:root{--bg:#f7f7ef;--paper:#fffef9;--green:#153f36;--mint:#ddebcc;--ink:#223a32;--muted:#67736a;--line:#e1e4d8;--orange:#ce5c36;--soft:#fae9dd}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Malgun Gothic',sans-serif;font-size:15px;line-height:1.6}button,input,textarea,select{font:inherit}button,a,label.file{touch-action:manipulation}button{cursor:pointer;border:0;border-radius:13px;padding:13px 17px;font-weight:650;background:var(--mint);color:var(--green);min-height:48px}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a5c377;outline-offset:3px}button.primary{background:var(--green);color:white}button.secondary{background:transparent;border:1px solid var(--line)}button.danger{background:var(--soft);color:#9b3a23}button.small{min-height:40px;padding:8px 13px;font-size:13px}button.wide{width:100%}a{color:var(--green)}.shell{max-width:640px;margin:auto;padding:0 22px 125px}header{height:90px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:10px}.brand{display:flex;gap:9px;align-items:center;font-size:22px;font-weight:850;letter-spacing:-1px;text-decoration:none}.brand-icon{display:grid;place-items:center;background:var(--green);color:var(--mint);width:34px;height:37px;border-radius:10px;font-size:21px}.pill{font-size:10px;letter-spacing:1px;background:var(--mint);padding:3px 8px;border-radius:5px}.local-badge{font-size:11px;color:var(--muted);white-space:nowrap}.local-badge i{display:inline-block;width:6px;height:6px;border-radius:100%;background:#77974d;margin-right:4px}main{padding-top:27px}h1{font-size:30px;line-height:1.3;letter-spacing:-1.5px;margin:6px 0 12px}h2{font-size:19px;letter-spacing:-.6px;margin:0 0 13px}h3{margin:0;font-size:16px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.6px;color:var(--muted);text-transform:uppercase}.sub{color:var(--muted);margin:0 0 24px;font-size:14px}.hero{position:relative;background:var(--green);color:#fffef4;border-radius:24px;padding:27px;margin:22px 0;overflow:hidden}.hero .eyebrow{color:#bfd0c1}.hero h2{font-size:25px;max-width:76%;line-height:1.45;margin:12px 0 5px}.hero p{color:#ccd6c6;font-size:13px;margin:8px 0 22px}.hero button{position:relative;width:100%;background:var(--mint)}.hero-mark{position:absolute;right:24px;top:27px;width:63px;height:76px;border:1px solid #668072;border-radius:10px;transform:rotate(13deg);font-family:Georgia,serif;font-style:italic;font-size:45px;text-align:center;color:#dae7c8}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0 29px}.stat{border:1px solid var(--line);border-radius:17px;padding:16px 12px;background:var(--paper)}.stat 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0}.empty{text-align:center;padding:32px 18px}.empty .symbol{font-size:35px;font-family:Georgia,serif;color:#6e8d5c;margin-bottom:10px}.empty p{font-size:14px;color:var(--muted)}nav{position:fixed;z-index:10;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,640px);background:rgba(247,247,239,.97);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);padding:8px 14px max(10px,env(safe-area-inset-bottom));backdrop-filter:blur(14px)}nav button{background:none;color:var(--muted);font-size:11px;padding:7px 0;border-radius:13px;display:flex;flex-direction:column;align-items:center;gap:2px}nav button span{font-size:24px;height:30px;line-height:1.2}nav button.active{background:var(--mint);color:var(--green)}input,textarea,select{width:100%;border:1px solid #cdd5c6;background:white;border-radius:12px;padding:12px;color:var(--ink);font-size:16px}textarea{min-height:120px;resize:vertical}label.field{display:block;font-size:13px;font-weight:650;margin:17px 0 6px}input[type=checkbox]{width:21px;height:21px;accent-color:var(--green);flex-shrink:0}.hint{font-size:12px;color:var(--muted);margin:6px 0 12px}.row{display:flex;align-items:center;gap:10px}.row>*{min-width:0}.row.equal>*{flex:1}.row.between{justify-content:space-between}.chips{display:flex;gap:7px;overflow:auto;margin:16px -2px;padding:3px 2px 9px}.chips button{white-space:nowrap;background:transparent;border:1px solid var(--line);font-size:12px;min-height:39px;padding:8px 13px}.chips button.active{background:var(--green);color:white;border-color:var(--green)}.word{background:var(--paper);border:1px solid var(--line);padding:18px;border-radius:17px;margin:10px 0}.word-title{font-size:21px;font-weight:720;overflow-wrap:anywhere;line-height:1.4}.word .meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.tag{font-size:10px;color:var(--muted);border-radius:5px;padding:3px 7px;background:#edf0e6}.tag.green{color:var(--green);background:var(--mint)}.tag.orange{color:#9b3a23;background:var(--soft)}.meaning{margin:15px 0 2px;padding-top:12px;border-top:1px dashed var(--line);white-space:pre-wrap;font-size:15px}.conceal{width:100%;text-align:left;background:#edf0e6;border-radius:9px;padding:10px 12px;color:#708064;font-size:12px;margin-top:13px;min-height:40px}.word-tools{display:flex;gap:8px}.word-tools button{min-width:40px}.flashcard{background:var(--paper);border:1px solid var(--line);border-radius:26px;min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px 23px;margin:24px 0}.flashcard h2{font-family:Georgia,'Times New Roman',serif;font-size:40px;letter-spacing:-1px;overflow-wrap:anywhere;max-width:100%;line-height:1.2;margin:24px 0}.flashcard .answer{white-space:pre-wrap;font-size:18px;margin:5px 0 20px}.flashcard .sub{margin:8px 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0}summary{cursor:pointer;min-height:35px;font-weight:650}progress{width:100%;accent-color:var(--green)}.checkline{display:flex;align-items:center;gap:9px;font-size:13px;margin:15px 0}.hidden{display:none!important}.count{font-family:Georgia,serif;font-style:italic}@media(min-width:700px){.shell{margin:24px auto 0;padding:0 32px 130px}header{height:88px}h1{font-size:35px}.hero{padding:30px}.hero h2{font-size:28px}.flashcard{min-height:350px}}@media(max-width:360px){.shell{padding-left:16px;padding-right:16px}.brand{font-size:20px}.local-badge{font-size:10px}.pill{display:none}.hero h2{font-size:22px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,transform .15s}button:active{transform:scale(.98)}}
.answer,.meaning,.sub,h1,h2,.note,.hint{word-break:keep-all;overflow-wrap:break-word}