:root {
  --brand: #c41e5a;
  --brand-dark: #8f1542;
  --brand-soft: #fff0f5;
  --ink: #1a1216;
  --muted: #5c4a52;
  --line: #edd6df;
  --bg: #fffafb;
  --card: #ffffff;
  --shadow: 0 12px 40px rgba(196, 30, 90, 0.08);
  --radius: 14px;
  --max: 1120px;
  --font-display: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, #ffe4ec 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, #fff1e8 0%, transparent 50%),
    linear-gradient(180deg, #fff8fa 0%, var(--bg) 40%, #fff 100%);
  line-height: 1.75;
  font-size: 16px;
}

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

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

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

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(255, 250, 251, 0.88);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  position: relative;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  display: block;
  width: 14px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 50%;
  margin-left: -7px;
}

.nav-toggle-bar::before {
  top: 10px;
}

.nav-toggle-bar::after {
  bottom: 10px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before {
  top: 50%;
  margin-top: -1px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after {
  bottom: auto;
  top: 50%;
  margin-top: -1px;
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  padding: 3.5rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.15;
  margin: 0 0 0.75rem;
  color: var(--ink);
}

.hero-brand span {
  color: var(--brand);
}

.hero-lead {
  font-size: 1.08rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 36em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--brand), #e84a7f);
  color: #fff;
  box-shadow: 0 8px 24px rgba(196, 30, 90, 0.28);
}

.btn-primary:hover {
  color: #fff;
}

.btn-ghost {
  background: var(--card);
  color: var(--brand);
  border: 1px solid var(--line);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: floatIn 0.9s ease both;
}

.hero-badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  background: rgba(26, 18, 22, 0.72);
  color: #fff;
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  font-size: 0.82rem;
  backdrop-filter: blur(6px);
  animation: fadeUp 1s 0.3s ease both;
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Sections */
.section {
  padding: 3rem 0;
}

.section-alt {
  background: linear-gradient(180deg, transparent, var(--brand-soft) 20%, var(--brand-soft) 80%, transparent);
}

.section-head {
  margin-bottom: 1.75rem;
  max-width: 48em;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 0.5rem;
  line-height: 1.3;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.prose {
  color: var(--ink);
}

.prose p {
  margin: 0 0 1.1rem;
}

.prose h2,
.prose h3 {
  font-family: var(--font-display);
  margin: 2rem 0 0.75rem;
  line-height: 1.35;
}

.prose h2 {
  font-size: 1.55rem;
}

.prose h3 {
  font-size: 1.2rem;
}

.prose ul,
.prose ol {
  padding-left: 1.25rem;
  margin: 0 0 1.1rem;
}

.prose li {
  margin-bottom: 0.4rem;
}

/* Grids */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.feature-item img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
  background: #f3e6eb;
}

.feature-item figcaption,
.feature-body {
  padding: 1rem 1.1rem 1.2rem;
}

.feature-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-family: var(--font-display);
}

.feature-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

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

.shot-grid figure {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.shot-grid img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
}

.shot-grid figcaption {
  padding: 0.7rem 0.85rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.duo img,
.panel img {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.panel h3 {
  margin-top: 0;
  font-family: var(--font-display);
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 1rem;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.step h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 0.75rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.faq details[open] summary {
  color: var(--brand);
  margin-bottom: 0.5rem;
}

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

.cta-band {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: calc(var(--radius) + 4px);
  background:
    linear-gradient(135deg, rgba(196, 30, 90, 0.92), rgba(232, 74, 127, 0.88)),
    url("/featured.jpg") center / cover;
  color: #fff;
  box-shadow: var(--shadow);
}

.cta-band h2 {
  font-family: var(--font-display);
  margin: 0 0 0.6rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-band p {
  margin: 0 auto 1.25rem;
  max-width: 36em;
  opacity: 0.95;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--brand);
  box-shadow: none;
}

.cta-band .btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.breadcrumb {
  padding: 1.25rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

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

.page-hero {
  padding: 1.5rem 0 0.5rem;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin: 0 0 0.5rem;
}

.page-hero p {
  margin: 0;
  color: var(--muted);
  max-width: 42em;
}

.legal {
  padding-bottom: 3rem;
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.related a {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.88rem;
  background: var(--card);
}

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

/* Error pages */
.error-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 3rem 1rem;
}

.error-page h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 5rem);
  margin: 0;
  color: var(--brand);
  line-height: 1;
}

.error-page h2 {
  margin: 0.75rem 0;
  font-family: var(--font-display);
}

.error-page p {
  color: var(--muted);
  max-width: 28em;
  margin: 0 auto 1.5rem;
}

/* Footer */
.site-footer {
  margin-top: 2rem;
  background: #1a1216;
  color: #d9c5cd;
  padding: 2.75rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.site-footer h3 {
  color: #fff;
  font-family: var(--font-display);
  margin: 0 0 0.85rem;
  font-size: 1.1rem;
}

.site-footer p,
.site-footer a {
  color: #d9c5cd;
  font-size: 0.92rem;
}

.site-footer a:hover {
  color: #ffb6cb;
}

.footer-links {
  display: grid;
  gap: 0.45rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.1rem;
  font-size: 0.85rem;
  color: #a8929b;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Mobile */
@media (max-width: 900px) {
  .hero-grid,
  .duo,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

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

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

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(255, 250, 251, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1rem 1rem;
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 0.75rem 0.25rem;
    border-bottom: 1px solid var(--line);
  }

  .site-header {
    position: sticky;
  }

  .header-inner {
    position: relative;
  }

  .hero {
    padding: 2rem 0 1.5rem;
  }

  .section {
    padding: 2.25rem 0;
  }
}

@media (max-width: 560px) {
  .feature-grid,
  .shot-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}