/* ====== Base ====== */
:root{
  --bg: #000;
  --fg: #fff;
  --muted: rgba(255,255,255,.7);
  --muted2: rgba(255,255,255,.55);
  --line: rgba(255,255,255,.22);
  --card: rgba(255,255,255,.06);
  --header: rgba(255,255,255,.04); /* nearly transparent */
  --blur: blur(10px);
  --radius: 12px;
  --pad: clamp(16px, 3.2vw, 48px);
  --max: 1200px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.35;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
a:hover{ opacity: .85; }

/* ====== Loader (only shows on slow loads) ====== */
#loader{
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--bg);
  z-index: 2147483647;
  opacity: 1;
  transition: opacity 200ms linear;
  contain: layout paint;
}
#loader img{
  width: min(220px, 55vw);
  height: auto;
}
#loader.is-hidden{
  opacity: 0;
  pointer-events: none;
}

/* ====== Header ====== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--pad);
  background: var(--header);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.brand{ display: inline-flex; align-items: center; }
.logo{
  width: 120px;
  height: auto;
}

/* Desktop nav */
.nav ul{
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav a{
  text-transform: lowercase;
  font-weight: 500;
  letter-spacing: .02em;
  font-size: 14px;
  color: rgba(255,255,255,.9);
}

/* Burger (hidden on desktop) */
.burger{
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  padding: 10px;
  cursor: pointer;
}
.burger span{
  display: block;
  height: 2px;
  width: 100%;
  background: rgba(255,255,255,.92);
  transform-origin: center;
  transition: transform 180ms ease, opacity 180ms ease;
}
.burger span + span{ margin-top: 8px; }

/* Mobile overlay menu (true fullscreen) */
.menu-overlay{
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: #000; /* full black */
  z-index: 9999;
}

/* Clickable backdrop */
.overlay-backdrop{
  position: absolute;
  inset: 0;
  background: #000;
}

/* UI layout */
.overlay-ui{
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: clamp(20px, 5vw, 48px);
}

/* Top row: logo + X */
.overlay-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.overlay-logo{
  width: 110px;
  height: auto;
  opacity: .95;
}

.overlay-close{
  background: transparent;
  border: 0;
  color: rgba(255,255,255,.92);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  padding: 10px 12px;
  border-radius: 10px;
}
.overlay-close:hover{ opacity: 1; }

/* Centered nav */
.overlay-nav{
  display: grid;
  place-items: center;
}
.overlay-nav ul{
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
  display: grid;
  gap: 18px;
}
.overlay-nav a{
  font-family: "Space Grotesk", Inter, system-ui, sans-serif;
  font-size: clamp(20px, 4vw, 30px);
  letter-spacing: .04em;
  text-transform: lowercase;
}

/* Bottom footer */
.overlay-footer{
  text-align: center;
  display: grid;
  gap: 6px;
}
.overlay-footer a{
  font-size: 13px;
  color: rgba(255,255,255,.75);
}
.overlay-footer .privacy{
  font-size: 11px;
  color: rgba(255,255,255,.45);
}

/* When menu open */
body.menu-open{ overflow: hidden; }
body.menu-open .burger span:first-child{ transform: translateY(5px) rotate(45deg); }
body.menu-open .burger span:last-child{ transform: translateY(-5px) rotate(-45deg); }

/* ====== Layout ====== */
main{ padding: 0 var(--pad); }
.section{
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 0;
}

.welcome{
  max-width: var(--max);
  margin: 0 auto;
  padding: 80px 0 28px;
}
.welcome-inner h1{
  margin: 0;
  font-family: "Space Grotesk", Inter, system-ui, sans-serif;
  letter-spacing: .02em;
  font-size: clamp(32px, 4.5vw, 62px);
}
.welcome-inner p{
  margin: 10px 0 0;
  color: var(--muted2);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 12px;
}

.section-title{
  margin: 0 0 18px;
  font-family: "Space Grotesk", Inter, system-ui, sans-serif;
  font-weight: 600;
  font-size: clamp(34px, 4vw, 64px);
}

.rule{
  height: 1px;
  width: 100%;
  background: var(--line);
  margin-bottom: 26px;
}

.subtext{
  color: var(--muted);
  max-width: 72ch;
  font-size: 16px;
}

/* ====== Projects grid ====== */
/* 3 tiles feels closest to your reference; it will auto-fit up to 6 as you add projects */
.project-grid{
  display: grid;
  gap: 26px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project{
  display: grid;
  gap: 10px;
}

.media{
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  aspect-ratio: 16 / 9;
}

/* iframe fills the ratio box */
.media iframe{
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.project-title{
  margin: 2px 0 0;
  font-family: Inter, system-ui, sans-serif;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: 18px;
}
.project-meta{
  margin: 0;
  color: var(--muted2);
  letter-spacing: .18em;
  font-size: 12px;
  text-transform: uppercase;
}

/* ====== Footer ====== */
.footer{
  padding: 28px var(--pad);
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--muted2);
  font-size: 12px;
}

/* ====== Media query (<= 600px) ====== */
@media (max-width: 600px){
  .logo{ width: 98px; }

  /* swap nav -> burger */
  .nav{ display: none; }
  .burger{ display: inline-flex; align-items: center; justify-content: center; }

  .project-grid{
    grid-template-columns: 1fr; /* 1 tile wide on mobile */
    gap: 20px;
  }

  .section{ padding: 42px 0; }
  .section-title{ margin-bottom: 14px; }
}