/* ======================================================
   EduTrack Pro - Premium Stylesheet
   ====================================================== */

:root {
    --primary:       #4f46e5;
    --primary-dark:  #4338ca;
    --primary-light: #ede9fe;
    --secondary:     #7c3aed;
    --success:       #059669;
    --success-light: #d1fae5;
    --warning:       #d97706;
    --warning-light: #fef3c7;
    --danger:        #dc2626;
    --danger-light:  #fee2e2;
    --info:          #0891b2;
    --info-light:    #cffafe;

    --sidebar-bg:    #1e1b4b;
    --sidebar-text:  #c4b5fd;
    --sidebar-hover: rgba(255,255,255,0.06);
    --sidebar-active:#6366f1;
    --sidebar-width: 264px;

    --bg:            #f8fafc;
    --card-bg:       #ffffff;
    --text:          #0f172a;
    --text-muted:    #64748b;
    --border:        #e2e8f0;
    --topbar-bg:     rgba(255,255,255,0.85);
    --topbar-shadow: 0 1px 0 rgba(0,0,0,0.06);

    --radius:        14px;
    --radius-sm:     9px;
    --shadow:        0 1px 3px rgba(15,23,42,0.06), 0 4px 16px rgba(15,23,42,0.06);
    --shadow-md:     0 4px 12px rgba(15,23,42,0.08), 0 12px 32px rgba(15,23,42,0.08);
    --shadow-hover:  0 8px 24px rgba(15,23,42,0.10), 0 20px 48px rgba(15,23,42,0.08);
    --transition:    all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg:            #0b0d17;
    --card-bg:       #141727;
    --text:          #f1f5f9;
    --text-muted:    #cbd5e1;
    --border:        #1e2740;
    --topbar-bg:     rgba(20,23,39,0.9);
    --topbar-shadow: 0 1px 0 rgba(255,255,255,0.05);
    --sidebar-bg:    #0d0f1f;
    --shadow:        0 1px 3px rgba(0,0,0,0.3), 0 4px 16px rgba(0,0,0,0.25);
    --shadow-md:     0 4px 12px rgba(0,0,0,0.4), 0 12px 32px rgba(0,0,0,0.3);
    --shadow-hover:  0 8px 24px rgba(0,0,0,0.5), 0 20px 48px rgba(0,0,0,0.4);

    /* Override Bootstrap 5 internal variables */
    --bs-body-color:          #f1f5f9;
    --bs-body-color-rgb:      241, 245, 249;
    --bs-body-bg:             #0b0d17;
    --bs-secondary-color:     rgba(203,213,225,0.9);
    --bs-card-color:          #f1f5f9;
    --bs-card-bg:             #141727;
    --bs-card-border-color:   #1e2740;
    --bs-border-color:        #1e2740;
    --bs-heading-color:       #f1f5f9;
    --bs-link-color:          #818cf8;
    --bs-link-hover-color:    #a5b4fc;
}

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

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    transition: var(--transition);
    overflow-x: hidden;
}

/* ── LAYOUT ── */
.wrapper {
    display: flex;
    min-height: 100vh;
}

#sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    position: fixed;
    top: 0; left: 0;
    z-index: 1000;
    overflow: hidden;
    transition: transform 0.3s ease, width 0.3s ease;
}

#sidebar.collapsed {
    transform: translateX(-100%);
}
#sidebar { scrollbar-width: thin; scrollbar-color: rgba(99,102,241,0.3) transparent; }
#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: transparent; }
#sidebar::-webkit-scrollbar-thumb { background: rgba(99,102,241,0.35); border-radius: 4px; }
#sidebar::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,0.6); }

#main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
}

#main-content.expanded {
    margin-left: 0;
}

/* ── SIDEBAR SCROLL AREA ── */
.sidebar-scroll-area {
    height: calc(100vh - 80px);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(99,102,241,0.3) transparent;
}
.sidebar-scroll-area::-webkit-scrollbar { width: 4px; }
.sidebar-scroll-area::-webkit-scrollbar-track { background: transparent; }
.sidebar-scroll-area::-webkit-scrollbar-thumb { background: rgba(99,102,241,0.35); border-radius: 4px; }
.sidebar-scroll-area::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,0.6); }

/* ── SIDEBAR BRAND ── */
.sidebar-brand {
    padding: 22px 20px 18px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--sidebar-bg);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.sidebar-brand .brand-icon {
    width: 38px; height: 38px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 17px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(99,102,241,0.4);
}

.sidebar-brand .brand-text {
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    letter-spacing: -0.2px;
    line-height: 1.2;
}

.sidebar-brand .brand-sub {
    color: rgba(196,181,253,0.6);
    font-size: 10px;
    font-weight: 400;
    letter-spacing: 0.3px;
}

/* ── SIDEBAR NAV ── */
.sidebar-nav {
    padding: 12px 12px 0;
    flex: 1;
    list-style: none;
}

.nav-section-title {
    color: rgba(196,181,253,0.4);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    padding: 16px 10px 6px;
}

.sidebar-nav .nav-item a,
.sidebar-nav .nav-item button {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 10px 12px;
    color: rgba(196,181,253,0.75);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    border-radius: 9px;
    transition: var(--transition);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    margin-bottom: 2px;
}

.sidebar-nav .nav-item a i,
.sidebar-nav .nav-item button i {
    width: 18px;
    text-align: center;
    font-size: 14px;
    flex-shrink: 0;
    opacity: 0.8;
}

.sidebar-nav .nav-item a:hover,
.sidebar-nav .nav-item button:hover {
    background: rgba(255,255,255,0.07);
    color: #fff;
}
.sidebar-nav .nav-item a:hover i,
.sidebar-nav .nav-item button:hover i { opacity: 1; }

.sidebar-nav .nav-item a.active {
    background: rgba(99,102,241,0.22);
    color: #fff;
    font-weight: 600;
}

.sidebar-nav .nav-item a.active i {
    color: #a5b4fc;
    opacity: 1;
}

.sidebar-user {
    padding: 14px 16px;
    margin: 8px 12px 12px;
    border-radius: 11px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    gap: 10px;
    position: sticky;
    bottom: 8px;
}

.sidebar-user-link {
    text-decoration: none;
    transition: background 0.18s;
}

.sidebar-user-clickable:hover {
    background: rgba(255,255,255,0.1);
    cursor: pointer;
}

.sidebar-avatar-wrap {
    position: relative;
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid rgba(255,255,255,0.3);
}

.sidebar-avatar-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 0;
    border: none;
}

.sidebar-avatar-cam {
    position: absolute;
    bottom: -3px; right: -3px;
    width: 16px; height: 16px;
    background: #6366f1;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 7px;
    color: #fff;
    border: 1.5px solid var(--sidebar-bg, #141727);
}

.sidebar-user-arrow {
    color: rgba(255,255,255,0.3);
    font-size: 10px;
    margin-left: auto;
    flex-shrink: 0;
}

.sidebar-user .avatar {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.sidebar-user .user-info .name {
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.2;
}

.sidebar-user .user-info .role {
    color: var(--sidebar-text);
    font-size: 11px;
    text-transform: capitalize;
}

/* ── TOP NAVBAR ── */
.top-navbar {
    background: var(--topbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--topbar-shadow, var(--border));
    box-shadow: none;
    padding: 0 28px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 999;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-sidebar-toggle {
    background: none;
    border: none;
    color: var(--text);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition);
}

.btn-sidebar-toggle:hover {
    background: var(--bg);
}

.page-title-nav {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-icon {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 36px; height: 36px;
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
    text-decoration: none;
}

.btn-icon:hover {
    background: var(--bg);
    color: var(--primary);
    border-color: var(--primary);
}

/* ── PAGE CONTENT ── */
.page-content {
    padding: 28px 30px;
    flex: 1;
}

/* ── STAT CARDS ── */
.stat-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 22px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent-color, var(--primary));
    border-radius: 14px 14px 0 0;
    opacity: 0.8;
}

.stat-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
    border-color: rgba(99,102,241,0.2);
}

.stat-card .stat-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    margin-bottom: 14px;
}

.stat-card .stat-value {
    font-size: 30px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.5px;
    line-height: 1;
    margin-bottom: 5px;
}

.stat-card .stat-label {
    color: var(--text-muted);
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.1px;
}

.stat-card .stat-change {
    font-size: 12px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ── CARDS ── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    padding: 16px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.card-header .card-title {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.1px;
    margin: 0;
}

.card-body { padding: 22px; }

/* ── TABLE ── */
.table-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.table {
    color: var(--text);
    margin: 0;
}

.table thead th {
    background: var(--bg);
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
    padding: 11px 16px;
    white-space: nowrap;
}

.table tbody td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
    font-size: 13.5px;
}

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

.table tbody tr:hover {
    background: rgba(79,70,229,0.025);
}

[data-theme="dark"] .table thead th {
    background: rgba(255,255,255,0.02);
}

[data-theme="dark"] .table tbody td {
    color: var(--text);
}

[data-theme="dark"] .table tbody tr:hover {
    background: rgba(255,255,255,0.025);
}

/* ── FORM STYLES ── */
.form-control, .form-select {
    background: var(--card-bg);
    border: 1.5px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
    padding: 9px 13px;
    font-size: 13.5px;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    background: var(--card-bg);
    border-color: var(--primary);
    color: var(--text);
    box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}

.form-control::placeholder { color: var(--text-muted); opacity: 0.7; }

.form-control:disabled,
.form-control[readonly],
.form-select:disabled {
    background: var(--border) !important;
    color: var(--text-muted) !important;
    opacity: 1;
    cursor: not-allowed;
}

[data-theme="dark"] .form-control:disabled,
[data-theme="dark"] .form-control[readonly],
[data-theme="dark"] .form-select:disabled {
    background: rgba(255,255,255,0.06) !important;
    color: var(--text-muted) !important;
    border-color: var(--border) !important;
}

[data-theme="dark"] input[type="date"]::-webkit-calendar-picker-indicator,
[data-theme="dark"] input[type="time"]::-webkit-calendar-picker-indicator,
[data-theme="dark"] input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

.form-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.1px;
    margin-bottom: 5px;
}

/* ── BUTTONS ── */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 13.5px;
    padding: 8px 16px;
    transition: var(--transition);
    letter-spacing: 0.1px;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 1px 3px rgba(79,70,229,0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(79,70,229,0.38);
}

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

.btn-sm { padding: 5px 11px; font-size: 12px; }

/* ── BADGE ── */
.badge {
    font-size: 10.5px;
    font-weight: 600;
    padding: 4px 9px;
    border-radius: 20px;
    letter-spacing: 0.2px;
}

/* ── MODAL ── */
.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.modal-header {
    border-bottom: 1px solid var(--border);
    background: transparent;
}

.modal-title { color: var(--text); font-weight: 700; }

.modal-footer { border-top: 1px solid var(--border); }

.btn-close {
    filter: var(--close-filter, none);
}

[data-theme="dark"] .btn-close {
    --close-filter: invert(1);
}

/* ── PROGRESS BAR ── */
.progress {
    height: 8px;
    background: var(--bg);
    border-radius: 20px;
}

.progress-bar { border-radius: 20px; }

/* ── ATTENDANCE STATUS ── */
.status-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.status-dot.present  { background: var(--success); }
.status-dot.absent   { background: var(--danger); }
.status-dot.late     { background: var(--warning); }
.status-dot.leave    { background: var(--info); }

/* ── SCORE RING ── */
.score-ring-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 24px 0;
}

.score-ring {
    position: relative;
    width: 160px; height: 160px;
}

.score-ring svg { transform: rotate(-90deg); }

.score-ring .score-value {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-ring .score-number {
    font-size: 40px;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.score-ring .score-max {
    font-size: 14px;
    color: var(--text-muted);
}

/* ── FLASH ALERTS ── */
.flash-alert {
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
}

/* ── SCORE PICKER BUTTONS ── */
.score-btn-row {
    display: flex;
    gap: 3px;
    margin-bottom: 4px;
}

.score-btn {
    flex: 1;
    padding: 8px 0;
    border: 2px solid var(--border);
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.1s;
    --sc: #4361ee;
}

.score-btn:hover {
    border-color: var(--sc);
    color: var(--sc);
    transform: translateY(-2px);
}

.score-btn.active {
    background: var(--sc);
    border-color: var(--sc);
    color: #fff;
    opacity: 0.55;
}

.score-btn.active.current {
    opacity: 1;
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}

.score-display-badge {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
}

.score-preset-btn {
    padding: 4px 10px;
    border: none;
    border-radius: 6px;
    background: var(--pc, #4361ee);
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    transition: opacity 0.12s, transform 0.12s;
}

.score-preset-btn:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

/* ── PERFORMANCE TABLE COLORS ── */
.marks-excellent { color: var(--success); font-weight: 700; }
.marks-good      { color: var(--primary); font-weight: 600; }
.marks-average   { color: var(--warning); font-weight: 600; }
.marks-poor      { color: var(--danger);  font-weight: 700; }

/* ── LOGIN PAGE ── */
.login-page {
    min-height: 100vh;
    display: flex;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
}

.login-left {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 40px;
    flex-direction: column;
    text-align: center;
}

.login-left h1 {
    color: #fff;
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 12px;
}

.login-left p {
    color: rgba(255,255,255,0.7);
    font-size: 16px;
    max-width: 380px;
}

.login-right {
    width: 480px;
    min-height: 100vh;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.login-box {
    width: 100%;
    max-width: 380px;
}

.login-box h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 6px;
}

.login-box .subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 32px;
}

.login-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.login-logo .icon {
    width: 48px; height: 48px;
    background: var(--primary);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 22px;
}

.login-logo .text .name {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.1;
}

.login-logo .text .sub {
    font-size: 11px;
    color: var(--text-muted);
}

/* ── ROLE SELECT ── */
.role-card {
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 24px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--card-bg);
}

.role-card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 24px rgba(67,97,238,0.15);
    transform: translateY(-4px);
}

.role-card .role-icon {
    width: 72px; height: 72px;
    border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    font-size: 32px;
    margin: 0 auto 16px;
}

.role-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}

.role-card p {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.5;
}

/* ── PRODUCTIVITY SCORE BREAKDOWN ── */
.score-breakdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.score-breakdown-item:last-child { border-bottom: none; }

.score-breakdown-item .label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.score-breakdown-item .score {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
}

/* ── CHART CONTAINER ── */
.chart-container {
    position: relative;
    height: 280px;
}

/* ── WEEK REVIEW CARD ── */
.review-criteria {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.criteria-item {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 14px;
    text-align: center;
}

.criteria-item .criteria-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.criteria-item .criteria-score {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 2px;
}

.criteria-item .criteria-max {
    font-size: 11px;
    color: var(--text-muted);
}

/* ── ATTENDANCE CALENDAR ── */
.att-calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.att-day {
    aspect-ratio: 1;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    cursor: default;
}

.att-day.present  { background: rgba(45,198,83,0.2);  color: var(--success); }
.att-day.absent   { background: rgba(230,57,70,0.2);  color: var(--danger); }
.att-day.late     { background: rgba(244,162,97,0.2); color: var(--warning); }
.att-day.leave    { background: rgba(76,201,240,0.2); color: var(--info); }
.att-day.empty    { background: transparent; }
.att-day.header   { color: var(--text-muted); font-size: 11px; font-weight: 700; }

/* ── MOBILE BOTTOM NAV ── */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    z-index: 1000;
    padding: 8px 0 max(8px, env(safe-area-inset-bottom));
}

.bottom-nav .nav-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 6px 4px;
    border-radius: 10px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 10px;
    font-weight: 600;
    transition: var(--transition);
    flex: 1;
    min-width: 0;
    text-align: center;
    overflow: hidden;
}

.bottom-nav .nav-item span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    display: block;
}

.bottom-nav .nav-item i { font-size: 18px; }

.bottom-nav .nav-item.active,
.bottom-nav .nav-item:hover {
    color: var(--primary);
}

/* ── RESPONSIVE ── */
@media (max-width: 991px) {
    #sidebar {
        transform: translateX(-100%);
    }

    #sidebar.show {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0,0,0,0.3);
    }

    #main-content {
        margin-left: 0 !important;
    }

    .page-content {
        padding: 20px 16px;
        padding-bottom: 80px;
    }

    .login-left { display: none; }
    .login-right { width: 100%; }
}

@media (max-width: 576px) {
    .bottom-nav { display: block; }

    /* Prevent horizontal overflow */
    body, #main-content, .page-content, .wrapper { overflow-x: hidden; }
    .row { --bs-gutter-x: 0.75rem; }

    .page-title-nav { font-size: 14px; max-width: 55vw; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

    .stat-card { padding: 14px 12px; }
    .stat-card .stat-value { font-size: 22px; }
    .stat-card .stat-label { font-size: 11px; }

    .card-header {
        padding: 12px 14px;
        flex-wrap: wrap;
        gap: 8px;
    }
    .card-body { padding: 14px; }

    /* Card header title + button wrap on small screens */
    .card-header .card-title { font-size: 13px; flex: 1; min-width: 0; }
    .card-header .btn { font-size: 11px; padding: 4px 10px; flex-shrink: 0; }

    .table { font-size: 12px; }
    .table thead th, .table tbody td { padding: 8px 10px; }

    .review-criteria { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    .score-ring { width: 120px; height: 120px; }
    .score-ring .score-number { font-size: 28px; }

    /* Bottom nav sizing for 5 items */
    .bottom-nav .nav-item { font-size: 9px; padding: 5px 2px; gap: 2px; }
    .bottom-nav .nav-item i { font-size: 16px; }
}

/* ── SIDEBAR OVERLAY ── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}

.sidebar-overlay.show { display: block; }

/* ── UTILITIES ── */
.text-primary-custom { color: var(--primary) !important; }
.bg-primary-soft   { background: rgba(79,70,229,0.10)  !important; color: var(--primary); }
.bg-success-soft   { background: rgba(5,150,105,0.10)   !important; color: var(--success); }
.bg-warning-soft   { background: rgba(217,119,6,0.10)   !important; color: var(--warning); }
.bg-danger-soft    { background: rgba(220,38,38,0.10)   !important; color: var(--danger); }
.bg-info-soft      { background: rgba(8,145,178,0.10)   !important; color: var(--info); }
.bg-purple-soft    { background: rgba(124,58,237,0.10)  !important; color: var(--secondary); }
.bg-secondary-soft { background: rgba(100,116,139,0.10) !important; color: #64748b; }

.table-danger-soft { background: rgba(230,57,70,0.06) !important; }

.page-header {
    margin-bottom: 26px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.page-header h1 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.4px;
    margin: 0;
}

.page-header .breadcrumb {
    margin: 0;
    font-size: 12.5px;
    background: none;
    padding: 0;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.4; }
.empty-state h5 { font-weight: 700; color: var(--text); margin-bottom: 8px; }

.avatar-circle {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.info-row {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.info-row:last-child { border-bottom: none; }
.info-row .info-label { color: var(--text-muted); min-width: 140px; font-weight: 500; }
.info-row .info-val { color: var(--text); font-weight: 600; }

/* ── FAST MODE HEADER DARK MODE ── */
[data-theme="dark"] .fast-mode-header {
    background: linear-gradient(135deg, #2a1f00, #1e1800) !important;
    color: var(--text) !important;
}

[data-theme="dark"] .fast-mode-header .fw-bold {
    color: var(--text) !important;
}

/* ── DARK MODE TEXT OVERRIDES ── */
[data-theme="dark"] .text-muted,
[data-theme="dark"] .text-secondary,
[data-theme="dark"] small,
[data-theme="dark"] .small,
[data-theme="dark"] .breadcrumb-item,
[data-theme="dark"] .breadcrumb-item a,
[data-theme="dark"] .breadcrumb-item.active,
[data-theme="dark"] .nav-section-title,
[data-theme="dark"] p.text-muted,
[data-theme="dark"] span.text-muted,
[data-theme="dark"] div.text-muted,
[data-theme="dark"] td.text-muted,
[data-theme="dark"] label.text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .form-text,
[data-theme="dark"] .card .text-muted,
[data-theme="dark"] .stat-label,
[data-theme="dark"] .info-label,
[data-theme="dark"] .page-header p {
    color: #cbd5e1 !important;
}

/* ── PRINT STYLES ── */
@media print {
    #sidebar, .top-navbar, .bottom-nav, .btn, .modal,
    .sidebar-overlay, .no-print { display: none !important; }

    #main-content { margin: 0 !important; }
    .page-content { padding: 0 !important; }

    body { background: #fff !important; color: #000 !important; }
    .card, .stat-card, .table-card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        background: #fff !important;
        break-inside: avoid;
    }
    .print-show { display: block !important; }
}