.home-main{padding-top:0}.home-hero{max-width:740px;margin:0 auto;text-align:center;padding:47px 0 38px}.home-hero h1{font-size:clamp(34px,4.5vw,54px);line-height:1.14;letter-spacing:-1.8px;font-weight:500;margin:16px 0 19px;color:#173f5c}.home-hero p{max-width:520px;margin:0 auto;color:#607d91;font-size:14px;line-height:1.8}.home-eyebrow{display:inline-flex;align-items:center;gap:8px;color:#147752;font-size:10px;letter-spacing:1.2px;font-weight:600}.home-eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:#00ae70;box-shadow:0 0 0 4px #00ae7010}.language-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:19px;margin:6px 0 34px}.language-card{aspect-ratio:1;display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;padding:24px;border:1px solid #fff;border-radius:27px;background:linear-gradient(150deg,#fffffff5,#ffffff9c);box-shadow:inset 0 1px 2px #fff,0 10px 25px #236b9b0c,0 0 0 1px #cde2ed66;backdrop-filter:blur(18px);transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden}.language-card::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 100% 0,#dbeeff88,transparent 65%);pointer-events:none}.language-card>*{position:relative}.language-card:hover{transform:translateY(-4px);box-shadow:inset 0 1px 2px #fff,0 14px 30px #236b9b1c,0 0 0 1px #8fbfe188}.language-card:active{transform:translateY(-1px)}.language-card.is-available::before{background:radial-gradient(ellipse at 100% 0,#d4f5e388,transparent 65%)}.language-flag{display:block;width:76px;height:auto;aspect-ratio:1.5;overflow:hidden;border-radius:8px;box-shadow:0 4px 10px #174e6b19,0 0 0 1px #193e5d0a}.language-card h2{font-size:22px;font-weight:600;letter-spacing:-.6px;margin:17px 0 5px;color:#204e70}.language-card p{font-size:10px;color:#6e8698;margin:0;line-height:1.6}.language-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:7px;width:100%;margin-top:13px}.course-state{font-size:9px;color:#668398;display:flex;gap:6px;align-items:center}.course-state::before{content:'';width:5px;height:5px;border-radius:50%;background:#a6becc;flex-shrink:0}.is-available .course-state{color:#008052}.is-available .course-state::before{background:#00af70}.card-arrow{display:grid;place-items:center;width:29px;height:29px;border:1px solid #fff;border-radius:50%;background:linear-gradient(145deg,#fff,#d9edff80);color:#2473af;box-shadow:inset 0 1px #fff,0 2px 8px #316b9612;font-size:17px;flex-shrink:0}.home-facts{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin:0 0 43px;color:#6b8799;font-size:10px}.home-facts span{display:flex;align-items:center;gap:7px}.home-facts svg{width:16px;height:16px;color:#1d8c6e}.home-about{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:16px}.home-about article{padding:27px 29px}.home-about h2{font-size:18px;line-height:1.4;margin:12px 0}.home-about p{color:#678293;font-size:12px;line-height:1.9;margin:0}.home-about a{color:#196eb1;text-decoration:underline;text-underline-offset:3px}.about-icon{display:grid;place-items:center;width:35px;height:35px;border-radius:12px;background:#e0f0ff;color:#176dc1}.about-icon.green{background:#e1f8ed;color:#009967}.about-icon svg{width:20px;height:20px}.home-footer-links,.course-language-nav{display:flex;gap:12px;flex-wrap:wrap}.home-footer-links a,.course-language-nav a{font-size:10px;color:#4d7693}.home-footer-links a:hover,.course-language-nav a:hover{text-decoration:underline}.home-footer-links a[aria-current=page]{color:#08764e;font-weight:650}.course-header-nav{display:flex;align-items:center;gap:10px}.course-back{font-size:11px;color:#377199;white-space:nowrap}.course-identity{display:flex;align-items:center;gap:9px}.course-identity .language-flag{width:30px;border-radius:4px;box-shadow:0 2px 5px #174e6b14}.course-notice{display:flex;gap:11px;align-items:flex-start;background:linear-gradient(120deg,#eef7ff,#fff);border:1px solid #d5e9f6;border-radius:16px;padding:17px 20px;margin:0 0 23px;color:#49718e;font-size:12px;line-height:1.7}.course-notice strong{display:block;color:#286690;margin-bottom:3px}.course-notice .notice-dot{width:7px;height:7px;border-radius:50%;background:#3c94d2;flex-shrink:0;margin-top:8px}.course-footer{align-items:flex-start;flex-wrap:wrap}.course-footer-copy{display:flex;flex-direction:column;gap:10px}.course-language-nav a[aria-current=page]{font-weight:650;color:#008656}.course-ai{font-size:10px;color:#6c8799}.course-ai a{color:#2879b0;text-decoration:underline;text-underline-offset:3px}
@media(max-width:1000px){.language-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:740px;margin-inline:auto;gap:22px}.language-card{padding:28px}.language-flag{width:94px}.language-card h2{font-size:26px}.language-card p{font-size:12px}.course-state{font-size:11px}.home-about{max-width:740px;margin-inline:auto}.course-header-nav{flex-wrap:wrap;justify-content:flex-end}.course-header-nav .language-badge{display:none}}
@media(max-width:600px){.home-hero{padding:28px 2px 31px}.home-hero h1{font-size:38px}.home-hero p{font-size:12px;max-width:330px}.home-eyebrow{font-size:8px}.language-grid{gap:13px}.language-card{padding:18px;border-radius:21px}.language-flag{width:65px;border-radius:6px}.language-card h2{font-size:20px;margin-top:12px}.language-card p{font-size:9px;line-height:1.5}.language-card-bottom{margin-top:11px}.course-state{font-size:8px}.card-arrow{width:24px;height:24px;font-size:15px}.home-about{grid-template-columns:1fr;gap:14px}.home-about article{padding:23px}.home-facts{gap:10px 17px;font-size:9px;margin-bottom:30px}.home-footer-links{gap:11px}.course-back{font-size:10px}.course-header-nav{gap:8px}.course-identity .language-flag{display:none}.course-notice{font-size:11px;padding:15px}.course-language-nav{gap:10px 14px}}
@media(max-width:500px){body[data-course] .site-header{flex-wrap:wrap;gap:14px}.course-header-nav{width:100%;justify-content:space-between}.course-header-nav .course-identity .language-flag{display:block}.home-page .site-header{gap:10px}.home-page .site-header>.btn{font-size:9px;padding:10px;min-height:38px}.home-page .site-header .brand{font-size:24px;gap:8px}.home-page .site-header .brand>span{width:31px;height:31px}}
@media(max-width:380px){.language-card{padding:14px}.language-card h2{font-size:18px}.language-flag{width:56px}.language-card p{font-size:8px}.course-state{font-size:7px}.course-header-nav .course-back{max-width:67px;white-space:normal;line-height:1.4}.home-hero h1{font-size:33px}}

/* Match the learning cards: soft frosted glass and floating shadows. */
.home-page .language-card,.home-page .home-about .panel{border-radius:11px;background:linear-gradient(135deg,#ffffff70,#ffffff30 55%,#e7f3ff38);border:1px solid #ffffff1f;backdrop-filter:blur(24px) saturate(140%);-webkit-backdrop-filter:blur(24px) saturate(140%);box-shadow:inset 0 1px 3px #ffffff30,inset 1px 0 3px #ffffff12,0 5px 12px #173e571b,0 16px 30px -7px #173e5736,0 30px 55px -12px #173e573b}.home-page .language-card::before{background:linear-gradient(125deg,#ffffff18,transparent 65%)}.home-page .language-card.is-available::before{background:radial-gradient(ellipse at 100% 0,#d4f5e330,transparent 65%)}.home-page .language-card:hover{border-color:#ffffff66;box-shadow:inset 0 1px 3px #ffffff50,0 8px 18px #173e5720,0 23px 38px -8px #173e5742,0 35px 60px -12px #173e573b}

.language-card[hidden],.filter-panel[hidden]{display:none}.language-filter{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:0 0 22px}.language-filter p{margin:6px 0 0;font-size:12px;color:#436c86}.language-filter .btn{gap:8px}.language-filter .btn svg{width:18px;height:18px}.filter-panel{flex-basis:100%;padding:18px 20px;border:1px solid #ffffffa6;border-radius:11px;background:#ffffff66;box-shadow:0 6px 22px #173e5712;backdrop-filter:blur(20px)}.filter-panel label{display:block;font-size:11px;color:#245d79;margin-bottom:8px}.filter-panel select{width:100%;max-width:340px;padding:12px 14px;border:1px solid #c6dce9;background:#ffffffb3;border-radius:10px;color:#204e70;font:inherit;font-size:13px}.filter-panel p{font-size:11px}.direction-flags{display:flex;align-items:center;gap:12px;color:#4d7a96}.direction-flags .source-flag .language-flag{width:38px;border-radius:4px}.direction-flags>.language-flag{width:64px}.source-caption{display:block;margin-top:16px;font-size:11px;color:#52768e}.language-card .source-caption+h2{margin-top:4px}.language-card{aspect-ratio:auto;min-height:255px}@media(max-width:600px){.direction-flags{gap:7px}.direction-flags>.language-flag{width:47px}.direction-flags .source-flag .language-flag{width:28px}.language-card{min-height:223px}.language-filter{margin-bottom:18px}.language-filter p{font-size:11px}}

/* Open language controls sit directly on the page. */
.home-page .language-filter{align-items:center;gap:14px 24px;margin:0 0 26px;padding:0 2px}.home-page .filter-panel{flex-basis:auto;display:flex;align-items:center;gap:13px;padding:0;background:none;border:0;border-radius:0;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}.home-page .filter-panel label{margin:0;white-space:nowrap;font-size:12px;font-weight:550;color:#446e87}.home-page .filter-panel select{width:225px;max-width:100%;padding:12px 38px 12px 16px;border:1px solid #b9d5e67d;border-radius:999px;background-color:#ffffff65;color:#174f75;box-shadow:inset 0 1px 1px #ffffffc9,0 4px 12px #22577b0c;backdrop-filter:blur(12px);font-size:13px;font-weight:550;cursor:pointer;transition:background-color .2s,box-shadow .2s}.home-page .filter-panel select:hover{background-color:#ffffffb3;box-shadow:inset 0 1px 1px #fff,0 5px 16px #22577b18}.home-page .language-filter .kicker{font-size:9px;letter-spacing:1.3px}.home-page .language-filter #directionSummary{font-size:12px;margin-top:5px}@media(max-width:600px){.home-page .language-filter{gap:16px}.home-page .filter-panel{width:100%;justify-content:space-between}.home-page .filter-panel select{width:215px}}

.home-page .language-filter{flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:14px}.home-page .filter-panel{width:auto;justify-content:center}@media(max-width:600px){.home-page .filter-panel{width:auto;justify-content:center}}

.flag-select{position:relative;text-align:left;z-index:4}.flag-select-trigger{display:flex;align-items:center;justify-content:space-between;gap:20px;min-width:245px;padding:11px 16px;border:1px solid #b9d5e67d;border-radius:24px;background:#ffffff80;color:#174f75;box-shadow:inset 0 1px #fff,0 4px 12px #22577b12;font:inherit;font-size:13px;cursor:pointer;backdrop-filter:blur(12px)}#sourceLanguageValue{display:flex;align-items:center;gap:10px}.flag-select .language-flag{width:29px;height:19px;border-radius:3px;box-shadow:0 1px 4px #173e5720;flex-shrink:0}.flag-select-options{position:absolute;top:calc(100% + 8px);left:0;right:0;padding:6px;border:1px solid #ffffffd9;border-radius:15px;background:#f8fcfff5;backdrop-filter:blur(22px);box-shadow:0 12px 30px #173e5730}.flag-select-options[hidden]{display:none}.flag-select-options button{display:flex;align-items:center;gap:10px;width:100%;padding:10px;border:0;border-radius:9px;background:transparent;color:#24536f;text-align:left;font:inherit;font-size:12px;cursor:pointer}.flag-select-options button:hover,.flag-select-options button:focus-visible{background:#dfedfa}.flag-select-options button[aria-selected=true]{background:#dcf4e9;color:#087443}.all-languages-icon{display:grid;place-items:center;width:29px;font-size:23px;color:#286c99}#sourceLanguageLabel{font-size:12px;font-weight:550;color:#446e87}.home-page .filter-panel select[hidden]{display:none}
.course-switch{position:relative;z-index:12}.course-switch>summary{display:flex;align-items:center;gap:8px;list-style:none;cursor:pointer;padding:11px 14px;border:1px solid #ffffffad;border-radius:14px;background:#ffffff70;box-shadow:inset 0 1px #fff,0 4px 12px #22577b12;color:#26618d;font-size:11px;white-space:nowrap}.course-switch>summary::-webkit-details-marker{display:none}.course-switch>summary svg{width:17px;height:17px}.course-switch[open]>summary{background:#e0effbcc}.course-switch-menu{position:absolute;right:0;top:calc(100% + 10px);width:330px;max-width:calc(100vw - 36px);max-height:65vh;overflow:auto;overscroll-behavior:contain;padding:17px;border:1px solid #ffffffdf;border-radius:15px;background:#f5fbfff5;backdrop-filter:blur(24px);box-shadow:0 16px 38px #173e5730}.course-switch-menu>.kicker{margin:0 0 12px}.switch-source{padding:9px 0;border-top:1px solid #d5e4ef}.switch-source h3{display:flex;align-items:center;gap:9px;font-size:11px;color:#52768e;margin:5px 0 8px}.switch-source .language-flag{width:25px;height:17px;border-radius:3px;flex-shrink:0}.switch-source a{display:flex;align-items:center;gap:10px;padding:9px 10px;color:#24536f;border-radius:9px;font-size:12px}.switch-source a:hover{background:#dfedfa}.switch-source a[aria-current=page]{background:#dcf4e9;color:#087443;font-weight:650}.switch-current{margin-left:auto}.switch-source.current-source h3{color:#1766a0}@media(max-width:500px){.course-switch>summary{padding:10px;font-size:10px}.course-header-nav{gap:7px}.course-switch-menu{right:-65px}}

.home-header-tools{display:flex;align-items:center;gap:22px}.page-language{display:flex;flex-direction:column;gap:5px;flex-shrink:0}.page-language-caption{font-size:8px;letter-spacing:1px;text-transform:uppercase;color:#648398}.page-language-value{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:550;color:#24536f}.page-language-value .language-flag{width:23px;height:15px;border-radius:3px;box-shadow:0 1px 4px #173e5715}.course-header-nav{flex-wrap:wrap}.course-header-nav .page-language{margin-right:7px}@media(max-width:600px){.home-header-tools{gap:12px}.home-header-tools>.btn{display:none}.page-language-caption{font-size:7px}.page-language-value{font-size:10px}.home-page .site-header{align-items:center}}

@media(min-width:1001px){.language-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}

.home-page .language-card .direction-flags>.language-flag{width:76px;height:auto}.home-page .language-card h2{margin-top:17px}@media(max-width:600px){.home-page .language-card .direction-flags>.language-flag{width:65px}}@media(max-width:380px){.home-page .language-card .direction-flags>.language-flag{width:56px}}

/* Japan begins the next row after the four established course tiles. */
.language-card[data-target="ja-JP"]{order:1}@media(min-width:1001px){.language-card[data-target="ja-JP"]{grid-column:1}}

.site-language-select{font:inherit;color:#24536f;font-size:11px;font-weight:550;background:#ffffff80;border:1px solid #c5dce980;border-radius:12px;padding:8px 26px 8px 10px;cursor:pointer;box-shadow:inset 0 1px #fff,0 3px 8px #173e570a}.site-language-select:hover{background:#ffffffc9}.page-language-caption{white-space:nowrap}

.site-language-select[hidden]{display:none}.site-locale-picker{position:relative;z-index:30}.site-locale-trigger{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 11px;border:1px solid #c5dce980;border-radius:12px;background:#ffffff80;color:#24536f;font:inherit;font-size:11px;cursor:pointer;box-shadow:inset 0 1px #fff,0 3px 8px #173e570a}#siteLocaleValue{display:flex;align-items:center;gap:8px;white-space:nowrap}.site-locale-picker .language-flag{display:block;width:24px;height:16px;border-radius:3px;box-shadow:0 1px 4px #173e5718;flex-shrink:0}.site-locale-options{position:absolute;right:0;top:calc(100% + 8px);width:200px;padding:6px;background:#f8fcfff7;border:1px solid #ffffffdb;border-radius:13px;backdrop-filter:blur(22px);box-shadow:0 12px 30px #173e5730}.site-locale-options[hidden]{display:none}.site-locale-options button{display:flex;align-items:center;gap:10px;width:100%;border:0;border-radius:8px;padding:10px;background:transparent;color:#24536f;font:inherit;font-size:12px;text-align:left;cursor:pointer}.site-locale-options button:hover,.site-locale-options button:focus-visible{background:#dfedfa}.site-locale-options button[aria-selected=true]{background:#dcf4e9;color:#087443}

/* Balanced course navigation: context above, compact aligned controls below. */
body[data-course] .site-header{align-items:center;gap:24px}.course-header-nav{display:flex;flex-direction:column;align-items:flex-end;gap:12px;min-width:0}.course-header-context{display:flex;align-items:center;justify-content:flex-end;gap:15px;flex-wrap:wrap}.course-header-context .course-back{font-size:11px;color:#3c6c8c}.course-header-context .course-identity{padding-left:15px;border-left:1px solid #bfd7e680;gap:8px}.course-header-context .language-badge{display:block;font-size:10px;line-height:1.5;letter-spacing:0;color:#446d86;text-align:left;max-width:none}.course-header-context .language-flag{width:25px;height:17px;border-radius:3px}.course-header-controls{display:flex;align-items:flex-end;gap:10px}.course-header-controls .page-language{margin:0;gap:5px}.course-header-controls .page-language-caption{font-size:7px;letter-spacing:.9px;padding-left:3px}.course-header-controls .site-locale-trigger,.course-header-controls .course-switch>summary,.course-header-controls>#showPath{min-height:39px;border-radius:12px;padding:9px 12px;font-size:11px;box-sizing:border-box}.course-header-controls .site-locale-trigger{min-width:126px}.course-header-controls .course-switch>summary{gap:7px}.course-header-controls>#showPath{margin:0}.course-header-controls .course-switch-menu{right:0}.course-header-controls .site-locale-options{z-index:35}@media(max-width:700px){body[data-course] .site-header{align-items:flex-start;gap:18px;flex-wrap:wrap}.course-header-nav{width:100%;align-items:stretch;gap:14px}.course-header-context{justify-content:space-between;gap:10px}.course-header-controls{justify-content:space-between;gap:7px}.course-header-context .course-identity{border-left:0;padding-left:0}.course-header-context .language-badge{max-width:230px;font-size:9px}.course-header-controls .site-locale-trigger,.course-header-controls .course-switch>summary,.course-header-controls>#showPath{font-size:10px;padding:9px 10px}.course-header-controls .site-locale-trigger{min-width:116px}.course-header-context .course-back{max-width:none;white-space:nowrap}.course-header-context .course-identity .language-flag{display:block}}@media(max-width:380px){.course-header-controls{flex-wrap:wrap;justify-content:flex-start}.course-header-controls .page-language{flex-basis:100%;align-items:flex-start}.course-header-context .language-badge{max-width:185px}}

.home-page .home-hero p,.home-page .language-filter #directionSummary,.home-page #sourceLanguageLabel,.home-page .home-facts{color:#315770}.home-page .language-filter .kicker{color:#275e87}

/* Center the course identities; double both flag dimensions for four times the area. */
.home-page .language-card{align-items:center;text-align:center}
.home-page .language-card>div:first-child{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;width:100%;min-width:0}
.home-page .language-card .direction-flags{justify-content:center;width:100%}
.home-page .language-card .direction-flags>.language-flag{width:152px;max-width:100%;height:auto;flex-shrink:0}
@media(max-width:600px){.home-page .language-card .direction-flags>.language-flag{width:130px}}
@media(max-width:380px){.home-page .language-card .direction-flags>.language-flag{width:112px}}

.home-page .card-arrow{width:36px;height:36px;border:1px solid #ffffffde;background:linear-gradient(145deg,#ffffffeb,#d2e9f3a1);box-shadow:inset 0 1px 2px #fff,0 4px 10px #214d6821;color:#176b9e}
.home-page .card-arrow svg{display:block;width:19px;height:19px;stroke-width:1.8}
.home-page .about-icon{width:44px;height:44px;border-radius:14px;border:1px solid #ffffffc7;background:linear-gradient(145deg,#f0faffdd,#c6e9ffc9);box-shadow:inset 0 1px 2px #fff,0 5px 12px #2255741a;color:#1778b5}
.home-page .about-icon.green{background:linear-gradient(145deg,#effff8e8,#bdeedcba);color:#009a70}
.home-page .about-icon svg{display:block;width:23px;height:23px;stroke-width:1.8}

/* Generated square flag artwork is embedded into the glass, rather than framed above it. */
.home-page .language-card{aspect-ratio:1;min-height:0;isolation:isolate}
.home-page .language-card>.language-card-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.76;z-index:0;pointer-events:none;mask-image:linear-gradient(#000 0%,#000 44%,#0009 65%,transparent 84%);-webkit-mask-image:linear-gradient(#000 0%,#000 44%,#0009 65%,transparent 84%)}
.home-page .language-card::after{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,#ffffff08 25%,#ffffff24 48%,#f4fbffc9 77%,#eef9ffc2)}
.home-page .language-card>.language-card-content{position:absolute;left:18px;right:18px;bottom:67px;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center}
.home-page .language-card-content h2{margin:0 0 5px;text-shadow:0 1px 8px #ffffffe6}
.home-page .language-card-content p{color:#355e76;text-shadow:0 1px 5px #ffffffc9}
.home-page .language-card>.language-card-bottom{position:absolute;left:18px;right:18px;bottom:18px;width:auto;margin:0;z-index:2}
.home-page .language-card .course-state{color:#315f77;text-align:left}
.home-page .language-card.is-available .course-state{color:#007f5d}
@media(max-width:600px){.home-page .language-card{aspect-ratio:auto;min-height:224px}.home-page .language-card>.language-card-content{left:12px;right:12px;bottom:66px}.home-page .language-card-content h2{font-size:18px}.home-page .language-card>.language-card-bottom{left:12px;right:12px;bottom:14px}.home-page .language-card .course-state{font-size:8px}.home-page .language-card .card-arrow{width:30px;height:30px;flex-shrink:0}}

/* A stable light backing keeps footer text readable over every part of the photo. */
.home-page .home-facts{background:linear-gradient(135deg,#ffffff70,#ffffff30 55%,#e7f3ff38);color:#24485e;text-shadow:none;border-radius:10px;padding:12px 16px;font-size:11px;line-height:1.6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.home-page .home-facts svg{color:#087455}
.site-footer,body:has(.learning-layout) .site-footer{background:linear-gradient(135deg,#ffffff70,#ffffff30 55%,#e7f3ff38);border-top:1px solid #ffffffd9;border-radius:12px;padding:22px 24px;box-sizing:border-box;color:#24485e;text-shadow:none;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);margin-bottom:22px}
.site-footer .home-footer-links a,.site-footer .course-language-nav a,.site-footer .course-ai,.site-footer small,body:has(.learning-layout) .site-footer a,body:has(.learning-layout) .site-footer small,body:has(.learning-layout) .site-footer .course-ai{color:#24485e;text-shadow:none;font-size:11px;line-height:1.7}
.site-footer .brand,body:has(.learning-layout) .site-footer .brand{color:#153f5d;font-size:21px}
.site-footer a:hover{color:#005b88;text-decoration:underline;text-underline-offset:3px}
.site-footer a:focus-visible{outline:2px solid #176b9e;outline-offset:4px;border-radius:3px}
@media(max-width:600px){.site-footer,body:has(.learning-layout) .site-footer{padding:18px;gap:18px}.home-page .home-facts{padding:12px;gap:10px 16px}}
.home-page .home-about article.panel{background:linear-gradient(135deg,#ffffff70,#ffffff30 55%,#e7f3ff38)}
.home-page .home-about h2{color:#173f5c}
.home-page .home-about p{color:#24485e;font-size:12px;line-height:1.9}

/* Flat, full-bleed flags: solid coverage at the top, quiet fade only near the captions. */
.home-page .language-card>.language-card-art{opacity:1;object-position:center;mask-image:linear-gradient(#000 0%,#000 36%,#0009 52%,transparent 74%);-webkit-mask-image:linear-gradient(#000 0%,#000 36%,#0009 52%,transparent 74%)}
.home-page .language-card::after{background:linear-gradient(180deg,transparent 32%,#ffffff10 46%,#ffffff45 61%,#ffffff52 79%)}
.home-page .language-card>.language-card-art{inset:12px auto auto 25%;width:50%;height:auto;aspect-ratio:1;object-fit:contain}
.home-page .language-card>.language-card-art{mask-image:none;-webkit-mask-image:none}
.home-page .language-card::after{background:none}
.home-page .language-card>.language-card-art{aspect-ratio:3/2;height:auto;object-fit:fill}
.home-page .language-card>svg.language-card-art{border-radius:0;box-shadow:none}
.home-page .language-card>img.language-card-art{aspect-ratio:auto;object-fit:contain;height:auto}

/* One shared top row; course navigation always follows below it. */
.home-page .site-header,body[data-course] .site-header{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px 24px;padding:29px 28px}
.site-header>.home-header-tools{justify-self:end;align-self:center}
.site-header .page-language{margin:0;gap:5px;align-items:stretch}
.site-header .page-language-caption{font-size:8px;letter-spacing:1px;padding-left:3px}
.site-header .site-locale-trigger{width:184px;min-height:39px;padding:9px 12px;border-radius:12px;font-size:11px;box-sizing:border-box}
.site-header>.course-header-nav{grid-column:1/-1;display:flex;flex-direction:row;align-items:center;justify-content:space-between;width:100%;gap:16px;padding-top:16px;border-top:1px solid #b7d3e366}
.course-header-nav>.course-header-context{justify-content:flex-start;min-width:0;gap:15px}
.course-header-nav>.course-header-controls{flex-shrink:0;align-items:center}
@media(max-width:800px){.home-page .site-header,body[data-course] .site-header{padding:23px}}
@media(max-width:500px){.home-page .site-header,body[data-course] .site-header{padding:20px 18px;gap:18px 12px}.site-header .site-locale-trigger{width:166px}.site-header>.course-header-nav{flex-wrap:wrap;gap:12px;padding-top:14px}.course-header-nav>.course-header-context{flex:1 1 100%;justify-content:space-between;gap:10px}.course-header-nav>.course-header-controls{margin-left:auto}.course-header-context .language-badge{max-width:210px}}
@media(max-width:360px){.site-header .site-locale-trigger{width:150px}.site-header>.brand{font-size:21px;gap:6px}.site-header>.brand>span{width:30px;height:30px}}

/* Narrow mobile source-language selector. */
@media(max-width:360px){.language-filter .filter-panel{flex-direction:column;align-items:center;max-width:100%;min-width:0;gap:9px}.language-filter .flag-select{width:min(245px,100%);min-width:0;max-width:100%}.language-filter .flag-select-trigger{width:100%;min-width:0;box-sizing:border-box}}