:root{color-scheme:dark;--bg:#080d18;--panel:#101b2b;--edge:#263449;--text:#eef6ff;--muted:#93a5bd;--accent:#67e3d4;--blue:#489cf6;--danger:#ff8998}
*{box-sizing:border-box}body{font-family:Inter,'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);margin:0;min-height:100vh}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.46}.hidden{display:none!important}a{color:inherit;text-decoration:none}.mesh{position:fixed;z-index:-1;inset:0;background:radial-gradient(ellipse 40% 25% at 80% 5%,#17395d77,transparent),radial-gradient(ellipse 55% 32% at 0% 55%,#143f4566,transparent),linear-gradient(135deg,#090e18,#09111f)}.topbar{max-width:1240px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:24px 30px;border-bottom:1px solid #1c2b3e}.brand{display:flex;gap:11px;align-items:center;font-size:23px;font-weight:790;letter-spacing:-1px}.brand-icon{border-radius:11px;background:linear-gradient(135deg,#1f716d,#2569a8);font:700 14px ui-monospace,monospace;letter-spacing:-1px;padding:13px;color:#fff}.brand-accent{color:var(--accent)}.top-actions{display:flex;align-items:center;gap:20px}.live-tag,.small-tag{border:1px solid #315467;background:#162e3b;border-radius:60px;color:#b9e7ec;font-size:12px;font-weight:600;padding:9px 14px}.live-dot{display:inline-block;background:#5be6b3;width:7px;height:7px;border-radius:50%;margin-right:8px;box-shadow:0 0 12px #55f4ab99}.ghost{background:transparent;border:1px solid #394b5c;color:#c2d0e3;border-radius:10px;padding:9px 16px}.ghost:hover,.mode-btn:hover{border-color:var(--accent)}.shell{max-width:1240px;margin:auto;padding:50px 30px 70px}.hero{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:40px}.eyebrow{font-size:11px;color:var(--accent);font-weight:800;letter-spacing:2.1px;margin:0 0 16px}.hero h1{font-size:clamp(35px,4.8vw,62px);line-height:1.13;letter-spacing:-2.7px;margin:0 0 18px}.hero h1 span{color:var(--accent)}.hero-desc{font-size:15px;line-height:1.7;color:var(--muted);max-width:640px;margin:0}.hero-stat{flex:none;border:1px solid #2b445b;background:#12283a9c;border-radius:18px;padding:23px 27px;min-width:180px}.hero-stat span,.hero-stat small{display:block;color:#9db0ca;font-size:11px;font-weight:700;letter-spacing:1px}.hero-stat strong{display:block;font-size:43px;letter-spacing:-2px;margin:5px 0}.hero-stat small{font-size:11px;font-weight:400;letter-spacing:0}.layout{display:grid;grid-template-columns:minmax(0,1fr) 305px;gap:22px}.column-main,.sidebar{display:flex;flex-direction:column;gap:22px}.panel{background:linear-gradient(165deg,#132033,#0f1827);border:1px solid var(--edge);border-radius:19px;padding:28px;box-shadow:0 12px 45px #030a1433}.panel-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px;gap:12px}.panel-heading .eyebrow{margin:0 0 8px}h2{font-size:23px;letter-spacing:-.7px;margin:0}h3{margin:0;font-size:17px}.dropzone{border:1.7px dashed #3e5a70;background:linear-gradient(135deg,#152639,#16253788);padding:35px 14px;text-align:center;border-radius:14px;outline:none;transition:.2s}.dropzone.dragover,.dropzone:focus{border-color:#60d9d4;background:#21434a}.upload-icon{background:#184d5b;color:var(--accent);width:54px;height:54px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;font-size:32px;font-weight:300}.dropzone h3{font-size:18px;margin:0 0 8px}.dropzone p{color:var(--muted);font-size:13px;margin:0}.drop-hint{display:block;color:#627d9a;font-size:12px;margin:17px 0 0}.mode-buttons{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.mode-btn{min-width:0;display:flex;gap:12px;align-items:center;text-align:left;padding:14px;border-radius:12px;color:var(--text);background:#122238;border:1px solid #30435c}.mode-icon{background:#203b50;padding:8px;border-radius:8px;color:var(--accent);font-size:19px}.mode-btn small,.selection small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.mode-btn b{font-size:13px}.selection{margin:15px 0;border-radius:11px;background:#173047;border:1px solid #345069;display:flex;justify-content:space-between;align-items:center;padding:13px;overflow:hidden}.selection b{font-size:13px;overflow-wrap:anywhere}.plain-btn{background:none;border:none;color:var(--muted);font-size:15px}.primary{border:0;border-radius:11px;padding:15px 20px;background:linear-gradient(100deg,#52dccb,#48b6c9);color:#07151e;font-weight:750;font-size:14px;display:flex;justify-content:space-between;align-items:center;gap:15px}.primary:hover:not(:disabled){filter:brightness(1.12)}.full{width:100%}.progress-wrap{margin:17px 0}.progress-head{display:flex;justify-content:space-between;color:#b5cce0;font-size:12px;margin-bottom:9px}.progress-track{height:7px;background:#29394c;border-radius:20px;overflow:hidden}.progress-track div{height:100%;width:0%;background:linear-gradient(90deg,var(--blue),var(--accent));transition:width .12s}.alert-error{margin:16px 0 0;background:#4a1d2a;border:1px solid #a45667;color:#ffb5bd;padding:14px;border-radius:10px;overflow-wrap:anywhere;font-size:13px}.success-wrap{background:#14362f;border:1px solid #287a65;border-radius:12px;padding:15px;margin-top:17px}.success-label{color:#a3ffda;font-weight:700;font-size:13px}.url-copy{display:flex;gap:7px;align-items:center;margin-top:11px}.url-copy a{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;color:#d4f6ec}.copy-btn{background:#2d665c;color:white;border:1px solid #4f887f;border-radius:8px;padding:9px 12px}.subtle{font-size:12px}.library{min-height:110px}.empty{text-align:center;color:var(--muted);font-size:13px;margin:40px 0}.library-row{display:flex;gap:14px;align-items:center;justify-content:space-between;border-top:1px solid #26374b;padding:18px 0}.library-row:first-child{border-top:0}.library-icon{width:40px;height:43px;border-radius:11px;display:grid;place-items:center;background:#183b4b;color:var(--accent);font-size:20px;flex:none}.library-text{flex:1;min-width:0}.library-name{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;font-size:13px}.library-meta{display:block;color:var(--muted);font-size:11px;margin-top:7px}.library-actions{display:flex;gap:8px;flex:none}.action{font-size:12px;border:1px solid #40536c;background:#193047;color:#e4f4fd;border-radius:8px;padding:8px 10px}.action:hover{border-color:var(--accent)}.action.danger{color:#ffadad}.sidebar .panel{padding:24px}.aside-symbol{color:var(--accent);font-size:32px;margin-bottom:10px}.steps{margin-top:25px}.steps>div{display:flex;gap:13px;margin:0 0 23px}.steps>div:last-child{margin-bottom:0}.steps>div>span{border:1px solid #3d5766;border-radius:8px;color:var(--accent);padding:8px;font-size:12px;height:33px}.steps p{margin:0}.steps b{display:block;font-size:13px}.steps small{display:block;color:var(--muted);line-height:1.6;margin-top:5px}.tip-panel{background:linear-gradient(135deg,#153f40,#0d2931)}.tip-panel>span{color:#7de6c8;font-size:24px;display:block;margin-bottom:14px}.tip-panel p,.api-panel p:not(.eyebrow){color:#a7c0cd;font-size:12px;line-height:1.8}.tip-panel code,.api-panel code{color:#d0f7ee}.endpoint{border:1px solid #375369;color:#a9c9d7;border-radius:8px;padding:12px;font:11px ui-monospace,Consolas,monospace;overflow-wrap:anywhere}.minor{font-size:11px!important;color:#70869d!important;line-height:1.6}.footer{max-width:1240px;margin:auto;padding:20px 30px 27px;display:flex;justify-content:space-between;color:#657c99;font-size:11px;border-top:1px solid #1c2b3e}.login-section{min-height:65vh;display:grid;place-items:center}.login-card{width:100%;max-width:440px;background:linear-gradient(145deg,#192940,#101b2d);border:1px solid #36506a;border-radius:20px;padding:39px;box-shadow:0 25px 70px #0006}.login-mark{display:grid;place-items:center;width:50px;height:50px;background:#1b5c60;color:#91fff2;border-radius:15px;margin-bottom:22px;font-size:29px}.login-card h1{font-size:33px;letter-spacing:-1.2px;margin:0 0 8px}.muted{color:var(--muted);line-height:1.7;font-size:13px}.login-card label{display:block;font-size:12px;font-weight:700;margin:24px 0 9px}.login-card input{display:block;width:100%;color:#fff;background:#10192a;border:1px solid #3b506a;border-radius:10px;padding:14px 15px;outline:none;margin-bottom:15px}.login-card input:focus{border-color:var(--accent)}.login-card>.minor{margin-top:25px}.error-text{font-size:13px;color:var(--danger);margin-top:14px;min-height:18px}@media(max-width:850px){.layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:1fr 1fr}.sidebar .api-panel{grid-column:1/-1}.hero{align-items:start}.hero-stat{min-width:150px}}@media(max-width:560px){.shell{padding:32px 16px 50px}.topbar{padding:16px}.hero{flex-direction:column}.hero-stat{width:100%}.hero h1{letter-spacing:-1.6px}.panel{padding:20px}.sidebar{display:flex}.mode-buttons{grid-template-columns:1fr}.library-row{flex-wrap:wrap}.library-actions{width:100%;justify-content:flex-end}.small-tag{display:none}.footer{padding:18px 16px;gap:15px}.live-tag{font-size:10px;padding:7px 9px}}