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

:root {
  --bg: #09090f;
  --bg-2: #0f0f1a;
  --surface: rgba(255,255,255,0.04);
  --surface-hover: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --text: #f1f0ff;
  --text-muted: rgba(241,240,255,0.5);
  --text-faint: rgba(241,240,255,0.28);
  --accent: #6366f1;
  --accent-2: #8b5cf6;
  --green: #10b981;
  --radius: 20px;
  --radius-sm: 12px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }

/* ─── CONTAINER ────────────────────────────────────────────── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── GLASS ────────────────────────────────────────────────── */
.glass {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--border);
}

/* ─── BUTTONS ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all .22s cubic-bezier(.4,0,.2,1);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 8px 24px rgba(99,102,241,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(99,102,241,0.5);
}

.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}
.btn-outline:hover {
  background: var(--surface-hover);
}

.btn-nav {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
}
.btn-nav:hover { transform: translateY(-1px); }

.btn-full { width: 100%; justify-content: center; }

/* ─── NAV ──────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all .3s ease;
}

.nav.scrolled {
  background: rgba(9,9,15,0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 100px;
  font-size: 14px;
  color: var(--text-muted);
  transition: all .2s;
}
.nav-links a:hover { color: var(--text); background: var(--surface); }

/* ─── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}

.blob-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.3), transparent 70%);
  top: -100px; left: -150px;
  animation: blobFloat 8s ease-in-out infinite;
}

.blob-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,0.25), transparent 70%);
  top: 200px; right: -100px;
  animation: blobFloat 10s ease-in-out infinite reverse;
}

.blob-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.15), transparent 70%);
  bottom: -100px; left: 40%;
  animation: blobFloat 12s ease-in-out infinite 2s;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-15px, 15px) scale(0.97); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: #a5b4fc;
  margin-bottom: 28px;
}

.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #6366f1;
  box-shadow: 0 0 8px #6366f1;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, #818cf8, #c084fc, #67e8f9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 440px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

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

.avatars {
  display: flex;
}

.avatars img {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--bg);
  margin-left: -8px;
  object-fit: cover;
}
.avatars img:first-child { margin-left: 0; }

.hero-social-proof p {
  font-size: 13px;
  color: var(--text-muted);
}
.hero-social-proof strong { color: var(--text); }

/* ─── HERO IMAGE ───────────────────────────────────────────── */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-3d-wrapper {
  position: relative;
  perspective: 1000px;
  animation: cardFloat 6s ease-in-out infinite;
}

.hero-img {
  width: 100%;
  max-width: 560px;
  border-radius: 16px;
  display: block;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
  transform-style: preserve-3d;
  transition: transform .15s ease;
}

/* ─── STUDENT CARD (legado, não usado) ─────────────────────── */
.student-card {
  width: 340px;
  border-radius: 16px;
  overflow: hidden;
  background: #f0f4ff;
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow:
    0 40px 80px rgba(0,0,0,0.5),
    0 2px 8px rgba(0,0,0,0.2);
  transform-style: preserve-3d;
  transition: transform .15s ease;
  animation: cardFloat 6s ease-in-out infinite;
  position: relative;
  font-family: var(--font);
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0) rotateY(-5deg) rotateX(3deg); }
  50% { transform: translateY(-12px) rotateY(-3deg) rotateX(5deg); }
}

/* Decoração de fundo */
.card-deco { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

.card-deco-circle {
  position: absolute;
  border-radius: 50%;
}
.card-deco-circle--1 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(139,92,246,0.25), transparent 70%);
  bottom: -60px; left: -40px;
}
.card-deco-circle--2 {
  width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(99,102,241,0.2), transparent 70%);
  bottom: -40px; right: 20px;
}

/* Header */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 10px;
  border-bottom: 1px solid rgba(26,86,219,0.12);
  background: white;
  position: relative;
  z-index: 1;
}

/* Nome */
.card-name-row {
  padding: 10px 16px 6px;
  position: relative;
  z-index: 1;
}
.card-fullname {
  font-size: 16px;
  font-weight: 700;
  color: #111827;
  letter-spacing: -0.3px;
}

/* Corpo */
.card-body {
  display: flex;
  gap: 12px;
  padding: 8px 16px 10px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}

.card-photo {
  width: 68px;
  height: 84px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid rgba(26,86,219,0.2);
  flex-shrink: 0;
}
.card-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
}

.card-fields {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.card-field {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.card-field-label {
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.8px;
  color: #6b7280;
  text-transform: uppercase;
}
.card-field-value {
  font-size: 11px;
  color: #1f2937;
}
.card-field-value--bold {
  font-weight: 700;
  font-size: 12px;
  color: #111827;
}
.card-field-value--inst {
  font-size: 10px;
  color: #1a56db;
  font-weight: 600;
}

.card-qr-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.card-cod {
  font-size: 7.5px;
  color: #9ca3af;
  letter-spacing: 0.3px;
  text-align: center;
}
.card-cod-val {
  font-size: 10px;
  font-weight: 700;
  color: #374151;
  letter-spacing: 0.5px;
}

/* Rodapé */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px 12px;
  position: relative;
  z-index: 1;
}
.card-year {
  font-size: 28px;
  font-weight: 900;
  color: rgba(26,86,219,0.15);
  letter-spacing: -2px;
  line-height: 1;
}
.card-validity {
  font-size: 10px;
  font-weight: 600;
  color: #6b7280;
}

.card-glow {
  position: absolute;
  inset: -4px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(99,102,241,0.35), rgba(139,92,246,0.35));
  filter: blur(24px);
  z-index: -1;
  opacity: 0.7;
}

/* ─── LOGOS ────────────────────────────────────────────────── */
.logos-section {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.logos-label {
  text-align: center;
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.logos-track {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
}

.logos-scroll {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: scrollLogos 20s linear infinite;
}

.logos-scroll span {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-faint);
  white-space: nowrap;
  letter-spacing: 0.5px;
  transition: color .2s;
}
.logos-scroll span:hover { color: var(--text-muted); }

@keyframes scrollLogos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── SECTION ──────────────────────────────────────────────── */
.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--bg-2);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 18px;
}

.section-desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ─── BENEFITS ─────────────────────────────────────────────── */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.benefit-card {
  border-radius: var(--radius);
  padding: 28px;
  transition: all .25s ease;
}
.benefit-card:hover {
  background: var(--surface-hover);
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.benefit-card--wide {
  grid-column: span 2;
}

.benefit-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--c) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 25%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c);
  margin-bottom: 18px;
}

.benefit-card h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 8px;
}

.benefit-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ─── STEPS ────────────────────────────────────────────────── */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.step {
  flex: 1;
  text-align: center;
  padding: 32px 24px;
}

.step-number {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  line-height: 1;
}

.step h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 10px;
}

.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

.step-connector {
  width: 1px;
  height: 40px;
  background: var(--border);
  align-self: center;
  flex-shrink: 0;
}

/* ─── PRICING ──────────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 720px;
  margin: 0 auto 24px;
}

.pricing-card {
  border-radius: var(--radius);
  padding: 36px;
  position: relative;
  transition: all .25s ease;
}
.pricing-card:hover { transform: translateY(-4px); }

.pricing-card--featured {
  background: rgba(99,102,241,0.08);
  border-color: rgba(99,102,241,0.3);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.2), 0 24px 48px rgba(99,102,241,0.1);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-header {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.pricing-plan {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: flex-start;
  gap: 2px;
  line-height: 1;
  margin-bottom: 6px;
}

.price-currency {
  font-size: 20px;
  font-weight: 600;
  margin-top: 8px;
  color: var(--text-muted);
}

.price-value {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -3px;
}

.price-period {
  font-size: 28px;
  font-weight: 700;
  margin-top: 14px;
  color: var(--text-muted);
}

.pricing-note {
  font-size: 13px;
  color: var(--text-faint);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}

.feature-off { opacity: 0.4; }

.pricing-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-faint);
  text-align: center;
}

/* ─── CTA ──────────────────────────────────────────────────── */
.cta-section { padding: 60px 0 100px; }

.cta-card {
  border-radius: 28px;
  padding: 80px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blob-cta-1 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(99,102,241,0.2), transparent 70%);
  top: -150px; left: -100px;
  animation: none;
}

.blob-cta-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.2), transparent 70%);
  bottom: -150px; right: -100px;
  animation: none;
}

.cta-content { position: relative; z-index: 1; }

.cta-card h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.cta-card p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 36px;
}

/* ─── FOOTER ───────────────────────────────────────────────── */
.footer {
  padding: 60px 0 32px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo { margin-bottom: 12px; }

.footer-brand p {
  font-size: 14px;
  color: var(--text-faint);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 48px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-faint);
  transition: color .2s;
}
.footer-col a:hover { color: var(--text-muted); }

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-faint);
}

/* ─── WHATSAPP FLUTUANTE ───────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 20px 12px 14px;
  border-radius: 100px;
  box-shadow: 0 8px 24px rgba(37,211,102,0.4);
  transition: all .25s cubic-bezier(.4,0,.2,1);
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 32px rgba(37,211,102,0.55);
}
.whatsapp-float svg { flex-shrink: 0; }

@media (max-width: 600px) {
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 14px; border-radius: 50%; }
}

/* ─── REVEAL ANIMATIONS ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s cubic-bezier(.4,0,.2,1), transform .6s cubic-bezier(.4,0,.2,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc, .hero-actions, .hero-social-proof { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-social-proof { justify-content: center; }
  .hero-visual { order: -1; }
  .student-card { width: 300px; }

  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .benefit-card--wide { grid-column: span 2; }

  .steps { flex-direction: column; align-items: center; }
  .step-connector { width: 40px; height: 1px; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 380px; }

  .footer-inner { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .benefits-grid { grid-template-columns: 1fr; }
  .benefit-card--wide { grid-column: span 1; }
  .cta-card { padding: 48px 24px; }
}