:root {
  --background: #06111D;
  --background-top: #071523;
  --background-bottom: #050E18;
  --surface: #081827;
  --card: #0B1D2D;
  --card-alt: #0D2234;
  --border: #203246;
  --grid: rgba(145, 163, 184, 0.16);
  --text-primary: #F7FAFC;
  --text-secondary: #9AA8B8;
  --muted: #6F7E8E;
  --virtu: #38D879;
  --virtu-soft: rgba(56, 216, 121, 0.12);
  --gold: #D9B441;
  --gold-soft: rgba(217, 180, 65, 0.16);
  --gold-border: rgba(217, 180, 65, 0.62);
}

* { box-sizing: border-box; }

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-primary);
  background:
    radial-gradient(circle at 72% 6%, rgba(30, 98, 122, 0.22), transparent 38%),
    linear-gradient(180deg, var(--background-top) 0%, var(--background) 52%, var(--background-bottom) 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, rgba(0,0,0,.36), transparent 67%);
  opacity: .13;
}

body::after {
  content: "";
  position: fixed;
  width: min(82vw, 920px);
  aspect-ratio: 1 / 1;
  left: 50%;
  top: 48%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  border: 1px solid rgba(217, 180, 65, .085);
  border-radius: 50%;
  box-shadow:
    0 0 0 64px rgba(217, 180, 65, .020),
    0 0 0 128px rgba(217, 180, 65, .012),
    0 28px 120px rgba(0, 0, 0, .34);
}

.landing-shell {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: clamp(28px, 6vw, 72px) 20px;
}

.hero {
  width: min(100%, 760px);
  text-align: center;
  padding: clamp(14px, 4vw, 34px) 0;
}

.logo {
  display: block;
  width: clamp(190px, 30vw, 310px);
  height: auto;
  margin: 0 auto clamp(34px, 5vw, 48px);
  filter: brightness(1.26) contrast(1.04) drop-shadow(0 0 28px rgba(217, 180, 65, 0.16));
  opacity: .98;
}

.slogan {
  margin: 0;
  color: #F7FAFC;
  font-size: clamp(2.05rem, 5.4vw, 5.65rem);
  line-height: .98;
  font-weight: 950;
  letter-spacing: .055em;
  text-transform: uppercase;
  text-shadow: 0 0 22px rgba(255,255,255,0.10), 0 14px 42px rgba(0,0,0,0.42);
}

.slogan span {
  display: block;
}

.slogan span + span {
  margin-top: .20em;
  color: var(--gold);
}

.divider {
  width: 56px;
  height: 1px;
  margin: clamp(30px, 4.6vw, 42px) auto clamp(24px, 4vw, 34px);
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  box-shadow: 0 0 18px rgba(217, 180, 65, .32);
}

.descriptor {
  margin: 0 auto clamp(34px, 5vw, 48px);
  max-width: 620px;
  color: #C6D1DD;
  font-size: clamp(1.06rem, 2vw, 1.42rem);
  line-height: 1.50;
  font-weight: 650;
  letter-spacing: .045em;
}

.dashboard-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: min(100%, 320px);
  padding: 16px 30px;
  border: 1px solid var(--gold-border);
  border-radius: 14px;
  color: #FFE69C;
  background:
    linear-gradient(180deg, rgba(217, 180, 65, 0.12), rgba(217, 180, 65, 0.035)),
    rgba(8, 24, 39, 0.72);
  box-shadow:
    0 0 0 1px rgba(217, 180, 65, 0.06) inset,
    0 15px 34px rgba(0, 0, 0, 0.26);
  text-decoration: none;
  text-transform: uppercase;
  font-size: .92rem;
  font-weight: 900;
  letter-spacing: .20em;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.dashboard-button:hover,
.dashboard-button:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(255, 230, 156, .88);
  background:
    linear-gradient(180deg, rgba(217, 180, 65, 0.19), rgba(217, 180, 65, 0.06)),
    rgba(8, 24, 39, 0.90);
  box-shadow:
    0 0 0 1px rgba(217, 180, 65, 0.10) inset,
    0 18px 38px rgba(0, 0, 0, 0.30),
    0 0 30px rgba(217, 180, 65, 0.10);
}

.email-link {
  width: fit-content;
  margin: 28px auto 0;
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: .98rem;
  letter-spacing: .055em;
}

.email-link:hover,
.email-link:focus-visible {
  color: var(--text-primary);
}

@media (max-width: 720px) {
  body::after { width: 125vw; }

  .hero {
    padding: 28px 0;
  }

  .logo {
    width: clamp(176px, 58vw, 240px);
    margin-bottom: 34px;
  }

  .slogan {
    font-size: clamp(2.0rem, 10.4vw, 3.75rem);
    letter-spacing: .035em;
  }

  .descriptor {
    font-size: 1.02rem;
    letter-spacing: .03em;
  }

  .dashboard-button {
    width: 100%;
    min-width: 0;
    max-width: 360px;
    letter-spacing: .14em;
  }

  .email-link {
    font-size: .9rem;
  }
}