/* PVC RECOVERY UK — production site
   Identity: industrial precision. Ink/graphite + recovery green + amber. */

:root {
  --ink: #0C1210;
  --ink-2: #131B17;
  --paper: #F6F5F0;
  --card: #FFFFFF;
  --line: #E2E0D8;
  --muted: #5C6660;
  --green: #10B981;
  --green-deep: #0A8F63;
  --amber: #F59E0B;
  --radius: 14px;
  --wrap: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "Inter", system-ui, sans-serif; color: var(--ink); background: var(--paper); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* topbar */
.topbar { background: var(--ink); color: #CFE9DD; font-size: 13.5px; }
.topbar-inner { display: flex; justify-content: space-between; gap: 16px; padding: 10px 24px; max-width: var(--wrap); margin: 0 auto; flex-wrap: wrap; }
.topbar strong { color: #fff; }
.topbar .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green); margin-right: 8px; }

/* header */
.header { background: rgba(246,245,240,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; max-width: var(--wrap); margin: 0 auto; }
.brand { font-weight: 700; font-size: 20px; letter-spacing: -0.02em; text-decoration: none; }
.brand em { font-style: normal; color: var(--green-deep); }
.brand .dot { display: inline-block; width: 7px; height: 7px; background: var(--amber); border-radius: 2px; margin: 0 2px; }
.nav { display: flex; gap: 26px; align-items: center; }
.nav a { text-decoration: none; font-size: 15px; font-weight: 500; color: var(--ink-2); }
.nav a:hover { color: var(--green-deep); }
.nav .cta { background: var(--green); color: #fff; padding: 10px 18px; border-radius: 10px; font-weight: 600; }
.nav .cta:hover { background: var(--green-deep); color: #fff; }
.menu-btn { display: none; }

/* hero */
.hero { background: var(--ink); color: #fff; padding: 84px 0 96px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 85% 20%, rgba(16,185,129,.18), transparent 60%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; position: relative; z-index: 1; }
.kicker { display: inline-flex; gap: 10px; align-items: center; font-size: 13.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--green); font-weight: 600; margin-bottom: 22px; }
.kicker::before { content: ""; width: 34px; height: 1px; background: var(--green); }
.hero h1 { font-family: "Space Grotesk", sans-serif; font-size: clamp(38px, 5.2vw, 64px); line-height: 1.04; letter-spacing: -0.03em; font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--green); }
.hero .sub { margin-top: 22px; font-size: 18px; color: #B9C4BE; max-width: 54ch; }
.hero-actions { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 12px; font-weight: 600; font-size: 15.5px; text-decoration: none; transition: transform .15s ease, background .15s ease; }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-deep); transform: translateY(-2px); }
.btn-ghost { border: 1px solid rgba(255,255,255,.25); color: #fff; }
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-2); transform: translateY(-2px); }
.btn-outline { border: 1px solid var(--ink); color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--ink); color: #fff; }
.hero-card { background: #0F1915; border: 1px solid rgba(255,255,255,.08); border-radius: 18px; padding: 26px; }
.hero-card h3 { font-size: 17px; margin-bottom: 14px; color: #fff; }
.hero-card ul { list-style: none; }
.hero-card li { padding: 9px 0; border-top: 1px solid rgba(255,255,255,.07); font-size: 14.5px; color: #C7D1CB; display: flex; gap: 10px; }
.hero-card li::before { content: "✓"; color: var(--green); font-weight: 700; }

/* stats strip */
.stats { background: var(--ink-2); color: #fff; }
.stats-inner { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; padding: 26px 24px; max-width: var(--wrap); margin: 0 auto; }
.stat b { font-size: 26px; display: block; color: var(--green); }
.stat span { font-size: 13.5px; color: #9FB0A8; }

/* sections */
.section { padding: 88px 0; }
.section.alt { background: #EFEDE5; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head .marker { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--green-deep); font-weight: 700; margin-bottom: 12px; }
.section-head h2 { font-family: "Space Grotesk", sans-serif; font-size: clamp(28px,3.6vw,42px); line-height: 1.08; letter-spacing: -0.02em; }
.section-head h2 em { font-style: normal; color: var(--green-deep); }
.section-head p { margin-top: 14px; color: var(--muted); font-size: 16.5px; }

/* services */
.svc-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.svc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .15s ease, box-shadow .15s ease; }
.svc:hover { transform: translateY(-4px); box-shadow: 0 14px 40px rgba(12,18,16,.08); }
.svc .num { color: var(--amber); font-weight: 700; font-size: 14px; }
.svc h3 { font-size: 19px; margin: 10px 0 8px; }
.svc p { font-size: 14.5px; color: var(--muted); }
.svc .tag { display: inline-block; margin-top: 14px; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--green-deep); background: rgba(16,185,129,.1); padding: 5px 10px; border-radius: 20px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.step .n { width: 42px; height: 42px; border-radius: 12px; background: var(--ink); color: var(--green); font-weight: 700; display: grid; place-items: center; font-size: 18px; margin-bottom: 16px; }
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--muted); }

/* quote tool */
.quote { background: var(--ink); color: #fff; border-radius: 22px; padding: 44px; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.quote h2 { font-size: clamp(26px,3vw,38px); }
.quote .lead { color: #AEBBB4; margin-top: 12px; font-size: 16px; }
.quote-box { background: #101B16; border: 1px solid rgba(255,255,255,.09); border-radius: 16px; padding: 30px; }
.qf { display: grid; gap: 14px; }
.qf label { font-size: 13px; font-weight: 600; color: #9FB0A8; display: block; margin-bottom: 6px; }
.qf select, .qf input { width: 100%; padding: 13px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,.14); background: #0B130F; color: #fff; font-size: 15px; }
.q-result { margin-top: 18px; background: rgba(16,185,129,.08); border: 1px dashed rgba(16,185,129,.4); border-radius: 12px; padding: 18px; display: none; }
.q-result.show { display: block; }
.q-result .price { font-size: 30px; font-weight: 700; color: var(--green); }
.q-result small { color: #9FB0A8; }

/* coverage / boroughs */
.boro-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }
.boro { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; font-size: 14.5px; font-weight: 600; text-decoration: none; display: flex; justify-content: space-between; }
.boro span { color: var(--green-deep); font-weight: 500; font-size: 12.5px; }

/* FAQ */
.faq { border: 1px solid var(--line); border-radius: 12px; background: var(--card); margin-bottom: 12px; overflow: hidden; }
.faq summary { padding: 18px 22px; font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq .a { padding: 0 22px 20px; color: var(--muted); font-size: 15px; }

/* trust bar */
.trust { background: var(--ink-2); color: #C7D1CB; padding: 34px 0; }
.trust-inner { display: flex; gap: 40px; flex-wrap: wrap; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; font-size: 14.5px; }
.trust b { color: #fff; }

/* CTA band */
.cta-band { background: var(--green); color: #fff; text-align: center; padding: 72px 24px; }
.cta-band h2 { font-size: clamp(28px,4vw,44px); letter-spacing: -0.02em; }
.cta-band p { margin: 14px auto 28px; max-width: 60ch; color: rgba(255,255,255,.9); }
.cta-band .btn { background: var(--ink); color: #fff; }
.cta-band .btn:hover { transform: translateY(-2px); }

/* footer */
.footer { background: var(--ink); color: #93A39B; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer h4 { color: #fff; font-size: 14px; margin-bottom: 14px; }
.footer ul { list-style: none; }
.footer li { margin-bottom: 9px; }
.footer a { text-decoration: none; font-size: 14.5px; }
.footer a:hover { color: var(--green); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 40px; padding-top: 22px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 13px; }

@media (max-width: 900px) {
  .hero-grid, .quote, .svc-grid, .steps, .footer-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2,1fr); }
  .boro-grid { grid-template-columns: repeat(2,1fr); }
  .nav { display: none; }
  .menu-btn { display: block; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; font-size: 16px; }
  .nav.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); padding: 20px; border-bottom: 1px solid var(--line); }
  .quote { padding: 28px; }
}