/* RHV Group – static rebuild. Black, white and grey; colour comes from the photos. */
:root {
  --ink: #111111;
  --ink-soft: #3d3d3d;
  --muted: #7a7a7a;
  --paper: #ffffff;
  --sand: #f4f4f4;
  --line: #e4e4e4;
  --sans: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: var(--sans); font-weight: 300; font-size: 16px; line-height: 1.75; color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
img, video, iframe { max-width: 100%; display: block; height: auto; }
a { color: inherit; }
p { margin: 0 0 1.1em; color: var(--ink-soft); }
h1, h2, h3, h4 { font-family: var(--sans); font-weight: 300; line-height: 1.25; margin: 0 0 .5em; color: var(--ink); text-transform: uppercase; letter-spacing: .06em; }
h1 { font-size: clamp(1.9rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.4rem); }
h3 { font-size: 1.2rem; font-weight: 500; letter-spacing: .04em; }
h4 { font-size: .78rem; font-weight: 500; letter-spacing: .22em; color: var(--muted); }
strong, b { font-weight: 600; }
.accent { font-weight: 500; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--paper); padding: 8px 12px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--paper); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 110px; }
.brand img { width: 220px; height: auto; }
.main-nav > ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center; }
.main-nav a { display: block; padding: 10px 12px; font-size: .74rem; font-weight: 400; letter-spacing: .16em; text-transform: uppercase; text-decoration: none; }
.main-nav a:hover, .main-nav a[aria-current] { text-decoration: underline; text-underline-offset: 6px; }
.main-nav .has-sub { position: relative; }
.main-nav .sub { position: absolute; top: 100%; left: 0; min-width: 240px; list-style: none; margin: 0; padding: 10px 0; background: var(--paper); border: 1px solid var(--line); opacity: 0; visibility: hidden; transform: translateY(6px); transition: .2s; }
.main-nav .has-sub:hover .sub, .main-nav .has-sub:focus-within .sub { opacity: 1; visibility: visible; transform: none; }
.main-nav .sub a { padding: 8px 20px; text-transform: none; letter-spacing: .02em; font-size: .9rem; }
.sub-toggle { display: none; }
.lang a { border: 1px solid var(--ink); padding: 6px 10px; }
.menu-toggle { display: none; background: none; border: 1px solid var(--ink); border-radius: 4px; width: 46px; height: 46px; cursor: pointer; padding: 0 12px; }
.menu-toggle span { display: block; height: 2px; background: var(--ink); margin: 5px 0; }

@media (max-width: 960px) {
  .header-inner { min-height: 96px; }
  .brand img { width: 170px; }
  .menu-toggle { display: block; }
  .main-nav { position: fixed; inset: 96px 0 0 0; background: var(--paper); overflow-y: auto; transform: translateX(100%); transition: transform .25s; }
  .nav-open .main-nav { transform: none; }
  .main-nav > ul { flex-direction: column; align-items: stretch; padding: 8px 24px; gap: 0; }
  .main-nav > ul > li { border-bottom: 1px solid var(--line); position: relative; }
  .main-nav a { padding: 16px 0; font-size: .85rem; }
  .main-nav .sub { position: static; opacity: 1; visibility: visible; transform: none; border: 0; padding: 0 0 10px 16px; display: none; }
  .main-nav .has-sub.open .sub { display: block; }
  .sub-toggle { display: block; position: absolute; right: 0; top: 6px; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; }
  .sub-toggle::after { content: "+"; font-size: 1.4rem; }
  .has-sub.open .sub-toggle::after { content: "–"; }
  .lang a { display: inline-block; margin: 14px 0; }
  .nav-open { overflow: hidden; }
}

/* Buttons */
.btn { display: inline-block; padding: 14px 32px; background: var(--ink); color: #fff; text-decoration: none; font-size: .74rem; font-weight: 400; letter-spacing: .2em; text-transform: uppercase; border: 1px solid var(--ink); transition: .2s; }
.btn:hover { background: transparent; color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-light { background: transparent; color: #fff; border-color: #fff; }
.btn-light:hover { background: #fff; color: var(--ink); }

/* Sections */
section { padding: clamp(64px, 9vw, 120px) 0; }
.band-sand { background: var(--sand); }
.band-dark { background: var(--ink); color: #fff; }
.band-dark h1, .band-dark h2, .band-dark h3 { color: #fff; }
.band-dark p { color: rgba(255,255,255,.8); }
.band-forest { background: var(--ink); color: #fff; }
.band-forest h2, .band-forest h3 { color: #fff; }
.band-forest p { color: rgba(255,255,255,.8); }
.section-head { max-width: 760px; margin-bottom: 48px; }
.center { text-align: center; margin-left: auto; margin-right: auto; }
.lead { font-size: 1.1rem; }

/* Photo bands: full-width photo, dark shade, white text on top (as on the original site) */
.hero, .photo-band { position: relative; display: flex; align-items: center; color: #fff; background: var(--bg, var(--ink)) center/cover no-repeat; padding: 0; }
.hero { min-height: min(92vh, 860px); align-items: flex-end; }
.photo-band { min-height: min(70vh, 640px); justify-content: center; text-align: center; }
.hero::before, .photo-band::before { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.42); }
.hero .wrap, .photo-band .wrap { position: relative; width: 100%; }
.hero .wrap { padding-bottom: clamp(56px, 10vw, 120px); }
.hero h1, .photo-band h2 { color: #fff; max-width: 900px; margin-left: auto; margin-right: auto; }
.hero h1 { font-weight: 300; }
.photo-band h2 { font-weight: 300; font-size: clamp(2rem, 5.2vw, 4.2rem); line-height: 1.12; }
.hero p, .photo-band p { color: rgba(255,255,255,.9); font-size: 1.1rem; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero h4, .photo-band h4 { color: rgba(255,255,255,.85); }
.page-hero { padding: clamp(80px, 12vw, 150px) 0 clamp(48px, 7vw, 80px); background: var(--paper); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 880px; }
.page-hero p { max-width: 720px; font-size: 1.05rem; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } .grid-4 { grid-template-columns: repeat(2, 1fr); } }

/* Cards */
.card { background: var(--paper); border: 1px solid var(--line); padding: 32px; display: flex; flex-direction: column; text-decoration: none; transition: .2s; }
a.card:hover { border-color: var(--ink); }
.card .meta { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.card h3 { font-size: 1.1rem; }
.card .more { margin-top: auto; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 500; }

.project-tile { position: relative; display: block; overflow: hidden; background: var(--sand); aspect-ratio: 4/3; text-decoration: none; }
.project-tile img { width: 100%; height: 100%; object-fit: contain; padding: 18%; transition: transform .5s; }
.project-tile .label { position: absolute; left: 0; right: 0; bottom: 0; padding: 16px 18px; background: linear-gradient(transparent, rgba(0,0,0,.7)); color: #fff; font-size: .8rem; letter-spacing: .06em; }
.project-tile:hover img { transform: scale(1.04); }

/* Services */
.service { padding: 48px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 110px 1fr 1fr; gap: 40px; }
.service .num { font-size: 2.2rem; font-weight: 200; line-height: 1; }
.service ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }
.service li { margin-bottom: 6px; }
@media (max-width: 860px) { .service { grid-template-columns: 1fr; gap: 12px; } }

/* Logos */
.logo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.logo-grid div { background: var(--paper); display: grid; place-items: center; padding: 24px; aspect-ratio: 3/2; }
.logo-grid img { max-height: 70px; width: auto; object-fit: contain; filter: grayscale(1); opacity: .8; transition: .2s; }
.logo-grid div:hover img { filter: none; opacity: 1; }
.client-list { display: flex; flex-wrap: wrap; gap: 8px 28px; list-style: none; padding: 0; margin: 24px 0 0; font-size: 1.05rem; color: var(--ink); font-weight: 400; }

/* Quote */
.quote { font-size: clamp(1.5rem, 3vw, 2.4rem); font-weight: 300; line-height: 1.35; max-width: 900px; margin: 0 auto; text-align: center; color: var(--ink); }
.quote cite { display: block; margin-top: 20px; font-style: normal; font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }

/* People */
.person img { aspect-ratio: 4/5; object-fit: cover; width: 100%; background: var(--sand); }
.person h3 { margin-top: 18px; margin-bottom: 4px; }
.person .role { font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.gallery figure { margin: 0; }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; background: var(--sand); }
.gallery figcaption { font-size: .72rem; color: var(--muted); margin-top: 6px; }

/* Facts table */
.facts { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.facts li { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts span:first-child { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); padding-top: 4px; }

/* Article */
.article { max-width: 760px; margin: 0 auto; }
.article h2 { font-size: 1.5rem; margin-top: 1.6em; }
.article img, .article video { margin: 32px 0; width: 100%; }
.article ul { color: var(--ink-soft); }
.article .byline { display: block; font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.avatar { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; margin: 0 0 16px !important; }

/* Stat */
.stat { font-size: clamp(4rem, 10vw, 7rem); font-weight: 200; line-height: 1; margin-bottom: 12px; }

/* Footer */
.site-footer { background: var(--ink); color: rgba(255,255,255,.7); padding: 80px 0 0; font-size: .9rem; }
.site-footer h3 { color: #fff; font-size: .74rem; letter-spacing: .2em; font-weight: 500; margin-bottom: 18px; }
.site-footer p { color: rgba(255,255,255,.7); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
.footer-logo { width: 170px; margin-bottom: 24px; filter: invert(1); }
.footer-nav { list-style: none; padding: 0; margin: 0; }
.footer-nav a { text-decoration: none; display: inline-block; padding: 3px 0; }
.footer-nav a:hover { text-decoration: underline; }
.footer-nav .sub, .footer-nav .sub-toggle { display: none; }
.social { display: flex; gap: 12px; list-style: none; padding: 0; margin: 0 0 28px; }
.social a { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; }
.social a:hover { background: #fff; border-color: #fff; }
.social svg { width: 18px; height: 18px; fill: #fff; }
.social a:hover svg { fill: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding: 28px 24px; margin-top: 64px; border-top: 1px solid rgba(255,255,255,.14); font-size: .78rem; }
.footer-bottom a { text-decoration: none; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr; } }

/* WhatsApp pill, bottom right, as on the original site */
.wa-float { position: fixed; right: 16px; bottom: 16px; display: flex; align-items: center; gap: 10px; height: 52px; padding: 0 20px 0 10px; border-radius: 26px; background: #e9e9e9; color: #555; text-decoration: none; font-size: .95rem; box-shadow: 0 6px 18px rgba(0,0,0,.15); z-index: 40; }
.wa-float .wa-icon { width: 40px; height: 40px; border-radius: 50%; background: #25d366; display: grid; place-items: center; flex: none; }
.wa-float svg { width: 24px; height: 24px; fill: #fff; }
@media (max-width: 480px) { .wa-float span { display: none; } .wa-float { padding: 0 10px; } }

/* Helpers */
.mt-0 { margin-top: 0; } .mt-l { margin-top: 48px; }
.stack > * + * { margin-top: 16px; }
.img-cover { width: 100%; aspect-ratio: 4/5; object-fit: cover; background: var(--sand); }
.img-wide { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: var(--sand); }