:root {
    color-scheme: dark;
    --router-bg: #0d0f12;
    --router-sidebar: #15181d;
    --router-panel: #1b1f25;
    --router-panel-2: #222831;
    --router-border: #303741;
    --router-text: #f3f5f7;
    --router-muted: #9da6b2;
    --router-accent: #2dd4bf;
    --router-accent-strong: #14b8a6;
    --router-blue: #60a5fa;
    --router-danger: #fb7185;
    --router-sidebar-width: 284px;
    --router-composer-height: 86px;
    --router-input: #101318;
    --router-topbar: rgba(13, 15, 18, 0.96);
    --router-link-text: #dbe0e7;
    --router-assistant-avatar: #123c38;
    --router-code-bg: #080a0d;
    --router-thinking-bg: #11151a;
    --router-thinking-border: #344150;
    --router-subtle: #171c22;
    --router-strong-text: #dce3eb;
    --router-soft-border: #252b33;
    --router-trigger-bg: #171b21;
    --router-popover-bg: #181c22;
    --router-track: #343941;
    --router-selected: #122b2a;
    --router-toast-bg: #20262e;
    --router-preview-bg: #090b0e;
    --router-shadow: rgba(0,0,0,.35);
}

[data-theme="light"] {
    color-scheme: light;
    --router-bg: #f5f7fa;
    --router-sidebar: #ffffff;
    --router-panel: #ffffff;
    --router-panel-2: #edf1f5;
    --router-border: #d4dbe3;
    --router-text: #18212b;
    --router-muted: #667281;
    --router-accent: #0f8f83;
    --router-accent-strong: #0b7a70;
    --router-blue: #2563eb;
    --router-danger: #c7344b;
    --router-input: #ffffff;
    --router-topbar: rgba(255, 255, 255, 0.96);
    --router-link-text: #2e3945;
    --router-assistant-avatar: #d9f3ee;
    --router-code-bg: #f0f3f6;
    --router-thinking-bg: #f8fafc;
    --router-thinking-border: #bdc9d6;
    --router-subtle: #edf1f5;
    --router-strong-text: #27323e;
    --router-soft-border: #dde3ea;
    --router-trigger-bg: #ffffff;
    --router-popover-bg: #ffffff;
    --router-track: #d3dae3;
    --router-selected: #e0f3ef;
    --router-toast-bg: #ffffff;
    --router-preview-bg: #eef1f4;
    --router-shadow: rgba(25, 35, 45, .18);
}

[data-theme="light"] .router-status.completed { color: #08786e; }
[data-theme="light"] .router-status.failed,
[data-theme="light"] .router-activity-row.failed > i,
[data-theme="light"] .router-activity-row.failed > em { color: #b4233a; }
[data-theme="light"] .router-activity-row.completed > i { color: #08786e; }

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; }
body { font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif; background: var(--router-bg); color: var(--router-text); letter-spacing: 0; }
button, input, select, textarea { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
.hidden { display: none !important; }
.mobile-only { display: none !important; }

.router-shell { display: grid; grid-template-columns: var(--router-sidebar-width) minmax(0, 1fr); width: 100%; height: 100%; overflow: hidden; }
.router-sidebar { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: hidden; background: var(--router-sidebar); border-right: 1px solid var(--router-border); }
.router-sidebar-resize { position: absolute; z-index: 45; top: 0; right: 0; bottom: 0; width: 6px; cursor: col-resize; touch-action: none; }
.router-sidebar-resize:hover, .router-sidebar-resize:focus-visible, .router-sidebar-resizing .router-sidebar-resize { background: var(--router-accent); opacity: .65; outline: none; }
.router-sidebar-resizing, .router-sidebar-resizing * { cursor: col-resize !important; user-select: none !important; }
.router-brand { flex-shrink: 0; padding: 18px 16px 12px; }
.router-brand-link { display: flex; align-items: center; gap: 10px; color: var(--router-text); text-decoration: none; font-weight: 700; font-size: 17px; }
.router-brand-link i { color: var(--router-accent); font-size: 22px; }
.router-brand-icon { width: 1.45em; height: 1.45em; flex: 0 0 auto; }
.router-brand-link span { min-width: 0; overflow-wrap: anywhere; }
.router-brand small { display: block; margin: 5px 0 0 32px; color: var(--router-muted); font-size: 11px; }
.router-primary-nav { display: grid; gap: 3px; padding: 8px; }
.router-new-chat-nav { flex-shrink: 0; padding-bottom: 3px; }
.router-sidebar-scroll { display: flex; flex: 1; flex-direction: column; min-height: 0; overflow-x: hidden; overflow-y: auto; overscroll-behavior-y: contain; }
.router-sidebar-scroll > .router-primary-nav { flex-shrink: 0; padding-top: 0; }
.router-sidebar-scroll > .router-search, .router-sidebar-scroll > .router-sidebar-section { flex-shrink: 0; }
.router-sidebar-scroll > .router-sidebar-section.recent-section,
.router-sidebar-scroll > .router-sidebar-section:has(#router-project-links) { display: block; flex: none; max-height: none; overflow: visible; }
.router-sidebar-scroll .router-link-list { overflow: visible; }
.router-sidebar-scroll > .router-user-bar { margin-top: auto; }
.router-nav-item { display: flex; align-items: center; gap: 11px; width: 100%; min-height: 42px; padding: 8px 11px; border: 0; border-radius: 6px; background: transparent; color: var(--router-text); text-decoration: none; cursor: pointer; text-align: left; }
.router-nav-item:hover, .router-nav-item.active { background: var(--router-panel-2); }
.router-nav-item i { width: 20px; font-size: 19px; color: var(--router-muted); }
.router-search { padding: 4px 12px 8px; }
.router-search input, .router-field input, .router-field textarea, .router-field select, .router-composer textarea {
    width: 100%; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-input); color: var(--router-text); outline: none;
}
.router-search input { height: 36px; padding: 0 10px; }
.router-search input:focus, .router-field input:focus, .router-field textarea:focus, .router-field select:focus, .router-composer textarea:focus { border-color: var(--router-accent); }
.router-sidebar-section { padding: 8px; min-height: 0; }
.router-sidebar-section.recent-section { flex: 1; overflow: hidden; display: flex; flex-direction: column; }
.router-section-title { display: flex; flex-shrink: 0; align-items: center; justify-content: space-between; padding: 5px 8px; color: var(--router-muted); font-size: 12px; font-weight: 600; }
.router-section-title a { color: inherit; }
.router-link-list { min-height: 0; overflow-y: auto; }
.router-side-link { display: flex; align-items: center; gap: 8px; min-height: 34px; padding: 6px 8px; border-radius: 5px; color: var(--router-link-text); text-decoration: none; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.router-side-link:hover, .router-side-link.active { background: var(--router-panel-2); }
.router-side-link i { color: var(--router-muted); flex: 0 0 auto; }
.router-conversation-title { min-width: 0; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-conversation-status { flex: 0 0 auto; color: var(--router-accent); font-size: 10px; }
.router-side-link[data-active-status="running"] > i { color: var(--router-accent); }
.router-conversation-spinner { animation: router-spin 1s linear infinite; }
.router-sidebar-section:has(#router-project-links) { max-height: 40%; display: flex; flex-direction: column; }
.router-project-row { display: flex; align-items: center; min-height: 36px; border-radius: 5px; }
.router-project-row:hover { background: var(--router-panel-2); }
.router-project-toggle { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; min-height: 36px; padding: 6px 8px; border: 0; background: transparent; color: var(--router-link-text); text-align: left; cursor: pointer; font-size: 13px; }
.router-project-toggle > span, .router-project-chats .router-side-link > span { min-width: 0; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-project-toggle i { flex-shrink: 0; color: var(--router-muted); }
.router-project-caret { font-size: 11px; transition: transform .15s ease; }
.router-project-toggle[aria-expanded="true"] .router-project-caret { transform: rotate(90deg); }
.router-project-more { flex: 0 0 30px; width: 30px; height: 30px; margin-right: 2px; }
.router-project-more i { font-size: 20px; }
.router-project-chats { margin: 2px 4px 6px 16px; padding-left: 8px; border-left: 1px solid var(--router-border); }
.router-project-empty, .router-project-retry { display: block; padding: 8px; color: var(--router-muted); font-size: 12px; }
.router-project-retry { width: 100%; border: 0; background: transparent; text-align: left; cursor: pointer; }
.router-project-menu { position: fixed; z-index: 120; display: grid; width: 190px; max-width: calc(100vw - 16px); padding: 5px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-popover-bg); box-shadow: 0 8px 24px var(--router-shadow); }
.router-project-menu [role="menuitem"] { display: flex; align-items: center; gap: 9px; width: 100%; min-height: 36px; padding: 7px 9px; border: 0; border-radius: 4px; background: transparent; color: var(--router-text); font-size: 13px; text-decoration: none; text-align: left; cursor: pointer; }
.router-project-menu [role="menuitem"]:hover, .router-project-menu [role="menuitem"]:focus-visible { background: var(--router-panel-2); outline: none; }
.router-project-toggle:focus-visible, .router-project-more:focus-visible, .router-project-retry:focus-visible { outline: 2px solid var(--router-accent); outline-offset: -2px; }
#project-settings-form, #project-knowledge-panel { scroll-margin-top: 16px; }
.router-project-content { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: start; }
.router-project-dialog { width: min(620px, calc(100vw - 32px)); max-height: calc(100dvh - 40px); margin: auto; padding: 0; overflow: hidden; border: 1px solid var(--router-border); border-radius: 8px; background: var(--router-panel); color: var(--router-text); box-shadow: 0 20px 60px var(--router-shadow); }
.router-project-dialog[open] { display: flex; flex-direction: column; }
.router-project-dialog::backdrop { background: rgba(0, 0, 0, .4); }
.router-project-dialog-header { display: flex; flex-shrink: 0; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; }
.router-project-dialog-header h2 { margin: 0; font-size: 18px; font-weight: 600; }
.router-project-dialog-form { display: flex; flex-direction: column; min-height: 0; flex: 1; }
.router-project-dialog [hidden] { display: none !important; }
.router-project-tabs { display: flex; flex-shrink: 0; gap: 20px; padding: 0 24px; margin-bottom: 16px; border-bottom: 1px solid var(--router-border); }
.router-project-tabs button { padding: 10px 0; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--router-muted); font: inherit; cursor: pointer; }
.router-project-tabs button[aria-selected="true"] { color: var(--router-accent); border-bottom-color: var(--router-accent); }
.router-project-knowledge-upload { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.router-project-knowledge-upload input { min-width: 0; flex: 1; max-width: 100%; }
.router-project-knowledge-upload .router-button { flex-shrink: 0; }
.router-project-dialog .router-list-row-main strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.router-project-dialog .router-list-row > .router-icon-button { flex-shrink: 0; }
.router-project-dialog .router-list-row-main { min-width: 0; }
.router-section-title #router-project-create { width: 28px; height: 28px; }
.router-project-dialog-body { min-height: 0; padding: 0 24px 20px; overflow-y: auto; overscroll-behavior: contain; }
.router-project-dialog-body .router-field { margin-bottom: 16px; }
.router-project-dialog .router-project-dialog-body textarea { min-height: 64px; resize: vertical; }
.router-project-dialog-body #project-instructions { min-height: 100px; }
.router-project-name-field { position: relative; }
.router-project-name-field > i { position: absolute; top: 50%; left: 12px; transform: translateY(-50%); color: var(--router-muted); }
.router-project-dialog .router-project-name-field input { padding-left: 38px; }
.router-project-dialog-footer { display: flex; flex-shrink: 0; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px; border-top: 1px solid var(--router-border); }
.router-project-dialog-footer > div { display: flex; gap: 8px; margin-left: auto; }
.router-project-dialog-footer .router-button { white-space: nowrap; }
.router-project-dialog-error { margin: 0; color: var(--router-danger); font-size: 13px; line-height: 1.6; overflow-wrap: anywhere; }
.router-project-dialog button:disabled { opacity: .5; cursor: wait; }
@media (max-width: 620px) {
    .router-project-content { grid-template-columns: minmax(0, 1fr); }
    .router-project-dialog { width: calc(100vw - 24px); max-height: calc(100dvh - 24px); }
    .router-project-dialog-header { padding: 12px 14px; }
    .router-project-dialog-body { padding: 0 16px 16px; }
    .router-project-dialog-footer { padding: 12px 14px; }
}
.router-user-bar { display: flex; flex-shrink: 0; align-items: center; gap: 9px; min-height: 66px; padding: 10px 12px; border-top: 1px solid var(--router-border); }
.router-avatar { display: grid; place-items: center; width: 34px; height: 34px; flex: 0 0 34px; border-radius: 50%; background: var(--router-panel-2); overflow: hidden; }
.router-avatar img { width: 100%; height: 100%; object-fit: cover; }
.router-user-copy { display: grid; min-width: 0; flex: 1; }
.router-user-copy strong { font-size: 13px; overflow: hidden; text-overflow: ellipsis; }
.router-user-copy span { color: var(--router-muted); font-size: 11px; }
.router-icon-button { display: inline-grid; place-items: center; width: 36px; height: 36px; padding: 0; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--router-muted); cursor: pointer; }
.router-icon-button:hover { border-color: var(--router-border); color: var(--router-text); background: var(--router-panel-2); }

.router-main { display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: 58px minmax(0, 1fr); min-width: 0; min-height: 0; }
.router-topbar { display: flex; align-items: center; gap: 12px; padding: 0 18px; border-bottom: 1px solid var(--router-border); background: var(--router-topbar); }
.router-topbar-title { min-width: 0; flex: 1; font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-topbar-actions { display: flex; align-items: center; gap: 6px; min-width: 0; }
.router-project-label { min-width: 0; max-width: 260px; margin-right: 4px; overflow: hidden; color: var(--router-muted); font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.router-conversation-stats { min-width: 0; max-width: 260px; margin-right: 4px; overflow: hidden; color: var(--router-muted); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.router-view { min-width: 0; min-height: 0; overflow: auto; }
.router-app[data-layout="desktop"] .router-view.router-file-dragging { outline: 2px solid var(--router-accent); outline-offset: -4px; }
.router-file-dragging .router-composer { outline: 2px solid var(--router-accent); outline-offset: 2px; }
.router-loading { display: flex; align-items: center; justify-content: center; gap: 8px; height: 100%; color: var(--router-muted); }
.router-citation-unresolved { color: var(--router-muted); font-size: .8em; }
.router-math-display, .router-math-fallback { max-width: 100%; overflow-x: auto; overflow-y: hidden; margin: 14px 0; padding: 6px 0; }
.router-math-display .katex-display { margin: 0; text-align: left; }
.router-math-display .katex-display > .katex { text-align: left; }
.router-math-fallback { white-space: pre-wrap; font-family: monospace; font-size: 13px; }
.router-sent-images { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.router-sent-images:empty { display: none; }
.router-sent-image { position: relative; flex: 0 0 80px; width: 80px; height: 80px; padding: 0; border: 0; border-radius: 8px; overflow: hidden; background: var(--router-panel-2); color: var(--router-muted); cursor: zoom-in; }
.router-sent-image img { display: block; width: 100%; height: 100%; object-fit: cover; }
.router-sent-image-fallback { display: none; }
.router-sent-image.is-error img { display: none; }
.router-sent-image.is-error .router-sent-image-fallback { display: grid; place-items: center; height: 100%; font-size: 12px; }
.router-attachment-list:empty { display: none; }
.router-loading i { animation: router-spin 1s linear infinite; }
@keyframes router-spin { to { transform: rotate(360deg); } }

.router-chat-layout { display: block; min-height: 100%; }
.router-messages { width: min(900px, 100%); min-height: 100%; margin: 0 auto; padding: 28px 24px calc(var(--router-composer-height) + 48px); }
.router-empty { display: grid; place-items: center; align-content: center; gap: 12px; min-height: 60vh; text-align: center; color: var(--router-muted); }
.router-empty i { font-size: 40px; color: var(--router-accent); }
.router-empty h1 { margin: 0; color: var(--router-text); font-size: 26px; }
.router-empty p { max-width: 520px; margin: 0; line-height: 1.7; }
.router-message { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 12px; margin-bottom: 28px; }
.router-message-avatar { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 6px; background: var(--router-panel-2); color: var(--router-muted); }
.router-message.assistant .router-message-avatar { background: var(--router-assistant-avatar); color: var(--router-accent); }
.router-message.user .router-message-avatar { border-radius: 50%; overflow: hidden; }
.router-message.user .router-message-avatar img { width: 100%; height: 100%; object-fit: cover; }
.router-message.user .router-message-avatar [hidden], .router-user-bar .router-avatar [hidden] { display: none; }
.router-chat-layout .router-message.user .router-message-avatar { width: calc(34px * var(--router-chat-scale, 1)); height: calc(34px * var(--router-chat-scale, 1)); }
.router-message-body { min-width: 0; line-height: 1.72; overflow-wrap: anywhere; }
.router-message-content { color: var(--router-text); }
.router-message-body p { margin: 0 0 13px; }
.router-message-body h1, .router-message-body h2, .router-message-body h3,
.router-message-body h4, .router-message-body h5, .router-message-body h6 { margin: 22px 0 10px; color: var(--router-text); line-height: 1.35; }
.router-message-body h1 { font-size: 22px; }
.router-message-body h2 { font-size: 19px; }
.router-message-body h3 { font-size: 16px; }
.router-message-body h4, .router-message-body h5, .router-message-body h6 { font-size: 14px; }
.router-message-body a { color: var(--router-blue); font-weight: 500; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.router-message-body a:hover { color: var(--router-accent-strong); text-decoration-thickness: 2px; }
.router-message-body ul, .router-message-body ol { margin: 8px 0 15px; padding-left: 26px; }
.router-message-body li { margin: 5px 0; padding-left: 2px; }
.router-message-body blockquote { margin: 14px 0; padding: 8px 14px; border-left: 3px solid var(--router-blue); background: var(--router-thinking-bg); color: var(--router-muted); }
.router-message-body hr { height: 1px; margin: 22px 0; border: 0; background: var(--router-border); }
.router-message-body pre { overflow: auto; padding: 14px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-code-bg); }
.router-message-body code { padding: 1px 4px; border-radius: 4px; background: var(--router-code-bg); font-family: Consolas, "SFMono-Regular", monospace; font-size: 13px; }
.router-message-body pre code { padding: 0; border-radius: 0; background: transparent; }
.router-table-wrap { width: 100%; max-width: 100%; margin: 14px 0 18px; overflow-x: auto; overscroll-behavior-x: contain; border: 1px solid var(--router-border); border-radius: 6px; }
.router-message-body table { width: 100%; min-width: 480px; border-collapse: collapse; background: var(--router-panel); font-size: 13px; line-height: 1.5; }
.router-message-body th, .router-message-body td { padding: 9px 11px; border-right: 1px solid var(--router-border); border-bottom: 1px solid var(--router-border); text-align: left; vertical-align: top; }
.router-message-body th code, .router-message-body td code { white-space: nowrap; }
.router-message-body th:last-child, .router-message-body td:last-child { border-right: 0; }
.router-message-body tbody tr:last-child td { border-bottom: 0; }
.router-message-body th { background: var(--router-panel-2); color: var(--router-strong-text); font-weight: 650; }
.router-message-body tbody tr:nth-child(even) { background: var(--router-thinking-bg); }
.router-message-meta { display: flex; align-items: center; gap: 8px; margin-top: 8px; color: var(--router-muted); font-size: 11px; }
.router-message-meta > [data-message-model], .router-message-meta > [data-message-effort] { min-width: 0; overflow-wrap: anywhere; }
.router-follow-up { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 4px 8px; min-width: 0; max-width: 100%; font-size: max(12px, calc(12px * var(--router-chat-scale, 1))); }
.router-follow-up-controls { display: inline-flex; flex: 0 0 auto; min-height: 44px; align-items: stretch; border-radius: 6px; }
.router-follow-up-controls button, .router-follow-up-sync { display: inline-flex; align-items: center; justify-content: center; gap: 4px; min-height: 44px; min-width: 44px; padding: 6px 8px; border: 0; border-radius: 4px; background: transparent; color: var(--router-muted); font: inherit; cursor: pointer; }
.router-follow-up-controls button[aria-pressed="true"] { color: var(--router-accent-strong); background: var(--router-thinking-bg); }
.router-follow-up-controls button:hover:not(:disabled), .router-follow-up-sync:hover:not(:disabled) { background: var(--router-panel-2); color: var(--router-text); }
.router-follow-up-controls button:disabled, .router-follow-up-sync:disabled { cursor: default; }
.router-follow-up-controls button:disabled:not([aria-pressed="true"]) { opacity: .55; }
.router-follow-up-controls[aria-busy="true"] { opacity: .7; }
.router-follow-up :focus-visible, .router-follow-up:focus-visible { outline: 2px solid var(--router-accent); outline-offset: 1px; }
.router-follow-up-status { flex: 0 0 6em; width: 6em; }
.router-follow-up-status, .router-follow-up-error { overflow-wrap: anywhere; }
.router-follow-up-error { color: var(--router-danger); }
.router-follow-up-sync { flex: 0 0 44px; }
.router-message-duration { display: inline-flex; align-items: center; gap: 4px; }
.router-chat-layout .router-message-more { min-width: 44px; min-height: 44px; }
.router-message-more:focus-visible, .router-branch-origin a:focus-visible { outline: 2px solid var(--router-accent); outline-offset: 2px; }
.router-message-menu { position: fixed; z-index: 120; width: max-content; max-width: calc(100vw - 16px); padding: 5px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-popover-bg); box-shadow: 0 8px 24px var(--router-shadow); font-size: max(14px, calc(14px * var(--router-chat-scale, 1))); }
.router-message-menu [role="menuitem"] { display: flex; align-items: center; gap: 9px; min-height: 44px; width: 100%; padding: 9px 12px; border: 0; border-radius: 4px; background: transparent; color: var(--router-text); font: inherit; text-align: left; cursor: pointer; }
.router-message-menu [role="menuitem"]:hover, .router-message-menu [role="menuitem"]:focus-visible { background: var(--router-panel-2); outline: none; }
.router-message-menu [role="menuitem"]:disabled { color: var(--router-muted); cursor: wait; }
.router-message-menu i { flex-shrink: 0; font-size: 1.3em; }
.router-message-menu span { min-width: 0; overflow-wrap: anywhere; }
.router-branch-origin { display: flex; align-items: center; gap: 8px; width: min(900px, 100%); margin: 0 auto; padding: 0 24px; color: var(--router-muted); font-size: max(12px, .85em); }
.router-branch-origin a { display: flex; align-items: center; min-height: 44px; min-width: 0; color: var(--router-muted); overflow-wrap: anywhere; text-decoration: none; }
.router-branch-origin a:hover { color: var(--router-accent); text-decoration: underline; }
.router-branch-origin i { flex-shrink: 0; }
.router-branch-notice { position: fixed; z-index: 121; right: 16px; bottom: calc(var(--router-composer-height, 80px) + 24px); display: grid; grid-template-columns: minmax(0, 1fr) 44px; gap: 8px; width: min(380px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); padding: 12px; overflow: auto; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-popover-bg); color: var(--router-text); box-shadow: 0 8px 24px var(--router-shadow); font-size: 14px; }
.router-branch-notice [role="status"] { grid-column: 1; overflow-wrap: anywhere; }
.router-branch-notice .router-button { grid-column: 1; justify-self: start; min-height: 44px; max-width: 100%; color: var(--router-text); }
.router-branch-notice [data-branch-dismiss] { grid-column: 2; grid-row: 1 / 3; width: 44px; height: 44px; }
.router-branch-notice :focus-visible { outline: 2px solid var(--router-accent); outline-offset: 2px; }
.router-thinking { margin: 0 0 14px; overflow: hidden; border: 1px solid var(--router-border); border-radius: 7px; background: var(--router-thinking-bg); color: var(--router-muted); }
.router-thinking[open] { border-color: var(--router-thinking-border); }
.router-thinking > summary { display: flex; min-height: 38px; align-items: center; gap: 9px; padding: 7px 10px; color: var(--router-strong-text); cursor: pointer; list-style: none; user-select: none; }
.router-thinking > summary::-webkit-details-marker { display: none; }
.router-thinking-title { display: inline-flex; min-width: 0; flex: 1; align-items: center; gap: 7px; font-size: 12px; font-weight: 600; }
.router-thinking-title i { color: var(--router-blue); font-size: 16px; }
.router-thinking > summary > span:not(.router-thinking-title) { font-size: 11px; color: var(--router-muted); white-space: nowrap; }
.router-thinking-caret { transition: transform .16s ease; }
.router-thinking[open] .router-thinking-caret { transform: rotate(180deg); }
.router-thinking-body { display: grid; gap: 13px; padding: 2px 11px 12px; border-top: 1px solid var(--router-soft-border); }
.router-thinking-body section { min-width: 0; padding-top: 10px; }
.router-thinking-body h4 { margin: 0 0 7px; color: var(--router-strong-text); font-size: 11px; font-weight: 600; }
.router-reasoning { color: var(--router-muted); font-size: 12px; line-height: 1.62; }
.router-reasoning p { margin-bottom: 7px; }
.router-generation-progress { margin: 14px 0; color: var(--router-muted); }
.router-generation-progress .router-activity h4 { margin: 0 0 7px; font-size: 11px; }
.router-generation-progress .router-activity { margin-bottom: 6px; }
.router-retry-status { min-width: 0; display: grid; gap: .6em; padding: .6em 0; color: var(--router-text); }
.router-retry-status strong, .router-retry-status [data-retry-countdown] { display: block; overflow-wrap: anywhere; }
.router-retry-status [data-retry-countdown] { margin-top: .3em; color: var(--router-muted); font-variant-numeric: tabular-nums; }
.router-retry-actions { display: flex; flex-wrap: wrap; gap: .5em; }
.router-retry-actions .router-button { min-width: 0; min-height: max(44px, calc(36px * var(--router-chat-scale, 1))); padding: .4em .7em; white-space: normal; }
.router-thinking { margin-top: 14px; }
.router-thinking-wait { padding: 12px 0 1px; font-size: 12px; }
.router-thinking-wait i { display: inline-block; color: var(--router-blue); animation: router-spin 1s linear infinite; }
.router-activity-list { display: grid; gap: 5px; }
.router-activity-row { display: grid; grid-template-columns: 22px minmax(0, 1fr) auto auto; align-items: center; gap: 8px; min-height: 34px; padding: 5px 7px; border-radius: 5px; background: var(--router-subtle); font-size: 11px; }
.router-activity-row > i { color: #93c5fd; font-size: 15px; }
.router-activity-row > span { display: grid; min-width: 0; gap: 1px; }
.router-activity-row strong, .router-activity-row small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-activity-row strong { color: var(--router-strong-text); font-size: 11px; }
.router-activity-row small { color: var(--router-muted); }
.router-activity-row em { color: #8fa0b2; font-size: 10px; font-style: normal; white-space: nowrap; }
.router-activity-row.started > i { animation: router-pulse 1.2s ease-in-out infinite; }
.router-activity-row.completed > i { color: #5eead4; }
.router-activity-row.failed > i, .router-activity-row.failed > em { color: #fda4af; }
@keyframes router-pulse { 50% { opacity: .35; } }
.router-token-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(88px, 1fr)); gap: 6px; }
.router-token-grid > span { display: grid; gap: 2px; min-width: 0; padding: 7px 8px; border-radius: 5px; background: var(--router-subtle); }
.router-token-grid small { color: var(--router-muted); font-size: 10px; }
.router-token-grid strong { color: var(--router-strong-text); font-size: 12px; font-weight: 600; }
.router-attachment-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.router-attachment { display: inline-flex; align-items: center; gap: 6px; max-width: 240px; padding: 7px 9px; border: 1px solid var(--router-border); border-radius: 5px; color: var(--router-strong-text); text-decoration: none; font-size: 12px; }
.router-attachment > a { display: inline-flex; min-width: 0; align-items: center; gap: 6px; color: inherit; text-decoration: none; }
.router-attachment > a span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-attachment .router-icon-button { width: 24px; height: 24px; }
.router-chat-image-results, .router-stream-artifacts { display: grid; gap: 16px; margin-top: 14px; }
.router-chat-image { display: flex; flex-direction: column; align-items: flex-start; width: fit-content; max-width: min(100%, 640px); margin: 12px 0; gap: 6px; }
.router-chat-image-preview { display: block; width: fit-content; max-width: 100%; padding: 0; border: 0; border-radius: 0; overflow: hidden; background: transparent; cursor: zoom-in; }
.router-chat-image-preview img { display: block; width: auto; max-width: 100%; height: auto; max-height: min(70dvh, 640px); object-fit: contain; }
.router-chat-image-caption { display: flex; width: 100%; min-width: 0; align-items: center; justify-content: space-between; gap: 8px; color: var(--router-muted); font-size: 12px; }
.router-chat-image-caption > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-chat-image-caption .router-icon-button { flex: 0 0 30px; text-decoration: none; }
.router-external-image .router-chat-image-preview { text-decoration: none; }
.router-external-image img[hidden] { display: none; }
.router-external-image-error { display: none; height: 100%; align-items: center; justify-content: center; gap: 10px; padding: 16px; color: var(--router-muted); font-size: 14px; text-align: center; }
.router-external-image.is-error .router-external-image-error { display: flex; }
.router-external-image.is-error { width: min(100%, 480px); }
.router-external-image.is-error .router-chat-image-preview { width: 100%; min-height: 120px; }
.router-external-image-error > i { flex: 0 0 auto; font-size: 24px; }
.router-external-image .router-external-image-original { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 4px; min-height: 44px; padding: 0 6px; white-space: nowrap; }
.router-artifact-warnings { color: var(--router-danger); font-size: 13px; }
.router-image-viewing { overflow: hidden !important; }
.router-image-dialog { position: fixed; inset: 0 auto auto 0; width: 100vw; height: 100dvh; max-width: none; max-height: none; margin: 0; padding: 0; overflow: hidden; border: 0; border-radius: 0; color: #fff; background: #080b0d; }
.router-image-dialog::backdrop { background: #080b0d; }
.router-image-stage { position: absolute; inset: 0; overflow: hidden; touch-action: none; overscroll-behavior: none; user-select: none; -webkit-user-select: none; }
.router-image-stage.is-zoomed { cursor: grab; }
.router-image-stage.is-dragging { cursor: grabbing; }
.router-image-stage > img { position: absolute; left: 50%; top: 50%; max-width: none; max-height: none; opacity: 0; transform-origin: center; pointer-events: none; user-select: none; -webkit-user-select: none; }
.router-image-stage > img.is-loaded { opacity: 1; }
.router-image-status { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; color: #d8dde0; }
.router-image-status[hidden] { display: none; }
.router-image-controls { position: absolute; z-index: 1; right: max(12px, env(safe-area-inset-right)); top: max(12px, env(safe-area-inset-top)); display: flex; gap: 8px; }
.router-image-controls > .router-icon-button { width: 44px; height: 44px; color: #fff; background: transparent; border: 0; font-size: 28px; text-decoration: none; filter: drop-shadow(0 1px 3px #000); }
.router-image-controls > .router-icon-button:hover { background: #0003; }
.router-image-controls > .router-icon-button:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.router-image-navigation[hidden] { display: none; }
.router-image-navigation > .router-icon-button { position: absolute; z-index: 1; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; color: #fff; background: #0004; border: 0; border-radius: 50%; font-size: 28px; filter: drop-shadow(0 1px 3px #000); }
.router-image-navigation > .router-icon-button:hover { color: #fff; background: #0007; }
.router-image-previous { left: max(8px, env(safe-area-inset-left)); }
.router-image-next { right: max(8px, env(safe-area-inset-right)); }
.router-image-navigation > button:disabled { opacity: .3; cursor: default; }
.router-image-navigation > button:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.router-image-position { position: absolute; bottom: max(12px, env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%); padding: 4px 10px; color: #fff; background: #0006; border-radius: 6px; font-size: 12px; pointer-events: none; }
.router-image-load-error { padding: 24px; color: var(--router-danger); }
.router-composer-wrap { position: fixed; z-index: 5; right: 0; bottom: 0; left: var(--router-sidebar-width); padding: 12px max(18px, calc((100vw - var(--router-sidebar-width) - 900px) / 2)); background: var(--router-bg); pointer-events: none; }
.router-composer { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; grid-template-areas: "attach input actions"; align-items: center; column-gap: 6px; width: min(900px, 100%); margin: 0 auto; padding: 6px; border: 1px solid var(--router-border); border-radius: 28px; background: var(--router-panel); box-shadow: 0 5px 18px var(--router-shadow); pointer-events: auto; }
.router-composer.is-expanded { grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "files files" "status status" "input input" "attach actions"; border-radius: 20px; padding: 8px; }
.router-composer:focus-within { border-color: var(--router-thinking-border); }
.router-composer-input { grid-area: input; position: relative; min-width: 0; }
.router-composer textarea { display: block; width: 100%; min-width: 0; min-height: 40px; max-height: min(220px, 30dvh); resize: none; padding: 9px 4px; border: 0; border-radius: 0; background: transparent; line-height: 22px; }
.router-composer.is-expanded textarea { padding: 9px 8px; margin-bottom: 4px; }
.router-composer.is-editing textarea { padding-right: 44px; }
.router-composer-cancel-edit { position: absolute; top: 0; right: 0; width: 40px; height: 40px; }
.router-composer-tools { display: contents; }
.router-composer-leading { grid-area: attach; display: flex; align-items: center; gap: 2px; }
.router-composer-actions { grid-area: actions; display: flex; min-width: 0; align-items: center; justify-content: flex-end; gap: 6px; }
.router-composer-actions .router-model-picker { flex: 0 1 230px; min-width: 0; }
.router-composer:not(.is-expanded) #chat-model-picker,
.router-composer:not(.is-expanded) #chat-stop { display: none; }
.router-composer .router-composer-leading > button, .router-composer #chat-send, .router-composer #chat-stop { flex: 0 0 40px; width: 40px; height: 40px; min-width: 40px; border-radius: 50%; font-size: 21px; }
.router-composer #chat-send { background: var(--router-accent-strong); color: #fff; }
.router-composer #chat-send:hover { background: var(--router-accent); }
.router-composer #chat-send.stopping { background: var(--router-panel-2); color: var(--router-text); }
.router-composer #chat-send:disabled { opacity: .5; cursor: not-allowed; }
.router-composer .router-model-popover { right: 0; left: auto; }
.router-jump-latest { position: fixed; z-index: 7; bottom: calc(var(--router-composer-height) + 14px); left: calc(var(--router-sidebar-width) + (100vw - var(--router-sidebar-width)) / 2); transform: translateX(-50%); min-height: 32px; padding: 5px 10px; border-color: var(--router-thinking-border); background: var(--router-toast-bg); box-shadow: 0 8px 22px var(--router-shadow); font-size: 12px; }
.router-toggle { display: inline-flex; align-items: center; gap: 5px; color: var(--router-muted); font-size: 12px; white-space: nowrap; }
.router-file-chips { grid-area: files; display: flex; min-width: 0; align-items: center; flex-wrap: nowrap; gap: 8px; overflow-x: auto; overflow-y: hidden; overscroll-behavior-x: contain; padding: 4px 8px 8px; }
.router-file-chips:empty { display: none; }
.router-file-chip { position: relative; display: inline-flex; flex: 0 0 200px; width: 200px; max-width: 100%; min-width: 0; height: 60px; align-items: center; gap: 8px; padding: 8px; border: 1px solid var(--router-border); border-radius: 8px; background: var(--router-panel-2); font-size: 13px; }
.router-file-chip > i { flex: 0 0 auto; font-size: 23px; color: var(--router-muted); }
.router-file-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-file-chip > .router-icon-button { flex: 0 0 32px; width: 32px; height: 32px; min-width: 32px; min-height: 32px; padding: 0; font-size: 18px; }
.router-file-chip.router-attachment-image { flex-basis: 80px; width: 80px; height: 80px; padding: 0; overflow: hidden; }
.router-composer-image-preview { display: block; width: 100%; height: 100%; min-width: 0; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.router-composer-image-preview > img { display: block; width: 100%; height: 100%; object-fit: cover; }
.router-attachment-image > .router-icon-button { position: absolute; top: 0; right: 0; border-radius: 50%; background: transparent; color: #fff; }
.router-attachment-image > .router-icon-button::before { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: #0009; }
.router-attachment-image > .router-icon-button > i { position: relative; }
.router-attachment-image > .router-icon-button:hover { background: transparent; }
.router-attachment-image > .router-icon-button:hover::before { background: #000b; }
.router-attachment-placeholder { display: none; width: 100%; height: 100%; align-content: center; justify-items: center; gap: 4px; color: var(--router-muted); font-size: 11px; }
.router-attachment-placeholder > i { font-size: 24px; }
.router-preview-failed img { display: none; }
.router-preview-failed .router-attachment-placeholder { display: grid; }

.router-model-picker { position: relative; min-width: 0; }
.router-model-trigger { display: inline-flex; align-items: center; gap: 7px; max-width: 230px; min-height: 36px; padding: 7px 9px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-trigger-bg); color: var(--router-text); cursor: pointer; }
.router-model-trigger:hover, .router-model-trigger[aria-expanded="true"] { border-color: var(--router-thinking-border); background: var(--router-panel-2); }
.router-model-trigger > i:first-child { flex: 0 0 auto; color: var(--router-blue); font-size: 16px; }
.router-model-trigger > i:last-child { flex: 0 0 auto; color: var(--router-muted); font-size: 14px; }
.router-model-trigger-copy { display: flex; min-width: 0; align-items: center; gap: 5px; font-size: 12px; white-space: nowrap; }
.router-model-trigger-copy strong { overflow: hidden; text-overflow: ellipsis; }
.router-model-trigger-copy span { flex: 0 0 auto; color: var(--router-muted); }
.router-model-popover { position: absolute; z-index: 25; bottom: calc(100% + 10px); left: 0; width: min(340px, calc(100vw - 36px)); padding: 14px; border: 1px solid var(--router-border); border-radius: 8px; background: var(--router-popover-bg); box-shadow: 0 18px 48px var(--router-shadow); }
.router-effort-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 9px; }
.router-effort-heading span { color: var(--router-muted); font-size: 11px; }
.router-effort-heading strong { color: var(--router-blue); font-size: 19px; font-weight: 650; }
.router-model-row { display: grid; grid-template-columns: 28px minmax(0, 1fr) 36px; align-items: center; gap: 6px; min-height: 42px; }
.router-model-row > i { color: var(--router-blue); font-size: 18px; }
.router-model-dial, .router-model-menu-effort { display: none; }
.router-model-menu-open { display: flex; min-width: 0; align-items: center; justify-content: space-between; gap: 8px; height: 38px; padding: 0 8px; border: 0; border-radius: 5px; background: transparent; color: var(--router-text); cursor: pointer; text-align: left; }
.router-model-menu-open:hover { background: var(--router-panel-2); }
.router-model-menu-open span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-model-menu-open i { flex: 0 0 auto; color: var(--router-muted); }
.router-effort-reset:disabled { opacity: .35; cursor: default; }
.router-effort-control { position: relative; height: 40px; margin-top: 8px; padding: 0 3px; }
.router-effort-range { --effort-progress: 0%; position: relative; z-index: 2; width: 100%; height: 32px; margin: 0; appearance: none; -webkit-appearance: none; background: transparent; cursor: pointer; }
.router-effort-range::-webkit-slider-runnable-track { height: 12px; border-radius: 6px; background: linear-gradient(90deg, var(--router-blue) 0 var(--effort-progress), var(--router-track) var(--effort-progress) 100%); }
.router-effort-range::-moz-range-track { height: 12px; border-radius: 6px; background: var(--router-track); }
.router-effort-range::-moz-range-progress { height: 12px; border-radius: 6px; background: var(--router-blue); }
.router-effort-range::-webkit-slider-thumb { width: 26px; height: 26px; margin-top: -7px; border: 1px solid #cfd5dc; border-radius: 50%; appearance: none; -webkit-appearance: none; background: #f5f7f9; box-shadow: 0 2px 7px rgba(0,0,0,.45); }
.router-effort-range::-moz-range-thumb { width: 26px; height: 26px; border: 1px solid #cfd5dc; border-radius: 50%; background: #f5f7f9; box-shadow: 0 2px 7px rgba(0,0,0,.45); }
.router-effort-range:focus-visible { outline: 2px solid var(--router-blue); outline-offset: 3px; border-radius: 6px; }
.router-effort-dots { position: absolute; z-index: 3; top: 14px; right: 13px; left: 13px; display: flex; justify-content: space-between; pointer-events: none; }
.router-effort-dots span { width: 5px; height: 5px; border-radius: 50%; background: #858b94; }
.router-effort-dots span.active { background: #93c5fd; }
.router-effort-dots span.current { background: transparent; }
.router-effort-unavailable { margin: 8px 0 0; color: var(--router-muted); font-size: 12px; line-height: 1.5; }
.router-model-list-heading { display: flex; align-items: center; gap: 8px; min-height: 38px; margin-bottom: 6px; }
.router-model-list { display: grid; max-height: 300px; overflow-y: auto; }
.router-model-option { display: flex; width: 100%; min-width: 0; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 10px; border: 0; border-radius: 5px; background: transparent; color: var(--router-text); cursor: pointer; text-align: left; }
.router-model-option:hover, .router-model-option.selected { background: var(--router-panel-2); }
.router-model-option > span { display: grid; min-width: 0; gap: 2px; }
.router-model-option strong, .router-model-option small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-model-option strong { font-size: 13px; }
.router-model-option small { color: var(--router-muted); font-size: 10px; }
.router-model-option > i { flex: 0 0 auto; color: var(--router-accent); }
.router-field > .router-model-picker .router-model-trigger { width: 100%; max-width: none; justify-content: flex-start; }
.router-field > .router-model-picker .router-model-trigger > i:last-child { margin-left: auto; }

.router-app[data-layout="desktop"] .router-composer-actions > #chat-model-picker { flex: 0 0 44px; width: 44px; min-width: 44px; }
.router-app[data-layout="desktop"] .router-composer .router-model-trigger { display: grid; place-items: center; width: 44px; height: 44px; min-width: 44px; max-width: 44px; padding: 0; border: 0; background: transparent; }
.router-app[data-layout="desktop"] .router-composer .router-model-trigger > i, .router-app[data-layout="desktop"] .router-composer .router-model-trigger-copy { display: none; }
.router-app[data-layout="desktop"] .router-composer .router-model-dial { display: inline-block; position: relative; width: 26px; height: 26px; color: var(--router-text); }
.router-app[data-layout="desktop"] .router-composer .router-model-dial > i { display: block; font-size: 26px; mask-image: radial-gradient(circle at 13px 16px, transparent 8px, #000 8.5px); -webkit-mask-image: radial-gradient(circle at 13px 16px, transparent 8px, #000 8.5px); }
.router-app[data-layout="desktop"] .router-composer .router-model-dial::after { content: ""; position: absolute; left: 12px; bottom: 9px; width: 2px; height: 9px; border-radius: 2px; background: currentColor; transform-origin: center bottom; transform: rotate(var(--dial-angle, 0deg)); transition: transform .15s ease; }
.router-app[data-layout="desktop"] .router-composer .router-model-popover { z-index: 42; width: min(340px, calc(100vw - 36px)); max-height: calc(100dvh - var(--router-composer-height, 100px) - 32px); overflow-y: auto; padding: 6px; border: 0; background: transparent; box-shadow: none; }
.router-app[data-layout="desktop"] .router-composer .router-effort-heading, .router-app[data-layout="desktop"] .router-composer .router-model-row > i { display: none; }
.router-app[data-layout="desktop"] .router-composer .router-model-row { display: flex; justify-content: center; }
.router-app[data-layout="desktop"] .router-composer .router-model-menu-open { width: auto; max-width: calc(100% - 44px); min-height: 44px; justify-content: center; gap: 8px; font-size: 17px; }
.router-app[data-layout="desktop"] .router-composer .router-model-menu-effort { display: inline; flex: 0 0 auto; font-weight: 400; }
.router-app[data-layout="desktop"] .router-composer .router-effort-control { background: var(--router-popover-bg); border: 1px solid var(--router-border); border-radius: 32px; padding: 12px; height: 68px; margin-top: 6px; }
.router-app[data-layout="desktop"] .router-composer .router-effort-range { height: 44px; }
.router-app[data-layout="desktop"] .router-composer .router-effort-range::-webkit-slider-thumb { width: 32px; height: 32px; margin-top: -10px; }
.router-app[data-layout="desktop"] .router-composer .router-effort-range::-moz-range-thumb { width: 32px; height: 32px; }
.router-app[data-layout="desktop"] .router-composer .router-effort-dots { left: 26px; right: 26px; top: 32px; }
.router-app[data-layout="desktop"] .router-composer .router-model-list-panel { padding: 8px; border: 1px solid var(--router-border); border-radius: 8px; background: var(--router-popover-bg); }
.router-app[data-layout="desktop"] .router-composer .router-model-option small { display: none; }
.router-desktop-model-backdrop { position: fixed; z-index: 41; inset: 0; background: #0002; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); pointer-events: auto; }
.router-app[data-layout="desktop"] .router-composer-wrap:has(.router-model-popover:not(.hidden)) { z-index: 42; }

.router-button { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 36px; padding: 7px 12px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-panel-2); color: var(--router-text); cursor: pointer; text-decoration: none; }
.router-button:hover { border-color: var(--router-thinking-border); }
.router-button.primary { border-color: #157b70; background: #115e59; color: white; }
.router-button.primary:hover { background: #0f766e; }
.router-button.danger { color: #fecdd3; border-color: #7f1d32; background: #3f101c; }
.router-button:disabled { opacity: .5; cursor: not-allowed; }

.router-page { width: min(1180px, 100%); margin: 0 auto; padding: 28px 24px 60px; }
.router-page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.router-page-header h1 { margin: 0 0 6px; font-size: 24px; }
.router-page-header p { margin: 0; color: var(--router-muted); }
.router-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.router-card { min-width: 0; padding: 16px; border: 1px solid var(--router-border); border-radius: 7px; background: var(--router-panel); }
.router-card h3 { margin: 0 0 8px; font-size: 15px; }
.router-card p { color: var(--router-muted); line-height: 1.55; }
.router-card-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.router-field { display: grid; gap: 6px; margin-bottom: 14px; }
.router-field label { color: var(--router-strong-text); font-size: 12px; font-weight: 600; }
.router-field input, .router-field select { height: 38px; padding: 0 10px; }
.router-field textarea { min-height: 100px; padding: 10px; resize: vertical; }
.router-settings-page { width: min(860px, 100%); }
.router-settings-section { margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--router-border); }
.router-settings-section h2 { margin: 0 0 14px; font-size: 16px; }
.router-choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.router-verbosity-options { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.router-choice { position: relative; display: flex; min-width: 0; padding: 15px; border: 1px solid var(--router-border); border-radius: 7px; background: var(--router-panel); cursor: pointer; }
.router-choice:has(input:checked) { border-color: var(--router-accent-strong); background: var(--router-selected); }
.router-choice:has(input:focus-visible) { outline: 2px solid var(--router-accent-strong); outline-offset: 2px; }
.router-choice input { position: absolute; opacity: 0; pointer-events: none; }
.router-choice > span { display: grid; gap: 7px; }
.router-choice strong { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.router-choice strong i { color: var(--router-accent); font-size: 18px; }
.router-choice small { color: var(--router-muted); font-size: 12px; line-height: 1.65; }
.router-settings-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 220px)); gap: 12px; }
.router-settings-actions { display: flex; justify-content: flex-end; }
.router-form-band { display: grid; grid-template-columns: minmax(280px, 420px) minmax(0, 1fr); gap: 24px; align-items: start; }
.router-list { display: grid; gap: 8px; }
.router-list-row { display: flex; align-items: center; gap: 12px; min-width: 0; padding: 11px 12px; border-bottom: 1px solid var(--router-border); }
.router-list-row-main { min-width: 0; flex: 1; }
.router-list-row-main strong, .router-list-row-main span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.router-list-row-main span { margin-top: 3px; color: var(--router-muted); font-size: 12px; }
.router-status { display: inline-flex; align-items: center; min-height: 22px; padding: 2px 7px; border: 1px solid var(--router-border); border-radius: 999px; color: var(--router-muted); font-size: 11px; }
.router-status.completed { color: #99f6e4; border-color: #156b63; }
.router-status.failed { color: #fecdd3; border-color: #7f1d32; }
.router-error-text { color: var(--router-danger) !important; }
.router-image-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.router-image-card { overflow: hidden; border: 1px solid var(--router-border); border-radius: 7px; background: var(--router-panel); }
.router-image-preview { display: grid; place-items: center; aspect-ratio: 1; background: var(--router-preview-bg); color: var(--router-muted); }
.router-image-preview img { width: 100%; height: 100%; object-fit: contain; }
.router-image-copy { padding: 12px; }
.router-image-copy p { min-height: 42px; margin: 0 0 10px; font-size: 12px; line-height: 1.5; color: var(--router-strong-text); }
.router-toast { position: fixed; z-index: 50; right: 20px; bottom: 20px; max-width: 420px; padding: 11px 14px; border: 1px solid var(--router-border); border-radius: 6px; background: var(--router-toast-bg); box-shadow: 0 12px 30px var(--router-shadow); }
.router-toast.danger { border-color: var(--router-danger); }

@media (max-width: 900px) {
    .router-sidebar-resize { display: none; }
    .mobile-only { display: inline-grid !important; }
    .router-shell { grid-template-columns: 1fr; }
    .router-sidebar { position: fixed; z-index: 30; inset: 0 auto 0 0; width: min(86vw, 310px); transform: translateX(-105%); transition: transform .2s ease; box-shadow: 12px 0 30px rgba(0,0,0,.45); }
    .router-sidebar.open { transform: translateX(0); }
    .router-sidebar-backdrop { position: fixed; z-index: 29; inset: 0; background: rgba(0,0,0,.55); }
    .router-composer-wrap { left: 0; padding: 14px; }
    .router-jump-latest { left: 50%; }
    .router-messages { padding: 20px 16px calc(var(--router-composer-height) + 42px); }
    .router-form-band { grid-template-columns: 1fr; }
    .router-conversation-stats { max-width: 38vw; }
}

@media (max-width: 620px) {
    .router-topbar { padding: 0 10px; gap: 7px; }
    .router-topbar-title { display: none; }
    .router-topbar-actions { flex: 1; justify-content: flex-end; }
    .router-project-label { max-width: 32vw; }
    .router-conversation-stats { max-width: 42vw; }
    .router-page { padding: 20px 14px 50px; }
    .router-page-header { align-items: stretch; flex-direction: column; }
    .router-composer textarea { font-size: 16px; min-height: 44px; padding: 11px 4px; }
    .router-composer.is-expanded textarea { padding: 11px 6px; }
    .router-composer .router-composer-leading > button, .router-composer #chat-send, .router-composer #chat-stop { width: 44px; height: 44px; min-width: 44px; flex-basis: 44px; }
    .router-toggle { flex: 1; }
    .router-composer-actions { gap: 4px; }
    .router-composer-actions .router-model-picker { flex: 0 1 230px; }
    .router-model-trigger { width: 100%; max-width: none; justify-content: flex-start; }
    .router-model-trigger > i:last-child { margin-left: auto; }
    .router-model-popover { right: 0; left: auto; width: min(340px, calc(100vw - 28px)); }
    .router-activity-row { grid-template-columns: 20px minmax(0, 1fr) auto; }
    .router-activity-row > small { display: none; }
    .router-choice-grid, .router-settings-fields { grid-template-columns: 1fr; }
}
.router-visualization { margin: 18px 0; min-width: 0; border: 1px solid var(--router-border, #34414e); border-radius: 8px; overflow: hidden; }
.router-viz-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--router-border, #34414e); }
.router-viz-title { font-size: 14px; min-width: 0; overflow-wrap: anywhere; }
.router-viz-toolbar { display: flex; align-items: center; gap: 2px; flex-shrink: 0; flex-wrap: wrap; }
.router-viz-toolbar [hidden] { display: none !important; }
.router-viz-viewport { position: relative; width: 100%; height: 420px; min-height: 280px; overflow: hidden; background: #101418; }
html[data-theme="light"] .router-viz-viewport { background: #fff; }
.router-viz-viewport canvas { display: block; width: 100%; height: 100%; }
.router-viz-placeholder { display: grid; place-items: center; height: 100%; color: #8494a2; }
.router-viz-svg-pan, .router-viz-static-preview { width: 100%; height: 100%; transform-origin: center; }
.router-viz-svg-pan svg, .router-viz-static-preview svg { width: 100%; height: 100%; }
.router-viz-launch { position: absolute; inset: 0; margin: auto; display: flex; align-items: center; justify-content: center; gap: 8px; width: 112px; height: 42px; padding: 0 16px; color: #fff; background: #0f766e; border: 1px solid #159b91; border-radius: 6px; cursor: pointer; }
.router-markmap { width: 100%; height: 100%; }
.router-markmap .markmap-foreign { color: #dde5eb; }
html[data-theme="light"] .router-markmap .markmap-foreign { color: #263340; }
.router-viz-controls { padding: 12px; display: flex; flex-wrap: wrap; gap: 12px 20px; border-bottom: 1px solid var(--router-border, #34414e); }
.router-viz-controls[hidden] { display: none; }
.router-viz-control { display: grid; grid-template-columns: auto minmax(90px, 150px) 48px; align-items: center; gap: 10px; font-size: 13px; max-width: 100%; }
.router-viz-control input[type="range"] { width: 100%; min-width: 0; accent-color: #14b8a6; }
.router-viz-control input[type="checkbox"] { justify-self: start; }
.router-viz-control select { min-width: 0; width: 100%; }
.router-viz-control output { overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.router-viz-caption, .router-viz-error { margin: 0; padding: 10px 12px; font-size: 13px; overflow-wrap: anywhere; }
.router-viz-error { color: #e55b72; }
.router-viz-dialog { width: min(1400px, calc(100vw - 40px)); max-height: calc(100dvh - 40px); padding: 36px 12px 12px; background: #101418; color: #dde5eb; border: 1px solid #34414e; border-radius: 8px; }
html[data-theme="light"] .router-viz-dialog { background: #fff; color: #263340; border-color: #dce4eb; }
.router-viz-dialog::backdrop { background: #0009; }
.router-viz-dialog .router-visualization { margin: 0; border: 0; }
.router-viz-dialog .router-viz-viewport { height: min(72dvh, 900px); }
.router-viz-dialog-close { position: absolute; right: 8px; top: 4px; }
@media (max-width: 640px) {
    .router-viz-viewport { height: 340px; }
    .router-viz-header { padding: 8px; }
    .router-viz-control { width: 100%; grid-template-columns: 70px minmax(70px, 1fr) 42px; }
    .router-viz-dialog { width: calc(100vw - 16px); padding: 36px 4px 4px; }
}
.image-chat-continue { margin: 8px 0 16px; max-width: 100%; white-space: normal; overflow-wrap: anywhere; }
.router-mobile #router-history-images { display: flex; gap: 8px; width: 100%; min-height: 44px; justify-content: flex-start; padding: 8px 10px; color: var(--router-text); text-decoration: none; }