/* ============================================================
   CONCURSEIA — DESIGN SYSTEM v3 (Dark Mode)
   Landing pages: home, planos, termos, privacidade
   Deep Navy + Cyan + Blue gradient palette
   ============================================================ */

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

:root {
  /* Backgrounds */
  --bg-primary:   #0B1120;
  --bg-secondary: #111827;
  --bg-tertiary:  #1E293B;
  --bg-card:      rgba(17, 24, 39, 0.6);

  /* Destaques */
  --cyan-400:     #22D3EE;
  --cyan-500:     #06B6D4;
  --blue-500:     #3B82F6;
  --blue-600:     #2563EB;

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #06B6D4 0%, #3B82F6 100%);
  --gradient-glow:    linear-gradient(135deg, rgba(6,182,212,0.3) 0%, rgba(59,130,246,0.3) 100%);
  --gradient-dark:    linear-gradient(180deg, #0B1120 0%, #111827 100%);

  /* Texto */
  --text-primary:   #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted:     #64748B;

  /* Bordas e Glassmorphism */
  --border-subtle:  rgba(148, 163, 184, 0.1);
  --border-light:   rgba(148, 163, 184, 0.15);
  --glass-bg:       rgba(17, 24, 39, 0.7);
  --glass-border:   rgba(148, 163, 184, 0.15);

  /* Utilidades */
  --success:  #00D4AA;
  --warning:  #F59E0B;
  --error:    #EF4444;

  /* Compatibilidade com HTML existente */
  --primary:        var(--cyan-400);
  --secondary:      var(--blue-500);
  --accent:         var(--cyan-400);
  --bg:             var(--bg-primary);
  --surface:        var(--bg-secondary);
  --surface-hover:  var(--bg-tertiary);
  --text:           var(--text-primary);
  --border:         var(--border-subtle);

  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   20px;
  --radius-full: 999px;

  --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: 0 0 40px rgba(6,182,212,0.15);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ── Base ────────────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Typography ──────────────────────────────────────────── */
h1, h2, h3, h4 { font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.mono { font-family: 'JetBrains Mono', monospace; }

.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-gradient {
  background: linear-gradient(135deg, var(--cyan-400) 0%, var(--blue-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ──────────────────────────────────────────────── */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
@media (min-width: 768px) { .container { padding: 0 40px; } }

.section { padding: 80px 0; position: relative; }
@media (min-width: 1024px) { .section { padding: 120px 0; } }

.grid-2 { display: grid; gap: 40px; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

.grid-3 { display: grid; gap: 24px; }
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.text-center { text-align: center; }
.w-full { width: 100%; }

/* ── Navigation ──────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(11, 17, 32, 0.95);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; max-width: 1200px; margin: 0 auto; padding: 0 24px;
}
@media (min-width: 768px) { .nav-inner { padding: 0 40px; } }

.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.25rem; font-weight: 800; color: var(--text-primary);
  letter-spacing: -0.03em;
}
.logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.1rem;
}
.logo span { font-weight: 400; color: var(--cyan-400); }

.nav-links { display: none; align-items: center; gap: 32px; }
@media (min-width: 768px) { .nav-links { display: flex; } }
.nav-links a {
  font-size: 0.9375rem; font-weight: 500; color: var(--text-secondary);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--cyan-400); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-md);
  font-size: 0.9375rem; font-weight: 600; border: none; cursor: pointer;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-primary);
  color: white; box-shadow: 0 4px 20px rgba(6,182,212,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6,182,212,0.35);
}
.btn-secondary {
  background: transparent; color: var(--text-primary);
  border: 1.5px solid var(--border-light);
}
.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--cyan-500);
  color: var(--cyan-400);
}
.btn-large { padding: 16px 36px; font-size: 1rem; border-radius: var(--radius-lg); }

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--radius-full);
  font-size: 0.8125rem; font-weight: 600;
}
.badge-primary {
  background: rgba(6, 182, 212, 0.1);
  color: var(--cyan-400); border: 1px solid rgba(6, 182, 212, 0.2);
}
.badge-glow {
  animation: badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(6,182,212,0.2); }
  50% { box-shadow: 0 0 20px 4px rgba(6,182,212,0.1); }
}

/* ── Particles Background ────────────────────────────────── */
.particles {
  position: absolute;
  width: 100%; height: 100%;
  top: 0; left: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(6,182,212,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(59,130,246,0.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(6,182,212,0.05) 0%, transparent 40%);
  animation: pulseBg 8s ease-in-out infinite;
  pointer-events: none;
}
@keyframes pulseBg {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding-top: 140px; padding-bottom: 80px;
  background: var(--bg-primary);
  position: relative; overflow: hidden;
}
.hero-grid {
  display: grid; gap: 60px; align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.1fr 1fr; gap: 80px; }
}

.hero-content { position: relative; z-index: 1; }
.hero-badge { margin-bottom: 24px; }
.hero h1 { margin-bottom: 20px; }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--cyan-400) 0%, var(--blue-500) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-desc {
  font-size: 1.125rem; color: var(--text-secondary); line-height: 1.7;
  max-width: 520px; margin-bottom: 32px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-note {
  display: flex; gap: 24px; flex-wrap: wrap;
  font-size: 0.875rem; color: var(--text-muted);
}
.hero-note span { display: flex; align-items: center; gap: 6px; }
.hero-note svg { width: 16px; height: 16px; color: var(--cyan-400); }

/* Hero visual */
.hero-visual {
  position: relative; display: flex; justify-content: center; align-items: center;
}
.hero-card {
  width: 100%; max-width: 440px;
  background: var(--glass-bg); border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  padding: 28px; position: relative;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(6,182,212,0.05);
  animation: heroFloat 6s ease-in-out infinite;
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.hero-card-top {
  display: flex; align-items: center; gap: 12px; margin-bottom: 20px;
}
.hero-card-avatar {
  width: 40px; height: 40px; border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.25rem;
}
.hero-card-info h4 { font-size: 0.875rem; font-weight: 700; color: var(--text-primary); }
.hero-card-info p { font-size: 0.75rem; color: var(--text-muted); }
.hero-card-body {
  background: rgba(11, 17, 32, 0.5); border-radius: var(--radius-lg);
  padding: 20px; margin-bottom: 16px;
  border: 1px solid var(--border-subtle);
}
.hero-card-q { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); margin-bottom: 16px; line-height: 1.5; }
.hero-opt {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: var(--radius-md);
  background: rgba(11, 17, 32, 0.4); margin-bottom: 8px;
  font-size: 0.8125rem; color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}
.hero-opt-key {
  width: 24px; height: 24px; border-radius: 6px;
  background: var(--bg-tertiary); display: flex; align-items: center; justify-content: center;
  font-size: 0.6875rem; font-weight: 700; color: var(--text-muted);
}
.hero-opt.correct { border-color: var(--success); background: rgba(0,212,170,0.08); }
.hero-opt.correct .hero-opt-key { background: var(--success); color: white; }
.hero-card-bar {
  height: 6px; background: var(--border-subtle); border-radius: var(--radius-full); overflow: hidden;
}
.hero-card-bar div {
  height: 100%; width: 65%; border-radius: var(--radius-full);
  background: var(--gradient-primary);
}

/* ── Stats Bar ───────────────────────────────────────────── */
.stats-bar {
  background: var(--bg-secondary);
  padding: 60px 0; position: relative; overflow: hidden;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px;
  position: relative; z-index: 1;
}
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); gap: 24px; } }
.stat-item { text-align: center; }
.stat-num {
  font-family: 'JetBrains Mono', monospace; font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; color: var(--cyan-400); line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 0.875rem; color: var(--text-muted); font-weight: 500; }
.stat-divider {
  display: none; width: 1px; height: 60px; background: var(--border-subtle); align-self: center;
}
@media (min-width: 768px) { .stat-divider { display: block; } }

/* ── Section Headers ─────────────────────────────────────── */
.section-label {
  display: inline-block; font-size: 0.8125rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--cyan-400);
  margin-bottom: 12px;
}
.section-title { margin-bottom: 16px; }
.section-desc {
  font-size: 1.125rem; color: var(--text-secondary); max-width: 560px;
  margin: 0 auto 64px;
}

/* ── Como Funciona ───────────────────────────────────────── */
.steps {
  display: grid; gap: 40px; position: relative;
}
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .steps::before {
    content: ''; position: absolute; top: 40px; left: 16.66%; right: 16.66%;
    height: 2px;
    background: linear-gradient(90deg, var(--border-subtle), var(--cyan-500), var(--border-subtle));
  }
}
.step { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 80px; height: 80px; border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 2px solid var(--border-light);
  display: flex; align-items: center; justify-content: center;
  font-family: 'JetBrains Mono', monospace; font-size: 1.75rem; font-weight: 700;
  color: var(--cyan-400); margin: 0 auto 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.step:hover .step-num {
  border-color: var(--cyan-500);
  box-shadow: var(--shadow-glow);
  transform: scale(1.05);
}
.step h3 { font-size: 1.125rem; margin-bottom: 8px; color: var(--text-primary); }
.step p { font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.7; }

/* ── Feature Cards (Bento Grid) ──────────────────────────── */
.features-grid { display: grid; gap: 24px; }
@media (min-width: 768px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }

.feature-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 32px;
  backdrop-filter: blur(10px);
  transition: var(--transition); position: relative;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(6, 182, 212, 0.3);
}
.feature-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; position: relative;
  background: var(--gradient-primary);
  color: white;
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.7; }

/* ── Bancas ──────────────────────────────────────────────── */
.bancas-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
@media (min-width: 640px) { .bancas-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .bancas-grid { grid-template-columns: repeat(7, 1fr); } }

.banca-tag {
  background: var(--bg-secondary); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: 16px 12px;
  text-align: center; transition: var(--transition); cursor: default;
}
.banca-tag:hover {
  border-color: var(--cyan-500);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}
.banca-sigla {
  font-family: 'JetBrains Mono', monospace; font-size: 0.875rem; font-weight: 700;
  color: var(--cyan-400); margin-bottom: 2px;
}
.banca-nome { font-size: 0.6875rem; color: var(--text-muted); }

/* ── Planos ──────────────────────────────────────────────── */
.plans-bg { background: var(--bg-secondary); }
.plans-header { text-align: center; margin-bottom: 60px; }

.toggle-wrap {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  margin-bottom: 48px;
}
.toggle-label { font-size: 0.9375rem; font-weight: 500; color: var(--text-secondary); }
.toggle-label.active { color: var(--text-primary); font-weight: 600; }
.toggle-switch {
  width: 52px; height: 28px; border-radius: var(--radius-full);
  background: var(--bg-tertiary); position: relative; cursor: pointer;
  transition: var(--transition); border: 1px solid var(--border-light);
}
.toggle-switch.active { background: var(--gradient-primary); }
.toggle-switch::after {
  content: ''; position: absolute; top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: white; box-shadow: var(--shadow-sm);
  transition: var(--transition-bounce);
}
.toggle-switch.active::after { left: 27px; }
.badge-economy {
  display: inline-block; padding: 4px 10px; border-radius: var(--radius-full);
  background: rgba(0, 212, 170, 0.1); color: var(--success);
  font-size: 0.75rem; font-weight: 700;
}

.plans-grid { display: grid; gap: 24px; align-items: start; }
@media (min-width: 768px) { .plans-grid { grid-template-columns: repeat(3, 1fr); } }

.plan-card {
  background: var(--bg-primary); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 36px 28px;
  transition: var(--transition); position: relative;
}
.plan-card:hover { box-shadow: var(--shadow-lg); border-color: var(--border-light); }
.plan-card.popular {
  border-color: var(--cyan-500);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: scale(1.03); z-index: 2;
}
@media (max-width: 767px) { .plan-card.popular { transform: none; } }

.plan-ribbon {
  position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white; font-size: 0.6875rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; padding: 6px 18px;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.plan-name {
  font-size: 0.8125rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 12px;
}
.plan-price {
  font-family: 'JetBrains Mono', monospace; font-size: 2.75rem; font-weight: 800;
  color: var(--text-primary); line-height: 1; margin-bottom: 4px;
}
.plan-price span { font-size: 1rem; font-weight: 500; color: var(--text-muted); }
.plan-desc { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 28px; }
.plan-features { list-style: none; margin-bottom: 32px; }
.plan-features li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 8px 0; font-size: 0.9375rem; color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}
.plan-features li:last-child { border-bottom: none; }
.plan-features .check {
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(0, 212, 170, 0.1); color: var(--success);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px;
}
.plan-features .check svg { width: 12px; height: 12px; }
.plan-features .minus {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--bg-tertiary); color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px;
}
.plan-features .minus svg { width: 12px; height: 12px; }
.plan-features .no { color: var(--text-muted); }

.plan-btn {
  display: block; width: 100%; padding: 14px; border-radius: var(--radius-md);
  font-size: 0.9375rem; font-weight: 600; text-align: center;
  transition: var(--transition); border: none; cursor: pointer;
}
.plan-btn-primary {
  background: var(--gradient-primary);
  color: white; box-shadow: 0 4px 20px rgba(6,182,212,0.25);
}
.plan-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6,182,212,0.35);
}
.plan-btn-secondary {
  background: transparent; color: var(--text-primary);
  border: 1.5px solid var(--border-light);
}
.plan-btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--cyan-500);
  color: var(--cyan-400);
}

/* ── CTA Section ─────────────────────────────────────────── */
.cta-section {
  padding: 80px 0;
  background: var(--gradient-dark);
  border-top: 1px solid var(--border-subtle);
  position: relative; overflow: hidden;
}
.cta-inner { text-align: center; position: relative; z-index: 1; }
.cta-section h2 { margin-bottom: 12px; }
.cta-section p { color: var(--text-secondary); font-size: 1.125rem; margin-bottom: 32px; }

/* ── FAQ ─────────────────────────────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--border-subtle);
}
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 24px 0; background: none; border: none;
  font-size: 1rem; font-weight: 600; color: var(--text-primary);
  text-align: left; cursor: pointer; transition: var(--transition);
}
.faq-question:hover { color: var(--cyan-400); }
.faq-icon {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--bg-tertiary); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: var(--transition-bounce); margin-left: 16px;
  color: var(--text-secondary);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--cyan-500); color: white; }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 500px; padding-bottom: 24px;
}
.faq-answer p {
  font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.7;
}

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background: var(--bg-secondary); color: var(--text-primary);
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-subtle);
}
.footer-grid {
  display: grid; gap: 40px; margin-bottom: 48px;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-brand .logo { color: white; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9375rem; color: var(--text-muted); line-height: 1.7; max-width: 280px; }
.footer-col h4 { font-size: 0.875rem; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.06em; }
.footer-col a {
  display: block; font-size: 0.9375rem; color: var(--text-muted);
  padding: 6px 0; transition: var(--transition);
}
.footer-col a:hover { color: var(--cyan-400); }
.footer-social { display: flex; gap: 12px; margin-top: 16px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  background: var(--bg-tertiary); display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); transition: var(--transition);
}
.footer-social a:hover { background: var(--border-light); color: var(--cyan-400); transform: translateY(-2px); }
.footer-bottom {
  border-top: 1px solid var(--border-subtle); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: 0.875rem; color: var(--text-muted); }

/* ── Animations ──────────────────────────────────────────── */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* ── Mobile Menu ─────────────────────────────────────────── */
.mobile-menu-btn {
  display: flex; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
@media (min-width: 768px) { .mobile-menu-btn { display: none; } }
.mobile-menu-btn span {
  display: block; width: 24px; height: 2px; background: var(--text-primary);
  border-radius: 2px; transition: var(--transition);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 767px) {
  .hero { padding-top: 120px; padding-bottom: 60px; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; }
  .section { padding: 60px 0; }
  .stats-grid { gap: 24px; }
  .plan-card.popular { order: -1; }
  .footer-grid { grid-template-columns: 1fr; }
  .steps::before { display: none; }
}

/* ── Ripple effect ───────────────────────────────────────── */
.ripple {
  position: relative; overflow: hidden;
}
.ripple::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
  transform: scale(0); opacity: 0;
  transition: transform 0.5s ease, opacity 0.5s ease;
}
.ripple:active::after {
  transform: scale(2); opacity: 1; transition: 0s;
}