:root{--purple:#7355e8;--purple-dark:#5a3dce;--ink:#26243b;--muted:#858191;--line:#e9e7ef;--paper:#fff;--bg:#f6f5f9;font-family:Inter,-apple-system,BlinkMacSystemFont,"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;color:var(--ink);font-size:1rem;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}button{transition:background .15s,border-color .15s,transform .15s}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a692f6;outline-offset:3px}button:active:not(:disabled){transform:translateY(1px)}.skip-link{position:fixed;top:-80px;background:white;padding:12px;z-index:100}.skip-link:focus{top:10px}input,textarea,select{color:var(--ink);background:white;min-width:0}input[type=text],input[type=number],textarea,select{border:1px solid #dedbe7;border-radius:10px;width:100%;padding:12px 14px;font-size:0.9375rem;line-height:1.6}input:hover,textarea:hover,select:hover{border-color:#b4acc8}input:focus,textarea:focus,select:focus{border-color:var(--purple)}textarea{resize:vertical;min-height:90px}label{display:block;font-size:0.875rem;color:#575165;font-weight:550;margin-bottom:9px}.topbar{height:88px;padding:0 32px;border-bottom:1px solid var(--line);background:white;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:11px;font-size:1.3125rem;font-weight:800;letter-spacing:-.5px;flex-shrink:0}.brand-icon{font-size:1.875rem;width:44px;height:44px;background:var(--purple);color:white;display:grid;place-items:center;border-radius:13px;font-weight:400}.brand small{display:block;font-size:0.75rem;letter-spacing:2.5px;color:#918c9e;margin-top:4px;font-weight:600}.save-status{font-size:0.8125rem;color:#868092}.top-actions{margin-left:auto;display:flex;gap:10px}.button{border:1px solid #e2dfeb;border-radius:9px;padding:10px 16px;min-height:42px;background:white;color:#5b546a;font-size:0.875rem;font-weight:550;white-space:nowrap}.button:hover{background:#f7f5fc;border-color:#c7bfdd}.button span{margin-left:12px}.button.primary{background:var(--purple);border-color:var(--purple);color:white}.button.primary:hover{background:var(--purple-dark)}.button.subtle{background:transparent}.workspace{display:grid;grid-template-columns:232px minmax(390px,1fr) minmax(350px,430px);min-height:calc(100dvh - 88px);max-width:1680px;margin:0 auto}.sidebar{background:#fcfbfe;border-right:1px solid var(--line);padding:30px 18px 22px;display:flex;flex-direction:column;min-width:0}.project-label{font-size:0.75rem;color:#95909e;display:flex;justify-content:space-between;align-items:center;margin:0 10px}.draft-badge{padding:3px 8px;background:#eeebf4;color:#8c829e;border-radius:5px;font-size:0.75rem}.project-name{font-size:1rem;line-height:1.7;font-weight:700;margin:12px 10px 26px;overflow-wrap:anywhere}.sections{display:grid;gap:6px}.sections button{display:flex;align-items:center;gap:12px;text-align:left;border:0;background:transparent;padding:13px 14px;border-radius:9px;font-size:0.875rem;color:#797183;min-height:46px}.sections button>span{font-size:1.1875rem;width:20px;text-align:center}.sections button:hover{background:#f1edf8}.sections button.active{background:#ede7ff;color:#6246ce;font-weight:650}.sections small{margin-left:auto;font-size:0.75rem;background:#e3dafa;color:#7a61ba;padding:1px 6px;border-radius:4px}.side-divider{border-top:1px solid var(--line);margin:26px 10px 19px}.list-heading{display:flex;justify-content:space-between;align-items:center;margin:0 10px 12px;font-size:0.75rem;color:#91899e}.icon-button{display:inline-grid;place-items:center;border:0;background:transparent;color:#8a8299;border-radius:7px;width:34px;height:34px;font-size:1.3125rem;flex-shrink:0}.icon-button:hover{background:#eee9f8;color:var(--purple)}.question-list{display:grid;gap:6px}.question-item{display:flex;align-items:center;gap:11px;border:1px solid transparent;border-radius:9px;padding:12px 10px;text-align:left;background:none;font-size:0.8125rem;color:#867e92;min-width:0}.question-item.active{background:white;border-color:#e7e0f6;box-shadow:0 2px 8px #34285305;color:#584775}.question-item:hover{background:#f5f1fc}.question-item .num{font-size:0.75rem;letter-spacing:.4px;border-radius:6px;background:#efedf4;min-width:27px;height:26px;display:grid;place-items:center;color:#94899e}.question-item.active .num{background:#eae2ff;color:#7653d8}.question-item .q-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-bottom{margin-top:auto;padding:46px 10px 0}.text-button{border:0;background:none;color:#756783;font-size:0.8125rem;padding:8px 0}.text-button:hover{color:var(--purple)}.local-note{font-size:0.75rem;line-height:1.9;color:#a099aa;margin-top:8px}.editor{padding:36px 34px 70px;min-width:0}.breadcrumb{font-size:0.75rem;color:#97909f;margin-bottom:16px;letter-spacing:.2px}.breadcrumb span{margin:0 9px;color:#c5bed0}.editor-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:28px}.editor h1{font-size:1.6875rem;letter-spacing:-.6px;line-height:1.4;margin:0 0 8px;font-weight:750}.editor-subtitle{font-size:0.8125rem;color:#796a84;line-height:1.8;margin:0}.tiny-tag{border:1px solid #e1d8f6;background:#f3eefc;color:#9480b6;font-size:0.75rem;padding:6px 8px;border-radius:6px;white-space:nowrap}.form-card{background:white;border:1px solid var(--line);border-radius:15px;padding:25px;margin-bottom:20px;box-shadow:0 4px 18px #28203502}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:0.875rem;font-weight:650;margin:0}.card-title span{font-size:0.75rem;font-weight:400;color:#9d95a7;margin-left:8px}.field{margin-bottom:22px}.field:last-child{margin-bottom:0}.field-help{font-size:0.75rem;color:#796b85;line-height:1.7;margin:8px 0 0}.question-text{font-size:1.0625rem!important;line-height:1.75!important;min-height:95px}.option-row{padding:16px 0;border-bottom:1px solid #efedf3}.option-row:first-child{padding-top:0}.option-row:last-child{border-bottom:0;padding-bottom:0}.option-line{display:flex;align-items:center;gap:10px}.letter{width:27px;height:28px;display:grid;place-items:center;border-radius:7px;background:#f1edf9;color:#927fba;font-size:0.75rem;flex-shrink:0}.option-line input{font-size:0.875rem;padding:10px 11px}.option-line .icon-button{width:25px;font-size:1.125rem}.option-scoring{margin:9px 35px 0 37px;display:grid;grid-template-columns:auto minmax(90px,1fr) auto 60px;gap:8px;align-items:center;color:#75667f;font-size:0.75rem}.option-scoring select{font-size:0.875rem;padding:5px 7px;border-color:#e9e4f1;background:#fbfafe;border-radius:7px}.option-scoring input{font-size:0.875rem;padding:5px 7px;border-color:#e9e4f1;border-radius:7px}.option-scoring label{font-size:0.875rem;color:#75667f;margin:0;font-weight:400}.add-option{margin-top:20px;border:1px dashed #dcd3ed;background:#fdfcff;color:#907bab;border-radius:9px;width:100%;padding:11px;font-size:0.8125rem}.add-option:hover{background:#f4effc;border-color:#a797c9}.editor-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:0.75rem;color:#a49aaa}.editor-footer .button{font-size:0.75rem;padding:8px 12px;min-height:36px}.footer-buttons{display:flex;gap:7px}.danger-text{color:#aa6679}.preview-panel{padding:31px 28px 38px;background:#efedf5;border-left:1px solid var(--line);min-width:0}.preview-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px;color:#655c77;font-size:0.8125rem;font-weight:600}.preview-heading>div{display:flex;align-items:center;gap:7px}.preview-heading small{font-size:0.75rem;color:#a399b0;font-weight:400;margin-left:5px}.preview-dot{width:6px;height:6px;border-radius:50%;background:#9b83dc}.preview-panel .quiz-player{box-shadow:0 12px 40px #3222450d;border:1px solid #e6e0ee}.preview-caption{font-size:0.75rem;text-align:center;color:#a398b0;line-height:1.8;margin-top:20px}.result-heading{display:flex;align-items:center;gap:10px}.result-index{font-size:0.75rem;width:27px;height:27px;display:grid;place-items:center;color:var(--purple);background:#f0eafb;border-radius:7px}.result-color{width:35px;height:33px;border:1px solid var(--line);padding:3px;border-radius:8px;background:white}.result-note{padding:15px 17px;background:#efebfa;border:1px solid #e6dff5;color:#837395;font-size:0.75rem;line-height:1.8;border-radius:10px;margin-bottom:20px}.color-palette{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.swatch{width:33px;height:33px;border-radius:50%;border:3px solid white;box-shadow:0 0 0 1px #e9e5f0}.swatch.selected{box-shadow:0 0 0 2px var(--purple);outline-offset:5px}.swatch-label{font-size:0.75rem;color:#a398af}.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.stat-box{background:#f7f5fb;border-radius:10px;padding:17px;font-size:0.75rem;color:#9a8fa9}.stat-box strong{display:block;font-size:1.6875rem;color:#6d578c;font-weight:650;margin-bottom:4px}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#28203b;color:white;box-shadow:0 10px 40px #22193226;padding:13px 22px;border-radius:12px;font-size:0.875rem;z-index:100;max-width:min(90vw,620px);line-height:1.7}.toast[hidden]{display:none}dialog{border:1px solid #e5dff0;border-radius:20px;padding:0;box-shadow:0 25px 90px #20133425;color:var(--ink)}dialog::backdrop{background:#24203188;backdrop-filter:blur(4px)}.play-dialog{width:450px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 32px);background:#f6f3fb}.dialog-bar{padding:12px 17px;display:flex;align-items:center;justify-content:space-between;font-size:0.8125rem;color:#887990}.play-dialog .quiz-player{border-radius:0 0 18px 18px;min-height:520px}.confirm-dialog{padding:28px;width:420px;max-width:calc(100vw - 32px)}.confirm-dialog h2{font-size:1.3125rem;margin:0 0 14px}.confirm-dialog p{font-size:0.9375rem;line-height:1.8;color:#827487;white-space:pre-line;overflow-wrap:anywhere}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.import-error{color:#ae485e}.mobile-preview-button{display:none}
@media(min-width:1450px){.workspace{grid-template-columns:252px minmax(450px,1fr) 460px}.editor{padding:40px 48px}.preview-panel{padding:34px 36px}.sidebar{padding:36px 23px}.topbar{padding:0 40px}.quiz-player{min-height:610px}}
@media(max-width:1150px){.workspace{grid-template-columns:190px minmax(340px,1fr) 335px}.sidebar{padding:26px 10px}.editor{padding:30px 22px}.preview-panel{padding:28px 16px}.form-card{padding:20px}.preview-heading small{display:none}.topbar{padding:0 23px;gap:15px}.option-scoring{margin-right:0}.save-status{font-size:0.75rem}.brand{font-size:1.1875rem}}
@media(max-width:950px){.workspace{grid-template-columns:195px minmax(0,1fr)}.preview-panel{display:none}.editor{padding:30px}.top-actions #backup{display:none}.editor h1{font-size:1.5625rem}.save-status{margin-left:auto}.top-actions{margin-left:0}}
@media(max-width:620px){.topbar{height:auto;min-height:78px;padding:14px 16px;flex-wrap:wrap;gap:12px}.brand{font-size:1.125rem;gap:8px}.brand-icon{width:34px;height:34px;font-size:1.5625rem;border-radius:10px}.brand small{font-size:0.75rem;letter-spacing:2px}.save-status{font-size:0.75rem;max-width:126px}.top-actions{width:100%;gap:8px}.top-actions .button{flex:1}.top-actions #backup{display:block}.button{padding:9px 10px;font-size:0.75rem}.workspace{display:block}.sidebar{padding:17px 16px 0;border-right:0;border-bottom:1px solid var(--line)}.project-label,.project-name,.side-divider,.list-heading,.sidebar-bottom{display:none}.sections{display:flex;gap:4px;margin-bottom:14px}.sections button{flex:1;gap:6px;font-size:0.75rem;padding:9px 8px;justify-content:center}.sections button>span{font-size:1rem;width:auto}.sections small{display:none}.question-list{display:flex;gap:7px;overflow:auto;padding-bottom:14px}.question-item{padding:5px;flex-shrink:0;min-width:42px;justify-content:center}.question-item .q-label{display:none}.question-item .num{background:none;font-size:0.75rem}.editor{padding:24px 16px 45px}.editor h1{font-size:1.4375rem}.editor-heading{margin-bottom:21px}.editor-subtitle{font-size:0.75rem}.form-card{padding:19px 16px;border-radius:13px}.option-scoring{margin-left:37px;grid-template-columns:auto minmax(70px,1fr) auto 51px;gap:5px}.option-line input{font-size:0.8125rem}.breadcrumb{font-size:0.75rem}.editor-footer{flex-wrap:wrap}.tiny-tag{display:none}.editor-footer>span{order:2;width:100%;margin-top:7px}.field-help{font-size:0.75rem}.dialog-bar{padding:8px 12px}.play-dialog .quiz-player .q-cover{min-height:230px}.play-dialog .quiz-player h1{font-size:1.75rem}.play-dialog{max-height:calc(100dvh - 20px)}.option-line .icon-button{width:23px}.stats-row{gap:10px}}
.utility-row{display:flex;flex-wrap:wrap;gap:8px}.result-color-row{display:flex;align-items:center;gap:12px}.result-color-row label{margin:0}.result-color-row span{font-size:0.75rem;color:#9b90a9;margin-left:auto}.card-title{line-height:1.6}.preview-panel{position:sticky;top:0;align-self:start;min-height:calc(100dvh - 88px)}
.site-footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px 40px;padding:28px clamp(16px,3vw,40px);border-top:1px solid var(--line);background:white;font-size:.875rem;line-height:1.9;color:#756783}.site-footer h2{font-size:1rem;color:var(--ink);margin:0 0 6px}.site-footer p{margin:0}.site-footer a{color:var(--purple-dark);text-underline-offset:4px}.site-footer>div{max-width:650px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media(max-width:620px){input[type=text],input[type=number],select,textarea,.option-line input,.option-scoring select,.option-scoring input{font-size:1rem}.option-scoring{margin-left:0;grid-template-columns:auto minmax(80px,1fr) auto 60px}.sections button{font-size:0.875rem}.result-color-row{flex-wrap:wrap}.result-color-row span{margin-left:0}}