/* ZFS Enterprises Australia - shared styles. Mobile-first, no external assets. */
:root {
  --accent: #0f766e;        /* teal, 5.4:1 on white */
  --accent-dark: #115e59;
  --accent-soft: #e8f4f2;
  --text: #1a2324;
  --muted: #4d5859;         /* ~7:1 on white */
  --bg: #ffffff;
  --bg-alt: #f6f8f8;
  --border: #e3e8e8;
  --content: 54rem;         /* one content width for every page */
  --gutter: 1.25rem;
  --space: clamp(3rem, 8vw, 5.5rem);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  display: flex; flex-direction: column; min-height: 100vh;
}
main { flex: 1; }
img { max-width: 100%; height: auto; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 0.6em; font-weight: 700; }
h1 { font-size: clamp(2rem, 6vw, 3.25rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.4rem, 3.5vw, 1.85rem); letter-spacing: -0.015em; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { color: var(--accent-dark); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.container { width: 100%; max-width: calc(var(--content) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.center { text-align: center; }
.lead { font-size: 1.2rem; color: var(--muted); }
.small { font-size: 0.9rem; color: var(--muted); }

.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 10;
  background: var(--accent); color: #fff; padding: 0.6rem 1rem; border-radius: 8px;
}
.skip-link:focus { top: 1rem; color: #fff; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.4rem 1.5rem; padding-top: 0.9rem; padding-bottom: 0.9rem; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 700; color: var(--text); text-decoration: none; }
.brand:hover { color: var(--text); }
.nav-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; margin: 0; padding: 0; font-size: 0.97rem; }
.nav-list a { color: var(--muted); text-decoration: none; padding: 0.3rem 0; display: inline-block; }
.nav-list a:hover { color: var(--accent); }
.nav-list a[aria-current="page"] { color: var(--accent); font-weight: 600; }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-top: 2rem; }
.button {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  font-weight: 600; padding: 0.75rem 1.4rem; border-radius: 999px; border: 2px solid var(--accent);
}
.button:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; }
.button-secondary { background: transparent; color: var(--accent); }
.button-secondary:hover { background: var(--accent-soft); color: var(--accent-dark); }

/* Home: hero (with features) */
.hero { padding: var(--space) 0; text-align: center; background: linear-gradient(180deg, var(--accent-soft) 0%, var(--bg) 70%); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.8rem; font-weight: 600; color: var(--accent-dark); margin-bottom: 1rem; }
.hero h1 { max-width: 16em; margin-left: auto; margin-right: auto; }
.hero .lead { max-width: 34em; margin: 0 auto; }

.features { list-style: none; margin: var(--space) 0 0; padding: 0; display: grid; gap: 2rem; }
.features h2 { font-size: 1.05rem; letter-spacing: 0; margin-bottom: 0.4rem; }
.features h2::before { content: ""; display: block; width: 2rem; height: 3px; border-radius: 3px; background: var(--accent); margin: 0 auto 0.9rem; }
.features p { color: var(--muted); margin: 0; font-size: 0.98rem; }

/* Home: closing section */
.closing { padding: var(--space) 0; text-align: center; background: var(--bg-alt); border-top: 1px solid var(--border); }
.store-badges { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 0.75rem; }
.store-badges img { display: block; }
.store-badges img { height: 48px; width: auto; }
.zero-fuss { margin: 0.75rem 0 0; color: var(--muted); }
.closing-contact { margin: 2rem 0 0; color: var(--muted); overflow-wrap: anywhere; }

/* Inner pages */
.page { padding: clamp(2.5rem, 6vw, 4rem) 0 var(--space); }
.page.center .lead, .center .lead { margin-left: auto; margin-right: auto; }
.page .center { padding-top: 2rem; }
.contact-card { margin: 2rem 0; border-top: 1px solid var(--border); }
.contact-card h2 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 1.25rem 0 0.25rem; }
.contact-card p { margin: 0 0 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--border); }
.contact-email { font-size: 1.2rem; font-weight: 600; overflow-wrap: anywhere; }

/* Long-form text */
.prose h2 { font-size: 1.3rem; margin-top: 2.25rem; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: 0.4rem; }
.meta { color: var(--muted); font-size: 0.95rem; }

/* Footer (light) */
.site-footer { border-top: 1px solid var(--border); padding: 2rem 0; font-size: 0.92rem; color: var(--muted); }
.footer-inner { display: grid; gap: 1rem; }
.site-footer p { margin: 0 0 0.2rem; }
.site-footer a { color: var(--muted); overflow-wrap: anywhere; }
.site-footer a:hover { color: var(--accent); }
.footer-name { color: var(--text); font-weight: 600; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.4rem 1.25rem; }
.copyright { font-size: 0.85rem; }

@media (min-width: 48rem) {
  .features { grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr auto; align-items: start; }
  .footer-links { justify-content: flex-end; }
  .copyright { grid-column: 1 / -1; }
}