/* Text stays in HTML so the same forest can greet every interface language. */
body{background:linear-gradient(180deg,#f6fbff 0%,#eaf6ff 65%,#edf9f5 100%)}
.site-header nav.learning-steps::before{display:none}
.sidebar-brand{position:absolute;top:23px;left:20px;right:14px;display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-size:25px;font-weight:800;letter-spacing:-.7px}
.site-header nav.learning-steps .sidebar-brand{font-size:25px;font-weight:800;color:#fff}
.sidebar-brand img{width:32px;height:42px;filter:brightness(1.6) drop-shadow(0 2px 2px #001d2630)}
.sidebar-brand:focus-visible{outline:3px solid #a4e4ff;outline-offset:4px;border-radius:8px}
.workspace[data-view=library] .library-heading{display:flex;flex-direction:column;align-items:stretch;gap:20px;margin:0 0 20px}
.forest-hero{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.5fr) minmax(0,1fr);align-items:start;gap:20px;min-height:300px;padding:36px 5% 140px;background:#d5efff url('/forest-lake-hero-v1.png') center bottom/cover no-repeat;border-radius:24px;overflow:hidden;box-shadow:0 5px 24px #24557008}
.forest-hero::before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#ffffff2b,transparent 65%)}
.workspace[data-view=library] .forest-hero h1{font-size:clamp(32px,3.1vw,48px);line-height:1.3;font-weight:850;letter-spacing:-1.4px;text-align:center;text-wrap:balance;margin:12px 0 0;color:#12384a;text-shadow:0 1px 8px #ffffffaa;overflow-wrap:anywhere}
.forest-hero p{font-size:clamp(16px,1.45vw,20px);line-height:1.6;font-weight:650;margin:0;color:#1b4354;text-align:center;text-wrap:balance;text-shadow:0 1px 6px white;overflow-wrap:anywhere}
.forest-hero-encouragement{transform:rotate(-5deg)}
.forest-hero-discovery{transform:rotate(4deg)}
.workspace[data-view=library] .home-library-settings{width:100%;margin:0}
.learning-category-card[data-category]{border:1px solid #d5e6df;background:linear-gradient(150deg,#fff,#f0faf4);box-shadow:0 5px 16px #25466006}
.learning-category-card[data-category=news],.learning-category-card[data-category=vocabulary],.learning-category-card[data-category=patterns]{border-color:#d7e5ef;background:linear-gradient(150deg,#fff,#eff7fd)}
.learning-category-card[data-category]:hover{border-color:#86b9ad;box-shadow:0 8px 22px #24557012}
.category-open h2{font-size:clamp(28px,2.5vw,36px);line-height:1.25;letter-spacing:-1px;text-wrap:balance;overflow-wrap:anywhere}
.category-counts .lesson-total,.category-counts .lesson-today,.category-counts .lesson-week{font-size:18px;font-weight:750;background:#ffffffd9;padding:5px 16px;box-shadow:0 1px 5px #24465a08}
.forest-footer{position:relative;isolation:isolate;min-height:150px;margin:30px -28px -40px;display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:24px 24px 0 0;background:linear-gradient(180deg,transparent,#d8f0f5)}
.forest-footer::before{content:'';position:absolute;inset:40px -10% -50px;z-index:-1;background:#c7e8ea;border-radius:50% 60% 0 0;transform:rotate(-3deg)}
.forest-footer::after{content:'';position:absolute;inset:auto 0 0;height:135px;z-index:-1;background-image:url('/pinelingo-tree.svg'),url('/pinelingo-tree.svg'),url('/pinelingo-tree.svg'),url('/pinelingo-tree.svg');background-repeat:no-repeat;background-size:72px 90px,50px 68px,72px 90px,50px 68px;background-position:left 12px bottom -8px,left 65px bottom -12px,right 12px bottom -8px,right 65px bottom -12px;opacity:.65}
.forest-footer .brand{display:flex;align-items:center;gap:8px;position:static;transform:none;text-decoration:none;color:#153e39}
.forest-footer .brand img{width:28px;height:38px}.forest-footer .brand-copy{display:flex;flex-direction:column;align-items:center;gap:3px}.forest-footer strong{font-size:24px;font-weight:800;letter-spacing:-.6px}.forest-footer small{font-size:10px;color:#476879}
@media(min-width:761px) and (max-width:1100px){.forest-hero{min-height:270px;padding:28px 3% 100px;gap:12px}.forest-hero p{font-size:15px}.sidebar-brand{left:13px;font-size:22px;gap:6px}.sidebar-brand img{width:28px}.category-open h2{font-size:27px}.forest-footer{margin-inline:-20px}}
@media(max-width:760px){.sidebar-brand{display:none}.workspace[data-view=library] .library-heading{margin:0 0 16px;gap:16px}.forest-hero{min-height:260px;padding:18px 12px 135px;grid-template-columns:1fr 1fr;gap:8px 16px;border-radius:20px;background-size:100% auto;background-color:#d9f1ff}.workspace[data-view=library] .forest-hero h1{grid-column:1/-1;grid-row:1;font-size:29px;line-height:1.25;letter-spacing:-.8px;margin:0 auto 2px;max-width:24ch}.forest-hero p{font-size:13px;line-height:1.5;transform:none;margin:0;align-self:start}.forest-hero-encouragement{grid-column:1;grid-row:2}.forest-hero-discovery{grid-column:2;grid-row:2}.learning-category-card[data-category]{padding:10px 6px 12px}.category-open h2{font-size:clamp(21px,5.4vw,27px);letter-spacing:-.6px}.category-counts .lesson-total,.category-counts .lesson-today,.category-counts .lesson-week{font-size:15px;padding:4px 12px}.forest-footer{margin:24px -16px -24px;min-height:140px}.forest-footer::after{background-size:58px 80px,40px 56px,58px 80px,40px 56px;background-position:left -4px bottom -8px,left 38px bottom -12px,right -4px bottom -8px,right 38px bottom -12px}}
@media(prefers-reduced-motion:no-preference){.learning-category-card[data-category]{transition:box-shadow .18s,border-color .18s}}
#home-settings{width:min(780px,calc(100% - 32px));max-height:80dvh;border:1px solid #d5e6df;border-radius:22px;padding:24px;color:#17384b;background:#fff;box-shadow:0 24px 80px #103b3240}
#home-settings::backdrop{background:#153e3960;backdrop-filter:blur(4px)}
#home-settings .dialog-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
#home-settings h2{margin:0;font-size:28px}#home-settings h3{margin:0 0 20px;font-size:24px}
.settings-information-layout{display:grid;grid-template-columns:120px minmax(0,1fr);gap:24px}
#settings-information{width:100%;border:0;border-radius:10px;background:#e7f5ee;color:#165741;padding:14px;font-size:18px;font-weight:750}
#home-settings .source-catalog{margin:0;padding:16px;background:#f4f9fc;border-radius:12px}#home-settings .source-catalog summary{font-size:18px;font-weight:700}
@media(max-width:760px){#home-settings{padding:20px}.settings-information-layout{grid-template-columns:1fr;gap:16px}#settings-information{width:auto;padding:10px 20px}.site-header nav.learning-steps #open-home-settings{font-size:10px}}

/* Compact selection controls; advanced choices stay available on demand. */
#library-selection-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px max(20px,calc((100vw - 1100px)/2));max-height:55dvh;overflow:auto}
#library-selection-bar[hidden]{display:none}
#library-selection-bar .library-selection-summary{flex:1;min-width:180px}
#library-selection-breakdown,#library-selection-basis,#library-order-preview{display:none}
#library-selection-bar .library-selection-total{font-size:20px;margin:0}
#library-selection-bar .library-order-line{display:none}
#library-selection-options{position:relative;flex:0 0 auto}
#library-selection-options>summary{padding:10px 14px;cursor:pointer;font-size:16px}
#library-selection-options .library-selection-options-body{display:grid;gap:12px;width:min(440px,calc(100vw - 48px));padding:16px;background:#f5f9fb;border-radius:14px}
#library-learning-order{border:0;padding:0;margin:0}
#library-selection-bar .library-time-note span{display:none}
#library-selection-bar>.primary-button{min-height:46px;padding:10px 20px}
#library-selection-bar .library-selection-feedback:has(p[hidden]):has(button[hidden]){display:none}
@media(max-width:760px){#library-selection-bar{padding:10px 16px;gap:8px}#library-selection-bar .library-selection-summary{min-width:0}#library-selection-bar>.primary-button{flex:1;padding:10px 8px}#library-selection-options[open]{flex-basis:100%;order:5}#library-selection-options .library-selection-options-body{width:100%}}

#lesson-title{display:flex;align-items:flex-start;gap:8px;position:relative}#lesson-title h2{flex:1;margin:0}.lesson-source-icon{flex:0 0 auto;border:0;margin:0;padding:0}.lesson-source-icon>summary{list-style:none;color:#75909b;font-size:18px;cursor:pointer;padding:6px;line-height:1}.lesson-source-icon>summary::-webkit-details-marker{display:none}.lesson-source-icon[open]>div{position:absolute;right:0;top:100%;z-index:10;background:white;border:1px solid #d7e6eb;border-radius:12px;padding:16px;width:min(420px,100%);box-shadow:0 8px 28px #173a4820}#mixed-learning-status{display:none!important}

#word-detail .word-meaning,#word-detail .word-example-ko{display:flex;align-items:center;justify-content:space-between;gap:12px}#word-detail [data-detail-native]{flex-shrink:0;width:36px;height:36px;min-width:36px;min-height:36px;font-size:14px}

.site-header .home-language-settings .language-arrow{align-self:end;display:flex;align-items:center;justify-content:center;height:46px;color:#7c969f}.language-arrow svg{width:20px;height:20px}#language-search-dialog{width:min(1080px,calc(100vw - 40px));max-width:none;height:min(860px,90dvh);max-height:90dvh;padding:28px;box-sizing:border-box}#language-search-results{max-height:none;height:calc(100% - 210px);overflow:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-content:start;gap:12px}@media(max-width:760px){#language-search-dialog{width:calc(100vw - 20px);height:92dvh;max-height:92dvh;padding:20px}#language-search-results{grid-template-columns:repeat(2,minmax(0,1fr));height:calc(100% - 240px)}}

#language-search-results .language-result:disabled{background:#f0f2f4;border-color:#dce1e5;color:#78858e;cursor:not-allowed;opacity:1;box-shadow:none}#language-search-results .language-result:disabled strong,#language-search-results .language-result:disabled span{color:#78858e}#language-search-results .language-result:disabled .language-country-flag{filter:grayscale(.75);opacity:.65}

.multi-topic-picker{position:relative;width:100%;min-width:0}.multi-topic-picker>summary{list-style:none;cursor:pointer;min-height:44px;border:1px solid #d3e2e8;border-radius:10px;background:white;padding:10px 12px;display:flex;justify-content:space-between;align-items:center;white-space:nowrap}.multi-topic-picker>summary:after{content:'⌄';margin-left:12px}.multi-topic-panel{position:absolute;top:calc(100% + 8px);left:0;z-index:30;width:min(400px,calc(100vw - 40px));max-height:400px;overflow:auto;background:white;border:1px solid #d3e2e8;border-radius:14px;box-shadow:0 12px 30px #173a4820;padding:12px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.multi-topic-panel label{display:flex!important;gap:8px;align-items:center;padding:8px;font-size:14px!important}.multi-topic-panel input{width:18px;min-height:18px;height:18px}.multi-topic-panel button{grid-column:1/-1;justify-self:start}@media(max-width:760px){.multi-topic-panel{left:0;width:min(340px,calc(100vw - 40px))}}

#category-filter[hidden]{display:none!important}

/* Locally bundled typography and uncluttered app navigation. */
@font-face{font-family:Pretendard;font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/Pretendard-Regular.woff2') format('woff2')}
@font-face{font-family:Pretendard;font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/Pretendard-Bold.woff2') format('woff2')}
:root{--sans:Pretendard,'Noto Sans KR','DM Sans',sans-serif}
.workspace[data-view=library] .forest-hero h1{font-family:var(--sans);font-size:clamp(32px,2.8vw,42px);font-weight:700;letter-spacing:-.7px;line-height:1.35;word-break:keep-all;overflow-wrap:normal;margin:8px auto 0;max-width:21ch}
.forest-hero p{font-family:var(--sans);font-weight:400;word-break:keep-all;overflow-wrap:normal;line-height:1.65;font-size:clamp(15px,1.3vw,19px)}
.forest-hero-encouragement,.forest-hero-discovery{transform:none}
@media(min-width:761px){
 .site-header nav.learning-steps{height:100dvh;gap:0}
 .site-header nav.learning-steps .sidebar-brand{left:14px;right:14px;justify-content:center;font-weight:700}
 .sidebar-menu-group{display:flex;flex-direction:column;gap:8px;width:100%;margin:0}
 .sidebar-bottom{display:flex;flex-direction:column;gap:8px;width:100%;margin-top:auto;padding-top:24px}
 .site-header nav.learning-steps .sidebar-bottom [data-admin-link]{margin-top:0;order:0}
 .site-header nav.learning-steps .sidebar-bottom #open-home-settings{order:1}
}

@media(max-width:760px){
 .sidebar-menu-group,.sidebar-bottom{display:contents}
 .workspace[data-view=library] .forest-hero h1{font-size:28px;letter-spacing:-.4px;line-height:1.35;margin:0 auto 2px}
 .forest-hero p{font-size:13px;line-height:1.6}
}
/* Touch friendly topic rows and a clear selection dock. */
.workspace[data-view=library] .multi-topic-picker .multi-topic-panel{width:400px;max-width:calc(100vw - 40px);padding:8px;gap:5px;grid-template-columns:repeat(2,minmax(0,1fr));max-height:min(460px,65dvh);scrollbar-width:thin}
.workspace[data-view=library] .multi-topic-picker .multi-topic-panel label{min-width:0;min-height:44px;display:flex!important;flex-direction:row;gap:9px;margin:0;padding:10px;border:1px solid transparent;border-radius:9px;cursor:pointer;font-size:15px!important;background:#f5f8fa;color:#294957;word-break:keep-all;line-height:1.3}
.workspace[data-view=library] .multi-topic-picker .multi-topic-panel label:hover{background:#edf6f1}
.workspace[data-view=library] .multi-topic-picker .multi-topic-panel label:has(:checked){background:#e3f4ec;border-color:#8bbdaa;color:#146749}
.workspace[data-view=library] .multi-topic-picker .multi-topic-panel input[type=checkbox]{appearance:auto;flex:0 0 17px;width:17px!important;height:17px!important;min-height:17px;max-width:17px;margin:0;padding:0;accent-color:#18785d;box-shadow:none;border-radius:4px}
.topic-name{flex:1;min-width:0}.topic-count{flex:none;color:#728993;font-size:12px;font-variant-numeric:tabular-nums}
.multi-topic-header{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;position:sticky;top:-8px;z-index:1;background:white;padding:5px 2px 8px;border-bottom:1px solid #edf1f3;margin-bottom:3px}
.workspace[data-view=library] .multi-topic-header button{min-height:36px;padding:7px 12px;border:0;border-radius:8px;background:#edf5f1;color:#18785d;font-size:14px;cursor:pointer}
.workspace[data-view=library] .multi-topic-header button:last-child{background:transparent;color:#627b88}
.category-selection-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:12px 16px;border:1px solid #dce9e6;background:#fff;border-radius:16px;box-shadow:0 4px 18px #214e4208}
.category-selection-actions p{display:flex;flex-wrap:wrap;gap:6px;flex:1;margin:0;min-width:0;color:#67818d;font-size:15px}
.category-selection-actions[data-has-selection=true]{position:sticky;bottom:16px;z-index:20;border-color:#a9d2c2;box-shadow:0 8px 30px #1948391a}
.category-selection-chip{display:inline-flex;align-items:center;min-height:36px;border:0;border-radius:9px;padding:7px 10px;background:#eaf5ef;color:#176c50;font-size:14px;cursor:pointer;word-break:keep-all}
.category-selection-actions .primary-button{min-height:44px;padding:10px 22px;border-radius:11px;white-space:nowrap;font-size:16px;font-weight:700}
.category-selection-actions .primary-button:disabled{background:#f1f4f6;border:1px solid #e0e7eb;color:#8b9aa2;opacity:1;box-shadow:none}
@media(max-width:760px){.workspace[data-view=library] .multi-topic-picker .multi-topic-panel{width:min(360px,calc(100vw - 32px));grid-template-columns:1fr 1fr}.workspace[data-view=library] .multi-topic-picker .multi-topic-panel label{padding:9px 8px;font-size:14px!important;gap:7px}.category-selection-actions{gap:10px;padding:10px 12px}.category-selection-actions[data-has-selection=true]{bottom:calc(82px + env(safe-area-inset-bottom))}.category-selection-actions p{font-size:14px}.category-selection-actions .primary-button{padding:10px 14px;flex:none}.category-selection-chip{font-size:12px;padding:6px 8px}}

/* Keep desktop navigation and content together in a centered application frame. */
@media(min-width:761px){
 body{--app-sidebar-width:208px;--app-frame-width:1448px;--app-frame-inset:max(24px,calc((100vw - var(--app-frame-width))/2));padding-left:calc(var(--app-frame-inset) + var(--app-sidebar-width));padding-right:var(--app-frame-inset)}
 .site-header nav.learning-steps{left:var(--app-frame-inset);width:var(--app-sidebar-width)}
 .sidebar-menu-group{position:static;transform:none;width:100%;margin:0}
}
@media(min-width:1600px){body{--app-sidebar-width:228px;--app-frame-width:1468px}}
@media(min-width:761px) and (max-width:1100px){body{--app-sidebar-width:180px;--app-frame-inset:16px}}
@media(min-width:761px){.site-header nav.learning-steps{padding-top:24px}}

/* Strong category titles with quiet, consistent typography across the app. */
body,button,input,select,textarea{font-family:var(--sans)}
.workspace .category-open h2{font-family:var(--sans);font-size:clamp(30px,2.6vw,36px);font-weight:700;line-height:1.22;letter-spacing:-1px;word-break:keep-all;overflow-wrap:normal;margin-block:0 6px}
@media(max-width:1100px) and (min-width:761px){.workspace .category-open h2{font-size:28px}}
@media(max-width:760px){.workspace .category-open h2{font-size:clamp(23px,5.8vw,28px);line-height:1.25;letter-spacing:-.7px;min-height:2.5em;display:flex;align-items:center;justify-content:center}}
@media(max-width:360px){.workspace .category-open h2{font-size:21px}}
/* Translated navigation labels must fit beside fixed icons and count badges. */
@media(min-width:761px){
 .site-header nav.learning-steps .nav-button{white-space:normal;height:auto;min-width:0;gap:10px}
 .site-header nav.learning-steps .nav-button>span:not(.nav-count){flex:1 1 0;min-width:0;white-space:normal;overflow-wrap:anywhere;word-break:normal;line-height:1.35}
 .site-header nav.learning-steps .nav-count{flex:0 0 auto;margin-left:0}
}
/* Match the visible artwork height, including the smaller pattern illustration. */
.workspace .category-open .category-art-wrap{height:210px;width:100%;overflow:visible}
.workspace .category-art-wrap img{width:210px;height:210px;max-width:none;object-fit:contain;transform:scale(var(--category-art-scale,1.025))}
.learning-category-card[data-category=news]{--category-art-scale:1.125}
.learning-category-card[data-category=bible]{--category-art-scale:1.06}
.learning-category-card[data-category=patterns]{--category-art-scale:1.39}
@media(min-width:761px) and (max-width:1100px){.workspace .category-open .category-art-wrap{height:184px}.workspace .category-art-wrap img{width:184px;height:184px}}
@media(max-width:760px){.workspace .category-open .category-art-wrap{height:150px}.workspace .category-art-wrap img{width:150px;height:150px}}
@media(max-width:360px){.workspace .category-open .category-art-wrap{height:134px}.workspace .category-art-wrap img{width:134px;height:134px}}
.completed-learning-filter{display:flex;align-items:center;gap:10px;width:fit-content;min-height:44px;margin:8px 0 12px;padding:8px 14px;border:1px solid #d5e6df;border-radius:12px;background:#fff;color:#245c4e;font-size:15px;cursor:pointer}
.completed-learning-filter input{width:18px;height:18px;margin:0;accent-color:#21846a}
/* Keep the fixed player inside the same desktop frame as the workspace. */
@media(min-width:761px){
 .audio-bar{left:calc(var(--app-frame-inset) + var(--app-sidebar-width));right:var(--app-frame-inset);width:auto;padding-inline:20px}
}

/* Personal information and settings share the sidebar footer. */
.sidebar-account-actions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px;width:100%}
.site-header nav.learning-steps .sidebar-account-actions .nav-button{justify-content:center;gap:6px;padding:12px 6px;font-size:14px;min-height:48px}
.site-header nav.learning-steps .sidebar-account-actions .nav-button svg{width:18px;height:18px;flex:none}
.site-header nav.learning-steps .sidebar-account-actions .nav-button>span{flex:0 1 auto;text-align:center}
@media(max-width:760px){.sidebar-account-actions{display:flex;gap:4px;width:auto}}

/* New portraits share the same canvas and visible character scale. */
.learning-category-card[data-category]{--category-art-scale:1.08}
/* Keep the whole banner visible at its original panoramic ratio. */
.workspace[data-view=library] .forest-hero{display:block;box-sizing:border-box;width:100%;height:auto;min-height:0;aspect-ratio:3/1;padding:0;background-size:contain;background-position:center;border-radius:24px}
.workspace[data-view=library] .forest-hero h1{position:absolute;inset:14% 22% auto;width:auto;max-width:none;margin:0;font-size:clamp(22px,2.8vw,42px);line-height:1.3}
@media(max-width:760px){.workspace[data-view=library] .forest-hero{aspect-ratio:3/1;border-radius:16px}.workspace[data-view=library] .forest-hero h1{inset:12% 19% auto;font-size:clamp(14px,4vw,26px);line-height:1.25}}