:root{
  --deep:#001a23;
  --deep2:#00151d;
  --gold:#b78c4a;
  --cream:#eee5d5;
  --white:#f7f4ed;
  --line:rgba(183,140,74,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--deep2);color:var(--white);font-family:Arial,Helvetica,sans-serif}
.site-header{position:sticky;top:0;z-index:50;min-height:72px;padding:10px 28px;display:flex;align-items:center;justify-content:space-between;background:rgba(0,26,35,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.brand{display:flex;align-items:center;gap:12px;color:var(--cream);text-decoration:none;letter-spacing:.08em}
.brand-mark{font-family:Georgia,serif;font-size:18px;color:#d1a74e;letter-spacing:.22em}
.brand-text{font-family:Georgia,serif;font-size:10px;line-height:1.25}.brand-text small{font-size:7px;letter-spacing:.12em}
.nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.nav a{color:var(--cream);text-decoration:none;font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:9px 10px;border-bottom:1px solid transparent}.nav a:hover,.nav a:focus{border-bottom-color:var(--gold);color:#d6b36a}
.menu-toggle{display:none;background:none;border:0;color:var(--cream);font-size:25px;cursor:pointer}
main{width:100%}
.page-group{background:var(--deep);padding:52px 0 70px}
.group-title{max-width:1180px;margin:0 auto 26px;padding:0 28px;color:#d2aa57;font-size:13px;letter-spacing:.28em;text-transform:uppercase}
.portfolio-page{width:min(100%,1100px);margin:0 auto 28px;line-height:0;scroll-margin-top:86px;box-shadow:0 18px 60px rgba(0,0,0,.24)}
.portfolio-page img{display:block;width:100%;height:auto}
.hero-page{width:100%;max-width:none;margin:0;box-shadow:none;background:#000}
.hero-page img{width:100%;height:auto;display:block}
.contact-group{padding-bottom:50px}
.site-footer{display:flex;justify-content:space-between;gap:20px;padding:22px 28px;background:#00151d;color:#b9b1a3;font-size:10px;letter-spacing:.08em;text-transform:uppercase;border-top:1px solid var(--line)}
.back-top{position:fixed;right:18px;bottom:18px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#b78c4a;color:#001a23;text-decoration:none;font-size:20px;box-shadow:0 6px 20px rgba(0,0,0,.35)}
@media(max-width:900px){.site-header{padding:10px 16px}.menu-toggle{display:block}.nav{display:none;position:absolute;left:0;right:0;top:72px;padding:10px 16px 16px;background:#001a23;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:12px}.group-title{padding:0 18px}.page-group{padding-top:34px}.portfolio-page{margin-bottom:18px;width:100%}.site-footer{flex-direction:column}}
@media(min-width:901px){.portfolio-page:not(.hero-page){border:1px solid rgba(183,140,74,.12)}}