:root{
  --navy-950:#04162B;
  --navy-900:#0A2540;
  --navy-700:#185FA5;
  --sky-400:#5DA3E8;
  --sky-200:#B9D9F7;
  --sky-100:#E6F1FB;
  --paper:#FCFDFE;
  --ink:#0E1B29;
  --ink-muted:#54677D;
  --line:#DCE7F2;

  --display: 'Space Grotesk', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

body{
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
button{font-family:inherit; cursor:pointer;}
::selection{background:var(--sky-200);}
:focus-visible{outline:2px solid var(--navy-700); outline-offset:3px;}

.wrap{max-width:1180px; margin:0 auto; padding:0 24px;}

/* ---------- NAV ---------- */
header{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(252,253,254,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 24px; max-width:1180px; margin:0 auto;
}
.logo{
  font-family:var(--display); font-weight:700; font-size:19px;
  letter-spacing:-0.01em; color:var(--navy-900);
}
.nav-links{display:flex; gap:36px; list-style:none;}
.nav-links a{
  font-size:14px; font-weight:500; color:var(--ink-muted);
  transition:color 0.2s;
}
.nav-links a:hover, .nav-links a.current{color:var(--navy-900);}
.nav-toggle{display:none; background:none; border:none; padding:8px;}
.nav-toggle span{display:block; width:22px; height:2px; background:var(--navy-900); margin:5px 0; transition:0.25s;}

@media (max-width: 760px){
  .nav-links{
    position:fixed; top:64px; left:0; right:0; bottom:0;
    background:var(--paper);
    flex-direction:column; align-items:flex-start;
    padding:32px 24px; gap:24px;
    transform:translateX(100%);
    transition:transform 0.3s ease;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{font-size:20px;}
  .nav-toggle{display:block;}
}

/* ---------- HERO (home page) ---------- */
.hero{
  min-height:100vh;
  display:flex; flex-direction:column; justify-content:center;
  padding:120px 24px 80px;
  background:
    radial-gradient(ellipse 900px 600px at 85% -10%, var(--sky-100), transparent),
    var(--paper);
  position:relative; overflow:hidden;
}
.hero-eyebrow{
  font-family:var(--mono); font-size:12px; letter-spacing:0.08em;
  color:var(--navy-700); text-transform:uppercase;
  display:flex; align-items:center; gap:10px; margin-bottom:28px;
}
.hero-eyebrow .dot{width:6px; height:6px; border-radius:50%; background:var(--sky-400); animation:pulse 2.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;} 50%{opacity:0.3;}}

.hero h1{
  font-family:var(--display); font-weight:700;
  font-size:clamp(52px, 10vw, 128px);
  line-height:0.92; letter-spacing:-0.03em;
  color:var(--navy-950); max-width:1000px;
}
.hero h1 span{color:var(--navy-700);}
.hero-sub{margin-top:28px; font-size:18px; color:var(--ink-muted); max-width:480px; line-height:1.6;}
.hero-actions{display:flex; gap:14px; margin-top:40px; flex-wrap:wrap;}

.btn{
  padding:14px 28px; border-radius:999px; font-size:14px; font-weight:600;
  border:1.5px solid transparent; transition:all 0.2s;
  display:inline-flex; align-items:center; gap:8px;
}
.btn-primary{background:var(--navy-900); color:var(--paper);}
.btn-primary:hover{background:var(--navy-700); transform:translateY(-1px);}
.btn-ghost{border-color:var(--line); color:var(--navy-900);}
.btn-ghost:hover{border-color:var(--navy-700); background:var(--sky-100);}

.hero-scroll{
  position:absolute; bottom:36px; left:24px;
  font-family:var(--mono); font-size:11px; color:var(--ink-muted);
  display:flex; align-items:center; gap:10px;
}
.hero-scroll-line{width:32px; height:1px; background:var(--ink-muted);}

/* ---------- Marquee strip (home page signature element) ---------- */
.marquee{
  background:var(--navy-950); overflow:hidden; padding:22px 0;
  border-top:1px solid rgba(255,255,255,0.08); border-bottom:1px solid rgba(255,255,255,0.08);
}
.marquee-track{
  display:flex; gap:48px; white-space:nowrap;
  animation:scroll-left 26s linear infinite;
  width:max-content;
}
@keyframes scroll-left{ from{transform:translateX(0);} to{transform:translateX(-50%);} }
.marquee-item{
  font-family:var(--display); font-weight:600; font-size:20px;
  color:#3F5A78; display:flex; align-items:center; gap:48px;
}
.marquee-item strong{color:var(--sky-400); font-weight:600;}

/* ---------- Preview grid (home page teaser) ---------- */
.section{padding:100px 24px;}
.section-inner{max-width:1180px; margin:0 auto;}
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end;
  gap:24px; margin-bottom:56px; flex-wrap:wrap;
}
.section-eyebrow{
  font-family:var(--mono); font-size:12px; letter-spacing:0.06em;
  color:var(--navy-700); text-transform:uppercase; margin-bottom:14px;
}
.section-title{
  font-family:var(--display); font-weight:600;
  font-size:clamp(32px, 4vw, 48px); letter-spacing:-0.02em; color:var(--navy-950);
}
.section-note{font-size:14px; color:var(--ink-muted); max-width:280px;}

.preview-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:6px; grid-template-rows:repeat(2,220px);}
.preview-grid .tile:nth-child(1){grid-row:span 2;}
@media (max-width: 760px){
  .preview-grid{grid-template-columns:1fr 1fr; grid-template-rows:180px 180px 180px;}
  .preview-grid .tile:nth-child(1){grid-row:span 1; grid-column:span 2;}
}

/* ---------- PORTFOLIO ---------- */
.portfolio-hero{
  padding:150px 24px 60px; background:var(--navy-950); color:var(--paper);
}
.portfolio-hero .section-eyebrow{color:var(--sky-400);}
.portfolio-hero h1{
  font-family:var(--display); font-weight:700; font-size:clamp(40px,6vw,72px);
  letter-spacing:-0.02em; max-width:700px;
}
.portfolio{background:var(--navy-950); color:var(--paper); padding-top:0;}
.filters{display:flex; gap:8px; flex-wrap:wrap; margin:0 24px 44px; max-width:1180px; margin-left:auto; margin-right:auto;}
.filter-btn{
  padding:9px 18px; border-radius:999px; border:1px solid rgba(255,255,255,0.18);
  background:transparent; color:#B9C7D8; font-size:13px; font-weight:500;
  font-family:var(--mono); transition:all 0.2s;
}
.filter-btn:hover{border-color:var(--sky-400); color:var(--paper);}
.filter-btn.active{background:var(--sky-400); border-color:var(--sky-400); color:var(--navy-950);}

.grid{display:grid; grid-template-columns:repeat(3, 1fr); gap:6px; max-width:1180px; margin:0 auto; padding:0 24px 100px;}
@media (max-width: 900px){ .grid{grid-template-columns:repeat(2, 1fr);} }
@media (max-width: 560px){ .grid{grid-template-columns:1fr;} }

.tile{
  position:relative; aspect-ratio:4/5; overflow:hidden;
  background:linear-gradient(135deg, #0F3560, #05192E);
  cursor:pointer; opacity:0; transform:translateY(24px);
  transition:opacity 0.6s ease, transform 0.6s ease;
}
.tile.visible{opacity:1; transform:translateY(0);}
.tile img{width:100%; height:100%; object-fit:cover; transition:transform 0.5s ease;}
.tile:hover img{transform:scale(1.05);}
.tile-placeholder{
  width:100%; height:100%; display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:8px;
  color:#5D7595; font-family:var(--mono); font-size:12px; text-align:center; padding:16px;
}
.tile-tag{
  position:absolute; bottom:14px; left:14px;
  font-family:var(--mono); font-size:11px; color:var(--paper);
  background:rgba(4,22,43,0.6); backdrop-filter:blur(4px);
  padding:5px 10px; border-radius:6px; opacity:0; transition:opacity 0.25s;
}
.tile:hover .tile-tag{opacity:1;}
.tile::after{
  content:""; position:absolute; inset:0; background:var(--sky-400);
  transform-origin:left; transform:scaleX(1);
  transition:transform 0.6s cubic-bezier(.6,0,.2,1);
}
.tile.visible::after{transform:scaleX(0);}

/* ---------- ABOUT ---------- */
.about-hero{padding:150px 24px 40px;}
.about-hero h1{
  font-family:var(--display); font-weight:700; font-size:clamp(40px,6vw,72px);
  letter-spacing:-0.02em; color:var(--navy-950); max-width:700px;
}
.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;}
@media (max-width: 800px){ .about-grid{grid-template-columns:1fr; gap:36px;} }
.about-photo{
  aspect-ratio:4/5; border-radius:16px; overflow:hidden;
  background:linear-gradient(135deg, var(--sky-100), var(--sky-200));
  display:flex; align-items:center; justify-content:center;
  color:var(--navy-700); font-family:var(--mono); font-size:13px; text-align:center;
}
.about-photo img{width:100%; height:100%; object-fit:cover;}
.about-text p{font-size:17px; line-height:1.7; color:var(--ink-muted); margin-bottom:18px;}
.about-text p:first-child{font-size:20px; color:var(--ink); font-weight:500;}
.about-tags{display:flex; gap:8px; flex-wrap:wrap; margin-top:28px;}
.about-tag{
  font-family:var(--mono); font-size:12px; padding:7px 14px;
  border:1px solid var(--line); border-radius:999px; color:var(--navy-700);
}

/* ---------- CONTACT (lives on home page) ---------- */
.contact{background:var(--sky-100);}
.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:64px;}
@media (max-width: 800px){ .contact-grid{grid-template-columns:1fr; gap:40px;} }
.contact-info p{font-size:16px; color:var(--ink-muted); line-height:1.7; margin-bottom:28px; max-width:360px;}
.contact-links{display:flex; flex-direction:column; gap:14px;}
.contact-link{
  display:flex; align-items:center; gap:12px; font-size:15px; font-weight:500;
  color:var(--navy-900); padding-bottom:12px; border-bottom:1px solid rgba(10,37,64,0.12);
  max-width:340px; transition:color 0.2s;
}
.contact-link:hover{color:var(--navy-700);}

form{display:flex; flex-direction:column; gap:18px;}
.field{display:flex; flex-direction:column; gap:8px;}
label{font-size:13px; font-weight:600; color:var(--navy-900);}
input, select, textarea{
  font-family:var(--body); font-size:15px; padding:13px 16px;
  border:1.5px solid var(--line); border-radius:10px;
  background:var(--paper); color:var(--ink); transition:border-color 0.2s;
}
input:focus, select:focus, textarea:focus{border-color:var(--navy-700); outline:none;}
textarea{resize:vertical; min-height:110px;}
.submit-btn{
  align-self:flex-start; margin-top:6px; background:var(--navy-900); color:var(--paper);
  padding:15px 32px; border-radius:999px; border:none; font-size:14px; font-weight:600;
  transition:background 0.2s;
}
.submit-btn:hover{background:var(--navy-700);}
.form-note{font-size:12px; color:var(--ink-muted); margin-top:4px;}

/* ---------- FOOTER ---------- */
footer{
  padding:40px 24px; border-top:1px solid var(--line);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px;
}
.footer-logo{font-family:var(--display); font-weight:600; font-size:15px; color:var(--navy-900);}
.footer-meta{font-family:var(--mono); font-size:12px; color:var(--ink-muted);}
.footer-socials{display:flex; gap:20px;}
.footer-socials a{font-size:13px; font-weight:500; color:var(--ink-muted);}
.footer-socials a:hover{color:var(--navy-900);}