/**
 * Estilos Principales - Sistema de Gestión de Juzgados
 * Diseño elegante y profesional para temas legales
 */

/* ============================
   VARIABLES Y RESET
   ============================ */
:root {
    /* Colores principales - Paleta legal profesional */
    --color-primario: #1a2332;        /* Azul marino oscuro */
    --color-secundario: #2c3e50;      /* Azul grisáceo */
    --color-acento: #c9a961;          /* Dorado elegante */
    --color-acento-hover: #b8964d;    /* Dorado oscuro */
    
    /* Colores de estado */
    --color-exito: #27ae60;           /* Verde */
    --color-peligro: #c0392b;         /* Rojo */
    --color-advertencia: #f39c12;     /* Naranja */
    --color-info: #3498db;            /* Azul */
    
    /* Grises */
    --color-gris-claro: #ecf0f1;
    --color-gris-medio: #bdc3c7;
    --color-gris-oscuro: #7f8c8d;
    --color-gris-texto: #5a5a5a;
    
    /* Fondo y texto */
    --color-fondo: #f8f9fa;
    --color-blanco: #ffffff;
    --color-texto: #2c3e50;
    --color-texto-claro: #7f8c8d;
    
    /* Sombras */
    --sombra-suave: 0 2px 8px rgba(0, 0, 0, 0.08);
    --sombra-media: 0 4px 16px rgba(0, 0, 0, 0.12);
    --sombra-fuerte: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    /* Tipografía */
    --fuente-principal: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --fuente-titulo: 'Georgia', 'Times New Roman', serif;
    
    /* Tamaños */
    --border-radius: 8px;
    --transicion: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--fuente-principal);
    color: var(--color-texto);
    background-color: var(--color-fondo);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================
   PÁGINA DE LOGIN
   ============================ */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
    position: relative;
    padding: 20px;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(30deg, rgba(201, 169, 97, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(201, 169, 97, 0.05) 87.5%, rgba(201, 169, 97, 0.05)),
        linear-gradient(150deg, rgba(201, 169, 97, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(201, 169, 97, 0.05) 87.5%, rgba(201, 169, 97, 0.05)),
        linear-gradient(30deg, rgba(201, 169, 97, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(201, 169, 97, 0.05) 87.5%, rgba(201, 169, 97, 0.05)),
        linear-gradient(150deg, rgba(201, 169, 97, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(201, 169, 97, 0.05) 87.5%, rgba(201, 169, 97, 0.05));
    background-size: 80px 140px;
    background-position: 0 0, 0 0, 40px 70px, 40px 70px;
}

.login-box {
    background: var(--color-blanco);
    border-radius: var(--border-radius);
    box-shadow: var(--sombra-fuerte);
    width: 100%;
    max-width: 440px;
    padding: 50px 40px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease;
}

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

.login-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--color-gris-claro);
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primario), var(--color-acento));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--sombra-media);
}

.login-logo svg {
    width: 40px;
    height: 40px;
    fill: var(--color-blanco);
}

.login-header h1 {
    font-family: var(--fuente-titulo);
    font-size: 28px;
    color: var(--color-primario);
    margin-bottom: 8px;
    font-weight: 600;
}

.login-header p {
    color: var(--color-texto-claro);
    font-size: 14px;
    letter-spacing: 0.5px;
}

/* ============================
   FORMULARIOS
   ============================ */
.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-texto);
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.3px;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--color-gris-claro);
    border-radius: var(--border-radius);
    font-size: 15px;
    font-family: var(--fuente-principal);
    transition: var(--transicion);
    background-color: var(--color-blanco);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-acento);
    box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}

.form-control::placeholder {
    color: var(--color-gris-medio);
}

/* ============================
   BOTONES
   ============================ */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transicion);
    text-decoration: none;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-acento), var(--color-acento-hover));
    color: var(--color-blanco);
    box-shadow: var(--sombra-suave);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-acento-hover), var(--color-acento));
    box-shadow: var(--sombra-media);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--sombra-suave);
}

.btn-block {
    width: 100%;
    display: block;
}

.btn-secondary {
    background-color: var(--color-gris-claro);
    color: var(--color-texto);
}

.btn-secondary:hover {
    background-color: var(--color-gris-medio);
}

.login-public-access {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid rgba(44, 62, 80, 0.12);
}

.login-public-access-text {
    margin-bottom: 12px;
    text-align: center;
    color: var(--color-texto-claro);
    font-size: 14px;
    line-height: 1.5;
}

/* ============================
   ALERTAS Y MENSAJES
   ============================ */
.alert {
    padding: 14px 18px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideDown 0.4s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-error {
    background-color: #fdecea;
    color: var(--color-peligro);
    border-left: 4px solid var(--color-peligro);
}

.alert-success {
    background-color: #eafaf1;
    color: var(--color-exito);
    border-left: 4px solid var(--color-exito);
}

.alert-info {
    background-color: #ebf5fb;
    color: var(--color-info);
    border-left: 4px solid var(--color-info);
}

.alert-warning {
    background-color: #fef9e7;
    color: var(--color-advertencia);
    border-left: 4px solid var(--color-advertencia);
}

.alert-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* ============================
   UTILIDADES
   ============================ */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--color-texto-claro);
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 480px) {
    .login-box {
        padding: 40px 25px;
    }
    
    .login-header h1 {
        font-size: 24px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}

/* ============================
   LOADER / SPINNER
   ============================ */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--color-blanco);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.btn .spinner {
    margin-left: 8px;
    vertical-align: middle;
}

/* ============================
   ACCESIBILIDAD
   ============================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus visible para accesibilidad */
*:focus-visible {
    outline: 2px solid var(--color-acento);
    outline-offset: 2px;
}

/* ============================
   PRINT STYLES
   ============================ */
@media print {
    .login-container::before {
        display: none;
    }
    
    body {
        background: white;
    }
}