/* GlobeScrap — global scrap materials buyer & seller
   Brand: steel navy + amber accent. Modern global-trade aesthetic. */

:root{
  --navy:#0c1c2e;
  --navy-2:#13314f;
  --steel:#1f4e79;
  --sky:#2f7fc1;
  --amber:#f5a623;
  --amber-dark:#d98a0b;
  --ink:#10202f;
  --muted:#5b6b7a;
  --line:#e3e8ee;
  --bg:#ffffff;
  --bg-soft:#f4f7fa;
  --bg-soft-2:#eaf1f7;
  --white:#fff;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 12px 40px rgba(12,28,46,.10);
  --shadow-sm:0 4px 18px rgba(12,28,46,.08);
  --maxw:1180px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);
  background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;color:var(--navy);font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
a{color:var(--steel);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;
  font-weight:700;color:var(--amber-dark);margin-bottom:14px}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.center .lead{margin-left:auto;margin-right:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:700;font-size:1rem;
  padding:14px 26px;border-radius:999px;border:2px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--amber);color:var(--navy);box-shadow:0 8px 24px rgba(245,166,35,.35)}
.btn-primary:hover{background:var(--amber-dark);color:#fff}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--steel)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.3rem;color:var(--navy)}
.brand .mark{width:38px;height:38px;flex:0 0 auto}
.brand b{color:var(--amber-dark)}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--navy);font-weight:600;font-size:.97rem}
.nav-links a:hover,.nav-links a.active{color:var(--amber-dark)}
.nav-cta{padding:10px 20px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}

/* Hero */
.hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(1200px 600px at 80% -10%,rgba(47,127,193,.55),transparent),
             linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 55%,var(--steel) 100%)}
.hero .container{position:relative;z-index:2;padding-top:90px;padding-bottom:100px}
.hero h1{color:#fff;max-width:16ch}
.hero h1 span{color:var(--amber)}
.hero p{color:#cdd9e6;font-size:1.2rem;max-width:54ch}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:54px;padding-top:30px;
  border-top:1px solid rgba(255,255,255,.15)}
.hero-stats .num{font-size:2rem;font-weight:800;color:var(--amber)}
.hero-stats .lbl{color:#aebfce;font-size:.92rem}
.hero-globe{position:absolute;right:-120px;top:50%;transform:translateY(-50%);
  width:560px;height:560px;opacity:.5;z-index:1;pointer-events:none}

/* Sections */
section{padding:84px 0}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:62ch;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto}

/* Feature grid */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ic{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;
  background:var(--bg-soft-2);color:var(--steel);margin-bottom:16px}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);margin:0;font-size:.98rem}

/* Split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  background:linear-gradient(160deg,var(--bg-soft-2),#dce7f0);min-height:340px}
.split ul{list-style:none;padding:0;margin:18px 0 0}
.split li{padding:10px 0 10px 34px;position:relative;color:var(--ink)}
.split li::before{content:"";position:absolute;left:0;top:15px;width:18px;height:18px;border-radius:50%;
  background:var(--amber);box-shadow:0 0 0 5px rgba(245,166,35,.18)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding:30px 24px;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.step .n{width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;
  display:grid;place-items:center;margin-bottom:14px}
.step h3{font-size:1.1rem}
.step p{color:var(--muted);font-size:.94rem;margin:0}

/* Materials chips */
.materials{display:flex;flex-wrap:wrap;gap:14px}
.chip{display:flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--line);
  border-radius:999px;padding:12px 20px;font-weight:600;color:var(--navy);box-shadow:var(--shadow-sm)}
.chip .dot{width:12px;height:12px;border-radius:50%;background:var(--amber)}

/* Material category cards */
.matcard{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm)}
.matcard h3{color:var(--steel)}
.matcard ul{margin:0;padding-left:18px;color:var(--muted)}
.matcard li{margin:6px 0}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--navy),var(--steel));color:#fff;border-radius:var(--radius-lg);
  padding:56px;text-align:center;box-shadow:var(--shadow)}
.cta-band h2{color:#fff}
.cta-band p{color:#cdd9e6;max-width:52ch;margin-left:auto;margin-right:auto}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:24px}

/* Page hero (inner) */
.page-hero{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff;padding:70px 0 64px}
.page-hero h1{color:#fff}
.page-hero p{color:#cdd9e6;max-width:60ch}
.breadcrumb{font-size:.85rem;color:#9fb3c6;margin-bottom:14px}
.breadcrumb a{color:#9fb3c6}
.breadcrumb a:hover{color:#fff}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-weight:600;margin-bottom:6px;font-size:.92rem;color:var(--navy)}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:13px 15px;border:1px solid var(--line);
  border-radius:10px;font-family:inherit;font-size:1rem;background:var(--bg-soft);transition:border .15s}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--steel);background:#fff}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line)}
.info-row .ic{width:44px;height:44px;border-radius:10px;background:var(--bg-soft-2);color:var(--steel);
  display:grid;place-items:center;flex:0 0 auto}
.info-row b{display:block;color:var(--navy)}
.info-row span{color:var(--muted)}
.form-note{font-size:.85rem;color:var(--muted)}

/* Footer */
.site-footer{background:var(--navy);color:#b9c8d6;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px}
.site-footer a{color:#b9c8d6;display:block;padding:5px 0}
.site-footer a:hover{color:var(--amber)}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand p{color:#8ea1b3;font-size:.95rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.88rem;color:#7e93a6}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media(max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .hero-globe{opacity:.25;right:-200px}
  .contact-grid,.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links{position:fixed;inset:74px 0 auto 0;background:#fff;flex-direction:column;
    gap:0;padding:10px 24px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-130%);transition:transform .25s ease;align-items:stretch}
  .nav-links.open{transform:none}
  .nav-links li{border-bottom:1px solid var(--line)}
  .nav-links a{padding:14px 0;display:block}
  .nav-toggle{display:block}
  .grid-4,.grid-2,.steps,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .cta-band{padding:38px 22px}
  section{padding:60px 0}
}