:root{--navy:#102b3d;--navy2:#183c50;--paper:#f5f6f8;--white:#fff;--ink:#1d3444;--muted:#82909c;--line:#e7ebef;--blue:#477cf3;--green:#2f9a83;--orange:#dd9d56;--shadow:0 8px 32px #14334708;--radius:18px;font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft Yahei',sans-serif;color:var(--ink);font-size:14px}*{box-sizing:border-box}body{margin:0;background:var(--paper)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{cursor:pointer}button{border:0}a{color:inherit;text-decoration:none}button:disabled{cursor:wait;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #81a9ff;outline-offset:3px}[hidden]{display:none!important}input,select,textarea{border:1px solid #dce3e9;border-radius:9px;padding:11px 12px;background:#fff;color:var(--ink);min-width:0;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--blue);outline:2px solid 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@media(min-width:1600px){#content{padding-top:42px}.hero-card{min-height:195px}}
@media(max-width:1150px){.sidebar{width:195px;padding:27px 17px}.main-shell{margin-left:195px}.topbar{padding:0 26px}#content{padding:26px}.stats{gap:10px}.stat{padding:17px;gap:10px}.columns{grid-template-columns:1.4fr 1fr}.stage-tools{justify-content:center}}
@media(max-width:850px){.columns{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.login-art{padding:32px}.login-pitch h1{font-size:42px}.hero-card{padding:24px}.hero-card h2{font-size:23px}.top-actions{gap:4px}.connection{display:none}.page-heading{flex-wrap:wrap}}
@media(max-width:650px){.sidebar{transform:translateX(-100%);transition:transform .2s;width:224px;box-shadow:15px 0 50px #102b3d22}.sidebar.open{transform:none}.main-shell{margin-left:0}.topbar{padding:0 16px;height:63px}.mobile-only{display:inline-block}.breadcrumb{margin-right:auto;font-size:11px;gap:8px}.topbar>.icon-button{margin-right:8px}#content{padding:23px 17px}.page-heading h1{font-size:24px}.heading-actions{width:100%;flex-wrap:wrap}.hero-card{padding:23px;min-height:200px;align-items:flex-start}.hero-card h2{font-size:22px}.hero-action{margin-left:-100px}.hero-card:after{right:-75px}.hero-card p{max-width:220px}.card{padding:19px;border-radius:15px}.stats{gap:10px}.stat{padding:16px 13px}.stat b{font-size:23px}.stat-icon{width:32px;height:32px;font-size:16px}.app-footer{padding:16px;display:block;line-height:2}.app-footer span{display:block}.login-layout{grid-template-columns:1fr}.login-art{min-height:250px;padding:25px}.login-pitch{padding:25px 0 10px}.login-pitch h1{font-size:32px;margin:15px 0}.login-pitch h1 br{display:none}.login-pitch p,.login-chips,.login-footer,.login-lines,.login-art:after{display:none}.login-panel{padding:38px 26px 70px;min-height:calc(100dvh - 240px)}.login-art .brand{font-size:18px}.login-art .brand-icon{width:32px;height:35px;font-size:19px}.login-pitch .eyebrow{font-size:8px}.login-card h2{font-size:28px}.stage-header{padding:0 10px;gap:5px;height:60px}.stage-header span{display:block;margin:5px 0 0;font-size:10px}.stage-tools{gap:8px;padding:10px 8px;min-height:130px}.stage-tools button{padding:7px;font-size:10px}.stage-middle{padding:8px}.slide-viewport{width:100%}.drawing-tools{gap:3px}.timer-tools{width:100%;justify-content:center}.integration-card{align-items:flex-start;flex-wrap:wrap}.integration-card .button{margin-left:auto}.form-grid{gap:0 10px}.profile{margin-top:15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.columns>*{min-width:0}.card{min-width:0}.course-row>div{min-width:0}.course-row strong{overflow-wrap:anywhere}@media(max-width:850px){.columns{grid-template-columns:minmax(0,1fr)}}@media(max-width:650px){.hero-card{display:block}.hero-action{margin:20px 0 0}.hero-card h2{max-width:100%}}

@media(max-width:650px){.course-item{display:grid;grid-template-columns:44px 3px minmax(0,1fr);gap:10px}.course-item .course-info{min-width:0}.course-item .course-info h3{overflow-wrap:anywhere}.course-item>.pill,.course-item>.button{grid-column:3;justify-self:start}.course-item .course-line{height:100%;min-height:38px}}
.language-button{border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px 11px;font-size:11px;color:var(--ink);white-space:nowrap}.login-language{position:absolute;right:28px;top:28px}.stage-brand{color:#e7c08c;margin-right:20px!important;font-size:12px!important}.stage-header #leaveStage{transition:opacity .3s}.stage.controls-hidden #leaveStage{opacity:0;pointer-events:none}.stage.controls-hidden .stage-header:focus-within #leaveStage,.stage.controls-hidden #leaveStage:focus-visible{opacity:1;pointer-events:auto}.break-tools{display:flex;gap:6px;align-items:center}.break-tools input{width:46px!important;background:#263746;color:white;padding:5px;height:29px}.break-tools button{border:1px solid #41576a;color:#e7c08c}.break-overlay{position:absolute;inset:68px 0 0;z-index:5;background:radial-gradient(ellipse at 50% 20%,#244c5e,#102632 70%);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:35px}.break-overlay .eyebrow{color:#99b3c0}.break-overlay h1{font-size:clamp(28px,5vw,60px);font-weight:400;margin:30px 0;color:#f5e0bf}.break-overlay #breakClock{font-size:clamp(70px,15vw,170px);font-weight:250;font-variant-numeric:tabular-nums;letter-spacing:.03em;color:#fff}.break-overlay p{min-height:30px;color:#b4c6d1;margin:20px}.break-overlay button{background:#e8c897;border:0;color:#173748}.weight-row{display:grid;grid-template-columns:minmax(0,1fr) 150px 100px 30px;gap:12px;align-items:center;margin:12px 0}.weight-row label{display:flex;align-items:center;gap:8px}.weight-row input{margin:0}.weight-total{font-size:15px;margin:22px 0;padding:16px;background:#eef3fc;border-radius:9px}.weight-total strong{color:#477cf3;margin-left:20px}.group-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:20px}.member-list>div{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.member-list small{margin-left:auto;color:var(--muted)}.member-avatar{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:#eaf0fa;color:#4776c5}.group-grid h3{font-size:12px;margin-top:18px;color:var(--muted)}.profile-copy{font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9;margin:12px 0}.assignment-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:12px 0;border-bottom:1px solid var(--line)}.assignment-row select{width:160px;margin:0}.assignment-row small{color:var(--muted)}.group-edit-row{display:flex;gap:12px;align-items:end}.group-edit-row label{flex:1}.question-edit{border:1px solid var(--line);border-radius:12px;margin:22px 0;padding:18px;min-width:0}.question-edit legend{font-weight:600;font-size:13px;padding:0 8px}.question-edit label{margin:12px 0}.answer-option{display:flex;align-items:center;gap:12px;line-height:1.8!important}.answer-option input{width:18px;margin:0}.question-display{border-bottom:1px solid var(--line);padding:18px 0;white-space:pre-wrap;overflow-wrap:anywhere}.question-display p{margin-top:12px;font-size:13px;color:#657d8e}.response-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}.response-row p{font-size:12px;color:var(--muted)}#profileForm label{margin:15px 0}.sidebar .side-tip{margin-top:22px}.sidebar nav{overflow-y:auto;min-height:0}.sidebar .profile{flex-shrink:0}.sidebar .side-label{margin-top:24px}.nav-link{padding-top:10px;padding-bottom:10px}@media(max-width:650px){.weight-row{grid-template-columns:minmax(0,1fr) 100px 75px 25px;gap:5px}.weight-row input,.weight-row select{padding:8px 5px;font-size:11px}.weight-row label{gap:2px}.stage-brand{display:none}.break-overlay{inset:60px 0 0}.top-actions{gap:0}.breadcrumb{font-size:10px}.stage-tools{justify-content:center}.sidebar .side-tip{display:none}.sidebar .profile{margin-top:auto}.group-edit-row input{max-width:100%}}
.scan-canvas{display:block;position:static!important;width:100%;height:auto;border-radius:10px;cursor:crosshair;touch-action:manipulation}.scan-uncertain{background:#fff3de;border-radius:8px;padding:12px}.scan-uncertain select{border-color:#d6a04e}
.scan-canvas{width:auto!important;max-width:100%;max-height:42vh;height:auto;margin:14px auto}
.form-actions{flex-wrap:wrap}.form-actions .button{max-width:100%;white-space:normal;text-align:center}@media(max-width:650px){.card>.form-actions{justify-content:flex-start}.card>.form-actions .button{flex:1 1 42%;font-size:11px;padding:10px}}
body.intro-active{overflow:hidden}.entry-intro{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;overflow:hidden;background:#102b3d;color:#f1ddbc;isolation:isolate;animation:intro-failsafe .4s 3s forwards}.intro-grid{position:absolute;inset:-1px;z-index:-2;background-image:linear-gradient(#d5e8ec06 1px,transparent 1px),linear-gradient(90deg,#d5e8ec06 1px,transparent 1px);background-size:70px 70px;mask-image:radial-gradient(ellipse at center,black,transparent 75%)}.intro-glow{position:absolute;z-index:-1;width:70vw;height:70vw;max-width:1000px;max-height:1000px;border-radius:50%;background:radial-gradient(circle,#3c728052,transparent 65%);animation:intro-glow 2.6s ease-out both}.intro-center{text-align:center;padding:30px;animation:intro-arrive .85s cubic-bezier(.2,.7,.2,1) both}.intro-mark{width:104px;height:104px;color:#e6c38d;margin-bottom:25px}.intro-stroke{stroke-dasharray:600;stroke-dashoffset:600;animation:intro-ink 1.25s .1s ease-out forwards}.intro-kicker{font-size:9px;letter-spacing:.28em;color:#9eb8c4;margin-bottom:16px}.intro-center h1{font-size:clamp(48px,7vw,82px);letter-spacing:-.055em;font-weight:600;line-height:1.1;color:#fff}.intro-center h1 span{font-weight:300}.intro-center h1 i{font-style:normal;color:#e7c08c}.intro-center p{margin-top:24px;font-size:13px;font-weight:400;color:#b1c7d2;letter-spacing:.12em;animation:intro-arrive .7s .25s both}.intro-track{width:108px;height:2px;background:#ffffff12;margin:38px auto 0;overflow:hidden;border-radius:5px}.intro-track span{display:block;width:100%;height:100%;background:#e7c08c;transform-origin:left;animation:intro-progress 2.1s ease-in-out both}.intro-bottom{position:absolute;inset:auto 40px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#87a3b2;font-size:9px;letter-spacing:.15em}.intro-bottom button{padding:10px 15px;background:#ffffff08;border:1px solid #ffffff18;border-radius:100px;color:#c8d8df;font-size:11px;letter-spacing:.03em}.intro-bottom button:hover{background:#ffffff16}.intro-leaving{animation:intro-failsafe .35s forwards;pointer-events:none}@keyframes intro-arrive{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes intro-ink{to{stroke-dashoffset:0}}@keyframes intro-progress{from{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes intro-glow{from{opacity:.3;transform:scale(.8)}to{opacity:1;transform:scale(1.1)}}@keyframes intro-failsafe{to{opacity:0;visibility:hidden;pointer-events:none}}@media(max-width:650px){.intro-mark{width:88px;height:88px}.intro-bottom{inset:auto 22px 22px;font-size:7px;letter-spacing:.07em;gap:10px}.intro-center p{font-size:12px}.intro-bottom button{font-size:10px;white-space:nowrap}}@media(prefers-reduced-motion:reduce){.entry-intro{display:none!important}.entry-intro *{animation:none!important}}