:root{--bg: #0b0b14;--panel: #14142200;--panel-solid: #141422;--panel2: #1b1b2f;--line: #2a2a44;--text: #ecebf7;--muted: #9a99b8;--accent: #8b5cf6;--accent2: #22d3ee;--grad: linear-gradient(135deg, #8b5cf6 0%, #6366f1 45%, #22d3ee 100%);--ok: #34d399;--warn: #fbbf24;--err: #f87171;--shadow: 0 10px 40px rgba(0,0,0,.45);--sat: 0px;--sab: 0px;--sal: 0px;--sar: 0px;--r: 14px;color-scheme:dark}@media (prefers-color-scheme: light){:root{--bg: #f5f4fb;--panel-solid: #ffffff;--panel2: #eeedf8;--line: #dcdaee;--text: #17162b;--muted: #65638a;--shadow: 0 10px 30px rgba(60,40,140,.14);color-scheme:light}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.5 system-ui,Segoe 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#8b5cf673}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;border:0;background:none;color:var(--muted);cursor:pointer;text-align:left;font-weight:600;width:100%}.nav-item:hover{background:var(--panel2);color:var(--text)}.nav-item.on{background:var(--panel2);color:var(--text);box-shadow:inset 3px 0 0 var(--accent)}.nav-sep{height:1px;background:var(--line);margin:8px 6px}.side .credit-card{margin-top:auto}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{display:none;align-items:center;justify-content:space-between;padding:calc(10px + var(--sat)) 14px 10px;border-bottom:1px solid var(--line);background:var(--panel-solid)}.page{flex:1;overflow-y:auto;padding:22px 26px 30px;-webkit-overflow-scrolling:touch}.page-inner{max-width:1080px;margin:0 auto}.page-h{margin-bottom:18px}.page-h h1{font-size:26px}.page-h p{margin:4px 0 0;color:var(--muted)}.bottom{display:none;background:var(--panel-solid);border-top:1px solid 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13px;font-size:13px;font-weight:600;cursor:pointer}.chip.on{background:var(--grad);color:#fff;border-color:transparent}.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin-bottom:14px;cursor:pointer}.check input{margin-top:3px;accent-color:var(--accent)}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--panel2);border:1px solid var(--line);font-size:12.5px;font-weight:700}.pill.ok{color:var(--ok)}.pill.warn{color:var(--warn)}.pill.err{color:var(--err)}.pill.live{color:var(--ok)}.pill.demo{color:var(--warn)}.credit-card{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:12px 14px}.credit-card b{font-size:24px}.err-box{background:color-mix(in srgb,var(--err) 14%,transparent);border:1px solid color-mix(in srgb,var(--err) 45%,transparent);color:var(--err);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:14px}.info-box{background:color-mix(in srgb,var(--accent2) 10%,transparent);border:1px solid color-mix(in srgb,var(--accent2) 35%,transparent);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:13.5px;color:var(--text)}.spin{width:18px;height:18px;border:3px solid color-mix(in srgb,currentColor 25%,transparent);border-top-color:currentColor;border-radius:50%;animation:sp .8s linear infinite;display:inline-block}@keyframes sp{to{transform:rotate(360deg)}}.toast{position:fixed;left:50%;bottom:calc(80px + var(--sab));transform:translate(-50%);background:var(--panel-solid);border:1px solid var(--line);box-shadow:var(--shadow);padding:11px 18px;border-radius:12px;z-index:100;max-width:90vw;font-weight:600}.toast.err{border-color:var(--err);color:var(--err)}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#05050cb3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:50;display:grid;place-items:center;padding:calc(16px + var(--sat)) 14px calc(16px + var(--sab))}.modal{background:var(--panel-solid);border:1px solid var(--line);border-radius:18px;padding:20px;width:100%;max-width:640px;max-height:100%;overflow-y:auto;box-shadow:var(--shadow)}.modal h2{margin-bottom:12px}table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}.tbl th{text-align:left;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}.tbl td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}.scroll-x{overflow-x:auto}.auth{display:grid;grid-template-columns:1.1fr 1fr;height:100%;overflow-y:auto}.hero{padding:calc(40px + var(--sat)) 48px 40px;display:flex;flex-direction:column;justify-content:center;gap:22px;background:radial-gradient(900px 500px at 10% 0%,rgba(139,92,246,.35),transparent 60%),radial-gradient(700px 500px at 100% 100%,rgba(34,211,238,.22),transparent 60%)}.hero h1{font-size:44px;letter-spacing:-.5px}.hero p.lead{font-size:17px;color:var(--muted);max-width:520px;margin:0}.tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;max-width:520px}.tool-t{display:flex;gap:12px;align-items:center;padding:12px;border-radius:14px;background:color-mix(in srgb,var(--panel-solid) 70%,transparent);border:1px solid var(--line)}.auth-form{display:flex;align-items:center;justify-content:center;padding:calc(30px + var(--sat)) 26px calc(30px + var(--sab))}.auth-card{width:100%;max-width:400px}.seg{display:flex;background:var(--panel2);border-radius:12px;padding:4px;margin-bottom:18px}.seg button{flex:1;border:0;background:none;padding:9px;border-radius:9px;font-weight:700;color:var(--muted);cursor:pointer}.seg button.on{background:var(--panel-solid);color:var(--text);box-shadow:0 2px 8px #00000040}@media (max-width: 860px){.auth{grid-template-columns:1fr}.hero{padding:calc(28px + var(--sat)) 20px 8px;gap:14px}.hero h1{font-size:30px}.hero .tools-grid{display:none}.auth-form{padding:14px 18px 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.empty{text-align:center;color:var(--muted);padding:30px}.cost-bar{display:flex;justify-content:space-between;align-items:center;margin:12px 0;padding:10px 14px;border-radius:12px;background:var(--panel2);font-size:14px}.progress{height:8px;border-radius:6px;background:var(--line);overflow:hidden;width:80%;margin-top:10px}.progress i{display:block;height:100%;background:var(--grad);transition:width .6s}.grid-lib{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px}.lib-item{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--panel-solid);cursor:pointer}.lib-thumb{aspect-ratio:1;background:var(--panel2);display:grid;place-items:center;position:relative;overflow:hidden;color:var(--muted)}.lib-thumb img,.lib-thumb video{width:100%;height:100%;object-fit:cover}.lib-meta{padding:8px 10px;font-size:12.5px}.lib-meta .t{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.badge{position:absolute;top:8px;left:8px;font-size:11px;font-weight:800;background:#0009;color:#fff;padding:2px 8px;border-radius:999px}.demo-note{font-size:12px;color:var(--warn);margin-top:8px}.chat{display:grid;grid-template-columns:250px 1fr;height:100%;min-height:0;gap:16px}.chat-list{overflow-y:auto;display:flex;flex-direction:column;gap:4px}.chat-list button{text-align:left;border:0;background:none;color:var(--muted);padding:9px 11px;border-radius:10px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}.chat-list button.on,.chat-list button:hover{background:var(--panel2);color:var(--text)}.chat-main{display:flex;flex-direction:column;min-height:0;min-width:0}.msgs{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:4px 2px 14px}.msg{max-width:86%;padding:12px 15px;border-radius:16px;background:var(--panel-solid);border:1px solid var(--line);overflow-wrap:anywhere}.msg.user{align-self:flex-end;background:var(--grad);color:#fff;border:0;border-bottom-right-radius:4px}.msg.assistant{border-bottom-left-radius:4px}.msg pre{background:#0a0a12;color:#e6e6f5;padding:12px;border-radius:10px;overflow-x:auto;font-size:13px}.msg code{background:color-mix(in srgb,var(--accent) 22%,transparent);padding:1px 5px;border-radius:5px;font-size:.92em}.msg pre code{background:none;padding:0}.msg p{margin:0 0 8px}.msg p:last-child{margin:0}.msg ul,.msg ol{margin:4px 0 8px;padding-left:20px}.composer{display:flex;gap:10px;align-items:flex-end;padding-top:8px}.composer textarea{min-height:46px;max-height:160px;resize:none;flex:1}.chat-empty{margin:auto;text-align:center;max-width:440px;color:var(--muted)}.suggest{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:14px}@media (max-width: 860px){.chat{grid-template-columns:1fr}.chat-list{display:none}.chat-list.open{display:flex;position:absolute;z-index:20;background:var(--panel-solid);top:0;right:0;bottom:0;left:0;padding:14px}.msg{max-width:94%}}.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}.plan{border-radius:18px;border:1px solid var(--line);background:var(--panel-solid);padding:20px;display:flex;flex-direction:column;gap:10px;position:relative}.plan.pop{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),var(--shadow)}.plan .price{font-size:32px;font-weight:800}.plan ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px;flex:1}.stat{background:var(--panel-solid);border:1px solid var(--line);border-radius:14px;padding:14px}.stat b{font-size:26px;display:block}.stat span{color:var(--muted);font-size:12.5px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}.tabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:16px;padding-bottom:4px}.bars{display:flex;align-items:flex-end;gap:5px;height:90px}.bars i{flex:1;background:var(--grad);border-radius:4px 4px 0 0;min-height:3px;opacity:.9}.sec-t{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:22px 0 10px}