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24px));max-height:calc(100dvh - 30px);padding:0;color:var(--ink);border-radius:30px}.feedback-modal::backdrop{background:#17233170;backdrop-filter:blur(3px)}.feedback-head{padding:26px 28px;display:flex;justify-content:space-between;border-bottom:1px solid #e1d5c5;align-items:center}.feedback-head h2{font-size:29px;color:#8d162a}.feedback-head p{color:#7c8591;font-size:14px;margin-top:8px}.feedback-close{width:42px;height:42px;background:#fff7;border-radius:50%;border:1px solid #dfd1be;color:#a01332;font-size:28px}.feedback-body{padding:23px 28px}.capture-help{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#fbf8f0;border:1px solid #e9d5ad;border-radius:22px;padding:20px}.capture-help h3{font-size:20px;color:#90182b}.capture-help p{font-size:13px;line-height:1.6;color:#6c7886;margin-top:8px}.camera-wrap{text-align:center;flex-shrink:0}.camera-button{width:76px;height:76px;border-radius:23px;background:linear-gradient(145deg,#bb1c3a,#a6102b);color:white;box-shadow:0 8px 20px #a2193030,inset 0 1px 3px #fff8,inset 0 0 0 2px #ffffff55;border:1px solid #b22943;display:grid;place-items:center}.camera-button svg{width:33px;height:33px}.camera-wrap b{display:block;font-size:12px;color:#8f192d;margin-top:9px}.feedback-body label{display:block;font-size:14px;font-weight:800;margin:20px 0 9px}.feedback-body textarea{display:block;width:100%;border:1px solid #daccc3;border-radius:14px;padding:14px;background:#fffaf5;resize:vertical;min-height:115px;line-height:1.6}.feedback-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:17px}.feedback-footer p{font-size:11px;color:#8d7e76;line-height:1.5}.primary{background:var(--active);color:white;border-radius:18px;padding:12px 18px;font-size:13px;font-weight:800;border:1px solid #a1233d;box-shadow:inset 0 0 0 2px #fff5}.capture-previews{display:flex;gap:10px;margin-top:16px}.capture-thumb{position:relative;width:130px}.capture-thumb img{width:130px;height:90px;object-fit:contain;background:white;border:1px solid #d6c5b5;border-radius:9px;cursor:zoom-in}.capture-thumb button{position:absolute;top:2px;right:2px;background:#fff;border:1px solid #d5c7bb;border-radius:50%;width:23px;height:23px}.capture-thumb.expanded{width:100%}.capture-thumb.expanded img{width:100%;height:auto;max-height:50vh;cursor:zoom-out}#capture-overlay{position:fixed;inset:0;z-index:100;cursor:crosshair;touch-action:none;background:#26354524}#capture-overlay>p{position:absolute;top:15px;left:50%;transform:translateX(-50%);padding:12px 18px;border-radius:20px;background:#fffef9;font-size:14px;box-shadow:0 4px 20px #0002;width:max-content;max-width:95%;pointer-events:none}#capture-overlay button{pointer-events:auto;color:#a11531;margin-left:14px;font-weight:800}#capture-region{position:absolute;border:2px dashed #b20f2f;background:#fff2;pointer-events:none}#toast{position:fixed;bottom:88px;left:50%;transform:translateX(-50%);background:#28353cf0;color:white;border-radius:18px;padding:12px 18px;max-width:90vw;font-size:13px;z-index:120;opacity:0;pointer-events:none;transition:opacity .15s}#toast.visible{opacity:1}.loading{padding:100px;text-align:center;color:#926e64}
@media(min-width:1800px){.lesson-layout{grid-template-columns:230px minmax(0,1fr) 470px}.learning-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.question h2{font-size:18px}.option{font-size:15px}.explanation-vi{font-size:15px}.english{font-size:25px}}
@media(max-width:1270px){.brand strong{font-size:13px}.brand small{font-size:8px}.banner-title{font-size:20px}.banner-title span{font-size:16px}.brand img{width:47px;height:47px}.banner{padding:14px 18px}.lesson-layout{grid-template-columns:175px minmax(0,1fr)}.question-column{position:static;grid-column:2;max-height:none;overflow:visible;padding:0}.transcript{grid-column:2;grid-row:1}.contents{grid-column:1;grid-row:1 / span 2}.question-set{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.question{border-bottom:0}.option{margin-left:0}.question h2{font-size:14px;grid-template-columns:25px 1fr}.question-number{font-size:19px}.question-column .explanation-set{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.explanation-set>h2{grid-column:1/-1;margin-bottom:0}.explanation{padding-left:9px}.explanation-heading{grid-template-columns:1fr}.explanation-heading>b{font-size:17px}.correct-proof,.evidence-jump,.explanation-vi{margin-left:0}.evidence-jump{width:100%}.part1-layout{gap:18px;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.part1-layout .sentence{padding:23px 18px}.part1-layout .sentence-top{grid-template-columns:43px 60px minmax(0,1fr);gap:12px}.part1-layout .answer-letter{font-size:45px}.part1-layout .speaker-audio{width:60px;height:60px}.part1-layout .english{font-size:21px}.part1-layout .translation{padding-left:139px}.part1-photo-column{padding:16px}.section-tab{min-width:230px;padding:11px 16px}}
@media(max-width:960px){.banner-title{display:block;text-align:center;font-size:19px}.banner-title span{display:block;border:0;font-size:11px;padding:5px 0 0}.brand span{display:none}.section-tab{min-width:0;flex:1;gap:10px;padding:10px 12px}.section-tab .tab-icon{padding-right:10px;gap:6px;font-size:10px}.section-tab .tab-name{font-size:15px}.section-tab small{font-size:12px}.section-nav{gap:9px;padding:13px}.lesson-layout{grid-template-columns:145px minmax(0,1fr);gap:12px}.contents{padding:16px 8px}.contents a{font-size:10px;gap:7px;padding:10px 5px}.sentence{padding:25px 20px}.learning-grid{margin-left:0}.hero-wrap{padding:14px 20px}.english{font-size:21px}.part1-layout{display:block;max-width:750px}.part1-photo-column{position:static;margin-bottom:20px}.part1-photo-column .exam-photo{max-height:55vh}.part1-layout .sentence-top{grid-template-columns:48px 64px minmax(0,1fr)}.part1-layout .speaker-audio{width:64px;height:64px}.part1-layout .translation{padding-left:136px}.part1-photo-column .explanation-set{display:none}.vocab-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.question-set,.question-column .explanation-set{grid-template-columns:1fr}.question{border-bottom:1px solid var(--line)}.question h2{font-size:17px;grid-template-columns:32px 1fr}.option{margin-left:32px;font-size:15px}.explanation-heading{grid-template-columns:30px 1fr}.correct-proof,.evidence-jump,.explanation-vi{margin-left:38px}.evidence-jump{width:calc(100% - 38px)}.explanation-heading>b{font-size:23px}.explanation-heading p{font-size:15px}.explanation-vi{font-size:15px}}
@media(max-width:650px){html{scroll-padding-top:91px}.banner{min-height:75px;padding:11px 13px;gap:10px;border-radius:0 0 17px 17px}.brand img{width:45px;height:45px}.banner-title{font-size:18px}.banner-title span{font-size:10px}.feedback-open{padding:10px 12px;font-size:13px}.feedback-open span{display:none}.section-nav{gap:7px;padding:11px 9px;align-items:stretch}.section-tab{padding:10px 8px;display:grid;gap:7px;text-align:center;border-radius:16px;min-height:74px}.section-tab .tab-icon{border:0;min-height:0;justify-content:center;padding:0;font-size:9px}.section-tab .tab-icon svg{width:16px;height:16px}.section-tab .tab-name{font-size:12px;gap:4px}.section-tab small{font-size:10px}#main{padding:12px 10px 100px}.lesson-layout{display:block}.contents{display:none}.mobile-contents{display:flex;align-items:center;gap:12px;margin:2px 0 14px;padding:0 5px}.mobile-contents label{font-size:12px;font-weight:800;color:#99736b}.mobile-contents select{width:100%;border:1px solid #ddcebd;padding:12px;background:#fffaf4;border-radius:13px;font-weight:700;color:#9c1630;font-size:12px;min-width:0}.transcript{border-radius:23px}.lesson-heading{padding:19px 17px 7px}.lesson-heading h1{font-size:19px}.lesson-heading p{font-size:12px}.all-audio{font-size:10px;padding:8px 9px}.hero-wrap{padding:13px 14px 19px}.hero{border-radius:15px}.sentence{padding:24px 15px}.sentence-top{grid-template-columns:42px minmax(0,1fr);gap:12px}.speaker-audio{width:42px;height:46px;border-radius:14px}.speaker-audio svg{width:23px;height:23px}.speaker-name{font-size:9px}.english{font-size:20px;line-height:2.15}.translation{padding-left:54px;font-size:14px;line-height:1.6}.learning-grid{padding:10px;gap:9px;border-radius:18px;margin-top:16px}.category-title{font-size:11px;min-height:43px;padding:8px 4px}.item-main{font-size:12px;padding:11px 6px;line-height:1.5}.item-main.has-slow{padding-top:25px;padding-right:6px}.item-slow{top:3px;right:4px;font-size:8px;min-height:22px;min-width:25px}.question-column{margin-top:17px}.question-set{padding:16px 15px}.explanation-set{padding:21px 18px}.question h2{font-size:16px}.option{font-size:14px}.explanation-heading p{font-size:14px}.explanation-vi{font-size:14px}.pager{right:12px;bottom:13px;gap:8px;padding:8px 9px}.pager button{width:30px;height:28px}.playbar{left:10px;bottom:15px;padding:7px 9px;gap:7px;max-width:calc(100vw - 165px);font-size:10px}.audio-track{display:none}#playing-title{max-width:105px}.playbar button{min-width:27px;height:27px}#playing-rate{display:none}.part1-nav{gap:8px;margin:2px 0 16px}.part1-nav a{width:41px;height:41px}.part1-photo-column{padding:17px;border-radius:24px}.part1-photo-column h1{font-size:20px}.part1-layout .sentence{padding:23px 13px}.part1-layout .sentence-top{grid-template-columns:36px 50px minmax(0,1fr);gap:10px}.part1-layout .speaker-audio{width:50px;height:55px;border-radius:17px}.part1-layout .answer-letter{font-size:42px}.part1-layout .english{font-size:20px}.part1-layout .translation{padding-left:116px;font-size:14px}.part1-layout .sentence.correct .answer-letter:after{font-size:13px;width:19px;height:19px;right:-3px}.vocab-popup{width:335px;border-radius:26px;padding:9px;max-height:calc(100dvh - 18px)}.vocab-image{border-radius:18px}.popup-content h2{font-size:22px}.meaning{font-size:18px}.library-heading{padding:15px 4px}.library-heading h1{font-size:27px}.library-heading p{font-size:12px}.library-tools{padding:13px;gap:10px;border-radius:20px}.library-tools input[type=search]{flex-basis:100%;min-width:0;padding:13px}.library-tools select{max-width:100%;flex:1;min-width:0;font-size:12px}.library-tools label{font-size:11px}.vocab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.vocab-card{padding:7px 7px 14px;border-radius:21px}.vocab-card img{border-radius:15px}.vocab-card h2{font-size:16px;margin:11px 5px 6px}.vocab-card p{font-size:13px;margin:0 5px}.vocab-card small{font-size:9px;margin:11px 5px 0}.library-empty{padding:40px 15px}.feedback-head{padding:22px 19px}.feedback-head h2{font-size:25px}.feedback-head p{font-size:12px}.feedback-body{padding:18px}.capture-help{padding:16px;gap:13px;border-radius:18px}.capture-help h3{font-size:17px}.capture-help p{font-size:12px}.camera-button{width:64px;height:64px;border-radius:20px}.camera-button svg{width:28px;height:28px}.feedback-footer{flex-wrap:wrap}.feedback-footer button{margin-left:auto}.capture-thumb{width:90px}.capture-thumb img{width:90px;height:70px}#capture-overlay>p{font-size:12px;line-height:1.5;text-align:center}.source-note{font-size:10px}}
@media(max-width:350px){.banner-title{font-size:16px}.banner-title span{font-size:9px}.brand img{width:39px;height:39px}.section-tab .tab-name{font-size:11px}.english,.part1-layout .english{font-size:18px}.part1-layout .sentence-top{grid-template-columns:30px 44px minmax(0,1fr);gap:8px}.part1-layout .answer-letter{font-size:37px}.part1-layout .speaker-audio{width:44px;height:50px}.part1-layout .translation{padding-left:98px}.category-title{font-size:10px}.learning-grid{padding:8px;gap:7px}.vocab-card h2{font-size:15px}.vocab-card p{font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media print{.banner{position:static}.section-nav,.contents,.mobile-contents,.pager,.playbar,.sentence-tools,.feedback-open{display:none!important}.lesson-layout,.part1-layout{display:block}.question-column,.part1-photo-column{position:static;max-height:none}.learning-grid{break-inside:avoid}body{background:white}#main{padding:0}}
.part1-mobile-explanation{display:none}
@media(max-width:960px){.part1-mobile-explanation{display:block;padding:20px}}
.section-tab svg{width:25px;height:25px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.section-tab .tab-icon{white-space:nowrap}
.part1-layout .token[class*="evidence-"]{background:transparent}
.sentence>.translation[hidden]{display:block!important;visibility:hidden}
@media(max-width:650px){.section-tab svg{width:16px;height:16px}}
/* Test 5 live design reference, 2026-09-09. Content and audio stay in the 1A model. */
@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url('/design/fonts/geist-98bbbccb.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url('/design/fonts/geist-001175b1.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url('/design/fonts/geist-52306abf.woff2') format('woff2');unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:Lora;font-style:normal;font-weight:400 700;font-display:swap;src:url('/design/fonts/lora-8e7e0514.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Lora;font-style:normal;font-weight:400 700;font-display:swap;src:url('/design/fonts/lora-5989f646.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:Lora;font-style:normal;font-weight:400 700;font-display:swap;src:url('/design/fonts/lora-2b409ee1.woff2') format('woff2');unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
:root{--ink:#172a3a;--ruby:#9e1028;--pearl:linear-gradient(135deg,#fffdfb,#eee9e8);--active:linear-gradient(115deg,#ac102c,#780c20);--rim:inset 0 0 0 1px #fffffff2,inset 0 0 0 4px #ffffff59,inset 0 2px 1px #fff,inset 0 -2px 1px #9b88952e,0 0 0 1px #b6a9ad40;--ruby-rim:inset 0 0 0 1px #ffffffa6,inset 0 0 0 3px #ffffff24,inset 0 2px 2px #ffffff73,inset 0 -2px 2px #3e00174d,0 0 0 1px #8b0e2433;--shadow:0 12px 28px #40323d12,0 2px 3px #89768317,var(--rim);--gold-fill:linear-gradient(90deg,#fff9e4,#ffd467);--gold-rim:inset 0 0 0 1px #ffffffe6,inset 0 0 0 4px #ffffff40,inset 0 2px 1px #fffffff2,inset 0 -2px 1px #ac781c38,0 1px 0 #ffffffd9,0 0 0 1px #c9b07726;--green:linear-gradient(90deg,#e1f7db,#91d885);--green-rim:inset 0 2px 3px #ffffffe0,inset 0 -1px 3px #ffffff80,0 5px 14px #566c201a}
body{font-family:Geist,Arial,sans-serif;font-size:16px;line-height:1.5;background:linear-gradient(145deg,#f8f3ed,#e8e5e9);min-height:100vh}.glass{border:1px solid #ffffffd9;border-radius:24px;box-shadow:var(--shadow)}
.sr-only,.lesson-heading,.part1-photo-column>h1{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
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@media(max-width:1279px){.banner{padding-inline:22px}.brand strong{font-size:12px}.brand small{font-size:7px}.banner-title,.banner-title span{font-size:20px}.lesson-layout{grid-template-columns:220px minmax(0,1fr)}.question-column{position:static;grid-column:2;max-height:none;overflow:visible;padding:0}.contents{grid-row:1/3}.question-column .explanation-set{min-height:0}.question-set{display:block}.question h2{font-size:16px}.section-tab{padding:9px 14px}.part1-layout{grid-template-columns:minmax(300px,.92fr) minmax(400px,1.08fr)}}
@media(max-width:1050px){.banner-title,.banner-title span{font-size:17px}.brand strong{font-size:11px}.brand img{width:44px;height:44px}.brand small{font-size:6px}.brand{gap:6px}.banner{padding-inline:18px}.part1-layout{grid-template-columns:minmax(0,1fr);gap:24px;padding:20px;max-width:900px}.part1-photo-column .exam-photo{height:min(58vh,430px);max-height:430px}.part1-photo-column{margin:0}.part1-layout .english{font-size:20px}.part1-layout .sentence{padding:16px 20px}.part1-layout .translation{padding:0}.part1-photo-column .explanation-set{display:none}.part1-mobile-explanation{display:block;padding:0 8px}.lesson-layout{grid-template-columns:200px minmax(0,1fr)}.category-title{font-size:12px}.category-vocabulary{font-size:14px}}
@media(max-width:760px){.banner{height:auto;min-height:92px;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:52px 29px;gap:0 8px;padding:4px 16px 7px;border-radius:0 0 20px 20px}.brand{grid-column:1;grid-row:1;gap:8px}.brand img{width:40px;height:40px}.brand strong{font-size:12px}.brand small{font-size:6.5px}.banner-title{grid-column:1/-1;grid-row:2;justify-content:center;display:flex;font-size:17px}.banner-title span{font-size:15px;display:block;padding:0 0 0 .48em;border-left:2px solid #fff;line-height:1}.feedback-open{grid-column:2;grid-row:1;min-height:36px;padding:8px 11px;font-size:12px}.feedback-open span{display:none}.section-nav{padding:12px 10px;gap:8px}.section-tab{display:grid;align-content:center;gap:5px;padding:10px 6px;min-height:82px;border-radius:18px}.section-tab .tab-icon{border:0;padding:0;min-height:0;gap:7px;justify-content:center;font-size:9px}.section-tab svg{width:17px;height:17px}.section-tab .tab-name{font-size:12px;gap:4px}.section-tab small{font-size:10px}#main{padding:16px 14px 104px}.lesson-layout,body.wide-reading .lesson-layout{display:block}.contents{display:none}.mobile-contents{display:flex;gap:8px;margin:0 0 16px;padding:0}.mobile-contents label{display:none}.mobile-contents select{min-width:0;flex:1;width:100%;padding:10px 9px;font-size:11px;border:1px solid #ddd1c4;border-radius:13px;background:#fffaf4;color:#8e142b;font-weight:700}.mobile-contents .reading-toggle{white-space:nowrap;font-size:11px;padding:8px 10px}.mobile-contents .all-audio{padding:7px;min-width:34px}.mobile-contents .all-audio svg{width:18px;height:18px}.transcript{border-radius:24px}.hero-wrap{padding:0 1px 18px}.hero{border-radius:22px}.sentence{padding:14px 16px 24px;gap:8px}.english{font-size:19px}.translation{font-size:17px;line-height:1.45;min-height:24.65px}.speaker-row .speaker-audio{height:48px;gap:8px}.listen-label{padding:9px 12px;font-size:13px}.speaker-row .sentence-tools button{font-size:10px;padding:3px 5px}.speaker-row .sentence-tools button:first-child{min-width:25px}.speaker-row .sentence-tools:focus-within>button:first-child span{display:none}.learning-grid{grid-template-columns:1fr;padding:12px;gap:12px}.learning-column{border-right:0;border-bottom:1px solid #dcdfe5;padding:0 0 12px}.learning-column[data-category=reduced-speech]{padding:0;border:0}.learning-column[data-category=connected-and-reduced]{grid-template-columns:1fr;padding:12px 0 0;gap:8px}.category-title,.category-vocabulary{font-size:14px;min-height:43px}.learning-item{min-height:48px}.item-main{font-size:14px}.empty-category{padding:15px 8px}.question-column{margin-top:18px}.question-set{padding:14px}.question h2{font-size:16px}.option{font-size:14px;margin-left:0}.question-column .explanation-set{padding:16px 14px 88px}.explanation-heading p,.explanation-vi{font-size:13px}.explanation-heading>b{font-size:13px}.correct-proof,.evidence-jump,.explanation-vi{margin-left:0}.evidence-jump{width:100%}.part1-nav{gap:4px;padding:5px;margin-bottom:20px;border-radius:21px}.part1-nav a{width:auto;height:48px;border-radius:14px;gap:5px}.part1-nav a small{font-size:6.5px}.part1-nav a strong{font-size:17px}.part1-layout{padding:14px;gap:20px;border-radius:26px}.part1-photo-column{padding:0}.part1-photo-column .exam-photo{height:min(54vh,390px)}.part1-layout .sentence{padding:13px 12px;grid-template-columns:32px 56px minmax(0,1fr) 20px;column-gap:10px;min-height:126px;border-radius:31px}.part1-layout .answer-letter{font-size:42px}.part1-layout .speaker-audio{width:56px;height:56px;border-radius:50%}.part1-layout .speaker-audio svg{width:28px;height:28px}.part1-layout .english{font-size:18px;line-height:1.48}.part1-layout .translation{padding:0;font-size:13px;line-height:1.32;min-height:18px}.answer-tick{width:19px;height:19px;font-size:12px}.part1-layout .sentence-tools{opacity:1;right:14px;bottom:3px}.part1-layout .sentence-tools button{font-size:9px;padding:2px 5px;min-height:22px}.part1-layout .sentence-tools>button:first-child{font-size:13px}.part1-layout .learning-grid{padding:10px;margin-top:10px}.pager{right:18px;bottom:18px;width:152px;height:56px;padding:5px}.pager button{width:40px;height:42px}.playbar{left:10px;bottom:21px;max-width:calc(100vw - 180px)}.vocab-popup{width:calc(100vw - 24px);max-width:none;display:grid;grid-template-columns:minmax(105px,34vw) minmax(0,1fr);gap:10px;padding:1px 1px 8px;border-radius:20px}.vocab-image{border-radius:18px;height:auto;align-self:start}.popup-content{padding:12px 10px 0 0;text-align:left;min-width:0}.popup-content h2{font-size:17px;padding-right:15px;margin-bottom:7px}.meaning{font-size:16px}.save-vocab{font-size:10px;padding:9px 5px;margin-top:9px}.popup-more{font-size:10px}.popup-audio{flex-wrap:wrap;gap:5px}.popup-context{font-size:13px}.popup-close{width:24px;height:24px;right:6px;top:6px}.vocab-card img{border-radius:20px}.vocab-card h2{font-size:16px}}
@media(max-width:360px){.brand strong{font-size:10px}.brand small{font-size:5.5px}.banner-title{font-size:15px}.banner-title span{font-size:13px}.banner{padding-inline:12px}#main{padding-inline:10px}.section-tab .tab-name{font-size:11px}.part1-layout{padding:10px}.part1-layout .sentence{grid-template-columns:29px 50px minmax(0,1fr) 18px;column-gap:7px;padding-inline:10px}.part1-layout .answer-letter{font-size:38px}.part1-layout .speaker-audio{width:50px;height:50px}.part1-layout .english{font-size:17px}.english{font-size:18px}.speaker-row{gap:4px}.listen-label{font-size:12px;padding:8px 10px}.speaker-row .speaker-audio{gap:4px}.popup-content h2{font-size:16px}.meaning{font-size:15px}}
/* Comparison pass: align icon/text baselines and reclaim the rail gutter. */
.banner{background-color:#980010}.section-nav{padding-block:10px}.feedback-open{display:flex;align-items:center;gap:7px}.feedback-open svg:not(.speech-arcs){width:16px;height:16px}.category-title svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;display:block}.category-vocabulary>span{color:#d48e00}.category-connected-speech>span{color:#ed3655}.category-reduced-speech>span{color:#8393aa}.category-connected-and-reduced>span{color:#957da8}.token[class*="evidence-"]{padding-block:0}.part1-layout .answer-letter,.part1-layout .speaker-audio,.answer-tick{grid-row:2}.part1-layout .sentence{align-content:start;grid-template-rows:minmax(20px,auto) minmax(72px,auto)}.part1-layout .speaker-audio{padding:0}.part1-layout .speaker-audio svg path:first-child{fill:currentColor;stroke:none}.question-column{padding-right:0}.contents{display:flex;flex-direction:column;max-height:calc(100dvh - 220px)}.contents-links{min-height:0;max-height:none;overflow:auto}.contents-foot,.contents-actions{flex-shrink:0}.pager{border-radius:100px}
@media(max-width:760px){.contents{display:none}.section-nav{padding-block:12px}.part1-layout .sentence{grid-template-rows:minmax(18px,auto) minmax(56px,auto)}}
@media(max-width:360px){.part1-layout .sentence{grid-template-rows:minmax(18px,auto) minmax(50px,auto)}}
/* Final parity pass: full-width reading and compact inline question numbers. */
@media(min-width:1280px){.lesson-layout{grid-template-columns:220px minmax(0,1fr) clamp(320px,25vw,380px)}}
.question h2{display:block}.question-number{vertical-align:baseline;margin-right:7px}.question h2>span[lang]{display:inline}.question{padding-block:12px}.question:last-child{padding-bottom:2px}.explanation-heading{display:block}.explanation-heading>b{margin-right:8px;vertical-align:baseline}.explanation-heading p{display:inline}.speaker-row .speaker-audio{gap:4px;border-radius:14px}.listen-label{min-height:36px;padding:9px 14px;border:1px solid #e5d5c0;border-radius:14px;font-size:13px;box-shadow:inset 0 1px 0 #fff,0 3px 8px #5212230c}.questions-open,.reading-questions-header{display:none}body.wide-reading .lesson-layout{display:block}body.wide-reading .contents{display:none}body.wide-reading .mobile-contents{display:flex;align-items:center;gap:8px;margin:0 0 16px;padding:0}body.wide-reading .mobile-contents label{display:none}body.wide-reading .mobile-contents select{min-width:0;max-width:480px;flex:1;border:1px solid #e3dbd3;border-radius:16px;background:var(--pearl);padding:10px 14px;color:var(--ruby);font-weight:750;font-size:13px}body.wide-reading .questions-open{display:block;min-height:38px;padding:8px 12px;border:1px solid #e3dbd3;border-radius:16px;background:var(--pearl);box-shadow:var(--rim);color:var(--ruby);font-size:12px;font-weight:750;margin-left:auto}body.wide-reading .question-column[popover]{position:fixed;inset:108px 18px 96px auto;grid-column:auto;width:min(560px,calc(100vw - 36px));height:calc(100dvh - 204px);max-height:calc(100dvh - 204px);margin:0;padding:14px;overflow:auto;overscroll-behavior:contain;border:1px solid #e3dbd3;border-radius:24px;background:#f8f5f2;box-shadow:0 20px 70px #47142345,inset 0 1px 0 #fff}body.wide-reading .question-column[popover]:not(:popover-open){display:none}body.wide-reading .reading-questions-header{display:flex;align-items:center;justify-content:space-between;position:sticky;top:-14px;z-index:2;padding:10px 4px;background:#f8f5f2;color:var(--ruby);gap:12px;font-size:14px}.reading-questions-header button{width:34px;height:34px;border-radius:50%;background:var(--pearl);box-shadow:var(--rim);font-size:23px}.wide-reading .vocab-popup{width:min(680px,calc(100vw - 32px));display:grid;grid-template-columns:250px minmax(0,1fr);gap:14px}.wide-reading .vocab-image{align-self:start}.wide-reading .popup-content{align-self:center;padding:14px}.wide-reading .popup-close{z-index:2}
@media(max-width:760px){body.wide-reading .mobile-contents{flex-wrap:wrap}body.wide-reading .mobile-contents select{flex-basis:100%;max-width:none}body.wide-reading .questions-open{margin-left:0;flex:1}body.wide-reading .question-column[popover]{inset:102px 10px 86px;width:auto;height:calc(100dvh - 188px);max-height:calc(100dvh - 188px);padding:10px}body.wide-reading .vocab-popup{width:calc(100vw - 24px);grid-template-columns:minmax(105px,34vw) minmax(0,1fr);gap:10px}body.wide-reading .popup-content{padding:12px 10px 0 0}.listen-label{font-size:13px;padding:9px 12px}}
/* Responsive reference check: preserve Test 5's header and stacked section tabs. */
.brand strong{font-size:16px}.brand small{font-size:9px;line-height:1;margin-top:3px}.brand span{line-height:1}.banner-title,.banner-title span{font-size:21px}.section-nav{max-width:none;padding:10.88px max(12px,calc((100% - 1320px)/2)) 11.52px;background:linear-gradient(135deg,#fcf9f5,#eae5e7);gap:9.92px}.section-tab{min-height:64px;padding:8px 11.52px;border-radius:18px;gap:10.24px;box-shadow:var(--rim),0 5px 11px #49374114}.section-tab .tab-icon{gap:10.24px;padding-right:11.52px;font-size:11.04px;font-weight:750;min-height:46px}.section-tab .tab-name{font:650 16px/1.05 Arial,Helvetica,sans-serif;gap:4.48px}.section-tab small{font:650 14.08px/1.16 Geist,Arial,sans-serif}.section-tab.active{background:linear-gradient(180deg,#ffffff2e,transparent 24%,transparent 72%,#2d00052e),radial-gradient(120% 120% at 52% 38%,#cf1427 0%,#980010 54%,#690008 100%)}.question-number,.explanation-heading>b{font-size:12px}.explanation-heading{position:relative;min-height:38px;padding:8px 10px 8px 42px}.explanation-heading>b{position:absolute;left:8px;top:8px;margin:0}.explanation-heading p{display:block}.question-column .explanation-set>h2{font-size:20px}
@media(min-width:761px) and (max-width:1279px){.lesson-layout{grid-template-columns:200px minmax(0,1fr)}#main{padding-inline:20px}.brand strong{font-size:14px}.brand small{font-size:8px}.banner-title,.banner-title span{font-size:18px}}
@media(min-width:521px) and (max-width:980px){.section-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.section-tab{display:flex}.section-tab .tab-icon{border-right:1px solid #e3dcd0}}
@media(max-width:760px){.banner{height:66px;min-height:66px;padding:0 14px;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:1fr;gap:8px;border-radius:0 0 22px 22px}.brand{grid-column:1;grid-row:1;gap:11px}.brand img{width:43px;height:43px}.brand strong{font-size:16px}.brand small{font-size:9px}.banner-title{display:none}.feedback-open{min-height:44px;grid-column:2;grid-row:1;font-size:12.48px;line-height:1;padding:10px 12px;gap:6px}.feedback-open span{display:inline}.feedback-open svg:not(.speech-arcs){width:17px;height:17px}#main{padding:18px 12px 104px}.english{font-size:17px;line-height:1.58}.english:not([data-joins="[]"]){line-height:2.6}.translation{font-size:17px}.section-tab .tab-icon{min-height:40px}.section-tab .tab-name{font-size:16px}.section-tab small{font-size:14.08px}}
@media(max-width:520px){.section-nav{grid-template-columns:1fr;padding:7.2px 12px;gap:4.8px}.section-tab{display:flex;min-height:58px;padding:6.4px 9.28px;gap:7.68px;border-radius:15px}.section-tab .tab-icon{border-right:1px solid #e3dcd0;padding-right:7.68px;min-height:43.2px;min-width:93px;justify-content:flex-start;gap:10px;font-size:9.28px}.section-tab svg{width:19px;height:19px}.section-tab .tab-name{font-size:14.4px;line-height:1.05;gap:3.2px}.section-tab small{font-size:12.48px;line-height:1.16}}
@media(max-width:390px){.brand{gap:7.68px}.brand strong{font-size:14.4px}.brand small{font-size:7.68px}}
@media(max-width:340px){.brand span{display:none}}