:root{--bg:#f6f4f1;--surface:#fff;--soft:#eae9e6;--ink:#272626;--muted:#4a4846;--faint:#5f5d5a;--line:#d6d3ce;--ok:#2e6b4a;--ok-bg:#e6efe9;--bad:#b4432f;--bad-bg:#fbf1ee;--hl:#f3e3a3;--serif:"Times New Roman", Times, serif;--radius:20px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Be Vietnam Pro,system-ui,sans-serif;font-size:16px;line-height:1.6}a{color:var(--ink)}a:hover{color:#000}h1,h2,h3{margin:0;line-height:1.2}.serif{font-family:var(--serif);font-weight:400}.italic{font-style:italic}.muted{color:var(--muted)}.small{font-size:14px}.tiny{font-size:13px}.container{width:100%;max-width:1180px;margin:0 auto;padding:0 clamp(16px,3vw,32px)}.site-header{z-index:20;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0}.site-header .inner{flex-wrap:wrap;align-items:center;gap:12px 24px;max-width:1440px;margin:0 auto;padding:12px clamp(16px,3vw,32px);display:flex}.logo{align-items:center;gap:8px;text-decoration:none;display:inline-flex}.logo .word{font-size:23px;line-height:1}.logo .lockin{font-family:var(--serif);font-style:italic}.logo .lish{letter-spacing:-.03em;font-weight:800}.nav{flex-wrap:wrap;align-items:center;gap:4px 6px;margin-left:auto;display:flex}.nav a,.nav span{border-radius:999px;padding:8px 12px;font-size:14px;font-weight:600;text-decoration:none}.nav a:hover{background:var(--soft)}.nav a.active{background:var(--ink);color:var(--bg)}.nav .soon{color:var(--faint);font-weight:500}.nav .soon em{background:var(--soft);border-radius:999px;margin-left:4px;padding:2px 6px;font-size:11px;font-style:normal}.btn{min-height:44px;font:inherit;cursor:pointer;border:1.5px solid var(--ink);background:var(--ink);color:var(--bg);border-radius:999px;justify-content:center;align-items:center;gap:10px;padding:12px 24px;font-size:15px;font-weight:700;text-decoration:none;display:inline-flex}.btn:hover{color:var(--bg);background:#000}.btn.ghost{color:var(--ink);background:0 0}.btn.ghost:hover{background:var(--soft);color:var(--ink)}.btn.big{padding:16px 32px;font-size:17px}.btn:disabled{background:var(--soft);border-color:var(--soft);color:var(--faint);cursor:not-allowed}.pill{background:var(--soft);border-radius:999px;align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:700;display:inline-flex}.pill.dark{background:var(--ink);color:var(--bg)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(18px,3vw,28px)}.card.dark{background:var(--ink);color:var(--bg);border-color:var(--ink)}.steps{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.steps li{color:var(--muted);border:1.5px dashed #9a958d;border-radius:16px;padding:12px 16px;font-size:14px}.steps li.done{border:1.5px solid var(--ink);color:var(--ink)}.steps li.now{background:var(--ink);color:var(--bg);border:1.5px solid var(--ink)}.test-bar{z-index:30;background:var(--surface);border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px 20px;padding:12px clamp(16px,3vw,32px);display:flex;position:sticky;top:0}.test-bar h1{font-size:17px;font-weight:700}.test-bar .right{flex-wrap:wrap;align-items:center;gap:10px;margin-left:auto;display:flex}.split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;display:grid}.split>.pane{height:calc(100vh - 69px);padding:28px clamp(16px,3vw,36px) 80px;overflow-y:auto}.split>.pane.passage{background:var(--surface);border-right:1px solid var(--line)}@media (max-width:880px){.split{grid-template-columns:1fr}.split>.pane{height:auto;overflow:visible}.split>.pane.passage{border-right:0;border-bottom:1px solid var(--line)}}.passage h2{font-family:var(--serif);margin-bottom:18px;font-size:30px;font-weight:400}.passage p{margin:0 0 16px;font-size:16px;line-height:1.75}.passage .plabel{min-width:26px;color:var(--faint);font-size:13px;font-weight:800;display:inline-block}.passage mark{background:var(--hl);color:inherit;border-radius:3px;padding:1px 2px}.passage .foot{color:var(--muted);font-size:13px;font-style:italic}.qgroup{margin-bottom:34px}.qgroup h3{margin-bottom:6px;font-size:17px;font-weight:800}.qgroup .instr{color:var(--muted);margin:0 0 16px;font-size:14px;font-style:italic}.notes-box{border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:18px}.notes-box h4{font-family:var(--serif);text-align:center;margin:0 0 12px;font-size:22px;font-weight:400}.notes-box h5{margin:16px 0 6px;font-size:14px;font-weight:800}.notes-box ul{margin:0;padding-left:18px}.notes-box li{margin:6px 0;font-size:15px}.q{border-bottom:1px solid var(--soft);flex-direction:column;gap:8px;padding:14px 0;display:flex}.q:last-child{border-bottom:0}.q .qtext{flex-wrap:wrap;align-items:baseline;gap:10px;font-size:15px;display:flex}.qnum{background:var(--soft);border-radius:50%;flex:none;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;font-weight:800;display:inline-flex}.qnum.bad{background:var(--bad);color:#fff}.qnum.ok{background:var(--ok);color:#fff}.qnum.skip{background:#fff;border:2px solid #9a958d}.blank{border:1.5px solid var(--ink);width:170px;max-width:100%;min-height:38px;font:inherit;color:var(--ink);background:#fff;border-radius:10px;padding:6px 10px;font-size:15px;display:inline-block}.blank:disabled{border-color:var(--line);background:var(--bg);color:var(--muted)}.blank.locked-ok{border-color:var(--ok);background:var(--ok-bg);color:var(--ok);font-weight:700}.tfng{flex-wrap:wrap;gap:8px;display:flex}.tfng label{border:1.5px solid var(--line);cursor:pointer;background:#fff;border-radius:999px;align-items:center;gap:6px;min-height:40px;padding:6px 14px;font-size:14px;font-weight:600;display:inline-flex}.tfng input{accent-color:var(--ink)}.tfng label.checked{border-color:var(--ink);background:var(--ink);color:var(--bg)}.tfng label.disabled{cursor:default;opacity:.75}.note-input{border:1.5px dashed var(--ink);width:100%;font:inherit;resize:vertical;background:#fffdf8;border-radius:10px;padding:10px 12px;font-size:14px;line-height:1.5}.note-label{color:var(--faint);font-size:12px;font-weight:700}.score-ring{width:180px;height:180px;position:relative}.score-ring svg{transform:rotate(-90deg)}.score-ring .center{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.score-ring .num{font-family:var(--serif);font-size:48px;line-height:1}.grid2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;display:grid}table.data{border-collapse:collapse;width:100%;font-size:15px}table.data th,table.data td{text-align:left;vertical-align:top;border-bottom:1px solid var(--soft);padding:12px 14px}table.data thead th{background:var(--soft);color:var(--muted);font-size:13px;font-weight:700}table.data thead th.me{background:var(--ink);color:var(--bg)}.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:6px;overflow-x:auto}select.code-select{border:2px dashed var(--ink);width:100%;min-width:190px;min-height:44px;font:inherit;color:var(--ink);background:#fff;border-radius:10px;padding:0 10px;font-size:14px;font-weight:600}select.code-select.set{border:1.5px solid var(--ink)}.ans-ok{color:var(--ok);font-weight:700}.ans-bad{color:var(--bad);font-weight:700}.strike{text-decoration:line-through}.review-card{border:1px solid var(--line);background:#fff;border-radius:16px;margin-bottom:14px;padding:18px}.review-card.active{border:2px solid var(--ink)}.review-card h4{color:var(--faint);text-transform:uppercase;letter-spacing:.04em;margin:0 0 4px;font-size:13px;font-weight:800}.review-card p{margin:0 0 12px;font-size:15px}.review-card ul{margin:0 0 12px;padding-left:18px;font-size:15px}.quote{background:var(--bg);border-left:0;border-radius:10px;margin-bottom:12px;padding:10px 14px;font-size:15px;font-style:italic}.bar{background:var(--soft);border-radius:999px;height:10px;overflow:hidden}.bar>span{background:var(--ink);border-radius:999px;height:100%;display:block}.hero{padding:clamp(48px,8vw,96px) 0 clamp(36px,6vw,64px)}.hero h1{font-family:var(--serif);letter-spacing:-.01em;font-size:clamp(42px,6vw,76px);font-weight:400;line-height:1.02}.section{padding:40px 0}.section h2{font-family:var(--serif);margin-bottom:18px;font-size:clamp(30px,4vw,44px);font-weight:400}.flow{counter-reset:s;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.flow li{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px}.flow li strong{margin-bottom:4px;font-size:16px;display:block}.flow li .n{font-family:var(--serif);margin-bottom:10px;font-size:34px;line-height:1;display:block}.site-footer{border-top:1px solid var(--line);color:var(--muted);margin-top:60px;padding:28px 0 40px;font-size:14px}.beta{border:1.5px solid var(--ink);letter-spacing:.04em;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:800}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.learn{grid-template-columns:250px minmax(0,1fr);align-items:start;max-width:1440px;margin:0 auto;display:grid}.side{border-right:1px solid var(--line);background:var(--surface);min-height:calc(100vh - 69px);max-height:calc(100vh - 69px);padding:24px 16px;position:sticky;top:69px;overflow-y:auto}.side nav{flex-direction:column;gap:18px;display:flex}.side-section{border-bottom:1px solid var(--line);flex-direction:column;gap:2px;padding-bottom:16px;display:flex}.side-section:last-child{border-bottom:0}.side-title{letter-spacing:.12em;text-transform:uppercase;color:var(--faint);align-items:center;gap:8px;padding:0 12px 6px;font-size:12px;font-weight:700;display:flex}.side-title em{letter-spacing:0;text-transform:none;background:var(--soft);border-radius:999px;padding:2px 6px;font-size:10px;font-style:normal}.side a{border:1.5px solid #0000;border-radius:12px;padding:9px 12px;font-size:15px;font-weight:500;text-decoration:none;display:block}.side a:hover{background:var(--bg)}.side a.current{background:var(--soft);border-color:var(--ink);font-weight:700}@media (max-width:880px){.learn{grid-template-columns:1fr}.side{border-right:0;border-bottom:1px solid var(--line);min-height:0;max-height:none;padding:12px 16px;position:static}.side nav{flex-direction:row;gap:14px;overflow-x:auto}.side-section{border-bottom:0;flex-direction:row;flex:none;align-items:center;padding-bottom:0}.side-title{padding:0 4px 0 0}.side-section:not(.open){display:none}.side a{white-space:nowrap;padding:7px 12px;font-size:14px}}.tfng label{position:relative}.tfng label:focus-within{outline:2px solid var(--ink);outline-offset:2px}.modal-backdrop{z-index:100;background:#27262673;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border-radius:24px;flex-direction:column;gap:16px;width:100%;max-width:460px;padding:28px;display:flex;box-shadow:0 20px 60px #0003}.modal h2{font-family:var(--serif);font-size:30px;font-weight:400}.modal .actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.passage .ptext{white-space:normal}.mk{cursor:pointer;background:#f8e7a1;border-radius:3px;padding:1px 0}.mk.has-note{border-bottom:2px dotted var(--ink)}.mk.end.has-note:after{content:attr(data-n);background:var(--ink);width:16px;height:16px;color:var(--bg);vertical-align:super;border-radius:50%;justify-content:center;align-items:center;margin-left:3px;font-size:10px;font-weight:800;line-height:1;display:inline-flex}.ans{background:#cfe5d6;border-radius:3px;box-shadow:inset 0 0 0 2px #2e6b4a}.mk.ans{background:#cfe5d6}.hl-pop{z-index:90;background:var(--ink);color:var(--bg);border-radius:14px;flex-direction:column;gap:8px;width:max-content;max-width:min(320px,100vw - 24px);padding:8px;display:flex;position:fixed;box-shadow:0 10px 30px #00000040}.hl-pop .row{flex-wrap:wrap;gap:6px;display:flex}.hl-pop button{font:inherit;border:1.5px solid var(--bg);min-height:36px;color:var(--bg);cursor:pointer;background:0 0;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700}.hl-pop button.primary{background:var(--bg);color:var(--ink)}.hl-pop textarea{width:280px;max-width:100%;font:inherit;resize:vertical;border:0;border-radius:10px;padding:8px 10px;font-size:14px}.my-notes{border:1px solid var(--line);background:var(--bg);border-radius:14px;margin-bottom:20px}.my-notes summary{cursor:pointer;padding:10px 14px;font-size:14px;font-weight:700}.my-notes ol{margin:0;padding:0 14px 12px 34px;font-size:14px}.my-notes li{margin:6px 0}.my-notes .nq{color:var(--muted);font-style:italic}.tool-hint{color:var(--faint);margin:-8px 0 16px;font-size:12px}table.data.compact th,table.data.compact td{padding:9px 14px;font-size:15px}table.data.compact tbody td.ans-ok,table.data.compact tbody td.ans-bad{font-weight:700}table.data tfoot th,table.data tfoot td{border-bottom:0;border-top:2px solid var(--ink)}.field{border:1.5px solid var(--ink);min-height:44px;font:inherit;color:var(--ink);background:#fff;border-radius:10px;padding:8px 12px;font-size:15px;font-weight:400}.account{align-items:center;gap:8px;margin-left:8px;display:inline-flex}.account .who{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;max-width:180px;font-size:13px;overflow:hidden}.account button{font:inherit;border:1.5px solid var(--ink);cursor:pointer;color:var(--ink);background:0 0;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700}.legal{max-width:760px}.legal h3{margin:28px 0 8px;font-size:18px}.legal p,.legal li{font-size:16px}.listen-layout{width:100%;max-width:900px;margin:0 auto;padding:0 clamp(16px,3vw,32px) 80px}.listen-player{z-index:25;background:var(--bg);border-bottom:1px solid var(--line);margin-bottom:24px;padding:16px 0 14px;position:sticky;top:69px}.listen-player.in-pane{background:var(--surface);margin:-28px 0 18px;padding-top:18px;top:0}.listen-questions{min-width:0}.player.exam{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px 16px}.q-table td{vertical-align:middle}.home-nav a:not(.on):hover{background:var(--soft)}.soon-tag{background:var(--soft);vertical-align:2px;border-radius:999px;margin-left:2px;padding:2px 6px;font-size:10px;font-style:normal;font-weight:600}.home a{color:inherit}@media (max-width:640px){.home section{padding-top:56px!important;padding-bottom:56px!important}}::highlight(qmark){color:inherit;background-color:#f8e7a1}::highlight(qmark-note){color:inherit;background-color:#f8e7a1;-webkit-text-decoration:underline dotted #272626;text-decoration:underline dotted #272626;text-decoration-thickness:2px}.dash-row{border-top:1px solid #eae9e6;grid-template-columns:minmax(160px,1.4fr) minmax(130px,1fr) minmax(90px,.6fr) auto;align-items:center;gap:12px 20px;padding:16px 0;display:grid}.dash-err{background:#fff;border-radius:18px;grid-template-columns:64px minmax(180px,1fr) minmax(220px,1.4fr) auto;align-items:center;gap:14px 20px;padding:18px 20px;display:grid}.side-home{border-bottom:1px solid var(--line);flex-direction:column;gap:2px;padding-bottom:16px;display:flex}.side .side-dash{align-items:center;gap:10px;font-weight:700;display:flex}.side-user{border-top:1px solid var(--line);align-items:center;gap:12px;margin-top:20px;padding:16px 8px 0;display:flex}.side-user .av{background:var(--ink);color:#f6f4f1;border-radius:50%;flex:none;justify-content:center;align-items:center;width:40px;height:40px;font-size:14px;font-weight:700;display:flex}.side-user .who{flex-direction:column;gap:2px;min-width:0;display:flex}.side-user .who span:first-child{color:var(--faint);font-size:12px}.side-user .who strong{text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}@media (max-width:880px){.dash-row{grid-template-columns:1fr auto}.dash-row>:nth-child(2){grid-area:2/1/auto/-1}.dash-row>:nth-child(4){grid-column:1/-1;justify-self:start!important}.dash-err{grid-template-columns:52px 1fr}.dash-err>:nth-child(3),.dash-err>:nth-child(4){grid-column:1/-1}.dash-err>:nth-child(4){justify-self:start!important}.dash-arrow{display:none}.side-home{border-bottom:0;flex-direction:row;flex:none;padding-bottom:0}.side-user{display:none}}.mcq{flex-direction:column;gap:6px;margin-top:8px;padding-left:38px;display:flex}.mcq label{border:1.5px solid var(--line);cursor:pointer;background:#fff;border-radius:12px;align-items:flex-start;gap:12px;padding:9px 12px;display:flex;position:relative}.mcq label:hover{border-color:var(--ink)}.mcq label.checked{border-color:var(--ink);background:var(--soft);font-weight:600}.mcq label.disabled{cursor:default;opacity:.75}.mcq label.disabled:hover{border-color:var(--line)}.mcq label.checked.disabled{opacity:1;border-color:var(--ink)}.mcq label:focus-within{outline:2px solid var(--ink);outline-offset:2px}.mk-key{border:1.5px solid var(--ink);border-radius:50%;flex:none;justify-content:center;align-items:center;width:24px;height:24px;font-size:13px;font-weight:700;display:inline-flex}.mcq label.checked .mk-key{background:var(--ink);color:#f6f4f1}.choice-box{border:1.5px solid var(--ink);background:#fff;border-radius:14px;flex-direction:column;gap:6px;margin:0 0 14px;padding:14px 18px;list-style:none;display:flex}.choice-box strong{width:22px;display:inline-block}.q-subhead{margin:0 0 12px;font-size:16px}.q-caption{caption-side:top;text-align:left;padding:0 0 10px;font-size:16px;font-weight:700}.q-form td:first-child{white-space:nowrap;width:1%;font-weight:600}@media (max-width:600px){.mcq{padding-left:0}.q-form td:first-child{white-space:normal}}.t-sec{letter-spacing:.12em;color:var(--faint);border-top:1px solid var(--line);margin:28px 0 12px;padding-top:16px;font-size:13px;font-weight:800}.q-form td{vertical-align:middle}.learn-main .container{padding-left:clamp(20px,4vw,56px);padding-right:clamp(20px,4vw,56px)}.tile-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;display:grid}.test-tile{border:1px solid var(--ink);background:#fff;border-radius:20px;flex-direction:column;gap:14px;min-height:190px;padding:20px;display:flex}.test-tile .tile-btn{align-self:flex-start;min-height:40px;margin-top:auto;padding:8px 20px;font-size:14px}.modal.picker{gap:0;width:calc(100% - 32px);max-width:640px;max-height:calc(100dvh - 32px);padding:0;overflow-y:auto}.picker-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;display:flex}.picker-head h2{font-family:var(--serif);margin:0;font-size:24px;font-weight:400}.picker-x{border:1.5px solid var(--ink);cursor:pointer;background:0 0;border-radius:50%;width:40px;height:40px;font-size:22px;line-height:1}.picker-body{flex-direction:column;gap:14px;padding:18px 22px 22px;display:flex}.picker-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}.picker-opt{border:1.5px solid var(--line);cursor:pointer;background:#fff;border-radius:16px;flex-direction:column;gap:6px;padding:16px;display:flex}.picker-opt.on{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}.picker-opt:focus-within,.picker-row:focus-within{outline:2px solid var(--ink);outline-offset:2px}.picker-row{border-top:1px solid var(--line);cursor:pointer;align-items:center;gap:10px;min-height:44px;padding:10px 2px;display:flex}.picker .dot{border:1.5px solid var(--ink);border-radius:50%;flex:none;width:18px;height:18px;display:inline-block}.picker-opt.on>span>.dot,.picker-row.on .dot{background:radial-gradient(circle, var(--ink) 45%, transparent 50%)}.picker-note{background:var(--soft);border-radius:12px;margin:0;padding:12px 14px}.part-banner{background:var(--soft);border-radius:14px;flex-direction:column;gap:2px;margin-bottom:20px;padding:14px 18px;font-size:14px;display:flex}.part-bar{z-index:40;border-top:1px solid var(--line);background:#fff;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 20px #0000000d}.part-bar-in{flex-wrap:wrap;align-items:center;gap:10px 16px;max-width:1180px;margin:0 auto;padding:10px clamp(16px,3vw,32px);display:flex}.part-chips{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.part-chips .chip{border:1.5px solid var(--ink);min-width:32px;height:32px;color:var(--ink);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;padding:0 6px;font-family:inherit;font-size:13px;font-weight:600;text-decoration:none;display:inline-flex}.part-chips .chip.on{background:var(--ink);color:#f6f4f1}.part-chips .chip.fixed{border-color:var(--line);color:#2f7a4a;background:#eef6f0}.part-other{border:1px solid var(--line);min-height:36px;font:inherit;cursor:pointer;color:var(--ink);background:0 0;border-radius:8px;margin-left:4px;padding:4px 10px;font-size:13px}.part-other:hover{border-color:var(--ink)}.part-bar .btn:disabled{opacity:.35;cursor:default}.listen-layout:has(.part-bar){padding-bottom:140px}.part-bar .btn{min-height:40px;padding:8px 18px;font-size:14px}.note-inline{flex-direction:column;gap:4px;min-width:180px;margin-top:6px;display:flex}.note-inline .note-input{min-height:52px;font-size:13px}.tile-strip{scroll-snap-type:x proximity;grid-auto-columns:minmax(240px,270px);grid-auto-flow:column;gap:16px;padding-bottom:6px;display:grid;overflow-x:auto}.tile-strip>*{scroll-snap-align:start}.q-figure{border:1px solid var(--line);background:#fff;border-radius:14px;width:100%;height:auto;margin:4px 0 18px;display:block}.q-table.wide td,.q-table.wide th{padding:10px 8px;font-size:14px}.q-table.wide{table-layout:fixed;width:100%}.q-table.wide .cell-blank{width:100%;display:flex!important}.q-table.wide .cell-blank .blank{flex:1;width:auto;min-width:0;padding:6px 8px}@media (max-width:760px){.q-table.wide{table-layout:auto;min-width:720px}}.player-tools{flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px;display:flex}.player-tools button{border:1.5px solid var(--ink);min-height:36px;font:inherit;cursor:pointer;color:var(--ink);background:#fff;border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-size:13px;font-weight:600;display:inline-flex}.player-tools .speed{gap:4px;margin-left:auto;display:inline-flex}.player-tools .speed button{justify-content:center;min-width:52px}.player-tools .speed button.on{background:var(--ink);color:#f6f4f1}.test-card{text-align:left;border:1px solid var(--ink);cursor:pointer;font:inherit;color:var(--ink);background:#fff;border-radius:18px;flex-direction:column;min-width:0;padding:0;transition:transform .15s,box-shadow .15s;display:flex;overflow:hidden}.test-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px #2726261a}.test-card:focus-visible{outline:3px solid var(--ink);outline-offset:3px}.cover{aspect-ratio:16/10;border-bottom:1px solid var(--ink);flex-direction:column;justify-content:space-between;padding:14px 16px;display:flex;position:relative;overflow:hidden}.cover.big{aspect-ratio:auto;border-radius:0;height:170px}.cover-top{z-index:1;justify-content:space-between;align-items:flex-start;gap:8px;display:flex;position:relative}.cover-kicker{letter-spacing:.1em;white-space:nowrap;font-size:11px;font-weight:800}.cover-big{font-family:var(--serif);z-index:1;font-size:34px;font-style:italic;line-height:1;position:relative}.cover.big .cover-big{font-size:44px}.cover-motif{opacity:.95;width:46%;max-width:150px;position:absolute;bottom:6px;right:10px}.cover-motif svg{width:100%;height:auto;display:block}.test-card-body{flex-direction:column;gap:3px;min-width:0;padding:12px 14px 14px;display:flex}.test-card-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:15px;line-height:1.3;display:-webkit-box;overflow:hidden}.test-card-src{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.test-card-meta{color:#4a4846}.tile-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.tile-strip{grid-auto-columns:minmax(210px,230px)}.speed-pick{flex-wrap:wrap;align-items:center;gap:8px 12px;display:flex}.speed-pick>div{background:var(--soft);border-radius:999px;gap:4px;padding:3px;display:inline-flex}.speed-pick button{min-width:58px;min-height:36px;font:inherit;cursor:pointer;color:var(--ink);background:0 0;border:0;border-radius:999px;font-size:14px;font-weight:700}.speed-pick button.on{background:var(--ink);color:#f6f4f1}.qnum.fixed{color:#fff;background:#c98a12}.legend{flex-wrap:wrap;gap:8px 18px;margin:0 0 16px;font-size:13px;display:flex}.legend span{align-items:center;gap:6px;display:inline-flex}.legend .qnum{width:18px;min-width:18px;height:18px;font-size:0}.review-parts{flex-wrap:wrap;gap:6px;margin:0 0 16px;display:flex}.review-parts button{border:1.5px solid var(--line);min-height:44px;font:inherit;cursor:pointer;color:var(--ink);background:#fff;border-radius:12px;flex-direction:column;align-items:flex-start;gap:0;padding:6px 14px;font-size:14px;font-weight:700;display:inline-flex}.review-parts button .tiny{color:var(--muted);font-weight:500}.review-parts button.on{border-color:var(--ink);background:var(--ink);color:#f6f4f1}.review-parts button.on .tiny{color:#d6d3ce}.review-chip{border:1px solid;border-radius:12px;flex-wrap:wrap;align-items:center;gap:4px 12px;margin:6px 0 2px 38px;padding:6px 6px 6px 12px;font-size:13px;display:inline-flex}td .review-chip,.note-inline .review-chip{margin-left:0}.review-chip.ok{background:var(--ok-bg);border-color:#b9d9c3}.review-chip.fixed{background:#fdf3df;border-color:#ecd09a}.review-chip.bad{background:#fbf1ee;border-color:#efc4b9}.review-chip .strike{text-decoration:line-through}.review-chip button{background:var(--ink);color:#f6f4f1;min-height:32px;font:inherit;cursor:pointer;border:0;border-radius:999px;margin-left:auto;padding:4px 12px;font-size:12px;font-weight:700}.modal.explain{gap:14px;width:calc(100% - 32px);max-width:760px;max-height:calc(100dvh - 32px);position:relative;overflow-y:auto}.modal.explain .review-card{box-shadow:none;border:0;margin:0;padding:0}.explain-head{z-index:2;background:var(--surface);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;margin:-28px -28px 0;padding:14px 28px;display:flex;position:sticky;top:-28px}.explain-log{border:1.5px dashed var(--ink);background:#faf9f7;border-radius:14px;flex-direction:column;gap:10px;padding:16px;display:flex}.nowrap-col{white-space:nowrap;width:1%}.seg{background:var(--soft);border:1px solid #d6d3ce;border-radius:999px;gap:4px;padding:4px;display:flex}.seg button{min-height:40px;font:inherit;cursor:pointer;color:var(--ink);background:0 0;border:0;border-radius:999px;padding:8px 16px;font-size:14px;font-weight:600}.seg button.on{background:var(--ink);color:#f6f4f1}.guide-h{font-family:var(--serif);margin:0;font-size:30px;font-weight:400}.guide-steps{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.guide-steps li{border:1px solid var(--ink);background:#fff;border-radius:18px;flex-direction:column;gap:6px;padding:18px;display:flex}.guide-no{font-family:var(--serif);font-size:36px;font-style:italic;line-height:1}.guide-why{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;display:grid}.guide-codes{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.guide-codes ul{flex-direction:column;gap:8px;margin:8px 0 0;padding-left:18px;display:flex}.guide-types{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;display:grid}.guide-types ol,.guide-types ul{flex-direction:column;gap:4px;margin:4px 0 10px;padding-left:20px;display:flex}.fig-split{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:start;gap:20px;display:grid}.fig-col{position:sticky;top:90px}.fig-col .q-figure{max-width:100%;margin:0}.fig-qs .q{padding-top:8px;padding-bottom:8px}@media (max-width:900px){.fig-split{grid-template-columns:1fr}.fig-col{position:static}}.score-ring .num.band{margin:2px 0 4px;font-size:68px}.listen-player.in-pane{margin:-28px 0 22px;padding:10px 0}.listen-player.in-pane .player{flex-wrap:wrap;align-items:center;gap:6px 8px;display:flex}.listen-player.in-pane audio{flex:260px;height:36px}.listen-player.in-pane .player-tools{gap:4px;margin-top:0}.listen-player.in-pane .player-tools button{min-height:30px;padding:2px 8px;font-size:12px}.listen-player.in-pane .player-tools .speed button{min-width:40px}.guide-cta{border:1.5px solid var(--ink);background:#fff;border-radius:22px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:24px 28px;display:flex}.guide-cta h3{font-family:var(--serif);margin:0;font-size:26px;font-weight:400}.guide-cta>div{flex:340px;max-width:640px}.guide-cta-btn{color:#f6f4f1;white-space:nowrap;background:#272626;border-radius:999px;align-items:center;padding:12px 22px;font-size:15px;font-weight:700;text-decoration:none;display:inline-flex}.guide-cta-btn:hover{background:#000}