:root {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color-scheme: light;
  --page: #fff; --sidebar: #f9f9f9; --text: #202123; --muted: #777; --subtle: #a0a0a0;
  --line: #e9e9e9; --hover: #ededed; --selected: #e9e9e9; --bubble: #f4f4f4;
  --composer: #fff; --button: #242424; --button-text: #fff; --shadow: 0 4px 24px #00000008;
  --accent: #16795d; --accent-soft: #edf7f1; --backdrop: #0005; --danger: #c83d3d;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #212121; --sidebar: #171717; --text: #ececec; --muted: #aaa; --subtle: #777;
  --line: #3d3d3d; --hover: #2d2d2d; --selected: #303030; --bubble: #303030;
  --composer: #303030; --button: #ececec; --button-text: #171717; --shadow: 0 4px 24px #0002;
  --accent: #82c9ac; --accent-soft: #233c32; --backdrop: #0008; --danger: #ff9494;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--text); overflow: hidden; font-size: 14px; -webkit-font-smoothing: antialiased; }
button, input, textarea, select { font: inherit; }
button { color: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: default; }
button, input, textarea { -webkit-appearance: none; }
button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
button { border: 0; background: none; }
svg { pointer-events: none; }
[hidden] { display: none !important; }
.icon-library, .visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.icon { display: block; width: 22px; height: 22px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.icon-small { width: 18px; height: 18px; }
.icon-button { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 8px; color: var(--muted); flex-shrink: 0; }
.icon-button:hover { background: var(--hover); color: var(--text); }
.app-shell { display: flex; height: 100vh; height: 100dvh; min-height: 360px; }
.sidebar { display: flex; flex-direction: column; width: 260px; flex-shrink: 0; background: var(--sidebar); padding: 14px 10px 10px; transition: width .2s ease, transform .2s ease; z-index: 30; }
.sidebar-top { display: flex; align-items: center; justify-content: space-between; padding: 0 5px 16px; }
.brand-mark { color: var(--text); }
.brand-icon { width: 29px; height: 29px; stroke-width: 1.4; }
.sidebar-nav { display: grid; gap: 2px; }
.nav-item { display: flex; align-items: center; gap: 12px; width: 100%; padding: 11px 12px; border-radius: 9px; text-align: left; white-space: nowrap; }
.nav-item:hover { background: var(--hover); }
.nav-item .icon { width: 20px; height: 20px; }
kbd { margin-left: auto; color: var(--subtle); font-family: inherit; font-size: 10px; font-weight: 400; }
.history-section { flex: 1; min-height: 0; overflow-y: auto; margin-top: 32px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.sidebar-caption { color: var(--muted); font-size: 12px; padding: 0 12px 12px; }
.history-group { margin-top: 20px; padding: 0 12px 6px; color: var(--subtle); font-size: 11px; }
.history-group:first-child { margin-top: 0; }
.history-row { display: flex; align-items: center; border-radius: 9px; padding-right: 5px; min-height: 40px; }
.history-row:hover { background: var(--hover); }
.history-row.is-active { background: var(--selected); }
.history-title { flex: 1; min-width: 0; padding: 11px 12px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; text-align: left; font-size: 13px; }
.history-more { opacity: 0; width: 28px; height: 28px; }
.history-row:hover .history-more, .history-row:focus-within .history-more, .history-row.is-active .history-more { opacity: 1; }
.history-empty { padding: 12px; color: var(--subtle); line-height: 1.8; font-size: 12px; }
.usage-card { display: block; flex-shrink: 0; width: 100%; padding: 13px 14px; margin-top: 16px; border: 1px solid var(--line); border-radius: 13px; text-align: left; background: var(--page); }
.usage-card:hover { border-color: var(--subtle); }.usage-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 11px; color: var(--muted); }.usage-badge { padding: 3px 6px; border-radius: 5px; background: var(--bubble); color: var(--muted); font-size: 9px; }
.usage-card-value { display: flex; align-items: baseline; gap: 6px; margin-top: 8px; }.usage-card-value strong { font-size: 23px; font-weight: 550; letter-spacing: -.5px; font-variant-numeric: tabular-nums; }.usage-card-value small { color: var(--muted); font-size: 10px; }
.usage-bar { display: block; height: 4px; overflow: hidden; margin-top: 10px; border-radius: 5px; background: var(--bubble); }.usage-bar > span { display: block; height: 100%; width: 75.32%; border-radius: inherit; background: var(--accent); transition: width .25s ease; }.usage-card.is-low .usage-bar > span { background: var(--danger); }
.usage-caption { display: block; margin-top: 7px; font-size: 9px; color: var(--subtle); font-variant-numeric: tabular-nums; }.usage-model { display: flex; align-items: center; justify-content: space-between; margin-top: 11px; padding-top: 9px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }.usage-model > span { color: var(--text); }
.sidebar-footer { display: flex; align-items: center; gap: 4px; margin-top: 12px; }
.profile-button { display: flex; align-items: center; flex: 1; min-width: 0; gap: 10px; padding: 10px 8px; border-radius: 10px; text-align: left; }
.profile-button:hover { background: var(--hover); }
.user-avatar { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; width: 34px; height: 34px; color: #fff; background: #8e6a55; border-radius: 50%; font-size: 13px; }
.guest-avatar { color: var(--muted); background: var(--bubble); }.guest-avatar .icon { width: 18px; height: 18px; }.profile-settings .icon { width: 18px; height: 18px; }
.profile-copy { flex: 1; min-width: 0; }
.profile-copy strong, .profile-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.profile-copy strong { font-size: 13px; font-weight: 500; }
.profile-copy small { margin-top: 4px; font-size: 10px; color: var(--muted); }
.profile-button > .icon { width: 18px; height: 18px; color: var(--muted); }
.main-panel { display: flex; flex-direction: column; flex: 1; min-width: 0; background: var(--page); }
.main-header { display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; height: 64px; padding: 0 26px 0 20px; }
.header-left, .header-actions { display: flex; align-items: center; gap: 8px; }
.header-left { min-width: 0; }
.model-trigger { display: flex; align-items: center; gap: 9px; padding: 8px 10px; border-radius: 9px; white-space: nowrap; font-size: 19px; font-weight: 600; letter-spacing: -.5px; }
.model-trigger .icon { color: var(--muted); width: 15px; height: 15px; }
.model-trigger:hover { background: var(--sidebar); }
.header-subtitle { font-size: 11px; color: var(--subtle); margin-left: 5px; }
.usage-trigger { display: flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 20px; color: var(--muted); font-size: 11px; white-space: nowrap; }.usage-trigger:hover { background: var(--sidebar); }.usage-trigger strong { color: var(--text); font-size: 12px; font-weight: 500; font-variant-numeric: tabular-nums; }
.share-button { display: flex; align-items: center; gap: 7px; border: 1px solid var(--line); border-radius: 30px; padding: 8px 13px; font-size: 12px; }
.share-button:hover { background: var(--sidebar); }
.header-sidebar-toggle, .header-new-chat { display: none; }
.workspace { display: flex; flex-direction: column; flex: 1; min-height: 0; position: relative; }
.conversation-scroll { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: var(--line) transparent; scroll-behavior: smooth; }
.workspace.is-empty { padding-top: clamp(45px, 14vh, 145px); }
.is-empty .conversation-scroll { flex: 0 0 auto; overflow: visible; }
.welcome { text-align: center; padding: 0 20px; }
.welcome-mark { display: flex; align-items: center; justify-content: center; margin-bottom: 19px; color: var(--text); }
.welcome-mark .icon { width: 35px; height: 35px; stroke-width: 1.3; }
.welcome h1 { margin: 0; font-size: clamp(26px, 2.6vw, 34px); font-weight: 550; letter-spacing: -1px; }
.welcome p { margin: 16px 0 0; font-size: 13px; color: var(--muted); }
.workspace:not(.is-empty) .welcome, .workspace:not(.is-empty) .welcome-suggestions { display: none; }
.message-list { width: min(100% - 64px, 768px); margin: 0 auto; padding: 24px 0 32px; }
.is-empty .message-list { display: none; }
.message { margin-bottom: 35px; }
.message:last-child { margin-bottom: 8px; }
.message-user { display: flex; flex-direction: column; align-items: flex-end; margin-bottom: 28px; }
.user-bubble { max-width: 82%; padding: 12px 20px; border-radius: 24px; background: var(--bubble); font-size: 15px; line-height: 1.7; white-space: pre-wrap; overflow-wrap: anywhere; }
.message-meta { display: flex; align-items: center; gap: 9px; font-size: 12px; font-weight: 500; margin-bottom: 14px; }
.message-meta .icon { width: 20px; height: 20px; }
.message-meta { flex-wrap: wrap; }.message-model { padding: 3px 7px; border-radius: 6px; color: var(--muted); background: var(--sidebar); font-size: 10px; font-weight: 400; }.message-usage { margin-top: 14px; color: var(--muted); font-size: 10px; line-height: 1.7; font-variant-numeric: tabular-nums; }
.message-body { font-size: 15px; line-height: 1.95; overflow-wrap: anywhere; }
.message-body p { margin: 0 0 15px; }
.message-body p:last-child { margin-bottom: 0; }
.message-body h2 { font-size: 21px; margin: 28px 0 12px; line-height: 1.5; font-weight: 600; }
.message-body h3 { font-size: 17px; margin: 23px 0 9px; line-height: 1.6; font-weight: 600; }
.message-body h2:first-child, .message-body h3:first-child { margin-top: 0; }
.message-body ul, .message-body ol { margin: 9px 0 19px; padding-left: 24px; }
.message-body li { padding-left: 3px; margin-bottom: 6px; }
.message-body strong { font-weight: 600; }
.message-body code { background: var(--bubble); padding: 2px 5px; border-radius: 5px; font: 12px ui-monospace, SFMono-Regular, Consolas, monospace; }
.code-block { overflow: hidden; border: 1px solid var(--line); border-radius: 12px; margin: 16px 0; }
.code-header { display: flex; align-items: center; justify-content: space-between; background: var(--sidebar); padding: 7px 13px; color: var(--muted); font-size: 11px; }
.code-header button { padding: 4px; color: var(--muted); }
.code-block pre { overflow-x: auto; margin: 0; padding: 18px; line-height: 1.7; }
.code-block pre code { padding: 0; background: none; white-space: pre; }
.table-wrap { overflow-x: auto; margin: 15px 0; }
.message-body table { width: 100%; border-collapse: collapse; font-size: 13px; white-space: nowrap; }
.message-body th, .message-body td { border-bottom: 1px solid var(--line); padding: 9px 12px; text-align: left; }
.message-body th { font-weight: 500; background: var(--sidebar); }
.thinking { display: flex; gap: 5px; align-items: center; min-height: 22px; padding: 8px 0; }
.thinking span { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); animation: breathe 1.1s ease-in-out infinite; }
.thinking span:nth-child(2) { animation-delay: .15s; }.thinking span:nth-child(3) { animation-delay: .3s; }
.message-actions { display: flex; gap: 3px; margin-top: 12px; }
.message-actions .icon-button { width: 30px; height: 30px; }
.message-actions .icon { width: 16px; height: 16px; }
.message-actions .is-selected { color: var(--accent); background: var(--accent-soft); }
.message-actions:empty { display: none; }
.recommendation-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 18px 0; }
.recommendation { display: flex; gap: 12px; align-items: center; min-width: 0; padding: 14px; border: 1px solid var(--line); border-radius: 13px; background: var(--page); text-align: left; transition: background .15s; }
.recommendation:hover { background: var(--sidebar); }
.product-media { display: block; position: relative; overflow: hidden; flex-shrink: 0; border-radius: 10px; background: var(--accent-soft); }
.product-media-fallback { display: flex; position: absolute; inset: 0; align-items: center; justify-content: center; color: var(--accent); }
.product-media img { display: block; position: relative; width: 100%; height: 100%; object-fit: cover; }
.recommendation-cover { width: 88px; height: 80px; }
.detail-cover { width: 100%; height: auto; aspect-ratio: 16 / 9; margin-bottom: 20px; border-radius: 12px; }.detail-cover img { position: absolute; inset: 0; }
.recommendation-copy { min-width: 0; }
.recommendation-copy strong { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; font-size: 12px; line-height: 1.6; font-weight: 500; }
.recommendation-copy small { display: block; color: var(--muted); font-size: 10px; margin: 4px 0 5px; }
.recommendation-copy b { color: var(--text); font-weight: 500; font-size: 12px; }
.suggestion-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
.follow-up { border: 1px solid var(--line); border-radius: 22px; padding: 7px 11px; color: var(--muted); font-size: 11px; text-align: left; }
.follow-up:hover { color: var(--text); background: var(--sidebar); }
.composer-region { width: min(100% - 64px, 768px); margin: 0 auto; position: relative; padding: 8px 0 max(12px, env(safe-area-inset-bottom)); flex-shrink: 0; }
.is-empty .composer-region { margin-top: 31px; }
.composer { padding: 16px 16px 11px; border: 1px solid var(--line); border-radius: 26px; background: var(--composer); box-shadow: var(--shadow); }
.composer:focus-within { border-color: color-mix(in srgb, var(--muted) 35%, var(--line)); }
#prompt-input { display: block; width: 100%; min-height: 32px; max-height: 160px; resize: none; border: 0; outline: none; background: none; color: var(--text); font-size: 15px; line-height: 1.65; padding: 0 4px 5px; overflow-y: auto; }
#prompt-input::placeholder { color: var(--subtle); }
.composer-toolbar, .composer-tools { display: flex; align-items: center; }
.composer-toolbar { justify-content: space-between; margin-top: 12px; }
.composer-tools { gap: 6px; }
.composer-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.composer-model-trigger { display: flex; align-items: center; gap: 5px; padding: 8px 9px; border: 1px solid var(--line); border-radius: 20px; color: var(--muted); font-size: 12px; white-space: nowrap; }
.composer-model-trigger:hover, .composer-model-trigger[aria-expanded="true"] { background: var(--hover); color: var(--text); }
.composer-model-trigger .icon { width: 14px; height: 14px; }
@media (max-width: 480px) { .composer-toolbar { flex-wrap: wrap; gap: 6px; }.composer-actions { margin-left: auto; }.composer-model-trigger { font-size: 11px; padding: 8px; } }
.attach-button { color: var(--text); margin-left: -4px; }
.tool-button { display: flex; align-items: center; gap: 7px; border-radius: 20px; padding: 8px 10px; font-size: 12px; color: var(--muted); }
.tool-button:hover { color: var(--text); background: var(--hover); }
.thinking-toggle[aria-pressed="true"] { color: var(--accent); background: var(--accent-soft); }
.send-button { display: flex; align-items: center; justify-content: center; flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%; background: var(--button); color: var(--button-text); }
.send-button .icon { width: 20px; height: 20px; stroke-width: 2; }
.send-button:disabled { opacity: .18; }
.welcome-suggestions { display: flex; justify-content: center; flex-wrap: wrap; gap: 9px; margin-top: 25px; }
.welcome-suggestion { display: flex; align-items: center; gap: 7px; padding: 9px 14px; border: 1px solid var(--line); border-radius: 25px; color: var(--muted); font-size: 12px; }
.welcome-suggestion .icon { width: 16px; height: 16px; color: var(--accent); }
.welcome-suggestion:hover { background: var(--sidebar); color: var(--text); }
.disclaimer { margin: 10px 0 0; color: var(--subtle); font-size: 10px; text-align: center; line-height: 1.5; }
.is-empty .disclaimer { margin-top: 25px; }
.jump-bottom { position: absolute; top: -45px; left: calc(50% - 17px); width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: var(--page); box-shadow: var(--shadow); z-index: 3; }
.attachment-list { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 12px; }
.attachment-chip { display: flex; align-items: center; gap: 8px; flex-shrink: 0; max-width: 225px; padding: 8px; border: 1px solid var(--line); border-radius: 12px; }
.attachment-chip img { width: 36px; height: 36px; border-radius: 7px; object-fit: cover; }
.attachment-info { min-width: 0; }.attachment-info strong { display: block; font-size: 11px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attachment-info small { font-size: 10px; color: var(--muted); }.attachment-chip .icon-button { width: 22px; height: 22px; }.attachment-chip .icon-button .icon { width: 14px; height: 14px; }
.message-files { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 8px; margin-bottom: 9px; }
.message-file { border: 1px solid var(--line); border-radius: 10px; padding: 8px 11px; color: var(--muted); font-size: 11px; max-width: 250px; overflow-wrap: anywhere; }
.popover { position: fixed; z-index: 80; min-width: 220px; max-width: calc(100vw - 24px); padding: 6px; border: 1px solid var(--line); border-radius: 14px; background: var(--page); box-shadow: 0 10px 40px #0002; }
.menu-item { display: flex; align-items: center; gap: 11px; width: 100%; padding: 10px 11px; border-radius: 9px; text-align: left; font-size: 12px; }
.menu-item:hover { background: var(--hover); }.menu-item .icon { width: 17px; height: 17px; }.menu-item small { display: block; color: var(--muted); font-size: 10px; margin-top: 4px; }.menu-item.is-selected { background: var(--sidebar); }.menu-item.is-danger { color: var(--danger); }
.menu-caption { font-size: 10px; color: var(--muted); padding: 7px 10px 8px; }.menu-separator { height: 1px; background: var(--line); margin: 5px; }
.model-menu-item > span { flex: 1; }.model-menu-item .model-menu-check { color: var(--accent); width: 16px; height: 16px; }
.app-dialog { width: min(560px, calc(100vw - 32px)); max-height: min(80dvh, 700px); padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--page); color: var(--text); box-shadow: 0 25px 100px #0003; }
.app-dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(2px); }.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 20px; }.dialog-heading h2 { font-size: 19px; margin: 0; font-weight: 550; }.dialog-copy { color: var(--muted); font-size: 13px; line-height: 1.9; margin-bottom: 20px; }
.dialog-input, .dialog-select { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 12px; background: var(--page); color: var(--text); font-size: 13px; }
.theme-select { position: relative; width: 160px; flex-shrink: 0; }.theme-select summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; list-style: none; border: 1px solid var(--line); border-radius: 10px; background: var(--page); cursor: pointer; font-size: 12px; transition: background .15s, border-color .15s; }.theme-select summary::-webkit-details-marker { display: none; }.theme-select summary:hover { background: var(--sidebar); border-color: var(--subtle); }.theme-select summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }.theme-select[open] summary { border-color: var(--accent); background: var(--sidebar); }
.theme-current { display: flex; align-items: center; gap: 8px; white-space: nowrap; }.theme-select .icon { width: 16px; height: 16px; color: var(--muted); }.theme-chevron { transition: transform .15s; }.theme-select[open] .theme-chevron { transform: rotate(180deg); }
.theme-options { position: absolute; top: calc(100% + 7px); right: 0; z-index: 2; width: 180px; padding: 5px; border: 1px solid var(--line); border-radius: 12px; background: var(--page); box-shadow: 0 8px 28px #0002; }.theme-option { display: block; width: 100%; padding: 0; border-radius: 8px; text-align: left; }.theme-option-content { display: flex; align-items: center; gap: 9px; padding: 11px 10px; border-radius: 8px; font-size: 12px; }.theme-option-content > span { flex: 1; }.theme-option:hover .theme-option-content { background: var(--hover); }.theme-option[aria-selected="true"] .theme-option-content { color: var(--accent); background: var(--accent-soft); }.theme-option[aria-selected="true"] .theme-option-content .icon { color: var(--accent); }.theme-option .theme-check { visibility: hidden; width: 14px; height: 14px; }.theme-option[aria-selected="true"] .theme-check { visibility: visible; }.theme-option:focus-visible { outline-offset: -2px; }
.usage-detail-model > span, .usage-detail-model > strong, .usage-detail-model > small { display: block; }.usage-detail-model > span { color: var(--muted); font-size: 11px; }.usage-detail-model > strong { margin-top: 7px; font-size: 17px; font-weight: 500; }.usage-detail-model > small { margin-top: 6px; color: var(--subtle); font-size: 10px; }
.usage-detail-balance { display: grid; gap: 8px; padding: 20px; margin-top: 22px; border-radius: 14px; background: var(--sidebar); }.usage-detail-balance > span, .usage-detail-balance > small { color: var(--muted); font-size: 11px; }.usage-detail-balance > strong { font-size: 34px; font-weight: 550; letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.usage-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin: 24px 0 0; }.usage-detail-grid > div { min-width: 0; }.usage-detail-grid dt { color: var(--muted); font-size: 11px; }.usage-detail-grid dd { margin: 7px 0 0; font-size: 20px; font-weight: 500; font-variant-numeric: tabular-nums; }
.login-dialog { width: min(380px, calc(100vw - 32px)); }.login-intro { margin: -6px 0 23px; color: var(--muted); font-size: 13px; line-height: 1.7; }.login-form { display: grid; gap: 10px; }.login-form label { font-size: 12px; }.login-form .dialog-input { font-size: 16px; margin-bottom: 8px; }.login-form .dialog-input[aria-invalid="true"] { border-color: var(--danger); }.login-error { margin: 0; color: var(--danger); font-size: 12px; }.login-form .login-submit { width: 100%; min-height: 44px; margin-top: 4px; border-radius: 10px; font-size: 14px; }.login-note { margin: 3px 0 0; color: var(--subtle); font-size: 11px; text-align: center; line-height: 1.7; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 22px; }.primary-button, .secondary-button { display: flex; align-items: center; justify-content: center; gap: 7px; padding: 10px 16px; border-radius: 22px; font-size: 12px; }.primary-button { background: var(--button); color: var(--button-text); }.secondary-button { border: 1px solid var(--line); }.secondary-button:hover { background: var(--sidebar); }.danger-button { background: #c83d3d; color: #fff; }
.search-results { margin-top: 17px; max-height: 360px; overflow-y: auto; }.search-result { display: block; width: 100%; text-align: left; padding: 13px 10px; border-radius: 9px; }.search-result:hover { background: var(--sidebar); }.search-result strong { display: block; font-size: 13px; font-weight: 500; }.search-result small { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }.empty-state { color: var(--muted); text-align: center; padding: 26px 10px; font-size: 12px; }
.agent-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }.agent-item { display: flex; gap: 11px; text-align: left; padding: 16px 12px; border: 1px solid var(--line); border-radius: 12px; }.agent-item:hover { background: var(--sidebar); }.agent-item > .icon { color: var(--accent); width: 22px; height: 22px; }.agent-item strong { display: block; font-size: 12px; font-weight: 500; }.agent-item small { display: block; color: var(--muted); font-size: 10px; margin-top: 6px; }
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 13px; }.setting-row .dialog-select { width: 135px; }.setting-note { margin-top: 18px; color: var(--muted); font-size: 11px; line-height: 1.9; }.detail-price { font-size: 27px; font-weight: 550; margin-bottom: 14px; }.detail-price small { font-size: 12px; font-weight: 400; color: var(--muted); }.detail-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0; }.detail-tags span { padding: 5px 8px; border-radius: 5px; font-size: 11px; background: var(--sidebar); color: var(--muted); }
.toast { position: fixed; z-index: 150; left: 50%; bottom: 30px; transform: translateX(-50%); padding: 11px 18px; max-width: calc(100vw - 32px); border-radius: 12px; background: var(--button); color: var(--button-text); box-shadow: var(--shadow); font-size: 12px; text-align: center; }
.app-shell.sidebar-collapsed .sidebar { display: none; }.app-shell.sidebar-collapsed .header-sidebar-toggle { display: inline-flex; }
@keyframes breathe { 0%, 80%, 100% { opacity: .3; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
@media (max-width: 1100px) { .header-subtitle { display: none; }.sidebar { width: 238px; }.message-list, .composer-region { width: calc(100% - 48px); } }
@media (max-width: 760px) {
  .sidebar { visibility: hidden; }.sidebar.is-open { visibility: visible; }
  .app-shell { min-height: 0; }.sidebar { position: fixed; left: 0; top: 0; bottom: 0; width: min(290px, 84vw); transform: translateX(-100%); padding-top: max(14px, env(safe-area-inset-top)); }.sidebar.is-open { transform: translateX(0); }.app-shell.sidebar-collapsed .sidebar { display: flex; }.sidebar-backdrop { position: fixed; inset: 0; z-index: 25; background: var(--backdrop); }.header-sidebar-toggle, .header-new-chat { display: inline-flex; }.main-header { height: 58px; padding: 5px 13px 0; }.model-trigger { font-size: 17px; padding: 8px; }.header-left { gap: 1px; }.share-button { border: 0; padding: 9px; }.share-button span { display: none; }.share-button .icon { width: 20px; height: 20px; }.header-actions { gap: 0; }.message-list { width: calc(100% - 36px); padding-top: 18px; }.composer-region { width: calc(100% - 28px); padding-bottom: max(10px, env(safe-area-inset-bottom)); }.workspace.is-empty { padding-top: clamp(38px, 12vh, 95px); overflow-y: auto; }.workspace.is-empty .composer-region { flex-shrink: 0; }.is-empty .composer-region { margin-top: 28px; }.welcome-mark { margin-bottom: 15px; }.welcome h1 { font-size: 27px; }.welcome p { font-size: 12px; margin-top: 13px; }.composer { border-radius: 23px; padding: 15px 13px 10px; }.composer-tools { gap: 1px; }.tool-button { font-size: 11px; padding: 8px; gap: 5px; }.tool-button .icon { width: 16px; height: 16px; }.welcome-suggestions { gap: 8px; margin-top: 21px; }.welcome-suggestion { padding: 9px 12px; font-size: 11px; }.message-body { font-size: 14px; line-height: 1.9; }.user-bubble { font-size: 14px; max-width: 90%; padding: 11px 17px; }.message { margin-bottom: 28px; }.recommendation-grid { grid-template-columns: 1fr; }.recommendation { padding: 12px; }.recommendation-copy strong { -webkit-line-clamp: 1; }.app-dialog { padding: 20px; }.agent-grid { gap: 8px; }.agent-item { padding: 13px 10px; gap: 8px; }.agent-item > .icon { width: 18px; height: 18px; }.history-more { opacity: 1; }
}
@media (max-height: 600px) { .workspace.is-empty { padding-top: 24px; }.welcome-mark { display: none; }.is-empty .composer-region { margin-top: 20px; }.is-empty .disclaimer { margin-top: 15px; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }