:root{
  --bg:#f5f6fb;--surface:#fff;--surface2:#f0f1f8;--ink:#20223a;--muted:#6e7188;
  --primary:#5a4ee6;--primary2:#7a6ff3;--line:#e3e5ef;--good:#22a06b;--bad:#df4d67;
  --shadow:0 14px 38px rgba(44,42,89,.10);--radius:24px;--nav:rgba(255,255,255,.88)
}
[data-theme="dark"]{
  --bg:#111321;--surface:#191c2d;--surface2:#24283d;--ink:#f6f7ff;--muted:#aaaec5;
  --primary:#8c80ff;--primary2:#6f63ea;--line:#30344d;--good:#4ad69e;--bad:#ff758a;
  --shadow:0 18px 45px rgba(0,0,0,.28);--nav:rgba(25,28,45,.90)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-rounded,"SF Pro Rounded","Segoe UI",system-ui,-apple-system,sans-serif;min-height:100vh}
button,input,textarea,select{font:inherit}button{color:inherit}.bg-orb{position:fixed;filter:blur(90px);opacity:.18;border-radius:50%;z-index:-1}.orb-a{width:420px;height:420px;background:#806cff;top:-180px;left:-100px}.orb-b{width:460px;height:460px;background:#47c6ff;right:-170px;top:35%}
.app-shell{max-width:1240px;margin:auto;padding:0 22px 110px}.topbar{height:84px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:linear-gradient(to bottom,var(--bg) 72%,transparent);z-index:20}
.brand{display:flex;align-items:center;gap:12px;background:none;border:0;cursor:pointer;text-align:left;padding:7px}.brand-mark{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,var(--primary),#9286ff);display:grid;place-items:center;box-shadow:0 8px 18px rgba(90,78,230,.28)}.brand-mark svg{width:30px;fill:none;stroke:#fff;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}.brand strong{font-size:19px;display:block}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:1px}.top-actions{display:flex;align-items:center;gap:9px}.status-pill{padding:9px 13px;background:var(--surface);border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:800;color:var(--muted);box-shadow:var(--shadow)}.status-pill span{display:inline-block;width:8px;height:8px;border-radius:50%;background:#e5a12a;margin-right:7px}.status-pill.online span{background:var(--good)}.status-pill.demo span{background:#e5a12a}.icon-btn{width:42px;height:42px;border-radius:13px;border:1px solid var(--line);background:var(--surface);cursor:pointer;box-shadow:var(--shadow)}
.page{display:none;animation:rise .32s ease}.page.active{display:block}@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hero{min-height:460px;border-radius:34px;background:linear-gradient(135deg,#26264c,#5a4ee6 54%,#776cf0);color:#fff;display:grid;grid-template-columns:1.2fr .8fr;overflow:hidden;padding:55px 58px;position:relative;box-shadow:0 28px 70px rgba(52,45,151,.22)}.hero:before{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(255,255,255,.14);border-radius:50%;right:-90px;top:-100px;box-shadow:0 0 0 70px rgba(255,255,255,.035),0 0 0 140px rgba(255,255,255,.025)}.eyebrow{font-size:11px;font-weight:900;letter-spacing:.14em;color:var(--primary);text-transform:uppercase}.hero .eyebrow{color:#c9c5ff}.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.03;letter-spacing:-.045em;margin:12px 0 18px;max-width:760px}.hero h1 span{color:#c8c4ff}.hero p{font-size:17px;line-height:1.65;color:#e1e0f4;max-width:610px;margin:0}.hero-buttons{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}.hero-buttons.centered{justify-content:center}.primary,.secondary{border:0;border-radius:14px;padding:13px 19px;font-weight:850;cursor:pointer;transition:.18s transform,.18s box-shadow}.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 9px 20px rgba(90,78,230,.24)}.hero .primary{background:#fff;color:#3f38a9}.secondary{background:var(--surface2);border:1px solid var(--line)}.hero .secondary{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#fff}.primary:hover,.secondary:hover{transform:translateY(-1px)}.big{padding:15px 23px;font-size:15px}.small{padding:9px 13px;font-size:12px}.full{width:100%;margin-top:16px}
.tutor-scene{position:relative;min-height:330px;display:flex;align-items:center;justify-content:center}.bot{position:relative;width:180px;height:230px;z-index:2;animation:float 3.8s ease-in-out infinite}.bot-head{position:absolute;top:25px;left:25px;width:130px;height:108px;background:linear-gradient(145deg,#fff,#dcdaf9);border-radius:42px 42px 36px 36px;box-shadow:inset -8px -10px 18px rgba(80,70,180,.13),0 14px 25px rgba(19,19,53,.25)}.bot-face{position:absolute;inset:27px 20px;background:#232344;border-radius:29px;display:flex;align-items:center;justify-content:center;gap:28px}.bot-face i{width:13px;height:22px;background:#8df4ff;border-radius:10px;box-shadow:0 0 15px #71e8ff}.bot-face b{position:absolute;width:30px;height:11px;border-bottom:4px solid #8df4ff;border-radius:0 0 50% 50%;bottom:18px}.bot-body{position:absolute;width:104px;height:82px;left:38px;top:133px;background:linear-gradient(145deg,#f7f7ff,#cbc8f0);border-radius:22px 22px 36px 36px;display:grid;place-items:center;box-shadow:inset -7px -9px 13px rgba(80,70,180,.14)}.bot-body span{background:#5549dd;color:#fff;border-radius:50%;width:43px;height:43px;display:grid;place-items:center;font-weight:950}.bot-antenna{position:absolute;left:85px;top:4px;width:8px;height:28px;background:#dddafa;border-radius:5px}.bot-antenna i{position:absolute;width:16px;height:16px;background:#82efff;border-radius:50%;top:-8px;left:-4px;box-shadow:0 0 18px #70e4ff}.bot-arm{position:absolute;width:28px;height:76px;background:#dedcf8;top:142px;border-radius:20px}.bot-arm.left{left:11px;transform:rotate(17deg)}.bot-arm.right{right:11px;transform:rotate(-17deg)}.platform{position:absolute;width:240px;height:44px;border-radius:50%;background:rgba(16,15,49,.25);bottom:22px;filter:blur(1px)}.float-card{position:absolute;background:#fff;color:#3e3a82;border-radius:14px;padding:10px 14px;font-size:12px;font-weight:900;box-shadow:0 14px 30px rgba(20,18,65,.22);z-index:3}.fc1{right:0;top:45px;transform:rotate(7deg)}.fc2{left:-5px;bottom:80px;transform:rotate(-8deg)}@keyframes float{50%{transform:translateY(-12px)}}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0 34px}.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:19px;min-height:96px;padding:17px;display:flex;align-items:center;gap:13px;box-shadow:var(--shadow)}.stat-icon{width:47px;height:47px;border-radius:15px;background:var(--surface2);display:grid;place-items:center;font-size:21px}.stat-card small,.stat-card em{color:var(--muted);font-size:11px;font-style:normal}.stat-card strong{display:block;font-size:22px}.stat-card em{margin-left:auto;align-self:flex-start;margin-top:3px}
.section-head{display:flex;justify-content:space-between;align-items:end;margin:10px 0 15px}.section-head h2{margin:4px 0;font-size:28px}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tool-card{text-align:left;border:1px solid var(--line);background:var(--surface);border-radius:22px;padding:22px;min-height:218px;cursor:pointer;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:.2s transform}.tool-card:hover{transform:translateY(-3px)}.tool-card>span{width:50px;height:50px;border-radius:15px;display:grid;place-items:center;font-size:23px;margin-bottom:18px}.tool-card.purple>span{background:#ece9ff}.tool-card.blue>span{background:#e4f3ff}.tool-card.pink>span{background:#ffe9f3}.tool-card.green>span{background:#e3f8ee}.tool-card strong{display:block;font-size:17px}.tool-card p{color:var(--muted);font-size:13px;line-height:1.55;margin:8px 0 16px}.tool-card b{font-size:12px;color:var(--primary)}.dashboard-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.panel-title h3{margin:4px 0 0;font-size:18px}.text-btn,.back{border:0;background:none;color:var(--primary);font-weight:850;cursor:pointer}.back{width:46px;height:46px;border-radius:15px;background:var(--surface);border:1px solid var(--line);font-size:20px;box-shadow:var(--shadow);flex:none}
.mastery-row{display:grid;grid-template-columns:100px 1fr 42px;gap:12px;align-items:center;margin:14px 0}.mastery-row strong{font-size:13px}.bar{height:9px;background:var(--surface2);border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),#8f84ff);border-radius:99px}.mastery-row span{font-size:11px;color:var(--muted);text-align:right}.mission{display:grid;grid-template-columns:110px 1fr;gap:20px;align-items:center}.mission-ring,.score-ring{width:104px;height:104px;border-radius:50%;background:conic-gradient(var(--primary) var(--pct,0%),var(--surface2) 0);display:grid;place-items:center;position:relative}.mission-ring:after,.score-ring:after{content:"";position:absolute;inset:10px;background:var(--surface);border-radius:50%}.mission-ring span,.score-ring strong,.score-ring small{z-index:1}.mission p{color:var(--muted);font-size:13px;line-height:1.5}
.page-heading{display:flex;gap:18px;align-items:flex-start;margin:25px 0}.page-heading h1{font-size:clamp(30px,4vw,45px);letter-spacing:-.035em;margin:5px 0 8px}.page-heading p{color:var(--muted);margin:0;max-width:720px;line-height:1.6}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}.field-label{display:block;font-size:12px;font-weight:900;margin:17px 0 9px}.personality-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.personality{background:var(--surface2);border:2px solid transparent;border-radius:15px;padding:10px 6px;cursor:pointer}.personality.active{border-color:var(--primary);background:rgba(90,78,230,.08)}.personality span,.personality b,.personality small{display:block}.personality span{font-size:20px}.personality b{font-size:12px;margin-top:4px}.personality small{font-size:9px;color:var(--muted)}.segmented{background:var(--surface2);padding:5px;border-radius:14px;display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.segmented button{border:0;background:transparent;padding:10px 6px;border-radius:10px;color:var(--muted);font-size:11px;font-weight:800;cursor:pointer}.segmented button.active{background:var(--surface);color:var(--primary);box-shadow:0 3px 9px rgba(0,0,0,.08)}
.input-wrap{position:relative}.input-wrap textarea{width:100%;resize:vertical;border:1px solid var(--line);background:var(--surface2);color:var(--ink);border-radius:16px;padding:15px 50px 15px 15px;outline:none;line-height:1.55}.input-wrap textarea:focus,input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(90,78,230,.10)}.mic-btn{position:absolute;right:9px;bottom:9px;width:37px;height:37px;border-radius:12px;border:0;background:var(--surface);cursor:pointer}.mic-btn.listening{animation:pulse 1s infinite;background:#ffe3e8}@keyframes pulse{50%{transform:scale(1.08)}}.tiny{font-size:10px;color:var(--muted);line-height:1.45}.centered{text-align:center}.photo-zone{position:relative;border:1.5px dashed var(--line);background:var(--surface2);border-radius:16px;min-height:115px;margin-top:12px;overflow:hidden}.photo-zone input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;z-index:1}.photo-zone #photoEmpty{height:115px;display:grid;place-items:center;align-content:center;gap:3px}.photo-zone #photoEmpty span{font-size:25px}.photo-zone #photoEmpty strong{font-size:12px}.photo-zone #photoEmpty small{font-size:10px;color:var(--muted)}#photoPreviewWrap{position:relative;min-height:160px}#photoPreview{width:100%;max-height:260px;object-fit:contain;display:block}#removePhoto{position:absolute;right:8px;top:8px;z-index:3;border:0;background:rgba(20,20,30,.76);color:white;border-radius:9px;padding:7px 10px;cursor:pointer}
.answer-panel{min-height:560px}.answer-top{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line)}.answer-top .icon-btn{margin-left:auto;box-shadow:none}.answer-top strong,.answer-top small{display:block}.answer-top small{font-size:10px;color:var(--muted)}.mini-bot{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#8e83ff);color:white;display:grid;place-items:center;font-weight:950}.answer-empty{min-height:385px;display:grid;place-items:center;align-content:center;text-align:center;padding:30px}.answer-empty.compact{min-height:250px}.answer-art{font-size:48px}.answer-empty h3{margin:10px 0 5px}.answer-empty p{max-width:330px;color:var(--muted);font-size:13px;line-height:1.55}.answer-content{padding:22px 4px;line-height:1.68;font-size:14px;white-space:pre-wrap}.answer-actions{display:flex;gap:8px;flex-wrap:wrap;padding-top:14px;border-top:1px solid var(--line)}.loading{min-height:350px;display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap}.loading i{width:9px;height:9px;background:var(--primary);border-radius:50%;animation:bounce .8s infinite alternate}.loading i:nth-child(2){animation-delay:.15s}.loading i:nth-child(3){animation-delay:.3s}.loading span{width:100%;text-align:center;color:var(--muted);font-size:12px}@keyframes bounce{to{transform:translateY(-8px)}}
.quiz-setup{max-width:900px;margin:auto}.setup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.setup-grid label{font-size:11px;font-weight:900}.setup-grid input,.setup-grid select{display:block;width:100%;height:47px;margin-top:7px;padding:0 12px;border:1px solid var(--line);background:var(--surface2);color:var(--ink);border-radius:13px;outline:none}.difficulty-card{display:flex;justify-content:space-between;align-items:center;background:var(--surface2);border-radius:17px;padding:15px;margin:18px 0}.difficulty-card span{display:block;color:var(--muted);font-size:10px}.difficulty-card strong{font-size:14px}.difficulty-dots{display:flex;gap:5px}.difficulty-dots i{width:25px;height:9px;background:var(--line);border-radius:99px}.difficulty-dots i.on{background:var(--primary)}.quiz-topline{display:flex;align-items:center;gap:12px;max-width:850px;margin:0 auto 12px}.quiz-progress{height:8px;background:var(--surface2);border-radius:99px;flex:1;overflow:hidden}.quiz-progress span{display:block;height:100%;background:var(--primary);width:0}.quiz-topline>strong{font-size:12px}.question-card{max-width:850px;margin:auto}.question-meta{display:flex;justify-content:space-between}.question-meta span,.question-meta em{font-size:10px;font-weight:900;font-style:normal;color:var(--primary);background:rgba(90,78,230,.09);padding:6px 9px;border-radius:99px}.question-card h2{font-size:25px;line-height:1.35;margin:22px 0}.options{display:grid;gap:9px}.option{display:flex;gap:12px;align-items:center;text-align:left;border:1px solid var(--line);background:var(--surface2);border-radius:15px;padding:14px;cursor:pointer}.option:hover{border-color:var(--primary)}.option b{width:31px;height:31px;border-radius:10px;background:var(--surface);display:grid;place-items:center}.option.correct{border-color:var(--good);background:rgba(34,160,107,.09)}.option.wrong{border-color:var(--bad);background:rgba(223,77,103,.09)}.option:disabled{cursor:default;color:var(--ink)}.feedback{margin:14px 0;padding:13px;border-radius:14px;background:var(--surface2);font-size:13px;line-height:1.55}.feedback.good{border-left:4px solid var(--good)}.feedback.bad{border-left:4px solid var(--bad)}.results-card{max-width:650px;margin:auto;text-align:center}.result-badge{font-size:52px}.results-card h2{font-size:32px;margin:8px}.score-ring{margin:20px auto;width:150px;height:150px;--pct:80%}.score-ring:after{inset:13px}.score-ring strong{font-size:31px;display:block}.score-ring small{position:absolute;top:88px;color:var(--muted)}.result-stats{display:flex;justify-content:center;gap:12px}.result-stats div{background:var(--surface2);border-radius:14px;padding:12px 25px}.result-stats strong,.result-stats span{display:block}.result-stats span{font-size:9px;color:var(--muted)}
.deck-area{margin-top:20px}.deck-controls{display:flex;justify-content:space-between;max-width:680px;margin:0 auto 10px;color:var(--muted);font-size:12px}.flashcard{display:block;width:min(680px,100%);height:380px;margin:auto;border:0;background:transparent;perspective:1200px;cursor:pointer}.flash-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s}.flashcard.flipped .flash-inner{transform:rotateY(180deg)}.flash-face{position:absolute;inset:0;backface-visibility:hidden;border:1px solid var(--line);border-radius:28px;background:var(--surface);box-shadow:var(--shadow);display:grid;place-items:center;align-content:center;padding:42px;text-align:center}.flash-face span{color:var(--primary);font-size:10px;font-weight:900;letter-spacing:.13em}.flash-face h2{font-size:30px;line-height:1.35}.flash-face p{font-size:20px;line-height:1.6}.flash-face small{color:var(--muted)}.flash-face.back{transform:rotateY(180deg);background:linear-gradient(145deg,var(--surface),var(--surface2))}.deck-buttons{display:flex;justify-content:center;gap:9px;margin-top:14px}
.minutes-display{text-align:center;background:var(--surface2);border-radius:18px;padding:18px}.minutes-display strong{font-size:42px}.minutes-display span{color:var(--muted);margin-left:6px}input[type="range"]{width:100%;accent-color:var(--primary);margin:18px 0}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.check-grid label input{display:none}.check-grid label span{display:block;border:1px solid var(--line);background:var(--surface2);border-radius:13px;padding:12px;cursor:pointer;font-size:12px;font-weight:800}.check-grid input:checked+span{border-color:var(--primary);background:rgba(90,78,230,.09);color:var(--primary)}.plan-list{display:grid;gap:10px}.plan-item{display:grid;grid-template-columns:44px 1fr auto;gap:10px;align-items:center;border:1px solid var(--line);background:var(--surface2);border-radius:15px;padding:12px}.plan-item>span{width:42px;height:42px;border-radius:13px;background:var(--surface);display:grid;place-items:center}.plan-item strong,.plan-item small{display:block}.plan-item small{color:var(--muted);font-size:10px;margin-top:2px}.plan-item button{border:0;background:var(--surface);border-radius:10px;padding:8px;cursor:pointer}.plan-item.done{opacity:.6}.plan-item.done strong{text-decoration:line-through}
.achievement-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.achievement{border:1px solid var(--line);background:var(--surface2);border-radius:14px;padding:12px;display:flex;gap:9px;align-items:center}.achievement.locked{filter:grayscale(1);opacity:.5}.achievement span{font-size:24px}.achievement strong,.achievement small{display:block}.achievement strong{font-size:11px}.achievement small{font-size:9px;color:var(--muted)}.history-row{display:grid;grid-template-columns:1fr auto auto;gap:15px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.history-row:last-child{border-bottom:0}.history-row small{display:block;color:var(--muted);margin-top:2px}.history-empty{color:var(--muted);font-size:12px}
.toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,20px);background:#23243b;color:#fff;border-radius:13px;padding:11px 16px;font-size:12px;font-weight:800;opacity:0;pointer-events:none;transition:.25s;z-index:100;box-shadow:0 12px 30px rgba(0,0,0,.2)}.toast.show{opacity:1;transform:translate(-50%,0)}.bottom-nav{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);display:flex;padding:7px;background:var(--nav);border:1px solid var(--line);backdrop-filter:blur(18px);border-radius:22px;box-shadow:0 18px 45px rgba(24,23,60,.18);z-index:50}.bottom-nav button{min-width:80px;border:0;background:transparent;border-radius:16px;padding:8px 12px;color:var(--muted);font-size:9px;font-weight:850;cursor:pointer}.bottom-nav button span{display:block;font-size:18px;margin-bottom:2px}.bottom-nav button.active{background:var(--primary);color:#fff}
@media(max-width:900px){.hero{grid-template-columns:1fr;padding:38px}.tutor-scene{min-height:260px}.stat-grid,.tool-grid{grid-template-columns:1fr 1fr}.dashboard-row,.two-col{grid-template-columns:1fr}.sticky-ish{position:static}.setup-grid{grid-template-columns:1fr}.answer-panel{min-height:420px}.answer-empty{min-height:260px}}
@media(max-width:560px){.app-shell{padding:0 13px 100px}.topbar{height:68px}.status-pill{display:none}.brand-mark{width:40px;height:40px}.hero{padding:29px 22px;border-radius:25px}.hero h1{font-size:38px}.hero p{font-size:14px}.tutor-scene{min-height:245px}.stat-grid{grid-template-columns:1fr 1fr}.stat-card{min-height:82px;padding:12px}.stat-card em{display:none}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:180px}.page-heading{gap:10px}.page-heading h1{font-size:31px}.page-heading p{font-size:13px}.personality-row{grid-template-columns:1fr 1fr}.segmented{grid-template-columns:1fr}.panel{padding:18px;border-radius:20px}.bottom-nav{width:calc(100% - 20px);justify-content:space-around;bottom:8px}.bottom-nav button{min-width:0;flex:1;padding:7px 4px}.mission{grid-template-columns:85px 1fr}.mission-ring{width:80px;height:80px}.mastery-row{grid-template-columns:80px 1fr 35px}.flashcard{height:330px}.flash-face{padding:24px}.flash-face h2{font-size:24px}.deck-buttons{display:grid;grid-template-columns:1fr 1fr}.deck-buttons #knowCardBtn{grid-column:1/-1;grid-row:1}.check-grid{grid-template-columns:1fr}.achievement-grid{grid-template-columns:1fr}.history-row{grid-template-columns:1fr auto}.history-row>span:last-child{display:none}}

.status-pill{cursor:pointer;color:var(--muted)}
.setup-dialog{border:0;padding:0;background:transparent;max-width:min(620px,calc(100vw - 28px));width:100%}
.setup-dialog::backdrop{background:rgba(15,16,30,.58);backdrop-filter:blur(6px)}
.setup-dialog-card{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:25px;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.28)}
.setup-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}
.setup-dialog-head h2{margin:4px 0 0;font-size:27px}
.setup-state{display:flex;gap:13px;align-items:center;background:var(--surface2);border-radius:17px;padding:15px;margin:18px 0}
.setup-state p{margin:3px 0 0;color:var(--muted);font-size:12px;line-height:1.45}
.setup-light{width:14px;height:14px;border-radius:50%;background:#e5a12a;box-shadow:0 0 0 6px rgba(229,161,42,.12);flex:none}
.setup-state.ok .setup-light{background:var(--good);box-shadow:0 0 0 6px rgba(34,160,107,.12)}
.setup-state.bad .setup-light{background:var(--bad);box-shadow:0 0 0 6px rgba(223,77,103,.12)}
.setup-steps{border:1px solid var(--line);border-radius:17px;padding:16px}
.setup-steps>strong{font-size:13px}.setup-steps ol{padding-left:22px;color:var(--muted);font-size:12px;line-height:1.7;margin:8px 0}
.setup-steps code{background:var(--surface2);padding:2px 6px;border-radius:6px;color:var(--primary);font-weight:800}
.setup-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:16px}

:root[data-accent="ocean"]{--primary:#1677d2;--primary2:#39a8f5}
:root[data-accent="forest"]{--primary:#21865c;--primary2:#48b97f}
:root[data-accent="sunset"]{--primary:#d65c65;--primary2:#f09263}
:root[data-accent="gold"]{--primary:#9b6b09;--primary2:#dcae35}
.tool-card.gold>span{background:#fff4cf}.tool-card.teal>span{background:#def8f5}.tool-card.orange>span{background:#fff0df}.tool-card.navy>span{background:#e7ebff}
.tool-grid{grid-template-columns:repeat(4,1fr)}
.smart-strip{margin:16px 0 4px;padding:18px 20px;border:1px solid var(--line);border-radius:21px;background:linear-gradient(120deg,var(--surface),rgba(90,78,230,.08));box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:18px}
.smart-strip strong{display:block;font-size:17px;margin-top:4px}.smart-strip p{color:var(--muted);font-size:12px;margin:4px 0 0}
.mini-setup-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:13px}.mini-setup-grid label,.goal-grid label{font-size:10px;font-weight:900}.mini-setup-grid select,.mini-setup-grid input,.wide-input,.note-compose input,.note-compose select,.note-compose textarea{display:block;width:100%;border:1px solid var(--line);background:var(--surface2);color:var(--ink);border-radius:13px;padding:11px;outline:none;margin-top:5px}
.personality-row{grid-template-columns:repeat(3,1fr)}
.worksheet-results{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}.worksheet-results>strong{display:block;margin-bottom:8px}.worksheet-problem{border:1px solid var(--line);border-radius:14px;padding:12px;margin:8px 0;background:var(--surface2)}.worksheet-problem small{color:var(--primary);font-weight:900}.worksheet-problem p{font-size:12px;line-height:1.45}.worksheet-problem button{margin-right:6px}
.confidence-box{margin:13px 0;padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--surface2)}.confidence-box>div:first-child strong,.confidence-box>div:first-child small{display:block}.confidence-box>div:first-child small{color:var(--muted);font-size:10px;margin-top:3px}.confidence-buttons{display:flex;gap:7px;margin-top:10px;flex-wrap:wrap}.confidence-buttons button{border:1px solid var(--line);background:var(--surface);border-radius:11px;padding:9px 12px;font-size:11px;font-weight:800;cursor:pointer}.confidence-buttons button.selected{border-color:var(--primary);color:var(--primary);box-shadow:0 0 0 2px rgba(90,78,230,.1)}.difficulty-analysis{margin-top:10px;padding:10px;border-radius:11px;background:var(--surface);font-size:11px;line-height:1.5}
.lesson-stage{min-height:520px}.lesson-setup-grid{grid-template-columns:1fr 1fr 1fr}.recommend-card{margin:15px 0;background:var(--surface2);border-radius:15px;padding:13px;font-size:12px;line-height:1.5;color:var(--muted)}.lesson-block{padding:15px;margin:13px 0;border-radius:15px;background:var(--surface2)}.lesson-block strong{color:var(--primary);font-size:11px}.lesson-block p{line-height:1.62;font-size:13px}.lesson-block.example{border-left:4px solid var(--primary)}.lesson-checkpoint{border:1px solid var(--line);border-radius:18px;padding:17px;margin-top:16px}.lesson-checkpoint>span{font-size:9px;color:var(--primary);font-weight:900;letter-spacing:.13em}.lesson-checkpoint h3{font-size:19px;line-height:1.4}
.goal-list,.test-plan,.library-list{display:grid;gap:8px;margin-top:14px}.goal-item,.test-day,.library-item{border:1px solid var(--line);background:var(--surface2);border-radius:14px;padding:12px}.goal-item,.test-day{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}.goal-item strong,.goal-item small,.test-day strong,.test-day small,.library-item strong,.library-item small{display:block}.goal-item small,.test-day small,.library-item small{color:var(--muted);font-size:10px;margin-top:3px}.goal-item button,.library-item button{border:0;background:var(--surface);border-radius:9px;padding:7px 9px;cursor:pointer}.note-compose{display:grid;grid-template-columns:120px 1fr;gap:7px}.note-compose textarea{grid-column:1/-1;resize:vertical}.note-compose button{justify-self:start}.library-item p{font-size:12px;line-height:1.5;white-space:pre-wrap;margin:8px 0}.library-actions{display:flex;gap:6px;justify-content:flex-end}
.focus-card{max-width:650px;margin:auto;text-align:center}.focus-presets{display:flex;justify-content:center;gap:7px;flex-wrap:wrap}.focus-presets button{border:1px solid var(--line);background:var(--surface2);border-radius:12px;padding:9px 13px;font-weight:800;cursor:pointer}.focus-presets button.active{background:var(--primary);color:white;border-color:var(--primary)}.focus-clock{display:grid;place-items:center;margin:28px 0}.focus-clock>span{width:230px;height:230px;border-radius:50%;display:grid;place-items:center;align-content:center;background:conic-gradient(var(--primary) var(--focus,0%),var(--surface2) 0);position:relative}.focus-clock>span:after{content:"";position:absolute;inset:14px;border-radius:50%;background:var(--surface)}.focus-clock strong,.focus-clock small{z-index:1}.focus-clock strong{font-size:45px;letter-spacing:-.04em}.focus-clock small{color:var(--muted);margin-top:4px}
.skill-panel{margin-top:18px}.skill-subject{margin:18px 0}.skill-subject-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.skill-subject-head strong{font-size:14px}.skill-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.skill-row{border:1px solid var(--line);background:var(--surface2);border-radius:13px;padding:11px}.skill-row-top{display:flex;justify-content:space-between;gap:8px;font-size:11px;font-weight:850}.skill-row small{display:block;color:var(--muted);font-size:9px;margin-top:5px}.skill-score{font-weight:950}.skill-score.low{color:#df4d67}.skill-score.mid{color:#d39318}.skill-score.high{color:var(--good)}
.review-card{border:1px solid var(--line);border-radius:13px;padding:11px;background:var(--surface2);margin:8px 0}.review-card strong,.review-card small{display:block}.review-card small{color:var(--muted);font-size:9px;margin-top:3px}.review-card p{font-size:11px;line-height:1.45;margin:6px 0}
.report-box{font-size:12px;line-height:1.65;color:var(--muted)}.report-box strong{color:var(--ink)}
.muted-copy{color:var(--muted);font-size:12px;line-height:1.55}.reward-store{display:grid;grid-template-columns:1fr 1fr;gap:8px}.reward-item{border:1px solid var(--line);background:var(--surface2);border-radius:14px;padding:11px;display:grid;grid-template-columns:38px 1fr auto;gap:8px;align-items:center}.reward-item>span{font-size:24px}.reward-item strong,.reward-item small{display:block}.reward-item strong{font-size:11px}.reward-item small{font-size:9px;color:var(--muted)}.reward-item button{border:0;border-radius:9px;padding:7px 8px;background:var(--surface);font-size:9px;font-weight:850;cursor:pointer}
.bot-accessory{position:absolute;left:50%;top:-5px;transform:translateX(-50%);font-size:37px;z-index:8;filter:drop-shadow(0 4px 4px rgba(0,0,0,.15))}
.sync-code-box{border:1px solid var(--line);border-radius:16px;padding:14px;margin:15px 0}.sync-code-row{display:grid;grid-template-columns:1fr auto;gap:8px}.sync-code-row input{min-width:0;border:1px solid var(--line);background:var(--surface2);color:var(--ink);border-radius:12px;padding:11px}.wrap-actions{flex-wrap:wrap}.file-label{cursor:pointer}.file-label input{display:none}
@media(max-width:900px){.tool-grid{grid-template-columns:1fr 1fr}.lesson-setup-grid{grid-template-columns:1fr}.skill-grid{grid-template-columns:1fr}}
@media(max-width:560px){.tool-grid{grid-template-columns:1fr}.smart-strip{align-items:flex-start;flex-direction:column}.mini-setup-grid{grid-template-columns:1fr}.personality-row{grid-template-columns:1fr 1fr}.reward-store{grid-template-columns:1fr}.note-compose{grid-template-columns:1fr}.focus-clock>span{width:190px;height:190px}.focus-clock strong{font-size:39px}}

/* v4.1 polish */
.daily-route-panel{margin:16px 0 20px}.route-time{font-size:11px;color:var(--muted);font-weight:850}.daily-route{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.route-step{border:1px solid var(--line);background:var(--surface2);border-radius:16px;padding:14px;display:grid;grid-template-columns:38px 1fr;gap:10px;align-items:start;cursor:pointer;text-align:left}.route-step>span{width:38px;height:38px;border-radius:12px;background:var(--surface);display:grid;place-items:center;font-size:19px}.route-step strong,.route-step small{display:block}.route-step strong{font-size:12px}.route-step small{font-size:9px;color:var(--muted);margin-top:3px;line-height:1.4}.route-step:hover{border-color:var(--primary);transform:translateY(-1px)}
.welcome-card{overflow:hidden}.welcome-hero{display:flex;align-items:center;gap:15px;background:linear-gradient(135deg,rgba(90,78,230,.12),rgba(71,198,255,.10));border-radius:19px;padding:18px;margin-bottom:16px}.welcome-hero h2{margin:4px 0}.welcome-hero p{color:var(--muted);font-size:12px;margin:4px 0}.welcome-bot{width:56px;height:56px;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;font-weight:950;box-shadow:0 10px 25px rgba(90,78,230,.22)}.welcome-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.welcome-options label{border:1px solid var(--line);border-radius:16px;padding:13px;background:var(--surface2)}.welcome-options label>span{font-size:22px}.welcome-options strong{display:block;font-size:12px;margin:5px 0}.welcome-options select{width:100%;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:9px}.consent-line{display:flex;gap:8px;align-items:flex-start;margin:15px 0;font-size:11px;color:var(--muted)}
.settings-list{display:grid;gap:8px;margin-top:16px}.settings-list label{display:grid;grid-template-columns:1fr auto;align-items:center;gap:14px;border:1px solid var(--line);background:var(--surface2);border-radius:14px;padding:13px}.settings-list strong,.settings-list small{display:block}.settings-list strong{font-size:12px}.settings-list small{font-size:9px;color:var(--muted);margin-top:3px}.settings-list select{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:9px;padding:8px}.settings-list input[type=checkbox]{width:20px;height:20px;accent-color:var(--primary)}
.self-test-result{margin-top:12px;padding:12px;border-radius:13px;background:var(--surface2);font-size:11px;line-height:1.55}.self-test-result.pass{border-left:4px solid var(--good)}.self-test-result.warn{border-left:4px solid #d39318}.self-test-result.bad{border-left:4px solid var(--bad)}
html[data-text-size="large"]{font-size:112%}html[data-text-size="xlarge"]{font-size:124%}html[data-high-contrast="true"]{--line:#777b93;--muted:#52566f}html[data-theme="dark"][data-high-contrast="true"]{--line:#777d9b;--muted:#d1d4e4}
html[data-reduce-motion="true"] *,html[data-reduce-motion="true"] *:before,html[data-reduce-motion="true"] *:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
.network-banner{position:fixed;top:8px;left:50%;transform:translateX(-50%);z-index:200;background:#2b2d42;color:#fff;border-radius:999px;padding:7px 12px;font-size:10px;font-weight:850;box-shadow:0 8px 22px rgba(0,0,0,.2)}
@media(max-width:700px){.daily-route{grid-template-columns:1fr}.welcome-options{grid-template-columns:1fr}}