/* BioHack Support hub: BioHack London brand (teal #065C5E, deep #0f2e30, Roboto), same look as the Help Center. */
:root {
  --bg: #F7FAFA; --surface: #ffffff; --surface-2: #EEF7F7; --ink: #10292a; --text: #2C3E3E; --muted: #5A7A7A; --line: #D4E8E8;
  --accent: #065C5E; --deep: #0f2e30; --on-deep: #ffffff; --accent-soft: #d7f3f4; --late: #b23b2a; --late-soft: #f6dcd6;
  --glow-1: rgba(42,160,156,.22); --glow-2: rgba(110,196,190,.20);
  --shadow: 0 1px 2px rgba(15,46,48,.05), 0 12px 32px -16px rgba(15,46,48,.25); --shadow-lg: 0 2px 4px rgba(15,46,48,.04), 0 24px 60px -24px rgba(15,46,48,.30);
  --radius: 18px; --font: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0b1919; --surface: #112424; --surface-2: #163030; --ink: #e8f4f3; --text: #cfe2e0; --muted: #8fb1ae; --line: #22403f;
  --accent: #5fc3bd; --deep: #5fc3bd; --on-deep: #062222; --accent-soft: #173a39; --late: #f07b66; --late-soft: #3f1f1a;
  --glow-1: rgba(95,195,189,.14); --glow-2: rgba(42,160,156,.12); --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 30px -14px rgba(0,0,0,.6); --shadow-lg: 0 24px 60px -24px rgba(0,0,0,.7); color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #0b1919; --surface: #112424; --surface-2: #163030; --ink: #e8f4f3; --text: #cfe2e0; --muted: #8fb1ae; --line: #22403f;
  --accent: #5fc3bd; --deep: #5fc3bd; --on-deep: #062222; --accent-soft: #173a39; --late: #f07b66; --late-soft: #3f1f1a; color-scheme: dark; }
* { box-sizing: border-box; }
html { background: var(--bg); }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
h1, h2, h3 { color: var(--ink); line-height: 1.15; letter-spacing: -.015em; margin: 0; font-weight: 700; text-wrap: balance; }
a { color: var(--accent); }
:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding-inline: 16px; }
img.logo-w { display: none !important; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) img.logo-d { display: none !important; } :root:not([data-theme="light"]) img.logo-w { display: block !important; } }
.glow { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.glow::before, .glow::after { content: ""; position: absolute; border-radius: 50%; filter: blur(70px); }
.glow::before { width: 620px; height: 620px; right: -180px; top: 40px; background: radial-gradient(circle, var(--glow-1), transparent 65%); }
.glow::after { width: 560px; height: 560px; left: -220px; top: 300px; background: radial-gradient(circle, var(--glow-2), transparent 65%); }
.bar { position: sticky; top: 12px; z-index: 5; padding-inline: 16px; margin-top: 14px; }
.nav { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; gap: 12px; padding: 10px 12px 10px 18px; background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand img { height: 34px; width: auto; display: block; }
.brand .tag { font-size: 12.5px; color: var(--muted); padding-left: 12px; border-left: 1px solid var(--line); line-height: 1.2; font-weight: 500; }
.nav .spacer { flex: 1; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; border-radius: 12px; background: var(--deep); color: var(--on-deep); font: 600 14.5px var(--font); padding: 10px 16px; text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(1.1); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
main { position: relative; z-index: 1; }
.eyebrow { font-size: 12.5px; text-transform: uppercase; letter-spacing: .12em; font-weight: 700; color: var(--accent); }
.muted { color: var(--muted); }
@media (max-width: 560px) { .brand .tag { display: none; } .brand img { height: 30px; } }