:root {
  --bg: #08111f;
  --bg-2: #101b33;
  --panel: rgba(12, 20, 39, 0.82);
  --panel-strong: rgba(17, 26, 50, 0.96);
  --line: rgba(255, 255, 255, 0.08);
  --text: #f7f2eb;
  --muted: #b8c2da;
  --primary: #ff7a59;
  --primary-2: #ffb08d;
  --accent: #ff87bf;
  --accent-2: #ffdf94;
  --success: #6ee7c8;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 122, 89, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 135, 191, 0.14), transparent 26%),
    radial-gradient(circle at center right, rgba(255, 223, 148, 0.1), transparent 28%),
    linear-gradient(180deg, #06101d 0%, #091425 42%, #0c1630 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 24px 24px, 12px 12px;
  background-position: 0 0, 6px 8px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 90%);
  opacity: 0.55;
}

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

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

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: rgba(6, 14, 25, 0.74);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(255, 122, 89, 0.25);
}

.brand strong {
  font-size: 1.06rem;
}

.brand span {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.14em;
  margin-top: 2px;
}

.nav-toggle {
  display: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-radius: 14px;
  padding: 11px 14px;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.96rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  transform: translateY(-1px);
}

.nav-cta {
  margin-left: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: 0.02em;
  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(--primary), #ff9554 56%, var(--accent));
  color: #fff;
  box-shadow: 0 18px 34px rgba(255, 122, 89, 0.28);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text);
}

.hero,
.page-hero {
  position: relative;
  overflow: hidden;
  padding: 48px 0 36px;
}

.hero::after,
.page-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -15% auto;
  width: 320px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 89, 0.26), transparent 65%);
  filter: blur(10px);
  pointer-events: none;
}

.hero-grid,
.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 30px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--accent-2);
  border: 1px solid rgba(255, 223, 148, 0.16);
  font-size: 0.88rem;
}

.hero h1,
.page-hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(2.1rem, 4vw, 4.35rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.hero p,
.page-hero p,
.section-copy,
.card p,
.feature-card p,
.review-card p,
.step-card p,
.faq-answer {
  color: var(--muted);
  line-height: 1.8;
}

.hero-actions,
.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 18px;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 0.96rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-panel {
  position: relative;
  padding: 18px;
  border-radius: calc(var(--radius-xl) + 6px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    linear-gradient(160deg, rgba(18, 28, 54, 0.96), rgba(10, 16, 31, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: calc(var(--radius-xl) - 2px);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.hero-screenshot {
  border-radius: 24px;
  overflow: hidden;
  background: #0f1730;
}

.hero-screenshot img {
  width: 100%;
  aspect-ratio: 0.87;
  object-fit: cover;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.mini-card {
  padding: 14px 15px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mini-card strong {
  display: block;
  font-size: 1.02rem;
}

.mini-card span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.section {
  padding: 22px 0 14px;
}

.section.tight {
  padding-top: 8px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2vw, 2.3rem);
  line-height: 1.15;
}

.section-head p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.section-link {
  color: var(--accent-2);
  font-weight: 700;
  white-space: nowrap;
}

.stats-grid,
.feature-grid,
.gallery-grid,
.review-grid,
.guide-grid,
.faq-grid,
.page-stack {
  display: grid;
  gap: 18px;
}

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

.stat-card,
.feature-card,
.review-card,
.card,
.step-card,
.faq-item,
.band {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 18px;
}

.stat-card strong {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.stat-card span {
  color: var(--muted);
  line-height: 1.6;
}

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

.feature-card {
  padding: 20px;
}

.feature-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  margin-bottom: 14px;
  background: linear-gradient(145deg, rgba(255, 122, 89, 0.24), rgba(255, 135, 191, 0.15));
  color: #fff;
  font-size: 1.2rem;
}

.feature-card h3,
.card h3,
.review-card h3,
.step-card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

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

.shot-card {
  overflow: hidden;
}

.shot-card img {
  width: 100%;
  aspect-ratio: 1.02;
  object-fit: cover;
  background: #111931;
}

.shot-caption {
  padding: 16px 18px 18px;
}

.shot-caption strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.02rem;
}

.shot-caption span {
  color: var(--muted);
  line-height: 1.6;
}

.band {
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.band::after {
  content: "";
  position: absolute;
  inset: auto -8% -40% auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 223, 148, 0.22), transparent 65%);
  pointer-events: none;
}

.band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
}

.band h2,
.band h3 {
  margin: 0 0 12px;
}

.band p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
  max-width: 720px;
}

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

.review-card {
  padding: 20px;
}

.review-card .quote {
  font-size: 1.02rem;
  line-height: 1.85;
  color: #f1eddc;
}

.review-card .source {
  margin-top: 16px;
  color: var(--accent-2);
  font-weight: 700;
}

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

.step-card {
  padding: 22px;
}

.step-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.step-num {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  background: linear-gradient(145deg, rgba(255, 122, 89, 0.92), rgba(255, 135, 191, 0.74));
  color: #fff;
  box-shadow: 0 12px 24px rgba(255, 122, 89, 0.22);
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding-left: 22px;
  position: relative;
  color: var(--muted);
  line-height: 1.75;
}

.check-list li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: var(--accent-2);
  font-size: 1.25rem;
  line-height: 1;
}

.page-stack {
  gap: 20px;
}

.stack-panel {
  padding: 24px;
}

.stack-panel h3 {
  margin: 0 0 10px;
}

.stack-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.faq-grid {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.faq-lead,
.faq-list {
  display: grid;
  gap: 16px;
}

.faq-list details {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-list summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  font-weight: 700;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.07);
  color: var(--accent-2);
  font-weight: 800;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 18px;
}

.faq-answer p {
  margin: 0 0 10px;
}

.page-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-hero-panel {
  padding: 24px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    linear-gradient(160deg, rgba(16, 25, 46, 0.96), rgba(8, 13, 25, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.page-hero-panel .band {
  margin-top: 12px;
}

.footer {
  padding: 26px 0 38px;
}

.footer-top {
  padding: 26px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255, 122, 89, 0.16), rgba(255, 135, 191, 0.12) 44%, rgba(255, 223, 148, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.footer-top h2 {
  margin: 0 0 10px;
}

.footer-top p {
  margin: 0;
  color: #f5efdf;
  line-height: 1.8;
  max-width: 820px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 18px 0 0;
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 16px;
  color: var(--muted);
  font-size: 0.95rem;
}

.disclaimer {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #f0e7d7;
  line-height: 1.8;
}

.subtle {
  color: var(--muted);
}

.kicker {
  color: var(--accent-2);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  margin-bottom: 6px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.78fr);
  gap: 18px;
  align-items: start;
}

.callout {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.callout strong {
  display: block;
  margin-bottom: 6px;
}

.callout p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.page-hero-panel .shot-card img,
.page-hero-panel .hero-screenshot img {
  aspect-ratio: 1.15;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid,
  .page-hero-grid,
  .split,
  .faq-grid,
  .band-grid {
    grid-template-columns: 1fr;
  }

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

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

  .nav-links {
    position: absolute;
    top: 82px;
    left: 16px;
    right: 16px;
    padding: 14px;
    border-radius: 20px;
    background: rgba(8, 14, 26, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
    display: grid;
    gap: 12px;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  body.nav-open .nav-links {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .hero,
  .page-hero {
    padding-top: 26px;
  }

  .hero-grid,
  .page-hero-grid {
    gap: 20px;
  }

  .stats-grid,
  .feature-grid,
  .review-grid,
  .gallery-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

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

  .section-head {
    align-items: start;
    flex-direction: column;
  }

  .band {
    padding: 22px;
  }

  .footer-top,
  .stack-panel,
  .step-card,
  .feature-card,
  .review-card,
  .stat-card {
    padding: 18px;
  }
}