@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Premium Light Mode */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --accent: #4f46e5;
    --accent-hover: #4338ca;
    --accent-glow: rgba(79, 70, 229, 0.08);
    --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #2563eb 100%);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    /* System Colors */
    --success: #059669;
    --success-bg: #ecfdf5;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    
    /* Layout Variables */
    --border-color: #e2e8f0;
    --border-radius-lg: 16px;
    --border-radius-md: 10px;
    --border-radius-sm: 6px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02), 0 20px 25px -5px rgba(0, 0, 0, 0.03);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(15, 23, 42, 0.08);
    --glass-blur: blur(16px);
    
    /* Transition speed */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.5;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: var(--border-radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Container Utility */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    font-family: 'Outfit', sans-serif;
}

.navbar-brand span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--accent);
    background-color: var(--bg-tertiary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    outline: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #ffffff;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px 0 rgba(79, 70, 229, 0.45);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

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

.btn-danger:hover {
    background-color: #c53030;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    border-radius: var(--border-radius-sm);
}

/* Login Page Layout */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem 1rem;
}

.login-card {
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    text-align: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

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

.login-header h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg fill='%23475569' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

/* File input custom styles */
.file-upload-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    background-color: var(--bg-tertiary);
    text-align: center;
    transition: var(--transition-normal);
}

.file-upload-wrapper:hover {
    border-color: var(--accent);
    background-color: #edf2f7;
}

.file-upload-wrapper input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.file-upload-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.file-upload-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-upload-preview {
    margin-top: 1rem;
    max-width: 120px;
    max-height: 120px;
    border-radius: var(--border-radius-sm);
    object-fit: cover;
    display: none;
    border: 1px solid var(--border-color);
}

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.25rem;
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-col-span-2 {
        grid-column: span 2;
    }
}

@media (min-width: 1024px) {
    .form-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Compact form variant — tighter spacing for public/data collection forms */
.compact-form .form-group {
    margin-bottom: 0;
}
.compact-form .form-grid {
    gap: 1rem;
}
.compact-form .form-control {
    padding: 0.55rem 0.85rem;
    font-size: 0.9rem;
}
.compact-form .search-select-trigger {
    padding: 0.55rem 0.85rem;
    font-size: 0.9rem;
}
.compact-form .form-label {
    font-size: 0.78rem;
    margin-bottom: 0.35rem;
}

/* Conditional input smooth show */
.conditional-field {
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
    margin-bottom: 0;
}

.conditional-field.show {
    opacity: 1;
    max-height: 200px;
    margin-bottom: 1.5rem;
}

/* Dashboard Metrics & Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.dashboard-title h2 {
    font-size: 1.75rem;
    color: var(--text-primary);
}

.dashboard-title p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.dashboard-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

/* Search and Filters Bar */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.search-input-wrapper {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.search-input-wrapper input {
    padding-left: 2.5rem;
}

.search-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* Dashboard Table and Cards */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--border-radius-lg);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

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

.table-custom th {
    background-color: var(--bg-tertiary);
    padding: 1rem 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    font-family: 'Outfit', sans-serif;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.table-custom td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    vertical-align: middle;
    transition: var(--transition-fast);
}

.table-custom tr:last-child td {
    border-bottom: none;
}

.table-custom tr:hover td {
    background-color: #f8fafc;
    color: var(--text-primary);
}

/* Student Photo Avatar */
.student-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    background-color: var(--bg-tertiary);
}

.student-avatar-big {
    width: 100px;
    height: 120px;
    border-radius: var(--border-radius-sm);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

/* Membership ID pill */
.membership-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    color: #ffffff;
    background: var(--accent-gradient);
    border-radius: 50px;
    box-shadow: 0 2px 8px 0 rgba(79, 70, 229, 0.2);
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-info {
    background-color: rgba(79, 70, 229, 0.08);
    color: var(--accent);
}

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success);
    border-color: rgba(5, 150, 105, 0.15);
}

.alert-danger {
    background-color: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(220, 38, 38, 0.15);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: var(--warning);
    border-color: rgba(217, 119, 6, 0.15);
}

/* Modal / Detailed view classes if needed */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

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

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    position: relative;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    right: 1.25rem;
    top: 1.25rem;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    background: none;
    border: none;
    outline: none;
    transition: var(--transition-fast);
}

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

/* Detail student info layout */
.student-detail-grid {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.student-detail-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
}

.detail-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.detail-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.detail-value-address {
    grid-column: span 2;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.page-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.page-item:hover, .page-item.active {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

.page-item.disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* Footer */
footer {
    margin-top: auto;
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Utilities */
.text-center { text-align: center; }
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mr-2 { margin-right: 0.5rem; }
.d-none { display: none; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.items-center { align-items: center; }
.gap-2 { gap: 0.5rem; }
.w-full { width: 100%; }

/* Searchable Dropdown Custom Select */
.search-select-container {
    position: relative;
    width: 100%;
}

.search-select-trigger {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    cursor: pointer;
    text-align: left;
    transition: var(--transition-fast);
}

.search-select-trigger:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-select-trigger::after {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-right: 2px solid var(--text-secondary);
    border-bottom: 2px solid var(--text-secondary);
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
}

.search-select-container.open .search-select-trigger::after {
    transform: rotate(-135deg);
}

.search-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    margin-top: 0.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 50;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.search-select-container.open .search-select-dropdown {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.search-select-search-wrapper {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.search-select-options {
    max-height: 220px;
    overflow-y: auto;
    padding: 0.5rem 0;
}

.search-select-option {
    padding: 0.6rem 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.search-select-option:hover, .search-select-option.selected {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.search-select-option.d-none {
    display: none;
}

.text-uppercase {
    text-transform: uppercase;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

/* --- Navbar hamburger toggle --- */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}
.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
}
.navbar-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.open span:nth-child(2) { opacity: 0; }
.navbar-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Tablet: ≤ 900px --- */
@media (max-width: 900px) {
    .navbar {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.85rem 1rem;
    }

    /* Collapse action buttons in dashboard header */
    .dashboard-actions {
        width: 100%;
        justify-content: flex-start;
    }
    .dashboard-actions .btn {
        font-size: 0.8rem;
        padding: 0.6rem 1rem;
    }

    /* Filter bar: wrap nicely */
    .filter-bar {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
    }
    .search-input-wrapper {
        min-width: 100%;
        flex: unset;
        width: 100%;
    }
    .filter-bar > div {
        flex: 1 1 140px;
    }

    /* Table: hide less critical columns */
    .table-custom th:nth-child(4),
    .table-custom td:nth-child(4) { display: none; } /* Reg No */

    /* Modal: full-width on tablet */
    .modal-content {
        max-width: 92vw;
        padding: 1.5rem;
    }
}

/* --- Mobile: ≤ 640px --- */
@media (max-width: 640px) {

    /* Navbar */
    .navbar {
        padding: 0.75rem 1rem;
        position: relative;
    }
    .navbar-toggle {
        display: flex;
    }
    .navbar-menu {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        padding: 0.75rem 0 0.25rem;
        gap: 0.25rem;
        border-top: 1px solid var(--border-color);
        margin-top: 0.5rem;
    }
    .navbar-menu.open {
        display: flex;
    }
    .navbar-menu .nav-link,
    .navbar-menu .btn {
        width: 100%;
        text-align: left;
        padding: 0.65rem 0.75rem;
        font-size: 0.95rem;
    }
    .navbar-menu .btn {
        margin-top: 0.25rem;
    }

    /* Container padding */
    .container {
        padding: 0 1rem;
    }

    /* Dashboard header stack */
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .dashboard-title h2 {
        font-size: 1.35rem;
    }
    .dashboard-actions {
        width: 100%;
        flex-direction: column;
    }
    .dashboard-actions .btn {
        width: 100%;
        justify-content: center;
        font-size: 0.875rem;
    }

    /* Filter bar: full-width stacked */
    .filter-bar {
        flex-direction: column;
        gap: 0.75rem;
    }
    .filter-bar > div,
    .search-input-wrapper {
        width: 100%;
        min-width: unset;
        flex: unset;
    }
    .filter-bar .d-flex.gap-2 {
        width: 100%;
    }
    .filter-bar .d-flex.gap-2 .btn,
    .filter-bar .d-flex.gap-2 a {
        flex: 1;
        justify-content: center;
    }

    /* Table: horizontal scroll + hide non-essential cols */
    .table-responsive {
        border-radius: var(--border-radius-md);
    }
    .table-custom {
        font-size: 0.82rem;
    }
    .table-custom th,
    .table-custom td {
        padding: 0.75rem 0.75rem;
    }
    /* Hide Photo, Reg No, Contact columns on mobile */
    .table-custom th:nth-child(1),
    .table-custom td:nth-child(1) { display: none; } /* Photo */
    .table-custom th:nth-child(4),
    .table-custom td:nth-child(4) { display: none; } /* Reg No */
    .table-custom th:nth-child(7),
    .table-custom td:nth-child(7) { display: none; } /* Contact */

    /* Form: single column */
    .form-grid {
        grid-template-columns: 1fr !important;
    }
    .grid-col-span-2 {
        grid-column: span 1 !important;
    }

    /* Form card padding */
    .glass-panel {
        border-radius: var(--border-radius-md);
    }

    /* Form action buttons row */
    .mt-6.d-flex.justify-between {
        flex-direction: column;
        gap: 0.75rem;
    }
    .mt-6.d-flex.justify-between .d-flex.gap-2 {
        width: 100%;
    }
    .mt-6.d-flex.justify-between .btn {
        flex: 1;
        justify-content: center;
    }

    /* Modal: near full screen */
    .modal-content {
        max-width: 100%;
        margin: 0 0.75rem;
        padding: 1.25rem;
    }
    .student-detail-grid {
        grid-template-columns: 1fr;
    }
    .student-detail-info {
        grid-template-columns: 1fr;
    }
    .detail-value-address {
        grid-column: span 1;
    }

    /* Login card */
    .login-card {
        padding: 1.5rem 1.25rem;
    }

    /* Page title on add/edit form pages */
    main > .glass-panel {
        padding: 1.25rem !important;
    }

    /* Membership badge wrap */
    .membership-badge {
        font-size: 0.75rem;
        padding: 0.2rem 0.5rem;
    }

    /* Pagination compact */
    .page-item {
        width: 34px;
        height: 34px;
        font-size: 0.8rem;
    }

    /* Footer */
    footer {
        padding: 1.25rem 0;
        font-size: 0.8rem;
    }
}



/* Disabled buttons and fieldsets */
fieldset:disabled .btn,
.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    pointer-events: none;
    cursor: not-allowed;
}