/* =========================================================
   Klerk Digest Admin — stylesheet
   Apple / iOS-Settings inspired: light, airy, single blue accent
   ========================================================= */

:root {
    --bg: #f5f5f7;
    --card-bg: #ffffff;
    --border: #d2d2d7;
    --border-soft: #e5e5ea;
    --text: #1d1d1f;
    --text-dim: #86868b;
    --text-faint: #aeaeb2;

    --accent: #0071e3;
    --accent-hover: #0077ed;
    --accent-tint: #f2f8ff;
    --accent-tint-strong: rgba(0, 113, 227, .1);

    --success: #248a3d;
    --success-bg: rgba(52, 199, 89, .12);
    --danger: #d70015;
    --danger-bg: rgba(255, 59, 48, .1);

    --radius-lg: 16px;
    --radius: 12px;
    --radius-sm: 10px;

    --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 1px 8px rgba(0, 0, 0, .03);
    --shadow-raised: 0 1px 3px rgba(0, 0, 0, .12);

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
}

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

html, body { max-width: 100%; overflow-x: hidden; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

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

/* ---- global overflow safety ---- */
pre, .mono, .path {
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* ---- nav ---- */
.topnav {
    background: rgba(255, 255, 255, .92);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 10;
}
.nav-inner {
    max-width: 1180px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    height: 52px;
    padding: 0 var(--space-5);
}
.topnav .brand {
    font-weight: 600;
    font-size: 1.02rem;
    color: var(--text);
    margin-right: var(--space-4);
    letter-spacing: -.01em;
}
.topnav a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 7px 14px;
    border-radius: 999px;
    font-size: .9rem;
    font-weight: 500;
    transition: background .15s, color .15s;
}
.topnav a:hover { color: var(--text); background: rgba(0, 0, 0, .045); }
.topnav a.active { color: var(--accent); background: var(--accent-tint-strong); font-weight: 600; }
.topnav a.logout { color: var(--danger); margin-left: var(--space-2); }
.topnav a.logout:hover { color: #fff; background: var(--danger); }
.topnav .spacer { flex: 1; }

/* ---- layout ---- */
main {
    max-width: 1180px;
    margin: var(--space-6) auto;
    padding: 0 var(--space-5);
    width: 100%;
}

h1 {
    margin-bottom: var(--space-5);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -.02em;
}
h2 { margin: var(--space-5) 0 var(--space-3); font-size: 1.2rem; font-weight: 600; color: var(--text); letter-spacing: -.01em; }
h3 { margin: var(--space-4) 0 var(--space-1); font-size: .98rem; font-weight: 600; color: var(--text); }

section + h2, .card + h2 { margin-top: var(--space-6); }

/* ---- dashboard grid: strict 2 columns ---- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}
.dashboard-grid .card-wide {
    grid-column: span 2;
}

/* ---- cards ---- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow);
    min-width: 0;
}
.card > h2:first-child { margin-top: 0; }

/* list-group inside card: remove double border */
.card .list-group {
    border: none;
    border-radius: 0;
    background: transparent;
}

/* ---- stat grid: fixed 3 columns ---- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}
.stat-grid.stat-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}
.stat {
    background: var(--bg);
    border-radius: var(--radius);
    padding: var(--space-3) var(--space-4);
    min-width: 0;
}
.stat .stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.2;
    letter-spacing: -.01em;
}
.stat .stat-label {
    font-size: .72rem;
    color: var(--text-dim);
    margin-top: var(--space-1);
    text-transform: uppercase;
    letter-spacing: .03em;
    font-weight: 600;
}
.stat.stat-run .stat-value { font-size: 1rem; }

/* ---- cost table (tokens + cost combined) ---- */
.cost-table {
    background: var(--bg);
    border-radius: var(--radius);
    padding: var(--space-3) var(--space-4);
    width: 100%;
}
.cost-table-header {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: var(--space-4);
    font-size: .72rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: .03em;
    font-weight: 600;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-soft);
}
.cost-table-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: var(--space-4);
    padding: var(--space-2) 0;
    align-items: baseline;
}
.cost-table-row + .cost-table-row {
    border-top: 1px solid var(--border-soft);
}
.cost-table-label {
    font-size: .88rem;
    color: var(--text);
    font-weight: 500;
}
.cost-table-tokens {
    font-size: .88rem;
    color: var(--text-dim);
    font-variant-numeric: tabular-nums;
}
.cost-table-cost {
    font-size: .92rem;
    color: var(--accent);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.pricing-row {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-3);
    flex-wrap: wrap;
}

/* ---- inset list (Apple Settings style grouped rows) ---- */
.list-group {
    background: var(--card-bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
}
.list-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: 12px var(--space-4);
    border-bottom: 1px solid var(--border-soft);
}
.list-row:last-child { border-bottom: none; }
.list-label {
    color: var(--text);
    font-size: .88rem;
    font-weight: 500;
    flex-shrink: 0;
    white-space: nowrap;
}
.list-value {
    color: var(--text-dim);
    font-size: .85rem;
    text-align: right;
    min-width: 0;
    flex: 1;
    overflow: hidden;
}
.list-value code {
    display: block;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.list-value code.secret {
    font-size: .78rem;
}

/* ---- tables ---- */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: .85rem;
}
th, td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: middle;
}
th {
    font-weight: 600;
    color: var(--text-dim);
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    white-space: nowrap;
}
tr:last-child td { border-bottom: none; }
.table-wrap { width: 100%; overflow-x: auto; }

td.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}
td.nowrap {
    white-space: nowrap;
}
td.path {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ---- status badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 11px;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 600;
    line-height: 1.6;
    white-space: nowrap;
}
.badge-ok { background: var(--success-bg); color: var(--success); }
.badge-fail { background: var(--danger-bg); color: var(--danger); }

/* ---- forms ---- */
form { display: flex; flex-direction: column; gap: var(--space-4); align-items: flex-start; width: 100%; }
.field { display: flex; flex-direction: column; gap: 6px; width: 100%; max-width: 480px; }
.field.field-wide { max-width: none; }
.field label { font-size: .88rem; font-weight: 600; color: var(--text); }
.checkbox-field { flex-direction: row; align-items: flex-start; gap: 10px; max-width: none; }
.checkbox-field input { margin-top: 3px; }
.checkbox-field .checkbox-text { display: flex; flex-direction: column; gap: 2px; }
.checkbox-field .checkbox-text label { font-weight: 600; }

label { font-size: .88rem; color: var(--text); }

input, select, textarea {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    font-family: inherit;
    background: #fff;
    color: var(--text);
    width: 100%;
    transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus, button:focus-visible {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-tint-strong);
}
input[type="number"] { width: 140px; }
input[type="checkbox"] {
    width: 18px;
    height: 18px;
    padding: 0;
    accent-color: var(--accent);
}
textarea {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: .85rem;
    resize: vertical;
    min-height: 220px;
    line-height: 1.5;
}

.hint {
    color: var(--text-dim);
    font-size: .82rem;
    line-height: 1.5;
}
.hint code, .tab-intro code, p code { background: var(--accent-tint); }

button, .btn {
    align-self: flex-start;
    padding: 10px 22px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: .9rem;
    font-weight: 600;
    transition: background .15s, transform .05s;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button:active, .btn:active { transform: scale(.98); }
button:disabled { opacity: .5; cursor: default; }
button.btn-secondary { background: #e8e8ed; color: var(--text); }
button.btn-secondary:hover { background: #dcdce1; }

fieldset { border: 1px solid var(--border-soft); border-radius: var(--radius); padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
legend { font-weight: 600; padding: 0 6px; color: var(--text); }
fieldset .field { max-width: none; }

/* fieldset row: two fieldsets side by side */
.fieldsets-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    width: 100%;
    align-self: stretch;
}

/* ---- tabs: Apple segmented control ---- */
.tabs {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
    background: #e8e8ed;
    padding: 4px;
    border-radius: var(--radius);
}
.tab {
    flex: 1 1 auto;
    min-width: 80px;
    text-align: center;
    background: transparent;
    border: none;
    border-radius: 9px;
    padding: 8px 12px;
    cursor: pointer;
    color: var(--text-dim);
    font-size: .82rem;
    font-weight: 500;
    transition: background .15s, color .15s, box-shadow .15s;
}
.tab:hover:not(.active) { color: var(--text); }
.tab.active {
    color: var(--text);
    background: #fff;
    box-shadow: var(--shadow-raised);
    font-weight: 600;
}
.tab-content {
    display: none;
    background: var(--card-bg);
    padding: var(--space-5);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}
.tab-content.active { display: block; }
.tab-intro {
    color: var(--text-dim);
    font-size: .9rem;
    max-width: 720px;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-soft);
}
.tab-intro strong { color: var(--text); }

.prompt-block { display: flex; flex-direction: column; gap: 6px; padding-top: var(--space-4); border-top: 1px solid var(--border-soft); align-self: stretch; }
.prompt-block:first-of-type { padding-top: 0; border-top: none; }
.prompt-block h3 { margin: 0; }
.prompt-block textarea { width: 100%; }

.legend-note {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 4px 10px;
    font-size: .78rem;
    color: var(--text-dim);
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    margin-bottom: var(--space-4);
}

/* ---- flash / alerts ---- */
.flash {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(52, 199, 89, .25);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-size: .9rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
}

/* ---- login ---- */
.login-page main { max-width: 400px; }
.login-box {
    background: var(--card-bg);
    padding: var(--space-6) var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    box-shadow: var(--shadow);
    text-align: center;
    margin-top: 14vh;
}
.login-logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -.03em;
    margin-bottom: var(--space-2);
}
.login-box h1 { margin-bottom: var(--space-1); font-size: 1.2rem; font-weight: 500; color: var(--text-dim); }
.login-box .login-sub { color: var(--text-dim); font-size: .85rem; margin-bottom: var(--space-5); }
.login-box form { align-items: stretch; }
.login-box .field { max-width: none; text-align: left; }
.login-box button { align-self: stretch; padding: 12px; }

/* ---- misc ---- */
pre {
    background: #1d1d1f;
    color: #f5f5f7;
    padding: var(--space-4);
    border-radius: var(--radius);
    overflow-x: auto;
    overflow-wrap: anywhere;
    white-space: pre-wrap;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: .8rem;
    max-height: 500px;
    overflow-y: auto;
}
.ok { color: var(--success); font-weight: 600; }
.fail { color: var(--danger); font-weight: 600; }
.dim { color: var(--text-dim); font-size: .85rem; }
.error { color: var(--danger); font-size: .85rem; }
code {
    background: #eeeef0;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: .82rem;
}
.spacer { flex: 1; }
hr { margin: var(--space-4) 0; border: none; border-top: 1px solid var(--border-soft); }

.empty-state {
    color: var(--text-faint);
    font-size: .88rem;
    padding: var(--space-3) 0;
}

.disk-check-result { margin-top: var(--space-3); }
.disk-check-result p { margin-bottom: 6px; }

details.more { font-size: .82rem; color: var(--text-dim); margin-top: 2px; }
details.more summary { cursor: pointer; color: var(--accent); font-weight: 600; }
details.more summary:hover { text-decoration: underline; }
details.more p { margin-top: 6px; }

/* ---- cost / pricing ---- */
.cost-value { color: var(--accent); font-weight: 600; }
.pricing-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--accent-tint);
    border: 1px solid var(--accent-tint-strong);
    border-radius: var(--radius-sm);
    padding: 5px 10px;
    font-size: .78rem;
    color: var(--text);
}
.pricing-badge strong { color: var(--accent); }

/* ---- manual run ---- */
.run-form-card { max-width: 640px; }
.run-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    width: 100%;
}
.run-form-grid .field { max-width: none; }
.run-options {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
}
.run-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    border-bottom: 1px solid var(--border-soft);
    transition: background .1s;
}
.run-option:last-child { border-bottom: none; }
.run-option:hover { background: var(--bg); }
.run-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin: 0;
}
.run-option-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.run-option-label {
    font-size: .88rem;
    font-weight: 500;
    color: var(--text);
}
.run-option-hint {
    font-size: .78rem;
    color: var(--text-dim);
}
.run-submit-btn {
    align-self: stretch;
    padding: 12px;
    font-size: .95rem;
}

.run-result { margin-top: var(--space-5); }
.run-result-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}
.run-stats {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--bg);
    border-radius: var(--radius-sm);
}
.run-stat {
    font-size: .88rem;
    color: var(--text-dim);
}
.run-stat.cost-value {
    color: var(--accent);
    font-weight: 600;
}
.run-spinner {
    display: none;
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: run-spin .7s linear infinite;
}
@keyframes run-spin { to { transform: rotate(360deg); } }
.run-log { margin-top: var(--space-3); }

/* ---- page intro ---- */
.page-intro {
    color: var(--text-dim);
    font-size: .9rem;
    margin-bottom: var(--space-5);
    max-width: 720px;
}

/* ---- card actions ---- */
.card-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    flex-wrap: wrap;
}
.card-actions .btn,
.card-actions .btn-secondary {
    align-self: auto;
}

/* ---- service toggle ---- */
.service-toggle-form {
    margin-bottom: var(--space-5);
}
.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--card-bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background .15s;
}
.toggle-label:hover {
    background: var(--bg);
}
.toggle-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin: 0;
}
.toggle-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.toggle-title {
    font-size: .95rem;
    font-weight: 600;
    color: var(--text);
}
.toggle-hint {
    font-size: .82rem;
    color: var(--text-dim);
}

/* ---- responsive ---- */
@media (max-width: 768px) {
    main { padding: 0 var(--space-3); margin: var(--space-4) auto; }
    .nav-inner { padding: 0 var(--space-3); height: auto; flex-wrap: wrap; gap: 2px; }
    .topnav .brand { width: 100%; padding: 10px 0 4px; margin-right: 0; }
    .topnav a { padding: 8px 10px; font-size: .85rem; }
    .card { padding: var(--space-4); }
    .tab-content { padding: var(--space-4); }
    .tab { min-width: 60px; font-size: .78rem; padding: 7px 8px; }
    input[type="text"], input[type="password"] { width: 100%; }
    .field { max-width: none; }
    th, td { padding: 8px 6px; font-size: .8rem; }
    h1 { font-size: 1.6rem; }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .dashboard-grid .card-wide {
        grid-column: span 1;
    }
    .stat-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .list-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-1);
    }
    .list-value { text-align: left; }
    .list-value code { text-align: left; }

    .run-form-grid {
        grid-template-columns: 1fr;
    }
    .fieldsets-row {
        grid-template-columns: 1fr;
    }
    .card-actions {
        flex-direction: column;
    }
    .card-actions .btn,
    .card-actions .btn-secondary {
        width: 100%;
        text-align: center;
    }
}