:root {
  --bg: #ffffff;
  --fg: #0f172a;      /* slate-900 */
  --muted: #475569;   /* slate-600 */
  --accent: #06b6d4;  /* teal-400 */
  --border: #e2e8f0;  /* slate-200 */
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220;
    --fg: #e2e8f0;
    --muted: #94a3b8;
    --border: #1f2937;
  }
}

/* Base */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); }
body { font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif; }
a { color: var(--fg); text-decoration: none; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg); border-bottom: 1px solid var(--border);
}
.brand {
  display: flex; align-items: center; gap: 12px; padding: 14px 0;
}
.brand-logo { height: 40px; width: auto; }
.site-title { font-weight: 700; font-size: 1.125rem; letter-spacing: .2px; }

/* Brand left, nav pushed to the right */
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Horizontal nav */
.site-nav { display: flex; gap: 16px; }
.site-nav a { padding: 8px 10px; border-radius: 8px; }
.site-nav a:hover { background: rgba(2, 6, 23, 0.04); }

@media (prefers-color-scheme: dark) {
  .site-nav a:hover { background: rgba(148, 163, 184, 0.12); }
}


/* Header layout: brand left, nav right (desktop) */
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative; /* anchor mobile dropdown */
}

/* Hamburger button (mobile) */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
}

/* Base nav styles */
.site-nav a {
  padding: 8px 10px;
  border-radius: 8px;
}
.site-nav a:hover { background: rgba(2, 6, 23, 0.04); }
@media (prefers-color-scheme: dark) {
  .site-nav a:hover { background: rgba(148, 163, 184, 0.12); }
}

/* Mobile: dropdown menu (hidden by default) */
.site-nav {
  display: none;
  position: absolute;
  top: 100%; right: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 6px 24px rgba(0,0,0,.12);
  padding: 10px;
  margin-top: 8px;
  min-width: 220px;
  flex-direction: column;
  gap: 6px;
  z-index: 20;
}

/* Mobile: show when toggled */
.nav-open .site-nav { display: flex; }

/* Desktop: inline menu, hide hamburger */
@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: flex !important;
    position: static;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0; margin: 0;
    flex-direction: row;
    gap: 16px;
  }
}


/* Full-bleed banner */
.feature {
  width: 100%;
  min-height: 35vh;
  background-image: var(--feature-url); /* ignored unless set inline */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: block;
}

/* Center any content you add inside the banner */
.feature .container {
  min-height: 35vh;
  max-width: 60%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 900px) {
  .feature { min-height: 30vh; }
  .feature .container { max-width: 90%; min-height: 30vh; }
}


a {
    color: #99c2b5;
    text-decoration: none;
    transition: color .1s, background-color .1s;
}




/* Hero */
.hero { padding: 64px 0 48px; }
.hero h1 { margin: 0 0 8px; font-size: clamp(28px, 3.2vw + 12px, 44px); line-height: 1.2; }
.hero p { margin: 0; color: var(--muted); max-width: 70ch; }

/* Footer */
.site-footer {
  margin-top: 72px; border-top: 1px solid var(--border);
  padding: 16px 0;
}
.foot {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  justify-content: space-between;
}
.icons { display: flex; gap: 12px; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border: 1px solid var(--border);
  border-radius: 10px; transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.icon-btn:hover { transform: translateY(-1px); border-color: var(--muted); }
.icon { width: 22px; height: 22px; }
.muted { color: var(--muted); font-size: 0.95rem; }