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

:root {
  --black: #0D0D0D;
  --gold: #C9A96E;
  --cream: #F5F3EF;
  --gray: #6B6B6B;
  --sand: #E8E4DD;
  --dark: #1A1A1A;
  --font-serif: 'Noto Serif SC', 'Songti SC', serif;
  --font-sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
  --font-garamond: 'Cormorant Garamond', 'Times New Roman', serif;
}

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

body {
  background: var(--cream);
  color: var(--black);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
img { max-width: 100%; display: block; }

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 60px;
  background: linear-gradient(to bottom, rgba(245,243,239,0.95) 0%, transparent 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav-logo { display: flex; flex-direction: column; gap: 2px; }
.logo-en { font-family: var(--font-garamond); font-size: 1.1rem; font-weight: 600; letter-spacing: 0.25em; color: var(--black); }
.logo-cn { font-family: var(--font-sans); font-size: 0.65rem; letter-spacing: 0.3em; color: var(--gray); font-weight: 400; }

.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--gray);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--black); }
.nav-links a:hover::after { width: 100%; }

/* ===== HERO ===== */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.6);
}

.hero .mobile-bg {
  display: none;
  background-size: cover;
  background-position: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.6);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13,13,13,0.55) 0%,
    rgba(13,13,13,0.2) 50%,
    rgba(13,13,13,0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--cream);
}

.hero-eyebrow {
  font-family: var(--font-garamond);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 30px;
  opacity: 0;
  animation: fadeUp 1s ease 0.3s forwards;
}

.hero-title {
  font-family: var(--font-garamond);
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  line-height: 1;
  color: var(--cream);
  opacity: 0;
  animation: fadeUp 1s ease 0.5s forwards;
}

.hero-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 24px auto;
  opacity: 0;
  animation: fadeUp 1s ease 0.7s forwards;
}

.hero-cn {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  letter-spacing: 0.5em;
  color: var(--cream);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 1s ease 0.9s forwards;
}

.hero-tagline {
  font-family: var(--font-sans);
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: rgba(245,243,239,0.7);
  opacity: 0;
  animation: fadeUp 1s ease 1.1s forwards;
}

.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
  opacity: 0;
  animation: fadeUp 1s ease 1.5s forwards;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s ease infinite;
}

.scroll-text {
  font-family: var(--font-garamond);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: rgba(245,243,239,0.5);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ===== SECTIONS GRID ===== */
.sections-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--sand);
  padding: 0;
}

.sections-grid .section-card:nth-child(4),
.sections-grid .section-card:nth-child(5) {
  grid-column: span 1;
}

.section-card {
  position: relative;
  height: 60vh;
  min-height: 400px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  background: var(--dark);
}

.section-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s ease, filter 0.6s ease;
  filter: brightness(0.7) saturate(0.9);
}

.section-card:hover .section-img {
  transform: scale(1.03);
  filter: brightness(0.5) saturate(1);
}

.section-info {
  position: relative;
  z-index: 2;
  padding: 40px 36px;
  color: var(--cream);
  width: 100%;
}

.section-num {
  font-family: var(--font-garamond);
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 12px;
}

.section-info h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.section-info p {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: rgba(245,243,239,0.6);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: var(--cream);
  padding: 80px 60px 50px;
  text-align: center;
}

.footer-coords {
  margin-bottom: 24px;
}
.coords-label {
  font-family: var(--font-garamond);
  font-size: 1.2rem;
  color: var(--gold);
  letter-spacing: 0.15em;
  display: block;
}
.coords-note {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--gray);
  letter-spacing: 0.2em;
}

.footer-mark {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.3em;
  color: rgba(245,243,239,0.7);
  margin-bottom: 30px;
}

.footer-copy {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  color: var(--gray);
  letter-spacing: 0.1em;
}

/* ===== SUBPAGE COMMON ===== */
.market-bg {
  position: fixed !important;
  inset: 0 !important;
  z-index: -1 !important;
  background: center/cover fixed no-repeat !important;
  background-image: url('../assets/market-bg.jpg') !important;
  filter: brightness(0.25) saturate(0.6);
}

/* Market page dark theme */
.page-market .page-body {
  background: rgba(13,13,13,0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 12px;
  padding: 60px 50px;
  margin-top: -60px;
  position: relative;
  z-index: 2;
}

.page-market .page-intro { border-bottom-color: rgba(201,169,110,0.3); }
.page-market .page-intro p { color: rgba(245,243,239,0.85); }
.page-market .content-block h3 { color: #F5F3EF; }
.page-market .content-block p { color: rgba(245,243,239,0.75); }
.page-market .content-block blockquote { color: #E8E4DD; border-left-color: #C9A96E; }
.page-market .footer { background: transparent; }
.page-market .footer .coords-label,
.page-market .footer .footer-mark,
.page-market .footer .footer-copy { color: rgba(245,243,239,0.7); }

@media (max-width: 768px) {
  .page-market .page-body {
    padding: 40px 24px;
    margin: -40px 12px 0;
    border-radius: 8px;
  }
}

.page-header {
  height: 70vh;
  min-height: 500px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-header-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.page-header-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13,13,13,0.3) 0%,
    rgba(13,13,13,0.6) 100%
  );
}

.page-header-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--cream);
}

.page-header-num {
  font-family: var(--font-garamond);
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.4em;
  margin-bottom: 20px;
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.3em;
  margin-bottom: 16px;
}

.page-header-en {
  font-family: var(--font-garamond);
  font-size: 0.85rem;
  font-style: italic;
  color: rgba(245,243,239,0.6);
  letter-spacing: 0.1em;
}

.page-body {
  max-width: 860px;
  margin: 0 auto;
  padding: 100px 40px;
}

.page-intro {
  margin-bottom: 80px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--sand);
}

.page-intro p {
  font-size: 1.05rem;
  line-height: 2.2;
  color: var(--gray);
  font-weight: 300;
}

/* Content blocks */
.content-block {
  margin-bottom: 80px;
}

.content-block h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--black);
  margin-bottom: 8px;
}

.content-block .subtitle {
  font-family: var(--font-garamond);
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 30px;
}

.content-block p {
  font-size: 0.95rem;
  line-height: 2.1;
  color: var(--gray);
  margin-bottom: 20px;
}

.content-block p:last-child { margin-bottom: 0; }

.content-block blockquote {
  border-left: 2px solid var(--gold);
  padding: 16px 0 16px 28px;
  margin: 30px 0;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 2;
  color: var(--black);
  font-style: italic;
}

.tag-row {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.tag {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  padding: 4px 12px;
  border: 1px solid var(--gold);
  border-radius: 2px;
}

/* Art specific */
.art-piece {
  margin-bottom: 100px;
  text-align: center;
}

.art-piece-img {
  width: 100%;
  max-height: 60vh;
  object-fit: cover;
  margin-bottom: 30px;
  filter: brightness(0.95) contrast(1.05);
}

.art-piece-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: 0.2em;
  color: var(--black);
  margin-bottom: 6px;
}

.art-piece-meta {
  font-family: var(--font-garamond);
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.15em;
  margin-bottom: 24px;
}

.art-piece-text {
  font-size: 0.9rem;
  line-height: 2.2;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

/* Reading specific */
.book-entry {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 40px;
  margin-bottom: 80px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--sand);
}

.book-cover {
  width: 120px;
  height: 170px;
  background: var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-garamond);
  font-size: 0.7rem;
  color: var(--gray);
  letter-spacing: 0.1em;
  text-align: center;
  flex-shrink: 0;
}

.book-content h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--black);
  margin-bottom: 6px;
}

.book-content .book-subtitle {
  font-family: var(--font-garamond);
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.book-content p {
  font-size: 0.9rem;
  line-height: 2;
  color: var(--gray);
  margin-bottom: 16px;
}

/* News specific */
.news-entry {
  margin-bottom: 80px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--sand);
}

.news-entry-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.news-date {
  font-family: var(--font-garamond);
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.15em;
}

.news-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--black);
  margin-bottom: 24px;
  line-height: 1.5;
}

.news-body p {
  font-size: 0.92rem;
  line-height: 2.1;
  color: var(--gray);
  margin-bottom: 16px;
}

.GEMS-verdict {
  margin-top: 30px;
  padding: 20px 28px;
  border-left: 2px solid var(--gold);
  background: rgba(201,169,110,0.05);
}

.GEMS-verdict strong {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  display: block;
  margin-bottom: 8px;
}

.GEMS-verdict p {
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--black);
}

/* About specific */
.about-narrative {
  margin-bottom: 60px;
}

.about-narrative p {
  font-size: 1rem;
  line-height: 2.4;
  color: var(--gray);
  margin-bottom: 28px;
}

.about-narrative p:first-of-type::first-letter {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 900;
  float: left;
  line-height: 1;
  margin-right: 12px;
  margin-top: 4px;
  color: var(--black);
}

.quote-block {
  text-align: center;
  padding: 60px 40px;
  background: var(--dark);
  color: var(--cream);
  margin: 80px 0;
}

.quote-block p {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: 0.2em;
  color: var(--cream);
  line-height: 1.8;
}

/* ===== ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { padding: 20px 30px; }
  .nav-links { display: none; }
  .sections-grid { grid-template-columns: 1fr; }
  .section-card { height: 50vh; }
  .book-entry { grid-template-columns: 1fr; }
  .book-cover { width: 100%; height: 120px; }
  .page-body { padding: 60px 24px; }
  .footer { padding: 60px 30px 40px; }
}