/* ========================================
   Ora Blog - Premium Design System
   ======================================== */

/* Root Variables */
:root {
  --ora-primary: #f97316;
  --ora-primary-dark: #ea580c;
  --ora-primary-light: #fed7aa;
  --ora-accent: #0ea5e9;
  --ora-accent-dark: #0284c7;
  --ora-gold: #f59e0b;
  --ora-purple: #8b5cf6;

  /* Light Mode */
  --bg-primary: #ffffff;
  --bg-secondary: #fafaf9;
  --bg-tertiary: #f5f3ef;
  --bg-card: #ffffff;
  --bg-glass: rgba(255,255,255,0.85);

  --text-primary: #1c1917;
  --text-secondary: #57534e;
  --text-muted: #a8a29e;
  --text-inverse: #ffffff;

  --border-color: #e7e5e4;
  --border-subtle: rgba(0,0,0,0.06);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.08);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.10);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Outfit', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --nav-height: 64px;
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode */
[data-theme="dark"] {
  --bg-primary: #111110;
  --bg-secondary: #1a1917;
  --bg-tertiary: #222220;
  --bg-card: #1a1917;
  --bg-glass: rgba(17,17,16,0.9);

  --text-primary: #faf9f7;
  --text-secondary: #a8a29e;
  --text-muted: #57534e;

  --border-color: #292524;
  --border-subtle: rgba(255,255,255,0.06);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.6);
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
  min-height: 100dvh;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ========================================
   TYPOGRAPHY
   ======================================== */
.text-xs { font-size: 11px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 15px; }
.text-lg { font-size: 17px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.text-3xl { font-size: 30px; }
.text-4xl { font-size: 38px; }
.text-5xl { font-size: 52px; }
.text-6xl { font-size: 64px; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--ora-primary); }

/* ========================================
   LAYOUT
   ======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 32px; }

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 0.5px solid var(--border-color);
  transition: all var(--transition);
}
.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}
.nav-logo-icon {
  width: 32px; height: 32px;
  background: var(--ora-primary);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 14px; font-weight: 800;
}
.nav-logo span.accent { color: var(--ora-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-search-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition);
  background: transparent;
}
.nav-search-btn:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.theme-toggle {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition);
  background: transparent;
  font-size: 16px;
}
.theme-toggle:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.nav-member-btn {
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--ora-primary), var(--ora-gold));
  color: white;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(249,115,22,0.3);
}
.nav-member-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(249,115,22,0.4);
}

.nav-login-btn {
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  transition: all var(--transition);
}
.nav-login-btn:hover { background: var(--bg-tertiary); }

.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.nav-hamburger span {
  display: block; width: 20px; height: 1.5px;
  background: var(--text-primary);
  transition: all var(--transition);
  border-radius: 2px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100dvh;
  padding: calc(var(--nav-height) + 60px) 0 80px;
  position: relative;
  overflow: hidden;
  background: var(--bg-secondary);
}
.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
}
.hero-bg-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(249,115,22,0.5) 0%, transparent 70%);
  top: -100px; right: -150px;
}
.hero-bg-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(14,165,233,0.4) 0%, transparent 70%);
  bottom: 100px; left: -80px;
}
[data-theme="dark"] .hero-bg-orb { opacity: 0.2; }

.hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.2);
  color: var(--ora-primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
  width: fit-content;
}
.hero-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ora-primary);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero-title {
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.hero-title .highlight {
  color: var(--ora-primary);
  position: relative;
  display: inline-block;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ora-primary), var(--ora-gold));
  border-radius: 2px;
  opacity: 0.5;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}
.hero-stat { text-align: left; }
.hero-stat-num {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-primary);
}
.hero-stat-num .unit { font-size: 16px; color: var(--ora-primary); }
.hero-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Hero Card Visual */
.hero-visual {
  position: relative;
}
.hero-card-stack {
  position: relative;
  width: 100%;
  aspect-ratio: 4/5;
  max-height: 560px;
}
.hero-card {
  position: absolute;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  padding: 24px;
  overflow: hidden;
}
.hero-card-main {
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: float-card 6s ease-in-out infinite;
}
@keyframes float-card {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(0.5deg); }
}
.hero-card-secondary {
  width: 75%;
  bottom: -20px;
  right: -24px;
  padding: 18px;
  animation: float-card-2 7s ease-in-out infinite;
  z-index: 2;
}
@keyframes float-card-2 {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(0deg); }
}
.hero-card-badge-float {
  position: absolute;
  top: 24px;
  left: -20px;
  z-index: 3;
  animation: float-badge 5s ease-in-out infinite;
}
@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.card-resource-thumb {
  width: 100%;
  height: 160px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(249,115,22,0.15), rgba(245,158,11,0.1));
  display: flex; align-items: center; justify-content: center;
  font-size: 48px;
  position: relative;
  overflow: hidden;
}
.card-resource-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(249,115,22,0.05) 0%, transparent 60%);
}
.card-resource-meta { display: flex; flex-direction: column; gap: 8px; }
.card-resource-title { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.card-resource-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-resource-type {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(249,115,22,0.1);
  color: var(--ora-primary);
  font-weight: 600;
}
.card-resource-price { font-size: 14px; font-weight: 700; color: var(--ora-primary); }
.card-resource-free {
  font-size: 11px; font-weight: 700;
  padding: 3px 8px; border-radius: 6px;
  background: rgba(22,163,74,0.1); color: #16a34a;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition);
}
.btn:hover::after { background: rgba(255,255,255,0.1); }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--ora-primary) 0%, var(--ora-gold) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(249,115,22,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(249,115,22,0.4);
}

.btn-outline {
  border: 1.5px solid var(--border-color);
  color: var(--text-primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--bg-tertiary);
  border-color: var(--text-muted);
}

.btn-ghost {
  color: var(--text-secondary);
  background: transparent;
}
.btn-ghost:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.btn-download {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  color: white;
  box-shadow: 0 4px 14px rgba(14,165,233,0.3);
}
.btn-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(14,165,233,0.4);
}

.btn-netdisk {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
  box-shadow: 0 4px 14px rgba(59,130,246,0.3);
}
.btn-netdisk:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59,130,246,0.4);
}

.btn-vip {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  box-shadow: 0 4px 14px rgba(245,158,11,0.3);
}
.btn-vip:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245,158,11,0.4);
}

.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-lg { padding: 13px 28px; font-size: 15px; }
.btn-xl { padding: 16px 36px; font-size: 16px; font-weight: 700; }
.btn-icon { width: 36px; height: 36px; padding: 0; border-radius: var(--radius-md); }
.btn-icon-sm { width: 28px; height: 28px; padding: 0; border-radius: 7px; }

/* ========================================
   SECTION STYLES
   ======================================== */
.section { padding: 80px 0; }
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ora-primary);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========================================
   RESOURCE CARDS
   ======================================== */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.resource-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
}
.resource-card:hover {
  border-color: rgba(249,115,22,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(249,115,22,0.1);
}

.resource-card-thumb {
  width: 100%;
  height: 180px;
  background: var(--bg-tertiary);
  display: flex; align-items: center; justify-content: center;
  font-size: 52px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.resource-card:hover .resource-card-thumb { transform: scale(1.03); }
.resource-card-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.3));
  opacity: 0;
  transition: opacity var(--transition);
}
.resource-card:hover .resource-card-thumb-overlay { opacity: 1; }

.resource-card-badges {
  position: absolute;
  top: 12px; left: 12px;
  display: flex; gap: 6px;
}
.badge {
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  backdrop-filter: blur(8px);
}
.badge-free { background: rgba(22,163,74,0.9); color: white; }
.badge-paid { background: rgba(249,115,22,0.9); color: white; }
.badge-vip { background: rgba(245,158,11,0.9); color: white; }
.badge-hot { background: rgba(239,68,68,0.9); color: white; }
.badge-new { background: rgba(14,165,233,0.9); color: white; }
.badge-type { background: rgba(0,0,0,0.6); color: white; }

.resource-card-body { padding: 18px 20px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.resource-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.resource-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.resource-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.resource-card-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.resource-card-tag {
  padding: 2px 8px;
  border-radius: 5px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  font-size: 11px;
}
.resource-card-views { font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }

.resource-card-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.resource-price { display: flex; align-items: baseline; gap: 5px; }
.resource-price-num { font-size: 18px; font-weight: 800; color: var(--ora-primary); }
.resource-price-unit { font-size: 12px; color: var(--text-muted); }
.resource-price-free { font-size: 15px; font-weight: 700; color: #16a34a; }
.resource-price-vip { font-size: 13px; font-weight: 700; color: var(--ora-gold); display: flex; align-items: center; gap: 4px; }

/* ========================================
   MEMBERSHIP SECTION
   ======================================== */
.membership-section {
  background: var(--bg-secondary);
  padding: 100px 0;
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.plan-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--border-color);
  padding: 32px;
  position: relative;
  transition: all var(--transition);
}
.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}
.plan-card.featured {
  border-color: var(--ora-primary);
  background: linear-gradient(160deg, rgba(249,115,22,0.04) 0%, var(--bg-card) 100%);
  transform: scale(1.04);
  box-shadow: 0 0 0 4px rgba(249,115,22,0.08), var(--shadow-xl);
}
.plan-card.featured:hover { transform: scale(1.04) translateY(-4px); }

.plan-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--ora-primary), var(--ora-gold));
  color: white;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.plan-name { font-size: 13px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 6px;
}
.plan-price-num { font-size: 44px; font-weight: 800; letter-spacing: -2px; color: var(--text-primary); }
.plan-price-currency { font-size: 18px; font-weight: 600; color: var(--text-secondary); }
.plan-price-period { font-size: 13px; color: var(--text-muted); }
.plan-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.5; margin-bottom: 24px; }

.plan-features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.plan-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
}
.plan-feature-icon { font-size: 15px; flex-shrink: 0; margin-top: 1px; }
.plan-feature.disabled { opacity: 0.4; text-decoration: line-through; }

.plan-divider { height: 1px; background: var(--border-color); margin: 20px 0; }

/* ========================================
   DOWNLOAD PANEL
   ======================================== */
.download-panel {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.download-panel-header {
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--border-color);
}
.download-panel-title { font-size: 17px; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.download-panel-info { font-size: 13px; color: var(--text-secondary); display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.download-panel-info-item { display: flex; align-items: center; gap: 5px; }

.download-options { padding: 24px 28px; display: flex; flex-direction: column; gap: 14px; }
.download-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border-color);
  transition: all var(--transition);
  cursor: pointer;
}
.download-option:hover { border-color: var(--ora-primary); background: rgba(249,115,22,0.02); }
.download-option-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.download-option-body { flex: 1; }
.download-option-name { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.download-option-desc { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.download-option-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* Paywall */
.paywall {
  background: var(--bg-tertiary);
  border: 1.5px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.paywall::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent, var(--bg-tertiary));
  pointer-events: none;
}
.paywall-icon { font-size: 36px; margin-bottom: 14px; }
.paywall-title { font-size: 18px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.paywall-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 24px; max-width: 380px; margin-left: auto; margin-right: auto; }
.paywall-actions { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ========================================
   TAG FILTER
   ======================================== */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-tag {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  border: 1.5px solid var(--border-color);
  color: var(--text-secondary);
  background: var(--bg-card);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-tag:hover, .filter-tag.active {
  border-color: var(--ora-primary);
  color: var(--ora-primary);
  background: rgba(249,115,22,0.05);
}
.filter-sort {
  margin-left: auto;
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-secondary);
}

/* ========================================
   SEARCH OVERLAY
   ======================================== */
.search-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 10vh;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-modal {
  width: 100%;
  max-width: 640px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: scale(0.95) translateY(-20px);
  transition: transform var(--transition);
}
.search-overlay.open .search-modal { transform: scale(1) translateY(0); }
.search-input-wrap {
  display: flex; align-items: center;
  padding: 16px 20px;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}
.search-input-icon { font-size: 18px; color: var(--text-muted); flex-shrink: 0; }
.search-input {
  flex: 1;
  font-size: 16px;
  border: none; background: transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
}
.search-input::placeholder { color: var(--text-muted); }
.search-kbd {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  background: var(--bg-tertiary);
}
.search-results { padding: 12px; max-height: 400px; overflow-y: auto; }
.search-result-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition);
}
.search-result-item:hover { background: var(--bg-tertiary); }

/* ========================================
   BLOG POSTS
   ======================================== */
.post-list { display: flex; flex-direction: column; gap: 20px; }
.post-card {
  display: flex; gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  cursor: pointer;
}
.post-card:hover { border-color: rgba(249,115,22,0.3); transform: translateX(4px); box-shadow: var(--shadow-md); }
.post-thumb {
  width: 120px; height: 90px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
  overflow: hidden;
  transition: transform var(--transition);
}
.post-card:hover .post-thumb { transform: scale(1.05); }
.post-body { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.post-category { font-size: 11px; font-weight: 700; color: var(--ora-primary); text-transform: uppercase; letter-spacing: 0.5px; }
.post-title { font-size: 16px; font-weight: 600; color: var(--text-primary); line-height: 1.4; }
.post-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }
.post-meta { display: flex; align-items: center; gap: 14px; margin-top: auto; flex-wrap: wrap; }
.post-meta-item { font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }
.post-access { padding: 2px 8px; border-radius: 5px; font-size: 11px; font-weight: 600; }
.post-access.free { background: rgba(22,163,74,0.1); color: #16a34a; }
.post-access.vip { background: rgba(245,158,11,0.1); color: var(--ora-gold); }
.post-access.paid { background: rgba(249,115,22,0.1); color: var(--ora-primary); }

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 800;
  margin-bottom: 14px;
}
.footer-brand-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; max-width: 280px; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  font-size: 16px;
  transition: all var(--transition);
}
.footer-social-btn:hover { border-color: var(--ora-primary); color: var(--ora-primary); background: rgba(249,115,22,0.05); }

.footer-col-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-link { font-size: 14px; color: var(--text-secondary); transition: color var(--transition); }
.footer-link:hover { color: var(--ora-primary); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copyright { font-size: 13px; color: var(--text-muted); }

/* ========================================
   PAGE SECTIONS
   ======================================== */
.page-header {
  background: var(--bg-secondary);
  padding: calc(var(--nav-height) + 40px) 0 48px;
  border-bottom: 1px solid var(--border-color);
}
.page-header-title { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -1.5px; color: var(--text-primary); margin-bottom: 10px; }
.page-header-desc { font-size: 15px; color: var(--text-secondary); }

/* Sidebar Layout */
.content-sidebar-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  padding: 48px 0;
}
.sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 20px;
}
.sidebar-card-title { font-size: 14px; font-weight: 700; color: var(--text-primary); margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--border-color); }

/* VIP Banner */
.vip-banner {
  background: linear-gradient(135deg, rgba(245,158,11,0.12) 0%, rgba(249,115,22,0.08) 100%);
  border: 1.5px solid rgba(245,158,11,0.25);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.vip-banner::before {
  content: '★';
  position: absolute;
  top: -10px; right: -10px;
  font-size: 80px;
  color: rgba(245,158,11,0.08);
}
.vip-banner-title { font-size: 15px; font-weight: 700; color: var(--ora-gold); margin-bottom: 6px; }
.vip-banner-desc { font-size: 12px; color: var(--text-secondary); line-height: 1.5; margin-bottom: 14px; }

/* ========================================
   STATS SECTION
   ======================================== */
.stats-section {
  background: linear-gradient(135deg, rgba(249,115,22,0.05) 0%, rgba(14,165,233,0.04) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.stat-icon { font-size: 28px; margin-bottom: 6px; }
.stat-num {
  font-size: 36px; font-weight: 800; letter-spacing: -1.5px;
  color: var(--text-primary);
}
.stat-label { font-size: 13px; color: var(--text-muted); }

/* ========================================
   TOAST NOTIFICATION
   ======================================== */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  display: flex; align-items: flex-start; gap: 12px;
  box-shadow: var(--shadow-xl);
  min-width: 280px; max-width: 360px;
  animation: toast-in 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes toast-in {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}
.toast-icon { font-size: 18px; flex-shrink: 0; }
.toast-body { flex: 1; }
.toast-title { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.toast-msg { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

/* ========================================
   MOBILE NAV MENU
   ======================================== */
.mobile-menu {
  position: fixed;
  inset: 0; top: var(--nav-height);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  z-index: 90;
  padding: 24px;
  display: flex; flex-direction: column; gap: 8px;
  transform: translateY(-100%);
  opacity: 0;
  transition: all var(--transition);
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-nav-link {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 16px; font-weight: 500;
  color: var(--text-primary);
  transition: background var(--transition);
  display: flex; align-items: center; gap: 10px;
}
.mobile-nav-link:hover { background: var(--bg-tertiary); }

/* ========================================
   PAGINATION
   ======================================== */
.pagination { display: flex; align-items: center; gap: 6px; justify-content: center; padding-top: 40px; }
.page-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  font-size: 13px; font-weight: 500;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  cursor: pointer;
}
.page-btn:hover { border-color: var(--ora-primary); color: var(--ora-primary); }
.page-btn.active { background: var(--ora-primary); border-color: var(--ora-primary); color: white; }
.page-ellipsis { color: var(--text-muted); font-size: 13px; padding: 0 4px; }

/* ========================================
   USER AVATAR
   ======================================== */
.avatar {
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; color: white;
  background: linear-gradient(135deg, var(--ora-primary), var(--ora-gold));
}
.avatar-sm { width: 32px; height: 32px; font-size: 12px; }
.avatar-md { width: 44px; height: 44px; font-size: 15px; }
.avatar-lg { width: 64px; height: 64px; font-size: 22px; }

/* ========================================
   UTILITY
   ======================================== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .plan-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .plan-card.featured { transform: scale(1); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .content-sidebar-layout { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .stats-section { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-login-btn { display: none; }
  .hero { padding: calc(var(--nav-height) + 40px) 0 60px; }
  .hero-inner { padding: 0 20px; }
  .hero-stats { gap: 20px; }
  .section { padding: 60px 0; }
  .resources-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 6px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats-section { padding: 32px 24px; grid-template-columns: 1fr 1fr; }
  .sidebar { grid-template-columns: 1fr; }
  .container, .container-narrow, .container-wide { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .download-options { padding: 16px; }
  .plan-grid { grid-template-columns: 1fr; }
  .post-card { flex-direction: column; }
  .post-thumb { width: 100%; height: 160px; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .paywall-actions { flex-direction: column; }
  .download-option { flex-direction: column; text-align: center; }
  .download-option-right { width: 100%; justify-content: center; }
}

/* ========================================
   Extracted Inline Styles → CSS Classes
   ======================================== */

/* Footer small links (replaces style="font-size:12px") */
.footer-link-sm { font-size: 12px; }

/* Category sidebar links (replaces inline style+onmouseover) */
.category-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  transition: all 0.2s;
  text-decoration: none;
}
.category-link:hover {
  background: var(--bg-tertiary);
  color: var(--ora-primary);
}
.category-count {
  font-size: 11px;
  background: var(--bg-tertiary);
  padding: 1px 7px;
  border-radius: 10px;
}

/* Mobile login button */
.btn-mobile-login {
  flex: 1;
  justify-content: center;
}