.btn {
    display: inline-block;
    font-family: var(--font);
    font-size: 14px;
    font-weight: bold;
    line-height: 1;
    padding: 7px 14px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: background 0.12s, border-color 0.12s, color 0.12s, opacity 0.12s;
    vertical-align: middle;
}

.btn:hover {
    text-decoration: none;
    opacity: 0.88;
}

.btn:active {
    opacity: 0.72;
}

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

.btn:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--blue);
    border-color: var(--blue);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--blue-dark);
    border-color: var(--blue-dark);
    color: #ffffff;
}

.btn-secondary {
    background: var(--bg-white);
    border-color: var(--border);
    color: var(--text-mid);
}

.btn-secondary:hover {
    border-color: var(--blue);
    color: var(--blue);
    background: var(--bg-white);
}

.btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    color: #ffffff;
}

.btn-danger:hover {
    background: #9b2c2c;
    border-color: #9b2c2c;
    color: #ffffff;
}

.btn-sm {
    font-size: 12px;
    padding: 4px 9px;
}

.btn-link {
    background: none;
    border-color: transparent;
    color: var(--blue);
    padding: 0;
    font-weight: normal;
    font-size: inherit;
}

.btn-link:hover {
    color: var(--blue-dark);
    text-decoration: underline;
    opacity: 1;
}

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

.form-label {
    display: block;
    font-size: 14px;
    font-weight: bold;
    color: var(--text-mid);
    margin-bottom: 5px;
}

.form-input,
.form-textarea,
.form-select {
    display: block;
    width: 100%;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 10px;
    outline: none;
    transition: border-color 0.12s;
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--blue);
}

.form-input:focus-visible,
.form-textarea:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--blue-border);
    outline-offset: 0;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    overflow-y: auto;
}

.form-select {
    cursor: pointer;
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 4px;
}

.form-status {
    display: block;
    font-size: 14px;
    min-height: 20px;
    margin-bottom: 8px;
}

.form-status.error {
    color: var(--danger);
}

.form-status.ok {
    color: var(--success);
}

.form-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 4px;
}

.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    vertical-align: middle;
    white-space: nowrap;
}

.badge-admin {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.badge-mod {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.badge-banned {
    background: var(--danger-dim);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.badge-pinned {
    background: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.badge-locked {
    background: var(--bg-raised);
    color: var(--text-dim);
    border: 1px solid var(--border);
}

.tab-bar {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin-bottom: 20px;
    gap: 0;
}

.tab-btn {
    font-family: var(--font);
    font-size: 15px;
    font-weight: bold;
    color: var(--text-mid);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 8px 16px;
    cursor: pointer;
    margin-bottom: -2px;
    transition: color 0.12s, border-color 0.12s;
}

.tab-btn:hover {
    color: var(--blue);
}

.tab-btn.active {
    color: var(--blue);
    border-bottom-color: var(--blue);
}

.tab-btn:focus-visible {
    outline: 2px solid var(--blue-border);
    outline-offset: 2px;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    padding: 12px 0;
}

.page-btn {
    display: inline-block;
    font-family: var(--font);
    font-size: 13px;
    font-weight: bold;
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-white);
    color: var(--text-mid);
    cursor: pointer;
    text-decoration: none;
    min-width: 32px;
    text-align: center;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
}

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

.page-btn.active {
    background: var(--blue);
    border-color: var(--blue);
    color: #ffffff;
}

.page-btn.dots {
    border-color: transparent;
    background: transparent;
    cursor: default;
    pointer-events: none;
    color: var(--text-dim);
}

.confirm-overlay {
    position: fixed;
    inset: 0;
    z-index: 400;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.confirm-overlay.hidden {
    display: none;
}

.confirm-box {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

.confirm-box h3 {
    margin-bottom: 10px;
}

.confirm-box p {
    color: var(--text-mid);
    font-size: 15px;
    margin-bottom: 20px;
}

.confirm-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.hidden {
    display: none !important;
}