:root {
  --bg: #0b1020;
  --panel: rgba(15, 24, 48, 0.74);
  --line: rgba(113, 161, 255, 0.24);
  --text: #eff6ff;
  --muted: #adc4ea;
  --accent: #47f3b1;
  --accent-deep: #20ce8f;
  --glow: rgba(71, 243, 177, 0.24);
  --radius: 18px;
  --shadow: 0 20px 60px rgba(2, 8, 23, 0.5);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  background-color: var(--bg);
  background-image:
    radial-gradient(1200px 640px at 8% -10%, rgba(56, 189, 248, 0.26), transparent 52%),
    radial-gradient(900px 500px at 100% 0%, rgba(71, 243, 177, 0.16), transparent 46%),
    linear-gradient(rgba(85, 112, 189, 0.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(85, 112, 189, 0.13) 1px, transparent 1px);
  background-size: auto, auto, 38px 38px, 38px 38px;
}

.site-header,
.layout,
.site-footer {
  max-width: 920px;
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.site-header {
  padding-top: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
}

.brand-mark {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
}

.status-pill {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  background: rgba(11, 16, 32, 0.55);
  color: var(--muted);
  font-size: 0.82rem;
  font-family: "JetBrains Mono", monospace;
}

.layout {
  padding-top: 1rem;
  padding-bottom: 1rem;
  display: grid;
  gap: 1rem;
}

.hero,
.brief,
.contact {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(5px);
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 2.2vw, 2rem);
  animation: fadeUp 500ms ease both;
}

.brief {
  animation-delay: 100ms;
}

.contact {
  animation-delay: 180ms;
}

.eyebrow {
  margin: 0 0 0.6rem;
  color: #80a8e8;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.74rem;
  font-family: "JetBrains Mono", monospace;
}

h1,
h2 {
  margin: 0 0 0.75rem;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.7rem);
  max-width: 14ch;
}

h2 {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
}

.lead,
.brief p {
  color: var(--muted);
  max-width: 58ch;
}

.signal-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.signal-list li {
  border: 1px solid rgba(71, 243, 177, 0.35);
  background: rgba(8, 15, 32, 0.8);
  color: #c6ffe8;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.84rem;
}

.cta-group {
  margin-top: 1.3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  border-radius: 999px;
  padding: 0.67rem 1rem;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #8bffcd);
  color: #032a1b;
  box-shadow: 0 0 0 1px rgba(71, 243, 177, 0.4), 0 10px 24px var(--glow);
}

.button-primary:hover {
  background: linear-gradient(135deg, var(--accent-deep), #68e8b4);
}

.button-ghost {
  background: rgba(11, 16, 32, 0.6);
  border-color: var(--line);
  color: var(--text);
}

.button-ghost:hover {
  border-color: rgba(71, 243, 177, 0.42);
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-list li {
  margin-top: 0.65rem;
  display: flex;
  gap: 0.65rem;
}

.contact-list span {
  min-width: 72px;
  color: #8db0df;
}

a {
  color: #9ef7d2;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid #9ef7d2;
  outline-offset: 3px;
}

.site-footer {
  padding-top: 0.2rem;
  padding-bottom: 1.6rem;
  color: #96b2dc;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88rem;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 767px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-list li {
    flex-direction: column;
    gap: 0.15rem;
  }
}