:root{--green:#1aa05b;--green-dark:#147846;--ink:#172f23;--text:#33463b;--muted:#718078;--line:#dbe7df;--soft:#f5faf7;--sand:#fbf7ef;--shadow:0 18px 46px rgba(28,61,41,.08)}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,#fff,#f6faf7);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}
a{text-decoration:none;color:inherit}button{font:inherit}
.sample-shell{width:min(1040px,calc(100% - 40px));margin-inline:auto}
.sample-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid #e3ebe6;backdrop-filter:blur(14px)}
.sample-nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.sample-nav img{display:block;width:auto;height:48px}
.sample-nav-actions{display:flex;align-items:center;gap:18px;font-size:13px;font-weight:760}
.sample-nav-actions>a:first-child{color:#627168}.sample-register{padding:11px 15px;border-radius:10px;background:var(--green);color:#fff;box-shadow:0 8px 20px rgba(26,160,91,.18);transition:transform .17s ease,box-shadow .17s ease}
.sample-register:hover{transform:translateY(-2px);box-shadow:0 12px 27px rgba(26,160,91,.24)}
.sample-main{padding:46px 0 72px}.sample-intro{max-width:760px;margin-bottom:24px}.sample-intro>span{color:var(--green-dark);font-size:11px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}
.sample-intro h1{margin:8px 0 9px;color:#0e1913;font-size:clamp(40px,5vw,62px);line-height:1;letter-spacing:-.05em}.sample-intro p{margin:0;color:var(--muted);font-size:15px;line-height:1.65}
.sample-picker-card,.sample-card{overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}
.sample-picker-card{padding:30px}.sample-picker-head{margin-bottom:28px}.sample-picker-head>span{color:var(--green-dark);font-size:10px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}.sample-picker-head h2{margin:6px 0 0;color:var(--ink);font-size:30px;line-height:1.16;letter-spacing:-.035em}
.sample-set-group+.sample-set-group{margin-top:25px}.sample-set-group h3{margin:0 0 10px;color:#6d7b73;font-size:11px;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.sample-set-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:11px}.sample-set-grid.special{grid-template-columns:repeat(2,minmax(0,1fr))}
.sample-set-card{min-height:132px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff;text-align:left;cursor:pointer;display:flex;flex-direction:column;align-items:flex-start;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}.sample-set-card:hover{transform:translateY(-3px);border-color:#9fd4b2;background:#fbfefc;box-shadow:0 14px 30px rgba(26,160,91,.10)}
.sample-set-card>span{color:var(--green-dark);font-size:9px;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.sample-set-card>strong{margin:8px 0 18px;color:var(--ink);font-size:17px;line-height:1.25}.sample-set-card>b{margin-top:auto;color:#65746b;font-size:11px;font-weight:650}.sample-set-card b em{margin-left:4px;color:var(--green-dark);font-style:normal;transition:transform .18s ease;display:inline-block}.sample-set-card:hover b em{transform:translateX(4px)}
.sample-progress{height:4px;background:#edf2ef}.sample-progress>span{display:block;height:100%;background:var(--green);transition:width .25s ease}.sample-progress-1{width:20%}.sample-progress-2{width:40%}.sample-progress-3{width:60%}.sample-progress-4{width:80%}.sample-progress-5{width:100%}.sample-card-body{padding:30px}
.sample-meta{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:27px;color:#7d8982;font-size:10px;font-weight:720;text-transform:uppercase;letter-spacing:.055em}.sample-meta strong{max-width:48%;color:var(--green-dark);text-align:right;font-size:10px;font-weight:800}
.sample-question-copy{max-width:860px;margin-bottom:25px;color:var(--ink);font-size:17px;font-weight:400;line-height:1.62}.sample-stem,.sample-question{font:inherit;color:inherit}.sample-question{margin-top:22px}.sample-question strong,.sample-stem strong,.sample-option-copy strong{font-weight:700}
.sample-options{display:grid;gap:10px}.sample-option{display:grid;grid-template-columns:31px 1fr;gap:12px;align-items:center;width:100%;min-height:62px;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);text-align:left;cursor:pointer;transition:transform .17s ease,border-color .17s ease,box-shadow .17s ease,background .17s ease}.sample-option:hover{transform:translateY(-2px) translateX(2px);border-color:#8bcda3;background:#fcfffd;box-shadow:0 10px 26px rgba(26,160,91,.11)}.sample-option.selected{border-color:var(--green);background:#f3faf6;box-shadow:0 0 0 3px rgba(26,160,91,.08)}
.sample-option>span:first-child{width:28px;height:28px;border:1px solid #cbd8d0;border-radius:50%;display:grid;place-items:center;color:#6f7e75;font-size:11px;font-weight:800}.sample-option.selected>span:first-child{border-color:var(--green);background:var(--green);color:#fff}.sample-option-copy{font-size:14px;font-weight:400;line-height:1.5}
.sample-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;padding-top:18px;border-top:1px solid #e8efea}.sample-actions button{min-height:44px;padding:0 17px;border-radius:10px;cursor:pointer;transition:transform .17s ease,box-shadow .17s ease,opacity .17s ease}.sample-actions button:hover:not(:disabled){transform:translateY(-2px)}.sample-actions button:disabled{opacity:.42;cursor:not-allowed}.sample-actions #sampleSubmit{border:0;background:var(--green);color:#fff;font-weight:800;box-shadow:0 8px 21px rgba(26,160,91,.18)}.sample-actions #sampleSubmit:hover:not(:disabled){box-shadow:0 12px 28px rgba(26,160,91,.26)}.sample-back{border:1px solid var(--line);background:#fff;color:#627168;font-weight:700}
.sample-result-card{padding:42px 34px;text-align:center}.sample-result-mark{width:62px;height:62px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;background:#eaf7ef;border:1px solid #bfe2cb;color:var(--green);font-size:23px;font-weight:850}.sample-result-kicker{display:block;color:var(--green-dark);font-size:10px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}.sample-result-card>h2{margin:6px 0 8px;color:var(--ink);font-size:34px;letter-spacing:-.035em}.sample-result-lead{max-width:620px;margin:0 auto;color:var(--muted);font-size:14px}
.sample-misconceptions{max-width:760px;margin:28px auto 0;text-align:left}.sample-misconceptions>h3{margin:0 0 10px;color:#65746b;font-size:11px;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.sample-misconceptions article{padding:15px 16px;border-top:1px solid #e5ece8}.sample-misconceptions article:last-child{border-bottom:1px solid #e5ece8}.sample-misconceptions strong{display:block;color:var(--ink);font-size:13px}.sample-misconceptions p{margin:4px 0 0;color:#69776f;font-size:12px;line-height:1.55}
.sample-complete-actions{display:flex;justify-content:center;gap:10px;margin-top:26px}.sample-complete-actions .primary,.sample-complete-actions .secondary{min-height:46px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}.sample-complete-actions .primary{background:var(--green);color:#fff;box-shadow:0 9px 23px rgba(26,160,91,.20)}.sample-complete-actions .secondary{border:1px solid var(--line);background:#fff;color:#5d6c63;cursor:pointer}.sample-error{padding:28px;border:1px solid #ead8d0;border-radius:18px;background:#fff8f5}
@media(max-width:820px){.sample-set-grid,.sample-set-grid.special{grid-template-columns:1fr 1fr}.sample-meta{flex-direction:column;gap:5px}.sample-meta strong{max-width:none;text-align:left}.sample-question-copy{font-size:16px}}
@media(max-width:600px){.sample-shell{width:min(100% - 24px,1040px)}.sample-nav{min-height:68px}.sample-nav img{height:40px}.sample-nav-actions>a:first-child{display:none}.sample-main{padding:30px 0 54px}.sample-intro h1{font-size:38px}.sample-picker-card,.sample-card-body{padding:20px}.sample-set-grid,.sample-set-grid.special{grid-template-columns:1fr}.sample-set-card{min-height:112px}.sample-actions{align-items:stretch;flex-direction:column-reverse}.sample-actions button{width:100%}.sample-result-card{padding:32px 20px}.sample-complete-actions{flex-direction:column}.sample-complete-actions .primary,.sample-complete-actions .secondary{width:100%}}


/* TEPS V6 — sample picker hierarchy */
.sample-set-card.subject-specific{border-color:#efc978;background:linear-gradient(180deg,#fffdf8 0%,#fffaf0 100%)}
.sample-set-card.subject-specific:hover{border-color:#e7ae37;background:#fff9ec;box-shadow:0 14px 30px rgba(212,151,27,.11)}
.sample-set-card.subject-specific>span,.sample-set-card.subject-specific b em{color:#986d13}
.sample-set-card.special-recognition{border-color:#a9d9ba;background:linear-gradient(180deg,#fbfffc 0%,#f0faf4 100%)}
.sample-set-card.special-recognition:hover{border-color:#64bd83;background:#effaf3;box-shadow:0 14px 30px rgba(26,160,91,.12)}
.sample-set-card>span{font-size:11px}
.sample-set-card>strong{font-size:19px;line-height:1.28}
.sample-set-card>b{font-size:12px}
.sample-set-card{min-height:145px}
@media(max-width:600px){.sample-set-card{min-height:124px;padding:19px 18px}.sample-set-card>strong{font-size:18px}}

/* --------------------------------------------------
   V7 — spreadsheet-faithful sample assessment
   -------------------------------------------------- */
.sample-home-kicker{color:var(--green-dark);font-size:17px;line-height:1.2;font-weight:850;letter-spacing:.035em;text-transform:none}
.sample-intro{max-width:820px;margin-bottom:30px}
.sample-intro h1{margin-top:12px}
.sample-intro-copy{display:grid;gap:6px}
.sample-intro-copy p{margin:0;color:var(--muted);font-size:16px;line-height:1.58}
.sample-picker-head h2{font-size:32px}
.sample-set-card{min-height:154px;padding:20px}
.sample-set-card>strong{font-size:20px;line-height:1.3}
.sample-set-card.subject-specific>strong{color:#6f4e11}
.sample-set-card.special-recognition>strong{color:var(--green-dark)}
.sample-question-copy,.sample-option-copy{user-select:text;-webkit-user-select:text}
.sample-copy-row{display:flex;justify-content:flex-end;margin:-10px 0 12px}
.sample-copy{border:0;background:transparent;color:#718078;font-size:11px;font-weight:700;cursor:pointer;padding:5px 0;transition:color .17s ease,transform .17s ease}
.sample-copy:hover{color:var(--green-dark);transform:translateY(-1px)}
.sample-question-media{max-width:720px;margin:20px auto 6px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.sample-question-media img{display:block;width:100%;max-height:560px;object-fit:contain;background:#fff}
.sample-result-card{padding-top:44px}
.sample-result-card>h2{font-size:38px}
.sample-result-score{margin:0 auto 7px;color:var(--ink);font-size:16px}
.sample-result-score strong{font-weight:800}
.sample-misconceptions{display:grid;gap:10px}
.sample-misconceptions>h3{margin-bottom:2px}
.sample-misconception-card{width:100%;padding:17px 18px;border:1px solid #e2ebe5;border-radius:14px;background:#fff;text-align:left;cursor:pointer;transition:transform .17s ease,border-color .17s ease,box-shadow .17s ease,background .17s ease}
.sample-misconception-card:hover{transform:translateY(-2px);border-color:#a7d7b8;background:#fbfefc;box-shadow:0 10px 24px rgba(26,160,91,.08)}
.sample-misconception-card strong{display:block;color:var(--ink);font-size:14px}
.sample-misconception-card p{margin:5px 0 8px;color:#65746b;font-size:13px;line-height:1.58}
.sample-misconception-card span{color:var(--green-dark);font-size:11px;font-weight:800}
.sample-share{max-width:680px;margin:24px auto 0;padding:18px;border:1px solid #dce9e1;border-radius:16px;background:#f7fbf8;text-align:left}
.sample-share h3{margin:0 0 3px;color:var(--ink);font-size:17px}
.sample-share p{margin:0 0 12px;color:#6e7c74;font-size:13px}
.sample-share>div{display:flex;flex-wrap:wrap;gap:8px}
.sample-share button{min-height:39px;padding:0 13px;border:1px solid #cfe0d5;border-radius:9px;background:#fff;color:var(--green-dark);font-size:12px;font-weight:800;cursor:pointer;transition:transform .17s ease,border-color .17s ease,box-shadow .17s ease}
.sample-share button:hover{transform:translateY(-2px);border-color:#83c99c;box-shadow:0 8px 18px rgba(26,160,91,.09)}
.sample-share small{display:block;min-height:16px;margin-top:8px;color:#75837b;font-size:11px}
.sample-review-option{position:relative;cursor:default}
.sample-review-option.was-selected{border-color:#e6b65a;background:#fffaf0}
.sample-review-option.is-correct{border-color:#79c895;background:#f2faf5}
.sample-review-option small{margin-left:auto;color:#6d7b73;font-size:10px;font-weight:800}
.sample-review-option.was-selected small{color:#946714}
.sample-review-option.is-correct small{color:var(--green-dark)}
.sample-review-actions{display:flex;justify-content:space-between;gap:12px;margin-top:24px;padding-top:18px;border-top:1px solid #e8efea}
.sample-review-actions .primary,.sample-review-actions .secondary{min-height:46px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;text-decoration:none}
.sample-review-actions .primary{background:var(--green);color:#fff;box-shadow:0 9px 23px rgba(26,160,91,.20)}
.sample-review-actions .secondary{border:1px solid var(--line);background:#fff;color:#5d6c63;cursor:pointer}
@media(max-width:600px){
  .sample-home-kicker{font-size:15px}
  .sample-intro-copy p{font-size:15px}
  .sample-picker-head h2{font-size:27px}
  .sample-set-card{min-height:132px}
  .sample-set-card>strong{font-size:19px}
  .sample-question-media img{max-height:420px}
  .sample-review-actions{flex-direction:column}
  .sample-review-actions .primary,.sample-review-actions .secondary{width:100%}
  .sample-share>.sample-social-icons{display:grid;grid-template-columns:1fr 1fr 1fr}
}
.sample-misconception-card>em{display:block;margin-top:6px;color:var(--green-dark);font-size:10px;font-style:normal;font-weight:850;letter-spacing:.06em;text-transform:uppercase}


/* V8 — accessibility/readability + homepage shell alignment */
.sample-page{background:#fff;color:#474747}
.sample-main{width:min(1040px,calc(100% - 40px));margin:0 auto;padding:58px 0 16px}
.sample-intro{max-width:900px;margin:0 0 38px}
.sample-intro h1{margin:12px 0 14px;color:#000;font-size:clamp(42px,5vw,62px);line-height:1.06;letter-spacing:-.045em}
.sample-intro-copy{display:grid;gap:8px;max-width:880px}
.sample-intro-copy p{margin:0;color:#5f6863;font-size:19px;line-height:1.65}
.sample-picker-card,.sample-card{border:1px solid #d9e0dd;border-radius:22px;background:#fff;box-shadow:0 16px 38px rgba(38,55,47,.08)}
.sample-picker-card{padding:30px}
.sample-picker-head>span{font-size:14px}
.sample-picker-head h2{font-size:36px;line-height:1.12;margin-top:7px}
.sample-set-group h3{font-size:20px}
.sample-set-card{min-height:160px;padding:22px;border-radius:18px}
.sample-set-card>span{font-size:13px}
.sample-set-card>strong{font-size:22px;line-height:1.32}
.sample-set-card>b{font-size:14px}
.sample-card-body{padding:32px}
.sample-meta{font-size:14px}
.sample-meta strong{font-size:15px;line-height:1.4}
.sample-question-copy,.sample-options{user-select:none;-webkit-user-select:none}
.sample-question-copy{font-size:19px;line-height:1.65}
.sample-stem,.sample-question{font-size:19px;line-height:1.65;font-weight:400}
.sample-question{margin-top:28px}
.sample-stem strong,.sample-question strong,.sample-option-copy strong{font-weight:750}
.sample-option{min-height:72px;padding:16px 17px;grid-template-columns:36px minmax(0,1fr);gap:14px;border-radius:16px}
.sample-option>span:first-child{width:32px;height:32px;font-size:13px}
.sample-option-copy{font-size:18px;font-weight:400;line-height:1.58}
.sample-question-media{margin:24px auto 10px;max-width:780px}
.sample-question-media img{max-height:620px}
.sample-actions{margin-top:28px;padding-top:22px}
.sample-actions button{min-height:50px;padding:0 20px;font-size:15px}
.sample-result-kicker{font-size:13px}
.sample-result-card>h2{font-size:44px;line-height:1.08}
.sample-result-score{font-size:19px}
.sample-result-lead{font-size:18px;line-height:1.6}
.sample-misconceptions{max-width:830px;margin-top:32px}
.sample-misconceptions>h3{font-size:14px}
.sample-misconception-card{padding:20px;border-radius:16px}
.sample-misconception-card strong{font-size:17px}
.sample-misconception-card p{font-size:16px;line-height:1.62}
.sample-misconception-card span{font-size:13px}
.sample-complete-actions .primary,.sample-complete-actions .secondary,.sample-review-actions .primary,.sample-review-actions .secondary{min-height:50px;font-size:15px;padding:0 20px}
.sample-review-option small{font-size:12px}
.sample-share{max-width:760px;margin:30px auto 0;padding:24px;text-align:center;border-radius:18px}
.sample-share h3{font-size:24px;margin-bottom:6px}
.sample-share p{font-size:16px;margin-bottom:18px}
.sample-social-icons{display:flex;justify-content:center;align-items:flex-start;gap:26px}
.sample-social-icons button{width:92px;min-height:96px;padding:10px;border:0;background:transparent;display:grid;justify-items:center;align-content:start;gap:8px;box-shadow:none;cursor:pointer;transition:transform .17s ease}
.sample-social-icons button:hover{transform:translateY(-3px);box-shadow:none}
.sample-social-icons img{width:54px;height:54px;border-radius:12px;filter:drop-shadow(0 3px 8px rgba(0,0,0,.08));transition:transform .18s ease,filter .18s ease}
.sample-social-icons button:hover img{transform:scale(1.06);filter:drop-shadow(0 6px 14px rgba(0,0,0,.14))}
.sample-social-icons span{font-size:14px;font-weight:800;color:#3f4d45}
.sample-share-alt{display:flex;justify-content:center;margin-top:16px}
.sample-download-card-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 18px;border-radius:999px;border:1.5px solid #c2ded0;background:#fff;color:var(--green-dark,#0e7b41);font-size:13px;font-weight:750;cursor:pointer;transition:all .18s ease;box-shadow:0 2px 6px rgba(0,0,0,.03)}
.sample-download-card-btn:hover{background:#f0faf4;border-color:#73bc8f;transform:translateY(-1px);box-shadow:0 6px 16px rgba(26,160,91,.12)}
.sample-download-card-btn svg{width:15px;height:15px;color:currentColor}
.sample-share small{display:inline-block;min-height:22px;margin-top:14px;font-size:14px;color:#1e6a42;font-weight:600;line-height:1.4}
.sample-error{font-size:17px}
@media(max-width:820px){
  .sample-main{width:min(100% - 28px,1040px)}
  .sample-set-grid,.sample-set-grid.special{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .sample-main{width:min(100% - 24px,1040px);padding-top:34px}
  .sample-intro h1{font-size:40px}
  .sample-intro-copy p{font-size:18px}
  .sample-picker-card,.sample-card-body{padding:20px}
  .sample-picker-head h2{font-size:30px}
  .sample-set-grid,.sample-set-grid.special{grid-template-columns:1fr}
  .sample-set-card{min-height:132px}
  .sample-set-card>strong{font-size:21px}
  .sample-question-copy,.sample-stem,.sample-question{font-size:18px}
  .sample-option-copy{font-size:17px}
  .sample-meta{flex-direction:column;gap:6px}
  .sample-meta strong{max-width:none;text-align:left}
  .sample-result-card{padding:32px 20px}
  .sample-result-card>h2{font-size:38px}
  .sample-social-icons{gap:14px}
  .sample-social-icons button{width:78px}
  .sample-social-icons img{width:48px;height:48px}
}


.sample-option-copy,.sample-question-media img{user-select:none;-webkit-user-select:none;-webkit-user-drag:none}

/* V9 — two-step typography reduction */
.sample-main{padding-top:44px}
.sample-intro{margin-bottom:32px}
.sample-intro h1{font-size:clamp(36px,4.4vw,52px);line-height:1.08}
.sample-intro-copy p{font-size:17px;line-height:1.58}
.sample-picker-head>span{font-size:13px}
.sample-picker-head h2{font-size:31px}
.sample-set-group h3{font-size:17px}
.sample-set-card{min-height:150px;padding:20px}
.sample-set-card>span{font-size:12px}
.sample-set-card>strong{font-size:19px;line-height:1.28}
.sample-set-card>b{font-size:13px}
.sample-card-body{padding:28px}
.sample-meta{font-size:13px}
.sample-meta strong{font-size:14px}
.sample-question-copy,.sample-stem,.sample-question{font-size:17px;line-height:1.58}
.sample-question{margin-top:24px}
.sample-option{min-height:66px;padding:14px 16px}
.sample-option-copy{font-size:16px;line-height:1.52}
.sample-actions button{min-height:48px;font-size:14px}
.sample-result-kicker{font-size:12px}
.sample-result-card>h2{font-size:38px}
.sample-result-score{font-size:17px}
.sample-result-lead{font-size:16px}
.sample-misconceptions>h3{font-size:13px}
.sample-misconception-card{padding:18px}
.sample-misconception-card strong{font-size:15px}
.sample-misconception-card p{font-size:14px;line-height:1.58}
.sample-misconception-card span{font-size:12px}
.sample-complete-actions .primary,.sample-complete-actions .secondary,.sample-review-actions .primary,.sample-review-actions .secondary{min-height:48px;font-size:14px}
.sample-share h3{font-size:21px}
.sample-share p{font-size:14px}
.sample-social-icons span{font-size:13px}
.sample-share small{font-size:13px}
@media(max-width:600px){
  .sample-main{padding-top:28px}
  .sample-intro h1{font-size:34px}
  .sample-intro-copy p{font-size:16px}
  .sample-picker-head h2{font-size:27px}
  .sample-set-group h3{font-size:16px}
  .sample-set-card>strong{font-size:18px}
  .sample-question-copy,.sample-stem,.sample-question{font-size:16px}
  .sample-option-copy{font-size:15px}
  .sample-result-card>h2{font-size:34px}
}