, 3vw, 38px);
}

.contact-banner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.contact-banner .eyebrow {
  color: var(--yellow);
}

.contact-meta {
  display: grid;
  gap: 10px;
  justify-items: start;
}

.contact-meta a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  font-weight: 700;
}

.footer {
  margin-top: 48px;
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.filter-bar {
  margin-bottom: 24px;
}

.filter-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  cursor: pointer;
}

.filter-button.is-active {
  color: white;
  border-color: transparent;
  background: var(--orange);
}

.empty-card {
  display: grid;
  min-height: 280px;
  place-items: center;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(72, 42, 25, 0.18);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.48);
  text-align: center;
}

.mobile-toggle {
  display: none;
}

@media (max-width: 980px) {
  .hero-grid,
  .detail-hero-grid,
  .story-grid,
  .split-media,
  .story-feature,
  .content-feature {
    grid-template-columns: 1fr;
  }

  .metric-strip,
  .category-grid,
  .content-grid,
  .commercial-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ip-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-panel {
    min-height: 360px;
  }

  .detail-media img {
    min-height: 320px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 32px), var(--max));
  }

  .site-header {
    position: static;
  }

  .nav {
    min-height: 72px;
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .mobile-toggle {
    display: inline-flex;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.88);
    color: var(--ink);
    font-weight: 700;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 6px 0 10px;
  }

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

  .nav-cta {
    display: none;
  }

  .hero {
    padding-top: 34px;
  }

  .section {
    padding: 60px 0;
  }

  .metric-strip,
  .category-grid,
  .audience-grid,
  .content-grid,
  .commercial-grid,
  .asset-grid {
    grid-template-columns: 1fr;
  }

  .character-grid {
    grid-template-columns: 1fr;
  }

  .section-heading,
  .announcement,
  .footer-row,
  .contact-banner {
    align-items: flex-start;
    flex-direction: column;
  }
}