:root{--ink: #12152b;--nocturne: #1b2144;--nocturne-2: #222a56;--moon: #e9ebf7;--moon-dim: #9aa0c4;--dawnlight: #ffb454;--dawnlight-deep: #e08a1e;--umbra: #8d7be8;--umbra-deep: #5f4fc0;--deepsleep: #3a49a8;--deepsleep-2: #2a3579;--hairline: rgba(233, 235, 247, .14);--hairline-soft: rgba(233, 235, 247, .07);--danger: #ff7a6e;--font-display: "Instrument Serif", "Iowan Old Style", Georgia, serif;--font-body: "Instrument Sans", "Avenir Next", "Segoe UI", system-ui, sans-serif;--font-mono: "Spline Sans Mono", "SFMono-Regular", ui-monospace, monospace;--radius: 10px;--radius-lg: 16px;--maxw: 1120px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:radial-gradient(1200px 500px at 80% -10%,rgba(141,123,232,.1),transparent 60%),radial-gradient(900px 420px at 8% 0%,rgba(255,180,84,.07),transparent 55%),var(--ink);color:var(--moon);font-family:var(--font-body);font-size:16px;line-height:1.55;min-height:100%}#root{min-height:100vh;display:flex;flex-direction:column}.shell{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px 64px;flex:1}.masthead{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;padding:34px 0 8px}.wordmark{font-family:var(--font-display);font-size:clamp(2.1rem,4.5vw,2.9rem);font-weight:400;letter-spacing:.01em;margin:0}.wordmark .mark-sun{color:var(--dawnlight)}.tagline{font-family:var(--font-display);font-style:italic;color:var(--moon-dim);font-size:clamp(1.02rem,2vw,1.2rem)}.subhead{color:var(--moon-dim);max-width:62ch;margin:4px 0 26px}.subhead em{color:var(--moon);font-style:normal}.layout{display:grid;grid-template-columns:336px 1fr;gap:22px;align-items:start}@media (max-width: 920px){.layout{grid-template-columns:1fr}}.panel{background:var(--nocturne);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:18px}.panel+.panel{margin-top:18px}.panel h2{font-family:var(--font-display);font-weight:400;font-size:1.35rem;margin:0 0 12px}.tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;background:var(--ink);border:1px solid var(--hairline);border-radius:var(--radius);padding:4px;margin-bottom:16px}.tab{appearance:none;border:0;background:transparent;color:var(--moon-dim);font-family:var(--font-body);font-size:.94rem;padding:8px 6px;border-radius:calc(var(--radius) - 4px);cursor:pointer}.tab[aria-selected=true]{background:var(--nocturne-2);color:var(--moon)}.tab:focus-visible{outline:2px solid var(--dawnlight);outline-offset:1px}.field{margin-bottom:13px}.field label{display:block;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--moon-dim);margin-bottom:5px;font-family:var(--font-mono)}.field select,.field input[type=time],.field input[type=date],.field input[type=number]{width:100%;background:var(--ink);color:var(--moon);border:1px solid var(--hairline);border-radius:8px;padding:9px 10px;font-family:var(--font-mono);font-size:.95rem;color-scheme:dark}.field select:focus-visible,.field input:focus-visible,.btn:focus-visible{outline:2px solid var(--dawnlight);outline-offset:1px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hint{font-size:.82rem;color:var(--moon-dim);margin-top:4px}.btn{appearance:none;border:0;border-radius:10px;padding:11px 16px;font-family:var(--font-body);font-size:1rem;cursor:pointer}.btn-primary{width:100%;background:linear-gradient(180deg,var(--dawnlight),var(--dawnlight-deep));color:#241703;font-weight:600;margin-top:4px}.btn-primary:hover{filter:brightness(1.06)}.btn-ghost{background:transparent;border:1px solid var(--hairline);color:var(--moon)}.btn-ghost:hover{background:var(--nocturne-2)}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.now-card{position:relative;overflow:hidden}.now-kicker{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--moon-dim)}.now-instruction{font-family:var(--font-display);font-size:1.7rem;line-height:1.2;margin:6px 0 2px;display:flex;align-items:center;gap:10px}.now-instruction.seek{color:var(--dawnlight)}.now-instruction.avoid{color:var(--umbra)}.now-sub{color:var(--moon-dim);font-size:.95rem}.now-sub strong{color:var(--moon);font-family:var(--font-mono);font-weight:500}.plan-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:6px}.plan-title{font-family:var(--font-display);font-size:1.55rem;font-weight:400;margin:0}.plan-summary{font-family:var(--font-mono);font-size:.85rem;color:var(--ink);background:var(--dawnlight);border-radius:999px;padding:3px 12px;white-space:nowrap}.plan-summary.aligned{background:var(--umbra);color:var(--ink)}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--moon-dim);font-family:var(--font-mono);margin:10px 0 4px}.legend span{display:inline-flex;align-items:center;gap:6px}.chip{width:14px;height:9px;border-radius:3px;display:inline-block}.chip.sleep{background:linear-gradient(180deg,var(--deepsleep),var(--deepsleep-2))}.chip.seek{background:var(--dawnlight)}.chip.avoid{background:repeating-linear-gradient(135deg,var(--umbra) 0 3px,transparent 3px 6px),#8d7be840}.chip.cbt{width:9px;height:9px;border-radius:999px;background:var(--moon);border:2px solid var(--umbra)}.timeline-wrap{overflow-x:auto;padding-bottom:6px}.timeline-svg{display:block;min-width:640px;width:100%;height:auto}.day-enter{animation:rise .48s cubic-bezier(.2,.7,.2,1) both}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion: reduce){.day-enter{animation:none}}.empty{border:1px dashed var(--hairline);border-radius:var(--radius-lg);padding:40px 24px;text-align:center;color:var(--moon-dim)}.empty .big{font-family:var(--font-display);font-size:1.5rem;color:var(--moon);margin-bottom:6px}.assumptions{margin-top:18px;font-size:.88rem;color:var(--moon-dim)}.assumptions summary{cursor:pointer;font-family:var(--font-mono);font-size:.82rem;letter-spacing:.06em;text-transform:uppercase}.assumptions p{margin:10px 0 0;max-width:70ch}.assumptions .disclaimer{color:var(--danger)}footer.site{border-top:1px solid var(--hairline-soft);margin-top:40px;padding:18px 20px 26px;color:var(--moon-dim);font-size:.85rem}footer.site .inner{max-width:var(--maxw);margin:0 auto;display:flex;gap:8px 22px;flex-wrap:wrap;justify-content:space-between}footer.site a{color:var(--moon);text-decoration-color:var(--umbra)}