/* ─── VARIABLES & RESET ──────────────────────────────────────── */
:root {
  --primary: #4fcce7;
  --primary-dark: #188ca5;
  --primary-light: #a5e9f8;
  --accent: #dc2626;
  --accent-light: #ef4444;
  --white: #ffffff;
  --off-white: #f8faff;
  --soft: #f1f5fe;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --success: #10b981;
  --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent) 0%, #f97316 100%);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow: 0 4px 16px rgba(0,0,0,.08), 0 2px 8px rgba(0,0,0,.05);
  --shadow-lg: 0 20px 40px rgba(0,0,0,.12), 0 8px 24px rgba(0,0,0,.08);
  --shadow-glow: 0 0 40px rgba(29,58,138,.15);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: all .22s cubic-bezier(.4,0,.2,1);
}

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

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, select, textarea, button { font-family: inherit; }

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

.section { padding: 100px 0; }
.bg-soft { background: var(--soft); }

/* ─── TYPOGRAPHY HELPERS ─────────────────────────────────────── */
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-tag {
  display: inline-block;
  background: rgba(29,58,138,.08);
  color: var(--primary);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.section-header h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--text);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(29,58,138,.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(29,58,138,.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

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

.btn-white {
  background: var(--white);
  color: var(--primary-dark);
  font-weight: 700;
  box-shadow: var(--shadow);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.5);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
}

.btn-whatsapp {
  background: #25d366;
  color: var(--white);
  box-shadow: 0 4px 20px rgba(37,211,102,.3);
  width: 100%;
  justify-content: center;
}
.btn-whatsapp:hover {
  background: #20b558;
  transform: translateY(-2px);
}

.btn-lg { padding: 15px 32px; font-size: 1rem; border-radius: 14px; }
.btn-full { width: 100%; justify-content: center; }

/* ─── NAVBAR ─────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
  padding: 0;
}

.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.logo-icon { font-size: 1.4rem; }
.logo-text {
  font-family: 'Poppins', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-dark);
}
.logo-accent { color: var(--accent); }
.logo-light .logo-text { color: var(--white); }
.logo-light .logo-accent { color: #fca5a5; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--primary); background: var(--soft); }

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

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
  background: var(--primary-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(79,204,231,.25) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(79,204,231,.15) 0%, transparent 50%),
    linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-dark) 50%, var(--primary-light) 100%);
}

/* Subtle grid pattern */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 60px;
  padding-bottom: 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  font-size: .82rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .6; transform: scale(1.3); }
}

.hero-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -.02em;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #f87171 0%, #fbbf24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  color: rgba(255,255,255,.75);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 14px;
}

.avatars {
  display: flex;
}
.avatars img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--white);
  margin-left: -10px;
  object-fit: cover;
}
.avatars img:first-child { margin-left: 0; }

.proof-text {
  color: rgba(255,255,255,.9);
  font-size: .88rem;
}
.proof-text strong { font-weight: 700; }
.stars { color: #fbbf24; font-size: .82rem; margin-top: 2px; }
.stars span { color: rgba(255,255,255,.7); }

/* HERO VISUAL */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-main {
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-xl);
  padding: 32px;
  width: 320px;
  position: relative;
  box-shadow: 0 32px 64px rgba(0,0,0,.3);
  animation: floatUp 3s ease-in-out infinite;
}

@keyframes floatUp {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.score-ring {
  position: relative;
  width: 120px;
  margin: 0 auto 16px;
}
.score-ring svg { width: 120px; height: 120px; }
.ring-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.ring-score {
  font-family: 'Poppins', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
}
.ring-sub {
  font-size: .7rem;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}

.card-name {
  text-align: center;
  color: var(--white);
  font-weight: 600;
  font-size: .9rem;
}
.card-tag {
  text-align: center;
  color: rgba(255,255,255,.6);
  font-size: .78rem;
  margin-bottom: 20px;
}

.skill-bar {
  margin-bottom: 10px;
}
.skill-bar span {
  display: block;
  color: rgba(255,255,255,.75);
  font-size: .75rem;
  margin-bottom: 4px;
}
.bar {
  height: 6px;
  background: rgba(255,255,255,.15);
  border-radius: 3px;
  overflow: hidden;
}
.bar div {
  height: 100%;
  background: linear-gradient(90deg, #60a5fa, #a78bfa);
  border-radius: 3px;
  transition: width 1.5s ease;
}

.hero-float-1, .hero-float-2 {
  position: absolute;
  background: var(--white);
  border-radius: 12px;
  padding: 10px 16px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.hero-float-1 {
  top: -20px;
  right: -30px;
  animation: float1 4s ease-in-out infinite;
}
.hero-float-2 {
  bottom: 10px;
  left: -40px;
  animation: float2 3.5s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-8px) rotate(2deg); }
}
@keyframes float2 {
  0%, 100% { transform: translateY(0) rotate(1deg); }
  50% { transform: translateY(-10px) rotate(-1deg); }
}

.hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  line-height: 0;
}
.hero-wave svg {
  width: 100%;
  height: 80px;
}

/* ─── STATS BAR ──────────────────────────────────────────────── */
.stats-bar {
  background: var(--white);
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat-item {
  flex: 1;
  text-align: center;
  padding: 0 24px;
}

.stat-item .stat-num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-item .stat-suffix {
  font-family: 'Poppins', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p {
  color: var(--text-muted);
  font-size: .88rem;
  margin-top: 4px;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ─── FEATURES ───────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--c) 12%, white);
  color: var(--c);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.feature-card p {
  color: var(--text-muted);
  font-size: .92rem;
  line-height: 1.65;
}

/* ─── MODULES ────────────────────────────────────────────────── */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.module-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.module-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}

.module-card[data-color="blue"]::before { background: linear-gradient(90deg,#3b82f6,#6366f1); }
.module-card[data-color="purple"]::before { background: linear-gradient(90deg,#8b5cf6,#d946ef); }
.module-card[data-color="green"]::before { background: linear-gradient(90deg,#10b981,#34d399); }
.module-card[data-color="red"]::before { background: linear-gradient(90deg,#ef4444,#f97316); }

.module-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.module-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.module-icon { font-size: 1.8rem; }
.module-meta { display: flex; flex-direction: column; gap: 4px; }
.module-tag {
  background: var(--soft);
  color: var(--primary);
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: .05em;
  display: inline-block;
}
.module-difficulty { color: var(--text-light); font-size: .78rem; }

.module-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.module-card p {
  color: var(--text-muted);
  font-size: .88rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.module-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.module-list li {
  color: var(--text-muted);
  font-size: .83rem;
  padding-left: 18px;
  position: relative;
}
.module-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

.module-link {
  color: var(--primary);
  font-size: .88rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}
.module-link span { transition: transform .2s; }
.module-link:hover span { transform: translateX(4px); }

/* ─── HOW IT WORKS ───────────────────────────────────────────── */
.steps-grid {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  text-align: center;
  padding: 0 20px;
}

.step-num {
  font-family: 'Poppins', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

.step-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.step-body p {
  color: var(--text-muted);
  font-size: .9rem;
  line-height: 1.65;
}

.step-arrow {
  font-size: 1.5rem;
  color: var(--text-light);
  flex-shrink: 0;
  padding-top: 16px;
  align-self: flex-start;
}

/* ─── PRICING ────────────────────────────────────────────────── */
.pricing-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  width: fit-content;
  margin: 0 auto 48px;
  box-shadow: var(--shadow-sm);
}

.tab-btn {
  padding: 10px 28px;
  border-radius: 9px;
  border: none;
  background: transparent;
  font-size: .92rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}
.tab-btn.active {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 2px 12px rgba(29,58,138,.25);
}
.tab-btn:hover:not(.active) { color: var(--primary); }

.pricing-panel { display: none; }
.pricing-panel.active { display: block; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}

.tests-grid { grid-template-columns: repeat(3, 1fr); max-width: 900px; margin: 0 auto; }

.price-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: var(--transition);
}

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

.price-card.popular {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(29,58,138,.2), var(--shadow-lg);
  transform: translateY(-8px);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.price-icon { font-size: 2rem; margin-bottom: 12px; }
.price-tier {
  font-weight: 700;
  font-size: .95rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 12px;
}

.price-amount {
  display: flex;
  align-items: flex-start;
  line-height: 1;
  margin-bottom: 6px;
}
.currency {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-top: 6px;
  margin-right: 2px;
}
.price-amount > span:not(.currency):not(.cents) {
  font-family: 'Poppins', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text);
}
.cents {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 8px;
}

.price-duration {
  color: var(--text-muted);
  font-size: .82rem;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.price-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.price-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .88rem;
  color: var(--text);
  line-height: 1.4;
}
.price-features li.muted { color: var(--text-light); }
.check { color: var(--success); font-weight: 700; flex-shrink: 0; }
.price-features li.muted span { color: var(--text-light); }

.pricing-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
  color: var(--text-muted);
  font-size: .85rem;
}
.pricing-note svg { color: var(--primary); flex-shrink: 0; }

/* ─── TESTIMONIALS ───────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testi-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.testi-card.featured {
  background: var(--gradient);
  border-color: transparent;
  color: var(--white);
}

.testi-score { margin-bottom: 14px; }
.score-badge {
  display: inline-block;
  background: rgba(29,58,138,.1);
  color: var(--primary);
  font-size: .78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: .04em;
}
.featured .score-badge {
  background: rgba(255,255,255,.2);
  color: var(--white);
}

.testi-text {
  font-size: .92rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-style: italic;
}
.featured .testi-text { color: rgba(255,255,255,.85); }

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testi-author img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.testi-author strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
}
.testi-author span {
  font-size: .78rem;
  color: var(--text-light);
}
.featured .testi-author span { color: rgba(255,255,255,.7); }
.featured .testi-author strong { color: var(--white); }

.testi-stars {
  color: #fbbf24;
  font-size: .85rem;
  margin-left: auto;
}

/* ─── CALCULATOR ─────────────────────────────────────────────── */
.calc-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.calc-text .section-tag { margin-bottom: 16px; }
.calc-text h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}
.calc-text p { color: var(--text-muted); line-height: 1.7; }

.calc-widget {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.calc-widget h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
}

.calc-fields { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.calc-field label {
  display: block;
  font-size: .83rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.calc-field input {
  width: 100%;
  padding: 11px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .95rem;
  color: var(--text);
  transition: var(--transition);
  outline: none;
}
.calc-field input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,204,231,.2); }

.calc-result {
  margin-top: 20px;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--soft);
  display: none;
  font-size: .92rem;
}
.calc-result.show { display: block; }
.calc-result strong { color: var(--primary); font-size: 1.1rem; }

/* ─── FAQ ────────────────────────────────────────────────────── */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow); }

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: .96rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
  transition: var(--transition);
}
.faq-q:hover { color: var(--primary); }

.faq-icon {
  flex-shrink: 0;
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--primary);
  transition: transform .25s;
  line-height: 1;
}

.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .25s;
  font-size: .92rem;
  color: var(--text-muted);
  line-height: 1.7;
  padding: 0 24px;
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 24px 20px;
}

/* ─── CTA BANNER ─────────────────────────────────────────────── */
.cta-banner {
  background: var(--gradient);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(255,255,255,.06) 0%, transparent 60%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
}

.cta-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 10px;
}
.cta-text h2 span {
  color: #fbbf24;
}
.cta-text p {
  color: rgba(255,255,255,.75);
  font-size: 1rem;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ─── CONTACT ────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.contact-item a, .contact-item span {
  font-weight: 600;
  color: var(--text);
  font-size: .95rem;
}
.contact-item a:hover { color: var(--primary); }

.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: .84rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 7px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .95rem;
  color: var(--text);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29,58,138,.08);
}
.form-group textarea { resize: vertical; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background: var(--primary-dark);
  padding-top: 72px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
}

.footer-brand p {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}
.footer-socials a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,.08);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  transition: var(--transition);
}
.footer-socials a:hover {
  background: rgba(255,255,255,.15);
  color: var(--white);
}

.footer-links h4 {
  color: var(--white);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: .03em;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--white); padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  color: rgba(255,255,255,.4);
  font-size: .83rem;
}

.footer-legal {
  display: flex;
  gap: 24px;
}
.footer-legal a {
  color: rgba(255,255,255,.4);
  font-size: .83rem;
  transition: var(--transition);
}
.footer-legal a:hover { color: rgba(255,255,255,.8); }

/* ─── WHATSAPP FLOAT ─────────────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: 0 4px 20px rgba(37,211,102,.5);
  z-index: 999;
  transition: var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,.6);
}

/* ─── ANIMATIONS ─────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-ctas { justify-content: center; }
  .hero-social-proof { justify-content: center; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-inner { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .steps-grid { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); }
}

@media (max-width: 680px) {
  .section { padding: 72px 0; }
  .nav-links, .nav-actions { display: none; }
  .burger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    gap: 2px;
  }
  .nav-links.open + .nav-actions {
    display: flex;
    position: absolute;
    top: 72px;
    right: 0;
    padding: 8px 24px 24px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 8px;
  }
  .stats-grid { flex-direction: column; gap: 24px; }
  .stat-divider { width: 48px; height: 1px; }
  .features-grid { grid-template-columns: 1fr; }
  .modules-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .tests-grid { grid-template-columns: 1fr; }
  .price-card.popular { transform: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .hero-badge { font-size: .75rem; }
  .pricing-tabs { flex-direction: column; width: 100%; }
  .tab-btn { width: 100%; text-align: center; }
}