/* ==========================================================================
   Legacy 99 Builders — global styles
   ========================================================================== */

:root {
  --ink:        #14171c;   /* near-black charcoal */
  --ink-2:      #1c2027;
  --steel:      #2a2f38;
  --slate:      #565e6b;
  --mist:       #8b93a1;
  --line:       #e3e6ea;
  --paper:      #f6f7f9;
  --white:      #ffffff;
  --amber:      #f5a300;   /* safety amber accent */
  --amber-deep: #d98600;
  --amber-soft: #fff4dc;

  --maxw: 1200px;
  --radius: 4px;
  --shadow: 0 18px 50px -20px rgba(20, 23, 28, .35);
  --shadow-sm: 0 8px 24px -12px rgba(20, 23, 28, .25);

  --ff-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --ff-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--ff-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: .01em;
  margin: 0 0 .4em;
  text-transform: uppercase;
}

p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--ff-body);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--amber-deep);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 2px;
  background: var(--amber);
}
.eyebrow.center { justify-content: center; }

.section { padding: 96px 0; }
.section.tight { padding: 72px 0; }
.section-head { max-width: 640px; margin: 0 0 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
.section-head p { color: var(--slate); font-size: 1.06rem; margin: 0; }

.bg-paper { background: var(--paper); }
.bg-ink { background: var(--ink); color: var(--white); }
.bg-ink h2, .bg-ink h3 { color: var(--white); }
.bg-ink p { color: #b8bfca; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ff-body);
  font-weight: 600;
  font-size: .95rem;
  padding: 15px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--amber); color: var(--ink); }
.btn-primary:hover { background: var(--amber-deep); }
.btn-ghost { border-color: rgba(255,255,255,.28); color: var(--white); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--steel); }
.btn-outline { border-color: var(--line); color: var(--ink); }
.btn-outline:hover { border-color: var(--ink); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .mark {
  width: 42px; height: 42px; border-radius: 6px;
  background: var(--ink); color: var(--amber);
  display: grid; place-items: center;
  font-family: var(--ff-display); font-weight: 700; font-size: 1.35rem;
  letter-spacing: -.02em;
}
.brand .name {
  font-family: var(--ff-display); font-weight: 700;
  font-size: 1.35rem; text-transform: uppercase; letter-spacing: .02em;
  line-height: 1;
}
.brand .name small {
  display: block; font-family: var(--ff-body); font-weight: 600;
  font-size: .6rem; letter-spacing: .28em; color: var(--mist);
  margin-top: 3px;
}
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  font-weight: 600; font-size: .92rem; color: var(--steel);
  position: relative; padding: 4px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--amber);
}
.nav-cta { display: flex; align-items: center; gap: 16px; }
.nav-phone { font-weight: 700; font-size: .95rem; display: flex; align-items: center; gap: 8px; }
.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 44px; height: 44px; flex-direction: column; gap: 5px;
  align-items: center; justify-content: center;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: .2s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(115deg, rgba(15,17,21,.95) 0%, rgba(15,17,21,.8) 48%, rgba(15,17,21,.55) 100%),
    url("img/build-steel.jpg");
  background-size: cover, cover;
  background-position: center, center;
}
.hero-inner {
  position: relative; z-index: 2;
  padding: 128px 0 116px;
  max-width: 760px;
}
.hero h1 {
  font-size: clamp(2.8rem, 6.4vw, 5.4rem);
  margin-bottom: 22px;
}
.hero h1 .amber { color: var(--amber); }
.hero p.lead { font-size: 1.2rem; color: #cfd5de; max-width: 560px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-badges {
  position: relative; z-index: 2;
  display: flex; flex-wrap: wrap; gap: 14px 40px;
  padding: 26px 0 0;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 54px;
}
.hero-badge { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: .95rem; color: #dfe3e9; }
.hero-badge svg { width: 22px; height: 22px; color: var(--amber); flex: none; }

/* ---------- Marquee strip ---------- */
.strip {
  background: var(--amber);
  color: var(--ink);
  padding: 18px 0;
  overflow: hidden;
}
.strip-track {
  display: flex; gap: 48px; white-space: nowrap;
  font-family: var(--ff-display); text-transform: uppercase;
  font-size: 1.15rem; font-weight: 700; letter-spacing: .05em;
  animation: scroll 28s linear infinite;
}
.strip-track span { display: inline-flex; align-items: center; gap: 48px; }
.strip-track span::after { content: "◆"; font-size: .7rem; }
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Feature grid ---------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: transparent; }
.card .icon {
  width: 54px; height: 54px; border-radius: 8px;
  background: var(--amber-soft); color: var(--amber-deep);
  display: grid; place-items: center; margin-bottom: 20px;
}
.card .icon svg { width: 28px; height: 28px; }
.card h3 { font-size: 1.5rem; margin-bottom: 10px; }
.card p { color: var(--slate); margin: 0; font-size: .98rem; }

/* number-led list */
.steps { display: grid; gap: 2px; }
.step {
  display: grid; grid-template-columns: 88px 1fr; gap: 24px;
  padding: 30px 0; border-top: 1px solid var(--line); align-items: start;
}
.step:last-child { border-bottom: 1px solid var(--line); }
.step .num {
  font-family: var(--ff-display); font-size: 3rem; font-weight: 700;
  color: var(--amber); line-height: .8;
}
.step h3 { font-size: 1.5rem; margin-bottom: 8px; }
.step p { color: var(--slate); margin: 0; }
.bg-ink .step { border-color: rgba(255,255,255,.12); }

/* ---------- Split / about ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media {
  position: relative; border-radius: var(--radius); overflow: hidden;
  min-height: 440px; box-shadow: var(--shadow);
}
.split-media .ph { position: absolute; inset: 0; }
.split-media .cover, .proj .cover {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: -3;
}

/* Image gallery (no captions) */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 200px; gap: 14px; }
.gallery a {
  position: relative; overflow: hidden; border-radius: var(--radius); display: block;
}
.gallery a.tall { grid-row: span 2; }
.gallery a.wide { grid-column: span 2; }
.gallery img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s ease; filter: saturate(1.02);
}
.gallery a:hover img { transform: scale(1.06); }
.gallery a::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(15,17,21,.35));
  opacity: 0; transition: opacity .3s ease;
}
.gallery a:hover::after { opacity: 1; }
@media (max-width: 960px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 720px) { .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 150px; } .gallery a.wide { grid-column: span 2; } }
.split-body h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.split-body p { color: var(--slate); font-size: 1.05rem; }
.bg-ink .split-body p { color: #b8bfca; }

.ticklist { list-style: none; margin: 22px 0 30px; padding: 0; display: grid; gap: 14px; }
.ticklist li { display: flex; gap: 14px; align-items: flex-start; font-weight: 500; }
.ticklist li svg { width: 22px; height: 22px; color: var(--amber-deep); flex: none; margin-top: 2px; }
.bg-ink .ticklist li svg { color: var(--amber); }

/* floating accent card on media */
.media-tag {
  position: absolute; left: 24px; bottom: 24px; z-index: 3;
  background: var(--white); color: var(--ink);
  padding: 18px 22px; border-radius: var(--radius);
  box-shadow: var(--shadow-sm); max-width: 240px;
}
.media-tag strong { font-family: var(--ff-display); font-size: 1.6rem; display: block; }
.media-tag span { font-size: .82rem; color: var(--slate); text-transform: uppercase; letter-spacing: .12em; font-weight: 600; }

/* ---------- Projects ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.proj {
  position: relative; border-radius: var(--radius); overflow: hidden;
  min-height: 320px; display: flex; align-items: flex-end;
  color: var(--white); isolation: isolate;
}
.proj .ph { position: absolute; inset: 0; z-index: -2; transition: transform .5s ease; }
.proj::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, transparent 30%, rgba(15,17,21,.88) 100%);
}
.proj:hover .ph { transform: scale(1.06); }
.proj-info { padding: 28px 26px; }
.proj-info .tag {
  font-size: .72rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 6px; display: block;
}
.proj-info h3 { font-size: 1.5rem; margin: 0; color: var(--white); }
.proj.wide { grid-column: span 2; }

/* ---------- Testimonials ---------- */
.quote {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 34px 32px;
}
.quote .stars { color: var(--amber); letter-spacing: 3px; margin-bottom: 14px; }
.quote p { font-size: 1.05rem; color: var(--ink); margin-bottom: 22px; }
.quote .who { display: flex; align-items: center; gap: 14px; }
.quote .who .av {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--ink); color: var(--amber);
  display: grid; place-items: center; font-family: var(--ff-display); font-size: 1.1rem;
}
.quote .who b { display: block; font-family: var(--ff-body); }
.quote .who small { color: var(--mist); }

/* ---------- Stats band (no numbers — proof points) ---------- */
.proof { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.proof .item svg { width: 34px; height: 34px; color: var(--amber); margin: 0 auto 12px; }
.proof .item h4 { font-family: var(--ff-body); font-size: 1.02rem; margin: 0 0 4px; text-transform: none; letter-spacing: 0; }
.proof .item p { font-size: .9rem; margin: 0; }

/* ---------- CTA ---------- */
.cta {
  position: relative; overflow: hidden;
  background: var(--amber);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 66px 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  flex-wrap: wrap;
}
.cta h2 { font-size: clamp(2rem, 4vw, 3rem); margin: 0; max-width: 640px; }
.cta p { margin: 10px 0 0; font-weight: 500; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.info-row { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.info-row:first-child { padding-top: 0; }
.info-row .ic {
  width: 48px; height: 48px; border-radius: 8px; flex: none;
  background: var(--amber-soft); color: var(--amber-deep);
  display: grid; place-items: center;
}
.info-row .ic svg { width: 24px; height: 24px; }
.info-row h4 { font-family: var(--ff-body); text-transform: none; letter-spacing: 0; font-size: .82rem; color: var(--mist); margin: 0 0 3px; font-weight: 600; }
.info-row p { margin: 0; font-weight: 600; font-size: 1.05rem; }
.info-row a { color: var(--ink); }

form.enquiry { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 7px; color: var(--steel); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line);
  border-radius: var(--radius); font: inherit; color: var(--ink); background: var(--paper);
  transition: border-color .15s ease, background .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--amber); background: var(--white);
}
.field textarea { resize: vertical; min-height: 120px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note { font-size: .82rem; color: var(--mist); margin: 14px 0 0; }

/* map / placeholder art */
.ph {
  background:
    linear-gradient(135deg, #232833 0%, #2f3644 50%, #1b1f27 100%);
  position: relative;
}
.ph::after {
  content: attr(data-label);
  position: absolute; inset: 0; display: grid; place-items: center;
  color: rgba(255,255,255,.18); font-family: var(--ff-display);
  font-size: 1.1rem; letter-spacing: .3em; text-transform: uppercase;
}
.ph.a { background: linear-gradient(135deg,#2b3140,#3a4152 60%,#20242e); }

/* ---------- Page hero (interior) ---------- */
.page-hero { background: var(--ink); color: var(--white); padding: 74px 0; position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: url("blueprint.svg"); background-size: 520px; opacity: .12;
}
.page-hero .wrap { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); margin-bottom: 12px; }
.page-hero p { color: #b8bfca; max-width: 560px; margin: 0; font-size: 1.08rem; }
.crumbs { font-size: .84rem; color: var(--mist); margin-bottom: 18px; font-weight: 600; letter-spacing: .06em; }
.crumbs a { color: var(--amber); }

/* ---------- Footer ---------- */
.site-footer { background: #0f1216; color: #aab1bd; padding: 76px 0 30px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 44px; }
.site-footer .brand .name, .site-footer .brand .name small { color: var(--white); }
.site-footer h5 {
  font-family: var(--ff-body); text-transform: uppercase; letter-spacing: .14em;
  font-size: .78rem; color: var(--white); margin: 0 0 18px; font-weight: 700;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.site-footer a:hover { color: var(--amber); }
.foot-about p { margin: 18px 0 0; max-width: 320px; font-size: .95rem; }
.foot-bottom {
  margin-top: 54px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: .85rem; color: var(--mist);
}
.lic { font-size: .82rem; color: var(--mist); margin-top: 12px; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4, .proof, .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .split.reverse .split-media { order: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .proj.wide { grid-column: span 2; }
}
@media (max-width: 720px) {
  .section { padding: 68px 0; }
  .nav-links, .nav-phone { display: none; }
  .nav-toggle { display: flex; }
  .site-header.open .nav-links {
    display: flex; position: absolute; top: 76px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line); padding: 8px 24px 20px;
  }
  .site-header.open .nav-links a { padding: 14px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .grid-2, .grid-3, .grid-4, .proof, .proj-grid { grid-template-columns: 1fr; }
  .proj.wide { grid-column: span 1; }
  .two-col { grid-template-columns: 1fr; }
  .cta { padding: 44px 30px; }
  .step { grid-template-columns: 60px 1fr; gap: 16px; }
  .step .num { font-size: 2.2rem; }
  .foot-grid { grid-template-columns: 1fr; gap: 32px; }
}