/*
Theme Name: Tala Sanj (طلا سنج)
Theme URI: https://talasanj.org
Author: Tala Sanj Team
Author URI: https://talasanj.org
Description: پوسته رسمی، فوق‌العاده سریع و کاملاً واکنش‌گرا برای پلتفرم «طلا سنج» (موتور تصمیم‌ساز و مرجع مقایسه هوشمند خرید طلا) با تم پرمیوم Dark & Gold
Version: 1.5.0
Text Domain: talasanj
*/

@import url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/Vazirmatn-font-face.css');

:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: #182234;
  --bg-card-hover: #1e2d44;
  --bg-input: #0f172a;
  
  --gold-primary: #f59e0b;
  --gold-light: #fbbf24;
  --gold-dark: #d97706;
  --gold-gradient: linear-gradient(135deg, #f59e0b 0%, #fbbf24 50%, #d97706 100%);
  --gold-glow: 0 0 25px rgba(245, 158, 11, 0.2);
  
  --emerald-accent: #10b981;
  --rose-accent: #f43f5e;
  --blue-accent: #38bdf8;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(245, 158, 11, 0.18);
  --border-gold-focus: #f59e0b;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 4px 20px rgba(245, 158, 11, 0.25);
  
  --font-family: 'Vazirmatn', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --container-max: 1240px;
  --header-height: 74px;
}

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

html {
  direction: rtl;
  text-align: right;
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.75rem;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.85rem; }
h3 { font-size: 1.45rem; }
h4 { font-size: 1.2rem; }
h5 { font-size: 1.05rem; }
h6 { font-size: 0.95rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

a {
  color: var(--gold-light);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: #fff;
}

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.section-py {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3rem auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--gold-light);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.15rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.section-title .text-gold {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--gold-gradient);
  color: #0b0f19;
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline-gold {
  background: transparent;
  color: var(--gold-light);
  border: 1.5px solid var(--gold-primary);
}

.btn-outline-gold:hover {
  background: rgba(245, 158, 11, 0.15);
  color: #fff;
  border-color: var(--gold-light);
}

.btn-sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.95rem 2.2rem;
  font-size: 1.1rem;
}

/* Glass Card */
.card-glass {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card-glass:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45), 0 0 20px rgba(245, 158, 11, 0.08);
}

/* ===================================================
   HEADER & NAVIGATION (Desktop, Tablet, Mobile)
=================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(11, 15, 25, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background: rgba(11, 15, 25, 0.96);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
}

.brand-logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--gold-gradient);
  border-radius: 12px;
  color: #0b0f19;
  font-weight: 900;
  font-size: 1.35rem;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
}

.nav-menu-wrapper {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-menu > li {
  position: relative;
}

.nav-menu > li > a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.6rem 0.3rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  position: relative;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
  color: var(--gold-light);
}

.nav-menu > li > a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2.5px;
  background: var(--gold-gradient);
  border-radius: 2px;
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  width: 240px;
  background: #111827;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  list-style: none;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 100;
}

.nav-menu > li:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li a {
  display: block;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
}

.dropdown-menu li a:hover {
  background: rgba(245, 158, 11, 0.12);
  color: var(--gold-light);
  transform: translateX(-4px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mobile-nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.3rem;
  transition: all 0.2s ease;
}

.mobile-nav-toggle:hover {
  background: rgba(245, 158, 11, 0.15);
  color: var(--gold-light);
  border-color: var(--gold-primary);
}

/* Mobile & Tablet Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -340px;
  width: 320px;
  height: 100vh;
  background: #0f172a;
  border-left: 1px solid var(--border-card);
  z-index: 2000;
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: var(--shadow-lg);
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(5px);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.drawer-section-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  padding-right: 0.5rem;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  list-style: none;
}

.drawer-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.92rem;
}

.drawer-nav a:hover {
  background: rgba(245, 158, 11, 0.15);
  color: var(--gold-light);
}

/* ===================================================
   HERO SECTION
=================================================== */
.hero-section {
  position: relative;
  padding: 4.5rem 0 5.5rem 0;
  background: radial-gradient(circle at 50% 10%, rgba(245, 158, 11, 0.14) 0%, transparent 60%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 2.85rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

.hero-content p {
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-item .stat-num {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--gold-light);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-calculator-card {
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), var(--gold-glow);
  position: relative;
}

.calc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.calc-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calc-badge {
  font-size: 0.75rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--emerald-accent);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--bg-input);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.calc-result-box {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-top: 1.5rem;
}

.calc-result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.calc-result-row:last-child {
  margin-bottom: 0;
  padding-top: 0.5rem;
  border-top: 1px dashed rgba(245, 158, 11, 0.3);
  font-weight: 700;
  color: var(--gold-light);
  font-size: 1.05rem;
}

/* ===================================================
   PLATFORM COMPARISON TABLE & CARDS
=================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
}

.platform-table {
  width: 100%;
  border-collapse: collapse;
  text-align: right;
  font-size: 0.95rem;
}

.platform-table th {
  background: rgba(15, 23, 42, 0.9);
  color: var(--text-muted);
  font-weight: 600;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.platform-table td {
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  vertical-align: middle;
}

.platform-table tr:hover td {
  background: rgba(245, 158, 11, 0.03);
}

.platform-cell-name {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.platform-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #0f172a;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--gold-light);
  font-size: 1.1rem;
}

.score-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 1.05rem;
}

.score-high {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.score-medium {
  background: rgba(245, 158, 11, 0.18);
  color: var(--gold-light);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.score-low {
  background: rgba(244, 63, 94, 0.18);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.35);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.status-active {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
}

.status-stopped {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
}

/* ===================================================
   METHODS GRID
=================================================== */
.methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.method-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.method-card:hover {
  border-color: var(--border-card);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.method-icon-box {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem auto;
  border-radius: var(--radius-xl);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--gold-light);
}

/* ===================================================
   ARTICLES & BLOG CARDS
=================================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-card);
  box-shadow: var(--shadow-md);
}

.article-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0f172a;
  overflow: hidden;
}

.article-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-thumb {
  transform: scale(1.05);
}

.article-category-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(11, 15, 25, 0.85);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: var(--gold-light);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
}

.article-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.article-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.45;
  margin-bottom: 0.75rem;
}

.article-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gold-light);
}

/* ===================================================
   SINGLE ARTICLE LAYOUT & INFOGRAPHICS
=================================================== */
.single-article-header {
  padding: 3rem 0 2rem 0;
  text-align: center;
}

.single-featured-image {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-card);
  margin: 2rem 0 3rem 0;
  box-shadow: var(--shadow-lg);
}

.article-content-wrapper {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
}

.article-main-content {
  font-size: 1.1rem;
  line-height: 1.9;
  color: #e2e8f0;
}

.article-main-content h2 {
  font-size: 1.7rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--gold-light);
}

.infographic-box {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1.5px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-md);
}

.infographic-box-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 1rem;
}

.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

.pro-box {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.con-box {
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.25);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.pro-box h4 { color: var(--emerald-accent); margin-bottom: 0.75rem; }
.con-box h4 { color: var(--rose-accent); margin-bottom: 0.75rem; }

.pro-box ul, .con-box ul {
  list-style: none;
  padding: 0;
}

.pro-box li, .con-box li {
  position: relative;
  padding-right: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.pro-box li::before {
  content: '✓';
  position: absolute;
  right: 0;
  color: var(--emerald-accent);
  font-weight: bold;
}

.con-box li::before {
  content: '✕';
  position: absolute;
  right: 0;
  color: var(--rose-accent);
  font-weight: bold;
}

.toc-card {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.toc-card h4 {
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.toc-list a {
  color: var(--text-secondary);
  display: block;
}

.toc-list a:hover {
  color: var(--gold-light);
  transform: translateX(-3px);
}

/* ===================================================
   FOOTER
=================================================== */
.site-footer {
  background: #080b13;
  border-top: 1px solid var(--border-subtle);
  padding: 4.5rem 0 2rem 0;
  margin-top: 5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 32px;
  height: 2px;
  background: var(--gold-gradient);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.92rem;
  transition: all 0.2s ease;
}

.footer-links a:hover {
  color: var(--gold-light);
  transform: translateX(-4px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ===================================================
   RESPONSIVE DESIGN BREAKPOINTS
=================================================== */

/* Tablet (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  .nav-menu {
    gap: 0.9rem;
  }
  
  .nav-menu > li > a {
    font-size: 0.88rem;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-content .btn-group {
    justify-content: center;
  }
  
  .article-content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

/* Mobile (<768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .nav-menu {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: inline-flex;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }
  
  .stat-item .stat-num {
    font-size: 1.35rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .section-py {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  
  .pros-cons-grid {
    grid-template-columns: 1fr;
  }
  
  .article-content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .toc-card {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .platform-table th:nth-child(4),
  .platform-table td:nth-child(4),
  .platform-table th:nth-child(5),
  .platform-table td:nth-child(5) {
    display: none;
  }
  
  .btn-lg {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    width: 100%;
  }
}

/* Small Mobile (<480px) */
@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: center;
  }
  
  .stat-item .stat-num {
    justify-content: center;
  }
}