/* public/css/landing.css */

/* Canvas fundo */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

/* Nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
  transition: background var(--smooth), backdrop-filter var(--smooth);
}
.nav.scrolled {
  background: rgba(8,8,8,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}
.logo-mark {
  color: var(--accent);
  font-size: 22px;
  line-height: 1;
}
.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.nav-actions { display: flex; gap: 12px; align-items: center; }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 40px 80px;
  position: relative;
}
.hero-inner {
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(232,184,75,0.25);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 12px;
  color: var(--accent);
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  margin-bottom: 48px;
  animation: fadeUp 0.6s var(--ease) both;
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(42px, 6vw, 80px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  min-height: 3.2em;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.line {
  display: block;
  min-height: 1.1em;
}
.accent-line { color: var(--accent); }

/* Cursor piscante no texto digitado */
.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 0.85em;
  background: var(--accent);
  vertical-align: middle;
  margin-left: 2px;
  animation: blink 0.8s ease-in-out infinite;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
  opacity: 0;
  transition: opacity var(--slow);
}
.hero-sub.visible { opacity: 1; }
.hero-sub strong { color: var(--text-primary); font-weight: 500; }

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
  opacity: 0;
  transform: translateY(12px);
  transition: all var(--slow) 0.2s;
}
.hero-cta.visible { opacity: 1; transform: none; }
.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-xl { padding: 18px 36px; font-size: 16px; }

.hero-proof {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  opacity: 0;
  transition: opacity var(--slow) 0.4s;
}
.hero-proof.visible { opacity: 1; }
.proof-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  margin: 0 auto;
  animation: fadeIn 2s ease 2s both;
}

/* Sections */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.section-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 56px;
}

/* Diff section */
.diff-section {
  padding: 120px 0;
  background: linear-gradient(to bottom, transparent, var(--surface), transparent);
}
.diff-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
}
.diff-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--accent);
  opacity: 0.4;
}
.diff-card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 32px;
}
.diff-card.kora { border-color: rgba(232,184,75,0.25); }
.diff-card-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.diff-card-label.accent { color: var(--accent); }
.diff-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.diff-list li {
  font-size: 15px;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
}
.diff-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}
.diff-card.kora .diff-list li::before {
  content: '◈';
  color: var(--accent);
  font-size: 10px;
  top: 4px;
}
.diff-card.kora .diff-list li { color: var(--text-primary); }

/* How section */
.how-section { padding: 120px 0; }
.steps { display: flex; flex-direction: column; gap: 2px; }
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s var(--ease) var(--delay);
}
.step.visible { opacity: 1; transform: none; }
.step-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding-top: 4px;
}
.step-content h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.step-content p { color: var(--text-secondary); font-size: 16px; line-height: 1.7; }
.step-content code {
  background: var(--accent-dim);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: 'Courier New', monospace;
}

/* Privacy section */
.privacy-section { padding: 120px 0; background: var(--surface); }
.privacy-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.privacy-visual {
  display: flex;
  align-items: center;
  gap: 16px;
}
.pv-box {
  flex: 1;
  background: var(--deep);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
}
.pv-box.kora { border-color: rgba(232,184,75,0.2); }
.pv-icon { font-size: 24px; margin-bottom: 8px; }
.pv-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.pv-items { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.pv-items span {
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--elevated);
  padding: 4px 8px;
  border-radius: var(--r-sm);
}
.pv-note { font-size: 11px; color: var(--text-muted); }
.pv-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.pv-arrow span { font-size: 10px; color: var(--accent); letter-spacing: 0.05em; }
.privacy-text .section-title { margin-bottom: 24px; }
.privacy-text p { color: var(--text-secondary); line-height: 1.7; }

/* Plans */
.plans-section { padding: 120px 0; }
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.plan-card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  position: relative;
  transition: transform var(--smooth), border-color var(--smooth);
}
.plan-card:hover { transform: translateY(-4px); }
.plan-card.featured {
  border-color: rgba(232,184,75,0.4);
  background: linear-gradient(135deg, var(--elevated), rgba(232,184,75,0.04));
}
.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #1a1000;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
}
.plan-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 8px;
}
.plan-price {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 36px;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}
.plan-price span { font-size: 16px; font-weight: 400; color: var(--text-muted); }
.plan-desc { color: var(--text-secondary); font-size: 14px; margin-bottom: 24px; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.plan-features li {
  font-size: 14px;
  color: var(--text-secondary);
  padding-left: 18px;
  position: relative;
}
.plan-features li::before {
  content: '◈';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 9px;
  top: 5px;
}
.plan-btn { width: 100%; justify-content: center; }

/* Final CTA */
.final-cta { padding: 160px 0; }
.text-center { text-align: center; }
.final-mark {
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 32px;
  display: block;
  opacity: 0.6;
}
.final-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 52px);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 40px;
}
.final-title em { color: var(--accent); font-style: normal; }
.final-note { margin-top: 20px; font-size: 14px; color: var(--text-muted); }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 40px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy { font-size: 13px; color: var(--text-muted); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 13px; color: var(--text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--text-secondary); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--smooth);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border-bright);
  border-radius: var(--r-xl);
  padding: 48px;
  max-width: 520px;
  width: 100%;
  position: relative;
  transform: scale(0.95);
  transition: transform var(--smooth);
}
.modal-overlay.open .modal { transform: scale(1); }
.modal-close {
  position: absolute;
  top: 20px; right: 20px;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 12px;
  transition: all var(--fast);
}
.modal-close:hover { color: var(--text-primary); border-color: var(--border-bright); }
.modal-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 20px;
}
.modal h3 {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.3;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
}
.modal-steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.ms { display: flex; gap: 16px; }
.ms-num {
  width: 28px; height: 28px;
  background: var(--accent-dim);
  border: 1px solid rgba(232,184,75,0.3);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
}
.ms p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
.ms strong { color: var(--text-primary); font-weight: 500; }

/* Responsive */
@media (max-width: 768px) {
  .nav { padding: 16px 20px; }
  .hero { padding: 100px 20px 60px; }
  .section-inner { padding: 0 20px; }
  .diff-grid { grid-template-columns: 1fr; }
  .diff-divider { display: none; }
  .step { grid-template-columns: 1fr; gap: 8px; }
  .step-num { font-size: 11px; padding-top: 0; }
  .privacy-inner { grid-template-columns: 1fr; }
  .privacy-visual { flex-direction: column; }
  .pv-arrow { transform: rotate(90deg); }
  .plans-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .modal { padding: 32px 24px; }
}