:root{color-scheme:light;--font: "Inter", "Segoe UI", "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif;--canvas: #f6f7fc;--canvas-2: #eef1f9;--surface: #ffffff;--surface-2: #fbfcff;--surface-3: #f0f3fa;--ink: #1a2138;--ink-2: #2d3650;--muted: #6b7690;--muted-2: #8b96ac;--line: #e6eaf3;--line-strong: #d6dceb;--accent: #4b5cf6;--accent-2: #8b5cf6;--accent-3: #22b8cf;--accent-strong: #3a49df;--accent-soft: #eef0ff;--accent-border: #ccd2ff;--accent-glow: rgba(75, 92, 246, .18);--danger: #e25563;--danger-soft: #fff0f2;--success: #16a34a;--warning: #e79a2b;--glow-a: rgba(103, 93, 255, .13);--glow-b: rgba(34, 184, 207, .09);--shadow-sm: 0 2px 8px rgba(26, 33, 56, .04);--shadow: 0 14px 40px rgba(26, 33, 56, .07);--shadow-lg: 0 26px 70px rgba(26, 33, 56, .12);--radius-sm: 10px;--radius: 14px;--radius-lg: 20px;--rail-w: 76px;--page-w: 1400px;--tab-active-bg: #171d31;--tab-active-fg: #ffffff}[data-theme=dark]{color-scheme:dark;--canvas: #0a0f1d;--canvas-2: #0e1526;--surface: 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minmax(0,.95fr);gap:32px;align-items:stretch;scroll-margin-top:84px}#composer{scroll-margin-top:84px}.composer{padding:24px 26px 18px}.composer-tabs{display:flex;gap:5px;padding:5px;border-radius:14px;background:var(--surface-3);margin-bottom:22px}.composer-tabs button{flex:1;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:7px;font-size:13px;font-weight:700;color:var(--muted);transition:background .18s,color .18s,box-shadow .18s}.composer-tabs button:hover{color:var(--ink)}.composer-tabs button.active{background:var(--tab-active-bg);color:var(--tab-active-fg);box-shadow:0 8px 18px #171d3129}[data-theme=dark] .composer-tabs button.active{box-shadow:0 8px 20px var(--accent-glow)}.section{padding:16px 0;border-top:1px solid var(--line)}.section:first-of-type{border-top:0;padding-top:0}.section-head{display:flex;align-items:center;gap:7px;min-height:20px;margin-bottom:10px}.step-no{padding:2px 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var(--line);border-radius:999px;background:var(--surface-2);color:var(--muted);font-size:8px;font-weight:800;letter-spacing:.1em;white-space:nowrap}.status-pill i{width:5px;height:5px;border-radius:50%;background:currentColor}.status-pill.ready{color:var(--success);border-color:color-mix(in srgb,var(--success) 28%,transparent);background:color-mix(in srgb,var(--success) 8%,transparent)}.status-pill.running{color:var(--accent);border-color:var(--accent-border);background:var(--accent-soft)}.status-pill.running i{animation:pulse 1.2s ease-in-out infinite}.status-pill.error{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 28%,transparent);background:var(--danger-soft)}.preview-body{flex:1;min-height:0;display:flex;padding:0 20px}.preview-foot{display:flex;justify-content:space-between;padding:13px 24px 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textarea{width:100%;min-height:116px;resize:vertical;border:0;outline:0;background:transparent;color:var(--ink);font:inherit;line-height:1.65}.agent-input-area{position:relative}.agent-ref-strip{display:flex;flex-wrap:wrap;gap:8px;padding:2px 0 10px}.agent-ref-thumb{position:relative;width:58px;height:58px;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--surface-2)}.agent-ref-thumb img{width:100%;height:100%;object-fit:cover;display:block}.agent-ref-thumb span{position:absolute;left:3px;bottom:3px;padding:2px 4px;border-radius:4px;background:#0009;color:#fff;font-size:9px}.agent-ref-thumb button{position:absolute;top:2px;right:2px;width:18px;height:18px;display:grid;place-items:center;border:0;border-radius:50%;background:#0009;color:#fff;cursor:pointer}.agent-ref-add,.agent-attach{display:flex;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:var(--surface);cursor:pointer}.agent-ref-add{width:58px;height:58px}.agent-attach{padding:7px 9px;font-size:11px;white-space:nowrap}.agent-attach:disabled{opacity:.45;cursor:default}.agent-mention-menu{position:absolute;z-index:5;left:4px;bottom:calc(100% + 5px);display:grid;min-width:130px;max-height:220px;overflow:auto;padding:5px;border:1px solid var(--line);border-radius:11px;background:var(--surface);box-shadow:var(--shadow)}.agent-mention-menu button{display:flex;align-items:center;gap:8px;border:0;border-radius:7px;padding:6px;text-align:left;color:var(--ink);background:transparent;cursor:pointer}.agent-mention-menu button:hover{background:var(--surface-soft)}.agent-mention-menu img{width:28px;height:28px;object-fit:cover;border-radius:5px}.agent-message-refs{display:flex;justify-content:flex-end;gap:6px;margin-bottom:7px}.agent-message-refs img{width:52px;height:52px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}.agent-controls{display:flex;align-items:center;gap:9px;min-width:0}.agent-controls label{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px}.agent-controls .select-picker{max-width:190px}.agent-param-controls{display:flex;align-items:center;gap:7px;flex:none}.agent-send{margin-left:auto;border:0;border-radius:10px;padding:9px 16px;color:#fff;background:var(--accent);cursor:pointer;font-weight:650}.agent-send:disabled{opacity:.5;cursor:default}.agent-hint{display:block;text-align:right;color:var(--muted);padding:8px 2px 0;font-size:10px}.agent-error{margin-bottom:8px;color:#c2413b;font-size:12px}.ratio-picker{position:relative;display:inline-flex}.ratio-trigger{min-height:32px;display:flex;align-items:center;gap:7px;padding:5px 8px;border:1px solid var(--line);border-radius:9px;color:var(--ink);background:var(--surface);cursor:pointer;font-size:11px;white-space:nowrap}.ratio-glyph{width:22px;height:22px;flex:none;display:grid;place-items:center}.ratio-glyph i{display:block;max-width:19px;max-height:19px;border:1.5px solid currentColor;border-radius:2px}.ratio-chevron{color:var(--muted);transition:transform .15s}.ratio-chevron.open{transform:rotate(180deg)}.ratio-menu{position:absolute;z-index:20;top:calc(100% + 5px);left:0;display:grid;grid-template-columns:repeat(3,minmax(68px,1fr));gap:4px;min-width:220px;max-height:min(70vh,340px);overflow-y:auto;overscroll-behavior:contain;padding:7px;border:1px solid var(--line);border-radius:12px;background:var(--surface);box-shadow:var(--shadow)}.ratio-menu-top{top:auto;bottom:calc(100% + 7px)}.ratio-option{min-height:51px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border:1px solid transparent;border-radius:8px;color:var(--ink);background:transparent;cursor:pointer;font-size:10px}.ratio-option:hover,.ratio-option.selected{border-color:var(--accent-border);background:var(--accent-soft);color:var(--accent)}.ratio-option .ratio-glyph{height:24px}.ratio-auto{flex-direction:row;grid-column:1/-1;min-height:34px}.agent-controls .ratio-trigger{font-size:11px}.agent-controls .ratio-glyph{width:17px;height:17px}.agent-controls .ratio-glyph i{max-width:15px;max-height:15px}.select-picker{position:relative;display:inline-flex;min-width:0;max-width:100%}.select-picker.block{display:flex;width:100%}.select-picker .ratio-trigger{min-width:0;max-width:100%;transition:border-color .16s,background .16s,box-shadow .16s}.select-picker-trigger:hover{border-color:var(--accent-border)}.select-picker-trigger[aria-expanded=true]{border-color:var(--accent-border);background:var(--accent-soft)}.select-picker-trigger:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.select-picker-trigger:disabled{opacity:.5;cursor:not-allowed}.select-picker-label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.select-picker-icon{flex:none;display:grid;place-items:center;color:var(--accent)}.select-picker .ratio-chevron{flex:none;margin-left:auto}.picker-menu{min-width:0;width:max-content}.picker-list{grid-template-columns:minmax(0,1fr);min-width:100%;max-width:min(320px,82vw)}.picker-grid{grid-template-columns:repeat(var(--picker-cols,1),minmax(46px,1fr))}.picker-option{flex-direction:row;align-items:center;justify-content:flex-start;gap:6px;width:100%;min-height:33px;padding:0 9px;text-align:left;font-size:11.5px;font-weight:600}.picker-option .picker-option-label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.picker-option small{margin-left:auto;padding-left:8px;color:var(--muted-2);font-size:10px;font-weight:500}.picker-option:disabled{opacity:.45;cursor:default}.select-picker.block .ratio-trigger{width:100%;min-height:46px;padding:0 13px 0 14px;gap:9px;border-color:var(--line-strong);border-radius:12px;font-size:12.5px;font-weight:600}.select-picker.block .select-picker-trigger[aria-expanded=true]{background:var(--surface)}.select-picker.block .ratio-trigger:hover{border-color:var(--accent-border)}.select-picker.block .ratio-chevron{color:var(--muted)}.select-picker.block .picker-menu{width:max-content;min-width:min(100%,320px);max-width:100%}@media (max-width: 720px){.picker-menu{grid-template-columns:minmax(0,1fr);width:max-content;min-width:min(148px,78vw);max-width:min(240px,86vw)}.picker-menu .ratio-option{flex-direction:row;justify-content:flex-start;align-items:center;min-height:42px;padding:0 13px;font-size:12.5px}.select-picker.block .picker-menu{min-width:min(100%,240px)}.select-picker .ratio-trigger{min-height:38px;padding:7px 11px;font-size:12px}.select-picker.block .ratio-trigger{min-height:46px;padding:0 13px 0 14px;font-size:13px}}.agent-image-progress{display:flex;align-items:center;gap:12px;min-height:74px;padding:13px 15px;border:1px solid var(--accent-border);border-radius:14px;background:var(--accent-soft);color:var(--ink);overflow:hidden;position:relative}.agent-image-spinner{width:38px;height:38px;flex:none;display:grid;place-items:center;color:var(--accent);border-radius:12px;background:var(--surface);animation:agentImagePulse 1.3s ease-in-out infinite}.agent-image-progress strong,.agent-image-progress small{display:block}.agent-image-progress strong{font-size:13px}.agent-image-progress small{margin-top:4px;color:var(--muted);font-size:11px}.agent-progress-track{position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--accent-border);overflow:hidden}.agent-progress-track b{display:block;height:100%;width:35%;border-radius:9px;background:var(--accent);animation:agentImageTravel 1.5s ease-in-out infinite}.agent-generated-images{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,300px));gap:12px;margin-top:12px}.agent-generated-images img{display:block;width:100%;max-height:420px;object-fit:contain;border:1px solid var(--line);border-radius:14px;background:var(--surface-2);box-shadow:var(--shadow-sm)}@keyframes agentImagePulse{50%{transform:scale(.9);box-shadow:0 0 0 7px var(--accent-soft)}}@keyframes agentImageTravel{0%{transform:translate(-110%)}to{transform:translate(320%)}}@media (max-width:760px){.agent-page{grid-template-columns:1fr;margin:5px 10px 18px}.agent-sidebar{min-height:0;max-height:190px;border-right:0;border-bottom:1px solid var(--line)}.agent-thread-list{display:flex;gap:7px;overflow:auto}.agent-thread{min-width:150px;width:150px}.agent-chat{height:calc(100vh - 315px);min-height:490px}.agent-messages{padding:20px 15px}.agent-suggestions{grid-template-columns:1fr}.agent-controls{flex-wrap:wrap}.agent-controls .select-picker{max-width:135px}.agent-composer-wrap{width:calc(100% - 24px)}.agent-composer textarea{min-height:108px}.agent-param-controls{margin-left:auto}.agent-param-controls .ratio-menu{left:auto;right:0}}.topup-methods{display:flex;gap:6px;margin-top:8px}.topup-methods button{flex:1;height:28px;padding:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--muted);font-size:10.5px;font-weight:600;cursor:pointer;transition:border-color .15s,color .15s,background .15s}.topup-methods button:hover{border-color:var(--accent);color:var(--accent)}.topup-methods button.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.topup-records{margin-top:12px;padding-top:10px;border-top:1px dashed var(--line)}.topup-records-head{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px;font-weight:600}.topup-records-toggle{display:inline-flex;align-items:center;gap:5px;padding:2px 0;color:inherit;font-size:inherit;font-weight:inherit}.topup-records-toggle svg{transition:transform .18s ease}.topup-records-toggle svg.expanded{transform:rotate(180deg)}.topup-records-toggle:hover{color:var(--accent)}.topup-records:has(.topup-record-list) .topup-records-head{margin-bottom:6px}.topup-record-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.topup-record-list li{display:flex;align-items:center;justify-content:space-between;gap:8px}.topup-record-amount{color:var(--success);font-size:11px;font-weight:700;font-variant-numeric:tabular-nums}.topup-record-amount.status-pending{color:var(--warning, #b7791f)}.topup-record-amount.status-failed,.topup-record-amount.status-expired{color:var(--danger)}.topup-record-meta{color:var(--muted-2);font-size:9.5px;text-align:right}