:root {
  --ink: #101318;
  --muted: #667085;
  --line: #d8dee8;
  --paper: #f7f8fb;
  --white: #fff;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Arial, sans-serif; color: var(--ink); background: var(--paper); }
a { color: inherit; text-decoration: none; }
button, .button { border: 0; cursor: pointer; font: inherit; }
.site-shell { min-height: 100vh; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px clamp(18px, 4vw, 54px); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.88); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 5; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 850; letter-spacing: .01em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 8px; color: #fff; font-weight: 900; }
.nav { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.nav a, .chip, .button { padding: 9px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--white); color: #253044; font-size: 14px; }
.button.primary { color: #fff; border-color: transparent; font-weight: 760; }
.hero { padding: clamp(36px, 7vw, 78px) clamp(18px, 4vw, 54px); display: grid; gap: 28px; }
.hero h1 { margin: 0; max-width: 880px; font-size: clamp(38px, 7vw, 82px); line-height: .94; letter-spacing: 0; }
.hero p { margin: 0; max-width: 680px; color: #4a5568; font-size: clamp(16px, 2vw, 20px); line-height: 1.55; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.band { padding: 34px clamp(18px, 4vw, 54px); }
.section-title { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.section-title h2 { margin: 0; font-size: clamp(24px, 3vw, 38px); }
.section-title p { margin: 0; color: var(--muted); max-width: 520px; }
.grid { display: grid; gap: 16px; }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 8px; padding: 18px; min-width: 0; }
.card h3 { margin: 8px 0 8px; font-size: 19px; }
.card p { margin: 0; color: #5b6473; line-height: 1.5; }
.meta { display: flex; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: 13px; }
.ticker { overflow: hidden; border-block: 1px solid var(--line); background: #fff; white-space: nowrap; }
.ticker span { display: inline-block; padding: 12px 20px; color: #3d4758; }
.layout { display: grid; grid-template-columns: 1.5fr .9fr; gap: 18px; }
.list { display: grid; gap: 12px; }
.list-item { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.icon { width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center; font-weight: 850; }
.footer { padding: 28px clamp(18px, 4vw, 54px); color: var(--muted); border-top: 1px solid var(--line); background: #fff; }
.portal { padding: clamp(30px, 6vw, 70px); }
.portal h1 { font-size: clamp(34px, 6vw, 72px); margin: 0 0 12px; }
.portal-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 28px; }
.portal-card { min-height: 210px; display: flex; flex-direction: column; justify-content: space-between; }
.asset-note { font-size: 12px; color: var(--muted); margin-top: 8px; }
.live-feed { display: grid; gap: 12px; }
.live-feed-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.live-status { color: var(--muted); font-size: 13px; }
.feed-card { display: grid; gap: 8px; padding: 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.feed-card h4 { margin: 0; font-size: 17px; line-height: 1.25; }
.feed-card p { margin: 0; color: #5b6473; line-height: 1.45; }
.feed-card a { font-weight: 760; }
.feed-source { display: flex; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: 12px; }
@media (max-width: 860px) {
  .topbar, .section-title, .layout { grid-template-columns: 1fr; display: grid; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .list-item { grid-template-columns: auto 1fr; }
  .list-item .chip { grid-column: 2; width: fit-content; }
}