/* ── Shingle Hero ── */
.hero--shingle {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: center;
  background: url('https://images.unsplash.com/photo-1632823471565-1ecdf5c6da42?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  padding: calc(var(--navbar-height) + var(--space-3xl)) 0 var(--space-2xl);
}
.hero--shingle::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(170deg, rgba(var(--color-primary-rgb), 0.78) 0%, rgba(var(--color-primary-dark-rgb), 0.68) 45%, rgba(var(--color-accent-rgb), 0.15) 100%);
  z-index: 1;
}
.hero--shingle::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  z-index: 1;
  pointer-events: none;
}
.hero--shingle .container {
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.hero--shingle .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}
.hero--shingle .breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-base);
}
.hero--shingle .breadcrumb a:hover { color: var(--color-accent); }
.hero--shingle .breadcrumb-sep { margin: 0 var(--space-xs); opacity: 0.5; }
.hero--shingle .eyebrow-label {
  display: inline-block;
  background: rgba(var(--color-accent-rgb), 0.15);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}
.hero--shingle h1 {
  color: #fff;
  font-size: var(--fs-h1);
  font-family: var(--font-heading);
  line-height: 1.1;
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.hero--shingle h1 .text-accent {
  font-family: var(--font-accent);
  color: var(--color-accent);
}
.hero--shingle .hero-answer {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-lg);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  max-width: 60ch;
}
.hero--shingle .hero-ctas {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}
.hero--shingle .trust-row {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.75);
}
.hero--shingle .trust-row span {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.hero--shingle .trust-row i,
.hero--shingle .trust-row svg { width: 16px; height: 16px; color: var(--color-accent); }

/* ── SVG Divider: Zigzag ── */
.divider-zigzag {
  position: relative;
  margin-top: -2px;
  line-height: 0;
}
.divider-zigzag svg {
  display: block;
  width: 100%;
  height: 40px;
}

/* ── SVG Divider: Scallop ── */
.divider-scallop {
  position: relative;
  margin-top: -2px;
  line-height: 0;
}
.divider-scallop svg {
  display: block;
  width: 100%;
  height: 50px;
}

/* ── Shingle Types (Asymmetric Grid) ── */
.shingle-types {
  padding: var(--section-pad);
  background: var(--color-bg);
}
.shingle-types .grid-asym-reverse {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-3xl);
  align-items: center;
}
.shingle-types h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.shingle-types .answer-block {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}
.shingle-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.compare-card {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  position: relative;
}
.compare-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.compare-card h3 i,
.compare-card h3 svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}
.compare-card p {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}
.compare-card .price-range {
  display: block;
  margin-top: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent);
  font-size: 1rem;
}
.shingle-types .img-col {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.shingle-types .img-col img {
  width: 100%;
  display: block;
  object-fit: cover;
}

/* ── Brands Section ── */
.shingle-brands {
  padding: var(--section-pad);
  background: var(--color-bg-alt);
  position: relative;
}
.shingle-brands .section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}
.shingle-brands .section-title h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.shingle-brands .answer-block {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 60ch;
  margin: 0 auto;
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.brand-card {
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}
.brand-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.brand-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.brand-card .brand-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(var(--color-accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
}
.brand-card .brand-icon i,
.brand-card .brand-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}
.brand-card h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}
.brand-card .brand-product {
  font-family: var(--font-accent);
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}
.brand-card p {
  color: var(--color-text-light);
  font-size: var(--fs-body);
  line-height: 1.6;
  max-width: 35ch;
  margin: 0 auto;
}

/* ── Process Section ── */
.shingle-process {
  padding: var(--section-pad);
  background: var(--color-bg);
}
.shingle-process .section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}
.shingle-process .section-title h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.shingle-process .answer-block {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 60ch;
  margin: 0 auto;
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}
.shingle-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  max-width: 1000px;
  margin: 0 auto;
  counter-reset: step-counter;
}
.shingle-step {
  text-align: center;
  counter-increment: step-counter;
  position: relative;
  padding-top: var(--space-xl);
}
.shingle-step::before {
  content: counter(step-counter);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  margin: 0 auto var(--space-md);
  box-shadow: 0 3px 12px rgba(var(--color-accent-rgb), 0.25);
}
.shingle-step h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}
.shingle-step p {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  max-width: 24ch;
  margin: 0 auto;
}

/* ── Why Choose Section ── */
.shingle-why {
  padding: var(--section-pad);
  background: var(--color-bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.shingle-why::before {
  content: '';
  position: absolute;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--color-accent-rgb), 0.08) 0%, transparent 70%);
  top: -80px;
  left: -80px;
  pointer-events: none;
}
.shingle-why .section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}
.shingle-why .section-title h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: #fff;
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.shingle-why .answer-block {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  max-width: 60ch;
  margin: 0 auto;
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}
.shingle-why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  max-width: 900px;
  margin: 0 auto;
}
.shingle-why-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--transition-base);
}
.shingle-why-item:hover { background: rgba(255, 255, 255, 0.1); }
.shingle-why-item i,
.shingle-why-item svg {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  color: var(--color-accent);
}
.shingle-why-item h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin-bottom: var(--space-xs);
}
.shingle-why-item p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* ── FAQ Section ── */
.shingle-faq {
  padding: var(--section-pad);
  background: var(--color-bg-alt);
}
.shingle-faq .section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}
.shingle-faq .section-title h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: var(--color-primary);
  text-wrap: balance;
}
.shingle-faq .faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.shingle-faq .faq-item {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}
.shingle-faq .faq-item:hover { box-shadow: var(--shadow-md); }
.shingle-faq .faq-question {
  padding: var(--space-lg);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-primary);
  font-weight: 600;
  list-style: none;
}
.shingle-faq .faq-question::-webkit-details-marker { display: none; }
.shingle-faq .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-accent);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}
.shingle-faq details[open] .faq-question::after {
  content: '−';
  transform: rotate(180deg);
}
.shingle-faq .faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  font-size: var(--fs-body);
  line-height: 1.7;
  max-width: 65ch;
}

/* ── CTA Banner ── */
.shingle-cta {
  padding: var(--section-pad);
  background: radial-gradient(ellipse at 30% 80%, rgba(var(--color-accent-rgb), 0.14) 0%, transparent 55%),
              linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.shingle-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}
.shingle-cta .container { position: relative; z-index: 1; max-width: 700px; }
.shingle-cta h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  margin-bottom: var(--space-md);
  text-wrap: balance;
}
.shingle-cta p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}
.shingle-cta .hero-ctas {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ── Related Services ── */
.shingle-related {
  padding: var(--section-pad);
  background: var(--color-bg);
}
.shingle-related .section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
}
.shingle-related .section-title h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  color: var(--color-primary);
  text-wrap: balance;
}
.shingle-related .services-grid {
  max-width: 1000px;
  margin: 0 auto;
  grid-template-columns: repeat(3, 1fr);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .shingle-types .grid-asym-reverse { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .shingle-compare { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: repeat(2, 1fr); }
  .shingle-steps { grid-template-columns: repeat(2, 1fr); }
  .shingle-why-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .hero--shingle { min-height: 45vh; }
  .hero--shingle .hero-ctas { flex-direction: column; }
  .brands-grid { grid-template-columns: 1fr; }
  .shingle-steps { grid-template-columns: 1fr; }
  .shingle-related .services-grid { grid-template-columns: 1fr; }
}