/* =====================================================================
   SANTOSH FEBRICATION — STYLESHEET
   Design language: "fabricated steel plate" — cut corners, rivet dots,
   angled panel seams, spec-tag labels. Built for a real fabrication
   business (aluminium / glass / uPVC / ACP doors & windows).
   ===================================================================== */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Colors */
  --charcoal:        #0F2236;   /* primary dark surface */
  --charcoal-2:      #18344F;   /* secondary dark surface */
  --charcoal-3:      #2B4862;   /* borders on dark */
  --steel:           #526578;   /* muted text on light */
  --steel-light:     #B7C3CE;   /* borders / dividers */
  --paper:           #F5F7F9;   /* cool light background */
  --paper-2:         #FFFFFF;   /* card surface */
  --ink:             #142536;   /* body text on light */
  --amber:           #F28C28;   /* signature accent */
  --amber-dark:      #D46F13;   /* hover / active accent */
  --amber-tint:      #FFF1E2;   /* light accent background */
  --whatsapp:        #25D366;   /* recognizable WhatsApp action color */
  --whatsapp-dark:   #1DA851;
  --success:         #3D8B5F;
  --line:            #D6DEE6;

  /* Type */
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Layout */
  --container: 1180px;
  --radius-sm: 4px;
  --cut: 18px; /* cut-corner size for the signature plate component */
  --shadow-sm: 0 1px 3px rgba(27,32,36,0.08);
  --shadow-md: 0 8px 24px rgba(27,32,36,0.12);
  --shadow-lg: 0 16px 40px rgba(27,32,36,0.18);
  --header-h: 76px;
}

/* ---------- 2. RESET ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}
:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
section { position: relative; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}

/* ---------- 3. UTILITIES ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-dark);
  background: var(--amber-tint);
  padding: 6px 12px;
  border-radius: 3px;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  display: inline-block;
}
.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin-bottom: 14px;
  color: var(--charcoal);
}
.section-head p {
  color: var(--steel);
  font-size: 1.05rem;
  max-width: 56ch;
}
.section-head.center p { margin: 0 auto; }
.section-pad { padding: 96px 0; }
@media (max-width: 640px) {
  .section-pad { padding: 64px 0; }
}

/* reveal-on-scroll */
.reveal { opacity: 1; transform: none; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 4. BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 0.92rem;
  padding: 15px 28px;
  border-radius: 2px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
  min-height: 48px;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-primary {
  background: var(--amber);
  color: var(--charcoal);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--amber-dark); box-shadow: var(--shadow-md); }

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
}
.btn-whatsapp:hover { background: var(--whatsapp-dark); box-shadow: var(--shadow-md); }

.btn-outline {
  background: transparent;
  color: var(--paper-2);
  border: 2px solid rgba(255,255,255,0.55);
}
.btn-outline:hover { border-color: var(--paper-2); background: rgba(255,255,255,0.08); }

.btn-dark {
  background: var(--charcoal);
  color: var(--paper-2);
}
.btn-dark:hover { background: var(--charcoal-2); }

.btn-block { width: 100%; }
.btn-sm { padding: 10px 18px; font-size: 0.82rem; min-height: 40px; }

/* ---------- 5. SIGNATURE COMPONENT: CUT-CORNER PLATE ---------- */
/* Evokes a fabricated sheet-metal plate: one corner clipped at 45°,
   with a small rivet dot marking the cut — used for cards throughout. */
.plate {
  position: relative;
  background: var(--paper-2);
  clip-path: polygon(
    0 0, calc(100% - var(--cut)) 0, 100% var(--cut),
    100% 100%, 0 100%
  );
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.plate::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--steel-light);
  box-shadow: -13px 6px 0 var(--steel-light);
}
.plate:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.plate-dark {
  background: var(--charcoal-2);
  color: var(--paper);
}
.plate-dark::after { background: var(--charcoal-3); box-shadow: -13px 6px 0 var(--charcoal-3); }

/* ---------- 6. HEADER / NAV ---------- */
.site-header {
  background: var(--charcoal);
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  background: rgba(27,32,36,0.97);
  box-shadow: 0 2px 16px rgba(0,0,0,0.18);
  transition: background 0.25s ease, box-shadow 0.25s ease;
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.site-header.is-scrolled {
  background: var(--charcoal);
  box-shadow: 0 2px 16px rgba(0,0,0,0.28);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}
.brand-mark {
  width: 40px; height: 40px;
  background: var(--amber);
  clip-path: polygon(0 0, 78% 0, 100% 22%, 100% 100%, 0 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--charcoal);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.brand-text { line-height: 1.15; }
.brand-text strong {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}
.brand-text span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--steel-light);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-desktop { display: none; }
@media (min-width: 960px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 34px;
  }
  .nav-desktop a {
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,.25);
    font-family: var(--font-display);
    text-transform: uppercase;
    font-size: 0.86rem;
    letter-spacing: 0.05em;
    position: relative;
    padding: 6px 0;
  }
  .nav-desktop a::after {
    content: "";
    position: absolute;
    left: 0; bottom: 0;
    height: 2px; width: 0;
    background: var(--amber);
    transition: width 0.2s ease;
  }
  .nav-desktop a:hover::after { width: 100%; }
}
.nav-cta { display: none; }
@media (min-width: 960px) {
  .nav-cta { display: inline-flex; }
}

.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  color: #fff;
}
@media (min-width: 960px) {
  .nav-toggle { display: none; }
}
.nav-toggle svg { width: 26px; height: 26px; }

.mobile-menu {
  position: fixed;
  top: var(--header-h); left: 0; right: 0; bottom: 0;
  background: var(--charcoal);
  z-index: 480;
  transform: translateX(100%);
  transition: transform 0.28s ease;
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu .container { padding-top: 24px; padding-bottom: 40px; }
.mobile-menu a {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.3rem;
  padding: 16px 0;
  border-bottom: 1px solid var(--charcoal-3);
}
.mobile-menu .btn { margin-top: 24px; }
@media (min-width: 960px) { .mobile-menu { display: none; } }

/* ---------- 7. HERO ---------- */
.hero {
  background: var(--charcoal);
  color: #fff;
  padding: calc(var(--header-h) + 56px) 0 90px;
  position: relative;
  overflow: hidden;
  background-image:
    linear-gradient(180deg, rgba(27,32,36,0.94), rgba(27,32,36,0.98)),
    repeating-linear-gradient(135deg, rgba(255,255,255,0.025) 0 2px, transparent 2px 26px);
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero .container { grid-template-columns: 1.05fr 0.95fr; }
}
.hero-copy .eyebrow { background: rgba(232,163,61,0.14); color: var(--amber); }
.hero-copy h1 {
  font-size: clamp(2.3rem, 5.4vw, 3.6rem);
  margin-bottom: 14px;
}
.hero-copy .hero-tagline {
  font-family: var(--font-mono);
  text-transform: none;
  letter-spacing: 0.02em;
  color: var(--amber);
  font-size: clamp(1rem, 2vw, 1.15rem);
  margin-bottom: 22px;
}
.hero-copy p.hero-desc {
  color: var(--steel-light);
  font-size: 1.08rem;
  max-width: 52ch;
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--steel-light);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-top: 1px solid var(--charcoal-3);
  padding-top: 22px;
}
.hero-trust span { display: flex; align-items: center; gap: 8px; }
.hero-trust svg { width: 15px; height: 15px; color: var(--amber); flex-shrink: 0; }

.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; }

/* ---------- 8. SERVICES ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 26px;
}
.service-card {
  padding: 32px 26px 28px;
}
.service-icon {
  width: 58px; height: 58px;
  background: var(--amber-tint);
  color: var(--amber-dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  clip-path: polygon(0 0, 80% 0, 100% 20%, 100% 100%, 0 100%);
}
.service-icon svg, .service-icon img { width: 34px; height: 34px; object-fit: contain; }
.service-icon img { border-radius: 8px; }
.service-card h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
  color: var(--charcoal);
}
.service-card p {
  color: var(--steel);
  font-size: 0.95rem;
  margin-bottom: 20px;
  min-height: 66px;
}
.service-card .btn { width: 100%; }

/* ---------- 9. PRODUCTS (Doors & Windows) ---------- */
.tabs {
  display: inline-flex;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px;
  margin-bottom: 40px;
}
.tab-btn {
  padding: 11px 26px;
  border-radius: 999px;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--steel);
  transition: background 0.2s ease, color 0.2s ease;
}
.tab-btn.is-active {
  background: var(--charcoal);
  color: #fff;
}
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.product-card {
  overflow: hidden;
}
.product-card .product-media {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--paper) 0%, #E2E6E8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--steel-light);
  border-bottom: 1px solid var(--line);
}
.product-card .product-media svg { width: 56%; height: 56%; }
.product-card-body { padding: 20px 22px 24px; }
.product-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-dark);
  display: block;
  margin-bottom: 6px;
}
.product-card h4 {
  font-size: 1rem;
  color: var(--charcoal);
  margin-bottom: 12px;
}


.material-note {
  margin: 0 0 28px;
  padding: 18px 22px;
  background: var(--amber-tint);
  border-left: 3px solid var(--amber);
  color: var(--charcoal);
  font-size: 0.95rem;
}
.material-note strong { font-family: var(--font-display); text-transform: uppercase; margin-right: 8px; }
.about-highlight {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 0 0 28px;
}
.about-highlight > div {
  padding: 20px;
  background: var(--paper);
  border-top: 3px solid var(--amber);
}
.about-highlight strong { display:block; font-family:var(--font-display); font-size:1.35rem; color:var(--charcoal); text-transform:uppercase; }
.about-highlight span { display:block; margin-top:6px; color:var(--steel); font-size:.9rem; line-height:1.5; }

/* ---------- 10. ABOUT: WHY CHOOSE US ---------- */
.about-section { background: var(--paper-2); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
  margin-top: 8px;
}
.why-item {
  display: flex;
  gap: 14px;
  padding: 20px;
  background: var(--paper);
  border-left: 3px solid var(--amber);
}
.why-item svg {
  width: 22px; height: 22px;
  color: var(--amber-dark);
  flex-shrink: 0;
  margin-top: 2px;
}
.why-item p { color: var(--charcoal); font-weight: 500; font-size: 0.98rem; }

/* ---------- 11. HOW IT WORKS ---------- */
.how-section { background: var(--charcoal); color: #fff; }
.how-section .section-head h2 { color: #fff; }
.how-section .section-head p { color: var(--steel-light); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  counter-reset: step;
}
.step-item {
  position: relative;
  padding: 30px 26px;
  border-top: 3px solid var(--amber);
  background: var(--charcoal-2);
}
.step-number {
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  display: block;
}
.step-item h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}
.step-item p { color: var(--steel-light); font-size: 0.94rem; }

/* ---------- 12. GALLERY ---------- */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 34px;
}
.filter-btn {
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
  background: var(--paper-2);
  transition: all 0.15s ease;
}
.filter-btn.is-active,
.filter-btn:hover {
  background: var(--charcoal);
  color: #fff;
  border-color: var(--charcoal);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.gallery-item {
  aspect-ratio: 4/3;
  background: var(--paper-2);
  border: 2px dashed var(--steel-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  gap: 10px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.gallery-item svg { width: 34px; height: 34px; color: var(--steel-light); }
.gallery-item .gallery-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--steel);
}
.gallery-item .gallery-cat {
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--charcoal);
}
.gallery-item.is-hidden, .gallery-item[hidden] { display: none !important; }
.gallery-note {
  margin-top: 28px;
  background: var(--amber-tint);
  border-left: 3px solid var(--amber);
  padding: 16px 20px;
  font-size: 0.92rem;
  color: var(--charcoal);
}
.gallery-note code {
  font-family: var(--font-mono);
  background: rgba(0,0,0,0.06);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.85em;
}

/* ---------- 13. ENQUIRY FORM ---------- */
.quote-section { background: var(--charcoal-2); color: #fff; }
.quote-section .section-head h2 { color: #fff; }
.quote-section .section-head p { color: var(--steel-light); }
.quote-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
@media (min-width: 900px) {
  .quote-wrap { grid-template-columns: 1fr 1.3fr; align-items: start; }
}
.quote-info {
  background: var(--charcoal);
  padding: 30px;
  border-top: 3px solid var(--amber);
}
.quote-info h3 { font-size: 1.05rem; margin-bottom: 16px; }
.quote-info ul li {
  display: flex;
  gap: 10px;
  color: var(--steel-light);
  font-size: 0.92rem;
  margin-bottom: 12px;
  align-items: flex-start;
}
.quote-info ul li svg { width: 16px; height: 16px; color: var(--amber); margin-top: 3px; flex-shrink: 0; }
.quote-info .btn { margin-top: 18px; }

.form-card {
  background: var(--paper-2);
  color: var(--ink);
  padding: 34px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 620px) {
  .form-row.two { grid-template-columns: 1fr 1fr; }
}
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
}
.field label .req { color: var(--amber-dark); }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
  transition: border-color 0.15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--amber);
  outline: none;
}
.field textarea { resize: vertical; min-height: 100px; }
.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: #C94A3B;
}
.field-error {
  display: none;
  color: #C94A3B;
  font-size: 0.8rem;
  margin-top: 6px;
}
.field.has-error .field-error { display: block; }
.field-file {
  border: 1.5px dashed var(--line);
  border-radius: 3px;
  padding: 16px;
  text-align: center;
  background: var(--paper);
}
.field-file input { border: none; padding: 0; background: none; }
.field-hint {
  font-size: 0.8rem;
  color: var(--steel);
  margin-top: 6px;
}
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 8px;
}
.form-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--steel);
  background: var(--paper);
  border-left: 3px solid var(--steel-light);
  padding: 12px 16px;
}
.form-success {
  display: none;
  background: #E8F5EC;
  border-left: 3px solid var(--success);
  color: #245C3B;
  padding: 16px 18px;
  margin-bottom: 20px;
  font-size: 0.94rem;
}
.form-success.is-visible { display: block; }

/* ---------- 14. CONTACT ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 860px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}
.contact-card { padding: 32px; }
.contact-card h3 { font-size: 1rem; color: var(--charcoal); margin-bottom: 22px; }
.contact-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.contact-row:last-child { border-bottom: none; }
.contact-row svg { width: 20px; height: 20px; color: var(--amber-dark); flex-shrink: 0; margin-top: 2px; }
.contact-row .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
  display: block;
  margin-bottom: 3px;
}
.contact-row .value { font-weight: 600; color: var(--charcoal); }
.contact-row .value.muted { color: var(--steel); font-weight: 500; font-style: italic; }
.contact-row a.value:hover { color: var(--amber-dark); }

.map-placeholder {
  aspect-ratio: 16/10;
  background: repeating-linear-gradient(45deg, var(--paper) 0 12px, #E4E7E8 12px 24px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 20px;
  color: var(--steel);
  border: 1px solid var(--line);
}
.map-placeholder svg { width: 34px; height: 34px; color: var(--steel-light); }
.map-embed { border: none; width: 100%; height: 100%; aspect-ratio: 16/10; }

/* ---------- 15. FOOTER ---------- */
.site-footer {
  background: var(--charcoal);
  color: var(--steel-light);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid var(--charcoal-3);
}
@media (min-width: 760px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.footer-brand .brand { color: #fff; margin-bottom: 16px; }
.footer-brand p { max-width: 40ch; font-size: 0.92rem; }
.footer-col h4 {
  color: #fff;
  font-size: 0.88rem;
  margin-bottom: 18px;
  letter-spacing: 0.05em;
}
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul li a { font-size: 0.92rem; transition: color 0.15s ease; }
.footer-col ul li a:hover { color: var(--amber); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0 26px;
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

/* ---------- 16. FLOATING CONTACT BUTTONS ---------- */
.floating-actions {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.floating-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  color: #fff;
  transition: transform 0.15s ease;
}
.floating-btn:hover { transform: scale(1.06); }
.floating-btn svg { width: 26px; height: 26px; }
.floating-btn.whatsapp { background: var(--whatsapp); }
.floating-btn.call { background: var(--charcoal); border: 2px solid var(--amber); }

/* keep floating buttons from covering the footer / form on small screens */
@media (max-width: 480px) {
  .floating-actions { right: 14px; bottom: 14px; }
  .floating-btn { width: 52px; height: 52px; }
}

/* ---------- 17. ANGLED SECTION SEAM (signature divider) ---------- */
.seam {
  height: 46px;
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}
.seam.to-dark { background: var(--charcoal); }
.seam.to-paper2 { background: var(--paper-2); }

/* ---------- 18. RESPONSIVE TWEAKS ---------- */
@media (max-width: 480px) {
  .hero-actions .btn { flex: 1 1 100%; }
  .btn { padding: 14px 20px; }
  .section-head { margin-bottom: 34px; }
}

/* ---------- Added Santosh Fabrication enhancements ---------- */
.photo { background-size: cover; background-position: center; background-repeat: no-repeat; }
.product-media.photo { min-height: 210px; background-size: cover; background-position: center; background-repeat: no-repeat; }
.service-icon { font-family: var(--font-mono); font-size: .75rem; font-weight: 700; letter-spacing: .08em; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.service-icon img { width: 100%; height: 100%; max-width: 76px; max-height: 76px; object-fit: cover; border-radius: 10px; background: var(--paper); }
.gallery-item.photo { background-size:cover; background-position:center; min-height:230px; display:flex; flex-direction:column; justify-content:flex-end; padding:18px; position:relative; overflow:hidden; }
.gallery-item.photo::before { content:""; position:absolute; inset:0; background:linear-gradient(transparent 35%, rgba(20,24,28,.78)); }
.gallery-item.photo > * { position:relative; z-index:1; }
.location-box { border:1px solid var(--line); padding:18px; background:var(--paper-2); }
.location-actions { display:flex; gap:10px; flex-wrap:wrap; margin:10px 0; }
.form-error-banner { display:none; padding:13px 15px; margin-bottom:18px; border:1px solid #b34a3b; background:#fff1ee; color:#7f2419; border-radius:6px; }
.form-error-banner.is-visible { display:block; }
.form-success { display:none; }
.form-success.is-visible { display:block; padding:14px 16px; margin-bottom:18px; border:1px solid #5c8a67; background:#eef8f0; color:#275b32; border-radius:6px; }
.floating-btn.enquiry { background:var(--amber-dark); font-size:22px; }
@media (max-width: 640px) { .location-actions .btn { width:100%; } .product-media.photo { min-height:180px; } }

/* Reference photography: replace these URLs with your own work photos later. */
.photo-door { background-image:url('../assets/images/door.svg'); }
.photo-window { background-image:url('../assets/images/window.svg'); }
.photo-vent { background-image:url('../assets/images/vent.svg'); }
.photo-louver { background-image:url('../assets/images/louver.svg'); }
.photo-grill { background-image:url('../assets/images/grill.svg'); }
.photo-stairs { background-image:url('../assets/images/stairs.svg'); }
.photo-furniture { background-image:url('../assets/images/furniture.svg'); }
.photo-custom { background-image:url('../assets/images/custom.svg'); }
.photo-aluminium { background-image:url('../assets/images/aluminium.svg'); }
.photo-glass { background-image:url('../assets/images/glass.svg'); }
.photo-upvc { background-image:url('../assets/images/upvc.svg'); }
.photo-acp { background-image:url('../assets/images/acp.svg'); }
.photo-fibre { background-image:url('../assets/images/fibre.svg'); }
.photo-steel { background-image:url('../assets/images/steel.svg'); }
.photo-mosquito { background-image:url('../assets/images/mosquito.svg'); }
.photo-curtain { background-image:url('../assets/images/curtain.svg'); }

/* ---------- Custom work gallery ---------- */
.custom-gallery-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px; }
.custom-project-card { padding:20px; overflow:hidden; }
.custom-project-head h3 { margin:6px 0 8px; font-size:1.35rem; }
.custom-project-head p { margin:0; color:var(--steel); line-height:1.55; }
.custom-media-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:18px; }
.custom-media { aspect-ratio:4/3; border:1px solid var(--line); background:var(--paper-2); position:relative; overflow:hidden; display:flex; align-items:center; justify-content:center; }
.custom-media img, .custom-media video { width:100%; height:100%; object-fit:cover; display:block; }
.custom-media video { background:#111; }
.media-badge { display:none; }
.video-empty { flex-direction:column; gap:8px; text-align:center; padding:18px; border:2px dashed var(--steel-light); color:var(--steel); }
.video-empty strong { font-family:var(--font-display); color:var(--charcoal); }
.video-placeholder-icon { width:54px; height:54px; border-radius:50%; display:flex; align-items:center; justify-content:center; border:1px solid var(--amber); color:var(--amber-dark); font-size:20px; }
.video-empty code { background:rgba(0,0,0,.06); padding:2px 5px; }
.gallery-howto { margin-top:26px; padding:22px 24px; }
.gallery-howto h3 { margin:5px 0 8px; }
.gallery-howto p { margin:8px 0; color:var(--steel); }
.small-muted { font-size:.88rem; }
@media (max-width: 760px) { .custom-gallery-grid { grid-template-columns:1fr; } .custom-media-grid { grid-template-columns:1fr; } }

/* ---------- Product choice buttons + detail interface ---------- */
.product-choice-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:26px;
}
.product-choice-btn {
  width:100%;
  min-height:78px;
  padding:20px 22px;
  border:2px solid var(--charcoal);
  background:var(--paper);
  color:var(--charcoal);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  text-align:left;
  cursor:pointer;
  font-family:var(--font-display);
  font-size:1rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.02em;
  box-shadow:0 5px 0 var(--charcoal);
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.product-choice-btn:hover,
.product-choice-btn:focus-visible {
  background:var(--charcoal);
  color:#fff;
  transform:translateY(2px);
  box-shadow:0 3px 0 var(--amber);
  outline:none;
}
.product-choice-title { flex:1; }
.product-choice-arrow { font-family:var(--font-mono); font-size:1.3rem; }
.product-admin-note { margin-top:26px; padding:18px 22px; border-left:3px solid var(--amber); background:var(--amber-tint); }
.product-admin-note strong { display:block; font-family:var(--font-display); text-transform:uppercase; margin-bottom:6px; }
.product-admin-note p { margin:0; color:var(--steel); line-height:1.6; }

.product-modal {
  position:fixed;
  inset:0;
  z-index:2000;
  display:none;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.product-modal.is-open { display:flex; }
.product-modal-backdrop { position:absolute; inset:0; background:rgba(12,15,18,.78); backdrop-filter:blur(4px); }
.product-modal-panel {
  position:relative;
  z-index:1;
  width:min(980px,100%);
  max-height:92vh;
  overflow:auto;
  background:var(--paper);
  border-top:4px solid var(--amber);
  box-shadow:0 24px 80px rgba(0,0,0,.32);
  padding:34px;
}
.product-modal-close {
  position:absolute;
  top:12px;
  right:14px;
  width:42px;
  height:42px;
  border:1px solid var(--line);
  background:var(--paper-2);
  color:var(--charcoal);
  font-size:1.8rem;
  line-height:1;
  cursor:pointer;
}
.product-modal-head { padding-right:48px; }
.product-modal-head h2 { margin:.25rem 0 .55rem; }
.product-modal-head p { margin:0; color:var(--steel); line-height:1.6; }
.product-detail-media-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; margin-top:22px; }
.product-media-slot { min-height:260px; aspect-ratio:4/3; position:relative; overflow:hidden; background:var(--paper-2); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; border-radius:10px; }
.product-media-slot img, .product-media-slot video { width:100%; height:100%; object-fit:cover; display:block; }
.product-media-slot video { background:#111; }
.media-empty { flex-direction:column; gap:10px; text-align:center; padding:24px; border:2px dashed var(--steel-light); color:var(--steel); }
.media-empty strong { font-family:var(--font-display); color:var(--charcoal); text-transform:uppercase; }
.media-empty span { font-size:.86rem; line-height:1.5; }
.media-empty code { background:rgba(0,0,0,.06); padding:2px 6px; }
.media-empty-icon { width:62px; height:62px; border-radius:50%; border:2px solid var(--amber); display:flex; align-items:center; justify-content:center; color:var(--amber-dark); font-family:var(--font-mono); font-weight:700; }
.media-badge { display:none; }
.product-modal-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:22px; }
body.modal-open { overflow:hidden; }
@media (max-width: 900px) { .product-choice-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media (max-width: 900px) { .product-detail-media-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media (max-width: 650px) { .product-choice-grid { grid-template-columns:1fr; } .product-modal { padding:12px; } .product-modal-panel { padding:24px 18px 22px; } .product-detail-media-grid { grid-template-columns:1fr; } .product-media-slot { min-height:240px; } }


/* ---------- PRODUCT / CONTACT REFINEMENTS ---------- */
.product-choice-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.product-choice-btn {
  min-height: 76px;
  padding: 18px 22px;
  background: #ffffff;
  color: var(--charcoal);
  border: 2px solid #D8E1E9;
  border-radius: 10px;
  box-shadow: 0 5px 16px rgba(15,34,54,.08);
  transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.product-choice-btn:hover,
.product-choice-btn:focus-visible { transform: translateY(-2px); border-color: var(--amber); background: var(--charcoal); color: #fff; box-shadow: 0 10px 22px rgba(15,34,54,.18); outline:none; }
.product-choice-btn:hover .product-choice-arrow,
.product-choice-btn:focus-visible .product-choice-arrow { color: var(--amber); }
.product-choice-title { font-family: var(--font-display); font-size: 1.12rem; letter-spacing: .04em; text-transform: uppercase; font-weight: 700; }
.product-choice-arrow { color: var(--amber-dark); font-weight: 800; }
.contact-cta-section { background: linear-gradient(135deg, var(--charcoal), var(--charcoal-2)); color:#fff; }
.contact-cta-grid { display:grid; grid-template-columns:1.4fr .9fr; gap:40px; align-items:center; }
.contact-cta-copy h2 { color:#fff; margin:8px 0 14px; font-size: clamp(2rem, 4vw, 3.4rem); }
.contact-cta-copy p { color: var(--steel-light); max-width: 720px; font-size:1.04rem; }
.contact-cta-actions { display:grid; gap:12px; }
.btn-lg { min-height:52px; justify-content:center; }
.contact-grid { grid-template-columns: 1fr; max-width: 760px; margin-inline:auto; }
.site-footer { background: #0B1928; }
@media (max-width: 900px) { .product-choice-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } .contact-cta-grid { grid-template-columns:1fr; } }
@media (max-width: 600px) { .product-choice-grid { grid-template-columns:1fr; } }

.product-no-media { min-height:180px; border:1px dashed var(--steel-light); border-radius:10px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px; text-align:center; padding:24px; color:var(--steel); }
.product-no-media strong { color:var(--charcoal); font-family:var(--font-display); text-transform:uppercase; }
.product-no-media span { font-size:.88rem; }


/* Prominent owner identity */
.owner-line {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  margin: 8px auto 10px;
  font-size: 1.05rem;
}
.owner-label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .78rem;
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--steel);
  background: var(--paper-2);
}
.owner-line strong {
  color: var(--charcoal);
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: .02em;
}
@media (max-width: 560px) {
  .owner-line { flex-direction: column; gap: 6px; }
}