@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');
@import url('https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css');

:root {
  --primary: #7C3AED;
  --primary-dark: #5B21B6;
  --primary-light: #A78BFA;
  --secondary: #06B6D4;
  --secondary-dark: #0891B2;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --bg-main: #0F0F1A;
  --bg-surface: #16162A;
  --bg-card: #1E1E35;
  --bg-card-hover: #252542;
  --text-primary: #F1F0FF;
  --text-secondary: #C4C2E2;
  --text-muted: #8884A8;
  --border-color: #2E2B50;
  --border-accent: #7C3AED;
  --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #06B6D4 100%);
  --gradient-hero: linear-gradient(135deg, #0F0F1A 0%, #1a0a2e 50%, #0a1628 100%);
  --gradient-card: linear-gradient(145deg, #1E1E35, #16162A);
  --shadow-sm: 0 2px 8px rgba(124, 58, 237, 0.15);
  --shadow-md: 0 4px 20px rgba(124, 58, 237, 0.25);
  --shadow-lg: 0 8px 40px rgba(124, 58, 237, 0.35);
  --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.4);
  --shadow-cyan: 0 0 20px rgba(6, 182, 212, 0.3);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
  --font-sans: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-surface);
}
::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

/* ===========================
   STICKY HEADER
   =========================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.4);
  transition: box-shadow var(--transition-base), background var(--transition-base);
}

.site-header.scrolled {
  background: rgba(22, 22, 42, 0.97);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5), 0 1px 0 rgba(124, 58, 237, 0.3);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  transition: opacity var(--transition-fast);
}

.site-logo:hover {
  opacity: 0.85;
}

.site-logo img,
.site-logo svg {
  height: 36px;
  width: auto;
}

.site-logo .logo-accent {
  color: var(--primary-light);
}

/* Main Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.main-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  position: relative;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--text-primary);
  background: rgba(124, 58, 237, 0.15);
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  line-height: 1;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.mobile-menu-toggle:hover {
  border-color: var(--primary);
  background: rgba(124, 58, 237, 0.1);
}

/* Mobile Menu */
.mobile-menu {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 1rem 1.5rem 1.5rem;
}

.mobile-menu a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  border-bottom: 1px solid rgba(46, 43, 80, 0.5);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.1);
}

@media (max-width: 1023px) {
  .main-nav {
    display: none;
  }
  .header-cta .btn-outline {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
  color: #ffffff;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: var(--secondary);
  color: #ffffff;
  box-shadow: var(--shadow-cyan);
}

.btn-secondary:hover {
  background: var(--secondary-dark);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.5);
  transform: translateY(-2px);
  color: #ffffff;
}

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

.btn-outline:hover {
  background: rgba(124, 58, 237, 0.15);
  border-color: var(--primary-light);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.btn-ghost:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--primary);
}

.btn-accent {
  background: var(--accent);
  color: #1a1a2e;
  font-weight: 700;
}

.btn-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
  color: #1a1a2e;
}

.btn-lg {
  font-size: 1rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  padding: 0.65rem;
  border-radius: var(--radius-sm);
  aspect-ratio: 1;
}

/* ===========================
   FORMS
   =========================== */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.form-control {
  width: 100%;
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  padding: 0.75rem 1rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:hover {
  border-color: rgba(124, 58, 237, 0.5);
}

.form-control:focus {
  border-color: var(--primary);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.form-control:focus::placeholder {
  color: transparent;
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238884A8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-control.is-valid {
  border-color: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-control.is-invalid {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  font-size: 0.8rem;
  color: #F87171;
  margin-top: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-card);
  cursor: pointer;
  accent-color: var(--primary);
  margin-top: 2px;
  transition: border-color var(--transition-fast);
}

.form-check input[type="radio"] {
  border-radius: 50%;
}

.form-check label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.5;
}

.form-check label a {
  color: var(--primary-light);
  text-decoration: underline;
}

.form-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  box-shadow: var(--shadow-md);
}

@media (max-width: 640px) {
  .form-box {
    padding: 1.5rem 1.25rem;
  }
}

/* ===========================
   CARDS
   =========================== */
.card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(124, 58, 237, 0.4);
}

.card-body {
  padding: 1.75rem;
}

.card-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-color);
}

.card-footer {
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--border-color);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  background: rgba(124, 58, 237, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(124, 58, 237, 0.25);
}

.card-icon.cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--secondary);
  border-color: rgba(6, 182, 212, 0.25);
}

.card-icon.amber {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
  border-color: rgba(245, 158, 11, 0.25);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Glow Card Variant */
.card-glow {
  position: relative;
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 0;
}

.card-glow:hover::before {
  opacity: 0.35;
}

.card-glow > * {
  position: relative;
  z-index: 1;
}

/* ===========================
   HERO & SECTIONS
   =========================== */
.hero-section {
  background: var(--gradient-hero);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -200px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -200px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.section {
  padding: 5rem 0;
}

.section-sm {
  padding: 3rem 0;
}

.section-lg {
  padding: 7rem 0;
}

.section-dark {
  background: var(--bg-surface);
}

.section-card {
  background: var(--bg-card);
}

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

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

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.7;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.25);
  padding: 0.35rem 0.875rem;
  border-radius: 99px;
  margin-bottom: 1rem;
}

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

.gradient-text-amber {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   ACCORDION
   =========================== */
.accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  width: 100%;
  text-align: left;
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.975rem;
  font-weight: 600;
  padding: 1.1rem 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  font-family: var(--font-sans);
}

.accordion-header:hover {
  background: var(--bg-card-hover);
  color: var(--primary-light);
}

.accordion-header.active {
  background: rgba(124, 58, 237, 0.1);
  color: var(--primary-light);
  border-bottom: 1px solid rgba(124, 58, 237, 0.2);
}

.accordion-icon {
  font-size: 1.1rem;
  transition: transform var(--transition-base);
  color: var(--text-muted);
  flex-shrink: 0;
  margin-left: 1rem;
}

.accordion-header.active .accordion-icon {
  transform: rotate(45deg);
  color: var(--primary-light);
}

.accordion-content {
  display: none;
  background: var(--bg-surface);
  padding: 1.25rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  border-bottom: 1px solid var(--border-color);
}

.accordion-content:last-child {
  border-bottom: none;
}

/* ===========================
   BADGE & TAG
   =========================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: 99px;
}

.badge-primary {
  background: rgba(124, 58, 237, 0.2);
  color: var(--primary-light);
  border: 1px solid rgba(124, 58, 237, 0.3);
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--secondary);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #FCD34D;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ===========================
   DIVIDER
   =========================== */
.divider {
  height: 1px;
  background: var(--border-color);
  margin: 2rem 0;
}

.divider-gradient {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  margin: 2rem 0;
}

/* ===========================
   STAT BLOCK
   =========================== */
.stat-block {
  text-align: center;
  padding: 1.5rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===========================
   TECH GRID / DOTS PATTERN
   =========================== */
.pattern-dots {
  background-image: radial-gradient(rgba(124, 58, 237, 0.15) 1px, transparent 1px);
  background-size: 28px 28px;
}

.pattern-grid {
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Glowing border animation */
@keyframes borderGlow {
  0%, 100% { box-shadow: 0 0 10px rgba(124, 58, 237, 0.3); }
  50% { box-shadow: 0 0 25px rgba(124, 58, 237, 0.7), 0 0 50px rgba(6, 182, 212, 0.2); }
}

.glow-border {
  animation: borderGlow 3s ease-in-out infinite;
  border: 1px solid rgba(124, 58, 237, 0.4);
  border-radius: var(--radius-lg);
}

/* Pulse animation */
@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.05); }
}

.pulse-glow {
  animation: pulse-glow 2.5s ease-in-out infinite;
}

/* Float animation */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.float {
  animation: float 4s ease-in-out infinite;
}

/* Fade In */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.fade-in-up-delay-1 { animation-delay: 0.1s; opacity: 0; animation-fill-mode: forwards; animation-name: fadeInUp; animation-duration: 0.6s; }
.fade-in-up-delay-2 { animation-delay: 0.2s; opacity: 0; animation-fill-mode: forwards; animation-name: fadeInUp; animation-duration: 0.6s; }
.fade-in-up-delay-3 { animation-delay: 0.3s; opacity: 0; animation-fill-mode: forwards; animation-name: fadeInUp; animation-duration: 0.6s; }
.fade-in-up-delay-4 { animation-delay: 0.4s; opacity: 0; animation-fill-mode: forwards; animation-name: fadeInUp; animation-duration: 0.6s; }

/* Shimmer Loading */
@keyframes shimmer {
  0% { background-position: -468px 0; }
  100% { background-position: 468px 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-card) 25%,
    var(--bg-card-hover) 50%,
    var(--bg-card) 75%
  );
  background-size: 800px 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* Loading Spinner */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

/* ===========================
   PRICING
   =========================== */
.pricing-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  background: linear-gradient(145deg, #1E1E35, #1a1035);
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.03em;
}

.pricing-period {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(46, 43, 80, 0.5);
}

.pricing-feature:last-child {
  border-bottom: none;
}

.pricing-feature i {
  color: var(--secondary);
  font-size: 1rem;
  flex-shrink: 0;
}

.pricing-feature.unavailable {
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.6;
}

.pricing-feature.unavailable i {
  color: var(--text-muted);
}

/* ===========================
   TIMELINE
   =========================== */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.625rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border: 2px solid var(--bg-main);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(124, 58, 237, 0.6);
}

.timeline-date {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--primary-light);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.timeline-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===========================
   TABLES
   =========================== */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: rgba(124, 58, 237, 0.12);
}

thead th {
  padding: 1rem 1.25rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

tbody tr {
  border-bottom: 1px solid rgba(46, 43, 80, 0.5);
  transition: background var(--transition-fast);
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:hover {
  background: rgba(124, 58, 237, 0.05);
}

tbody td {
  padding: 0.875rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===========================
   ALERTS
   =========================== */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

.alert i {
  font-size: 1.15rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: #6EE7B7;
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #FCA5A5;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: #FCD34D;
}

.alert-info {
  background: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
  color: #67E8F9;
}

/* ===========================
   COOKIE BANNER
   =========================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cookie-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
}

.cookie-content {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  flex: 1;
  min-width: 240px;
}

.cookie-icon {
  font-size: 1.75rem;
  line-height: 1;
  flex-shrink: 0;
}

.cookie-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #F1F0FF;
  margin-bottom: 0.25rem;
}

.cookie-text p {
  font-size: 0.825rem;
  color: #C4C2E2;
  line-height: 1.5;
}

.cookie-text a {
  color: #A78BFA;
  text-decoration: underline;
  text-decoration-color: rgba(167, 139, 250, 0.4);
  transition: color var(--transition-fast);
}

.cookie-text a:hover {
  color: #ffffff;
}

.cookie-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .cookie-banner {
    flex-direction: column;
    padding: 1.25rem;
  }
  .cookie-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

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

.footer-brand {
  margin-bottom: 1.25rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-heading {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

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

.footer-bottom {
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--primary-light);
}

/* Social Links */
.social-links {
  display: flex;
  gap: 0.5rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 1rem;
  transition: all var(--transition-base);
}

.social-link:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.1);
  transform: translateY(-2px);
}

/* ===========================
   GRID HELPERS
   =========================== */
.grid-cards-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

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

.grid-cards-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 1024px) {
  .grid-cards-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-cards-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-cards-4,
  .grid-cards-3,
  .grid-cards-2 {
    grid-template-columns: 1fr;
  }
}

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

.bg-surface { background-color: var(--bg-surface); }
.bg-card { background-color: var(--bg-card); }
.border-custom { border-color: var(--border-color); }

.overflow-hidden { overflow: hidden; }

a { transition: color var(--transition-fast); }

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

code {
  font-family: var(--font-mono);
  background: var(--bg-card);
  color: var(--primary-light);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.875em;
  border: 1px solid var(--border-color);
}

pre {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

blockquote {
  border-left: 3px solid var(--primary);
  padding: 0.75rem 1.25rem;
  background: rgba(124, 58, 237, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: italic;
  margin: 1.25rem 0;
}

/* Neon line separator */
.neon-line {
  height: 2px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(124, 58, 237, 0.5);
}

/* Tech decoration — circuit-like dot */
.tech-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(124, 58, 237, 0.8);
  animation: pulse-glow 2s ease-in-out infinite;
}

/* Visually hidden (a11y) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}