/* ------------------------------------------------------------------
   Knitial Admin stylesheet
   Zero framework dependencies. Plain CSS, custom properties for the
   small amount of theming we need.
   ------------------------------------------------------------------ */

:root {
    --color-bg: #f6f7f9;
    --color-surface: #ffffff;
    --color-text: #1a1d24;
    --color-text-muted: #6b7280;
    --color-border: #e5e7eb;
    --color-border-strong: #d1d5db;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-success: #059669;
    --color-warning: #d97706;
    --color-danger: #dc2626;
    --color-accent: #7c3aed;

    --radius-sm: 4px;
    --radius: 6px;
    --radius-lg: 10px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-8: 48px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
}

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

h1 { font-size: 24px; margin: 0 0 4px; font-weight: 600; }
h2 { font-size: 18px; margin: 0 0 var(--space-4); font-weight: 600; }
h3 { font-size: 15px; margin: 0 0 var(--space-2); font-weight: 600; }

code {
    font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
    font-size: 13px;
    background: #f3f4f6;
    padding: 1px 5px;
    border-radius: var(--radius-sm);
}

/* ------------------------------------------------------------------
   Layout
   ------------------------------------------------------------------ */

.topnav {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    padding: 0 var(--space-5);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    height: 52px;
}

.nav-brand a {
    font-weight: 600;
    color: var(--color-text);
    font-size: 15px;
}
.nav-brand a:hover { text-decoration: none; }

.nav-links {
    display: flex;
    gap: var(--space-4);
    flex: 1;
}

.nav-links a {
    color: var(--color-text-muted);
    padding: 4px 0;
    font-weight: 500;
    border-bottom: 2px solid transparent;
}
.nav-links a:hover { color: var(--color-text); text-decoration: none; }
.nav-links a.active {
    color: var(--color-text);
    border-bottom-color: var(--color-primary);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-text-muted);
}
.user-label { font-weight: 500; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-5);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--space-5);
    gap: var(--space-4);
}
.page-header .breadcrumb {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 2px;
}
.page-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}
.section-header h2 { margin: 0; }
.section-link {
    font-size: 13px;
    color: var(--color-text-muted);
}

.muted { color: var(--color-text-muted); }

/* ------------------------------------------------------------------
   Buttons
   ------------------------------------------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    background: var(--color-surface);
    color: var(--color-text);
    transition: all 0.15s;
    text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: white;
}
.btn-secondary {
    background: var(--color-surface);
    border-color: var(--color-border-strong);
}
.btn-secondary:hover { background: #f9fafb; }
.btn-success {
    background: var(--color-success);
    color: white;
    border-color: var(--color-success);
}
.btn-success:hover { filter: brightness(0.95); color: white; }
.btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--color-text-muted);
}
.btn-ghost:hover { background: #f3f4f6; color: var(--color-text); }
.btn-sm {
    padding: 5px 10px;
    font-size: 13px;
}

.link-button {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: 0;
    font: inherit;
}
.link-button:hover { text-decoration: underline; }
.link-button.danger { color: var(--color-danger); }

.inline-form { display: inline; margin: 0; }

/* ------------------------------------------------------------------
   Forms
   ------------------------------------------------------------------ */

label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-3);
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="file"],
select,
textarea {
    display: block;
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius);
    background: white;
    font: inherit;
    margin-top: 4px;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.field-hint {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ------------------------------------------------------------------
   Login page
   ------------------------------------------------------------------ */

.login-wrap {
    max-width: 360px;
    margin: 80px auto 0;
    padding: var(--space-6);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}
.login-wrap h1 {
    text-align: center;
    margin-bottom: var(--space-5);
}
.login-form button { width: 100%; }

/* ------------------------------------------------------------------
   Alerts
   ------------------------------------------------------------------ */

.alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    margin-bottom: var(--space-4);
    border: 1px solid;
}
.alert-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}
.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}
.alert ul { margin: var(--space-2) 0 0; padding-left: 20px; }

/* ------------------------------------------------------------------
   Cards & stats
   ------------------------------------------------------------------ */

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}
.card-grid-tight {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
}
.stat-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
    font-weight: 500;
    margin-bottom: var(--space-2);
}
.stat-value {
    font-size: 22px;
    font-weight: 600;
    line-height: 1.2;
}
.stat-value-sm { font-size: 15px; }
.stat-value.muted { color: var(--color-text-muted); }
.stat-sub {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: var(--space-2);
}

/* ------------------------------------------------------------------
   Tables
   ------------------------------------------------------------------ */

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table th,
.data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}
.data-table th {
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
    background: #f9fafb;
}
.data-table td.num, .data-table th.num { text-align: right; }
.data-table .truncate {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.data-table tbody tr:hover { background: #f9fafb; }

/* ------------------------------------------------------------------
   Pills & badges
   ------------------------------------------------------------------ */

.type-pill, .status-pill, .priority-pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border: 1px solid;
}

.type-search_term { background: #eff6ff; border-color: #bfdbfe; color: #1e40af; }
.type-campaign { background: #f0fdf4; border-color: #bbf7d0; color: #166534; }
.type-targeting { background: #fef3c7; border-color: #fde68a; color: #92400e; }
.type-advertised_product { background: #fce7f3; border-color: #fbcfe8; color: #9d174d; }
.type-negative_keyword { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.type-expand_to_exact { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.type-bid_up { background: #eff6ff; border-color: #bfdbfe; color: #1e40af; }
.type-bid_down { background: #fef3c7; border-color: #fde68a; color: #92400e; }
.type-pause { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.type-listing_issue { background: #fce7f3; border-color: #fbcfe8; color: #9d174d; }
.type-over_performer { background: #f5f3ff; border-color: #ddd6fe; color: #5b21b6; }

.status-pill {
    text-transform: capitalize;
}
.status-pending { background: #f3f4f6; border-color: #e5e7eb; color: #4b5563; }
.status-running { background: #dbeafe; border-color: #93c5fd; color: #1e40af; }
.status-complete { background: #d1fae5; border-color: #6ee7b7; color: #065f46; }
.status-failed { background: #fee2e2; border-color: #fca5a5; color: #991b1b; }
.status-applied { background: #d1fae5; border-color: #6ee7b7; color: #065f46; }
.status-dismissed { background: #f3f4f6; border-color: #e5e7eb; color: #6b7280; }
.status-deferred { background: #fef3c7; border-color: #fde68a; color: #92400e; }

.priority-1 { background: #fee2e2; border-color: #fca5a5; color: #991b1b; }
.priority-2 { background: #fef3c7; border-color: #fde68a; color: #92400e; }
.priority-3 { background: #f3f4f6; border-color: #e5e7eb; color: #6b7280; }

/* ------------------------------------------------------------------
   Run list (dashboard)
   ------------------------------------------------------------------ */

.run-list { display: flex; flex-direction: column; gap: var(--space-2); }
.run-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    transition: background 0.15s;
}
.run-row:hover { background: #f9fafb; text-decoration: none; }
.run-title { font-weight: 500; }
.run-meta { font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }
.run-side { text-align: right; }
.run-date { font-size: 12px; color: var(--color-text-muted); margin-top: 4px; }

/* ------------------------------------------------------------------
   Uploads form
   ------------------------------------------------------------------ */

.upload-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    max-width: 520px;
}
.file-input {
    border: 2px dashed var(--color-border-strong);
    border-radius: var(--radius);
    padding: var(--space-5);
    text-align: center;
    cursor: pointer;
    background: #f9fafb;
    font-weight: 500;
}
.file-input input[type="file"] {
    margin-top: var(--space-3);
    cursor: pointer;
}
.date-override {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}
.date-override .field-hint {
    grid-column: 1 / -1;
}

/* ------------------------------------------------------------------
   New analysis form
   ------------------------------------------------------------------ */

.new-analysis-form {
    max-width: 620px;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.radio-row {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    align-items: flex-start;
    font-weight: normal;
    margin-bottom: 0;
    cursor: pointer;
}
.radio-row:hover { background: #f9fafb; }
.radio-row input[type="checkbox"] {
    width: auto;
    margin: 2px 0 0;
}
.radio-row-body { flex: 1; }
.radio-row-title { font-weight: 500; }
.radio-row-sub {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* ------------------------------------------------------------------
   Recommendation cards
   ------------------------------------------------------------------ */

.filter-bar {
    display: flex;
    gap: var(--space-2);
}
.filter-bar select {
    width: auto;
    min-width: 180px;
    margin: 0;
}

.rec-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.rec-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-border-strong);
    border-radius: var(--radius);
    padding: var(--space-4);
}
.rec-priority-1 { border-left-color: var(--color-danger); }
.rec-priority-2 { border-left-color: var(--color-warning); }
.rec-priority-3 { border-left-color: var(--color-border-strong); }

.rec-status-applied { background: #f0fdf4; }
.rec-status-dismissed { opacity: 0.65; }
.rec-status-deferred { background: #fffbeb; }

.rec-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}
.rec-badges { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.rec-impact {
    font-weight: 600;
    color: var(--color-success);
    font-size: 13px;
}

.rec-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: var(--space-2);
}
.rec-target {
    font-size: 13px;
    margin-bottom: var(--space-3);
}
.rec-metrics {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    font-size: 13px;
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-3);
}
.rec-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.rec-section-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
    font-weight: 600;
    margin-bottom: 2px;
}

.rec-actions {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
}
.rec-actions input[type="text"] {
    flex: 1;
    margin: 0;
    font-size: 13px;
    padding: 6px 10px;
}
.rec-button-group {
    display: flex;
    gap: var(--space-1);
    flex-shrink: 0;
}

/* ------------------------------------------------------------------
   Summary
   ------------------------------------------------------------------ */

.summary-section { background: #fafbfc; }
.summary-body {
    font-size: 15px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* ------------------------------------------------------------------
   Empty state
   ------------------------------------------------------------------ */

.empty-state {
    text-align: center;
    padding: var(--space-6) var(--space-4);
    color: var(--color-text-muted);
}
.empty-state p { margin: 0 0 var(--space-4); }

/* ------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------ */

@media (max-width: 720px) {
    .topnav { flex-wrap: wrap; height: auto; padding: var(--space-3); gap: var(--space-3); }
    .nav-links { order: 3; width: 100%; }
    .page-header { flex-direction: column; align-items: flex-start; }
    .rec-actions { flex-direction: column; align-items: stretch; }
    .rec-button-group { flex-wrap: wrap; }
    .date-override { grid-template-columns: 1fr; }
}