/* Triple W Metal Building Construction LLC
   Static site stylesheet — commercial / industrial focus */

:root {
  --steel-900: #1c2024;
  --steel-800: #262b30;
  --steel-700: #353c43;
  --steel-200: #d7dce0;
  --steel-100: #eef1f3;
  --iron: #7a2e22;        /* red-oxide steel primer */
  --iron-bright: #c0392b; /* accent */
  --accent: #d35400;      /* CTA orange */
  --accent-hover: #b8470a;
  --paper: #ffffff;
  --ink: #20262b;
  --muted: #5d6770;
  --line: #e2e6e9;
  --max: 1160px;
  --radius: 6px;
  --shadow: 0 6px 24px rgba(20, 25, 30, 0.10);
  --font: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  line-height: 1.6;
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.18; color: var(--steel-900); font-weight: 700; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); margin: 0 0 .5rem; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 0 0 1rem; }
h3 { font-size: 1.2rem; margin: 0 0 .5rem; }
p { margin: 0 0 1rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: 4rem 0; }
.section--tight { padding: 2.5rem 0; }
.section--dark { background: var(--steel-900); color: var(--steel-100); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--alt { background: var(--steel-100); }
.eyebrow {
  text-transform: uppercase; letter-spacing: .14em; font-size: .8rem;
  font-weight: 700; color: var(--accent); margin: 0 0 .6rem;
}
.lead { font-size: 1.12rem; color: var(--muted); max-width: 60ch; }
.section--dark .lead { color: var(--steel-200); }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--steel-900); color: #fff;
  border-bottom: 3px solid var(--iron);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .7rem 1.25rem; max-width: var(--max); margin: 0 auto;
}
.brand { display: flex; flex-direction: column; line-height: 1.05; }
.brand a { color: #fff; text-decoration: none; }
.brand .brand-name { font-weight: 800; font-size: 1.15rem; letter-spacing: .02em; }
.brand .brand-sub { font-size: .72rem; color: var(--steel-200); text-transform: uppercase; letter-spacing: .12em; }
.nav-links { display: flex; align-items: center; gap: 1.4rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--steel-100); font-weight: 600; font-size: .95rem; }
.nav-links a:hover, .nav-links a.active { color: #fff; text-decoration: none; border-bottom: 2px solid var(--accent); }
.nav-phone { color: #fff; font-weight: 700; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.6rem; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff;
  background: linear-gradient(rgba(20,25,30,.62), rgba(20,25,30,.72)), var(--hero-img) center/cover no-repeat;
  background-color: var(--steel-800);
}
.hero-inner { max-width: var(--max); margin: 0 auto; padding: 5.5rem 1.25rem; }
.hero h1 { color: #fff; max-width: 18ch; }
.hero .lead { color: #f0f2f4; max-width: 52ch; }
.hero-badges { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.4rem 0; }
.badge {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  padding: .35rem .8rem; border-radius: 999px; font-size: .82rem; font-weight: 600;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; background: var(--accent); color: #fff;
  padding: .8rem 1.5rem; border-radius: var(--radius); font-weight: 700;
  border: 0; cursor: pointer; font-size: 1rem;
}
.btn:hover { background: var(--accent-hover); text-decoration: none; }
.btn--ghost { background: transparent; border: 2px solid #fff; }
.btn--ghost:hover { background: #fff; color: var(--steel-900); }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.2rem; }

/* ---------- Grid / cards ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
}
.card .card-body { padding: 1.25rem; }
.card h3 { margin-bottom: .35rem; }
.card .meta { color: var(--muted); font-size: .9rem; margin: 0; }

.feature { padding: 1.4rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.feature h3 { color: var(--iron-bright); }
.section--dark .feature { background: var(--steel-800); border-color: var(--steel-700); }
.section--dark .feature h3 { color: #fff; }
.section--dark .feature p { color: var(--steel-200); }

/* ---------- Project gallery ---------- */
.project {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 2rem; align-items: center;
  margin-bottom: 2.5rem;
}
.project:nth-child(even) .project-media { order: 2; }
.project-media img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }
.project-figs { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.project-figs img { height: 180px; object-fit: cover; border-radius: var(--radius); width: 100%; }
.tag {
  display: inline-block; background: var(--iron); color: #fff; font-size: .72rem;
  text-transform: uppercase; letter-spacing: .1em; font-weight: 700;
  padding: .25rem .65rem; border-radius: 4px; margin-bottom: .6rem;
}
.gallery { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.gallery img { height: 240px; width: 100%; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---------- Logo strip ---------- */
.chief-strip {
  display: flex; align-items: center; justify-content: center; gap: 1.2rem;
  flex-wrap: wrap; text-align: center;
}
.chief-strip .chief-box {
  border: 2px solid var(--iron); border-radius: var(--radius);
  padding: 1rem 1.6rem; font-weight: 800; letter-spacing: .06em;
  color: var(--iron); background: #fff; font-size: 1.1rem;
}

/* ---------- Bid list ---------- */
.bid-list { columns: 3; column-gap: 2rem; list-style: none; padding: 0; margin: 1rem 0 0; }
.bid-list li { padding: .45rem 0 .45rem 1.6rem; position: relative; break-inside: avoid; }
.bid-list li::before { content: "▸"; color: var(--accent); position: absolute; left: 0; font-weight: 700; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.contact-block p { margin: 0 0 .4rem; }
.contact-block strong { color: var(--steel-900); }

/* ---------- Footer ---------- */
.site-footer { background: var(--steel-900); color: var(--steel-200); padding: 3rem 0 1.5rem; font-size: .92rem; }
.site-footer h4 { color: #fff; margin: 0 0 .8rem; font-size: 1rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.site-footer a { color: var(--steel-200); }
.site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--steel-700); margin-top: 2rem; padding-top: 1.2rem; text-align: center; color: #8a949c; font-size: .85rem; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--iron); color: #fff; text-align: center; padding: 3rem 1.25rem; }
.cta-band h2 { color: #fff; }
.cta-band .btn { background: #fff; color: var(--iron); }
.cta-band .btn:hover { background: var(--steel-100); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--steel-800); padding: .5rem 1.25rem 1rem;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: .7rem 0; width: 100%; }
  .nav-toggle { display: block; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .project { grid-template-columns: 1fr; }
  .project:nth-child(even) .project-media { order: 0; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .bid-list { columns: 2; }
  .contact-grid, .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .gallery { grid-template-columns: 1fr; }
  .bid-list { columns: 1; }
  .hero-inner { padding: 3.5rem 1.25rem; }
}