/* View Transitions */
@view-transition {
    navigation: auto;
}

.site-nav {
    view-transition-name: site-nav;
}
.repo-header {
    view-transition-name: repo-header;
}
.breadcrumb {
    view-transition-name: breadcrumb;
}

/* ============================================================
   @layer reset
   ============================================================ */
@layer reset {
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        -webkit-text-size-adjust: 100%;
    }
    body {
        min-height: 100dvh;
        min-width: 500px;
    }
    img,
    video {
        max-width: 100%;
        height: auto;
    }
    button,
    input,
    textarea,
    select {
        font: inherit;
    }
    a {
        color: inherit;
    }
    ul,
    ol {
        list-style: none;
    }
    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        font-weight: 600;
        line-height: 1.2;
    }
    pre,
    code {
        font-family: var(--font-mono);
    }
}

/* ============================================================
   @layer tokens
   ============================================================ */
@layer tokens {
    :root {
        /* Colors — light */
        --color-bg: #ffffff;
        --color-bg-subtle: #f6f8fa;
        --color-bg-inset: #eef0f2;
        --color-border: #d0d7de;
        --color-border-muted: #e4e7eb;
        --color-text: #1f2328;
        --color-text-muted: #656d76;
        --color-link: #0969da;
        --color-link-hover: #0550ae;

        --color-accent: #fd7e14;
        --color-accent-bg: #fff3cd;

        --color-success: #1a7f37;
        --color-success-bg: #dafbe1;
        --color-danger: #cf222e;
        --color-danger-bg: #ffebe9;
        --color-warning: #9a6700;
        --color-warning-bg: #fff8c5;
        --color-merged: #8250df;
        --color-merged-bg: #fbefff;

        /* Typography */
        --font-sans:
            system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        --font-mono:
            ui-monospace, "Cascadia Code", "Source Code Pro", monospace;

        --text-xs: 0.75rem;
        --text-sm: 0.875rem;
        --text-base: 1rem;
        --text-lg: 1.125rem;
        --text-xl: 1.25rem;
        --text-2xl: 1.5rem;
        --text-3xl: 1.875rem;

        /* Spacing */
        --space-1: 0.25rem;
        --space-2: 0.5rem;
        --space-3: 0.75rem;
        --space-4: 1rem;
        --space-5: 1.25rem;
        --space-6: 1.5rem;
        --space-8: 2rem;
        --space-10: 2.5rem;
        --space-12: 3rem;
        --space-16: 4rem;

        /* Border radius */
        --radius-sm: 4px;
        --radius-md: 6px;
        --radius-lg: 8px;
        --radius-full: 9999px;

        /* Shadows */
        --shadow-sm: 0 1px 0 rgba(27, 31, 36, 0.04);
        --shadow-md: 0 3px 6px rgba(140, 149, 159, 0.15);
        --shadow-lg: 0 8px 24px rgba(140, 149, 159, 0.2);
    }

    @media (prefers-color-scheme: dark) {
        :root {
            --color-bg: #0d1117;
            --color-bg-subtle: #161b22;
            --color-bg-inset: #1c2128;
            --color-border: #30363d;
            --color-border-muted: #21262d;
            --color-text: #e6edf3;
            --color-text-muted: #7d8590;
            --color-link: #58a6ff;
            --color-link-hover: #79c0ff;

            --color-accent: #f0883e;
            --color-accent-bg: #3d2f00;

            --color-success: #3fb950;
            --color-success-bg: #0d2b19;
            --color-danger: #f85149;
            --color-danger-bg: #2d1419;
            --color-warning: #d29922;
            --color-warning-bg: #2c2000;
            --color-merged: #bc8cff;
            --color-merged-bg: #1e0b3e;
        }
    }

    /* Explicit theme overrides — applied via data-theme attribute set by cookie */
    :root[data-theme="dark"] {
        --color-bg: #0d1117;
        --color-bg-subtle: #161b22;
        --color-bg-inset: #1c2128;
        --color-border: #30363d;
        --color-border-muted: #21262d;
        --color-text: #e6edf3;
        --color-text-muted: #7d8590;
        --color-link: #58a6ff;
        --color-link-hover: #79c0ff;
        --color-accent: #f0883e;
        --color-accent-bg: #3d2f00;
        --color-success: #3fb950;
        --color-success-bg: #0d2b19;
        --color-danger: #f85149;
        --color-danger-bg: #2d1419;
        --color-warning: #d29922;
        --color-warning-bg: #2c2000;
        --color-merged: #bc8cff;
        --color-merged-bg: #1e0b3e;
    }
    :root[data-theme="light"] {
        --color-bg: #ffffff;
        --color-bg-subtle: #f6f8fa;
        --color-bg-inset: #eef0f2;
        --color-border: #d0d7de;
        --color-border-muted: #e4e7eb;
        --color-text: #1f2328;
        --color-text-muted: #656d76;
        --color-link: #0969da;
        --color-link-hover: #0550ae;
        --color-accent: #fd7e14;
        --color-accent-bg: #fff3cd;
        --color-success: #1a7f37;
        --color-success-bg: #dafbe1;
        --color-danger: #cf222e;
        --color-danger-bg: #ffebe9;
        --color-warning: #9a6700;
        --color-warning-bg: #fff8c5;
        --color-merged: #8250df;
        --color-merged-bg: #fbefff;
    }
}

/* ============================================================
   @layer layout
   ============================================================ */
@layer layout {
    body {
        font-family: var(--font-sans);
        font-size: var(--text-base);
        color: var(--color-text);
        background: var(--color-bg);
        display: grid;
        grid-template-rows: auto 1fr auto;
        min-height: 100dvh;
    }

    .site-header {
        background: var(--color-bg-subtle);
        border-bottom: 1px solid var(--color-border);
        position: sticky;
        top: 0;
        z-index: 100;
    }

    .site-nav {
        max-width: 1200px;
        margin: 0 auto;
        padding: var(--space-3) var(--space-4);
        display: flex;
        align-items: center;
        gap: var(--space-4);
    }

    .site-logo {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        text-decoration: none;
        font-weight: 700;
        font-size: var(--text-lg);
        color: var(--color-text);
    }

    .logo-icon {
        width: 1.6em;
        height: 1.6em;
        display: block;
        flex-shrink: 0;
    }

    .nav-links {
        margin-left: auto;
        display: flex;
        align-items: center;
        gap: var(--space-3);
    }

    .nav-user {
        font-size: var(--text-sm);
        color: var(--color-text-muted);
    }

    .site-main {
        padding: var(--space-8) var(--space-4);
        min-width: 0;
    }

    .site-footer {
        text-align: center;
        padding: var(--space-6) var(--space-4);
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        border-top: 1px solid var(--color-border);
    }

    .container {
        max-width: 1000px;
        margin: 0 auto;
        overflow-x: clip;
    }

    .container-narrow {
        max-width: 680px;
    }

    .inline-form {
        display: inline;
    }

    /* --- Two-step delete confirmation --- */
    .confirm-details {
        position: relative;
        display: inline-block;
    }
    .confirm-details > summary {
        list-style: none;
    }
    .confirm-details > summary::-webkit-details-marker {
        display: none;
    }
    .confirm-popup {
        position: absolute;
        right: 0;
        top: calc(100% + var(--space-1));
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: var(--space-3) var(--space-4);
        display: flex;
        align-items: center;
        gap: var(--space-3);
        white-space: nowrap;
        z-index: 100;
        font-size: var(--text-sm);
        color: var(--color-text-muted);
    }
}

/* ============================================================
   @layer components
   ============================================================ */
@layer components {
    /* --- Buttons --- */
    .btn {
        display: inline-flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-4);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        font-size: var(--text-sm);
        font-weight: 500;
        text-decoration: none;
        cursor: pointer;
        background: var(--color-bg-subtle);
        color: var(--color-text);
        transition:
            background 0.1s,
            border-color 0.1s;
        white-space: nowrap;
    }
    .btn:hover {
        background: var(--color-bg-inset);
        border-color: var(--color-border);
    }
    .btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }
    .btn-primary {
        background: var(--color-accent);
        border-color: transparent;
        color: #fff;
    }
    .btn-primary:hover {
        background: color-mix(in srgb, var(--color-accent) 82%, #000);
    }
    .btn-secondary {
        background: var(--color-bg-subtle);
        border-color: var(--color-border);
    }
    .btn-ghost {
        background: transparent;
        border-color: transparent;
    }
    .btn-ghost:hover {
        background: var(--color-bg-inset);
    }
    /* Keep ghost transparent even when combined with size variants */
    .btn-ghost.btn-xs,
    .btn-ghost.btn-sm {
        background: transparent;
        border-color: transparent;
    }
    .btn-ghost.btn-xs:hover,
    .btn-ghost.btn-sm:hover {
        background: var(--color-bg-inset);
    }
    .btn-sm {
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
    }
    .btn-block {
        width: 100%;
        justify-content: center;
    }

    /* --- Forms --- */
    .form-group {
        display: flex;
        flex-direction: column;
        gap: var(--space-2);
        margin-bottom: var(--space-4);
    }
    .form-group label {
        font-size: var(--text-sm);
        font-weight: 500;
        color: var(--color-text);
    }
    .form-group input:not([type="file"]):not([type="checkbox"]),
    .form-group textarea,
    .form-group select {
        padding: var(--space-2) var(--space-3);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        background: var(--color-bg);
        color: var(--color-text);
        font-size: var(--text-sm);
    }
    .form-group input:not([type="file"]):not([type="checkbox"]):focus,
    .form-group textarea:focus {
        outline: 2px solid var(--color-accent);
        outline-offset: -1px;
        border-color: var(--color-accent);
    }
    .form-group input[type="file"] {
        font-size: var(--text-sm);
        color: var(--color-text);
        padding: 0;
        border: none;
        background: none;
    }
    .form-group textarea {
        resize: vertical;
        min-height: 120px;
    }
    .form-success {
        background: var(--color-success-bg);
        color: var(--color-success);
        border: 1px solid var(--color-success);
        border-radius: var(--radius-md);
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        margin-bottom: var(--space-4);
    }
    .form-hint {
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        margin: 0;
    }
    .form-error {
        background: var(--color-danger-bg);
        color: var(--color-danger);
        border: 1px solid var(--color-danger);
        border-radius: var(--radius-md);
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        margin-bottom: var(--space-4);
    }
    .form-actions {
        display: flex;
        gap: var(--space-3);
        align-items: center;
        flex-wrap: wrap;
    }
    .form-card {
        background: var(--color-bg-subtle);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        padding: var(--space-6);
        margin-top: var(--space-4);
    }
    .checkbox-label {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        cursor: pointer;
    }

    /* --- Page header --- */
    .page-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: var(--space-6);
        gap: var(--space-4);
    }
    .page-title {
        font-size: var(--text-2xl);
        color: var(--color-text);
        margin-bottom: var(--space-4);
    }
    .page-title a {
        text-decoration: none;
        color: var(--color-link);
    }
    .page-title a:hover {
        text-decoration: underline;
    }
    .section-title {
        font-size: var(--text-lg);
        margin-bottom: var(--space-4);
        padding-bottom: var(--space-2);
        border-bottom: 1px solid var(--color-border);
    }

    /* --- Auth --- */
    .auth-container {
        max-width: 400px;
        margin: var(--space-12) auto;
    }
    .auth-container .page-title {
        margin-bottom: var(--space-6);
    }
    .auth-form {
        margin-bottom: var(--space-4);
    }
    .auth-footer {
        text-align: center;
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        margin-top: var(--space-4);
    }
    .passkey-btn {
        display: none;
        margin-top: var(--space-3);
    }

    /* --- Repo header --- */
    .repo-header {
        margin-bottom: var(--space-2);
    }
    .repo-title-row {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        flex-wrap: wrap;
    }
    .repo-title-row .page-title {
        margin-bottom: 0;
    }
    .repo-header-title {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        flex-wrap: wrap;
    }
    .repo-description {
        color: var(--color-text-muted);
        margin-top: var(--space-2);
    }
    .repo-header-meta {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        margin-bottom: var(--space-3);
        font-size: var(--text-sm);
        color: var(--color-text-muted);
    }
    .icon {
        font-style: normal;
    }

    /* --- Branch selector --- */
    .branch-selector {
        display: inline-flex;
        align-items: center;
        gap: var(--space-2);
    }
    .branch-selector-icon {
        color: var(--color-text-muted);
        font-size: var(--text-sm);
        user-select: none;
    }
    .branch-select {
        padding: var(--space-1) var(--space-2);
        padding-right: var(--space-5);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        background: var(--color-bg-subtle);
        font-size: var(--text-sm);
        font-family: var(--font-mono);
        color: var(--color-text);
        cursor: pointer;
        appearance: auto;
        max-width: 180px;
    }
    .branch-select:hover {
        border-color: var(--color-text-muted);
    }
    .branch-select:focus {
        outline: 2px solid var(--color-accent);
        outline-offset: -1px;
    }

    /* toolbar row above file tree */
    .tree-toolbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: var(--space-3);
    }

    /* commits-header flex row */
    .commits-header {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        margin-bottom: var(--space-4);
        flex-wrap: wrap;
    }
    .commits-header .section-title {
        margin-bottom: 0;
    }

    /* --- Repo nav bar (tabs + private badge) --- */
    .repo-nav-bar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid var(--color-border);
        margin-bottom: var(--space-6);
        gap: var(--space-4);
    }

    /* --- Repo tabs --- */
    .repo-tabs {
        display: flex;
        gap: 0;
        flex: 1;
        overflow-x: auto;
        overflow-y: hidden;
    }
    .repo-tab {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        text-decoration: none;
        color: var(--color-text-muted);
        border-bottom: 2px solid transparent;
        margin-bottom: -1px;
        transition: color 0.1s;
    }
    .repo-tab:hover {
        color: var(--color-text);
    }
    .repo-tab.active {
        color: var(--color-text);
        font-weight: 600;
        border-bottom-color: var(--color-accent);
    }
    /* Align active indicator with nav-bar border */
    .repo-tab {
        margin-bottom: -1px;
    }

    /* --- Repo list --- */
    .repo-list {
        display: flex;
        flex-direction: column;
        gap: var(--space-2);
    }
    .repo-card {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        padding: var(--space-4) var(--space-5);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        background: var(--color-bg);
        gap: var(--space-4);
        transition: border-color 0.15s;
    }
    .repo-card:hover {
        border-color: var(--color-accent);
    }
    .repo-card-main {
        flex: 1;
        min-width: 0;
    }
    .repo-card-title {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        flex-wrap: wrap;
        margin-bottom: var(--space-1);
    }
    .repo-name {
        font-size: var(--text-lg);
        font-weight: 600;
        color: var(--color-link);
        text-decoration: none;
    }
    .repo-name:hover {
        text-decoration: underline;
    }
    .repo-card-meta {
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        gap: var(--space-1);
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        white-space: nowrap;
    }
    .repo-date {
        color: var(--color-text-muted);
    }

    /* --- Badges --- */
    .badge {
        display: inline-flex;
        align-items: center;
        padding: 1px var(--space-2);
        border-radius: var(--radius-full);
        font-size: var(--text-xs);
        font-weight: 500;
        border: 1px solid;
        text-decoration: none;
    }
    .badge-private {
        color: var(--color-warning);
        border-color: var(--color-warning);
        background: var(--color-warning-bg);
    }
    .issue-badge,
    .patch-badge {
        display: inline-flex;
        align-items: center;
        padding: var(--space-1) var(--space-3);
        border-radius: var(--radius-full);
        font-size: var(--text-xs);
        font-weight: 500;
        text-transform: capitalize;
    }
    .issue-badge.open,
    .patch-badge.open {
        background: var(--color-success-bg);
        color: var(--color-success);
    }
    .issue-badge.closed,
    .patch-badge.closed {
        background: var(--color-danger-bg);
        color: var(--color-danger);
    }
    .issue-badge.completed {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .patch-badge.merged {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .sig-badge {
        display: inline-flex;
        align-items: center;
        padding: var(--space-1) var(--space-3);
        border-radius: var(--radius-full);
        font-size: var(--text-xs);
        font-weight: 500;
    }
    .sig-badge.verified {
        background: var(--color-success-bg);
        color: var(--color-success);
    }
    .sig-badge.unverified {
        background: var(--color-danger-bg);
        color: var(--color-danger);
    }

    /* --- Empty state --- */
    .empty-state {
        text-align: center;
        padding: var(--space-16) var(--space-4);
        color: var(--color-text-muted);
    }
    .empty-state p {
        margin-bottom: var(--space-4);
        font-size: var(--text-lg);
    }

    /* --- Breadcrumb --- */
    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: var(--space-1);
        font-size: var(--text-sm);
        margin-bottom: var(--space-4);
    }
    .breadcrumb a {
        color: var(--color-link);
        text-decoration: none;
    }
    .breadcrumb a:hover {
        text-decoration: underline;
    }
    .breadcrumb-sep {
        color: var(--color-text-muted);
    }
    .breadcrumb-current {
        color: var(--color-text-muted);
    }

    /* --- File tree --- */
    .file-tree {
        width: 100%;
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        border-collapse: collapse;
        overflow: hidden;
        margin-bottom: var(--space-6);
    }
    .file-tree-row {
        border-bottom: 1px solid var(--color-border-muted);
    }
    .file-tree-row:last-child {
        border-bottom: none;
    }
    .file-tree-row:hover {
        background: var(--color-bg-subtle);
    }
    .file-icon,
    .file-name,
    .file-size {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-sm);
        vertical-align: middle;
    }
    .file-icon {
        width: 36px;
        padding-right: var(--space-1);
        text-align: center;
        line-height: 0;
    }
    .file-name {
        width: 100%;
    }
    .file-name a {
        color: var(--color-link);
        text-decoration: none;
    }
    .file-name a:hover {
        text-decoration: underline;
    }
    .file-name a.file-name-dir {
        font-weight: 500;
    }
    .file-size {
        text-align: right;
        color: var(--color-text-muted);
        font-size: var(--text-xs);
        white-space: nowrap;
        padding-right: var(--space-4);
    }
    .file-icon-dir {
        color: var(--color-link);
    }
    .file-icon-file {
        color: var(--color-text-muted);
    }
    .tree-icon {
        display: inline-block;
        vertical-align: text-bottom;
    }
    .file-tree-row-up .file-name a {
        color: var(--color-text-muted);
    }
    .file-tree-row-up .file-name a:hover {
        color: var(--color-link);
    }

    /* --- File blob --- */
    .file-blob-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-3) var(--space-4);
        background: var(--color-bg-subtle);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .file-blob-name {
        font-size: var(--text-sm);
        font-weight: 500;
    }
    .file-blob-body {
        border: 1px solid var(--color-border);
        border-top: none;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        overflow: auto;
    }
    /* Blob line-number table */
    .blob-table {
        min-width: 100%;
        border-collapse: collapse;
        font-family: var(--font-mono);
        font-size: var(--text-sm);
        line-height: 1.6;
        background-color: var(--shiki-light-bg, #fff);
        color: var(--shiki-light, inherit);
    }
    .blob-ln {
        width: 1%;
        min-width: 48px;
        text-align: right;
        padding: 0 var(--space-3);
        color: var(--color-text-muted);
        border-right: 1px solid var(--color-border-muted);
        user-select: none;
        white-space: nowrap;
        vertical-align: top;
    }
    .blob-ln a {
        color: inherit;
        text-decoration: none;
    }
    .blob-ln a:hover {
        color: var(--color-link);
    }
    .blob-code {
        padding: 0 var(--space-4);
        white-space: pre;
        overflow: visible;
        vertical-align: top;
    }
    .blob-table tr:target {
        background: color-mix(in srgb, #ddf4ff 60%, transparent);
    }
    .blob-table tr:target .blob-ln {
        background: color-mix(in srgb, #ddf4ff 80%, transparent);
    }
    .file-download-notice {
        padding: var(--space-8);
        text-align: center;
        color: var(--color-text-muted);
    }
    .file-download-notice p {
        margin-bottom: var(--space-4);
    }
    .file-media {
        padding: var(--space-4);
        display: flex;
        justify-content: center;
        background: var(--color-canvas-subtle);
    }
    .file-media-img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .file-media-audio {
        width: 100%;
        max-width: 600px;
    }
    .file-media-video {
        max-width: 100%;
        max-height: 80vh;
    }

    /* --- Commit list --- */
    .commit-list {
        display: flex;
        flex-direction: column;
    }
    .commit-item {
        display: flex;
        flex-direction: column;
        padding: var(--space-3) 0;
        border-bottom: 1px solid var(--color-border-muted);
        gap: var(--space-2);
    }
    .commit-item:last-child {
        border-bottom: none;
    }
    .commit-subject {
        color: var(--color-text);
        text-decoration: none;
        font-size: var(--text-sm);
        font-weight: 500;
    }
    .commit-subject:hover {
        color: var(--color-link);
    }
    .commit-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-3);
        font-size: var(--text-xs);
        color: var(--color-text-muted);
    }
    .commit-meta-right {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        white-space: nowrap;
    }
    .commit-hash {
        font-family: var(--font-mono);
        color: var(--color-link);
        text-decoration: none;
        background: var(--color-bg-inset);
        padding: 1px var(--space-2);
        border-radius: var(--radius-sm);
    }
    .commit-hash:hover {
        text-decoration: underline;
    }
    .mono {
        font-family: var(--font-mono);
    }

    /* --- Commit detail viewer --- */
    .commit-page-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: var(--space-4);
    }
    .commit-card {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-4);
        overflow: hidden;
    }
    .commit-card-subject {
        font-size: var(--text-xl);
        font-weight: 600;
        padding: var(--space-5) var(--space-6);
        border-bottom: 1px solid var(--color-border);
        line-height: 1.3;
    }
    .commit-card-body {
        padding: var(--space-4) var(--space-6);
        font-family: inherit;
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        border-bottom: 1px solid var(--color-border);
        overflow-x: auto;
    }
    .commit-card-meta {
        padding: var(--space-4) var(--space-6);
        display: flex;
        flex-direction: column;
        gap: var(--space-2);
        background: var(--color-bg-subtle);
    }
    .commit-card-meta-row {
        display: flex;
        align-items: baseline;
        gap: var(--space-3);
        font-size: var(--text-sm);
        flex-wrap: wrap;
    }
    .commit-meta-label {
        font-weight: 600;
        color: var(--color-text-muted);
        min-width: 5rem;
        font-size: var(--text-xs);
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }
    .commit-sha-full {
        font-size: var(--text-xs);
        background: var(--color-bg-inset);
        padding: 2px var(--space-2);
        border-radius: var(--radius-sm);
        word-break: break-all;
    }
    .commit-stats-bar {
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        margin-bottom: var(--space-4);
    }

    /* --- Commit layout (sidebar + diffs) --- */
    .commit-layout {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--space-5);
        align-items: start;
    }
    .commit-diffs {
        min-width: 0;
    }
    @media (min-width: 900px) {
        .commit-layout {
            grid-template-columns: 220px 1fr;
        }
        .commit-layout:has(.file-nav-details:not([open])) {
            grid-template-columns: auto 1fr;
        }
    }

    /* --- File nav sidebar --- */
    .commit-file-nav {
        position: sticky;
        top: calc(56px + var(--space-4));
        max-height: calc(100vh - 140px);
        overflow-y: auto;
    }
    .file-nav-details {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        background: var(--color-bg-subtle);
        overflow: hidden;
    }
    .file-nav-toggle {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        font-weight: 500;
        cursor: pointer;
        list-style: none;
        user-select: none;
        border-bottom: 1px solid var(--color-border);
    }
    .file-nav-toggle::-webkit-details-marker {
        display: none;
    }
    .file-nav-details:not([open]) .file-nav-toggle {
        border-bottom: none;
    }
    .file-nav-toggle-icon {
        font-size: 1em;
        transition: transform 0.15s;
    }
    .file-nav-details:not([open]) .file-nav-toggle-icon {
        transform: rotate(-90deg);
    }
    .file-nav-list {
        padding: var(--space-1) 0;
        list-style: none;
    }
    .file-nav-item {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
        text-decoration: none;
        color: var(--color-text);
        border-radius: 0;
        overflow: hidden;
    }
    .file-nav-item:hover {
        background: var(--color-bg-inset);
    }
    .file-nav-status {
        flex-shrink: 0;
        width: 16px;
        height: 16px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-sm);
        font-size: 9px;
        font-weight: 700;
        font-family: var(--font-mono);
    }
    .file-status-added {
        background: var(--color-success-bg);
        color: var(--color-success);
    }
    .file-status-deleted {
        background: var(--color-danger-bg);
        color: var(--color-danger);
    }
    .file-status-modified {
        background: var(--color-accent-bg);
        color: var(--color-accent);
    }
    .file-status-renamed {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .file-status-copied {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .file-nav-name {
        flex: 1;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-family: var(--font-mono);
    }
    .file-nav-stat {
        flex-shrink: 0;
        display: flex;
        gap: var(--space-1);
        font-size: var(--text-xs);
        font-family: var(--font-mono);
    }
    .nav-add {
        color: var(--color-success);
    }
    .nav-del {
        color: var(--color-danger);
    }
    .nav-binary {
        color: var(--color-muted);
        font-size: var(--text-xs);
    }
    .file-nav-dir > details > .file-nav-list {
        padding-left: var(--space-4);
    }
    .file-nav-dir-toggle {
        display: flex;
        align-items: center;
        gap: var(--space-1);
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
        font-family: var(--font-mono);
        color: var(--color-text-muted);
        cursor: pointer;
        list-style: none;
        user-select: none;
    }
    .file-nav-dir-toggle::-webkit-details-marker {
        display: none;
    }
    .file-nav-dir > details:not([open]) .file-nav-toggle-icon {
        transform: rotate(-90deg);
    }

    /* --- Diff file cards --- */
    .diff-file {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-4);
        overflow: hidden;
    }
    .diff-file-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-3);
        padding: var(--space-3) var(--space-4);
        background: var(--color-bg-subtle);
        cursor: pointer;
        list-style: none;
        user-select: none;
        flex-wrap: wrap;
    }
    .diff-file-header::-webkit-details-marker {
        display: none;
    }
    .diff-file-header-left {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        min-width: 0;
        flex: 1;
    }
    .diff-file-header-right {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        flex-shrink: 0;
        flex-wrap: wrap;
    }
    .diff-file-toggle-icon {
        font-size: 0.7em;
        flex-shrink: 0;
        transition: transform 0.15s;
    }
    .diff-file:not([open]) .diff-file-toggle-icon {
        transform: rotate(-90deg);
    }
    .diff-status-badge {
        flex-shrink: 0;
        width: 18px;
        height: 18px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-sm);
        font-size: 10px;
        font-weight: 700;
        font-family: var(--font-mono);
    }
    .diff-status-added {
        background: var(--color-success-bg);
        color: var(--color-success);
    }
    .diff-status-deleted {
        background: var(--color-danger-bg);
        color: var(--color-danger);
    }
    .diff-status-modified {
        background: var(--color-accent-bg);
        color: var(--color-accent);
    }
    .diff-status-renamed {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .diff-status-copied {
        background: var(--color-merged-bg);
        color: var(--color-merged);
    }
    .diff-file-path {
        font-size: var(--text-sm);
        font-weight: 500;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .diff-rename-arrow {
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .diff-stat-add {
        color: var(--color-success);
        font-size: var(--text-sm);
        font-family: var(--font-mono);
        font-weight: 600;
    }
    .diff-stat-del {
        color: var(--color-danger);
        font-size: var(--text-sm);
        font-family: var(--font-mono);
        font-weight: 600;
    }
    .diff-stat-binary {
        color: var(--color-muted);
        font-size: var(--text-sm);
        font-family: var(--font-mono);
    }
    .btn-xs {
        padding: 1px var(--space-2);
        font-size: var(--text-xs);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-sm);
        background: var(--color-bg);
        color: var(--color-text);
        text-decoration: none;
        cursor: pointer;
        white-space: nowrap;
        font-family: var(--font-mono);
        display: inline-flex;
        align-items: center;
        transition: background 0.1s;
    }
    .btn-xs:hover {
        background: var(--color-bg-inset);
    }

    /* --- Diff file body --- */
    .diff-binary-notice {
        padding: var(--space-4) var(--space-6);
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        font-style: italic;
    }
    .diff-hunk {
        border-top: 1px solid var(--color-border-muted);
        overflow-x: auto;
    }
    .diff-hunk:first-child {
        border-top: none;
    }
    .diff-hunk-header {
        padding: var(--space-1) var(--space-4);
        font-family: var(--font-mono);
        font-size: var(--text-xs);
        font-weight: normal;
        text-align: left;
        background: color-mix(
            in srgb,
            var(--color-merged-bg) 50%,
            var(--color-bg)
        );
        color: var(--color-merged);
        border-bottom: 1px solid var(--color-border-muted);
        white-space: pre;
    }

    /* --- Diff table --- */
    .diff-table {
        min-width: 100%;
        border-collapse: collapse;
        font-family: var(--font-mono);
        font-size: var(--text-xs);
        line-height: 1.5;
    }
    .diff-ln {
        width: 44px;
        min-width: 44px;
        text-align: right;
        padding: 0 var(--space-2);
        color: var(--color-text-muted);
        border-right: 1px solid var(--color-border-muted);
        user-select: none;
        vertical-align: top;
        white-space: nowrap;
    }
    .diff-sign {
        width: 18px;
        min-width: 18px;
        text-align: center;
        padding: 0 var(--space-1);
        user-select: none;
        vertical-align: top;
    }
    .diff-code {
        padding: 0 var(--space-3);
        white-space: pre;
        overflow: visible;
        vertical-align: top;
        word-break: normal;
    }
    /* Row type backgrounds */
    .diff-row-add {
        background: color-mix(
            in srgb,
            var(--color-success-bg) 70%,
            transparent
        );
    }
    .diff-row-del {
        background: color-mix(in srgb, var(--color-danger-bg) 70%, transparent);
    }
    .diff-row-add .diff-ln,
    .diff-row-add .diff-sign {
        background: color-mix(
            in srgb,
            var(--color-success-bg) 90%,
            transparent
        );
    }
    .diff-row-del .diff-ln,
    .diff-row-del .diff-sign {
        background: color-mix(in srgb, var(--color-danger-bg) 90%, transparent);
    }
    .diff-row-add .diff-sign {
        color: var(--color-success);
        font-weight: 700;
    }
    .diff-row-del .diff-sign {
        color: var(--color-danger);
        font-weight: 700;
    }

    /* Shiki dark-mode support in diff code cells */
    @media (prefers-color-scheme: dark) {
        .diff-code span[style] {
            /* biome-ignore lint/complexity/noImportantStyles: required to override shiki inline styles */
            color: var(--shiki-dark) !important;
        }
    }

    /* Shiki dark-mode support in file blob view */
    @media (prefers-color-scheme: dark) {
        .blob-table {
            background-color: var(--shiki-dark-bg);
            color: var(--shiki-dark);
        }
        .blob-table span[style] {
            /* biome-ignore lint/complexity/noImportantStyles: required to override shiki inline styles */
            color: var(--shiki-dark) !important;
        }
        .blob-table tr:target {
            background: color-mix(in srgb, #1c3a52 60%, transparent);
        }
        .blob-table tr:target .blob-ln {
            background: color-mix(in srgb, #1c3a52 80%, transparent);
        }
    }
    :root[data-theme="dark"] .blob-table {
        background-color: var(--shiki-dark-bg);
        color: var(--shiki-dark);
    }
    :root[data-theme="dark"] .blob-table span[style] {
        /* biome-ignore lint/complexity/noImportantStyles: required to override shiki inline styles */
        color: var(--shiki-dark) !important;
    }

    /* --- Issue / Patch list --- */
    .list-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-3) var(--space-4);
        background: var(--color-bg-subtle);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        gap: var(--space-4);
    }
    .list-header-tabs {
        display: flex;
        gap: var(--space-2);
    }
    .list-tab {
        padding: var(--space-1) var(--space-3);
        border-radius: var(--radius-md);
        font-size: var(--text-sm);
        text-decoration: none;
        color: var(--color-text-muted);
    }
    .list-tab:hover {
        background: var(--color-bg-inset);
        color: var(--color-text);
    }
    .list-tab.active {
        background: var(--color-bg-inset);
        color: var(--color-text);
        font-weight: 600;
    }
    .issue-list {
        border: 1px solid var(--color-border);
        border-top: none;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }
    .issue-item {
        padding: var(--space-4) var(--space-4);
        border-bottom: 1px solid var(--color-border-muted);
    }
    .issue-item:last-child {
        border-bottom: none;
    }
    .issue-main {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        margin-bottom: var(--space-1);
        flex-wrap: wrap;
    }
    .issue-title {
        font-weight: 500;
        text-decoration: none;
        color: var(--color-text);
        flex: 1;
    }
    .issue-title:hover {
        color: var(--color-link);
    }
    .issue-meta {
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        display: flex;
        gap: var(--space-3);
    }
    .issue-status-dot,
    .patch-status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        flex-shrink: 0;
    }
    .issue-status-dot.open,
    .patch-status-dot.open {
        background: var(--color-success);
    }
    .issue-status-dot.closed,
    .patch-status-dot.closed {
        background: var(--color-danger);
    }
    .issue-status-dot.completed {
        background: var(--color-merged);
    }
    .patch-status-dot.merged {
        background: var(--color-merged);
    }

    /* --- Issue detail / Timeline --- */
    .issue-detail-header {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        margin-bottom: var(--space-6);
    }
    .issue-number {
        font-size: var(--text-2xl);
        font-weight: 600;
        color: var(--color-text-muted);
        white-space: nowrap;
    }
    .issue-detail-title {
        font-size: var(--text-2xl);
        font-weight: 600;
        overflow-wrap: anywhere;
    }
    .issue-detail-meta-actions {
        margin-left: auto;
        display: flex;
        gap: var(--space-2);
    }
    .patch-author-meta {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        font-size: var(--text-xs);
        margin-top: calc(-1 * var(--space-4));
        margin-bottom: var(--space-6);
    }
    .patch-author-label {
        color: var(--color-text-muted);
    }
    .patch-author-identity {
        font-family: monospace;
    }
    .timeline-item {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-4);
        overflow: hidden;
    }
    .timeline-author {
        background: var(--color-bg-subtle);
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-3);
        border-bottom: 1px solid var(--color-border);
        overflow-wrap: anywhere;
    }
    .timeline-author time {
        color: var(--color-text-muted);
        font-size: var(--text-xs);
        width: max-content;
    }
    .timeline-author-right {
        margin-left: auto;
        display: flex;
        align-items: center;
        gap: var(--space-2);
    }
    .edited-indicator {
        color: var(--color-text-muted);
        font-size: var(--text-xs);
        cursor: default;
    }

    /* --- Avatars --- */
    .avatar {
        display: inline-flex;
        border-radius: 4px;
        overflow: hidden;
        flex-shrink: 0;
        vertical-align: middle;
    }
    .avatar-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        color: transparent;
    }
    .avatar-placeholder {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 4px;
        background: var(--color-bg-inset);
        color: var(--color-text-muted);
        font-weight: 600;
        flex-shrink: 0;
        vertical-align: middle;
    }
    .avatar-settings {
        display: flex;
        align-items: flex-start;
        gap: var(--space-5);
    }
    .avatar-actions {
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
    }
    .nav-user {
        display: inline-flex;
        align-items: center;
        gap: var(--space-2);
    }
    .timeline-body {
        padding: var(--space-4);
    }
    .timeline-item-new {
        padding: var(--space-4);
    }
    .timeline-item-new .section-title {
        font-size: var(--text-base);
        border: none;
        padding-bottom: 0;
    }
    /* Edit <details> (summary only) in .timeline-author; form is a sibling shown via :has() */
    .timeline-author-right .inline-edit-details {
        border: none;
    }
    .timeline-author-right .inline-edit-details > summary {
        padding: 0;
        list-style: none;
    }
    .timeline-author-right
        .inline-edit-details
        > summary::-webkit-details-marker {
        display: none;
    }
    .inline-edit-details .when-open {
        display: none;
    }
    .inline-edit-details[open] .when-closed {
        display: none;
    }
    .inline-edit-details[open] .when-open {
        display: inline;
    }
    .inline-edit-form-area {
        display: none;
        border-top: 1px solid var(--color-border-muted);
    }
    .timeline-item:has(.inline-edit-details[open]) .inline-edit-form-area {
        display: block;
    }
    .timeline-item:has(.inline-edit-details[open]) .timeline-body {
        display: none;
    }

    /* Title edit in issue/patch header */
    .issue-detail-header {
        align-items: flex-start;
    }
    .title-with-edit {
        flex: 1;
        min-width: 0;
        display: flex;
        flex-direction: column;
        gap: var(--space-1);
    }
    .title-edit-details {
        border: none;
        align-self: flex-start;
    }
    .title-with-edit:has(.title-edit-details[open]) .issue-detail-title {
        display: none;
    }
    .title-with-edit:has(.title-edit-details[open]) > .title-edit-details {
        display: none;
    }
    .title-edit-details > summary {
        padding: 0;
        list-style: none;
    }
    .title-edit-details > summary::-webkit-details-marker {
        display: none;
    }
    .title-edit-form-area {
        display: none;
    }
    .title-with-edit:has(.title-edit-details[open]) .title-edit-form-area {
        display: flex;
        flex: 1;
        min-width: 0;
    }
    .title-edit-form {
        display: flex;
        flex-direction: column;
        gap: var(--space-2);
        flex: 1;
        min-width: 0;
    }
    .title-edit-form .form-input {
        min-width: 0;
        width: 100%;
        padding: var(--space-2) var(--space-3);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        background: var(--color-bg);
        color: var(--color-text);
        font-size: var(--text-sm);
    }
    .title-edit-form .form-input:focus {
        outline: 2px solid var(--color-accent);
        outline-offset: -1px;
        border-color: var(--color-accent);
    }
    .title-edit-actions {
        display: flex;
        gap: var(--space-2);
    }

    .inline-edit-form {
        padding: var(--space-4);
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
    }

    /* --- Reactions --- */
    .reaction-bar {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-4);
        border-top: 1px solid var(--color-border-muted);
    }
    .reaction-form {
        display: inline;
    }
    .reaction-btn {
        display: inline-flex;
        align-items: center;
        gap: var(--space-1);
        padding: var(--space-1) var(--space-3);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-full);
        background: var(--color-bg-subtle);
        color: var(--color-text);
        font-size: var(--text-sm);
        cursor: pointer;
        transition: background 0.1s;
    }
    .reaction-btn:hover {
        background: var(--color-bg-inset);
    }
    .reaction-btn.reacted {
        background: var(--color-accent-bg);
        border-color: var(--color-accent);
    }
    .reaction-picker {
        position: relative;
    }
    .reaction-add-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        border: 1px dashed var(--color-border);
        border-radius: var(--radius-full);
        background: transparent;
        cursor: pointer;
        font-size: var(--text-base);
        color: var(--color-text-muted);
        list-style: none;
    }
    .reaction-add-btn::-webkit-details-marker {
        display: none;
    }
    .reaction-picker-dropdown {
        position: absolute;
        bottom: calc(100% + var(--space-2));
        left: 0;
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        padding: var(--space-2);
        display: flex;
        gap: var(--space-1);
        z-index: 10;
    }
    .reaction-picker-btn {
        background: none;
        border: none;
        font-size: 1.25rem;
        cursor: pointer;
        padding: var(--space-1);
        border-radius: var(--radius-sm);
    }
    .reaction-picker-btn:hover {
        background: var(--color-bg-inset);
    }

    /* --- Patch subview tabs --- */
    .patch-tab-nav {
        display: flex;
        border-bottom: 1px solid var(--color-border);
        margin-bottom: var(--space-6);
    }
    .tab-count {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 1.4em;
        padding: 0 var(--space-1);
        margin-left: var(--space-1);
        font-size: var(--text-xs);
        font-weight: 500;
        background: var(--color-bg-inset);
        border-radius: 999px;
        color: var(--color-text-muted);
    }

    /* --- Patch apply status --- */
    .apply-status {
        margin: var(--space-4) 0;
    }
    .apply-result {
        display: flex;
        align-items: flex-start;
        gap: var(--space-2);
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-md);
        font-size: var(--text-sm);
        flex-direction: column;
    }
    .apply-result > div {
        display: flex;
        gap: var(--space-2);
        align-items: center;
    }
    .apply-clean {
        background: var(--color-success-bg);
        color: var(--color-success);
        border: 1px solid var(--color-success);
    }
    .apply-conflict {
        background: var(--color-danger-bg);
        color: var(--color-danger);
        border: 1px solid var(--color-danger);
    }
    .apply-checking,
    .apply-unknown {
        color: var(--color-text-muted);
        font-style: italic;
        font-size: var(--text-sm);
    }
    .apply-output {
        font-family: var(--font-mono);
        font-size: var(--text-xs);
        white-space: pre-wrap;
        margin-top: var(--space-2);
        padding: var(--space-2);
        background: rgba(0, 0, 0, 0.05);
        border-radius: var(--radius-sm);
        width: 100%;
    }
    .patch-actions {
        display: flex;
        gap: var(--space-3);
        margin: var(--space-4) 0;
        flex-wrap: wrap;
    }
    .patch-card-title-row {
        display: flex;
        align-items: flex-start;
        gap: var(--space-3);
        justify-content: space-between;
        margin-bottom: var(--space-3);
    }
    .patch-card-title-row .commit-card-subject {
        margin-bottom: 0;
    }
    .patch-card-description {
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: 1px solid var(--color-border-muted);
    }

    /* --- Repo home layout --- */
    .repo-home-layout {
        display: grid;
        gap: var(--space-8);
    }
    @media (min-width: 768px) {
        .repo-home-layout {
            grid-template-columns: 1fr 1fr;
        }
    }
    .readme-section {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        overflow: hidden;
    }
    .readme-header {
        background: var(--color-bg-subtle);
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        font-weight: 500;
        border-bottom: 1px solid var(--color-border);
    }
    /* --- Code setup block --- */
    .code-setup {
        background: var(--color-bg-subtle);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        padding: var(--space-4);
        font-size: var(--text-sm);
        margin-top: var(--space-4);
        overflow: auto;
        text-align: left;
    }
    .code-plain {
        background: var(--color-bg-subtle);
        padding: var(--space-4);
        overflow: auto;
        font-size: var(--text-sm);
        line-height: 1.6;
    }

    /* --- Markdown body --- */
    .markdown-body {
        font-size: var(--text-sm);
        line-height: 1.6;
        color: var(--color-text);
    }
    .markdown-body h1,
    .markdown-body h2,
    .markdown-body h3,
    .markdown-body h4,
    .markdown-body h5,
    .markdown-body h6 {
        margin-top: var(--space-6);
        margin-bottom: var(--space-3);
    }
    .markdown-body p {
        margin-bottom: var(--space-4);
    }
    .markdown-body a {
        color: var(--color-link);
    }
    .markdown-body code {
        background: var(--color-bg-inset);
        padding: 0.1em 0.3em;
        border-radius: var(--radius-sm);
        font-size: 0.9em;
    }
    .markdown-body pre {
        background: var(--color-bg-subtle);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: var(--space-4);
        overflow: auto;
        margin-bottom: var(--space-4);
    }
    .markdown-body pre code {
        background: none;
        padding: 0;
    }
    .markdown-body ul,
    .markdown-body ol {
        padding-left: var(--space-6);
        margin-bottom: var(--space-4);
    }
    .markdown-body ul {
        list-style: disc;
    }
    .markdown-body ol {
        list-style: decimal;
    }
    .markdown-body li {
        margin-bottom: var(--space-1);
    }
    .markdown-body blockquote {
        border-left: 3px solid var(--color-border);
        padding-left: var(--space-4);
        color: var(--color-text-muted);
        margin: var(--space-4) 0;
    }
    .markdown-body table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: var(--space-4);
    }
    .markdown-body th,
    .markdown-body td {
        padding: var(--space-2) var(--space-3);
        border: 1px solid var(--color-border);
    }
    .markdown-body th {
        background: var(--color-bg-subtle);
        font-weight: 600;
    }
    .markdown-body hr {
        border: none;
        border-top: 1px solid var(--color-border);
        margin: var(--space-6) 0;
    }
    .markdown-body img {
        max-width: 100%;
        border-radius: var(--radius-md);
    }
    .markdown-body details {
        margin-bottom: var(--space-4);
    }
    .markdown-body summary {
        cursor: pointer;
        font-weight: 500;
    }
    .readme-section .markdown-body {
        padding: var(--space-4);
    }

    /* --- Search form --- */
    .search-form {
        margin-bottom: var(--space-5);
    }
    .search-input-wrap {
        display: flex;
        gap: var(--space-2);
        max-width: 480px;
    }
    .search-input {
        flex: 1;
        padding: var(--space-2) var(--space-3);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        background: var(--color-bg);
        color: var(--color-text);
        font-size: var(--text-sm);
    }
    .search-input:focus {
        outline: 2px solid var(--color-accent);
        outline-offset: -1px;
        border-color: var(--color-accent);
    }

    /* --- Issue close bar --- */
    .issue-close-bar {
        display: flex;
        justify-content: flex-end;
        padding: var(--space-3) 0;
        border-top: 1px solid var(--color-border-muted);
        margin-top: var(--space-2);
    }

    /* --- Auth divider --- */
    .auth-divider {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        margin: var(--space-4) 0;
        color: var(--color-text-muted);
        font-size: var(--text-sm);
    }
    .auth-divider::before,
    .auth-divider::after {
        content: "";
        flex: 1;
        height: 1px;
        background: var(--color-border);
    }

    /* --- Passkey UI in settings --- */
    .passkey-actions {
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
        align-items: flex-start;
        margin-top: var(--space-3);
    }
    .passkey-status {
        font-size: var(--text-sm);
    }

    /* --- Danger zone --- */
    .danger-zone {
        margin-top: var(--space-8);
    }
    .danger-title {
        color: var(--color-danger);
        border-bottom-color: var(--color-danger);
    }
    .danger-card {
        border-color: var(--color-danger);
        background: var(--color-danger-bg);
    }
    .danger-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-4);
        flex-wrap: wrap;
    }
    .danger-item p {
        margin: var(--space-1) 0 0;
    }
    .btn-danger {
        background: var(--color-danger);
        border-color: transparent;
        color: #fff;
    }
    .btn-danger:hover {
        filter: brightness(0.9);
    }

    /* --- Release list items --- */
    .release-item-header {
        display: flex;
        gap: var(--space-3);
        align-items: flex-start;
    }
    .release-item-main {
        flex: 1;
        min-width: 0;
    }
    .release-item-title {
        font-size: var(--text-lg);
        font-weight: 700;
        text-decoration: none;
        color: var(--color-text);
        display: block;
        margin-bottom: var(--space-1);
    }
    .release-item-title:hover {
        color: var(--color-link);
    }
    .release-item-meta {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-3);
        align-items: center;
        font-size: var(--text-xs);
        color: var(--color-text-muted);
    }
    .release-item-date {
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        gap: var(--space-2);
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* --- Release notes preview in list --- */
    .release-notes-section {
        margin-top: var(--space-3);
    }
    .release-notes-label {
        font-size: var(--text-xs);
        font-weight: 600;
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: var(--space-2);
    }
    .notes-expand > summary {
        list-style: none;
        cursor: pointer;
        outline: none;
    }
    .notes-expand > summary::-webkit-details-marker {
        display: none;
    }
    .notes-preview {
        max-height: calc(5 * 1.6em);
        overflow: hidden;
        position: relative;
        white-space: pre-wrap;
        font-size: var(--text-sm);
        color: var(--color-text);
        line-height: 1.6;
        word-break: break-word;
        margin-bottom: var(--space-1);
    }
    .notes-preview::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 2.5em;
        background: linear-gradient(transparent, var(--color-bg));
        pointer-events: none;
    }
    .notes-expand[open] .notes-preview {
        display: none;
    }
    .notes-full {
        padding-top: var(--space-3);
        padding-bottom: var(--space-1);
    }
    .notes-expand[open] {
        display: flex;
        flex-direction: column;
    }
    .notes-expand[open] > summary {
        order: 1;
    }
    .notes-expand[open] > .notes-full {
        order: 0;
    }
    .notes-toggle-label {
        display: inline-block;
        font-size: var(--text-xs);
        color: var(--color-link);
        margin-top: var(--space-1);
    }
    .notes-toggle-label:hover {
        text-decoration: underline;
    }
    .notes-toggle-label::before {
        content: "Show more ↓";
    }
    .notes-expand[open] .notes-toggle-label::before {
        content: "Show less ↑";
    }

    /* --- Release detail --- */
    .release-detail {
        padding: var(--space-6) 0;
    }
    .release-header {
        margin-bottom: var(--space-6);
    }
    .release-notes {
        margin-bottom: var(--space-6);
    }
    .release-assets {
        margin-bottom: var(--space-6);
    }
    .release-assets-heading {
        font-size: var(--text-base);
        font-weight: 600;
        margin-bottom: var(--space-3);
    }
    .asset-list {
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        overflow: hidden;
    }
    .asset-item {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        padding: var(--space-3) var(--space-4);
        border-bottom: 1px solid var(--color-border-muted);
        font-size: var(--text-sm);
    }
    .asset-item:last-child {
        border-bottom: none;
    }
    .asset-name {
        flex: 1;
        color: var(--color-link);
        text-decoration: none;
        font-family: var(--font-mono);
        font-size: var(--text-xs);
    }
    .asset-name:hover {
        text-decoration: underline;
    }
    .asset-name-pending {
        color: var(--color-text-muted);
        cursor: default;
    }
    .asset-item-pending {
        opacity: 0.6;
    }
    .asset-size,
    .asset-meta {
        color: var(--color-text-muted);
        font-size: var(--text-xs);
        white-space: nowrap;
    }
    .release-back {
        margin-top: var(--space-4);
        display: flex;
        gap: var(--space-3);
        align-items: center;
        justify-content: space-between;
    }
}

/* ============================================================
   @layer utilities
   ============================================================ */
@layer utilities {
    .text-muted {
        color: var(--color-text-muted);
    }
    .text-sm {
        font-size: var(--text-sm);
    }
    .text-xs {
        font-size: var(--text-xs);
    }
    .font-mono {
        font-family: var(--font-mono);
    }
    .mt-1 {
        margin-top: var(--space-1);
    }
    .mt-2 {
        margin-top: var(--space-2);
    }
    .mt-4 {
        margin-top: var(--space-4);
    }
    .mt-6 {
        margin-top: var(--space-6);
    }
    .mb-4 {
        margin-bottom: var(--space-4);
    }
    .flex {
        display: flex;
    }
    .gap-2 {
        gap: var(--space-2);
    }
    .gap-4 {
        gap: var(--space-4);
    }
    .items-center {
        align-items: center;
    }
    .justify-between {
        justify-content: space-between;
    }
    .hidden {
        display: none;
    }
}

/* ============================================================
   Pagination
   ============================================================ */
.commit-verify-hint {
    margin-bottom: var(--space-4);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}
.commit-verify-hint code {
    word-break: break-all;
}
.commit-cursor-nav {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-2);
    padding: var(--space-4) 0 var(--space-2);
}

.commit-cursor-prev {
    flex: 1;
}
.commit-cursor-next {
    flex: 1;
    text-align: right;
}

.pagination {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-2);
    padding: var(--space-4) 0 var(--space-2);
}

.pagination-prev {
    justify-self: start;
}
.pagination-next {
    justify-self: end;
}

.pagination-info {
    justify-self: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    color: var(--color-text);
    background: var(--color-bg-subtle);
    transition:
        background 0.1s,
        border-color 0.1s;
    white-space: nowrap;
}

.pagination-btn:hover {
    background: var(--color-bg-inset);
    border-color: var(--color-border);
    color: var(--color-text);
    text-decoration: none;
}

/* Settings */
.theme-options {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}
.theme-option {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-size: var(--text-sm);
}
.settings-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}
.passkey-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}
.passkey-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border-muted);
    font-size: var(--text-sm);
}
.passkey-item:last-child {
    border-bottom: none;
}
.passkey-date {
    flex: 1;
    color: var(--color-text-muted);
}
.ssh-key-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    min-width: 0;
}
.ssh-key-name {
    font-weight: 500;
}
.ssh-key-fingerprint {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.form-textarea {
    resize: vertical;
    min-height: 4.5rem;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
}
/* Clone popup */
.clone-popup-details {
    position: relative;
    display: inline-block;
}
.clone-popup-details > summary {
    list-style: none;
}
.clone-popup-details > summary::-webkit-details-marker {
    display: none;
}
.clone-popup {
    position: absolute;
    right: 1rem;
    top: calc(100% + var(--space-2));
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    min-width: 22rem;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}
.clone-url-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.clone-url-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    min-width: 2.75rem;
}
.clone-url-input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border-muted);
    border-radius: var(--radius-md);
    padding: var(--space-1) var(--space-2);
    color: var(--color-text);
    cursor: text;
    min-width: 0;
}
.user-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}
.user-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border-muted);
    font-size: var(--text-sm);
}
.user-item:last-child {
    border-bottom: none;
}
.user-name {
    font-weight: 500;
    flex: 1;
}
.user-date {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
}