/* Atona — How-to shared styles */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#09090f;--bg2:#111118;--bg3:#0d0d15;--bg4:#15151e;
  --text:#ececf3;--text2:#c7c7d4;--dim:#7a7a92;--dim2:#5a5a70;
  --accent:#6e5cff;--accent2:#9b8fff;--accent3:#b8aeff;
  --green:#00d4a1;--blue:#5fa8ff;--red:#ff7a8a;--yellow:#fdcb6e;
  --border:rgba(255,255,255,.06);--border2:rgba(255,255,255,.1);--border3:rgba(255,255,255,.14);
  --serif:'Newsreader',Georgia,serif;
  --sans:'Instrument Sans',-apple-system,sans-serif;
  --mono:'SF Mono',Menlo,Consolas,monospace;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::after{content:'';position:fixed;inset:0;pointer-events:none;opacity:.025;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");z-index:9999;mix-blend-mode:overlay}
.container{max-width:880px;margin:0 auto;padding:0 32px}
.wide{max-width:1120px;margin:0 auto;padding:0 32px}
a{color:var(--accent3);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{display:block}

/* TYPE */
.eyebrow{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:2.5px;color:var(--accent3);margin-bottom:18px;display:block}
h1.title{font-family:var(--serif);font-size:clamp(34px,6vw,68px);font-weight:300;line-height:1.06;letter-spacing:-1.6px;margin-bottom:20px}
h2.section{font-family:var(--serif);font-size:clamp(26px,3.6vw,42px);font-weight:300;line-height:1.15;letter-spacing:-.8px;margin-bottom:20px}
h3{font-family:var(--serif);font-size:22px;font-weight:500;letter-spacing:-.4px;margin-bottom:8px;color:var(--text)}
p{color:var(--text2);margin-bottom:16px}
p.lede{font-size:clamp(17px,2.2vw,21px);line-height:1.55;color:var(--text2);max-width:680px;margin-bottom:18px}
p.kicker{font-size:15px;color:var(--dim);max-width:600px}
strong{color:var(--text);font-weight:600}
em{color:var(--accent3);font-style:normal}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:18px 32px;display:flex;justify-content:space-between;align-items:center;background:rgba(9,9,15,.78);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
nav .logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:24px;font-weight:500;color:var(--text);letter-spacing:-.5px;text-decoration:none}
nav .logo:hover{text-decoration:none}
nav .logo svg{width:30px;height:30px}
nav .nav-right{display:flex;align-items:center;gap:30px}
nav .link{font-size:14px;color:var(--dim);transition:color .2s;font-weight:500}
nav .link:hover{color:var(--text);text-decoration:none}
nav .link.active{color:var(--text)}
nav .btn-nav{font-size:13px;font-weight:600;color:white;background:var(--accent);padding:9px 18px;border-radius:8px;transition:all .2s;border:1px solid var(--accent)}
nav .btn-nav:hover{background:var(--accent2);border-color:var(--accent2);transform:translateY(-1px);text-decoration:none;box-shadow:0 8px 24px rgba(110,92,255,.25)}

/* CRUMB */
.crumb{padding:120px 0 0;font-size:13px;color:var(--dim);font-weight:500}
.crumb a{color:var(--dim)}
.crumb a:hover{color:var(--text);text-decoration:none}
.crumb .sep{margin:0 8px;color:var(--dim2)}

/* HERO */
.page-hero{padding:40px 0 80px;border-bottom:1px solid var(--border)}
.page-hero .eyebrow{margin-bottom:14px}

/* SECTIONS */
section.block{padding:80px 0;border-bottom:1px solid var(--border)}
section.block:last-of-type{border-bottom:none}

/* PHRASE CARDS */
.phrases{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:32px}
.phrase{padding:20px 22px;background:var(--bg2);border:1px solid var(--border);border-radius:14px;position:relative;transition:all .25s}
.phrase:hover{border-color:var(--border3);background:var(--bg3)}
.phrase .quote-mark{position:absolute;top:10px;left:14px;font-family:var(--serif);font-size:36px;font-weight:300;color:var(--accent2);opacity:.4;line-height:1}
.phrase p{margin:0;padding-left:24px;font-family:var(--serif);font-size:17px;font-weight:400;font-style:italic;color:var(--text2);line-height:1.5}
@media(max-width:720px){.phrases{grid-template-columns:1fr}}

/* STEPS */
.steps{display:flex;flex-direction:column;gap:20px;margin-top:32px}
.step{display:grid;grid-template-columns:60px 1fr;gap:20px;padding:24px 26px;background:var(--bg2);border:1px solid var(--border);border-radius:14px;align-items:flex-start}
.step .num{font-family:var(--serif);font-size:38px;font-weight:300;line-height:1;color:var(--accent3);font-variant-numeric:tabular-nums}
.step h4{font-family:var(--serif);font-size:19px;font-weight:500;letter-spacing:-.3px;margin-bottom:6px;color:var(--text)}
.step p{font-size:15px;color:var(--text2);line-height:1.6;margin:0}

/* CONTROL LIST */
.controls{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:32px}
.control{padding:20px 22px;background:var(--bg2);border:1px solid var(--border);border-radius:12px;display:flex;gap:14px;align-items:flex-start}
.control svg{width:18px;height:18px;color:var(--accent2);stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:2px}
.control h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px}
.control p{font-size:13.5px;color:var(--dim);margin:0;line-height:1.5}
@media(max-width:720px){.controls{grid-template-columns:1fr}}

/* LIMITS */
.limits{margin-top:32px;padding:32px;background:linear-gradient(180deg,rgba(255,122,138,.04),transparent);border:1px solid rgba(255,122,138,.18);border-radius:16px}
.limits h3{color:var(--text);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.limits h3 svg{width:20px;height:20px;color:var(--red);stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.limits ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.limits li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--text2);line-height:1.55}
.limits li::before{content:'×';color:var(--red);font-weight:700;font-size:18px;line-height:1.4;flex-shrink:0}

/* FAQ */
.faq{margin-top:32px;display:flex;flex-direction:column;gap:0;border-top:1px solid var(--border)}
.faq details{border-bottom:1px solid var(--border);padding:22px 0}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-family:var(--serif);font-size:19px;font-weight:500;color:var(--text);letter-spacing:-.3px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:24px;color:var(--accent3);font-weight:300;transition:transform .25s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:14px;font-size:15px;line-height:1.65;color:var(--text2)}
.faq details p:last-child{margin-bottom:0}

/* RELATED */
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.related-card{padding:24px;background:var(--bg2);border:1px solid var(--border);border-radius:14px;transition:all .25s;text-decoration:none;display:block}
.related-card:hover{border-color:var(--border3);background:var(--bg3);text-decoration:none;transform:translateY(-2px)}
.related-card .ico{width:30px;height:30px;border-radius:8px;background:rgba(155,143,255,.08);border:1px solid rgba(155,143,255,.15);display:flex;align-items:center;justify-content:center;margin-bottom:14px;color:var(--accent3)}
.related-card .ico svg{width:16px;height:16px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
.related-card h4{font-family:var(--serif);font-size:17px;font-weight:500;letter-spacing:-.3px;margin-bottom:4px;color:var(--text)}
.related-card p{font-size:13px;color:var(--dim);margin:0;line-height:1.5}
@media(max-width:720px){.related{grid-template-columns:1fr}}

/* CTA STRIP */
.cta-strip{padding:80px 32px;text-align:center;background:linear-gradient(180deg,transparent,rgba(110,92,255,.04));border-top:1px solid var(--border)}
.cta-strip h2{font-family:var(--serif);font-size:clamp(28px,4vw,40px);font-weight:300;letter-spacing:-1px;margin-bottom:14px}
.cta-strip p{color:var(--dim);margin-bottom:28px;font-size:16px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:10px;font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .25s;border:1px solid transparent;text-decoration:none}
.btn-primary{background:var(--accent);color:white;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent2);border-color:var(--accent2);transform:translateY(-1px);box-shadow:0 12px 32px rgba(110,92,255,.3);text-decoration:none}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border3)}
.btn-ghost:hover{background:rgba(255,255,255,.04);text-decoration:none}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}

/* FOOTER */
footer{padding:50px 0 30px;border-top:1px solid var(--border);text-align:center}
footer p{font-size:13px;color:var(--dim);margin-bottom:8px}
footer a{color:var(--dim)}
footer a:hover{color:var(--text);text-decoration:none}
.foot-links{margin-bottom:10px}
.foot-links a{margin:0 12px}

/* RESPONSIVE */
@media(max-width:720px){
  nav{padding:14px 20px}
  nav .nav-right{gap:18px}
  nav .nav-right .link{display:none}
  body{font-size:16px}
  .container,.wide{padding:0 22px}
  .crumb{padding:90px 0 0;font-size:12px}
  .page-hero{padding:24px 0 40px}
  section.block{padding:48px 0}
  p.kicker{font-size:14px}
  .phrases{margin-top:24px;gap:10px}
  .phrase{padding:16px 18px}
  .phrase p{font-size:15px}
  .steps{margin-top:24px;gap:14px}
  .step{grid-template-columns:1fr;gap:6px;padding:20px 22px}
  .step .num{font-size:28px}
  .step h4{font-size:17px}
  .step p{font-size:14.5px}
  .controls{margin-top:24px}
  .control{padding:18px 20px}
  .limits{padding:24px;margin-top:24px}
  .limits h3{font-size:18px}
  .limits li{font-size:14px}
  .faq{margin-top:24px}
  .faq details{padding:18px 0}
  .faq summary{font-size:17px}
  .faq details p{font-size:14.5px}
  .related{margin-top:24px}
  .cta-strip{padding:60px 24px}
  footer{padding:36px 0 24px}
  .foot-links a{margin:0 8px}
}

/* REVEAL */
.reveal{opacity:0;transform:translateY(20px);transition:all .7s cubic-bezier(.22,1,.36,1)}
.reveal.vis{opacity:1;transform:translateY(0)}