:root {
  --bg: #0f172a;
  --panel: #0b1222;
  --ink: #e5eefc;
  --muted: #93a4bf;
  --accent: #7cc0ff;
  --accent-2: #5aa4ff;
  --border: rgba(148, 163, 184, 0.18);
  --ring: rgba(124, 192, 255, 0.5);
  /* Sidebar specific darker blue */
  --sidebar-bg: linear-gradient(180deg, #0b1e3a, #08142b);
}

* { box-sizing: border-box; }

html, body { height: 100%; }
html {
  font-family: "Uber Move", Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  margin: 0;
  font-family: "Uber Move", Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

/* Layout */
.layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }

.skip { position: absolute; left: -9999px; top: auto; }
.skip:focus { left: 12px; top: 12px; background: var(--panel); color: var(--ink); padding: 8px 10px; border-radius: 8px; outline: 2px solid var(--ring); }

.sidebar {
  position: sticky; top: 0; height: 100vh; border-right: 1px solid var(--border);
  padding: 28px 20px; background: var(--sidebar-bg);
  display: flex; flex-direction: column; gap: 20px; align-items: flex-start; justify-content: flex-start;
}
.brand { font-weight: 900; letter-spacing: .4px; font-size: 20px; color: var(--ink); }
.side-nav { display: grid; gap: 24px; margin: auto 0; }
.side-nav a { color: var(--muted); text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.side-nav a:hover, .side-nav a:focus { background: #0f1b33; color: var(--ink); outline: none; }
.side-footer { color: var(--muted); font-size: 12px; }

.content { padding: 32px 28px; max-width: 1000px; }

/* Hero */
.hero { display: grid; align-items: start; padding-bottom: 18px; }
.hero-wrap { background: transparent; border: none; border-radius: 0; padding: 0; box-shadow: none; }
.title { font-size: clamp(36px, 7vw, 72px); line-height: .95; margin: 0 0 8px 0; letter-spacing: .4px; font-weight: 900; }
.tagline { margin: 0 0 14px 0; color: var(--muted); font-size: 18px; }

.socials { display: flex; gap: 10px; }
.social-btn { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 10px; color: var(--ink); background: #0f1b33; border: 1px solid var(--border); text-decoration: none; box-shadow: 0 4px 14px rgba(0,0,0,.25); }
.social-btn:hover { background: #142545; box-shadow: 0 8px 20px rgba(0,0,0,.35); transform: translateY(-1px); }

/* Sections */
.section { padding: 18px 0; }
.section h2 { font-size: 20px; font-weight: 800; margin: 0 0 12px 0; color: var(--ink); }
.panel { background: #0b1324; border: 1px solid var(--border); border-radius: 14px; padding: 18px; color: var(--muted); }

/* Cards */
.cards { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 720px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.card { display: grid; gap: 4px; background: #0b1324; border: 1px solid var(--border); border-radius: 14px; padding: 16px; color: var(--ink); text-decoration: none; box-shadow: 0 4px 14px rgba(0,0,0,.25); }
.card:hover { background: #0f1b33; transform: translateY(-2px); }
.card-title { font-weight: 800; }
.card-sub { color: var(--muted); font-size: 13px; }

.sep { color: var(--muted); margin: 0 8px; }

/* Footer */
.site-footer { color: var(--muted); font-size: 14px; text-align: left; padding: 20px 0 40px; }

/* Mobile adjustments */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; align-items: center; justify-content: space-between; border-right: none; border-bottom: 1px solid var(--border); border-top: 1px solid transparent; background: var(--sidebar-bg); }
  .side-nav { margin: 0; gap: 12px; grid-auto-flow: column; }
  .content { padding: 20px; }
}