/* Variables de Diseño y Sistema de Colores */
:root {
    --primary-blue: #012f6a;
    --primary-red: #960200;
    --primary-blue-rgb: 1, 47, 106;
    --primary-red-rgb: 150, 2, 0;
    
    /* Variantes claras para acentos */
    --accent-blue: #3b82f6;
    --accent-red: #ef4444;
    
    /* Neutros Oscuros */
    --bg-dark: #040811;
    --bg-darker: #020409;
    --card-bg: rgba(6, 12, 26, 0.55);
    --card-bg-hover: rgba(8, 16, 35, 0.7);
    --card-border: rgba(255, 255, 255, 0.07);
    --card-border-active: rgba(59, 130, 246, 0.3);
    
    /* Neutros Claros */
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-light: #ffffff;
    
    /* Fuentes */
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-title: 'Outfit', sans-serif;
    
    /* Transiciones */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset de Estilos */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    line-height: 1.6;
}

/* Canvas de Fondo */
#background-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
}

/* Resplandores Ambientales de Fondo (Ambient Glows) */
.glow-bg {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    z-index: 2;
    opacity: 0.18;
    pointer-events: none;
    mix-blend-mode: screen;
}

.blue-glow {
    top: -10%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(var(--primary-blue-rgb), 1) 0%, rgba(0,0,0,0) 70%);
    animation: floatGlow 12s infinite alternate ease-in-out;
}

.red-glow {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(var(--primary-red-rgb), 1) 0%, rgba(0,0,0,0) 70%);
    animation: floatGlow 12s infinite alternate-reverse ease-in-out;
}

@keyframes floatGlow {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(5%, 5%) scale(1.1);
    }
}

/* Contenedor General de la Página */
.page-container {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Cabecera */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 3.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.5rem 1rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
    transition: var(--transition-smooth);
}

.logo-container:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.brand-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.header-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-blue);
    border-radius: 50%;
    position: relative;
    display: inline-block;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--accent-blue);
    border-radius: 50%;
    animation: pulse 1.8s infinite ease-in-out;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(2.8);
        opacity: 0;
    }
}

/* Tarjeta Glassmorphic */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-radius: 24px;
    box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.5),
                inset 0 1px 1px rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

/* Hero Section */
.hero-section {
    margin-bottom: 4rem;
}

.main-card {
    padding: 3.5rem 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.main-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-red) 100%);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(150, 2, 0, 0.12);
    border: 1px solid rgba(150, 2, 0, 0.25);
    color: #ff8582;
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    font-family: var(--font-title);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    animation: subtlePulse 2s infinite ease-in-out;
}

.rotate-icon {
    animation: rotateEarth 15s infinite linear;
}

@keyframes rotateEarth {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes subtlePulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(150, 2, 0, 0.2); }
    50% { transform: scale(1.03); box-shadow: 0 0 12px 2px rgba(150, 2, 0, 0.15); }
}

.main-title {
    font-family: var(--font-title);
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.main-title span {
    background: linear-gradient(135deg, #60a5fa 10%, #f87171 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.main-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 780px;
    margin: 0 auto 3rem;
}

/* Cuenta Regresiva */
.countdown-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 18px;
    min-width: 110px;
    padding: 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.countdown-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-blue);
    opacity: 0.5;
}

.countdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.08);
}

.countdown-item .number {
    font-family: var(--font-title);
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--text-light);
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.countdown-item .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.countdown-separator {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.15);
    animation: blink 1.5s infinite ease-in-out;
}

@keyframes blink {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

/* Formulario */
.form-container {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 20px;
    padding: 2.25rem;
    max-width: 780px;
    margin: 0 auto;
    box-shadow: inset 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.form-container h3 {
    font-family: var(--font-title);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.form-instruction {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.75rem;
}

.subscribe-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-row > * {
    flex: 1 1 calc(50% - 0.5rem);
    min-width: 250px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 1.25rem;
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    transition: var(--transition-fast);
}

.input-group input, 
.input-group select {
    width: 100%;
    background-color: rgba(1, 47, 106, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 1rem 1rem 1rem 3rem;
    color: var(--text-light);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-smooth);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    appearance: none; /* remueve estilos nativos select */
}

/* Flecha customizada para select */
.select-group::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 1.25rem;
    color: var(--text-muted);
    pointer-events: none;
}

.input-group input:hover,
.input-group select:hover {
    background-color: rgba(1, 47, 106, 0.25);
    border-color: rgba(255, 255, 255, 0.12);
}

.input-group input:focus,
.input-group select:focus {
    background-color: rgba(1, 47, 106, 0.35);
    border-color: var(--accent-blue);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.25),
                inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

.input-group input:focus + .input-icon,
.input-group select:focus + .input-icon {
    color: var(--accent-blue);
}

/* Estilo específico para dropdown options en cromo/firefox */
.input-group select option {
    background-color: var(--bg-darker);
    color: var(--text-light);
    padding: 0.5rem;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-red) 100%);
    border: none;
    border-radius: 14px;
    padding: 1rem 1.75rem;
    color: var(--text-light);
    font-family: var(--font-title);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: 0 4px 18px rgba(var(--primary-blue-rgb), 0.3);
    transition: var(--transition-smooth);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(var(--primary-blue-rgb), 0.4),
                0 0 15px rgba(var(--primary-red-rgb), 0.2);
    filter: brightness(1.1);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn i {
    transition: var(--transition-smooth);
}

.submit-btn:hover i {
    transform: translateX(4px) translateY(-2px);
}

/* Sección de Características */
.features-section {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 5rem;
}

.feature-card {
    padding: 2.5rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.feature-card:hover {
    transform: translateY(-6px);
    background-color: var(--card-bg-hover);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 32px -8px rgba(0, 0, 0, 0.4);
}

.feature-icon-wrapper {
    width: 72px;
    height: 72px;
    background: radial-gradient(circle, rgba(var(--primary-blue-rgb), 0.3) 0%, rgba(var(--primary-red-rgb), 0.1) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon-wrapper {
    color: #ff8582;
    border-color: rgba(239, 68, 68, 0.25);
    transform: scale(1.08) rotate(5deg);
    background: radial-gradient(circle, rgba(var(--primary-red-rgb), 0.3) 0%, rgba(var(--primary-blue-rgb), 0.1) 100%);
}

.feature-svg {
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.25));
}

.feature-card h3 {
    font-family: var(--font-title);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Pie de página */
.main-footer {
    margin-top: auto;
    text-align: center;
    padding-top: 1rem;
}

.footer-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 50%, rgba(255, 255, 255, 0) 100%);
    margin-bottom: 2rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

.footer-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    color: var(--text-light);
    transform: translateY(-2px);
}

.social-icon:hover:nth-child(1) { background: #1877f2; border-color: #1877f2; } /* Facebook */
.social-icon:hover:nth-child(2) { background: #e1306c; border-color: #e1306c; } /* Instagram */
.social-icon:hover:nth-child(3) { background: #0077b5; border-color: #0077b5; } /* LinkedIn */
.social-icon:hover:nth-child(4) { background: #25d366; border-color: #25d366; } /* WhatsApp */

.footer-location {
    font-size: 0.8rem !important;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.footer-location i {
    color: var(--accent-red);
}

/* Sistema de Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: rgba(8, 16, 35, 0.95);
    border-left: 4px solid var(--accent-blue);
    border-radius: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
    padding: 1rem 1.5rem;
    min-width: 320px;
    max-width: 400px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    animation: slideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.toast.toast-success {
    border-left-color: #10b981;
}

.toast.toast-error {
    border-left-color: var(--accent-red);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-content i {
    font-size: 1.2rem;
}

.toast.toast-success .toast-content i { color: #10b981; }
.toast.toast-error .toast-content i { color: var(--accent-red); }

.toast-message {
    font-size: 0.9rem;
    color: var(--text-light);
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.2rem;
    transition: var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-light);
}

@keyframes slideIn {
    0% {
        transform: translateY(20px) scale(0.9);
        opacity: 0;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideOut {
    0% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translateY(20px) scale(0.9);
        opacity: 0;
    }
}

/* Responsividad (Media Queries) */

@media (max-width: 968px) {
    .main-title {
        font-size: 2.5rem;
    }
    
    .features-section {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .countdown-container {
        gap: 1rem;
    }
    
    .countdown-item {
        min-width: 90px;
        padding: 1rem 0.75rem;
    }
    
    .countdown-item .number {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .page-container {
        padding: 1.5rem 1rem;
    }
    
    .main-header {
        margin-bottom: 2.5rem;
    }
    
    .main-card {
        padding: 2.5rem 1.5rem;
    }
    
    .form-container {
        padding: 1.5rem 1.25rem;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .form-row > * {
        width: 100%;
    }
    
    .features-section {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-bottom: 3.5rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 2rem;
    }
    
    .main-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .countdown-container {
        gap: 0.5rem;
    }
    
    .countdown-item {
        min-width: 70px;
        padding: 0.75rem 0.5rem;
    }
    
    .countdown-item .number {
        font-size: 1.8rem;
    }
    
    .countdown-separator {
        font-size: 1.5rem;
    }
    
    .logo-container {
        padding: 0.4rem 0.75rem;
    }
    
    .brand-logo {
        height: 38px;
    }
    
    .header-badge {
        padding: 0.4rem 0.75rem;
        font-size: 0.75rem;
    }
    
    .toast {
        min-width: calc(100vw - 2rem);
        right: 1rem;
        bottom: 1rem;
    }
}