/* ========================================
   UNIVERSIDAD DORADOS - PREINSCRIPCIONES
   Diseño Futurista & Minimalista
   ======================================== */

/* ============ VARIABLES ============ */
:root {
    /* Paleta de colores elegante - Dorado */
    --color-primary: #ffffff;
    --color-secondary: #f8f9fa;
    --color-accent-teal: #d4a853;       /* Dorado principal */
    --color-accent-gold: #FFD700;
    --color-accent-blue: #c9a227;       /* Dorado intenso */
    --color-accent-purple: #b8860b;     /* Dorado oscuro */
    --color-accent-red: #dc3545;
    --color-accent-indigo: #e6be5a;     /* Dorado claro */
    --color-accent-green: #4CAF50;
    
    /* 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-gold: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(255, 215, 0, 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-red: linear-gradient(135deg, rgba(220, 53, 69, 0.1) 0%, rgba(220, 53, 69, 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;
    
    /* 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;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.12);
}


/* ============ BASE ============ */
#preinscripciones-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%);
    background-attachment: fixed;
    padding: var(--spacing-lg);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    position: relative;
    overflow-x: hidden;
    contain: layout style;
}

/* ============ HEADER ============ */
#preinscripciones-main-header {
    position: relative;
    padding: var(--spacing-xl) 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);
}

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

#preinscripciones-icon-wrapper {
    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 20px rgba(212, 168, 83, 0.2),
        0 8px 20px rgba(0, 0, 0, 0.08);
    animation: float 3s ease-in-out 1;
}

    #preinscripciones-icon-wrapper img {
        width: 80%;
        height: 80%;
        object-fit: contain;
    }

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

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

#preinscripciones-page-title {
    font-size: clamp(2rem, 5vw, 3rem);
    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);
}

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


/* ============ BOTONES SUPERIORES ============ */
#btn-volver {
background: var(--color-bg-card);
color: var(--color-text-secondary);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--border-radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

#btn-volver:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-accent-teal);
    color: var(--color-accent-teal);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Botones Sticky/FAB */
.btn-sticky, .btn-fab {
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn-sticky::before,
.btn-fab::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
}

.btn-sticky:hover::before,
.btn-fab:hover::before {
    left: 100%;
}

.btn-sticky {
    position: sticky;
    top: 1rem;
    right: 0;
    z-index: 50;
    float: right;
    margin-bottom: 1rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

.btn-save {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: #332702;
}

.btn-save:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.3);
}

.btn-edit {
    background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-teal));
    color: #332702;
}

.btn-edit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 168, 83, 0.3);
}

.btn-fab {
    position: fixed !important;
    bottom: 110px;
    right: 18px;
    z-index: 1111;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    padding: 0;
    box-shadow: 0 4px 20px rgba(212, 168, 83, 0.25);
    font-size: 1.7rem;
    justify-content: center;
}

.btn-fab:hover {
    transform: scale(1.1);
}

@media (min-width: 768px) {
    .btn-fab { display: none !important; }
}

/* ============ CONTENEDOR DEL FORMULARIO ============ */
#preinscripcion-form-container {
    position: relative;
    padding: var(--spacing-md) 0;
}

#form-container-main {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

/* ============ CARDS DE FORMULARIO ============ */
.form-section-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--border-radius-lg);
    padding: 1.8rem;
    margin-bottom: 1.5rem;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    overflow: visible;
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease backwards;
    contain: layout style paint;
    content-visibility: auto;
    contain-intrinsic-size: auto 300px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Borde superior de color según categoría */
.form-section-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--section-color), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.form-section-card:hover::before {
    opacity: 1;
}

.form-section-card:hover {
    transform: translateY(-4px);
    background: var(--color-bg-card-hover);
    box-shadow: 
        0 12px 28px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(212, 168, 83, 0.15);
    border-color: var(--card-accent-color);
}

.card-accent-teal { 
    --section-color: var(--color-accent-teal); 
    --card-accent-color: var(--color-accent-teal);
}

.card-accent-gold { 
    --section-color: var(--color-accent-gold); 
    --card-accent-color: var(--color-accent-gold);
}

.card-accent-blue { 
    --section-color: var(--color-accent-blue); 
    --card-accent-color: var(--color-accent-blue);
}

.card-accent-purple { 
    --section-color: var(--color-accent-purple); 
    --card-accent-color: var(--color-accent-purple);
}

.card-accent-red { 
    --section-color: var(--color-accent-red); 
    --card-accent-color: var(--color-accent-red);
}

/* ============ HEADER DE SECCIÓN ============ */
.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.section-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: transform var(--transition-normal);
}

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

.section-icon-wrapper i {
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.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 4px 12px rgba(212, 168, 83, 0.12);
}

.icon-gold {
    --icon-bg-gradient: var(--gradient-card-gold);
    color: var(--color-accent-gold);
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.12);
}

.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 4px 12px rgba(201, 162, 39, 0.12);
}

.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 4px 12px rgba(184, 134, 11, 0.12);
}

.icon-red {
    --icon-bg-gradient: var(--gradient-card-red);
    color: var(--color-accent-red);
    border: 1px solid rgba(220, 53, 69, 0.3);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.12);
}

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

.section-title {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    letter-spacing: -0.3px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.section-divider {
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--section-color) 0%, transparent 100%);
    margin-bottom: var(--spacing-md);
    opacity: 0.2;
    border-radius: 2px;
    position: relative;
    z-index: 2;
}

/* ============ LABELS Y INPUTS ============ */
.form-label-modern {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    display: block;
    letter-spacing: 0.3px;
}

.form-input-modern,
input[type="date"].form-input-modern,
input[type="email"].form-input-modern,
input[type="tel"].form-input-modern,
input[type="number"].form-input-modern,
select.form-input-modern {
    width: 100%;
    padding: 0.85rem 1.2rem;
    border: 2px solid rgba(212, 168, 83, 0.2);
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    color: var(--color-text-primary);
    font-weight: 500;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input-modern::placeholder {
    color: var(--color-text-muted);
    opacity: 0.6;
}

.form-input-modern:focus {
    border-color: var(--color-accent-teal);
    background: rgba(255, 255, 255, 0.95);
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.12);
}

.form-input-modern:read-only {
    background: rgba(240, 242, 245, 0.95);
    color: var(--color-text-muted);
    cursor: not-allowed;
    border-color: rgba(212, 168, 83, 0.15);
}

.form-input-modern:disabled {
    background: rgba(240, 242, 245, 0.7);
    color: var(--color-text-muted);
    cursor: not-allowed;
    opacity: 0.7;
}

select.form-input-modern {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='14' height='8' viewBox='0 0 14 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L7 7L13 1' stroke='%23d4a853' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.2rem center;
    background-size: 1rem 0.6rem;
    padding-right: 3rem;
    cursor: pointer;
    font-weight: 500;
}

select.form-input-modern:hover {
    border-color: rgba(212, 168, 83, 0.4);
}

.input-group {
    display: flex;
    gap: 0.8rem;
    align-items: stretch;
}

.input-group .form-input-modern { 
    flex: 1;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
}

.input-group .btn { 
    flex-shrink: 0;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

.input-group .mx-2 {
    display: flex;
    align-items: center;
    color: var(--color-text-secondary);
    font-weight: 600;
}

/* ============ BOTONES DEL FORMULARIO ============ */
.btn {
    padding: 0.85rem 1.8rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-azul {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: #332702;
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.25);
}

.btn-azul:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.35);
}

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

.btn-dorado {
    background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-teal));
    color: #332702;
    box-shadow: 0 4px 12px rgba(212, 168, 83, 0.25);
}

.btn-dorado:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 168, 83, 0.35);
}

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

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    border: 2px solid rgba(212, 168, 83, 0.2);
}

.btn-secondary:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-accent-teal);
    color: var(--color-accent-teal);
}


/* ============ SECCIÓN DE ACCIONES ============ */
#actions-search-section {
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

#actions-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.btn-primary-action {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: #332702;
    border: none;
    padding: 0.85rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
}

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

.btn-primary-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
}

#search-filter-wrapper {
    display: flex;
    gap: 0.5rem;
    width: 100%;
    max-width: 600px;
    position: relative;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1.2rem;
    border: 2px solid rgba(212, 168, 83, 0.2);
    border-radius: 25px;
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background: var(--glass-bg);
}

.search-input:focus {
    border-color: var(--color-accent-teal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.1);
    background: white;
}

.btn-filter {
padding: 0.75rem 1rem;
background: var(--color-bg-card);
border: 2px solid var(--color-accent-teal);
    border-radius: 50%;
    cursor: pointer;
    transition: background var(--transition-normal), color var(--transition-normal), transform var(--transition-normal);
    color: var(--color-accent-teal);
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-filter:hover {
    background: var(--color-accent-teal);
    color: white;
    transform: scale(1.05);
}

.filter-dropdown {
position: absolute;
top: 100%;
right: 0;
margin-top: 0.5rem;
background: rgba(255, 255, 255, 0.98);
border-radius: var(--border-radius-md);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(212, 168, 83, 0.15);
    z-index: 100;
}

.filter-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: 6px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.filter-checkbox-label:hover {
    background: rgba(212, 168, 83, 0.1);
    color: var(--color-accent-teal);
}


/* ============ GRID PREINSCRIPCIONES ============ */
#preinscripciones-grid-section {
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

#preinscripciones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.preinsc-card-wrapper {
    animation: scaleIn 0.5s ease backwards;
}

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

.preinsc-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 280px;
    overflow: hidden;
    contain: layout style paint;
    content-visibility: auto;
    contain-intrinsic-size: auto 280px;
}

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

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

.preinsc-card-complete { 
    --card-border-color: var(--color-accent-green);
}

.preinsc-card-incomplete { 
    --card-border-color: var(--color-accent-red);
}

.preinsc-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 12px 28px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(212, 168, 83, 0.12);
    border-color: var(--card-border-color);
    background: var(--color-bg-card-hover);
}

.preinsc-card-avatar {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-gold));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    box-shadow: 0 4px 12px rgba(212, 168, 83, 0.25);
    transition: transform var(--transition-normal);
    position: relative;
    z-index: 2;
}

.preinsc-card:hover .preinsc-card-avatar {
    transform: scale(1.1) rotate(5deg);
}

.preinsc-card-info {
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 2;
}

.preinsc-card-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.preinsc-card-detail {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0.3rem 0;
}

.detail-label {
    font-weight: 600;
    color: var(--color-text-muted);
}

.preinsc-card-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
}

.preinsc-card-actions {
    margin-top: auto;
    padding-top: var(--spacing-md);
    width: 100%;
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.btn-edit-card {
    padding: 0.6rem 1.5rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: #332702;
    box-shadow: 0 2px 8px rgba(201, 162, 39, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-edit-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.3);
}

.btn-pdf-card {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--color-accent-red);
    color: white;
    padding: 0.5rem;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
    z-index: 3;
}

.btn-pdf-card svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.btn-pdf-card:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 4px 16px rgba(220, 53, 69, 0.4);
}


/* ============ ANIMACIONES DE CARGA ============ */
.form-section-card:nth-child(1) {
    animation-delay: 0.05s;
}

.form-section-card:nth-child(2) {
    animation-delay: 0.1s;
}

.form-section-card:nth-child(3) {
    animation-delay: 0.15s;
}

.form-section-card:nth-child(4) {
    animation-delay: 0.2s;
}

.form-section-card:nth-child(5) {
    animation-delay: 0.25s;
}

.form-section-card:nth-child(6) {
    animation-delay: 0.3s;
}

/* ============ RESPONSIVIDAD ============ */
@media (max-width: 992px) {
    #preinscripciones-container { 
        padding: var(--spacing-md); 
    }
    
    #preinscripciones-main-header { 
        padding: var(--spacing-lg) var(--spacing-md); 
    }
    
    #preinscripciones-icon-wrapper {
        width: 70px;
        height: 70px;
    }
    
    #preinscripciones-icon-wrapper i {
        font-size: 2rem;
    }
    
    #preinscripciones-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--spacing-sm);
    }
    
    /* Formulario en tablets */
    .form-section-card {
        padding: 1.5rem;
    }
    
    .section-icon-wrapper {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    #preinscripciones-container { 
        padding: var(--spacing-sm); 
    }
    
    #preinscripciones-main-header { 
        padding: var(--spacing-md); 
        margin-bottom: var(--spacing-lg);
    }
    
    #preinscripciones-icon-wrapper {
        width: 60px;
        height: 60px;
    }
    
    #preinscripciones-icon-wrapper i {
        font-size: 1.8rem;
    }
    
    #preinscripciones-page-title { 
        font-size: 2rem; 
    }
    
    /* Formulario en móviles */
    .form-section-card { 
        padding: 1.2rem;
        margin-bottom: 1.2rem;
        border-radius: var(--border-radius-md);
    }
    
    .section-header {
        flex-direction: row;
        gap: 0.8rem;
    }
    
    .section-icon-wrapper { 
        width: 42px; 
        height: 42px; 
        font-size: 1.2rem; 
    }
    
    .section-title { 
        font-size: 1.15rem; 
    }
    
    .form-input-modern {
        font-size: 0.9rem;
        padding: 0.75rem 1rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .input-group {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .input-group .form-input-modern {
        border-radius: var(--border-radius-sm);
    }
    
    .input-group .btn {
        border-radius: var(--border-radius-sm);
        width: 100%;
    }
}
    
    #preinscripciones-grid { 
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    #actions-container { 
        flex-direction: column; 
        align-items: stretch; 
    }
    
    #search-filter-wrapper { 
        max-width: 100%; 
    }
    
    .preinsc-card {
        min-height: 260px;
        padding: 1.2rem;
    }
    
    .preinsc-card-avatar {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .preinsc-card-name {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    #preinscripciones-page-title {
        font-size: 1.8rem;
    }
    
    .btn-primary-action {
        width: 100%;
        justify-content: center;
    }
    
    .search-input {
        font-size: 0.9rem;
    }
    
    .preinsc-card {
        min-height: 240px;
    }
}

/* High Resolution Displays */
@media (min-width: 1920px) {
    #preinscripciones-container {
        max-width: 1800px;
        margin: 0 auto;
    }
    
    #preinscripciones-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

/* 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;
        scroll-behavior: auto !important;
    }
}

/* Print Styles */
@media print {
    #preinscripciones-main-header {
        background: white;
        color: black;
    }
    
    .preinsc-card {
        border: 1px solid #ccc;
        background: white;
        page-break-inside: avoid;
    }
    
    .btn-primary-action,
    .btn-filter,
    .btn-fab,
    .btn-sticky {
        display: none !important;
    }
}

/* ============ ANIMACIONES ADICIONALES ============ */
.preinsc-card-wrapper:nth-child(1) { animation-delay: 0.05s; }
.preinsc-card-wrapper:nth-child(2) { animation-delay: 0.08s; }
.preinsc-card-wrapper:nth-child(3) { animation-delay: 0.11s; }
.preinsc-card-wrapper:nth-child(4) { animation-delay: 0.14s; }
.preinsc-card-wrapper:nth-child(5) { animation-delay: 0.17s; }
.preinsc-card-wrapper:nth-child(6) { animation-delay: 0.2s; }
.preinsc-card-wrapper:nth-child(7) { animation-delay: 0.23s; }
.preinsc-card-wrapper:nth-child(8) { animation-delay: 0.26s; }




/*    -----------------opciones de inscripcion*/

.overlay-pdf {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.88);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.btn-cerrar-overlay {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    background: transparent;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 10000;
    transition: all var(--transition-fast);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-cerrar-overlay:hover {
    transform: rotate(90deg) scale(1.2);
    color: var(--color-accent-red);
}

.card-opcion {
background: rgba(255, 255, 255, 0.98);
border-radius: var(--border-radius-lg);
    padding: 1.8rem 2.2rem;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    width: 220px;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    border: 2px solid transparent;
    animation: scaleIn 0.4s ease;
}

.card-opcion:hover {
    transform: translateY(-8px) scale(1.05);
    border-color: currentColor;
}

.card-opcion i {
    font-size: 3rem;
    margin-bottom: 0.8rem;
    display: block;
    text-shadow: 0 0 10px currentColor;
}

.card-opcion span {
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-text-primary);
    display: block;
}

.card-opcion.vista-previa {
    color: var(--color-accent-blue);
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.3);
}

.card-opcion.vista-previa:hover {
    box-shadow: 0 0 30px rgba(201, 162, 39, 0.5);
}

.card-opcion.whatsapp {
    color: #25D366;
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.3);
}

.card-opcion.whatsapp:hover {
    box-shadow: 0 0 30px rgba(37, 211, 102, 0.5);
}

.card-opcion.correo {
    color: var(--color-accent-red);
    box-shadow: 0 0 20px rgba(220, 53, 69, 0.3);
}

.card-opcion.correo:hover {
    box-shadow: 0 0 30px rgba(220, 53, 69, 0.5);
}

.card-opcion.descargar {
    color: var(--color-accent-teal);
    box-shadow: 0 0 20px rgba(212, 168, 83, 0.3);
}

.card-opcion.descargar:hover {
    box-shadow: 0 0 30px rgba(212, 168, 83, 0.5);
}

/* Contenedor del overlay con ícono PDF */
.overlay-pdf-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: 10001;
    max-width: 90%;
}

/* Círculo con ícono SVG de PDF centrado */
.overlay-pdf-icon {
width: 150px;
height: 150px;
margin-bottom: var(--spacing-md);
border-radius: 50%;
background: linear-gradient(135deg, rgba(212, 168, 83, 0.15), rgba(212, 168, 83, 0.08));
    border: 3px solid rgba(212, 168, 83, 0.4);
    box-shadow: 
        0 16px 40px rgba(0, 0, 0, 0.25),
        0 0 20px rgba(212, 168, 83, 0.3);
    animation: scaleIn 0.5s ease;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem;
}

.overlay-pdf-icon svg {
    width: 100%;
    height: 100%;
    color: var(--color-accent-teal);
}

.overlay-pdf-icon:hover {
    transform: scale(1.1);
    box-shadow: 
        0 25px 70px rgba(0, 0, 0, 0.4),
        0 0 50px rgba(212, 168, 83, 0.6);
    border-color: var(--color-accent-gold);
}

/* Título del overlay */
.overlay-pdf-title {
    color: white;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(212, 168, 83, 0.3);
    letter-spacing: 0.5px;
}

/* Grid de opciones */
.overlay-pdf-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}

/* Responsivo */
@media (max-width: 768px) {
    .overlay-pdf-icon {
        width: 120px;
        height: 120px;
        padding: 2rem;
    }
    
    .overlay-pdf-options {
        gap: var(--spacing-sm);
    }
    
    .card-opcion {
        width: 180px;
        padding: 1.5rem 1.8rem;
    }
}

@media (max-width: 480px) {
    .overlay-pdf-icon {
        width: 100px;
        height: 100px;
        padding: 1.5rem;
    }
}




/* ----------------------------------------- PDF */

.pdf-container-modern {
    width: 816px;
    min-height: 1056px;
    background: #ffffff;
    color: #1a1a1a;
    font-family: 'Segoe UI', system-ui, sans-serif;
    padding: 16px;
    margin: 0 auto;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
    font-size: 0.78rem;
    line-height: 1.4;
    border-radius: var(--border-radius-md);
    text-wrap: pretty;
}

.fila-horizontal {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.2rem;
    margin-bottom: 10px;
}

.fila-horizontal span {
    min-width: 200px;
    flex: 1;
}

/* Encabezado */
.pdf-header-modern {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: white;
    text-align: center;
    padding: 12px 14px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.2);
}

.logo-modern {
    height: 55px;
    margin-bottom: 5px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.titulo-modern {
    font-size: 1.6rem;
    margin: 0;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitulo-modern {
    font-size: 0.72rem;
    color: #f1f1f1;
    margin-top: 2px;
}

/* Secciones */
.seccion-modern {
    background: linear-gradient(135deg, #fafbfc, #f8f9fa);
    padding: 12px 14px;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid rgba(212, 168, 83, 0.15);
    margin-bottom: 0.8rem;
}

.titulo-seccion {
    text-align: center;
    font-size: 1.00rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--color-accent-teal);
    padding-bottom: 5px;
}

/* Layout en tres columnas */
.datos-dobles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem 0.8rem;
}

.seccion-modern p {
    margin: 3px 0;
    text-align: left;
}

.seccion-modern p strong {
    font-weight: 700;
    color: var(--color-text-primary);
}

/* Pie de página */
.footer-franja {
    height: 32px;
    background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-blue));
    border-radius: var(--border-radius-sm);
    margin-top: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(201, 162, 39, 0.2);
}

.footer-text {
    color: white;
    font-size: 0.75rem;
    margin: 0;
    font-weight: 600;
}

/* Leyenda final */
.leyenda-confirmacion {
    font-size: 0.76rem;
    text-align: justify;
    margin-top: 0.8rem;
    padding: 6px 8px;
    line-height: 1.5;
    color: var(--color-text-secondary);
    background: rgba(212, 168, 83, 0.05);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--color-accent-teal);
}

.leyenda-confirmacion p {
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* Impresión */
@media print {
    body {
        -webkit-print-color-adjust: exact;
        background: white;
    }

    .pdf-container-modern {
        box-shadow: none;
        margin: 0;
        width: 100%;
        padding: 0;
        border-radius: 0;
    }

    .modal-header,
    .modal-footer,
    .btn,
    .modal-backdrop {
        display: none !important;
    }
}

/* Spinner de carga */
.spinner-border {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.2em;
}

/* Utilidades */
.text-center { text-align: center; }
.text-white { color: white; }
.fw-bold { font-weight: 700; }
.fw-semibold { font-weight: 600; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.me-1 { margin-right: 0.25rem; }
.me-2 { margin-right: 0.5rem; }
.ms-3 { margin-left: 1rem; }
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}


/* Fondo del modal PDF */
.fondo-modal-pdf {
    z-index: 4000 !important;
    position: fixed !important;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.82);
    scrollbar-gutter: stable;
}

/* Animaciones */
@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-content {
    z-index: 4010 !important;
    position: relative;
    animation: fadeSlideIn 0.4s ease-out;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(212, 168, 83, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
    color: white;
    border-bottom: none;
    padding: 1.2rem 1.5rem;
}

.modal-header.bg-primary {
    background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-gold)) !important;
}

.modal-header.bg-success {
    background: linear-gradient(135deg, #25D366, #128C7E) !important;
}

.modal-title {
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-body label {
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.modal-body input,
.modal-body textarea {
    border-radius: var(--border-radius-sm);
    border: 2px solid rgba(212, 168, 83, 0.2);
    padding: 0.7rem 1rem;
    font-size: 0.95rem;
    background-color: var(--glass-bg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    color: var(--color-text-primary);
}

.modal-body input:focus,
.modal-body textarea:focus {
    border-color: var(--color-accent-teal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.1);
    background: white;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(212, 168, 83, 0.1);
}

/* Forzar el modal de carga encima de todo */
#modalCarga,
#modalCarga .modal-dialog,
#modalCarga .modal-content {
    z-index: 4050 !important;
}

#modalCargaWhatsapp,
#modalCargaWhatsapp .modal-dialog,
#modalCargaWhatsapp .modal-content {
    z-index: 4051 !important;
}

/* Modal overlay mejorado */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 10, 10, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4015;
}

/* Botones del modal */
.btn-success {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    border: none;
    padding: 0.65rem 1.3rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-gold));
    color: #332702;
    border: none;
    padding: 0.65rem 1.3rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(212, 168, 83, 0.3);
}

.btn-secondary {
    background: white;
    color: var(--color-text-secondary);
    border: 2px solid rgba(212, 168, 83, 0.2);
    padding: 0.65rem 1.3rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: rgba(212, 168, 83, 0.1);
    border-color: var(--color-accent-teal);
    color: var(--color-accent-teal);
}

.close-btn,
.btn-close-white {
    background: transparent;
    border: none;
    font-size: 1.4rem;
    color: white;
    opacity: 0.8;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.close-btn:hover,
.btn-close-white:hover {
    opacity: 1;
    transform: rotate(90deg);
}