:root{
  --bg:#05060a;
  --text:#f8fafc;
  --muted:#9aa4b2;
  --line:rgba(255,255,255,.14);
  --panel:rgba(255,255,255,.075);
  --panel-solid:#090b13;
  --blue:#22d3ee;
  --blue-dark:#c4b5fd;
  --navy:#020617;
  --radius:28px;
  --shadow:0 30px 120px rgba(0,0,0,.46);
  --chip-bg:rgba(255,255,255,.055);
  --chip-text:#d7dce5;
  --content-text:#cbd5e1;
  --notice-bg:rgba(34,211,238,.08);
  --notice-border:rgba(34,211,238,.22);
  --notice-text:#dbeafe;
  --image-bg:#090b13;
  --button-bg:rgba(255,255,255,.055);
  --hero-card-bg:rgba(255,255,255,.075);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 18% 8%, rgba(139,92,246,.30), transparent 32rem),
    radial-gradient(circle at 82% 2%, rgba(34,211,238,.20), transparent 34rem),
    radial-gradient(circle at 50% 48%, rgba(139,92,246,.10), transparent 44rem),
    linear-gradient(180deg, #080912 0%, var(--bg) 52%, #030409 100%);
}
body.theme-light{
  --bg:#f8fafc;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --panel:#ffffff;
  --panel-solid:#ffffff;
  --blue:#0ea5e9;
  --blue-dark:#075985;
  --shadow:0 24px 80px rgba(15,23,42,.10);
  --chip-bg:#f1f5f9;
  --chip-text:#334155;
  --content-text:#475569;
  --notice-bg:#eff6ff;
  --notice-border:#bfdbfe;
  --notice-text:#1e3a8a;
  --image-bg:#ffffff;
  --button-bg:#ffffff;
  --hero-card-bg:#020617;
  background:
    radial-gradient(circle at 12% 0%, rgba(14,165,233,.18), transparent 34rem),
    radial-gradient(circle at 90% 10%, rgba(15,23,42,.08), transparent 30rem),
    var(--bg);
}
a{color:inherit}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  width:min(1180px, calc(100% - 32px));
  margin:16px auto 0;
  padding:12px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  background:rgba(8,9,18,.78);
  backdrop-filter:blur(8px);
  box-shadow:0 12px 60px rgba(0,0,0,.26);
}
body.theme-light .site-header{
  border-color:rgba(15,23,42,.12);
  background:rgba(255,255,255,.78);
  box-shadow:0 14px 50px rgba(15,23,42,.10);
}
.brand{
  color:var(--text);
  font-weight:800;
  letter-spacing:-.03em;
  text-decoration:none;
  display:flex;
  align-items:center;
  gap:.75rem;
}
.brand-mark{
  width:2.35rem;
  height:2.35rem;
  border-radius:50%;
  display:grid;
  place-items:center;
  color:#05060a;
  background:linear-gradient(135deg, #ffffff, #a78bfa 48%, #22d3ee);
  box-shadow:0 0 36px rgba(139,92,246,.42);
  font-size:.8rem;
}
.site-nav{
  display:flex;
  gap:1.15rem;
  align-items:center;
  font-size:.91rem;
}
.site-nav a{
  color:var(--muted);
  text-decoration:none;
  transition:color .2s ease, border-color .2s ease, background .2s ease;
}
.site-nav a:hover{color:var(--text)}
.nav-pill{
  color:var(--text);
  background:var(--button-bg);
  border:1px solid var(--line);
  padding:.72rem 1rem;
  border-radius:999px;
}
.menu-button{
  display:none;
  width:2.7rem;
  height:2.7rem;
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--button-bg);
}
.menu-button span{
  display:block;
  width:1.1rem;
  height:2px;
  margin:5px auto;
  background:var(--text);
}
.shell{width:min(1180px, calc(100% - 40px));margin:auto}
.header-actions{
  display:flex;
  align-items:center;
  gap:.55rem;
  margin-left:.75rem;
}
.theme-toggle{
  display:grid;
  place-items:center;
  width:2.7rem;
  height:2.7rem;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--text);
  background:var(--button-bg);
  cursor:pointer;
  transition:transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.theme-toggle:hover{
  transform:translateY(-2px);
}
.theme-toggle svg{
  width:1.2rem;
  height:1.2rem;
  fill:none;
  stroke:currentColor;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.theme-icon{
  display:none;
  place-items:center;
}
.theme-icon-sun{
  display:grid;
}
body.theme-light .theme-icon-sun{
  display:none;
}
body.theme-light .theme-icon-moon{
  display:grid;
}
body.theme-light .theme-toggle{
  color:#0f172a;
  border-color:#e2e8f0;
  background:rgba(255,255,255,.88);
}
.hero{
  padding:96px 0 56px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:end;
}
.eyebrow{
  color:var(--blue-dark);
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:12px;
}
h1{
  margin:16px 0 0;
  font-size:clamp(54px, 8vw, 116px);
  line-height:.88;
  letter-spacing:-.085em;
}
.hero p{
  margin:28px 0 0;
  color:var(--muted);
  font-size:20px;
  line-height:1.7;
  max-width:670px;
}
.hero-card{
  background:var(--hero-card-bg);
  color:white;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px;
  min-height:360px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
}
.hero-card:before{
  content:"";
  position:absolute;
  inset:1px;
  border-radius:calc(var(--radius) - 1px);
  background:
    radial-gradient(circle at 82% 18%, rgba(139,92,246,.22), transparent 16rem),
    radial-gradient(circle at 18% 88%, rgba(14,165,233,.28), transparent 18rem),
    linear-gradient(145deg, rgba(255,255,255,.08), transparent 58%);
  pointer-events:none;
}
.hero-card > *{position:relative}
.hero-card h2{font-size:34px;letter-spacing:-.05em;margin:0}
.hero-card p{font-size:16px;color:#cbd5e1;margin-top:16px}
.skill-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:34px}
.skill-grid span{
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  border-radius:14px;padding:12px;font-weight:700;font-size:14px;
}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 34px}
.filter-row button{
  border:1px solid var(--line);background:var(--button-bg);
  border-radius:999px;padding:10px 14px;
  font-weight:700;color:var(--muted);cursor:pointer;
}
.filter-row button.is-active{background:#020617;color:white;border-color:#020617}
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding-bottom:80px}
.project-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow);
  text-decoration:none;
  transition:transform .25s ease, box-shadow .25s ease;
}
.project-card:hover{transform:translateY(-6px);box-shadow:0 28px 90px rgba(0,0,0,.30)}
.project-card img{width:100%;height:260px;object-fit:cover;display:block}
.project-card-body{padding:24px}
.meta{font-size:13px;color:var(--blue-dark);font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.project-card h2{font-size:30px;letter-spacing:-.05em;margin:10px 0 0}
.project-card p{color:var(--muted);line-height:1.65}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.tags span{font-size:12px;font-weight:700;color:var(--chip-text);background:var(--chip-bg);border:1px solid var(--line);border-radius:999px;padding:7px 9px}
.project-hero{padding:64px 0 32px}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:38px}
.breadcrumb a{text-decoration:none}
.project-title{
  display:grid;
  grid-template-columns:1fr .35fr;
  gap:40px;
  align-items:end;
}
.project-title h1{font-size:clamp(42px, 7vw, 92px)}
.project-title p{color:var(--muted);font-size:19px;line-height:1.7}
.link-button{display:inline-flex;margin-top:18px;text-decoration:none;background:#020617;color:white;border-radius:999px;padding:12px 18px;font-weight:800}
.hero-image{
  margin:36px 0 0;
  border-radius:30px;
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
  background:var(--image-bg);
}
.hero-image img{width:100%;display:block}
.case-layout{
  display:grid;
  grid-template-columns:.75fr 1.25fr;
  gap:38px;
  padding:42px 0 90px;
}
.side-panel{
  position:sticky;top:110px;
  align-self:start;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:24px;
  padding:24px;
  box-shadow:var(--shadow);
}
.side-panel h3{margin:0 0 14px;font-size:16px}
.side-panel dl{margin:0}
.side-panel dt{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:800;margin-top:18px}
.side-panel dd{margin:6px 0 0;font-weight:750}
.content-block{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:24px;
  padding:34px;
  margin-bottom:18px;
}
.content-block h2{font-size:34px;letter-spacing:-.05em;margin:0 0 14px}
.content-block p,.content-block li{color:var(--content-text);line-height:1.75;font-size:16px}
.content-block ul{margin:0;padding-left:20px}
.notice{
  padding:28px;
  border-radius:24px;
  background:var(--notice-bg);
  border:1px solid var(--notice-border);
  color:var(--notice-text);
  margin:0 0 80px;
}
.footer{border-top:1px solid var(--line);padding:40px 0;color:var(--muted)}
@media(max-width:860px){
  .site-header{
    border-radius:1.4rem;
    align-items:flex-start;
  }
  .brand-text{display:none}
  .menu-button{display:block}
  .site-nav{
    display:none;
    position:absolute;
    top:4.4rem;
    left:0;
    right:0;
    flex-direction:column;
    align-items:stretch;
    padding:1rem;
    border:1px solid rgba(255,255,255,.14);
    border-radius:1.2rem;
    background:rgba(8,9,18,.96);
  }
  body.theme-light .site-nav{
    border-color:rgba(15,23,42,.12);
    background:rgba(255,255,255,.96);
  }
  .site-nav.is-open{display:flex}
  .site-nav a{
    padding:.85rem;
  }
  .nav-pill{
    padding:.72rem 1rem;
  }
  .hero,.project-title,.case-layout{grid-template-columns:1fr}
  .project-grid{grid-template-columns:1fr}
  .project-card img{height:210px}
  .side-panel{position:static}
}