:root{
  --bg:#FFF9EE; --paper:#FFFFFF; --ink:#2D2A26; --muted:#7A736A; --line:#EFE3CF;
  --orange:#F2743B; --orange-dark:#D95F2B; --orange-soft:#FFE9DC;
  --blue:#3A86C8; --blue-dark:#2C6AA3; --blue-soft:#E3F0FB;
  --green:#4CAF7A; --green-soft:#E3F5EA; --yellow:#FFD166; --yellow-soft:#FFF3CF;
  --red:#E5484D; --red-soft:#FDE3E4; --purple:#8A63D2; --purple-soft:#EFE8FB;
  --radius:18px; --shadow:0 4px 18px rgba(80,60,20,.08);
  --font-body:'Noto Sans KR',-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic','맑은 고딕','Noto Sans CJK KR',sans-serif;
  --font-display:'Jua','Noto Sans KR',sans-serif;
  --font-hanja:'Noto Serif KR','Nanum Myeongjo','Batang','바탕','Noto Serif CJK KR',serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6;word-break:keep-all}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}
.sr{position:absolute;left:-9999px}

/* header */
.site-header{background:var(--paper);border-bottom:2px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;gap:14px;height:64px}
.logo{display:flex;align-items:center;gap:8px;font-family:var(--font-display);font-size:24px;color:var(--orange-dark);white-space:nowrap}
.logo svg{width:38px;height:38px}
.nav{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:8px 12px;border-radius:999px;font-weight:700;font-size:15px;color:var(--muted);white-space:nowrap}
.nav a:hover,.nav a.on{background:var(--yellow-soft);color:var(--ink)}
@media (max-width:640px){
  .site-header .wrap{height:auto;flex-wrap:wrap;padding:10px 14px;gap:8px}
  .nav{margin-left:0;width:100%}
  .nav a{padding:6px 10px;font-size:14px}
}

/* footer */
.site-footer{margin-top:60px;padding:28px 0;border-top:2px solid var(--line);color:var(--muted);font-size:14px}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between}
.site-footer a{margin-right:14px}

/* common */
h1,h2,h3{font-family:var(--font-display);font-weight:400;line-height:1.3;margin:0 0 12px}
h1{font-size:32px}h2{font-size:24px}h3{font-size:20px}
.page{padding:28px 0 20px}
.lead{color:var(--muted);font-size:17px;margin-top:-4px}
.card{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:13px;font-weight:700;line-height:1.7;vertical-align:middle}
.b-lv1{background:var(--green-soft);color:#2E7D55}.b-lv2{background:var(--blue-soft);color:var(--blue-dark)}.b-lv3{background:var(--purple-soft);color:#5E3FA8}
.b-idiom{background:var(--orange-soft);color:var(--orange-dark)}.b-prov{background:var(--blue-soft);color:var(--blue-dark)}
.b-tag{background:#F4F1EA;color:var(--muted);font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:11px 20px;border-radius:999px;border:0;font-weight:700;font-size:16px;background:var(--orange);color:#fff;box-shadow:0 3px 0 var(--orange-dark);transition:transform .08s}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--orange-dark)}
.btn.blue{background:var(--blue);box-shadow:0 3px 0 var(--blue-dark)}
.btn.green{background:var(--green);box-shadow:0 3px 0 #38855C}
.btn.ghost{background:var(--paper);color:var(--ink);border:2px solid var(--line);box-shadow:none}
.btn.sm{padding:7px 14px;font-size:14px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.hanja{font-family:var(--font-hanja)}
.muted{color:var(--muted)}
.center{text-align:center}
hr.soft{border:0;border-top:2px dashed var(--line);margin:22px 0}

/* home */
.hero{padding:36px 0 10px;display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center}
.hero h1{font-size:40px;color:var(--orange-dark)}
.hero h1 small{display:block;font-size:20px;color:var(--muted);margin-bottom:6px}
.hero p{font-size:17px;color:var(--muted)}
.hero .mascot{width:220px;margin:0 auto;display:block}
@media (max-width:760px){.hero{grid-template-columns:1fr;text-align:center}.hero .mascot{width:160px}.hero h1{font-size:32px}}
.searchbox{position:relative;max-width:640px;margin:16px 0}
.searchbox input{width:100%;padding:14px 52px 14px 20px;border-radius:999px;border:2px solid var(--line);background:var(--paper);font-size:17px;outline:none}
.searchbox input:focus{border-color:var(--orange)}
.searchbox button{position:absolute;right:6px;top:6px;bottom:6px;width:44px;border-radius:999px;border:0;background:var(--orange);color:#fff}
.search-results{position:absolute;left:0;right:0;top:calc(100% + 6px);background:var(--paper);border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.12);max-height:360px;overflow:auto;z-index:40;display:none}
.search-results.open{display:block}
.search-results a{display:flex;gap:10px;align-items:baseline;padding:10px 16px;border-bottom:1px solid var(--line)}
.search-results a:hover{background:var(--yellow-soft)}
.search-results .t{font-weight:700}.search-results .m{color:var(--muted);font-size:14px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.quick{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:22px 0}
.quick a{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 14px;text-align:center;font-weight:700;transition:transform .12s}
.quick a:hover{transform:translateY(-3px)}
.quick .ic{font-size:34px;display:block;margin-bottom:6px}
.quick small{display:block;color:var(--muted);font-weight:400;font-size:13px}
.today-cards{margin:8px 0 24px}
.today-card{position:relative;overflow:hidden}
.today-card .kicker{font-weight:700;font-size:14px;margin-bottom:8px}
.today-card .big{font-family:var(--font-display);font-size:30px;line-height:1.25;margin:4px 0 6px}
.today-card .hz{font-size:20px;color:var(--muted)}
.today-card.idiom{border-top:6px solid var(--orange)}.today-card.prov{border-top:6px solid var(--blue)}
.stats{display:flex;gap:24px;flex-wrap:wrap;color:var(--muted);font-size:15px;margin-top:8px}
.stats b{color:var(--ink);font-size:20px;font-family:var(--font-display);font-weight:400}

/* list pages */
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:14px 0 18px}
.filters .chip{padding:6px 14px;border-radius:999px;border:2px solid var(--line);background:var(--paper);font-weight:700;font-size:14px;color:var(--muted)}
.filters .chip.on{border-color:var(--orange);color:var(--orange-dark);background:var(--orange-soft)}
.prov .filters .chip.on{border-color:var(--blue);color:var(--blue-dark);background:var(--blue-soft)}
.filters select,.filters input[type=search]{padding:8px 14px;border-radius:999px;border:2px solid var(--line);background:var(--paper)}
.filters input[type=search]{min-width:200px;flex:1}
.entry-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.entry{background:var(--paper);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow);display:block;transition:transform .12s;border-left:5px solid var(--orange)}
.prov .entry{border-left-color:var(--blue)}
.entry:hover{transform:translateY(-3px)}
.entry .t{font-family:var(--font-display);font-size:22px;line-height:1.3}
.entry .h{color:var(--muted);font-size:15px;margin-left:6px}
.entry .m{font-size:14px;color:var(--muted);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.count{color:var(--muted);font-size:14px;margin-bottom:10px}
.more{margin:18px auto;display:flex;justify-content:center}
.initials{display:flex;flex-wrap:wrap;gap:4px;margin:8px 0}
.initials button{border:0;background:var(--paper);border-radius:8px;padding:4px 8px;font-weight:700;color:var(--muted);box-shadow:var(--shadow)}
.initials button.on{background:var(--yellow);color:var(--ink)}

/* detail */
.detail-head{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:6px}
.detail-title{font-family:var(--font-display);font-size:44px;line-height:1.2;margin:4px 0}
.detail-title.prov-title{font-size:34px}
.hanja-row{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.hz-card{flex:1;min-width:110px;background:var(--paper);border-radius:16px;padding:14px 8px;text-align:center;box-shadow:var(--shadow);border-top:5px solid var(--orange)}
.hz-card .c{font-family:var(--font-hanja);font-size:52px;line-height:1.1}
.hz-card .r{font-weight:700;margin-top:6px;color:var(--muted)}
.sec{margin:16px 0}
.sec h3{display:flex;align-items:center;gap:8px;font-size:19px;margin-bottom:8px}
.sec h3 .ic{font-size:20px}
.sec .box{background:var(--paper);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow)}
.easy-box{background:var(--yellow-soft);border-radius:16px;padding:16px 18px;font-size:18px;font-weight:700}
.example-box{font-size:17px;border-left:5px solid var(--green);padding-left:14px}
.example-box mark{background:#FFF0A6;padding:0 2px;border-radius:4px}
.rel{display:flex;flex-wrap:wrap;gap:8px}
.rel a,.rel span{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--paper);box-shadow:var(--shadow);font-weight:700}
.rel a:hover{background:var(--yellow-soft)}
.prevnext{display:flex;justify-content:space-between;gap:10px;margin:26px 0 0;flex-wrap:wrap}
.prevnext a{flex:1;min-width:160px;background:var(--paper);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow);font-weight:700}
.prevnext a.next{text-align:right}
.prevnext small{display:block;color:var(--muted);font-weight:400;font-size:13px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}

/* quiz */
.quiz-setup .opt-group{margin-bottom:16px}
.quiz-setup .opt-group h3{font-size:17px;margin-bottom:8px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opts label{padding:8px 16px;border-radius:999px;border:2px solid var(--line);background:var(--paper);font-weight:700;cursor:pointer;user-select:none}
.opts input{display:none}
.opts input:checked + span{color:var(--orange-dark)}
.opts label:has(input:checked){border-color:var(--orange);background:var(--orange-soft)}
.q-progress{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--muted);margin-bottom:8px}
.q-bar{height:10px;background:var(--line);border-radius:999px;overflow:hidden;margin-bottom:18px}
.q-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--yellow),var(--orange));transition:width .3s}
.q-prompt{font-size:18px;color:var(--muted);margin-bottom:6px;font-weight:700}
.q-main{font-family:var(--font-display);font-size:34px;line-height:1.3;margin-bottom:6px}
.q-main.small{font-size:24px;font-family:var(--font-body);font-weight:700}
.q-sub{color:var(--muted);font-size:16px;margin-bottom:16px}
.q-sub .hanja{font-size:20px}
.choices{display:grid;gap:10px;grid-template-columns:1fr}
.choices.two{grid-template-columns:1fr 1fr}
.choice{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:16px;border:2px solid var(--line);background:var(--paper);text-align:left;font-size:17px;line-height:1.4;transition:transform .08s}
.choice .n{flex:none;width:30px;height:30px;border-radius:50%;background:var(--yellow-soft);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--orange-dark)}
.choice:hover{border-color:var(--orange)}
.choice.hanja-choice{font-family:var(--font-hanja);font-size:26px;justify-content:center}
.choice.ok{border-color:var(--green);background:var(--green-soft)}
.choice.bad{border-color:var(--red);background:var(--red-soft)}
.choice[disabled]{cursor:default;color:var(--ink)}
.q-input{display:flex;gap:8px}
.q-input input{flex:1;padding:12px 16px;border-radius:14px;border:2px solid var(--line);font-size:18px}
.chosung{font-family:var(--font-display);font-size:40px;letter-spacing:6px;margin:8px 0}
.feedback{margin-top:16px;padding:14px 18px;border-radius:16px;font-weight:700;display:none}
.feedback.show{display:block}
.feedback.ok{background:var(--green-soft);color:#2E7D55}.feedback.bad{background:var(--red-soft);color:#B3282D}
.feedback .expl{font-weight:400;color:var(--ink);margin-top:6px}
.feedback a{text-decoration:underline}
.result-score{font-family:var(--font-display);font-size:64px;color:var(--orange-dark);line-height:1}
.result-msg{font-size:20px;font-weight:700;margin:8px 0 16px}
.review-list{display:grid;gap:8px}
.review-item{background:var(--paper);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow);border-left:5px solid var(--red)}
.review-item.ok{border-left-color:var(--green)}
.review-item .t{font-weight:700}
.review-item .m{font-size:14px;color:var(--muted)}
.stars{font-size:30px;letter-spacing:4px}

/* worksheet */
.ws-form .row{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;margin-bottom:12px}
.ws-form label.chk{display:inline-flex;align-items:center;gap:6px;font-weight:700;cursor:pointer}
.ws-form input[type=number],.ws-form input[type=text],.ws-form select{padding:8px 12px;border-radius:10px;border:2px solid var(--line);background:var(--paper)}
.ws-preview{margin-top:20px}
.sheet{background:#fff;color:#111;width:210mm;min-height:297mm;margin:0 auto 20px;padding:16mm 15mm;box-shadow:0 4px 20px rgba(0,0,0,.15);font-family:'Noto Sans KR','Apple SD Gothic Neo','Malgun Gothic','맑은 고딕','Noto Sans CJK KR','NanumGothic',sans-serif;font-size:11.5pt;line-height:1.55;position:relative}
.sheet .sh-head{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:2.5px solid #222;padding-bottom:6px;margin-bottom:12px}
.sheet .sh-title{font-size:19pt;font-weight:900}
.sheet .sh-sub{font-size:10pt;color:#555}
.sheet .sh-name{font-size:11pt;text-align:right}
.sheet .sh-name span{display:inline-block;border-bottom:1.5px solid #333;min-width:70px;margin-left:4px}
.sheet .q{margin:0 0 11px;page-break-inside:avoid;break-inside:avoid}
.sheet h3{page-break-after:avoid;break-after:avoid}
.sheet .q .qt{font-weight:700}
.sheet .q .ch{display:grid;grid-template-columns:1fr 1fr;gap:2px 16px;margin:4px 0 0 18px;font-size:11pt}
.sheet .q .ch.one{grid-template-columns:1fr}
.sheet .blank{display:inline-block;min-width:34px;border-bottom:1.5px solid #333;text-align:center;font-weight:700}
.sheet .blank.long{min-width:150px}
.sheet .line{display:block;border-bottom:1px solid #999;height:24px;margin:6px 0 0 18px}
.sheet .match{display:grid;grid-template-columns:1fr 1fr;gap:6px 28px;margin-left:12px}
.sheet .match div{padding:3px 0}
.sheet .hz-write{display:flex;gap:6px;margin:6px 0 0 18px}
.sheet .hz-write span{width:15mm;height:15mm;border:1px solid #888;display:flex;align-items:center;justify-content:center;font-family:'Noto Serif KR','Nanum Myeongjo','Batang','바탕','Noto Serif CJK KR',serif;font-size:26pt;color:#bbb;background:linear-gradient(#ddd,#ddd) center/1px 100% no-repeat,linear-gradient(#ddd,#ddd) center/100% 1px no-repeat}
.sheet .hz-write span.empty{color:transparent}
.sheet .ans-key{columns:2;column-gap:24px;font-size:10.5pt}
.sheet .ans-key div{break-inside:avoid;margin-bottom:3px}
.sheet .foot{position:absolute;bottom:8mm;left:15mm;right:15mm;display:flex;justify-content:space-between;font-size:9pt;color:#888}
.sheet .sh-title.small{font-size:15pt}
.cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:6mm}
.fcard{border:1.5px dashed #999;border-radius:8px;height:60mm;padding:6mm;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;page-break-inside:avoid;break-inside:avoid}
.fcard .w{font-size:22pt;font-weight:900}
.fcard .h{font-family:'Noto Serif KR','Nanum Myeongjo','Batang','바탕','Noto Serif CJK KR',serif;font-size:14pt;color:#555}
.fcard .m{font-size:10.5pt;color:#333;margin-top:4px}
.fcard.back .w{font-size:13pt;font-weight:400}
.sheet table.vocab{width:100%;border-collapse:collapse;font-size:10.5pt}
.sheet table.vocab th,.sheet table.vocab td{border:1px solid #999;padding:4px 6px;vertical-align:top}
.sheet table.vocab th{background:#f1f1f1}
@media (max-width:820px){.sheet{width:100%;min-height:0;padding:20px 16px}.sheet .foot{position:static;margin-top:12px}}

@media print{
  @page{size:A4;margin:0}
  body{background:#fff}
  .site-header,.site-footer,.no-print,.ws-form,.page>h1,.page>.lead{display:none!important}
  .wrap{max-width:none;padding:0}
  .page{padding:0}
  .sheet{box-shadow:none;margin:0;width:210mm;min-height:297mm;page-break-after:always;break-after:page}
  .sheet:last-child{page-break-after:auto}
}

/* today page */
.today-hero{text-align:center;padding:20px 0 6px}
.today-hero .date{color:var(--muted);font-weight:700}
.share-row{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin:18px 0}
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-weight:700;opacity:0;transition:opacity .2s;pointer-events:none;z-index:99}
.toast.show{opacity:1}

/* about pages */
.prose{background:var(--paper);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);font-size:16px}
.prose h2{margin-top:22px;font-size:22px}
.prose ul{padding-left:20px}
.prose li{margin:4px 0}

/* ===== 맞춤법 ===== */
.b-spell{background:var(--green-soft);color:#2E7D55}
.entry.spell{border-left-color:var(--green)}
.cat-card{display:block;text-align:center;transition:transform .12s}
.cat-card:hover{transform:translateY(-3px)}
.cat-card .ic{font-size:34px;display:block;margin-bottom:6px}
.cat-card h3{margin:0 0 4px;font-size:20px}
.cat-card p{margin:0;font-size:14px}
.detail-title.spell-title{font-size:38px}
.tip-box{display:flex;align-items:center;gap:10px;background:var(--yellow-soft);border-radius:16px;padding:14px 20px;font-size:19px;font-weight:700;margin:14px 0 4px}
.tip-box .ic{font-size:22px;flex:none}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}
.form-card{background:var(--paper);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow);border-top:5px solid var(--green);position:relative}
.form-card.bad{border-top-color:var(--red);background:#FFF7F7}
.form-card .mk{position:absolute;top:12px;right:14px;font-size:17px}
.form-card .fw{font-family:var(--font-display);font-size:30px;line-height:1.25;margin:2px 0 8px;word-break:break-all}
.form-card.bad .fw{color:#B3282D;text-decoration:line-through;text-decoration-color:rgba(179,40,45,.45)}
.form-card .fd{font-size:14.5px;color:var(--muted);line-height:1.55}
.form-card .fex{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);font-size:15px}
.ox-list{display:grid;gap:12px}
.ox-item{background:var(--paper);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow)}
.ox{display:flex;gap:10px;align-items:flex-start;font-size:17px;line-height:1.6}
.ox b{flex:none;font-size:15px}
.ox.o{font-weight:700}
.ox.x{color:var(--muted);text-decoration:line-through;text-decoration-color:rgba(0,0,0,.25);margin-top:4px}
.ox mark{background:#C9F0D8;padding:0 3px;border-radius:4px}
.ox-why{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);font-size:14.5px;color:var(--muted)}
.spell-filters{margin-bottom:6px}
@media (max-width:640px){.detail-title.spell-title{font-size:30px}.tip-box{font-size:17px}.form-card .fw{font-size:26px}}

/* 학습지 — 맞춤법 */
.sheet .sp-choice{margin-left:18px;font-size:11.5pt}
.sheet .sp-choice b{font-weight:700}
.sheet .ox-box{display:inline-block;border:1.3px solid #333;width:22px;height:20px;vertical-align:middle;margin-left:6px}
.sheet .sp-fix{margin:4px 0 0 18px;border-bottom:1px solid #999;height:22px}
.sp-blank{display:inline-block;min-width:3.2em;border-bottom:4px solid var(--orange);vertical-align:baseline}
.q-main.small .sp-blank{min-width:2.6em}
.today-card.spell{border-top:6px solid var(--green)}