@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --tb-bg: #f5f5f0;
    --tb-surface: #ffffff;
    --tb-surface-2: #eeeeea;
    --tb-surface-3: #f9f9f6;
    --tb-border: #e0e0d8;
    --tb-border-2: #c8c8c0;
    --tb-fg: #1a1a28;
    --tb-fg-muted: #6b7280;
    --tb-fg-subtle: #a8a8b0;
    --tb-fg-body: #4b5563;
    --tb-amber: #c97a00;
    --tb-amber-dim: #a86400;
    --tb-amber-soft: rgba(201, 122, 0, 0.10);
    --tb-amber-soft-border: rgba(201, 122, 0, 0.22);
    --tb-green: #057a50;
    --tb-blue: #1d56c4;
    --tb-blue-soft: rgba(29, 86, 196, 0.10);
    --tb-blue-soft-border: rgba(29, 86, 196, 0.22);
    --tb-red: #dc2626;
    --tb-yandex: #FC3F1D;
    --tb-yandex-hover: #e8371a;
    --tb-vk: #0077FF;
    --tb-vk-hover: #0066dd;
    --tb-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
    --tb-font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background: var(--tb-bg);
    color: var(--tb-fg);
    font-family: var(--tb-font-sans);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--tb-border-2); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--tb-fg-subtle); }

a { color: inherit; text-decoration: none; transition: color 0.15s; }
button { font-family: inherit; }

/* ─── Section header (▸ TITLE) ─────────────────────────────────── */
.tb-section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--tb-border);
    font-family: var(--tb-font-mono);
    font-size: 10px;
    color: var(--tb-amber);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.tb-section-header .muted { color: var(--tb-fg-subtle); text-transform: none; margin-left: auto; }
.tb-section-header.neutral { color: var(--tb-fg-muted); }

/* ─── Card ─────────────────────────────────────────────────────── */
.tb-card {
    background: var(--tb-surface);
    border: 1px solid var(--tb-border);
    border-radius: 3px;
    overflow: hidden;
}
.tb-card-body { padding: 14px 16px; }

/* ─── Badges (ARTICLE / NOTE / SYSTEM etc.) ────────────────────── */
.tb-badge {
    display: inline-flex;
    align-items: center;
    font-family: var(--tb-font-mono);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: 2px 6px;
    border-radius: 2px;
    border: 1px solid transparent;
    text-transform: uppercase;
}
.tb-badge.amber  { background: var(--tb-amber-soft); color: var(--tb-amber); border-color: var(--tb-amber-soft-border); }
.tb-badge.blue   { background: var(--tb-blue-soft); color: var(--tb-blue); border-color: var(--tb-blue-soft-border); }
.tb-badge.green  { background: rgba(5,122,80,0.10); color: var(--tb-green); border-color: rgba(5,122,80,0.22); }
.tb-badge.red    { background: rgba(220,38,38,0.10); color: var(--tb-red); border-color: rgba(220,38,38,0.22); }
.tb-badge.muted  { background: var(--tb-bg); color: var(--tb-fg-muted); border-color: var(--tb-border); }

/* ─── Chip-tags in cards & post pages ──────────────────────────── */
.tb-tag {
    display: inline-flex;
    align-items: center;
    font-family: var(--tb-font-mono);
    font-size: 10px;
    color: var(--tb-fg-muted);
    background: var(--tb-bg);
    border: 1px solid var(--tb-border);
    padding: 1px 6px;
    border-radius: 2px;
    gap: 4px;
    text-decoration: none;
    transition: color 0.15s, border-color 0.15s;
}
.tb-tag.regular { font-family: var(--tb-font-sans); color: var(--tb-fg-subtle); }
.tb-tag:hover { color: var(--tb-amber); border-color: var(--tb-amber-soft-border); }
.tb-tag.regular:hover { color: var(--tb-fg); }

/* ─── Tag-cloud (варьирующийся размер шрифта) ──────────────────── */
.tb-cloud-tag {
    display: inline-block;
    padding: 1px 0;
    background: none;
    border: none;
    color: var(--tb-fg-subtle);
    cursor: pointer;
    transition: color 0.15s;
    text-decoration: none;
}
.tb-cloud-tag.mono { font-family: var(--tb-font-mono); }
.tb-cloud-tag.sans { font-family: var(--tb-font-sans); }
.tb-cloud-tag.mono:hover { color: var(--tb-amber); }
.tb-cloud-tag.sans:hover { color: var(--tb-fg); }
.tag-xs { font-size: 10px; }
.tag-sm { font-size: 11px; }
.tag-md { font-size: 12px; }
.tag-lg { font-size: 13px; }
.tag-xl { font-size: 15px; }

/* ─── Buttons ──────────────────────────────────────────────────── */
.tb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: var(--tb-font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 7px 14px;
    border-radius: 2px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    text-transform: uppercase;
    text-decoration: none;
    line-height: 1;
    background: none;
}
.tb-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.tb-btn.primary   { background: var(--tb-amber); color: #fff; }
.tb-btn.primary:hover:not(:disabled) { background: var(--tb-amber-dim); }
.tb-btn.secondary { background: var(--tb-surface); color: var(--tb-fg-muted); border-color: var(--tb-border); }
.tb-btn.secondary:hover:not(:disabled) { color: var(--tb-amber); border-color: var(--tb-amber); }
.tb-btn.ghost     { background: none; color: var(--tb-fg-muted); }
.tb-btn.ghost:hover:not(:disabled) { color: var(--tb-amber); }
.tb-btn.danger    { background: var(--tb-surface); color: var(--tb-red); border-color: rgba(220,38,38,0.35); }
.tb-btn.danger:hover:not(:disabled) { background: var(--tb-red); color: #fff; border-color: var(--tb-red); }
.tb-btn.sm { padding: 4px 10px; font-size: 10px; }
.tb-btn.wide { width: 100%; padding: 11px 16px; }

/* ─── Fields (label + input/textarea) ──────────────────────────── */
.tb-field { margin-bottom: 14px; }
.tb-field-label {
    display: block;
    font-family: var(--tb-font-mono);
    font-size: 10px;
    letter-spacing: 0.05em;
    color: var(--tb-fg-subtle);
    margin-bottom: 6px;
    text-transform: uppercase;
}
.tb-field-hint {
    font-family: var(--tb-font-sans);
    font-size: 11px;
    color: var(--tb-fg-subtle);
    margin-top: 4px;
    display: block;
}
.tb-input, .tb-select, .tb-textarea {
    width: 100%;
    background: var(--tb-bg);
    border: 1px solid var(--tb-border);
    border-radius: 2px;
    padding: 9px 12px;
    color: var(--tb-fg);
    font-family: var(--tb-font-sans);
    font-size: 13px;
    outline: none;
    transition: border-color 0.15s;
}
.tb-input.mono, .tb-textarea.mono { font-family: var(--tb-font-mono); font-size: 12px; }
.tb-textarea { resize: vertical; min-height: 80px; line-height: 1.55; }
.tb-input:focus, .tb-select:focus, .tb-textarea:focus { border-color: var(--tb-amber); }

/* ─── Alerts ───────────────────────────────────────────────────── */
.tb-alert {
    padding: 10px 12px;
    border-radius: 2px;
    font-family: var(--tb-font-mono);
    font-size: 11px;
    margin-bottom: 12px;
    border: 1px solid transparent;
}
.tb-alert.error   { background: rgba(220,38,38,0.08); color: var(--tb-red); border-color: rgba(220,38,38,0.25); }
.tb-alert.success { background: rgba(5,122,80,0.08); color: var(--tb-green); border-color: rgba(5,122,80,0.25); }
.tb-alert.info    { background: var(--tb-amber-soft); color: var(--tb-amber); border-color: var(--tb-amber-soft-border); }

/* ─── Empty / loading state ────────────────────────────────────── */
.tb-empty {
    padding: 40px 16px;
    text-align: center;
    color: var(--tb-fg-subtle);
    font-family: var(--tb-font-mono);
    font-size: 11px;
}

/* ─── Post rendered HTML (content) ─────────────────────────────── */
.tb-post-content h1, .tb-post-content h2, .tb-post-content h3 {
    font-family: var(--tb-font-mono);
    color: var(--tb-fg);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}
.tb-post-content p { margin-bottom: 1rem; color: var(--tb-fg-body); }
.tb-post-content code {
    font-family: var(--tb-font-mono);
    background: var(--tb-surface-2);
    border: 1px solid var(--tb-border);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 12px;
    color: var(--tb-amber);
}
.tb-post-content pre {
    background: var(--tb-surface-3);
    border: 1px solid var(--tb-border);
    border-left: 3px solid var(--tb-amber);
    padding: 1rem;
    overflow-x: auto;
    border-radius: 4px;
    margin-bottom: 1rem;
}
.tb-post-content pre code { background: none; border: none; padding: 0; color: #2d3748; font-size: 13px; }
.tb-post-content ul, .tb-post-content ol { padding-left: 1.5rem; margin-bottom: 1rem; color: var(--tb-fg-body); }
.tb-post-content li { margin-bottom: 0.25rem; }
.tb-post-content blockquote {
    border-left: 3px solid var(--tb-amber);
    padding-left: 1rem;
    margin: 1rem 0;
    color: var(--tb-fg-subtle);
    font-style: italic;
}
.tb-post-content img { max-width: 100%; height: auto; border-radius: 3px; }

/* Blazor Interactive Server reconnect state is handled silently in reconnect.js. */
#components-reconnect-modal {
    display: none !important;
}

/* ── Auth pages (Login, Register) ───────────────────────────────────────── */
.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: var(--tb-bg);
    overflow-y: auto;
}
.auth-wrap { width: 100%; max-width: 400px; }

.auth-header { text-align: center; margin-bottom: 24px; }
.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    text-decoration: none;
    color: inherit;
}
.auth-logo .mark {
    width: 32px;
    height: 32px;
    background: var(--tb-amber);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--tb-font-mono);
    font-size: 12px;
    font-weight: 700;
    color: #fff;
}
.auth-logo .title {
    font-family: var(--tb-font-mono);
    font-size: 18px;
    font-weight: 600;
    color: var(--tb-fg);
}
.auth-header h1 {
    font-family: var(--tb-font-mono);
    font-size: 18px;
    font-weight: 700;
    color: var(--tb-fg);
    margin: 0 0 6px;
}
.auth-header p {
    font-family: var(--tb-font-sans);
    font-size: 13px;
    color: var(--tb-fg-muted);
    margin: 0;
}
.auth-header .link { color: var(--tb-amber); text-decoration: underline; }

.auth-card {
    background: var(--tb-surface);
    border: 1px solid var(--tb-border);
    border-radius: 4px;
    padding: 28px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.auth-social {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}
.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    border: none;
    border-radius: 3px;
    padding: 10px 16px;
    color: #fff;
    font-family: var(--tb-font-sans);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
    text-decoration: none;
}
.social-btn.yandex { background: var(--tb-yandex); }
.social-btn.yandex:hover { background: var(--tb-yandex-hover); }
.social-btn.vk { background: var(--tb-vk); }
.social-btn.vk:hover { background: var(--tb-vk-hover); }

.auth-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}
.auth-divider > span { flex: 1; height: 1px; background: var(--tb-border); }
.auth-divider .label {
    flex: 0;
    background: none;
    height: auto;
    font-family: var(--tb-font-mono);
    font-size: 10px;
    color: var(--tb-fg-subtle);
    padding: 0 4px;
}

.auth-back {
    text-align: center;
    margin-top: 14px;
}
.auth-back a {
    font-family: var(--tb-font-mono);
    font-size: 10px;
    color: var(--tb-fg-subtle);
    text-decoration: none;
    transition: color 0.15s;
}
.auth-back a:hover { color: var(--tb-fg-muted); }