/* ============================================================
   谪仙索欢录 — Exiled Immortal Theme
   Faded celestial golds + mortal earth tones + fallen-star motifs
   Bittersweet divine-mortal aesthetic on light mist background
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Core palette */
  --bg:            #eee9de;
  --bg-mist:       #e8e4dc;
  --bg-card:       #f5f2ea;
  --bg-header:     #151210;
  --bg-footer:     #151210;
  --bg-hero-overlay: rgba(21, 18, 16, 0.55);
  --text:          #2d2820;
  --text-light:    #6b6255;
  --text-muted:    #9b9282;
  --text-on-dark:  #d4cdb8;
  --text-header:   #d4cdb8;

  /* Accent — tarnished / faded celestial gold */
  --gold:          #9b870c;
  --gold-faded:    #b8a45a;
  --gold-pale:     #d4c898;
  --gold-dim:      #6b5e1a;

  /* Mortal realm earth tones */
  --earth:         #8b7355;
  --earth-light:   #c4b595;
  --earth-dark:    #5c4832;

  /* Fallen-star / bittersweet accents */
  --star-dim:      #7a7058;
  --star-fade:     #a09880;
  --divine-fade:   #bfb8a0;

  /* Utility */
  --border:        #d5ceba;
  --border-light:  #e5dfcd;
  --shadow:        0 2px 16px rgba(80, 60, 30, 0.08);
  --shadow-hover:  0 6px 28px rgba(80, 60, 30, 0.13);
  --radius:        8px;
  --radius-lg:     12px;
  --font-heading:  'Noto Serif SC', 'STSong', 'SimSun', 'KaiTi', serif;
  --font-body:     'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', sans-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-body);
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Misty body background — layered radial glows */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(184, 164, 90, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 60%, rgba(139, 115, 85, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(191, 184, 160, 0.07) 0%, transparent 50%);
  pointer-events: none;
}

/* --- Typography --- */
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--text); }
h1 { font-size: 2.2rem; }
h2 { font-size: 1.7rem; margin-bottom: 1.5rem; }
h3 { font-size: 1.25rem; }
a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-faded); }

/* --- Header --- */
header {
  background: var(--bg-header);
  border-bottom: 2px solid var(--gold-dim);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 1rem;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--gold-pale);
  font-weight: 700;
  letter-spacing: .05em;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold-faded));
  border-radius: 50%;
  font-size: .9rem;
  color: var(--bg-header);
}

/* Nav */
nav { display: flex; align-items: center; gap: 0; }
nav a {
  color: var(--text-on-dark);
  padding: .5rem 1rem;
  font-size: .9rem;
  border-radius: var(--radius);
  transition: background .2s, color .2s;
}
nav a:hover, nav a.active { background: rgba(184, 164, 90, 0.12); color: var(--gold-pale); }
.nav-cta {
  background: linear-gradient(135deg, var(--gold-dim), var(--gold)) !important;
  color: #fff !important;
  font-weight: 600;
  padding: .45rem 1.2rem !important;
  margin-left: .25rem;
  border-radius: var(--radius);
  transition: opacity .2s, transform .2s;
}
.nav-cta:hover { opacity: .9; transform: translateY(-1px); }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-on-dark);
  transition: transform .25s, opacity .25s;
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: 5rem 1rem 4rem;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg,
    var(--bg-header) 0%,
    #2a2418 30%,
    #3d3525 60%,
    #5c4a30 100%);
  z-index: 0;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(184, 164, 90, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 60%, rgba(139, 115, 85, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 85%, rgba(191, 184, 160, 0.1) 0%, transparent 50%);
}
/* Fallen-star scatter overlay */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1px 1px at 15% 25%, rgba(212, 200, 152, 0.5), transparent),
    radial-gradient(1px 1px at 35% 18%, rgba(212, 200, 152, 0.35), transparent),
    radial-gradient(1.5px 1.5px at 55% 30%, rgba(212, 200, 152, 0.45), transparent),
    radial-gradient(1px 1px at 72% 22%, rgba(212, 200, 152, 0.3), transparent),
    radial-gradient(1px 1px at 88% 35%, rgba(212, 200, 152, 0.4), transparent),
    radial-gradient(1px 1px at 22% 55%, rgba(212, 200, 152, 0.25), transparent),
    radial-gradient(1.5px 1.5px at 65% 50%, rgba(212, 200, 152, 0.35), transparent),
    radial-gradient(1px 1px at 42% 70%, rgba(212, 200, 152, 0.3), transparent),
    radial-gradient(1px 1px at 80% 75%, rgba(212, 200, 152, 0.2), transparent);
}
.hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero h1 {
  font-size: 2.8rem;
  background: linear-gradient(180deg, #f0e8c8 0%, #d4c898 40%, #b8a45a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: .5rem;
}
.hero .subtitle {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--star-fade);
  margin-bottom: 1.5rem;
  letter-spacing: .08em;
}
.hero p {
  color: var(--divine-fade);
  max-width: 600px;
  margin: 0 auto 2rem;
  font-size: 1rem;
  line-height: 1.8;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 2rem;
}
.hero-tags span {
  background: rgba(212, 200, 152, 0.12);
  border: 1px solid rgba(212, 200, 152, 0.2);
  color: var(--gold-pale);
  padding: .3rem .85rem;
  border-radius: 20px;
  font-size: .85rem;
}
.btn-hero {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: .75rem 2.5rem;
  border-radius: var(--radius);
  transition: opacity .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 20px rgba(155, 135, 12, 0.3);
}
.btn-hero:hover { opacity: .92; transform: translateY(-2px); box-shadow: 0 6px 28px rgba(155, 135, 12, 0.4); color: #fff; }

/* --- Page Hero (sub-pages) --- */
.page-hero {
  position: relative;
  padding: 3.5rem 1rem 2.5rem;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.page-hero .hero-bg {
  background: linear-gradient(160deg, var(--bg-header) 0%, #2a2418 50%, #3d3525 100%);
}
.page-hero h1 {
  font-size: 2.2rem;
  background: linear-gradient(180deg, #f0e8c8 0%, #d4c898 40%, #b8a45a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 1;
  margin-bottom: .5rem;
}
.page-hero .subtitle {
  font-family: var(--font-heading);
  font-size: .95rem;
  color: var(--star-fade);
  position: relative;
  z-index: 1;
  letter-spacing: .06em;
}

/* --- Star Divider --- */
.star-divider {
  text-align: center;
  margin: 2.5rem 0;
  font-size: 1.1rem;
  color: var(--gold-pale);
  letter-spacing: .6em;
  opacity: .6;
}

/* --- Section --- */
section { padding: 4rem 1rem; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-title {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  margin-bottom: .4rem;
  color: var(--text);
}
.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  font-size: .95rem;
}

/* --- Info Cards --- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: box-shadow .25s, transform .25s;
}
.info-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.info-card .icon { font-size: 2rem; margin-bottom: .5rem; display: block; }
.info-card h3 { font-size: 1.05rem; margin-bottom: .3rem; }
.info-card p { color: var(--text-light); font-size: .9rem; }

/* --- Feature Cards --- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold-faded);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.5rem;
  transition: box-shadow .25s, border-color .25s;
}
.feature-card:hover { box-shadow: var(--shadow-hover); border-left-color: var(--gold); }
.feature-card h3 { margin-bottom: .5rem; font-size: 1.1rem; }
.feature-card p { color: var(--text-light); font-size: .92rem; }

/* --- Story Blocks --- */
.story-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--earth);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  transition: box-shadow .25s;
}
.story-block:hover { box-shadow: var(--shadow-hover); }
.story-block h3 { margin-bottom: .4rem; }
.story-block p { color: var(--text-light); font-size: .92rem; line-height: 1.8; }
.story-chapter {
  display: inline-block;
  background: var(--earth-light);
  color: var(--earth-dark);
  font-size: .75rem;
  padding: .2rem .6rem;
  border-radius: 4px;
  margin-bottom: .5rem;
  font-weight: 600;
}

/* --- Character Cards --- */
.char-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.char-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow .25s, transform .25s;
}
.char-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.char-header {
  background: linear-gradient(135deg, var(--bg-header), #2a2418);
  padding: 1.25rem;
  text-align: center;
  border-bottom: 2px solid var(--gold-dim);
}
.char-avatar {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold-faded));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto .5rem;
  border: 2px solid var(--gold-pale);
  color: var(--bg-header);
}
.char-header h3 {
  color: var(--gold-pale);
  font-size: 1.15rem;
  margin-bottom: .15rem;
}
.char-header .char-role {
  color: var(--star-fade);
  font-size: .85rem;
}
.char-body { padding: 1.25rem; }
.char-body p { color: var(--text-light); font-size: .9rem; line-height: 1.7; }
.char-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .75rem; }
.char-tags span {
  font-size: .78rem;
  padding: .15rem .6rem;
  border-radius: 12px;
  background: rgba(184, 164, 90, 0.1);
  border: 1px solid rgba(184, 164, 90, 0.2);
  color: var(--gold-dim);
}

/* --- Guide Steps --- */
.guide-steps { list-style: none; counter-reset: step; }
.guide-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.5rem 1.5rem 4rem;
  margin-bottom: 1.25rem;
  position: relative;
  transition: box-shadow .25s;
}
.guide-step:hover { box-shadow: var(--shadow-hover); }
.guide-step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 1.25rem;
  top: 1.25rem;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.guide-step h3 { margin-bottom: .4rem; font-size: 1.05rem; }
.guide-step p { color: var(--text-light); font-size: .9rem; line-height: 1.7; }

/* --- FAQ Accordion --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.1rem 1.25rem;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background .2s;
}
.faq-question:hover { background: rgba(184, 164, 90, 0.05); }
.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--gold-faded);
  flex-shrink: 0;
  transition: transform .25s;
  width: 24px; text-align: center;
}
.faq-item.open .faq-question::after {
  content: '×';
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner {
  padding: 0 1.25rem 1.25rem;
  color: var(--text-light);
  font-size: .92rem;
  line-height: 1.8;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--bg-header), #2a2418);
  border: 1px solid var(--gold-dim);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(184, 164, 90, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(139, 115, 85, 0.08) 0%, transparent 60%);
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 {
  color: var(--gold-pale);
  font-size: 1.5rem;
  margin-bottom: .75rem;
}
.cta-banner p {
  color: var(--divine-fade);
  max-width: 500px;
  margin: 0 auto 1.5rem;
}
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #fff;
  font-weight: 700;
  padding: .7rem 2.2rem;
  border-radius: var(--radius);
  transition: opacity .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 18px rgba(155, 135, 12, 0.25);
}
.btn-primary:hover { opacity: .9; transform: translateY(-2px); color: #fff; box-shadow: 0 6px 24px rgba(155, 135, 12, 0.35); }

/* --- Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.gallery-grid img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: transform .25s, box-shadow .25s;
}
.gallery-grid img:hover { transform: scale(1.02); box-shadow: var(--shadow-hover); }

/* --- Lightbox --- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(21, 18, 16, 0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.lightbox.show { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  border: 2px solid var(--gold-dim);
}
.lightbox-close {
  position: absolute;
  top: 1rem; right: 1rem;
  color: #fff;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Tags --- */
.tag { font-size: .78rem; padding: .2rem .65rem; border-radius: 12px; font-weight: 500; }
.tag-gold { background: rgba(184, 164, 90, 0.12); border: 1px solid rgba(184, 164, 90, 0.25); color: var(--gold-dim); }
.tag-earth { background: rgba(139, 115, 85, 0.1); border: 1px solid rgba(139, 115, 85, 0.2); color: var(--earth); }
.tag-star { background: rgba(191, 184, 160, 0.12); border: 1px solid rgba(191, 184, 160, 0.2); color: var(--star-dim); }

/* --- Stats Row --- */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2.5rem;
  padding: 1.5rem 0;
}
.stat-item { text-align: center; }
.stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
}
.stat-label { color: var(--text-muted); font-size: .85rem; }

/* --- Tip Box --- */
.tip-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold-faded);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem;
  margin: 1.5rem 0;
}
.tip-box p { color: var(--text-light); font-size: .92rem; }

/* --- Blockquote --- */
blockquote {
  background: var(--bg-card);
  border-left: 3px solid var(--earth);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-light);
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1rem 0;
  font-size: .85rem;
  color: var(--text-muted);
}
.breadcrumbs a { color: var(--gold); }

/* --- Tables --- */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}
th, td {
  padding: .75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
th {
  font-family: var(--font-heading);
  background: rgba(184, 164, 90, 0.06);
  font-weight: 600;
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-half { margin-top: .5rem; }
.section-alt { background: var(--bg-mist); }
.section-compact { padding: 2rem 1rem !important; }
.char-card-centered { max-width: 600px; margin: 0 auto 2rem; }

/* FAQ inner list / paragraph spacing */
.faq-answer-inner ul {
  margin-top: .5rem;
  padding-left: 1.5rem;
  color: var(--text-light);
  line-height: 1.8;
}
.faq-answer-inner p + p,
.faq-answer-inner ul + p {
  margin-top: .5rem;
}

/* --- Footer --- */
footer {
  background: var(--bg-footer);
  color: var(--text-muted);
  text-align: center;
  padding: 2rem 1rem;
  font-size: .85rem;
  margin-top: auto;
  border-top: 2px solid var(--gold-dim);
}

/* --- Gallery placeholder (CSS-only when no real images) --- */
.gallery-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, rgba(184, 164, 90, 0.08), rgba(139, 115, 85, 0.08));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: .9rem;
}
.hero-visual {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 3/4;
  margin: 0 auto 1.5rem;
  background: linear-gradient(180deg, rgba(184, 164, 90, 0.12), rgba(139, 115, 85, 0.08));
  border: 1px solid rgba(184, 164, 90, 0.15);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--gold-pale);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .page-hero h1 { font-size: 1.7rem; }
  .section-title { font-size: 1.4rem; }
  h2 { font-size: 1.4rem; }

  .menu-toggle { display: flex; }
  nav {
    display: none;
    position: absolute;
    top: 56px;
    left: 0; right: 0;
    background: var(--bg-header);
    flex-direction: column;
    padding: .5rem 0;
    border-bottom: 2px solid var(--gold-dim);
  }
  nav.show { display: flex; }
  nav a { padding: .75rem 1.5rem; width: 100%; }
  .nav-cta { margin: .25rem 1.5rem; text-align: center; }

  .stats-row { gap: 1.5rem; }
  .stat-value { font-size: 1.5rem; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .char-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.6rem; }
  .info-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .stats-row { flex-direction: column; gap: 1rem; }
}