:root {
  color-scheme: dark;
  --bg: #060a0e;
  --ink: #f5f8fb;
  --muted: #b2bfcc;
  --line: rgba(255, 255, 255, 0.16);
  --green: #30d579;
  --cyan: #4fd4ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(90deg, rgba(6, 10, 14, 0.97), rgba(6, 10, 14, 0.74), rgba(6, 10, 14, 0.98)),
    url("../images/Stocks3d%20Sample%20Exchange.png") center / cover no-repeat fixed,
    #060a0e;
}

a {
  color: inherit;
  text-decoration: none;
}

.stub-shell {
  min-height: 100vh;
  display: grid;
  align-content: center;
  gap: 26px;
  padding: clamp(22px, 5vw, 64px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  height: 58px;
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.26);
}

.brand img {
  width: 150px;
  height: 100%;
  object-fit: contain;
}

.stub-panel {
  width: min(680px, 100%);
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(7, 13, 18, 0.78);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(14px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(44px, 8vw, 84px);
  line-height: 0.96;
}

p {
  max-width: 560px;
  margin: 0 0 26px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.5;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin: 0 8px 8px 0;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  font-size: 13px;
  font-weight: 850;
}

.button.primary {
  border-color: rgba(48, 213, 121, 0.62);
  background: linear-gradient(135deg, #24bf68, #38da83);
  color: #031009;
}

.stub-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 24px;
}

.stub-nav a {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}