/* ==========================================================================
   赔钱机场 (pq-jichang.my) - Design System
   Luxury Pawn Vault & Foreclosed Velvet Tray Theme
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;800&family=Noto+Serif+SC:wght@400;600;700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* --- Root Color Palette & Variables --- */
:root {
  /* Color Tokens */
  --bg-velvet: #fcfaf6;
  --bg-velvet-subtle: #f5f0e6;
  --bg-velvet-dark: #1a1815;
  --bg-tray: #ffffff;
  --bg-tray-glass: rgba(255, 255, 255, 0.92);
  
  --text-primary: #1e1b18;
  --text-secondary: #5c554e;
  --text-muted: #8c8278;
  --text-light: #f5f0e6;

  /* Brass & Gold Metallic Accents */
  --brass-primary: #c5a059;
  --brass-light: #e6ca85;
  --brass-dark: #8c6d31;
  --brass-glow: rgba(197, 160, 89, 0.35);
  --brass-gradient: linear-gradient(135deg, #d4af37 0%, #edd68d 30%, #c5a059 70%, #9a7628 100%);
  --brass-tag-bg: linear-gradient(145deg, #28241e, #1a1713);

  /* Functional Colors */
  --accent-red: #8b1e1e;
  --accent-red-light: #a83232;
  --accent-green: #2a6f4e;
  --border-light: rgba(197, 160, 89, 0.22);
  --border-velvet: rgba(40, 36, 30, 0.08);

  /* Shadows */
  --shadow-tray: 0 20px 40px -15px rgba(28, 24, 20, 0.07), 0 2px 8px rgba(197, 160, 89, 0.1);
  --shadow-tray-hover: 0 30px 60px -12px rgba(28, 24, 20, 0.14), 0 0 25px rgba(197, 160, 89, 0.3);
  --shadow-brass: 0 8px 20px rgba(0, 0, 0, 0.25);

  /* Typography */
  --font-serif: 'Cinzel', 'Noto Serif SC', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Layout & Spacing */
  --container-max: 1240px;
  --radius-tray: 16px;
  --radius-tag: 6px;
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Base & Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-velvet);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(197, 160, 89, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(197, 160, 89, 0.04) 0%, transparent 45%);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

ul, ol {
  list-style: none;
}

/* --- Utilities & Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-center { text-align: center; }
.text-brass { color: var(--brass-primary); }

.serif-title {
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Section Common Styling */
.section-padding {
  padding: 6rem 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 3.5rem 0;
  }
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: linear-gradient(135deg, rgba(197, 160, 89, 0.12), rgba(197, 160, 89, 0.04));
  border: 1px solid var(--border-light);
  border-radius: 50px;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--brass-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.35rem;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 1.75rem;
  }
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Header / Navigation --- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(252, 250, 246, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition-smooth);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--brass-tag-bg);
  border: 1px solid var(--brass-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(230, 202, 133, 0.25), transparent);
  transform: rotate(45deg);
  animation: metallicSheen 4s infinite linear;
}

@keyframes metallicSheen {
  0% { transform: translateX(-100%) rotate(45deg); }
  100% { transform: translateX(100%) rotate(45deg); }
}

.logo-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--brass-light);
  z-index: 1;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--brass-dark);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brass-gradient);
  transition: var(--transition-smooth);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.btn-brass {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  background: var(--brass-tag-bg);
  border: 1px solid var(--brass-primary);
  border-radius: 8px;
  color: var(--brass-light);
  font-family: var(--font-sans);
  font-size: 0.925rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-brass);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-brass::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(230, 202, 133, 0.15), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

.btn-brass:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(197, 160, 89, 0.35);
  border-color: var(--brass-light);
  color: #ffffff;
}

.btn-brass:hover::before {
  opacity: 1;
}

.btn-gold-fill {
  background: var(--brass-gradient);
  color: #1a1713;
  border: none;
  font-weight: 700;
}

.btn-gold-fill:hover {
  filter: brightness(1.1);
  color: #000000;
  box-shadow: 0 10px 30px rgba(197, 160, 89, 0.45);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-toggle svg {
  width: 28px;
  height: 28px;
  stroke: var(--text-primary);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: 5rem 0 6rem 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, rgba(245, 240, 230, 0.8) 0%, var(--bg-velvet) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge-vault {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.1rem;
  background: #1c1a17;
  border: 1px solid var(--brass-primary);
  border-radius: 6px;
  color: var(--brass-light);
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.hero-badge-vault .dot {
  width: 8px;
  height: 8px;
  background-color: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 8px #22c55e;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.18;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.hero-title span {
  background: var(--brass-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.75;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.hero-guarantee {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.guarantee-item svg {
  width: 18px;
  height: 18px;
  fill: var(--brass-dark);
}

/* Vault Showcase Card */
.hero-showcase {
  position: relative;
}

.vault-pawn-card {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2.25rem;
  box-shadow: var(--shadow-tray);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.vault-pawn-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--brass-gradient);
}

.pawn-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px dashed var(--border-light);
}

.pawn-tag-stamp {
  background: var(--brass-tag-bg);
  border: 1px solid var(--brass-primary);
  border-radius: var(--radius-tag);
  padding: 0.5rem 1rem;
  color: var(--brass-light);
  font-family: var(--font-serif);
  font-size: 0.825rem;
  letter-spacing: 0.1em;
}

.pawn-valuation {
  text-align: right;
}

.pawn-valuation .orig {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: line-through;
}

.pawn-valuation .now {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-red);
  line-height: 1;
}

.vault-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.spec-box {
  background: var(--bg-velvet-subtle);
  padding: 1rem;
  border-radius: 10px;
  border: 1px solid rgba(197, 160, 89, 0.15);
}

.spec-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.spec-val {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.vault-live-status {
  background: #1c1a17;
  color: var(--text-light);
  padding: 1rem 1.25rem;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

.live-badge {
  color: #4ade80;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* --- Features Section (Jewelry Trays) --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
}

.feature-tray-card {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-tray);
  transition: var(--transition-smooth);
  position: relative;
}

.feature-tray-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-tray-hover);
  border-color: var(--brass-primary);
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  background: var(--bg-velvet-subtle);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon-wrapper svg {
  width: 28px;
  height: 28px;
  fill: var(--brass-dark);
}

.feature-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- Pricing Section (Pawn Jewelry Trays) --- */
.pricing-section {
  background: linear-gradient(180deg, var(--bg-velvet) 0%, var(--bg-velvet-subtle) 100%);
  position: relative;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  align-items: stretch;
}

@media (max-width: 1100px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (max-width: 640px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

.pricing-tray {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-tray);
  transition: var(--transition-smooth);
  position: relative;
}

.pricing-tray:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-tray-hover);
  border-color: var(--brass-primary);
}

.pricing-tray.popular {
  background: #191714;
  color: var(--text-light);
  border: 2px solid var(--brass-primary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25), 0 0 20px rgba(197, 160, 89, 0.2);
}

.popular-ribbon {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--brass-gradient);
  color: #1a1713;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.pricing-tray-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-light);
}

.pricing-tray.popular .pricing-tray-header {
  border-bottom-color: rgba(197, 160, 89, 0.25);
}

.plan-name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.plan-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pricing-tray.popular .plan-sub {
  color: rgba(245, 240, 230, 0.7);
}

.pawn-price-tag {
  margin: 1.25rem 0;
}

.pawn-price-tag .currency {
  font-size: 1.35rem;
  font-weight: 700;
}

.pawn-price-tag .amount {
  font-family: var(--font-serif);
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1;
}

.pawn-price-tag .period {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pricing-features {
  margin-bottom: 2rem;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.925rem;
  margin-bottom: 0.85rem;
  color: var(--text-secondary);
}

.pricing-tray.popular .pricing-features li {
  color: rgba(245, 240, 230, 0.9);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  fill: var(--brass-primary);
  flex-shrink: 0;
}

.pricing-btn {
  width: 100%;
}

/* --- Audience / Use Cases --- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .audience-grid { grid-template-columns: 1fr; }
}

.audience-card {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2rem;
  box-shadow: var(--shadow-tray);
  transition: var(--transition-smooth);
}

.audience-card:hover {
  transform: translateY(-5px);
  border-color: var(--brass-primary);
}

.audience-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--bg-velvet-subtle);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--brass-dark);
  margin-bottom: 1rem;
}

.audience-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.audience-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- Interactive Tutorial Tabs --- */
.tutorial-section {
  background: var(--bg-velvet-subtle);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.tab-nav {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.75rem 1.5rem;
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-btn:hover {
  border-color: var(--brass-primary);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--brass-tag-bg);
  border-color: var(--brass-primary);
  color: var(--brass-light);
  box-shadow: var(--shadow-brass);
}

.tab-content {
  display: none;
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2.5rem;
  box-shadow: var(--shadow-tray);
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(100px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 850px) {
  .step-list { grid-template-columns: 1fr; }
}

.step-item {
  position: relative;
  padding: 1.5rem;
  background: var(--bg-velvet);
  border-radius: 12px;
  border: 1px solid var(--border-velvet);
}

.step-num {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--brass-primary);
  margin-bottom: 0.75rem;
}

.step-title {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Reviews / Pawn Evidence --- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .reviews-grid { grid-template-columns: 1fr; }
}

.review-card {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  padding: 2rem;
  box-shadow: var(--shadow-tray);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.avatar-pawn {
  width: 48px;
  height: 48px;
  background: var(--brass-tag-bg);
  border: 1px solid var(--brass-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brass-light);
  font-family: var(--font-serif);
  font-weight: 700;
}

.user-info .name {
  font-weight: 700;
  font-size: 1rem;
}

.user-info .role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.review-stars {
  color: #f59e0b;
  margin-bottom: 0.75rem;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-style: italic;
}

/* --- Article Catalog Section --- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 960px) {
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .articles-grid { grid-template-columns: 1fr; }
}

.article-card {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-tray);
  overflow: hidden;
  box-shadow: var(--shadow-tray);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-tray-hover);
  border-color: var(--brass-primary);
}

.article-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.article-card-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.article-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.article-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brass-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.article-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transition: var(--transition-smooth);
}

.article-link:hover svg {
  transform: translateX(4px);
}

/* --- Article Detail Page Styles --- */
.article-header-section {
  padding: 4rem 0 3rem 0;
  background: radial-gradient(circle at 50% 10%, rgba(197, 160, 89, 0.08) 0%, var(--bg-velvet) 70%);
  border-bottom: 1px solid var(--border-light);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.breadcrumb a:hover {
  color: var(--brass-dark);
}

.article-main-title {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

@media (max-width: 768px) {
  .article-main-title { font-size: 1.85rem; }
}

.article-author-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.article-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-primary);
}

.article-content p {
  margin-bottom: 1.75rem;
}

.article-content h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  margin: 3rem 0 1.25rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-light);
  color: var(--text-primary);
}

.article-content h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 2rem 0 1rem 0;
  color: var(--brass-dark);
}

.article-content ul, .article-content ol {
  margin-bottom: 1.75rem;
  padding-left: 1.5rem;
}

.article-content ul li {
  list-style-type: disc;
  margin-bottom: 0.6rem;
}

.article-content ol li {
  list-style-type: decimal;
  margin-bottom: 0.6rem;
}

.article-content blockquote {
  background: var(--bg-velvet-subtle);
  border-left: 4px solid var(--brass-primary);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-banner-cta {
  background: var(--brass-tag-bg);
  border: 1px solid var(--brass-primary);
  border-radius: var(--radius-tray);
  padding: 2.5rem;
  text-align: center;
  color: var(--text-light);
  margin: 3.5rem 0;
  box-shadow: var(--shadow-brass);
}

.article-banner-cta h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--brass-light);
  margin-bottom: 0.75rem;
}

.article-banner-cta p {
  color: rgba(245, 240, 230, 0.85);
  margin-bottom: 1.5rem;
}

/* Dedicated FAQ Block inside Articles */
.article-faq-block {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 2px dashed var(--border-light);
}

.article-faq-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

/* --- Accordion FAQ --- */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: var(--bg-tray);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-tray);
  transition: var(--transition-smooth);
}

.faq-question {
  width: 100%;
  padding: 1.35rem 1.75rem;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
}

.faq-question svg {
  width: 20px;
  height: 20px;
  fill: var(--brass-dark);
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.faq-item.open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 1.75rem;
  font-size: 0.975rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding: 0 1.75rem 1.5rem 1.75rem;
}

/* --- Footer --- */
.footer {
  background: #141210;
  color: var(--text-light);
  padding: 4.5rem 0 2.5rem 0;
  border-top: 1px solid var(--brass-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--brass-light);
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: rgba(245, 240, 230, 0.7);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--brass-light);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(197, 160, 89, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(245, 240, 230, 0.5);
  flex-wrap: wrap;
  gap: 1rem;
}

.keyword-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.keyword-badge {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(197, 160, 89, 0.15);
  color: rgba(245, 240, 230, 0.6);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

/* Mobile Nav Drawer */
@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: #1c1a17;
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    transform: translateY(-150%);
    transition: var(--transition-smooth);
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .mobile-toggle {
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
}