:root{color-scheme:dark;--bg:#090a12;--panel:#121522;--line:#292d43;--muted:#999fb5;--text:#f5f6ff;--blue:#6c91ff;--violet:#a171ff;--green:#76e3c4;--danger:#ff8b9e;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-size:15px}.ambient{position:fixed;z-index:-1;inset:0;background:radial-gradient(ellipse at 52% -18%,#272753 0,transparent 48%),radial-gradient(ellipse at 100% 80%,#17112a 0,transparent 32%);pointer-events:none}button,input,select,textarea{font:inherit}button{color:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #a99aff;outline-offset:2px}button:disabled{opacity:.55;cursor:not-allowed}a{color:inherit}.topbar{height:76px;max-width:1200px;margin:auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:24px;font-weight:850;letter-spacing:-1.4px;text-decoration:none}.brand span{color:#a788ff}.connection{font-size:12px;color:#b5b9cb;background:#191b2b;border:1px solid #2b2e43;padding:8px 12px;border-radius:30px}.connection:before{content:"";display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:#79819b}.connection.online:before{background:#68d9b7}.connection.offline:before{background:#ffb663}.layout{max-width:1200px;margin:6px auto 0;padding:16px 32px 80px;display:grid;grid-template-columns:190px minmax(0,850px);gap:34px}.sidebar{display:flex;flex-direction:column;justify-content:space-between;align-self:stretch;min-height:calc(100vh - 140px)}.nav-list{display:grid;gap:7px}.nav-item{display:flex;align-items:center;gap:12px;width:100%;min-height:48px;padding:10px 14px;border:0;border-radius:14px;background:transparent;color:#a1a6ba;text-align:left;font-weight:630}.nav-item:hover,.nav-item.active{background:#202339;color:#fff}.nav-item.active{box-shadow:inset 2px 0 #9d85ff}.nav-icon{width:22px;font-size:18px;text-align:center}.side-note{padding:12px;color:#8990a7;font-size:12px}.pulse-dot{display:inline-block;margin-right:7px;width:7px;height:7px;border-radius:50%;background:#9c82ff}.content{min-width:0}.view{max-width:850px}.view[hidden],#app[hidden],#auth[hidden]{display:none}.eyebrow{font-size:10px;font-weight:750;color:#9399b0;letter-spacing:1.7px}.heading{font-size:clamp(29px,4vw,40px);line-height:1.13;letter-spacing:-1.5px;margin:9px 0 8px;font-weight:780}.muted,.sub{color:var(--muted);margin:0 0 24px;line-height:1.55}.panel,.hero,.card,.session-card{border:1px solid var(--line);background:linear-gradient(145deg,#151827ee,#11131dee);border-radius:20px}.hero{position:relative;overflow:hidden;padding:24px;border-color:#353957;background:linear-gradient(112deg,#171d34,#19152f 70%,#251b40);box-shadow:0 12px 50px #4e5fff20;margin-bottom:18px}.hero:after{content:"";position:absolute;width:220px;height:110px;border:26px solid transparent;border-top-color:#7184ff;border-radius:50%;right:-32px;top:-68px;filter:drop-shadow(0 0 16px #9970ff);opacity:.65;pointer-events:none}.hero h2,.session-card h3{font-size:18px;margin:0 0 5px;letter-spacing:-.3px}.hero p,.session-card p{color:#a3a9be;font-size:13px;margin:0}.herotop{position:relative;z-index:1;display:flex;align-items:start;justify-content:space-between;gap:12px}.metric-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}.metric{padding:13px;border-radius:15px;background:#ffffff08;border:1px solid #ffffff10}.metric strong{display:block;font-size:27px;letter-spacing:-1px}.metric small{color:#adb1c6;font-size:11px}.section-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:26px 0 13px}.section-row h2,.section-row h3{font-size:16px;margin:0}.session-card{padding:20px;margin-bottom:12px}.button-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 16px;border:1px solid transparent;border-radius:13px;font-weight:700;text-decoration:none}.button.primary{background:linear-gradient(105deg,#567df9,#9366ef);box-shadow:0 6px 22px #6659fb35}.button.secondary{background:#25283b;border-color:#373b53}.button.quiet{background:transparent;border-color:#34384f;color:#d4d7e7}.button.danger{background:#492532;border-color:#723748;color:#ffd6dd}.button.small{min-height:44px;padding:8px 12px;font-size:13px}.text-button{min-height:44px;padding:8px 10px;border:0;background:transparent;color:#b8aaff}.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{padding:15px;cursor:pointer;transition:border-color .15s,transform .15s}.card:hover{border-color:#6267bb;transform:translateY(-2px)}.card-top{display:flex;justify-content:space-between;gap:7px;align-items:center;color:#a1a6ba;font-size:11px}.tag{border-radius:20px;padding:6px 9px;background:#25283b;color:#d3d6e4;font-size:11px}.machine-art{display:block;width:100%;height:105px;margin:4px 0 6px}.machine-art svg{width:100%;height:100%}.card h3{font-size:14px;margin:8px 0 4px}.card p{font-size:12px;color:#999fb4;margin:0}.empty{padding:22px;text-align:center;color:#a0a5b8;border:1px dashed #353a52;border-radius:16px;line-height:1.55}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.field,form label{display:grid;gap:7px;color:#b7bbcd;font-size:12px;font-weight:600}.field input,.field textarea,.field select,form input,.search-input,.select{width:100%;min-height:46px;padding:11px 12px;border:1px solid #373b50;border-radius:10px;background:#1b1e2d;color:#fff}.field textarea{min-height:88px;resize:vertical}.field.full{grid-column:1/-1}.search-input{margin:0 0 14px}.filters{display:flex;gap:8px;overflow:auto;padding:2px 0 12px}.filter{flex:none;min-height:44px;padding:8px 14px;border:1px solid #363a50;border-radius:24px;background:#191c2a;color:#b4b8c9}.filter.active{background:#30274e;border-color:#7764b5;color:#efe7ff}.exercise-image{width:100%;aspect-ratio:16/7;object-fit:cover;border-radius:16px;background:#191d2c}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(290px,1fr);gap:14px}.set-table{width:100%;border-collapse:collapse;margin:14px 0}.set-table th{font-size:10px;color:#9da3b7;text-align:left;font-weight:650;padding:8px 4px}.set-table td{padding:6px 4px;border-bottom:1px solid #2a2e40}.set-table input{width:100%;min-width:50px;min-height:44px;padding:8px;color:white;background:#1b1e2d;border:1px solid #373b50;border-radius:8px}.set-table th:first-child,.set-table td:first-child{width:37px}.check{width:44px;height:44px;border:0;border-radius:10px;background:#252a40;color:#bdc5de}.check.done{background:#16463f;color:#83ecd0}.timer{display:flex;align-items:center;justify-content:space-between}.timer strong{font-size:34px;letter-spacing:-1px;font-variant-numeric:tabular-nums}.adjust{display:flex;gap:6px;margin:10px 0}.adjust button{min-height:44px;padding:6px 12px;background:#252a40;border:1px solid #373b50;border-radius:9px}.history-list{display:grid;gap:10px}.history-item{display:flex;align-items:center;justify-content:space-between;gap:15px}.history-item h3{font-size:15px;margin:0 0 4px}.history-item p{font-size:12px;color:var(--muted);margin:0}.history-detail{display:grid;gap:10px}.history-exercise{padding:12px;border:1px solid #303449;border-radius:12px}.history-exercise h4{margin:0 0 8px}.history-exercise p{margin:4px 0;color:#aab0c2;font-size:13px}.status-row{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:#b1b6c9;font-size:12px}.status-pill{padding:6px 9px;border-radius:20px;background:#202438}.status-pill.pending{color:#ffd79c;background:#3c3020}.status-pill.conflict{color:#ffb8c2;background:#482532}.progress-list{display:grid;gap:9px}.progress-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 16px;border:1px solid #292d43;border-radius:14px;background:#121522}.progress-row small{color:#a1a6ba}.auth-shell{min-height:calc(100vh - 76px);display:grid;place-items:center;padding:24px}.auth-card{width:min(100%,460px);padding:28px}.auth-card h1{font-size:28px;margin:8px 0}.auth-card form{display:grid;gap:14px;margin:20px 0}.auth-card form label{font-size:13px}.privacy-note{color:#9298ae;font-size:12px;line-height:1.55;margin:20px 0 0}.error{color:#ffadb9}.toast{position:fixed;z-index:10;left:50%;bottom:26px;transform:translateX(-50%);max-width:min(90vw,560px);padding:13px 18px;background:#25283b;border:1px solid #474c69;border-radius:12px;box-shadow:0 12px 35px #0008;font-size:13px}.dialog{width:min(calc(100% - 28px),500px);padding:22px;background:#171a29;color:var(--text);border:1px solid #454b68;border-radius:18px;box-shadow:0 25px 80px #000a}.dialog::backdrop{background:#03040ac9;backdrop-filter:blur(5px)}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}.dialog-actions button{min-width:95px}.bottom-nav{display:none}.section-divider{border:0;border-top:1px solid #292d43;margin:20px 0}.notice{padding:12px 14px;color:#bfc3d2;background:#1e2233;border-radius:12px;font-size:13px;line-height:1.5}.error-box{padding:12px;border:1px solid #774251;background:#351f2a;border-radius:12px;color:#ffc3cd}.sortable-label{display:flex;align-items:center;gap:8px;color:#abb0c2;font-size:12px}
@media(max-width:760px){.topbar{height:64px;padding:0 17px}.layout{display:block;margin:0;padding:10px 16px 105px}.sidebar{display:none}.bottom-nav{display:flex;position:fixed;z-index:5;bottom:0;left:0;right:0;justify-content:space-around;gap:2px;padding:7px 4px max(9px,env(safe-area-inset-bottom));background:#10121eeb;backdrop-filter:blur(18px);border-top:1px solid #292d42}.nav-item{display:grid;justify-items:center;align-content:center;gap:2px;min-width:58px;min-height:52px;padding:4px 3px;font-size:10px}.nav-icon{width:auto;font-size:18px}.nav-item.active{box-shadow:inset 0 2px #9d85ff}.heading{font-size:31px}.hero{padding:20px}.metric-grid{gap:7px}.metric{padding:11px 9px}.metric strong{font-size:22px}.metric small{font-size:10px}.card-grid{gap:8px}.card{padding:12px}.card h3{font-size:13px}.machine-art{height:85px}.detail-grid{grid-template-columns:1fr}.auth-shell{min-height:calc(100vh - 64px)}.auth-card{padding:23px}.toast{bottom:90px}.history-item{align-items:flex-start}}
@media(max-width:390px){.nav-item{min-width:51px;font-size:9px}.metric-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.metric strong{font-size:19px}.field-grid{grid-template-columns:1fr}.field.full{grid-column:auto}}
.machine-art img{display:block;width:100%;height:100%;object-fit:contain}