:root{--bg: #faf8f2;--paper: #ffffff;--ink: #1f2421;--ink-soft: #4a4f4c;--ink-mute: #7a7e7b;--rule: #e7e3d6;--accent: #2a4d3a;--accent-soft: #eef3ee;--warn: #a33;--serif: ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--serif);background:var(--bg);color:var(--ink);line-height:1.55;font-size:17px;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-weight:600;letter-spacing:-.01em;line-height:1.25}h1{font-size:2rem;margin:0 0 .6rem}h2{font-size:1.5rem;margin:1.6rem 0 .6rem}h3{font-size:1.15rem;margin:1.3rem 0 .4rem}p{margin:.6rem 0}small{color:var(--ink-mute)}button,input,select,textarea{font:inherit;color:inherit}input[type=text],input[type=email],input[type=password],input:not([type]),textarea,select{background:var(--paper);border:1px solid var(--rule);border-radius:4px;padding:.5rem .7rem}input:focus,textarea:focus,select:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}button{background:var(--accent);color:#fff;border:0;border-radius:4px;padding:.5rem 1rem;cursor:pointer;font-family:var(--sans);font-size:.93rem;letter-spacing:.01em}button:hover:not(:disabled){filter:brightness(1.08)}button:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;color:var(--ink);border:1px solid var(--rule)}.card{background:var(--paper);border:1px solid var(--rule);border-radius:6px;padding:1.1rem 1.3rem;margin:.9rem 0}.muted{color:var(--ink-mute)}.lead{font-size:1.08rem;color:var(--ink-soft);max-width:52ch}nav.topbar{display:flex;gap:1.4rem;align-items:baseline;padding:1.1rem 2rem;border-bottom:1px solid var(--rule);background:var(--paper);font-family:var(--sans);font-size:.95rem}nav.topbar .brand{font-family:var(--serif);font-style:italic;font-size:1.3rem;margin-right:auto;color:var(--ink)}nav.topbar a,nav.topbar form button{color:var(--ink-soft);background:none;padding:0}nav.topbar a:hover,nav.topbar form button:hover{color:var(--accent);text-decoration:none}main{max-width:760px;margin:0 auto;padding:2rem 1.4rem 5rem}.chat-msg{padding:.7rem 1rem;border-radius:6px;border:1px solid var(--rule)}.chat-msg.user{background:var(--accent-soft)}.chat-msg.ai{background:var(--paper)}.chat-msg .who{font-size:.72rem;font-family:var(--sans);text-transform:uppercase;letter-spacing:.06em;color:var(--ink-mute)}.plan-card{background:var(--paper);border:1px solid var(--rule);padding:1.4rem 1.6rem;border-radius:6px}.metric-row{display:flex;justify-content:space-between;padding:.35rem 0;border-bottom:1px dashed var(--rule);font-size:.95rem}.metric-row:last-child{border-bottom:0}.check-btn{width:26px;height:26px;border-radius:50%;border:1.5px solid var(--ink-mute);background:transparent;padding:0;cursor:pointer}.check-btn.done{background:var(--accent);border-color:var(--accent);color:#fff}.modlist{list-style:none;padding:0;margin:.4rem 0}.modlist li{padding:.5rem 0;border-bottom:1px solid var(--rule)}.modlist a{color:var(--ink)}.modlist a.done:before{content:"✓ ";color:var(--accent)}.modlist a:not(.done):before{content:"· ";color:var(--ink-mute)}.hero{padding:1.5rem 0 1rem}.hero h1{font-size:2.6rem}.hero .lead{font-size:1.18rem}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width: 640px){.grid-2{grid-template-columns:1fr}}.tag{display:inline-block;font-size:.72rem;font-family:var(--sans);text-transform:uppercase;letter-spacing:.06em;color:var(--ink-mute);padding:.1rem .5rem;border:1px solid var(--rule);border-radius:999px;margin-right:.3rem}