/* ================================================
   ESTILOS PARA PÁGINAS DE ADMINISTRACIÓN
   Gota a Gota Bank - Sistema Completo
   ================================================ */

/* Variables CSS globales para administración */
:root {
    --admin-primary: #667eea;
    --admin-secondary: #764ba2;
    --admin-success: #00b894;
    --admin-warning: #fdcb6e;
    --admin-danger: #ff6b6b;
    --admin-info: #74b9ff;
    --admin-dark: #2d3748;
    --admin-light: #f8f9fa;
    --admin-gradient-1: linear-gradient(135deg, var(--admin-primary), var(--admin-secondary));
    --admin-gradient-2: linear-gradient(135deg, var(--admin-success), #00cec9);
    --admin-gradient-3: linear-gradient(135deg, var(--admin-warning), #e17055);
    --admin-gradient-4: linear-gradient(135deg, var(--admin-danger), #ee5a52);
    --admin-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --admin-shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.15);
    --admin-border-radius: 20px;
    --admin-transition: all 0.3s ease;
}

/* Contenedores principales de administración */
.admin-container {
    min-height: 100vh;
    background: var(--admin-gradient-1);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.admin-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.1) 2px, transparent 2px),
        radial-gradient(circle at 70% 20%, rgba(255,255,255,0.08) 1px, transparent 1px),
        radial-gradient(circle at 40% 70%, rgba(255,255,255,0.12) 1.5px, transparent 1.5px);
    background-size: 60px 60px, 40px 40px, 50px 50px;
    animation: floatingPattern 30s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@@keyframes floatingPattern {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
    100% { transform: translateY(0px) rotate(360deg); }
}

/* Headers de administración */
.admin-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.admin-title {
    color: white;
    font-size: 3.5rem;
    font-weight: 900;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
    margin-bottom: 15px;
    background: linear-gradient(135deg, #fff, #f8f9fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 4s ease-in-out infinite;
}

@@keyframes titleGlow {
    0%, 100% { text-shadow: 0 4px 20px rgba(0,0,0,0.3); }
    50% { text-shadow: 0 4px 30px rgba(255,255,255,0.5), 0 0 40px rgba(255,255,255,0.3); }
}

.admin-subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.3rem;
    font-weight: 500;
    max-width: 600px;
    margin: 0 auto;
}

/* Cards de administración */
.admin-card {
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(25px);
    border-radius: var(--admin-border-radius);
    padding: 35px;
    box-shadow: 
        var(--admin-shadow),
        inset 0 1px 0 rgba(255,255,255,0.6);
    border: 2px solid rgba(255,255,255,0.3);
    transition: var(--admin-transition);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.admin-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--admin-gradient-1);
    z-index: 1;
}

.admin-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        var(--admin-shadow-hover),
        inset 0 1px 0 rgba(255,255,255,0.7);
    border-color: rgba(255,255,255,0.5);
}

.admin-card-title {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 25px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
    text-align: center;
}

/* Grids de administración */
.admin-grid {
    display: grid;
    gap: 30px;
    position: relative;
    z-index: 1;
}

.admin-grid-2 { grid-template-columns: 1fr 1fr; }
.admin-grid-3 { grid-template-columns: repeat(3, 1fr); }
.admin-grid-4 { grid-template-columns: repeat(4, 1fr); }
.admin-grid-auto { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

@@media (max-width: 768px) {
    .admin-grid-2,
    .admin-grid-3,
    .admin-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Dashboard de estadísticas */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.admin-stat-card {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(20px);
    border-radius: 25px;
    padding: 30px;
    text-align: center;
    border: 2px solid rgba(255,255,255,0.3);
    transition: var(--admin-transition);
    position: relative;
    overflow: hidden;
}

.admin-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--admin-gradient-2);
}

.admin-stat-card:nth-child(2)::before {
    background: var(--admin-gradient-3);
}

.admin-stat-card:nth-child(3)::before {
    background: var(--admin-gradient-4);
}

.admin-stat-card:nth-child(4)::before {
    background: var(--admin-gradient-1);
}

.admin-stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--admin-shadow-hover);
    border-color: rgba(255,255,255,0.5);
}

.admin-stat-number {
    color: white;
    font-size: 3rem;
    font-weight: 900;
    display: block;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    animation: numberPulse 3s ease-in-out infinite;
}

@@keyframes numberPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.admin-stat-label {
    color: rgba(255,255,255,0.9);
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 10px;
}

/* Formularios de administración */
.admin-form {
    background: rgba(255,255,255,0.08);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 25px;
}

.admin-form-group {
    margin-bottom: 25px;
}

.admin-form-label {
    color: white;
    font-weight: 600;
    margin-bottom: 10px;
    display: block;
    font-size: 1rem;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.admin-form-control,
.admin-form-select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 15px;
    background: rgba(255,255,255,0.9);
    color: var(--admin-dark);
    font-size: 1rem;
    transition: var(--admin-transition);
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.05);
}

.admin-form-control:focus,
.admin-form-select:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 
        0 0 0 3px rgba(102, 126, 234, 0.3),
        inset 0 2px 5px rgba(0,0,0,0.05);
    background: rgba(255,255,255,0.95);
    transform: translateY(-1px);
}

.admin-form-control::placeholder {
    color: rgba(45, 55, 72, 0.5);
    font-style: italic;
}

/* Botones de administración */
.admin-btn {
    padding: 12px 25px;
    border-radius: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--admin-transition);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.admin-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

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

.admin-btn-primary {
    background: var(--admin-gradient-1);
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.admin-btn-primary:hover {
    background: linear-gradient(135deg, var(--admin-secondary), var(--admin-primary));
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.admin-btn-success {
    background: var(--admin-gradient-2);
    color: white;
    box-shadow: 0 8px 25px rgba(0, 184, 148, 0.3);
}

.admin-btn-success:hover {
    background: linear-gradient(135deg, #00cec9, var(--admin-success));
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(0, 184, 148, 0.4);
}

.admin-btn-warning {
    background: var(--admin-gradient-3);
    color: white;
    box-shadow: 0 8px 25px rgba(253, 203, 110, 0.3);
}

.admin-btn-warning:hover {
    background: linear-gradient(135deg, #e17055, var(--admin-warning));
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(253, 203, 110, 0.4);
}

.admin-btn-danger {
    background: var(--admin-gradient-4);
    color: white;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

.admin-btn-danger:hover {
    background: linear-gradient(135deg, #ee5a52, var(--admin-danger));
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
}

.admin-btn-sm {
    padding: 8px 15px;
    font-size: 0.85rem;
}

.admin-btn-lg {
    padding: 18px 35px;
    font-size: 1.2rem;
}

/* Tablas de administración */
.admin-table-container {
    background: rgba(255,255,255,0.1);
    border-radius: var(--admin-border-radius);
    overflow: hidden;
    border: 2px solid rgba(255,255,255,0.2);
    position: relative;
    z-index: 1;
}

.admin-table {
    margin: 0;
    color: white;
    width: 100%;
}

.admin-table th {
    background: rgba(255,255,255,0.1);
    border: none;
    padding: 20px;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.admin-table td {
    padding: 20px;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    vertical-align: middle;
}

.admin-table tbody tr {
    transition: var(--admin-transition);
}

.admin-table tbody tr:hover {
    background: rgba(255,255,255,0.05);
    transform: scale(1.01);
}

/* Badges y etiquetas */
.admin-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid;
}

.admin-badge-primary {
    background: rgba(102, 126, 234, 0.2);
    color: var(--admin-primary);
    border-color: var(--admin-primary);
}

.admin-badge-success {
    background: rgba(0, 184, 148, 0.2);
    color: var(--admin-success);
    border-color: var(--admin-success);
}

.admin-badge-warning {
    background: rgba(253, 203, 110, 0.2);
    color: var(--admin-warning);
    border-color: var(--admin-warning);
}

.admin-badge-danger {
    background: rgba(255, 107, 107, 0.2);
    color: var(--admin-danger);
    border-color: var(--admin-danger);
}

/* Modales de administración */
.admin-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

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

.admin-modal-content {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(25px);
    border-radius: 25px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    border: 2px solid rgba(255,255,255,0.3);
    position: relative;
    animation: slideIn 0.3s ease;
}

@@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.admin-modal-title {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 25px;
    text-align: center;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.admin-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--admin-transition);
}

.admin-modal-close:hover {
    background: rgba(255,255,255,0.2);
    transform: rotate(90deg);
}

/* Filtros y búsqueda */
.admin-filters {
    background: rgba(255,255,255,0.08);
    padding: 25px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.admin-search-box {
    position: relative;
}

.admin-search-box input {
    padding-left: 45px;
}

.admin-search-box::before {
    content: '🔍';
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    z-index: 2;
}

/* Animaciones de carga */
.admin-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px;
    color: white;
}

.admin-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

.admin-loading-text {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    margin-top: 15px;
}

/* Estados vacíos */
.admin-empty-state {
    text-align: center;
    padding: 60px 40px;
    color: rgba(255,255,255,0.8);
}

.admin-empty-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    display: block;
    opacity: 0.7;
}

.admin-empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: white;
}

.admin-empty-description {
    font-size: 1rem;
    line-height: 1.5;
    max-width: 400px;
    margin: 0 auto;
}

/* Responsive para dispositivos móviles */
@media (max-width: 768px) {
    .admin-container {
        padding: 10px;
    }
    
    .admin-title {
        font-size: 2.5rem;
    }
    
    .admin-card {
        padding: 25px 20px;
    }
    
    .admin-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .admin-form-control,
    .admin-form-select {
        padding: 12px 16px;
    }
    
    .admin-btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .admin-table th,
    .admin-table td {
        padding: 15px 10px;
        font-size: 0.9rem;
    }
    
    .admin-modal-content {
        padding: 30px 20px;
        margin: 20px;
    }
    
    .admin-filters {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 20px;
    }
}

@@media (max-width: 480px) {
    .admin-title {
        font-size: 2rem;
    }
    
    .admin-stats {
        grid-template-columns: 1fr;
    }
    
    .admin-card-title {
        font-size: 1.4rem;
    }
    
    .admin-stat-number {
        font-size: 2.5rem;
    }
}

/* Efectos especiales para mejorar la UX */
.admin-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .7; }
}

.admin-bounce {
    animation: bounce 1s infinite;
}

@@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        animation-timing-function: cubic-bezier(0.215, 0.610, 0.355, 1.000);
        transform: translate3d(0,0,0);
    }
    
    40%, 43% {
        animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
        transform: translate3d(0, -5px, 0);
    }
    
    70% {
        animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
        transform: translate3d(0, -3px, 0);
    }
    
    90% {
        transform: translate3d(0,-1px,0);
    }
}

/* Utility classes */
.admin-text-center { text-align: center; }
.admin-text-left { text-align: left; }
.admin-text-right { text-align: right; }
.admin-mt-1 { margin-top: 0.25rem; }
.admin-mt-2 { margin-top: 0.5rem; }
.admin-mt-3 { margin-top: 1rem; }
.admin-mt-4 { margin-top: 1.5rem; }
.admin-mt-5 { margin-top: 3rem; }
.admin-mb-1 { margin-bottom: 0.25rem; }
.admin-mb-2 { margin-bottom: 0.5rem; }
.admin-mb-3 { margin-bottom: 1rem; }
.admin-mb-4 { margin-bottom: 1.5rem; }
.admin-mb-5 { margin-bottom: 3rem; }
.admin-p-1 { padding: 0.25rem; }
.admin-p-2 { padding: 0.5rem; }
.admin-p-3 { padding: 1rem; }
.admin-p-4 { padding: 1.5rem; }
.admin-p-5 { padding: 3rem; }

/* Transiciones suaves para todos los elementos */
* {
    transition: all 0.3s ease;
}

/* Print styles */
@@media print {
    .admin-container {
        background: white !important;
        color: black !important;
    }
    
    .admin-card {
        background: white !important;
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }
    
    .admin-btn {
        display: none !important;
    }
}