:root { color-scheme: dark; --ink:#edf4ef; --muted:#91a69b; --line:rgba(218,236,226,.13); --green:#3f8063; --green-light:#a4d9bc; --gold:#edbd63; --cream:#f3f0e8; font-family:Inter,Pretendard,"Apple SD Gothic Neo","Noto Sans KR",sans-serif; }
*{box-sizing:border-box} [hidden]{display:none!important} body{min-width:320px;margin:0;color:var(--ink);background:radial-gradient(circle at 84% 0,rgba(133,104,45,.3),transparent 31%),radial-gradient(circle at 0 44%,rgba(35,103,76,.28),transparent 34%),#0b1c16} button,input,select{font:inherit}.topbar{display:flex;min-height:78px;align-items:center;gap:16px;padding:0 4vw;border-bottom:1px solid var(--line);background:rgba(9,24,18,.82);backdrop-filter:blur(16px)}.back-link{display:grid;width:42px;height:42px;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--ink);text-decoration:none;font-size:20px}.topbar>div{flex:1}.topbar p{margin:0 0 2px;color:var(--gold);font-size:10px;font-weight:800;letter-spacing:.18em}.topbar strong{font-size:17px}.save-state{display:flex;align-items:center;gap:8px;color:#a8bdb2;font-size:11px}.save-state i{width:7px;height:7px;border-radius:50%;background:#58bb88;box-shadow:0 0 0 5px 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@media(max-width:900px){.hero{align-items:flex-start;flex-direction:column}.hero-actions{justify-content:flex-start}.flow-shell{grid-template-columns:1fr}.wave-panel{border-right:0;border-bottom:1px solid var(--line)}.wave-list{grid-template-columns:repeat(3,1fr)}.memory-note{display:none}.schedule{align-items:flex-start;flex-direction:column}.schedule ol{width:100%;overflow-x:auto;justify-content:flex-start}}
@media(max-width:620px){.topbar{padding:0 17px}.save-state{display:none}main{width:calc(100% - 28px);padding-top:36px}.hero-actions{width:100%}.hero-actions label,.hero-actions button{flex:1}.wave-panel{padding:22px}.wave-list{grid-template-columns:1fr 1fr}.question-stage{padding:16px}.question-card{min-height:430px;padding:23px}.question-card>header{margin-bottom:38px}.choices{grid-template-columns:1fr}.answer-form{flex-direction:column}.schedule{display:none}}

.logic-guide{margin-top:92px}.logic-intro{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);align-items:end;gap:60px;margin-bottom:34px}.logic-intro h2{margin:0;font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.04em}.logic-intro>p{margin:0;color:#a4b7ad;font-size:15px;line-height:1.8}.logic-intro>p strong{color:#d8e9df}.logic-principle{display:grid;grid-template-columns:120px 1fr;gap:22px;margin-bottom:16px;padding:20px 24px;border:1px solid rgba(237,189,99,.22);border-radius:17px;background:rgba(237,189,99,.06)}.logic-principle>span{color:var(--gold);font-size:10px;font-weight:900;letter-spacing:.13em}.logic-principle p{margin:0;color:#adbbb4;font-size:12px;line-height:1.75}.logic-principle strong{color:#e7d09c}.logic-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.logic-card{position:relative;min-width:0;padding:30px;border:1px solid var(--line);border-radius:22px;background:rgba(16,39,30,.72)}.logic-card--wide{grid-column:1/-1}.logic-number{position:absolute;top:27px;right:28px;color:rgba(237,189,99,.32);font-family:Georgia,serif;font-size:28px}.logic-label{margin:0 0 10px;color:var(--gold);font-size:9px;font-weight:900;letter-spacing:.16em}.logic-card h3{margin:0 0 9px;font-size:20px}.logic-copy{margin:0 0 22px;color:var(--muted);font-size:12px}.priority-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.priority-list li{display:grid;grid-template-columns:29px 1fr;align-items:center;gap:11px;padding:10px 12px;border-radius:11px;background:rgba(255,255,255,.035)}.priority-list li>b{display:grid;width:25px;height:25px;place-items:center;border:1px solid rgba(255,255,255,.13);border-radius:50%;color:#d9c18e;font-size:9px}.priority-list strong,.priority-list small{display:block}.priority-list strong{font-size:11px}.priority-list small{margin-top:2px;color:#758a7f;font-size:9px}.question-ladder{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:8px;margin-top:25px}.question-ladder>div{min-height:115px;padding:15px 12px;border-radius:13px;background:rgba(255,255,255,.04)}.question-ladder i,.question-ladder strong,.question-ladder span{display:block}.question-ladder i{margin-bottom:13px;color:#d2b878;font-size:9px;font-style:normal;font-weight:900}.question-ladder strong{font-size:12px}.question-ladder span{margin-top:4px;color:#789087;font-size:9px;line-height:1.5}.question-ladder>b{color:#667c71;font-size:11px}.wrong-route{margin-top:10px;padding:14px 15px;border:1px solid rgba(222,115,91,.2);border-radius:13px;background:rgba(170,68,48,.08)}.wrong-route span,.wrong-route strong,.wrong-route small{display:block}.wrong-route span{color:#e7a493;font-size:8px;font-weight:900;letter-spacing:.12em}.wrong-route strong{margin:5px 0 3px;font-size:11px}.wrong-route small{color:#86998f;font-size:9px}.answer-paths{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}.answer-path{padding:20px;border-radius:15px;background:rgba(255,255,255,.04)}.answer-path>span{display:inline-block;margin-bottom:13px;padding:5px 9px;border-radius:99px;font-size:9px;font-weight:900}.answer-path--correct>span{color:#bde5cd;background:rgba(69,155,107,.2)}.answer-path--wrong>span{color:#f0b7aa;background:rgba(183,76,53,.2)}.answer-path strong{display:block;font-size:16px}.answer-path p{margin:7px 0 13px;color:#a1b2a9;font-size:11px;line-height:1.65}.answer-path small{color:#d7c28f;font-size:9px}.data-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:15px;margin-top:24px}.data-flow>div{min-height:92px;padding:18px;border:1px solid rgba(255,255,255,.08);border-radius:14px;background:rgba(255,255,255,.035)}.data-flow span,.data-flow strong{display:block}.data-flow span{margin-bottom:9px;color:#82978c;font-size:9px;font-weight:900;letter-spacing:.1em}.data-flow strong{font-size:12px;line-height:1.55}.data-flow>b{color:var(--gold);font-size:14px}.storage-copy{margin:17px 0 0;color:#8fa49a;font-size:10px;line-height:1.65}
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.schedule-groups .master-step{color:#f1ca75}.schedule-groups .master-step b{border-color:rgba(237,189,99,.5);color:#13251b;background:var(--gold)}.all-mastered .summary-mark{color:#17382b;background:var(--gold)}
@media(max-width:1100px){.schedule{align-items:flex-start;flex-direction:column}.schedule-groups{width:100%;justify-content:flex-start;overflow-x:auto}.schedule-groups>ol{width:auto}.answer-paths--three{grid-template-columns:1fr 1fr}.answer-paths--three .answer-path:last-child{grid-column:1/-1}}
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.collect-actions{display:flex;gap:8px}.collect-actions button{min-width:112px;height:50px;padding:0 16px;border-radius:14px;cursor:pointer;font-weight:900}.collect-button{border:1px solid var(--gold);color:#14251c;background:var(--gold)}.collect-button:hover{background:#f3cd82}.shuffle-collect-button{border:1px solid rgba(237,189,99,.42);color:#e8ce94;background:rgba(237,189,99,.06)}.shuffle-collect-button:hover{border-color:var(--gold);background:rgba(237,189,99,.12)}.collect-card{border:1px solid var(--line)}.collect-card-word{justify-content:flex-start;gap:7px}.collect-card-word h2{flex:0 1 auto}.collect-card.is-collected{border:1px solid var(--box-color)}
@media(max-width:620px){.collect-actions{width:100%}.collect-actions button{min-width:0;flex:1}.collect-card-word{gap:5px}}
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@media(max-width:720px){.collect-box-map ol{display:grid;grid-template-columns:1fr;overflow:visible}.collect-box-map li{min-height:78px;grid-template-columns:70px 1fr;flex:auto}}
.ox-meaning{margin:20px 0 0;color:#3f7259;font-size:24px;font-weight:900}.ox-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:38px}.ox-actions button{min-height:76px;border:1px solid #d8e0da;border-radius:16px;color:#28553f;background:#f5f7f3;cursor:pointer;font-size:30px;font-weight:900}.ox-actions button:hover{border-color:#4b8a69;background:#edf5ef}.scramble-answer{min-height:52px;margin:20px 0 0;padding:10px;border-bottom:2px solid #82a690;color:#24573e;font-size:30px;font-weight:900;letter-spacing:.12em}.scramble-letters{display:flex;flex-wrap:wrap;justify-content:center;gap:7px;margin-top:28px}.scramble-letters button{display:grid;width:44px;height:48px;place-items:center;border:1px solid #cfd9d2;border-radius:11px;color:#21372c;background:#f5f7f3;cursor:pointer;font-size:18px;font-weight:900}.scramble-letters button:disabled{opacity:.3}.scramble-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:18px}.scramble-actions button,.listen-button{min-height:50px;border:1px solid #cfd9d2;border-radius:12px;color:#244d39;background:#f5f7f3;cursor:pointer;font-weight:900}.scramble-actions button:last-child,.listen-button{border-color:#3f8063;color:#fff;background:#3f8063}.listen-button{min-width:180px;margin-top:25px}.listening-choices{margin-top:42px}
@media(max-width:620px){.ox-actions button{min-height:62px}.scramble-letters button{width:38px;height:42px}.scramble-answer{font-size:24px}}
.box-map-lists{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:clamp(32px,5vw,72px)}.collect-box-map .box-map-list{display:grid;grid-template-columns:1fr;gap:16px;margin:0;padding:0;overflow:visible;list-style:none}.collect-box-map .box-map-list li{display:grid;min-height:0;grid-template-columns:78px minmax(0,1fr);align-items:center;gap:18px;padding:0;border:0;background:transparent}.collect-box-map .box-map-list li>b{display:flex;width:78px;aspect-ratio:3/4;align-items:center;justify-content:center;padding:8px;border:1px solid color-mix(in srgb,var(--box-color) 65%,transparent);border-top:4px solid var(--box-color);border-radius:14px;color:var(--box-color);background:linear-gradient(145deg,rgba(25,54,43,.95),rgba(11,31,23,.96));font-size:12px;line-height:1.3;text-align:center}.collect-box-map .box-map-list li>div{min-width:0}.collect-box-map .box-map-list li strong{margin:0;color:#f0f5f2;font-size:16px;line-height:1.4;white-space:normal}.collect-box-map .box-map-list li span{margin-top:6px;color:#bdcbc4;font-size:12px;line-height:1.55}.collect-box-map .box-map-list li small{margin-top:7px;color:#9eb1a7;font-size:11px;line-height:1.5}.collect-box-map .box-map-list li.new-box>b{border-color:#eef4f0;color:#fff;background:linear-gradient(145deg,rgba(51,72,62,.95),rgba(24,44,35,.96))}.collect-box-map .box-map-list li.master-box{border:0;background:transparent}.collect-box-map .box-map-list li.master-box>b{border:2px solid transparent;color:#f5f7f5;background:linear-gradient(#10271e,#10271e) padding-box,linear-gradient(145deg,#e9655b,#ee9748,#e5c84f,#62b77c,#579bd5,#626fc4,#a46fc5) border-box}
@media(max-width:900px){.box-map-lists{gap:24px}.collect-box-map .box-map-list li{grid-template-columns:70px minmax(0,1fr);gap:14px}.collect-box-map .box-map-list li>b{width:70px}.collect-box-map .box-map-list li strong{font-size:15px}.collect-box-map .box-map-list li span{font-size:11px}.collect-box-map .box-map-list li small{font-size:10px}}
@media(max-width:620px){.box-map-lists{grid-template-columns:1fr;gap:14px}.collect-box-map .box-map-list{display:grid;gap:13px;overflow:visible}.collect-box-map .box-map-list li{grid-template-columns:64px minmax(0,1fr);gap:14px;flex:auto}.collect-box-map .box-map-list li>b{width:64px;border-radius:12px}.collect-box-map .box-map-list li strong{font-size:14px}.collect-box-map .box-map-list li span{margin-top:4px;font-size:11px}.collect-box-map .box-map-list li small{margin-top:5px;font-size:10px}}
.architecture-guide{margin-bottom:58px;padding:clamp(24px,4vw,42px);border:1px solid rgba(237,189,99,.2);border-radius:24px;background:linear-gradient(145deg,rgba(24,52,41,.96),rgba(12,32,24,.94));box-shadow:0 24px 70px rgba(0,0,0,.16)}.architecture-header{display:grid;grid-template-columns:minmax(250px,.8fr) minmax(360px,1.2fr);align-items:end;gap:48px;margin-bottom:30px}.architecture-header>div>p{margin:0 0 7px;color:var(--gold);font-size:9px;font-weight:900;letter-spacing:.16em}.architecture-header h2{margin:0;font-size:clamp(24px,3vw,36px);line-height:1.25;letter-spacing:-.035em}.architecture-header>p{margin:0;color:#a8bbb1;font-size:13px;line-height:1.8}.architecture-header>p strong{color:#ead39f}.architecture-layers{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:14px}.architecture-layers>i{color:#8da096;font-size:16px;font-style:normal}.architecture-layer{min-width:0;min-height:218px;padding:24px;border:1px solid rgba(255,255,255,.08);border-radius:17px;background:rgba(255,255,255,.035)}.architecture-layer>span{color:#91a69b;font-size:8px;font-weight:900;letter-spacing:.14em}.architecture-layer--engine>span{color:#e6c57e}.architecture-layer--preset>span{color:#82cfa3}.architecture-layer h3{margin:12px 0 9px;font-size:19px}.architecture-layer p{min-height:54px;margin:0;color:#9fb2a8;font-size:11px;line-height:1.65}.architecture-layer ul{display:flex;flex-wrap:wrap;gap:6px;margin:18px 0 0;padding:0;list-style:none}.architecture-layer li{padding:6px 8px;border-radius:99px;color:#b8c9c0;background:rgba(255,255,255,.055);font-size:8px}.architecture-contract{display:flex;align-items:center;gap:15px;margin-top:18px;padding:15px 18px;border-radius:13px;background:rgba(237,189,99,.07)}.architecture-contract span{flex:none;color:var(--gold);font-size:8px;font-weight:900;letter-spacing:.12em}.architecture-contract strong{font-size:11px;line-height:1.6}.architecture-layer--engine{border-color:rgba(237,189,99,.2)}.architecture-layer--preset{border-color:rgba(91,183,126,.23)}
@media(max-width:900px){.architecture-header{grid-template-columns:1fr;gap:16px}.architecture-layers{grid-template-columns:1fr}.architecture-layers>i{transform:rotate(90deg);text-align:center}.architecture-layer{min-height:0}.architecture-layer p{min-height:0}}
@media(max-width:620px){.architecture-guide{margin-bottom:42px;padding:23px 19px;border-radius:19px}.architecture-header{margin-bottom:22px}.architecture-header>p{font-size:12px}.architecture-layer{padding:20px}.architecture-contract{align-items:flex-start;flex-direction:column;gap:7px}}
.workspace-overview{margin-bottom:96px}.workspace-overview .architecture-guide{margin-bottom:0}.detail-section{margin-bottom:112px}.detail-section-header{display:grid;grid-template-columns:150px minmax(0,760px);gap:36px;margin-bottom:36px;padding-top:28px;border-top:1px solid var(--line)}.detail-section-header>span{padding-top:7px;color:var(--gold);font-size:9px;font-weight:900;letter-spacing:.16em}.detail-section--preset .detail-section-header>span{color:#79c99a}.detail-section--ui .detail-section-header>span{color:#8fb7dc}.detail-section-header h2{margin:0 0 10px;font-size:clamp(34px,4.5vw,56px);line-height:1.08;letter-spacing:-.045em}.detail-section-header p{margin:0;color:#a6b9af;font-size:14px;line-height:1.8}.engine-rules{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:52px}.engine-rules article{min-width:0;min-height:188px;padding:22px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.03)}.engine-rules span{display:block;margin-bottom:18px;color:#d8bb7d;font-size:8px;font-weight:900;letter-spacing:.14em}.engine-rules strong{display:block;font-size:14px;line-height:1.45}.engine-rules p{margin:10px 0 0;color:#879b91;font-size:10px;line-height:1.7}.detail-section .collect-header h1{font-size:clamp(34px,4.5vw,52px)}.detail-section--preset{padding:clamp(26px,4vw,46px);border:1px solid rgba(91,183,126,.16);border-radius:26px;background:rgba(18,43,33,.58)}.preset-contract{display:grid;grid-template-columns:260px 1fr;align-items:center;gap:34px;margin-bottom:46px;padding:21px 24px;border:1px solid rgba(91,183,126,.2);border-radius:15px;background:rgba(91,183,126,.055)}.preset-contract span,.preset-contract strong{display:block}.preset-contract span{margin-bottom:6px;color:#83cda0;font-size:8px;font-weight:900;letter-spacing:.13em}.preset-contract strong{font-size:15px}.preset-contract p{margin:0;color:#98ada2;font-size:11px;line-height:1.75}.detail-section--preset .collect-box-map{margin-bottom:0}.collect-box-map h3{margin:0;font-size:20px}.ui-result-contract{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:14px;margin-bottom:34px}.ui-result-contract>div{min-height:92px;padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.03)}.ui-result-contract span,.ui-result-contract strong{display:block}.ui-result-contract span{margin-bottom:10px;color:#87a5bd;font-size:8px;font-weight:900;letter-spacing:.13em}.ui-result-contract strong{font-size:11px;line-height:1.6}.ui-result-contract>i{color:#7690a4;font-size:12px;font-style:normal}.ui-toolbar{align-items:center;margin-bottom:24px;padding:21px 0}.ui-toolbar .hero-copy h3{margin:0;font-size:25px;letter-spacing:-.03em}.ui-toolbar .hero-subtitle{margin:7px 0 0;color:#8fa49a;font-size:11px}.detail-section--ui{margin-bottom:0}
@media(max-width:1000px){.engine-rules{grid-template-columns:1fr 1fr}.preset-contract{grid-template-columns:1fr;gap:12px}}
@media(max-width:720px){.workspace-overview{margin-bottom:70px}.detail-section{margin-bottom:78px}.detail-section-header{grid-template-columns:1fr;gap:8px;margin-bottom:26px}.detail-section-header>span{padding-top:0}.detail-section-header p{font-size:12px}.engine-rules{grid-template-columns:1fr;gap:8px}.engine-rules article{min-height:0}.detail-section--preset{padding:24px 18px;border-radius:20px}.ui-result-contract{grid-template-columns:1fr}.ui-result-contract>i{transform:rotate(90deg);text-align:center}.ui-toolbar{align-items:flex-start}.ui-toolbar .hero-actions{width:100%;justify-content:flex-start}}