/**
 * BASE COMPONENTS MASTER STYLESHEET - SHARED DESIGN SYSTEM
 * Hợp nhất 100% giao diện Light Theme của Home V2, Curation Hub và Detail V5.
 * Đầy đủ quy chuẩn typography, spacing, 1-click download button, live tester, catalog waterfall.
 */

/* ================= 1. RESET & BASE LAYOUT ================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.site-body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
}

/* ================= 2. CORE: GLOBAL HEADER & ECOSYSTEM LAUNCHER ================= */
.global-site-header, .site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background-color: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.header-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Cụm trái: Nút Hệ Sinh Thái + Logo */
.header-left-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* Nút bấm mở Ecosystem Popover */
.ecosystem-dropdown {
  position: relative;
}

.btn-ecosystem-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-ecosystem-toggle:hover,
.ecosystem-dropdown:hover .btn-ecosystem-toggle,
.ecosystem-dropdown.active .btn-ecosystem-toggle {
  background: #ffffff;
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.15);
}

.ecosystem-icon-grid {
  font-size: 1rem;
  color: var(--accent-primary);
  line-height: 1;
}

.ecosystem-label {
  letter-spacing: -0.01em;
}

.ecosystem-caret {
  font-size: 0.65rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.ecosystem-dropdown:hover .ecosystem-caret,
.ecosystem-dropdown.active .ecosystem-caret {
  transform: rotate(180deg);
  color: var(--accent-primary);
}

/* Popover Hệ Sinh Thái */
.ecosystem-popover {
  position: absolute;
  top: 100%;
  margin-top: 6px;
  left: 0;
  width: 380px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: 0 14px 38px rgba(15, 23, 42, 0.12), 0 2px 8px rgba(0, 0, 0, 0.04);
  padding: 14px;
  z-index: 600;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

/* Cầu nối vô hình giúp không bao giờ bị rớt hover khi rê chuột từ nút xuống menu */
.ecosystem-popover::before {
  content: "";
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
  background: transparent;
}

.ecosystem-dropdown:hover .ecosystem-popover,
.ecosystem-dropdown:focus-within .ecosystem-popover,
.ecosystem-dropdown.open .ecosystem-popover,
.ecosystem-dropdown.active .ecosystem-popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.ecosystem-popover-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px 12px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 10px;
}

.popover-brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.popover-brand-meta {
  display: flex;
  flex-direction: column;
}

.popover-brand-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.popover-brand-slogan {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.2;
}

.popover-section-label {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 8px 6px;
}

.ecosystem-popover-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ecosystem-module-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  border-radius: 9px;
  text-decoration: none;
  color: var(--text-primary);
  border: 1px solid transparent;
  transition: var(--transition-fast);
}

.ecosystem-module-card:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--border-color);
}

.ecosystem-module-card.active {
  background: rgba(2, 132, 199, 0.06);
  border-color: rgba(2, 132, 199, 0.25);
}

.module-card-icon {
  font-size: 1.15rem;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.module-card-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex: 1;
  min-width: 0;
}

.module-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.module-card-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
}

.ecosystem-module-card.active .module-card-title {
  color: var(--accent-primary);
}

.module-card-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.12);
  color: var(--download-green);
}

.module-card-badge.active-badge {
  background: var(--accent-primary);
  color: #fff;
}

.module-card-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Vạch ngăn cách dọc giữa Ecosystem Launcher và Logo */
.header-v-divider {
  width: 1px;
  height: 24px;
  background-color: var(--border-color);
}

.global-site-header, .site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
}

.logo-badge-icon, .logo-icon {
  font-size: 0.85rem;
  font-weight: 800;
  line-height: 1;
  background: var(--accent-primary);
  color: #fff;
  border-radius: 6px;
  padding: 3px 7px;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo-text strong {
  font-weight: 800;
  color: var(--text-primary);
}

.header-tag-free, .badge-tag {
  background: var(--badge-free-bg);
  color: var(--badge-free-text);
  border: 1px solid var(--badge-free-border);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

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

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  margin-top: 6px;
  left: 0;
  min-width: 250px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 8px;
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 600;
}

/* Cầu nối vô hình giúp không bao giờ bị rớt hover khi rê chuột từ nút xuống menu */
.dropdown-menu::before {
  content: "";
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
  background: transparent;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.open .dropdown-menu {
  display: flex;
}

.dropdown-menu a {
  padding: 8px 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.dropdown-menu a:hover {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
}

.dropdown-menu a.dropdown-view-all {
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
  color: var(--accent-primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(2, 132, 199, 0.04);
}

.dropdown-menu a.dropdown-view-all:hover {
  background: rgba(2, 132, 199, 0.12);
  color: var(--accent-hover);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  font-family: inherit;
  text-decoration: none;
}

.btn-search-trigger:hover {
  border-color: var(--accent-primary);
  color: var(--text-primary);
  background: var(--bg-surface-hover);
}

.search-placeholder {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.kbd-shortcut {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-family: monospace;
  color: var(--text-muted);
}

.btn-theme-indicator, .btn-theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.15rem;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

/* ================= 3. COMPONENT: HOME HERO SHOWCASE ================= */
.home-hero-section {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 40px 0 44px 0;
}

.home-hero-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.home-hero-left {
  flex: 1.6;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.home-hero-badges {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-pill-badge {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--accent-primary);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.hero-pill-badge.green {
  background: rgba(5, 150, 105, 0.08);
  border: 1px solid rgba(5, 150, 105, 0.25);
  color: var(--download-green);
}

.home-hero-h1 {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.home-hero-h1 span {
  color: var(--accent-primary);
}

.home-hero-desc {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 820px;
}

.home-hero-search-wrap {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 6px 8px 6px 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  max-width: 720px;
  transition: var(--transition-fast);
}

.home-hero-search-wrap:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 6px 22px rgba(2, 132, 199, 0.12);
}

.hero-search-icon {
  color: var(--accent-primary);
  margin-right: 12px;
  font-size: 1.1rem;
}

.hero-search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  outline: none;
  font-family: inherit;
}

.hero-search-btn {
  background: var(--accent-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 10px 22px;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.hero-search-btn:hover {
  background: var(--accent-hover);
}

.home-hero-quick-styles {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.hero-style-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
}

.hero-style-chip {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
}

.hero-style-chip:hover {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  border-color: var(--accent-primary);
}

.home-hero-right {
  flex: 1;
  min-width: 320px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.hero-stats-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.hero-stats-tag {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--accent-primary);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
}

.hero-stat-cell {
  display: flex;
  flex-direction: column;
}

.hero-stat-val {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--accent-primary);
}

.hero-stat-lbl {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-trust-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.hero-trust-check {
  color: var(--download-green);
  font-weight: 800;
  font-size: 1rem;
}

/* ================= 4. COMPONENT: CURATION HUB HERO ================= */
.hub-hero-section {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 30px 0 38px 0;
}

.hub-hero-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hub-breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.hub-breadcrumb-list a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.hub-breadcrumb-list a:hover {
  color: var(--accent-primary);
}

.hub-hero-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.hub-title-box {
  flex: 1.5;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hub-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hub-topic-tag {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--accent-primary);
  font-size: 0.76rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.hub-seo-h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.hub-seo-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 820px;
}

.hub-action-box {
  flex: 1;
  min-width: 300px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.hub-action-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.hub-stat-item {
  display: flex;
  flex-direction: column;
}

.hub-stat-number {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--accent-primary);
}

.hub-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ================= 5. COMPONENT: QUICK HUB SWITCHER BAR ================= */
.hub-switcher-bar-wrap, .hub-switcher-bar-section, .home-switcher-bar-section {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
}

.hub-switcher-inner, .hub-switcher-container, .home-switcher-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.hub-switcher-inner::-webkit-scrollbar, .home-switcher-container::-webkit-scrollbar {
  display: none;
}

.btn-hub-chip {
  padding: 7px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-hub-chip:hover {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.btn-hub-chip.active {
  background: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
  box-shadow: 0 2px 10px var(--accent-glow);
}

/* ================= 6. COMPONENT: FONT CARD & WATERFALL ================= */
.component-card-container {
  max-width: 1480px;
  margin: 30px auto;
  padding: 0 24px;
  width: 100%;
}

.section-header-block {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.section-title-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.section-tag-amber {
  font-size: 0.78rem;
  font-weight: 800;
  color: #d97706;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.section-title-h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-desc-p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.home-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.font-cards-grid-4, .font-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.font-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
  position: relative;
}

.font-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.07);
  border-color: var(--border-color-hover);
}

.card-media-wrapper, .card-thumb-wrapper {
  position: relative;
  width: 100%;
  background: var(--bg-surface-elevated);
  overflow: hidden;
  cursor: pointer;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.card-specimen-img, .card-thumb-img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.font-card:hover .card-specimen-img, .font-card:hover .card-thumb-img {
  transform: scale(1.04);
}

.card-top-badge, .card-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
}

.card-content-body, .card-body {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  justify-content: space-between;
}

.card-font-title, .card-title a {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-font-title:hover, .card-title a:hover {
  color: var(--accent-primary);
}

.card-meta-row, .card-meta-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.btn-card-download, .btn-1click-dl {
  width: 100%;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--download-green);
  color: #ffffff;
  border: none;
  font-size: 0.88rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn-card-download:hover, .btn-1click-dl:hover {
  background: var(--download-green-hover);
  box-shadow: 0 4px 12px var(--download-green-glow);
}

/* ================= 7. COMPONENT: LIVE COMPARE TESTER ================= */
.live-tester-card, .compare-tester-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tester-input-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-body);
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

.tester-text-field {
  flex: 1;
  background: transparent;
  border: none;
  font-size: 1.15rem;
  color: var(--text-primary);
  outline: none;
  font-weight: 600;
}

.tester-compare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.tester-font-cell {
  background: var(--bg-body);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.tester-font-name {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--accent-primary);
}

.tester-font-preview {
  font-size: 1.3rem;
  color: var(--text-primary);
  line-height: 1.3;
  min-height: 54px;
  word-break: break-word;
}

/* ================= 8. COMPONENT: FONT PAIRING PACKS ================= */
.pairing-packs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.pairing-pack-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.pairing-pack-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pairing-pack-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
}

.pairing-pack-tag {
  background: rgba(217, 119, 6, 0.1);
  color: #d97706;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.pairing-pack-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pairing-font-col {
  background: var(--bg-surface-elevated);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pairing-role-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.pairing-font-preview-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
}

.pairing-pack-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pairing-item-row {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.pairing-item-thumb {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  background: linear-gradient(135deg, #e0f2fe 0%, #f1f5f9 100%);
}

.pairing-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.pairing-font-name {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
}

.pairing-font-role {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.pairing-item-row .btn-card-download {
  width: 100% !important;
}

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

/* ================= 9. COMPONENT: DETAIL V5 SPLIT STAGE ================= */
.v5-breadcrumb-container {
  max-width: 1480px;
  margin: 16px auto 0 auto;
  padding: 0 24px;
  width: 100%;
}

.v5-breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.v5-breadcrumb-list a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.v5-breadcrumb-list a:hover {
  color: var(--accent-primary);
}

.v5-breadcrumb-separator {
  color: var(--text-muted);
}

.v5-breadcrumb-current {
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.v5-main-stage {
  max-width: 1480px;
  margin: 20px auto 40px auto;
  padding: 0 24px;
  width: 100%;
}

.v5-top-split-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 1100px) {
  .v5-top-split-layout {
    grid-template-columns: 1fr;
  }
}

.v5-detail-left-column {
  position: sticky;
  top: 86px;
  z-index: 50;
}

.v5-detail-right-column {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* ================= 10. COMPONENT: EDITORIAL ARTICLE & TOPICS ================= */
.editorial-article-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin: 30px auto;
  max-width: 1480px;
  box-shadow: var(--shadow-sm);
}

.article-container {
  width: 100%;
}

.article-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-tag {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--accent-primary);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

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

.article-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
}

.article-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.related-topics-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px 30px;
  margin: 30px auto;
  max-width: 1480px;
}

.topics-heading {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.topics-pill-grid {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.topic-pill {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
}

.topic-pill:hover {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

/* ================= 11. COMPONENT: PAGINATION ================= */
.pagination-wrapper {
  margin: 36px 0;
  display: flex;
  justify-content: center;
}

.pagination-container {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.page-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.page-link:hover {
  background: var(--bg-surface-hover);
}

.pagination-info {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ================= 12. COMPONENT: FAQ ACCORDION ================= */
.accordion-faq-container, .home-faq-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 1480px;
  margin: 0 auto;
}

.faq-item, .home-faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question, .home-faq-question {
  padding: 16px 20px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-answer, .home-faq-answer {
  padding: 0 20px 16px 20px;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ================= 13. CORE: TOAST & SEARCH MODAL ================= */
.download-toast, .home-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-surface);
  border: 1px solid var(--download-green);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 2500;
  transform: translateY(120px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.download-toast.active, .home-toast.active {
  transform: translateY(0);
  opacity: 1;
}

.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
}

.search-modal-backdrop.active {
  display: flex;
}

.search-modal-box {
  width: 100%;
  max-width: 640px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
}

.search-modal-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 1.1rem;
  color: var(--text-primary);
  font-family: inherit;
}

.search-modal-results {
  max-height: 400px;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.search-result-item:hover {
  background: var(--bg-surface-elevated);
}

.search-result-thumb {
  width: 44px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
}

.search-result-name {
  font-weight: 700;
  font-size: 0.9rem;
}

.search-result-type {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ================= 14. CORE: GLOBAL FOOTER ================= */
.global-site-footer, .site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 50px 0 30px 0;
  margin-top: 50px;
}

.footer-container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

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

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  max-width: 1480px;
  margin: 36px auto 0 auto;
  padding: 20px 24px 0 24px;
  border-top: 1px solid var(--border-color);
}

.footer-bottom-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* ================= 14. COMPONENT: TOPICS GRID INDEX ================= */
.topics-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.topic-hub-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.topic-hub-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: 0 12px 28px rgba(2, 132, 199, 0.1);
}

.topic-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topic-icon-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.topic-count-badge {
  background: rgba(2, 132, 199, 0.08);
  color: var(--accent-primary);
  border: 1px solid rgba(2, 132, 199, 0.2);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.topic-count-badge strong {
  font-size: 0.92rem;
  font-weight: 800;
}

.topic-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.topic-card-title {
  font-size: 1.22rem;
  font-weight: 800;
  line-height: 1.3;
}

.topic-card-link {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.topic-card-link:hover {
  color: var(--accent-primary);
}

.topic-card-headline {
  font-size: 0.84rem;
  font-weight: 700;
  color: #d97706;
  line-height: 1.35;
}

.topic-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.topic-card-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}

.btn-topic-explore {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 10px 16px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-topic-explore:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.explore-arrow {
  font-size: 1rem;
  transition: transform var(--transition-fast);
}

.btn-topic-explore:hover .explore-arrow {
  transform: translateX(4px);
}

/* ================= 15. RESPONSIVE MEDIA QUERIES ================= */
@media (max-width: 1400px) {
  .topics-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .font-cards-grid-4, .font-cards-grid { grid-template-columns: repeat(3, 1fr); }
  .tester-compare-grid { grid-template-columns: 1fr; }
}

@media (max-width: 1100px) {
  .font-cards-grid-4, .font-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .pairing-packs-grid { grid-template-columns: 1fr; }
  .home-hero-h1 { font-size: 2.2rem; }
  .footer-container { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .font-cards-grid-4, .font-cards-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .home-hero-container { flex-direction: column; }
  .home-hero-h1 { font-size: 1.85rem; }
  .footer-container { grid-template-columns: 1fr; }
}