@font-face { font-family: "Unbounded"; src: url("fonts/unbounded.woff2") format("woff2"); font-weight: 600 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Antonio"; src: url("fonts/antonio.woff2") format("woff2"); font-weight: 500 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("fonts/manrope.woff2") format("woff2"); font-weight: 400 800; font-style: normal; font-display: swap; }

:root {
  --ink: #060609; --white: #f6f4ff; --pink: #ff6fb5; --peach: #ffb36b; --ice: #7fe8ff; --lime: #d8ff6a;
  --chrome: linear-gradient(100deg, #ffffff 0%, #ffc2e2 20%, #ffd49a 36%, #ffffff 50%, #b8f3ff 64%, #d9cbff 82%, #ffffff 100%);
  --display: "Unbounded", system-ui, sans-serif; --label: "Antonio", system-ui, sans-serif; --body: "Manrope", system-ui, sans-serif;
  --pad: clamp(20px, 5vw, 64px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; background: var(--ink); color: var(--white); overflow-x: hidden; }
body { font-family: var(--body); font-size: 18px; line-height: 1.5; -webkit-font-smoothing: antialiased; }

#scene { position: fixed; inset: 0; width: 100vw; height: 100vh; height: 100lvh; display: block; z-index: 0; }

.concept {
  position: fixed; z-index: 30; top: 0; left: 0; right: 0; text-align: center;
  font: 700 13px/1 var(--label); letter-spacing: .2em; text-transform: uppercase;
  padding: 7px 10px; background: var(--chrome); color: var(--ink);
}
.nav {
  position: fixed; z-index: 20; top: 27px; left: 0; right: 0; display: flex; align-items: center; gap: 18px;
  padding: 12px var(--pad); background: #060609e8; border-bottom: 1px solid #ffffff22;
}
.brand { display: flex; align-items: center; gap: 9px; color: var(--white); text-decoration: none; font: 900 20px/1 var(--display); letter-spacing: .1em; }
.brand svg { width: 22px; height: 22px; color: var(--pink); }
.nav nav { display: flex; gap: 22px; margin-left: auto; }
.nav nav a { color: var(--white); text-decoration: none; font: 600 17px/1 var(--label); letter-spacing: .12em; text-transform: uppercase; opacity: .85; }
.nav nav a:hover { opacity: 1; color: var(--ice); }

.btn {
  appearance: none; border: 0; cursor: pointer; font: 800 16px/1 var(--body); letter-spacing: .01em;
  background: var(--chrome); color: var(--ink); padding: 15px 22px; border-radius: 999px; text-decoration: none; display: inline-block;
  box-shadow: 0 0 0 1px #ffffff66 inset, 0 6px 24px #ff6fb533;
}
.btn:hover { filter: brightness(1.06); }
.btn-ghost { background: transparent; color: var(--white); box-shadow: inset 0 0 0 1px #ffffffaa; }
.btn-ghost:hover { background: #ffffff14; }
.btn-sm { padding: 10px 16px; font-size: 15px; }

main { position: relative; z-index: 10; }
.ch { position: relative; min-height: 180vh; padding: 0 var(--pad); }
.ch-hero { min-height: 170vh; }
.ch-end { min-height: 130vh; }
.copy { position: fixed; z-index: 12; top: 24vh; left: var(--pad); max-width: 480px; opacity: 0; visibility: hidden; will-change: opacity, transform; padding: 26px 28px; border: 1px solid #ffffff2a; border-radius: 6px;
  background: linear-gradient(#ffffff0a 1px, transparent 1px) 0 0 / 24px 24px, linear-gradient(90deg, #ffffff0a 1px, transparent 1px) 0 0 / 24px 24px, #060609cc; }
.kicker { font: 700 15px/1.2 var(--label); letter-spacing: .2em; text-transform: uppercase; color: var(--ice); margin: 0 0 12px; }
.kicker::before { content: "✦ "; color: var(--pink); }
h1, h2, h3 { font-family: var(--display); font-weight: 900; font-style: normal; margin: 0 0 16px; letter-spacing: -.02em; text-transform: uppercase; }
h1 { font-size: clamp(44px, 5.4vw, 82px); line-height: 1.0; }
h2 { font-size: clamp(30px, 3.4vw, 50px); line-height: 1.05; }
.chrome { display: inline-block; background: var(--chrome); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: 19px; max-width: 30em; color: #f6f4ffe6; margin: 0 0 22px; }
.row { display: flex; flex-wrap: wrap; gap: 12px; }
.menu { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.menu li { display: flex; flex-direction: column; padding: 11px 15px; border-radius: 6px; border: 1px solid #ffffff2a; transition: background .3s, color .3s; }
.menu li b { font: 900 18px/1.2 var(--display); text-transform: uppercase; }
.menu li span { font-size: 15px; opacity: .85; }
.menu li.on { background: var(--chrome); color: var(--ink); border-color: transparent; }

.tag { position: fixed; z-index: 15; left: 0; top: 0; font: 700 15px/1 var(--label); letter-spacing: .14em; text-transform: uppercase;
  padding: 7px 11px; border-radius: 999px; background: var(--white); color: var(--ink); opacity: 0; pointer-events: none; white-space: nowrap;
  box-shadow: 0 0 0 1px #ffffff, 0 6px 18px #0008; }
.tag::before { content: "✦ "; color: #e0438f; }

.foot { position: relative; z-index: 10; padding: 40px var(--pad) 60px; background: #0b0b12; border-top: 1px solid #ffffff22; font-size: 15px; color: #f6f4ffb8; }
.foot p { max-width: 680px; margin: 0; }

dialog { border: 0; border-radius: 18px; padding: 26px; max-width: min(420px, 92vw); background: var(--white); color: var(--ink); }
dialog::backdrop { background: #000b; }
dialog h3 { font-size: 20px; line-height: 1.15; }
dialog .kicker { color: #6b3cd6; }
.chat { display: grid; gap: 8px; margin: 6px 0 14px; padding: 14px; border-radius: 14px; background: #e6e2f1; }
.msg { margin: 0; padding: 9px 12px; border-radius: 14px; max-width: 85%; font-size: 15px; line-height: 1.35; }
.msg.me { justify-self: end; background: #cdeec6; border-bottom-right-radius: 4px; }
.msg.them { justify-self: start; background: #fff; border-bottom-left-radius: 4px; }
.note { font-size: 14px; margin: 0 0 14px; }

/* Phone: 3D in the upper part, copy in one fixed card at the bottom (crossfaded by script). */
@media (max-width: 899px) {
  body { font-size: 16px; }
  .nav { padding: 10px 16px; gap: 12px; }
  .nav nav { gap: 14px; }
  .nav nav a { font-size: 15px; }
  .brand { font-size: 16px; gap: 7px; }
  .brand svg { width: 19px; height: 19px; }
  .ch { padding: 0 16px; min-height: 150vh; }
  .ch-hero { min-height: 140vh; }
  .copy {
    position: fixed; top: auto; left: 12px; right: 12px; bottom: 12px; margin: 0; max-width: none; z-index: 12;
    opacity: 0; visibility: hidden; will-change: opacity, transform; padding: 18px 20px 20px;
  }
  h1 { font-size: 34px; margin-bottom: 10px; }
  h2 { font-size: 25px; margin-bottom: 10px; }
  .lede { font-size: 16.5px; line-height: 1.4; margin-bottom: 14px; }
  .row { gap: 8px; }
  .btn { padding: 13px 16px; font-size: 15px; }
  .menu { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
  .menu li { padding: 8px 9px; }
  .menu li b { font-size: 13px; }
  .menu li span { font-size: 12.5px; line-height: 1.25; }
  .tag { font-size: 14px; padding: 6px 10px; }
}
@media (max-width: 440px) { .nav nav a:nth-child(1) { display: none; } }
@media (max-width: 899px) and (max-height: 760px) {
  .copy { padding: 14px 16px 16px; }
  .kicker { font-size: 13px; margin-bottom: 8px; }
  h1 { font-size: 29px; margin-bottom: 8px; }
  h2 { font-size: 21px; margin-bottom: 8px; }
  .lede { font-size: 15px; line-height: 1.38; margin-bottom: 12px; }
  .btn { padding: 12px 14px; font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .menu li { transition: none; }
}
html.capture .menu li { transition: none; }