/* ESTILOS BASE Y ESTRUCTURA GENERAL */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; background-color: #f8f9fa; }
.container { width: 90%; max-width: 1100px; margin: auto; padding: 20px; }

/* SECCIÓN HERO (ENCABEZADO PRINCIPAL) */
.hero { background: linear-gradient(135deg, #0f172a, #1e293b); color: #fff; text-align: center; padding: 80px 20px; }
.hero h1 { font-size: 2.5rem; margin-bottom: 15px; }
.hero p { font-size: 1.2rem; color: #94a3b8; margin-bottom: 25px; }

/* BOTONES PRINCIPALES */
.btn-primary { background-color: #2563eb; color: white; padding: 12px 24px; text-decoration: none; border-radius: 6px; font-weight: bold; display: inline-block; border: none; cursor: pointer; transition: background 0.3s ease; }
.btn-primary:hover { background-color: #1d4ed8; }

/* REJILLA DE TARJETAS (GRID PARA SERVICIOS) */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-top: 40px; }
.card { background: white; padding: 25px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); border: 1px solid #e2e8f0; }
.card h2 { margin-bottom: 10px; color: #0f172a; font-size: 1.4rem; }

/* =======================================================
   NUEVO FASE 2: SECCIÓN DE CAPTURA DE CORREOS (LEADS)
   ======================================================= */
.lead-section { margin-top: 50px; }
.lead-card { background: #ffffff; border: 2px solid #2563eb; padding: 40px 20px; border-radius: 12px; text-align: center; max-width: 700px; margin: 0 auto; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }
.lead-card h2 { color: #0f172a; margin-bottom: 10px; }
.lead-card p { color: #64748b; margin-bottom: 25px; }
.lead-form { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* Estilos de la caja de texto donde el usuario escribe su correo */
.lead-form input[type="email"] { padding: 12px 16px; border: 1px solid #cbd5e1; border-radius: 6px; font-size: 1rem; width: 100%; max-width: 380px; outline: none; }
.lead-form input[type="email"]:focus { border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,0.2); }
.response-message { margin-top: 15px; font-weight: bold; font-size: 0.95rem; }

/* PIE DE PÁGINA (FOOTER) */
footer { text-align: center; padding: 30px; margin-top: 50px; background: #0f172a; color: #94a3b8; font-size: 0.9rem; }