/* SYD Standard — UI minimale */

:root {
    --c-bg: #f7f7f9;
    --c-surface: #ffffff;
    --c-border: #e2e3e7;
    --c-text: #1e2024;
    --c-text-muted: #6a6f78;
    --c-accent: #0a66c2;
    --c-accent-hover: #084a91;
    --c-danger: #c0392b;
    --c-success: #1f7a3a;
    --c-surface-alt: #fafbfc;
    --c-tag-bg: #eef3fa;
    --c-tag-fg: #084a91;
    --c-diff-before-bg: #fdecea;
    --c-diff-after-bg: #e6f4ea;
    --r: 6px;
    --s: 8px;
    --maxw: 1200px;
    font-size: 15px;
}

html[data-theme="dark"] {
    --c-bg: #14161a;
    --c-surface: #1e2126;
    --c-border: #2c3038;
    --c-text: #e8e9ee;
    --c-text-muted: #9aa0ad;
    --c-accent: #4ea3ff;
    --c-accent-hover: #7cbcff;
    --c-danger: #ff6b5e;
    --c-success: #4fcb7a;
    --c-surface-alt: #262a32;
    --c-tag-bg: #1c2a3a;
    --c-tag-fg: #7cbcff;
    --c-diff-before-bg: #3a1d1a;
    --c-diff-after-bg: #1b3324;
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.5;
}

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

a:hover {
    text-decoration: underline;
    color: var(--c-accent-hover);
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.92em;
}

/* Layout */
.topbar {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    padding: 10px 24px;
    display: flex;
    align-items: center;
    gap: 24px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--c-text);
}

.topbar nav {
    display: flex;
    gap: 16px;
    margin-left: auto;
}

.topbar nav a {
    color: var(--c-text-muted);
    font-size: 0.95rem;
}

.topbar nav a:hover {
    color: var(--c-accent);
}

main {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 24px;
}

h1 {
    font-size: 1.6rem;
    margin: 0 0 16px;
}

h2 {
    font-size: 1.2rem;
    margin: 24px 0 8px;
}

/* Page head */
.page-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.page-head h1 {
    flex: 1;
    margin: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 14px;
    border-radius: var(--r);
    border: 1px solid var(--c-border);
    background: var(--c-surface);
    font-size: 0.9rem;
    cursor: pointer;
    color: var(--c-text);
    text-decoration: none;
}

.btn:hover {
    border-color: var(--c-accent);
    color: var(--c-accent);
    text-decoration: none;
}

.btn.primary {
    background: var(--c-accent);
    color: white;
    border-color: var(--c-accent);
}

.btn.primary:hover {
    background: var(--c-accent-hover);
    color: white;
}

.btn.danger {
    color: var(--c-danger);
    border-color: var(--c-danger);
}

.btn.danger:hover {
    background: var(--c-danger);
    color: white;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn:disabled:hover {
    background: var(--c-surface);
    border-color: var(--c-border);
    color: var(--c-text);
}

.btn.danger:disabled:hover {
    background: transparent;
    color: var(--c-danger);
    border-color: var(--c-danger);
}

/* Filters bar */
.filters {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
}

.filters input[type="search"],
.filters input[type="text"],
.filters input[type="number"],
.filters select {
    font: inherit;
    padding: 6px 10px;
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    background: var(--c-surface);
    color: var(--c-text);
}

.filters input::placeholder {
    color: var(--c-text-muted);
}

.filters input[type="search"] {
    flex: 1;
    min-width: 200px;
}

.filters .meta {
    color: var(--c-text-muted);
    font-size: 0.85rem;
    margin-left: auto;
}

/* Tables */
.tbl-wrap {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    overflow: hidden;
}

table.syd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

table.syd-table th, table.syd-table td {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid var(--c-border);
    vertical-align: top;
}

table.syd-table th {
    background: var(--c-surface-alt);
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--c-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

table.syd-table tbody tr:hover {
    background: var(--c-surface-alt);
}

table.syd-table tbody tr:last-child td {
    border-bottom: 0;
}

table.syd-table .ext small {
    color: var(--c-text-muted);
    font-family: ui-monospace, monospace;
}

table.syd-table .col-actions {
    white-space: nowrap;
    text-align: right;
}

/* Tags / badges */
.tag, .badge {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 999px;
    background: var(--c-tag-bg);
    color: var(--c-tag-fg);
    font-size: 0.78rem;
    font-weight: 600;
    margin-right: 4px;
}

.badge {
    background: var(--c-surface-alt);
    color: var(--c-text);
}

.badge.empty {
    background: var(--c-surface-alt);
    color: var(--c-text-muted);
}

/* Pagination */
.pagination {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
    padding: 12px;
}

.pagination .info {
    color: var(--c-text-muted);
    font-size: 0.85rem;
}

.pagination button {
    padding: 5px 10px;
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Forms (create/update) */
.form-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    padding: 24px;
    max-width: 760px;
}

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

.form-row label {
    display: block;
    margin-bottom: 4px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--c-text-muted);
}

.form-row .hint {
    display: block;
    margin-top: 3px;
    font-size: 0.8rem;
    color: var(--c-text-muted);
}

.form-row input[type="text"],
.form-row input[type="number"],
.form-row select,
.form-row textarea {
    width: 100%;
    font: inherit;
    padding: 8px 10px;
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    background: var(--c-surface);
    color: var(--c-text);
}

.form-row input::placeholder,
.form-row textarea::placeholder {
    color: var(--c-text-muted);
}

.form-row textarea {
    min-height: 90px;
    resize: vertical;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-grid .form-row {
    margin-bottom: 0;
}

.form-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.form-checkboxes label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 400;
    color: var(--c-text);
    margin: 0;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--c-border);
}

.form-actions.top {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    padding-bottom: 14px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--c-border);
}

.form-errors {
    background: #fdecea;
    border: 1px solid #f5c6c1;
    color: #8a2421;
    padding: 10px 14px;
    border-radius: var(--r);
    margin-bottom: 14px;
}

/* Detail */
.detail dl {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 6px 14px;
    margin: 0 0 18px;
}

.detail dt {
    color: var(--c-text-muted);
    font-size: 0.88rem;
    font-weight: 600;
}

.detail dd {
    margin: 0;
}

/* Stats */
.stats {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.stats .stat {
    flex: 1 1 160px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    padding: 14px;
}

.stats .stat b {
    display: block;
    font-size: 1.8rem;
    line-height: 1.1;
}

.stats .stat span {
    color: var(--c-text-muted);
    font-size: 0.9rem;
}

/* Events list */
.events {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
}

.events .ev {
    padding: 10px 14px;
    border-bottom: 1px solid var(--c-border);
    display: flex;
    gap: 12px;
    align-items: baseline;
    font-size: 0.92rem;
}

.events .ev:last-child {
    border-bottom: 0;
}

.events .ev time {
    color: var(--c-text-muted);
    font-size: 0.8rem;
    min-width: 130px;
}

.events .ev .action {
    font-weight: 600;
    min-width: 60px;
}

.events .ev .action.create {
    color: var(--c-success);
}

.events .ev .action.update {
    color: var(--c-accent);
}

.events .ev .action.delete {
    color: var(--c-danger);
}

/* Flash */
.flash {
    padding: 10px 14px;
    border-radius: var(--r);
    margin-bottom: 14px;
}

.flash-success {
    background: #e6f4ea;
    border: 1px solid #c5e1cd;
    color: var(--c-success);
}

.flash-error {
    background: #fdecea;
    border: 1px solid #f5c6c1;
    color: var(--c-danger);
}

/* HTMX visual */
.htmx-request .filters::after {
    content: "↻";
    margin-left: 8px;
    color: var(--c-accent);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Responsive */
@media (max-width: 720px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .detail dl {
        grid-template-columns: 1fr;
    }
}

/* Helpers */
.muted {
    color: var(--c-text-muted);
}

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

/* Theme toggle */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--c-border);
    color: var(--c-text-muted);
    cursor: pointer;
    padding: 4px 10px;
    border-radius: var(--r);
    font-size: 0.9rem;
}

.theme-toggle:hover {
    color: var(--c-accent);
    border-color: var(--c-accent);
}

/* Diff renderer */
.diff-toggle summary {
    cursor: pointer;
    color: var(--c-accent);
    font-size: 0.85rem;
}

.diff-toggle[open] summary {
    color: var(--c-text-muted);
}

.diff-kv, .diff-changes {
    width: 100%;
    border-collapse: collapse;
    margin-top: 6px;
    font-size: 0.85rem;
    background: var(--c-surface);
}

.diff-kv th, .diff-kv td,
.diff-changes th, .diff-changes td {
    padding: 4px 8px;
    border-bottom: 1px solid var(--c-border);
    text-align: left;
    vertical-align: top;
}

.diff-kv th, .diff-changes th {
    width: 30%;
    color: var(--c-text-muted);
    font-weight: 600;
}

.diff-changes thead th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.diff-changes td.before {
    background: var(--c-diff-before-bg);
}

.diff-changes td.after {
    background: var(--c-diff-after-bg);
}

.diff-deleted .muted {
    font-style: italic;
    margin: 0 0 4px;
}

code.json {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.8rem;
    background: var(--c-bg);
    padding: 1px 4px;
    border-radius: 3px;
    word-break: break-all;
}

/* Login */
.login-container {
    max-width: 400px;
    margin: 72px auto 0;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    padding: 32px;
}

.login-container h1 {
    text-align: center;
    margin: 0 0 24px;
    font-size: 1.4rem;
}

.login-container .flash {
    margin-bottom: 16px;
}

.login-form .field {
    margin-bottom: 14px;
}

.login-form .field label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--c-text-muted);
}

.login-form .field input {
    width: 100%;
    font: inherit;
    padding: 9px 12px;
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    background: var(--c-bg);
    color: var(--c-text);
    font-size: 0.95rem;
    transition: border-color 0.15s;
}

.login-form .field input:focus {
    outline: none;
    border-color: var(--c-accent);
}

.login-form .field input::placeholder {
    color: var(--c-text-muted);
}

.login-form .btn-login {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    background: var(--c-accent);
    color: #fff;
    border: none;
    border-radius: var(--r);
    font: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.login-form .btn-login:hover {
    background: var(--c-accent-hover);
}

/* Events page expanded layout */
.events .ev {
    display: block;
    padding: 8px 12px;
    border-bottom: 1px solid var(--c-border);
}

.events .ev summary {
    display: flex;
    gap: 12px;
    align-items: center;
    cursor: pointer;
}

.events .ev[open] {
    background: var(--c-bg);
}

.events-table .action {
    font-weight: 600;
}

.events-table .action.create {
    color: var(--c-success);
}

.events-table .action.update {
    color: var(--c-accent);
}

.events-table .action.delete {
    color: var(--c-danger);
}

.events-table .action.import {
    color: var(--c-text-muted);
}

/* i18n translation panel */
[x-cloak] { display: none !important; }

.i18n-panel {
    margin-top: 28px;
}

.i18n-panel > h3 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--c-text-muted);
    margin: 0 0 10px;
}

.i18n-tabs {
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    overflow: hidden;
}

.i18n-tab-bar {
    display: flex;
    background: var(--c-surface-alt);
    border-bottom: 1px solid var(--c-border);
    overflow-x: auto;
}

.i18n-tab-btn {
    padding: 8px 16px;
    border: none;
    border-right: 1px solid var(--c-border);
    background: transparent;
    color: var(--c-text-muted);
    cursor: pointer;
    font: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.i18n-tab-btn:last-child {
    border-right: none;
}

.i18n-tab-btn:hover {
    background: var(--c-bg);
    color: var(--c-text);
}

.i18n-tab-btn.has-data {
    color: var(--c-text);
}

.i18n-tab-btn.active {
    background: var(--c-surface);
    color: var(--c-accent);
    font-weight: 600;
    box-shadow: inset 0 -2px 0 var(--c-accent);
}

.i18n-tab-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-success);
    flex-shrink: 0;
}

.i18n-tab-content {
    padding: 20px;
    background: var(--c-surface);
}

.i18n-lang-header {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--c-text-muted);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--c-border);
}

.i18n-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.i18n-form .form-row:last-of-type {
    margin-bottom: 0;
}

.i18n-actions {
    display: flex;
    gap: 8px;
    margin-top: 14px;
}

.i18n-readonly {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 6px 14px;
    margin: 0;
}

.i18n-readonly dt {
    color: var(--c-text-muted);
    font-size: 0.88rem;
    font-weight: 600;
}

.i18n-readonly dd {
    margin: 0;
}

.i18n-empty {
    color: var(--c-text-muted);
    font-style: italic;
    margin: 0;
}

/* Language badges (table column) */
.lang-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 3px;
    background: var(--c-tag-bg);
    color: var(--c-tag-fg);
    letter-spacing: 0.03em;
    margin-right: 2px;
}

/* Icon-only button / link */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: var(--r);
    color: var(--c-text-muted);
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    line-height: 1;
}

.btn-icon:hover {
    background: var(--c-tag-bg);
    color: var(--c-accent);
    text-decoration: none;
}

.btn.primary.btn-icon {
    color: white;
    padding: 8px 10px;
}

.btn.primary.btn-icon:hover {
    color: white;
}

.nav-adjacent {
    display: inline-flex;
    gap: 2px;
}

.btn-nav {
    padding: 4px 10px;
    font-size: 1.1rem;
    line-height: 1;
    min-width: 32px;
    text-align: center;
}

.btn-nav.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

/* ── Required Fields panel ── */
.required-fields-section {
    max-width: 960px;
    width: 100%;
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

table.data-table th,
table.data-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--c-border);
    text-align: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

table.data-table th {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--c-text-muted);
    background: var(--c-surface);
}

table.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* Collapsible section toggle */
.section-toggle {
    margin-top: 24px;
}

.section-toggle > summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 8px 0;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 14px;
    color: var(--c-text);
    user-select: none;
}

.section-toggle > summary::-webkit-details-marker { display: none; }

.section-toggle > summary::before {
    content: '▸';
    font-size: 0.75rem;
    color: var(--c-text-muted);
    transition: transform 0.15s;
    display: inline-block;
}

.section-toggle[open] > summary::before {
    transform: rotate(90deg);
}