/* ToolShark — brand site styles */
:root {
  --bg: #0a0a0a;
  --bg-elev: #141414;
  --surface: #1c1c1c;
  --text: #f5f5f5;
  --text-muted: #9a9a9a;
  --accent: #f5f5f5;        /* monochrome — was ToolShark orange */
  --accent-hover: #ffffff;
  --accent-soft: #b8b8b8;   /* muted grey for eyebrows / link hovers */
  --border: #2a2a2a;
  --max: 1200px;
  --radius: 10px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-soft); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section-alt { background: var(--bg-elev); }
h1, h2, h3 { line-height: 1.2; font-weight: 800; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 6vw, 4rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.6rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; }
.lead { color: var(--text-muted); font-size: 1.15rem; max-width: 640px; }
.eyebrow { color: var(--accent-soft); font-weight: 700; text-transform: uppercase; letter-spacing: .15em; font-size: .8rem; margin-bottom: .75rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--accent); color: #0a0a0a; font-weight: 700;
  padding: .85rem 1.6rem; border-radius: var(--radius);
  transition: background .15s, transform .15s; border: none; cursor: pointer;
}
.btn:hover { background: var(--accent-hover); color: #0a0a0a; transform: translateY(-2px); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { background: var(--surface); color: var(--text); border-color: var(--accent); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,15,18,.85); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.5rem; max-width: var(--max); margin: 0 auto; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 900; font-size: 1.35rem; color: var(--text); letter-spacing: -.03em; }
.brand .mark { color: var(--accent-soft); }
.brand img { height: 80px; width: auto; display: block; }
.site-footer .brand img { height: 80px; }
.nav-links { display: flex; gap: 2rem; align-items: center; list-style: none; }
.nav-links a { color: var(--text-muted); font-weight: 600; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.6rem; cursor: pointer; }

/* Hero */
.hero {
  padding: 6rem 0 5rem;
  background: radial-gradient(ellipse at top right, rgba(255,255,255,.06), transparent 60%);
  text-align: center;
}
.hero .lead { margin: 1.5rem auto 2.5rem; }
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Grid */
.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem; transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-3px); }
.card .icon { font-size: 2rem; margin-bottom: 1rem; }
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--text-muted); }

/* Product card */
.product { display: flex; flex-direction: column; }
.product .thumb { aspect-ratio: 4/3; background: var(--bg-elev); border-radius: 8px; margin-bottom: 1rem; display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 2.5rem; }
.product .meta { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 1rem; }

/* CTA band */
.cta-band { background: linear-gradient(135deg, #1c1c1c, #101010); border: 1px solid var(--border); text-align: center; border-radius: 16px; padding: 3.5rem 2rem; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.75); margin-bottom: 1.5rem; }
.cta-band .btn { background: #fff; color: #0a0a0a; }
.cta-band .btn:hover { background: #e6e6e6; }

/* Footer */
.site-footer { background: var(--bg-elev); border-top: 1px solid var(--border); padding: 3rem 0 2rem; margin-top: 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-grid h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); margin-bottom: 1rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: .5rem; }
.footer-grid a { color: var(--text-muted); }
.footer-grid a:hover { color: var(--accent-hover); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; color: var(--text-muted); font-size: .9rem; }
.socials { display: flex; gap: 1rem; }
.socials a { color: var(--text-muted); }
.socials svg { width: 22px; height: 22px; fill: currentColor; }

/* Page header */
.page-header { padding: 4rem 0 2rem; text-align: center; background: radial-gradient(ellipse at top, rgba(255,255,255,.05), transparent 60%); }

/* Forms */
.form-grid { display: grid; gap: 1.25rem; max-width: 560px; }
.field label { display: block; font-weight: 600; margin-bottom: .4rem; font-size: .9rem; }
.field input, .field textarea {
  width: 100%; padding: .8rem 1rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-family: inherit; font-size: 1rem;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.field textarea { min-height: 130px; resize: vertical; }

/* Responsive */
@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: var(--bg-elev); padding: 1rem 1.5rem; border-bottom: 1px solid var(--border); gap: 1rem; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}