:root { --ink:#10231f; --paper:#f5f0e7; --lime:#d6e86a; --coral:#ed765b; --muted:#6f7770; --line:#d9d5ca; --white:#fffdf8; }
* { box-sizing:border-box; }
body { margin:0; color:var(--ink); background:var(--paper); font-family:Manrope, sans-serif; }
body:before { content:""; position:fixed; inset:0; pointer-events:none; opacity:.23; background-image:radial-gradient(#9f9b8e 0.7px,transparent .7px); background-size:14px 14px; mask-image:linear-gradient(to bottom,black,transparent 80%); }
.shell { max-width:1280px; min-height:100vh; margin:auto; padding:0 48px; position:relative; }
.topbar { height:88px; display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid var(--line); }
.brand { color:var(--ink); display:flex; align-items:center; gap:11px; font-weight:800; letter-spacing:-.04em; text-decoration:none; font-size:18px; }.brand-mark { display:grid; place-items:center; width:31px; height:31px; color:var(--ink); background:var(--lime); border-radius:50%; font-family:Georgia,serif; font-size:20px; }.topbar-meta { color:var(--muted); display:flex; align-items:center; gap:9px; font:500 11px 'DM Mono',monospace; text-transform:uppercase; letter-spacing:.04em; }.status-dot { width:7px; height:7px; background:#6aa36b; border-radius:50%; box-shadow:0 0 0 4px #dce7c9; }.date { margin-left:14px; color:#9c9c91; }
.intro { display:flex; justify-content:space-between; align-items:end; padding:75px 7.5% 66px; }.eyebrow,.section-label,.task-topic,.solution-label { font:500 11px 'DM Mono',monospace; letter-spacing:.08em; text-transform:uppercase; }.eyebrow { color:var(--coral); margin:0 0 21px; }.intro h1 { font:600 clamp(38px,5vw,69px)/.98 Fraunces,serif; letter-spacing:-.055em; margin:0; }.intro h1 em { color:var(--coral); font-style:normal; }.intro-copy { max-width:475px; color:var(--muted); line-height:1.7; font-size:14px; margin:27px 0 0; }.progress-orbit { flex:0 0 122px; height:122px; border:1px solid var(--coral); border-radius:50%; display:flex; flex-direction:column; justify-content:center; align-items:center; transform:rotate(8deg); margin:0 5% 7px 40px; }.progress-orbit strong { font:600 35px Fraunces,serif; transform:rotate(-8deg); }.progress-orbit span { text-align:center; font:500 10px/1.35 'DM Mono',monospace; text-transform:uppercase; transform:rotate(-8deg); }
.workspace { display:grid; grid-template-columns:34% 66%; background:var(--white); box-shadow:0 20px 45px #5d514116; }.sidebar { padding:47px 39px; border-right:1px solid var(--line); }.section-label { color:#9a9b8e; }.sidebar h2 { font:600 29px/1.06 Fraunces,serif; letter-spacing:-.035em; margin:14px 0 30px; }.topic-list { display:flex; flex-direction:column; gap:8px; }.topic-button { width:100%; display:grid; grid-template-columns:29px 1fr 18px; text-align:left; align-items:center; gap:10px; padding:14px 12px; border:1px solid transparent; border-radius:2px; background:transparent; color:var(--ink); cursor:pointer; font-family:inherit; transition:background .2s,border .2s,transform .2s; }.topic-button:hover { transform:translateX(3px); }.topic-button.active { border-color:var(--ink); background:#f5f1e9; }.topic-number { font:11px 'DM Mono',monospace; color:#a3a398; }.topic-button strong { display:block; font-size:13px; }.topic-button small { display:block; color:#898d84; margin-top:4px; font-size:11px; }.topic-arrow { font-size:18px; text-align:right; }.sidebar-note { display:flex; gap:11px; border-top:1px solid var(--line); padding-top:24px; margin-top:49px; }.note-icon { color:var(--coral); font-size:22px; }.sidebar-note p { color:var(--muted); line-height:1.55; font-size:11px; margin:0; }.sidebar-note strong { color:var(--ink); font-size:12px; }
.task-panel { padding:47px 58px 42px; min-height:420px; }.task-toolbar,.task-heading,.task-actions,.daily-strip,.streak { display:flex; align-items:center; }.task-toolbar { justify-content:space-between; }.task-counter { color:#9a9b8e; font:11px 'DM Mono',monospace; }.task-heading { justify-content:space-between; align-items:start; gap:20px; margin-top:32px; }.task-heading h2 { font:600 31px/1.1 Fraunces,serif; letter-spacing:-.035em; margin:10px 0 0; }.task-topic { color:var(--coral); }.difficulty { background:var(--lime); padding:7px 10px; font:500 10px 'DM Mono',monospace; letter-spacing:.08em; }.task-body { max-width:670px; margin-top:31px; }.task-body p { font:400 20px/1.65 Fraunces,serif; margin:0; }.hint-line { display:flex; align-items:center; gap:10px; color:#92958c; margin-top:27px; font-size:11px; }.hint-line span:first-child { color:var(--coral); font-size:20px; }.solution { border-left:3px solid var(--lime); background:#f8f5ee; padding:22px 25px; margin-top:28px; animation:reveal .35s ease-out; }.solution-label { color:var(--coral); margin-bottom:14px; }.solution-content { line-height:1.7; font-size:15px; }.solution-content p { margin:9px 0; }.solution-content mjx-container { font-size:105% !important; }.task-actions { gap:20px; margin-top:36px; }.button { border:0; cursor:pointer; font:700 12px Manrope,sans-serif; padding:13px 18px; display:inline-flex; align-items:center; gap:9px; transition:transform .2s,box-shadow .2s; }.button:hover { transform:translateY(-2px); }.button-primary { background:var(--ink); color:var(--white); box-shadow:4px 4px 0 var(--coral); }.button-quiet { padding-left:0; background:transparent; color:var(--ink); }.button-icon { font-size:16px; }.daily-strip { justify-content:space-between; margin:29px 7.5% 0; padding:18px 0 22px; border-bottom:1px solid var(--line); }.streak { gap:11px; }.flame { color:var(--coral); font-size:22px; }.streak strong,.streak span { display:block; }.streak strong { font:600 17px Fraunces,serif; }.streak div span { color:var(--muted); font-size:10px; margin-top:2px; }.strip-divider { width:1px; height:31px; background:var(--line); margin-left:35px; }.daily-strip p { color:var(--muted); font:italic 15px Fraunces,serif; margin-right:auto; margin-left:35px; }.week { display:flex; gap:7px; }.day { width:22px; height:22px; display:grid; place-items:center; border-radius:50%; color:#9b9d92; border:1px solid var(--line); font:9px 'DM Mono',monospace; }.day.done { color:var(--ink); background:var(--lime); border-color:var(--lime); }.day.today { border-color:var(--coral); color:var(--coral); } footer { display:flex; justify-content:space-between; padding:21px 0; color:#a1a198; font:10px 'DM Mono',monospace; text-transform:uppercase; letter-spacing:.04em; }
@keyframes reveal { from { opacity:0; transform:translateY(7px); } to { opacity:1; transform:none; } }
@media (max-width:780px) { .shell { padding:0 20px; }.topbar { height:70px; }.topbar-meta { font-size:9px; }.date { display:none; }.intro { padding:48px 0 40px; align-items:start; }.intro-copy { font-size:13px; }.progress-orbit { flex-basis:87px; height:87px; margin:11px 0 0 17px; }.progress-orbit strong { font-size:26px; }.progress-orbit span { font-size:8px; }.workspace { display:block; }.sidebar { padding:30px 22px 24px; border-right:0; border-bottom:1px solid var(--line); }.sidebar h2 { font-size:25px; }.topic-list { display:grid; grid-template-columns:1fr; }.sidebar-note { display:none; }.task-panel { padding:30px 22px 32px; }.task-heading h2 { font-size:26px; }.task-body p { font-size:18px; }.daily-strip { margin:24px 0 0; flex-wrap:wrap; gap:14px; }.strip-divider,.daily-strip p { display:none; }.week { margin-left:auto; } footer { gap:15px; flex-direction:column; } footer nav { flex-wrap:wrap; } }
.account-button { border:1px solid var(--ink); background:transparent; color:var(--ink); padding:8px 11px; cursor:pointer; font:700 10px Manrope,sans-serif; text-transform:none; letter-spacing:0; }
footer nav { display:flex; gap:16px; } footer a { color:var(--muted); text-decoration:none; } footer a:hover { color:var(--coral); }
.account-dialog { width:min(440px,calc(100% - 36px)); border:0; padding:34px; color:var(--ink); background:var(--white); box-shadow:0 25px 80px #10231f44; }.account-dialog::backdrop { background:#10231f88; }.dialog-close { position:absolute; top:12px; right:15px; border:0; background:none; color:var(--ink); font-size:26px; cursor:pointer; }.account-dialog h2 { font:600 30px Fraunces,serif; margin:7px 0 12px; }.dialog-copy { color:var(--muted); font-size:13px; line-height:1.6; }.account-dialog label { display:block; color:var(--muted); font-size:11px; font-weight:700; margin:20px 0 7px; }.account-dialog input[type=email] { width:100%; border:1px solid var(--line); padding:13px; background:var(--paper); font:14px Manrope,sans-serif; }.account-dialog .consent { display:flex; gap:8px; align-items:start; font-size:11px; font-weight:400; line-height:1.5; }.account-dialog .consent input { margin-top:3px; accent-color:var(--coral); }.account-dialog a { color:var(--coral); }.dialog-status { color:#56805a; font-size:12px; }
.legal-shell { max-width:840px; margin:auto; padding:50px 24px 80px; }.legal-shell .brand { margin-bottom:70px; }.legal-shell h1 { font:600 clamp(38px,6vw,65px)/1 Fraunces,serif; letter-spacing:-.05em; margin:10px 0 30px; }.legal-shell article { border-top:1px solid var(--line); padding:34px 0; }.legal-shell h2 { font:600 30px Fraunces,serif; margin:0 0 20px; }.legal-shell h3 { font-size:15px; margin:27px 0 8px; }.legal-shell p { max-width:720px; color:var(--muted); font-size:14px; line-height:1.75; }.legal-warning { border-left:3px solid var(--coral); background:#f8e5de; padding:14px 18px; }.back-link { color:var(--ink); font-weight:700; text-decoration:none; }