:root,
[data-theme="blue"] {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.5);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --border-color: rgba(148, 163, 184, 0.1);
    --header-gradient: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    --backdrop-blur: blur(12px);
    --body-gradient: linear-gradient(-45deg, #0f172a, #1e293b, #172554, #0f172a);
    --ambient-glow: rgba(59, 130, 246, 0.15);
    --table-hover: rgba(255, 255, 255, 0.03);
    --input-bg: rgba(15, 23, 42, 0.5);
    --scrollbar-thumb: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] {
    --bg-color: #111111;
    --card-bg: rgba(28, 28, 28, 0.85);
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --accent-color: #a78bfa;
    --accent-glow: rgba(167, 139, 250, 0.5);
    --success-color: #34d399;
    --warning-color: #fbbf24;
    --error-color: #f87171;
    --border-color: rgba(161, 161, 170, 0.12);
    --header-gradient: linear-gradient(135deg, rgba(20, 20, 20, 0.95), rgba(10, 10, 10, 0.95));
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --backdrop-blur: blur(12px);
    --body-gradient: linear-gradient(-45deg, #111111, #1a1a1a, #0d0d0d, #111111);
    --ambient-glow: rgba(167, 139, 250, 0.08);
    --table-hover: rgba(255, 255, 255, 0.03);
    --input-bg: rgba(0, 0, 0, 0.4);
    --scrollbar-thumb: rgba(161, 161, 170, 0.3);
}

[data-theme="light"] {
    --bg-color: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.85);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent-color: #2563eb;
    --accent-glow: rgba(37, 99, 235, 0.4);
    --success-color: #059669;
    --warning-color: #d97706;
    --error-color: #dc2626;
    --border-color: rgba(148, 163, 184, 0.25);
    --header-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(241, 245, 249, 0.95));
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
    --backdrop-blur: blur(12px);
    --body-gradient: linear-gradient(-45deg, #e2e8f0, #f1f5f9, #dbeafe, #f1f5f9);
    --ambient-glow: rgba(37, 99, 235, 0.06);
    --table-hover: rgba(0, 0, 0, 0.02);
    --input-bg: rgba(255, 255, 255, 0.7);
    --scrollbar-thumb: rgba(100, 116, 139, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.2s ease-in-out;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--body-gradient);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-y: auto;
    position: relative;
}

/* Ambient Floating Glow */
body::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--ambient-glow), transparent 70%);
    filter: blur(50px);
    z-index: -1;
    animation: float 10s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@keyframes float {
    0% {
        transform: translateY(0px) scale(1);
    }

    50% {
        transform: translateY(20px) scale(1.05);
    }

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

.container {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 24px;
    max-width: 1600px;
    margin: 0 auto;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    background: var(--header-gradient);
    border-radius: 16px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
}

.header-content h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-content h2 {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-top: 4px;
}

.clock {
    font-size: 2.5rem;
    font-weight: 200;
    font-family: 'Outfit', sans-serif;
    /* Fallback to sans-serif if not loaded */
    font-variant-numeric: tabular-nums;
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--accent-glow);
}

/* Status Panel */
.status-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.status-item {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
    backdrop-filter: var(--backdrop-blur);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.status-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    background: rgba(30, 41, 59, 0.85);
}

.status-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.status-value {
    font-weight: 600;
    font-size: 1rem;
    padding: 4px 12px;
    border-radius: 9999px;
    background: rgba(0, 0, 0, 0.2);
}

.status-value.online,
.status-value.connected,
.status-value.active {
    color: #34d399;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-value.offline,
.status-value.disconnected {
    color: #f87171;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Main Content Grid */
.main-grid {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 24px;
}

.card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: var(--backdrop-blur);
    box-shadow: var(--glass-shadow);
    animation: slideUp 0.5s ease-out;
}

.card h3 {
    padding: 20px 24px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Log Styles */
.log-header {
    display: grid;
    grid-template-columns: 80px 1fr 70px 90px;
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.1);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.log-container {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    max-height: 400px;
}

.scrollable-table {
    max-height: 400px;
    overflow-y: auto;
}

.log-item {
    display: grid;
    grid-template-columns: 80px 1fr 70px 90px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
    align-items: center;
    transition: background 0.2s;
}

/* Staggered Animation for Log Items injected by JS usually, but here default */
.log-item {
    animation: fadeIn 0.4s ease-out forwards;
}

.log-item:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.log-item.recognized {
    border-left: 3px solid var(--success-color);
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.05) 0%, transparent 100%);
}

.log-item.unknown {
    border-left: 3px solid var(--error-color);
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.05) 0%, transparent 100%);
}

.log-item.noface {
    border-left: 3px solid var(--warning-color);
}

/* Table Styles */
.attendance-table table {
    width: 100%;
    border-collapse: collapse;
}

.attendance-table th,
.attendance-table td {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.attendance-table th {
    background: rgba(0, 0, 0, 0.1);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.attendance-table tbody tr {
    transition: background 0.2s;
}

.attendance-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

/* Footer */
.footer {
    padding-top: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    opacity: 0.7;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(148, 163, 184, 0.4);
}

/* Navigation */
.nav-links {
    display: flex;
    gap: 8px;
    margin-right: 20px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
}

/* Login Page */
.login-container {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, #1e293b, #0f172a);
}

.login-card {
    background: var(--card-bg);
    padding: 48px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    backdrop-filter: var(--backdrop-blur);
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-card h2 {
    margin-bottom: 32px;
    text-align: center;
    font-weight: 700;
    letter-spacing: -0.025em;
    font-size: 1.8rem;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.6);
    color: white;
    font-family: inherit;
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.btn-primary {
    width: 100%;
    padding: 14px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
    transition: all 0.2s;
    letter-spacing: 0.025em;
}

.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-danger {
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-danger:hover {
    background: #ef4444;
    color: white;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.2s ease-out;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-body {
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content {
    background-color: #1e293b;
    margin: 5% auto;
    padding: 32px;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 600px;
    border-radius: 16px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: 90vh;
    overflow-y: auto;
    padding-bottom: 30px;

}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: 400;
    cursor: pointer;
    transition: color 0.2s;
}

.close:hover {
    color: white;
}

/* Grid & Cards */
.staff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}

.staff-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.3s;
    backdrop-filter: var(--backdrop-blur);
}

.staff-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}

/* Responsiveness */
@media (max-width: 1024px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1000;
}

.toast {
    background: rgba(30, 41, 59, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 16px 20px;
    border-radius: 12px;
    color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 280px;
    animation: slideInRight 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: right center;
}

.toast.recognized {
    border-left: 4px solid var(--success-color);
}

.toast.unknown {
    border-left: 4px solid var(--error-color);
}

.toast.noface {
    border-left: 4px solid var(--warning-color);
}

.toast.hiding {
    animation: fadeOutRight 0.3s ease-in forwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes fadeOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    background: var(--card-bg);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    animation: slideInRight 0.3s ease;
    min-width: 280px;
}

.toast.recognized {
    border-left: 4px solid var(--success-color);
}

.toast.unknown {
    border-left: 4px solid var(--error-color);
}

.toast.noface {
    border-left: 4px solid var(--warning-color);
}

.toast.hiding {
    animation: fadeOutRight 0.3s ease forwards;
}