/* =============================================
   Z-STONE.PL — Premium Stone Design
   Dark Luxury Theme
   ============================================= */

/* ---------- Custom Properties ---------- */
:root {
  --clr-bg:        #0a0a0a;
  --clr-bg-card:   #141414;
  --clr-bg-alt:    #1a1a1a;
  --clr-surface:   #1e1e1e;
  --clr-border:    #2a2a2a;
  --clr-text:      #e8e8e8;
  --clr-text-dim:  #999;
  --clr-accent:    #c9a96e;
  --clr-accent-l:  #dfc799;
  --clr-accent-d:  #a8863e;
  --clr-white:     #fff;
  --clr-dark:      #050505;

  --ff-heading: 'Playfair Display', Georgia, serif;
  --ff-body:    'Inter', system-ui, -apple-system, sans-serif;

  --fs-hero:    clamp(2.4rem, 5vw, 4.2rem);
  --fs-h1:      clamp(2rem, 4vw, 3.5rem);
  --fs-h2:      clamp(1.6rem, 3vw, 2.5rem);
  --fs-h3:      clamp(1.2rem, 2vw, 1.5rem);
  --fs-body:    1rem;
  --fs-small:   0.875rem;

  --radius:     12px;
  --radius-lg:  20px;
  --shadow:     0 8px 32px rgba(0,0,0,.4);
  --transition: .35s cubic-bezier(.4,0,.2,1);
}

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

html, body {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
html { font-size: 16px; }

body {
  font-family: var(--ff-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.7;
  overflow-x: clip;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent-l); }

h1,h2,h3,h4,h5 {
  font-family: var(--ff-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-white);
}

/* ---------- Utility ---------- */
.container     { width: min(90%, 1280px); margin-inline: auto; }
.container-sm  { width: min(90%, 960px);  margin-inline: auto; }
.text-accent   { color: var(--clr-accent); }
.text-dim      { color: var(--clr-text-dim); }
.text-center   { text-align: center; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border: none;
  border-radius: 50px;
  font-family: var(--ff-body);
  font-size: var(--fs-body);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: .08em;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-d));
  color: var(--clr-dark);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--clr-accent-l), var(--clr-accent));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,169,110,.3);
  color: var(--clr-dark);
}

.btn-outline {
  background: transparent;
  color: var(--clr-accent);
  border: 2px solid var(--clr-accent);
}
.btn-outline:hover {
  background: var(--clr-accent);
  color: var(--clr-dark);
  transform: translateY(-2px);
}

.btn-sm { padding: .6rem 1.4rem; font-size: var(--fs-small); }

/* ---------- Section ---------- */
.section {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--clr-accent);
  margin-bottom: .75rem;
}

.section-title {
  font-size: var(--fs-h1);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-dim);
  max-width: 640px;
  margin-inline: auto;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--clr-accent);
  margin: 1.5rem auto;
  border-radius: 3px;
}

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left  { transform: translateX(-30px); }
.reveal-right { transform: translateX(30px); }
.reveal-left.visible,
.reveal-right.visible { transform: translateX(0); }

/* delay helpers */
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
.delay-3 { transition-delay: .3s; }
.delay-4 { transition-delay: .4s; }
.delay-5 { transition-delay: .5s; }

/* =============================================
   HEADER / NAVIGATION
   ============================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition);
}
.header.scrolled {
  background: rgba(10,10,10,.95);
  backdrop-filter: blur(20px);
  padding: .6rem 0;
  box-shadow: 0 2px 20px rgba(0,0,0,.5);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--ff-heading);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--clr-white);
  letter-spacing: .02em;
}
.logo span { color: var(--clr-accent); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--clr-text-dim);
  font-size: .9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--clr-accent);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--clr-white);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: .55rem 1.3rem !important;
  border: 1.5px solid var(--clr-accent) !important;
  border-radius: 50px !important;
  color: var(--clr-accent) !important;
  font-weight: 600 !important;
}
.nav-cta:hover {
  background: var(--clr-accent) !important;
  color: var(--clr-dark) !important;
}
.nav-cta::after { display: none !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  width: 28px; height: 2px;
  background: var(--clr-white);
  transition: all var(--transition);
  border-radius: 2px;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 100px;
  padding-bottom: 2rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(.35);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(10,10,10,.8) 0%, rgba(10,10,10,.35) 50%, rgba(10,10,10,.65) 100%),
    radial-gradient(ellipse at 20% 80%, rgba(201,169,110,.1) 0%, transparent 60%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .25em;
  color: var(--clr-accent);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s .3s forwards;
}
.hero-label::before {
  content: '';
  width: 30px; height: 1.5px;
  background: var(--clr-accent);
}

.hero h1 {
  font-size: var(--fs-hero);
  line-height: 1.05;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s .5s forwards;
}
.hero h1 .line { display: block; }
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-l));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--clr-text-dim);
  max-width: 520px;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp .8s .7s forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s .9s forwards;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
  opacity: 0;
  animation: fadeUp .8s 1.1s forwards;
}

.hero-stat-number {
  font-family: var(--ff-heading);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--clr-accent);
  line-height: 1;
}
.hero-stat-label {
  font-size: .8rem;
  color: var(--clr-text-dim);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: .35rem;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =============================================
   SERVICES
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-l));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,.4), 0 0 0 1px rgba(201,169,110,.1);
}
.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(201,169,110,.1);
  color: var(--clr-accent);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: var(--fs-h3);
  margin-bottom: .75rem;
}
.service-card p {
  color: var(--clr-text-dim);
  font-size: .95rem;
}
.service-card .service-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1.25rem;
  font-size: .85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--clr-accent);
}
.service-card .service-link svg {
  transition: transform var(--transition);
}
.service-card:hover .service-link svg {
  transform: translateX(4px);
}

/* =============================================
   MATERIALS
   ============================================= */
.materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.material-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
  group: true;
}
.material-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.material-card:hover img {
  transform: scale(1.08);
}

.material-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.8) 0%, rgba(0,0,0,.05) 40%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  transition: background var(--transition);
}
.material-card:hover .material-overlay {
  background: linear-gradient(to top, rgba(0,0,0,.9) 0%, rgba(0,0,0,.3) 60%, rgba(0,0,0,.1) 100%);
}

.material-tag {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--clr-accent);
  margin-bottom: .5rem;
}

.material-overlay h3 {
  font-size: var(--fs-h3);
  margin-bottom: .5rem;
}
.material-overlay p {
  font-size: .9rem;
  color: var(--clr-text-dim);
  max-height: 0;
  overflow: hidden;
  transition: max-height .5s ease, opacity .5s ease;
  opacity: 0;
}
.material-card:hover .material-overlay p {
  max-height: 100px;
  opacity: 1;
}

/* =============================================
   WHY US (Features)
   ============================================= */
.why-us {
  background: var(--clr-bg-alt);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.why-item {
  text-align: center;
  padding: 2rem 1rem;
}
.why-number {
  font-family: var(--ff-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--clr-accent);
  line-height: 1;
}
.why-item h4 {
  font-size: 1rem;
  margin-top: .75rem;
  margin-bottom: .5rem;
}
.why-item p {
  font-size: .85rem;
  color: var(--clr-text-dim);
}

/* =============================================
   PROCESS
   ============================================= */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--clr-border);
}

.process-step {
  text-align: center;
  position: relative;
}
.step-num {
  width: 72px; height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--clr-bg-card);
  border: 2px solid var(--clr-accent);
  font-family: var(--ff-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--clr-accent);
  margin: 0 auto 1.25rem;
  position: relative;
  z-index: 1;
  transition: all var(--transition);
}
.process-step:hover .step-num {
  background: var(--clr-accent);
  color: var(--clr-dark);
}
.process-step h4 {
  font-size: 1rem;
  margin-bottom: .5rem;
}
.process-step p {
  font-size: .85rem;
  color: var(--clr-text-dim);
}

/* =============================================
   PORTFOLIO / GALLERY
   ============================================= */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.portfolio-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.portfolio-item:hover img {
  transform: scale(1.06);
}
.portfolio-item:nth-child(1) { grid-row: span 2; aspect-ratio: auto; }

.portfolio-hover {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.portfolio-item:hover .portfolio-hover {
  opacity: 1;
}
.portfolio-hover span {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--clr-accent);
  margin-bottom: .25rem;
}
.portfolio-hover h4 {
  font-size: 1.1rem;
}

/* =============================================
   TESTIMONIALS
   ============================================= */
.testimonials {
  background: var(--clr-bg-alt);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.testimonial-stars {
  color: var(--clr-accent);
  font-size: 1rem;
  margin-bottom: 1rem;
}
.testimonial-card blockquote {
  font-size: .95rem;
  color: var(--clr-text);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.5rem;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.testimonial-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: var(--clr-dark);
}
.testimonial-name {
  font-weight: 600;
  font-size: .9rem;
  color: var(--clr-white);
}
.testimonial-role {
  font-size: .8rem;
  color: var(--clr-text-dim);
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 5rem 3rem;
  text-align: center;
  background: linear-gradient(135deg, var(--clr-accent-d), var(--clr-accent));
  margin: 0 auto;
}
.cta-banner h2 {
  font-size: var(--fs-h2);
  color: var(--clr-dark);
  margin-bottom: .75rem;
}
.cta-banner p {
  color: rgba(0,0,0,.6);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}
.cta-banner .btn {
  background: var(--clr-dark);
  color: var(--clr-accent);
}
.cta-banner .btn:hover {
  background: var(--clr-white);
  color: var(--clr-dark);
}

/* =============================================
   LOCAL SEO (Coverage map section)
   ============================================= */
.coverage-cities {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: center;
  margin-top: 2rem;
}
.city-tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1rem;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: 50px;
  font-size: .85rem;
  color: var(--clr-text-dim);
  transition: all var(--transition);
}
.city-tag:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(201,169,110,.05);
}
.city-tag svg { width: 14px; height: 14px; }

/* =============================================
   FAQ
   ============================================= */
.faq-list {
  max-width: 800px;
  margin: 3rem auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--clr-border);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
  font-family: var(--ff-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--clr-white);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--clr-accent); }
.faq-question svg {
  flex-shrink: 0;
  width: 20px; height: 20px;
  color: var(--clr-accent);
  transition: transform var(--transition);
}
.faq-item.active .faq-question svg {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 1.5rem;
}
.faq-answer p {
  color: var(--clr-text-dim);
  font-size: .95rem;
  line-height: 1.7;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--clr-dark);
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--clr-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p {
  color: var(--clr-text-dim);
  font-size: .9rem;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--ff-body);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--clr-accent);
  margin-bottom: 1.25rem;
}
.footer-col ul {
  list-style: none;
}
.footer-col li {
  margin-bottom: .6rem;
}
.footer-col a {
  color: var(--clr-text-dim);
  font-size: .9rem;
  transition: color var(--transition);
}
.footer-col a:hover {
  color: var(--clr-white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  margin-bottom: 1rem;
  color: var(--clr-text-dim);
  font-size: .9rem;
}
.footer-contact-item svg {
  flex-shrink: 0;
  width: 18px; height: 18px;
  color: var(--clr-accent);
  margin-top: 2px;
}

.footer-bottom {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8rem;
  color: var(--clr-text-dim);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .materials-grid { grid-template-columns: repeat(3, 1fr); }
  .why-grid       { grid-template-columns: repeat(2, 1fr); }
  .process-steps  { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .footer-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 4rem 0; }

  /* Nav */
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--clr-bg);
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    box-shadow: -10px 0 40px rgba(0,0,0,.5);
  }
  .nav-links.open { right: 0; }
  .hamburger { display: flex; }

  /* Hero */
  .hero-content { text-align: center; }
  .hero-desc { margin-inline: auto; }
  .hero-label { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1rem; text-align: center; }

  /* Grids */
  .services-grid     { grid-template-columns: repeat(2, 1fr); }
  .materials-grid    { grid-template-columns: 1fr 1fr; }
  .portfolio-grid    { grid-template-columns: 1fr 1fr; }
  .portfolio-item:nth-child(1) { grid-row: span 1; aspect-ratio: 4/3; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .why-grid          { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .process-steps     { grid-template-columns: 1fr 1fr; }
  .footer-grid       { grid-template-columns: 1fr; gap: 2rem; }

  .cta-banner { padding: 3rem 1.5rem; }
}

@media (max-width: 480px) {
  .hero { padding-top: 90px; }
  .hero h1 { font-size: 2rem; }
  .hero-content { text-align: center; }
  .hero-desc { margin-inline: auto; font-size: 1rem; }
  .hero-label { display: none; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: .75rem; text-align: center; }
  .services-grid     { grid-template-columns: 1fr; }
  .materials-grid    { grid-template-columns: 1fr; }
  .portfolio-grid    { grid-template-columns: 1fr; }
  .process-steps     { grid-template-columns: 1fr; }
  .cta-banner        { padding: 2.5rem 1.25rem; }
  .cta-banner h2     { font-size: 1.3rem; }
  .container         { width: 92%; }
}

/* =============================================
   SUBPAGE HERO (for service/material pages)
   ============================================= */
.subpage-hero {
  min-height: 50vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.subpage-hero .hero-bg img {
  filter: brightness(.3);
}

.breadcrumbs {
  font-size: .85rem;
  color: var(--clr-text-dim);
  margin-bottom: 1rem;
}
.breadcrumbs a { color: var(--clr-accent); }
.breadcrumbs span { margin: 0 .5rem; color: var(--clr-text-dim); }

/* =============================================
   CITY PAGE STYLES
   ============================================= */
.city-hero-title { font-size: var(--fs-h1); }

.city-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 3rem;
}

.city-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.city-map iframe {
  width: 100%; height: 100%;
  border: none;
  filter: grayscale(1) invert(1) contrast(.8) brightness(.7);
}

@media (max-width: 768px) {
  .city-info-grid { grid-template-columns: 1fr; }
}

/* =============================================
   LIGHTBOX (Gallery)
   ============================================= */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}
.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}
.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius);
}
.lightbox-close {
  position: absolute;
  top: 2rem; right: 2rem;
  background: none;
  border: none;
  color: var(--clr-white);
  font-size: 2rem;
  cursor: pointer;
}

/* =============================================
   COOKIE NOTICE
   ============================================= */
.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3000;
  background: rgba(20,20,20,.97);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--clr-border);
  padding: .85rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,.3);
  max-width: 100%;
  width: 100%;
  border-radius: 0;
}
.cookie-notice p {
  font-size: .85rem;
  color: var(--clr-text-dim);
}
.cookie-notice .btn { white-space: nowrap; }
.cookie-notice.hidden { display: none; }

/* =============================================
   SUBPAGE CONTENT STYLES
   ============================================= */

/* Content body text */
.content-body {
  color: var(--clr-text-dim);
  font-size: 1rem;
  line-height: 1.8;
}
.content-body h2 {
  font-size: var(--fs-h3);
  margin: 2.5rem 0 1rem;
}
.content-body h3 {
  font-size: 1.15rem;
  margin: 2rem 0 .75rem;
}
.content-body p {
  margin-bottom: 1rem;
}
.content-body ul, .content-body ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}
.content-body li {
  margin-bottom: .5rem;
}
.content-body strong {
  color: var(--clr-white);
}
.content-body a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.content-body a:hover {
  color: var(--clr-accent-l);
}

/* Property Card (material pages) */
.property-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: sticky;
  top: 100px;
}

.property-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--clr-border);
}
.property-row:last-child { border-bottom: none; }

.property-label {
  font-size: .85rem;
  color: var(--clr-text-dim);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.property-value {
  font-weight: 600;
  color: var(--clr-white);
  font-size: .95rem;
}

/* Star rating bar */
.rating-bar {
  display: flex;
  gap: 4px;
}
.rating-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--clr-border);
}
.rating-dot.filled {
  background: var(--clr-accent);
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: .9rem;
}
.comparison-table th {
  background: var(--clr-bg-card);
  color: var(--clr-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .8rem;
  padding: 1rem;
  text-align: left;
  border-bottom: 2px solid var(--clr-accent);
}
.comparison-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
}
.comparison-table tr:hover td {
  background: rgba(201,169,110,.03);
}
.comparison-table td:first-child {
  font-weight: 600;
  color: var(--clr-white);
}

/* Feature list with icons */
.feature-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: .75rem;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  color: var(--clr-text-dim);
  font-size: .95rem;
}
.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: rgba(201,169,110,.15);
  border-radius: 50%;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c9a96e' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
}

/* Color swatch cards */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.color-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.color-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
}
.color-swatch {
  height: 120px;
  background: var(--clr-surface);
}
.color-card h4 {
  padding: .75rem 1rem;
  font-size: .85rem;
  font-family: var(--ff-body);
  font-weight: 600;
}

/* Related services */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Tags for applications */
.app-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1rem 0;
}
.app-tag {
  padding: .4rem .9rem;
  background: rgba(201,169,110,.08);
  border: 1px solid rgba(201,169,110,.2);
  border-radius: 50px;
  font-size: .8rem;
  color: var(--clr-accent);
  font-weight: 500;
}

@media (max-width: 768px) {
  .property-card { position: static; }
  .color-grid { grid-template-columns: repeat(2, 1fr); }
}