:root {
  --bg: #f7f4f2;
  --bg-soft: #fff9f7;
  --surface: #ffffff;
  --text: #1c1614;
  --muted: #6b5e58;
  --line: #eadfd8;
  --brand: #e23d5b;
  --brand-dark: #c12d49;
  --brand-soft: #ffe4ea;
  --accent: #ff7a59;
  --shadow: 0 12px 40px rgba(28, 22, 20, 0.08);
  --radius: 16px;
  --max: 1120px;
  --font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 10% -10%, #ffe8ee 0%, transparent 55%),
    radial-gradient(900px 420px at 100% 0%, #ffe0d4 0%, transparent 50%),
    linear-gradient(180deg, var(--bg-soft), var(--bg));
  line-height: 1.75;
  min-height: 100vh;
}

a {
  color: var(--brand-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--brand);
}

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

.container {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(255, 249, 247, 0.9);
  border-bottom: 1px solid rgba(234, 223, 216, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav a {
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.95rem;
}

.nav a:hover,
.nav a.active {
  color: var(--brand-dark);
  background: var(--brand-soft);
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  border-radius: 10px;
  padding: 0;
  cursor: pointer;
}

.menu-toggle-icon {
  position: relative;
  display: block;
  width: 20px;
  height: 14px;
}

.menu-toggle-icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease, top 0.2s ease;
}

.menu-toggle-icon span:nth-child(1) { top: 0; }
.menu-toggle-icon span:nth-child(2) { top: 6px; }
.menu-toggle-icon span:nth-child(3) { top: 12px; }

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

.hero {
  padding: 48px 0 28px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--brand-dark);
  background: var(--brand-soft);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 22px;
  max-width: 36em;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff;
  box-shadow: 0 10px 24px rgba(226, 61, 91, 0.28);
}

.btn-primary:hover {
  color: #fff;
  filter: brightness(1.05);
}

.btn-ghost {
  background: var(--surface);
  border-color: var(--line);
  color: var(--text);
}

.hero-panel {
  position: relative;
}

.hero-panel img {
  width: 100%;
  border-radius: 22px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.section {
  padding: 42px 0;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  margin-bottom: 8px;
}

.section-head p {
  color: var(--muted);
  max-width: 48em;
}

.feature-grid,
.shot-grid,
.vlog-grid,
.link-grid {
  display: grid;
  gap: 18px;
}

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

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

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

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

.card,
.shot,
.prose-box,
.error-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 20px;
}

.card h3 {
  font-size: 1.1rem;
  margin: 12px 0 8px;
}

.card p,
.shot figcaption,
.prose p,
.prose li {
  color: var(--muted);
}

.card img,
.shot img {
  border-radius: 12px;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  background: #111;
}

.shot {
  overflow: hidden;
  padding: 10px;
}

.shot figcaption {
  padding: 10px 4px 4px;
  font-size: 0.92rem;
}

.prose {
  display: grid;
  gap: 18px;
}

.prose-box {
  padding: 24px;
}

.prose h2,
.prose h3 {
  margin: 8px 0 10px;
  color: var(--text);
}

.prose h2 {
  font-size: 1.45rem;
}

.prose h3 {
  font-size: 1.15rem;
}

.prose p + p,
.prose ul {
  margin-top: 10px;
}

.prose ul {
  padding-left: 1.2em;
}

.prose li {
  margin: 6px 0;
}

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 8px 0 6px;
}

.toc a {
  background: var(--brand-soft);
  color: var(--brand-dark);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
}

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

.highlight-list li {
  list-style: none;
  background: linear-gradient(180deg, #fff, #fff7f4);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  color: var(--muted);
}

.highlight-list strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.site-footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  background: #1c1614;
  color: #f6ece8;
  padding: 36px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
}

.site-footer a {
  color: #ffd0d8;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer h3 {
  margin-bottom: 12px;
  font-size: 1rem;
}

.site-footer ul {
  list-style: none;
}

.site-footer li {
  margin: 8px 0;
}

.site-footer p {
  color: #cbb8b1;
  max-width: 36em;
}

.copyright {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #a7948d;
  font-size: 0.9rem;
}

.error-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
  padding: 40px 0;
}

.error-box {
  text-align: center;
  padding: 42px 28px;
  max-width: 560px;
}

.error-box h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.error-box p {
  color: var(--muted);
  margin-bottom: 18px;
}

.breadcrumb {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--muted);
}

.page-hero {
  padding: 34px 0 10px;
}

.page-hero h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 8px;
}

.page-hero p {
  color: var(--muted);
  max-width: 46em;
}

@media (max-width: 980px) {
  .hero-grid,
  .feature-grid,
  .footer-grid,
  .link-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff9f7;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 16px;
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 12px 14px;
  }

  .hero {
    padding-top: 28px;
  }

  .hero-grid,
  .feature-grid,
  .shot-grid,
  .vlog-grid,
  .link-grid,
  .footer-grid,
  .highlight-list {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    order: -1;
  }

  .card img,
  .shot img {
    aspect-ratio: 3 / 4;
  }
}