:root {
  --bg-0: #0c0e11;
  --bg-1: #16191e;
  --bg-2: #242018;
  --steel: #c8ced6;
  --steel-dim: rgba(200, 206, 214, 0.68);
  --amber: #ffd13d;
  --amber-hot: #ffb020;
  --ink: #f4f6f8;
  --line: rgba(255, 255, 255, 0.1);
  --danger: #ff4d3a;
  --max: 68rem;
  --pad: clamp(1.25rem, 4vw, 3rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Figtree", system-ui, sans-serif;
  font-size: 1.05rem;
  line-height: 1.55;
  background:
    radial-gradient(1200px 700px at 12% 8%, rgba(200, 206, 214, 0.14), transparent 55%),
    radial-gradient(900px 600px at 88% 18%, rgba(255, 176, 32, 0.1), transparent 50%),
    linear-gradient(155deg, var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-2) 100%);
  background-attachment: fixed;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.045;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.55) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 40% 20%, black, transparent 75%);
}

a {
  color: var(--amber);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--amber-hot);
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem var(--pad);
}

.mark {
  font-family: "Oswald", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel);
  text-decoration: none;
}

.mark:hover {
  color: var(--ink);
}

.nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.nav a {
  color: var(--steel-dim);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
}

.hero {
  position: relative;
  z-index: 1;
  min-height: calc(100svh - 4.5rem);
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-plane {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 45% at 72% 42%, rgba(210, 216, 224, 0.28), transparent 62%),
    radial-gradient(ellipse 40% 30% at 74% 48%, rgba(255, 255, 255, 0.08), transparent 55%),
    linear-gradient(180deg, transparent 40%, rgba(8, 9, 11, 0.75) 78%, rgba(8, 9, 11, 0.95) 100%);
  animation: steel-breathe 7s ease-in-out infinite;
}

.hero-plane::after {
  content: "";
  position: absolute;
  width: min(58vw, 520px);
  height: min(58vw, 520px);
  right: max(4%, 2rem);
  top: 18%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, #f3f5f7 0%, #9aa3ae 28%, #5c6570 58%, #2a3038 78%, #12151a 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 40px 80px rgba(0, 0, 0, 0.55),
    inset -18px -24px 40px rgba(0, 0, 0, 0.35);
  animation: roll-in 1.1s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad) clamp(3rem, 8vh, 5.5rem);
  animation: rise 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) 0.15s both;
}

.brand {
  margin: 0;
  font-family: "Oswald", sans-serif;
  font-weight: 700;
  font-size: clamp(4.2rem, 14vw, 8.5rem);
  line-height: 0.9;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.lede {
  margin: 1rem 0 0;
  max-width: 28rem;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--steel-dim);
  font-weight: 500;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.25rem;
  border-radius: 0.35rem;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

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

.btn-primary {
  background: var(--amber);
  color: #17140a;
}

.btn-primary:hover {
  background: var(--amber-hot);
  color: #17140a;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.section {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(3rem, 8vh, 5rem) var(--pad);
}

.section h2 {
  margin: 0 0 0.75rem;
  font-family: "Oswald", sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

.section p {
  margin: 0;
  max-width: 40rem;
  color: var(--steel-dim);
}

.section + .section {
  border-top: 1px solid var(--line);
}

.legal {
  max-width: 46rem;
}

.legal h1 {
  margin: 0 0 0.35rem;
  font-family: "Oswald", sans-serif;
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.legal .meta {
  margin: 0 0 2rem;
  color: var(--steel-dim);
  font-size: 0.95rem;
}

.legal h2 {
  margin: 2rem 0 0.6rem;
  font-family: "Oswald", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.legal p,
.legal li {
  color: var(--steel-dim);
}

.legal ul {
  padding-left: 1.2rem;
}

.legal li + li {
  margin-top: 0.35rem;
}

.site-footer {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem var(--pad) 3rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  color: var(--steel-dim);
  font-size: 0.9rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer a {
  color: var(--steel-dim);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--ink);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes roll-in {
  from {
    opacity: 0;
    transform: translate(40px, 24px) scale(0.92);
  }
  to {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
}

@keyframes steel-breathe {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-plane,
  .hero-plane::after,
  .hero-content {
    animation: none;
  }
}

@media (max-width: 720px) {
  .hero-plane::after {
    width: min(70vw, 280px);
    height: min(70vw, 280px);
    top: 8%;
    right: 6%;
    opacity: 0.9;
  }

  .hero-content {
    padding-top: min(42vw, 220px);
  }
}