/* OPIIUS site styles: light, spacious, product-page look. Shared by index.html and agency/hotels.html. */
:root{
  --bg:#ffffff; --bg-2:#f5f5f7; --bg-3:#ffffff; --line:#d2d2d7; --line-2:#c7c7cc;
  --ink:#1d1d1f; --ink-2:#424245; --ink-3:#6e6e73;
  --accent:#0071e3; --accent-ink:#ffffff; --link:#0066cc; --gold:#bf4800;
  --grad:linear-gradient(90deg,#0071e3 0%,#7b4bdc 55%,#c43f8f 100%);
  --nav:rgba(255,255,255,.72);
  --shadow:0 18px 50px rgba(0,0,0,.08);
  --max:1024px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#000000; --bg-2:#161617; --bg-3:#1d1d1f; --line:#424245; --line-2:#515154;
    --ink:#f5f5f7; --ink-2:#d2d2d7; --ink-3:#a1a1a6;
    --accent:#0071e3; --accent-ink:#ffffff; --link:#2997ff; --gold:#ff9f0a;
    --grad:linear-gradient(90deg,#2997ff 0%,#a78bfa 55%,#f472b6 100%);
    --nav:rgba(22,22,23,.72);
    --shadow:0 18px 50px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --bg:#000000; --bg-2:#161617; --bg-3:#1d1d1f; --line:#424245; --line-2:#515154;
  --ink:#f5f5f7; --ink-2:#d2d2d7; --ink-3:#a1a1a6;
  --link:#2997ff; --gold:#ff9f0a;
  --grad:linear-gradient(90deg,#2997ff 0%,#a78bfa 55%,#f472b6 100%);
  --nav:rgba(22,22,23,.72); --shadow:0 18px 50px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display",Inter,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;line-height:1.47;letter-spacing:-.022em;-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

/* nav: thin translucent bar */
.nav{position:sticky;top:0;z-index:10;background:var(--nav);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid rgba(0,0,0,.08)}
.nav .wrap{display:flex;align-items:center;gap:28px;height:52px}
.logo{font-weight:700;letter-spacing:.12em;font-size:15px;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo i{font-style:normal;color:var(--accent)}
.nav ul{display:flex;gap:28px;list-style:none;margin:0 0 0 auto;padding:0;font-size:13px;letter-spacing:-.01em}
.nav ul a{color:var(--ink);opacity:.8}
.nav ul a:hover{opacity:1;text-decoration:none}

/* buttons: pills */
.btn{display:inline-block;padding:12px 24px;border-radius:980px;font-weight:500;font-size:17px;
  letter-spacing:-.022em;border:1px solid var(--accent);transition:background .2s,color .2s;text-align:center;line-height:1.2}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:#0077ed}
.btn-ghost{background:transparent;color:var(--link);border-color:var(--link)}
.btn-ghost:hover{background:var(--link);color:#fff}
.btn-sm{padding:5px 13px;font-size:13px;font-weight:400}
.nav .btn-sm{border:0}

/* hero */
.hero{padding:96px 0 88px}
.hero > .wrap:not(.two){text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:17px;font-weight:600;
  color:var(--gold);margin:0 0 14px;letter-spacing:-.022em}
.dot{display:none}
h1{font-size:clamp(40px,7.4vw,80px);line-height:1.05;letter-spacing:-.015em;font-weight:700;margin:0 auto 22px;max-width:16ch}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:clamp(19px,2.4vw,24px);line-height:1.4;color:var(--ink-3);max-width:40em;margin:0 auto 34px;font-weight:400;letter-spacing:.005em}
.hero .two h1,.hero .two .lede{margin-left:0}
.cta{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.hero .two .cta{justify-content:flex-start}
.fine{font-size:14px;color:var(--ink-3);margin-top:18px;letter-spacing:-.016em}

.proof{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:64px 0 0}
.proof div{background:var(--bg-2);border-radius:22px;padding:24px 22px;text-align:center}
.proof b{display:block;font-size:34px;font-weight:700;letter-spacing:-.02em}
.proof span{font-size:14px;color:var(--ink-3)}

/* sections: full-bleed bands that alternate white / light grey */
section{padding:100px 0}
section:nth-of-type(odd){background:var(--bg-2)}
section > .wrap > .kicker, section > .wrap > h2, section > .wrap > .sub{text-align:center;margin-left:auto;margin-right:auto}
.kicker{font-size:17px;font-weight:600;color:var(--gold);margin:0 0 8px;letter-spacing:-.022em}
h2{font-size:clamp(32px,5vw,56px);letter-spacing:-.005em;line-height:1.07;margin:0 0 16px;font-weight:700}
.sub{font-size:clamp(17px,2vw,21px);color:var(--ink-3);max-width:36em;margin:0 0 56px;line-height:1.4}

/* tiles used across pages */
.demos{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.demo{display:flex;flex-direction:column;background:var(--bg-3);border-radius:28px;padding:32px;color:var(--ink);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s}
.demo:hover{text-decoration:none;transform:scale(1.015);box-shadow:var(--shadow)}
.demo small{font-size:12px;font-weight:600;color:var(--ink-3)}
.demo h3{margin:6px 0 8px;font-size:24px;letter-spacing:-.01em}
.demo p{margin:0 0 16px;color:var(--ink-3);font-size:15px;flex:1}
.demo span{color:var(--link);font-size:15px}

.guarantee{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:center;
  background:var(--bg-3);border-radius:28px;padding:44px 48px;box-shadow:var(--shadow)}
.seal{width:112px;height:112px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:17px;text-align:center;line-height:1.15}
.guarantee h3{margin:0 0 8px;font-size:28px;letter-spacing:-.01em;line-height:1.15}
.guarantee p{margin:0;color:var(--ink-3)}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{background:var(--bg-3);border-radius:24px;padding:28px 24px}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:600;font-size:15px}
.step h3{margin:18px 0 6px;font-size:19px;letter-spacing:-.01em}
.step p{margin:0;color:var(--ink-3);font-size:15px}

.faq{max-width:760px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:19px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ink-3);font-size:26px;font-weight:300;line-height:.8;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin:12px 0 0;color:var(--ink-3)}

.contact{text-align:center;padding:24px 0}
.contact h2,.contact .sub{max-width:16ch;margin-left:auto;margin-right:auto}
.contact .sub{max-width:32em}
.areas{font-size:14px;color:var(--ink-3);margin-top:28px}
.note{font-size:14px;color:var(--ink-3);margin-top:22px;text-align:center}
footer{padding:22px 0 40px;color:var(--ink-3);font-size:12px;border-top:1px solid var(--line);background:var(--bg-2)}
footer a{color:var(--ink-2)}

@media(max-width:1000px){
  .demos{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  body{font-size:16px}
  .nav ul{display:none}
  .nav .btn-sm{margin-left:auto}
  .hero{padding:64px 0 56px}
  section{padding:72px 0}
  .sub{margin-bottom:40px}
  .proof{grid-template-columns:repeat(2,1fr)}
  .demos,.steps{grid-template-columns:1fr}
  .guarantee{grid-template-columns:1fr;justify-items:center;text-align:center;padding:32px 24px}
  .cta .btn{width:100%}
}