/* CodeNote / Rubi Neon. Brand primitives are shared across both themes. */
:root{--rubi:#C81D5A;--neon:#FF4D8D;--wine:#6F2945;--mauve:#AE6C7D;--rose:#D69B9E;--porcelain:#F2D6D9;--ivory:#FFF8F5;--graphite:#1F1A23;color-scheme:light;
--accent:var(--rubi);--signature:var(--porcelain);--ink:var(--graphite);--muted:#68717D;--paper:var(--ivory);--surface:#FFFFFF;--raised:#FFF4F5;--soft:#FAE8EF;--line:#E6C5CC;--line-strong:var(--mauve);--on-accent:#FFFFFF;--phone-edge:var(--graphite);--shadow:#6F294522;
--success:#16784D;--warning:#936000;--error:#B42330;--processing:#C81D5A;--info:#2C6B9C;--neutral:#68717D}
:root[data-theme="dark"]{color-scheme:dark;--accent:var(--neon);--signature:#3D2030;--ink:var(--ivory);--muted:#A6ABB7;--paper:var(--graphite);--surface:#29212C;--raised:#2F2532;--soft:#3D2030;--line:#493B4D;--line-strong:#AE6C7D;--on-accent:var(--graphite);--phone-edge:#6F2945;--shadow:#00000055;
--success:#43D6A4;--warning:#FFC75E;--error:#FF6573;--processing:#FF4D8D;--info:#75B9F0;--neutral:#A6ABB7}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}.wrap{width:min(1320px,calc(100% - 96px));margin:auto}.skip{position:absolute;left:-999px;top:10px;background:var(--surface);padding:12px;z-index:9}.skip:focus{left:10px}.nav{height:95px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:750;letter-spacing:-1px}.mark,.tiny-mark{width:25px;height:25px;border-radius:7px}.mark{width:35px;height:35px}.nav nav{display:flex;gap:38px;color:var(--muted);font-size:13px;font-weight:600}.nav-link{font-size:13px;font-weight:700}.nav-link span{margin-left:14px}.hero{min-height:680px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:30px;padding-top:50px;padding-bottom:72px}.eyebrow{font-size:10px;font-weight:800;letter-spacing:.18em}.dot{display:inline-block;background:var(--accent);width:8px;height:8px;border-radius:50%;margin-right:8px}.hero h1,.intro h2,.section-heading h2,.closing h2{font-size:clamp(64px,7.2vw,106px);letter-spacing:-.075em;line-height:.99;margin:34px 0 25px;font-weight:650}em{font-family:Georgia,serif;font-weight:400}h1 em,.intro h2 em,.section-heading h2 em{color:var(--accent)}.lead{max-width:410px;font-size:18px;line-height:1.7;color:var(--muted)}.actions{display:flex;align-items:center;gap:28px;margin-top:36px}.button{display:inline-flex;align-items:center;gap:38px;padding:19px 22px;background:var(--accent);color:var(--on-accent);border-radius:5px;font-size:13px;font-weight:700}.button span{font-size:17px}.text-link{font-size:13px;font-weight:750;border-bottom:1px solid var(--line-strong);padding:8px 0}.text-link span{margin-left:15px}.hero-foot{font-size:9px;letter-spacing:.16em;color:var(--muted);font-weight:700;margin-top:80px}.visual{height:540px;position:relative;display:grid;place-items:center;background:radial-gradient(circle,var(--soft) 0%,transparent 68%)}.orbit{position:absolute;border:1px solid var(--line);border-radius:50%;width:450px;height:450px}.orbit-two{width:530px;height:530px;opacity:.5}.phone{position:relative;width:300px;height:500px;background:var(--surface);border:7px solid var(--phone-edge);border-radius:34px;box-shadow:0 28px 70px var(--shadow);transform:rotate(5deg);overflow:hidden}.phone-top{height:58px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;font-size:13px;font-weight:800}.phone-brand{display:flex;align-items:center;gap:8px}.tiny-mark{width:25px;height:25px;border-radius:7px}.phone-content{padding:27px 20px}.phone-label{font-size:8px;letter-spacing:.14em;color:var(--muted);font-weight:800}.phone-content h2{font-size:25px;letter-spacing:-.05em;line-height:1.15;margin:17px 0 25px}.phone-content h2 span{color:var(--accent)}.bubble{font-size:11px;line-height:1.5;border-radius:12px;padding:13px;margin-bottom:11px}.user{background:var(--soft);margin-left:28px}.assistant{display:flex;gap:9px;background:var(--raised)}.bubble small,.activity small{display:block;color:var(--muted);font-size:9px;margin-top:5px}.activity{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:11px;padding:12px;margin-top:20px;font-size:10px}.activity-icon{background:var(--soft);padding:7px;border-radius:8px}.activity-dot{background:var(--processing);border-radius:50%;width:7px;height:7px;margin-left:auto}.input-fake{position:absolute;bottom:16px;left:15px;right:15px;border:1px solid var(--line);border-radius:12px;padding:14px;color:var(--muted);font-size:10px}.input-fake span{float:right;background:var(--accent);color:var(--on-accent);border-radius:6px;padding:3px 6px;margin-top:-3px}.float-label{position:absolute;bottom:65px;left:0;background:var(--surface);border-radius:10px;padding:14px 20px;box-shadow:0 16px 40px var(--shadow);display:flex;gap:12px;align-items:center;font-size:11px}.float-label>span{font-size:24px;color:var(--accent)}.float-label small{display:block;color:var(--muted);margin-top:4px}.spark{position:absolute;color:var(--accent);font-size:32px}.s1{top:30px;left:65px}.s2{bottom:50px;right:40px;font-size:20px}.ticker{background:var(--signature);overflow:hidden}.ticker-inner{height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px;white-space:nowrap;font-size:10px;letter-spacing:.15em;font-weight:850}.ticker i{font-style:normal;font-size:21px}.section{padding-top:130px;padding-bottom:130px}.intro{display:grid;grid-template-columns:1.2fr .8fr;gap:80px}.intro h2,.section-heading h2,.closing h2{font-size:clamp(42px,5vw,72px);margin:28px 0}.intro-copy{padding-top:45px;max-width:420px}.intro-copy p,.section-heading>p{font-size:17px;color:var(--muted);line-height:1.8;margin:0 0 30px}.features{background:var(--raised)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px}.section-heading>p{max-width:330px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:55px}.feature-grid article{background:var(--raised);padding:30px;min-height:280px}.feature-number{font-size:10px;color:var(--muted)}.feature-icon{font-size:27px;margin:45px 0 20px}.feature-grid h3{font-size:19px;letter-spacing:-.03em}.feature-grid p{color:var(--muted);line-height:1.7;font-size:14px;max-width:300px}.closing{text-align:center}.closing-orb{margin:auto;background:var(--signature);border-radius:50%;width:64px;height:64px;display:grid;place-items:center;font-size:30px}.closing .eyebrow{margin-top:35px}.closing h2 em{color:var(--accent)}.closing>p:not(.eyebrow){color:var(--muted);font-size:16px}.closing .button{margin-top:25px}.footer{border-top:1px solid var(--line);display:flex;align-items:center;gap:40px;padding-top:35px;padding-bottom:35px;font-size:12px;color:var(--muted)}.footer .brand{color:var(--ink)}.footer p{margin-right:auto}.footer small{font-size:11px}@media(max-width:800px){.wrap{width:min(100% - 40px,600px)}.nav{height:72px}.nav nav{display:none}.nav-link{font-size:11px}.hero{grid-template-columns:1fr;padding-top:60px;gap:10px}.hero h1{font-size:clamp(60px,13vw,86px)}.hero-foot{margin-top:45px}.visual{height:480px;overflow:hidden}.orbit{width:360px;height:360px}.orbit-two{width:440px;height:440px}.phone{transform:rotate(4deg) scale(.84)}.float-label{left:0;bottom:35px}.ticker-inner{width:max-content;gap:30px;padding:0 20px}.section{padding-top:85px;padding-bottom:85px}.intro{grid-template-columns:1fr;gap:0}.intro-copy{padding-top:0}.section-heading{display:block}.feature-grid{grid-template-columns:1fr}.feature-grid article{min-height:auto}.feature-icon{margin:28px 0 16px}.footer{flex-wrap:wrap;gap:20px}.footer p{width:100%;margin:0}.footer small{margin-left:auto}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
.theme-toggle{font:inherit;font-size:12px;font-weight:650;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:24px;padding:12px 16px;cursor:pointer;min-height:44px}
.official-signature{position:relative;background:var(--graphite);width:min(370px,100%);height:110px;display:grid;place-items:center;margin:0 auto 24px;border-radius:20px;overflow:hidden}
.official-signature img{position:absolute;top:50%;transform:translateY(-50%);width:100%;height:185px;object-fit:contain}
.button:hover{box-shadow:0 6px 24px var(--shadow);transform:translateY(-1px)}
.activity-icon,.feature-icon{color:var(--accent)}
.nav .brand,.footer .brand{letter-spacing:-.04em}
@media(max-width:800px){.nav{gap:10px;flex-wrap:wrap;height:auto;min-height:80px;padding-top:16px;padding-bottom:16px}.nav-link{margin-left:auto}.theme-toggle{font-size:11px;padding:10px}.actions{gap:18px;flex-wrap:wrap}.brand{font-size:18px}.hero{padding-top:40px}.hero h1{font-size:clamp(48px,13vw,86px)}}
@media(prefers-reduced-motion:reduce){.button:hover{transform:none}}