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@media(max-width:800px){.header{padding:20px 24px}.welcome{gap:32px;margin:38px auto;padding:0 24px;grid-template-columns:1fr}.welcome-copy{max-width:580px}.welcome h1{font-size:48px;max-width:15ch}.welcome .lead{font-size:17px}.steps-mini{gap:10px;margin-top:22px}.welcome-box{padding:26px}.workspace{display:block;padding:24px 20px 0;max-width:640px}.sidebar{display:none}.mobile-topic{display:inline}.question-card{padding:28px}.question-top{font-size:12px}.question-card h1{font-size:30px;max-width:none}.header-note{font-size:11px}.site-footer{padding-bottom:30px}.success{margin:36px 20px;padding:32px 24px}}
@media(max-width:480px){.header{padding:17px 20px}.brand{font-size:21px}.brand img{width:29px;height:29px}.header-note{max-width:88px;line-height:1.4;text-align:right}.welcome{margin-top:28px;gap:28px}.welcome h1{font-size:43px;letter-spacing:-1.5px}.welcome .badge{font-size:12px}.welcome-box{padding:24px}.workspace{padding:20px 16px 0}.question-card{padding:25px 20px;border-radius:18px}.question-card h1{font-size:28px}.hint{font-size:16px;line-height:1.75;margin-bottom:24px}.question-top{gap:8px}.saved-label{font-size:11px}.navigation{position:sticky;bottom:0;background:var(--bg);margin:14px -16px 0;padding:14px 16px calc(14px + env(safe-area-inset-bottom));z-index:5;border-top:1px solid var(--line)}.navigation .primary{min-width:0;flex:1}.navigation .secondary{padding:12px 16px}.nav-extras{margin-top:0;gap:10px}.nav-extras .text-button{font-size:12px}.matrix-row .choices{gap:5px}.matrix-row .choice,.matrix-row .choice:nth-child(n+3){font-size:11px;min-height:48px;padding:10px 2px}.matrix-row legend{font-size:16px}.admin-head{display:block}.admin-actions{margin-top:20px}.admin-wrap{padding:0 20px;margin-top:28px}.submission{padding:20px}.login{padding:24px}.progress{margin-bottom:20px}.file-item{font-size:12px}.encouragement{margin-top:14px}}
@media print{.header,.admin-actions,.admin-head button,.site-footer{display:none!important}.admin-wrap{margin:0;max-width:none;padding:0}body{background:white;font-size:12px}.answer-block{padding:14px 0}.answer-line{color:#222}}
@media(prefers-reduced-motion:no-preference){button{transition:background .15s,border-color .15s}}
@media(max-width:480px){.matrix-row .choices{grid-template-columns:1fr 1fr;gap:8px}.matrix-row .choice,.matrix-row .choice:nth-child(n+3){font-size:15px;min-height:48px;padding:10px}.question-top .saved-label{max-width:140px;text-align:right;line-height:1.5}.question-top{align-items:center}}