/* Utility */
.hidden { display: none !important; }

/* Basic modal styling used across admin */
.admin-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.5);
    z-index: 1000;
    padding: 1rem;
}
.admin-modal .admin-modal-content{
    background: #fff;
    border-radius: 8px;
    padding: 1rem 1.25rem;
    width: min(720px, 92vw);
    max-height: 90vh;
    overflow: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,.2);
}
.admin-modal .qr-image{ max-width:100%; height:auto; display:block; margin: .5rem auto; }
.admin-modal .modal-actions{ display:flex; gap:.5rem; flex-wrap:wrap; align-items:center; }
.admin-modal .qr-link{ flex:1; min-width: 240px; }

/* Header bar alignment for classes */
.classes-header-bar .btn-action{ margin-left: auto; }
/*
 * FRONT LINECPR911 ADMIN STYLESHEET
 * Focus: Clean, Functional, and Secure Login/Dashboard Interface
 * Note: This imports core styles from style.css for colors/fonts
 */

/* Import core color variables from the master sheet (if supported by your final build tool) 
   For simple HTML/CSS, we will manually redefine key variables: */
:root {
    --color-primary: #CC0000;
    --color-primary-dark: #990000;
    --color-secondary: #1A1A1A;
    --color-background: #FFFFFF;
    --color-light-gray: #F4F4F4;
    --font-main: 'Roboto', sans-serif;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xs: 0.5rem;
    --radius-sm: 4px;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-light-gray); /* Light gray background for admin area */
    color: var(--color-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Centering only for the login page to avoid interfering with sticky topbar on mobile */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

/* --- Admin Mobile Topbar & Dropdown (shown on small screens) --- */
.admin-topbar {
    display: none;
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background-color: var(--color-secondary);
    color: var(--color-background);
    padding: 0.75rem var(--spacing-md);
}

.admin-topbar .topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-topbar .brand {
    font-weight: 700;
    color: var(--color-primary);
}

.admin-menu-toggle {
    background: transparent;
    color: var(--color-background);
    border: 1px solid rgba(255,255,255,0.3);
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
}

.admin-mobile-nav {
    display: none;
    background-color: var(--color-secondary);
    border-top: 1px solid rgba(255,255,255,0.15);
}
.admin-mobile-nav ul { list-style: none; margin: 0; padding: 0; }
.admin-mobile-nav li a {
    display: block;
    padding: 0.9rem var(--spacing-md);
    color: var(--color-background);
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.admin-mobile-nav li a:hover { background-color: var(--color-primary-dark); }
.admin-mobile-nav.open { display: block; }

/* --- Login Box Styling --- */

.login-container {
    background-color: var(--color-background);
    padding: 2.5rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-container h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.login-form .form-group {
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.login-form label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid #CCCCCC;
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.login-button {
    background-color: var(--color-secondary); /* Use black for the primary admin button */
    color: var(--color-background);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    width: 100%;
    margin-top: var(--spacing-md);
    transition: background-color 0.3s ease;
}

.login-button:hover {
    background-color: var(--color-primary-dark, #444444); /* Slightly darker or use the dark red */
}
/*
 * APPEND TO: assets/css/admin.css
 * ------------------------------------------------ */
/* 9. DASHBOARD LAYOUT & COMPONENTS */
/* ------------------------------------------------ */

/* Overall Layout */
.admin-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
    width: 250px;
    background-color: var(--color-secondary); /* Black Sidebar */
    color: var(--color-background);
    padding: var(--spacing-md) 0;
    flex-shrink: 0;
}

.logo-admin {
    text-align: center;
    padding: 0 var(--spacing-md) var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo-admin h2 {
    color: var(--color-primary);
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
}

.logo-admin p {
    font-size: 0.9rem;
    color: #AAAAAA;
}

.admin-nav ul {
    list-style: none;
    padding: var(--spacing-md) 0;
}

.admin-nav li a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-light-gray);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s, color 0.3s;
}

.admin-nav li a:hover, .admin-nav li a.active {
    background-color: var(--color-primary-dark);
    color: var(--color-background);
}

.logout-link {
    margin-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-background);
}

.admin-header {
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-light-gray);
    padding-bottom: var(--spacing-md);
}
.admin-session-title {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin: 0 0 0.35rem 0;
    opacity: 0.85;
}

/* Compact admin layout to tighten vertical spacing */
body.admin-compact .main-content { padding: 0.85rem var(--spacing-md) !important; }
body.admin-compact .admin-header { margin-bottom: 0.85rem; padding-bottom: 0.5rem; }
body.admin-compact .summary-cards { gap: 0.75rem; margin-bottom: 0.9rem; }
body.admin-compact .card { padding: var(--spacing-sm); }
body.admin-compact .card h3 { font-size: 0.9rem; margin-bottom: 0.15rem; }
body.admin-compact .data-point { font-size: 1.85rem; }
body.admin-compact .dashboard-table-section { padding: 0.75rem; }
body.admin-compact .class-summary-table, 
body.admin-compact .client-data-table { margin-top: 0.5rem; }
body.admin-compact .class-management-form, 
body.admin-compact .client-filter-form { padding: 0.9rem; }
body.admin-compact .form-grid { gap: 0.75rem; }
body.admin-compact .form-group { margin-bottom: 0.6rem; }
body.admin-compact .btn-submit-class { margin-top: 0.75rem; }
@media (max-width: 768px){
    /* Ensure compact spacing applies on mobile despite inline rules */
    body.admin-compact .main-content { padding: 0.75rem !important; }
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.card {
    padding: calc(var(--spacing-sm) + 2px);
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.card h3 {
    margin-bottom: 0.2rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.data-point {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    line-height: 1;
}

.card-red {
    background-color: var(--color-primary);
    color: var(--color-background);
}
.card-red h3 { color: var(--color-background); }

.card-black {
    background-color: var(--color-secondary);
    color: var(--color-background);
}
.card-black h3 { color: var(--color-background); }

.card-white {
    background-color: var(--color-background);
    color: var(--color-secondary);
    border: 1px solid var(--color-light-gray);
}
.card-white .data-point { color: var(--color-primary); }

/* Class Summary Table */
.dashboard-table-section {
    background-color: var(--color-light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    position: relative; /* allow non-intrusive banners if needed */
}

.class-summary-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    background-color: var(--color-background);
}

.class-summary-table th, .class-summary-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-light-gray);
}

/* Ensure actions buttons always visible (defensive) */
td[data-label="Actions"] .btn-action { display: inline-flex; align-items:center; }
td[data-label="Actions"] { white-space: nowrap; }

.class-summary-table th {
    background-color: var(--color-secondary);
    color: var(--color-background);
    text-transform: uppercase;
    font-size: 0.8rem;
}

.btn-action {
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.85rem;
    text-decoration: none;
    transition: background-color 0.2s;
}

.btn-action.view {
    background-color: var(--color-primary);
    color: var(--color-background);
    margin-right: 0.5rem;
}

.btn-action.view:hover {
    background-color: var(--color-primary-dark);
}

.btn-action.edit {
    background-color: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.btn-action.edit:hover {
    background-color: var(--color-light-gray);
}

.class-summary-table .full {
    color: var(--color-primary-dark);
    font-weight: 700;
}

/* Mobile Adjustments for Dashboard - Hiding Sidebar and table headers */
@media (max-width: 768px) {
    /* Ensure the layout collapses correctly on mobile */
    html, body { width: 100%; max-width: 100%; overflow-x: hidden; }
    body { display: block; }
    .admin-wrapper { display: block; width: 100%; }
    .sidebar { display: none !important; }
    .main-content { width: 100% !important; padding: var(--spacing-md) !important; margin: 0 !important; }

    /* Show the topbar and mobile nav on small screens */
    .admin-topbar { display: block; position: sticky; top: 0; left: 0; right: 0; }

    .summary-cards {
        grid-template-columns: 1fr; /* Stack cards vertically */
    }

    /* Old responsive table design - DISABLED in favor of mobile cards below */
    /* Convert table to stacked cards for mobile view */
    /*
    .class-summary-table, .class-summary-table thead, .class-summary-table tbody, .class-summary-table th, .class-summary-table td, .class-summary-table tr {
        display: block;
    }

    .class-summary-table thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    .class-summary-table tr {
        border: 1px solid var(--color-light-gray);
        margin-bottom: var(--spacing-md);
        display: block;
        padding: var(--spacing-sm);
    }

    .class-summary-table td {
        border: none;
        position: relative;
        padding-left: 50%; 
        text-align: right;
    }

    .class-summary-table td:before {
        content: attr(data-label);
        position: absolute;
        left: 6px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        font-weight: 700;
        text-align: left;
    }
    */

    /* Safety: remove any grid/flex that might be set elsewhere */
    .admin-wrapper, .main-content { float: none; clear: both; }
}
/*
 * APPEND TO: assets/css/admin.css
 * ------------------------------------------------ */
/* 10. FORM STYLES (Add/Edit Class & Client List) */
/* ------------------------------------------------ */

.class-management-form, .client-filter-form {
    background-color: var(--color-background);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-sm);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
}

.form-group input:not([type="checkbox"]), 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid #CCCCCC;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    box-sizing: border-box; /* Crucial for width: 100% to work with padding */
}

/* Grid layout for two-column inputs */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 600px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Checkbox specific styling */
.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-sm);
    transform: scale(1.5); /* Make checkbox easier to click/see */
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: 400;
}

/* Submit Button */
.btn-submit-class {
    background-color: var(--color-primary);
    color: var(--color-background);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 700;
    width: 100%;
    margin-top: var(--spacing-md);
    transition: background-color 0.3s ease;
}

.btn-submit-class:hover {
    background-color: var(--color-primary-dark);
}
/* One-line form controls */
.one-line-form { display:flex; align-items:center; gap: .5rem; flex-wrap: nowrap; overflow-x: auto; padding: .4rem 0; }
.one-line-form .form-grid { display:flex; align-items:center; gap: .5rem; }
.one-line-form .form-group { display:flex; align-items:center; gap:.35rem; margin: 0; white-space: nowrap; }
.one-line-form .form-group label { margin: 0; font-size: 0.85rem; }
.one-line-form .form-group input:not([type="checkbox"]),
.one-line-form .form-group select,
.one-line-form .form-group textarea { padding: 0.35rem 0.5rem; height: 2rem; min-height: 2rem; }
.one-line-form .form-group textarea { resize: vertical; max-height: 3rem; }
.one-line-form button[type="submit"],
.one-line-form .btn-action { margin: 0; }
/* Details summary bar for controls */
details.admin-controls > summary { 
    cursor: pointer; 
    list-style: none; 
    background: var(--color-primary); 
    color: white;
    border: 1px solid var(--color-primary); 
    border-radius: var(--radius-sm); 
    padding: .6rem 1rem; 
    font-weight: 600; 
    display: inline-block;
    transition: background 0.2s ease;
    user-select: none;
}
details.admin-controls > summary:hover {
    background: #B30000;
}
details.admin-controls > summary::after {
    content: " ▼";
    font-size: 0.7em;
    margin-left: 0.5rem;
}
details.admin-controls[open] > summary::after {
    content: " ▲";
}
details.admin-controls[open] > summary { 
    border-bottom-left-radius: 0; 
    border-bottom-right-radius: 0; 
    border-bottom: none; 
}
details.admin-controls { 
    border: 1px solid var(--color-light-gray); 
    border-radius: var(--radius-sm); 
}
details.admin-controls[open] { padding-bottom: .4rem; }
/* Simple admin modal */
.admin-modal { position: fixed; inset: 0; background: rgba(0,0,0,0.55); display: flex; justify-content: center; align-items: flex-start; padding: 4vh 1rem; z-index: 2000; }
.admin-modal.hidden { display: none !important; }
.admin-modal-content { background: var(--color-background); width: 100%; max-width: 620px; border-radius: var(--radius-sm); padding: 1.5rem; box-shadow: 0 4px 25px rgba(0,0,0,0.35); }
.admin-modal-content h2 { margin-top:0; color: var(--color-primary); }
@media (max-width: 600px){
.form-error-text { color: #CC0000; font-size: .75rem; margin-top: .25rem; line-height: 1.2; }
    .admin-modal-content { padding: 1rem; }
}
/* Button loading state and spinner */
.btn-action.btn-loading, .btn-submit-class.btn-loading { opacity: 0.85; pointer-events: none; position: relative; }
.btn-action.btn-loading::after, .btn-submit-class.btn-loading::after { content: ""; display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,0.9); border-right-color: transparent; border-radius: 50%; margin-left: .5rem; vertical-align: -2px; animation: admin-spin .8s linear infinite; }
@keyframes admin-spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

/* =============================
   COMPACT FIELD DENSITY TUNING
   ============================= */
/* Inputs, selects, and textareas: reduce height/padding and font size */
body.admin-compact .form-group label {
    margin-bottom: 0.2rem;
    font-size: 0.85rem;
}
body.admin-compact .form-group input:not([type="checkbox"]),
body.admin-compact .form-group select,
body.admin-compact .form-group textarea {
    padding: 0.4rem 0.5rem;
    font-size: 0.9rem;
    line-height: 1.2;
    border-radius: 3px;
}
/* Table density */
body.admin-compact .class-summary-table th,
body.admin-compact .class-summary-table td,
body.admin-compact .client-data-table th,
body.admin-compact .client-data-table td {
    padding: 0.4rem 0.5rem;
}
/* Buttons smaller */
body.admin-compact .btn-action,
body.admin-compact .btn-submit-class {
    padding: 0.35rem 0.6rem;
    font-size: 0.9rem;
}
/* Increase columns on larger screens to reduce vertical stacking */
@media (min-width: 900px){
    body.admin-compact .form-grid { grid-template-columns: repeat(3, 1fr); }
}

/* =============================
    ULTRA DENSE MODE
    Even tighter spacing for power users. Apply via body.admin-ultra
    ============================= */
body.admin-ultra .main-content { padding: 0.6rem var(--spacing-md) !important; }
body.admin-ultra .admin-header { margin-bottom: 0.6rem; padding-bottom: 0.35rem; }
body.admin-ultra .summary-cards { gap: 0.5rem; margin-bottom: 0.6rem; }
body.admin-ultra .card { padding: 0.4rem 0.55rem; }
body.admin-ultra .card h3 { font-size: 0.85rem; margin-bottom: 0.1rem; }
body.admin-ultra .data-point { font-size: 1.6rem; }
body.admin-ultra .dashboard-table-section { padding: 0.5rem; }
body.admin-ultra .class-summary-table, body.admin-ultra .client-data-table { margin-top: 0.4rem; }
body.admin-ultra .form-grid { gap: 0.55rem; }
body.admin-ultra .form-group { margin-bottom: 0.4rem; }
body.admin-ultra .form-group label { margin-bottom: 0.15rem; font-size: 0.8rem; }
body.admin-ultra .form-group input:not([type="checkbox"]),
body.admin-ultra .form-group select,
body.admin-ultra .form-group textarea { padding: 0.3rem 0.45rem; font-size: 0.85rem; line-height: 1.1; border-radius: 2px; }
body.admin-ultra .btn-action, body.admin-ultra .btn-submit-class { padding: 0.3rem 0.5rem; font-size: 0.85rem; }
body.admin-ultra .class-summary-table th,
body.admin-ultra .class-summary-table td,
body.admin-ultra .client-data-table th,
body.admin-ultra .client-data-table td { padding: 0.3rem 0.4rem; }
/* Slightly smaller title and metrics for ultra */
body.admin-ultra .main-content h1 { font-size: 1.35rem; }
body.admin-ultra .summary-cards .data-point { font-size: 1.8rem; }
/* Wider grids at larger breakpoints */
@media (min-width: 900px){ body.admin-ultra .form-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px){ body.admin-ultra .form-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 768px){ body.admin-ultra .main-content { padding: 0.6rem !important; } }

/* =============================
   MOBILE-FRIENDLY IMPROVEMENTS
   ============================= */
@media (max-width: 768px) {
    /* Hide complex tables on mobile, show card layout instead */
    .class-summary-table,
    .client-data-table {
        display: none !important;
    }
    
    /* Mobile card containers */
    .mobile-card-list {
        display: block !important;
        padding: 0 1rem 1rem 1rem; /* Add right padding */
        margin: 0;
    }
    
    /* Individual mobile cards */
    .mobile-card {
        background: var(--color-background);
        border: 1px solid var(--color-light-gray);
        border-radius: 8px; /* Increased from var(--radius-sm) for more distinct cards */
        padding: 1rem;
        margin-bottom: 1rem; /* Increased spacing between cards */
        box-shadow: 0 2px 4px rgba(0,0,0,0.1); /* Enhanced shadow for more depth */
    }
    
    .mobile-card-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        margin-bottom: 0.75rem;
        padding-bottom: 0.75rem;
        border-bottom: 1px solid var(--color-light-gray);
    }
    
    .mobile-card-title {
        font-weight: 700;
        font-size: 1.05rem;
        color: var(--color-secondary);
        margin: 0;
    }
    
    .mobile-card-badge {
        display: inline-block;
        padding: 0.25rem 0.5rem;
        border-radius: 3px;
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        white-space: nowrap;
    }
    
    .mobile-card-badge.new { background: #CC0000; color: white; }
    .mobile-card-badge.contacted { background: #FFA500; color: white; }
    .mobile-card-badge.scheduled { background: #4CAF50; color: white; }
    .mobile-card-badge.closed { background: #666; color: white; }
    .mobile-card-badge.paid { background: #4CAF50; color: white; }
    .mobile-card-badge.pending { background: #FFA500; color: white; }
    
    .mobile-card-body {
        margin-bottom: 0.75rem;
    }
    
    .mobile-card-row {
        display: flex;
        padding: 0.5rem 0;
        border-bottom: 1px solid #f0f0f0;
        align-items: flex-start; /* Align items to top for multi-line content */
    }
    
    .mobile-card-row:last-child {
        border-bottom: none;
    }
    
    .mobile-card-label {
        font-weight: 600;
        color: #666;
        min-width: 100px; /* Increased from 90px for better alignment */
        max-width: 100px;
        flex-shrink: 0; /* Prevent label from shrinking */
        font-size: 0.85rem;
    }
    
    .mobile-card-value {
        color: var(--color-secondary);
        flex: 1;
        font-size: 0.9rem;
        word-wrap: break-word; /* Prevent long text from breaking layout */
    }
    
    .mobile-card-actions {
        display: flex;
        gap: 0.5rem;
        justify-content: flex-end; /* Align buttons to the right */
        padding-top: 0.5rem;
        border-top: 1px solid var(--color-light-gray);
    }
    
    .mobile-card-actions .btn-action {
        flex: 0 0 auto; /* Don't stretch buttons */
        min-width: 120px;
        text-align: center;
        justify-content: center;
    }
    
    /* Adjust summary cards for mobile */
    .summary-cards {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .summary-cards .card {
        min-width: 0;
    }
    
    /* Filter controls in mobile */
    details.admin-controls summary {
        padding: 0.6rem 0.8rem;
        font-size: 0.95rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Modal adjustments */
    .admin-modal {
        padding: 2vh 0.5rem;
    }
    
    .admin-modal-content {
        max-height: 90vh;
        overflow-y: auto;
    }
    
    /* Header adjustments */
    .admin-header h1 {
        font-size: 1.5rem;
    }
    
    .classes-header-bar {
        flex-direction: column;
        align-items: stretch !important;
    }
    
    .classes-header-bar h2 {
        margin-bottom: 0.5rem !important;
    }
    
    .classes-header-bar button {
        width: 100%;
    }
    
    /* Make action button groups stack better */
    [style*="display:flex"][style*="gap"] {
        flex-direction: column;
        align-items: stretch !important;
    }
    
    [style*="display:flex"][style*="gap"] .btn-action {
        width: 100%;
    }
    
    /* Pagination adjustments */
    #clients-pagination {
        justify-content: center;
        text-align: center;
    }
    
    #clients-pagination label {
        width: 100%;
        margin-top: 0.5rem !important;
    }
    
    /* Clients filter form - special two-row layout */
    #clients-filter-form .form-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.5rem;
        grid-template-areas:
            "course"
            "month"
            "class"
            "search"
            "button";
    }
    
    #clients-filter-form .form-group:nth-child(1) { grid-area: course; }
    #clients-filter-form .form-group:nth-child(2) { grid-area: month; }
    #clients-filter-form .form-group:nth-child(3) { grid-area: class; }
    #clients-filter-form .form-group:nth-child(4) { grid-area: search; }
    
    #clients-filter-form button[type="submit"] { 
        grid-area: button;
        width: auto;
        min-width: 120px;
        max-width: 200px;
        margin: 0 auto;
        padding: 0.5rem 1.5rem;
    }
    
    /* Group requests filter form - mobile layout */
    #gr-filter-form .form-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.5rem;
        grid-template-areas:
            "status"
            "from"
            "to"
            "button";
    }
    
    #gr-filter-form .form-group:nth-child(1) { grid-area: status; }
    #gr-filter-form .form-group:nth-child(2) { grid-area: from; }
    #gr-filter-form .form-group:nth-child(3) { grid-area: to; }
    
    #gr-filter-form button[type="submit"] { 
        grid-area: button;
        width: auto;
        min-width: 120px;
        max-width: 200px;
        margin: 0 auto;
        padding: 0.5rem 1.5rem;
    }
    
    /* Compact mobile client list items */
    .mobile-client-item {
        background: var(--color-background);
        border: 1px solid var(--color-light-gray);
        border-radius: 6px;
        padding: 0.75rem;
        margin-bottom: 0.5rem;
    }
    
    .mobile-client-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 0.5rem;
    }
    
    .mobile-client-info {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        flex: 1;
        min-width: 0;
    }
    
    .mobile-client-number {
        font-weight: 600;
        color: #666;
        font-size: 0.85rem;
        flex-shrink: 0;
    }
    
    .mobile-client-name {
        font-weight: 500;
        color: var(--color-secondary);
        font-size: 0.95rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        flex: 1;
    }
    
    .mobile-client-edit-btn {
        flex-shrink: 0;
        padding: 0.4rem 0.8rem !important;
        font-size: 0.85rem !important;
    }
}

/* Desktop: hide mobile cards */
@media (min-width: 769px) {
    .mobile-card-list,
    .mobile-client-item {
        display: none !important;
    }
}

/*
 * APPEND TO: assets/css/admin.css
 * ------------------------------------------------ */
/* 11. CLIENT LIST SPECIFIC STYLES */
/* ------------------------------------------------ */

.client-filter-form {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.client-data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    background-color: var(--color-background);
}

.client-data-table th, .client-data-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-light-gray);
    font-size: 0.9rem;
}

.client-data-table th {
    background-color: var(--color-secondary);
    color: var(--color-background);
    text-transform: uppercase;
    font-size: 0.75rem;
}

/* Status Badges */
.paid {
    background-color: #D4EDDA; /* Light green */
    color: #155724; /* Dark green */
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-weight: 700;
}

.pending {
    background-color: #FFF3CD; /* Light yellow */
    color: #856404; /* Dark yellow */
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-weight: 700;
}

/* Export Button Specific Style */
.btn-action.export {
    background-color: var(--color-secondary);
    color: var(--color-background);
    border-color: var(--color-secondary);
}

.btn-action.export:hover {
    background-color: #444444;
}


/* Mobile Table Stacking (Reusing logic from dashboard table, adjusting content display) */
@media (max-width: 768px) {
    .client-data-table, .client-data-table thead, .client-data-table tbody, .client-data-table th, .client-data-table td, .client-data-table tr {
        display: block;
    }
    
    .client-data-table thead tr {
        position: absolute;
        top: -9999px; 
        left: -9999px;
    }
    
    .client-data-table tr {
        border: 1px solid var(--color-light-gray);
        margin-bottom: var(--spacing-md);
        display: block;
        padding: var(--spacing-sm);
    }
    
    .client-data-table td {
        border: none;
        position: relative;
        padding-left: 50%; 
        text-align: right;
    }
    
    .client-data-table td:before {
        content: attr(data-label);
        position: absolute;
        left: 6px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        font-weight: 700;
        text-align: left;
    }

    /* Adjusting grid for filter form on mobile */
    .client-filter-section .form-grid {
        grid-template-columns: 1fr;
    }
}
/* Lightweight toast notifications */
.toast-container { position: fixed; top: 1rem; right: 1rem; z-index: 3000; display: flex; flex-direction: column; gap: 0.5rem; }
.toast { background: #222; color: #fff; padding: 0.6rem 0.9rem; border-radius: var(--radius-sm); box-shadow: 0 3px 12px rgba(0,0,0,0.25); font-size: 0.9rem; opacity: 0.95; }
.toast.success { background: #155724; }
.toast.error { background: #721c24; }
.toast.warn { background: #856404; }

/* Inline FULL badge when capacity reached */
.capacity-full-badge { display:inline-block; background:#CC0000; color:#fff; font-size:.65rem; font-weight:700; padding:2px 5px; border-radius:3px; margin-left:.4rem; letter-spacing:.5px; vertical-align:middle; }

/* Desktop: force hide mobile nav to prevent duplicate fallback menu */
@media (min-width: 769px) {
    .admin-mobile-nav { display: none !important; }
}

/* Inline banner (above tables) */
/* Container for transient success banners above table; centered and non-shifty */
#gr-banner-region {
    position: absolute;
    top: .25rem;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    pointer-events: none;
    z-index: 10;
}
.admin-banner {
    background:#d1e7dd;
    color:#0f5132;
    border:1px solid #badbcc;
    padding: .4rem .65rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    font-size: .8rem;
    line-height: 1.1rem;
    pointer-events: auto;
    animation: bannerPop .25s ease-out;
}
@keyframes bannerPop { from { opacity:0; transform: translateY(-4px); } to { opacity:1; transform: translateY(0); } }