:root {
    /* --- TEMA OSCURO (Por defecto) --- */
    --bg-color: #0f172a;
    --glass-bg: rgba(15, 23, 42, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-color: #f8fafc;
    --text-muted: #94a3b8;
    --primary-color: #0ea5e9;
    /* Sky 500 */
    --accent-color: #f59e0b;
    --card-bg: rgba(30, 41, 59, 0.5);

    /* Variables Específicas para Tablas (Grid.js) */
    --table-bg: transparent;
    --table-header-bg: rgba(15, 23, 42, 0.9);
    --table-row-hover: rgba(255, 255, 255, 0.05);
    --table-text: #f8fafc;
    --table-border: rgba(255, 255, 255, 0.1);
    --input-bg: rgba(15, 23, 42, 0.8);

    /* Alertas */
    --success-bg: rgba(5, 150, 105, 0.2);
    --success-text: #6ee7b7;
    --error-bg: rgba(239, 68, 68, 0.2);
    --error-text: #fca5a5;
}

/* --- TEMA CLARO --- */
/* --- TEMA CLARO --- */
:root.light-mode {
    --bg-color: #f8fafc;
    /* Slate 50 */
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.1);
    --text-color: #0f172a;
    /* Slate 900 */
    --text-muted: #475569;
    /* Slate 600 - Antes era muy claro */
    --primary-color: #0284c7;
    /* Sky 600 */
    --accent-color: #d97706;
    /* Amber 600 */
    --card-bg: #ffffff;

    /* Variables Tabla Claro */
    --table-bg: #ffffff;
    --table-header-bg: #e2e8f0;
    --table-row-hover: #f1f5f9;
    --table-text: #334155;
    --table-border: #cbd5e1;
    --input-bg: #ffffff;

    /* Alertas Modo Claro */
    --success-bg: #d1fae5;
    --success-text: #065f46;
    --error-bg: #fee2e2;
    --error-text: #991b1b;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* --- ESTILOS GENERALES --- */
a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.app-header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 70px;
    padding: 0.5rem 1.5rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-color);
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 8px;
    color: white;
    font-size: 1.2rem;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    font-weight: 600;
    color: var(--text-color);
    opacity: 0.8;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    opacity: 1;
    transform: translateY(-1px);
}

/* User Actions Group */
.auth-actions {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

/* Language Selector */
.lang-selector {
    display: flex;
    gap: 0.8rem;
    background: var(--card-bg);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    align-items: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    /* Sutil sombra en modo claro */
}

.btn-lang {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.3rem;
    padding: 0;
    transition: all 0.3s;
    opacity: 0.5;
    line-height: 1;
}

.theme-btn {
    font-size: 1.3rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    /* Un rojo un poco más oscuro para claridad */
    border: 1px solid rgba(239, 68, 68, 0.1);
    transition: all 0.3s;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2);
    transform: scale(1.05);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    background: transparent;
    color: var(--text-color);
}

.btn-outline:hover {
    background: rgba(14, 165, 233, 0.1);
    border-color: var(--primary-color);
}

/* Forzar botones claros cuando están sobre fondos oscuros (Hero o Banners) */
.hero-section .btn-outline,
.business-hero .btn-outline {
    color: white !important;
    border-color: rgba(255, 255, 255, 0.4) !important;
}

.hero-section .btn-outline:hover,
.business-hero .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: white !important;
}

/* Alertas Globales */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid transparent;
    font-weight: 500;
}

.alert-success {
    background: var(--success-bg) !important;
    color: var(--success-text) !important;
    border-color: rgba(0, 0, 0, 0.05);
}

.alert-error {
    background: var(--error-bg) !important;
    color: var(--error-text) !important;
    border-color: rgba(0, 0, 0, 0.05);
}

/* --- HERO SECTION --- */
.hero-section {
    padding: 4rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80vh;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.hero-visual {
    position: relative;
    width: 500px;
    height: 500px;
    display: none;
    /* Mobile default */
}

@media (min-width: 992px) {
    .hero-visual {
        display: block;
    }
}

/* Hero Cards Positioning */
.hero-visual .glass-card {
    position: absolute;
    width: 280px;
    padding: 1.5rem;
}

.card-1 {
    top: 10%;
    left: 0;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    bottom: 15%;
    right: 0;
    z-index: 1;
    animation: float 8s ease-in-out infinite reverse;
    background: rgba(15, 23, 42, 0.4);
    /* Darker variant */
}

/* Animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Features Grid */
.features-section {
    padding: 4rem 1.5rem;
    background: rgba(0, 0, 0, 0.02);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 16px;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    transition: transform 0.3s;
}

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

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: inline-block;
}

/* --- OVERRIDES GRID.JS (TABLAS GLOBALES) --- */
.gridjs-container {
    color: var(--table-text) !important;
    background: transparent !important;
}

.gridjs-wrapper {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}

.gridjs-table {
    background-color: transparent !important;
    width: 100% !important;
}

.gridjs-tbody,
.gridjs-tr {
    background-color: transparent !important;
}

.gridjs-th {
    background-color: var(--table-header-bg) !important;
    color: var(--primary-color) !important;
    border: none !important;
    border-bottom: 2px solid var(--table-border) !important;
    padding: 12px 15px !important;
}

.gridjs-td {
    background-color: var(--table-bg) !important;
    /* Se vuelve transparente en dark mode */
    color: var(--table-text) !important;
    border: none !important;
    border-bottom: 1px solid var(--table-border) !important;
    padding: 12px 15px !important;
}

.gridjs-tr:hover td {
    background-color: var(--table-row-hover) !important;
}

/* Buscador e Inputs */
input.gridjs-input {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--table-border) !important;
    color: var(--text-color) !important;
    border-radius: 8px !important;
    padding: 8px 12px !important;
}

/* Paginación y Footer */
.gridjs-footer {
    background-color: transparent !important;
    border-top: 1px solid var(--table-border) !important;
    color: var(--text-muted) !important;
    box-shadow: none !important;
}

.gridjs-pagination .gridjs-summary {
    color: var(--text-muted) !important;
}

.gridjs-pagination button {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--table-border) !important;
    color: var(--text-color) !important;
    border-radius: 6px !important;
}

.gridjs-pagination button:hover:not(:disabled) {
    background-color: var(--primary-color) !important;
    color: white !important;
}

.gridjs-pagination button:disabled {
    opacity: 0.3 !important;
}

.gridjs-search {
    float: left !important;
}

/* Helpers */
.gradient-text {
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-admin {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-color);
}

.badge-user {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary-color);
}

/* Mobile Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .header-container {
        flex-wrap: wrap;
        height: auto;
    }

    .main-nav {
        display: none;
        flex-direction: column;
        width: 100%;
        text-align: center;
        margin-top: 1rem;
        background: var(--bg-color);
        padding: 1rem;
        border-radius: 8px;
        order: 3;
        border: 1px solid var(--glass-border);
    }

    .main-nav.active {
        display: flex;
    }

    .auth-actions {
        display: none;
        width: 100%;
        order: 4;
        margin-top: 1.5rem;
        flex-direction: column;
        gap: 1.5rem !important;
        background: var(--card-bg);
        padding: 1.5rem;
        border-radius: 12px;
        border: 1px solid var(--glass-border);
    }

    .auth-actions.active {
        display: flex;
    }

    .lang-selector {
        width: fit-content;
        margin: 0 auto;
        border-color: var(--primary-color);
    }

    .theme-btn {
        margin: 0 auto;
    }

    .btn-logout {
        margin: 0 auto;
        width: 100%;
        max-width: 200px;
    }

    .auth-actions .btn {
        width: 100%;
        display: block;
        max-width: 280px;
        margin: 0 auto;
    }
}

/* --- ESTILOS DE COMPONENTES --- */

.results-count {
    margin-bottom: 2rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Fix para cards en modo claro */
:root.light-mode .glass-card {
    background: #ffffff;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.05);
}

:root.light-mode .glass-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
}