/* =========================================
   DJI Care — Base Styles
   Variables definidas por cada variante
   ========================================= */

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Steps ── */
.step { display: none; min-height: 100vh; }
.step.active { display: flex; flex-direction: column; }

/* ── Header ── */
.header {
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}
.header-logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  text-decoration: none;
}
.header-badge {
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 4px 10px;
  border-radius: 20px;
}

/* ── Hero ── */
.hero {
  padding: 80px 40px 40px;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.hero-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 16px;
}
.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}
.hero-urgency {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--urgency-bg);
  color: var(--urgency-text);
  border: 1px solid var(--urgency-border);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  margin-top: 8px;
}

/* ── Models Grid ── */
.models-section {
  padding: 40px;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}
.models-section h2 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.model-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.model-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow);
}
.model-card:active { transform: translateY(0); }
.model-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.model-info .price {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}
.model-info .price span {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
}
.model-info .price-2yr {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.model-info .price-2yr span {
  font-size: 12px;
}

/* ── Sin stock ── */
.model-card.no-stock {
  opacity: 0.38;
  cursor: not-allowed;
  pointer-events: none;
  position: relative;
}
.model-card.no-stock::after {
  content: 'Sin stock';
  position: absolute;
  top: 12px;
  right: 14px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 7px;
}
.model-card.no-stock:hover {
  border-color: var(--border);
  transform: none;
  box-shadow: none;
}

/* ── Plan selector (1yr / 2yr) ── */
.plan-selector {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}
.plan-option {
  flex: 1;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--bg-card);
}
.plan-option.selected {
  border-color: var(--accent);
  background: var(--bg-input);
}
.plan-option .plan-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 4px;
}
.plan-option.selected .plan-label { color: var(--accent); }
.plan-option .plan-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}
.plan-option .plan-detail {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.model-arrow {
  color: var(--text-secondary);
  font-size: 20px;
  transition: transform 0.2s;
}
.model-card:hover .model-arrow { transform: translateX(4px); color: var(--accent); }

/* ── Form Step ── */
.form-container {
  max-width: 520px;
  margin: 0 auto;
  padding: 60px 40px;
  width: 100%;
}
.form-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  margin-bottom: 32px;
  background: none;
  border: none;
  padding: 0;
}
.form-back:hover { color: var(--text-primary); }
.form-model-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
}
.form-model-badge .price-badge {
  color: var(--accent);
  font-weight: 700;
}
.form-container h2 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.form-container .subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 32px;
}
.form-divider {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 24px 0 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.form-group input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus { border-color: var(--accent); }
.form-group input::placeholder { color: var(--text-secondary); opacity: 0.6; }
.form-group input.error { border-color: #ef4444; }
.field-error {
  font-size: 12px;
  color: #ef4444;
  margin-top: 4px;
  display: none;
}
.field-error.visible { display: block; }
.form-hint {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}
.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s, transform 0.1s;
  margin-top: 8px;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: scale(0.99); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.form-legal {
  font-size: 12px;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 16px;
  line-height: 1.5;
}

/* ── Loading Step ── */
.loading-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
}
.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-container h2 { font-size: 22px; font-weight: 600; margin-bottom: 8px; }
.loading-container p { color: var(--text-secondary); font-size: 15px; }
.loading-steps {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  min-width: 240px;
}
.loading-step-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}
.loading-step-item.done { color: var(--text-primary); }
.loading-step-item.done::before { content: '✓'; color: #22c55e; font-weight: 700; }
.loading-step-item.active::before { content: '›'; color: var(--accent); font-weight: 700; }
.loading-step-item.pending::before { content: '·'; }

/* ── Error Banner ── */
.error-banner {
  background: #fee2e2;
  border: 1px solid #fca5a5;
  color: #991b1b;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 14px;
  margin-bottom: 20px;
  display: none;
}
.error-banner.visible { display: block; }

/* ── Success Step ── */
.success-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
}
.success-icon {
  width: 72px;
  height: 72px;
  background: #22c55e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: 24px;
}
.success-container h2 { font-size: 28px; font-weight: 700; margin-bottom: 8px; }
.success-container p { color: var(--text-secondary); font-size: 16px; max-width: 400px; }
.success-detail {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 28px;
  margin-top: 28px;
  text-align: left;
  min-width: 320px;
}
.success-detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.success-detail-row:last-child { border-bottom: none; }
.success-detail-row span:first-child { color: var(--text-secondary); }
.success-detail-row span:last-child { font-weight: 600; }

/* ── Footer ── */
.footer {
  padding: 24px 40px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .header { padding: 16px 20px; }
  .hero { padding: 48px 20px 24px; }
  .models-section { padding: 24px 20px; }
  .form-container { padding: 40px 20px; }
  .footer { flex-direction: column; gap: 8px; text-align: center; }
}