:root{--paper:#f6f4ef;--card:#fffefa;--ink:#24231f;--muted:#77736a;--line:#dedbd2;--accent:#d55232;--accent-soft:#f7e6df;--done:#56806a}
.dashboard-loading body{visibility:hidden}
*{box-sizing:border-box}
body.dashboard-ready{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 Georgia,"Times New Roman",serif}
body.dashboard-ready>*:not(#dsa-dashboard){display:none!important}
button,input{font:inherit}
.app{display:block!important;min-height:100vh}
.main{width:min(900px,calc(100% - 32px));margin:0 auto;padding:70px 0 90px}
.utility-nav{display:flex;align-items:center;justify-content:flex-end;margin-bottom:42px;font:11px/1.3 ui-sans-serif,system-ui,sans-serif}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;padding-bottom:28px;border-bottom:1px solid var(--ink)}
.eyebrow{margin:0 0 8px;color:var(--accent);font:700 11px/1.2 ui-sans-serif,system-ui,sans-serif;letter-spacing:.15em;text-transform:uppercase}
.topbar h1{max-width:570px;margin:0;font-size:clamp(32px,6vw,58px);font-weight:400;line-height:1.02;letter-spacing:-.045em}
.progress-summary{flex:0 0 auto;text-align:right}
.progress-summary strong{display:block;font:700 clamp(38px,6vw,58px)/.9 ui-sans-serif,system-ui,sans-serif;letter-spacing:-.06em}
.progress-summary strong span{display:inline;margin:0;color:inherit;font:inherit}
.progress-summary>span{display:block;margin-top:10px;color:var(--muted);font:12px/1.3 ui-sans-serif,system-ui,sans-serif}
.progress-track{width:150px;height:3px;margin:13px 0 0 auto;background:var(--line);overflow:hidden}
.progress-fill{height:100%;background:var(--accent);transition:width .25s ease}
.intro{margin:18px 0 42px;color:var(--muted);font-style:italic}
.auth-inline{display:flex;align-items:center;justify-content:flex-end;gap:12px}
.sync-state{color:var(--muted);white-space:nowrap}
.sync-state.online::before{content:'';display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:var(--done)}
.profile-avatar{display:grid;width:30px;height:30px;place-items:center;overflow:hidden;border:1px solid var(--line);border-radius:50%;background:var(--accent-soft);color:var(--accent);font:700 12px/1 ui-sans-serif,system-ui,sans-serif}
.profile-avatar[hidden]{display:none}
.profile-avatar img{grid-area:1/1;width:100%;height:100%;object-fit:cover}
.profile-avatar span{grid-area:1/1}
.profile-avatar img[hidden],.profile-avatar span[hidden]{display:none}
.auth-action{padding:6px 9px;border:1px solid var(--line);border-radius:2px;background:var(--card);color:var(--ink);font-weight:600;white-space:nowrap;cursor:pointer}
.auth-action:hover{color:var(--accent);border-color:var(--accent)}
.search-wrap{position:relative;margin:0 0 22px}
.search-label{display:block;margin:0 0 8px;color:var(--ink);font:700 12px/1.3 ui-sans-serif,system-ui,sans-serif;letter-spacing:.04em}
.search-wrap::before{content:'';position:absolute;z-index:1;left:18px;bottom:20px;width:12px;height:12px;border:2px solid var(--muted);border-radius:50%;pointer-events:none}
.search-wrap::after{content:'';position:absolute;z-index:1;left:31px;bottom:17px;width:7px;height:2px;background:var(--muted);transform:rotate(45deg);transform-origin:left center;pointer-events:none}
.search{width:100%;height:56px;padding:0 48px;border:2px solid #b8b3a8;border-radius:4px;background:#fff;color:var(--ink);font:600 15px/1 ui-sans-serif,system-ui,sans-serif;box-shadow:0 2px 8px rgba(36,35,31,.06);outline:none;transition:border-color .15s ease,box-shadow .15s ease}
.search:hover{border-color:#8f8a80}
.search:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft),0 3px 10px rgba(36,35,31,.08)}
.search::placeholder{color:#817d74;font-weight:400}
.section{margin-bottom:10px;border:1px solid var(--line);border-radius:2px;background:var(--card);overflow:hidden}
.section-head{display:grid;grid-template-columns:52px minmax(0,1fr) auto 20px;align-items:center;gap:15px;width:100%;padding:20px 22px;border:0;background:transparent;color:var(--ink);text-align:left;cursor:pointer}
.section-head:hover{background:#fbf9f3}
.section-index{color:var(--accent);font:700 12px/1 ui-sans-serif,system-ui,sans-serif;letter-spacing:.08em}
.section-title strong{display:block;font-size:18px;font-weight:400}
.section-title small,.section-progress{color:var(--muted);font:12px/1.4 ui-sans-serif,system-ui,sans-serif}
.chev{font:20px/1 ui-sans-serif,system-ui,sans-serif;transition:transform .2s ease}
.section.open .chev{transform:rotate(180deg)}
.problem-list{display:none;border-top:1px solid var(--line)}
.section.open .problem-list{display:block}
.problem{display:grid;grid-template-columns:32px minmax(180px,1fr) auto;align-items:center;gap:12px;padding:14px 22px;border-bottom:1px solid #ebe8e0}
.problem:last-child{border-bottom:0}
.problem[hidden],.section[hidden]{display:none}
.problem:hover{background:#fbf9f3}
.check{appearance:none;width:19px;height:19px;margin:0;border:1.5px solid #aaa69c;border-radius:50%;background:#fff;cursor:pointer}
.check:checked{border-color:var(--done);background:var(--done) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='white' stroke-width='2' d='m3 8 3 3 7-7'/%3E%3C/svg%3E") center/14px}
.problem-name{font-size:15px}
.problem.done .problem-name{color:#939087;text-decoration:line-through;text-decoration-thickness:1px}
.problem-path{display:block;margin-top:2px;color:#99958c;font:11px/1.4 ui-sans-serif,system-ui,sans-serif}
.links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:5px}
.resource{padding:5px 8px;border-bottom:1px solid var(--line);color:var(--muted);font:11px/1.3 ui-sans-serif,system-ui,sans-serif;text-decoration:none}
.resource:hover{border-color:var(--accent);color:var(--accent)}
.reset{display:block;margin:34px auto 0;padding:5px;border:0;border-bottom:1px solid transparent;background:none;color:#99958c;font:11px/1.3 ui-sans-serif,system-ui,sans-serif;cursor:pointer}
.reset:hover{border-color:var(--muted);color:var(--ink)}
@media(max-width:620px){.main{width:min(100% - 24px,900px);padding:30px 0 60px}.utility-nav{margin-bottom:32px}.sync-state{display:none}.topbar{align-items:flex-start;flex-direction:column}.progress-summary{text-align:left}.progress-track{margin-left:0}.intro{margin-bottom:28px}.section-head{grid-template-columns:35px 1fr 18px;padding:17px 14px}.section-progress{display:none}.problem{grid-template-columns:25px 1fr;padding:13px 14px}.links{grid-column:2;justify-content:flex-start}.section-title strong{font-size:16px}}