:root{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);--bg:#f5f6fa;--surface:#fff;--ink:#24283d;--muted:#777b8f;--border:#e5e7ef;--primary:#5653c7;--soft:#eeedf9;--shadow:0 6px 24px #24283d06;color-scheme:light}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{border:0;color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a4a1f0;outline-offset:3px}button:disabled{cursor:default;opacity:.5}button:active{transform:scale(.98)}input,textarea,select{max-width:100%;color:var(--ink);background:var(--bg);border:1px solid var(--border);border-radius:13px;padding:13px;min-height:48px}textarea{resize:vertical;min-height:108px}label{font-size:13px;font-weight:600;display:block;margin-bottom:7px}h1,h2,h3,p{margin:0}h1{font-size:29px;letter-spacing:-.7px}h2{font-size:19px;letter-spacing:-.3px}h3{font-size:16px}p{line-height:1.5}.muted{color:var(--muted)}.small{font-size:13px}.eyebrow{font-size:11px;letter-spacing:1.2px;font-weight:700}.brand{display:flex;align-items:center;gap:12px;font-weight:750;font-size:22px;letter-spacing:-.5px}.brand svg{color:var(--primary);width:30px;height:30px}.shell{max-width:1180px;margin:auto;display:grid;grid-template-columns:220px minmax(0,1fr);min-height:100dvh}.rail{padding:34px 25px;position:sticky;top:0;height:100dvh;border-right:1px solid var(--border)}.rail nav{display:grid;gap:8px;margin-top:45px}.nav-btn{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:16px;background:transparent;font-size:14px;font-weight:650;text-align:left;min-height:50px}.nav-btn.active{background:var(--soft);color:var(--primary)}.nav-btn svg{width:21px;height:21px}.rail-foot{position:absolute;bottom:28px;left:25px;right:25px}.main{padding:34px 42px 44px;min-width:0}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:27px;gap:15px}.top-sub{font-size:13px;color:var(--muted);margin-top:6px;text-transform:capitalize}.icon-btn{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:var(--surface);flex-shrink:0;box-shadow:var(--shadow)}.icon-btn svg{width:22px;height:22px}.grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px}.stack{display:grid;gap:24px;align-content:start}.hero{background:#5653c7;color:white;border-radius:26px;padding:25px;position:relative;overflow:hidden}.hero .hero-icon{position:absolute;right:23px;top:28px;color:#cccafa}.hero-icon svg{width:34px;height:34px}.hero h2{font-size:25px;letter-spacing:-.5px;margin-top:14px}.hero p{color:#deddfa;font-size:13px;margin-top:9px}.hero .btn{background:white;color:#4542ad;margin-top:20px;width:100%}.progress{height:5px;overflow:hidden;background:#ffffff35;border-radius:5px;margin-top:20px}.progress>span{display:block;height:100%;background:#d7eaca;transition:width .25s;border-radius:5px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.section-head .link{background:transparent;color:var(--primary);font-size:13px;font-weight:650;padding:9px;min-height:40px}.card{background:var(--surface);border-radius:21px;box-shadow:var(--shadow);padding:19px}.lesson{display:flex;align-items:center;gap:16px;position:relative}.lesson+.lesson{border-top:1px solid var(--border);margin-top:16px;padding-top:16px}.lesson-time{color:var(--muted);font-size:12px;line-height:1.6;min-width:45px;font-variant-numeric:tabular-nums}.subject-line{width:4px;border-radius:4px;align-self:stretch;min-height:44px;background:var(--subject)}.lesson-word{flex:1;min-width:0}.lesson-word h3{overflow-wrap:anywhere}.badge{display:inline-flex;background:var(--soft);color:var(--primary);font-size:10px;font-weight:750;border-radius:7px;padding:4px 7px;margin-top:6px}.row-end{margin-left:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 17px;min-height:49px;border-radius:14px;background:var(--primary);color:white;font-size:14px;font-weight:650}.btn svg{width:18px;height:18px}.btn.secondary{background:var(--soft);color:var(--primary)}.btn.plain{background:var(--surface);color:var(--ink)}.btn.danger{background:#fbede9;color:#b5563c}.full{width:100%}.empty{padding:25px 17px;text-align:center}.empty svg{width:30px;height:30px;color:var(--muted);margin-bottom:12px}.empty h3{margin-bottom:7px}.empty .btn{margin-top:16px}.days{display:flex;gap:8px;margin-bottom:22px;overflow-x:auto;padding:3px 0 7px}.day{border-radius:15px;padding:11px 0;background:var(--surface);color:var(--muted);min-width:48px;flex:1;font-size:13px;font-weight:650;min-height:48px}.day.active{background:var(--primary);color:white}.segmented{display:flex;gap:7px;padding:5px;background:var(--surface);border-radius:17px;margin-bottom:21px}.segmented button{flex:1;padding:12px;border-radius:12px;background:transparent;color:var(--muted);font-size:14px;font-weight:650;min-height:45px}.segmented .active{background:var(--soft);color:var(--primary)}.subject-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.subject-tile{background:var(--surface);border-radius:18px;text-align:left;padding:18px;min-width:0;box-shadow:var(--shadow)}.subject-dot{width:12px;height:12px;border-radius:4px;background:var(--subject);display:block;margin-bottom:12px}.subject-tile h3{overflow-wrap:anywhere;margin-bottom:6px}.date-line{display:flex;align-items:center;gap:10px;margin-bottom:18px}.date-input{flex:1;min-width:0;background:var(--surface);text-align:center;font-size:14px}.bag-summary{margin-bottom:20px}.bag-summary h2{text-transform:capitalize}.bag-summary p{margin-top:6px}.check-list{background:var(--surface);border-radius:20px;padding:4px 18px;box-shadow:var(--shadow)}.check-row{display:flex;align-items:center;gap:13px;padding:17px 0}.check-row+.check-row{border-top:1px solid var(--border)}.check-row input[type=checkbox]{appearance:none;width:23px;height:23px;flex:none;min-height:0;padding:0;border:2px solid #cdd0df;border-radius:7px;background:transparent;cursor:pointer;position:relative}.check-row input:checked{background:var(--primary);border-color:var(--primary)}.check-row input:checked:after{content:'✓';color:white;position:absolute;inset:0;display:grid;place-items:center;font-size:15px;font-weight:750}.check-row label{margin:0;flex:1;font-size:14px;line-height:1.4;cursor:pointer}.check-row.checked .item-name{text-decoration:line-through;color:var(--muted)}.check-row small{display:block;color:var(--muted);font-weight:400;font-size:12px;margin-top:3px}.check-row .icon-btn{width:38px;height:38px;box-shadow:none;background:transparent}.check-row .icon-btn svg{width:17px;height:17px}.actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.note{margin-bottom:12px}.note-title{display:flex;align-items:center;gap:12px}.note-title input{width:22px;height:22px;min-height:0;accent-color:var(--primary)}.note-title h3{flex:1}.note p{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;margin-top:12px}.note-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px;font-size:11px;color:var(--muted)}.note.done h3{text-decoration:line-through;color:var(--muted)}.week-scroll{overflow:auto;border-radius:18px;background:var(--surface)}table{border-collapse:collapse;width:100%;min-width:740px;font-size:12px}th,td{padding:14px 11px;border-bottom:1px solid var(--border);border-right:1px solid var(--border);text-align:left}th{color:var(--muted);font-weight:650}td button{background:transparent;text-align:left;min-height:44px;width:100%;font-size:12px;padding:0}.time-btn{background:transparent;color:var(--muted);padding:4px;min-height:44px;font-size:12px;line-height:1.5}.settings-block+.settings-block{margin-top:23px}.setting-row{display:flex;align-items:center;gap:18px;padding:14px 0}.setting-row+.setting-row{border-top:1px solid var(--border)}.setting-row label{flex:1;margin:0;font-size:14px}.setting-row label small{font-weight:400;display:block;margin-top:5px;color:var(--muted);font-size:12px}.switch{appearance:none;min-height:0;width:45px;height:27px;border:0;border-radius:20px;padding:0;background:#cfd2df;position:relative;cursor:pointer}.switch:before{content:'';width:21px;height:21px;border-radius:50%;background:white;position:absolute;top:3px;left:3px;transition:transform .2s}.switch:checked{background:var(--primary)}.switch:checked:before{transform:translateX(18px)}.mobile-nav{display:none}dialog{background:var(--surface);color:var(--ink);border:0;border-radius:24px;padding:25px;width:min(480px,calc(100% - 26px));max-height:90dvh;box-shadow:0 20px 100px #1d24402c}dialog::backdrop{background:#171d3555;backdrop-filter:blur(3px)}dialog form{display:grid;gap:15px}dialog h2{margin-bottom:8px}dialog .dialog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}dialog .dialog-head .icon-btn{background:var(--bg);box-shadow:none;width:38px;height:38px}dialog label input,dialog label textarea,dialog label select{display:block;width:100%;margin-top:8px}dialog label{margin:0}.form-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:8px}.form-error{color:#b5563c;font-size:13px;line-height:1.4}.color-picker{display:flex;gap:7px;flex-wrap:wrap}.color-picker button{width:36px;height:36px;border-radius:12px;background:var(--subject);color:white;display:grid;place-items:center}.color-picker .selected{outline:3px solid var(--muted);outline-offset:3px}.material-line{display:flex;align-items:center;gap:10px;margin:8px 0;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}.material-line span{flex:1;overflow-wrap:anywhere}.material-line button{width:38px;height:38px;box-shadow:none}#toast{position:fixed;bottom:100px;left:50%;transform:translate(-50%,20px);background:var(--ink);color:var(--surface);border-radius:14px;padding:13px 20px;max-width:calc(100% - 40px);text-align:center;font-size:13px;z-index:5;opacity:0;pointer-events:none;transition:.2s}#toast.visible{opacity:1;transform:translate(-50%,0)}.page-enter{animation:appear .18s ease-out}@keyframes appear{from{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}html.reduce *,html.reduce *:before{animation:none!important;transition:none!important}html.reduce button:active{transform:none}html[data-theme=dark]{--bg:#181b29;--surface:#232739;--ink:#eeeff6;--muted:#a4a9c1;--border:#353b51;--primary:#aaa6ff;--soft:#363451;color-scheme:dark}html[data-theme=dark] .btn:not(.secondary):not(.plain):not(.danger){background:#655fd6;color:white}html[data-theme=dark] .hero{background:#4f49a7}html[data-theme=dark] .hero .btn{background:white;color:#4542ad}html[data-theme=dark] .btn.danger{background:#472f30;color:#f2ac96}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media(max-width:850px){.shell{grid-template-columns:170px minmax(0,1fr)}.rail{padding:30px 16px}.main{padding:30px 25px}.grid{grid-template-columns:1fr}.rail-foot{left:16px;right:16px}}@media(max-width:600px){.shell{display:block}.rail{display:none}.main{padding:calc(env(safe-area-inset-top) + 23px) 22px calc(100px + env(safe-area-inset-bottom));max-width:560px;margin:auto}.top{margin-bottom:24px}h1{font-size:28px}.top-sub{font-size:12px}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;padding:11px 14px calc(11px + env(safe-area-inset-bottom));gap:4px;background:var(--surface);border-top:1px solid var(--border);z-index:2}.mobile-nav .nav-btn{flex:1;flex-direction:column;gap:5px;justify-content:center;text-align:center;padding:8px 4px;border-radius:14px;font-size:10px;min-height:54px}.mobile-nav .nav-btn svg{width:22px;height:22px}.hero{padding:23px}.hero h2{font-size:25px}.card{padding:18px}.grid,.stack{gap:24px}.subject-grid{gap:11px}.subject-tile{padding:17px}.subject-tile h3{font-size:14px}.days{gap:6px}.day{min-width:40px;font-size:12px}.date-line{gap:7px}.icon-btn{width:44px;height:44px}.actions .btn{flex:1}.date-input{padding:12px 6px}.top .brand{font-size:24px}.settings-block{margin-bottom:20px}}