/* Cleanerly stylesheet.
 *
 * Hand-rolled, no framework. Mobile-first. CSS variables for theming.
 * - System font stack, no web fonts
 * - Dark mode via prefers-color-scheme
 * - Inputs and buttons sized for thumbs on a phone
 */

:root {
    --bg:           #f6f7fb;
    --bg-elevated:  #ffffff;
    --bg-soft:      #eef0f6;
    --fg:           #0f172a;
    --fg-soft:      #475569;
    --fg-muted:     #94a3b8;
    --border:       #e2e8f0;
    --border-soft:  #eef0f6;
    --primary:      #1d4ed8;
    --primary-hover:#1e40af;
    --primary-fg:   #ffffff;
    --success:      #15803d;
    --danger:       #b91c1c;
    --danger-bg:    #fee2e2;
    --warning:      #b45309;
    --live:         #15803d;
    --radius:       14px;
    --radius-sm:    8px;
    --shadow-sm:    0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.06);
    --shadow-md:    0 4px 10px rgba(15,23,42,0.06), 0 2px 4px rgba(15,23,42,0.04);
    --space:        16px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg:          #0b1220;
        --bg-elevated: #111a2e;
        --bg-soft:     #0e1626;
        --fg:          #e2e8f0;
        --fg-soft:     #94a3b8;
        --fg-muted:    #64748b;
        --border:      #1e293b;
        --border-soft: #172033;
        --primary:     #3b82f6;
        --primary-hover:#2563eb;
        --danger-bg:   #2a1212;
    }
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -webkit-text-size-adjust: 100%;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 1.6rem; margin: 0; }
h2 { font-size: 1.15rem; margin: 0; }

/* Topbar */
.topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 10;
    flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--fg); font-weight: 600; font-size: 1.05rem; }
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--primary); font-size: 1.2rem; }
.topbar-nav { display: flex; gap: 18px; flex: 1; }
.topbar-nav a { color: var(--fg-soft); font-size: 0.95rem; }
.topbar-nav a:hover { color: var(--fg); text-decoration: none; }
.topbar-user { display: flex; align-items: center; gap: 12px; }
.user-chip {
    background: var(--bg-soft);
    color: var(--fg-soft);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
}

/* Page layout */
.page {
    max-width: 880px;
    margin: 0 auto;
    padding: 24px 20px 64px;
}
.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}
.page-title { font-size: 1.4rem; }
.page-actions { display: flex; gap: 8px; }

.site-footer {
    text-align: center;
    color: var(--fg-muted);
    font-size: 0.85rem;
    padding: 24px 16px 32px;
}

/* Hero (dashboard clock-in/out) */
.hero {
    background: linear-gradient(140deg, var(--primary), var(--primary-hover));
    color: var(--primary-fg);
    border-radius: var(--radius);
    padding: 28px 24px 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-md);
}
.hero-eyebrow { margin: 0 0 4px; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.78rem; opacity: 0.8; }
.hero-time { font-size: 1.7rem; margin: 0 0 4px; }
.hero-sub { margin: 0 0 18px; opacity: 0.85; font-size: 0.95rem; }
.hero-elapsed { opacity: 0.75; font-weight: 400; font-size: 1rem; }
.hero-form { margin: 0; }
.hero .btn-xl { width: 100%; background: white; color: var(--primary); }
.hero .btn-xl:hover { background: rgba(255,255,255,0.92); }

/* Stat grid */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.stat {
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.stat-label { color: var(--fg-soft); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }
.stat-value { font-size: 1.4rem; font-weight: 600; }

@media (max-width: 540px) {
    .stat-grid { grid-template-columns: 1fr; }
}

/* Cards */
.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}
.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.card-title { font-size: 1.05rem; }
.card-meta { color: var(--fg-soft); font-size: 0.9rem; }

/* Table */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}
.table th, .table td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--border-soft);
}
.table th {
    color: var(--fg-soft);
    font-weight: 500;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .actions { text-align: right; white-space: nowrap; }
.table tbody tr:hover { background: var(--bg-soft); }
.table tfoot td { border-top: 1px solid var(--border); border-bottom: none; padding-top: 12px; }
.row-inactive { opacity: 0.55; }

@media (max-width: 700px) {
    .table th:nth-child(6),
    .table td:nth-child(6) { display: none; } /* hide notes on phone */
}

/* Forms */
.form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: flex; flex-direction: column; gap: 14px; }
.form-row-split { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 540px) {
    .form-row-split { grid-template-columns: 1fr; }
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field-inline { display: flex; flex-direction: column; gap: 6px; min-width: 140px; }
.field-label { color: var(--fg-soft); font-size: 0.85rem; }
input[type="text"], input[type="email"], input[type="password"], input[type="date"], input[type="time"], select, textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--fg);
    border-radius: var(--radius-sm);
    font: inherit;
}
textarea { resize: vertical; min-height: 60px; }
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
    border-color: var(--primary);
}
.form-meta { color: var(--fg-soft); font-size: 0.9rem; margin: 0; }
.form-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form { display: inline; margin: 0; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: var(--bg-soft);
    color: var(--fg);
    cursor: pointer;
    font: inherit;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--primary);
    color: var(--primary-fg);
    border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-secondary {
    background: var(--bg-elevated);
    color: var(--fg);
    border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-soft); }
.btn-ghost {
    background: transparent;
    color: var(--fg-soft);
}
.btn-ghost:hover { background: var(--bg-soft); color: var(--fg); }
.btn-xl { padding: 16px 20px; font-size: 1.1rem; border-radius: var(--radius); }

/* Links */
.link-quiet { color: var(--fg-soft); font-size: 0.9rem; }
.link-quiet:hover { color: var(--fg); }
.link-danger { color: var(--danger); background: none; border: none; cursor: pointer; font: inherit; padding: 0; font-size: 0.9rem; }
.link-danger:hover { text-decoration: underline; }

/* Alerts */
.alert { padding: 12px 14px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size: 0.95rem; }
.alert ul { margin: 0; padding-left: 20px; }
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid currentColor; }
.alert-success { background: rgba(21,128,61,0.08); color: var(--success); border: 1px solid currentColor; }

/* Pills */
.pill {
    display: inline-block;
    padding: 2px 9px;
    background: var(--bg-soft);
    color: var(--fg-soft);
    border-radius: 999px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.pill-live { background: rgba(21,128,61,0.12); color: var(--live); }

/* Empty state */
.empty-state { color: var(--fg-soft); padding: 18px 4px; text-align: center; }

/* Login */
.login-wrap {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.login-card {
    width: 100%;
    max-width: 380px;
    text-align: center;
    padding: 28px 24px;
}
.login-title { font-size: 1.6rem; margin: 0 0 4px; }
.login-sub { color: var(--fg-soft); margin: 0 0 20px; }
.login-card .field { text-align: left; }
.login-card .btn { margin-top: 6px; }

/* Filters bar */
.filters { padding: 14px 18px; }
.filters-row {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}
.filters-actions { display: flex; gap: 8px; }

/* Dialog */
.dialog {
    border: none;
    border-radius: var(--radius);
    padding: 22px 24px;
    background: var(--bg-elevated);
    color: var(--fg);
    max-width: 380px;
    width: calc(100% - 32px);
    box-shadow: var(--shadow-md);
}
.dialog::backdrop { background: rgba(15,23,42,0.45); }
.dialog-title { margin: 0 0 12px; font-size: 1.05rem; }
.dialog .form-actions { margin-top: 14px; }

/* Misc */
.muted { color: var(--fg-soft); }