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2px)}.activity-form-question{display:flex;flex-direction:column;gap:var(--form-field-gap);padding:var(--form-card-pad);border:1px solid var(--form-blue-line);border-radius:12px;background:#ffffff85}.activity-form-question-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:-4px}.activity-form-question-head span{color:var(--form-green);font-size:var(--form-label);font-weight:700;line-height:1.5}.activity-form-question-head .activity-form-option-remove{position:static;margin:-4px;transform:none}.activity-form-button{box-sizing:border-box;height:var(--form-btn-h);margin:0;padding:0 20px;border:1px solid var(--form-line);border-radius:6px;background:#fff;color:var(--form-green);font:inherit;font-size:var(--form-label);font-weight:700;line-height:1.5;cursor:pointer}.activity-form-button:hover{background:#f4f8f6}.activity-form-button-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-color:var(--form-green);background:var(--form-green);color:#fff}.activity-form-button-primary:hover{background:#294f44}.activity-form-button-primary svg{flex:none;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.activity-form-notice{margin:0;color:var(--form-muted);font-size:13px;line-height:1.6}.activity-form-footer{display:flex;justify-content:flex-end;gap:12px}.activity-form-error{margin:0;color:var(--form-error);font-size:13px;line-height:1.6}.activity-form-input[aria-invalid=true],.activity-form-button[aria-invalid=true]{border-color:var(--form-error)}.activity-form-answer-type{display:flex;flex-direction:column;gap:10px}.activity-form-answer-row{display:flex;align-items:center;gap:8px}.activity-form-answer-row .activity-form-label{flex:none}.activity-form-segmented{display:flex;flex:1;min-width:0;overflow:hidden;border:1px solid var(--form-line);border-radius:6px;background:#fff}.activity-form-segmented button{position:relative;isolation:isolate;flex:1;min-width:0;min-height:calc(var(--form-btn-h) - 2px);margin:0;padding:6px 14px;border:0;background:transparent;color:var(--form-muted);font:inherit;font-size:var(--form-label);font-weight:700;line-height:1.5;cursor:pointer}.activity-form-segmented button+button{border-left:1px solid var(--form-line)}.activity-form-segmented button[aria-checked=true]{color:#fff}.activity-form-segmented button[aria-checked=true]:before{content:"";position:absolute;inset:3px 9px;z-index:-1;border-radius:6px;background:var(--form-green)}.activity-form-segmented button:focus-visible{outline-offset:-4px}.activity-form-helper{margin:0;font-size:13px;line-height:1.6}.activity-form-options{display:flex;flex-direction:column;gap:10px}.activity-form-option{display:flex;align-items:center;gap:12px}.activity-form-option-number{flex:none;min-width:8px;font-size:14px;line-height:1.5}.activity-form-option-box{position:relative;flex:1;min-width:0}.activity-form-option .activity-form-input{height:calc(var(--form-input-h) - 4px);padding:0 10px}.activity-form-option-box .activity-form-input:not(:only-child){padding-right:40px}.activity-form-option-fixed{display:flex;align-items:center;flex:1;min-width:0}.activity-form-option-remove{position:absolute;top:50%;right:6px;display:grid;place-items:center;width:28px;height:28px;margin:0;padding:0;border:0;border-radius:6px;background:transparent;color:var(--form-muted);cursor:pointer;transform:translateY(-50%)}.activity-form-option-remove:hover{background:#315d5014;color:var(--form-green)}.activity-form-option-remove svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}.activity-form-add-option{width:100%}.activity-form-button:disabled{color:var(--form-muted);background:#fff;cursor:not-allowed}.activity-form-limit{display:flex;align-items:center;gap:16px}.activity-form-limit .activity-form-label{flex:none}.activity-form-limit .activity-form-input{width:104px;height:var(--form-btn-h);padding:0 10px;font-size:var(--form-label)}.activity-form-section-head{position:sticky;top:-4px;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:32px;margin:-6px 0;padding:6px 0;background:var(--form-bg)}.activity-form-tools{display:flex;align-items:center;gap:4px;margin-right:-8px}.activity-form-text-button{display:inline-flex;align-items:center;gap:6px;height:32px;margin:0;padding:0 8px;border:0;border-radius:6px;background:transparent;color:var(--form-green);font:inherit;font-size:14px;font-weight:700;cursor:pointer}.activity-form-text-button:hover{background:#315d5014}.activity-form-text-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.activity-form-add-question{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;height:var(--form-btn-h);margin:0;border:1.5px dashed var(--form-blue-line);border-radius:12px;background:#ffffff85;color:var(--form-green);font:inherit;font-size:var(--form-label);font-weight:700;cursor:pointer}.activity-form-add-question:hover{border-color:var(--form-thumb);background:#fff}.activity-form-add-question svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.activity-form-footer{margin-top:calc(var(--form-gap) * -1 + 12px);padding-top:16px;border-top:1px solid var(--form-line)}.activity-form-divider{width:100%;height:1px;margin:0;border:0;background:var(--form-blue-line)}.activity-form-schedule{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.order-backdrop{position:fixed;inset:0;z-index:60;display:flex;justify-content:center;align-items:center;padding:16px}.order-panel{box-sizing:border-box;display:flex;flex-direction:column;gap:16px;width:100%;max-width:480px;max-height:100%;padding:24px;border:1px solid var(--form-blue-line);border-radius:12px;background:var(--form-bg);box-shadow:0 12px 36px #1a30221a}.order-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.order-heading h2{margin:0;font-size:20px;font-weight:700;line-height:1.5}.order-close{display:grid;place-items:center;width:28px;height:32px;margin:0;padding:0;border:0;border-radius:6px;background:transparent;color:var(--form-green);cursor:pointer}.order-close:hover{background:#315d5014}.order-close svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}.order-hint{display:flex;align-items:center;gap:8px;margin:0;color:#60736b;font-size:13px;line-height:20px}.order-grip{flex:none;width:16px;height:20px;fill:none;stroke:#77817b;stroke-width:1.6;stroke-linecap:round}.order-grip-small{width:14px;height:16px;stroke:#60736b;stroke-width:1.5}.order-list{position:relative;display:flex;flex-direction:column;gap:8px;min-height:0;margin:-3px;padding:3px;overflow-y:auto;list-style:none}.order-row{box-sizing:border-box;display:flex;align-items:center;gap:12px;width:100%;min-height:56px;margin:0;padding:0 12px;border:1px solid var(--form-line);border-radius:6px;background:#fff;color:var(--form-ink);font:inherit;text-align:left;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none}.order-row[data-dragging]{position:relative;z-index:1;cursor:grabbing;box-shadow:0 6px 16px #1a30221f}.order-number{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:4px;background:#eaf2ed;color:var(--form-green);font-size:15px;font-weight:700;line-height:1.2}.order-title{flex:1;min-width:0;overflow:hidden;font-size:15px;line-height:1.6;white-space:nowrap;text-overflow:ellipsis}.order-untitled{color:var(--form-muted)}.order-check{flex:none;width:18px;height:18px;fill:none;stroke:var(--form-green);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.order-row[aria-current=true]{border-color:var(--form-green);box-shadow:inset 0 0 0 .5px var(--form-green)}.order-row[aria-current=true][data-dragging]{box-shadow:inset 0 0 0 .5px var(--form-green),0 6px 16px #1a30221f}.order-row[aria-current=true] .order-number{background:var(--form-green);color:#fff}.order-row[aria-current=true] .order-title{color:var(--form-green);font-weight:700}.order-row:focus-visible{outline:2px solid var(--form-green);outline-offset:2px}@keyframes form-pop-in{0%{opacity:0;transform:translateY(8px) scale(.97)}to{opacity:1;transform:none}}@keyframes form-pop-out{0%{opacity:1;transform:none}to{opacity:0;transform:translateY(8px) scale(.97)}}.order-panel,.picker-panel{animation:form-pop-in .18s cubic-bezier(.2,.8,.2,1)}[data-closing] .order-panel,[data-closing] .picker-panel{animation:form-pop-out .14s ease-in forwards}@media(prefers-reduced-motion:reduce){.order-panel,.picker-panel,[data-closing] .order-panel,[data-closing] .picker-panel{animation:none}}.picker-backdrop{position:fixed;inset:0;z-index:60;display:flex;justify-content:center;align-items:center;padding:16px}.picker-panel{box-sizing:border-box;display:flex;flex-direction:column;width:100%;max-width:var(--pk-max);max-height:100%;overflow-y:auto;padding:14px var(--pk-pad) var(--pk-pad);border:1px solid var(--form-blue-line);border-radius:12px;background:var(--form-bg);box-shadow:0 12px 36px #1a30221a}.picker-backdrop[data-anchored]{display:block;padding:0}.picker-backdrop[data-anchored] .picker-panel{position:fixed;max-height:calc(100vh - 16px);transform-origin:top left}.picker-backdrop[data-anchored] .picker-panel[data-above]{transform-origin:bottom left}.picker-panel h2{margin:0;font-size:18px;font-weight:700;line-height:1.2;text-align:center}.picker-panel :focus-visible{outline:2px solid var(--form-green);outline-offset:2px}.picker-icon-button{display:grid;place-items:center;flex:none;width:32px;height:32px;margin:0;padding:0;border:0;border-radius:6px;background:transparent;color:var(--form-green);cursor:pointer}.picker-icon-button:hover{background:#315d5014}.picker-icon-button:disabled{color:#d5dadd;background:transparent;cursor:not-allowed}.picker-icon-button svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.picker-month{display:flex;align-items:center;justify-content:space-between;height:var(--pk-cell);margin:-6px 0 4px}.picker-grid{display:grid;grid-template-columns:repeat(7,minmax(0,var(--pk-cell)));justify-content:space-between;gap:var(--pk-gap)}.picker-grid+.picker-grid{margin-top:var(--pk-gap)}.picker-weekday{display:grid;place-items:center;height:calc(var(--pk-cell) - 8px);border-radius:6px;background:#ffffff85;color:var(--form-muted);font-size:var(--pk-weekday)}.picker-day{height:var(--pk-cell);margin:0;padding:0;border:0;border-radius:4px;background:#fff;color:var(--form-ink);font:400 var(--pk-day)/1 Arimo,"Noto Sans TC",sans-serif;cursor:pointer}.picker-day:hover:not(:disabled){background:#eaf2ed}.picker-day[data-today]{box-shadow:inset 0 0 0 1.5px var(--form-green);color:var(--form-green)}.picker-day[aria-pressed=true]{background:var(--form-green);box-shadow:none;color:#fff}.picker-day:disabled{background:#f5f6f3;box-shadow:none;color:#d5dadd;cursor:default}.picker-time-heading{display:flex;align-items:center;justify-content:space-between;margin:0 -9px}.picker-summary{display:flex;align-items:center;justify-content:space-between;gap:12px;height:var(--pk-summary-h);margin-top:10px;padding:0 14px;border-radius:6px;background:#ffffff85}.picker-summary div{display:flex;flex-direction:column;gap:4px}.picker-summary span{font-size:14px;line-height:20px}.picker-summary small{color:var(--form-muted);font-size:12px;line-height:18px}.picker-summary strong{color:var(--form-green);font:700 var(--pk-summary)/1.2 Arimo,"Noto Sans TC",sans-serif}.picker-columns{display:flex;align-items:center;gap:12px;margin-top:10px}.picker-colon{color:var(--form-green);font-size:24px;line-height:1.2}.picker-column{display:flex;flex:1;flex-direction:column;align-items:stretch;gap:var(--pk-gap);min-width:0}.picker-unit{color:var(--form-muted);font-size:14px;line-height:20px;text-align:center}.picker-chevron{display:grid;place-items:center;height:24px;margin:0;padding:0;border:0;border-radius:4px;background:transparent;color:var(--form-green);cursor:pointer}.picker-chevron:hover{background:#315d5014}.picker-chevron svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.picker-options{display:flex;flex-direction:column;gap:var(--pk-gap)}.picker-option{height:var(--pk-option-h);margin:0;padding:0;border:0;border-radius:4px;background:#fff;color:var(--form-ink);font:400 var(--pk-option)/1 Arimo,"Noto Sans TC",sans-serif;cursor:pointer;transition:background-color .12s,color .12s}.picker-option[data-distance="2"]{background:#ffffff85;color:var(--form-muted)}.picker-option[aria-pressed=true]{background:var(--form-green);color:#fff;font-weight:700;box-shadow:0 4px 8px #0000001a}.picker-option:hover:not([aria-pressed=true]){background:#eaf2ed}.picker-actions{display:flex;gap:12px;margin-top:12px;padding-top:12px;border-top:1px solid #d3e4ed}.picker-cancel,.picker-confirm{flex:1;height:var(--pk-btn-h);margin:0;border-radius:6px;font:inherit;font-size:15px;font-weight:500;cursor:pointer}.picker-cancel{border:1px solid var(--form-blue-line);background:#fff;color:var(--form-green)}.picker-confirm{border:1px solid var(--form-green);background:var(--form-green);color:#fff}@media(max-height:860px),(max-width:1100px){.activity-form-backdrop{--form-max:700px;--form-pad:22px;--form-gap:20px;--form-field-gap:14px;--form-title:20px;--form-label:14px;--form-text:14px;--form-input-h:40px;--form-btn-h:42px;--form-card-pad:18px;--form-topic-h:104px;--form-analysis-h:68px;--form-content-h:64px;--pk-max:330px;--pk-pad:16px;--pk-cell:36px;--pk-gap:5px;--pk-day:16px;--pk-weekday:14px;--pk-option-h:34px;--pk-option:18px;--pk-summary-h:52px;--pk-summary:24px;--pk-btn-h:38px }}@media(max-height:860px),(max-width:1100px){.order-panel{max-width:440px;gap:12px;padding:20px}.order-row{min-height:48px}}@media(max-height:680px){.activity-form-backdrop{--form-gap:16px;--form-field-gap:12px;--pk-option-h:30px;--pk-summary-h:46px;--pk-cell:34px}}@media(max-width:600px){.activity-form-body{margin-right:-12px;padding-right:9px}.activity-form-footer{justify-content:stretch}.activity-form-footer .activity-form-button{flex:1}.activity-form-schedule{grid-template-columns:minmax(0,1fr);gap:18px}.activity-form-answer-row{flex-direction:column;align-items:stretch}.activity-form-segmented button{padding:8px 12px}.activity-form-backdrop{padding:12px;--form-pad:18px;--form-card-pad:14px}}:root{--sc-ink:#f4eee7;--sc-muted:#bdb1c7;--sc-accent:#e8c79a;--sc-plum:#282333;--sc-line:#ffffff1f;--sc-paper:#f3ece3;--sc-dark:#37303b}body{margin:0;background:radial-gradient(ellipse at 72% 0%,#51445c,#292333 42%,#191720);color:var(--sc-ink);font-family:system-ui,-apple-system,Noto Sans TC,sans-serif}[class^=sc-],[class*=" sc-"]{box-sizing:border-box}.sc-home,.sc-auth,.sc-classroom,.sc-loading{min-height:100dvh;color:var(--sc-ink);font-size:16px;line-height:1.65}.sc-home button,.sc-classroom button,.sc-auth button{font:inherit;font-weight:600;cursor:pointer;border:1px solid transparent;border-radius:13px;background:var(--sc-accent);color:#332834;padding:12px 20px;transition:transform .18s,background .18s}.sc-home button:hover,.sc-classroom button:hover,.sc-auth button:hover{transform:translateY(-2px);filter:brightness(1.05)}.sc-home button:disabled,.sc-classroom button:disabled,.sc-auth button:disabled{opacity:.45;cursor:default;transform:none}.sc-home .quiet,.sc-classroom .quiet,.sc-auth .quiet{background:transparent;color:inherit;border:1px solid var(--sc-line)}.sc-home a,.sc-classroom a,.sc-auth a{color:inherit;text-decoration:none}.sc-home input,.sc-home textarea,.sc-home select,.sc-classroom input,.sc-classroom textarea,.sc-auth input{box-sizing:border-box;width:100%;font:inherit;border:1px solid var(--sc-line);border-radius:12px;background:#ffffff09;color:inherit;padding:13px 15px;outline-offset:3px}.sc-home select option{background:var(--sc-plum)}.sc-home label,.sc-classroom label,.sc-auth label{display:grid;gap:7px;margin:15px 0;font-size:14px}.sc-home textarea,.sc-classroom textarea{min-height:105px;resize:vertical}.sc-home h1,.sc-auth h1,.sc-classroom h1{letter-spacing:.025em;font-size:clamp(28px,4vw,52px);line-height:1.25;font-weight:600;margin:20px 0}.sc-home h2,.sc-classroom h2{font-weight:500;line-height:1.4}.sc-home small,.sc-classroom small,.sc-auth small{font-size:11px;letter-spacing:.13em;color:var(--sc-muted)}.sc-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.sc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px}.sc-top{height:84px;display:flex;align-items:center;gap:20px;padding:0 clamp(20px,4vw,64px);border-bottom:1px solid var(--sc-line);position:relative;z-index:10;background:#231f2aa8;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.sc-top>span:first-of-type{flex:1}.sc-wordmark{font-family:Georgia,serif;font-size:27px;letter-spacing:.03em;white-space:nowrap}.sc-wordmark span{display:block;font-family:system-ui;font-size:10px;letter-spacing:.3em;color:var(--sc-muted)}.sc-home{max-width:1280px;margin:auto;padding:0 32px 60px}.sc-home .sc-top{padding:0;background:transparent}.sc-home-hero{padding:54px 0 34px}.sc-tabs{display:flex;gap:6px;border:1px solid var(--sc-line);border-radius:16px;width:max-content;padding:5px;margin-top:32px}.sc-tabs button{background:transparent;color:var(--sc-muted)}.sc-tabs button[aria-pressed=true]{background:var(--sc-paper);color:var(--sc-dark)}.sc-glass,.sc-card{background:linear-gradient(140deg,#ffffff0d,#ffffff04);border:1px solid var(--sc-line);box-shadow:0 18px 64px #00000014;border-radius:22px;padding:28px}.sc-join{max-width:540px;margin-bottom:46px}.sc-join>button{width:100%;margin-top:15px}.sc-script-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:22px 0 42px}.sc-card>span{display:block;font-size:13px;color:var(--sc-muted)}.sc-section-title{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:36px 0 18px}.sc-home 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