/* ── Variables ─────────────────────────────── */
:root {
    --bg: #0f172a;
    --bg-card: #1e293b;
    --bg-card2: #162032;
    --border: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --blue: #3b82f6;
    --blue-dark: #2563eb;
    --green: #10b981;
    --orange: #f59e0b;
    --red: #ef4444;
    --purple: #8b5cf6;
    --sidebar-w: 220px;
    --font: 'Inter', 'Noto Sans TC', sans-serif;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    min-height: 100vh;
}

/* ── Layout ────────────────────────────────── */
.sidebar {
    position: fixed;
    top: 0; left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 20px;
    border-bottom: 1px solid var(--border);
}

.brand-icon {
    font-size: 1.6rem;
    color: var(--blue);
}

.brand-title {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.2;
}

.brand-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 12px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.nav-item:hover { background: #263449; color: var(--text); }
.nav-item.active { background: #1d3557; color: var(--blue); }
.nav-item i { width: 16px; text-align: center; }

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.btn-punch-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s;
}

.btn-punch-link:hover { opacity: 0.9; }

.main-content {
    margin-left: var(--sidebar-w);
    padding: 32px 32px 48px;
    min-height: 100vh;
}

/* ── Views ─────────────────────────────────── */
.view { display: none; }
.view.active { display: block; }

/* ── Page Header ───────────────────────────── */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 28px;
    gap: 16px;
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.page-sub {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.page-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

/* ── KPI Cards ─────────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.15s;
}

.kpi-card:hover { transform: translateY(-2px); }

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.kpi-blue .kpi-icon  { background: rgba(59,130,246,0.15); color: var(--blue); }
.kpi-green .kpi-icon { background: rgba(16,185,129,0.15); color: var(--green); }
.kpi-orange .kpi-icon{ background: rgba(245,158,11,0.15); color: var(--orange); }
.kpi-purple .kpi-icon{ background: rgba(139,92,246,0.15); color: var(--purple); }

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ── Cards ─────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── Tables ────────────────────────────────── */
.table-wrap { overflow-x: auto; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    background: #162032;
    color: var(--text-muted);
    font-weight: 500;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid #243248;
    color: var(--text);
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: #1a2d42; }

/* ── Status Badges ─────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-present { background: rgba(16,185,129,0.15); color: var(--green); }
.badge-working { background: rgba(59,130,246,0.15); color: var(--blue); }
.badge-absent  { background: rgba(239,68,68,0.15);  color: var(--red); }
.badge-done    { background: rgba(139,92,246,0.15); color: var(--purple); }

/* ── Buttons ───────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s;
}

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

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

.btn-outline:hover { border-color: var(--blue); color: var(--blue); }

.btn-sm { padding: 5px 10px; font-size: 0.8rem; }

.btn-danger { background: rgba(239,68,68,0.15); color: var(--red); border-color: rgba(239,68,68,0.3); }
.btn-danger:hover { background: rgba(239,68,68,0.25); }

/* ── Form Elements ─────────────────────────── */
.text-input, .select-input {
    width: 100%;
    padding: 9px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.875rem;
    font-family: var(--font);
    transition: border-color 0.15s;
}

.text-input:focus, .select-input:focus {
    outline: none;
    border-color: var(--blue);
}

.select-input { width: auto; min-width: 140px; }

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-weight: 500;
}

/* ── Admin Grid ─────────────────────────────── */
.admin-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 20px;
    align-items: start;
}

/* ── Employee List ─────────────────────────── */
.emp-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 8px;
    background: var(--bg);
}

.emp-info { flex: 1; }
.emp-name { font-size: 0.9rem; font-weight: 600; }
.emp-id   { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; font-family: monospace; }

/* ── Modal ──────────────────────────────────── */
.modal {
    position: fixed;
    inset: 0;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden { display: none; }

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
}

.modal-box {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px;
    width: 420px;
    max-width: 90vw;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.modal-footer {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* ── Toast ──────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: #1e3a5f;
    border: 1px solid var(--blue);
    color: var(--text);
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    z-index: 9999;
    animation: slideUp 0.3s ease;
}

.toast.hidden { display: none; }
.toast.toast-success { border-color: var(--green); background: #0d2b1e; }
.toast.toast-error   { border-color: var(--red);   background: #2b0d0d; }

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

/* ── Punch Page ─────────────────────────────── */
body.punch-body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 0;
    min-height: 100vh;
}

.punch-container {
    width: 100%;
    max-width: 430px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.punch-header {
    background: linear-gradient(135deg, var(--blue-dark), #1d4ed8);
    padding: 28px 24px 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(37,99,235,0.3);
}

.punch-brand {
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.9;
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.punch-time {
    font-size: 3rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.punch-date {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-top: 4px;
}

.punch-card {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
}

.punch-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.punch-select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 1rem;
    font-family: var(--font);
    cursor: pointer;
}

.punch-select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
}

.liff-note {
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* GPS Status */
.gps-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

.gps-icon { font-size: 1.5rem; }

.gps-text {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.distance-info {
    text-align: center;
    padding: 8px 0 4px;
}

.dist-value {
    font-size: 2.2rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.dist-value.in-range  { color: var(--green); }
.dist-value.out-range { color: var(--red); }

.dist-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.dist-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
}

.dist-badge.ok  { background: rgba(16,185,129,0.15); color: var(--green); }
.dist-badge.err { background: rgba(239,68,68,0.15);  color: var(--red); }

/* Status Row */
.status-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.status-item { text-align: center; }

.status-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.status-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.status-value.done { color: var(--green); }

/* Punch Buttons */
.punch-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 24px;
}

.punch-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 28px 16px;
    border-radius: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font);
}

.punch-btn:active { transform: scale(0.96); }
.punch-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.punch-btn-in {
    background: linear-gradient(135deg, #059669, #10b981);
    box-shadow: 0 8px 24px rgba(16,185,129,0.3);
}

.punch-btn-out {
    background: linear-gradient(135deg, #7c3aed, #8b5cf6);
    box-shadow: 0 8px 24px rgba(139,92,246,0.3);
}

.punch-btn-icon { font-size: 2rem; }

.punch-btn-text {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
}

/* Result Message */
.punch-result {
    margin: 0 24px 24px;
    padding: 16px 20px;
    border-radius: 12px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 600;
    animation: slideUp 0.3s ease;
}

.punch-result.hidden { display: none; }
.punch-result.success { background: rgba(16,185,129,0.15); color: var(--green); border: 1px solid rgba(16,185,129,0.3); }
.punch-result.error   { background: rgba(239,68,68,0.15);  color: var(--red);   border: 1px solid rgba(239,68,68,0.3); }
.punch-result.info    { background: rgba(59,130,246,0.15);   color: var(--blue);  border: 1px solid rgba(59,130,246,0.3); }

.toast.toast-info    { border-color: var(--blue);  background: #0d1e3a; }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 900px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .admin-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; padding: 20px 16px; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}