suture-hub 5.3.0

:root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-hover: #1c2129;
    --surface-hover2: #21262d;
    --border: #30363d;
    --border-light: #3d444d;
    --text: #e6edf3;
    --text-secondary: #8b949e;
    --accent-green: #16c79a;
    --accent-blue: #58a6ff;
    --accent-purple: #bc8cff;
    --accent-orange: #d29922;
    --error: #f85149;
    --error-bg: rgba(248, 81, 73, 0.1);
    --error-border: rgba(248, 81, 73, 0.3);
    --warning: #d29922;
    --success-bg: rgba(22, 199, 154, 0.1);
    --success-border: rgba(22, 199, 154, 0.3);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Noto Sans, Helvetica, Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    --radius: 6px;
    --radius-lg: 10px;
    --transition: 0.15s ease;
    --transition-slow: 0.25s ease;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-top {
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    height: 56px;
    gap: 1rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.header-logo {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.header-logo:hover {
    color: var(--text);
}

.header-center {
    flex: 1;
    display: flex;
    justify-content: center;
    max-width: 400px;
    margin: 0 auto;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-name {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 500;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.search-form {
    width: 100%;
}

.search-form input {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.82rem;
    padding: 0.3rem 0.6rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.search-form input::placeholder {
    color: var(--text-secondary);
}

.search-form input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.15);
}

nav.tabs {
    display: flex;
    gap: 0;
    overflow-x: auto;
    border-top: 1px solid var(--border);
    padding: 0 1.5rem;
    background: var(--surface);
}

.tab {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color var(--transition), border-color var(--transition), background var(--transition);
    height: 40px;
    white-space: nowrap;
    border-radius: 0;
}

.tab:hover {
    color: var(--text);
    background: rgba(255,255,255,0.03);
}

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

.tab.active {
    color: var(--text);
    border-bottom-color: var(--accent-green);
}

main {
    flex: 1;
    padding: 1.5rem;
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.section-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.badge {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.1rem 0.55rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 1rem;
    font-size: 0.82rem;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--accent-blue);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb .separator {
    color: var(--text-secondary);
    margin: 0 0.2rem;
    user-select: none;
}

.breadcrumb .current {
    color: var(--text);
    font-weight: 500;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

thead {
    background: var(--surface);
}

th {
    text-align: left;
    padding: 0.6rem 1rem;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

td {
    padding: 0.55rem 1rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tbody tr {
    transition: background var(--transition);
}

tbody tr:hover {
    background: var(--surface-hover);
}

tbody tr:last-child td {
    border-bottom: none;
}

.mono {
    font-family: var(--mono);
    font-size: 0.82rem;
}

.hash-truncate {
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.role-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: capitalize;
}

.role-badge.admin {
    background: rgba(22, 199, 154, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(22, 199, 154, 0.3);
}

.role-badge.member,
.role-badge.user {
    background: rgba(88, 166, 255, 0.12);
    color: var(--accent-blue);
    border: 1px solid rgba(88, 166, 255, 0.25);
}

.role-badge.reader,
.role-badge.readonly {
    background: rgba(139, 148, 158, 0.12);
    color: var(--text-secondary);
    border: 1px solid rgba(139, 148, 158, 0.25);
}

.role-badge.leader {
    background: rgba(22, 199, 154, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(22, 199, 154, 0.3);
}

.role-badge.follower {
    background: rgba(88, 166, 255, 0.12);
    color: var(--accent-blue);
    border: 1px solid rgba(88, 166, 255, 0.25);
}

.status-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: capitalize;
}

.status-badge.idle,
.status-badge.active,
.status-badge.success {
    background: rgba(22, 199, 154, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(22, 199, 154, 0.3);
}

.status-badge.syncing,
.status-badge.pending {
    background: rgba(210, 153, 34, 0.15);
    color: var(--warning);
    border: 1px solid rgba(210, 153, 34, 0.3);
}

.status-badge.error {
    background: var(--error-bg);
    color: var(--error);
    border: 1px solid var(--error-border);
}

.protection-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 600;
    margin-left: 0.3rem;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.protection-badge.protected {
    background: rgba(22, 199, 154, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(22, 199, 154, 0.3);
}

.protection-badge.unprotected {
    background: rgba(139, 148, 158, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(139, 148, 158, 0.2);
}

.protection-badge:hover {
    filter: brightness(1.2);
}

.protection-badge:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 1px;
}

.btn {
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius);
    cursor: pointer;
    border: 1px solid var(--border);
    transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.btn:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 1px;
}

.btn-primary {
    background: var(--accent-green);
    color: #0d1117;
    border-color: var(--accent-green);
    font-weight: 600;
}

.btn-primary:hover {
    background: #1ad4a6;
    border-color: #1ad4a6;
    box-shadow: 0 0 12px rgba(22, 199, 154, 0.25);
}

.btn-primary:active {
    background: #13b388;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-secondary);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.btn-danger {
    background: var(--error-bg);
    color: var(--error);
    border-color: var(--error-border);
}

.btn-danger:hover {
    background: rgba(248, 81, 73, 0.2);
    border-color: rgba(248, 81, 73, 0.5);
}

.btn-sm {
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
}

.btn-icon {
    font-size: 0.78rem;
    padding: 0.2rem 0.5rem;
}

.actions-cell {
    display: flex;
    gap: 0.4rem;
    align-items: center;
    flex-wrap: wrap;
}

.file-tree-table .file-name {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.file-icon {
    font-size: 1rem;
    flex-shrink: 0;
    width: 1.2rem;
    text-align: center;
}

.file-link {
    color: var(--text);
    text-decoration: none;
    font-family: var(--mono);
    font-size: 0.82rem;
}

.file-link:hover {
    color: var(--accent-blue);
    text-decoration: underline;
}

.dir-link {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
}

.dir-link:hover {
    color: var(--accent-blue);
    text-decoration: underline;
}

.blob-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.blob-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 1rem;
    background: var(--surface-hover);
    border-bottom: 1px solid var(--border);
    font-size: 0.82rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.blob-header .blob-hash {
    font-family: var(--mono);
    color: var(--text-secondary);
    word-break: break-all;
}

.blob-header .blob-size {
    color: var(--text-secondary);
    font-family: var(--mono);
    flex-shrink: 0;
}

.blob-content {
    padding: 1rem;
    overflow-x: auto;
    max-height: 80vh;
    overflow-y: auto;
}

.blob-content pre {
    margin: 0;
    font-family: var(--mono);
    font-size: 0.82rem;
    line-height: 1.5;
    color: var(--text);
    white-space: pre-wrap;
    word-break: break-all;
    tab-size: 4;
}

.blob-binary {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.blob-binary-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 200px);
    padding: 2rem;
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 360px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.login-card h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.login-card label {
    display: block;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    margin-top: 0.75rem;
}

.login-card label:first-of-type {
    margin-top: 0;
}

.login-card input {
    width: 100%;
    padding: 0.45rem 0.6rem;
    font-family: var(--font);
    font-size: 0.85rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.login-card input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.login-card .form-actions {
    margin-top: 1.25rem;
}

.login-card .btn-primary {
    width: 100%;
    padding: 0.5rem;
    font-size: 0.9rem;
    justify-content: center;
}

.login-error {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.82rem;
    margin-top: 0.75rem;
}

.repo-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.repo-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.repo-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.35rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.repo-meta span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.repo-section {
    margin-bottom: 1.5rem;
}

.repo-section h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.branch-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.1rem 0.45rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--accent-blue);
    margin: 0.1rem 0.15rem;
    text-decoration: none;
}

.branch-tag:hover {
    background: var(--surface-hover);
    text-decoration: none;
}

.patch-type-badge {
    display: inline-block;
    padding: 0.1rem 0.45rem;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
}

.patch-type-badge.create {
    background: rgba(22, 199, 154, 0.15);
    color: var(--accent-green);
}

.patch-type-badge.modify {
    background: rgba(88, 166, 255, 0.12);
    color: var(--accent-blue);
}

.patch-type-badge.delete {
    background: var(--error-bg);
    color: var(--error);
}

.patch-type-badge.unknown {
    background: rgba(139, 148, 158, 0.12);
    color: var(--text-secondary);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.pagination .page-info {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.pagination .btn {
    text-decoration: none;
}

.activity-list {
    list-style: none;
    padding: 0;
    margin: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.activity-list li {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    transition: background var(--transition);
}

.activity-list li:hover {
    background: var(--surface-hover);
}

.activity-list li:last-child {
    border-bottom: none;
}

.activity-entry {
    flex: 1;
    min-width: 0;
}

.activity-entry .activity-message {
    color: var(--text);
    word-break: break-word;
}

.activity-time {
    color: var(--text-secondary);
    font-size: 0.78rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.search-results h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem;
    color: var(--text);
}

.search-results h3:first-child {
    margin-top: 0;
}

.search-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.search-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.search-item:last-child {
    border-bottom: none;
}

.search-item a {
    color: var(--accent-blue);
    text-decoration: none;
    font-family: var(--mono);
    font-size: 0.85rem;
}

.search-item a:hover {
    text-decoration: underline;
}

.search-item .search-item-meta {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}

.form-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    animation: slideDown 0.2s ease;
}

.form-panel h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.form-panel label {
    display: block;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    margin-top: 0.6rem;
}

.form-panel label:first-of-type {
    margin-top: 0;
}

.form-panel input[type="text"],
.form-panel input[type="password"],
.form-panel input[type="search"],
.form-panel select {
    width: 100%;
    max-width: 400px;
    padding: 0.4rem 0.6rem;
    font-family: var(--font);
    font-size: 0.85rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-panel input:focus,
.form-panel select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.form-panel select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b949e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    padding-right: 2rem;
}

.form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.form-note {
    color: var(--text-secondary);
    font-size: 0.82rem;
    margin: 0.5rem 0;
}

.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    border-color: var(--border-light);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-green);
    line-height: 1.1;
    font-family: var(--mono);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.3rem;
    font-weight: 500;
}

.dashboard-activity h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.settings-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.settings-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}

.settings-row:last-child {
    border-bottom: none;
}

.settings-row:hover {
    background: var(--surface-hover);
}

.settings-key {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
}

.settings-value {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: var(--mono);
}

.replication-summary {
    display: flex;
    gap: 2rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
}

.replication-summary .detail-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.replication-summary .detail-value {
    font-family: var(--mono);
    font-size: 1rem;
    color: var(--text);
    font-weight: 600;
}

.loading {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.error-banner {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.skeleton-wrap {
    margin-bottom: 2rem;
}

.skeleton-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.skeleton-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    height: 90px;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

@keyframes skeleton-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.7; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    display: flex;
    flex-direction: column-reverse;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.6rem 1rem;
    font-size: 0.82rem;
    color: var(--text);
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
    animation: toastIn 0.25s ease;
    max-width: 360px;
    word-break: break-word;
}

.toast.success {
    border-color: var(--success-border);
    background: var(--success-bg);
    color: var(--accent-green);
}

.toast.error {
    border-color: var(--error-border);
    background: var(--error-bg);
    color: var(--error);
}

.toast.info {
    border-color: rgba(88, 166, 255, 0.3);
    background: rgba(88, 166, 255, 0.1);
    color: var(--accent-blue);
}

.toast.fade-out {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(10px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(10px) scale(0.95); }
}

.confirm-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    animation: fadeIn 0.15s ease;
}

.confirm-dialog {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    animation: slideDown 0.2s ease;
}

.confirm-dialog h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.confirm-dialog p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.confirm-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

footer {
    text-align: center;
    padding: 1rem;
    color: var(--text-secondary);
    font-size: 0.78rem;
    border-top: 1px solid var(--border);
}

.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    .header-center {
        display: none;
    }

    .header-top {
        gap: 0.5rem;
    }

    .user-name {
        max-width: 80px;
    }

    nav.tabs {
        padding: 0 0.75rem;
    }

    .tab {
        height: 38px;
        padding: 0.4rem 0.55rem;
        font-size: 0.78rem;
    }

    main {
        padding: 1rem;
    }

    .dashboard-cards {
        grid-template-columns: 1fr;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .form-panel input[type="text"],
    .form-panel input[type="password"],
    .form-panel input[type="search"],
    .form-panel select {
        max-width: none;
    }

    #toast-container {
        left: 1rem;
        right: 1rem;
    }

    .toast {
        max-width: none;
    }

    .repo-header {
        flex-direction: column;
    }

    .blob-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .pagination {
        flex-wrap: wrap;
    }

    .replication-summary {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (min-width: 769px) {
    .mobile-search-toggle {
        display: none;
    }
}