/* ═══════════════════════════════════════════════════
   Face Attendance — Premium Design System v2.0
   ═══════════════════════════════════════════════════ */

:root {
    --fa-primary: #E63946;
    --fa-primary-light: #FF6B6B;
    --fa-primary-dark: #C1121F;
    --fa-primary-glow: rgba(230, 57, 70, 0.3);
    --fa-success: #2ECC71;
    --fa-success-light: rgba(46, 204, 113, 0.15);
    --fa-warning: #F39C12;
    --fa-warning-light: rgba(243, 156, 18, 0.15);
    --fa-danger: #E74C3C;
    --fa-info: #3498DB;
    --fa-info-light: rgba(52, 152, 219, 0.15);

    --fa-bg: #F0F2F5;
    --fa-surface: #FFFFFF;
    --fa-surface-hover: #F8F9FA;
    --fa-text: #1D3557;
    --fa-text-muted: #6C757D;
    --fa-border: #E9ECEF;
    --fa-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --fa-shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --fa-radius: 12px;
    --fa-radius-lg: 16px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --fa-primary: #FF6B6B;
        --fa-primary-light: #FF8A8A;
        --fa-primary-dark: #E63946;
        --fa-bg: #0D1117;
        --fa-surface: #161B22;
        --fa-surface-hover: #1C2128;
        --fa-text: #E6EDF3;
        --fa-text-muted: #8B949E;
        --fa-border: #30363D;
        --fa-shadow: 0 2px 12px rgba(0,0,0,0.3);
        --fa-shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
    }
}

/* ── Stats Cards ── */
.fa-stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.fa-stat-card {
    background: var(--fa-surface);
    border-radius: var(--fa-radius);
    padding: 20px 24px;
    box-shadow: var(--fa-shadow);
    border-left: 4px solid var(--fa-primary);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.fa-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--fa-shadow-lg);
}

.fa-stat-card.success { border-left-color: var(--fa-success); }
.fa-stat-card.warning { border-left-color: var(--fa-warning); }
.fa-stat-card.danger { border-left-color: var(--fa-danger); }
.fa-stat-card.info { border-left-color: var(--fa-info); }

.fa-stat-card .stat-icon {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.fa-stat-card .stat-icon.primary { background: var(--fa-primary-glow); color: var(--fa-primary); }
.fa-stat-card .stat-icon.success { background: var(--fa-success-light); color: var(--fa-success); }
.fa-stat-card .stat-icon.warning { background: var(--fa-warning-light); color: var(--fa-warning); }
.fa-stat-card .stat-icon.info { background: var(--fa-info-light); color: var(--fa-info); }

.fa-stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--fa-text);
    line-height: 1;
    margin-bottom: 4px;
}

.fa-stat-card .stat-label {
    font-size: 13px;
    color: var(--fa-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ── Cards ── */
.fa-card {
    background: var(--fa-surface);
    border-radius: var(--fa-radius-lg);
    box-shadow: var(--fa-shadow);
    overflow: hidden;
}

.fa-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--fa-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fa-card-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--fa-text);
    margin: 0;
}

.fa-card-body {
    padding: 24px;
}

/* ── Buttons ── */
.btn-fa-primary {
    background: linear-gradient(135deg, var(--fa-primary), var(--fa-primary-dark));
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px var(--fa-primary-glow);
}

.btn-fa-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--fa-primary-glow);
    color: #fff;
}

.btn-fa-outline {
    background: transparent;
    color: var(--fa-primary);
    border: 2px solid var(--fa-primary);
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-fa-outline:hover {
    background: var(--fa-primary);
    color: #fff;
}

/* ── Settings Tabs ── */
.fa-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--fa-border);
    margin-bottom: 24px;
}

.fa-tab {
    padding: 12px 24px;
    font-weight: 600;
    font-size: 14px;
    color: var(--fa-text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
}

.fa-tab:hover { color: var(--fa-primary); }
.fa-tab.active {
    color: var(--fa-primary);
    border-bottom-color: var(--fa-primary);
}

.fa-tab-content { display: none; }
.fa-tab-content.active { display: block; }

/* ── Summary Cards for My Attendance ── */
.fa-summary-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.fa-summary-card {
    text-align: center;
    padding: 24px;
    border-radius: var(--fa-radius);
    background: var(--fa-surface);
    box-shadow: var(--fa-shadow);
}

.fa-summary-card .summary-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--fa-primary);
}

.fa-summary-card .summary-label {
    font-size: 13px;
    color: var(--fa-text-muted);
    font-weight: 500;
    margin-top: 4px;
}

/* ── Web Clock Widget ── */
.fa-clock-widget {
    background: linear-gradient(135deg, var(--fa-primary), var(--fa-primary-dark));
    border-radius: var(--fa-radius-lg);
    padding: 24px;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.fa-clock-widget::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

.fa-clock-widget .widget-time {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
}

.fa-clock-widget .widget-status {
    font-size: 14px;
    opacity: 0.85;
    margin-bottom: 16px;
}

.fa-clock-widget .btn-clock {
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.5);
    color: #fff;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    backdrop-filter: blur(4px);
}

.fa-clock-widget .btn-clock:hover {
    background: rgba(255,255,255,0.35);
    border-color: #fff;
}

/* ── Badge Override ── */
.badge.bg-success { background-color: var(--fa-success) !important; }
.badge.bg-danger { background-color: var(--fa-danger) !important; }
.badge.bg-warning { background-color: var(--fa-warning) !important; }
.badge.bg-info { background-color: var(--fa-info) !important; }

/* ── Kiosk Styles ── */
.kiosk-body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0a0a0a;
    color: #fff;
    height: 100vh;
    overflow: hidden;
}

/* PIN Pad */
.kiosk-pin-gate {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.pin-container {
    text-align: center;
    max-width: 320px;
}

.pin-container h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #fff;
}

.pin-container p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 24px;
    font-size: 14px;
}

.pin-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.pin-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.3);
    transition: all 0.2s;
}

.pin-dot.filled {
    background: var(--fa-primary);
    border-color: var(--fa-primary);
    box-shadow: 0 0 12px var(--fa-primary-glow);
}

.pin-dot.error {
    border-color: var(--fa-danger);
    background: var(--fa-danger);
    animation: pinShake 0.5s;
}

@keyframes pinShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

.pin-pad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    max-width: 280px;
    margin: 0 auto;
}

.pin-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: #fff;
    font-size: 24px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    backdrop-filter: blur(4px);
}

.pin-btn:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.3);
}

.pin-btn:active {
    background: var(--fa-primary);
    border-color: var(--fa-primary);
    transform: scale(0.95);
}

.pin-btn.action {
    font-size: 14px;
    font-weight: 500;
}

/* Kiosk Scanner */
.kiosk-scanner {
    position: relative;
    width: 100%;
    height: 100vh;
}

.kiosk-scanner video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.kiosk-scanner canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

/* Face Frame Guide */
.face-frame {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 260px;
    height: 340px;
    z-index: 3;
    pointer-events: none;
}

.face-frame-corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border-color: var(--fa-primary);
}

.face-frame-corner.tl { top: 0; left: 0; border-top: 3px solid; border-left: 3px solid; border-radius: 8px 0 0 0; }
.face-frame-corner.tr { top: 0; right: 0; border-top: 3px solid; border-right: 3px solid; border-radius: 0 8px 0 0; }
.face-frame-corner.bl { bottom: 0; left: 0; border-bottom: 3px solid; border-left: 3px solid; border-radius: 0 0 0 8px; }
.face-frame-corner.br { bottom: 0; right: 0; border-bottom: 3px solid; border-right: 3px solid; border-radius: 0 0 8px 0; }

.face-frame.scanning .face-frame-corner { border-color: var(--fa-primary); }
.face-frame.matched .face-frame-corner { border-color: var(--fa-success); }

/* Scanning Laser */
.scan-laser {
    position: absolute;
    top: 0;
    left: 10%;
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--fa-primary), transparent);
    z-index: 4;
    opacity: 0;
    box-shadow: 0 0 15px var(--fa-primary), 0 0 30px var(--fa-primary-glow);
}

.scan-laser.active {
    opacity: 1;
    animation: laserScan 2s ease-in-out infinite;
}

@keyframes laserScan {
    0% { top: 0; }
    50% { top: 100%; }
    100% { top: 0; }
}

/* Kiosk HUD */
.kiosk-hud {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    z-index: 5;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    text-align: center;
}

.kiosk-hud .hud-time {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
}

.kiosk-hud .hud-date {
    font-size: 16px;
    opacity: 0.7;
    margin-bottom: 8px;
}

.kiosk-hud .hud-status {
    font-size: 14px;
    opacity: 0.8;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.kiosk-hud .hud-status .pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--fa-success);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.5); }
    70% { box-shadow: 0 0 0 10px rgba(46, 204, 113, 0); }
    100% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0); }
}

/* Welcome / Goodbye Overlay */
.kiosk-result-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
}

.kiosk-result-overlay.show {
    display: flex;
    animation: overlayFadeIn 0.4s ease;
}

.kiosk-result-overlay.clock-in { background: rgba(46, 204, 113, 0.2); }
.kiosk-result-overlay.clock-out { background: rgba(52, 152, 219, 0.2); }
.kiosk-result-overlay.error { background: rgba(231, 76, 60, 0.2); }

@keyframes overlayFadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.result-content {
    text-align: center;
    color: #fff;
}

.result-content .result-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid #fff;
    margin: 0 auto 20px;
    object-fit: cover;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.result-content .result-message {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.result-content .result-name {
    font-size: 20px;
    opacity: 0.85;
    margin-bottom: 4px;
}

.result-content .result-time {
    font-size: 48px;
    font-weight: 700;
    margin: 16px 0;
    letter-spacing: -1px;
}

.result-content .result-badge {
    display: inline-block;
    padding: 8px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
}

.result-badge.badge-in { background: var(--fa-success); }
.result-badge.badge-out { background: var(--fa-info); }
.result-badge.badge-error { background: var(--fa-danger); }
.result-badge.badge-late { background: var(--fa-warning); }

/* ── Responsive ── */
@media (max-width: 768px) {
    .fa-stats-row { grid-template-columns: repeat(2, 1fr); }
    .fa-summary-row { grid-template-columns: 1fr; }
    .kiosk-hud .hud-time { font-size: 36px; }
}