/**
 * Estilos principales - Sistema de Firmas Electrónicas
 * Certificada.ec
 */

/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #00bcd4;
    --color-primary-dark: #0097a7;
    --color-secondary: #00e676;
    --color-success: #4caf50;
    --color-danger: #f44336;
    --color-warning: #ff9800;
    --color-info: #2196f3;
    --color-white: #ffffff;
    --color-light: #f5f5f5;
    --color-dark: #333333;
    --color-gray: #757575;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #00bcd4 0%, #0097a7 100%);
    padding: 20px;
}

.login-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 450px;
}

.login-title {
    color: var(--color-white);
    text-align: center;
    font-size: 2rem;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: 12px;
}

.form-label {
    display: block;
    margin-bottom: 5px;
    color: var(--color-dark);
    font-weight: 500;
    font-size: 0.85rem;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    background-color: var(--color-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.form-control:disabled,
.form-control[disabled] {
    background-color: #f5f5f5;
    color: #999;
    cursor: not-allowed;
    border-color: #e0e0e0;
}

.form-control:disabled::placeholder {
    color: #bbb;
    font-style: italic;
}

.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-gray);
    font-size: 1.2rem;
    padding: 5px;
}

.password-toggle:hover {
    color: var(--color-primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
    line-height: 1.2;
    white-space: nowrap;
    box-sizing: border-box;
}

/* Cuando un botón tiene width: 100% inline, asegurar centrado correcto */
.btn[style*="width: 100%"],
.btn[style*="width:100%"] {
    display: flex;
    width: 100%;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #00c853;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 230, 118, 0.4);
}

.btn-secondary {
    background-color: var(--color-info);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: #1976d2;
}

/* Solo en el formulario de login el btn-primary debe ser ancho completo */
.login-form .btn-primary,
.form-actions .btn-primary {
    width: 100%;
}

.link {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

/* Header */
.header {
    background-color: var(--color-white);
    box-shadow: var(--shadow);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo img {
    display: block;
}

.logo-ec {
    background-color: var(--color-info);
    color: var(--color-white);
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 0.9rem;
    margin-left: 5px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.user-info > span {
    color: var(--color-texto, #333);
    font-weight: 500;
}

.header-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.header-buttons .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
    line-height: 1.2;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Dashboard */
.dashboard-container {
    padding: 40px 20px;
    min-height: calc(100vh - 80px);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.card {
    background: var(--color-white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    width: 100%;
    max-width: 200px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 10px;
}

.card-title {
    font-size: 1.3rem;
    color: var(--color-dark);
    margin-bottom: 15px;
}

.card-text {
    color: var(--color-gray);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

/* Selección de tipo de firma */
.selection-container {
    padding: 40px 20px;
}

.selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.selection-card {
    background: var(--color-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.selection-card:hover {
    transform: translateY(-5px);
}

.selection-header {
    background-color: var(--color-info);
    color: var(--color-white);
    padding: 20px;
    text-align: center;
}

.selection-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.selection-price {
    font-size: 2rem;
    font-weight: bold;
}

.selection-price-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.selection-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.selection-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.3), rgba(0, 188, 212, 0.1));
}

.selection-description {
    text-align: center;
    margin: 15px 0;
    color: var(--color-gray);
    flex: 1;
    min-height: 50px;
}

/* Formulario multi-paso - VERSIÓN COMPACTA */
.form-container {
    background: var(--color-white);
    border-radius: 12px;
    padding: 25px 30px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 25px auto;
    font-size: 0.9rem;
}

.form-header {
    text-align: center;
    margin-bottom: 20px;
}

.form-header h2 {
    color: var(--color-dark);
    margin-bottom: 6px;
    font-size: 1.4rem;
}

.form-header p {
    color: var(--color-gray);
    font-size: 0.85rem;
}

.form-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.form-tab {
    flex: 1;
    padding: 10px 12px;
    text-align: center;
    cursor: pointer;
    background-color: #f5f5f5;
    border: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.form-tab.active {
    background-color: var(--color-info);
    color: var(--color-white);
    border-bottom: 3px solid var(--color-info);
}

.form-tab:not(.active):hover {
    background-color: #e0e0e0;
}

.form-section {
    display: none;
}

.form-section.active {
    display: block;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.form-section-title {
    font-size: 1rem;
    color: var(--color-dark);
    margin: 18px 0 10px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--color-primary);
}

.required {
    color: var(--color-danger);
}

.upload-area {
    border: 2px dashed #e0e0e0;
    border-radius: 8px;
    padding: 18px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: #fafafa;
}

.upload-area:hover {
    border-color: var(--color-primary);
    background-color: rgba(0, 188, 212, 0.05);
}

.upload-icon {
    font-size: 2.2rem;
    color: var(--color-gray);
    margin-bottom: 6px;
}

.upload-text {
    color: var(--color-gray);
    font-size: 0.8rem;
}

.upload-preview {
    max-width: 160px;
    margin: 8px auto;
    border-radius: 6px;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    gap: 12px;
}

/* Alertas */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid var(--color-success);
}

.alert-danger {
    background-color: #ffebee;
    color: #c62828;
    border-left: 4px solid var(--color-danger);
}

.alert-warning {
    background-color: #fff3e0;
    color: #e65100;
    border-left: 4px solid var(--color-warning);
}

.alert-info {
    background-color: #e3f2fd;
    color: #1565c0;
    border-left: 4px solid var(--color-info);
}

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

/* Tablet - 1024px */
@media (max-width: 1024px) {
    .admin-container {
        padding: 15px;
    }
    
    .stats-bar,
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-2 {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet pequeña / Móvil grande - 768px */
@media (max-width: 768px) {
    .login-box {
        padding: 30px 20px;
    }
    
    /* Header responsive */
    .header-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .user-info {
        flex-direction: column;
        text-align: center;
        gap: 10px;
        width: 100%;
    }
    
    .header-buttons {
        justify-content: center;
        width: 100%;
    }
    
    .header-buttons .btn {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
    
    .logo img {
        max-height: 40px;
    }
    
    /* Dashboard responsive */
    .dashboard-container {
        padding: 20px 10px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Formulario responsive */
    .form-container {
        padding: 15px;
        margin: 15px auto;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-tabs {
        flex-direction: column;
    }
    
    .form-tab {
        font-size: 0.8rem;
        padding: 8px 10px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    /* Selección de firma responsive */
    .selection-grid {
        grid-template-columns: 1fr;
    }
    
    .selection-container {
        padding: 20px 10px;
    }
    
    /* Admin panel responsive */
    .admin-container {
        padding: 10px;
    }
    
    .admin-header {
        padding: 20px 15px;
        text-align: center;
    }
    
    .admin-header h1 {
        font-size: 1.5rem;
    }
    
    .stats-bar,
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-card .number {
        font-size: 1.5rem;
    }
    
    .menu-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .menu-card {
        padding: 20px;
    }
    
    .menu-card .icon {
        font-size: 36px;
    }
    
    /* Filtros responsive */
    .filtros-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .filtros-bar select,
    .filtros-bar input {
        width: 100%;
        min-width: unset;
    }
    
    .filtros-bar input[type="text"] {
        min-width: unset;
    }
    
    .btn-filtrar {
        width: 100%;
    }
    
    /* Tabla responsive - convertir a cards en mobile */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table-container table {
        min-width: 800px;
    }
    
    .table-container th,
    .table-container td {
        padding: 8px 6px;
        font-size: 0.8rem;
    }
    
    /* Grid de solicitud detalle */
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .header-card {
        padding: 15px 20px;
        text-align: center;
    }
    
    .header-card h1 {
        font-size: 1.3rem;
    }
    
    .header-card p {
        font-size: 0.85rem;
    }
    
    /* Archivos grid responsive */
    .archivos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .archivo-img-container {
        height: 120px;
    }
    
    /* Acciones responsive */
    .acciones {
        flex-direction: column;
    }
    
    .acciones .btn-accion {
        width: 100%;
        text-align: center;
    }
    
    /* Botones de acción en tabla */
    .btn-action {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    /* Totales box */
    .totales-box {
        padding: 15px;
    }
    
    .total-row.total {
        font-size: 1rem;
    }
    
    /* Cards generales */
    .card {
        padding: 15px;
        border-radius: 10px;
    }
    
    .card h2 {
        font-size: 1rem;
    }
}

/* Móvil pequeño - 480px */
@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    /* Header compacto para móvil */
    .header {
        padding: 10px 0;
    }
    
    .header-buttons {
        gap: 5px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .header-buttons .btn,
    .btn-sm {
        font-size: 0.75rem;
        padding: 5px 10px;
        min-height: 30px;
    }
    
    .user-info > span {
        font-size: 0.8rem;
    }
    
    /* Stats en una columna en móvil pequeño */
    .stats-bar,
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card .number {
        font-size: 1.8rem;
    }
    
    /* Login responsive */
    .login-box {
        padding: 20px 15px;
    }
    
    .login-title {
        font-size: 1.4rem;
    }
    
    /* Formulario compacto */
    .form-container {
        padding: 12px;
        border-radius: 8px;
    }
    
    .form-header h2 {
        font-size: 1.1rem;
    }
    
    .form-section-title {
        font-size: 0.9rem;
    }
    
    /* Botones full width */
    .btn {
        font-size: 0.8rem;
        padding: 8px 16px;
    }
    
    /* Admin header más compacto */
    .admin-header {
        padding: 15px;
        border-radius: 8px;
    }
    
    .admin-header h1 {
        font-size: 1.2rem;
    }
    
    .admin-header p {
        font-size: 0.85rem;
    }
    
    /* Menu cards compactas */
    .menu-card {
        padding: 15px;
    }
    
    .menu-card .icon {
        font-size: 30px;
        margin-bottom: 10px;
    }
    
    .menu-card h3 {
        font-size: 0.95rem;
    }
    
    .menu-card p {
        font-size: 0.8rem;
    }
    
    /* Filtros aún más compactos */
    .filtros-bar {
        padding: 12px;
    }
    
    /* Tabla - scroll horizontal con indicador */
    .table-container {
        position: relative;
        border-radius: 8px;
    }
    
    .table-container::after {
        content: '→ Desliza para ver más';
        display: block;
        text-align: center;
        padding: 8px;
        font-size: 0.75rem;
        color: #999;
        background: #f9f9f9;
    }
    
    /* Archivos grid en una columna */
    .archivos-grid {
        grid-template-columns: 1fr;
    }
    
    /* Detalle de solicitud */
    .header-card {
        padding: 12px 15px;
    }
    
    .card {
        padding: 12px;
        margin-bottom: 12px;
    }
    
    .info-item {
        padding: 8px 0;
    }
    
    .info-item .label {
        font-size: 0.7rem;
    }
    
    .info-item .value {
        font-size: 0.85rem;
    }
    
    /* Selection cards */
    .selection-header {
        padding: 15px;
    }
    
    .selection-price {
        font-size: 1.5rem;
    }
    
    .selection-body {
        padding: 15px;
    }
    
    /* Dashboard cards */
    .card-title {
        font-size: 1.1rem;
    }
    
    .card-text {
        font-size: 0.85rem;
    }
}

/* Utilidad: Ocultar scroll horizontal si no es necesario */
@media (max-width: 768px) {
    .table-responsive-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -10px;
        padding: 0 10px;
    }
}

/* Fix para que las imágenes no se desborden */
img {
    max-width: 100%;
    height: auto;
}

/* Fix para inputs que se desbordan en mobile */
input, select, textarea {
    max-width: 100%;
}

/* Fix para flex items que pueden causar overflow horizontal */
@media (max-width: 768px) {
    [style*="display: flex"],
    [style*="display:flex"] {
        flex-wrap: wrap;
    }
}