/* ===================================================================
   1. VARIABLES GLOBALES Y ESTILOS BASE
   Define el sistema de diseño para toda la aplicación.
   =================================================================== */
:root {
    --bs-primary: #4e73df;
    --bs-secondary: #858796;
    --bs-success: #1cc88a;
    --bs-info: #36b9cc;
    --bs-warning: #f6c23e;
    --bs-danger: #e74a3b;
    --bs-light: #f8f9fc;
    --bs-dark: #5a5c69;
    --bs-font-sans-serif: 'Nunito', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --bs-body-bg: #f8f9fc;
    --border-radius-sm: 0.2rem;
    --border-radius: 0.35rem;
    --shadow-sm: 0 .125rem .25rem rgba(0,0,0,.075);
    --shadow: 0 .5rem 1rem rgba(0,0,0,.15);
    --shadow-lg: 0 1rem 3rem rgba(0,0,0,.175);
    --transition-base: all 0.3s ease;
}

body {
    font-family: var(--bs-font-sans-serif);
    background-color: var(--bs-body-bg);
}

/* ===================================================================
   2. ESTILOS DE COMPONENTES UNIFICADOS
   Tarjetas, botones, modales, tablas, etc.
   =================================================================== */

/* --- Tarjetas (Cards) --- */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #e3e6f0;
    padding: 0.75rem 1.25rem;
}

/* --- Badges --- */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
}
.badge-grupo { background-color: var(--bs-secondary); }
.badge-equipamiento { background-color: var(--bs-info); }
.badge-expiring { background-color: var(--bs-warning); color: #fff !important; }
.badge-expired { background-color: var(--bs-danger); }


/* --- Acordeón --- */
.accordion-button {
    font-size: 1rem;
    font-weight: 500;
}
.accordion-button:not(.collapsed) {
    background-color: rgba(var(--bs-primary-rgb), 0.1);
    color: var(--bs-primary);
    box-shadow: none;
}

/* --- Tablas --- */
.table {
    vertical-align: middle;
}
.table-hover tbody tr:hover {
    background-color: rgba(0,0,0,0.03);
}

/* ===================================================================
   3. ESTILOS ESPECÍFICOS DEL PANEL DE ADMINISTRACIÓN
   =================================================================== */

/* --- Login Admin --- */
.login-card {
    max-width: 450px;
    border-radius: var(--border-radius);
}
.admin-icon {
    font-size: 3rem;
    color: var(--bs-primary);
}

/* --- Dashboard --- */
.dashboard-card {
    border-left: 4px solid;
}
.card-users { border-left-color: var(--bs-primary); }
.card-active { border-left-color: var(--bs-info); }
.card-expiring { border-left-color: var(--bs-warning); }
.card-expired { border-left-color: var(--bs-danger); }
.card-templates { border-left-color: var(--bs-success); }
.card-exercises { border-left-color: var(--bs-secondary); }

/* --- Plantillas --- */
.card-plantilla-principiante { border-left-color: var(--bs-primary); }
.card-plantilla-intermedio { border-left-color: var(--bs-success); }
.card-plantilla-avanzado { border-left-color: var(--bs-danger); }

/* --- Seguimiento (Timeline) --- */
.timeline {
    list-style: none;
    padding: 0;
    position: relative;
}
.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 40px;
    width: 4px;
    background: #e9ecef;
    border-radius: 2px;
}
.timeline-item { position: relative; margin-bottom: 2rem; }
.timeline-icon {
    position: absolute;
    left: 25px;
    top: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #fff;
    border: 4px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}
.timeline-content { margin-left: 75px; }
.timeline-card { border-left: 4px solid; }

.timeline-item.status-activa .timeline-icon, .timeline-card.status-activa { border-color: var(--bs-success); color: var(--bs-success); }
.timeline-item.status-vencida .timeline-icon, .timeline-card.status-vencida { border-color: var(--bs-secondary); color: var(--bs-secondary); }
.timeline-item.status-proxima .timeline-icon, .timeline-card.status-proxima { border-color: var(--bs-warning); color: var(--bs-warning); }


/* ===================================================================
   4. ESTILOS ESPECÍFICOS DE LA VISTA DE USUARIO
   =================================================================== */

/* --- Header y Selectores --- */
.header-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* Estilos para el tamaño de fuente del selector de rutinas y su menú */
.routine-selector .btn,
.routine-selector .dropdown-item {
    font-size: 0.8rem; /* Puedes ajustar este valor a tu gusto */
}

/* --- Vista Semanal (Tabla de Progreso) --- */
.tabla-semanal {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    font-size: 0.7rem;
}
.tabla-semanal th, .tabla-semanal td {
    border: 1px solid #dee2e6;
    padding: 0.6rem;
    text-align: center;
    vertical-align: middle;
}
.tabla-semanal thead th {
    background-color: var(--bs-primary);
    color: white;
    font-weight: bold;
}
.tabla-semanal .dia-header {
    background-color: var(--bs-primary);
    color: white;
    text-align: left;
}
.tabla-semanal .semana-header {
    background-color: rgba(var(--bs-primary-rgb), 0.7);
    color: white;
}
.tabla-semanal .bloque-header td {
    background-color: #f0f2f5;
    font-weight: bold;
    text-align: left;
}
.tabla-semanal .ejercicio-nombre {
    text-align: left;
    font-weight: 500;
}
.tabla-semanal .peso-input {
    border: 1px solid transparent;
    background-color: #f8f9fa;
    text-align: center;
    width: 100%;
    min-width: 50px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
}
.tabla-semanal .peso-input:focus {
    background-color: #fff;
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 2px rgba(var(--bs-primary-rgb), 0.25);
}

/* --- Vista Compacta --- */
.ejercicio-check {
    transform: scale(1.4);
    cursor: pointer;
}
.ejercicio-completado td {
    text-decoration: line-through;
    color: var(--bs-secondary);
    background-color: rgba(var(--bs-success-rgb), 0.05);
}

/* ===================================================================
   5. UTILIDADES Y MEDIOS DE IMPRESIÓN
   =================================================================== */
.no-print {
    /* Este estilo se aplica en el HTML/PHP */
}

.header-pdf {
    display: none;
    text-align: center;
    margin-bottom: 20px;
}

@media print {
    body {
        background-color: #fff;
    }
    .no-print {
        display: none !important;
    }
    .card, .day-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    .header-pdf {
        display: block;
    }
    .table, .tabla-semanal {
        font-size: 0.8rem;
    }
    .accordion-button {
        display: none;
    }
    .accordion-collapse {
        display: block !important;
    }
}