/* Kosta Sons Contractors: cream and black, geometric type, lots of air. */
:root {
  --cream: #f5efe3;
  --cream-deep: #ece4d3;
  --ink: #1c1b19;
  --ink-soft: #4a4742;
  --line: #d8cfbc;
  --accent: #1c1b19;
  --max: 1180px;
  --radius: 4px;
  font-size: 17px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Jost", "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-weight: 400; letter-spacing: 0.04em; line-height: 1.15; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); text-transform: uppercase; letter-spacing: 0.08em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); text-transform: uppercase; letter-spacing: 0.1em; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--max), 100% - 2rem); margin-inline: auto; }
.eyebrow { font-size: 0.78rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 1rem; }
.rule { width: 72px; height: 2px; background: var(--ink); margin: 1.2rem 0 1.6rem; }
.center { text-align: center; }
.center .rule { margin-inline: auto; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--cream) 92%, white); border-bottom: 1px solid var(--line); backdrop-filter: blur(6px); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 1rem; }
.brand img { height: 40px; width: auto; }
.nav { display: flex; gap: 1.6rem; font-size: 0.82rem; letter-spacing: 0.18em; text-transform: uppercase; }
.nav a { text-decoration: none; padding: 0.4rem 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current] { border-color: var(--ink); }
.nav-toggle { display: none; background: none; border: 1px solid var(--ink); border-radius: var(--radius); padding: 0.45rem 0.7rem; font: inherit; letter-spacing: 0.15em; text-transform: uppercase; font-size: 0.75rem; cursor: pointer; }
@media (max-width: 820px) {
  .nav-toggle { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0; background: var(--cream); border-bottom: 1px solid var(--line); padding: 0.5rem 1rem 1rem; }
  .nav.open { display: flex; }
  .nav a { padding: 0.8rem 0; border-bottom: 1px solid var(--line); }
}

/* buttons */
.btn { display: inline-block; padding: 0.9rem 1.8rem; border: 1px solid var(--ink); border-radius: var(--radius); text-decoration: none; font-size: 0.82rem; letter-spacing: 0.2em; text-transform: uppercase; transition: background .15s, color .15s; }
.btn.solid { background: var(--ink); color: var(--cream); }
.btn.solid:hover { background: #000; }
.btn.ghost:hover { background: var(--ink); color: var(--cream); }
.btn-row { display: flex; gap: 0.8rem; flex-wrap: wrap; }

/* hero */
.hero { position: relative; min-height: 78vh; display: grid; place-items: center; text-align: center; color: var(--cream); isolation: isolate; overflow: hidden; }
.hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,18,15,.45), rgba(20,18,15,.7)); z-index: -1; }
.hero .inner { padding: 5rem 1rem; max-width: 820px; }
.hero .eyebrow { color: #d9cfb8; }
.hero p.lead { font-size: 1.15rem; max-width: 560px; margin: 0 auto 2rem; color: #ece6d8; }
.hero .btn { border-color: var(--cream); color: var(--cream); }
.hero .btn.solid { background: var(--cream); color: var(--ink); }

/* sections */
section { padding: clamp(3rem, 7vw, 6rem) 0; }
section.alt { background: var(--cream-deep); }
section.dark { background: var(--ink); color: var(--cream); }
section.dark .eyebrow { color: #cdbf9f; }
section.dark .rule { background: var(--cream); }
.grid { display: grid; gap: 1.5rem; }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.proof { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; text-align: center; }
.proof .num { font-size: 2.6rem; letter-spacing: 0.05em; }
.proof .lab { font-size: 0.78rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--ink-soft); }
section.dark .proof .lab { color: #cdbf9f; }

/* service cards */
.card { background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
section.alt .card { background: var(--cream); }
.card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.card .body { padding: 1.4rem; }
.card h3 { text-transform: uppercase; letter-spacing: 0.12em; font-size: 1rem; }
.card p { color: var(--ink-soft); font-size: 0.95rem; }

/* gallery */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.8rem; }
.gallery figure { margin: 0; position: relative; overflow: hidden; border-radius: var(--radius); background: var(--cream-deep); }
.gallery img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform .4s; }
.gallery figure:hover img { transform: scale(1.03); }
.gallery figcaption { position: absolute; inset: auto 0 0 0; padding: 0.6rem 0.9rem; font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cream); background: linear-gradient(transparent, rgba(0,0,0,.65)); }
.filters { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.filters button { font: inherit; font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; padding: 0.5rem 1rem; border: 1px solid var(--ink); background: none; border-radius: 999px; cursor: pointer; }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--cream); }
.lightbox { position: fixed; inset: 0; background: rgba(10,9,8,.92); display: none; place-items: center; z-index: 50; padding: 2rem; }
.lightbox.open { display: grid; }
.lightbox img { max-width: 100%; max-height: 84vh; object-fit: contain; }
.lightbox button { position: absolute; top: 1rem; right: 1rem; font: inherit; font-size: 1.4rem; line-height: 1; background: none; color: var(--cream); border: 1px solid var(--cream); border-radius: 999px; width: 44px; height: 44px; cursor: pointer; }
.lightbox button.prev, .lightbox button.next { top: 50%; transform: translateY(-50%); display: none; }
.lightbox button.prev { left: 1rem; right: auto; }
.lightbox button.next { right: 1rem; }
.lightbox.series button.prev, .lightbox.series button.next { display: block; }
.lightbox .caption { position: absolute; left: 0; right: 0; bottom: 1.2rem; text-align: center; color: var(--cream); font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; padding: 0 4rem; }

/* project cards (one per job) */
.projects { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.2rem; }
.project { position: relative; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--cream-deep); cursor: pointer; }
.project img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform .4s; }
.project:hover img { transform: scale(1.03); }
.project .meta { padding: 1rem 1.1rem 1.1rem; background: var(--cream); }
.project .meta h3 { font-size: 0.98rem; text-transform: uppercase; letter-spacing: 0.1em; margin: 0 0 0.3rem; }
.project .meta p { margin: 0; font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-soft); }
.project .strip { display: flex; gap: 3px; padding: 3px; background: var(--ink); }
.project .strip img { aspect-ratio: 1; height: 44px; width: auto; flex: 1; object-fit: cover; opacity: .85; }
.project .count { position: absolute; top: 0.7rem; right: 0.7rem; background: rgba(28,27,25,.85); color: var(--cream); font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; padding: 0.3rem 0.6rem; border-radius: 999px; }

/* reviews */
.quote { border-left: 2px solid var(--ink); padding: 0.2rem 0 0.2rem 1.4rem; }
.quote p { font-size: 1.05rem; }
.quote cite { display: block; font-style: normal; font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-soft); }
section.dark .quote { border-color: var(--cream); }
section.dark .quote cite { color: #cdbf9f; }
.score { font-size: 3.2rem; letter-spacing: 0.05em; }

/* team */
.person { display: grid; grid-template-columns: 150px 1fr; gap: 1.6rem; align-items: start; }
.person img { width: 150px; height: 150px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.person h3 { font-size: 1.3rem; margin-bottom: 0.2rem; }
@media (max-width: 560px) { .person { grid-template-columns: 1fr; } .person img { width: 120px; height: 120px; } }

/* contact */
.contact { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; }
@media (max-width: 820px) { .contact { grid-template-columns: 1fr; } }
form label { display: block; font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase; margin: 1rem 0 0.4rem; }
form input, form textarea, form select { width: 100%; font: inherit; padding: 0.8rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
form textarea { min-height: 140px; }
.details dt { font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-soft); margin-top: 1.2rem; }
.details dd { margin: 0.2rem 0 0; }
.hours { display: grid; grid-template-columns: auto 1fr; gap: 0.2rem 1.5rem; }

/* service-area map */
#area-map .leaflet-tile-pane { filter: grayscale(1) brightness(1.08) contrast(0.85) opacity(0.75); }
#area-map { height: 520px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--cream-deep); }
@media (max-width: 600px) { #area-map { height: 380px; } }
.area-label { background: none; border: none; box-shadow: none; font-family: "Jost", sans-serif; font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--ink); }
.area-label.core { color: var(--cream); font-weight: 500; }
.leaflet-tooltip-top.area-label.core::before { display: none; }
.area-key { display: flex; gap: 1.5rem; flex-wrap: wrap; margin-top: 1rem; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }
.area-key span::before { content: ""; display: inline-block; width: 14px; height: 14px; margin-right: 0.5rem; vertical-align: -2px; border: 1px solid var(--ink); }
.area-key .core::before { background: var(--ink); }
.area-key .near::before { background: #c9a86a; }

/* trust strip (Checkatrade) */
.trust { background: var(--cream); border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
.trust .wrap { display: flex; align-items: center; justify-content: center; gap: 0.6rem 1.1rem; flex-wrap: wrap; text-align: center; font-size: 0.74rem; line-height: 18px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-soft); }
.trust .wrap > * { height: 18px; display: inline-flex; align-items: center; }
.trust img.ct-logo { height: 17px; width: auto; margin-right: 0.6rem; }
.trust .dot { color: var(--line); }
.trust a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--ink); }
@media (max-width: 600px) { .trust .dot { display: none; } }
.ct-mark { height: 64px; width: auto; margin: 0 auto 0.8rem; }

/* long-form text pages */
.prose { max-width: 760px; }
.prose h3 { text-transform: uppercase; letter-spacing: 0.15em; font-size: 0.95rem; margin-top: 2.2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: 0.4rem 0; }

/* cookie notice */
.notice { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: var(--ink); color: var(--cream); padding: 0.9rem 1rem; font-size: 0.85rem; display: none; }
.notice.show { display: block; }
.notice .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.notice a { color: var(--cream); }
.notice button { font: inherit; font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; background: var(--cream); color: var(--ink); border: 0; border-radius: var(--radius); padding: 0.55rem 1.1rem; cursor: pointer; }

/* footer */
footer { background: var(--ink); color: #cdc5b3; padding: 3rem 0 2rem; font-size: 0.9rem; }
footer .wrap { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; }
footer h4 { color: var(--cream); font-weight: 400; letter-spacing: 0.2em; text-transform: uppercase; font-size: 0.8rem; margin: 0 0 0.8rem; }
footer a { color: var(--cream); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer ul { list-style: none; padding: 0; margin: 0; }
footer li { margin: 0.3rem 0; }
.legal { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid #3a3733; font-size: 0.78rem; letter-spacing: 0.05em; color: #9b937f; grid-column: 1 / -1; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.social { display: flex; gap: 1rem; }
.cta-band { background: var(--ink); color: var(--cream); text-align: center; }
.cta-band .btn { border-color: var(--cream); color: var(--cream); }
.cta-band .btn.solid { background: var(--cream); color: var(--ink); }