/* =========================================================
   Mahadev Granites — Light & Clean Premium Design
   ========================================================= */

:root {
  --bg: #faf8f4;
  --bg-soft: #f3efe8;
  --surface: #ffffff;
  --ink: #2b2926;
  --ink-soft: #5c574f;
  --muted: #8b857a;
  --line: #e6e0d5;
  --bronze: #a8843c;
  --bronze-dark: #8a6d2e;
  --bronze-soft: #efe7d6;
  --charcoal: #2f3338;
  --charcoal-soft: #3d4249;
  --shadow-sm: 0 2px 10px rgba(43, 41, 38, 0.06);
  --shadow-md: 0 12px 34px rgba(43, 41, 38, 0.1);
  --shadow-lg: 0 24px 60px rgba(43, 41, 38, 0.16);
  --radius: 18px;
  --radius-sm: 10px;
  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --container: 1180px;
  --header-h: 78px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px); }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
address { font-style: normal; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

::selection { background: var(--bronze); color: #fff; }

/* ---------- Typography helpers ---------- */
h1, h2, h3 { font-family: var(--serif); line-height: 1.18; font-weight: 600; }

h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); letter-spacing: -0.01em; }
h2 em { font-style: italic; color: var(--bronze); }

.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--bronze-dark);
  margin-bottom: 14px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1.5px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  will-change: transform;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.65; cursor: wait; transform: none; }

.btn-gold { background: linear-gradient(135deg, var(--bronze), var(--bronze-dark)); color: #fff; box-shadow: 0 8px 22px rgba(168, 132, 60, 0.35); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(168, 132, 60, 0.45); }

.btn-dark { background: var(--charcoal); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); background: var(--charcoal-soft); box-shadow: var(--shadow-md); }

.btn-outline-light { border-color: rgba(255, 255, 255, 0.55); color: #fff; background: rgba(255, 255, 255, 0.06); backdrop-filter: blur(4px); }
.btn-outline-light:hover { background: #fff; color: var(--charcoal); transform: translateY(-2px); }

.btn-block { width: 100%; }

.btn svg { width: 17px; height: 17px; }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  height: var(--header-h);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line), var(--shadow-sm);
}
.site-header:not(.scrolled) { background: linear-gradient(180deg, rgba(20, 18, 15, 0.55), transparent); }
.site-header:not(.scrolled) .brand-mark { box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.35); }
.site-footer .brand-mark { box-shadow: 0 0 0 2px rgba(227, 201, 138, 0.45); }

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { height: 52px; width: auto; max-width: 200px; flex: none; object-fit: contain; display: block; }

.main-nav { display: flex; align-items: center; gap: 26px; }
.main-nav ul { display: flex; align-items: center; gap: 30px; }
.main-nav ul a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  padding: 6px 0;
  transition: color 0.25s ease;
}
.main-nav ul a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--bronze);
  transition: width 0.3s ease;
}
.main-nav ul a:hover, .main-nav ul a.active { color: #fff; }
.main-nav ul a:hover::after, .main-nav ul a.active::after { width: 100%; }

.site-header.scrolled .main-nav ul a { color: var(--ink-soft); }
.site-header.scrolled .main-nav ul a:hover, .site-header.scrolled .main-nav ul a.active { color: var(--ink); }

.nav-cta { padding: 10px 20px; font-size: 0.88rem; }
.nav-cta svg { width: 15px; height: 15px; }

/* Hamburger */
.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; background: transparent; border: none; }

/* Mobile tap-to-call icon */
.nav-phone-icon {
  display: none;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.nav-phone-icon svg { width: 21px; height: 21px; }
.nav-phone-icon:hover { background: #fff; color: var(--charcoal); }
.site-header.scrolled .nav-phone-icon { color: var(--charcoal); border-color: var(--line); }
.site-header.scrolled .nav-phone-icon:hover { background: var(--charcoal); color: #fff; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease; margin: 0 auto; }
.site-header.scrolled .nav-toggle span { background: var(--ink); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 13, 10, 0.55) 0%, rgba(15, 13, 10, 0.35) 45%, rgba(15, 13, 10, 0.78) 100%),
    linear-gradient(90deg, rgba(15, 13, 10, 0.55), transparent 60%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 60px;
  max-width: 780px;
  margin-left: 0;
}
.hero-content .eyebrow { color: #e3c98a; margin-bottom: 18px; }

.hero h1 { font-size: clamp(2.5rem, 6vw, 4.3rem); font-weight: 700; line-height: 1.08; }
.hero h1 em { font-style: italic; color: #e3c98a; }

.hero-sub { margin-top: 22px; font-size: clamp(1rem, 1.6vw, 1.18rem); color: rgba(255, 255, 255, 0.92); max-width: 560px; font-weight: 300; }

.hero-actions { margin-top: 34px; display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 40px;
  width: fit-content;
}
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-family: var(--serif); font-size: 1.6rem; font-weight: 700; color: #fff; }
.hero-stats span { font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255, 255, 255, 0.72); margin-top: 2px; }

/* =========================================================
   Sections (shared)
   ========================================================= */
.section { padding: 96px 0; }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-sub { color: var(--ink-soft); margin-top: 14px; }

/* =========================================================
   About
   ========================================================= */
.about-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: center; }

.about-media { position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; }
.about-badge {
  position: absolute;
  right: -18px;
  bottom: 34px;
  background: var(--charcoal);
  color: #fff;
  padding: 18px 26px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  text-align: center;
  border-left: 4px solid var(--bronze);
}
.about-badge strong { display: block; font-family: var(--serif); font-size: 1.5rem; font-weight: 700; }
.about-badge span { font-size: 0.7rem; letter-spacing: 0.28em; text-transform: uppercase; color: #e3c98a; }

.about-content p { color: var(--ink-soft); margin-top: 16px; }
.about-content p strong { color: var(--ink); font-weight: 600; }
.about-content h2 { margin-top: 4px; }

.about-points { margin: 26px 0 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; }
.about-points li {
  position: relative;
  padding-left: 26px;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 500;
}
.about-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 5px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--bronze);
  box-shadow: 0 0 0 4px var(--bronze-soft);
}

/* =========================================================
   Products
   ========================================================= */
.products { background: linear-gradient(180deg, var(--bg-soft), var(--bg)); }

.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }

.product-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }

.product-media { position: relative; aspect-ratio: 4 / 3.4; overflow: hidden; }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.product-card:hover .product-media img { transform: scale(1.06); }

.product-tag {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(47, 51, 56, 0.88);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

.product-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { font-size: 1.28rem; margin-bottom: 10px; }
.product-body h3 .product-sub { font-size: 0.92rem; font-family: var(--sans); font-weight: 500; color: var(--muted); }
.product-body p { font-size: 0.92rem; color: var(--ink-soft); }
.product-body p strong { color: var(--ink); font-weight: 600; }

.product-feats { margin: 16px 0 20px; display: grid; gap: 8px; }
.product-feats li {
  position: relative;
  padding-left: 22px;
  font-size: 0.86rem;
  color: var(--ink);
  font-weight: 500;
}
.product-feats li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--bronze);
  font-weight: 700;
}

.link-arrow {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--bronze-dark);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.3s ease; }
.link-arrow:hover svg { transform: translateX(5px); }

/* =========================================================
   Gallery
   ========================================================= */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  border: none;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--bg-soft);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.gallery-item:hover { transform: translateY(-6px) scale(1.01); box-shadow: var(--shadow-md); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease, opacity 0.4s ease; }
.gallery-item:hover img { transform: scale(1.07); }

.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(20, 18, 15, 0.72));
  opacity: 0;
  transition: opacity 0.35s ease;
}
.gallery-item:hover::after { opacity: 1; }

.gallery-label {
  position: absolute;
  left: 16px; bottom: 14px;
  z-index: 2;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.gallery-item:hover .gallery-label { opacity: 1; transform: translateY(0); }

.gallery-note { margin-top: 34px; text-align: center; color: var(--muted); font-size: 0.92rem; }

/* =========================================================
   Why us
   ========================================================= */
.why { background: var(--charcoal); color: #fff; }
.why .eyebrow { color: #e3c98a; }
.why h2 em { color: #e3c98a; }

.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }

.why-card {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}
.why-card:hover { background: rgba(255, 255, 255, 0.08); transform: translateY(-5px); border-color: rgba(227, 201, 138, 0.4); }

.why-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px; height: 54px;
  border-radius: 14px;
  background: rgba(227, 201, 138, 0.14);
  color: #e3c98a;
  margin-bottom: 20px;
}
.why-icon svg { width: 26px; height: 26px; }

.why-card h3 { font-size: 1.12rem; margin-bottom: 10px; }
.why-card p { font-size: 0.9rem; color: rgba(255, 255, 255, 0.72); }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

.contact-info > p:not(.eyebrow) { color: var(--ink-soft); margin-top: 16px; }

.contact-list { margin: 34px 0 30px; display: grid; gap: 22px; }

.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--bronze-soft);
  color: var(--bronze-dark);
}
.contact-icon svg { width: 22px; height: 22px; }
.contact-list small { display: block; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
.contact-list a { font-size: 1.08rem; font-weight: 600; color: var(--ink); transition: color 0.25s ease; }
.contact-list a:hover { color: var(--bronze-dark); }
.contact-list li > div span { color: var(--ink-soft); font-size: 0.97rem; }

.contact-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* Form */
.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 36px;
}
.contact-form h3 { font-size: 1.5rem; margin-bottom: 6px; }
.form-note { font-size: 0.88rem; color: var(--muted); margin-bottom: 24px; }

.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 0.84rem; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.form-row label span { font-weight: 400; color: var(--muted); }

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.form-row textarea { resize: vertical; min-height: 110px; }

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--bronze);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(168, 132, 60, 0.15);
}
.form-row input.error, .form-row textarea.error, .form-row select.error { border-color: #c0392b; }

.form-error { color: #c0392b; font-size: 0.88rem; font-weight: 500; min-height: 20px; margin-bottom: 10px; }
.form-error.show { animation: shake 0.4s ease; }
.form-error.success { color: #1d7a3f; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: #201e1b; color: rgba(255, 255, 255, 0.78); }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1.1fr;
  gap: 44px;
  padding: 64px 24px 48px;
}
.footer-brand p { margin-top: 16px; font-size: 0.92rem; max-width: 300px; }

.footer-col h4 { font-family: var(--serif); font-size: 1.05rem; color: #fff; margin-bottom: 18px; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col ul a { font-size: 0.92rem; color: rgba(255, 255, 255, 0.72); transition: color 0.25s ease, padding-left 0.25s ease; }
.footer-col ul a:hover { color: #e3c98a; padding-left: 5px; }

.footer-col address { font-size: 0.92rem; line-height: 1.7; }
.footer-phone { display: inline-block; margin-top: 14px; font-size: 1.05rem; font-weight: 600; color: #e3c98a; transition: color 0.25s ease; }
.footer-phone:hover { color: #fff; }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.footer-bottom p { font-size: 0.84rem; color: rgba(255, 255, 255, 0.5); padding: 20px 0 0; text-align: center; }
.footer-bottom .footer-credit { padding: 0 0 20px; font-size: 0.8rem; color: rgba(255, 255, 255, 0.55); }
.footer-bottom .footer-credit strong { color: #e3c98a; font-weight: 600; }

/* =========================================================
   Floating widgets
   ========================================================= */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.whatsapp-float:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 16px 34px rgba(37, 211, 102, 0.55); }
.whatsapp-float svg { width: 28px; height: 28px; }

.back-top {
  position: fixed;
  right: 30px;
  bottom: 92px;
  z-index: 50;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--charcoal); color: #fff; }
.back-top svg { width: 18px; height: 18px; }

/* =========================================================
   Lightbox
   ========================================================= */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(18, 16, 13, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
}
.lightbox[hidden] { display: none; }

.lightbox-figure { max-width: 900px; width: 100%; text-align: center; animation: lightboxIn 0.35s ease; }
.lightbox-figure img {
  width: 100%;
  max-height: 76vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}
.lightbox-figure figcaption { margin-top: 18px; color: #fff; font-size: 1rem; font-weight: 500; letter-spacing: 0.02em; }

@keyframes lightboxIn { from { opacity: 0; transform: scale(0.94); } to { opacity: 1; transform: scale(1); } }

.lightbox-close {
  position: absolute;
  top: 24px; right: 24px;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease, transform 0.25s ease;
}
.lightbox-close:hover { background: rgba(255, 255, 255, 0.2); transform: rotate(90deg); }
.lightbox-close svg { width: 22px; height: 22px; }

/* =========================================================
   Reveal-on-scroll animations
   ========================================================= */
/* Reveal-on-scroll is only applied when JS is available (html.js).
   Without JS, content is fully visible. */
html.js .reveal,
html.js .reveal-left {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
html.js .reveal-left { transform: translateX(-30px); }
html.js .reveal.in-view,
html.js .reveal-left.in-view { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal, .reveal-left { opacity: 1; transform: none; }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-media { max-width: 560px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-badge { right: 6px; }
}

@media (max-width: 768px) {
  :root { --header-h: 68px; }
  .section { padding: 72px 0; }
  .brand-mark { height: 46px; width: auto; }

  /* Mobile nav */
  .nav-toggle { display: flex; }
  .nav-phone-icon { display: inline-flex; }
  .nav-cta { display: none; }
  .main-nav ul {
    position: fixed;
    top: var(--header-h);
    right: 0;
    width: min(78vw, 320px);
    height: calc(100svh - var(--header-h));
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 6px;
    padding: 28px 30px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(14px);
    box-shadow: -18px 0 40px rgba(0, 0, 0, 0.14);
    transform: translateX(100%);
    transition: transform 0.35s ease;
  }
  .main-nav ul.open { transform: translateX(0); }
  .main-nav ul a { color: var(--ink); font-size: 1.1rem; padding: 10px 0; display: block; }
  .main-nav ul a:hover, .main-nav ul a.active { color: var(--bronze-dark); }

  .hero-stats { grid-template-columns: repeat(2, auto); gap: 26px 44px; }

  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .products-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .hero-actions .btn { width: 100%; }
  .about-points { grid-template-columns: 1fr; }
  .gallery-grid { gap: 14px; }
  .gallery-label { font-size: 0.8rem; left: 12px; bottom: 10px; }
  .contact-form { padding: 26px 22px; }
}