/* ===========================================================
   Troubleshooter - styles (v2)
   Self-contained, no Bootstrap. Renders four content types:
   commands, lookups (tables), links, notes (status badges).
   =========================================================== */

:root {
    --color-bg: #f8f9fa;
    --color-surface: #ffffff;
    --color-text: #212529;
    --color-text-muted: #6c757d;
    --color-primary: #059669;
    --color-primary-hover: #047857;
    --color-border: #dee2e6;
    --color-accordion-bg: #eef0f2;
    --color-accordion-hover: #d1fae5;
    --color-shell-bg: #1e1e1e;
    --color-shell-text: #f1f1f1;

    --color-note-info-bg: #cfe2ff;
    --color-note-info-text: #084298;
    --color-note-ok-bg: #d1e7dd;
    --color-note-ok-text: #0a3622;
    --color-note-warn-bg: #fff3cd;
    --color-note-warn-text: #664d03;
    --color-note-error-bg: #f8d7da;
    --color-note-error-text: #58151c;

    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 "Helvetica Neue", Arial, sans-serif;
    --font-mono: Consolas, Monaco, "Lucida Console", "Liberation Mono",
                 "DejaVu Sans Mono", "Courier New", monospace;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

/* ---- Top navigation ---- */
.topbar {
    background-color: var(--color-primary);
    color: #fff;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.topbar .brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
}

.topbar .nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 0.25rem;
}

.topbar .nav-links a {
    color: #fff;
    text-decoration: none;
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    transition: background-color 0.15s ease;
}

.topbar .nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.topbar .nav-links a.active {
    background-color: rgba(255, 255, 255, 0.25);
    font-weight: 500;
}

main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ---- Form ---- */
.form-section h1 {
    text-align: center;
    margin-top: 0;
}

.form-section .lead {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

#input-form {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Single-field rows: span the full width instead of leaving the right column
   empty. Used by IP Lookup (1 field), CSF (4 stacked fields with help text),
   and RsyncRestore (4 stacked fields). */
.form-row.single {
    grid-template-columns: 1fr;
}

.form-field label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.35rem;
}

.form-field input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-body);
}

.form-field input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.2);
}

/* Small grey hint shown below a field — declared on FormField.help_text.
   The CSF page's PHP version uses these to explain each input. */
.field-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.form-actions {
    text-align: right;
    margin-top: 1rem;
}

button[type="submit"] {
    background-color: var(--color-primary);
    color: #fff;
    border: none;
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
}

button[type="submit"]:hover {
    background-color: var(--color-primary-hover);
}

/* ---- Results page ---- */
.results-section h1 {
    margin-top: 0;
}

.input-summary {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.input-summary strong {
    color: var(--color-text);
}

.back-link {
    margin-bottom: 2rem;
}

.back-link a {
    color: var(--color-primary);
    text-decoration: none;
}

/* ---- Accordion ---- */
.accordion-section {
    margin-bottom: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    background-color: var(--color-surface);
}

.accordion-header {
    width: 100%;
    background-color: var(--color-accordion-bg);
    color: var(--color-text);
    cursor: pointer;
    padding: 1rem 1.25rem;
    border: none;
    text-align: left;
    font-size: 1.05rem;
    font-weight: 600;
    transition: background-color 0.15s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header:hover,
.accordion-header.active {
    background-color: var(--color-accordion-hover);
}

.accordion-header::after {
    content: '+';
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    margin-left: 1rem;
}

.accordion-header.active::after {
    content: '\2212';
}

.accordion-panel {
    padding: 0 1.25rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease-out, padding 0.25s ease-out;
}

.accordion-panel.open {
    padding: 1rem 1.25rem;
    max-height: 100000px;
}

/* ---- Item rows (shared spacing for all 4 types) ---- */
.item-row {
    margin-bottom: 1rem;
}

/* ---- Command item ---- */
.command-description {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--color-text);
}

.command-input-wrapper {
    display: flex;
    gap: 0.5rem;
}

.command-input {
    flex: 1;
    background-color: var(--color-shell-bg);
    color: var(--color-shell-text);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.copy-button {
    background-color: var(--color-surface);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    padding: 0.35rem 0.85rem;
    font-size: 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
    min-width: 70px;
}

.copy-button:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.copy-button.copied {
    background-color: #198754;
    color: #fff;
    border-color: #198754;
}

/* ---- Lookup item (live-data table) ---- */
.item-lookup {
    background-color: #fafbfc;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 0.75rem 1rem;
}

.lookup-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.lookup-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.lookup-table th,
.lookup-table td {
    text-align: left;
    padding: 0.4rem 0.6rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.lookup-table th {
    background-color: var(--color-accordion-bg);
    font-weight: 600;
}

.lookup-table td {
    font-family: var(--font-mono);
    word-break: break-all;
}

.lookup-note {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ---- Link item (external service URL) ---- */
.item-link a {
    color: var(--color-primary);
    text-decoration: none;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background-color: var(--color-surface);
    display: inline-block;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.item-link a:hover {
    background-color: var(--color-accordion-hover);
    border-color: var(--color-primary);
}

/* ---- Note item (colored status badge) ---- */
.item-note {
    padding: 0.6rem 0.85rem;
    border-radius: 4px;
    font-size: 0.95rem;
    border-left: 4px solid;
}

.note-info {
    background-color: var(--color-note-info-bg);
    color: var(--color-note-info-text);
    border-left-color: #0d6efd;
}

.note-ok {
    background-color: var(--color-note-ok-bg);
    color: var(--color-note-ok-text);
    border-left-color: #198754;
}

.note-warn {
    background-color: var(--color-note-warn-bg);
    color: var(--color-note-warn-text);
    border-left-color: #ffc107;
}

.note-error {
    background-color: var(--color-note-error-bg);
    color: var(--color-note-error-text);
    border-left-color: #dc3545;
}