/* ScamCheck UK - Design System */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  --bg-primary: #0b1120;
  --bg-secondary: #0f172a;
  --bg-surface: #1e293b;
  --bg-surface-2: #263348;
  --bg-card: #1a2540;
  --bg-card-hover: #1e2d4d;
  --border-color: #2d3f5c;
  --border-light: #374f6e;

  --accent-blue: #1d4ed8;
  --accent-blue-light: #3b82f6;
  --accent-orange: #f97316;
  --accent-orange-dark: #ea6c09;
  --accent-green: #10b981;
  --accent-green-dark: #059669;
  --accent-red: #ef4444;
  --accent-red-dark: #dc2626;
  --accent-yellow: #f59e0b;
  --accent-purple: #8b5cf6;

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.6);
  --shadow-glow-orange: 0 0 30px rgba(249,115,22,0.25);
  --shadow-glow-green: 0 0 30px rgba(16,185,129,0.25);
  --shadow-glow-red: 0 0 30px rgba(239,68,68,0.25);

  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: var(--font-sans); cursor: pointer; border: none; outline: none; }
input, textarea, select { font-family: var(--font-sans); outline: none; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

.text-gradient {
  background: linear-gradient(135deg, #f97316 0%, #fbbf24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-blue {
  background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.section-lg { padding: 120px 0; }

/* ===== NAVIGATION ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 17, 32, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.3rem;
  white-space: nowrap;
}

.navbar-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-orange), #fbbf24);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.navbar-logo span { color: var(--text-primary); }
.navbar-logo span .highlight { color: var(--accent-orange); }

.navbar-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}

.navbar-links a {
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}

.navbar-links a:hover, .navbar-links a.active {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-secondary);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid transparent;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-menu a:hover {
  color: var(--text-primary);
  background: var(--bg-surface);
  border-color: var(--border-color);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
  text-decoration: none;
}

.btn-sm {
  padding: 7px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-xl {
  padding: 18px 48px;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
  font-weight: 700;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-orange), #fbbf24);
  color: #0f172a;
  box-shadow: 0 4px 15px rgba(249,115,22,0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-orange-dark), #f59e0b);
  box-shadow: 0 6px 20px rgba(249,115,22,0.5);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-surface-2);
  border-color: var(--border-light);
}

.btn-outline {
  background: transparent;
  color: var(--accent-orange);
  border: 1.5px solid var(--accent-orange);
}

.btn-outline:hover {
  background: var(--accent-orange);
  color: #0f172a;
}

.btn-green {
  background: linear-gradient(135deg, var(--accent-green), #34d399);
  color: #0f172a;
  box-shadow: 0 4px 15px rgba(16,185,129,0.3);
}

.btn-green:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16,185,129,0.45);
}

.btn-red {
  background: linear-gradient(135deg, var(--accent-red), #f87171);
  color: #fff;
  box-shadow: 0 4px 15px rgba(239,68,68,0.3);
}

.btn-red:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(239,68,68,0.45);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn-full { width: 100%; }

/* ===== BADGE ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-orange { background: rgba(249,115,22,0.15); color: var(--accent-orange); border: 1px solid rgba(249,115,22,0.3); }
.badge-green { background: rgba(16,185,129,0.15); color: var(--accent-green); border: 1px solid rgba(16,185,129,0.3); }
.badge-red { background: rgba(239,68,68,0.15); color: var(--accent-red); border: 1px solid rgba(239,68,68,0.3); }
.badge-yellow { background: rgba(245,158,11,0.15); color: var(--accent-yellow); border: 1px solid rgba(245,158,11,0.3); }
.badge-blue { background: rgba(59,130,246,0.15); color: var(--accent-blue-light); border: 1px solid rgba(59,130,246,0.3); }
.badge-purple { background: rgba(139,92,246,0.15); color: var(--accent-purple); border: 1px solid rgba(139,92,246,0.3); }

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.card-hover:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.card-sm { padding: 20px; border-radius: var(--radius-md); }
.card-lg { padding: 40px; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 22px; }

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-label .required { color: var(--accent-red); margin-left: 3px; }

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition);
  appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-blue-light);
  background: var(--bg-surface-2);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

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

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

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-select option { background: var(--bg-surface); color: var(--text-primary); }

.form-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; }
.form-error { font-size: 0.8rem; color: var(--accent-red); margin-top: 6px; display: none; }
.form-error.show { display: block; }

.form-input.error, .form-textarea.error { border-color: var(--accent-red); }

.input-icon-wrap { position: relative; }
.input-icon-wrap .input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}
.input-icon-wrap .form-input { padding-left: 42px; }

/* File upload */
.file-upload {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}

.file-upload:hover, .file-upload.drag-over {
  border-color: var(--accent-orange);
  background: rgba(249,115,22,0.05);
}

.file-upload input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.file-upload-icon { font-size: 2rem; color: var(--text-muted); margin-bottom: 10px; }
.file-upload-text { font-size: 0.95rem; color: var(--text-secondary); }
.file-upload-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; }

/* Checkbox & Radio */
.check-group { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.check-group input[type="checkbox"],
.check-group input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-orange);
  cursor: pointer;
}
.check-group label { font-size: 0.9rem; color: var(--text-secondary); cursor: pointer; }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 100px 24px 80px;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -60%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(29,78,216,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-orange);
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
  padding-top: 48px;
  border-top: 1px solid var(--border-color);
}

.hero-stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== RISK SCORE ===== */
.risk-score-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.risk-circle-wrap {
  position: relative;
  width: 180px;
  height: 180px;
}

.risk-circle-wrap svg {
  transform: rotate(-90deg);
  width: 180px;
  height: 180px;
}

.risk-circle-track { fill: none; stroke: var(--bg-surface); stroke-width: 10; }
.risk-circle-fill { fill: none; stroke-width: 10; stroke-linecap: round; transition: stroke-dashoffset 1.5s ease; }

.risk-score-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.risk-score-number {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
}

.risk-score-max { font-size: 0.85rem; color: var(--text-muted); }

.risk-verdict {
  font-size: 1.3rem;
  font-weight: 800;
  text-align: center;
  padding: 8px 24px;
  border-radius: var(--radius-full);
}

.risk-low { color: var(--accent-green); }
.risk-suspicious { color: var(--accent-yellow); }
.risk-scam { color: var(--accent-red); }

.risk-low-bg { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); }
.risk-suspicious-bg { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.3); }
.risk-scam-bg { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); }

/* ===== RED FLAGS LIST ===== */
.red-flag-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(239,68,68,0.07);
  border: 1px solid rgba(239,68,68,0.2);
  border-left: 3px solid var(--accent-red);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
}

.red-flag-icon { color: var(--accent-red); margin-top: 1px; flex-shrink: 0; font-size: 0.9rem; }

.green-flag-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(16,185,129,0.07);
  border: 1px solid rgba(16,185,129,0.2);
  border-left: 3px solid var(--accent-green);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
}

.green-flag-icon { color: var(--accent-green); margin-top: 1px; flex-shrink: 0; }

/* ===== NEXT STEPS ===== */
.next-step-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  transition: all var(--transition);
}

.next-step-item:hover { border-color: var(--border-light); }

.next-step-num {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-orange), #fbbf24);
  color: #0f172a;
  font-weight: 800;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 12px;
}

/* ===== FEATURES GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.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: 18px;
}

.feature-icon-orange { background: rgba(249,115,22,0.15); color: var(--accent-orange); }
.feature-icon-green { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.feature-icon-blue { background: rgba(59,130,246,0.15); color: var(--accent-blue-light); }
.feature-icon-red { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.feature-icon-purple { background: rgba(139,92,246,0.15); color: var(--accent-purple); }
.feature-icon-yellow { background: rgba(245,158,11,0.15); color: var(--accent-yellow); }

.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }

/* ===== HOW IT WORKS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  position: relative;
}

.step-item { text-align: center; }

.step-number {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-orange), #fbbf24);
  color: #0f172a;
  font-weight: 900;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 4px 20px rgba(249,115,22,0.35);
}

.step-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; }

/* ===== PRICING CARDS ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card.featured {
  border-color: var(--accent-orange);
  background: linear-gradient(135deg, var(--bg-card), rgba(249,115,22,0.05));
  box-shadow: 0 0 40px rgba(249,115,22,0.15);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-orange), #fbbf24);
  color: #0f172a;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.pricing-name {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  margin-bottom: 6px;
}

.pricing-currency { font-size: 1.5rem; font-weight: 700; color: var(--text-secondary); line-height: 1.4; }
.pricing-amount { font-size: 3.5rem; font-weight: 900; color: var(--text-primary); line-height: 1; }
.pricing-period { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 4px; }

.pricing-desc { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 28px; }

.pricing-features { margin-bottom: 28px; }
.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(45,63,92,0.5);
}
.pricing-feature:last-child { border-bottom: none; }
.pricing-feature .check { color: var(--accent-green); flex-shrink: 0; margin-top: 1px; }
.pricing-feature .cross { color: var(--text-muted); flex-shrink: 0; margin-top: 1px; }

/* ===== SCAM EDUCATION CARDS ===== */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}

.edu-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.edu-card-header {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--border-color);
}

.edu-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.edu-card-body { padding: 20px 24px 24px; }
.edu-card-body p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }

.edu-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  margin-right: 6px;
  margin-bottom: 6px;
}

/* ===== ALERT BOXES ===== */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.alert i { margin-top: 1px; flex-shrink: 0; font-size: 1rem; }

.alert-red { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.25); color: #fca5a5; }
.alert-red i { color: var(--accent-red); }
.alert-orange { background: rgba(249,115,22,0.08); border-color: rgba(249,115,22,0.25); color: #fdba74; }
.alert-orange i { color: var(--accent-orange); }
.alert-green { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.25); color: #6ee7b7; }
.alert-green i { color: var(--accent-green); }
.alert-blue { background: rgba(59,130,246,0.08); border-color: rgba(59,130,246,0.25); color: #93c5fd; }
.alert-blue i { color: var(--accent-blue-light); }

.alert-title { font-weight: 700; font-size: 0.9rem; margin-bottom: 4px; color: var(--text-primary); }
.alert-body { font-size: 0.875rem; line-height: 1.6; }

/* ===== DIVIDER ===== */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
  margin: 48px 0;
}

/* ===== TRUST STRIP ===== */
.trust-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 24px;
}

.trust-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-item i { font-size: 1.1rem; }
.trust-item.orange i { color: var(--accent-orange); }
.trust-item.green i { color: var(--accent-green); }
.trust-item.blue i { color: var(--accent-blue-light); }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 64px 24px 32px;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; margin-top: 16px; max-width: 280px; }

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.875rem; color: var(--text-secondary); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent-orange); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

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

.footer-legal { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-legal a { font-size: 0.8rem; color: var(--text-muted); transition: color var(--transition); }
.footer-legal a:hover { color: var(--text-secondary); }

/* ===== DISCLAIMER STRIP ===== */
.disclaimer-strip {
  background: rgba(14,165,233,0.05);
  border-top: 1px solid rgba(14,165,233,0.12);
  padding: 14px 24px;
}
.disclaimer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.65;
}
.disclaimer-inner i { color: var(--accent-blue-light); flex-shrink: 0; margin-top: 2px; font-size: 0.8rem; }
.disclaimer-inner strong { color: var(--text-secondary); }
.disclaimer-inner a { color: var(--accent-blue-light); text-decoration: underline; }
.disclaimer-inner a:hover { color: var(--text-primary); }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 60px 24px 48px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(29,78,216,0.1), transparent 70%);
  pointer-events: none;
}

.page-header-inner { max-width: 1200px; margin: 0 auto; }
.page-header h1 { font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 900; letter-spacing: -0.02em; margin-bottom: 12px; }
.page-header p { font-size: 1.05rem; color: var(--text-secondary); max-width: 580px; line-height: 1.7; }

/* ===== LOADING ===== */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,17,32,0.9);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  z-index: 9999;
  display: none;
}

.loading-overlay.show { display: flex; }
.loading-text { font-size: 1rem; color: var(--text-secondary); }

/* ===== FAQ ===== */
.faq-item {
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  background: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
}

.faq-question:hover { color: var(--accent-orange); }
.faq-question .icon { font-size: 0.9rem; color: var(--text-muted); flex-shrink: 0; transition: transform var(--transition); }
.faq-question.open .icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer.open { max-height: 400px; }
.faq-answer p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; padding-bottom: 20px; }

/* ===== TABS ===== */
.tabs { display: flex; gap: 4px; background: var(--bg-surface); border-radius: var(--radius-md); padding: 4px; }

.tab-btn {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.tab-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== TESTIMONIALS ===== */
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.testimonial-stars { color: var(--accent-yellow); margin-bottom: 14px; }
.testimonial-text { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { font-size: 0.875rem; font-weight: 700; }
.testimonial-role { font-size: 0.8rem; color: var(--text-muted); }

/* ===== PROGRESS BAR ===== */
.progress-bar-wrap {
  background: var(--bg-surface);
  border-radius: var(--radius-full);
  height: 8px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 1s ease;
}

/* ===== TAG ===== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* ===== EMERGENCY BANNER ===== */
.emergency-banner {
  background: linear-gradient(135deg, rgba(239,68,68,0.15), rgba(239,68,68,0.05));
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}

/* ===== URGENCY BOX ===== */
.urgency-box {
  background: linear-gradient(135deg, rgba(249,115,22,0.12), rgba(249,115,22,0.05));
  border: 1px solid rgba(249,115,22,0.3);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .navbar-links { display: none; }
  .hamburger { display: flex; }
  .section { padding: 56px 0; }
  .section-lg { padding: 80px 0; }
  .hero { padding: 70px 24px 56px; }
  .hero-stats { gap: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .pricing-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  body { font-size: 15px; }
  .container { padding: 0 16px; }
  .navbar { padding: 0 16px; }
  .hero { padding: 56px 16px 48px; }
  .card { padding: 20px; }
  .card-lg { padding: 24px; }
  .btn-xl { padding: 14px 32px; font-size: 1rem; }
}

/* ===== UTILITY ===== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.8rem; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-orange { color: var(--accent-orange); }
.text-green { color: var(--accent-green); }
.text-red { color: var(--accent-red); }
.text-blue { color: var(--accent-blue-light); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.w-full { width: 100%; }
.hidden { display: none !important; }

@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .md-hidden { display: none !important; }
}

/* ===== NOTIFICATION TOAST ===== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  max-width: 320px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
}

.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.warning { border-left: 3px solid var(--accent-yellow); }

@keyframes slideIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}