/* NKV Elite Floor Care Inc. — site styles
   Concept: the brand stands on a freshly polished black floor. Gold is used
   like a finish: sparingly, where light would catch it. */

:root {
  --ink: #050505;          /* dense matte black */
  --stone: #0D0D0D;        /* raised surfaces, finished in lacquer */
  --stone-2: #151515;
  --gold: #D6B15C;
  --gold-hi: #F3E2AE;      /* champagne highlight */
  /* polished gold: light bands, never fading into brown */
  --gold-metal: linear-gradient(100deg, #D2A94F 0%, #F6E3A6 20%, #DDB862 38%, #FFF4D0 52%, #D9B25C 68%, #F2D990 86%, #CFA44C 100%);
  /* piano-black gloss for raised panels */
  --lacquer: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .015) 30%, transparent 55%);
  --ivory: #FDFCF9;        /* text on dark */
  --muted: #DCD7CD;
  --paper: #F5F0E5;        /* bid package document */
  --paper-ink: #1C1913;
  --line: rgba(201, 162, 78, .26);

  --sans: "Jost", "Futura", "Century Gothic", system-ui, sans-serif;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1240px;
  --section: clamp(88px, 12vw, 168px);
  --horizon: 57%;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--ivory);
  font: 400 1.0625rem/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
[id] { scroll-margin-top: 84px; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--sans); font-weight: 500; line-height: 1.1; margin: 0; letter-spacing: -.015em; }
h2 { font-size: clamp(2rem, 4.4vw, 3.6rem); }
h1, h2 {
  color: var(--gold-hi);   /* fallback where background-clip text is unsupported */
  background: var(--gold-metal);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
h3 { font-size: 1.45rem; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 3px; }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--gold); color: var(--ink); padding: 10px 16px; text-decoration: none;
}
.skip:focus { top: 12px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 26px;
  font: 400 .95rem/1 var(--sans); letter-spacing: .04em;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: background-color .25s, color .25s, border-color .25s;
}
.btn--gold {
  color: var(--ink);
  background: linear-gradient(115deg, #CDA24B, #F4DD9C 45%, #DDB862 68%, #C99E47);
  box-shadow: inset 0 1px 0 rgba(255, 250, 230, .55);
}
.btn--gold { position: relative; overflow: hidden; }
.btn--gold::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 252, 240, .55) 50%, transparent 65%) -150% 0 / 250% 100% no-repeat;
  transition: background-position .8s cubic-bezier(.4, 0, .2, 1);
}
.btn--gold:hover::after { background-position: 150% 0; }
.btn--ghost { color: var(--ivory); border-color: rgba(242, 236, 223, .35); }
.btn--ghost:hover { border-color: var(--gold-hi); color: var(--gold-hi); }
.btn--line { color: var(--gold-hi); border-color: var(--line); min-height: 42px; padding: 0 18px; }
.btn--line:hover { border-color: var(--gold); }

/* ---------- navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--gutter);
  transition: background-color .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.nav.is-solid { background: rgba(5, 5, 5, .86); backdrop-filter: blur(10px); border-color: var(--line); }
.nav__brand img { height: 54px; width: auto; margin-left: -11px; }
.nav__links { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 40px); }
.nav__links > li > a:not(.btn), .nav__services {
  position: relative; text-decoration: none; font: 400 .95rem/1 var(--sans); color: var(--ivory); opacity: .92;
}
.nav__links > li > a:not(.btn)::after, .nav__services::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 1px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.nav__links > li > a:not(.btn):hover, .nav__services:hover, .nav__group.is-open .nav__services { opacity: 1; color: var(--gold-hi); }
.nav__links > li > a:not(.btn):hover::after, .nav__services:hover::after { transform: scaleX(1); }
.nav__toggle { display: none; }

.nav__group { position: relative; }
.nav__services { display: inline-flex; align-items: center; gap: 8px; background: none; border: 0; padding: 0; cursor: pointer; }
.nav__caret { width: 6px; height: 6px; border: solid currentColor; border-width: 0 1px 1px 0; transform: translateY(-2px) rotate(45deg); transition: transform .3s; }
.nav__group.is-open .nav__caret { transform: translateY(1px) rotate(-135deg); }
.nav__menu {
  position: absolute; top: calc(100% + 22px); left: 50%;
  display: grid; grid-template-columns: repeat(3, max-content); gap: 0;
  background: var(--lacquer), rgba(8, 8, 8, .97); border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 24px 48px rgba(0, 0, 0, .55);
  opacity: 0; visibility: hidden; transform: translate(-50%, -6px);
  transition: opacity .25s, transform .3s, visibility 0s .3s;
}
.nav__menu::before { content: ""; position: absolute; left: 0; right: 0; bottom: 100%; height: 24px; }   /* keeps hover alive across the gap */
.nav__group.is-open .nav__menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); transition: opacity .25s, transform .3s; }
@media (hover: hover) and (min-width: 1001px) {
  .nav__group:hover .nav__menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); transition: opacity .25s, transform .3s; }
}
.nav__col { display: grid; align-content: start; gap: 2px; padding: 26px 30px; min-width: 220px; }
.nav__col + .nav__col { border-left: 1px solid var(--line); }
.nav__col a { text-decoration: none; color: var(--muted); font-size: .95rem; padding: 7px 0; transition: color .2s, transform .25s; }
.nav__col a:hover { color: var(--gold-hi); transform: translateX(4px); }
.nav__col .nav__head { color: var(--gold-hi); font-size: 1.05rem; font-weight: 500; padding-bottom: 12px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.nav__note { color: var(--muted); font-size: .88rem; opacity: .8; padding-top: 4px; }

@media (max-width: 1000px) {
  .nav__toggle {
    display: block; background: none; color: var(--ivory);
    border: 1px solid var(--line); font: 400 .9rem var(--sans); padding: 10px 16px; cursor: pointer;
  }
  .nav__links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(5, 5, 5, .97); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px;
    display: none;
  }
  .nav__links.is-open { display: flex; animation: drop .3s ease both; }
  .nav__links > li > a:not(.btn), .nav__services { display: flex; width: 100%; padding: 14px 0; border-bottom: 1px solid rgba(201,162,78,.12); }
  .nav__links > li > a:not(.btn)::after, .nav__services::after { display: none; }
  .nav__services { justify-content: space-between; }
  .nav__menu {
    position: static; transform: none; display: none; grid-template-columns: 1fr;
    background: none; border: 0; box-shadow: none; opacity: 1; visibility: visible;
    padding: 4px 0 8px 16px; border-left: 1px solid var(--line); margin: 6px 0 4px;
  }
  .nav__group.is-open .nav__menu { display: grid; transform: none; }
  .nav__col { padding: 6px 0; min-width: 0; }
  .nav__col + .nav__col { border-left: 0; }
  .nav__col .nav__head { border-bottom: 0; padding-bottom: 4px; margin-bottom: 0; }
  .nav__links { max-height: calc(100svh - 70px); overflow-y: auto; }
  .nav__links .btn { margin-top: 16px; width: 100%; }
  .nav__brand img { height: 46px; }
}

/* ---------- hero: polished floor ---------- */
.hero {
  position: relative;
  min-height: max(640px, 100svh);
  display: flex; align-items: flex-end;
  background:
    radial-gradient(60% 55% at 50% 38%, #1c1a16 0%, #0b0b0b 52%, #030303 100%);
  overflow: hidden;
  isolation: isolate;
}
.hero__stage { position: absolute; inset: 0; --w: clamp(200px, min(25vw, 48svh), 360px); }

.hero__mark {
  position: absolute; left: 50%; bottom: calc(100% - var(--horizon));
  width: var(--w);
  transform: translate(-50%, 5.5%);     /* SVG has a 60-unit bottom margin; leave ~30 units of air above the floor */
  animation: rise 1.4s cubic-bezier(.2,.7,.2,1) both;
}
.hero__logo { width: 100%; height: auto; }
.hero__shine {
  position: absolute; inset: 0;
  -webkit-mask: url(assets/nkv-elite-boxed-gold.svg) center / 100% 100% no-repeat;
          mask: url(assets/nkv-elite-boxed-gold.svg) center / 100% 100% no-repeat;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 248, 225, .95) 50%, transparent 62%) 160% 0 / 260% 100% no-repeat;
  animation: shine 1.6s .9s cubic-bezier(.4,0,.2,1) both;
  mix-blend-mode: screen;
}

.hero__floor {
  position: absolute; left: 0; right: 0; bottom: 0; top: var(--horizon);
  background: linear-gradient(#0d0d0d, #020202 75%);
  overflow: hidden;
}
/* the horizon: where the wall meets the floor */
.hero__floor::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px; z-index: 2;
  background: linear-gradient(90deg, transparent, rgba(235, 217, 166, .55) 30%, rgba(235, 217, 166, .55) 70%, transparent);
}
/* gloss layer: reflection + sheen, revealed by the polishing pass */
.hero__reflection, .hero__specular {
  clip-path: inset(0 100% 0 0);
  animation: polish 1.9s 1.5s cubic-bezier(.55,.1,.35,1) forwards;
}
.hero__reflection {
  position: absolute; left: 50%; top: calc(var(--w) * -.0558);   /* mirrors the 8% gap below the horizon */
  width: var(--w); height: auto;
  transform: translateX(-50%) scaleY(-1);
  opacity: .55; filter: blur(.4px);
  -webkit-mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.35) 30%, transparent 62%);
          mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.35) 30%, transparent 62%);
}
.hero__specular {
  position: absolute; inset: 0;
  background:
    radial-gradient(30% 50% at var(--mx, 50%) var(--my, 0%), rgba(235, 217, 166, .16), transparent 70%),
    linear-gradient(180deg, rgba(235, 217, 166, .07), transparent 40%);
  mix-blend-mode: screen;
}
.hero__pass {
  position: absolute; top: 0; bottom: 0; left: 0; width: 22vw;
  background: linear-gradient(90deg, transparent, rgba(235, 217, 166, .18) 45%, rgba(255, 250, 235, .32) 50%, transparent);
  transform: translateX(-100%);
  animation: pass 1.9s 1.5s cubic-bezier(.55,.1,.35,1) forwards;
  pointer-events: none;
}

.hero__copy {
  position: relative; z-index: 3;
  width: 100%; max-width: var(--max); margin: 0 auto;
  padding: 0 var(--gutter) clamp(36px, 6vh, 64px);
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 18px 56px; align-items: end;
  animation: appear 1s 2.9s both;
}
.hero__copy h1 { font-size: clamp(2.3rem, 4.8vw, 4.4rem); grid-row: span 2; max-width: 13em; }
.hero__copy p { color: var(--muted); max-width: 34em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

@media (max-width: 820px) {
  /* on phones the copy is too tall to overlay the stage, so the stage gets its own height and the copy follows below */
  .hero { --horizon: 62%; display: block; min-height: 0; }
  .hero__stage { --w: min(57vw, 276px); position: relative; height: calc(var(--w) * 1.75 + 80px); }
  .hero__copy { grid-template-columns: 1fr; padding-top: 0; }
  .hero__copy h1 { grid-row: auto; }
  .hero__actions .btn { flex: 1 1 200px; }
}

@keyframes rise { from { opacity: 0; translate: 0 18px; } to { opacity: 1; translate: 0 0; } }
@keyframes shine { from { background-position: 160% 0; } to { background-position: -60% 0; } }
@keyframes polish { to { clip-path: inset(0 0 0 0); } }
@keyframes pass { to { transform: translateX(100vw); } }
@keyframes appear { from { opacity: 0; } to { opacity: 1; } }

/* ---------- shared section layout ---------- */
.statement, .surfaces, .interiors, .cleaning, .process, .tenders, .sectors, .areas, .contact, .reach {
  max-width: var(--max); margin: 0 auto; padding: var(--section) var(--gutter) 0;
}
.section-head { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 24px 64px; align-items: end; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head p { color: var(--muted); max-width: 32em; }
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }

/* ---------- statement ---------- */
.statement__title { font-size: clamp(2.3rem, 5.4vw, 4.6rem); color: var(--gold-hi); margin-bottom: clamp(28px, 4vw, 48px); max-width: 14em; }
.statement__text {
  font-size: clamp(1.25rem, 2.1vw, 1.75rem); line-height: 1.45;
  max-width: 30em; color: var(--ivory);
}
.statement__sub { margin-top: 24px; max-width: 40em; color: var(--muted); font-size: 1.1rem; }
.statement__facts {
  margin: clamp(48px, 7vw, 88px) 0 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.statement__facts div { padding: 26px 28px 0 0; }
.statement__facts div + div { padding-left: 28px; border-left: 1px solid var(--line); }
.statement__facts dt { font-size: 1.3rem; font-weight: 500; color: var(--gold-hi); margin-bottom: 6px; }
.statement__facts dd { margin: 0; color: var(--muted); }
@media (max-width: 820px) {
  .statement__facts { grid-template-columns: 1fr; }
  .statement__facts div, .statement__facts div + div { padding: 22px 0; border-left: 0; border-bottom: 1px solid var(--line); }
}

/* ---------- floor care services ---------- */
.floorsvc { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 36px); margin-bottom: clamp(64px, 8vw, 104px); }
.floorsvc__item {
  border: 1px solid var(--line); background: var(--lacquer), var(--stone);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
  padding: 0 clamp(24px, 3vw, 40px) clamp(28px, 3vw, 40px);
}
.floorsvc__finish { display: block; height: 128px; margin: 0 calc(-1 * clamp(24px, 3vw, 40px)) 28px; position: relative; overflow: hidden; }
/* strip & wax: worn finish on the left, fresh wax on the right */
.floorsvc__finish--wax {
  background:
    linear-gradient(90deg, rgba(120, 98, 48, .45) 0 50%, transparent 50%),
    conic-gradient(#d9d2c3 25%, #b9b09e 0 50%, #d9d2c3 0 75%, #b9b09e 0) 0 0 / 64px 64px;
}
.floorsvc__finish--wax::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: var(--gold-hi); box-shadow: 0 0 12px rgba(243, 226, 174, .8);
}
.floorsvc__finish--stone {          /* polished marble: soft veins, no pattern */
  background:
    linear-gradient(115deg, transparent 30%, rgba(120, 110, 95, .32) 31%, transparent 33%),
    linear-gradient(160deg, transparent 55%, rgba(150, 135, 110, .28) 56%, transparent 58.5%),
    linear-gradient(70deg, transparent 68%, rgba(110, 100, 85, .22) 69%, transparent 70.5%),
    linear-gradient(135deg, #e9e4d8, #d6cfbf 45%, #efeadf 62%, #cfc6b4);
}
.floorsvc__finish::after {          /* gloss that crosses once when the card comes into view */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, .7) 50%, transparent 65%) 200% 0 / 250% 100% no-repeat;
}
.floorsvc__finish--wax::after { left: 50%; }
.is-in .floorsvc__finish::after { animation: gloss 1.6s .5s cubic-bezier(.4, 0, .2, 1) both; }
@keyframes gloss { from { background-position: 200% 0; } to { background-position: -100% 0; } }
.floorsvc__item h3 { margin-bottom: 12px; }
.floorsvc__item > p:not(.freq) { color: var(--muted); }
.floorsvc__item ul { margin: 22px 0; }
.floorsvc__item li { padding: 9px 0 9px 22px; position: relative; border-top: 1px solid rgba(242, 236, 223, .08); }
.floorsvc__item li::before { content: ""; position: absolute; left: 0; top: 1.2em; width: 10px; height: 1px; background: var(--gold); }
.floorsvc__item .freq strong { font-weight: 500; color: var(--gold-hi); }
.surfaces__lead { color: var(--muted); margin-bottom: 28px; font-size: 1.1rem; }
@media (max-width: 820px) { .floorsvc { grid-template-columns: 1fr; } }

/* ---------- surfaces ---------- */
.surfaces__body {
  display: grid; grid-template-columns: 220px minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(24px, 4vw, 56px); align-items: center;
}
.surfaces__tabs { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.surfaces__tabs button {
  background: none; border: 0; border-bottom: 1px solid var(--line);
  color: var(--muted); text-align: left; cursor: pointer;
  font: 400 1.05rem var(--sans); padding: 15px 0 15px 18px; position: relative;
  transition: color .2s;
}
.surfaces__tabs button::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 7px; height: 7px;
  border: 1px solid var(--line); transform: translateY(-50%) rotate(45deg);
}
.surfaces__tabs button:hover { color: var(--ivory); }
.surfaces__tabs button[aria-selected="true"] { color: var(--gold-hi); }
.surfaces__tabs button[aria-selected="true"]::before { background: var(--gold); border-color: var(--gold); }

/* a material sample, laid down like a floor */
.surfaces__swatch {
  position: relative; aspect-ratio: 1; width: 100%; max-width: 420px; justify-self: center;
  transform: perspective(900px) rotateX(48deg) rotateZ(-8deg);
  box-shadow: 0 50px 60px -30px rgba(0,0,0,.9), 0 0 0 1px rgba(235,217,166,.25);
  overflow: hidden;
  transition: background .5s, transform .6s cubic-bezier(.3,.7,.2,1);
}
.surfaces__gloss {
  position: absolute; inset: -20%;
  background: linear-gradient(120deg, transparent 35%, rgba(255, 252, 240, .45) 50%, transparent 65%);
  transform: translateX(-70%);
}
.surfaces__swatch.is-polishing .surfaces__gloss { animation: gloss 1.1s cubic-bezier(.4,0,.2,1); }
@keyframes gloss { from { transform: translateX(-70%); } to { transform: translateX(70%); } }

.surfaces__swatch[data-surface="vct"] {
  background: conic-gradient(#d9d2c3 25%, #b9b09e 0 50%, #d9d2c3 0 75%, #b9b09e 0) 0 0 / 25% 25%;
}
.surfaces__swatch[data-surface="stone"] {
  background:
    radial-gradient(circle at 20% 30%, #7c6f5b 0 3px, transparent 4px),
    radial-gradient(circle at 70% 60%, #b28f4e 0 4px, transparent 5px),
    radial-gradient(circle at 45% 80%, #3f3a33 0 2px, transparent 3px),
    radial-gradient(circle at 85% 15%, #f3eee3 0 5px, transparent 6px),
    radial-gradient(circle at 10% 75%, #9a8f7d 0 6px, transparent 7px),
    radial-gradient(circle at 55% 25%, #5d554b 0 2.5px, transparent 3.5px),
    #d4cbb9;
  background-size: 58px 58px, 71px 71px, 43px 43px, 83px 83px, 97px 97px, 37px 37px, auto;
}
.surfaces__swatch[data-surface="concrete"] {
  background:
    radial-gradient(40% 35% at 30% 40%, rgba(255,255,255,.12), transparent),
    radial-gradient(35% 30% at 75% 70%, rgba(0,0,0,.12), transparent),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 .5 0 0 0 0 .49 0 0 0 0 .47 0 0 0 .35 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E"),
    #8e8a83;
}
.surfaces__swatch[data-surface="wood"] {
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.35) 0 1.5px, transparent 1.5px 20%),
    repeating-linear-gradient(90deg, #6e4b2d 0 4px, #7d5735 4px 9px, #694629 9px 15px, #855e3a 15px 19px),
    #6e4b2d;
}
.surfaces__swatch[data-surface="tile"] {
  background:
    linear-gradient(#9d9586 3px, transparent 3px) 0 0 / 33.333% 33.333%,
    linear-gradient(90deg, #9d9586 3px, transparent 3px) 0 0 / 33.333% 33.333%,
    #e7e1d4;
}
.surfaces__swatch[data-surface="carpet"] {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.6' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 .2 0 0 0 0 .22 0 0 0 0 .26 0 0 0 .7 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E"),
    repeating-linear-gradient(0deg, rgba(255,255,255,.04) 0 2px, transparent 2px 5px),
    #474c55;
}

.surfaces__panels h3 { font-size: clamp(1.7rem, 2.6vw, 2.2rem); margin-bottom: 14px; }
.surfaces__panels p { color: var(--muted); }
.surfaces__panels ul { margin: 22px 0; border-top: 1px solid var(--line); }
.surfaces__panels li { padding: 11px 0 11px 22px; border-bottom: 1px solid rgba(201,162,78,.12); position: relative; }
.surfaces__panels li::before { content: ""; position: absolute; left: 0; top: 1.25em; width: 10px; height: 1px; background: var(--gold); }
.surfaces__panels .freq { color: var(--ivory); font-size: .97rem; }
.surfaces__panels .freq strong { font-weight: 500; color: var(--gold-hi); }

@media (max-width: 1000px) {
  .surfaces__body { grid-template-columns: 1fr; }
  .surfaces__tabs { flex-direction: row; overflow-x: auto; border-top: 0; border-bottom: 1px solid var(--line); scrollbar-width: none; }
  .surfaces__tabs button { flex: 0 0 auto; border-bottom: 2px solid transparent; padding: 14px 16px; white-space: nowrap; }
  .surfaces__tabs button::before { display: none; }
  .surfaces__tabs button[aria-selected="true"] { border-bottom-color: var(--gold); }
  .surfaces__swatch { max-width: 300px; margin: 8px 0 -40px; }
}

/* ---------- renovations: one continuous wall, left to right through the job ---------- */
.interiors__stages { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stage__wall {
  display: block; height: clamp(170px, 20vw, 260px);
  -webkit-box-reflect: below 0 linear-gradient(transparent 72%, rgba(0, 0, 0, .22));
}
.stage + .stage .stage__wall { border-left: 1px solid rgba(0, 0, 0, .35); }
.stage__wall--studs {
  background:
    linear-gradient(#c29d63, #c29d63) 0 0 / 100% 6% no-repeat,
    linear-gradient(#c29d63, #c29d63) 0 100% / 100% 6% no-repeat,
    repeating-linear-gradient(90deg, transparent 0 15%, #c9a46a 15% 21%, #a98450 21% 22%, transparent 22% 33.333%),
    radial-gradient(80% 70% at 50% 45%, #3a342c, #211e19);
}
.stage__wall--drywall {
  background:
    linear-gradient(90deg, transparent 45%, rgba(255,255,255,.75) 47.5%, rgba(120,110,95,.14) 50%, rgba(255,255,255,.75) 52.5%, transparent 55%),
    radial-gradient(circle, #b9b2a3 0 1.6px, transparent 2.4px) 14% 0 / 30% 16.6% repeat-y,
    radial-gradient(circle, #b9b2a3 0 1.6px, transparent 2.4px) 86% 0 / 30% 16.6% repeat-y,
    linear-gradient(180deg, #f1eee7, #e2ddd2);
}
.stage__wall--paint {
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 6%, transparent 6% 12%),
    linear-gradient(180deg, #384a55, #2c3b44);
}
.stage__body { padding: clamp(56px, 6vw, 80px) clamp(18px, 3vw, 40px) 0 0; }
.stage + .stage .stage__body { padding-left: clamp(18px, 3vw, 40px); border-left: 1px solid var(--line); }
.stage h3 { font-size: clamp(1.6rem, 2.4vw, 2.05rem); margin-bottom: 12px; }
.stage p { color: var(--muted); }
.stage ul { margin: 20px 0; border-top: 1px solid var(--line); }
.stage li { padding: 10px 0 10px 22px; border-bottom: 1px solid rgba(201,162,78,.12); position: relative; }
.stage li::before { content: ""; position: absolute; left: 0; top: 1.2em; width: 10px; height: 1px; background: var(--gold); }
.stage .freq { color: var(--ivory); font-size: .97rem; }
.stage .freq strong { font-weight: 500; color: var(--gold-hi); }
@media (max-width: 900px) {
  .interiors__stages { grid-template-columns: 1fr; gap: 56px; }
  .stage__wall { height: 150px; }
  .stage + .stage .stage__wall { border-left: 0; }
  .stage__body, .stage + .stage .stage__body { padding: 40px 0 0; border-left: 0; }
}

.interiors__projects {
  margin-top: clamp(56px, 7vw, 88px); padding: clamp(28px, 4vw, 44px);
  border: 1px solid var(--line); background: var(--lacquer), var(--stone);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 20px 48px; align-items: center;
}
.interiors__projects h3 { font-size: 1.35rem; color: var(--gold-hi); }
.interiors__projects ul { display: flex; flex-wrap: wrap; gap: 10px 12px; }
.interiors__projects li { border: 1px solid rgba(242, 236, 223, .2); padding: 7px 14px; font-size: .98rem; }
@media (max-width: 1000px) {
  .interiors__projects { grid-template-columns: 1fr; }
  .interiors__projects .btn { justify-self: start; }
}

/* ---------- office cleaning: a secondary service, deliberately compact ---------- */
.cleaning { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 32px clamp(40px, 6vw, 88px); align-items: start; }
.cleaning__intro { padding-top: 28px; border-top: 1px solid var(--line); }
.cleaning h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); }
.cleaning__intro p { color: var(--muted); margin: 14px 0 24px; max-width: 30em; }
.cleaning__list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 32px; border-top: 1px solid var(--line); padding-top: 14px; }
.cleaning__list li { padding: 10px 0 10px 22px; position: relative; color: var(--ivory); }
.cleaning__list li::before { content: ""; position: absolute; left: 0; top: 1.2em; width: 10px; height: 1px; background: var(--gold); }
@media (max-width: 820px) {
  .cleaning, .cleaning__list { grid-template-columns: 1fr; }
}

/* ---------- process (a real sequence, so it is numbered) ---------- */
.process h2 { margin-bottom: clamp(40px, 6vw, 72px); }
.process__steps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); counter-reset: step; }
.process__steps li { counter-increment: step; padding: 0 22px 0 0; position: relative; }
.process__steps li::before {
  content: counter(step);
  display: block; font: 500 3rem/1 var(--sans); color: var(--gold);
  padding-bottom: 18px; margin-bottom: 20px; border-bottom: 1px solid var(--line);
}
.process__steps h3 { font-size: 1.25rem; margin-bottom: 10px; }
.process__steps p { color: var(--muted); font-size: .98rem; }
@media (max-width: 1000px) {
  .process__steps { grid-template-columns: 1fr; gap: 0; }
  .process__steps li { display: grid; grid-template-columns: 64px 1fr; padding: 22px 0; border-bottom: 1px solid var(--line); }
  .process__steps li::before { grid-row: span 2; font-size: 2.4rem; border: 0; padding: 0; margin: 0; }
}

/* ---------- tenders: a document laid on the dark floor ---------- */
.tenders { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: clamp(40px, 7vw, 100px); align-items: center; }
.tenders__intro p { color: var(--muted); margin: 22px 0 32px; max-width: 30em; }
.dossier {
  background: var(--paper); color: var(--paper-ink);
  padding: clamp(28px, 4vw, 48px);
  transform: rotate(-1.6deg);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.85), 0 2px 0 rgba(0,0,0,.2);
  position: relative;
}
.dossier::after { /* the reflection of the page on the floor */
  content: ""; position: absolute; left: 6%; right: 6%; bottom: -26px; height: 26px;
  background: radial-gradient(50% 100% at 50% 0, rgba(245, 240, 229, .12), transparent);
}
.dossier__head { display: flex; gap: 14px; align-items: center; padding-bottom: 20px; margin-bottom: 8px; border-bottom: 1px solid rgba(28,25,19,.18); }
.dossier__head img { background: var(--ink); padding: 6px; }
.dossier__head strong { display: block; font: 500 1.5rem var(--sans); }
.dossier__head span { font-size: .9rem; color: #6b6352; }
.dossier__list li { padding: 11px 0 11px 34px; border-bottom: 1px solid rgba(28,25,19,.1); position: relative; }
.dossier__list li::before {
  content: ""; position: absolute; left: 4px; top: 15px; width: 12px; height: 7px;
  border-left: 2px solid #9C7632; border-bottom: 2px solid #9C7632; transform: rotate(-45deg);
}
@media (max-width: 900px) { .tenders { grid-template-columns: 1fr; } .dossier { transform: rotate(-1deg); } }

/* ---------- sectors ---------- */
.sectors h2 { margin-bottom: 36px; }
.sectors__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 64px; border-top: 1px solid var(--line); }
.sectors__list li {
  font: 400 clamp(1.3rem, 2.2vw, 1.8rem)/1.25 var(--sans);
  padding: 22px 0; border-bottom: 1px solid var(--line);
}
@media (max-width: 700px) { .sectors__list { grid-template-columns: 1fr; } }

/* ---------- areas we serve ---------- */
.areas { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 32px clamp(40px, 6vw, 96px); align-items: start; }
.areas__intro p { color: var(--muted); margin-top: 18px; max-width: 26em; }
.areas__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 32px; border-top: 1px solid var(--line); padding-top: 10px; }
.areas__list li { padding: 11px 0 11px 22px; position: relative; font-size: 1.1rem; }
.areas__list li::before { content: ""; position: absolute; left: 0; top: 1.3em; width: 10px; height: 1px; background: var(--gold); }
@media (max-width: 900px) { .areas { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .areas__list { grid-template-columns: 1fr 1fr; } }

/* ---------- contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(40px, 6vw, 96px); }
.contact__intro p { color: var(--muted); margin: 22px 0 36px; max-width: 28em; }
.contact__direct div { padding: 14px 0; border-top: 1px solid var(--line); }
.contact__direct dt { font-size: .9rem; color: var(--muted); }
.contact__direct dd { margin: 0; font: 500 1.35rem var(--sans); }
.contact__direct a { text-decoration: none; }
.contact__direct a:hover { color: var(--gold-hi); }

.form { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08); background: var(--lacquer), var(--stone); border: 1px solid var(--line); padding: clamp(24px, 4vw, 48px); display: grid; gap: 22px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form label { display: grid; gap: 6px; font-size: .92rem; color: var(--muted); }
.form input:not([type="checkbox"]), .form select, .form textarea {
  font: 400 1rem var(--sans); color: var(--ivory);
  background: transparent; border: 0; border-bottom: 1px solid rgba(242,236,223,.25);
  padding: 10px 0; border-radius: 0; width: 100%;
}
.form select option { background: var(--stone); }
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-bottom-color: var(--gold-hi); }
.form [aria-invalid="true"] { border-bottom-color: #E07A5F; }
.form__services { border: 0; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 22px; }
.form__services legend { font-size: .92rem; color: var(--muted); margin-bottom: 10px; padding: 0; }
.form__services label { display: flex; align-items: center; gap: 10px; color: var(--ivory); font-size: 1rem; cursor: pointer; }
.form input[type="checkbox"] { accent-color: var(--gold); width: 18px; height: 18px; }
.form .btn { justify-self: start; }
.form__status { min-height: 1.5em; color: var(--gold-hi); }
.form__status.is-error { color: #E9967A; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .form__row, .form__services { grid-template-columns: 1fr; } .form .btn { width: 100%; } }

/* ---------- contact us ---------- */
.reach {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 40px clamp(40px, 6vw, 96px);
  padding-bottom: var(--section);
}
.reach__intro p { color: var(--muted); margin-top: 22px; max-width: 28em; }
.reach__direct { grid-column: 1; align-self: start; }
.reach__direct div { padding: 16px 0; border-top: 1px solid var(--line); }
.reach__direct dt { font-size: .9rem; color: var(--muted); }
.reach__direct dd { margin: 0; font: 500 1.3rem var(--sans); }
.reach__direct a { text-decoration: none; }
.reach__direct a:hover { color: var(--gold-hi); }
.reach__more { display: block; margin-top: 4px; font: 400 .95rem var(--sans); color: var(--muted); text-decoration: underline !important; text-underline-offset: 3px; }
.reach .form { grid-column: 2; grid-row: 1 / span 2; align-self: start; }
@media (max-width: 900px) { .reach { grid-template-columns: 1fr; } .reach__direct, .reach .form { grid-column: auto; grid-row: auto; } }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); text-align: center; padding: 56px var(--gutter) 40px; color: var(--muted); font-size: .95rem; }
.footer__logo { margin: 0 auto 18px; width: 160px; height: auto; }
.footer__phone { color: var(--gold-hi); text-decoration: none; }
.footer__phone:hover { text-decoration: underline; }
.footer__link { color: inherit; text-underline-offset: 3px; }
.footer__link:hover { color: var(--gold-hi); }
.footer__legal { margin-top: 8px; font-size: .85rem; opacity: .7; }

/* ---------- reveal on scroll ---------- */
.js [data-reveal], .js [data-reveal-group] > * {
  opacity: 0; transform: translateY(18px);
  transition: opacity .9s cubic-bezier(.2, .7, .2, 1), transform .9s cubic-bezier(.2, .7, .2, 1);
  transition-delay: calc(var(--i, 0) * 110ms);
}
.js [data-reveal].is-in, .js [data-reveal-group].is-in > * { opacity: 1; transform: none; }
@keyframes drop { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; transition: none !important; }
  .hero__pass { display: none; }
  .js [data-reveal], .js [data-reveal-group] > * { opacity: 1; transform: none; }
}