@import url('https://fonts.googleapis.com/css2?family=Nanum+Pen+Script&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
:root{--paper:#faf9f6;--ink:#252525;--muted:#77766f;--line:#deddd6;--accent:#246e5c;--wash:#edf3ef}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans KR',sans-serif;font-size:15px;line-height:1.65}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit;background:none;border:0}button:focus-visible,a:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:5px}button:disabled{cursor:default;opacity:.45}header{max-width:1160px;margin:auto;padding:28px 30px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{font-size:24px;letter-spacing:-1.5px;font-weight:800;color:inherit;text-decoration:none}.dot{color:var(--accent)}nav{display:flex;gap:25px}nav button{font-size:13px}#count{display:inline-block;padding:0 7px;border-radius:4px;background:var(--wash);color:var(--accent);margin-left:4px}main{max-width:1100px;padding:50px 30px 65px;margin:auto;min-height:75vh}footer{max-width:1100px;margin:auto;padding:23px 30px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);display:flex;justify-content:space-between;gap:15px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;color:var(--accent)}h1{font-size:48px;line-height:1.28;letter-spacing:-2.5px;margin:18px 0}h2{font-size:30px;letter-spacing:-1px;line-height:1.4;margin:14px 0}h3{margin:10px 0;font-size:21px}p{margin:10px 0}.muted{color:var(--muted)}.hero{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:55px}.hero .intro{font-size:16px;line-height:1.9}.underline{position:relative;white-space:nowrap}.underline:after{content:'';position:absolute;left:0;bottom:-6px;right:0;height:3px;background:var(--accent);transform:rotate(-2deg)}.primary,.secondary{padding:13px 23px;border-radius:7px;font-weight:600;display:inline-flex;justify-content:center;align-items:center;gap:14px}.primary{background:var(--accent);color:white}.primary:hover{background:#195344}.secondary{border:1px solid var(--line);background:white}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.note{font-size:12px;color:var(--muted);margin-top:14px}.paper-card{background:white;border:1px solid var(--line);border-radius:12px;position:relative;padding:25px;box-shadow:4px 5px 0 #efeee8}.hero-card{transform:rotate(1.5deg)}.card-top{display:flex;justify-content:space-between;font-size:11px;letter-spacing:1px;color:var(--muted)}.picture{height:270px;position:relative;overflow:hidden;background:white}.picture img{position:absolute;width:150%;max-width:none;left:-25%;top:-14%;}.hero-card .picture{height:290px}.hero-card .picture img{top:-12%}.caption{border-top:1px dashed var(--line);padding-top:20px;display:flex;justify-content:space-between;align-items:center}.caption strong{font-size:26px}.caption small{font-size:11px;color:var(--muted);display:block}.stamp{border:1px solid var(--accent);border-radius:40px;color:var(--accent);font-size:11px;padding:5px 10px;transform:rotate(-6deg)}.steps{margin-top:60px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding-top:25px;gap:35px}.steps b{font-size:12px;color:var(--accent);margin-right:12px}.steps p{font-size:12px;color:var(--muted);margin-left:32px}.session-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.session-head span{font-size:12px;color:var(--muted)}.progress{height:3px;background:var(--line);margin-bottom:35px}.progress i{display:block;height:100%;background:var(--accent);transition:width .3s}.lesson{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}.lesson .picture{height:310px}.word{font-size:36px;letter-spacing:-1px;line-height:1.2}.translation{color:var(--accent);font-size:17px;margin-top:13px}.quote{border-left:2px solid var(--accent);padding-left:17px;margin-top:23px;font-size:18px}.doodle{width:100%;height:240px;stroke:var(--ink);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round}.center{text-align:center;max-width:780px;margin:auto}.match-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:30px 0}.tile{border:1px solid var(--line);border-radius:10px;background:white;padding:18px;min-height:115px;transition:transform .15s,border-color .15s}.tile:hover{transform:translateY(-3px);border-color:var(--accent)}.tile .doodle{height:110px}.tile.selected{border:2px solid var(--accent);background:var(--wash)}.tile.matched{border:1px dashed var(--accent);background:var(--wash);opacity:.6}.tile strong{font-size:20px}.tile small{display:block;color:var(--muted)}.feedback{padding:15px 18px;background:var(--wash);border-radius:8px;min-height:57px;text-align:left;color:var(--accent);margin:20px 0}.slots{display:flex;gap:10px;justify-content:center;margin:28px 0;flex-wrap:wrap}.slot{min-height:58px;min-width:150px;border:1px dashed var(--accent);border-radius:6px;padding:13px;color:var(--accent)}.bank{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.bank button{border:1px solid var(--line);background:white;border-radius:6px;padding:12px 18px}.choice{display:block;width:100%;border:1px solid var(--line);background:white;text-align:left;border-radius:8px;padding:17px 20px;margin:12px 0}.choice:hover{border-color:var(--accent)}.choice.chosen{background:var(--wash);border-color:var(--accent)}textarea{width:100%;resize:vertical;min-height:135px;padding:20px;border:1px solid var(--line);border-radius:9px;font:inherit;background:white}.checks{text-align:left;display:grid;gap:12px;margin-top:20px}.checks label{padding:12px;border:1px solid var(--line);border-radius:8px;display:flex;gap:12px}input[type=checkbox]{accent-color:var(--accent);width:18px}.result{padding:40px;margin:25px 0;text-align:center}.result h1{font-size:65px}.result .doodle{height:140px}.result blockquote{margin:25px 0;font-size:20px}.small{font-size:12px}.book-row{display:flex;justify-content:space-between;align-items:center;padding:23px;border:1px solid var(--line);border-radius:10px;background:white;margin:20px 0;gap:15px}.book-row p{font-size:13px}.hint{font-size:13px;border-bottom:1px dashed var(--muted);margin:14px}.saved{font-size:12px;color:var(--accent)}@media(max-width:700px){header{padding:20px;gap:15px}.brand{font-size:21px}nav{gap:10px}main{padding:30px 20px 45px}h1{font-size:37px}.hero,.lesson{grid-template-columns:1fr;gap:30px}.hero-card{transform:none}.steps{margin-top:35px;gap:15px}.steps p{margin-left:0}.steps strong{display:block}.hero-card .picture{height:260px}.picture img{width:140%;left:-20%;top:-17%}.match-grid{gap:8px}.tile{padding:10px;min-height:90px}.tile strong{font-size:15px}.tile .doodle{height:90px}footer{flex-direction:column}.slot{min-width:90px;font-size:13px}.result{padding:22px}.word{font-size:29px}.book-row{align-items:flex-start;flex-direction:column}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.picture img{clip-path:inset(0 0 28% 0)}
.recall-picture{max-width:480px;margin:25px auto}.answer-fields{display:grid;grid-template-columns:1fr 3fr;gap:15px;text-align:left;margin:22px 0}.answer-fields label{font-size:12px;color:var(--muted)}.answer-fields input{display:block;width:100%;font:inherit;font-size:16px;border:1px solid var(--line);border-radius:7px;background:white;padding:14px;margin-top:7px}.imagine{border:1px dashed var(--line);border-radius:12px;padding:25px;margin:25px 0}.imagine>span{font-size:55px;color:var(--accent)}.picture{height:auto!important;aspect-ratio:1.65}.picture img{width:140%;left:-20%;top:-22%;clip-path:inset(0 0 28% 0)}.hero-card .picture img{top:-22%}@media(max-width:500px){.answer-fields{grid-template-columns:1fr}}
.mode-picker{display:flex;gap:6px;padding:5px;background:#eeede8;border-radius:8px;max-width:300px;margin-top:24px}.mode-picker button{flex:1;padding:10px 12px;border-radius:5px;font-size:13px}.mode-picker button.active{background:white;color:var(--accent);box-shadow:0 1px 3px #0001}.study-card{max-width:580px}.study-clock{display:flex;justify-content:center;align-items:center;gap:10px;margin-bottom:12px}.study-clock strong{font-size:28px;color:var(--accent);font-variant-numeric:tabular-nums}.study-progress{height:3px;background:var(--line);margin-bottom:20px}.study-progress i{display:block;width:100%;height:3px;background:var(--accent)}.study-abbr{font-size:34px;margin:4px 0}.study-full{font-size:17px;margin:4px 0}.study-meaning{font-size:14px;color:var(--muted);max-width:380px;margin:12px auto 0}.compact-picture{max-width:390px;margin:0 auto}.quiz-card{max-width:650px}.quiz-card h2{font-size:25px;margin:10px 0 20px}.four-choices{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}.answer-choice{text-align:left;border:1px solid var(--line);border-radius:9px;background:white;padding:15px 18px;min-height:90px}.answer-choice strong{display:block;font-size:21px}.answer-choice small{display:block;color:var(--muted);font-size:11px;line-height:1.45;margin-top:4px}.answer-choice:hover{border-color:var(--accent)}.answer-choice.correct{border:2px solid var(--accent);background:var(--wash);opacity:1}.answer-choice.missed{border:1px dashed var(--ink)}.short-form{margin:22px auto;max-width:420px;text-align:left}.short-form label{font-size:13px;color:var(--muted)}.short-form>div{display:flex;gap:10px;margin-top:8px}.short-form input{width:100%;min-width:0;padding:14px;font:inherit;font-size:20px;text-transform:uppercase;border:1px solid var(--line);border-radius:7px}.short-form button{white-space:nowrap}@media(max-width:700px){main:has(.study-card),main:has(.quiz-card){padding-top:18px}.study-card .paper-card{padding:15px}.study-card .compact-picture{max-width:280px}.study-full{font-size:15px}.study-meaning{font-size:13px}.session-head{margin-bottom:15px}.four-choices{gap:9px;margin-top:16px}.answer-choice{padding:12px;min-height:80px}.quiz-card .compact-picture{max-width:285px}}
.category-label{display:block;font-size:12px;color:var(--muted);margin:25px 0 7px}.category-select,.library-filters select,.library-filters input{font:inherit;border:1px solid var(--line);border-radius:7px;background:white;padding:11px 13px;max-width:100%}.category-select{width:300px}.source-note{font-size:11px;color:var(--muted);margin:28px 0 0}.source-note a{color:inherit}.mnemonic{position:relative;overflow:hidden;aspect-ratio:1;background:white;width:100%}.mnemonic img{position:absolute;width:400%;height:300%;max-width:none;object-fit:fill;clip-path:none}.term-picture{width:100%;max-width:295px;margin:auto}.quiz-card>.term-picture{max-width:320px;padding:12px}.study-card .paper-card{padding:18px 25px}.study-card .study-abbr{font-size:27px}.study-full{font-size:15px;line-height:1.45;overflow-wrap:anywhere}.study-meaning{max-width:450px;line-height:1.6}.short-form input{text-transform:none}.library-title{display:flex;justify-content:space-between;gap:15px;align-items:center}.library-filters{display:flex;gap:12px;margin:20px 0}.library-filters input{flex:1;min-width:0}.library-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.library-item{padding:16px;text-align:left;cursor:pointer;box-shadow:none}.library-item:hover{border-color:var(--accent)}.library-item strong{display:block;font-size:16px;margin-top:14px}.library-item small{display:block;font-size:11px;line-height:1.4;color:var(--muted);margin-top:6px}.library-art{width:100%;aspect-ratio:1;display:flex;align-items:center}.library-art .picture{width:100%}.library-item .mnemonic{align-self:center}select:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media(max-width:700px){.term-picture{max-width:235px}.quiz-card>.term-picture{max-width:265px}.study-card .study-abbr{font-size:24px}.study-card .paper-card{padding:13px}.study-full{font-size:13px}.study-meaning{font-size:13px}.library-grid{grid-template-columns:repeat(2,1fr);gap:10px}.library-item{padding:10px}.library-filters{flex-direction:column}.library-title{align-items:flex-start}.library-title h2{font-size:24px}.brand{font-size:18px}header{gap:8px}nav button{font-size:11px}nav{gap:6px}}
.standalone-art{aspect-ratio:1;background:white;width:100%}.standalone-art img{width:100%;height:100%;object-fit:contain}.library-art .standalone-art{width:100%}

.term-background{font-size:13px;line-height:1.6;max-width:450px;margin:12px auto 0;color:var(--ink)}.term-background span{color:var(--accent);font-size:11px;margin-right:6px}

.three-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:22px 0 12px}.three-choices .answer-choice{display:flex;align-items:center;gap:10px;min-height:76px;padding:13px}.three-choices strong{font-size:17px;overflow-wrap:anywhere}.choice-number{font-size:12px;color:var(--muted)}.three-choices .correct{border:2px solid var(--accent);background:var(--wash);opacity:1}.three-choices .missed{border:1px dashed var(--ink);opacity:.65}@media(max-width:700px){.three-choices{grid-template-columns:1fr;gap:8px;margin-top:16px}.three-choices .answer-choice{min-height:52px;padding:10px 14px}.three-choices strong{font-size:16px}}

mark{background:none;color:var(--accent);font-weight:700}.centered{justify-content:center}.test-definition{font-size:21px;line-height:1.85;padding:35px 28px;min-height:180px;display:flex;align-items:center;justify-content:center}.test-progress{font-size:13px;color:var(--muted)}.test-mistakes{text-align:left;font-size:14px}.test-mistakes p{padding:12px 0;border-bottom:1px solid var(--line)}

.topic-section{margin-top:52px}.topic-section h2{font-size:24px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-card{text-align:left;padding:18px;box-shadow:none}.topic-card:hover{border-color:var(--accent)}.topic-icon{display:block;width:100%;max-width:150px;margin:0 auto 14px}.topic-card strong,.topic-card small{display:block}.topic-card strong{font-size:17px}.topic-card small{font-size:12px;color:var(--muted);margin-top:6px}.term-notes{text-align:left;border-top:1px solid var(--line);margin:20px auto 0;padding-top:14px;max-width:450px;font-size:13px;color:var(--muted)}.term-notes>span{color:var(--accent);font-size:11px;font-weight:700}@media(max-width:700px){.topic-grid{gap:9px}.topic-card{padding:10px}.topic-card strong{font-size:14px}.topic-icon{max-width:100px}.topic-card small{font-size:10px}.caption strong{font-size:22px}}

.usage-example{max-width:450px;margin:15px auto 0;padding-top:12px;border-top:1px solid var(--line);text-align:left}.usage-example>span{font-size:11px;color:var(--muted)}.usage-example p{font-size:14px;line-height:1.65;margin:5px 0 0;color:var(--ink)}@media(max-width:700px){.usage-example{margin-top:10px;padding-top:8px}.usage-example p{font-size:13px}}

.name-note{font-size:12px;color:var(--muted);max-width:450px;margin:12px auto}.three-choices strong{word-break:keep-all;overflow-wrap:anywhere}

.usage-example{display:flex;align-items:baseline;gap:8px}.usage-example .usage-check{color:var(--accent);font-size:12px;flex:none}.usage-example p{margin:0}

.cover-tagline{display:inline-flex;flex-direction:column;align-items:flex-start;gap:5px;margin:18px 0 16px;font-size:clamp(23px,2.4vw,30px);font-weight:500;line-height:1.5;letter-spacing:-1.2px}.tagline-first{color:#77766f;font-size:.78em;font-weight:400;letter-spacing:-.6px}.tagline-second{position:relative;color:var(--accent);padding:0 3px 10px 0;font-weight:700}.tagline-second em{font-style:normal;display:inline-block;transform:rotate(-6deg);font-weight:800}.tagline-second svg{position:absolute;left:-3px;bottom:0;width:100%;height:12px;overflow:visible;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;opacity:.75}@media(max-width:700px){.cover-tagline{font-size:25px;margin:12px 0}.tagline-first{font-size:19px}}

.tagline-composition{display:flex;align-items:center;gap:8px;max-width:440px}.cover-tagline{font-family:"Nanum Pen Script","Noto Sans KR",cursive;font-size:40px;font-weight:400;letter-spacing:-.5px;line-height:1.08;gap:4px;flex:none}.tagline-first{font-size:.83em;font-weight:400;letter-spacing:0;transform:rotate(-2deg)}.tagline-second{font-weight:400;transform:rotate(-1deg)}.tagline-second em{font-weight:400}.tagline-doodle{width:114px;height:114px;object-fit:contain;transform:rotate(4deg);flex-shrink:1;min-width:65px}@media(max-width:700px){.cover-tagline{font-size:34px}.tagline-first{font-size:28px}.tagline-doodle{width:88px;height:88px}.tagline-composition{gap:4px}}

/* Meeting cover */
.hero{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:center}.meeting-cover{overflow:hidden;border-radius:30px;background:#fbf7f0}.meeting-cover img{display:block;width:100%;height:auto;mix-blend-mode:multiply}.hero .tagline-composition{margin-bottom:8px}.hero h1{letter-spacing:-2px}.hero .category-select{width:100%;max-width:340px}@media(max-width:700px){.hero{grid-template-columns:1fr;gap:28px}.meeting-cover{width:100%;max-width:420px;justify-self:center;border-radius:22px}.hero h1{letter-spacing:-1.5px}}

/* Compact mobile introduction */
.mobile-meeting{display:none}
@media(max-width:700px){
 header{padding:15px 18px;flex-wrap:wrap;gap:8px}.brand{font-size:18px}nav{margin-left:auto}
 main:has(.hero){padding:22px 18px 36px}
 .hero{display:block}.hero>.meeting-cover{display:none}
 .hero .tagline-composition{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:none;margin:0 0 18px}
 .hero .cover-tagline{font-size:clamp(26px,7.2vw,34px);margin:0;flex:1;min-width:0;white-space:nowrap}
 .hero .tagline-first{font-size:.83em}.hero .tagline-second{padding-bottom:9px}
 .mobile-meeting{display:block;width:clamp(100px,32vw,145px);height:auto;flex:none;border-radius:16px}
 .hero .category-label{margin:0 0 6px}.hero .category-select{max-width:none;width:100%}
 .hero .actions{margin-top:16px;gap:8px}.hero .actions button{padding:12px 14px;font-size:13px;flex:1;white-space:nowrap}
 .hero .note{font-size:11px;margin-top:12px}.topic-section{margin-top:30px}
}

/* Compact topic carousel and rounded actions */
.home-actions{gap:10px}.home-actions button{border-radius:999px;gap:8px}.action-symbol{font-size:18px;line-height:1}
.topic-section{margin-top:28px}.topic-grid{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding:3px 2px 10px;scrollbar-width:thin;scrollbar-color:#c6d8cf transparent}.topic-card{flex:0 0 168px;scroll-snap-align:start;border-radius:18px;padding:14px}.topic-icon{max-width:90px;margin-bottom:8px}.topic-card strong{font-size:14px}.topic-card small{font-size:11px}
.learning-flow{display:flex;align-items:center;justify-content:center;gap:10px;font-size:12px;color:var(--muted);margin:20px 0}.learning-flow span{color:var(--accent)}.source-details{font-size:11px;color:var(--muted);margin:16px 0}.source-details summary{cursor:pointer}.source-details .source-note{margin:8px 0}
@media(max-width:700px){
 .hero .tagline-composition{justify-content:center;gap:8px;margin:0 auto 16px;max-width:330px}
 .hero .cover-tagline{flex:0 1 auto;font-size:clamp(27px,7.3vw,32px)}
 .mobile-meeting{width:clamp(100px,29vw,120px)}
 .hero .home-actions{justify-content:center;gap:10px;margin-top:16px}
 .hero .home-actions button{flex:1;border-radius:24px;min-height:70px;padding:10px 8px;flex-direction:column;gap:5px;border-color:#dce5df;font-size:12px}
 .hero .home-actions .primary{box-shadow:0 4px 10px #246e5c18}
 .hero .note{text-align:center;margin:10px 0 0}
 .topic-section{margin-top:18px}.topic-grid{gap:10px;margin-right:-18px;padding-right:18px;padding-bottom:6px}
 .topic-card{flex-basis:126px;padding:10px 12px}.topic-icon{max-width:60px;margin-bottom:5px}.topic-card strong{font-size:12px;white-space:nowrap;letter-spacing:-.5px}.topic-card small{font-size:10px}
 .learning-flow{font-size:11px;gap:7px;white-space:nowrap;margin:14px 0}.source-details{margin:12px 0 0;font-size:10px}main:has(.hero){padding-bottom:18px}
}

@media(max-width:700px){.topic-card strong{white-space:normal;min-height:34px;line-height:1.4;word-break:keep-all}.topic-card small{white-space:nowrap}}

/* Subtle maker signature */
footer.maker-signature{display:flex;justify-content:center;align-items:center;border:0;padding:8px 20px 16px;margin:0 auto;max-width:1100px;line-height:1}.maker-signature img{display:block;width:140px;height:auto;opacity:.8;mix-blend-mode:multiply}main:has(.hero){min-height:0;padding-bottom:8px}@media(max-width:700px){footer.maker-signature{padding:6px 18px 12px}.maker-signature img{width:124px}}

.maker-signature img{width:180px;opacity:1;mix-blend-mode:normal}@media(max-width:700px){.maker-signature img{width:170px}}
/* Balance cover lettering and discreet maker signature */
.hero .cover-tagline{font-size:44px}
footer.maker-signature img{width:108px}
@media(max-width:700px){
 .hero .cover-tagline{font-size:clamp(30px,8.4vw,36px)}
 .hero .tagline-composition{max-width:345px;gap:8px}
 footer.maker-signature img{width:100px}
}
.meeting-cover,.mobile-meeting{background:transparent}.meeting-cover img{mix-blend-mode:normal}
/* Compact only the mobile selection and action rows */
@media(max-width:700px){
 .hero .category-label{font-size:11px;margin:0 0 4px}
 .hero .category-select{padding:8px 12px}
 .hero .home-actions{margin-top:10px;gap:9px}
 .hero .home-actions button{min-height:46px;padding:10px 8px;flex-direction:row;gap:7px;border-radius:999px}
 .hero .note{margin-top:8px}
}

/* Slightly fuller introduction, keeping existing layout */
.hero .cover-tagline{font-size:46px}.hero .tagline-composition{margin-bottom:20px}@media(max-width:700px){.hero .cover-tagline{font-size:clamp(31px,8.8vw,38px)}.hero .mobile-meeting{width:clamp(104px,30.5vw,126px)}.hero .tagline-composition{max-width:355px;margin-bottom:24px;gap:8px}}
/* Keep the mobile signature clear of the bottom edge */
@media(max-width:700px){
 footer.maker-signature{padding:0 18px calc(24px + env(safe-area-inset-bottom,0px));margin-top:-6px}
 footer.maker-signature img{width:88px}
}

.category-picker{position:relative;width:100%;max-width:340px}.category-picker summary{cursor:pointer;border:1px solid var(--line);border-radius:9px;background:white;padding:8px 12px;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;list-style:none}.category-picker summary:after{content:'⌄';float:right;margin-left:8px}.category-options{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:10;display:flex;flex-wrap:wrap;gap:7px;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 22px #0002}.category-option{border:1px solid var(--line);background:white;border-radius:20px;padding:7px 10px;font-size:12px}.category-option.is-selected,.topic-card.is-selected{background:var(--accent);color:white;border-color:var(--accent)}.topic-card.is-selected small{color:#e2eee8}.topic-card.is-selected .topic-icon{border-radius:8px;overflow:hidden;background:white}.category-picker summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media(max-width:700px){.category-picker{max-width:none}}
@media(max-width:700px){main:has(.hero){padding-top:38px}}

/* Teacher's red pen: drawn over the correct answer number. */
.choice-number{position:relative;display:inline-flex;align-items:center;justify-content:center;flex:0 0 26px;width:26px;height:26px}
.answer-choice.correct .choice-number:after{content:'';position:absolute;inset:-3px -4px;border:2.5px solid #c94a42;border-radius:46% 54% 49% 51% / 54% 43% 57% 46%;transform:rotate(-13deg);animation:pen-circle .32s ease-out both;pointer-events:none}
.three-choices .answer-choice.correct{border:1px solid var(--line);background:white;opacity:1}
.answer-feedback{display:flex;align-items:center;justify-content:center;gap:12px;min-height:52px;margin:16px 0;color:var(--accent);font-size:15px}
.next-circle{display:inline-flex;align-items:center;justify-content:center;flex:none;width:44px;height:44px;border-radius:50%;background:var(--accent);color:white;font-size:24px;line-height:1}.next-circle:hover{background:#195344}
@keyframes pen-circle{from{clip-path:inset(0 100% 0 0);opacity:.4}to{clip-path:inset(0);opacity:1}}
@media(prefers-reduced-motion:reduce){.answer-choice.correct .choice-number:after{animation:none}}

/* Approved connected signature and contact address */
footer.maker-signature .maker-email{display:block;max-width:100%;line-height:0}footer.maker-signature .maker-email img{width:340px;max-width:100%;height:auto}@media(max-width:700px){footer.maker-signature .maker-email img{width:290px}}

#contactDialog{position:fixed;inset:0;margin:auto;width:min(420px,calc(100vw - 36px));max-height:calc(100dvh - 40px);overflow:auto;border:1px solid var(--line);border-radius:20px;padding:32px 24px 20px;background:var(--paper);color:var(--ink);box-shadow:0 20px 70px #0002;text-align:center}#contactDialog::backdrop{background:#182b2655}#contactDialog h2{font-size:21px;margin:10px 0}.contact-close{position:absolute;top:6px;right:8px;width:40px;height:40px;font-size:26px}.contact-address{font-size:16px;user-select:all;overflow-wrap:anywhere}.contact-actions{display:flex;flex-direction:column;gap:10px;margin-top:22px}.contact-actions a{text-decoration:none}.contact-actions .primary,.contact-actions .secondary{border-radius:999px;font-size:14px}#contactStatus{font-size:12px;min-height:20px;color:var(--accent);margin:12px 0 0}

footer.maker-signature{flex-direction:column;gap:0}.feedback-entry{font-size:12px;color:var(--accent);padding:8px 12px;border-bottom:1px solid #246e5c33}#feedbackDialog{position:fixed;inset:0;margin:auto;width:min(460px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;border:1px solid var(--line);border-radius:20px;padding:32px 24px 20px;background:var(--paper);color:var(--ink);box-shadow:0 20px 70px #0002}#feedbackDialog::backdrop{background:#182b2655}#feedbackDialog h2{font-size:21px;margin:12px 0 8px}.feedback-intro,.feedback-help{font-size:12px;color:var(--muted)}#feedbackDialog label{display:block;margin:14px 0 6px;font-size:13px}#feedbackKind{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:white;font:inherit}#feedbackText{padding:12px;font-size:14px;min-height:120px}#feedbackStatus{font-size:12px;min-height:20px;color:var(--accent)}

.feedback-rating{border:0;padding:0;margin:18px 0 22px;display:flex;gap:8px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}#feedbackDialog .rating-star{display:block;position:relative;margin:0;cursor:pointer}.rating-star input{position:absolute;inset:0;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}.rating-star span{display:block;font-size:36px;line-height:44px;width:44px;text-align:center;color:#d8d9d1;transition:color .15s}.rating-star.selected span{color:var(--accent)}.rating-star:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}#feedbackDialog .feedback-promise{font-size:14px;color:var(--accent);line-height:1.8;margin:16px 0}#feedbackDialog .feedback-help{font-size:11px;margin:12px 0 18px}#feedbackText{min-height:100px}

#feedbackDialog.feedback-embedded{width:min(660px,calc(100vw - 20px));padding:38px 0 12px;overflow:hidden}#feedbackFrame{display:block;width:100%;height:min(740px,calc(100dvh - 130px));border:0;background:#faf9f6}.feedback-fallback{display:block;text-align:center;font-size:11px;color:var(--accent);padding:10px 6px}