/*
Theme Name: Basalt Stone Hungary
Theme URI: https://basaltstone.hu/
Author: Basalt Stone Hungary
Description: Thème multilingue sur mesure pour Basalt Stone Hungary Zrt.
Version: 1.0.0
Requires at least: 6.5
Requires PHP: 8.1
Text Domain: basalt
*/

:root {
  --background: #0a0d0f;
  --surface: #101519;
  --surface-2: #151b1f;
  --foreground: #f4f2ed;
  --muted: #aeb2b3;
  --gold: #d6a64f;
  --gold-bright: #e3ba70;
  --line: rgba(214, 166, 79, 0.42);
}

@theme inline {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --font-sans: Arial, Helvetica, sans-serif;
  --font-mono: "Courier New", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}
body.admin-bar .site-header { top: 32px; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 34px;
  padding: 0 3.7vw;
  background: rgba(8, 11, 13, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.brand, .hero-brandline {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: max-content;
}
.brand-mark { display: block; width: 47px; height: 47px; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-mark img { width: 100%; height: 100%; display: block; object-fit: contain; }
.brand-mark svg path:first-child { fill: var(--gold-bright); }
.brand-mark svg path:last-child {
  fill: none;
  stroke: #111416;
  stroke-width: 4.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.brand-copy, .hero-brandline > span:last-child { display: grid; line-height: 1; }
.brand-copy strong, .hero-brandline strong { font-size: 17px; letter-spacing: 0.06em; }
.brand-copy small, .hero-brandline small {
  margin-top: 5px;
  color: var(--gold-bright);
  font-size: 12px;
  line-height: 1.15;
  letter-spacing: 0.24em;
}

.site-header nav {
  height: 76px;
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: clamp(15px, 1.45vw, 26px);
}
.site-header nav a {
  display: flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  font-size: clamp(11px, 0.75vw, 14px);
  font-weight: 700;
  text-transform: uppercase;
  white-space: nowrap;
  transition: 180ms ease;
}
.site-header nav a:hover, .site-header nav a.active {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

.header-actions, .languages { display: flex; align-items: center; }
.header-actions { gap: 18px; }
.languages { gap: 11px; }
.languages a { color: var(--muted); font-size: 12px; font-weight: 700; }
.languages a.active, .languages a:hover { color: var(--gold-bright); }

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 0 25px;
  border: 1px solid var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  color: #111416;
}
.button-outline { background: rgba(7, 10, 12, 0.46); color: var(--foreground); }
.button-small { min-height: 38px; padding: 0 16px; gap: 8px; font-size: 11px; }

.hero {
  position: relative;
  min-height: 590px;
  overflow: hidden;
  display: flex;
  align-items: center;
  background: var(--basalt-hero-image) center 48% / cover no-repeat;
}
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 9, 12, 0.96) 0%, rgba(5, 9, 12, 0.78) 26%, rgba(5, 9, 12, 0.12) 64%, rgba(5, 9, 12, 0.2) 100%),
    linear-gradient(0deg, rgba(6, 9, 11, 0.78) 0%, transparent 42%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(590px, 46vw);
  margin-left: 4.6vw;
  padding: 58px 0 110px;
}
.hero-brandline { margin-bottom: 34px; }
.brand-mark-large {
  width: 78px;
  height: 78px;
  padding: 9px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: #070a0c;
}
.hero-brandline strong { font-size: clamp(24px, 2vw, 34px); }
.hero-brandline small { font-size: 15px; }
.hero h1 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(39px, 3.3vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.035em;
}
.hero h1 span {
  display: block;
  margin-top: 8px;
  color: var(--gold-bright);
  font-size: 0.78em;
}
.hero-content > p {
  max-width: 500px;
  margin: 22px 0 29px;
  color: #eef0f1;
  font-size: 17px;
  line-height: 1.55;
}
.hero-buttons { display: flex; gap: 18px; }
.hero-rail {
  position: absolute;
  z-index: 2;
  top: 56px;
  right: 4.2vw;
  width: 54vw;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
.hero-rail > div {
  min-height: 89px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 6px;
  padding: 0 18px;
  border-left: 1px solid rgba(255, 255, 255, 0.26);
  text-shadow: 0 2px 18px #000;
}
.hero-rail strong { font-size: 14px; }
.hero-rail span { color: rgba(255, 255, 255, 0.88); font-size: 12.5px; line-height: 1.35; }

.value-strip {
  min-height: 105px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  padding: 0 4.6vw;
  background: linear-gradient(90deg, #11171a, #0d1215 58%, #13191c);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.value-strip > div {
  min-height: 58px;
  display: flex;
  align-items: center;
  gap: 21px;
  padding: 0 33px;
  border-right: 1px solid rgba(214, 166, 79, 0.28);
}
.value-strip > div:first-child { padding-left: 0; }
.value-strip > div:last-child { border: 0; }
.value-strip b { color: var(--gold-bright); font-size: 38px; font-weight: 400; }
.value-strip span { display: grid; gap: 4px; }
.value-strip strong { font-size: 13px; line-height: 1.3; }
.value-strip small { color: #c2c5c5; font-size: 12px; line-height: 1.35; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mobile-menu { display: none; }
.eyebrow {
  display: block;
  margin-bottom: 10px;
  color: var(--gold-bright);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.section-intro h2,
.page-heading h1,
.about-copy h2,
.dual-section h2,
.closing-section h2,
.quarry-copy h1 {
  margin: 0;
  font-size: clamp(29px, 2.5vw, 46px);
  line-height: 1.03;
  letter-spacing: -0.035em;
}
.section-intro > p,
.page-heading p,
.about-copy > p,
.dual-section p,
.closing-section p,
.quarry-copy > p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}
.text-link {
  display: inline-flex;
  gap: 18px;
  margin-top: 19px;
  color: var(--gold-bright);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.uses-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) 4.1fr;
  gap: 36px;
  padding: 38px 3.7vw;
  background:
    radial-gradient(circle at 7% 20%, rgba(214, 166, 79, 0.08), transparent 22%),
    #f2f1ed;
  color: #111517;
}
.uses-intro { align-self: center; padding: 10px 0; }
.uses-intro h2 { max-width: 300px; font-size: clamp(25px, 2vw, 36px); }
.uses-intro p { max-width: 360px; color: #4a4e50; }
.uses-intro .button { margin-top: 3px; }
.use-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.use-card {
  position: relative;
  min-height: 245px;
  overflow: hidden;
  background: #11171a;
  color: #fff;
  transition: transform 220ms ease;
}
.use-card:hover { transform: translateY(-5px); }
.infrastructure-scene {
  position: absolute;
  inset: 0 0 76px;
  display: block;
  background: #11171a;
}
.scene-0 { background-position: 0% center; }
.scene-1 { background-position: 25% center; }
.scene-2 { background-position: 50% center; }
.scene-3 { background-position: 75% center; }
.scene-4 { background-position: 100% center; }
.infrastructure-scene.custom-card-image {
  overflow: hidden;
}
.basalt-picture, .card-image { width: 100%; height: 100%; display: block; }
.card-image { object-fit: cover; object-position: center; }
.use-card-copy {
  position: absolute;
  inset: auto 0 0;
  min-height: 80px;
  display: grid;
  align-content: center;
  padding: 13px 15px;
  background: linear-gradient(180deg, #151b1f, #0e1316);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.use-card-copy strong { font-size: 13px; line-height: 1.3; }
.use-card-copy small { margin-top: 6px; color: #c2c5c5; font-size: 11.5px; line-height: 1.35; }
.use-card-copy i { position: absolute; right: 13px; top: 15px; color: var(--gold); font-style: normal; }

.about-section {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  min-height: 520px;
  background: #0e1316;
}
.about-image {
  min-height: 450px;
  background:
    linear-gradient(90deg, transparent 65%, #0e1316 100%),
    var(--basalt-quarry-image) center / cover no-repeat;
}
.about-copy {
  align-self: center;
  max-width: 620px;
  padding: 70px 5vw 70px 2vw;
}
.about-copy > p { max-width: 580px; }
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 30px;
  background: rgba(214, 166, 79, 0.24);
}
.stat-row > div { display: grid; gap: 6px; padding: 20px 15px; background: #11171a; }
.stat-row strong { color: var(--gold-bright); font-size: 21px; }
.stat-row span { color: #c2c5c5; font-size: 12px; line-height: 1.35; }

.dual-section { display: grid; grid-template-columns: 1fr 1fr; }
.dual-section article {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 56px max(5vw, 30px);
  isolation: isolate;
}
.dual-section article::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: var(--basalt-logistics-image);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  filter: saturate(0.55);
}
.dual-section article::after { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(5, 8, 10, 0.96), rgba(5, 8, 10, 0.58)); }
.dual-section article:last-child::before { background-image: var(--basalt-quality-image); }
.dual-section h2 { max-width: 520px; }
.dual-section p { max-width: 540px; color: #d0d3d4; }

.closing-section {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 45px 20px;
  text-align: center;
  background:
    linear-gradient(rgba(6, 9, 11, 0.83), rgba(6, 9, 11, 0.92)),
    var(--basalt-aggregate-image) center 60% / cover no-repeat;
}
.closing-section h2 { color: var(--gold-bright); }
.closing-section p { margin: 10px 0 22px; color: #e6e7e6; }
.js .about-image.lazy-bg:not(.is-bg-loaded),
.js .closing-section.lazy-bg:not(.is-bg-loaded) { background-image: none; }
.js .dual-section article.lazy-bg:not(.is-bg-loaded)::before { background-image: none; }

.site-footer {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.75fr 0.9fr 1.35fr;
  gap: 42px;
  padding: 42px 4.6vw 22px;
  background: linear-gradient(120deg, #14191c, #0b0f11);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #aeb2b3;
  font-size: 13px;
  line-height: 1.5;
}
.site-footer > div { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.site-footer h3 { margin: 0 0 6px; color: #f4f2ed; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.site-footer a:hover { color: var(--gold-bright); }
.footer-brand p { max-width: 180px; line-height: 1.5; }
.newsletter p { margin: 0 0 4px; }
.newsletter form { display: flex; width: 100%; }
.newsletter input {
  min-width: 0;
  flex: 1;
  height: 36px;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  outline: none;
  background: #0d1113;
  color: #fff;
}
.newsletter button {
  min-width: max-content;
  padding: 0 13px;
  border: 0;
  background: var(--gold);
  color: #111416;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}
.copyright { grid-column: 1 / -1; padding-top: 15px; border-top: 1px solid rgba(255, 255, 255, 0.08); }

.inner-page { position: relative; min-height: 680px; overflow: hidden; background: #0b0f11; }
.inner-shell { position: relative; z-index: 2; width: min(1440px, calc(100% - 7.4vw)); margin: 0 auto; padding: 54px 0 50px; }
.page-heading { max-width: 650px; margin-bottom: 27px; }
.page-heading h1 { font-size: clamp(34px, 3.2vw, 54px); }
.page-heading p { max-width: 520px; margin-bottom: 0; }
.page-texture,
.projects-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 5%, transparent 0, rgba(8, 11, 13, 0.3) 24%, #0b0f11 61%),
    var(--basalt-aggregate-image) 85% 2% / 50% auto no-repeat;
  opacity: 0.5;
}
.projects-backdrop { background: linear-gradient(rgba(9, 12, 14, 0.88), rgba(9, 12, 14, 0.96)), var(--basalt-quarry-image) center / cover no-repeat; opacity: 1; }
.filter-tabs { display: flex; flex-wrap: wrap; margin-bottom: 22px; }
.filter-tabs button {
  min-width: 112px;
  min-height: 40px;
  padding: 0 17px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(12, 16, 19, 0.78);
  color: #c5c7c7;
  font-size: 11px;
  line-height: 1.25;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
}
.filter-tabs button.active, .filter-tabs button:hover { border-color: var(--gold); background: var(--gold); color: #111416; }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.product-card { overflow: hidden; background: #0c1114; border: 1px solid rgba(214, 166, 79, 0.48); }
.product-image { height: 156px; overflow: hidden; background: #11171a; filter: grayscale(0.55); transition: transform 240ms ease, filter 240ms ease; }
.product-image.custom-product-image { background: #11171a; }
.product-card:hover .product-image { transform: scale(1.04); filter: grayscale(0); }
.product-image-0 { background-size: 130%; background-position: 2% 80%; }
.product-image-1 { background-size: 175%; background-position: 28% 54%; }
.product-image-2 { background-size: 160%; background-position: 48% 44%; }
.product-image-3 { background-size: 150%; background-position: 75% 55%; }
.product-image-4 { background-size: 125%; background-position: 100% 38%; }
.product-image-5 { background-size: 195%; background-position: 63% 60%; }
.product-image-6 { background-size: 145%; background-position: 90% 90%; }
.product-image-7 { background-size: 210%; background-position: 12% 62%; }
.product-card-copy { min-height: 85px; padding: 16px; }
.product-card h2 { margin: 0 0 14px; color: var(--gold-bright); font-size: 14px; line-height: 1.35; }
.product-card h2 span { color: #e7e7e7; font-size: 12px; font-weight: 400; }
.product-card button {
  padding: 6px 10px;
  border: 1px solid rgba(214, 166, 79, 0.55);
  background: transparent;
  color: var(--gold-bright);
  font-size: 10.5px;
  font-weight: 800;
  text-transform: uppercase;
  cursor: pointer;
}
.center-action { display: flex; justify-content: center; margin-top: 26px; }

.project-filters button { min-width: 125px; }
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.project-card { overflow: hidden; background: #0e1316; border: 1px solid rgba(255, 255, 255, 0.1); }
.project-image { height: 205px; position: relative; background-repeat: no-repeat; transition: transform 250ms ease; }
.project-image.custom-project-image {
  overflow: hidden;
  background-repeat: no-repeat !important;
  background-size: cover !important;
  background-position: center center !important;
}
.project-card:hover .project-image { transform: scale(1.025); }
.project-image.infrastructure-scene { inset: auto; background-size: 500% 100%; }
.quarry-project { background: var(--basalt-quarry-image) center / cover no-repeat; }
.project-card > div:last-child { padding: 16px; }
.project-card h2 { margin: 0; color: var(--gold-bright); font-size: 15px; line-height: 1.35; }
.project-card p { margin: 6px 0 0; color: #c2c5c5; font-size: 12.5px; }

.quarries-page {
  position: relative;
  min-height: 720px;
  overflow: hidden;
  background: var(--basalt-quarry-image) center / cover no-repeat;
}
.quarry-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5, 9, 11, 0.96), rgba(5, 9, 11, 0.58) 35%, rgba(5, 9, 11, 0.1) 72%), linear-gradient(0deg, rgba(6, 9, 11, 0.92) 0%, transparent 30%); }
.quarry-copy { position: relative; z-index: 2; width: min(440px, 38vw); padding: 82px 0 150px 4.6vw; }
.quarry-copy ul { display: grid; gap: 15px; margin: 28px 0; padding: 0; list-style: none; }
.quarry-copy li { display: flex; align-items: center; gap: 11px; color: #e5e7e7; font-size: 14px; }
.quarry-copy li span { width: 21px; height: 21px; display: grid; place-items: center; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold-bright); font-size: 11px; }
.mine-callouts { position: absolute; z-index: 2; top: 90px; right: 4.6vw; width: min(560px, 45vw); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; align-content: start; }
.mine { position: relative; display: flex; align-items: center; gap: 12px; min-width: 0; padding: 10px 13px; background: rgba(8, 11, 13, 0.78); border: 1px solid rgba(214, 166, 79, 0.35); backdrop-filter: blur(7px); }
.mine > .mine-image { position: relative; flex: 0 0 62px; width: 62px; height: 52px; overflow: hidden; display: grid; place-items: center; background: #11171a; border: 1px solid var(--gold); color: var(--gold-bright); font-weight: 800; }
.mine-image .basalt-picture { position: absolute; inset: 0; }
.mine-image::after { content: ""; position: absolute; inset: 0; background: rgba(4, 7, 9, 0.38); }
.mine-image b { position: relative; z-index: 1; width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid var(--gold); border-radius: 50%; background: rgba(4, 7, 9, 0.72); }
.mine p { display: grid; gap: 4px; margin: 0; }
.mine strong { color: var(--gold-bright); font-size: 14px; }
.mine small { font-size: 11.5px; line-height: 1.35; }
.quarry-features {
  position: absolute;
  z-index: 3;
  inset: auto 3.2vw 0;
  min-height: 114px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  background: rgba(10, 14, 16, 0.88);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}
.quarry-features > div { min-height: 62px; display: flex; align-items: center; justify-content: center; gap: 15px; border-right: 1px solid rgba(214, 166, 79, 0.28); }
.quarry-features > div:last-child { border: 0; }
.quarry-features b { color: var(--gold-bright); font-size: 26px; }
.quarry-features span { display: grid; gap: 4px; }
.quarry-features strong { font-size: 13px; }
.quarry-features small { color: #c2c5c5; font-size: 11.5px; line-height: 1.35; }

.quote-page { position: relative; min-height: 700px; overflow: hidden; background: #0b0f11; }
.quote-background {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, #0b0f11 0%, #0b0f11 48%, rgba(11, 15, 17, 0.46) 72%, rgba(11, 15, 17, 0.12)),
    var(--basalt-aggregate-image) 100% center / 58% 100% no-repeat;
}
.quote-shell { position: relative; z-index: 2; width: min(1020px, 88vw); padding: 54px 0 65px 4.6vw; }
.quote-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px 22px; max-width: 840px; }
.quote-form label { display: grid; gap: 8px; color: #e7e9e9; font-size: 12px; line-height: 1.35; font-weight: 700; }
.quote-form input:not([type="radio"]):not([type="checkbox"]), .quote-form select, .quote-form textarea {
  width: 100%;
  min-height: 38px;
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  outline: none;
  background: rgba(10, 14, 16, 0.82);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 400;
}
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus { border-color: var(--gold); }
.quote-form textarea { resize: vertical; }
.message-field { grid-column: 2; grid-row: 4 / span 2; }
.radio-line { min-height: 38px; display: flex; align-items: center; gap: 25px; padding: 0 8px; border: 1px solid rgba(255, 255, 255, 0.13); background: rgba(10, 14, 16, 0.82); }
.radio-line span { display: flex; align-items: center; gap: 6px; }
.quote-form input[type="radio"], .quote-form input[type="checkbox"] { accent-color: var(--gold); }
.consent { grid-column: 2; display: flex !important; grid-row: 6; align-items: center; grid-template-columns: auto 1fr; }
.submit-button { grid-column: 2; grid-row: 7; justify-self: start; border: 0; cursor: pointer; }
.form-success { min-height: 380px; max-width: 780px; display: grid; place-items: center; align-content: center; gap: 17px; padding: 40px; border: 1px solid var(--line); background: rgba(12, 16, 18, 0.85); text-align: center; }
.form-success > span { width: 55px; height: 55px; display: grid; place-items: center; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold-bright); font-size: 25px; }
.form-success p { max-width: 540px; line-height: 1.6; }
.form-error { max-width: 840px; margin: 0 0 20px; padding: 14px 16px; border: 1px solid #a8473e; background: rgba(168, 71, 62, 0.18); color: #fff; }
.product-card[hidden], .project-card[hidden] { display: none; }

@media (max-width: 1180px) {
  .site-header nav { display: none; }
  .site-header { grid-template-columns: 1fr auto; }
  .hero-rail { display: none; }
  .hero-content { width: min(650px, 76vw); }
  .mobile-menu { display: block; position: relative; }
  .mobile-menu summary {
    width: 35px;
    height: 35px;
    display: grid;
    place-content: center;
    gap: 4px;
    border: 1px solid var(--line);
    cursor: pointer;
    list-style: none;
  }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary span { width: 16px; height: 1px; display: block; background: var(--gold-bright); }
  .mobile-menu > div {
    position: absolute;
    top: 44px;
    right: 0;
    width: min(310px, 86vw);
    display: grid;
    padding: 17px;
    background: #0c1114;
    border: 1px solid var(--line);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  }
  .mobile-menu > div > a { padding: 12px 11px; border-bottom: 1px solid rgba(255, 255, 255, 0.07); font-size: 13px; line-height: 1.35; text-transform: uppercase; }
  .mobile-menu p { display: flex; gap: 20px; margin: 15px 11px 3px; color: var(--gold-bright); font-size: 12px; }
  .uses-section { grid-template-columns: 1fr; }
  .uses-intro { max-width: 650px; }
  .use-cards { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: minmax(180px, 1fr); overflow-x: auto; padding-bottom: 8px; }
  .site-footer { grid-template-columns: repeat(3, 1fr); }
  .newsletter { grid-column: span 2; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  body.admin-bar .site-header { top: 46px; }
  .site-header { min-height: 68px; padding: 0 20px; }
  .brand-mark { width: 41px; height: 41px; }
  .brand-copy strong { font-size: 14px; }
  .brand-copy small { font-size: 10.5px; }
  .languages { display: none; }
  .button-small { padding: 0 10px; }
  .hero { min-height: calc(100svh - 68px); background-position: 62% center; }
  .hero-content { width: auto; margin: 0; padding: 48px 22px 130px; }
  .hero-brandline { margin-bottom: 36px; }
  .brand-mark-large { width: 60px; height: 60px; }
  .hero-brandline strong { font-size: 21px; }
  .hero-brandline small { font-size: 12px; }
  .hero h1 { font-size: clamp(34px, 10.5vw, 50px); }
  .hero-content > p { max-width: 92%; font-size: 15px; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .value-strip { grid-template-columns: 1fr 1fr; padding: 22px; }
  .value-strip > div { padding: 16px 10px; border-right: 0; }
  .value-strip b { font-size: 26px; }
  .header-actions { gap: 9px; }
  .header-actions > .button-small { display: none; }
  .uses-section { padding: 35px 22px; }
  .use-cards { grid-template-columns: none; grid-auto-columns: 72vw; }
  .about-section { grid-template-columns: 1fr; }
  .about-image { min-height: 310px; background: linear-gradient(0deg, #0e1316 0%, transparent 35%), var(--basalt-quarry-image) center / cover no-repeat; }
  .about-copy { padding: 25px 22px 55px; }
  .stat-row { grid-template-columns: 1fr; }
  .dual-section { grid-template-columns: 1fr; }
  .dual-section article { min-height: 290px; padding: 45px 22px; }
  .site-footer { grid-template-columns: 1fr 1fr; gap: 30px 20px; padding: 36px 22px 20px; }
  .footer-brand, .newsletter { grid-column: 1 / -1; }
  .copyright { grid-column: 1 / -1; }
  .inner-shell { width: calc(100% - 44px); padding: 40px 0; }
  .page-heading { margin-bottom: 22px; }
  .filter-tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 8px; }
  .filter-tabs button { min-width: max-content; }
  .product-grid, .project-grid { grid-template-columns: 1fr; }
  .product-image { height: 190px; }
  .project-image { height: 220px; }
  .quarries-page { min-height: 920px; background-position: 64% center; }
  .quarry-overlay { background: linear-gradient(180deg, rgba(5, 9, 11, 0.9), rgba(5, 9, 11, 0.4) 56%, rgba(5, 9, 11, 0.95)); }
  .quarry-copy { width: auto; padding: 55px 22px 0; }
  .mine-callouts { top: 400px; left: 22px; right: 22px; width: auto; grid-template-columns: 1fr 1fr; }
  .mine { padding: 8px; }
  .quarry-features { inset: auto 0 0; min-height: 230px; grid-template-columns: 1fr 1fr; padding: 12px; }
  .quarry-features > div { min-height: 55px; justify-content: flex-start; padding: 6px 13px; border: 0; }
  .quote-background { background: linear-gradient(rgba(8, 11, 13, 0.88), rgba(8, 11, 13, 0.96)), var(--basalt-aggregate-image) 70% center / cover no-repeat; }
  .quote-shell { width: auto; padding: 42px 22px 60px; }
  .quote-form { grid-template-columns: 1fr; }
  .message-field, .consent, .submit-button { grid-column: 1; grid-row: auto; }
}