/* QHSE Observer public pages (marketing, contact, privacy policy) */
:root {
  --brand: #A51E2D; --brand-dark: #7B1620; --ink: #1D1D1F; --muted: #5B5B60;
  --bg: #FFFFFF; --soft: #F6F4F2; --line: #E6E1DC; --card: #FFFFFF; --on-brand: #FFFFFF;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #F2F2F2; --muted: #B4B4B8; --bg: #141416; --soft: #1C1C1F; --line: #2E2E33; --card: #1C1C1F; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--brand); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
header.top { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; }
.brand img { width: 34px; height: 34px; border-radius: 8px; background: var(--brand-dark); padding: 4px; }
nav.links { display: flex; gap: 18px; font-size: 15px; }
nav.links a { color: var(--muted); text-decoration: none; }
nav.links a:hover, nav.links a[aria-current="page"] { color: var(--ink); }
.hero { background: linear-gradient(160deg, var(--brand-dark), var(--brand)); color: var(--on-brand); overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; padding-top: 64px; padding-bottom: 0; }
.hero h1 { font-size: clamp(32px, 5vw, 50px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -0.02em; }
.hero p { font-size: 18px; opacity: .92; margin: 0 0 22px; max-width: 34em; }
.pill { display: inline-block; font-size: 13px; font-weight: 600; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.16); margin-bottom: 18px; }
.phones { display: flex; gap: 14px; justify-content: center; align-items: flex-end; }
.phones img { width: 31%; border-radius: 22px; box-shadow: 0 18px 40px rgba(0,0,0,.35); border: 6px solid #111; border-bottom: 0; border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.phones img:nth-child(2) { width: 36%; }
.hero-note { padding-bottom: 56px; }
section.block { padding: 64px 0; }
section.block.soft { background: var(--soft); }
h2 { font-size: clamp(24px, 3.4vw, 32px); margin: 0 0 12px; letter-spacing: -0.01em; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 28px; max-width: 40em; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.card h3 { margin: 10px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 12%, transparent); color: var(--brand); font-size: 20px; }
.callout { display: flex; gap: 16px; align-items: flex-start; background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: 12px; padding: 20px 22px; }
.doc { max-width: 760px; padding: 48px 20px 72px; }
.doc h1 { font-size: clamp(30px, 4.5vw, 40px); margin: 0 0 6px; letter-spacing: -0.02em; }
.doc .meta { color: var(--muted); margin: 0 0 28px; }
.doc h2 { font-size: 21px; margin: 34px 0 8px; }
.doc ul { padding-left: 20px; }
.doc li { margin: 4px 0; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 8px 0 4px; }
.doc th, .doc td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { color: var(--muted); font-weight: 600; }
.table-scroll { overflow-x: auto; }
form.contact { display: grid; gap: 14px; margin-top: 10px; }
form.contact label { font-weight: 600; font-size: 14px; display: grid; gap: 6px; }
form.contact input, form.contact select, form.contact textarea { font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; width: 100%; }
form.contact textarea { min-height: 140px; resize: vertical; }
.btn { display: inline-flex; align-items: center; gap: 8px; background: var(--brand); color: #fff; border: 0; border-radius: 10px; padding: 12px 18px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--brand-dark); }
.mail { font-size: 20px; font-weight: 700; word-break: break-all; }
footer.foot { border-top: 1px solid var(--line); padding: 26px 0 40px; color: var(--muted); font-size: 14px; }
footer.foot .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer.foot a { color: var(--muted); }
@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 44px; }
  .grid { grid-template-columns: 1fr; }
  nav.links { gap: 14px; font-size: 14px; }
  nav.links a.hide-sm { display: none; }
}