/* ============================================================
   职场狂想曲 (Office Rhapsody) — Site Theme
   Theme: Cubicle-gray & Coffee-break Browns + Spreadsheet-green Accent
   Light corporate background, office rhapsody aesthetic
   ============================================================ */

/* ========== FONT & TYPOGRAPHY ========== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=Noto+Serif+SC:wght@400;600;700;900&display=swap');

:root {
  /* === Corporate Office Palette === */
  --bg: #f5f3f0;
  --bg-card: #fafaf9;
  --bg-section: #f0ede8;

  /* Cubicle Grays */
  --gray-light: #d5d8db;
  --gray-mid: #9da5ad;
  --gray-dark: #5c6570;
  --gray-charcoal: #2c3038;

  /* Coffee-break Browns */
  --brown-deep: #4e342e;
  --brown-mid: #6d4c41;
  --brown-warm: #8d6e63;
  --brown-light: #bcaaa4;
  --brown-cream: #d7ccc8;

  /* Spreadsheet Green (Accent) */
  --green-dark: #1b5e20;
  --green-mid: #2e7d32;
  --green: #4caf50;
  --green-light: #81c784;
  --green-pale: #c8e6c9;
  --green-bg: #e8f5e9;

  /* Text */
  --text: #2c2c2c;
  --text-soft: #5c5c5c;
  --text-muted: #8a8a8a;
  --text-inverse: #f0ede8;

  /* Header */
  --header-bg: #1a1d2e;
  --header-border: #2e7d32;

  /* Cards & Borders */
  --card-shadow: 0 2px 12px rgba(44,48,56,0.08);
  --card-radius: 8px;
  --border: #e0dcd6;

  /* Semantic Accents */
  --accent-gold: #c49b2a;
  --danger-red: #c62828;
  --pink-fierce: #ad1457;

  /* Fonts */
  --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
}

/* ========== RESET & BASE ========== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(139,195,74,0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(109,76,65,0.04) 0%, transparent 50%);
}

a {
  color: var(--green-mid);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--green-dark); }

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

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

/* ========== HEADER & NAVIGATION ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--header-bg);
  border-bottom: 3px solid var(--header-border);
  box-shadow: 0 2px 16px rgba(0,0,0,0.15);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-inverse);
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-decoration: none;
  white-space: nowrap;
}

.site-logo img {
  width: 32px;
  height: 32px;
  border-radius: 4px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  color: #b0b8c1;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 500;
  transition: all 0.2s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--green-light);
  background: rgba(76,175,80,0.1);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-mid);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 24px !important;
  font-weight: 700 !important;
  font-size: 0.92rem !important;
  letter-spacing: 0.5px;
  transition: background 0.2s, transform 0.15s !important;
}

.header-cta:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  color: #fff !important;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-inverse);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 6px;
}

/* ========== HERO SECTION ========== */
.hero {
  position: relative;
  background: var(--header-bg);
  text-align: center;
  padding: 60px 24px 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(46,125,50,0.15) 0%, transparent 50%),
    linear-gradient(225deg, rgba(109,76,65,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-mid), var(--brown-warm), var(--green-mid));
  opacity: 0.6;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.hero-image {
  max-width: 600px;
  margin: 0 auto 24px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--text-inverse);
  margin-bottom: 8px;
  letter-spacing: 2px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--green-light);
  font-weight: 400;
  margin-bottom: 8px;
}

.hero-tagline {
  font-size: 1.25rem;
  color: var(--brown-cream);
  font-weight: 400;
  margin-bottom: 12px;
}

/* ========== SUB-PAGE HERO ========== */
.hero-subpage {
  padding: 40px 24px 48px;
}

.hero-subpage-title {
  font-size: 2rem;
  font-weight: 700;
}

/* ========== MAIN CONTENT ========== */
.main-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

/* ========== SECTION STYLES ========== */
.section {
  margin-bottom: 56px;
}

.section-title-group {
  text-align: center;
  margin-bottom: 36px;
}

.section-title-group-spaced {
  margin-top: 48px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-bottom: 8px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: var(--green-mid);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ========== GAME INFO CARDS (index) ========== */
.game-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.game-info-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  padding: 24px 20px;
  text-align: center;
  border-left: 4px solid var(--green-mid);
  box-shadow: var(--card-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.game-info-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(44,48,56,0.12);
}

.game-info-card .card-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.game-info-card .card-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.game-info-card .card-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

/* ========== FEATURE CARDS ========== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  padding: 28px 24px;
  border-left: 4px solid var(--brown-warm);
  box-shadow: var(--card-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(44,48,56,0.12);
}

.feature-card:nth-child(2n) {
  border-left-color: var(--green-mid);
}

.feature-card:nth-child(3n) {
  border-left-color: var(--gray-mid);
}

.feature-card .feature-icon {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== SCREENSHOT GALLERY ========== */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.screenshot-item {
  border-radius: var(--card-radius);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.screenshot-item:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 24px rgba(44,48,56,0.15);
}

.screenshot-item img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

/* ========== LIGHTBOX ========== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.lightbox-close:hover { opacity: 1; }

.lightbox-caption {
  color: #ccc;
  margin-top: 16px;
  font-size: 0.95rem;
}

/* ========== PLAYER REVIEWS ========== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.review-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  padding: 24px;
  border-left: 4px solid var(--green-mid);
  box-shadow: var(--card-shadow);
}

.review-card .review-stars {
  color: var(--accent-gold);
  font-size: 1rem;
  margin-bottom: 8px;
  letter-spacing: 2px;
}

.review-card .review-text {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
  font-style: italic;
}

.review-card .review-author {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ========== CTA BANNER (index only) ========== */
.cta-banner {
  text-align: center;
  padding: 48px 24px;
  background: linear-gradient(135deg, var(--gray-charcoal), var(--header-bg));
  border-radius: var(--card-radius);
  margin-top: 48px;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(76,175,80,0.15) 0%, transparent 70%);
}

.cta-banner h2 {
  position: relative;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--text-inverse);
  margin-bottom: 8px;
}

.cta-banner p {
  position: relative;
  color: var(--brown-cream);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.cta-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green-mid);
  color: #fff;
  padding: 14px 36px;
  border-radius: 28px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(46,125,50,0.3);
}

.cta-button:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(46,125,50,0.4);
  color: #fff;
}

/* ========== CONTENT SECTION (sub-pages) ========== */
.content-section {
  margin-bottom: 56px;
}

.content-section h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.content-section h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-bottom: 8px;
  margin-top: 24px;
}

.content-section p {
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.85;
  margin-bottom: 16px;
}

/* ========== GUIDE PAGE ========== */
.guide-intro {
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.85;
  margin-bottom: 16px;
}

.guide-steps-wrapper {
  counter-reset: guide-step;
}

.guide-step {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  padding: 24px 28px;
  margin-bottom: 16px;
  border-left: 4px solid var(--green-mid);
  box-shadow: var(--card-shadow);
  position: relative;
}

.guide-step h3::before {
  counter-increment: guide-step;
  content: '#' counter(guide-step) ' ';
  color: var(--green-mid);
  font-weight: 700;
}

.guide-step h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-bottom: 8px;
  margin-top: 0;
}

.guide-step p {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 8px;
}

.tip-box {
  background: var(--green-bg);
  border-left: 4px solid var(--green);
  border-radius: 6px;
  padding: 16px 20px;
  margin: 16px 0;
}

.tip-box strong {
  color: var(--green-dark);
}

.route-heading {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--brown-deep);
  margin-top: 28px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--brown-cream);
}

.route-desc {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 12px;
}

/* ========== STORY PAGE ========== */
.chapter-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--brown-deep);
  margin-top: 28px;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--brown-cream);
}

.chapter-group {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  padding: 24px 28px;
  margin-bottom: 20px;
  border-left: 4px solid var(--brown-warm);
  box-shadow: var(--card-shadow);
}

/* ========== CHARACTERS PAGE ========== */
.characters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.character-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border-left: 4px solid var(--green-mid);
  transition: transform 0.2s, box-shadow 0.2s;
}

.character-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(44,48,56,0.15);
}

.character-card img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.character-card .char-info {
  padding: 16px 18px;
}

.character-card .char-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-bottom: 4px;
}

.character-card .char-role {
  font-size: 0.85rem;
  color: var(--green-mid);
  font-weight: 500;
  margin-bottom: 8px;
}

.character-card .char-desc {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.65;
}

/* ========== FAQ PAGE ========== */
.faq-list {
  margin-bottom: 40px;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  margin-bottom: 12px;
  border-left: 4px solid var(--green-mid);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 24px;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--gray-charcoal);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s;
}

.faq-question:hover {
  background: rgba(46,125,50,0.04);
}

.faq-question .faq-icon {
  font-size: 1.2rem;
  color: var(--green-mid);
  transition: transform 0.2s;
}

.faq-item.open .faq-question .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 24px 18px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-note {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

/* System Requirements Table */
.sys-reqs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.92rem;
}

.sys-reqs-table th {
  background: var(--gray-charcoal);
  color: var(--text-inverse);
  padding: 10px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.9rem;
}

.sys-reqs-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-soft);
}

.sys-reqs-table tr:nth-child(even) td {
  background: rgba(0,0,0,0.02);
}

.sys-reqs-table .td-highlight {
  color: var(--green-dark);
  font-weight: 700;
}

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.sys-reqs-h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-charcoal);
  margin-top: 24px;
  margin-bottom: 12px;
}

.sys-reqs-h3:first-of-type {
  margin-top: 8px;
}

/* ========== LIST CLASSES (anti-inline) ========== */
.content-list {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 16px;
}

.content-list-num {
  list-style: decimal;
  padding-left: 24px;
  margin-bottom: 16px;
}

.content-li {
  margin-bottom: 5px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

.content-li-sm {
  margin-bottom: 4px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

.content-li-md {
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

.content-li-lg {
  margin-bottom: 10px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== COLORED STRONG TAGS ========== */
.strong-green { color: var(--green-mid); }
.strong-red { color: var(--danger-red); }
.strong-gold { color: var(--accent-gold); }
.strong-muted { color: var(--text-muted); }
.strong-brown { color: var(--brown-mid); }

/* ========== FOOTER ========== */
.site-footer {
  text-align: center;
  padding: 32px 24px;
  background: var(--header-bg);
  border-top: 3px solid var(--header-border);
}

.site-footer p {
  color: var(--gray-mid);
  font-size: 0.85rem;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 10px 16px;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 0 0 12px;
    gap: 2px;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 10px 16px;
    border-radius: 4px;
  }

  .header-cta {
    padding: 10px 16px !important;
    font-size: 0.85rem !important;
  }

  .hero {
    padding: 40px 16px 56px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-subpage {
    padding: 32px 16px 40px;
  }

  .hero-subpage-title {
    font-size: 1.6rem;
  }

  .main-content {
    padding: 32px 16px 48px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .content-section h2 {
    font-size: 1.6rem;
  }

  .feature-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .characters-grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
  }

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

  .cta-banner h2 {
    font-size: 1.4rem;
  }

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

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.6rem;
  }

  .hero-image {
    max-width: 100%;
  }

  .game-info-grid {
    grid-template-columns: 1fr;
  }

  .character-card .char-info {
    padding: 12px 14px;
  }

  .character-card .char-name {
    font-size: 1rem;
  }
}