/* ========================================
   UNIVERSIDAD DORADOS - HOME PAGE
   Diseño Futurista & Minimalista
   ======================================== */

/* ============ VARIABLES DE COLOR ============ */
:root {
    /* Paleta de colores elegante - Blanco, Gris y Dorado */
    --color-primary: #ffffff;
    --color-secondary: #f8f9fa;
    --color-accent-teal: #d4a853;       /* Dorado principal */
    --color-accent-blue: #c9a227;       /* Dorado intenso */
    --color-accent-purple: #b8860b;     /* Dorado oscuro */
    --color-accent-indigo: #e6be5a;     /* Dorado claro */
    
    /* Gradientes */
    --gradient-hero: linear-gradient(135deg, #ffffff 0%, #f5f5f5 50%, #fafafa 100%);
    --gradient-card-teal: linear-gradient(135deg, rgba(212, 168, 83, 0.1) 0%, rgba(212, 168, 83, 0.05) 100%);
    --gradient-card-blue: linear-gradient(135deg, rgba(201, 162, 39, 0.1) 0%, rgba(201, 162, 39, 0.05) 100%);
    --gradient-card-purple: linear-gradient(135deg, rgba(184, 134, 11, 0.1) 0%, rgba(184, 134, 11, 0.05) 100%);
    --gradient-card-indigo: linear-gradient(135deg, rgba(230, 190, 90, 0.1) 0%, rgba(230, 190, 90, 0.05) 100%);
    
    /* Texto */
    --color-text-primary: #1a1a2e;
    --color-text-secondary: #4a4a68;
    --color-text-muted: #8a8aa3;
    
    /* Fondos */
    --color-bg-dark: #ffffff;
    --color-bg-card: rgba(255, 255, 255, 0.95);
    --color-bg-card-hover: rgba(255, 255, 255, 1);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(212, 168, 83, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.08);
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Bordes */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============ RESET & BASE ============ */
#futuristic-home-container {
    min-height: 100vh;
    background: var(--color-bg-dark);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(212, 168, 83, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(201, 162, 39, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(184, 134, 11, 0.03) 0%, transparent 50%);
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
    overflow-x: hidden;
    contain: layout style;
}

/* ============ HERO SECTION ============ */
#hero-welcome-section {
    position: relative;
    padding: var(--spacing-xxl) var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    background: var(--gradient-hero);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(212, 168, 83, 0.1);
    border: 1px solid rgba(212, 168, 83, 0.15);
}

#animated-gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(212, 168, 83, 0.08),
        rgba(201, 162, 39, 0.06),
        rgba(230, 190, 90, 0.08),
        rgba(212, 168, 83, 0.08)
    );
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease 1;
    opacity: 0.5;
}

@keyframes gradientAnimation {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

#hero-content-wrapper {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

#university-brand {
    margin-bottom: var(--spacing-xl);
    animation: fadeInDown 0.8s ease;
}

#brand-icon-container {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, rgba(212, 168, 83, 0.15) 0%, rgba(212, 168, 83, 0.08) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-accent-teal);
    box-shadow: 
        0 0 30px rgba(212, 168, 83, 0.25),
        0 10px 30px rgba(0, 0, 0, 0.1);
    animation: float 3s ease-in-out 1;
    will-change: transform;
}

#brand-icon-container i {
    font-size: 2.5rem;
    color: var(--color-accent-teal);
    filter: drop-shadow(0 0 10px rgba(212, 168, 83, 0.4));
}

/* ⬇️ AGREGAR ESTO AQUÍ ⬇️ */
#brand-icon-container img {
    width: 80%;
    height: 80%;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(212, 168, 83, 0.4));
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#university-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 20px rgba(212, 168, 83, 0.15);
}

#brand-divider {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-accent-teal), transparent);
    margin: var(--spacing-md) auto;
    box-shadow: 0 0 10px rgba(212, 168, 83, 0.4);
}

/* User Welcome Card */
#user-welcome-card {
background: rgba(255, 255, 255, 0.95);
border: 1px solid rgba(212, 168, 83, 0.2);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    max-width: 500px;
    margin: 0 auto;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#welcome-message-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-teal);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

#welcome-message-header i {
    font-size: 1.2rem;
}

#user-display-name {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--color-text-primary);
    margin: var(--spacing-xs) 0;
}

#user-email-display {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin: 0;
}

#user-email-display i {
    opacity: 0.7;
}

/* Floating Orbs */
.floating-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    pointer-events: none;
    animation: floatOrb 20s ease-in-out 1;
}

.floating-orb-1 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(212, 168, 83, 0.4), transparent);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.floating-orb-2 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(184, 134, 11, 0.35), transparent);
    bottom: -80px;
    right: -80px;
    animation-delay: 7s;
}

.floating-orb-3 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.3), transparent);
    top: 50%;
    right: -50px;
    animation-delay: 14s;
}

@keyframes floatOrb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.9); }
    75% { transform: translate(20px, 30px) scale(1.05); }
}

/* ============ ANALYTICS DASHBOARD ============ */
#analytics-dashboard-section {
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

#section-header-container {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

#analytics-section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

#analytics-section-title i {
    color: var(--color-accent-teal);
    filter: drop-shadow(0 0 10px rgba(212, 168, 83, 0.4));
}

#title-accent-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-accent-blue), transparent);
    margin: 0 auto;
    box-shadow: 0 0 10px rgba(201, 162, 39, 0.4);
}

/* Metrics Grid */
#dashboard-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

/* Metric Cards */
.metric-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    overflow: hidden;
    animation: scaleIn 0.5s ease backwards;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    will-change: transform;
    contain: content;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--card-accent-color), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.metric-card:hover::before {
    opacity: 1;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

#metric-preinscripciones {
    --card-accent-color: var(--color-accent-teal);
    animation-delay: 0.4s;
}

#metric-estadisticas {
    --card-accent-color: var(--color-accent-blue);
    animation-delay: 0.5s;
}

#metric-total-users {
    --card-accent-color: var(--color-accent-purple);
    animation-delay: 0.6s;
}

#metric-active-users {
    --card-accent-color: var(--color-accent-indigo);
    animation-delay: 0.7s;
}

.metric-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.12),
        0 0 30px rgba(212, 168, 83, 0.15);
    border-color: var(--card-accent-color);
    background: var(--color-bg-card-hover);
}

.metric-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--card-accent-color), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.metric-card:hover .metric-card-glow {
    opacity: 0.1;
}

/* Card Header */
.metric-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.metric-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.metric-icon-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--icon-bg-gradient);
    opacity: 0.15;
}

.metric-card:hover .metric-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.metric-icon-teal {
    --icon-bg-gradient: var(--gradient-card-teal);
    color: var(--color-accent-teal);
    border: 1px solid rgba(212, 168, 83, 0.3);
    box-shadow: 0 0 20px rgba(212, 168, 83, 0.15);
}

.metric-icon-blue {
    --icon-bg-gradient: var(--gradient-card-blue);
    color: var(--color-accent-blue);
    border: 1px solid rgba(201, 162, 39, 0.3);
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.15);
}

.metric-icon-purple {
    --icon-bg-gradient: var(--gradient-card-purple);
    color: var(--color-accent-purple);
    border: 1px solid rgba(184, 134, 11, 0.3);
    box-shadow: 0 0 20px rgba(184, 134, 11, 0.15);
}

.metric-icon-indigo {
    --icon-bg-gradient: var(--gradient-card-indigo);
    color: var(--color-accent-indigo);
    border: 1px solid rgba(230, 190, 90, 0.3);
    box-shadow: 0 0 20px rgba(230, 190, 90, 0.15);
}

.metric-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Card Value */
.metric-value-container {
    margin-bottom: var(--spacing-md);
}

.metric-main-value {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    text-shadow: none;
}

.metric-trend-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.trend-positive {
    background: rgba(212, 168, 83, 0.1);
    color: var(--color-accent-teal);
    border: 1px solid rgba(212, 168, 83, 0.25);
}

.trend-neutral {
    background: rgba(74, 74, 104, 0.08);
    color: var(--color-text-secondary);
    border: 1px solid rgba(74, 74, 104, 0.15);
}

/* Sub Stats */
.metric-sub-stats {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-top: var(--spacing-sm);
}

.sub-stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.sub-stat-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sub-stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.sub-stat-divider {
    width: 1px;
    height: 30px;
    background: var(--glass-border);
}

/* Card Footer */
.metric-card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

.metric-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(212, 168, 83, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.metric-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--card-accent-color), rgba(212, 168, 83, 0.3));
    border-radius: 10px;
    transition: width var(--transition-slow);
    position: relative;
    box-shadow: 0 0 8px rgba(212, 168, 83, 0.3);
}

.metric-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s 3;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============ QUICK ACTIONS ============ */
#quick-actions-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg) 0;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

#quick-actions-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

#quick-actions-title {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

#quick-actions-title i {
    color: var(--color-accent-blue);
    filter: drop-shadow(0 0 10px rgba(201, 162, 39, 0.4));
}

#quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

.quick-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--border-radius-md);
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.quick-action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--action-accent-color), transparent);
    opacity: 0.2;
    transition: left var(--transition-slow);
}

.quick-action-btn:hover::before {
    left: 100%;
}

.quick-action-btn:hover {
    transform: translateY(-5px);
    border-color: var(--action-accent-color);
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.1),
        0 0 20px rgba(212, 168, 83, 0.15);
    color: var(--action-accent-color);
}

.quick-action-btn i {
    font-size: 1.3rem;
    transition: transform var(--transition-normal);
}

.quick-action-btn:hover i {
    transform: scale(1.2);
}

.quick-action-teal {
    --action-accent-color: var(--color-accent-teal);
}

.quick-action-blue {
    --action-accent-color: var(--color-accent-blue);
}

.quick-action-purple {
    --action-accent-color: var(--color-accent-purple);
}

.quick-action-indigo {
    --action-accent-color: var(--color-accent-indigo);
}

/* ============ RESPONSIVE DESIGN ============ */

/* Tablets */
@media (max-width: 992px) {
    #futuristic-home-container {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    #hero-welcome-section {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    #brand-icon-container {
        width: 70px;
        height: 70px;
    }

    #brand-icon-container i {
        font-size: 2rem;
    }
    
    #dashboard-metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-md);
    }
    
    #quick-actions-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 2.5rem;
    }
    
    #futuristic-home-container {
        padding: var(--spacing-sm);
    }
    
    #hero-welcome-section {
        padding: var(--spacing-lg) var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    #brand-icon-container {
        width: 60px;
        height: 60px;
    }
    
    #brand-icon-container i {
        font-size: 1.8rem;
    }
    
    #university-title {
        font-size: 2rem;
    }
    
    #user-welcome-card {
        padding: var(--spacing-md);
    }
    
    #user-display-name {
        font-size: 1.5rem;
    }
    
    #dashboard-metrics-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .metric-card {
        padding: var(--spacing-md);
    }
    
    .metric-main-value {
        font-size: 2.5rem;
    }
    
    #quick-actions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .quick-action-btn {
        padding: var(--spacing-md);
        font-size: 0.9rem;
    }
    
    .floating-orb {
        display: none;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    #university-title {
        font-size: 1.8rem;
    }
    
    #analytics-section-title {
        font-size: 1.3rem;
    }
    
    .metric-icon-wrapper {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .metric-label {
        font-size: 0.8rem;
    }
    
    .metric-main-value {
        font-size: 2rem;
    }
    
    .sub-stat-value {
        font-size: 1rem;
    }
}

/* High Resolution Displays */
@media (min-width: 1920px) {
    #futuristic-home-container {
        max-width: 1800px;
        margin: 0 auto;
    }
    
    #dashboard-metrics-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Dark Mode Optimization (ya está en dark por defecto, pero por si se necesita) */
@media (prefers-color-scheme: dark) {
    #futuristic-home-container {
        /* Ya está optimizado para dark */
    }
}

/* Reduced Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-orb {
        display: none;
    }
}

/* Print Styles */
@media print {
    #hero-welcome-section {
        background: white;
        color: black;
    }
    
    .metric-card {
        border: 1px solid #ccc;
        background: white;
        page-break-inside: avoid;
    }
    
    #quick-actions-section {
        display: none;
    }
    
    .floating-orb,
    #animated-gradient-bg {
        display: none;
    }
}