.chemistry-choice{--ch-panel:#0b4436;--ch-card:#0a3c30;--ch-well:#063126;--ch-stroke:#658470;--ch-gold:#ffd18e;--ch-ink:#fff1d7;--ch-muted:#c6d5c7;color:var(--ch-ink)}
:root[data-theme=light] .chemistry-choice{--ch-panel:#e4eedc;--ch-card:#f6f9ed;--ch-well:#eef4e5;--ch-stroke:#9db392;--ch-gold:#785222;--ch-ink:#203d30;--ch-muted:#4a6251}
.chemistry-choice [hidden]{display:none!important}
.chemistry-choice :is(p,li,dd,label,legend,summary,small){color:var(--ch-muted)}
.chemistry-choice :is(h2,h3,strong,dt){color:var(--ch-ink)}
.ch-section-heading{max-width:820px;margin:0 auto 28px;text-align:center}
.ch-section-heading h2{margin:14px 0;font-size:clamp(28px,3vw,42px);line-height:1.16;letter-spacing:-.035em}
.ch-section-heading>p:last-child{font-size:15px;line-height:1.75;margin:0 auto;max-width:710px}
.ch-filter{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px 28px;padding:26px;border:1px solid var(--ch-stroke);border-radius:24px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card))}
.chemistry-choice fieldset{border:0;padding:0;margin:0 0 22px;min-width:0}
.chemistry-choice legend{font-size:14px;font-weight:650;margin-bottom:12px;color:var(--ch-ink)}
.ch-options{display:flex;flex-wrap:wrap;gap:8px}
.ch-option{position:relative;display:block;cursor:pointer;min-width:0}
.ch-option input{position:absolute;opacity:0;width:1px;height:1px}
.ch-option>span{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 17px;min-height:46px;border:1px solid var(--ch-stroke);border-radius:13px;background:var(--ch-well);color:var(--ch-ink);font-size:13px;line-height:1.45;transition:border-color .15s,background .15s}
.ch-option input:checked+span{border-color:#ffd18e;background:#ffd18e;color:#38290e}
.ch-option input:checked+span :is(strong,small){color:#38290e}
.ch-option input:focus-visible+span,.ch-check input:focus-visible+.ch-check-mark{outline:2px solid var(--ch-gold);outline-offset:4px}
.ch-option:hover>span{border-color:var(--ch-gold)}
.ch-filter-bottom{grid-column:1/-1;display:grid;grid-template-columns:1fr minmax(250px,.8fr) auto;gap:24px;align-items:end;border-top:1px solid var(--ch-stroke);padding-top:22px}
.ch-check{position:relative;display:flex;align-items:center;gap:11px;font-size:13px;line-height:1.6;cursor:pointer;min-height:44px}
.ch-check input{position:absolute;opacity:0;width:1px;height:1px}
.ch-check-mark{width:23px;height:23px;border:1px solid var(--ch-stroke);border-radius:7px;background:var(--ch-well);flex:none;display:grid;place-items:center}
.ch-check input:checked+.ch-check-mark{background:#ffd18e;border-color:#ffd18e}
.ch-check input:checked+.ch-check-mark:after{content:'';width:10px;height:6px;border-left:2px solid #38290e;border-bottom:2px solid #38290e;transform:rotate(-45deg);margin-top:-3px}
.ch-field{display:flex;flex-direction:column;gap:9px;min-width:0;font-size:13px;font-weight:600}
.ch-field>span{color:var(--ch-ink)}
.ch-field input{appearance:none;-moz-appearance:textfield;width:100%;min-width:0;min-height:48px;border:1px solid var(--ch-stroke);border-radius:12px;background:var(--ch-well);padding:12px 14px;font:inherit;font-size:16px;color:var(--ch-ink);box-shadow:none}
.ch-field input::placeholder{color:var(--ch-muted);font-size:13px;opacity:1}
.ch-field input:focus-visible{outline:2px solid var(--ch-gold);outline-offset:3px}
.ch-field input[aria-invalid=true]{border-color:#f2a878;outline-color:#f2a878}
.ch-field small{font-size:11px;font-weight:400;line-height:1.6}
.ch-reset{appearance:none;background:var(--ch-well);border:1px solid var(--ch-stroke);border-radius:12px;color:var(--ch-ink);padding:12px 17px;min-height:48px;font:inherit;font-size:12px;cursor:pointer}
.ch-reset:hover{border-color:var(--ch-gold)}
.ch-result-line{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:22px 0;font-size:13px}
.ch-result-line>p{margin:0}
.chemistry-choice .ch-text-link,.chemistry-choice .ch-school-link{color:var(--ch-gold);font-weight:600;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.ch-text-link:hover,.ch-school-link:hover{text-decoration:underline;text-underline-offset:4px}
.ch-offer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.ch-offer{display:flex;flex-direction:column;padding:25px;border:1px solid var(--ch-stroke);border-radius:24px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card));min-width:0}
.ch-offer-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px}
.ch-offer-top>div{display:grid;gap:8px;min-width:0}
.ch-school{color:var(--ch-gold);font-size:12px;font-weight:700;letter-spacing:.04em}
.ch-grade{font-size:11px;line-height:1.55;color:var(--ch-muted)}
.ch-offer-art{width:80px;height:80px;flex:none}
.ch-offer h3{font-family:'Cormorant Garamond',Georgia,serif;font-size:29px;line-height:1.1;margin:0;letter-spacing:-.015em}
.ch-teacher{font-size:12px;margin:13px 0}
.ch-fit{font-size:13px;line-height:1.75;margin:0 0 18px}
.ch-match{display:block;font-size:10px;line-height:1.55;padding:9px 12px;border:1px solid var(--ch-stroke);border-radius:10px;margin:0 0 15px;color:var(--ch-ink)!important;background:var(--ch-well)}
.ch-match[data-status=confirm]{border-color:#ad955e}
.ch-offer-facts{list-style:none;padding:0;margin:0 0 16px}
.ch-offer-facts li{display:grid;grid-template-columns:1fr;gap:5px;padding:11px 0;border-top:1px solid var(--ch-stroke);font-size:12px;line-height:1.6}
.ch-offer-facts strong{font-size:10px;text-transform:uppercase;letter-spacing:.04em}
.ch-offer-details{margin:0 0 20px}
.ch-offer-details summary{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px;font-size:11px;color:var(--ch-ink);cursor:pointer;list-style:none}
.ch-offer-details summary::-webkit-details-marker{display:none}
.ch-offer-details summary>span{font-size:20px;color:var(--ch-gold)}
.ch-offer-details[open] summary>span{transform:rotate(180deg)}
.ch-offer-details>div{font-size:12px;line-height:1.75;border:1px solid var(--ch-stroke);border-radius:12px;padding:14px;background:var(--ch-well)}
.ch-offer-details ul{padding-left:16px;margin:0 0 12px}
.ch-offer-details p{margin:0}
.ch-price{display:flex;flex-direction:column;gap:7px;margin-top:auto;padding:18px 0 20px;border-top:1px solid var(--ch-stroke)}
.ch-price strong{font-family:'Cormorant Garamond',Georgia,serif;font-size:35px;color:var(--ch-gold);line-height:1.2}
.ch-price>span{font-size:11px;color:var(--ch-muted)}
.ch-price small{font-size:11px;line-height:1.6}
.ch-offer-actions{display:grid;gap:6px}
.chemistry-choice .ch-buy{min-height:48px;padding:13px 17px;border:1px solid #ffdfa5;border-radius:13px;background:linear-gradient(135deg,#ffdaa0,#ffc578);color:#38290e;font-size:13px;line-height:1.55;font-weight:700;box-shadow:none;transform:none;text-align:center;white-space:normal;cursor:pointer}
.chemistry-choice .ch-buy:hover{background:#ffe1ad;color:#38290e;border-color:#ffdfa5}
.chemistry-choice .ch-buy:visited,.chemistry-choice .ch-buy:active,.chemistry-choice .ch-buy:focus-visible{color:#38290e}
.chemistry-choice .ch-buy:focus-visible,.chemistry-choice .ch-reset:focus-visible{outline:2px solid var(--ch-gold);outline-offset:4px}
.ch-offer .ch-school-link{justify-content:center;font-size:12px}
.ch-compare-check{margin-top:14px;border-top:1px solid var(--ch-stroke);padding-top:14px;font-size:12px}
.ch-centered-note{display:flex;justify-content:center;text-align:left;margin:22px auto 0}
.ch-centered-note .editorial-label{max-width:850px}
.ch-inline-note,.ch-empty{padding:15px 20px;border:1px solid var(--ch-stroke);border-radius:15px;background:var(--ch-well);font-size:13px;line-height:1.7;margin-bottom:18px}
.ch-compare-wrap{overflow:hidden;border:1px solid var(--ch-stroke);border-radius:24px;background:var(--ch-card)}
.ch-compare-table{border-collapse:collapse;width:100%;table-layout:fixed;text-align:left}
.ch-compare-table caption{padding:18px 24px;text-align:left;font-size:12px;color:var(--ch-muted);background:var(--ch-well)}
.ch-compare-table :is(th,td){padding:20px 23px;vertical-align:top;border-top:1px solid var(--ch-stroke);font-size:13px;line-height:1.7;overflow-wrap:anywhere}
.ch-compare-table thead th{background:var(--ch-panel);font-weight:400}
.ch-compare-table th:first-child{width:23%}
.ch-compare-table thead span{color:var(--ch-gold);font-size:11px}
.ch-compare-table thead strong{display:block;margin:8px 0;font-size:18px;line-height:1.4}
.ch-compare-table thead small{font-size:11px}
.ch-compare-table td{color:var(--ch-muted)}
.ch-compare-table .ch-price-row td,.ch-mobile-compare .ch-price-row dd{color:var(--ch-gold);font-size:20px;font-weight:700}
.ch-row-name{display:flex;align-items:center;gap:12px}
.ch-row-name .art{width:43px;height:43px;flex:none}
.ch-compare-table tfoot .ch-buy{font-size:12px;width:100%}
.ch-mobile-compare{display:none}
.ch-budget-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:20px}
.ch-budget-form,.ch-budget-result{min-width:0;border:1px solid var(--ch-stroke);border-radius:24px;padding:28px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card))}
.ch-course-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.ch-course-options .ch-option>span{height:100%;align-items:start;flex-direction:column;font-size:11px;padding:12px}
.ch-course-options small{font-size:10px;line-height:1.5}
.ch-field-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 14px;margin-bottom:22px}
.ch-field-wide{grid-column:1/-1}
.ch-budget-form>.ch-buy{width:100%}
.ch-form-message{font-size:12px;line-height:1.7;margin:14px 0 0}
.ch-result-title{display:flex;align-items:center;gap:18px;margin-bottom:24px}
.ch-result-title>.art{width:65px;height:65px;flex:none}
.ch-result-title h3{font-family:'Cormorant Garamond',Georgia,serif;font-size:30px;line-height:1.2;margin:0 0 8px}
.ch-result-title p{font-size:12px;margin:0}
.ch-budget-placeholder{font-size:16px;line-height:1.9;max-width:390px;margin:34px 0}
.ch-scenario{padding:20px 0;border-top:1px solid var(--ch-stroke);display:grid;grid-template-columns:1fr auto;gap:7px 18px}
.ch-scenario h4{font-size:14px;margin:0;line-height:1.5;color:var(--ch-ink)}
.ch-scenario strong{font-size:22px;color:var(--ch-gold);white-space:nowrap;max-width:100%;overflow-wrap:anywhere}
.ch-scenario p{grid-column:1/-1;font-size:12px;line-height:1.7;margin:0}
.ch-budget-capacity{border:1px solid var(--ch-stroke);background:var(--ch-well);border-radius:14px;padding:17px;font-size:13px;line-height:1.8;margin-top:18px}
.ch-practice-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.ch-practice-grid>article{padding:22px;border:1px solid var(--ch-stroke);border-radius:22px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card));display:flex;flex-direction:column;min-width:0}
.ch-practice-art{width:70px;height:70px;margin-bottom:15px}
.ch-practice-grid h3{font-size:18px;line-height:1.4;margin:0 0 12px}
.ch-practice-grid p{font-size:13px;line-height:1.8;margin:0}
.ch-question{border-top:1px solid var(--ch-stroke);padding-top:17px;margin-top:20px;margin-bottom:20px}
.ch-question>span{display:block;font-size:10px;font-weight:700;letter-spacing:.025em;color:var(--ch-gold);margin-bottom:9px}
.ch-practice-grid .ch-check{margin-top:auto;font-size:11px}
.ch-save-plan{padding:25px 28px;margin-top:22px;border:1px solid var(--ch-stroke);border-radius:22px;background:var(--ch-panel);display:flex;align-items:center;flex-wrap:wrap;gap:18px 28px;justify-content:space-between}
.ch-save-plan>div{display:flex;align-items:center;gap:18px;max-width:760px}
.ch-save-plan .art{width:65px;height:65px;flex:none}
.ch-save-plan h3{font-size:20px;margin:0 0 8px}
.ch-save-plan p{font-size:13px;line-height:1.7;margin:0}
.ch-save-plan>p{width:100%}
.ch-exam-links{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:900px;margin:auto}
.ch-faq{max-width:1180px;margin-inline:auto}
.ch-faq .faq-list{background:var(--ch-card);border-color:var(--ch-stroke)}
.ch-faq .faq-list summary{color:var(--ch-ink)}
.ch-faq .faq-list .faq-answer{background:var(--ch-well);border-top-color:var(--ch-stroke)}
.ch-faq .faq-list .faq-answer p{color:var(--ch-muted)}
.chemistry-choice a:not(.ch-buy):visited{color:var(--ch-gold)}
.chemistry-choice .commercial-direction:visited strong{color:var(--ch-ink)}
@media(min-width:1500px){.ch-offer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.ch-offer{padding:30px}}
@media(max-width:1100px){.ch-offer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ch-practice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ch-filter-bottom{grid-template-columns:1fr 1fr}.ch-filter-bottom .ch-reset{grid-column:2}.ch-budget-layout{grid-template-columns:1fr}.ch-budget-placeholder{max-width:none}.ch-compare-table :is(th,td){padding:16px}.ch-row-name{flex-direction:column;align-items:start}}
@media(max-width:700px){.ch-filter{padding:19px 16px;border-radius:20px}.ch-filter-bottom{grid-template-columns:1fr;gap:14px}.ch-filter-bottom .ch-reset{grid-column:auto}.ch-options{gap:7px}.ch-option>span{font-size:12px;padding:11px 13px}.ch-result-line{align-items:start;flex-direction:column;gap:4px}.ch-offer-grid{grid-template-columns:1fr}.ch-offer{padding:22px;border-radius:20px}.ch-offer h3{font-size:29px}.ch-section-heading{text-align:left;margin-bottom:23px}.ch-section-heading h2{font-size:30px}.ch-section-heading>p:last-child{font-size:14px}.ch-compare-wrap{display:none}.ch-mobile-compare{display:grid;gap:16px}.ch-mobile-compare>article{border:1px solid var(--ch-stroke);border-radius:20px;background:var(--ch-card);padding:21px}.ch-mobile-compare h3{font-size:20px;line-height:1.4;margin:0 0 20px}.ch-mobile-compare dl{margin:0}.ch-mobile-compare dl>div{border-top:1px solid var(--ch-stroke);padding:13px 0}.ch-mobile-compare dt{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:600}.ch-mobile-compare dt .art{width:33px;height:33px;flex:none}.ch-mobile-compare dd{font-size:13px;line-height:1.75;margin:7px 0 0 42px}.ch-mobile-compare .ch-buy{width:100%;margin-top:14px}.ch-budget-form,.ch-budget-result{padding:21px 17px;border-radius:20px}.ch-course-options{grid-template-columns:1fr}.ch-course-options .ch-option>span{flex-direction:row;align-items:center;justify-content:space-between;gap:10px}.ch-field-grid{gap:17px 12px}.ch-scenario{grid-template-columns:1fr}.ch-scenario strong{white-space:normal}.ch-scenario p{grid-column:auto}.ch-practice-grid{grid-template-columns:1fr}.ch-practice-grid>article{padding:21px}.ch-save-plan{padding:21px;gap:20px}.ch-save-plan>div{align-items:start;gap:13px}.ch-save-plan .art{width:44px;height:44px}.ch-save-plan h3{font-size:18px}.ch-save-plan .ch-buy{width:100%}.ch-exam-links{grid-template-columns:1fr}.ch-centered-note{justify-content:start}.ch-centered-note .editorial-label{font-size:12px}.chemistry-choice .commercial-block{margin-top:48px}}
@media(max-width:370px){.ch-field-grid{grid-template-columns:1fr}.ch-field-wide{grid-column:auto}.ch-course-options .ch-option>span{flex-direction:column;align-items:start}.ch-offer{padding:19px}.ch-offer-art{width:65px;height:65px}}
@media(prefers-reduced-motion:reduce){.chemistry-choice *{transition:none!important;scroll-behavior:auto!important}}

@media(max-width:700px){.ch-filter{grid-template-columns:1fr;gap:0}.ch-filter-bottom{grid-column:auto}}

/* Course covers and compact, readable programme comparison. */
.chemistry-choice .ch-selection{max-width:1320px;margin-inline:auto}
.ch-offer-grid{gap:22px}
.chemistry-choice .ch-offer{padding:0;overflow:hidden;background:var(--ch-card);border-color:color-mix(in srgb,var(--ch-stroke) 65%,transparent)}
.ch-offer-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#05281e;flex:none}
.ch-offer-cover>img{width:100%;height:100%;object-fit:cover;display:block}
.ch-cover-class{position:absolute;left:17px;bottom:14px;max-width:calc(100% - 34px);background:#062e24e8;border:1px solid #b1a174;padding:7px 11px;border-radius:9px;color:#fff1d7;font-size:12px;line-height:1.5}
.ch-offer-content{display:flex;flex-direction:column;padding:23px;flex:1;min-width:0}
.ch-offer-top{margin-bottom:14px}
.ch-school{display:inline-flex;align-items:center;gap:9px;font-size:13px;letter-spacing:0}
.ch-school i{width:8px;height:8px;border-radius:50%;background:#b7e6a6;flex:none}
.ch-brand-umschool i{background:#ffc578}.ch-brand-tetrika i{background:#a6d8ec}
.chemistry-choice .ch-offer h3{font-family:Onest,Arial,sans-serif;font-size:23px;font-weight:650;line-height:1.32;letter-spacing:-.03em;min-height:61px}
.ch-teacher{display:flex;align-items:center;gap:9px;font-size:13px;line-height:1.55;margin:13px 0}
.ch-teacher .art{width:28px;height:28px;flex:none}
.ch-fit{font-size:14px;line-height:1.7;margin-bottom:19px}
.ch-match{font-size:12px;padding:10px 12px;margin-bottom:17px}
.ch-offer-facts{margin:0 0 21px}
.ch-offer-facts li{display:flex;gap:13px;align-items:center;padding:12px 0;font-size:14px;border-color:color-mix(in srgb,var(--ch-stroke) 45%,transparent)}
.ch-offer-facts li>.art{width:36px;height:36px;flex:none}
.ch-offer-facts li>div{display:grid;gap:4px;min-width:0}
.ch-offer-facts strong{font-size:11px;letter-spacing:.03em;text-transform:none;color:var(--ch-gold)}
.ch-price{padding:18px 0 19px;border-color:color-mix(in srgb,var(--ch-stroke) 50%,transparent)}
.ch-price strong{font-family:Onest,Arial,sans-serif;font-size:30px;font-weight:650;letter-spacing:-.035em}
.ch-price>span,.ch-price small{font-size:12px}
.ch-offer .ch-school-link{font-size:14px;border:1px solid var(--ch-stroke);border-radius:12px;padding:9px 16px;margin-top:6px}
.ch-offer-details{margin:17px 0 0;border-top:1px solid var(--ch-stroke)}
.ch-offer-details summary{font-size:14px;font-weight:600;min-height:54px}
.ch-offer-details summary>span{width:27px;height:27px;display:grid;place-items:center;background:var(--ch-well);border:1px solid var(--ch-stroke);border-radius:50%;flex:none}
.ch-offer-details svg{width:18px;height:18px}
.ch-offer-details>div{font-size:14px;line-height:1.65;padding:15px;margin:0 0 12px}
.ch-compare-check{font-size:13px;margin-top:4px;padding-top:11px;border-color:color-mix(in srgb,var(--ch-stroke) 50%,transparent)}
#chem-compare{max-width:1180px;margin-inline:auto}
#chem-compare-status{font-size:14px;margin-bottom:14px;padding:12px 18px}
.ch-compare-table caption{font-size:13px;padding:14px 18px}
.ch-compare-table :is(th,td){padding:14px 18px;font-size:15px;line-height:1.55;vertical-align:middle;border-color:color-mix(in srgb,var(--ch-stroke) 50%,transparent)}
.ch-compare-table th:first-child{width:25%}
.ch-compare-table thead th{padding-block:19px}
.ch-compare-table thead strong{font-size:18px;line-height:1.35;margin:7px 0}
.ch-compare-table thead span,.ch-compare-table thead small{font-size:13px}
.ch-compare-table tbody tr:nth-child(even){background:color-mix(in srgb,var(--ch-panel) 70%,var(--ch-card))}
.ch-row-name{gap:11px;flex-direction:row;align-items:center;font-size:14px;line-height:1.5}
.ch-row-name .art{width:35px;height:35px}
.ch-compare-table tfoot .ch-buy{font-size:14px;max-width:300px}
.ch-budget-section{max-width:1240px;margin-inline:auto}
.ch-budget-actions{margin-top:22px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.ch-budget-result>.ch-text-link{margin-top:10px;font-size:14px}
.ch-budget-capacity{font-size:14px;line-height:1.7}
.ch-practice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:1240px;margin-inline:auto}
.chemistry-choice .ch-practice-grid>article{display:grid;grid-template-columns:34% 1fr;padding:0;background:var(--ch-card);overflow:hidden;border-color:color-mix(in srgb,var(--ch-stroke) 65%,transparent)}
.ch-practice-cover{position:relative;min-height:100%;overflow:hidden;background:#05281e}
.ch-practice-cover img{position:absolute;width:100%;height:100%;object-fit:cover;object-position:48% center;display:block}
.ch-practice-body{padding:23px;min-width:0;display:flex;flex-direction:column}
.ch-practice-heading{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.ch-practice-art{width:43px;height:43px;margin:0;flex:none}
.ch-practice-grid h3{font-size:20px;line-height:1.3;margin:0;letter-spacing:-.025em}
.ch-practice-grid p{font-size:14px;line-height:1.7}
.ch-question{margin:17px 0;padding:15px 0 0;border-color:color-mix(in srgb,var(--ch-stroke) 45%,transparent)}
.ch-question>span{font-size:12px;margin-bottom:8px;letter-spacing:0}
.ch-practice-grid .ch-check{font-size:13px;line-height:1.5}
.ch-save-plan{max-width:1240px;margin:25px auto 0;padding:28px;gap:22px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card))}
.ch-save-plan>.ch-save-intro{max-width:850px;align-items:center}
.ch-save-plan h3{font-size:22px}.ch-save-plan p{font-size:14px}
.ch-save-plan>.ch-export-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;width:100%;max-width:none}
.ch-export-button{appearance:none;display:flex;align-items:center;gap:13px;text-align:left;border:1px solid var(--ch-stroke);border-radius:15px;background:var(--ch-well);color:var(--ch-ink);font:inherit;padding:16px;min-height:86px;cursor:pointer}
.ch-export-button>span:last-child{display:grid;gap:5px;min-width:0}
.ch-export-button strong{font-size:14px;line-height:1.4}.ch-export-button small{font-size:12px;line-height:1.4}
.ch-export-button:hover{border-color:var(--ch-gold);background:var(--ch-card)}
.ch-export-button:focus-visible{outline:2px solid var(--ch-gold);outline-offset:4px}
.ch-export-button:disabled{opacity:.6;cursor:wait}
.ch-file-symbol{display:grid;place-items:center;flex:none;width:44px;height:54px;border:1px solid var(--ch-gold);border-radius:6px 14px 6px 6px;color:var(--ch-gold);background:var(--ch-panel);font-size:10px;font-weight:750;letter-spacing:.04em;box-shadow:inset 0 -5px 0 color-mix(in srgb,var(--ch-gold) 10%,transparent)}
.ch-useful-note{max-width:1180px;margin:38px auto 50px;padding:25px 28px;border:1px solid var(--ch-stroke);border-radius:22px;display:flex;align-items:flex-start;gap:23px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-card))}
.ch-useful-note>.art{width:70px;height:70px;flex:none}
.ch-useful-note h2{font-size:23px;margin:0 0 10px;line-height:1.3}
.ch-useful-note p{font-size:15px;line-height:1.7;margin:0 0 11px}
.ch-useful-note .ch-source-text{font-size:13px;line-height:1.65;margin:8px 0 0}
@media(max-width:1100px){.ch-export-actions{grid-template-columns:repeat(2,minmax(0,1fr))!important}.ch-practice-body{padding:20px}.ch-practice-grid>article{grid-template-columns:28% 1fr!important}.ch-compare-table :is(th,td){padding:13px;font-size:14px}.ch-row-name .art{width:30px;height:30px}.ch-row-name{gap:8px}}
@media(max-width:850px){.ch-practice-grid{grid-template-columns:1fr;max-width:700px}.ch-practice-cover{min-height:270px}.ch-practice-grid>article{grid-template-columns:32% 1fr!important}}
@media(max-width:700px){.ch-offer-content{padding:21px}.chemistry-choice .ch-offer h3{font-size:23px;min-height:0}.ch-practice-grid{gap:18px}.ch-practice-grid>article{grid-template-columns:1fr!important}.ch-practice-cover{min-height:0;aspect-ratio:16/7}.ch-practice-cover img{position:static;object-position:center}.ch-practice-body{padding:21px}.ch-practice-grid .ch-check{font-size:14px}.ch-practice-grid p{font-size:15px}.ch-save-plan{padding:21px}.ch-save-plan>.ch-save-intro{align-items:flex-start}.ch-export-button{padding:13px;gap:10px;min-height:82px}.ch-export-button strong{font-size:13px}.ch-export-button small{font-size:11px}.ch-file-symbol{width:33px;height:45px;font-size:9px}.ch-useful-note{padding:21px;gap:14px}.ch-useful-note>.art{width:45px;height:45px}.ch-useful-note h2{font-size:21px}.ch-useful-note p{font-size:14px}.ch-mobile-compare dd{font-size:15px;line-height:1.6}.ch-mobile-compare dt{font-size:14px}.ch-budget-actions .ch-buy{width:100%}}
@media(max-width:370px){.ch-save-plan>.ch-export-actions{grid-template-columns:1fr!important}.ch-useful-note{display:block}.ch-useful-note>.art{margin-bottom:13px}.ch-offer-content{padding:18px}}
@media(max-width:700px){.ch-save-plan>.ch-export-actions{grid-template-columns:1fr!important}.ch-export-button{padding:15px;gap:15px;min-height:79px}.ch-export-button strong{font-size:15px}.ch-export-button small{font-size:13px}.ch-file-symbol{width:39px;height:48px;font-size:10px}}

.chemistry-page-section{padding-bottom:28px!important}
.ch-useful-note{margin-bottom:0}
.ch-budget-form-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px}
.ch-budget-form-actions .ch-reset{padding-inline:23px;font-size:14px}
.chemistry-choice .ch-budget-save{display:flex;align-items:center;justify-content:center;margin:15px auto 0;min-height:46px;width:max-content;max-width:100%;padding:11px 23px;border:1px solid var(--ch-stroke);border-radius:12px;background:var(--ch-well);color:var(--ch-gold);font-size:14px;font-weight:650;text-align:center;white-space:normal}
.ch-budget-save:hover{border-color:var(--ch-gold)}
.ch-budget-save:focus-visible{outline:2px solid var(--ch-gold);outline-offset:4px}
.ch-budget-result{display:flex;flex-direction:column}
.ch-budget-placeholder{max-width:none;margin:0;display:flex;flex-direction:column;gap:17px;flex:1}
.ch-budget-visual{margin:0;overflow:hidden;border:1px solid var(--ch-stroke);border-radius:17px;background:#052d21}
.ch-budget-visual img{width:100%;height:auto;display:block}
.ch-budget-placeholder>p{font-size:14px;line-height:1.7;margin:0}
.ch-preview-scenarios{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.ch-preview-scenarios>div{display:flex;align-items:center;gap:9px;min-width:0;padding:11px 9px;border:1px solid var(--ch-stroke);border-radius:12px;background:var(--ch-well);font-size:12px;font-weight:600;line-height:1.4}
.ch-preview-scenarios .art{width:34px;height:34px;flex:none}
.ch-budget-result>.ch-text-link{margin-top:18px}
.ch-scenario{grid-template-columns:42px minmax(0,1fr) auto;gap:12px;padding:20px 0;align-items:start}
.ch-scenario-icon{display:block;border-radius:12px;background:var(--ch-well);padding:5px;border:1px solid var(--ch-stroke)}
.ch-scenario-icon .art{width:32px;height:32px;display:block}
.ch-scenario h4{font-size:15px;line-height:1.4}
.ch-scenario-body p{font-size:13px;line-height:1.6;margin:7px 0 0}
.ch-scenario strong{font-size:23px;line-height:1.4}
.ch-scenario-status{display:inline-flex;gap:6px;align-items:center;margin-top:9px;padding:5px 9px;border:1px solid var(--ch-stroke);border-radius:7px;font-size:11px;line-height:1.5;background:var(--ch-well);color:var(--ch-ink)}
.ch-scenario-status:before{content:'✓';font-size:13px;color:var(--ch-gold)}
.ch-scenario-status.ch-beyond:before{content:'!'}
.ch-practice-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.chemistry-choice .ch-practice-grid>article{display:flex;flex-direction:column;grid-template-columns:none!important}
.ch-practice-cover{position:static;aspect-ratio:auto;min-height:0;flex:none}
.ch-practice-cover img{position:static;width:100%;height:auto;object-fit:contain;display:block}
.ch-practice-body{padding:22px;flex:1}
.ch-practice-heading{align-items:flex-start;gap:10px}
.ch-practice-grid h3{font-size:19px}
.ch-practice-art{width:38px;height:38px}
.ch-practice-body>.ch-check{margin-top:auto;padding-top:4px}
@media(max-width:1100px){.ch-practice-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:1240px}.ch-budget-visual{max-width:680px;width:100%;margin:auto}.ch-preview-scenarios{max-width:680px;width:100%;margin:auto}.ch-budget-placeholder>p{max-width:680px;width:100%;margin:auto}}
@media(max-width:700px){.ch-practice-grid{grid-template-columns:1fr}.ch-preview-scenarios>div{flex-direction:column;text-align:center;gap:6px}.ch-scenario{grid-template-columns:42px minmax(0,1fr);gap:9px 13px}.ch-scenario-price{grid-column:2;grid-row:2}.ch-scenario strong{font-size:25px}.ch-budget-form-actions{grid-template-columns:1fr 110px;gap:9px}.ch-budget-form-actions .ch-reset{padding:12px}.ch-budget-save{font-size:13px!important;width:100%!important}.ch-practice-grid h3{font-size:21px}.ch-practice-art{width:43px;height:43px}.chemistry-page-section{padding-bottom:22px!important}}
@media(max-width:370px){.ch-budget-form-actions{grid-template-columns:1fr}.ch-preview-scenarios{gap:6px}.ch-preview-scenarios>div{font-size:11px;padding:9px 5px}}

/* A complete server-rendered catalogue with a compact progressive reveal. */
.ch-more-row{display:flex;flex-direction:column;align-items:center;gap:14px;margin:28px auto 18px;text-align:center}
.ch-more-row p{margin:0;font-size:15px;color:var(--ch-muted)}
.ch-show-more{min-width:280px;min-height:52px;font-size:16px!important}
.ch-offer{scroll-margin-top:24px}
.ch-offer:focus-visible{outline:3px solid var(--ch-gold);outline-offset:5px}
.ch-course-picker{border:1px solid var(--ch-stroke);border-radius:17px;background:var(--ch-well);overflow:hidden;margin-bottom:24px}
.ch-course-picker>summary{display:flex;align-items:center;justify-content:space-between;gap:14px;cursor:pointer;padding:16px 18px;list-style:none;min-height:82px}
.ch-course-picker>summary::-webkit-details-marker{display:none}
.ch-course-picker summary>span:first-child{min-width:0;display:grid;gap:7px}
.ch-course-picker summary strong{font-size:15px;line-height:1.5;overflow-wrap:anywhere}
.ch-course-picker summary small{font-size:12px;line-height:1.5}
.ch-course-chevron{width:30px;height:30px;border:1px solid var(--ch-stroke);border-radius:50%;display:grid;place-items:center;flex:none}
.ch-course-chevron svg{width:19px;height:19px;fill:none;stroke:var(--ch-gold);stroke-width:1.8}
.ch-course-picker[open] .ch-course-chevron{transform:rotate(180deg)}
.ch-picker-note{padding:0 18px;font-size:12px;line-height:1.7;margin:0 0 12px}
.ch-course-picker .ch-course-options{grid-template-columns:1fr;max-height:300px;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--ch-stroke) var(--ch-well);padding:0 14px 14px;gap:8px}
.ch-course-picker .ch-option span{padding:13px 14px;min-height:70px;display:grid;gap:7px;overflow-wrap:anywhere}
.ch-course-picker .ch-option strong{font-size:13px!important;line-height:1.5}
.ch-course-picker .ch-option small{font-size:12px;line-height:1.5}
.ch-course-picker .ch-option:focus-within{outline:3px solid var(--ch-gold);outline-offset:1px;border-radius:13px}
@media(max-width:700px){.ch-show-more{min-width:0;width:100%;max-width:360px}.ch-course-picker>summary{padding:14px}.ch-course-picker summary strong{font-size:14px}.ch-course-picker .ch-course-options{padding:0 10px 12px}}

/* Subject template refinement: independent cards and considered controls. */
.chemistry-choice .ch-offer-grid{align-items:start}
.chemistry-choice .ch-offer-content{flex:none}
.chemistry-choice .ch-price{margin-top:0}
.chemistry-choice .ch-school{gap:11px;font-size:14px}
.ch-school-mark{display:block;width:44px;height:44px;object-fit:contain;flex:none;border:0;border-radius:0;background:transparent;box-shadow:none;filter:drop-shadow(0 2px 2px #001b151f)}
.chemistry-choice .ch-detail-list{list-style:none;margin:0;padding:0;display:grid;gap:13px}
.ch-detail-list>li{position:relative;padding-left:31px;line-height:1.7}
.ch-detail-list>li:before{content:'';position:absolute;left:0;top:3px;width:19px;height:19px;border:1px solid color-mix(in srgb,var(--ch-gold) 75%,var(--ch-stroke));border-radius:6px;background:linear-gradient(145deg,#ffe3ac,#eaba71);box-shadow:inset 0 1px 0 #fff5cf80,0 2px 5px #001b151a}
.ch-detail-list>li:after{content:'';position:absolute;left:6px;top:8px;width:8px;height:5px;border-left:2px solid #264838;border-bottom:2px solid #264838;transform:rotate(-45deg)}
.ch-detail-note{display:flex;align-items:flex-start;gap:11px;border-top:1px solid color-mix(in srgb,var(--ch-stroke) 45%,transparent);margin-top:19px;padding-top:17px}
.ch-detail-note>.art{width:33px;height:33px;flex:none}
.ch-detail-note p{margin:0;min-width:0}
.ch-detail-note strong{display:inline-block;margin-bottom:5px;color:var(--ch-gold)}
.ch-result-line{margin:24px 0;gap:20px}
.ch-count-card{display:flex;align-items:center;gap:13px;padding:12px 19px;border:1px solid color-mix(in srgb,var(--ch-stroke) 75%,var(--ch-gold));border-radius:17px;background:linear-gradient(125deg,var(--ch-panel),var(--ch-well));min-height:65px}
.ch-count-card>.art{width:39px;height:39px;flex:none}
.ch-count-card>p{margin:0;font-size:15px;font-weight:600;line-height:1.5;color:var(--ch-ink)}
.chemistry-choice .ch-secondary-action{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:52px;max-width:100%;padding:12px 22px;border:1px solid color-mix(in srgb,var(--ch-gold) 65%,var(--ch-stroke));border-radius:14px;background:linear-gradient(135deg,var(--ch-panel),var(--ch-well));color:var(--ch-ink);font-size:14px;font-weight:650;line-height:1.45;text-align:center;text-decoration:none;box-shadow:inset 0 1px 0 color-mix(in srgb,var(--ch-gold) 15%,transparent);transform:none}
.ch-secondary-action>.art{width:29px;height:29px;flex:none}
.chemistry-choice .ch-secondary-action:hover{border-color:var(--ch-gold);background:var(--ch-card);text-decoration:none}
.chemistry-choice .ch-secondary-action:focus-visible{outline:2px solid var(--ch-gold);outline-offset:4px}
.ch-comparison-note{display:flex;align-items:center;gap:15px;margin-bottom:20px;padding:17px 21px;border:1px solid var(--ch-stroke);border-radius:18px;background:linear-gradient(130deg,var(--ch-panel),var(--ch-well))}
.ch-comparison-note>.art{width:44px;height:44px;flex:none}
.ch-comparison-note>p{margin:0;padding:0;font-size:15px;line-height:1.65}
.ch-budget-layout{align-items:stretch}
.ch-budget-placeholder{display:grid;grid-template-columns:minmax(145px,.8fr) minmax(0,1.2fr);gap:16px;flex:none}
.ch-budget-visual{grid-row:1/3;align-self:start;width:100%;max-width:230px;margin:0}
.ch-budget-visual img{width:100%;height:300px;object-fit:contain;display:block;background:var(--ch-well)}
.ch-budget-placeholder>.ch-preview-scenarios{grid-column:2;display:grid;grid-template-columns:1fr;width:100%;margin:0;gap:8px}
.ch-budget-placeholder>p{grid-column:2;margin:0;font-size:14px;line-height:1.7}
.chemistry-choice .ch-return-action{align-self:center;margin:24px auto 0}
.ch-practice-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:23px}
.ch-practice-body{padding:26px}
.ch-practice-grid h3{font-size:21px;line-height:1.35}
.ch-practice-grid p{font-size:15px;line-height:1.75}
.chemistry-choice .ch-practice-grid>article:last-child{grid-column:1/-1;display:grid;grid-template-columns:minmax(230px,.7fr) minmax(0,1.3fr)!important}
.ch-practice-grid>article:last-child .ch-practice-body{align-self:stretch;padding:26px}
.ch-practice-grid>article:last-child .ch-practice-body>.ch-check{margin-top:20px}
.ch-practice-cover{aspect-ratio:auto}
@media(max-width:1100px){
 .ch-practice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .chemistry-choice .ch-practice-grid>article:last-child{grid-column:auto;display:flex;grid-template-columns:none!important}
 .ch-practice-grid>article:last-child .ch-practice-body{align-self:stretch;padding:26px}
 .ch-practice-grid>article:last-child .ch-practice-body>.ch-check{margin-top:auto}
 .ch-budget-placeholder{grid-template-columns:minmax(160px,.7fr) minmax(0,1.3fr)}
 .ch-budget-visual{margin:0;max-width:230px}
 .ch-budget-placeholder>p{margin:0}
}
@media(max-width:700px){
 .ch-result-line{gap:14px;align-items:stretch}
 .ch-count-card{padding:12px 15px;width:100%}
 .ch-count-card>p{font-size:14px}
 .ch-secondary-action{width:100%}
 .ch-comparison-note{padding:15px;gap:12px;align-items:flex-start}
 .ch-comparison-note>.art{width:35px;height:35px}
 .ch-comparison-note>p{font-size:14px}
 .ch-practice-grid{grid-template-columns:1fr}
 .ch-practice-body,.ch-practice-grid>article:last-child .ch-practice-body{padding:23px}
 .ch-budget-placeholder{grid-template-columns:minmax(100px,.8fr) minmax(0,1.2fr);gap:13px}
 .ch-budget-visual{grid-row:1;width:100%}
 .ch-budget-visual img{height:210px}
 .ch-budget-placeholder>.ch-preview-scenarios{grid-column:2}
 .ch-budget-placeholder>p{grid-column:1/-1;max-width:none;width:100%}
 .ch-budget-placeholder .ch-preview-scenarios>div{flex-direction:row;text-align:left;gap:8px;padding:9px 8px;font-size:11px}
 .ch-budget-placeholder .ch-preview-scenarios .art{width:28px;height:28px}
 .ch-budget-placeholder .ch-preview-scenarios{gap:7px}
}

/* Compact practice covers and balanced, informative planning panels. */
.chemistry-choice .ch-practice-cover{position:relative;aspect-ratio:16/9;min-height:0;overflow:hidden}
.chemistry-choice .ch-practice-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 52%;display:block}
.chemistry-choice .ch-practice-grid>article:last-child .ch-practice-cover{aspect-ratio:auto;min-height:220px}
.ch-budget-form{display:flex;flex-direction:column}
.ch-budget-form>fieldset,.ch-budget-form-actions{flex:none}
.ch-budget-form>.ch-field-grid{flex:1;align-content:space-between}
.ch-budget-guide{margin-top:19px;padding-top:17px;border-top:1px solid color-mix(in srgb,var(--ch-stroke) 60%,transparent)}
.ch-budget-guide-heading{display:flex;align-items:center;gap:11px}
.ch-budget-guide-heading>.art{width:32px;height:32px;flex:none}
.ch-budget-guide h4{font-size:16px;line-height:1.4;margin:0;color:var(--ch-ink)}
.ch-budget-guide dl{display:grid;grid-template-columns:1fr 1fr;gap:17px;margin:13px 0 0}
.ch-budget-guide dl>div{min-width:0}
.ch-budget-guide dt{font-size:12px;color:var(--ch-gold);font-weight:650;line-height:1.5;margin-bottom:5px}
.ch-budget-guide dd{font-size:14px;color:var(--ch-muted);line-height:1.65;margin:0;overflow-wrap:anywhere}
.chemistry-choice .ch-return-action{margin:20px auto 0}
.ch-budget-result>.ch-return-action{margin-top:auto;position:relative;top:0}
.ch-budget-guide+.ch-return-action{margin-top:20px}
@media(max-width:1100px){
 .chemistry-choice .ch-practice-grid>article:last-child .ch-practice-cover{aspect-ratio:16/9;min-height:0}
}
@media(max-width:700px){
 .ch-school-mark{width:42px;height:42px}
 .ch-budget-guide dl{gap:13px}
 .ch-budget-guide dd{font-size:13px}
}
@media(max-width:370px){.ch-budget-guide dl{grid-template-columns:1fr}}


/* Premium compact subject filters, release101. */
.ch-filter.ch-filter-premium{display:flex;flex-direction:column;gap:0;padding:7px 24px 10px;background:var(--ch-card);border-radius:22px}
.chemistry-choice .ch-filter-premium .ch-filter-section{margin:0;padding:17px 0;border:0;border-bottom:1px solid var(--ch-stroke)}
.ch-filter-premium .ch-filter-row{display:grid;grid-template-columns:210px minmax(0,1fr);align-items:center;gap:22px}
.ch-filter-premium .ch-filter-label{display:flex;align-items:center;gap:13px;min-width:0}
.ch-filter-premium .ch-filter-label .art{width:46px;height:46px;flex:none}
.ch-filter-premium .ch-filter-label strong{font-size:16px;line-height:1.45}
.ch-filter-premium .ch-options{gap:9px}
.ch-filter-premium .ch-filter-grade .ch-options{display:grid;grid-template-columns:repeat(var(--ch-grade-columns,6),minmax(0,1fr))}
.ch-filter-premium .ch-filter-grade .ch-option>span{height:100%;white-space:nowrap;padding-inline:6px}
.ch-filter-premium .ch-option>span{padding:12px 16px;min-height:48px;font-size:14px;border-radius:12px}
.ch-filter-premium .ch-filter-bottom{grid-template-columns:minmax(0,1fr) minmax(250px,.8fr) auto;grid-column:auto;gap:20px;align-items:center;border:0;padding:20px 0 10px}
.ch-filter-premium .ch-filter-bottom .ch-check{font-size:14px;line-height:1.5}
.ch-filter-premium .ch-filter-bottom .ch-check .art{width:34px;height:34px;flex:none}
.ch-filter-premium .ch-filter-budget>span{font-size:14px;font-weight:650;color:var(--ch-ink)}
.ch-filter-premium .ch-filter-bottom .ch-reset{display:flex;align-items:center;justify-content:center;gap:9px;padding:12px 17px;min-height:52px;font-size:14px;grid-column:auto;align-self:end}
.ch-filter-premium .ch-reset .art{width:28px;height:28px;flex:none}
@media(max-width:1100px){.ch-filter-premium .ch-filter-row{grid-template-columns:175px minmax(0,1fr);gap:16px}.ch-filter-premium .ch-filter-label .art{width:40px;height:40px}.ch-filter-premium .ch-filter-label strong{font-size:15px}.ch-filter-premium .ch-filter-grade .ch-options{grid-template-columns:repeat(4,minmax(0,1fr))}.ch-filter-premium .ch-filter-bottom{grid-template-columns:1fr auto}.ch-filter-premium .ch-filter-bottom .ch-check{grid-column:1/-1}.ch-filter-premium .ch-option>span{padding:11px 13px}}
@media(max-width:700px){.ch-filter.ch-filter-premium{padding:4px 16px 8px;border-radius:20px}.chemistry-choice .ch-filter-premium .ch-filter-section{padding:16px 0}.ch-filter-premium .ch-filter-row{grid-template-columns:1fr;gap:12px}.ch-filter-premium .ch-filter-label .art{width:36px;height:36px}.ch-filter-premium .ch-filter-label strong{font-size:16px}.ch-filter-premium .ch-filter-grade .ch-options{grid-template-columns:repeat(3,minmax(0,1fr))}.ch-filter-premium .ch-option>span{font-size:13px;min-height:46px;padding:10px 12px}.ch-filter-premium .ch-filter-bottom{grid-template-columns:1fr;gap:16px;padding:17px 0 10px}.ch-filter-premium .ch-filter-bottom .ch-reset{width:100%;align-self:auto}.ch-filter-premium .ch-filter-bottom .ch-check{grid-column:auto}}

/* Visible catalogue rows remain balanced after filtering and loading more. */
.ch-offer-summary{min-width:0}
.ch-offer-overview{padding:23px 23px 0;min-width:0}
.ch-offer-overview .ch-fit{margin-bottom:19px}
.ch-offer-content{padding-top:0}
@media(min-width:1101px){
 .chemistry-choice .ch-offer-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
 .ch-offer-grid>.ch-offer{grid-column:span 2}
 .ch-offer-grid>.ch-offer:nth-child(3n + 1 of .ch-offer:not([hidden])):nth-last-child(2 of .ch-offer:not([hidden])),
 .ch-offer-grid>.ch-offer:nth-child(3n + 2 of .ch-offer:not([hidden])):nth-last-child(1 of .ch-offer:not([hidden])){grid-column:span 3}
 .ch-offer-grid>.ch-offer:nth-child(3n + 1 of .ch-offer:not([hidden])):nth-last-child(1 of .ch-offer:not([hidden])){grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:start}
 .ch-offer-grid>.ch-offer:nth-child(3n + 1 of .ch-offer:not([hidden])):nth-last-child(1 of .ch-offer:not([hidden]))>.ch-offer-content{padding:25px;border-left:1px solid var(--ch-stroke)}
}
@media(min-width:701px) and (max-width:1100px){
 .ch-offer-grid>.ch-offer:nth-child(2n + 1 of .ch-offer:not([hidden])):nth-last-child(1 of .ch-offer:not([hidden])){grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:start}
 .ch-offer-grid>.ch-offer:nth-child(2n + 1 of .ch-offer:not([hidden])):nth-last-child(1 of .ch-offer:not([hidden]))>.ch-offer-content{padding:23px;border-left:1px solid var(--ch-stroke)}
}
/* The frame follows the landscape source, with no empty portrait well. */
.chemistry-choice .ch-budget-placeholder{display:flex;flex-direction:column;gap:16px;max-width:none;margin:0}
.chemistry-choice .ch-budget-visual{grid-row:auto;align-self:center;width:min(100%,390px);max-width:none;margin:0;min-height:0}
.chemistry-choice .ch-budget-visual img{width:100%;height:auto;object-fit:contain;display:block;background:transparent}
.chemistry-choice .ch-budget-placeholder>.ch-preview-scenarios{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;max-width:none;margin:0;gap:9px}
.chemistry-choice .ch-budget-placeholder .ch-preview-scenarios>div{flex-direction:row;justify-content:center;text-align:left;padding:10px 8px;gap:8px;min-width:0;font-size:12px}
.chemistry-choice .ch-budget-placeholder .ch-preview-scenarios .art{width:31px;height:31px;flex:none}
.chemistry-choice .ch-budget-placeholder>p{margin:0;max-width:none;width:100%;font-size:14px;line-height:1.7}
@media(max-width:700px){
 .ch-offer-overview{padding:21px 21px 0}
 .chemistry-choice .ch-budget-placeholder .ch-preview-scenarios>div{flex-direction:column;text-align:center;gap:6px;font-size:11px;padding:10px 4px}
}

.chemistry-choice .ch-budget-placeholder.ch-budget-portrait{display:grid;grid-template-columns:minmax(145px,.8fr) minmax(0,1.2fr);align-items:start}
.chemistry-choice .ch-budget-portrait .ch-budget-visual{grid-column:1;grid-row:1/3;width:100%;max-width:230px;align-self:start}
.chemistry-choice .ch-budget-portrait>.ch-preview-scenarios{grid-column:2;grid-template-columns:1fr}
.chemistry-choice .ch-budget-portrait .ch-preview-scenarios>div{justify-content:flex-start}
.chemistry-choice .ch-budget-portrait>p{grid-column:2}
@media(max-width:700px){
 .chemistry-choice .ch-budget-placeholder.ch-budget-portrait{grid-template-columns:minmax(100px,.75fr) minmax(0,1.25fr);gap:13px}
 .chemistry-choice .ch-budget-portrait .ch-budget-visual{grid-row:1}
 .chemistry-choice .ch-budget-portrait .ch-preview-scenarios>div{flex-direction:row;justify-content:flex-start;text-align:left;padding:9px 6px}
 .chemistry-choice .ch-budget-portrait>p{grid-column:1/-1}
}