/* PIN gate: the site-wide one and the one in front of the investment portfolio. */
:root {
  --bg: #060608; --gold: #D4AF37; --warm: #F3E5AB; --text: #F4F1ED;
  --mut: rgba(244, 241, 237, .66);
  --ease: cubic-bezier(.25, 1, .5, 1);
  --serif: 'Cinzel', serif; --sans: 'Montserrat', system-ui, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }

.gate {
  position: fixed; inset: 0; display: grid; place-items: center; padding: 22px; overflow: auto;
  background:
    radial-gradient(ellipse 70% 55% at 50% -5%, rgba(122, 21, 21, .28), transparent 66%),
    radial-gradient(ellipse 55% 50% at 15% 105%, rgba(212, 175, 55, .11), transparent 68%),
    var(--bg);
  transition: opacity .9s var(--ease), visibility .9s;
}
.gate.is-out { opacity: 0; visibility: hidden; }

.gate__card {
  position: relative; width: min(440px, 100%); text-align: center;
  padding: clamp(34px, 7vw, 56px) clamp(26px, 6vw, 48px);
  border: 1px solid rgba(255, 255, 255, .1);
  background: linear-gradient(145deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .012));
  box-shadow: 0 34px 90px rgba(0, 0, 0, .6);
  opacity: 0; transform: translateY(22px);
  transition: opacity 1s var(--ease) .1s, transform 1s var(--ease) .1s;
}
.gate.is-in .gate__card { opacity: 1; transform: none; }
.gate__card::before {
  content: ""; position: absolute; top: 0; left: 50%; width: 110px; height: 2px; translate: -50% 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.gate__brand { margin: 0 0 6px; padding-left: .38em; font: 500 .8rem var(--serif); letter-spacing: .38em; color: #f5eee0; }
.gate__est { display: block; margin-bottom: 34px; padding-left: .3em; font: 600 .62rem var(--sans); letter-spacing: .3em; color: var(--gold); }
.gate__lead { max-width: 300px; margin: 0 auto 26px; font-size: .9rem; color: var(--mut); }

.gate__pin {
  width: 100%; height: 58px; margin-bottom: 14px; padding: 0 0 0 .5em; text-align: center;
  font: 600 1.25rem var(--serif); letter-spacing: .5em; color: var(--text);
  background: rgba(0, 0, 0, .32); border: 1px solid rgba(255, 255, 255, .14); border-radius: 0;
  outline: 0; caret-color: var(--gold); appearance: none; -webkit-appearance: none;
  transition: border-color .35s, box-shadow .35s;
}
.gate__pin:focus { border-color: rgba(212, 175, 55, .6); box-shadow: 0 0 0 4px rgba(212, 175, 55, .06); }

.gate__btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 14px;
  width: 100%; height: 54px; cursor: pointer;
  font: 600 .7rem var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--text);
  border: 1px solid rgba(212, 175, 55, .55);
  background: linear-gradient(135deg, rgba(122, 21, 21, .9), rgba(59, 8, 8, .95));
  transition: transform .45s var(--ease), box-shadow .45s;
}
.gate__btn:hover, .gate__btn:focus-visible { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(0, 0, 0, .45); outline: 0; }
.gate__btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.gate__btn[disabled], .gate__pin[disabled] { opacity: .55; cursor: default; transform: none; }

.gate__msg { display: block; min-height: 22px; margin-top: 16px; font-size: .78rem; color: rgba(244, 241, 237, .5); transition: color .3s; }
.gate__card.is-err .gate__pin { border-color: rgba(226, 94, 94, .75); animation: shake .46s; }
.gate__card.is-err .gate__msg { color: #e58b8b; }
.gate__card.is-ok .gate__pin { border-color: var(--gold); }
.gate__card.is-ok .gate__msg { color: var(--warm); }
@keyframes shake { 20% { transform: translateX(-8px); } 40% { transform: translateX(7px); } 60% { transform: translateX(-5px); } 80% { transform: translateX(3px); } }

/* portfolio variant: wider card, seal, headline, slow ring behind */
.gate--vault::before {
  content: ""; position: absolute; width: min(820px, 90vw); aspect-ratio: 1; border-radius: 50%;
  border: 1px solid rgba(212, 175, 55, .1);
  box-shadow: 0 0 0 90px rgba(255, 255, 255, .01), 0 0 0 180px rgba(122, 21, 21, .04);
  animation: orb 12s ease-in-out infinite alternate;
}
@keyframes orb { from { transform: scale(.94) rotate(-3deg); } to { transform: scale(1.04) rotate(3deg); } }
.gate--vault .gate__card { width: min(520px, 100%); padding: clamp(34px, 6vw, 58px); backdrop-filter: blur(24px); }
.gate__seal {
  display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 26px;
  border: 1px solid rgba(212, 175, 55, .35); border-radius: 50%;
  font: 600 .72rem var(--serif); letter-spacing: .08em; color: var(--warm);
}
.gate__kicker {
  display: flex; align-items: center; justify-content: center; gap: 16px; margin-bottom: 26px;
  font: 600 .7rem/1.5 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--gold);
}
.gate__kicker::before { content: ""; width: 30px; height: 1px; background: var(--gold); }
.gate--vault h1 { margin: 14px 0 16px; font: 500 clamp(1.7rem, 4.6vw, 2.6rem)/1.2 var(--serif); }
.gate--vault .gate__lead { max-width: 360px; margin-bottom: 28px; font-size: .95rem; }
.gate--vault .gate__pin { height: 62px; font-size: 1.3rem; }

@media (prefers-reduced-motion: reduce) {
  .gate, .gate__card { transition-duration: .01ms !important; animation: none !important; }
  .gate--vault::before { animation: none; }
}