:root{--bg:#0a0a0e;--surface:rgba(255,255,255,0.04);--surface-2:rgba(255,255,255,0.07);--border:rgba(255,255,255,0.09);--text:#f6f4ef;--muted:#9a96a1;--accent:#e8c66b;--accent-2:#c8a24a;--accent-contrast:#1a1407;--shadow:0 30px 80px rgba(0,0,0,0.6);--ring:rgba(232,198,107,0.30);--glow-1:rgba(232,198,107,0.13);--glow-2:rgba(150,110,220,0.10);--font-display:"Fraunces Variable",Georgia,"Times New Roman",serif;--font-sans:"Inter Variable",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}:root[data-theme=light]{--bg:#f6f2ea;--surface:rgba(40,30,18,0.035);--surface-2:rgba(255,255,255,0.72);--border:rgba(40,30,18,0.12);--text:#211c16;--muted:#6c655b;--accent:#ad861f;--accent-2:#8a6916;--accent-contrast:#fffdf5;--shadow:0 30px 70px rgba(90,70,30,0.16);--ring:rgba(173,134,31,0.28);--glow-1:rgba(214,170,80,0.18);--glow-2:rgba(200,150,90,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh;position:relative;overflow-x:hidden}body:before{content:"";position:fixed;inset:-25%;z-index:-2;background:radial-gradient(38% 34% at 18% 16%,var(--glow-1),transparent 70%),radial-gradient(42% 38% at 84% 80%,var(--glow-2),transparent 72%)}@keyframes drift{0%{transform:translate(0) scale(1)}50%{transform:translate(2.5%,-2%) scale(1.06)}to{transform:translate(-2%,2.5%) scale(1.02)}}.display,h1,h2,h3{font-family:var(--font-display);font-weight:500}.shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 24px}.panel{position:relative;width:min(600px,100%);background:linear-gradient(180deg,var(--surface-2),var(--surface));border:1px solid var(--border);border-radius:28px;padding:44px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);animation:rise .7s cubic-bezier(.22,1,.36,1) both}.panel:before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(150deg,var(--ring),transparent 42%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}@keyframes rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.eyebrow{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;font-weight:600}.brand{font-family:var(--font-display);font-size:44px;line-height:1;letter-spacing:-.01em;margin:0;font-weight:600}.brand b{font-weight:600;background:linear-gradient(135deg,#f7e3a8,var(--accent) 45%,var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.tagline{color:var(--muted);margin:12px 0 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spin{to{transform:rotate(1turn)}}.ari-name{margin-top:18px;font-family:var(--font-display);font-size:22px}.ari-role{color:var(--muted);font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-top:3px}.chat{display:flex;flex-direction:column;gap:12px;margin:4px 0 18px}.bubble{padding:13px 17px;border-radius:18px;max-width:90%;line-height:1.55;font-size:15.5px;animation:rise .45s ease both}.bubble.ari{align-self:flex-start;background:var(--surface-2);border:1px solid var(--border);border-bottom-left-radius:5px}.bubble.user{align-self:flex-end;background:linear-gradient(180deg,var(--accent),var(--accent-2));color:var(--accent-contrast);border-bottom-right-radius:5px;box-shadow:0 6px 16px var(--ring)}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.chip{padding:9px 15px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-size:14px;transition:border-color .15s ease,background-color .15s ease,transform .15s ease}.chip:hover{border-color:var(--ring);background:var(--surface-2);transform:translateY(-1px)}.row{display:flex;gap:10px}.input{flex:1 1;padding:14px 17px;border-radius:14px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:15px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.input:focus{border-color:var(--ring);box-shadow:0 0 0 3px var(--ring)}.input::placeholder{color:var(--muted)}.btn{padding:14px 24px;border-radius:14px;border:none;background:linear-gradient(180deg,var(--accent),var(--accent-2));color:var(--accent-contrast);font-weight:600;font-size:15px;cursor:pointer;box-shadow:0 8px 22px var(--ring),inset 0 1px 0 rgba(255,255,255,.45);transition:transform .15s ease,filter .15s ease}.btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:default}.summary{text-align:center}.summary .plan{font-family:var(--font-display);font-size:26px;margin:8px 0 16px}.pill{display:inline-block;padding:6px 14px;margin:4px;font-size:14px}.pill,.toggle{border-radius:999px;background:var(--surface-2);border:1px solid var(--border)}.toggle{position:fixed;top:20px;right:20px;padding:9px 15px;color:var(--text);cursor:pointer;font-size:13px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:border-color .15s ease;z-index:10}.toggle:hover{border-color:var(--ring)}