/* ==========================================================================
   IRONLINE — flagship contractor / home-services kit shared design system
   Loaded by every page (index / services / projects / about / estimate).
   BOLD & industrial (distinct from the two serif flagships): dark slate,
   safety-orange, condensed Oswald headers. Motion-led. Zero overflow at 344px.
   ========================================================================== */

:root{
  --bg:#101317;
  --bg-alt:#161a20;
  --panel:#1b212a;
  --panel-2:#212833;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.18);
  --ink:#eef1f4;
  --ink-dim:rgba(238,241,244,.66);
  --ink-faint:rgba(238,241,244,.42);
  --accent:#ef5a24;
  --accent-2:#ff7a45;
  --accent-soft:rgba(239,90,36,.14);
  --shadow:0 26px 60px rgba(0,0,0,.5);
  --shadow-sm:0 12px 30px rgba(0,0,0,.35);
  --display:"Oswald","Arial Narrow",sans-serif;
  --sans:Inter,system-ui,-apple-system,sans-serif;
}

*{ margin:0; padding:0; box-sizing:border-box; min-width:0; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  overflow-x:hidden;
  width:100%;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
section{ width:100%; }

.wrap{ width:100%; max-width:1200px; margin:0 auto; padding-inline:clamp(20px,4vw,44px); }

/* ---- type helpers ---- */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-size:12px; font-weight:600; letter-spacing:.18em; text-transform:uppercase;
  color:var(--accent-2);
}
.eyebrow::before{ content:""; width:24px; height:2px; background:var(--accent); display:inline-block; }
.eyebrow.center{ justify-content:center; }
h1,h2,h3{ font-family:var(--display); font-weight:600; letter-spacing:.005em; line-height:1.02; text-transform:uppercase; }
h1 em,h2 em{ font-style:normal; color:var(--accent); }
.sec-head{ max-width:620px; margin:0 auto clamp(30px,4vw,44px); text-align:center; }
.sec-head h2{ font-size:clamp(30px,4vw,50px); margin:14px 0 12px; }
.sec-head p{ color:var(--ink-dim); font-size:15px; text-transform:none; }

/* ---- buttons ---- */
.btn-solid{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  background:var(--accent); color:#fff; font-weight:700; font-size:13px; letter-spacing:.04em; text-transform:uppercase;
  border:0; border-radius:8px; padding:15px 26px; cursor:pointer;
  transition:background .2s ease, transform .2s ease;
}
.btn-solid:hover{ background:var(--accent-2); transform:translateY(-1px); }
.btn-outline{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  border:1px solid var(--line-strong); border-radius:8px;
  padding:14px 24px; font-size:13px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color:var(--ink);
  transition:border-color .2s ease, color .2s ease;
}
.btn-outline:hover{ border-color:var(--accent); color:var(--accent-2); }

/* ---- nav ---- */
.site-nav{
  position:sticky; top:0; z-index:40;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:14px clamp(20px,4vw,44px);
  background:rgba(16,19,23,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-nav.on-hero{ position:absolute; left:0; right:0; background:transparent; border-bottom:1px solid rgba(255,255,255,.08); }
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--display); font-weight:700; font-size:clamp(19px,2.2vw,24px); letter-spacing:.06em; text-transform:uppercase; white-space:nowrap; }
.brand .mark{ width:30px; height:30px; border-radius:7px; background:var(--accent); color:#fff; display:grid; place-items:center; flex:none; }
.nav-links{ display:flex; gap:clamp(16px,2.4vw,30px); font-size:13px; font-weight:600; letter-spacing:.03em; text-transform:uppercase; color:var(--ink-dim); }
.nav-links a{ position:relative; padding:4px 0; transition:color .2s ease; }
.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(--accent); }
.nav-cta{
  display:inline-flex; align-items:center; gap:8px;
  background:var(--accent); color:#fff; border-radius:8px;
  padding:10px 18px; font-size:12px; font-weight:700; letter-spacing:.04em; text-transform:uppercase; white-space:nowrap;
  transition:background .2s ease;
}
.nav-cta:hover{ background:var(--accent-2); }

/* ---- service card ---- */
.svc-card{
  background:var(--panel); border:1px solid var(--line); border-radius:12px;
  overflow:hidden; display:flex; flex-direction:column;
  transition:transform .22s ease, border-color .22s ease;
}
.svc-card:hover{ transform:translateY(-4px); border-color:var(--accent); }
.svc-card .photo{ position:relative; aspect-ratio:4/3; overflow:hidden; background:var(--panel-2); }
.svc-card .photo img{ width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.svc-card:hover .photo img{ transform:scale(1.06); }
.svc-card .info{ padding:18px 18px 20px; display:flex; flex-direction:column; gap:8px; flex:1; }
.svc-card .info h3{ font-size:20px; }
.svc-card .info p{ font-size:13px; color:var(--ink-dim); }
.svc-card .more{ margin-top:auto; padding-top:12px; font-size:12px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--accent-2); display:inline-flex; align-items:center; gap:6px; }

/* ---- project card ---- */
.proj-card{ position:relative; border-radius:12px; overflow:hidden; border:1px solid var(--line); aspect-ratio:4/3; }
.proj-card img{ width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.proj-card:hover img{ transform:scale(1.05); }
.proj-card::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top,rgba(10,12,15,.85),transparent 55%); }
.proj-card .cap{ position:absolute; left:16px; right:16px; bottom:14px; z-index:1; }
.proj-card .cap .cat{ font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--accent-2); }
.proj-card .cap h3{ font-size:19px; margin-top:2px; }

/* photo fallbacks */
.ph{ background:linear-gradient(150deg,#232a33,#161b21); }
.ph1{ background:linear-gradient(150deg,#2a2620,#181613); }
.ph2{ background:linear-gradient(150deg,#202a33,#141a20); }
.ph3{ background:linear-gradient(150deg,#2b2320,#191412); }
.ph4{ background:linear-gradient(150deg,#252b26,#161a16); }
.ph5{ background:linear-gradient(150deg,#2a2530,#181420); }
.ph6{ background:linear-gradient(150deg,#233036,#141c20); }

/* ---- trust badges ---- */
.trust-row{ display:flex; flex-wrap:wrap; gap:12px; justify-content:center; }
.trust{ display:flex; align-items:center; gap:9px; padding:10px 16px; border:1px solid var(--line-strong); border-radius:8px; font-size:13px; font-weight:600; }
.trust svg{ color:var(--accent-2); flex:none; }

/* ---- forms ---- */
.field{ display:flex; flex-direction:column; gap:7px; }
.field label{ font-size:12px; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color:var(--ink-dim); }
.input, .field input, .field select, .field textarea{
  width:100%; background:rgba(255,255,255,.04); border:1px solid var(--line-strong);
  border-radius:8px; padding:13px 15px; color:var(--ink); font:500 14px var(--sans);
  outline:none; transition:border-color .2s ease;
}
.input:focus, .field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--accent); }
.field input::placeholder, .field textarea::placeholder{ color:var(--ink-faint); }
.field select{ appearance:none; cursor:pointer; }

/* ---- stars ---- */
.stars{ display:inline-flex; gap:3px; color:var(--accent-2); }

/* ---- footer ---- */
.site-foot{ background:var(--bg-alt); padding:clamp(40px,5vw,56px) 0 clamp(24px,3vw,32px); border-top:1px solid var(--line); }
.foot-grid{
  display:grid; grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr)); gap:clamp(24px,3vw,36px);
  padding-bottom:28px; border-bottom:1px solid var(--line); margin-bottom:20px;
}
.foot-brand p{ font-size:13px; color:var(--ink-faint); max-width:280px; margin-top:12px; }
.foot-col h4{ font-size:12px; text-transform:uppercase; letter-spacing:.1em; color:var(--ink-faint); margin-bottom:13px; }
.foot-col ul{ list-style:none; display:flex; flex-direction:column; gap:10px; }
.foot-col a{ font-size:13px; color:var(--ink-dim); }
.foot-col a:hover{ color:var(--accent-2); }
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px; }
.foot-bottom span{ font-size:12px; color:var(--ink-faint); }
.foot-social{ display:flex; gap:10px; }
.foot-social a{ width:33px; height:33px; border-radius:7px; border:1px solid var(--line-strong); display:flex; align-items:center; justify-content:center; color:var(--ink-dim); }
.foot-social a:hover{ border-color:var(--accent); color:var(--accent-2); }

/* ---- motion ---- */
@media (prefers-reduced-motion: no-preference){
  .fade-up{ animation:fadeUp .7s ease both; }
  .fade-up.d1{ animation-delay:.08s; } .fade-up.d2{ animation-delay:.16s; } .fade-up.d3{ animation-delay:.24s; }
}
@keyframes fadeUp{ from{ opacity:0; transform:translateY(14px);} to{ opacity:1; transform:translateY(0);} }
@keyframes kenburns{ from{ transform:scale(1);} to{ transform:scale(1.08);} }

/* ---- grids ---- */
.grid-3{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:clamp(16px,2vw,22px); }
.grid-4{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:clamp(14px,2vw,18px); }
.grid-2{ display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:clamp(20px,3vw,40px); }

@media (max-width:960px){
  .grid-3{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .grid-4{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (max-width:760px){
  .nav-links{ display:none; }
  .foot-grid{ grid-template-columns:minmax(0,1fr) minmax(0,1fr); }
  .grid-2{ grid-template-columns:minmax(0,1fr); }
}
@media (max-width:560px){
  .grid-3{ grid-template-columns:minmax(0,1fr); }
}
@media (max-width:480px){
  .foot-grid{ grid-template-columns:minmax(0,1fr); }
}