/* ==========================================================================
   Design System & Premium Aesthetics
   ========================================================================== */

   :root {
    /* Color Palette */
    --primary: #10B981;       /* Emerald */
    --primary-dark: #059669;
    --primary-light: #D1FAE5;
    
    --secondary: #3B82F6;     /* Blue */
    --accent: #F59E0B;        /* Amber */
    
    --bg-dark: #0B0F19;       /* Deep slate-blue */
    --bg-gradient: linear-gradient(135deg, #0B0F19 0%, #111827 100%);
    
    --surface-glass: #151F32;       /* Solid dark slate card */
    --surface-sidebar: #0B0F19;     /* Solid dark sidebar background */
    --surface-glass-light: #1A263E; /* Solid secondary background */
    --surface-glass-border: #223049;/* Distinct border */
    
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    
    /* Layout */
    --sidebar-width: 280px;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    color-scheme: dark;
}

/* ==========================================================================
   Layout Styles
   ========================================================================== */

.app-container {
    display: flex;
    height: 100vh;
    padding: 1rem;
    gap: 1rem;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.glass-panel-light {
    background: var(--surface-glass-light);
    backdrop-filter: blur(16px);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.sidebar {
    width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    background: var(--surface-sidebar) !important;
    border-right: 1px solid var(--surface-glass-border);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.brand-icon {
    font-size: 1.8rem;
    color: var(--primary);
    filter: drop-shadow(0 0 8px rgba(16, 185, 129, 0.6));
}

.sidebar-header h2 {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(to right, #ffffff, #a7f3d0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-item i {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
    transition: var(--transition-fast);
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    transform: translateX(4px);
}

.nav-item.active {
    background: linear-gradient(90deg, var(--primary) 0%, rgba(16, 185, 129, 0.8) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--surface-glass-border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: white;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.95rem;
    font-weight: 600;
}

.user-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

.top-bar {
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.badge {
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.5);
    color: #93C5FD;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.9rem;
}

.content-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    padding-right: 10px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02); 
    border-radius: 4px;
}
 
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15); 
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25); 
}

/* ==========================================================================
   UI Components (Buttons, Cards, Forms)
   ========================================================================== */

.btn {
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.card {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

/* Dashboard Cards Grid */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 60px; height: 60px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    transform: translate(20%, -20%);
}

.stat-title {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: white;
}

.stat-icon {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.1);
}

/* Tables */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 1rem;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--surface-glass-border);
}

th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(0, 0, 0, 0.2);
}

th:first-child { border-top-left-radius: var(--radius-sm); }
th:last-child { border-top-right-radius: var(--radius-sm); }

tr {
    transition: var(--transition-fast);
}

tr:hover td {
    background: rgba(255, 255, 255, 0.03);
}

/* Progress bar */
.progress-container {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-bar {
    height: 100%;
    background: var(--primary);
    border-radius: 4px;
    width: 0%;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px var(--primary);
}

.progress-bar.warning { background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.progress-bar.danger { background: #EF4444; box-shadow: 0 0 10px #EF4444; }

/* ==========================================================================
   Modal Styles
   ========================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 15, 30, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
    overflow-y: auto;
    padding: 2rem 1rem;
}

.modal-content {
    background: var(--bg-dark);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    max-height: calc(100vh - 4rem);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    margin: 0 auto;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-shrink: 0;
}

.modal-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary);
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #EF4444;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    border-top: 1px solid var(--surface-glass-border);
    padding-top: 1rem;
    margin-top: 1rem;
    flex-shrink: 0;
}

.modal-content form {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.modal-content h3 {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    background-color: #1E293B;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #F8FAFC;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    color-scheme: dark;
}

/* Fix para opciones de select - forzar tema oscuro */
.form-group select,
select {
    background-color: #1E293B !important;
    color: #F8FAFC !important;
}

.form-group select option,
select option {
    background-color: #1E293B !important;
    color: #F8FAFC !important;
    padding: 0.75rem;
}

.form-group select option:hover,
.form-group select option:checked,
select option:hover,
select option:checked {
    background-color: #10B981 !important;
    color: white !important;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-group input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

/* ==========================================================================
   FIX GLOBAL: Selects e inputs con fondo oscuro sólido (sobrescribe inline styles)
   ========================================================================== */

select,
input,
textarea,
.form-group select,
.form-group input,
.form-group textarea {
    background-color: #1E293B !important;
    color: #F8FAFC !important;
    color-scheme: dark !important;
}

select option,
.form-group select option {
    background-color: #1E293B !important;
    color: #F8FAFC !important;
    padding: 10px !important;
}

select option:hover,
select option:focus,
select option:checked {
    background-color: #10B981 !important;
    background: linear-gradient(#10B981, #10B981) !important;
    color: white !important;
}

/* Dropdown abierto - algunos navegadores */
select:focus {
    background-color: #1E293B !important;
}

input::placeholder,
textarea::placeholder {
    color: #94A3B8 !important;
    opacity: 0.8 !important;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--surface-glass-border);
}

/* ==========================================================================
   Loader
   ========================================================================== */

.loader {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-muted);
    font-size: 1rem;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
        padding: 0.5rem;
    }
    
    .sidebar {
        width: 100%;
        flex-direction: row;
        padding: 1rem;
        overflow-x: auto;
    }
    
    .sidebar-header {
        margin-bottom: 0;
    }
    
    .sidebar-nav {
        flex-direction: row;
        gap: 0.25rem;
    }
    
    .nav-item {
        padding: 0.75rem;
        white-space: nowrap;
    }
    
    .nav-item span {
        display: none;
    }
    
    .sidebar-footer {
        display: none;
    }
    
    .main-content {
        min-height: calc(100vh - 80px);
    }
    
    .top-bar {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .grid-cards {
        grid-template-columns: 1fr;
    }
}

/* Micro-animations */
.fade-in {
    animation: fadeIn var(--transition-medium) forwards;
}

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

/* ==========================================================================
   Alert System - Alertas de Horas
   ========================================================================== */

.alerta-banner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    animation: pulseAlert 2s infinite;
}

.alerta-banner.warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 1px solid rgba(245, 158, 11, 0.5);
}

.alerta-banner.danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(239, 68, 68, 0.1) 100%);
    border: 1px solid rgba(239, 68, 68, 0.5);
}

.alerta-icono {
    font-size: 1.5rem;
}

.alerta-banner.warning .alerta-icono { color: #F59E0B; }
.alerta-banner.danger .alerta-icono { color: #EF4444; }

.alerta-contenido {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.alerta-titulo {
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.alerta-banner.warning .alerta-titulo { color: #FCD34D; }
.alerta-banner.danger .alerta-titulo { color: #FCA5A5; }

.alerta-mensaje {
    color: var(--text-main);
    font-size: 0.95rem;
}

.alerta-stats {
    display: flex;
    gap: 1.5rem;
}

.alerta-stat {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.alerta-stat .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.alerta-stat .value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

@keyframes pulseAlert {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.85; }
}

/* ==========================================================================
   Comparativa View Styles - Vista Comparativa
   ========================================================================== */

.comparativa-header .header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.comparativa-header .subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.semana-badge {
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.5);
    color: #93C5FD;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.9rem;
}

.tabs-container {
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid var(--surface-glass-border);
    padding-top: 1rem;
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--surface-glass-border);
    background: transparent;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Resumen Semana Card */
.resumen-semana-card {
    display: flex;
    align-items: center;
    gap: 2rem;
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.resumen-progress {
    flex-shrink: 0;
}

.big-progress-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(
        var(--color) var(--progress),
        rgba(255, 255, 255, 0.1) 0%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.big-progress-ring .progress-inner {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.big-progress-ring .progress-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
}

.big-progress-ring .progress-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.resumen-stats {
    display: flex;
    flex: 1;
    gap: 1.5rem;
}

.resumen-stat {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.resumen-stat i {
    font-size: 1.5rem;
}

.resumen-stat .label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.resumen-stat .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Comparativa Semana Grid - Cards por día */
.comparativa-semana-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.75rem;
    direction: ltr; /* Desglose de izquierda a derecha */
}

.dia-card {
    direction: ltr; /* Reset text direction to left-to-right */
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.dia-card:hover {
    transform: translateY(-2px);
    background: var(--surface-glass-light);
}

.dia-card.hoy {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.dia-card.active {
    border-color: var(--secondary) !important;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4) !important;
    background: var(--surface-glass-light) !important;
}

.dia-card.pasado {
    opacity: 0.6;
}

.dia-card .dia-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.dia-card .dia-nombre {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.dia-card .dia-fecha {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

.dia-card .dia-progress {
    display: flex;
    justify-content: center;
    margin: 0.75rem 0;
}

.progress-ring {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: conic-gradient(
        var(--color) var(--progress),
        rgba(255, 255, 255, 0.1) 0%
    );
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-ring .progress-value {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.dia-card .dia-stats {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.dia-card .stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
}

.dia-card .stat-row .label {
    color: var(--text-muted);
}

.dia-card .stat-row .label i {
    width: 14px;
    margin-right: 0.25rem;
}

.dia-card .stat-row .value {
    font-weight: 500;
    color: var(--text-main);
}

.dia-card .stat-row.diferencia.pendiente .value { color: #FCD34D; }
.dia-card .stat-row.diferencia.completo .value { color: #10B981; }

.badge-hoy-card {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--primary);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

/* Mini progress bar for tables */
.mini-progress {
    width: 60px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
    display: inline-block;
}

.mini-progress::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: var(--progress);
    background: var(--color);
    border-radius: 3px;
}

.mini-progress span {
    position: absolute;
    right: -35px;
    top: -5px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Badge diferencia */
.badge-diferencia {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-diferencia.pendiente {
    background: rgba(245, 158, 11, 0.2);
    color: #FCD34D;
}

.badge-diferencia.completo {
    background: rgba(16, 185, 129, 0.2);
    color: #A7F3D0;
}

/* Selector de días mini */
.dias-selector-mini {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .dias-selector-mini {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 480px) {
    .dias-selector-mini {
        grid-template-columns: repeat(3, 1fr);
    }
}

.dia-btn-mini {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--surface-glass-border);
    background: transparent;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.dia-btn-mini:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.dia-btn-mini.active {
    background: var(--secondary);
    border-color: var(--secondary);
    color: white;
}

/* Total row in tables */
.total-row {
    background: rgba(0, 0, 0, 0.3) !important;
}

.total-row td {
    border-top: 2px solid var(--surface-glass-border);
    padding-top: 1rem;
}

/* ==========================================================================
   Plan Diario View Styles - Vista Planificación Diaria
   ========================================================================== */

.plan-diario-header-card .header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.plan-diario-header-card .subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.dias-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.dia-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem 1rem;
    border: 1px solid var(--surface-glass-border);
    background: transparent;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    min-width: 70px;
    position: relative;
}

.dia-btn:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.dia-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.dia-btn.pasado {
    opacity: 0.4;
    cursor: not-allowed;
}

.dia-btn .dia-nombre {
    font-size: 0.75rem;
    font-weight: 500;
}

.dia-btn .dia-fecha {
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 0.25rem;
}

.badge-manana, .badge-hoy {
    position: absolute;
    bottom: -8px;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.1rem 0.3rem;
    border-radius: 4px;
}

.badge-manana {
    background: var(--accent);
    color: white;
}

.badge-hoy {
    background: var(--primary);
    color: white;
}

.resumen-dia {
    display: flex;
    gap: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--surface-glass-border);
}

.resumen-dia .resumen-item {
    display: flex;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.resumen-dia .resumen-item .label {
    color: var(--text-muted);
}

.resumen-dia .resumen-item .value {
    font-weight: 600;
    color: var(--text-main);
}

.resumen-dia .resumen-item.highlight .value {
    color: var(--primary);
}

/* Plan Diario Grid */
.plan-diario-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.plan-diario-card {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: var(--transition-fast);
}

.plan-diario-card:hover {
    background: var(--surface-glass-light);
}

.plan-diario-card.asignado {
    border-color: var(--primary);
    background: rgba(16, 185, 129, 0.05);
}

.plan-diario-card .plan-diario-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.plan-diario-card .area-badge {
    font-size: 0.75rem;
    background: rgba(59, 130, 246, 0.2);
    color: #93C5FD;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.plan-diario-card .actividad-nombre {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.plan-diario-card .bloque-info {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.plan-diario-card .horas-info {
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
}

.plan-diario-card .horas-semana {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.plan-diario-card .horas-semana .label {
    color: var(--text-muted);
}

.plan-diario-card .horas-semana .value {
    font-weight: 600;
    color: var(--secondary);
}

/* Asignación existente */
.asignacion-existente {
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    padding: 1rem;
}

.asignacion-existente .horas-asignadas {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.asignacion-existente .observacion {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-style: italic;
}

.asignacion-existente .btn-eliminar {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    color: #EF4444;
    border-color: rgba(239, 68, 68, 0.3);
}

.asignacion-existente .btn-eliminar:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* Asignación form */
.asignacion-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.asignacion-form .input-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.asignacion-form .input-horas,
.asignacion-form .input-obs {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    background: var(--surface-glass);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
}

.asignacion-form .input-horas:focus,
.asignacion-form .input-obs:focus {
    outline: none;
    border-color: var(--primary);
}

.asignacion-form .btn-block {
    width: 100%;
    justify-content: center;
    margin-top: 0.25rem;
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   Mobile Responsive Improvements
   ========================================================================== */

@media (max-width: 768px) {
    /* Layout base */
    .app-container {
        flex-direction: column;
        padding: 0;
        gap: 0;
    }
    
    /* Sidebar como barra horizontal */
    .sidebar {
        width: 100%;
        flex-direction: row;
        align-items: center;
        padding: 0.5rem;
        border-radius: 0;
        position: sticky;
        top: 0;
        z-index: 100;
        gap: 0.25rem;
    }
    
    .sidebar-header {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0 0.5rem;
        flex-shrink: 0;
    }
    
    .sidebar-header h2 {
        font-size: 1rem;
    }
    
    .brand-icon {
        font-size: 1.2rem;
    }
    
    .sidebar-nav {
        flex-direction: row;
        gap: 0.25rem;
        overflow-x: auto;
        flex: 1;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .sidebar-nav::-webkit-scrollbar {
        display: none;
    }
    
    .nav-item {
        padding: 0.6rem 0.8rem;
        font-size: 0.75rem;
        white-space: nowrap;
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .nav-item i {
        font-size: 1rem;
    }
    
    .sidebar-footer {
        display: none;
    }
    
    /* Main content */
    .main-content {
        padding: 0.5rem;
        min-height: calc(100vh - 60px);
    }
    
    .top-bar {
        padding: 0.75rem;
        flex-direction: column;
        gap: 0.75rem;
        align-items: stretch;
    }
    
    .top-bar h1 {
        font-size: 1.2rem;
        text-align: center;
    }
    
    .top-actions {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }
    
    /* Cards */
    .card {
        padding: 0.75rem;
        border-radius: var(--radius-md);
    }
    
    .card h3 {
        font-size: 0.95rem;
    }
    
    .grid-cards {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    /* Tablas móviles */
    table {
        font-size: 0.76rem;
    }
    
    th, td {
        padding: 0.4rem 0.3rem;
    }
    
    /* MODALS & FORMS optimization for mobile */
    .modal-content {
        padding: 1.25rem;
        border-radius: var(--radius-md);
        max-height: calc(100vh - 2rem);
        width: 95%;
    }
    
    .modal-content h3 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
    
    .form-group {
        margin-bottom: 0.6rem;
    }
    
    .form-group label {
        font-size: 0.75rem;
        margin-bottom: 0.2rem;
    }
    
    .modal-actions {
        margin-top: 0.8rem;
        gap: 0.5rem;
    }
    
    /* Inputs touch-friendly */
    input, select, textarea {
        min-height: 44px;
        font-size: 16px !important; /* Prevent zoom on iOS */
    }
    
    .btn {
        min-height: 44px;
        padding: 0.75rem 1rem;
    }
    
    /* Comparativa grid */
    .comparativa-semana-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
    }
    
    .dia-card {
        padding: 0.75rem;
    }
    
    .dia-card .dia-nombre {
        font-size: 0.7rem;
    }
    
    .dia-card .dia-fecha {
        font-size: 1rem;
    }
    
    .progress-ring {
        width: 45px;
        height: 45px;
    }
    
    .progress-ring .progress-value {
        width: 35px;
        height: 35px;
        font-size: 0.7rem;
    }
    
    .dia-card .dia-stats {
        display: none;
    }
    
    /* Resumen semana móvil */
    .resumen-semana-card {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .big-progress-ring {
        width: 100px;
        height: 100px;
    }
    
    .big-progress-ring .progress-inner {
        width: 80px;
        height: 80px;
    }
    
    .big-progress-ring .progress-value {
        font-size: 1.5rem;
    }
    
    .resumen-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    /* Plan diario móvil */
    .plan-diario-grid {
        grid-template-columns: 1fr;
    }
    
    .dias-selector {
        gap: 0.35rem;
    }
    
    .dia-btn {
        min-width: 55px;
        padding: 0.5rem 0.6rem;
    }
    
    .dia-btn .dia-nombre {
        font-size: 0.65rem;
    }
    
    .dia-btn .dia-fecha {
        font-size: 0.95rem;
    }
    
    /* Alerta móvil */
    .alerta-banner {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }
    
    .alerta-stats {
        width: 100%;
        justify-content: center;
    }
    
    /* Tabs móviles */
    .tabs-container {
        gap: 0.35rem;
    }
    
    .tab-btn {
        padding: 0.6rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .tab-btn i {
        display: none;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .comparativa-semana-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .dia-card .dia-progress {
        margin: 0.5rem 0;
    }
    
    .progress-ring {
        width: 40px;
        height: 40px;
    }
    
    .progress-ring .progress-value {
        width: 30px;
        height: 30px;
        font-size: 0.65rem;
    }
    
    /* Solo mostrar 4 días en selector */
    .dias-selector {
        justify-content: space-between;
    }
    
    .dia-btn {
        flex: 1;
        min-width: unset;
    }
}

/* ==========================================================================
   PWA Install Prompt
   ========================================================================== */

.pwa-install-prompt {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-dark);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 9999;
    animation: slideUp 0.3s ease;
}

.pwa-install-prompt p {
    margin: 0;
    font-size: 0.9rem;
}

.pwa-install-prompt .btn-install {
    white-space: nowrap;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* ==========================================================================
   SOLID CLASSIFIED BUTTONS AND SELECTIONS (REFECTORED FROM INLINE JS)
   ========================================================================== */

/* Grupo Tabs (used in Planificacion, Planificacion Diaria, Ejecucion) */
.grupo-tab,
.grupo-tab-diario,
.grupo-tab-ejecucion {
    flex: 1;
    min-width: 80px;
    padding: 0.6rem 1rem;
    border: 1px solid var(--surface-glass-border);
    background: #1A263E !important; /* solid background */
    color: var(--text-muted) !important;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: none !important;
}

.grupo-tab:hover,
.grupo-tab-diario:hover,
.grupo-tab-ejecucion:hover {
    background: #243557 !important;
    color: var(--text-main) !important;
    transform: translateY(-1px);
}

.grupo-tab.active,
.grupo-tab-diario.active,
.grupo-tab-ejecucion.active {
    background: linear-gradient(135deg, var(--secondary) 0%, #2563EB 100%) !important;
    border-color: var(--secondary) !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35) !important;
}

/* Cultivo Cards (used in Planificacion) */
.cultivo-card {
    padding: 0.5rem 1rem;
    border: 1px solid var(--surface-glass-border) !important;
    background: #1A263E !important; /* solid background */
    color: var(--text-muted) !important;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.2s;
}

.cultivo-card:hover {
    background: #243557 !important;
    color: var(--text-main) !important;
}

.cultivo-card.active {
    border-color: var(--accent) !important;
    background: var(--accent) !important; /* solid amber */
    color: #0B0F19 !important; /* high contrast text */
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3) !important;
}

/* Labor Cards (used in Planificacion) */
.labor-card {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--surface-glass-border) !important;
    background: #1A263E !important; /* solid background */
    color: var(--text-muted) !important;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 500;
    transition: all 0.2s;
}

.labor-card:hover {
    background: #243557 !important;
    color: var(--text-main) !important;
}

.labor-card.active {
    border-color: var(--primary) !important;
    background: var(--primary) !important; /* solid emerald */
    color: #0B0F19 !important; /* high contrast text */
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3) !important;
}

.labor-card.active span {
    color: #0B0F19 !important;
}

/* Parameter filter buttons (used in Rendimientos) */
.cultivo-filter-btn,
.grupo-filter-btn {
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--surface-glass-border) !important;
    background: #1A263E !important; /* solid background */
    color: var(--text-muted) !important;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.72rem;
    font-weight: 500;
    transition: all 0.2s;
}

.cultivo-filter-btn:hover,
.grupo-filter-btn:hover {
    background: #243557 !important;
    color: var(--text-main) !important;
}

.cultivo-filter-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
    border-color: var(--primary) !important;
    color: white !important;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.35) !important;
}

.grupo-filter-btn.active {
    background: linear-gradient(135deg, var(--accent) 0%, #D97706 100%) !important;
    border-color: var(--accent) !important;
    color: white !important;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.35) !important;
}

/* ==========================================================================
   Login Screen & User Management Aesthetics
   ========================================================================== */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.15), transparent 40%),
                radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.15), transparent 40%),
                #0B0F19;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99999;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
    background: rgba(21, 31, 50, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    text-align: center;
    animation: fadeIn 0.4s ease;
}

.login-header {
    margin-bottom: 2rem;
}

.login-header i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.4));
}

.login-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.login-form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.login-form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.login-input-wrapper i {
    position: absolute;
    left: 1rem;
    color: var(--text-muted);
}

.login-input-wrapper input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.5rem;
    background: rgba(11, 15, 25, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: white;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.login-input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    background: rgba(11, 15, 25, 0.8);
}

.btn-login {
    width: 100%;
    padding: 0.85rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 1.5rem;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-login:active {
    transform: translateY(0);
}

.btn-logout {
    background: transparent;
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #F87171;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    width: 100%;
    justify-content: center;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: #EF4444;
    color: white;
}

/* Checkbox container for activity permissions */
.permissions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
    margin-top: 0.5rem;
    background: rgba(0, 0, 0, 0.15);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--surface-glass-border);
}

.permission-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    cursor: pointer;
    user-select: none;
}

.permission-item input {
    cursor: pointer;
    accent-color: var(--primary);
}

/* Dashboard responsive optimizations */
.dashboard-gauge-grid {
    display: grid;
    grid-template-columns: 1fr 300px 1fr;
    gap: 2rem;
    align-items: center;
}

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

@media (max-width: 900px) {
    .dashboard-gauge-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}