/* Vortex Academy SMS - Modern Custom stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #0b3d91;
    --primary-hover: #082c6a;
    --primary-light: #eef4fc;
    --accent-color: #ff8a00;
    --accent-hover: #e07b00;
    --accent-light: #fff3e5;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --sidebar-width: 260px;
    --border-color: #e2e8f0;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(11, 61, 145, 0.08), 0 4px 6px -2px rgba(11, 61, 145, 0.04);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-size: 0.95rem;
    overflow-x: hidden;
}

/* Page Layout */
#wrapper {
    display: flex;
    width: 100vw;
    min-height: 100vh;
}

/* Sidebar CSS */
#sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    height: 100vh;
    position: sticky;
    top: 0;
    background: #0b3680;
    color: #ffffff;
    transition: var(--transition);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

#sidebar .sidebar-brand {
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#sidebar .brand-logo {
    width: 32px;
    height: 32px;
    background: #ffffff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0b3680;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: none;
}

#sidebar .brand-name {
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: #ffffff;
    text-decoration: none;
}

#sidebar .sidebar-menu {
    list-style: none;
    padding: 0.75rem 0.65rem;
    margin: 0;
    flex-grow: 1;
    min-height: 0;
    max-height: calc(100vh - 135px);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-gutter: stable;
}

/* Custom Scrollbar for Sidebar Menu */
#sidebar .sidebar-menu::-webkit-scrollbar {
    width: 10px;
}
#sidebar .sidebar-menu::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 999px;
}
#sidebar .sidebar-menu::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.42);
    border-radius: 999px;
    border: 2px solid rgba(11, 54, 128, 0.8);
}
#sidebar .sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.62);
}

#sidebar .menu-item {
    margin-bottom: 0.2rem;
}

#sidebar .menu-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.78rem;
    letter-spacing: 0.3px;
    transition: var(--transition);
}

#sidebar .menu-link i {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    transition: var(--transition);
}

#sidebar .menu-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

#sidebar .menu-link:hover i {
    color: #ffffff;
}

#sidebar .menu-item.active .menu-link {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: none;
}

#sidebar .menu-item.active .menu-link i {
    color: #ffffff;
}

#sidebar .sidebar-footer {
    padding: 0.65rem 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    background: rgba(0, 0, 0, 0.1);
}

/* Main Content Area */
#content-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
    transition: var(--transition);
}

/* Navbar Topbar */
.topbar {
    height: 70px;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    box-shadow: var(--shadow-sm);
}

.topbar .toggle-sidebar {
    background: none;
    border: none;
    color: var(--text-dark);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.topbar .toggle-sidebar:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-profile-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    cursor: pointer;
}

.user-profile-menu img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-light);
}

.main-content {
    padding: 2rem;
    flex-grow: 1;
}

/* Premium Dashboard Cards */
.stat-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
}

.stat-card.accent::after {
    background: var(--accent-color);
}

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

.stat-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-card.accent .card-icon {
    background: var(--accent-light);
    color: var(--accent-color);
}

.stat-card .card-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 0.5rem;
    margin-bottom: 0.1rem;
}

.stat-card .card-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Glassmorphism Card (Premium) */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Custom Table Design */
.custom-table-container {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    overflow: auto;
    max-height: 500px;
}

.custom-table {
    margin-bottom: 0;
    white-space: nowrap;
    min-width: 1000px;
}

.custom-table thead th {
    background: var(--primary-color);
    color: #ffffff;
    font-weight: 600;
    padding: 1rem 1.25rem;
    border: none;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
    z-index: 10;
}

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

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

.custom-table tbody tr {
    transition: var(--transition);
}

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

/* Buttons Styling */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(11, 61, 145, 0.2);
}

.btn-accent {
    background-color: var(--accent-color);
    color: #ffffff;
    border: none;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-accent:hover, .btn-accent:focus {
    background-color: var(--accent-hover);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 138, 0, 0.25);
}

/* Badge Styles */
.badge-present {
    background-color: #d1fae5;
    color: #065f46;
}
.badge-absent {
    background-color: #fee2e2;
    color: #991b1b;
}
.badge-late {
    background-color: #fef3c7;
    color: #92400e;
}
.badge-excused {
    background-color: #e0f2fe;
    color: #075985;
}

/* Custom form card */
.form-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    padding: 2rem;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.88rem;
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border-radius: var(--radius-md);
    border: 1px solid #cbd5e1;
    padding: 0.6rem 0.85rem;
    font-size: 0.92rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(11, 61, 145, 0.15);
}

/* Timetable styling */
.timetable-grid {
    display: grid;
    grid-template-columns: 100px repeat(5, 1fr);
    gap: 10px;
}

.timetable-cell {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    min-height: 80px;
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
}

.timetable-cell:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.timetable-header-cell {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 40px;
    border-radius: var(--radius-md);
}

/* Print utility styles */
@media print {
    #sidebar, .topbar, .btn, footer {
        display: none !important;
    }
    #content-wrapper {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    .main-content {
        padding: 0 !important;
    }
    .card, .custom-table-container {
        border: none !important;
        box-shadow: none !important;
    }
    .custom-table thead th {
        background-color: #0b3d91 !important;
        color: white !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* Mobile Responsiveness */
@media (max-width: 991.98px) {
    #sidebar {
        margin-left: calc(-1 * var(--sidebar-width));
    }
    #sidebar.toggled {
        margin-left: 0;
    }
    #content-wrapper {
        width: 100%;
    }
}

/* CSS Micro-Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
    animation: fadeIn 0.4s ease forwards;
}