@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.85);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --accent: #4f46e5;
    --accent-hover: #4338ca;
    --accent-light: rgba(79, 70, 229, 0.1);
    
    --border-color: #e2e8f0;
    --input-bg: #f8fafc;
    --input-focus-ring: rgba(79, 70, 229, 0.25);
    
    --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --hover-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.1), 0 10px 10px -5px rgba(79, 70, 229, 0.04);
    
    --status-pending: #d97706;
    --status-pending-bg: #fef3c7;
    --status-approved: #059669;
    --status-approved-bg: #d1fae5;
    --status-rejected: #dc2626;
    --status-rejected-bg: #fee2e2;
    --status-empty: #64748b;
    --status-empty-bg: #f1f5f9;
    
    --sidebar-width: 260px;
    --border-radius: 16px;
    --transition-speed: 0.3s;
}

[data-theme="dark"] {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.85);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --accent-light: rgba(99, 102, 241, 0.15);
    
    --border-color: #1f2937;
    --input-bg: #1f2937;
    --input-focus-ring: rgba(99, 102, 241, 0.3);
    
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --hover-shadow: 0 20px 30px -10px rgba(99, 102, 241, 0.25), 0 8px 10px -6px rgba(99, 102, 241, 0.1);
    
    --status-pending: #fbbf24;
    --status-pending-bg: rgba(251, 191, 36, 0.15);
    --status-approved: #34d399;
    --status-approved-bg: rgba(52, 211, 153, 0.15);
    --status-rejected: #f87171;
    --status-rejected-bg: rgba(248, 113, 113, 0.15);
    --status-empty: #94a3b8;
    --status-empty-bg: rgba(148, 163, 184, 0.15);
}

/* RESET & BASE STYLES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-speed);
}
a:hover {
    color: var(--accent-hover);
}

button, input, select, textarea {
    font-family: inherit;
    outline: none;
}

/* GLASS EFFECT UTILITY */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
}

/* ANIMATED BACKGROUND FOR LOGIN */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    background-color: var(--bg-primary);
}

.login-body::before, .login-body::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    z-index: 0;
    animation: float-blob 20s infinite alternate;
}

.login-body::before {
    background: #6366f1;
    top: 15%;
    left: 20%;
}

.login-body::after {
    background: #d946ef;
    bottom: 15%;
    right: 20%;
    animation-delay: 5s;
}

@keyframes float-blob {
    0% { transform: translate(0px, 0px) scale(1); }
    50% { transform: translate(40px, -60px) scale(1.1); }
    100% { transform: translate(-20px, 20px) scale(0.9); }
}

/* LOGIN CARD */
.login-container {
    width: 100%;
    max-width: 450px;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    z-index: 1;
    margin: 1.5rem;
}

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

.login-logo {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* FORM CONTROLS */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 2.8rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--input-focus-ring);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    border: none;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform 0.15s ease, background-color var(--transition-speed), box-shadow var(--transition-speed);
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background-color: var(--text-muted);
    color: var(--bg-secondary);
}

.btn-danger {
    background-color: #dc2626;
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #b91c1c;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
}

.btn-success {
    background-color: #059669;
    color: #ffffff;
}

.btn-success:hover {
    background-color: #047857;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

/* APP LAYOUT */
.app-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden; /* CRÍTICO: Evita desbordes y desfases en laptops */
}

/* SIDEBAR */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    border-right: 1px solid var(--border-color);
    transition: transform var(--transition-speed);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-profile {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    border-radius: 12px;
    background-color: var(--accent-light);
    margin-bottom: 1.5rem;
}

.profile-name {
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.profile-role {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 0.2rem;
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex-grow: 1;
}

.menu-item a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1rem;
    border-radius: 10px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.menu-item.active a, .menu-item a:hover {
    background-color: var(--accent-light);
    color: var(--accent);
}

.menu-item.logout {
    margin-top: auto;
}

.menu-item.logout a {
    color: #dc2626;
}

.menu-item.logout a:hover {
    background-color: #fee2e2;
}

/* MAIN CONTENT */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-speed);
    min-width: 0; /* CRÍTICO: Previene el desfase de layouts flexbox con scrolls internos */
    max-width: 100%;
}

/* TOP NAVBAR */
.top-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* MOBILE HEADER */
.mobile-header {
    display: none;
    width: 100%;
    padding: 1rem 1.5rem;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 99;
}

/* THEME TOGGLE & GENERAL CIRCLE BUTTONS */
.circle-btn, .theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: background-color var(--transition-speed), border-color var(--transition-speed), color var(--transition-speed);
}

.circle-btn:hover, .theme-toggle:hover {
    background-color: var(--border-color);
}

/* DASHBOARD CARDS / WIDGETS */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.widget-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

.widget-info {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.widget-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.widget-value {
    font-size: 1.75rem;
    font-weight: 700;
}

.widget-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--accent-light);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

/* ALERT STYLES */
.alert {
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.alert-success {
    background-color: var(--status-approved-bg);
    color: var(--status-approved);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.alert-danger {
    background-color: var(--status-rejected-bg);
    color: var(--status-rejected);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

/* SECTION CARD */
.section-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* DATA TABLE */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

.table th {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: 1rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tbody tr {
    transition: background-color var(--transition-speed);
}

.table tbody tr:hover {
    background-color: var(--accent-light);
}

/* BADGES */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-pending {
    background-color: var(--status-pending-bg);
    color: var(--status-pending);
}

.badge-approved {
    background-color: var(--status-approved-bg);
    color: var(--status-approved);
}

.badge-rejected {
    background-color: var(--status-rejected-bg);
    color: var(--status-rejected);
}

.badge-empty {
    background-color: var(--status-empty-bg);
    color: var(--status-empty);
}

.badge-contador {
    background-color: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

/* ROUNDED AVATARS OR INITIALS */
.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--accent);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* 12-MONTHS INTERACTIVE GRID FOR CLIENTS */
.months-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.month-card {
    border-radius: 14px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
}

.month-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--card-shadow);
}

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

.month-name {
    font-weight: 700;
    font-size: 1.1rem;
}

.month-price {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* FILE DROPZONE / UPLOADER */
.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    padding: 1.25rem;
    text-align: center;
    cursor: pointer;
    transition: background-color var(--transition-speed), border-color var(--transition-speed);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.upload-zone:hover {
    border-color: var(--accent);
    background-color: var(--accent-light);
}

.upload-icon {
    font-size: 1.5rem;
    color: var(--text-muted);
}

.upload-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.upload-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* FILE DETAILS FOR SUBMITTED PAYMENT */
.payment-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background-color: var(--bg-primary);
    padding: 0.75rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.payment-file-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    min-width: 0; /* CRÍTICO: Permite que el flex container se encoja y no desborde en móvil */
}

.payment-file-info i {
    font-size: 1.2rem;
    color: var(--accent);
    flex-shrink: 0; /* Evita que el icono se aplaste */
}

.payment-file-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 600;
    flex-grow: 1;
    min-width: 0; /* CRÍTICO: Permite cortar nombres largos de Hostinger con elipsis (...) */
}

.payment-comment {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 0.5rem;
    border-left: 3px solid var(--status-rejected);
    background-color: var(--status-rejected-bg);
    border-radius: 4px;
}

.actions-row {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.actions-row .btn {
    padding: 0.5rem;
    font-size: 0.8rem;
    border-radius: 8px;
}

/* MATRIZ DE PAGOS (ADMIN VIEW) */
.matrix-container {
    width: 100%;
    overflow-x: auto;
}

.matrix-table {
    min-width: 900px;
}

.matrix-dot {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    transition: transform 0.15s ease;
}

.matrix-dot:hover {
    transform: scale(1.15);
}

/* CUSTOM MODAL */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1600;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--bg-secondary);
    width: 100%;
    max-width: 500px;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.25s ease;
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-weight: 700;
    font-size: 1.2rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* FILTERS ROW */
.filters-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
    max-width: 350px;
}

.search-input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input {
    width: 100%;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
    .sidebar {
        left: -260px; /* Mueve físicamente el sidebar fuera del canvas de la pantalla */
        left: calc(-1 * var(--sidebar-width));
        transform: none;
        transition: left var(--transition-speed) ease;
    }
    
    .sidebar.active {
        left: 0;
        transform: none;
    }
    
    .main-content {
        margin-left: 0 !important; /* Fuerza margen cero absoluto en dispositivos móviles */
        padding: 1rem; /* Reducido de 1.5rem para maximizar espacio de las tarjetas en laptops y móviles */
        width: 100%; /* Asegura que tome el 100% de la pantalla del celular sin desplazamientos */
    }
    
    .mobile-header {
        display: flex;
    }
    
    .top-navbar {
        display: none;
    }
}

@media (max-width: 768px) {
    /* TRANSFORMAR TABLAS DE DATOS EN TARJETAS RESPONSIVAS */
    #tabla-usuarios thead {
        display: none;
    }
    
    #tabla-usuarios tr {
        display: block;
        margin-bottom: 1.5rem;
        border-radius: var(--border-radius);
        padding: 1rem;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        box-shadow: var(--card-shadow);
    }
    
    #tabla-usuarios td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.6rem 0;
        border-bottom: 1px solid var(--border-color);
        text-align: right;
        font-size: 0.9rem;
    }
    
    #tabla-usuarios td:last-child {
        border-bottom: none;
        padding-bottom: 0;
        margin-top: 0.5rem;
    }
    
    #tabla-usuarios td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--text-secondary);
        text-align: left;
        margin-right: 1rem;
    }

    /* EVITAR DESFASE DE HEADER EN MÓVIL (TÍTULO Y TEXTOS EXPLICATIVOS VERTICALES) */
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .section-card {
        padding: 1rem; /* Reducido de 1.5rem para evitar desborde lateral */
    }
}

@media (max-width: 640px) {
    .main-content {
        padding: 0.5rem !important; /* Estira el contenedor al máximo reduciendo el padding lateral */
    }

    .section-card {
        padding: 0.75rem !important; /* Estira las tarjetas reduciendo la sangría interior */
        border-radius: 12px;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .months-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem; /* Ajuste estrecho para optimizar espacio */
    }

    .month-card {
        padding: 1rem; /* Tarjetas más estiradas y delgadas verticalmente */
        border-radius: 10px;
    }
    
    .login-container {
        padding: 1.5rem;
    }
}

/* CARACTERÍSTICA PREMIUM: PRIMERA COLUMNA FIJA (STICKY) EN MATRIZ DE COBROS */
.matrix-table th:first-child, 
.matrix-table td:first-child {
    position: sticky;
    left: 0;
    background-color: var(--bg-secondary);
    z-index: 10;
    box-shadow: 4px 0 8px -4px rgba(0, 0, 0, 0.15);
    min-width: 170px;
}

[data-theme="dark"] .matrix-table th:first-child,
[data-theme="dark"] .matrix-table td:first-child {
    background-color: var(--bg-secondary);
}

.matrix-table th, .matrix-table td {
    white-space: nowrap;
}

.matrix-table td:not(:first-child) {
    padding: 0.75rem 0.5rem;
}

/* BADGE Y DOT BLOQUEADO PARA MESES QUE NO APLICAN */
.badge-locked {
    background-color: var(--status-empty-bg);
    color: var(--text-muted);
    opacity: 0.5;
    cursor: not-allowed;
    border: 1px dashed var(--border-color);
}

/* RENEWAL BANNER STYLES */
.renewal-banner {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(79, 70, 229, 0.15));
    border: 1px solid var(--status-pending);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.renewal-banner-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--status-pending);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* TOAST NOTIFICATIONS (NOTIFICACIONES FLOTANTES PREMIUM) */
.alert-toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 2000;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.4s ease;
    max-width: 380px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.alert-toast.show {
    transform: translateX(0);
    opacity: 1;
}

.alert-toast-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1.25rem;
    margin-left: auto;
    padding-left: 0.75rem;
    opacity: 0.5;
    transition: opacity var(--transition-speed);
    display: flex;
    align-items: center;
}

.alert-toast-close:hover {
    opacity: 1;
}

/* --- MOBILE MATRIX REPLACEMENT VIEWS --- */
.mobile-locales-section {
    display: none;
    margin-top: 1.5rem;
}

.mobile-locales-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.mobile-local-card {
    padding: 1.25rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    background-color: var(--bg-secondary);
}

.mobile-local-card:active {
    transform: scale(0.98);
}

.mobile-detail-screen {
    position: fixed;
    top: 0;
    left: 100%;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    z-index: 1500;
    transition: left 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
    display: flex;
    flex-direction: column;
    visibility: hidden;
}

.mobile-detail-screen.active {
    left: 0;
    visibility: visible;
}

.mobile-detail-header {
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.mobile-detail-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.mobile-detail-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.mobile-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.mobile-month-card {
    padding: 1rem 0.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 95px;
    background-color: var(--bg-secondary);
}

.mobile-month-card:active {
    transform: scale(0.96);
}

.mobile-month-card.badge-approved {
    border-top: 4px solid var(--status-approved);
}

.mobile-month-card.badge-pending {
    border-top: 4px solid var(--status-pending);
}

.mobile-month-card.badge-rejected {
    border-top: 4px solid var(--status-rejected);
}

.mobile-month-card.badge-empty {
    border-top: 4px solid var(--status-empty);
}

.mobile-month-card.badge-locked {
    border-top: 4px solid var(--border-color);
    opacity: 0.6;
    cursor: not-allowed;
}

.mobile-month-name {
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
}

.btn-back {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--accent);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    margin-left: -0.5rem;
}

/* responsive media tags */
.client-mobile-view {
    display: none;
}
.client-desktop-view {
    display: block;
}

@media (max-width: 768px) {
    .matrix-table-card {
        display: none !important;
    }
    
    .mobile-locales-section {
        display: block !important;
    }

    .client-mobile-view {
        display: block !important;
    }
    .client-desktop-view {
        display: none !important;
    }
}