:root {
  color-scheme: dark;
  --ink: #e7f2ed;
  --muted: #9aadaa;
  --line: rgba(225, 244, 235, .15);
  --teal: #5ee1c1;
  --coral: #ff9b77;
  --bg: #081313;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(94, 225, 193, .035) 1px, transparent 1px), linear-gradient(rgba(94, 225, 193, .025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

.page-shell { width: min(1240px, calc(100% - 56px)); min-height: 100vh; margin: 0 auto; display: flex; flex-direction: column; position: relative; }
.topbar, .footer { display: flex; align-items: center; justify-content: space-between; min-height: 88px; border-bottom: 1px solid var(--line); }
.footer { min-height: 72px; border-top: 1px solid var(--line); border-bottom: 0; color: var(--muted); font-size: 14px; letter-spacing: .04em; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.brand-mark { display: inline-flex; align-items: flex-end; gap: 3px; width: 21px; height: 20px; }
.brand-mark i { display: block; width: 5px; background: var(--teal); border-radius: 1px; animation: bars 2.2s ease-in-out infinite; }
.brand-mark i:nth-child(1) { height: 9px; animation-delay: -.2s; }
.brand-mark i:nth-child(2) { height: 15px; animation-delay: -.5s; }
.brand-mark i:nth-child(3) { height: 20px; animation-delay: -.8s; }
.top-status { color: var(--muted); font-size: 14px; letter-spacing: .03em; }
.top-status b { display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(94, 225, 193, .1); animation: status-pulse 2s infinite; }

.hero { flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .86fr); align-items: center; gap: 8vw; padding: 10vh 0 9vh; }
.hero-copy { max-width: 690px; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 28px; color: var(--teal); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow-line { width: 34px; height: 1px; background: var(--teal); }
h1 { margin: 0; font-size: clamp(58px, 8vw, 116px); line-height: .92; letter-spacing: -.045em; font-weight: 600; }
h1 em { color: var(--coral); font-style: normal; }
.lead { max-width: 470px; margin: 32px 0 0; color: var(--muted); font-size: 19px; line-height: 1.55; }
.progress-block { max-width: 480px; margin-top: 54px; }
.progress-meta, .progress-foot { display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 12px; letter-spacing: .11em; }
.progress-meta strong { color: var(--ink); font-weight: 600; }
.progress-track { height: 5px; margin: 17px 0 12px; overflow: hidden; border-radius: 99px; background: rgba(231, 242, 237, .13); }
.progress-track i { display: block; width: 58%; height: 100%; border-radius: inherit; background: var(--teal); animation: progress 3.5s ease-in-out infinite alternate; }
.progress-dots { color: var(--coral); letter-spacing: .2em; }

.visual { width: min(100%, 480px); aspect-ratio: 1; justify-self: end; position: relative; display: grid; place-items: center; }
.visual-grid { position: absolute; inset: 8%; border: 1px solid var(--line); background: linear-gradient(90deg, transparent 49.8%, var(--line) 50%, transparent 50.2%), linear-gradient(transparent 49.8%, var(--line) 50%, transparent 50.2%); background-size: 50% 50%; transform: rotate(45deg); animation: grid-turn 20s linear infinite; }
.visual-ring { position: absolute; border: 1px solid rgba(94, 225, 193, .42); border-radius: 50%; transform: rotate(-18deg); }
.ring-one { width: 72%; height: 72%; border-left-color: transparent; border-bottom-color: rgba(255, 155, 119, .7); animation: orbit 13s linear infinite; }
.ring-two { width: 53%; height: 53%; border-right-color: transparent; animation: orbit-reverse 9s linear infinite; }
.visual-core { width: 26%; aspect-ratio: 1; display: grid; place-items: center; position: relative; border: 1px solid var(--teal); background: var(--bg); box-shadow: 0 0 50px rgba(94, 225, 193, .11); animation: core-breathe 3s ease-in-out infinite; }
.visual-core::before, .visual-core::after { content: ""; position: absolute; width: 8px; height: 8px; border-color: var(--coral); }
.visual-core::before { top: -5px; left: -5px; border-top: 1px solid; border-left: 1px solid; }
.visual-core::after { right: -5px; bottom: -5px; border-right: 1px solid; border-bottom: 1px solid; }
.visual-core span { color: var(--teal); font-size: 20px; letter-spacing: .08em; }
.visual-core i { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--coral); animation: dot-orbit 4s linear infinite; }
.visual-label { position: absolute; color: var(--muted); font-size: 10px; letter-spacing: .15em; }
.label-top { top: 7%; right: 8%; }
.label-bottom { bottom: 8%; left: 8%; color: var(--teal); }
.footer-rule { flex: 1; max-width: 120px; height: 1px; margin: 0 22px; background: var(--line); }

@keyframes bars { 0%, 100% { transform: scaleY(.7); opacity: .65; } 50% { transform: scaleY(1); opacity: 1; } }
@keyframes status-pulse { 0%, 100% { box-shadow: 0 0 0 4px rgba(94, 225, 193, .08); } 50% { box-shadow: 0 0 0 8px rgba(94, 225, 193, 0); } }
@keyframes progress { from { width: 46%; } to { width: 68%; } }
@keyframes grid-turn { to { transform: rotate(405deg); } }
@keyframes orbit { to { transform: rotate(342deg); } }
@keyframes orbit-reverse { to { transform: rotate(-378deg); } }
@keyframes core-breathe { 50% { transform: scale(1.04); } }
@keyframes dot-orbit { from { transform: rotate(0deg) translateX(52px) rotate(0deg); } to { transform: rotate(360deg) translateX(52px) rotate(-360deg); } }

@media (max-width: 760px) {
  .page-shell { width: min(100% - 36px, 560px); }
  .topbar { min-height: 72px; }
  .top-status { font-size: 12px; }
  .hero { grid-template-columns: 1fr; gap: 54px; padding: 10vh 0 8vh; }
  .visual { width: min(82vw, 390px); justify-self: center; order: -1; }
  h1 { font-size: clamp(54px, 15vw, 84px); }
  .lead { font-size: 17px; }
  .footer { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}