:root{--ink:#182b42;--muted:#627389;--blue:#163a65;--accent:#2368d1;--pale:#edf4ff;--line:#dce4ee;--bg:#f5f7fb;--orange:#eda23c;--green:#247250;--red:#a74137;--radius:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);line-height:1.65}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}a{color:var(--accent);text-underline-offset:3px}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #e19a30;outline-offset:4px}button{transition:background .15s,border-color .15s}h1,h2,h3,p{margin:0}h1{font-size:28px;line-height:1.4;letter-spacing:.2px}h2{font-size:20px;line-height:1.5}h3{font-size:16px}small{font-size:12px}button svg{width:18px;height:18px;flex:none}svg{vertical-align:middle}.topbar{height:90px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(28px,calc((100vw - 1264px)/2));gap:20px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);font-size:19px;font-weight:750;letter-spacing:.8px}.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1px;margin-top:1px}.brand-mark{display:grid;place-items:center;width:44px;height:44px;position:relative;border-radius:12px;background:var(--blue);color:white;font-size:24px;letter-spacing:-1px;font-family:Georgia,serif}.brand-mark span{position:absolute;bottom:7px;width:22px;height:2px;background:var(--orange)}.shell{max-width:1264px;padding:32px 28px 48px;margin:auto;display:grid;grid-template-columns:216px minmax(0,1fr);gap:42px}.eyebrow{font-size:11px;font-weight:700;color:var(--muted);letter-spacing:2px;margin:5px 0 18px}.sidebar{padding-top:5px}.nav-button{display:flex;align-items:center;width:100%;gap:15px;background:none;border:1px solid transparent;border-radius:11px;padding:13px 15px;text-align:left;margin:5px 0;font-size:14px;font-weight:600;color:#596b7f}.nav-button span{font:12px ui-monospace,monospace;opacity:.7}.nav-button.active{color:var(--blue);background:#e5edf9;border-color:#dbe5f4}.nav-button:hover{background:#eaf0f8}.sidebar-note{padding:30px 15px 23px}.note-line{display:block;width:26px;height:3px;background:var(--orange);margin-bottom:15px}.sidebar-note h2{font-size:14px}.sidebar-note p{font-size:12px;color:var(--muted);line-height:1.9;margin-top:8px}.sidebar-progress{border-top:1px solid var(--line);padding:22px 15px}.sidebar-progress>span{font-size:12px;color:var(--muted)}.sidebar-progress strong{display:block;font-size:29px;font-weight:600;line-height:1.5}.sidebar-progress small{font-size:12px;font-weight:400;color:var(--muted)}.sidebar-progress p{font-size:10px;color:var(--muted);margin-top:6px}main{min-width:0;outline:none}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px}.page-head p{font-size:14px;color:var(--muted);margin-top:8px}.page-kicker{display:block;font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--accent);margin:4px 0 9px}.lesson-picker{max-width:230px;border:1px solid var(--line);border-radius:9px;background:white;padding:9px 30px 9px 12px;font-size:12px;min-height:42px;color:var(--ink)}.lesson-strip{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.word-chip{background:white;border:1px solid var(--line);padding:6px 14px;border-radius:7px;font-size:12px;line-height:1.7}.word-chip.active{border-color:var(--blue);background:var(--blue);color:white}.word-chip.seen:not(.active){background:#edf3f8}.study-card{background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 7px 26px #17325706}.card-top{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;border-bottom:1px solid #edf0f6;color:var(--muted);font-size:12px;gap:12px}.card-top strong{color:var(--blue);font-weight:600}.micro-progress{display:flex;gap:5px}.micro-progress span{height:4px;width:18px;background:#e6ebf3;border-radius:3px}.micro-progress .filled{background:var(--accent)}.word-body{padding:34px 36px 26px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}.english-word{font-size:58px;line-height:1.16;font-weight:650;letter-spacing:-1.5px;overflow-wrap:anywhere}.word-meaning{font-size:24px;margin-top:13px;font-weight:550}.word-explanation{font-size:14px;color:#596e85;margin-top:10px;max-width:560px}.speaker-button{display:flex;align-items:center;gap:8px;background:#f0f5fc;border:1px solid #e3ebf6;border-radius:100px;font-size:12px;padding:10px 17px;white-space:nowrap}.speaker-button:hover{background:#e3edfc}.example-box{margin:0 36px 26px;background:#f7f9fc;border:1px solid #e3eaf2;border-radius:12px;padding:18px 21px}.example-label{font-size:10px;color:var(--muted);letter-spacing:1px;text-transform:uppercase;display:flex;justify-content:space-between;gap:12px}.example-en{font-size:18px;color:var(--blue);margin-top:10px;overflow-wrap:anywhere}.example-zh{font-size:13px;color:var(--muted);margin-top:4px}.apps{display:flex;gap:7px;flex-wrap:wrap;margin:0 36px 23px}.app-tag{font-size:10px;padding:3px 8px;background:#f0f3f8;border-radius:5px;color:#627188}.contrast{border-left:3px solid var(--orange);padding:0 13px;margin:0 36px 25px;font-size:12px;color:#687184}.contrast strong{display:block;color:#605438;font-weight:600;font-size:11px;margin-bottom:4px}.card-bottom{border-top:1px solid var(--line);padding:18px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px}.card-bottom .text-button{font-size:11px}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--blue);background:var(--blue);color:white;font-size:14px;padding:11px 22px;border-radius:9px;min-height:46px;font-weight:600}.primary-button:hover{background:#244d80}.secondary-button,.quiet-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:white;border:1px solid var(--line);border-radius:9px;padding:9px 15px;font-size:12px;min-height:40px}.secondary-button:hover,.quiet-button:hover{background:#f1f5fa}.text-button{background:none;border:0;padding:5px 0;color:var(--muted);font-size:12px;text-decoration:underline;text-underline-offset:4px}.below-note{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:12px;line-height:1.8;padding:17px 4px}.below-note strong{color:var(--ink);font-weight:600}.review-banner{margin-top:18px;background:#eaf2fe;border:1px solid #d9e7fc;padding:15px 18px;border-radius:12px;display:flex;align-items:center;justify-content:space-between;font-size:13px;gap:14px}footer{max-width:1264px;padding:0 28px 24px;display:flex;justify-content:space-between;margin:auto;font-size:11px;color:var(--muted);gap:12px}.quiz-content{padding:30px 36px}.quiz-term{font-size:42px;font-weight:650;letter-spacing:-.5px;margin:12px 0 24px;overflow-wrap:anywhere}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice{background:white;border:1px solid #ccd8e6;display:flex;text-align:left;align-items:center;gap:14px;border-radius:10px;padding:16px;min-height:66px;font-size:16px}.choice-letter{background:#f1f4f9;display:grid;place-items:center;min-width:26px;height:26px;border-radius:6px;font:11px ui-monospace,monospace;color:var(--muted)}.choice:hover:not(:disabled){border-color:var(--blue);background:#f5f8fd}.choice.correct{background:#edf8f2;border-color:#53a880;color:#245b42;opacity:1}.choice.wrong{background:#fdf1ed;border-color:#da9b91;color:#a34237;opacity:1}.feedback{background:#edf5ff;border-radius:10px;padding:16px 19px;margin-top:20px;font-size:13px;color:var(--blue)}.feedback strong{display:block;font-size:15px;margin-bottom:6px}.feedback.error{background:#fff4e7;color:#7e5429}.quiz-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:24px}.complete{padding:40px 36px;text-align:center}.complete-mark{font-size:34px;width:66px;height:66px;display:grid;place-items:center;margin:0 auto 20px;background:#e9f3fe;border-radius:50%;color:var(--accent)}.complete h2{font-size:25px}.complete p{font-size:14px;color:var(--muted);margin:12px auto 24px;max-width:440px}.complete-buttons{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.library-controls{display:grid;grid-template-columns:1fr auto;gap:12px;margin-bottom:18px}.search-input{min-width:0;background:white;border:1px solid var(--line);border-radius:9px;padding:12px 15px;font-size:14px;width:100%}.filter-chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.filter-chip{border:1px solid var(--line);border-radius:7px;background:white;padding:7px 13px;font-size:12px}.filter-chip.active{background:var(--blue);border-color:var(--blue);color:white}.word-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.word-tile{border:1px solid var(--line);border-radius:12px;background:white;padding:20px 18px;text-align:left;min-height:145px}.word-tile:hover{border-color:#93a9c6}.word-tile .term{display:block;font-size:20px;font-weight:600;line-height:1.35;overflow-wrap:anywhere}.word-tile .meaning{display:block;margin-top:7px;font-size:13px;color:var(--muted)}.word-tile .tile-meta{display:flex;justify-content:space-between;gap:8px;margin-top:18px;font-size:10px;color:var(--muted)}.word-tile .status-practiced{color:var(--green)}.empty{padding:32px;border:1px dashed var(--line);border-radius:14px;text-align:center;color:var(--muted)}.scenario-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:11px;margin-top:6px}.simulation{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:22px 0}.simulation-toolbar{padding:12px 17px;background:#edf1f7;display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted)}.window-dots{display:flex;gap:5px}.window-dots i{width:6px;height:6px;border-radius:50%;background:#abb9c9}.simulation-body{padding:24px;background:#fafcff}.scenario-context{background:white;border:1px solid var(--line);padding:18px;border-radius:8px;margin-bottom:20px;font-size:13px;color:#60718a}.scenario-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.scenario-options .choice{font-size:17px;min-height:62px}.hint-text{font-size:12px;color:var(--muted);display:block;margin-top:5px}.route-intro{background:var(--blue);color:white;border-radius:16px;padding:25px 28px;margin-bottom:23px}.route-intro h2{font-size:21px}.route-intro p{font-size:13px;color:#d3deed;margin-top:10px;line-height:1.9}.route-list{display:grid;gap:13px}.route-card{display:grid;grid-template-columns:42px 1fr auto;gap:16px;border:1px solid var(--line);border-radius:13px;padding:22px;background:white;align-items:start}.route-number{width:34px;height:34px;border-radius:9px;background:#eaf1fc;color:var(--accent);display:grid;place-items:center;font:13px ui-monospace,monospace}.route-card p{font-size:13px;color:var(--muted);margin-top:6px}.route-tags{font-size:11px;color:var(--accent);margin-top:9px}.software-table{margin-top:26px;background:white;border:1px solid var(--line);border-radius:14px;padding:22px}.software-row{display:grid;grid-template-columns:155px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid #edf0f5;font-size:12px}.software-row:last-child{border:0}.software-row strong{font-size:13px}.software-row p{color:var(--muted)}.software-row small{display:block;color:var(--accent);margin-top:5px}.section-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.8}dialog{border:1px solid var(--line);border-radius:18px;padding:30px;width:min(640px,calc(100% - 32px));max-height:88vh;color:var(--ink);box-shadow:0 20px 80px #102a3a33}dialog::backdrop{background:#192c4775}dialog h2{margin-bottom:15px}dialog p{font-size:14px;margin:12px 0;line-height:1.9}dialog .english-word{font-size:38px}dialog .word-meaning{font-size:22px}.dialog-close{margin-top:24px;float:right}.source-link{font-size:12px;display:block;margin:9px 0;overflow-wrap:anywhere}.source-item{padding:14px 0;border-bottom:1px solid var(--line)}.source-item small{display:block;color:var(--muted);margin-top:4px}.source-item p{font-size:12px;margin:4px 0}.record-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}.record-stats>div{background:var(--bg);border-radius:9px;padding:14px;text-align:center}.record-stats strong{display:block;font-size:25px}.record-stats span{font-size:11px;color:var(--muted)}.record-actions{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.file-label{cursor:pointer}.record-import{position:absolute;width:1px;height:1px;clip-path:inset(50%)}#toast{position:fixed;left:50%;bottom:25px;transform:translateX(-50%);max-width:calc(100% - 32px);width:max-content;background:var(--ink);color:white;font-size:13px;line-height:1.7;padding:12px 20px;border-radius:10px;box-shadow:0 8px 25px #132d3f22;opacity:0;pointer-events:none;z-index:20}#toast.show{opacity:1}.skip-link{position:fixed;top:-100px;left:12px;padding:12px;background:white;z-index:99}.skip-link:focus{top:10px}.visually-hidden{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}.inline-label{font-size:11px;display:block;color:var(--muted);margin-bottom:4px}.source-summary{cursor:pointer;font-size:12px;color:var(--muted)}.source-details{margin-top:18px}.detail-example{background:var(--bg);padding:17px;border-radius:10px;margin-top:18px}.detail-example p{margin:5px 0}.pill{display:inline-block;font-size:10px;border:1px solid var(--line);padding:3px 8px;border-radius:5px;color:var(--muted)}.result-count{font-size:12px;color:var(--muted);margin:4px 0 14px}.display-inline{display:inline-flex}.muted{color:var(--muted)}
@media(min-width:1001px){.topbar{height:76px}.shell{padding-top:24px}.page-head{margin-bottom:16px}.lesson-strip{margin-bottom:15px}.card-top{padding:14px 28px}.word-body{padding:20px 30px 18px}.english-word{font-size:52px}.word-meaning{font-size:22px;margin-top:7px}.word-explanation{font-size:13px;margin-top:5px}.example-box{padding:12px 17px;margin:0 30px 15px}.example-en{font-size:17px;margin-top:6px}.example-zh{font-size:12px;margin-top:2px}.apps{margin:0 30px 15px}.contrast{margin:0 30px 17px}.card-bottom{padding:14px 25px}.below-note{padding-top:13px}}
@media(max-width:1000px){.shell{gap:24px;grid-template-columns:180px minmax(0,1fr);padding-left:22px;padding-right:22px}.nav-button{padding:12px 10px;gap:10px}.word-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-head{flex-wrap:wrap}.english-word{font-size:50px}.word-body{padding:28px}.example-box,.apps{margin-left:28px;margin-right:28px}.contrast{margin-left:28px;margin-right:28px}.speaker-button{padding:9px 12px}.quiz-content{padding:25px}.word-body{grid-template-columns:1fr}.word-body .speaker-button{justify-self:start}.route-card{grid-template-columns:34px 1fr}.route-card .secondary-button{grid-column:2;justify-self:start}}
@media(max-width:700px){.topbar{height:76px;padding:0 18px}.brand{font-size:17px;gap:10px}.brand-mark{width:39px;height:39px;font-size:22px}.brand small{font-size:10px;letter-spacing:.3px}.topbar .quiet-button{padding:8px 12px;font-size:11px}.shell{display:block;padding:0 16px 26px}.sidebar{padding:0;margin:0 -16px 23px;border-bottom:1px solid var(--line);background:white}.sidebar .eyebrow,.sidebar-note,.sidebar-progress{display:none}#navigation{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:0 8px}.nav-button{border-radius:0;border:none;border-bottom:3px solid transparent;justify-content:center;padding:14px 3px 11px;margin:0;font-size:11px;white-space:nowrap;font-weight:600}.nav-button span{display:none}.nav-button.active{border-color:var(--accent);background:white;color:var(--accent)}h1{font-size:24px}.page-head{gap:14px;margin-bottom:17px}.page-head p{font-size:12px;margin-top:6px}.page-kicker{font-size:10px;margin-top:0;margin-bottom:7px}.lesson-picker{font-size:11px;max-width:100%;min-height:39px}.lesson-strip{gap:6px;margin-bottom:15px}.word-chip{padding:5px 10px;font-size:11px}.card-top{padding:16px 19px;font-size:11px}.word-body{padding:24px 22px 19px;gap:16px;display:flex;flex-wrap:wrap;justify-content:space-between}.word-body>div{width:100%}.english-word{font-size:48px;letter-spacing:-1px}.word-meaning{font-size:22px;margin-top:10px}.word-explanation{font-size:13px;margin-top:8px}.speaker-button{font-size:11px;padding:8px 13px}.example-box{margin:0 22px 20px;padding:15px}.example-label{font-size:9px}.example-en{font-size:16px}.example-zh{font-size:12px}.apps{margin:0 22px 18px}.app-tag{font-size:9px}.contrast{margin:0 22px 21px;font-size:11px}.card-bottom{padding:16px 20px;gap:12px}.primary-button{font-size:13px;padding:10px 17px}.below-note{font-size:11px;padding:15px 1px}.quiz-content{padding:22px 20px}.quiz-term{font-size:34px}.choice-grid{grid-template-columns:1fr}.choice{font-size:15px;padding:13px;min-height:56px}.quiz-actions{margin-top:20px}.library-controls{grid-template-columns:1fr}.word-grid{gap:10px}.word-tile{padding:17px 13px;min-height:138px}.word-tile .term{font-size:18px}.word-tile .meaning{font-size:12px}.word-tile .tile-meta{font-size:9px}.filter-chips{gap:6px}.filter-chip{padding:6px 10px;font-size:11px}.scenario-options{grid-template-columns:1fr 1fr;gap:8px}.scenario-options .choice{font-size:14px;padding:10px;gap:8px;overflow-wrap:anywhere}.simulation-body{padding:16px}.simulation-toolbar{padding:11px 14px;font-size:10px}.scenario-context{font-size:12px;padding:14px}.simulation{margin:18px 0}.route-intro{padding:22px}.route-intro h2{font-size:19px}.route-intro p{font-size:12px}.route-card{padding:19px 16px;gap:12px}.route-card h3{font-size:15px}.route-card p{font-size:12px}.software-table{padding:20px 17px}.software-row{grid-template-columns:1fr;gap:5px}.software-row small{display:inline;margin-left:8px}.review-banner{font-size:12px;flex-wrap:wrap}footer{padding:0 16px 22px;flex-wrap:wrap;font-size:10px}footer .text-button{font-size:10px}.complete{padding:30px 22px}.complete h2{font-size:22px}.complete p{font-size:13px}dialog{padding:23px}.record-stats{gap:8px}.record-stats>div{padding:12px 7px}}
.dialog-close{position:sticky;top:0;margin:0 0 10px 14px;z-index:3;float:right;background:white;box-shadow:0 1px 6px #163a6510}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.course-selectors{display:grid;grid-template-columns:1fr;gap:8px;max-width:320px;min-width:210px}.course-selectors select{width:100%;min-width:0;max-width:100%}.library-controls{grid-template-columns:minmax(200px,1fr) 180px 170px;align-items:end}.library-controls select{width:100%;min-width:0}.word-topic{font-size:10px;color:var(--muted);margin-top:9px}.word-tile .term{overflow-wrap:anywhere;line-height:1.45}.show-more{display:block;margin:24px auto 0}.priority-guide{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 24px}.priority-guide>div{background:#edf3fd;padding:16px;border-radius:12px}.priority-guide strong{font-size:14px}.priority-guide p{font-size:12px;color:var(--muted);margin-top:5px}.course-directory{margin-top:28px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}.course-card{border:1px solid var(--line);background:white;border-radius:12px;padding:18px;text-align:left;display:grid;gap:6px}.course-card:hover{border-color:var(--accent);background:var(--pale)}.course-card span{font-size:12px;color:var(--muted)}.course-card small{color:var(--accent)}
@media(max-width:1000px){.library-controls{grid-template-columns:1fr 1fr}.library-controls>label:first-child{grid-column:1/-1}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.course-selectors{max-width:100%;width:100%;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);min-width:0}.course-selectors label{min-width:0}.course-selectors select{font-size:11px;padding:10px 6px}.course-selectors .inline-label{font-size:10px}.library-controls{gap:10px}.library-controls select{font-size:11px;padding:10px 6px}.priority-guide{grid-template-columns:1fr;gap:8px}.priority-guide>div{padding:12px 16px}.course-card{padding:14px}.course-card strong{font-size:14px}.course-card span{font-size:11px}.word-topic{font-size:10px}.english-word,.quiz-term{overflow-wrap:anywhere}}
:root{--system-note:#f0f5fb}
.platform-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.system-intro{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px;background:var(--pale);border:1px solid var(--line);border-radius:14px;margin-bottom:20px}.system-intro p{font-size:13px;color:var(--muted);margin-top:4px}.system-picker{margin:20px 0;display:grid;gap:6px}.system-picker select{width:100%;max-width:100%}.system-prompt{background:var(--system-note);padding:22px;border-radius:12px;margin:22px 0}.system-prompt>p[lang=en]{font-size:23px;line-height:1.6;overflow-wrap:anywhere}.system-prompt .text-button{margin-top:10px}.prompt-translation{margin-top:12px!important;font-size:15px;color:var(--muted)}.button-effects{padding:20px 0}.button-effects p{display:grid;grid-template-columns:minmax(100px,1fr) 2fr;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.button-effects strong{overflow-wrap:anywhere}.related-words{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:18px}.language-guides{padding-top:36px}.language-guides details{background:white;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin:12px 0}.language-guides summary{cursor:pointer;font-weight:650}.language-guides p{margin-top:12px}.guide-path{padding:12px;background:var(--bg);overflow-wrap:anywhere}.access-shell{max-width:480px;margin:9vh auto;padding:24px}.access-card{padding:32px;background:white;border:1px solid var(--line);border-radius:20px;margin-top:26px}.access-card h1{font-size:25px}.access-card form{display:grid;gap:16px;margin-top:24px}.access-card label{display:grid;gap:6px;font-size:13px}.access-card input{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;padding:10px 12px}.access-card input[type=checkbox]{width:auto}.access-card p{margin-top:12px}.access-card [hidden]{display:none}.access-error{color:var(--red);font-size:14px}.access-card button:disabled{opacity:.6}.access-card .section-note{font-size:13px}
@media(max-width:700px){#navigation{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px}.nav-button{font-size:11px!important;justify-content:center;padding:10px 2px!important;white-space:normal}.nav-button span{display:none}.system-intro{align-items:flex-start;flex-direction:column}.system-prompt{padding:17px}.system-prompt>p[lang=en]{font-size:20px}.button-effects p{grid-template-columns:1fr;gap:3px}.access-shell{margin:4vh auto;padding:18px}.access-card{padding:24px}.language-guides details{padding:14px}}

.access-steps{border-block:1px solid var(--line);padding:5px 0 18px;margin:22px 0;color:var(--muted);font-size:14px}.access-steps strong{color:var(--ink)}.access-card>button{margin:10px 0}.access-card [hidden]{display:none!important}