:root{--ink:#15221c;--muted:#627068;--paper:#fffdf7;--green:#1c6b4a;--mint:#dcefe4;--amber:#ffcb66;--line:#cad7cf;--danger:#b9382f;--shadow:0 16px 44px rgba(33,56,44,.11);font-family:Inter,"Apple SD Gothic Neo","Noto Sans KR",system-ui,sans-serif;color:var(--ink);background:#eef4ef}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;min-width:280px;background:radial-gradient(circle at 10% 0,#fff8dc 0,transparent 28rem),#eef4ef}a{color:inherit}button{font:inherit}main{width:min(100%,760px);margin:0 auto;padding:24px 16px 190px}.eyebrow{margin:0 0 7px;color:var(--green);font-size:.76rem;font-weight:800;letter-spacing:.12em}.quiz-header h1,.home h1{margin:.2rem 0 .5rem;font-family:Georgia,"Times New Roman",serif;font-size:clamp(2rem,9vw,4.4rem);line-height:.96;letter-spacing:-.035em}.quiz-header h1{font-size:clamp(1.9rem,8vw,3.2rem)}.date-line,.muted,.home header>p:last-child{color:var(--muted)}.back-link{display:inline-block;margin-bottom:26px;text-decoration:none;font-weight:750}.status-card,.puzzle-card,.clue-card,.clue-list-card,.video-card{margin-top:14px;padding:18px;border:1px solid rgba(21,34,28,.1);border-radius:24px;background:rgba(255,253,247,.94);box-shadow:var(--shadow)}.status-card>div:first-child{display:flex;align-items:baseline;justify-content:space-between}.status-card strong{font-size:1.5rem}.status-card span{color:var(--muted);font-weight:700}.progress-track{height:9px;margin-top:10px;overflow:hidden;border-radius:99px;background:#e2e8e3}.progress-track span{display:block;height:100%;width:0;border-radius:inherit;background:var(--green);transition:width .2s}.feedback{min-height:1.5em;margin:12px 0 0;color:var(--muted);font-size:.92rem}.feedback.complete{color:var(--green);font-weight:800}.puzzle-card{padding:10px;overflow:hidden}.crossword-grid{--grid-cols:1;--grid-rows:1;display:grid;grid-template-columns:repeat(var(--grid-cols),minmax(0,1fr));grid-template-rows:repeat(var(--grid-rows),minmax(0,1fr));gap:2px;width:100%;aspect-ratio:var(--grid-cols)/var(--grid-rows);touch-action:manipulation}.cell{display:flex;min-width:0;min-height:0;align-items:center;justify-content:center;padding:0;border:1px solid #9caaa1;border-radius:3px;background:#d8ddd9;color:var(--ink);font-size:clamp(.62rem,3.4vw,1.35rem);font-weight:850;line-height:1;cursor:pointer}.cell.active-word{background:#ffe3a8}.cell.selected{outline:3px solid var(--green);outline-offset:-2px;z-index:2}.cell.revealed{background:#cad1cc;color:#39443e;opacity:1}.cell.correct{background:#9ed3b3}.clue-card h2{margin:.1rem 0 .7rem;font-size:1.2rem}.clue-card p:last-child{margin:0;color:var(--muted);line-height:1.55}.clue-list-card h2,.video-card h2{margin:0 0 12px;font-size:1.1rem}.clue-list{display:grid;gap:16px}.clue-group h3{margin:0 0 6px;color:var(--muted);font-size:.82rem}.clue-button{display:grid;grid-template-columns:2rem 1fr;gap:8px;width:100%;min-height:48px;margin:5px 0;padding:9px;border:1px solid var(--line);border-radius:14px;background:#fff;text-align:left;cursor:pointer}.clue-button strong{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--mint);color:var(--green)}.clue-button span{align-self:center}.clue-button.selected{border-color:var(--green);background:#f0f8f3}.clue-button.complete{opacity:.58}.primary-link{display:inline-flex;min-height:48px;align-items:center;font-weight:800;color:var(--green)}.puzzle-nav{display:flex;justify-content:space-between;gap:12px;margin:22px 4px}.puzzle-nav a{font-weight:750}.reset-button{width:100%;min-height:48px;border:1px solid #d7bbb7;border-radius:14px;background:transparent;color:var(--danger);font-weight:750;cursor:pointer}.choice-dock{position:fixed;z-index:10;right:0;bottom:0;left:0;padding:12px max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));border-top:1px solid rgba(21,34,28,.14);background:rgba(255,253,247,.96);box-shadow:0 -10px 30px rgba(21,34,28,.13);backdrop-filter:blur(14px)}.choice-dock>p{width:min(100%,728px);margin:0 auto 8px;color:var(--muted);font-size:.78rem;font-weight:750}.choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;width:min(100%,728px);margin:0 auto}.choice-button{min-height:52px;border:0;border-radius:15px;background:var(--green);color:#fff;font-size:1.2rem;font-weight:900;box-shadow:0 4px 0 #0e4c33;cursor:pointer}.choice-button:active{transform:translateY(2px);box-shadow:0 2px 0 #0e4c33}.choice-button.wrong{background:var(--danger);box-shadow:0 4px 0 #76231d}.finished{grid-column:1/-1;margin:0;padding:15px;text-align:center;color:var(--green);font-weight:900}.home{padding-bottom:60px}.home header{padding:9vh 0 6vh}.home header>p:last-child{max-width:31rem;font-size:1.05rem;line-height:1.65}.home h2{font-size:1rem}.puzzle-list{display:grid;gap:10px;padding:0;list-style:none}.puzzle-list a{display:flex;min-height:78px;align-items:center;justify-content:space-between;gap:20px;padding:18px;border:1px solid rgba(21,34,28,.1);border-radius:18px;background:var(--paper);box-shadow:var(--shadow);text-decoration:none}.puzzle-list strong{font-family:Georgia,"Times New Roman",serif;font-size:1.15rem}.puzzle-list span{color:var(--muted);font-size:.86rem;text-align:right}.loading,.error-panel{padding:30vh 20px;text-align:center}.error-panel{color:var(--danger)}@media(min-width:700px){main{padding-top:44px}.clue-list{grid-template-columns:1fr 1fr}.puzzle-card{padding:20px}.choices{grid-template-columns:repeat(8,minmax(0,1fr))}.choice-button{min-height:58px}.choice-dock>p{text-align:center}}