/* Cores do site original: Azul escuro #0a2540, azul #007bff, branco #fff, cinza #f8f9fa */
:root {
    --primary: #0a2540;
    --secondary: #007bff;
    --bg-light: #f8f9fa;
    --text-dark: #333;
    --white: #fff;
    --danger: #dc3545;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: system-ui, -apple-system, sans-serif; }
body { background: var(--bg-light); color: var(--text-dark); line-height: 1.6; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Hero - Fundo azul escuro como no original */
.hero { background: linear-gradient(to right, var(--primary), #1e3a8a); color: var(--white); padding: 60px 0; text-align: center; }
.hero h1 { font-size: 2.5em; margin-bottom: 10px; }
.subtitle { font-size: 1.2em; margin-bottom: 10px; }
.payment { font-weight: bold; }

/* Seções */
.app-section, .offer-section, .faq-section, .devices-section, .advantages-section { padding: 50px 0; background: var(--white); }
.offer-section { background: var(--bg-light); text-align: center; }
.offer-section h2 { color: var(--primary); margin-bottom: 20px; }
.countdown { display: flex; justify-content: center; gap: 20px; font-size: 1.5em; font-weight: bold; color: var(--secondary); }

/* Planos - Grid como cards no original */
.plans-section { padding: 50px 0; background: var(--bg-light); }
.plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 30px; }
.plan-card { background: var(--white); padding: 30px; border-radius: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); text-align: center; transition: transform 0.3s; }
.plan-card:hover { transform: translateY(-5px); }
.plan-card h3 { color: var(--primary); margin-bottom: 10px; }
.old-price { text-decoration: line-through; color: #999; margin: 10px 0; }
.new-price { font-size: 2em; color: var(--secondary); font-weight: bold; margin: 10px 0; }
.buy-btn { background: var(--secondary); color: var(--white); padding: 15px 30px; text-decoration: none; border-radius: 5px; display: inline-block; margin-top: 15px; font-weight: bold; transition: background 0.3s; }
.buy-btn:hover { background: #0056b3; }

/* FAQ */
.faq-section h2 { text-align: center; color: var(--primary); margin-bottom: 30px; }
.faq-item { margin-bottom: 20px; padding: 20px; background: var(--bg-light); border-radius: 8px; }
.faq-item h3 { color: var(--primary); cursor: pointer; } /* Pode adicionar JS para acordeão se quiser */

/* Dispositivos e Vantagens */
.devices-section, .advantages-section { background: var(--white); }
.devices-section h3, .advantages-section h3 { color: var(--primary); margin-bottom: 20px; text-align: center; }
.devices-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; }
.devices-list li { background: var(--bg-light); padding: 10px; border-radius: 5px; text-align: center; }
.advantages-section ul { list-style: none; max-width: 600px; margin: 0 auto; }
.advantages-section li { margin-bottom: 10px; padding: 10px; background: var(--bg-light); border-radius: 5px; }

/* Footer */
.footer { background: var(--primary); color: var(--white); padding: 30px 0; text-align: center; }
.whatsapp-btn { color: #25D366; font-weight: bold; text-decoration: underline; }

/* Admin Styles - Similar mas mais clean */
.admin-body { background: var(--bg-light); }
.admin-container { max-width: 1000px; margin: 20px auto; padding: 20px; background: var(--white); border-radius: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.admin-container h1, .admin-container h2 { color: var(--primary); margin-bottom: 20px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin: 20px 0; }
.stat-card { background: var(--bg-light); padding: 20px; border-radius: 8px; text-align: center; }
.stat-card h3 { color: var(--primary); }
.stat-card p { font-size: 2em; font-weight: bold; color: var(--secondary); }
.btn { background: var(--secondary); color: var(--white); padding: 10px 20px; text-decoration: none; border-radius: 5px; display: inline-block; margin: 5px; transition: background 0.3s; }
.btn:hover { background: #0056b3; }
.btn-secondary { background: #6c757d; }
.btn-secondary:hover { background: #545b62; }
.admin-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.admin-table th, .admin-table td { padding: 12px; text-align: left; border-bottom: 1px solid #ddd; }
.admin-table th { background: var(--primary); color: var(--white); }
.admin-form { max-width: 600px; margin: 20px 0; }
.admin-form input, .admin-form select, .admin-form textarea { width: 100%; padding: 10px; margin: 10px 0; border: 1px solid #ddd; border-radius: 5px; }
.login-box { max-width: 400px; margin: 100px auto; padding: 40px; background: var(--white); border-radius: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); text-align: center; }
.erro { color: var(--danger); margin: 10px 0; }

/* Responsivo - Como no original */
@media (max-width: 768px) {
    .hero h1 { font-size: 2em; }
    .plans-grid { grid-template-columns: 1fr; }
    .countdown { flex-direction: column; gap: 10px; }
}