/* ============================================
   STRONGHOLD PREMIUM WEBSITE
   $50K Design System
   ============================================ */

/* Custom Properties */
:root {
  /* Colors */
  --bg-primary: #050510;
  --bg-secondary: #0a0a1a;
  --bg-tertiary: #101025;
  --bg-card: rgba(255, 255, 255, 0.02);
  --bg-card-hover: rgba(255, 255, 255, 0.05);
  
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-tertiary: rgba(255, 255, 255, 0.5);
  --text-muted: rgba(255, 255, 255, 0.3);
  
  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-tertiary: #a855f7;
  --accent-glow: rgba(99, 102, 241, 0.5);
  
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --gradient-text: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
  --gradient-mesh: radial-gradient(at 40% 20%, rgba(99, 102, 241, 0.15) 0px, transparent 50%),
                   radial-gradient(at 80% 0%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
                   radial-gradient(at 0% 50%, rgba(168, 85, 247, 0.1) 0px, transparent 50%);
  
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(99, 102, 241, 0.3);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 100px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent-primary);
  color: white;
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 4px; }

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p { color: var(--text-secondary); line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container { padding: 0 3rem; }
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(5, 5, 16, 0.9);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav > .container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .nav > .container {
    padding: 0 3rem;
  }
}

.nav-inner {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: row;
  flex-direction: row;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  gap: 2rem;
  width: 100%;
}

.nav-logo {
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-flex-direction: row;
  flex-direction: row;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
}

.nav-logo-icon svg {
  width: 22px;
  height: 22px;
}

.nav-links {
  display: none;
  -webkit-align-items: center;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li {
  list-style: none;
}

.nav-links a {
  color: var(--text-tertiary);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.nav-links a:hover { color: var(--text-primary); }

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

.nav-links a:hover::after { width: 100%; }

.nav-cta { 
  display: none;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
}

.nav-mobile-btn {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: column;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
}

.nav-mobile-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

@media (min-width: 768px) {
  .nav-links { 
    display: -webkit-flex;
    display: flex; 
  }
  .nav-cta { 
    display: block; 
  }
  .nav-mobile-btn { 
    display: none; 
  }
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 72px;
  background: var(--bg-primary);
  padding: 2rem;
  z-index: 999;
}

.mobile-menu.active { display: block; }

.mobile-menu a {
  display: block;
  padding: 1rem 0;
  font-size: 1.125rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.btn-lg { padding: 1rem 2rem; font-size: 1rem; }

.btn-icon { transition: transform var(--transition-fast); }
.btn:hover .btn-icon { transform: translateX(4px); }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh);
  opacity: 0.5;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg at 50% 50%, 
    transparent 0deg, rgba(99, 102, 241, 0.03) 60deg, transparent 120deg,
    rgba(139, 92, 246, 0.03) 180deg, transparent 240deg,
    rgba(168, 85, 247, 0.03) 300deg, transparent 360deg);
  animation: rotate 60s linear infinite;
}

@keyframes rotate { 100% { transform: rotate(360deg); } }

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 20s ease-in-out infinite;
}

.hero-orb-1 {
  width: 600px;
  height: 600px;
  background: var(--accent-primary);
  top: -200px;
  right: -200px;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-secondary);
  bottom: -100px;
  left: -100px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem 0.5rem 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge-icon {
  width: 28px;
  height: 28px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.hero-badge-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

.hero h1 {
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease 0.1s forwards;
  opacity: 0;
}

.hero-highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: var(--text-tertiary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
}

@media (min-width: 640px) {
  .hero-cta { flex-direction: row; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-subtle);
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

@media (min-width: 768px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}

.stat { text-align: center; }

.stat-value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ============================================
   LOGO CLOUD
   ============================================ */
.logos {
  padding: 4rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.logos-title {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
}

.logos-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  opacity: 0.4;
}

.logos-grid span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-tertiary);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
  padding: 8rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.section-header h2 { margin-bottom: 1rem; }
.section-header p { font-size: 1.125rem; color: var(--text-tertiary); }

/* Bento Grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .feature-card.featured { grid-column: span 2; }
}

.feature-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-base);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(99, 102, 241, 0.1);
}

.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.feature-card h3 { margin-bottom: 0.75rem; }
.feature-card p { color: var(--text-tertiary); font-size: 0.9375rem; line-height: 1.6; }

/* ============================================
   SHOWCASE SECTION
   ============================================ */
.showcase {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
}

.showcase-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh);
  opacity: 0.3;
}

.showcase-content {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .showcase-content { grid-template-columns: 1fr 1fr; }
}

.showcase-text { max-width: 500px; }
.showcase-text h2 { margin-bottom: 1.5rem; }
.showcase-text p { font-size: 1.125rem; color: var(--text-tertiary); margin-bottom: 2rem; }

.showcase-features { display: flex; flex-direction: column; gap: 1rem; }

.showcase-feature {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.showcase-feature:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.showcase-feature-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.showcase-feature-text h4 { font-size: 0.9375rem; margin-bottom: 0.25rem; }
.showcase-feature-text p { font-size: 0.8125rem; color: var(--text-muted); margin: 0; }

/* Dashboard Preview */
.showcase-visual { position: relative; }

.dashboard-preview {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.dashboard-preview::before {
  content: '';
  position: absolute;
  inset: -1px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  z-index: -1;
  opacity: 0.2;
  filter: blur(20px);
}

.dashboard-header {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.dashboard-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-light);
}

.dashboard-dot:first-child { background: #ff5f57; }
.dashboard-dot:nth-child(2) { background: #febc2e; }
.dashboard-dot:nth-child(3) { background: #28c840; }

.dashboard-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.dashboard-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.dashboard-card-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.dashboard-card-value { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }

.dashboard-card-chart {
  height: 40px;
  background: linear-gradient(90deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  border-radius: var(--radius-sm);
  margin-top: 0.75rem;
  opacity: 0.3;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials { padding: 8rem 0; }

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.testimonial-stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
  color: #fbbf24;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.testimonial-info h4 { font-size: 0.9375rem; font-weight: 600; }
.testimonial-info p { font-size: 0.8125rem; color: var(--text-muted); margin: 0; }

/* ============================================
   PRICING
   ============================================ */
.pricing { padding: 8rem 0; position: relative; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid { grid-template-columns: repeat(3, 1fr); align-items: start; }
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card:hover { border-color: var(--border-light); }

.pricing-card.featured {
  border-color: var(--accent-primary);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

@media (min-width: 768px) {
  .pricing-card.featured { transform: scale(1.05); }
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.5rem;
}

.pricing-name { font-size: 1.125rem; color: var(--text-primary); margin-bottom: 0.5rem; }

.pricing-price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.pricing-description { font-size: 0.875rem; color: var(--text-tertiary); margin-top: 0.5rem; }

.pricing-features { list-style: none; margin-bottom: 2rem; }

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent-primary);
  font-weight: 600;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta { padding: 8rem 0; position: relative; overflow: hidden; }
.cta-bg { position: absolute; inset: 0; background: var(--gradient-mesh); }

.cta-content {
  position: relative;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 { margin-bottom: 1rem; }
.cta-content p { font-size: 1.125rem; color: var(--text-tertiary); margin-bottom: 2rem; }

/* ============================================
   ARTICLES
   ============================================ */
.articles { padding: 8rem 0; }

.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .articles-grid { grid-template-columns: repeat(3, 1fr); }
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.article-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.article-image {
  height: 180px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.article-content { padding: 1.5rem; }

.article-category {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.article-card h3 { font-size: 1.125rem; margin-bottom: 0.5rem; line-height: 1.4; }
.article-card h3 a { color: var(--text-primary); transition: color var(--transition-fast); }
.article-card h3 a:hover { color: var(--accent-primary); }
.article-excerpt { font-size: 0.875rem; color: var(--text-tertiary); line-height: 1.6; margin-bottom: 1rem; }
.article-meta { font-size: 0.8125rem; color: var(--text-muted); }

/* ============================================
   FAQ
   ============================================ */
.faq { padding: 8rem 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border-subtle); }

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover { color: var(--accent-primary); }

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--accent-primary);
  font-size: 1.25rem;
  transition: all var(--transition-base);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent-primary);
  color: white;
}

.faq-answer {
  display: none;
  padding-bottom: 1.5rem;
  color: var(--text-tertiary);
  line-height: 1.7;
}

.faq-item.active .faq-answer { display: block; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand { max-width: 300px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9375rem; margin-top: 1rem; line-height: 1.6; }

.footer-column h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--text-tertiary); font-size: 0.9375rem; transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

.footer-bottom p { font-size: 0.875rem; color: var(--text-muted); margin: 0; }

/* ============================================
   ARTICLE PAGE
   ============================================ */
.article-page { padding: 8rem 0 4rem; }

.article-page-header {
  max-width: 800px;
  margin: 0 auto 3rem;
  text-align: center;
}

.article-page-header h1 { font-size: clamp(2rem, 4vw, 2.75rem); margin-bottom: 1rem; }

.article-body { max-width: 800px; margin: 0 auto; }
.article-body h2 { font-size: 1.75rem; margin-top: 3rem; margin-bottom: 1rem; }
.article-body h3 { font-size: 1.25rem; margin-top: 2rem; margin-bottom: 0.75rem; }
.article-body p { margin-bottom: 1.5rem; font-size: 1.0625rem; line-height: 1.8; }
.article-body ul, .article-body ol { margin-bottom: 1.5rem; padding-left: 1.5rem; }
.article-body li { margin-bottom: 0.5rem; color: var(--text-secondary); line-height: 1.7; }
.article-body strong { color: var(--text-primary); font-weight: 600; }

/* ============================================
   UTILITIES
   ============================================ */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}