:root { --bg: #05070b; --ink: #f4f6f9; --muted: #a1a9b7; --blue: #9fc3ff; --line: rgba(235, 242, 255, .2); --mono: "DM Mono", monospace; --sans: "Manrope", sans-serif; }
* { box-sizing: border-box; }
html, body, #liquid-stage { width: 100%; height: 100%; margin: 0; overflow: hidden; }
body { color: var(--ink); background: var(--bg); font-family: var(--sans); touch-action: none; }
#liquid-canvas { position: fixed; inset: 0; width: 100%; height: 100%; display: block; pointer-events: auto; touch-action: none; }
#liquid-stage::after { content: ""; position: fixed; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(5, 7, 11, .65), transparent 55%, rgba(5, 7, 11, .14)), linear-gradient(0deg, rgba(5, 7, 11, .55), transparent 35%); }
.portfolio-overlay { position: relative; z-index: 2; display: flex; flex-direction: column; justify-content: space-between; height: 100%; padding: 28px 3.2vw; pointer-events: none; }
.portfolio-logo, .portfolio-back, .portfolio-menu-toggle, .portfolio-nav { pointer-events: auto; }
.portfolio-top { display: flex; align-items: center; justify-content: space-between; }
.portfolio-logo { width: min(190px, 22vw); }
.portfolio-logo img { display: block; width: 100%; filter: invert(1); }
.portfolio-meta, .portfolio-title > p, .portfolio-back { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.portfolio-meta { display: flex; justify-content: space-between; margin-top: -30px; color: var(--muted); }
.portfolio-title { margin: auto 0; }
.portfolio-title > p { margin: 0 0 20px; color: var(--blue); }
.portfolio-title h1 { margin: 0; font-size: clamp(55px, 10vw, 160px); line-height: .86; letter-spacing: -.07em; font-weight: 700; }
.portfolio-title em { color: var(--blue); font-style: normal; }
.portfolio-back { padding-bottom: 9px; border-bottom: 1px solid var(--blue); color: var(--ink); }
.portfolio-back span { display: inline-block; margin-left: 10px; color: var(--blue); transition: transform .25s ease; }
.portfolio-back:hover span { transform: translate(4px, -4px); }
.portfolio-menu-toggle, .portfolio-nav { display: none; }
@keyframes mobile-field-drift { from { transform: scale(1) translate3d(-2%, -1%, 0); } to { transform: scale(1.12) translate3d(3%, 2%, 0); } }

@media (max-width: 760px) {
  body { touch-action: auto; }
  #liquid-stage { position: relative; isolation: isolate; background: #05070b; }
  #liquid-canvas { display: none; }
  #liquid-stage::before { content: ''; position: absolute; inset: -20%; z-index: 0; background: radial-gradient(ellipse at 82% 20%, rgba(159,195,255,.24), transparent 24%), radial-gradient(ellipse at 20% 78%, rgba(48,87,155,.2), transparent 30%), linear-gradient(rgba(159,195,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(159,195,255,.055) 1px, transparent 1px); background-size: auto, auto, 100% 70px, 70px 100%; opacity: .78; animation: mobile-field-drift 18s ease-in-out infinite alternate; }
  #liquid-stage::after { z-index: 1; background: radial-gradient(ellipse at 50% 42%, rgba(5,7,11,0) 0%, rgba(5,7,11,.08) 36%, rgba(5,7,11,.76) 100%), linear-gradient(180deg, rgba(5,7,11,.18), transparent 35%, rgba(5,7,11,.55)); }
  .portfolio-overlay { position: relative; z-index: 2; padding: 20px; }
  .portfolio-logo { width: 155px; }
  .portfolio-meta { margin-top: 12px; font-size: 8px; }
  .portfolio-title h1 { font-size: clamp(45px, 14vw, 82px); }
  .portfolio-title > p, .portfolio-back { font-size: 8px; }
  .portfolio-back { display: none; }
  .portfolio-menu-toggle { position: relative; z-index: 5; display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 34px; height: 34px; padding: 7px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); cursor: pointer; }
  .portfolio-menu-toggle span { display: block; width: 100%; height: 1px; background: currentColor; transition: transform .25s ease, opacity .25s ease; }
  .portfolio-nav { position: absolute; top: 62px; right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 20px 18px; border-bottom: 1px solid var(--line); background: rgba(7,9,13,.96); opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-12px); transition: opacity .35s ease, visibility .35s ease, transform .35s ease; }
  .portfolio-nav a { display: block; width: 100%; padding: 18px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-family: var(--mono); font-size: 10px; letter-spacing: .13em; text-transform: uppercase; }
  .portfolio-nav a:last-child { border-bottom: 0; }
  .portfolio-nav a span { margin-left: 8px; color: var(--blue); }
  .portfolio-menu-open { overflow: hidden; }
  .portfolio-menu-open .portfolio-nav { display: flex; z-index: 12; opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
  .portfolio-menu-open .portfolio-menu-toggle span:first-child { transform: translateY(6px) rotate(45deg); }
  .portfolio-menu-open .portfolio-menu-toggle span:nth-child(2) { opacity: 0; }
  .portfolio-menu-open .portfolio-menu-toggle span:last-child { transform: translateY(-6px) rotate(-45deg); }
}