:root{--bg:#fff;--bg2:#eef4fc;--card:#fff;--text:#14181f;--muted:#5b6472;--line:#dfe5ee;--accent:#3082e0;--cyan:#22b8d6;--ok:#1f9d55;--warn-bg:#fff6e5;--warn:#8a5a00}
@media(prefers-color-scheme:dark){:root{--bg:#000;--bg2:#0b1626;--card:#1c1c1e;--text:#f4f6f9;--muted:#a2abb8;--line:#2e3138;--accent:#539ef0;--ok:#4ccb7f;--warn-bg:#2d2412;--warn:#f0c674}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:linear-gradient(var(--bg),var(--bg2));background-attachment:fixed;color:var(--text);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--text);text-decoration:none}
.brand img{width:32px;height:32px;border-radius:8px}
.nav nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:15px}
.hero{padding:64px 0 40px;text-align:center}
.badge{display:inline-grid;place-items:center;width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--cyan));color:#fff;font-size:36px;font-weight:600}
h1{font-size:clamp(32px,6vw,46px);line-height:1.12;letter-spacing:-.02em;margin:18px 0 12px}
h2{font-size:25px;line-height:1.25;margin:40px 0 10px}
.lead{color:var(--muted);font-size:19px;margin:0 0 24px}
.cta{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--cyan));color:#fff;font-weight:700;text-decoration:none;padding:14px 26px;border-radius:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:18px 0}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;color:var(--text);text-decoration:none}
.card h3{margin:0 0 4px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.eyebrow{color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.answer{background:var(--card);border:2px solid var(--accent);border-radius:16px;padding:18px 20px;margin:18px 0 26px}
.answer strong{font-size:21px;display:block}
table{border-collapse:collapse;width:100%;margin:12px 0;font-size:16px;background:var(--card)}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.note{background:var(--warn-bg);color:var(--warn);border-radius:12px;padding:12px 16px;font-size:15px;margin:26px 0}
.applink{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin:32px 0;text-align:center}
.applink p{margin:0 0 12px}
.meta{color:var(--muted);font-size:14px}
footer{border-top:1px solid var(--line);margin-top:56px;padding:22px 0 34px;color:var(--muted);font-size:14px}
footer a{color:var(--muted);margin-right:14px}
@media(max-width:480px){table{font-size:14px}th,td{padding:7px 6px}}
/* Desktop-first site layout */
.wrap{max-width:1160px;padding:0 32px}
body{background:var(--bg)}
.nav{height:76px}.brand{font-size:19px}
.nav nav{display:flex;align-items:center;gap:30px}.nav nav a{margin:0;font-size:16px}
.nav nav a.navcta{background:var(--accent);color:#fff;font-weight:600;padding:9px 16px;border-radius:10px}
.herosec{background:radial-gradient(700px 420px at 85% 10%,rgba(34,184,214,.16),transparent),linear-gradient(var(--bg),var(--bg2));border-bottom:1px solid var(--line)}
.herogrid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center;padding-top:72px;padding-bottom:72px}
.herogrid h1{font-size:clamp(38px,5vw,62px);line-height:1.05;margin:14px 0 18px}
.herogrid .lead{font-size:21px;max-width:520px}
.heronote{color:var(--muted);font-size:14px;margin-top:14px}
.phone{width:290px;margin:0 auto;background:#10131a;border-radius:42px;padding:11px;box-shadow:0 30px 60px rgba(48,130,224,.28)}
.screen{background:var(--bg);border-radius:32px;padding:44px 18px 30px;min-height:500px;display:flex;flex-direction:column;gap:14px}
.bubble{align-self:flex-end;background:var(--accent);color:#fff;border-radius:16px 16px 4px 16px;padding:10px 14px;font-size:15px}
.reply{text-align:left;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;font-size:14px;color:var(--muted)}
.reply b{display:block;color:var(--text);font-size:21px;margin-bottom:4px}
.cite{display:inline-block;margin-top:10px;color:var(--accent);font-weight:600;font-size:13px}
.mic{margin:auto auto 0;width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--cyan))}
.sec{padding:72px 0}.sec.alt{background:var(--bg2);border-block:1px solid var(--line)}
.sec h2{font-size:36px;margin:6px 0 10px;letter-spacing:-.01em}
.sec .lead{max-width:620px}
.c3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.c3 .card{padding:24px}.card h3{font-size:20px}.card p{font-size:16px}
.num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.chips span{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:8px 16px;font-size:15px}
.band{background:linear-gradient(135deg,var(--accent),var(--cyan));color:#fff;text-align:center;padding:64px 24px}
.band h2{font-size:36px;margin:0 0 8px}.band p{margin:0 0 22px;font-size:19px}
.band .cta{background:#fff;color:#14181f}
footer{margin-top:0}
.foot{display:flex;justify-content:space-between;gap:48px}.foot p{max-width:560px;margin:0}
.article{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;padding-bottom:64px}
.article article{min-width:0}
.side{position:sticky;top:24px;margin-top:40px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;text-align:center}
.side img{width:64px;height:64px;border-radius:14px}.side h3{margin:10px 0 4px}.side p{margin:0 0 14px;color:var(--muted);font-size:15px}
.side .cta{display:block;padding:12px}
.article .applink{display:none}
.page{padding:48px 0 72px;min-height:48vh}
.page .grid{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.wrap{padding:0 20px}.herogrid{grid-template-columns:1fr;gap:40px;padding-top:48px;padding-bottom:48px;text-align:center}.herogrid .lead{margin:0 auto 24px}.c3,.page .grid{grid-template-columns:1fr}.sec{padding:52px 0}.sec h2,.band h2{font-size:28px}.foot{flex-direction:column;gap:14px}.article{grid-template-columns:1fr;gap:0}.side{display:none}.article .applink{display:block}.nav nav{gap:16px}.nav nav a.navcta{display:none}}
/* Realistic iPhone frame */
.phone{position:relative;width:300px;aspect-ratio:1/2.06;padding:10px;border-radius:56px;background:#0b0c0e;box-shadow:0 0 0 2px #8e9199,0 0 0 4px #3b3e45,0 34px 70px rgba(48,130,224,.3)}
.phone::before,.phone::after{content:"";position:absolute;width:4px;background:#5e6168;border-radius:2px}
.phone::before{left:-7px;top:150px;height:96px;box-shadow:0 -62px 0 -0px #5e6168}
.phone::after{right:-7px;top:176px;height:100px}
.screen{position:relative;height:100%;min-height:0;border-radius:46px;overflow:hidden;background:#f2f2f7;color:#14181f;padding:60px 16px 26px}
.screen::before{content:"";position:absolute;top:11px;left:50%;transform:translateX(-50%);width:92px;height:27px;border-radius:14px;background:#000}
.screen::after{content:"";position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:104px;height:4px;border-radius:2px;background:#14181f}
.status{position:absolute;top:15px;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:0 26px;font-size:14px;font-weight:600;color:#14181f}
.status svg{display:block}
.screen .reply{background:#fff;border-color:#e3e5ea;color:#5b6472}
.screen .reply b{color:#14181f}
.screen .bubble{background:#3082e0}.screen .cite{color:#3082e0}
.screen .mic{margin-bottom:12px;background:linear-gradient(135deg,#3082e0,#22b8d6)}
@media(max-width:420px){.phone{width:270px}}
.article .c3{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));margin-top:12px}.article .c3 .card{padding:16px}.article .c3 h3{font-size:16px}ul{padding-left:22px}
.note a{color:inherit;font-weight:600}