:root{--font-geist:Geist}.account-page{min-height:100dvh;padding:24px 16px calc(24px + env(safe-area-inset-bottom));color:#24302b;background:#f5f3ed;place-items:center;display:grid}.account-card{width:min(480px,100%);max-height:calc(100dvh - 40px - env(safe-area-inset-top) - env(safe-area-inset-bottom));overscroll-behavior:contain;box-sizing:border-box;background:#fdfcf9;border:1px solid #dfe4db;border-radius:22px;padding:28px;position:relative;overflow-y:auto;box-shadow:0 20px 60px #18322716}.account-card h1{margin:22px 0 12px;font-size:28px}.account-card p{color:#66716a;overflow-wrap:anywhere;margin:12px 0;line-height:1.5}.account-card form{gap:14px;display:grid}.account-card label{gap:6px;margin-top:8px;font-size:14px;display:grid}.account-card input{box-sizing:border-box;color:#24302b;background:#fff;border:1px solid #c7cdc9;border-radius:12px;width:100%;min-height:46px;padding:12px;font-size:16px}.account-card button{min-height:44px}.account-card .text-button{margin-top:10px;display:block}.account-card .full{justify-content:center;width:100%;margin-top:12px}.account-notice{background:#fff5d7;border-radius:10px;padding:12px}.account-fab{right:12px;bottom:calc(82px + env(safe-area-inset-bottom));z-index:8500;color:#285943;background:#fdfcf9;border:1px solid #c7cdc9;border-radius:999px;padding:9px 13px;font-size:13px;font-weight:700;position:fixed;box-shadow:0 8px 24px #1b2d3722}.account-backdrop,.account-migration{background:#141b1860;justify-content:center;align-items:center;display:flex;position:fixed;inset:0;z-index:9100!important;padding:max(16px, env(safe-area-inset-top)) 12px max(16px, env(safe-area-inset-bottom))!important}.account-close{background:0 0;border:0;font-size:28px;position:absolute;top:8px;right:12px}.account-message{z-index:9200;background:#fff5d7;border-radius:12px;padding:12px;position:fixed;top:12px;left:12px;right:12px}.account-email{font-weight:600}.account-small{font-size:12px}.account-card details{margin-top:16px}.account-card summary{cursor:pointer}.rich-editable{overflow-wrap:anywhere;background:#fff;border:1px solid #c7cdc9;border-radius:12px;outline:none;min-height:110px;padding:14px}.rich-toolbar{flex-wrap:wrap;gap:5px;margin-bottom:8px;display:flex}.rich-toolbar button{background:#f3f4ee;border:1px solid #d8dfd6;border-radius:6px;min-width:36px;min-height:36px}.import-paste{box-sizing:border-box;width:100%;min-height:240px}.image-ink-wrap{max-width:100%;position:relative}.image-ink-wrap img{width:100%;display:block}.image-ink-wrap canvas{touch-action:none;width:100%;height:100%;position:absolute;inset:0}.answer-image-lightbox,.image-annotator{z-index:9200;padding:16px max(16px, env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom));box-sizing:border-box;background:#f5f3ed;position:fixed;inset:0;overflow:auto}.image-annotator header,.answer-image-lightbox header{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.answer-image-lightbox img{object-fit:contain;max-width:100%;max-height:80dvh}.image-annotator .image-ink-wrap{width:min(100%,1000px);margin:auto}.account-card input:focus-visible,.account-card button:focus-visible{outline-offset:2px;outline:3px solid #83ad97}@media (max-width:380px){.account-card{padding:20px}.account-card h1{font-size:24px}}.pwa-update{top:calc(12px + env(safe-area-inset-top));z-index:9500;color:#fff;background:#285943;border:0;border-radius:12px;max-width:calc(100% - 24px);padding:12px 16px;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 8px 20px #0003}.today-study-plan{margin-top:24px}.today-study-columns{grid-template-columns:1fr 1fr;gap:24px;display:grid}.today-study-columns>div{min-width:0}.today-study-columns>div>strong{font-size:13px}.today-study-columns p{color:var(--muted);font-size:13px}@media (max-width:600px){.today-study-columns{grid-template-columns:1fr;gap:18px}}html,body{overflow-x:clip}@media (max-width:780px){html,.review-stage{scrollbar-gutter:auto}body{width:100%;max-width:100%}}