:root {
    --bg: #f5f5f7;
    --bg-alt: #fff;
    --text: #111827;
    --muted: #6b7280;
    --border: #e5e7eb;
    --accent: #2563eb;
    --accent-soft: rgba(37, 99, 235, 0.08);
    --status-standard: #16a34a;
    --status-obsolete: #dc2626;
    --status-historical: #9333ea;
    --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);
    --table-row-odd: #fff;
    --table-row-even: #f9fafb;
    --table-row-hover: #e0edff;
    --chip-bg: #fff;
    --chip-border: #d1d5db;
    --code-bg: #016624;
    --code-text: #eee;
    --code-border: 1px solid rgba(32, 32, 74, 0.7);
    --tag-hover-bg: rgb(131, 2, 2);
    --tag-hover-shadow: rgb(43, 9, 9);
}

[data-theme="dark"] {
    --bg: #020617;
    --bg-alt: #020617;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --border: #1f2937;
    --accent-soft: rgba(59, 130, 246, 0.18);
    --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.7);
    --table-row-odd: rgba(15, 23, 42, 0.96);
    --table-row-even: rgba(15, 23, 42, 0.9);
    --table-row-hover: rgba(30, 64, 175, 0.7);
    --chip-bg: rgba(15, 23, 42, 0.9);
    --chip-border: rgba(148, 163, 184, 0.7);
    --code-bg: #02461a;
    --code-text: #ddd;
    --code-border: 1px solid rgba(151, 165, 184, 0.7);
    --tag-hover-bg: rgb(131, 2, 2);
    --tag-hover-shadow: rgb(0, 0, 0);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 18px;
    background:
            radial-gradient(circle at top left, #1d4ed8 0, transparent 55%),
            radial-gradient(circle at bottom right, #0f766e 0, transparent 55%),
            var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 16px;
    display: flex;
    justify-content: center;
}

.page {
    width: 100%; max-width: 1200px}

.card {
    background: var(--bg-alt);
    border-radius: 24px;
    padding: 24px 24px 28px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
}

.card-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 20px;
}

.title-block h1 {
    margin: 0 0 6px;
    font-size: 1.7rem;
    letter-spacing: 0.03em;
}

.title-block p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--bg);
    border: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #22c55e;
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.25);
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 0.8rem;
    cursor: pointer;
}

.theme-toggle-icon {
    font-size: 0.9rem;
}

.theme-toggle-label {
    white-space: nowrap;
}

/* CONTROLS */

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 16px;
}

.search-input {
    flex: 1 1 220px;
    min-width: 0;
    position: relative;
}

.search-input input {
    width: 100%;
    padding: 8px 10px 8px 28px;
    border-radius: 999px;
    border: 1px solid var(--chip-border);
    background: var(--chip-bg);
    color: var(--text);
    font-size: 0.85rem;
    outline: none;
}

.search-input input::placeholder {
    color: var(--muted);
}

.search-input-icon {
    position: absolute;
    left: 9px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    color: var(--muted);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 0.8rem;
}

.filter-chip {
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid var(--chip-border);
    background: var(--chip-bg);
    color: var(--text);
    cursor: pointer;
    -webkit-user-select: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.filter-chip:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.filter-chip.active {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.filter-dot {
    width: 7px;
    height: 7px;
    border-radius: 999px;
}

.filter-dot.standard { background: var(--status-standard); }
.filter-dot.obsolete { background: var(--status-obsolete); }
.filter-dot.historical { background: var(--status-historical); }

/* TABLE */

.table-wrapper {
    margin-top: 10px;
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    background: var(--bg-alt);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 1rem;
}

thead {
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.85));
    color: #e5e7eb;
}

th, td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
}

th {
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    position: sticky;
    top: 0;
    z-index: 1;
    -webkit-user-select: none;
    cursor: pointer;
}

th.sort-asc::after {
    content: " ▲";
    font-size: 0.8rem;
}

th.sort-desc::after {
    content: " ▼";
    font-size: 0.8rem;
}

tbody tr:nth-child(odd) { background: var(--table-row-odd); }
tbody tr:nth-child(even) { background: var(--table-row-even); }
tbody tr:hover { background: var(--table-row-hover); }

/* TAG BADGE */

.tag-code {
    font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.95rem;
    padding: 3px 7px;
    border-radius: 999px;
    background: var(--code-bg);
    border: var(--code-border);
    color: var(--code-text);
    display: inline-block;
    text-decoration: none;
}

.tag-code:hover {
    background-color: var(--tag-hover-bg);
    box-shadow: 0 1px 4px var(--tag-hover-shadow);
}

/* STATUS HIGHLIGHT */

tr.status-obsolete td:first-child .tag-code {
    background: rgba(220, 38, 38, 0.15);
    border-color: rgba(220, 38, 38, 0.4);
    color: #dc2626;
}

tr.status-historical td:first-child .tag-code {
    background: rgba(147, 51, 234, 0.15);
    border-color: rgba(147, 51, 234, 0.4);
    color: #9333ea;
}

/* DESCRIPTION + CSS */

.description {color: var(--muted);font-size: 0.95rem}
pre {
    margin: 0;
    padding: 6px 8px;
    background: var(--bg-alt);
    border-radius: 8px;
    border: 1px solid var(--border);
    white-space: pre-wrap;
    font-size: 0.85rem;
    font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* FOOTER */

.footer-note {
    margin-top: 10px;
    font-size: 0.75rem;
    color: var(--muted);
    display: flex;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.footer-note span {
    white-space: nowrap;
}

/* MOBILE */

@media (max-width: 600px) {
    .card {padding: 10px 5px 15px; border-radius: 18px}
    .title-block h1, .title-block p {
        font-size: 1.3rem; padding: 0 5px; text-align: center}
    th:nth-child(3), td:nth-child(3) {overflow: auto}
    body {padding: 5px}
}