html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    margin: 0;
    height: 100%;
}

/* ---- GitDraw layout ---- */
.full-page { height: 100vh; }

.app-shell {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.toolbar {
    width: 260px;
    flex: 0 0 260px;
    background: #f5f6f8;
    border-right: 1px solid #dcdfe4;
    padding: 14px 16px;
    overflow-y: auto;
    box-sizing: border-box;
}

.login-display { display: flex; align-items: center; justify-content: flex-end; gap: 8px; min-height: 22px; margin-bottom: 6px; font-size: 0.8rem; }
.login-name { color: #2c3e50; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.login-link { background: none; border: none; color: #0071c1; cursor: pointer; padding: 2px 4px; font-size: 0.8rem; }
.login-link:hover { text-decoration: underline; }

.app-title { font-size: 1.4rem; margin: 0 0 8px; color: #2c3e50; }

/* Document bar */
.docbar { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid #dcdfe4; }
.docbar-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.doc-title { font-weight: 600; color: #2c3e50; font-size: 0.9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-status { font-size: 0.72rem; color: #7a818c; flex: 0 0 auto; }
.doc-status.ok { color: #2e7d32; }
.doc-status.bad { color: #c0392b; }
.docbar-actions { display: flex; gap: 4px; }
.docbar-actions .btn { margin-bottom: 0; padding: 5px 6px; font-size: 0.78rem; }
.docbar-inline { display: flex; gap: 6px; align-items: center; margin-top: 6px; }
.docbar-inline .inp { flex: 1 1 auto; min-width: 0; margin-bottom: 0; }
.docbar-inline .btn { flex: 0 0 auto; width: auto; margin-bottom: 0; padding: 6px 12px; }
.doc-conflict { margin-top: 6px; font-size: 0.78rem; color: #b9621a; }
.doc-list { margin-top: 8px; max-height: 220px; overflow-y: auto; border: 1px solid #e2e5ea; border-radius: 6px; }
.doc-item { display: flex; align-items: center; gap: 6px; padding: 4px 6px; border-bottom: 1px solid #eef0f3; }
.doc-item:last-child { border-bottom: none; }
.doc-item.current { background: #eef4fb; }
.doc-open { flex: 1 1 auto; min-width: 0; text-align: left; background: none; border: none; cursor: pointer; font-size: 0.84rem; color: #0071c1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-open:hover { text-decoration: underline; }
.doc-role { flex: 0 0 auto; font-size: 0.68rem; color: #7a818c; text-transform: uppercase; }

/* Read-only indicators */
.badge-readonly { flex: 0 0 auto; font-size: 0.68rem; font-weight: 600; color: #8a6d00; background: #fff3cd; border: 1px solid #e9d8a6; border-radius: 4px; padding: 1px 6px; text-transform: uppercase; }
.readonly-banner { margin-bottom: 14px; padding: 8px 10px; background: #fff3cd; border: 1px solid #e9d8a6; border-radius: 6px; color: #8a6d00; font-size: 0.8rem; }

/* Share modal (gd- prefix avoids colliding with Bootstrap's .modal / .modal-backdrop) */
.gd-modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.25); z-index: 1000; }
.gd-modal {
    position: fixed; z-index: 1001; top: 90px; left: 50%; transform: translateX(-50%);
    width: 380px; max-width: calc(100vw - 32px); background: #fff; border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.25); padding: 16px;
}
.gd-modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.share-add { display: flex; gap: 6px; align-items: center; margin-bottom: 10px; }
.share-add input.inp { flex: 1 1 auto; min-width: 0; margin-bottom: 0; }
.share-add .btn { flex: 0 0 auto; width: auto; margin-bottom: 0; padding: 6px 12px; }
.gd-modal .role-select { flex: 0 0 auto; width: 88px; margin-bottom: 0; }
.share-row { display: flex; align-items: center; gap: 6px; padding: 5px 0; border-top: 1px solid #eef0f3; }
.share-email { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.85rem; }

.tool-section { margin-bottom: 18px; }
.tool-section h2 {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #7a818c;
    margin: 0 0 6px;
}
.tool-section.selected { background: #eef4fb; border-radius: 6px; padding: 10px; }

.inp {
    width: 100%;
    box-sizing: border-box;
    padding: 6px 8px;
    margin-bottom: 6px;
    border: 1px solid #cfd4db;
    border-radius: 5px;
    font-size: 0.85rem;
}

.btn {
    width: 100%;
    padding: 7px 10px;
    margin-bottom: 6px;
    border: 1px solid #cfd4db;
    border-radius: 5px;
    background: #fff;
    cursor: pointer;
    font-size: 0.85rem;
    text-align: center;
}
.btn:hover:not(:disabled) { background: #eef1f5; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: #3498db; color: #fff; border-color: #2c82c4; }
.btn.primary:hover:not(:disabled) { background: #2c82c4; }
.btn.danger { color: #c0392b; border-color: #e2b6b1; }
.file-btn { display: block; }
.file-btn input { display: none; }

.muted { font-size: 0.78rem; color: #7a818c; margin-bottom: 6px; }
.error { color: #c0392b; font-size: 0.8rem; margin-top: 8px; }

.canvas-scroll {
    flex: 1 1 auto;
    overflow: auto;
    background: #fafbfc;
}

.rightpanel {
    width: 240px;
    flex: 0 0 240px;
    background: #f5f6f8;
    border-left: 1px solid #dcdfe4;
    padding: 14px 16px;
    overflow-y: auto;
    box-sizing: border-box;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.panel-title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #7a818c;
    margin: 0;
}
.btn.small { width: auto; margin: 0; padding: 3px 10px; font-size: 0.75rem; }
.gitdraw-svg { display: block; }

.toolbar-footer { margin-top: 16px; padding-top: 10px; border-top: 1px solid #dcdfe4; }
.toolbar-footer a { color: #0071c1; font-size: 0.82rem; text-decoration: none; }
.toolbar-footer a:hover { text-decoration: underline; }

/* Help page */
.help-page { max-width: 760px; margin: 0 auto; padding: 28px 24px 60px; color: #2c3e50; line-height: 1.5; }
.help-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.help-page h1 { font-size: 1.6rem; margin: 0; }
.help-page h2 { font-size: 1.05rem; margin: 22px 0 6px; color: #34495e; }
.help-page ul { margin: 0; padding-left: 20px; }
.help-page li { margin: 3px 0; }
.help-page .btn.small { width: auto; flex: 0 0 auto; }

/* Printing / Save-as-PDF: render only the diagram, scaled to the page. */
@media print {
    .toolbar, .rightpanel, #blazor-error-ui,
    .ctx-menu, .gd-modal, .gd-modal-backdrop, .segment-hit { display: none !important; }
    .app-shell, .full-page { display: block !important; height: auto !important; overflow: visible !important; }
    .canvas-scroll { overflow: visible !important; background: #fff !important; }
    .gitdraw-svg { width: 100% !important; height: auto !important; }
    html, body { background: #fff !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    @page { margin: 1cm; }
}

.branch-label { font-size: 12px; font-weight: 600; }
.commit-node { cursor: pointer; }
.commit-msg { font-size: 11px; fill: #2c3e50; }
.commit-id { font-size: 9px; fill: #95a5a6; font-family: monospace; }
.tag-text { font-size: 11px; fill: #7a5c00; font-weight: 600; }
.axis-label { font-size: 10px; fill: #7a818c; }

/* Clickable branch segments: click the line to insert a commit. */
.segment-hit { pointer-events: stroke; cursor: cell; }

/* Right-click context menu */
.ctx-backdrop { position: fixed; inset: 0; z-index: 1000; }
.ctx-menu {
    position: fixed; z-index: 1001; min-width: 170px; padding: 4px;
    background: #fff; border: 1px solid #cfd4db; border-radius: 6px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.18); font-size: 0.85rem;
}
.ctx-title { padding: 4px 8px; font-family: monospace; font-size: 0.72rem; color: #95a5a6; }
.ctx-sep { height: 1px; background: #eef0f3; margin: 4px 0; }
.ctx-item { display: block; width: 100%; text-align: left; padding: 6px 8px; border: none; background: none; cursor: pointer; border-radius: 4px; font-size: 0.85rem; color: #2c3e50; }
.ctx-item:hover { background: #eef1f5; }
.ctx-item.danger { color: #c0392b; }
.ctx-readonly { padding: 6px 8px; color: #7a818c; font-style: italic; }

/* In merge mode, commits read as targets. */
.gitdraw-svg.merging .commit-node { cursor: crosshair; }

.merging-hint { color: #b9621a; }

.lane-row { display: flex; align-items: center; gap: 6px; margin-bottom: 5px; }
.lane-swatch { width: 12px; height: 12px; border-radius: 3px; flex: 0 0 auto; }
.lane-name-input { flex: 1 1 auto; min-width: 0; padding: 4px 6px; border: 1px solid #cfd4db; border-radius: 5px; font-size: 0.85rem; }
.lane-input { width: 44px; flex: 0 0 auto; padding: 4px 6px; border: 1px solid #cfd4db; border-radius: 5px; font-size: 0.85rem; }
.lane-del { flex: 0 0 auto; width: 26px; padding: 4px 0; border: 1px solid #e2b6b1; border-radius: 5px; background: #fff; color: #c0392b; cursor: pointer; font-size: 0.85rem; }
.lane-del:hover:not(:disabled) { background: #fdecea; }
.lane-del:disabled { opacity: 0.4; cursor: not-allowed; }

h1:focus {
    outline: none;
}

a, .btn-link {
    color: #0071c1;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.loading-progress {
    position: absolute;
    display: block;
    width: 8rem;
    height: 8rem;
    inset: 20vh 0 auto 0;
    margin: 0 auto 0 auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #e0e0e0;
        stroke-width: 0.6rem;
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: #1b6ec2;
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray 0.05s ease-in-out;
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Loading");
    }

code {
    color: #c02d76;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}