/* ==========================================================================
   CCM Frontend Styles - Ultra Modern SaaS Aesthetic
   ========================================================================== */

:root {
    /* Sleek, Modern Color Palette */
    --ccm-bg-page: #fcfcfd;
    /* Very subtle off-white */
    --ccm-bg-surface: #ffffff;
    --ccm-bg-sidebar: #f8f9fa;
    --ccm-border: #eef0f2;
    --ccm-border-strong: #e4e7eb;

    --ccm-text-primary: #111827;
    /* Near Black */
    --ccm-text-secondary: #6b7280;
    /* Clean Gray */

    --ccm-accent: #0f172a;
    /* Sleek dark accent for buttons */
    --ccm-accent-hover: #334155;

    --ccm-radius-sm: 6px;
    --ccm-radius-md: 12px;
    --ccm-radius-lg: 16px;

    --ccm-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --ccm-shadow-lg: 0 12px 32px -4px rgba(0, 0, 0, 0.06), 0 4px 12px -4px rgba(0, 0, 0, 0.03);

    --ccm-transition: all 0.2s ease;
}

* {
    box-sizing: border-box;
}

html,
body {
    padding: 0;
    margin: 0;
}

.container {
    max-width: 1440px;
    padding-left: 20px;
    padding-right: 20px;
    margin-left: auto;
    margin-right: auto;
    font-family: var(--main-font);
}

.small_container {
    max-width: 1140px;
}

.row {
    display: flex;
    flex-wrap: wrap;
}

.align-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.left_align {
    text-align: left !important;
}

.text_center {
    text-align: center;
}

.mt_60 {
    margin-top: 60px
}

.mt_40 {
    margin-top: 40px;
}

.pt-0 {
    padding-top: 0 !important;
}

.gap-3 {
    gap: 1rem;
}

.col-md-6 {
    width: 45%;
}

/* --- Base --- */
.ccm-dashboard-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ccm-text-primary);
    width: 100% !important;
    margin: 2rem auto;
    padding: 0;
    line-height: 1.5;
    background: var(--ccm-bg-page);
    border-radius: var(--ccm-radius-lg);
}

.ccm-dashboard-container * {
    box-sizing: border-box;
}

/* --- App Layout (Grid) --- */
.ccm-app-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    /* 1/4 Left Sidebar, 3/4 Right Content */
    gap: 2rem;
    min-height: 600px;
    align-items: start;
}

@media (max-width: 768px) {
    .ccm-app-layout {
        grid-template-columns: 1fr;
    }
}

/* --- Left Sidebar --- */
.ccm-sidebar {
    padding: 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.ccm-sidebar-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ccm-text-secondary);
    font-weight: 600;
    margin: 0 1rem;
}

.ccm-batch-group {
    background: var(--ccm-bg-surface);
    border: 1px solid var(--ccm-border);
    border-radius: var(--ccm-radius-md);
    padding: 1rem;
    box-shadow: var(--ccm-shadow-sm);
}

.ccm-batch-header {
    margin-bottom: 1rem;
}

.ccm-batch-header h5 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ccm-text-primary);
}

.ccm-batch-meta {
    font-size: 0.8rem;
    color: var(--ccm-text-secondary);
}

/* --- Sidebar Tabs --- */
.ccm-batch-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ccm-tab-btn {
    background: transparent;
    border: none;
    text-align: left;
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ccm-text-secondary);
    border-radius: var(--ccm-radius-sm);
    cursor: pointer;
    transition: var(--ccm-transition);
}

.ccm-tab-btn:hover {
    background: var(--ccm-bg-sidebar);
    color: var(--ccm-text-primary);
}

/* The "Active" Tab State */
.ccm-tab-btn.active {
    background: var(--ccm-text-primary);
    color: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* --- Right Main Content --- */
.ccm-main-content {
    padding: 1.5rem 0;
}

.ccm-content-card {
    background: var(--ccm-bg-surface);
    border: 1px solid var(--ccm-border-strong);
    border-radius: var(--ccm-radius-lg);
    min-height: 500px;
    padding: 2.5rem;
    box-shadow: var(--ccm-shadow-lg);
    animation: ccm-fade-in 0.3s ease-out forwards;
}

@keyframes ccm-fade-in {
    0% {
        opacity: 0;
        transform: translateY(10px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Empty & Loading States --- */
.ccm-empty-state,
.ccm-loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    text-align: center;
    color: var(--ccm-text-secondary);
}

.ccm-empty-state h3 {
    margin: 1rem 0 0.5rem 0;
    color: var(--ccm-text-primary);
}

.ccm-icon-muted {
    color: #d1d5db;
    margin-bottom: 1rem;
}

.ccm-spinner {
    width: 30px;
    height: 30px;
    border: 3px solid var(--ccm-border);
    border-top-color: var(--ccm-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- Inside Content Elements (Forms, Lists, Tables) --- */
.ccm-content-card h6 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 0;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--ccm-border);
    padding-bottom: 0.75rem;
}

.ccm-content-card .list-group {
    padding: 0;
    margin: 0;
    list-style: none;
    border: 1px solid var(--ccm-border);
    border-radius: var(--ccm-radius-md);
    overflow: hidden;
}

.ccm-content-card .list-group-item {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--ccm-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
}

.ccm-content-card .list-group-item:last-child {
    border-bottom: none;
}

.ccm-content-card .table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.ccm-content-card .table th {
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.75rem;
    color: var(--ccm-text-secondary);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--ccm-border-strong);
    text-align: left;
}

.ccm-content-card .table td {
    padding: 1rem;
    border-bottom: 1px solid var(--ccm-border);
}

/* Buttons inside the pane */
.ccm-content-card .btn {
    background: var(--ccm-accent);
    color: #fff;
    border: none;
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--ccm-radius-sm);
    cursor: pointer;
    transition: var(--ccm-transition);
}

.ccm-content-card .btn:hover {
    background: var(--ccm-accent-hover);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.ccm-content-card .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ccm-content-card .badge {
    padding: 0.35rem 0.75rem;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
}

.bg-success {
    background: #ecfdf5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.bg-info {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
}

.bg-secondary {
    background: #f3f4f6;
    color: #4b5563;
}

/* ==========================================================================
   CCM Grid & Form Extensions (Non-Bootstrap)
   ========================================================================== */

/* --- Grid System --- */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -10px;
    margin-left: -10px;
}

.col-md-4,
.col-md-6,
.col-md-12,
.col-md-7,
.col-md-5 {
    padding-left: 10px;
    padding-right: 10px;
    margin-bottom: 1rem;
}

.col-md-4 {
    width: 33.333%;
}

.col-md-6 {
    width: 50%;
}

.col-md-12 {
    width: 100%;
}

.col-md-7 {
    width: 58%;
}

.col-md-5 {
    width: 42%;
}

@media (max-width: 768px) {

    .col-md-4,
    .col-md-6,
    .col-md-7,
    .col-md-5 {
        width: 100%;
    }
}

/* --- Enhanced Form Elements --- */
.ccm-content-card label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ccm-text-primary);
    margin-bottom: 0.5rem;
}

.ccm-content-card input[type="text"],
.ccm-content-card input[type="email"],
.ccm-content-card select,
.ccm-content-card textarea {
    width: 100%;
    padding: 0.75rem;
    background: #ffffff;
    border: 1px solid var(--ccm-border-strong);
    border-radius: var(--ccm-radius-sm);
    font-size: 0.9rem;
    color: var(--ccm-text-primary);
    transition: var(--ccm-transition);
}

.ccm-content-card input:focus,
.ccm-content-card select:focus {
    outline: none;
    border-color: var(--ccm-accent);
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.08);
}

.ccm-content-card input:disabled {
    background: var(--ccm-bg-sidebar);
    cursor: not-allowed;
    color: var(--ccm-text-secondary);
}

/* --- Buttons & Action Utilities --- */
.btn-outline-primary {
    background: transparent !important;
    border: 1px solid var(--ccm-accent) !important;
    color: var(--ccm-accent) !important;
}

.btn-outline-primary:hover {
    background: var(--ccm-accent) !important;
    color: #fff !important;
}

.btn-outline-danger {
    background: transparent !important;
    border: 1px solid #ef4444 !important;
    color: #ef4444 !important;
}

.btn-outline-danger:hover {
    background: #ef4444 !important;
    color: #fff !important;
}

.btn-outline-secondary {
    background: transparent !important;
    border: 1px solid var(--ccm-border-strong) !important;
    color: var(--ccm-text-secondary) !important;
}

/* --- Table Styles --- */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin-top: 1rem;
}

.fw-bold {
    font-weight: 700;
}

.text-muted {
    color: var(--ccm-text-secondary);
}

/* --- Dashboard Specifics --- */
.ccm-dashboard-home {
    animation: ccm-fade-in 0.4s ease-out;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

/* Status Dot */
.status-dot {
    height: 8px;
    width: 8px;
    background-color: #10b981;
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
}

.ccm-tab-btn {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ccm-tab-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.ccm-tab-icon svg {
    display: block;
}

/* --- Modern Login Form --- */
.ccm-login-wrapper form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.ccm-login-wrapper label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ccm-text-primary);
    margin-bottom: 0.5rem;
}

.ccm-login-wrapper input[type="text"],
.ccm-login-wrapper input[type="password"] {
    width: 100%;
    padding: 0.75rem 1rem;
    background: #ffffff;
    border: 1px solid var(--ccm-border-strong);
    border-radius: var(--ccm-radius-sm);
    font-size: 0.95rem;
    color: var(--ccm-text-primary);
    transition: var(--ccm-transition);
}

.ccm-login-wrapper input:focus {
    outline: none;
    border-color: var(--ccm-accent);
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.08);
}

.ccm-login-wrapper .login-remember {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--ccm-text-secondary);
}

.ccm-login-wrapper .login-remember label {
    margin-bottom: 0;
    font-weight: 400;
}

.ccm-login-wrapper .login-remember input[type="checkbox"] {
    margin: 0;
    width: 1rem;
    height: 1rem;
    accent-color: var(--ccm-accent);
}

.ccm-login-wrapper .login-submit {
    margin-top: 0.5rem;
}

.ccm-login-wrapper .login-submit input[type="submit"] {
    width: 100%;
    padding: 0.875rem;
    background: var(--ccm-accent);
    color: #ffffff;
    font-weight: 600;
    border: none;
    border-radius: var(--ccm-radius-sm);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--ccm-transition);
}

.ccm-login-wrapper .login-submit input[type="submit"]:hover {
    background: var(--ccm-accent-hover);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

/* --- Modern Attendance Toggle --- */
.ccm-student-row:hover {
    box-shadow: var(--ccm-shadow-sm);
    background: var(--ccm-bg-surface) !important;
}

.ccm-attendance-toggle {
    display: inline-flex;
    background: #e2e8f0;
    border-radius: 99px;
    padding: 4px;
    gap: 4px;
}

.ccm-attendance-toggle input[type="radio"] {
    display: none;
}

.ccm-toggle-btn {
    padding: 0.5rem 1.5rem;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ccm-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    margin: 0 !important;
}

.ccm-attendance-toggle input[value="present"]:checked+.ccm-toggle-present {
    background: #10b981;
    /* Emerald */
    color: white;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.25);
}

.ccm-attendance-toggle input[value="absent"]:checked+.ccm-toggle-absent {
    background: #ef4444;
    /* Red */
    color: white;
    box-shadow: 0 2px 4px rgba(239, 68, 68, 0.25);
}

/* --- Mobile Responsive Horizontal Navigation --- */
@media (max-width: 768px) {
    .ccm-app-layout {
        display: flex !important;
        flex-direction: column !important;
        gap: 1rem;
    }

    .ccm-sidebar {
        padding: 0;
        margin: 0;
        background: transparent;
        display: block;
    }

    .ccm-sidebar-title,
    .ccm-batch-header,
    .ccm-batch-meta {
        display: none !important;
    }

    .ccm-batch-group {
        display: block;
        padding: 0;
        background: transparent;
        border: none;
        box-shadow: none;
    }

    .ccm-batch-nav {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
        width: 100%;
    }

    .ccm-tab-btn {
        background: var(--ccm-bg-surface);
        border: 1px solid var(--ccm-border);
        border-radius: var(--ccm-radius-md);
        padding: 0.75rem 0.5rem;
        box-shadow: var(--ccm-shadow-sm);
        white-space: normal;
        text-align: center;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        margin: 0;
        font-size: 0.85rem;
        line-height: 1.2;
    }

    .ccm-logout-link {
        grid-column: span 2;
        /* spans both columns on mobile */
        border-color: rgba(239, 68, 68, 0.2) !important;
        background: rgba(239, 68, 68, 0.05) !important;
        color: #ef4444 !important;
        margin-top: 0.5rem !important;
    }

    .ccm-tab-btn.active {
        background: var(--ccm-text-primary);
        color: #fff;
    }

    .ccm-main-content {
        padding: 0;
        margin-top: 0.5rem;
        min-width: 0;
        width: 100%;
    }

    .ccm-content-card {
        padding: 1.25rem;
        min-height: auto;
        border-radius: var(--ccm-radius-md);
        min-width: 0;
        width: 100%;
        overflow: hidden;
    }

    .ccm-dashboard-container {
        margin-top: 1rem !important;
        overflow: hidden;
    }
}

/* --- Admin Header & Mobile Tables --- */
.ccm-admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--ccm-border);
    padding-bottom: 1rem;
}

.ccm-admin-header h6 {
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    font-size: 1.25rem;
    font-weight: 600;
}

@media (max-width: 768px) {
    .ccm-admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .ccm-admin-header button {
        width: 100%;
    }

    .table-responsive {
        border-radius: var(--ccm-radius-sm);
        border: 1px solid var(--ccm-border);
        -webkit-overflow-scrolling: touch;
        overflow-x: auto;
    }

    .ccm-content-card .table {
        min-width: 600px;
        /* Prevents columns from squishing on mobile */
    }

    .ccm-content-card .table th,
    .ccm-content-card .table td {
        white-space: nowrap;
    }

    /* Attendance Mobile */
    .ccm-student-row {
        flex-direction: column;
        align-items: stretch !important;
        gap: 1rem;
        padding: 1.25rem !important;
    }

    .ccm-attendance-toggle {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .ccm-toggle-btn {
        text-align: center;
        padding: 0.75rem 1rem;
    }
}