/* --- Sistema de Diseño --- */
:root {
    --bg-base: #0a0a0f;
    --bg-surface: rgba(18, 18, 29, 0.7);
    --bg-surface-hover: rgba(26, 26, 42, 0.85);
    
    --primary: #6366f1; /* Indigo */
    --primary-glow: rgba(99, 102, 241, 0.15);
    --secondary: #a855f7; /* Purple */
    --secondary-glow: rgba(168, 85, 247, 0.15);
    --tertiary: #06b6d4; /* Cyan */
    --tertiary-glow: rgba(6, 182, 212, 0.15);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.18);
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* --- Reseteo y Estilos Base --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow-x: hidden;
}

/* --- Elementos Decorativos de Fondo --- */
.background-decorations {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

.orb-2 {
    bottom: -15%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
    animation-delay: -5s;
}

.orb-3 {
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, var(--tertiary) 0%, transparent 70%);
    animation-delay: -10s;
    opacity: 0.25;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-40px) scale(1.08);
    }
}

/* --- Contenedor Principal --- */
.portal-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1200px;
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}

/* --- Cabecera --- */
.portal-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.logo-area {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    margin-bottom: 0.5rem;
    backdrop-filter: blur(10px);
}

.portal-logo-icon {
    font-size: 1.25rem;
}

.portal-logo-text {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: linear-gradient(135deg, #fff 0%, #a8a29e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.portal-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 30%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.portal-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* --- Rejilla de Simuladores --- */
.simulators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

/* --- Tarjetas (Cards) --- */
.simulator-card {
    position: relative;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

/* Efecto de resplandor de fondo en hover */
.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

#card-caravanas .card-glow {
    background: radial-gradient(circle at 50% 0%, var(--primary-glow) 0%, transparent 70%);
}

#card-trasteros .card-glow {
    background: radial-gradient(circle at 50% 0%, var(--secondary-glow) 0%, transparent 70%);
}

#card-velero .card-glow {
    background: radial-gradient(circle at 50% 0%, var(--tertiary-glow) 0%, transparent 70%);
}

/* Alineación de contenido dentro de la tarjeta */
.card-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    transition: transform 0.4s ease;
}

#card-caravanas:hover .card-icon-wrapper {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
}

#card-trasteros:hover .card-icon-wrapper {
    background: rgba(168, 85, 247, 0.1);
    border-color: rgba(168, 85, 247, 0.3);
}

#card-velero:hover .card-icon-wrapper {
    background: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.3);
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

#card-caravanas:hover .card-title { color: #818cf8; }
#card-trasteros:hover .card-title { color: #c084fc; }
#card-velero:hover .card-title { color: #22d3ee; }

.card-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.75rem;
    flex-grow: 1;
}

.card-badges {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
}

/* Botones de las tarjetas */
.card-button {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.card-button .arrow {
    transition: transform 0.3s ease;
}

.card-button:hover .arrow {
    transform: translateX(4px);
}

/* Estados Hover de las Tarjetas */
.simulator-card:hover {
    transform: translateY(-6px);
    background: var(--bg-surface-hover);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.simulator-card:hover .card-glow {
    opacity: 1;
}

#card-caravanas:hover .card-button {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 8px 20px -6px rgba(99, 102, 241, 0.4);
}

#card-trasteros:hover .card-button {
    background: var(--secondary);
    border-color: var(--secondary);
    box-shadow: 0 8px 20px -6px rgba(168, 85, 247, 0.4);
}

#card-velero:hover .card-button {
    background: var(--tertiary);
    border-color: var(--tertiary);
    color: #083344;
    box-shadow: 0 8px 20px -6px rgba(6, 182, 212, 0.4);
}

/* --- Pie de Página --- */
.portal-footer {
    text-align: center;
    margin-top: 1rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

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

/* --- Adaptabilidad Responsiva --- */
@media (max-width: 768px) {
    .portal-container {
        padding: 2.5rem 1.25rem;
        gap: 2.5rem;
    }
    
    .portal-header {
        gap: 0.75rem;
    }
    
    .simulators-grid {
        grid-template-columns: 1fr;
    }
}