/* ==========================================================================
   BUILDMART — SHARED STYLESHEET
   Organized in sections so it maps cleanly onto Flask static/templates later:
   1. Design tokens      2. Reset & base      3. Layout utilities
   4. Navigation         5. Buttons & forms   6. Hero
   7. Requirement box    8. Category cards    9. Product cards
   10. Sections (why us, how it works, testimonials, stats)
   11. Footer            12. Page-specific (products, details, quote, contact, about)
   13. Responsive
   ========================================================================== */

/* ---------- 1. DESIGN TOKENS ---------- */
:root{
  --charcoal: #22282E;
  --charcoal-soft: #3A424A;
  --concrete: #F3F1EC;
  --concrete-deep: #E7E3DA;
  --surface: #FFFFFF;
  --steel: #3E5C6E;
  --steel-dark: #2C4453;
  --steel-tint: #EAF0F3;
  --amber: #E08A1E;
  --amber-dark: #C3760F;
  --rebar-green: #2F8F5B;
  --rebar-green-tint: #E7F5EE;
  --rust: #B5462F;
  --rust-tint: #FBEAE6;
  --border: #DEDACF;
  --text-main: #22282E;
  --text-mute: #5C6570;
  --text-on-dark: #F3F1EC;

  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 3px rgba(34,40,46,0.08), 0 8px 20px -12px rgba(34,40,46,0.18);
  --shadow-raised: 0 12px 32px -10px rgba(34,40,46,0.32);
  --container: 1200px;
}

/* ---------- 2. RESET & BASE ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text-main);
  background: var(--concrete);
  line-height: 1.55;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight:700;
  line-height:1.05;
  margin:0 0 .5em 0;
  letter-spacing:.2px;
}
h1{ font-size: clamp(2.6rem, 5vw, 4.2rem); }
h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3{ font-size: 1.35rem; }
p{ margin:0 0 1em 0; color: var(--text-mute); }
button{ font-family: inherit; cursor:pointer; }
input, select, textarea{ font-family: inherit; font-size: 1rem; }

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

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section{ padding: 88px 0; }
.section--tight{ padding: 56px 0; }
.section--dark{ background: var(--steel-dark); color: var(--text-on-dark); }
.section--dark p{ color: #C7D3D9; }
.section-head{
  max-width: 640px;
  margin-bottom: 44px;
}
.section-head--center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head .kicker{
  display:inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .82rem;
  color: var(--amber-dark);
  background: #FBF1E1;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section--dark .section-head .kicker{ background: rgba(224,138,30,0.18); color: #F0B968; }

/* ---------- 3. LAYOUT UTILITIES ---------- */
.grid{ display:grid; gap: 24px; }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
.flex{ display:flex; }
.flex-between{ display:flex; align-items:center; justify-content:space-between; }
.flex-center{ display:flex; align-items:center; justify-content:center; }
.gap-sm{ gap: 10px; } .gap-md{ gap:20px; } .gap-lg{ gap:36px; }
.mt-0{margin-top:0;} .mb-0{margin-bottom:0;}
.text-center{ text-align:center; }
.hide-mobile{ display:block; }
.show-mobile{ display:none; }

/* ---------- 4. NAVIGATION ---------- */
.site-header{
  position: sticky;
  top:0;
  z-index: 500;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.nav-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 16px 24px;
  max-width: var(--container);
  margin:0 auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight:700;
  color: var(--charcoal);
}
.brand .brand-mark{
  width:38px; height:38px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--steel), var(--charcoal));
  display:flex; align-items:center; justify-content:center;
  color: var(--amber);
  font-weight:800;
  font-size: 1.1rem;
}
.brand .brand-tag{
  font-family: var(--font-body);
  font-weight:600;
  font-size: .62rem;
  color: var(--text-mute);
  letter-spacing:.5px;
  display:block;
  margin-top:-6px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: 34px;
}
.nav-links a{
  font-weight:600;
  font-size: .96rem;
  color: var(--charcoal-soft);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav-links a:hover, .nav-links a.active{
  color: var(--steel-dark);
  border-bottom-color: var(--amber);
}
.nav-actions{ display:flex; align-items:center; gap: 14px; }
.icon-btn{
  width:40px; height:40px;
  border-radius:50%;
  border:1px solid var(--border);
  background: var(--surface);
  display:flex; align-items:center; justify-content:center;
  transition: background .15s ease, border-color .15s ease;
}
.icon-btn:hover{ background: var(--steel-tint); border-color: var(--steel); }
.hamburger{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  padding:6px;
}
.hamburger span{
  width:24px; height:2px; background: var(--charcoal); display:block; border-radius:2px;
}
.mobile-panel{
  display:none;
  flex-direction:column;
  gap: 4px;
  padding: 10px 24px 20px;
  border-top:1px solid var(--border);
}
.mobile-panel a{
  padding: 12px 4px;
  font-weight:600;
  border-bottom:1px solid var(--border);
}
.mobile-panel.open{ display:flex; }
.search-flyout{
  display:none;
  position:absolute;
  top: 100%;
  right: 24px;
  width: min(360px, 90vw);
  background: var(--surface);
  border:1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-raised);
  padding: 16px;
  margin-top:8px;
}
.search-flyout.open{ display:block; }
.search-flyout input{
  width:100%;
  padding: 10px 12px;
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom:10px;
}
.search-flyout .search-suggest{ font-size:.82rem; color: var(--text-mute); }
.search-flyout .search-suggest button{
  border:none; background:none; color: var(--steel-dark); font-weight:600; padding:0 2px; text-decoration:underline;
}

/* ---------- 5. BUTTONS & FORMS ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight:700;
  font-size: .96rem;
  border: 2px solid transparent;
  transition: transform .12s ease, box-shadow .12s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn-amber{
  background: var(--amber);
  color: var(--charcoal);
}
.btn-amber:hover{ background: var(--amber-dark); }
.btn-dark{
  background: var(--charcoal);
  color: var(--concrete);
}
.btn-dark:hover{ background: #10151A; }
.btn-outline{
  background: transparent;
  border-color: var(--charcoal);
  color: var(--charcoal);
}
.btn-outline:hover{ background: var(--charcoal); color: var(--concrete); }
.btn-outline-light{
  background: transparent;
  border-color: rgba(243,241,236,0.55);
  color: var(--text-on-dark);
}
.btn-outline-light:hover{ background: rgba(243,241,236,0.12); border-color: var(--text-on-dark); }
.btn-sm{ padding: 9px 16px; font-size: .85rem; }
.btn-block{ width:100%; }
.btn:disabled{ opacity:.5; cursor:not-allowed; }

.field{ margin-bottom: 18px; text-align:left; }
.field label{
  display:block;
  font-weight:600;
  font-size: .85rem;
  margin-bottom:6px;
  color: var(--charcoal-soft);
}
.field input, .field select, .field textarea{
  width:100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-main);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--steel);
  outline:none;
  box-shadow: 0 0 0 3px rgba(62,92,110,0.15);
}
.field .error-msg{
  display:none;
  color: var(--rust);
  font-size: .8rem;
  margin-top:5px;
  font-weight:600;
}
.field.has-error input, .field.has-error select, .field.has-error textarea{
  border-color: var(--rust);
}
.field.has-error .error-msg{ display:block; }
.field textarea{ resize: vertical; min-height:110px; }

/* ---------- 6. HERO ---------- */
.hero{
  position:relative;
  background: linear-gradient(100deg, rgba(20,26,31,0.92) 0%, rgba(20,26,31,0.55) 55%, rgba(20,26,31,0.25) 100%),
              url("https://images.unsplash.com/photo-1541976590-713941681591?q=80&w=1800&auto=format&fit=crop") center/cover no-repeat;
  color: var(--text-on-dark);
  padding: 120px 0 200px;
}
.hero-inner{ max-width: 620px; }
.hero .kicker{
  display:inline-block;
  font-weight:700;
  font-size:.82rem;
  color: var(--amber);
  background: rgba(224,138,30,0.16);
  border: 1px solid rgba(224,138,30,0.4);
  padding:5px 14px;
  border-radius:999px;
  margin-bottom:20px;
}
.hero h1{ color:#fff; }
.hero p.lead{ font-size: 1.12rem; color:#D9DEE1; max-width:520px; }
.hero-ctas{ display:flex; gap:16px; margin-top: 30px; flex-wrap:wrap; }

/* ---------- 7. REQUIREMENT / SEARCH BOX ---------- */
.requirement-wrap{
  max-width: var(--container);
  margin: -150px auto 0;
  padding: 0 24px;
  position:relative;
  z-index: 20;
}
.requirement-box{
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-raised);
  padding: 34px 36px;
  animation: settleIn .55s cubic-bezier(.2,.8,.3,1) both;
}
@keyframes settleIn{
  from{ opacity:0; transform: translateY(28px) scale(.98); }
  to{ opacity:1; transform: translateY(0) scale(1); }
}
@media (prefers-reduced-motion: reduce){
  .requirement-box{ animation:none; }
}
.requirement-box h2{ font-size: 1.7rem; margin-bottom:4px; }
.requirement-box > p{ margin-bottom: 22px; }
.requirement-grid{
  display:grid;
  grid-template-columns: 1.3fr 1fr 1fr auto;
  gap: 16px;
  align-items:end;
}
.requirement-grid .field{ margin-bottom:0; }
.requirement-grid .btn{ height: 48px; }
.quick-suggest{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:18px;
  flex-wrap:wrap;
  font-size:.85rem;
  color: var(--text-mute);
}
.chip{
  border:1px solid var(--border);
  background: var(--concrete);
  padding: 6px 14px;
  border-radius:999px;
  font-weight:600;
  font-size:.82rem;
  color: var(--charcoal-soft);
  transition: background .15s ease, border-color .15s ease;
}
.chip:hover{ background: var(--steel-tint); border-color: var(--steel); }

/* ---------- 8. CATEGORY CARDS ---------- */
.category-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  height:100%;
}
.category-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--steel);
}
.category-card .cat-icon{
  width:52px; height:52px;
  border-radius: 12px;
  background: var(--steel-tint);
  color: var(--steel-dark);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:16px;
}
.category-card h3{ margin-bottom:6px; }
.category-card p{ font-size:.92rem; margin-bottom:16px; }
.category-card .cat-link{
  font-weight:700;
  font-size:.88rem;
  color: var(--steel-dark);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.category-card .cat-link:hover{ color: var(--amber-dark); }

/* ---------- 9. PRODUCT CARDS ---------- */
.product-card{
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow:hidden;
  box-shadow: var(--shadow-card);
  display:flex;
  flex-direction:column;
  transition: transform .15s ease, box-shadow .15s ease;
}
.product-card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-raised); }
.product-card .prod-img{
  height: 190px;
  background-size: cover;
  background-position:center;
  position:relative;
}
.stock-badge{
  position:absolute;
  top:12px; left:12px;
  font-size:.72rem;
  font-weight:700;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--rebar-green-tint);
  color: var(--rebar-green);
}
.stock-badge.low{ background: var(--rust-tint); color: var(--rust); }
.product-card .prod-body{ padding: 18px 18px 20px; display:flex; flex-direction:column; flex:1; }
.prod-brand{ font-size:.75rem; font-weight:700; color: var(--steel-dark); text-transform:uppercase; letter-spacing:.5px; margin-bottom:4px; }
.prod-name{ font-family:var(--font-display); font-size:1.25rem; font-weight:700; margin-bottom:4px; }
.prod-unit{ font-size:.85rem; color:var(--text-mute); margin-bottom:10px; }
.prod-price{ font-family:var(--font-display); font-size:1.5rem; font-weight:700; color:var(--charcoal); margin-bottom:14px; }
.prod-price span{ font-family:var(--font-body); font-size:.8rem; font-weight:600; color:var(--text-mute); }
.prod-actions{ display:flex; gap:10px; margin-top:auto; }
.prod-actions .btn{ flex:1; padding:10px 12px; font-size:.85rem; }

/* ---------- 10. SECTIONS: stats, why-us, how it works, testimonials ---------- */
.stats-bar{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align:center;
}
.stat-item .stat-num{
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3rem);
  color: var(--amber);
  font-weight:700;
}
.stat-item .stat-label{ color:#C7D3D9; font-size:.92rem; margin-top:4px; }

.why-card{
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border-left: 4px solid var(--amber);
  box-shadow: var(--shadow-card);
}
.why-card .why-icon{ margin-bottom: 14px; color: var(--steel-dark); }

.steps-row{
  display:flex;
  align-items:flex-start;
  gap: 0;
}
.step-item{
  flex:1;
  text-align:center;
  padding: 0 16px;
  position:relative;
}
.step-item .step-num{
  width:52px; height:52px;
  border-radius:50%;
  background: var(--charcoal);
  color: var(--amber);
  font-family: var(--font-display);
  font-size:1.4rem;
  font-weight:700;
  display:flex; align-items:center; justify-content:center;
  margin: 0 auto 16px;
  position:relative;
  z-index:2;
}
.step-item::after{
  content:"";
  position:absolute;
  top:26px; left:calc(50% + 30px); right:calc(-50% + 30px);
  height:2px;
  background: var(--border);
  z-index:1;
}
.step-item:last-child::after{ display:none; }
.step-item h3{ font-size:1.1rem; }
.step-item p{ font-size:.9rem; }

.testimonial-card{
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  box-shadow: var(--shadow-card);
  height:100%;
}
.testimonial-card .stars{ color: var(--amber); font-size:.95rem; margin-bottom:12px; }
.testimonial-card p.quote{ font-style: italic; color: var(--text-main); margin-bottom: 16px; }
.testimonial-card .author{ font-weight:700; font-size:.9rem; }
.testimonial-card .author span{ display:block; font-weight:500; font-size:.8rem; color:var(--text-mute); }
.demo-note{
  text-align:center;
  font-size:.82rem;
  color: var(--text-mute);
  margin-top: 28px;
}

.cta-band{
  background: linear-gradient(120deg, var(--steel-dark), var(--charcoal));
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: 52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
  flex-wrap:wrap;
}
.cta-band h2{ color:#fff; margin-bottom:8px; }
.cta-band p{ color:#C7D3D9; margin-bottom:0; }

/* ---------- 11. FOOTER ---------- */
.site-footer{
  background: var(--charcoal);
  color: #B7BDC2;
  padding: 64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-grid h4{ color:#fff; font-size:1rem; margin-bottom:16px; font-family:var(--font-body); }
.footer-grid ul li{ margin-bottom:10px; font-size:.9rem; }
.footer-grid ul li a:hover{ color: var(--amber); }
.footer-brand .brand{ color:#fff; margin-bottom:12px; }
.footer-brand p{ color:#8B929A; font-size:.9rem; max-width:280px; }
.social-row{ display:flex; gap:10px; margin-top:16px; }
.social-row a{
  width:36px; height:36px; border-radius:50%;
  border:1px solid rgba(255,255,255,0.18);
  display:flex; align-items:center; justify-content:center;
  font-size:.8rem; font-weight:700;
  transition: background .15s ease, border-color .15s ease;
}
.social-row a:hover{ background: var(--amber); border-color: var(--amber); color:var(--charcoal); }
.footer-bottom{
  padding-top: 22px;
  display:flex;
  justify-content:space-between;
  font-size:.82rem;
  color:#7A8087;
  flex-wrap:wrap;
  gap:10px;
}

/* ---------- 12. PAGE-SPECIFIC ---------- */

/* Page header banner (used on products, categories, about, contact, quote) */
.page-banner{
  background: linear-gradient(120deg, var(--steel-dark), var(--charcoal));
  color: var(--text-on-dark);
  padding: 56px 0;
}
.page-banner h1{ color:#fff; font-size: clamp(2.1rem, 4vw, 3rem); margin-bottom:8px; }
.breadcrumb{ font-size:.85rem; color:#C7D3D9; }
.breadcrumb a:hover{ color: var(--amber); }

/* Products page toolbar */
.toolbar{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display:flex;
  align-items:center;
  gap: 18px;
  flex-wrap:wrap;
  margin-bottom: 30px;
  box-shadow: var(--shadow-card);
}
.toolbar .field{ margin-bottom:0; min-width:170px; }
.toolbar .field.search-field{ flex:1; min-width:220px; }
.results-count{ font-size:.88rem; color: var(--text-mute); margin-bottom:16px; }
.empty-state{
  text-align:center;
  padding: 60px 20px;
  color: var(--text-mute);
}
.empty-state h3{ margin-bottom:8px; }

/* Product details page */
.details-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items:start;
}
.details-img{
  border-radius: var(--radius-lg);
  overflow:hidden;
  box-shadow: var(--shadow-card);
  height: 420px;
  background-size:cover;
  background-position:center;
}
.details-meta{ display:flex; align-items:center; gap:10px; margin-bottom:10px; }
.tag{
  font-size:.75rem; font-weight:700;
  padding: 4px 10px; border-radius:999px;
  background: var(--steel-tint); color: var(--steel-dark);
}
.details-price-row{
  display:flex; align-items:baseline; gap:10px;
  margin: 18px 0 22px;
}
.details-price{ font-family: var(--font-display); font-size: 2.3rem; font-weight:700; }
.qty-selector{
  display:flex; align-items:center; gap:0;
  border:1.5px solid var(--border);
  border-radius: var(--radius-sm);
  width: fit-content;
  margin-bottom: 22px;
}
.qty-selector button{
  width:44px; height:44px;
  border:none; background:var(--concrete);
  font-size:1.2rem; font-weight:700; color: var(--charcoal);
}
.qty-selector button:first-child{ border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.qty-selector button:last-child{ border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.qty-selector input{
  width:64px; height:44px; border:none; border-left:1.5px solid var(--border); border-right:1.5px solid var(--border);
  text-align:center; font-weight:700; font-size:1rem;
}
.details-actions{ display:flex; gap:14px; margin-bottom: 26px; flex-wrap:wrap; }
.spec-list{ border-top:1px solid var(--border); padding-top:18px; }
.spec-list li{ display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px dashed var(--border); font-size:.92rem; }
.spec-list li span:first-child{ color: var(--text-mute); }
.spec-list li span:last-child{ font-weight:600; }

/* Quote page */
.quote-layout{
  display:grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items:start;
}
.quote-form-card{
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 36px;
}
.quote-side-card{
  background: var(--charcoal);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.quote-side-card h3{ color:#fff; }
.quote-side-card ul{ margin-top:18px; }
.quote-side-card ul li{ padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.1); font-size:.92rem; color:#D9DEE1; }
.success-panel{
  display:none;
  text-align:center;
  padding: 60px 30px;
  background: var(--rebar-green-tint);
  border-radius: var(--radius-lg);
  border: 1px solid #BFE3CE;
}
.success-panel.show{ display:block; }
.success-panel .success-icon{
  width:64px; height:64px; border-radius:50%;
  background: var(--rebar-green); color:#fff;
  display:flex; align-items:center; justify-content:center;
  margin: 0 auto 18px; font-size:1.8rem;
}
.success-panel h3{ color: var(--rebar-green); }

/* About page */
.about-hero-split{ display:grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items:center; }
.about-hero-split img{ border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.mv-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.mv-card{ background:var(--surface); border-radius:var(--radius-md); padding:28px; box-shadow: var(--shadow-card); }

/* Contact page */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items:start; }
.contact-info-card{ background: var(--surface); border-radius: var(--radius-md); padding: 26px; box-shadow: var(--shadow-card); margin-bottom:18px; display:flex; gap:16px; }
.contact-info-card .ci-icon{ width:44px; height:44px; border-radius:10px; background: var(--steel-tint); color:var(--steel-dark); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.map-placeholder{
  height: 220px;
  border-radius: var(--radius-md);
  background: repeating-linear-gradient(45deg, var(--steel-tint), var(--steel-tint) 10px, #E1EAED 10px, #E1EAED 20px);
  display:flex; align-items:center; justify-content:center;
  color: var(--steel-dark); font-weight:700; font-size:.9rem;
  border: 1px dashed var(--steel);
}
.whatsapp-cta{
  display:flex; align-items:center; gap:12px;
  background:#25D366; color:#fff; padding:16px 20px;
  border-radius: var(--radius-md); font-weight:700; margin-top: 10px;
}
.whatsapp-cta:hover{ background:#1EBE59; }

/* Toast (JS-triggered confirmation) */
.toast{
  position:fixed;
  bottom: 26px; right: 26px;
  background: var(--charcoal);
  color:#fff;
  padding: 16px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-raised);
  font-size:.9rem;
  font-weight:600;
  z-index: 999;
  display:flex; align-items:center; gap:12px;
  transform: translateY(20px);
  opacity:0;
  pointer-events:none;
  transition: transform .25s ease, opacity .25s ease;
}
.toast.show{ transform: translateY(0); opacity:1; }
.toast .toast-dot{ width:10px; height:10px; border-radius:50%; background: var(--amber); flex-shrink:0; }

/* ---------- 13. RESPONSIVE ---------- */
@media (max-width: 980px){
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .grid-3{ grid-template-columns: repeat(2,1fr); }
  .stats-bar{ grid-template-columns: repeat(2,1fr); gap:32px; }
  .details-grid, .quote-layout, .about-hero-split, .contact-grid, .mv-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .steps-row{ flex-wrap:wrap; }
}
@media (max-width: 760px){
  .nav-links{ display:none; }
  .hamburger{ display:flex; }
  .hero{ padding: 70px 0 240px; text-align:left; }
  .requirement-wrap{ margin-top: -200px; }
  .requirement-grid{ grid-template-columns: 1fr; }
  .grid-2, .grid-3, .grid-4{ grid-template-columns: 1fr; }
  .stats-bar{ grid-template-columns: 1fr 1fr; }
  .steps-row{ flex-direction:column; gap: 30px; }
  .step-item::after{ display:none; }
  .footer-grid{ grid-template-columns: 1fr; gap:28px; }
  .cta-band{ flex-direction:column; text-align:center; padding: 36px 26px; }
  .toolbar{ flex-direction:column; align-items:stretch; }
  .toolbar .field{ min-width:0; width:100%; }
  .hide-mobile{ display:none; }
  .show-mobile{ display:block; }
  .search-flyout{ right: 12px; width: calc(100vw - 24px); }
}

/* ---------- FLOATING WHATSAPP BUTTON (site-wide) ---------- */
.whatsapp-float{
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px -8px rgba(37,211,102,0.6);
  z-index: 600;
  transition: transform .15s ease, box-shadow .15s ease;
}
.whatsapp-float:hover{ transform: scale(1.08); box-shadow: 0 14px 30px -6px rgba(37,211,102,0.7); }
@media (max-width: 760px){
  .whatsapp-float{ width: 52px; height: 52px; bottom: 18px; right: 18px; }
}

/* ---------- PRODUCT DETAILS MODAL (used on products.html) ---------- */
.modal-overlay{
  position: fixed;
  inset: 0;
  background: rgba(34,40,46,0.6);
  z-index: 800;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 20px;
  overflow-y: auto;
}
.modal-overlay.open{ display: flex; }
.modal-box{
  background: var(--surface);
  border-radius: var(--radius-lg);
  max-width: 940px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-raised);
  padding: 40px;
  animation: modalIn .25s ease both;
}
@keyframes modalIn{
  from{ opacity:0; transform: translateY(16px) scale(.98); }
  to{ opacity:1; transform: translateY(0) scale(1); }
}
.modal-close{
  position: absolute;
  top: 18px; right: 18px;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  display:flex; align-items:center; justify-content:center;
  font-size: 1.2rem;
  line-height:1;
  color: var(--charcoal);
}
.modal-close:hover{ background: var(--steel-tint); border-color: var(--steel); }
@media (max-width: 760px){
  .modal-box{ padding: 26px 20px; }
}