:root{--purple:#7031d5;--ink:#251a3b;--soft:#f1effa;--muted:#685878;--raised:5px 5px 13px #cbc5df99,-5px -5px 13px #fff;font-family:'Noto Sans KR','Malgun Gothic',Arial,sans-serif;color:var(--ink);background:var(--soft);font-size:16px}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#f6f3ff,#eeecf7);min-height:100vh}button,input,select{font:inherit}button,summary{cursor:pointer}button{border:1px solid #fff;background:linear-gradient(145deg,#faf9ff,#ebe7f5);color:#59348f;border-radius:17px;min-height:44px;padding:10px 16px;box-shadow:var(--raised);font-size:14px;font-weight:600}button:hover{filter:brightness(.985)}button:active{box-shadow:inset 3px 3px 8px #d0c9e1,inset -3px -3px 8px #fff}button:disabled{opacity:.55;cursor:default}.primary,button.active{color:white;background:linear-gradient(140deg,#9858fa,#702ce1);border-color:#b485ff;box-shadow:3px 3px 8px #c5b8df,inset 1px 1px 2px #ceadff}button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #8237ed;outline-offset:4px}[hidden]{display:none!important}header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 28px;border-bottom:1px solid #e4dcf0;max-width:1120px;margin:auto}header>span{font-size:13px;color:var(--muted)}.brand{font-size:24px;color:#7b3aea;font-weight:800}.text-button{background:none;border:0;box-shadow:none;padding:0}main{max-width:1040px;margin:auto;padding:30px 24px 140px}h1,h2,p{margin:0}h1{font-size:26px;line-height:1.4}h2{font-size:22px;line-height:1.5}p{line-height:1.65}.heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px}.eyebrow{font-size:14px;color:var(--muted);margin-bottom:8px}.pill{font-size:13px;color:#6334a3;background:#e8ddfa;border-radius:18px;padding:8px 12px;display:inline-block}.raised,.card{border:1px solid #fff;border-radius:32px;box-shadow:var(--raised);background:linear-gradient(145deg,#faf8ff,#eeebf6)}.welcome{padding:28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.welcome h2{font-size:30px}.welcome p{margin-top:10px;color:var(--muted)}.welcome img{width:220px;height:220px;object-fit:contain;border:6px solid #fff;border-radius:24px;box-shadow:var(--raised)}.start-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}.start-actions button{min-height:48px}.dashboard{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:26px 0}.dashboard article{padding:22px}.dashboard p{margin:8px 0 16px;color:var(--muted)}.small{font-size:14px!important;color:var(--muted);font-weight:400}.settings{margin:22px 0}.settings summary{width:max-content;list-style:none;display:flex;gap:22px;align-items:center;min-height:48px;padding:8px 14px;border:1px solid white;border-radius:16px;box-shadow:var(--raised);color:#59348f;font-size:14px}.plus{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;box-shadow:var(--raised);background:#f5f1fc;font-size:22px}.settings label{display:inline-flex;align-items:center;gap:8px;margin:18px 14px 12px 0;font-size:14px}.settings input{width:18px;height:18px;accent-color:var(--purple)}.storage-note{font-size:13px;color:var(--muted);margin-top:22px}footer{margin-top:35px;border-top:1px solid #dfd5ed;padding-top:22px}footer a{color:var(--purple);text-decoration:none;font-weight:800}footer span{font-size:13px;margin-left:10px;font-weight:400}.toolbar,.tabs{display:flex;align-items:center;gap:12px}.toolbar{margin-bottom:20px;flex-wrap:wrap}.searchbox{display:flex;align-items:center;gap:10px;max-width:560px;height:46px;padding:4px 7px 4px 14px;border-radius:16px;background:#efebf8;box-shadow:inset 3px 3px 7px #d0c8e1,inset -3px -3px 7px #fff;border:1px solid #dfd3ef}.searchbox>span{font-size:24px;color:var(--purple)}.searchbox input{min-width:0;flex:1;border:0;background:transparent;outline:none;color:var(--ink);font-size:14px;line-height:1.4}.searchbox input:focus-visible{outline:none}.searchbox:focus-within{outline:2px solid #8c55d9;outline-offset:2px}.searchbox button{border-radius:50%;width:36px;min-height:36px;padding:0;font-size:20px}.tags{display:flex;gap:9px;flex-wrap:wrap;margin:18px 0 24px}.tags button{border-radius:22px;font-size:13px;padding:8px 13px}.list-heading h1{font-size:20px;display:flex;gap:12px;align-items:center}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.card{position:relative;padding:26px 20px 18px}.bookmark{position:absolute;top:14px;right:14px;width:40px;min-height:40px;border-radius:50%;padding:0;font-size:22px;z-index:1;font-weight:400}.card-visual{margin:0 0 14px;text-align:center}.card-visual img{width:min(100%,240px);aspect-ratio:1;object-fit:contain;border:7px solid #fff;border-radius:25px;box-shadow:4px 5px 10px #c4bad88c}.card-caption{font-size:12px;color:#503575;margin-top:13px;line-height:1.6}.expression-pair{margin:10px 0 12px;display:grid;gap:5px}.sentence-row{display:flex;align-items:center;gap:8px;min-width:0}.sentence-row p{flex:1;min-width:0;font-size:20px;font-weight:700;line-height:1.38;min-height:1.38em;overflow-wrap:break-word}.sentence-row .en{font-family:Arial,'Malgun Gothic',sans-serif;font-size:21px;line-height:1.4}.concealed{visibility:hidden}.eye{flex-shrink:0;width:34px;min-height:34px;padding:0;border-radius:50%;font-size:16px;box-shadow:2px 2px 6px #ccc4df,-2px -2px 6px #fff}.primary-listen{width:100%;min-height:46px;font-size:16px;margin-bottom:12px;border-radius:24px}.practice{padding-top:4px}.practice summary{display:flex;justify-content:space-between;align-items:center;min-height:44px;list-style:none;font-size:14px;color:#59348f;cursor:pointer}.practice[open]{padding-bottom:8px}.practice p{font-size:14px;color:var(--muted);margin:6px 0}.record-actions{display:flex;gap:12px}.record-actions button{flex:1;font-size:14px;padding:9px 8px;border-radius:22px}.record-help{display:none}.details{border-top:1px solid #ded5eb;margin-top:12px;padding-top:8px}.details summary{display:flex;align-items:center;justify-content:space-between;list-style:none;min-height:46px;font-size:14px;color:#59348f;cursor:pointer;border-radius:20px;padding:8px 14px;box-shadow:var(--raised);margin-bottom:8px}.details p{font-size:14px;line-height:1.7;margin:10px 4px;color:#5b4b70}.more-note summary{font-size:13px;box-shadow:none;justify-content:flex-start;padding:4px;min-height:36px}.forms{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:12px 0}.forms button{min-width:0;padding:12px 3px;display:grid;gap:7px;box-shadow:2px 2px 7px #cfc7e0,-2px -2px 7px #fff}.forms span{font-size:12px;font-weight:400}.forms strong{font-size:16px;overflow-wrap:anywhere}.ratings{display:flex;gap:10px;margin-top:16px}.ratings button{flex:1;font-size:13px;padding:10px 5px}.rating-help{font-size:12px;color:var(--muted);margin-top:8px}.study-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;max-width:600px;margin:0 auto 16px}.study-heading>div{display:grid;text-align:center;gap:4px}.study-heading span{font-size:14px;color:var(--muted)}.study-heading strong{font-size:18px}.progress-track{height:5px;max-width:580px;margin:0 auto 22px;background:#e1d8ef;border-radius:8px}.progress-track>div{height:100%;background:var(--purple);border-radius:8px;transition:width .2s}#studyCard{max-width:500px;margin:auto}#studyCard .card{padding:24px 26px 20px}#studyCard .card-visual img{max-width:228px}#studyCard .sentence-row p{font-size:22px}#studyCard .sentence-row .en{font-size:23px}.study-navigation{display:flex;justify-content:space-between;gap:16px;max-width:500px;margin:22px auto 12px}.study-navigation button{min-width:120px}.centered{text-align:center}.finish,.recall{max-width:620px;margin:30px auto;padding:30px;text-align:center;display:grid;gap:18px}.finish p,.recall>p{color:var(--muted)}.finish button{width:100%;min-height:48px}.recall h1{margin-top:8px}#recallAnswer{min-height:82px;display:flex;align-items:center;justify-content:center}#recallEn{font-size:24px;font-weight:700;visibility:hidden}#recallAnswer.revealed #recallEn{visibility:visible}.rating{display:flex;gap:12px}.rating button{flex:1}.player{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);z-index:20;width:min(720px,calc(100% - 28px));display:flex;align-items:center;gap:12px;padding:14px 34px 14px 16px;border-radius:40px;background:#f1eef8}.player button{padding:0;width:40px;min-height:40px;border-radius:50%;flex-shrink:0}.player .player-play{width:48px;min-height:48px;background:linear-gradient(145deg,#995af9,#6c2bd6);color:white;font-size:23px}.player-title{flex:1;min-width:0;display:grid;gap:4px}.player-title strong{font-size:14px;line-height:1.35}.player-title span{font-size:12px;color:var(--muted);line-height:1.35}.player-options{display:flex;gap:10px;align-items:center}.player-options label{font-size:12px;color:var(--muted);display:grid;gap:4px}.player-options select{font-size:13px;color:#59348f;border:0;background:transparent}.player-options button{font-size:12px;width:44px}.player-close{position:absolute!important;top:-9px;right:0;width:28px!important;min-height:28px!important;font-size:20px}.floating{position:fixed;right:18px;bottom:22px;z-index:15;display:grid;gap:12px}.floating button{width:44px;min-height:44px;border-radius:50%;padding:0;font-size:26px}.has-player .floating{bottom:116px}#status:not(:empty){position:fixed;top:calc(env(safe-area-inset-top,0px) + 12px);left:50%;transform:translateX(-50%);z-index:100;background:#7c3aed;color:white;padding:12px 20px;border-radius:18px;max-width:calc(100% - 30px);width:max-content;font-size:14px;box-shadow:0 4px 20px #5f249e44}.recording-banner{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:99;padding:12px 16px;border-radius:18px;background:var(--purple);color:white;display:flex;gap:14px;align-items:center;font-size:14px}.recording-banner button{box-shadow:none;font-size:13px}dialog{border:1px solid white;border-radius:28px;background:#f7f4ff;color:var(--ink);padding:24px;width:min(560px,calc(100% - 32px));max-height:calc(100dvh - 36px);box-shadow:8px 8px 25px #44365d44}dialog::backdrop{background:#23143966;backdrop-filter:blur(4px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.dialog-head h2{font-size:20px}.dialog-head button{border-radius:50%;width:40px;padding:0;min-height:40px;font-size:24px}.quiz-choices{display:grid;gap:12px;margin:20px 0}.quiz-choices button{text-align:left;padding:14px 16px;line-height:1.5;min-height:55px}.quiz-choices button.correct{border:2px solid #6d32bd;color:#4c1b89}.quiz-choices button.wrong{border:2px solid #b23b62;color:#8d2447}.quiz-choices button small{display:block;font-size:12px}.quiz-feedback{border-radius:18px;padding:16px;background:#ebe1fa;margin:16px 0}.quiz-feedback p{margin:8px 0;font-size:16px}#quizBody>button{width:100%;margin-top:12px}#quizBody h3{font-size:20px;line-height:1.5}.wrong-list{display:grid;gap:9px;margin:16px 0}.wrong-list button{text-align:left}#quickResults{display:grid;gap:10px;margin-top:18px;max-height:55dvh;overflow:auto}#quickResults button{text-align:left;display:grid;gap:6px;font-size:14px}#quickResults span{font-size:13px;font-weight:400}.empty{padding:24px;border-radius:24px;background:#f6f2ff;color:var(--muted)}
@media(max-width:1000px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){header{padding:14px 18px}.brand{font-size:22px}header>span{font-size:12px}main{padding:22px 16px 135px}h1{font-size:24px}.heading{align-items:flex-start}.heading>.pill{white-space:nowrap}.welcome{padding:22px;flex-direction:column;align-items:stretch;gap:18px}.welcome h2{font-size:26px}.welcome img{width:160px;height:160px;align-self:center;order:-1}.welcome-copy{text-align:center}.start-actions{display:grid;gap:12px;margin-top:20px}.dashboard{gap:14px;margin:22px 0}.dashboard article{padding:18px 14px;border-radius:24px}.dashboard h2{font-size:18px}.dashboard p{font-size:14px}.dashboard button{font-size:13px;padding:10px 8px;width:100%}.toolbar{gap:10px;flex-wrap:nowrap}.toolbar>button{padding:10px 12px}.tabs{gap:9px;flex:1}.tabs button{padding:10px 12px;white-space:nowrap}.searchbox{max-width:none}.tags{gap:8px;margin:17px 0 22px}.tags button{font-size:13px}.list-heading{align-items:center;gap:10px}.list-heading h1{font-size:19px;gap:9px}.list-heading button{font-size:13px;padding:9px 12px}.card-grid{grid-template-columns:1fr;gap:25px}.card{padding:24px 20px 18px;border-radius:32px}.card-visual img{width:228px}.card-caption{font-size:12px}.study-heading{margin-bottom:14px}#studyCard .card{padding:22px 18px 18px}#studyCard .card-visual img{width:min(58vw,216px)}#studyCard .sentence-row p{font-size:21px}#studyCard .sentence-row .en{font-size:22px}.study-navigation{margin-top:18px}.finish,.recall{padding:24px 20px;margin:14px auto}.player{gap:9px;padding:12px 25px 12px 12px;flex-wrap:wrap;border-radius:28px;bottom:12px}.player-title{flex-basis:calc(100% - 88px)}.player-options{margin-left:57px;margin-right:auto}.player-options label{display:flex;gap:5px;align-items:center}.player-options button{width:40px;min-height:32px;box-shadow:none}.player>button:not(.player-play):not(.player-close){width:34px;min-height:34px}.has-player .floating{bottom:149px}.rating button{font-size:13px;padding:10px 7px}.floating{right:13px}.forms span{font-size:12px}#searchDialog{margin:12px auto auto;max-height:calc(100dvh - 24px)}}@media(max-width:350px){header>span{display:none}.toolbar{flex-wrap:wrap}.tabs{flex:unset}.card{padding-left:16px;padding-right:16px}.forms{gap:5px}.forms strong{font-size:14px}.forms span{font-size:12px}.sentence-row p{font-size:19px}.sentence-row .en{font-size:20px}.dashboard{grid-template-columns:1fr}.heading>.pill{font-size:12px;padding:7px}}
/* Keep the two learning actions reachable without another full-card scroll. */
.study-navigation{position:fixed;bottom:calc(env(safe-area-inset-bottom,0px) + 16px);left:50%;transform:translateX(-50%);width:min(500px,calc(100% - 32px));margin:0;padding:10px;background:#f1edf9ef;border:1px solid white;border-radius:24px;box-shadow:var(--raised);backdrop-filter:blur(12px);z-index:18}.study-navigation button{flex:1;min-width:0}.has-player .study-navigation{bottom:122px}body:has(#studyScreen:not([hidden])) .floating{bottom:98px}body.has-player:has(#studyScreen:not([hidden])) .floating{bottom:210px}.ratings button[aria-pressed=true]{background:#e3d3f9;border:1px solid #9563d2;color:#4f208e;box-shadow:inset 2px 2px 5px #c6b7da}details[open]>summary .plus{font-size:0}details[open]>summary .plus::before{content:'−';font-size:22px}.eye{display:flex;align-items:center;justify-content:center}.eye svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}@media(max-width:600px){.has-player .study-navigation{bottom:154px}body.has-player:has(#studyScreen:not([hidden])) .floating{bottom:242px}}
/* Recording controls take priority over floating shortcuts while expanded. */
body:has(#studyScreen:not([hidden]) .practice[open]) .floating{display:none}
.practice>summary{min-height:46px;padding:8px 14px;border-radius:20px;box-shadow:var(--raised);margin-bottom:8px;color:#59348f;font-size:14px}
.practice[open]>p{margin:10px 4px}
.practice[open] .record-practice{margin:12px 4px 0}

.review-entry{margin:20px 0;padding:22px 26px}.review-entry h2{font-size:18px}.review-entry p{margin:8px 0;color:var(--muted)}.review-entry button{margin-top:8px}.browse-study-entry{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:18px 0}.browse-study-entry p{font-size:14px;color:var(--muted)}@media(max-width:600px){.browse-study-entry{align-items:stretch;flex-direction:column;gap:8px}.study-heading>button{padding:8px 10px;font-size:12px}.review-entry{padding:18px}}

.home-progress{margin-top:16px}.home-progress .progress-track{margin:8px 0 0}.learning-state{font-size:13px;color:#59348f;margin-top:12px;line-height:1.6}.study-heading #studyProgress{font-size:13px;line-height:1.5}.rating-help{line-height:1.6}

#browseScreen .toolbar{position:sticky;top:0;z-index:12;padding:12px 0;background:#f1effaf2;backdrop-filter:blur(10px);align-items:flex-start;flex-direction:column;gap:14px}.browse-back{font-size:14px;min-height:44px}.browse-back:focus-visible{outline:3px solid #8237ed}

.browse-heading{position:sticky;top:0;z-index:13;display:flex;align-items:center;gap:16px;background:#f1effaf5;backdrop-filter:blur(10px);padding:10px 0;margin-bottom:12px}.browse-heading h1{font-size:18px}.browse-back{min-width:76px;padding:8px 12px}#browseScreen .toolbar{position:static;padding:0;background:none;backdrop-filter:none;flex-direction:row;margin-bottom:18px}.quiz-entry{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:-8px 0 22px}.quiz-entry p{max-width:60%;font-size:12px!important}.quiz-entry button{font-size:13px;white-space:nowrap}.list-heading{margin-bottom:16px}

.start-actions{display:grid;grid-template-columns:1fr;max-width:340px}.start-actions button{width:100%;min-height:50px;font-size:15px}#browse{background:linear-gradient(145deg,#eee1ff,#e0cefb);border:2px solid #9a63e8;color:#4c2084;font-weight:750;box-shadow:3px 3px 9px #c5b6de,inset 1px 1px 2px #fff}#browse:hover{background:#e3d0ff}.browse-back{min-width:108px}

.browse-back{padding:10px 16px;border:1px solid #fff;border-radius:16px;color:#7031d5;background:linear-gradient(145deg,#faf9ff,#eae6f5);font-weight:600;white-space:nowrap}

/* Bathroom only: two disclosure buttons with full-width expanded content. */
.bathroom-detail-buttons{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px 10px;border-top:1px solid #dfd5ed;padding-top:12px;margin-top:16px;align-items:start}
.bathroom-detail-buttons>details.details{display:contents}
.bathroom-detail-buttons>details>summary{grid-row:1;margin:0;min-width:0;min-height:44px;padding:10px 12px;font-size:13px;gap:5px;white-space:nowrap}
.bathroom-detail-buttons>.explanation>summary{grid-column:1}
.bathroom-detail-buttons>details:not(.explanation)>summary{grid-column:2}
.bathroom-detail-buttons>details>summary .plus{width:22px;height:22px;flex:0 0 22px}
.bathroom-detail-buttons>details>*:not(summary){grid-column:1/-1;margin-top:0}
.bathroom-detail-buttons>details:not([open])>*:not(summary){display:none}
@media(max-width:350px){.bathroom-detail-buttons>details>summary{font-size:12px;padding:10px 8px}}

/* Compact listening quiz feedback */
#quizDialog #quizBody>button{min-height:58px;font-size:16px;padding:16px 20px}
#quizDialog .quiz-choices button{font-size:17px;padding:14px 16px}
#quizDialog .quiz-choices button:disabled{opacity:1}
#quizDialog .quiz-choices .choice-label{font-size:15px;font-weight:700;line-height:1.3;margin:0 0 5px}
#quizDialog .quiz-feedback{padding:16px;margin:16px 0 8px}
#quizDialog .quiz-feedback p{margin:8px 0 0}

.card .practice>p,.card .record-help{text-align:center}
.card .practice{margin:18px 0}
.card .bathroom-detail-buttons{margin-bottom:6px}

/* Tighter expression card rhythm */
.card .card-visual{margin-bottom:8px}
.card .card-caption{margin-top:7px}
.card .expression-pair{margin-top:6px}
.card .primary-listen{margin-bottom:0}
.card .practice{margin:10px 0 8px;padding-top:0}
.card .practice>p{margin:5px 0}
.card .record-practice{margin:8px 0 0}
.card .bathroom-detail-buttons{margin-top:8px;padding-top:8px;margin-bottom:0;row-gap:6px}
.card button[data-open]{margin-top:8px!important}
.card .bathroom-detail-buttons{grid-template-columns:minmax(0,1fr);gap:8px}.card .bathroom-detail-buttons details{width:100%;min-width:0}.card .bathroom-detail-buttons summary{width:100%;margin-bottom:0}.card .bathroom-detail-buttons details[open]>p{margin:12px 4px;line-height:1.7;overflow-wrap:break-word}
.card .bathroom-detail-buttons>details.details{display:block;grid-column:1/-1}.card .bathroom-detail-buttons>details>summary{grid-row:auto;grid-column:auto}.card .bathroom-detail-buttons .explanation-body{display:block;width:100%;min-width:0;margin:10px 0 0}.card .explanation-copy{width:100%;max-width:none;margin:8px 0;font-size:14px;line-height:1.75;word-break:keep-all;overflow-wrap:break-word}.card .explanation-audio{display:flex;align-items:center;justify-content:center;width:38px;min-height:38px;padding:8px;border-radius:50%;margin-left:auto}.card .explanation-status:empty{display:none}
.card .bathroom-detail-buttons{grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:10px}.card .bathroom-detail-buttons>details.details{display:contents}.card .bathroom-detail-buttons>details>summary{grid-row:1;min-width:0;padding:10px 9px;font-size:13px;gap:5px}.card .bathroom-detail-buttons>.explanation>summary{grid-column:1}.card .bathroom-detail-buttons>details:not(.explanation)>summary{grid-column:2}.card .bathroom-detail-buttons>details>*:not(summary){grid-column:1/-1;min-width:0;width:100%}.card .bathroom-detail-buttons>details:not([open])>*:not(summary){display:none}.detail-chevron{display:flex;align-items:center;justify-content:center;flex-shrink:0}.detail-chevron svg{display:block;transform:rotate(0);transition:transform 280ms ease}details[open]>summary .detail-chevron svg{transform:rotate(180deg)}@media(prefers-reduced-motion:reduce){.detail-chevron svg{transition:none}}