/* === 星陨计划 - Falling Star Cosmic Theme === */
/* Meteor-trail oranges + deep-space navy + impact-crater motifs on light starlight bg */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&family=Orbitron:wght@400;700;900&display=swap');

:root {
  /* === Palette === */
  --meteor-orange: #e85d2c;
  --meteor-orange-bright: #f47b3a;
  --meteor-trail: #fca85a;
  --meteor-glow: #ffc285;
  --space-navy: #0b1a3b;
  --space-navy-light: #132852;
  --space-deep: #060f24;
  --crater-dark: #1a2540;
  --crater-rim: #2a3a5c;
  --starlight: #f2f4fa;
  --starlight-warm: #f7f5fc;
  --star-white: #e8ecf5;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #6e6e8a;
  --card-bg: #ffffff;
  --card-border: #e2e6f0;
  --success: #2ecc71;
  --warning: #f39c12;

  /* === Semantic === */
  --accent: var(--meteor-orange);
  --accent-hover: var(--meteor-orange-bright);
  --accent-light: var(--meteor-trail);
  --accent-glow: var(--meteor-glow);
  --bg: var(--starlight);
  --bg-alt: var(--starlight-warm);
  --bg-header: var(--space-deep);
  --header-border: var(--meteor-orange);
  --text: var(--text-primary);
  --text-light: var(--text-secondary);
  --text-lighter: var(--text-muted);
  --card: var(--card-bg);
  --border: var(--card-border);

  /* === Typography === */
  --font-body: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --font-heading: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --font-display: 'Orbitron', 'Noto Sans SC', sans-serif;

  /* === Spacing === */
  --section-gap: 4rem;
  --content-max: 1200px;
  --content-narrow: 900px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-round: 50%;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* === Starfield background === */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    /* Star particles - scattered dots */
    radial-gradient(1px 1px at 10% 15%, rgba(11,26,59,0.3), transparent),
    radial-gradient(1px 1px at 25% 8%, rgba(11,26,59,0.25), transparent),
    radial-gradient(1.5px 1.5px at 40% 20%, rgba(11,26,59,0.35), transparent),
    radial-gradient(1px 1px at 55% 12%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1px 1px at 70% 18%, rgba(11,26,59,0.3), transparent),
    radial-gradient(1.5px 1.5px at 85% 10%, rgba(11,26,59,0.25), transparent),
    radial-gradient(1px 1px at 15% 30%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1px 1px at 50% 35%, rgba(11,26,59,0.3), transparent),
    radial-gradient(1px 1px at 75% 28%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1px 1px at 90% 40%, rgba(11,26,59,0.25), transparent),
    radial-gradient(1px 1px at 20% 50%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1.5px 1.5px at 60% 45%, rgba(11,26,59,0.3), transparent),
    radial-gradient(1px 1px at 35% 60%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1px 1px at 80% 55%, rgba(11,26,59,0.25), transparent),
    radial-gradient(1px 1px at 5% 70%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1px 1px at 45% 75%, rgba(11,26,59,0.25), transparent),
    radial-gradient(1px 1px at 65% 80%, rgba(11,26,59,0.2), transparent),
    radial-gradient(1.5px 1.5px at 95% 65%, rgba(11,26,59,0.3), transparent),
    /* Star glow orbs - subtle */
    radial-gradient(120px 120px at 10% 15%, rgba(252,168,90,0.06), transparent),
    radial-gradient(80px 80px at 85% 20%, rgba(244,123,58,0.05), transparent),
    radial-gradient(100px 100px at 50% 80%, rgba(11,26,59,0.04), transparent);
}

/* === Content wrapper === */
body > * { position: relative; z-index: 1; }

/* === Links === */
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }

/* === Header === */
.site-header {
  background: var(--bg-header);
  border-bottom: 3px solid var(--header-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(6,15,36,0.3);
}
.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}
.header-logo img { height: 36px; width: auto; }
.header-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-links a {
  color: #c8d0e0;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

/* === Nav CTA button === */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: linear-gradient(135deg, var(--meteor-orange), var(--meteor-orange-bright));
  color: #fff !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: var(--radius-md) !important;
  font-weight: 700 !important;
  font-size: 0.9rem;
  box-shadow: 0 0 18px rgba(232,93,44,0.35);
  transition: all 0.25s !important;
  position: relative;
  overflow: hidden;
}
.nav-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s;
}
.nav-cta:hover {
  background: linear-gradient(135deg, var(--meteor-orange-bright), var(--meteor-trail)) !important;
  box-shadow: 0 0 28px rgba(244,123,58,0.5);
  transform: translateY(-1px);
  color: #fff !important;
}
.nav-cta:hover::after { transform: translateX(100%); }

/* === Mobile menu toggle === */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 101;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #c8d0e0;
  border-radius: 2px;
  transition: all 0.3s;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* === Hero === */
.hero {
  position: relative;
  padding: 6rem 1.5rem 5rem;
  text-align: center;
  background: linear-gradient(180deg, var(--space-navy-light) 0%, var(--space-navy) 40%, var(--bg) 100%);
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    /* Impact crater motifs */
    radial-gradient(circle at 25% 75%, rgba(232,93,44,0.12) 0%, transparent 50%),
    radial-gradient(circle at 70% 20%, rgba(244,123,58,0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 60%, rgba(252,168,90,0.06) 0%, transparent 45%),
    /* Meteor trail streaks */
    linear-gradient(35deg, transparent 30%, rgba(232,93,44,0.08) 50%, transparent 70%),
    linear-gradient(-25deg, transparent 40%, rgba(244,123,58,0.06) 55%, transparent 70%),
    /* Starfield */
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 45% 15%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1.5px 1.5px at 65% 40%, rgba(255,255,255,0.45), transparent),
    radial-gradient(1px 1px at 80% 25%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 35% 55%, rgba(255,255,255,0.25), transparent),
    radial-gradient(1px 1px at 55% 70%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1px 1px at 90% 60%, rgba(255,255,255,0.3), transparent);
}

/* === Falling star animation - decorative meteors === */
.hero::after {
  content: '';
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--meteor-trail);
  border-radius: 50%;
  box-shadow:
    0 0 6px 2px rgba(252,168,90,0.8),
    0 0 12px 4px rgba(232,93,44,0.4);
  animation: fallingStar1 3s ease-in infinite;
  pointer-events: none;
  z-index: 2;
}
@keyframes fallingStar1 {
  0% { top: -5%; left: 15%; opacity: 0; transform: scale(0.5); }
  10% { opacity: 1; transform: scale(1); }
  60% { top: 90%; left: 25%; opacity: 0.9; }
  100% { top: 105%; left: 28%; opacity: 0; }
}

.hero-inner {
  position: relative;
  z-index: 3;
  max-width: 800px;
  margin: 0 auto;
}
.hero-logo { margin-bottom: 1.5rem; }
.hero-logo img { max-width: 340px; height: auto; }
.hero-slogan { margin-bottom: 2rem; }
.hero-slogan img { max-width: 500px; height: auto; }

.hero h1 {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  background: linear-gradient(180deg, #ffffff 0%, var(--meteor-glow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}
.hero .subtitle {
  font-size: 1.2rem;
  color: #b0c0e0;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}
.hero-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.tag {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}
.tag-orange {
  background: rgba(232,93,44,0.2);
  color: var(--meteor-trail);
  border: 1px solid rgba(232,93,44,0.3);
}
.tag-blue {
  background: rgba(19,40,82,0.3);
  color: #8aa8e0;
  border: 1px solid rgba(42,58,92,0.4);
}
.tag-gold {
  background: rgba(201,160,48,0.15);
  color: #d4b860;
  border: 1px solid rgba(201,160,48,0.3);
}
.tag-dark {
  background: rgba(6,15,36,0.3);
  color: #a0b0d0;
  border: 1px solid rgba(42,58,92,0.4);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s;
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--meteor-orange), var(--meteor-orange-bright));
  color: #fff;
  box-shadow: 0 4px 20px rgba(232,93,44,0.35);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--meteor-orange-bright), var(--meteor-trail));
  box-shadow: 0 6px 28px rgba(244,123,58,0.5);
  transform: translateY(-2px);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: #c8d0e0;
  border: 2px solid rgba(200,208,224,0.3);
}
.btn-secondary:hover {
  border-color: var(--meteor-orange);
  color: var(--meteor-orange-bright);
  background: rgba(232,93,44,0.05);
}
.btn-lg {
  padding: 0.9rem 2.5rem;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
}
.btn-sm {
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

/* === Page Hero (sub-pages) === */
.page-hero {
  background: linear-gradient(180deg, var(--space-navy) 0%, var(--space-navy-light) 60%, var(--bg) 100%);
  color: #fff;
  padding: 4rem 1.5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 30% 70%, rgba(232,93,44,0.1) 0%, transparent 40%),
    radial-gradient(circle at 70% 30%, rgba(244,123,58,0.07) 0%, transparent 35%),
    radial-gradient(1px 1px at 25% 20%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 60% 40%, rgba(255,255,255,0.25), transparent),
    radial-gradient(1px 1px at 80% 25%, rgba(255,255,255,0.35), transparent);
}
.page-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  margin-bottom: 0.75rem;
}
.page-hero p {
  font-size: 1.05rem;
  color: #b0c0e0;
  line-height: 1.7;
}

/* === Crater Divider === */
.crater-divider {
  text-align: center;
  padding: 1rem 0;
  position: relative;
  font-size: 1.2rem;
  color: var(--accent);
  letter-spacing: 0.4em;
}
.crater-divider::before,
.crater-divider::after {
  content: '';
  display: inline-block;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
  vertical-align: middle;
  margin: 0 1rem;
}
.crater-divider::before { margin-right: 0.75rem; }
.crater-divider::after { margin-left: 0.75rem; }

/* === Sections === */
.section {
  padding: var(--section-gap) 1.5rem;
}
.section-alt {
  background: var(--bg-alt);
}
.section-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}
.section-narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
}
.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
  letter-spacing: 0.03em;
}
.section-subtitle {
  text-align: center;
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.accent-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: 2px;
  margin: 0 auto 2rem;
}

/* === Info Cards Grid === */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.info-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.info-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(6,15,36,0.1);
  border-color: var(--accent);
}
.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transform: scaleX(0);
  transition: transform 0.3s;
}
.info-card:hover::before { transform: scaleX(1); }
.info-card .info-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}
.info-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
}
.info-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* === Feature Cards === */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border-left: 4px solid var(--accent);
  transition: all 0.25s;
}
.feature-card:hover {
  border-left-color: var(--meteor-orange-bright);
  box-shadow: 0 4px 20px rgba(6,15,36,0.08);
  transform: translateX(4px);
}
.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* === Story Blocks === */
.story-block {
  padding: 1.5rem;
  border-left: 4px solid var(--space-navy);
  background: var(--card);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 1.5rem;
  transition: border-color 0.25s;
}
.story-block:hover { border-left-color: var(--accent); }
.story-chapter {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}
.story-block h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
}
.story-block p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* === Character Cards === */
.char-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.char-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: center;
  transition: all 0.25s;
}
.char-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(6,15,36,0.12);
}
.char-card-header {
  background: var(--space-navy);
  padding: 1.5rem 1rem 0.75rem;
}
.char-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 0.75rem;
  background: linear-gradient(135deg, var(--meteor-orange), var(--meteor-orange-bright));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  border: 3px solid var(--meteor-trail);
}
.char-card h3 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.char-role {
  font-size: 0.8rem;
  color: var(--meteor-trail);
  font-weight: 500;
}
.char-card-body {
  padding: 1rem;
}
.char-card-body p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.6;
}
.char-traits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.75rem;
}
.char-trait {
  font-size: 0.75rem;
  padding: 0.15rem 0.6rem;
  border-radius: 12px;
  background: rgba(232,93,44,0.08);
  color: var(--accent);
  font-weight: 500;
}

/* === Guide Steps === */
.guide-steps {
  counter-reset: step;
  list-style: none;
}
.guide-step {
  counter-increment: step;
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}
.guide-step::before {
  content: counter(step);
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--space-navy), var(--space-navy-light));
  color: var(--meteor-trail);
  font-weight: 900;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--accent);
  box-shadow: 0 0 16px rgba(232,93,44,0.2);
}
.guide-step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--space-navy);
}
.guide-step-content p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* === Gallery === */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s;
  border: 1px solid var(--border);
}
.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 30px rgba(6,15,36,0.15);
  border-color: var(--accent);
}
.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

/* === Lightbox === */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(6,15,36,0.95);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.lightbox.active { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 0 60px rgba(232,93,44,0.2);
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  z-index: 1001;
}

/* === FAQ Accordion === */
.faq-list { max-width: var(--content-narrow); margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--card);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.1rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--space-navy);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--accent);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.open .faq-question::after {
  content: '×';
  transform: rotate(90deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* === CTA Banner === */
.cta-banner {
  background: linear-gradient(135deg, var(--space-navy), var(--space-navy-light));
  color: #fff;
  text-align: center;
  padding: 3.5rem 1.5rem;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 50%, rgba(232,93,44,0.2) 0%, transparent 40%),
    radial-gradient(circle at 80% 50%, rgba(244,123,58,0.15) 0%, transparent 40%);
}
.cta-banner h2 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 2;
}
.cta-banner p {
  font-size: 1.05rem;
  color: #b0c0e0;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 2;
}
.cta-banner .btn {
  position: relative;
  z-index: 2;
}

/* === Download Card === */
.download-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}
.download-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
}
.download-card .version {
  font-size: 0.85rem;
  color: var(--text-lighter);
  margin-bottom: 1.5rem;
}
.download-card .btn { margin-bottom: 1.5rem; }

/* === Info Table === */
.info-table {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  border-collapse: collapse;
}
.info-table tr { border-bottom: 1px solid var(--border); }
.info-table tr:last-child { border-bottom: none; }
.info-table td {
  padding: 0.6rem 0;
  font-size: 0.9rem;
}
.info-table td:first-child {
  color: var(--text-lighter);
  font-weight: 500;
  width: 40%;
}
.info-table td:last-child {
  color: var(--text);
  font-weight: 600;
}

/* === Req Table === */
.req-table {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  border-collapse: collapse;
}
.req-table th {
  background: var(--space-navy);
  color: #fff;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-align: left;
}
.req-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.req-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.req-table td {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-light);
}
.req-table tr:nth-child(even) td { background: rgba(242,244,250,0.5); }

/* === Stats Row === */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  text-align: center;
}
.stat-item .stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}
.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-lighter);
}

/* === Breadcrumbs === */
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--text-lighter);
  margin-bottom: 1.5rem;
}
.breadcrumbs a { color: var(--text-light); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span { color: var(--accent); }

/* === Tip Box === */
.tip-box {
  background: rgba(232,93,44,0.05);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
}
.tip-box p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* === Blockquote === */
blockquote {
  border-left: 4px solid var(--accent);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: rgba(232,93,44,0.04);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--text-light);
}

/* === Ending Cards === */
.ending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.ending-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border-top: 4px solid var(--accent);
  transition: all 0.25s;
}
.ending-card:hover {
  box-shadow: 0 6px 24px rgba(6,15,36,0.1);
  transform: translateY(-2px);
}
.ending-badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  background: rgba(232,93,44,0.1);
  color: var(--accent);
}
.ending-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--space-navy);
}
.ending-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* === Timeline === */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.65rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 0 8px rgba(232,93,44,0.3);
}
.timeline-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(232,93,44,0.1);
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.timeline-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--space-navy);
  margin-bottom: 0.25rem;
}
.timeline-item p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* === Review / Rating === */
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--meteor-orange), var(--meteor-orange-bright));
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}
.pros-cons h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.pros { color: var(--success); }
.cons { color: var(--warning); }
.pros-cons ul {
  list-style: none;
  padding: 0;
}
.pros-cons li {
  font-size: 0.9rem;
  color: var(--text-light);
  padding: 0.3rem 0;
}
.pros-cons li::before {
  content: '✓ ';
  font-weight: 700;
}
.pros li::before { color: var(--success); }
.cons li::before { content: '✗ '; color: var(--warning); }

/* === Footer === */
.site-footer {
  background: var(--space-deep);
  color: #6a7a9a;
  text-align: center;
  padding: 2rem 1.5rem;
  font-size: 0.85rem;
}
.site-footer p { margin: 0; }

/* === Screen Reader Only === */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* === Utilities === */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.pb-0 { padding-bottom: 0; }
.max-w-600 { max-width: 600px; margin-left: auto; margin-right: auto; }
.max-w-800 { max-width: 800px; margin-left: auto; margin-right: auto; }
.accent-text { color: var(--accent); }
.text-muted-sm { color: var(--text-lighter); font-size: 0.85rem; }
.intro-text {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.8;
  max-width: var(--content-narrow);
  margin: 0 auto;
  text-align: center;
}

/* === Responsive === */
@media (max-width: 768px) {
  :root { --section-gap: 2.5rem; }
  .hero { padding: 4rem 1rem 3rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-logo img { max-width: 240px; }
  .hero-slogan img { max-width: 320px; }
  .page-hero h1 { font-size: 1.6rem; }
  .section-title { font-size: 1.4rem; }
  .menu-toggle { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--space-deep);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 3px solid var(--header-border);
    z-index: 99;
  }
  .nav-links.active { display: flex; }
  .nav-links a { padding: 0.75rem 1rem; width: 100%; text-align: center; }
  .info-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .char-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
  .gallery-grid { grid-template-columns: 1fr; }
  .pros-cons { grid-template-columns: 1fr; }
  .stats-row { gap: 1rem; }
  .stat-item .stat-value { font-size: 1.6rem; }
  .guide-step { gap: 1rem; }
  .guide-step::before { width: 36px; height: 36px; font-size: 0.9rem; }
  .ending-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  .hero .subtitle { font-size: 0.95rem; }
  .btn-lg { padding: 0.7rem 1.75rem; font-size: 0.95rem; }
}