/* ============================================================
   智学云端 — iOS 26 Liquid Glass Design System
   Brand: 智学云端 (ZhiXue Cloud)
   Primary: Indigo-Violet #6366F1
   Accent:  Coral #F97066 · Mint #34D399 · Lavender #A78BFA
   ============================================================ */

/* ----------------------------------------------------------
   0. DESIGN TOKENS (CSS Custom Properties)
   ---------------------------------------------------------- */
:root {
  /* --- Brand Palette --- */
  --color-primary:        #6366F1;
  --color-primary-rgb:    99, 102, 241;
  --color-primary-light:  #818CF8;
  --color-primary-dark:   #4F46E5;
  --color-coral:          #F97066;
  --color-coral-rgb:      249, 112, 102;
  --color-mint:           #34D399;
  --color-mint-rgb:       52, 211, 153;
  --color-lavender:       #A78BFA;
  --color-lavender-rgb:   167, 139, 250;

  /* --- Neutral Palette --- */
  --color-text-primary:   #1E1B4B;
  --color-text-secondary: #4B5563;
  --color-text-muted:     #9CA3AF;
  --color-text-inverse:   #FFFFFF;
  --color-bg-page:        #F0EDFF;
  --color-bg-section-alt: #F7F5FF;
  --color-border-subtle:  rgba(255, 255, 255, 0.35);

  /* --- Glass Properties --- */
  --glass-bg:             rgba(255, 255, 255, 0.62);
  --glass-bg-strong:      rgba(255, 255, 255, 0.72);
  --glass-bg-light:       rgba(255, 255, 255, 0.55);
  --glass-blur:           blur(24px);
  --glass-saturate:       saturate(180%);
  --glass-border:         1px solid rgba(255, 255, 255, 0.35);
  --glass-shadow:         0 8px 32px rgba(31, 38, 135, 0.12),
                          inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --glass-shadow-deep:    0 12px 48px rgba(31, 38, 135, 0.18),
                          inset 0 1px 0 rgba(255, 255, 255, 0.7);
  --glass-shadow-light:   0 4px 16px rgba(31, 38, 135, 0.06),
                          inset 0 1px 0 rgba(255, 255, 255, 0.5);
  --glass-shadow-none:    0 0 0 rgba(0, 0, 0, 0),
                          inset 0 1px 0 rgba(255, 255, 255, 0.4);

  /* --- Spacing Scale --- */
  --space-xs:    4px;
  --space-sm:    8px;
  --space-md:    16px;
  --space-lg:    24px;
  --space-xl:    32px;
  --space-2xl:   48px;
  --space-3xl:   64px;
  --space-4xl:   96px;
  --space-5xl:   128px;

  /* --- Border Radius Scale --- */
  --radius-sm:   12px;
  --radius-md:   16px;
  --radius-lg:   20px;
  --radius-xl:   24px;
  --radius-2xl:  28px;
  --radius-pill: 9999px;

  /* --- Typography --- */
  --font-family: 'Inter', 'HarmonyOS Sans', 'PingFang SC', -apple-system,
                 BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  --font-size-xs:   12px;
  --font-size-sm:   14px;
  --font-size-base: 16px;
  --font-size-lg:   18px;
  --font-size-xl:   20px;
  --font-size-2xl:  24px;
  --font-size-3xl:  32px;
  --font-size-4xl:  40px;
  --font-size-5xl:  56px;
  --line-height:    1.7;

  /* --- Transitions --- */
  --ease-smooth:  cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:   150ms;
  --duration-normal: 300ms;
  --duration-slow:   500ms;

  /* --- Z-Index Scale --- */
  --z-base:     1;
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-nav:      500;
  --z-modal:    1000;
  --z-toast:    1100;
  --z-float:    900;

  /* --- Nav --- */
  --nav-height: 72px;
}


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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-weight: 400;
  line-height: var(--line-height);
  color: var(--color-text-primary);
  background-color: var(--color-bg-page);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Multi-layer soft gradient background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99, 102, 241, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(167, 139, 250, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse 70% 40% at 50% 80%, rgba(52, 211, 153, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 50% 50% at 10% 70%, rgba(249, 112, 102, 0.05) 0%, transparent 45%),
    conic-gradient(from 180deg at 50% 50%, rgba(99, 102, 241, 0.03) 0deg, transparent 120deg, rgba(167, 139, 250, 0.03) 240deg, transparent 360deg);
  pointer-events: none;
}

/* Subtle noise / light spots overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(circle 2px at 15% 25%, rgba(255, 255, 255, 0.5) 0%, transparent 100%),
    radial-gradient(circle 3px at 70% 15%, rgba(255, 255, 255, 0.35) 0%, transparent 100%),
    radial-gradient(circle 2px at 40% 60%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
    radial-gradient(circle 1.5px at 85% 75%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
    radial-gradient(circle 2px at 25% 85%, rgba(255, 255, 255, 0.35) 0%, transparent 100%);
  opacity: 0.7;
  pointer-events: none;
}

img, video, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--duration-fast) var(--ease-smooth); }
a:hover { color: var(--color-primary-dark); }
ul, ol { list-style: none; }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: transparent;
}
button { cursor: pointer; }
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
}
h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }
p  { color: var(--color-text-secondary); }

::selection {
  background: rgba(var(--color-primary-rgb), 0.18);
  color: var(--color-primary-dark);
}


/* ----------------------------------------------------------
   2. LAYOUT CONTAINER
   ---------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
  font-weight: 700;
}

.section-header p {
  max-width: 640px;
  margin: 0 auto;
  font-size: var(--font-size-lg);
}

.section-subtitle {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
  letter-spacing: 0.5px;
}


/* ----------------------------------------------------------
   3. GLASS CARD SYSTEM
   ---------------------------------------------------------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur) var(--glass-saturate);
  -webkit-backdrop-filter: var(--glass-blur) var(--glass-saturate);
  border: var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition:
    transform var(--duration-normal) var(--ease-smooth),
    box-shadow var(--duration-normal) var(--ease-smooth),
    background var(--duration-normal) var(--ease-smooth);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
  pointer-events: none;
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--glass-shadow-deep);
  background: var(--glass-bg-strong);
}

/* Glass card variants by section radius */
.glass-card--r20 { border-radius: 20px; }
.glass-card--r22 { border-radius: 22px; }
.glass-card--r24 { border-radius: 24px; }
.glass-card--r26 { border-radius: 26px; }
.glass-card--r28 { border-radius: 28px; }

/* Glass shadow variants */
.glass-card--shadow-light {
  box-shadow: var(--glass-shadow-light);
}
.glass-card--shadow-light:hover {
  box-shadow: var(--glass-shadow);
}

.glass-card--shadow-deep {
  box-shadow: var(--glass-shadow-deep);
}
.glass-card--shadow-deep:hover {
  box-shadow: 0 16px 56px rgba(31, 38, 135, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.glass-card--no-shadow {
  box-shadow: var(--glass-shadow-none);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}
.glass-card--no-shadow:hover {
  box-shadow: var(--glass-shadow-light);
}


/* ----------------------------------------------------------
   4. NAVIGATION (.nav-glass)
   ---------------------------------------------------------- */
.nav-glass {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  background: rgba(255, 255, 255, 0.70);
  backdrop-filter: blur(28px) saturate(200%);
  -webkit-backdrop-filter: blur(28px) saturate(200%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.30);
  box-shadow: 0 1px 3px rgba(31, 38, 135, 0.04);
  transition: background var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

.nav-glass.scrolled {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 2px 12px rgba(31, 38, 135, 0.08);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
}

.nav-brand img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-smooth),
              background var(--duration-fast) var(--ease-smooth);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
}

.nav-cta {
  margin-left: var(--space-md);
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--duration-fast) var(--ease-smooth);
}

.nav-mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(28px) saturate(200%);
  -webkit-backdrop-filter: blur(28px) saturate(200%);
  padding: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 24px rgba(31, 38, 135, 0.08);
  z-index: calc(var(--z-nav) - 1);
}

.nav-mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.nav-mobile-menu a {
  display: block;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav-mobile-menu a:hover {
  background: rgba(var(--color-primary-rgb), 0.06);
  color: var(--color-primary);
}


/* ----------------------------------------------------------
   5. HERO SECTION
   ---------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-lg) var(--space-3xl);
  position: relative;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--color-primary-rgb), 0.12) 0%, transparent 70%);
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  animation: hero-glow 8s ease-in-out infinite alternate;
}

@keyframes hero-glow {
  0%   { opacity: 0.6; transform: translateX(-50%) scale(1); }
  100% { opacity: 1;   transform: translateX(-50%) scale(1.15); }
}

.hero-content {
  position: relative;
  z-index: var(--z-base);
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(var(--color-primary-rgb), 0.15);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-lg);
  animation: light-sweep 4s ease-in-out infinite;
}

.hero h1 {
  margin-bottom: var(--space-lg);
  letter-spacing: -0.5px;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-lavender) 50%, var(--color-coral) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.hero-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}


/* ----------------------------------------------------------
   6. CARD GRID LAYOUTS
   ---------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-auto-fill {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}


/* ----------------------------------------------------------
   7. TWELVE CARD STYLE VARIANTS
   ---------------------------------------------------------- */

/* 7.1 — Left Stripe Card */
.card-left-stripe {
  border-radius: 22px;
  padding-left: calc(var(--space-xl) + 4px);
  position: relative;
  box-shadow: var(--glass-shadow-light);
}

.card-left-stripe::after {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: var(--color-primary);
}

.card-left-stripe.stripe-coral::after  { background: var(--color-coral); }
.card-left-stripe.stripe-mint::after   { background: var(--color-mint); }
.card-left-stripe.stripe-lavender::after { background: var(--color-lavender); }

.card-left-stripe h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-left-stripe p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
}


/* 7.2 — Big Number Card */
.card-big-number {
  border-radius: 26px;
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--glass-shadow-light);
}

.card-big-number .big-num {
  font-size: 64px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-lavender) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.card-big-number .big-unit {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-primary);
}

.card-big-number .big-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}


/* 7.3 — Image Top Card */
.card-img-top {
  border-radius: 24px;
  padding: 0;
  overflow: hidden;
  box-shadow: var(--glass-shadow-deep);
}

.card-img-top .card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.card-img-top .card-body {
  padding: var(--space-lg);
}

.card-img-top .card-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  padding: 2px var(--space-sm);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-sm);
}

.card-img-top h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-img-top p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
}


/* 7.4 — Icon Triple Card */
.card-icon-triple {
  border-radius: 20px;
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  box-shadow: var(--glass-shadow-light);
}

.card-icon-triple .card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  font-size: var(--font-size-2xl);
}

.card-icon-triple .card-icon.icon-coral {
  background: rgba(var(--color-coral-rgb), 0.08);
  color: var(--color-coral);
}

.card-icon-triple .card-icon.icon-mint {
  background: rgba(var(--color-mint-rgb), 0.08);
  color: var(--color-mint);
}

.card-icon-triple .card-icon.icon-lavender {
  background: rgba(var(--color-lavender-rgb), 0.08);
  color: var(--color-lavender);
}

.card-icon-triple h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-icon-triple p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.card-icon-triple .card-cta {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: gap var(--duration-fast) var(--ease-smooth);
}

.card-icon-triple:hover .card-cta {
  gap: var(--space-sm);
}


/* 7.5 — Compare Card */
.card-compare {
  border-radius: 22px;
  padding: var(--space-xl);
  box-shadow: var(--glass-shadow);
}

.card-compare .compare-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.card-compare .compare-header h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.card-compare .compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.card-compare .compare-col {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.4);
}

.card-compare .compare-col h5 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-align: center;
}

.card-compare .compare-col.col-before {
  border: 1px solid rgba(var(--color-coral-rgb), 0.2);
}

.card-compare .compare-col.col-after {
  border: 1px solid rgba(var(--color-mint-rgb), 0.2);
}

.card-compare .compare-item {
  font-size: var(--font-size-sm);
  padding: var(--space-xs) 0;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}


/* 7.6 — Badge Float Card */
.card-badge-float {
  border-radius: 24px;
  padding: var(--space-xl);
  position: relative;
  box-shadow: var(--glass-shadow);
}

.card-badge-float .float-badge {
  position: absolute;
  top: -10px;
  right: 16px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-coral) 0%, #FB923C 100%);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(var(--color-coral-rgb), 0.3);
  animation: light-sweep 4s ease-in-out infinite;
  z-index: 2;
}

.card-badge-float .float-badge.badge-mint {
  background: linear-gradient(135deg, var(--color-mint) 0%, #10B981 100%);
  box-shadow: 0 4px 12px rgba(var(--color-mint-rgb), 0.3);
}

.card-badge-float .float-badge.badge-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-lavender) 100%);
  box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.3);
}

.card-badge-float h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-badge-float p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.card-badge-float .badge-price {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  margin: var(--space-md) 0;
}

.card-badge-float .badge-price .price-unit {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-muted);
}


/* 7.7 — Step Card */
.card-step {
  border-radius: 20px;
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--glass-shadow-light);
  position: relative;
}

.card-step .step-number {
  font-size: 56px;
  font-weight: 800;
  color: rgba(var(--color-primary-rgb), 0.08);
  line-height: 1;
  margin-bottom: var(--space-sm);
  user-select: none;
}

.card-step h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-step p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* Step connector line (for horizontal layout) */
.steps-horizontal {
  display: flex;
  gap: var(--space-lg);
  position: relative;
}

.steps-horizontal .card-step {
  flex: 1;
}

.steps-horizontal .card-step:not(:last-child)::after {
  content: '';
  position: absolute;
  right: calc(-1 * var(--space-lg) / 2 - 12px);
  top: 50%;
  width: 24px;
  height: 2px;
  background: rgba(var(--color-primary-rgb), 0.15);
}


/* 7.8 — Timeline Card */
.card-timeline {
  border-radius: 22px;
  padding: var(--space-xl);
  box-shadow: var(--glass-shadow-none);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.timeline-list {
  position: relative;
  padding-left: var(--space-xl);
}

.timeline-list::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-lavender), var(--color-mint));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-xl) + 3px);
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.timeline-item h5 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.timeline-item .timeline-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.timeline-item p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
}


/* 7.9 — Avatar Card */
.card-avatar {
  border-radius: 28px;
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--glass-shadow-none);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.card-avatar .avatar-img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--space-md);
  border: 3px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 16px rgba(31, 38, 135, 0.08);
}

.card-avatar h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.card-avatar .avatar-role {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.card-avatar .avatar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
}

.card-avatar .avatar-tag {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
  padding: 2px var(--space-sm);
  border-radius: var(--radius-pill);
}

.card-avatar .avatar-tag.tag-coral {
  color: var(--color-coral);
  background: rgba(var(--color-coral-rgb), 0.06);
}

.card-avatar .avatar-tag.tag-mint {
  color: var(--color-mint);
  background: rgba(var(--color-mint-rgb), 0.06);
}


/* 7.10 — Quote Card */
.card-quote {
  border-radius: 26px;
  padding: var(--space-2xl);
  position: relative;
  box-shadow: var(--glass-shadow-none);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.card-quote::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 24px;
  font-size: 80px;
  font-weight: 700;
  line-height: 1;
  color: rgba(var(--color-primary-rgb), 0.08);
  pointer-events: none;
  font-family: Georgia, serif;
}

.card-quote blockquote {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
  font-style: italic;
}

.card-quote .quote-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.card-quote .quote-author img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}

.card-quote .quote-author-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.card-quote .quote-author-title {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}


/* 7.11 — Dashboard Card */
.card-dashboard {
  border-radius: 20px;
  padding: 0;
  overflow: hidden;
  box-shadow: var(--glass-shadow-deep);
}

.card-dashboard .dashboard-header {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.card-dashboard .dashboard-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.card-dashboard .dashboard-dot.red    { background: #FF5F57; }
.card-dashboard .dashboard-dot.yellow { background: #FEBC2E; }
.card-dashboard .dashboard-dot.green  { background: #28C840; }

.card-dashboard .dashboard-url {
  flex: 1;
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.3);
  padding: 4px var(--space-md);
  border-radius: var(--radius-pill);
}

.card-dashboard .dashboard-body {
  padding: var(--space-lg);
}

.card-dashboard .dashboard-body img {
  width: 100%;
  border-radius: var(--radius-sm);
}


/* 7.12 — Logo Grid Card */
.card-logo-grid {
  border-radius: 24px;
  padding: var(--space-2xl);
  box-shadow: var(--glass-shadow-light);
}

.card-logo-grid h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.logo-grid-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--space-lg);
  align-items: center;
  justify-items: center;
}

.logo-grid-inner img {
  max-height: 40px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity var(--duration-normal) var(--ease-smooth),
              filter var(--duration-normal) var(--ease-smooth);
}

.logo-grid-inner img:hover {
  opacity: 1;
  filter: grayscale(0%);
}


/* ----------------------------------------------------------
   8. FORM STYLES
   ---------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition:
    border-color var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-fast) var(--ease-smooth),
    background var(--duration-fast) var(--ease-smooth);
  min-height: 44px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: rgba(var(--color-primary-rgb), 0.4);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.08),
              inset 0 1px 0 rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.68);
}

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

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

/* Slider Captcha */
.slider-captcha {
  position: relative;
  height: 48px;
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-pill);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  overflow: hidden;
  user-select: none;
}

.slider-captcha .slider-track {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.slider-captcha .slider-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: rgba(var(--color-mint-rgb), 0.15);
  border-radius: var(--radius-pill);
  transition: width var(--duration-fast) var(--ease-smooth);
}

.slider-captcha .slider-handle {
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 44px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.3);
  transition: box-shadow var(--duration-fast) var(--ease-smooth);
}

.slider-captcha .slider-handle:active {
  cursor: grabbing;
  box-shadow: 0 2px 12px rgba(var(--color-primary-rgb), 0.45);
}

/* Radio Card (Payment Method) */
.radio-card-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
}

.radio-card {
  position: relative;
  cursor: pointer;
}

.radio-card input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-card .radio-card-label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(12px);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-md);
  transition:
    border-color var(--duration-fast) var(--ease-smooth),
    background var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-fast) var(--ease-smooth);
  min-height: 44px;
}

.radio-card input:checked + .radio-card-label {
  border-color: rgba(var(--color-primary-rgb), 0.4);
  background: rgba(var(--color-primary-rgb), 0.06);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.08);
}

.radio-card .radio-card-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.radio-card .radio-card-text {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* Form error state */
.form-input.error,
.form-select.error {
  border-color: rgba(var(--color-coral-rgb), 0.5);
  box-shadow: 0 0 0 3px rgba(var(--color-coral-rgb), 0.08);
}

.form-error-text {
  font-size: var(--font-size-xs);
  color: var(--color-coral);
  margin-top: var(--space-xs);
}


/* ----------------------------------------------------------
   9. BUTTON STYLES
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-pill);
  min-height: 44px;
  min-width: 44px;
  transition:
    transform var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-normal) var(--ease-smooth),
    background var(--duration-fast) var(--ease-smooth),
    filter var(--duration-fast) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

/* Glass capsule inner highlight shared */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.25), transparent);
  pointer-events: none;
  border-radius: var(--radius-pill) var(--radius-pill) 0 0;
}

.btn:active {
  transform: scale(0.97);
}

/* Primary Glass Button */
.btn-glass-primary {
  background: rgba(var(--color-primary-rgb), 0.78);
  color: #fff;
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 16px rgba(var(--color-primary-rgb), 0.25),
              inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-glass-primary:hover {
  filter: brightness(1.12);
  box-shadow: 0 6px 24px rgba(var(--color-primary-rgb), 0.35),
              inset 0 1px 0 rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* Secondary Glass Button */
.btn-glass-secondary {
  background: rgba(255, 255, 255, 0.55);
  color: var(--color-primary);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 2px 8px rgba(31, 38, 135, 0.06),
              inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-glass-secondary:hover {
  filter: brightness(1.05);
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 4px 16px rgba(31, 38, 135, 0.1),
              inset 0 1px 0 rgba(255, 255, 255, 0.6);
  color: var(--color-primary);
}

/* Outline Glass Button */
.btn-glass-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid rgba(var(--color-primary-rgb), 0.3);
  box-shadow: none;
}

.btn-glass-outline::before { display: none; }

.btn-glass-outline:hover {
  background: rgba(var(--color-primary-rgb), 0.06);
  border-color: rgba(var(--color-primary-rgb), 0.45);
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.1);
}

/* Button size variants */
.btn-sm {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-xs);
  min-height: 36px;
}

.btn-lg {
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--font-size-base);
  min-height: 52px;
}

.btn-icon {
  padding: var(--space-md);
  min-width: 44px;
  min-height: 44px;
}

/* Coral accent button */
.btn-glass-coral {
  background: rgba(var(--color-coral-rgb), 0.78);
  color: #fff;
  backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 16px rgba(var(--color-coral-rgb), 0.25),
              inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-glass-coral:hover {
  filter: brightness(1.12);
  box-shadow: 0 6px 24px rgba(var(--color-coral-rgb), 0.35),
              inset 0 1px 0 rgba(255, 255, 255, 0.25);
  color: #fff;
}


/* ----------------------------------------------------------
   10. FOOTER
   ---------------------------------------------------------- */
.footer {
  background: rgba(30, 27, 75, 0.95);
  backdrop-filter: blur(20px);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col a {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.55);
  padding: var(--space-xs) 0;
  transition: color var(--duration-fast) var(--ease-smooth);
}

.footer-col a:hover {
  color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.35);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.35);
}

.footer-bottom-links a:hover {
  color: rgba(255, 255, 255, 0.7);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.5);
  transition: background var(--duration-fast) var(--ease-smooth),
              color var(--duration-fast) var(--ease-smooth);
}

.footer-social a:hover {
  background: rgba(var(--color-primary-rgb), 0.3);
  color: #fff;
}


/* ----------------------------------------------------------
   11. FLOATING BUTTONS
   ---------------------------------------------------------- */
.float-btn-group {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  z-index: var(--z-float);
}

.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 4px 20px rgba(31, 38, 135, 0.12);
  color: var(--color-primary);
  font-size: 20px;
  cursor: pointer;
  transition:
    transform var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-fast) var(--ease-smooth),
    background var(--duration-fast) var(--ease-smooth);
  position: relative;
}

.float-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(31, 38, 135, 0.18);
  background: rgba(255, 255, 255, 0.85);
}

/* Back-to-top with progress ring */
.float-btn-top {
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--duration-normal) var(--ease-smooth),
    transform var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-fast) var(--ease-smooth);
}

.float-btn-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.float-btn-top .progress-ring {
  position: absolute;
  inset: -3px;
  width: 58px;
  height: 58px;
  transform: rotate(-90deg);
}

.float-btn-top .progress-ring circle {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}

.float-btn-top .progress-ring .ring-bg {
  stroke: rgba(var(--color-primary-rgb), 0.1);
}

.float-btn-top .progress-ring .ring-fill {
  stroke: var(--color-primary);
  stroke-dasharray: 163;
  stroke-dashoffset: 163;
  transition: stroke-dashoffset 50ms linear;
}

/* AI Chat FAB */
.float-btn-chat {
  background: rgba(var(--color-primary-rgb), 0.82);
  color: #fff;
  box-shadow: 0 4px 20px rgba(var(--color-primary-rgb), 0.3);
}

.float-btn-chat:hover {
  background: rgba(var(--color-primary-rgb), 0.92);
  box-shadow: 0 6px 28px rgba(var(--color-primary-rgb), 0.4);
  color: #fff;
}

.float-btn-chat .chat-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 18px;
  height: 18px;
  background: var(--color-coral);
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255, 255, 255, 0.8);
}


/* ----------------------------------------------------------
   12. COOKIE CONSENT BANNER
   ---------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-toast);
  padding: var(--space-lg) var(--space-xl);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(28px) saturate(200%);
  -webkit-backdrop-filter: blur(28px) saturate(200%);
  border-top: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 -4px 24px rgba(31, 38, 135, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-smooth);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  flex: 1;
}

.cookie-banner p a {
  font-weight: 600;
  text-decoration: underline;
}

.cookie-banner .cookie-actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}


/* ----------------------------------------------------------
   13. MODAL / OVERLAY
   ---------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(30, 27, 75, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-smooth);
}

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

.modal {
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(32px) saturate(200%);
  -webkit-backdrop-filter: blur(32px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-2xl);
  box-shadow: 0 24px 80px rgba(31, 38, 135, 0.18);
  padding: var(--space-2xl);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--duration-normal) var(--ease-bounce);
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.modal-header h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.04);
  color: var(--color-text-muted);
  font-size: 18px;
  transition: background var(--duration-fast) var(--ease-smooth);
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.08);
}

.modal-body {
  margin-bottom: var(--space-lg);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}


/* ----------------------------------------------------------
   14. COUNTER ANIMATION KEYFRAMES
   ---------------------------------------------------------- */
@keyframes counter-pop {
  0%   { transform: scale(0.5); opacity: 0; }
  60%  { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

.counter-animate {
  animation: counter-pop 0.6s var(--ease-bounce) forwards;
}

@keyframes counter-tick {
  0%, 100% { transform: translateY(0); }
  25%      { transform: translateY(-2px); }
  75%      { transform: translateY(1px); }
}

.counter-tick {
  animation: counter-tick 0.15s ease-in-out;
}


/* ----------------------------------------------------------
   15. LIGHT SWEEP ANIMATION
   ---------------------------------------------------------- */
@keyframes light-sweep {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.light-sweep,
.hero-badge,
.card-badge-float .float-badge {
  background-size: 200% 100%;
}

@keyframes shimmer {
  0% {
    mask-position: -200%;
    -webkit-mask-position: -200%;
  }
  100% {
    mask-position: 200%;
    -webkit-mask-position: 200%;
  }
}

.shimmer-effect {
  position: relative;
}

.shimmer-effect::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255, 255, 255, 0.5) 50%,
    transparent 60%
  );
  background-size: 200% 100%;
  animation: light-sweep 3s ease-in-out infinite;
  pointer-events: none;
  border-radius: inherit;
}


/* ----------------------------------------------------------
   16. SCROLL ENTRANCE ANIMATIONS
   ---------------------------------------------------------- */
@keyframes fade-in-up {
  0% {
    opacity: 0;
    transform: translateY(24px);
    filter: blur(6px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes fade-in {
  0%   { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes slide-in-left {
  0% {
    opacity: 0;
    transform: translateX(-24px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
    filter: blur(0);
  }
}

@keyframes slide-in-right {
  0% {
    opacity: 0;
    transform: translateX(24px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
    filter: blur(0);
  }
}

@keyframes scale-in {
  0% {
    opacity: 0;
    transform: scale(0.92);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}

/* Scroll-triggered animation classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  filter: blur(6px);
  transition:
    opacity var(--duration-slow) var(--ease-smooth),
    transform var(--duration-slow) var(--ease-smooth),
    filter var(--duration-slow) var(--ease-smooth);
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Staggered delays for grid children */
.animate-on-scroll.delay-1 { transition-delay: 100ms; }
.animate-on-scroll.delay-2 { transition-delay: 200ms; }
.animate-on-scroll.delay-3 { transition-delay: 300ms; }
.animate-on-scroll.delay-4 { transition-delay: 400ms; }
.animate-on-scroll.delay-5 { transition-delay: 500ms; }
.animate-on-scroll.delay-6 { transition-delay: 600ms; }


/* ----------------------------------------------------------
   17. RESPONSIVE BREAKPOINTS
   ---------------------------------------------------------- */

/* >= 1440px: Large screens — wider spacing */
@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }

  .section {
    padding: var(--space-5xl) 0;
  }

  .hero h1 {
    font-size: 64px;
  }
}

/* <= 1024px: Tablets landscape */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero h1 {
    font-size: var(--font-size-4xl);
  }

  .hero-stats {
    gap: var(--space-xl);
  }

  .steps-horizontal {
    flex-wrap: wrap;
  }

  .steps-horizontal .card-step:not(:last-child)::after {
    display: none;
  }
}

/* <= 768px: Tablets portrait / large phones */
@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
    --font-size-5xl: 36px;
    --font-size-4xl: 30px;
    --font-size-3xl: 26px;
    --font-size-2xl: 22px;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .section-header {
    margin-bottom: var(--space-2xl);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  /* Nav: switch to mobile */
  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-toggle { display: flex; }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
  }

  .hero h1 {
    font-size: var(--font-size-3xl);
  }

  .hero-desc {
    font-size: var(--font-size-base);
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .hero-stat-number {
    font-size: var(--font-size-3xl);
  }

  .hero-actions {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .hero-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-bottom-links {
    justify-content: center;
  }

  .cookie-banner {
    flex-direction: column;
    text-align: center;
    padding: var(--space-md);
  }

  .cookie-banner .cookie-actions {
    width: 100%;
    justify-content: center;
  }

  .card-compare .compare-grid {
    grid-template-columns: 1fr;
  }

  .card-big-number .big-num {
    font-size: 48px;
  }

  .float-btn-group {
    bottom: var(--space-md);
    right: var(--space-md);
  }

  .modal {
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    max-height: 85vh;
  }

  .radio-card-group {
    grid-template-columns: 1fr;
  }
}

/* <= 375px: Small phones */
@media (max-width: 375px) {
  :root {
    --font-size-5xl: 28px;
    --font-size-4xl: 24px;
    --font-size-3xl: 22px;
    --font-size-2xl: 20px;
    --font-size-base: 15px;
    --font-size-sm: 14px;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .glass-card {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
  }

  .card-big-number .big-num {
    font-size: 40px;
  }

  .hero-badge {
    font-size: var(--font-size-xs);
  }

  .card-quote {
    padding: var(--space-lg);
  }

  .card-quote blockquote {
    font-size: var(--font-size-base);
  }

  .nav-glass {
    padding: 0 var(--space-md);
  }

  .nav-brand {
    font-size: var(--font-size-lg);
  }
}


/* ----------------------------------------------------------
   18. MOBILE-FIRST TOUCH & ACCESSIBILITY
   ---------------------------------------------------------- */

/* Ensure minimum font size and touch targets */
body {
  font-size: max(var(--font-size-base), 14px);
  line-height: max(var(--line-height), 1.6);
}

/* Touch targets */
a, button, input, select, textarea, .radio-card, .slider-captcha .slider-handle {
  min-height: 44px;
}

/* Inline links can be smaller */
p a, span a, li a {
  min-height: auto;
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
}

/* High contrast */
@media (prefers-contrast: high) {
  .glass-card,
  .nav-glass {
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid rgba(0, 0, 0, 0.2);
  }

  .form-input,
  .form-select,
  .form-textarea {
    border: 2px solid rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.95);
  }
}


/* ----------------------------------------------------------
   19. PRINT STYLES
   ---------------------------------------------------------- */
@media print {
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
    color: #000;
  }

  body::before,
  body::after {
    display: none !important;
  }

  .nav-glass,
  .float-btn-group,
  .cookie-banner,
  .modal-overlay,
  .nav-toggle,
  .nav-mobile-menu {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 20pt 0;
  }

  .section {
    padding: 20pt 0;
    page-break-inside: avoid;
  }

  .glass-card {
    border: 1px solid #ccc;
    page-break-inside: avoid;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 10pt;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 0.8em;
    color: #666;
  }

  .footer {
    padding: 20pt 0;
    background: #f5f5f5 !important;
  }

  .btn { border: 1px solid #999; }

  img { max-width: 100% !important; }
}


/* ----------------------------------------------------------
   20. UTILITY CLASSES
   ---------------------------------------------------------- */

/* Text alignment */
.text-left   { text-align: left; }
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* Text color */
.text-primary   { color: var(--color-primary); }
.text-coral     { color: var(--color-coral); }
.text-mint      { color: var(--color-mint); }
.text-lavender  { color: var(--color-lavender); }
.text-muted     { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-white     { color: #fff; }

/* Font weight */
.font-normal  { font-weight: 400; }
.font-medium  { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold    { font-weight: 700; }

/* Font size */
.text-xs  { font-size: var(--font-size-xs); }
.text-sm  { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg  { font-size: var(--font-size-lg); }
.text-xl  { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-lavender));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Display */
.d-none    { display: none; }
.d-block   { display: block; }
.d-flex    { display: flex; }
.d-grid    { display: grid; }
.d-inline  { display: inline; }
.d-inline-flex { display: inline-flex; }

/* Flex utilities */
.flex-row    { flex-direction: row; }
.flex-col    { flex-direction: column; }
.flex-wrap   { flex-wrap: wrap; }
.items-center   { align-items: center; }
.items-start    { align-items: flex-start; }
.items-end      { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end    { justify-content: flex-end; }
.gap-xs  { gap: var(--space-xs); }
.gap-sm  { gap: var(--space-sm); }
.gap-md  { gap: var(--space-md); }
.gap-lg  { gap: var(--space-lg); }
.gap-xl  { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }
.flex-1  { flex: 1; }

/* Spacing */
.m-0  { margin: 0; }
.mt-xs  { margin-top: var(--space-xs); }
.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mt-xl  { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }
.mb-xs  { margin-bottom: var(--space-xs); }
.mb-sm  { margin-bottom: var(--space-sm); }
.mb-md  { margin-bottom: var(--space-md); }
.mb-lg  { margin-bottom: var(--space-lg); }
.mb-xl  { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-0  { padding: 0; }
.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }
.p-2xl { padding: var(--space-2xl); }
.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

/* Width / height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.max-w-sm  { max-width: 480px; }
.max-w-md  { max-width: 640px; }
.max-w-lg  { max-width: 800px; }
.max-w-xl  { max-width: 1024px; }

/* Border radius */
.rounded-sm  { border-radius: var(--radius-sm); }
.rounded-md  { border-radius: var(--radius-md); }
.rounded-lg  { border-radius: var(--radius-lg); }
.rounded-xl  { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-pill { border-radius: var(--radius-pill); }
.rounded-full { border-radius: 50%; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto   { overflow: auto; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed; }
.sticky   { position: sticky; }

/* Z-index */
.z-0  { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }

/* Opacity */
.opacity-0   { opacity: 0; }
.opacity-50  { opacity: 0.5; }
.opacity-75  { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Visual */
.shadow-none  { box-shadow: none; }
.shadow-sm    { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06); }
.shadow-md    { box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); }
.shadow-lg    { box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12); }

/* Truncation */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

/* Divider */
.divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
  margin: var(--space-xl) 0;
}

/* Aspect ratio containers */
.aspect-video { aspect-ratio: 16 / 9; }
.aspect-square { aspect-ratio: 1; }
.aspect-4-3 { aspect-ratio: 4 / 3; }

/* List styles */
.list-disc li {
  padding-left: var(--space-md);
  position: relative;
  margin-bottom: var(--space-xs);
}

.list-disc li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}

.list-check li {
  padding-left: var(--space-xl);
  position: relative;
  margin-bottom: var(--space-sm);
}

.list-check li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--color-mint);
  font-weight: 700;
}

/* Scroll snap for horizontal carousels */
.scroll-snap-x {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.scroll-snap-x::-webkit-scrollbar {
  display: none;
}

.scroll-snap-item {
  scroll-snap-align: start;
  flex-shrink: 0;
}

/* Badge utility */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-pill);
  line-height: 1.5;
}

.badge-primary {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
}

.badge-coral {
  color: var(--color-coral);
  background: rgba(var(--color-coral-rgb), 0.08);
}

.badge-mint {
  color: var(--color-mint);
  background: rgba(var(--color-mint-rgb), 0.08);
}

.badge-lavender {
  color: var(--color-lavender);
  background: rgba(var(--color-lavender-rgb), 0.08);
}

/* Tooltip */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-xs);
  color: #fff;
  background: rgba(30, 27, 75, 0.9);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--duration-fast) var(--ease-smooth),
    transform var(--duration-fast) var(--ease-smooth);
}

.tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    rgba(var(--color-primary-rgb), 0.04) 25%,
    rgba(var(--color-primary-rgb), 0.08) 50%,
    rgba(var(--color-primary-rgb), 0.04) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-wave 1.8s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-wave {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--space-sm);
}

.skeleton-heading {
  height: 24px;
  width: 60%;
  margin-bottom: var(--space-md);
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.skeleton-img {
  width: 100%;
  height: 200px;
}

/* Notification dot */
.dot-online {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-mint);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
}

/* Separator with text */
.separator-text {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.separator-text::before,
.separator-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
}

/* Blur overlay for sections */
.blur-section-top::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, var(--color-bg-page), transparent);
  z-index: 2;
  pointer-events: none;
}