.dated-set-grid,.study-month-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0 30px}.dated-set-card,.study-month-card{display:flex;flex-direction:column;gap:9px;border:1px solid var(--line);border-radius:14px;padding:23px;background:#fff;text-decoration:none;min-width:0;color:var(--ink)}.dated-set-card:hover,.study-month-card:hover{border-color:var(--blue);background:var(--soft)}.dated-set-card time{font-size:21px;font-weight:800;letter-spacing:-.5px}.dated-set-card strong{font-size:15px}.dated-set-card span,.study-month-card span{font-size:12px;color:var(--muted);line-height:1.65}.dated-set-card b,.study-month-card b{font-size:13px;color:var(--blue);margin-top:auto;padding-top:8px}.study-month-card strong{font-size:22px}.today-study{margin:28px 0 36px;max-width:580px}.today-study .dated-set-card{background:#edf4ff;border-color:#9cbce9}.study-set-heading{margin:8px 0 30px}.study-set-heading>a{display:inline-block;font-size:13px;margin-bottom:24px}.study-set-heading h1{font-size:38px;line-height:1.2;margin:0 0 18px}.study-set-heading>p:not(.eyebrow){color:var(--muted);font-size:14px}.study-mode-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 14px}.study-mode-tabs .btn{min-width:150px}.study-mode-note{max-width:76ch;line-height:1.7}.study-set-list{margin:32px 0}.study-set-list summary{font-weight:650}.home-dated-studies{margin:42px 0}.home-dated-studies .sectionhead h2{font-size:25px;text-transform:none;letter-spacing:-.5px;color:var(--ink)}.study-month-heading{font-size:24px;margin:35px 0 12px}.home-dated-studies .dated-set-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.study-return{display:block;font-size:13px;margin-top:20px;line-height:1.7}
@media(max-width:850px){.dated-set-grid,.study-month-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.study-set-heading h1{font-size:33px}}
@media(max-width:520px){.dated-set-grid,.study-month-grid,.home-dated-studies .dated-set-grid{grid-template-columns:1fr;gap:13px}.dated-set-card,.study-month-card{padding:22px}.dated-set-card time{font-size:22px}.study-set-heading h1{font-size:30px}.study-set-heading>p:not(.eyebrow){font-size:12px}.study-mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px}.study-mode-tabs .btn{min-width:0;font-size:13px;padding:12px}.home-dated-studies .sectionhead h2{font-size:22px}.study-set-list{padding:21px 17px}.study-set-list summary{font-size:14px}.study-month-heading{font-size:22px}}

/* Compact solving toolbar; supporting information follows the questions. */
.solving main{padding-top:12px}.solving .study-set-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 12px}.solving .study-set-heading h1{font-size:18px;line-height:1.35;margin:0}.solving .study-mode-tabs{display:flex;flex-wrap:nowrap;gap:5px;margin:0}.solving .study-mode-tabs .btn{min-width:0;min-height:40px;padding:8px 12px;font-size:12px}.solving .quizlayout{margin-top:0}.study-help{margin-top:24px;font-size:13px;color:var(--muted)}.study-help p{margin-top:12px}.solving #quiz-app{scroll-margin-top:8px}
@media(max-width:520px){.solving main{padding-top:10px}.solving .study-set-heading{gap:8px;margin-bottom:10px}.solving .study-set-heading h1{font-size:14px;letter-spacing:-.3px}.solving .study-mode-tabs .btn{padding:7px 10px;min-height:40px}.solving .quizcard{padding-top:16px}.solving .quizcard .bar{margin:12px 0 16px}.solving .quizcard h2{margin-bottom:16px}}