/* ============================================
   NutriAI Pro — Design System v2
   Light Theme + Bento Grid + Soft Neumorphism
   Warm off-white, muted green accent, modern 2026
   ============================================ */

/* === Self-hosted variable fonts (replaces Google Fonts @import) === */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/fonts/InterVariable.woff2') format('woff2-variations'),
       url('/fonts/InterVariable.woff2') format('woff2');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/fonts/Outfit.woff2') format('woff2-variations'),
       url('/fonts/Outfit.woff2') format('woff2');
}

/* --- Custom Properties --- */
:root {
  /* Warm Light Palette */
  --color-bg: #FAFAF8;
  --color-bg-secondary: #F3F2EF;
  --color-bg-card: #FFFFFF;
  --color-bg-card-hover: #FFFFFF;
  --color-surface: #F7F7F5;
  --color-border: rgba(0, 0, 0, 0.06);
  --color-border-hover: rgba(0, 0, 0, 0.12);

  /* Brand */
  --color-primary: #10B981;
  --color-primary-light: #34D399;
  --color-primary-dark: #059669;
  --color-primary-bg: rgba(16, 185, 129, 0.08);
  --color-primary-glow: rgba(16, 185, 129, 0.15);
  --color-secondary: #8B5CF6;
  --color-secondary-light: #A78BFA;
  --color-secondary-bg: rgba(139, 92, 246, 0.08);
  --color-accent: #0EA5E9;
  --color-accent-bg: rgba(14, 165, 233, 0.08);
  --color-warm: #F59E0B;
  --color-warm-bg: rgba(245, 158, 11, 0.08);
  --color-rose: #F43F5E;
  --color-rose-bg: rgba(244, 63, 94, 0.08);

  /* Text */
  --color-text: #1a1a2e;
  --color-text-secondary: #64748B;
  --color-text-muted: #64748B; /* WCAG AA — was #94A3B8 (2.6:1 fail) → 5.3:1 */

  /* Status */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #10B981, #0EA5E9);
  --gradient-secondary: linear-gradient(135deg, #8B5CF6, #EC4899);
  --gradient-warm: linear-gradient(135deg, #F59E0B, #EF4444);
  --gradient-hero-bg: linear-gradient(180deg, #FAFAF8 0%, #F0FDF4 50%, #FAFAF8 100%);
  --gradient-card: linear-gradient(135deg, #FFFFFF, #F8FAFC);
  --gradient-cta-glow: radial-gradient(300px circle, rgba(16, 185, 129, 0.12), transparent 60%);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Radius */
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows (soft neumorphism) */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.05), 0 1px 4px rgba(0,0,0,0.03);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.03);
  --shadow-xl: 0 16px 50px rgba(0,0,0,0.08);
  --shadow-soft: 6px 6px 20px rgba(0,0,0,0.04), -4px -4px 16px rgba(255,255,255,0.8);
  --shadow-inset: inset 2px 2px 6px rgba(0,0,0,0.04), inset -2px -2px 6px rgba(255,255,255,0.7);
  --shadow-glow-green: 0 4px 30px rgba(16, 185, 129, 0.15);
  --shadow-glow-purple: 0 4px 30px rgba(139, 92, 246, 0.12);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;
}

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary-dark); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary); }
button { cursor: pointer; font-family: var(--font-body); border: none; outline: none; }

/* --- Container --- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-xl); }
.container--narrow { max-width: var(--container-narrow); }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--color-text); }
h1 { font-size: clamp(2.5rem, 6vw, 3.8rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); }

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-secondary {
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-center { text-align: center; }
.text-muted { color: var(--color-text-secondary); }

/* --- Section --- */
.section { padding: var(--space-4xl) 0; position: relative; }
.section-header { text-align: center; margin-bottom: var(--space-3xl); }
.section-header p { color: var(--color-text-secondary); font-size: 1.1rem; margin-top: var(--space-md); max-width: 550px; margin-left: auto; margin-right: auto; }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px;
  background: var(--color-primary-bg);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-base);
  position: relative;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-glow-green);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(16, 185, 129, 0.25);
  color: #fff;
}

.btn-secondary {
  background: var(--color-bg-card);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-lg { padding: 18px 40px; font-size: 1.1rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 10px 20px; font-size: 0.9rem; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; }

/* --- Bento Card --- */
.bento-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.bento-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-border-hover);
}

/* Glass Card (for overlays) */
.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}
.glass-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-base);
  background: rgba(250, 250, 248, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.navbar.scrolled {
  background: rgba(250, 250, 248, 0.9);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text);
}
.navbar-brand .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.navbar-links { display: flex; align-items: center; gap: var(--space-xl); list-style: none; }
.navbar-links a { color: var(--color-text-secondary); font-size: 0.95rem; font-weight: 500; }
.navbar-links a:hover { color: var(--color-text); }
.navbar-cta { display: flex; align-items: center; gap: var(--space-md); }
.mobile-menu-btn { display: none; background: none; color: var(--color-text); font-size: 1.5rem; }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
  background: var(--gradient-hero-bg);
}

.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-bg .orb { position: absolute; border-radius: 50%; filter: blur(120px); }
.hero-bg .orb-1 { width: 600px; height: 600px; background: rgba(16, 185, 129, 0.08); top: -150px; right: -100px; animation: float 10s ease-in-out infinite; }
.hero-bg .orb-2 { width: 500px; height: 500px; background: rgba(139, 92, 246, 0.06); bottom: -100px; left: -150px; animation: float 10s ease-in-out infinite reverse; }
.hero-bg .orb-3 { width: 400px; height: 400px; background: rgba(14, 165, 233, 0.05); top: 40%; left: 40%; animation: float 12s ease-in-out infinite; }

.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; position: relative; z-index: 1; }
.hero-content { max-width: 580px; }

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 18px;
  background: var(--color-primary-bg);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  font-weight: 600;
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.6s ease;
}
.hero-tag .pulse-dot { width: 8px; height: 8px; background: var(--color-primary); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }

.hero h1 { margin-bottom: var(--space-lg); animation: fadeInUp 0.6s ease 0.1s both; }
.hero-subtitle { font-size: 1.15rem; color: var(--color-text-secondary); margin-bottom: var(--space-2xl); line-height: 1.7; animation: fadeInUp 0.6s ease 0.2s both; }
.hero-actions { display: flex; gap: var(--space-md); margin-bottom: var(--space-2xl); animation: fadeInUp 0.6s ease 0.3s both; }

.hero-stats { display: flex; gap: var(--space-2xl); animation: fadeInUp 0.6s ease 0.4s both; }
.hero-stat .number { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: var(--color-primary-dark); }
.hero-stat .label { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 2px; }

/* Phone Mockup */
.hero-visual { display: flex; justify-content: center; align-items: center; animation: fadeInUp 0.8s ease 0.3s both; }

.phone-mockup {
  width: 290px;
  height: 600px;
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: 40px;
  padding: 10px;
  box-shadow: var(--shadow-xl), 0 0 80px rgba(16, 185, 129, 0.08);
}
.phone-screen { width: 100%; height: 100%; background: var(--color-surface); border-radius: 32px; overflow: hidden; }
.phone-notch { width: 110px; height: 26px; background: #fff; border-radius: 0 0 14px 14px; margin: 0 auto; }
.phone-content { padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.phone-header { display: flex; align-items: center; justify-content: space-between; padding: 6px 0; }
.phone-greeting { font-size: 0.72rem; color: var(--color-text-muted); }
.phone-greeting strong { display: block; font-size: 0.95rem; color: var(--color-text); }
.phone-avatar { width: 34px; height: 34px; background: var(--gradient-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.85rem; color: #fff; }

.phone-card-mini {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 12px;
}
.phone-card-mini .card-label { font-size: 0.68rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.phone-card-mini .card-value { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; color: var(--color-text); margin-top: 3px; }
.phone-card-mini .card-bar { height: 5px; background: var(--color-surface); border-radius: 3px; margin-top: 8px; overflow: hidden; }
.phone-card-mini .card-bar-fill { height: 100%; border-radius: 3px; animation: barFill 2s ease 1s both; }

.phone-meal-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 8px;
}
.phone-meal-icon { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.phone-meal-info { flex: 1; }
.phone-meal-name { font-size: 0.78rem; font-weight: 600; color: var(--color-text); }
.phone-meal-cal { font-size: 0.68rem; color: var(--color-text-muted); }
.phone-meal-score { font-size: 0.78rem; font-weight: 700; color: var(--color-primary); }

/* --- Demo Section --- */
.demo-section { background: var(--color-bg-secondary); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.demo-container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; }

.demo-dropzone {
  border: 2px dashed rgba(0,0,0,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  background: rgba(255,255,255,0.5);
}
.demo-dropzone:hover { border-color: var(--color-primary); background: var(--color-primary-bg); }
.demo-dropzone.dragover { border-color: var(--color-primary); background: var(--color-primary-bg); transform: scale(1.02); }
.demo-dropzone-icon { font-size: 3rem; margin-bottom: var(--space-md); }
.demo-dropzone h3 { margin-bottom: var(--space-sm); }
.demo-dropzone p { color: var(--color-text-muted); font-size: 0.9rem; }
.demo-dropzone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.demo-preview { display: none; } .demo-preview.active { display: block; }
.demo-preview img { width: 100%; border-radius: var(--radius-lg); max-height: 400px; object-fit: cover; }

.demo-spinner { width: 48px; height: 48px; border: 3px solid var(--color-border); border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto var(--space-md); }

.result-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: var(--space-xl); box-shadow: var(--shadow-md); }
.result-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-lg); }
.result-dish-name { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; }

.health-score-badge { display: flex; align-items: center; gap: var(--space-xs); padding: 6px 14px; border-radius: var(--radius-full); font-weight: 700; font-size: 0.9rem; }
.health-score-badge.good { background: rgba(16, 185, 129, 0.1); color: var(--color-success); border: 1px solid rgba(16, 185, 129, 0.2); }
.health-score-badge.medium { background: rgba(245, 158, 11, 0.1); color: var(--color-warning); border: 1px solid rgba(245, 158, 11, 0.2); }
.health-score-badge.low { background: rgba(239, 68, 68, 0.1); color: var(--color-error); border: 1px solid rgba(239, 68, 68, 0.2); }

.macros-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); margin-bottom: var(--space-lg); }
.macro-item { text-align: center; padding: var(--space-md); background: var(--color-surface); border-radius: var(--radius-md); }
.macro-value { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; }
.macro-label { font-size: 0.75rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 4px; }
.macro-item.calories .macro-value { color: var(--color-primary-dark); }
.macro-item.protein .macro-value { color: #2563EB; }
.macro-item.fats .macro-value { color: #D97706; }
.macro-item.carbs .macro-value { color: #7C3AED; }

.result-recommendation {
  background: var(--color-primary-bg);
  border: 1px solid rgba(16, 185, 129, 0.12);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.result-recommendation strong { color: var(--color-primary-dark); }

/* --- Problem/Solution (Bento Grid) --- */
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
.problem-list, .solution-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-md); }
.problem-list li {
  display: flex; align-items: flex-start; gap: var(--space-md); padding: var(--space-md);
  background: var(--color-rose-bg); border: 1px solid rgba(244, 63, 94, 0.08);
  border-radius: var(--radius-md); font-size: 0.95rem;
}
.solution-list li {
  display: flex; align-items: flex-start; gap: var(--space-md); padding: var(--space-md);
  background: var(--color-primary-bg); border: 1px solid rgba(16, 185, 129, 0.08);
  border-radius: var(--radius-md); font-size: 0.95rem;
}
.problem-list .icon, .solution-list .icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }

/* --- Steps --- */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); position: relative; }
.steps-grid::before { content: ''; position: absolute; top: 60px; left: 18%; right: 18%; height: 2px; background: var(--gradient-primary); opacity: 0.2; }
.step-card { text-align: center; position: relative; z-index: 1; background: #fff; }
.step-number {
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 1.4rem; font-weight: 800;
  margin: 0 auto var(--space-lg);
  box-shadow: var(--shadow-soft);
}
.step-card:nth-child(1) .step-number { background: var(--color-primary-bg); color: var(--color-primary-dark); }
.step-card:nth-child(2) .step-number { background: var(--color-secondary-bg); color: var(--color-secondary); }
.step-card:nth-child(3) .step-number { background: var(--color-accent-bg); color: var(--color-accent); }
.step-icon { font-size: 2.2rem; margin-bottom: var(--space-md); }
.step-card p { color: var(--color-text-secondary); font-size: 0.9rem; }

/* --- Features (Bento Grid) --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-lg);
}
.features-grid .bento-card:nth-child(1) { grid-column: span 2; }
.features-grid .bento-card:nth-child(4) { grid-column: span 2; }

.feature-card { padding: var(--space-2xl); }
.feature-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: var(--space-lg);
}
.feature-card:nth-child(1) .feature-icon { background: var(--color-primary-bg); }
.feature-card:nth-child(2) .feature-icon { background: var(--color-secondary-bg); }
.feature-card:nth-child(3) .feature-icon { background: var(--color-accent-bg); }
.feature-card:nth-child(4) .feature-icon { background: var(--color-warm-bg); }
.feature-card:nth-child(5) .feature-icon { background: var(--color-rose-bg); }
.feature-card h3 { margin-bottom: var(--space-sm); }
.feature-card p { color: var(--color-text-secondary); font-size: 0.9rem; line-height: 1.6; }

.feature-tag {
  display: inline-block; margin-top: var(--space-md); padding: 4px 12px;
  background: var(--color-primary-bg); border-radius: var(--radius-full);
  font-size: 0.75rem; color: var(--color-primary-dark); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
}

/* --- Cases --- */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.case-card { padding: var(--space-2xl); background: #fff; }
.case-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--gradient-secondary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.1rem; margin-bottom: var(--space-md);
}
.case-result { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800; color: var(--color-primary-dark); margin-bottom: var(--space-sm); }
.case-name { font-weight: 600; margin-bottom: var(--space-xs); }
.case-period { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: var(--space-md); }
.case-text { color: var(--color-text-secondary); font-size: 0.9rem; line-height: 1.6; font-style: italic; }
.case-stars { margin-top: var(--space-md); color: #F59E0B; font-size: 1rem; letter-spacing: 2px; }

/* --- Pricing --- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); align-items: start; }
.pricing-card { padding: var(--space-2xl); text-align: center; background: #fff; }
.pricing-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(16,185,129,0.03), #fff);
  transform: scale(1.04);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(16, 185, 129, 0.06);
}
.pricing-card.featured::before {
  content: '⭐ Популярный';
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  padding: 6px 18px; background: var(--gradient-primary); color: #fff;
  font-size: 0.8rem; font-weight: 700; border-radius: var(--radius-full);
}
.pricing-plan { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; margin-bottom: var(--space-sm); }
.pricing-price { font-family: var(--font-heading); font-size: 2.8rem; font-weight: 800; margin-bottom: var(--space-xs); color: var(--color-text); }
.pricing-price .currency { font-size: 1.3rem; vertical-align: top; }
.pricing-price .period { font-size: 1rem; color: var(--color-text-muted); font-weight: 400; }
.pricing-desc { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: var(--space-xl); }
.pricing-features { list-style: none; text-align: left; margin-bottom: var(--space-xl); display: flex; flex-direction: column; gap: var(--space-sm); }
.pricing-features li { display: flex; align-items: center; gap: var(--space-sm); font-size: 0.9rem; color: var(--color-text-secondary); }
.pricing-features li .check { color: var(--color-primary); font-weight: 700; }
.pricing-features li .cross { color: var(--color-text-muted); }
.pricing-features li.disabled { color: var(--color-text-muted); text-decoration: line-through; opacity: 0.5; }

/* --- Lead Magnet --- */
.lead-magnet {
  background: linear-gradient(135deg, rgba(16,185,129,0.06), rgba(14,165,233,0.06));
  border: 1px solid rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
  position: relative; overflow: hidden;
}
.lead-magnet > * { position: relative; z-index: 1; }
.lead-magnet h2 { margin-bottom: var(--space-md); }
.lead-magnet p { color: var(--color-text-secondary); font-size: 1.1rem; margin-bottom: var(--space-xl); max-width: 500px; margin-left: auto; margin-right: auto; }

/* --- FAQ --- */
.faq-list { max-width: 700px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--space-md); }
.faq-item { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition-base); box-shadow: var(--shadow-sm); }
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: var(--space-lg); cursor: pointer; font-weight: 600; font-size: 1rem; background: none; width: 100%; color: var(--color-text); text-align: left; }
.faq-question .faq-toggle { font-size: 1.2rem; transition: transform var(--transition-base); color: var(--color-primary); }
.faq-item.active .faq-toggle { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-base); }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 var(--space-lg) var(--space-lg); color: var(--color-text-secondary); line-height: 1.7; font-size: 0.95rem; }

/* --- Footer --- */
.footer { border-top: 1px solid var(--color-border); padding: var(--space-3xl) 0 var(--space-xl); background: var(--color-bg-secondary); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-3xl); margin-bottom: var(--space-2xl); }
.footer-brand p { color: var(--color-text-muted); font-size: 0.9rem; margin-top: var(--space-md); line-height: 1.6; }
.footer-social { display: flex; gap: var(--space-md); margin-top: var(--space-lg); }
.footer-social a {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 1.1rem; transition: all var(--transition-base); box-shadow: var(--shadow-sm);
}
.footer-social a:hover { border-color: var(--color-primary); background: var(--color-primary-bg); transform: translateY(-2px); }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--color-text); margin-bottom: var(--space-lg); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-col ul a { color: var(--color-text-muted); font-size: 0.9rem; }
.footer-col ul a:hover { color: var(--color-primary-dark); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: var(--space-lg); display: flex; align-items: center; justify-content: space-between; font-size: 0.85rem; color: var(--color-text-muted); }

/* --- Animations --- */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes float { 0%, 100% { transform: translate(0, 0); } 33% { transform: translate(20px, -20px); } 66% { transform: translate(-15px, 15px); } }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.5); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes barFill { from { width: 0; } }

.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-actions, .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .pricing-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .features-grid .bento-card:nth-child(1), .features-grid .bento-card:nth-child(4) { grid-column: span 1; }
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-md); }
  .section { padding: var(--space-3xl) 0; }
  .navbar-links { display: none; }
  .mobile-menu-btn { display: block; }
  .demo-container, .problem-grid { grid-template-columns: 1fr; }
  .steps-grid, .cases-grid, .pricing-grid, .features-grid { grid-template-columns: 1fr; }
  .steps-grid::before { display: none; }
  .pricing-grid { max-width: 400px; margin: 0 auto; }
  .macros-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; align-items: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
}

/* --- Utilities --- */
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.2); }
::selection { background: rgba(16, 185, 129, 0.2); color: var(--color-text); }


/* WCAG 2.4.7 — visible focus indicator for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--color-primary, #10B981);
  outline-offset: 2px;
  border-radius: 4px;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary, #10B981);
  outline-offset: 2px;
}

/* Skip-to-content link (WCAG 2.4.1) — invisible until focused */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 12px 20px;
  background: var(--color-primary, #10B981);
  color: white;
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus {
  left: 0;
}
/* EN locale override for popular badge */
html[lang="en"] .pricing-card.featured::before { content: '⭐ Popular'; }