/* Importación de fuentes modernas (Colocar siempre al inicio del archivo) */
@import url('https://googleapis.com');

/* --- VARIABLES Y CONFIGURACIÓN --- */
:root {
    --primary-color: #7b1113;     /* Actualizado al rojo de tu logo institucional */
    --primary-hover: #5a0c0e;
    --secondary-color: #0ea5e9;   
    --bg-dark: #0f172a;           
    --bg-light: #f8fafc;          
    --text-main: #1e293b;         /* Texto principal más oscuro y nítido */
    --text-muted: #64748b;        
    --white: #ffffff;
    --radius: 12px;               
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* Transición más fluida */
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-main);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

body {
    overflow-x: hidden;
}

/* --- BOTONES --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(123, 17, 19, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(123, 17, 19, 0.4);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 8px 16px;
    font-size: 0.95rem;
}

.btn-outline-white {
    background-color: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

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

/* --- NAVEGACIÓN BASE --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    background-color: rgba(255, 255, 255, 0.85); /* Fondo premium con desenfoque */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    min-height: 80px;
    height: auto;
    gap: 15px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 46px;
    width: auto;
    object-fit: contain;
}

/* CONTENEDOR INTERNO EXCLUSIVO PARA LAS RAYAS CSS */
.menu-icon-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 14px;
}

.menu-icon-wrapper span {
    width: 100%;
    height: 2px;
    background-color: #7b1113; /* Forzado al color rojo correcto */
    border-radius: 4px;
    transition: var(--transition);
}

/* --- VISTA MÓVIL Y TABLETA (Responsive hasta 1024px) --- */
@media (max-width: 1024px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        gap: 10px;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 102;
        padding: 8px 12px;
        border-radius: 8px;
        transition: var(--transition);
    }

    .menu-toggle:hover {
        background-color: rgba(123, 17, 19, 0.05);
    }

    .menu-toggle::before {
        content: "MENÚ";
        font-family: 'Poppins', sans-serif;
        font-weight: 600;
        font-size: 0.9rem;
        letter-spacing: 0.5px;
        color: #7b1113;
    }

    /* Menú Desplegable Lateral */
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 85%;
        max-width: 320px;
        height: calc(100vh - 80px);
        background-color: rgba(255, 255, 255, 0.98);
        box-shadow: -15px 0 40px rgba(15, 23, 42, 0.08);
        display: flex;
        flex-direction: column;
        align-items: stretch;
        padding: 40px 30px;
        gap: 8px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 101;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a:not(.btn) {
        text-decoration: none;
        color: var(--text-main);
        font-family: 'Poppins', sans-serif;
        font-weight: 500;
        font-size: 1.1rem;
        padding: 14px 16px;
        border-radius: 8px;
        border-bottom: none; /* Adiós al borde anticuado */
        transition: var(--transition);
        white-space: nowrap;
    }

    .nav-links a:not(.btn):hover {
        color: var(--primary-color);
        background-color: rgba(123, 17, 19, 0.05);
        padding-left: 22px;
    }

    .nav-links .btn {
        justify-content: center;
        margin-top: 20px;
    }
}

/* --- VISTA DE ESCRITORIO (Pantallas Grandes) --- */
@media (min-width: 1025px) {
    .menu-toggle {
        display: none;
    }

    .nav-links {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background-color: transparent;
        box-shadow: none;
        display: flex;
        flex-direction: row;
        padding: 0;
        gap: 8px; /* Ajuste preciso */
        flex-wrap: wrap;
        justify-content: flex-end;
        align-items: center;
    }

    .nav-links a:not(.btn) {
        font-family: 'Poppins', sans-serif;
        font-size: 0.95rem;
        font-weight: 500;
        text-decoration: none;
        color: var(--text-main);
        padding: 10px 16px;
        border-radius: 8px;
        border-bottom: none;
        transition: var(--transition);
    }

    /* Efecto moderno sutil en barra superior */
    .nav-links a:not(.btn):hover {
        color: var(--primary-color);
        background-color: rgba(123, 17, 19, 0.05);
    }

    .nav-links .btn {
        margin-top: 0;
        margin-left: 10px;
    }
}

/* --- COMPONENTES DE LA PÁGINA --- */
.hero {
    position: relative;
    width: 100%;
    height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    padding: 0 5%;
    overflow: hidden;
}

.carousel-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.9) 30%, rgba(15, 23, 42, 0.4) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 650px;
    color: var(--white);
}

.badge {
    font-family: 'Poppins', sans-serif;
    background-color: rgba(123, 17, 19, 0.2);
    color: #fca5a5;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
    border: 1px solid rgba(123, 17, 19, 0.3);
}

.hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

@media (min-width: 768px) {
    .hero h1 { font-size: 3.5rem; }
}

.hero p {
    font-size: 1.1rem;
    color: #cbd5e1;
    margin-bottom: 35px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 576px) {
    .hero-buttons { flex-direction: row; }
}

/* --- SECCIONES DE CONTENIDO --- */
.features, .cta-section {
    padding: 80px 5%;
    background-color: var(--bg-light);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 { 
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem; 
    color: var(--bg-dark); 
    font-weight: 700;
}

.grid-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.card {
    background-color: var(--white);
    padding: 35px;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.03);
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -15px rgba(0,0,0,0.08);
}

.card-icon { font-size: 2.2rem; color: var(--primary-color); margin-bottom: 20px; }

/* --- REGISTRO Y FOOTER --- */
.cta-section { display: flex; justify-content: center; background-color: var(--white); }

.cta-container {
    background-color: var(--bg-dark);
    color: var(--white);
    padding: 60px 40px;
    border-radius: 24px;
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.register-form { display: flex; flex-direction: column; gap: 15px; }

.form-group input {
    width: 100%;
    padding: 14px 20px;
    border-radius: var(--radius);
    border: 1px solid #334155;
    background-color: #1e293b;
    color: #f5f6fa;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(123, 17, 19, 0.2);
}

.footer { text-align: center; padding: 40px; border-top: 1px solid #e2e8f0; color: var(--text-muted); font-size: 0.9rem; }