/* Brand: perryairtexas.homes — light charcoal Texas cooling guide */

:root {
  --per50-max: 1120px;
  --per50-pad: clamp(1.1rem, 3vw, 1.75rem);
  --per50-warm: #c4844a;
  --per50-ink: var(--dna-ink, #243038);
  --per50-soft: var(--dna-ink-soft, #5a6670);
  --per50-line: var(--dna-line, #d8d4cc);
  --per50-bg: var(--dna-bg, #f4f1ea);
  --per50-surf: var(--dna-surface, #faf8f4);
  --per50-surf2: var(--dna-surface-2, #ebe6dc);
  --per50-accent: var(--dna-accent-ink, var(--dna-accent, #3a464c));
  --per50-radius: 4px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .per50-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: var(--dna-font-body, Inter, system-ui, sans-serif);
  color: var(--per50-ink);
  background:
    linear-gradient(180deg, #f7f4ee 0%, var(--per50-bg) 40%, #efebe3 100%);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--per50-accent);
  outline-offset: 3px;
}

.per50-skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--per50-accent);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}
.per50-skip:focus { left: 1rem; top: 1rem; }

.per50-shell {
  width: min(100% - 2 * var(--per50-pad), var(--per50-max));
  margin-inline: auto;
}

.per50-top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--per50-surf) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--per50-line);
}
.per50-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}
.per50-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}
.per50-brand b {
  display: block;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
}
.per50-brand small {
  display: block;
  color: var(--per50-soft);
  font-size: 0.78rem;
}
.per50-links {
  display: none;
  gap: 1.35rem;
  align-items: center;
}
.per50-links a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--per50-soft);
}
.per50-links a[aria-current="page"],
.per50-links a:hover { color: var(--per50-ink); }
.per50-bar-end {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.per50-burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--per50-line);
  background: var(--per50-surf);
  border-radius: var(--per50-radius);
  cursor: pointer;
  padding: 0;
}
.per50-burger span {
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  background: var(--per50-ink);
}
.per50-drawer {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.5rem 0 1.2rem;
  border-top: 1px solid var(--per50-line);
}
.per50-drawer[hidden] { display: none !important; }
.per50-drawer a {
  text-decoration: none;
  font-size: 1.05rem;
  padding: 0.35rem 0;
}

@media (min-width: 880px) {
  .per50-links { display: flex; }
  .per50-burger { display: none; }
  .per50-drawer { display: none !important; }
}

.per50-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.72rem 1.15rem;
  border-radius: var(--per50-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.per50-btn--solid,
.btn.btn-solid {
  background: var(--per50-accent);
  color: #f7f4ee;
  border-color: var(--per50-accent);
}
.per50-btn--solid:hover,
.btn.btn-solid:hover {
  background: color-mix(in srgb, var(--per50-accent) 88%, #000);
}
.per50-btn--ghost,
.btn.btn-ghost {
  background: transparent;
  color: var(--per50-ink);
  border-color: var(--per50-line);
}
.per50-btn--ghost:hover,
.btn.btn-ghost:hover {
  border-color: var(--per50-accent);
  color: var(--per50-accent);
}
.per50-bar-end .per50-btn--solid { display: none; }
@media (min-width: 880px) {
  .per50-bar-end .per50-btn--solid { display: inline-flex; }
}

.per50-hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--per50-surf2);
}
.per50-hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.per50-hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.per50-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(0deg, rgba(36, 48, 56, 0.72) 0%, rgba(36, 48, 56, 0.28) 42%, rgba(36, 48, 56, 0.12) 100%),
    linear-gradient(90deg, rgba(196, 132, 74, 0.18) 0%, transparent 38%);
  pointer-events: none;
}
.per50-hero .hero-inner {
  position: relative;
  z-index: 2;
  width: min(100% - 2 * var(--per50-pad), var(--per50-max));
  margin: 0 auto;
  padding: clamp(4.5rem, 12vh, 7rem) 0 clamp(2.4rem, 5vh, 3.4rem);
  color: #f7f4ee;
}
.per50-hero .per50-kicker {
  color: color-mix(in srgb, #f7f4ee 75%, var(--per50-warm));
}
.per50-hero h1 {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: clamp(2.2rem, 5.4vw, 3.55rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin: 0.55rem 0 0.85rem;
  max-width: 14ch;
}
.per50-hero h1 em {
  font-style: normal;
  color: var(--per50-warm);
}
.per50-hero .sub {
  max-width: 38rem;
  color: color-mix(in srgb, #f7f4ee 88%, transparent);
  font-size: 1.05rem;
  margin: 0 0 1.4rem;
}
.per50-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.per50-hero .per50-btn--ghost {
  color: #f7f4ee;
  border-color: color-mix(in srgb, #f7f4ee 45%, transparent);
}
.per50-hero .per50-btn--ghost:hover {
  border-color: #f7f4ee;
  color: #fff;
}
.per50-climate-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: color-mix(in srgb, #f7f4ee 18%, transparent);
  border-top: 1px solid color-mix(in srgb, #f7f4ee 22%, transparent);
}
.per50-climate-strip span {
  padding: 0.7rem 1rem;
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: color-mix(in srgb, #f7f4ee 80%, transparent);
  background: color-mix(in srgb, #243038 55%, transparent);
}
@media (max-width: 640px) {
  .per50-climate-strip { grid-template-columns: 1fr; }
}

.per50-kicker {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--per50-accent);
}

.per50-sec {
  padding: clamp(3rem, 7vw, 5rem) 0;
}
.per50-sec--band {
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--per50-warm) 10%, transparent) 0 8px, transparent 8px),
    var(--per50-surf);
  border-block: 1px solid var(--per50-line);
}
.per50-sec--soft {
  background: color-mix(in srgb, var(--per50-surf2) 70%, transparent);
}
.per50-sec-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}
.per50-sec-head h2,
.per50-mast h1,
.per50-cta-box h2 {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  letter-spacing: -0.025em;
  line-height: 1.12;
  font-weight: 700;
  margin: 0.45rem 0 0.7rem;
}
.per50-sec-head h2 { font-size: clamp(1.55rem, 3.2vw, 2.15rem); }
.per50-lede {
  margin: 0;
  color: var(--per50-soft);
  font-size: 1.02rem;
}

.per50-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.per50-reveal.is-in {
  opacity: 1;
  transform: none;
}

.per50-bands {
  display: grid;
  gap: 0.85rem;
}
.per50-band {
  display: grid;
  grid-template-columns: minmax(4.5rem, 7rem) 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.15rem;
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  border-left-width: 6px;
}
.per50-band:nth-child(1) { border-left-color: #c4844a; }
.per50-band:nth-child(2) { border-left-color: #3a464c; }
.per50-band:nth-child(3) { border-left-color: #6a8494; }
.per50-band b {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 0.95rem;
}
.per50-band p {
  margin: 0;
  color: var(--per50-soft);
  font-size: 0.95rem;
}

.per50-svc-grid[data-services-catalog] {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 46rem;
}
.dna-svc-accordion .per50-svc-grid .service-item,
.per50-svc-grid .service-item {
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  border-radius: var(--per50-radius);
  padding: 0;
  overflow: hidden;
}
.per50-svc-grid .service-item h3 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
  padding: 0.95rem 1.1rem;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.05rem;
  font-weight: 650;
  cursor: pointer;
}
.per50-svc-num {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: var(--per50-surf2);
  color: var(--per50-accent);
  font-size: 0.78rem;
  font-weight: 700;
}
.per50-svc-grid .service-item-body {
  padding: 0 1.1rem;
}
.per50-svc-grid .is-open .service-item-body {
  padding-bottom: 1.05rem;
}
.per50-svc-grid .service-item-body p {
  margin: 0;
  color: var(--per50-soft);
  font-size: 0.96rem;
}

.per50-media-split {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 800px) {
  .per50-media-split {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: stretch;
  }
}
.per50-media-split figure {
  margin: 0;
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  overflow: hidden;
}
.per50-media-split img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.per50-media-split figcaption {
  padding: 0.7rem 0.95rem;
  font-size: 0.85rem;
  color: var(--per50-soft);
  border-top: 1px solid var(--per50-line);
}
.per50-stack-figs {
  display: grid;
  gap: 1.25rem;
}

.per50-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-top: 1.75rem;
}
@media (min-width: 720px) {
  .per50-stats { grid-template-columns: repeat(4, 1fr); }
}
.per50-stat {
  padding: 1.1rem 1rem;
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  border-top: 3px solid var(--per50-accent);
}
.per50-stat b {
  display: block;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}
.per50-stat span {
  font-size: 0.86rem;
  color: var(--per50-soft);
}

.per50-about-grid {
  display: grid;
  gap: 1.75rem;
}
@media (min-width: 880px) {
  .per50-about-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }
}
.per50-about-copy p { color: var(--per50-soft); }
.per50-about-copy ul {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}
.per50-about-copy li {
  padding-left: 1rem;
  border-left: 3px solid var(--per50-warm);
  color: var(--per50-ink);
  font-size: 0.95rem;
}

.per50-duct-grid {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 800px) {
  .per50-duct-grid { grid-template-columns: 1fr 1fr; }
}
.per50-duct-card {
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  overflow: hidden;
}
.per50-duct-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.per50-duct-card .body {
  padding: 1.1rem 1.15rem 1.25rem;
}
.per50-duct-card h3 {
  margin: 0 0 0.45rem;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.1rem;
}
.per50-duct-card p {
  margin: 0;
  color: var(--per50-soft);
  font-size: 0.95rem;
}

.per50-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--per50-line);
  border: 1px solid var(--per50-line);
}
@media (min-width: 800px) {
  .per50-metrics { grid-template-columns: repeat(4, 1fr); }
}
.per50-metrics .m {
  background: var(--per50-surf);
  padding: 1.25rem 1rem;
  text-align: center;
}
.per50-metrics .m b {
  display: block;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}
.per50-metrics .m span {
  font-size: 0.84rem;
  color: var(--per50-soft);
}

.per50-cta-box {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--per50-accent) 92%, #000), var(--per50-accent));
  color: #f7f4ee;
  padding: clamp(1.8rem, 4vw, 2.6rem);
  border-radius: var(--per50-radius);
  display: grid;
  gap: 1rem;
}
@media (min-width: 760px) {
  .per50-cta-box {
    grid-template-columns: 1.4fr auto;
    align-items: center;
  }
}
.per50-cta-box h2 { color: #f7f4ee; margin: 0 0 0.45rem; font-size: clamp(1.4rem, 2.8vw, 1.85rem); }
.per50-cta-box p { margin: 0; color: color-mix(in srgb, #f7f4ee 82%, transparent); }
.per50-cta-box .per50-btn--solid {
  background: var(--per50-warm);
  border-color: var(--per50-warm);
  color: #1f262b;
}
.per50-cta-box .per50-btn--solid:hover {
  background: color-mix(in srgb, var(--per50-warm) 88%, #fff);
}

.per50-mast {
  padding: clamp(2.4rem, 6vw, 3.6rem) 0 1.5rem;
}
.per50-mast h1 {
  font-size: clamp(1.8rem, 3.8vw, 2.5rem);
  max-width: 18ch;
}
.per50-crumb {
  font-size: 0.86rem;
  color: var(--per50-soft);
  margin: 0 0 0.75rem;
}
.per50-crumb a { text-decoration: none; }

.per50-svc-page {
  display: grid;
  gap: 1.1rem;
}
.per50-svc-page .block {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
}
@media (min-width: 800px) {
  .per50-svc-page .block {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
  .per50-svc-page .block:nth-child(even) {
    grid-template-columns: 0.9fr 1.1fr;
  }
  .per50-svc-page .block:nth-child(even) .copy { order: 2; }
  .per50-svc-page .block:nth-child(even) .visual { order: 1; }
}
.per50-svc-page h2 {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}
.per50-svc-page p { margin: 0; color: var(--per50-soft); }
.per50-svc-page .visual {
  border: 1px solid var(--per50-line);
  overflow: hidden;
  background: var(--per50-surf2);
}
.per50-svc-page .visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.contact-page[data-contact-root] {
  display: grid;
  gap: 1.5rem;
  padding-bottom: 3.5rem;
}
@media (min-width: 880px) {
  .contact-page[data-contact-root] {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: start;
  }
}
.contact-info[data-contact-info] {
  display: grid;
  gap: 1rem;
}
.contact-block {
  padding: 1rem 1.1rem;
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  border-left: 4px solid var(--per50-accent);
}
.contact-block h3 {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--per50-soft);
  font-weight: 700;
}
.contact-block p { margin: 0; }
.contact-block a { color: var(--per50-ink); text-decoration: none; }
.contact-block a:hover { color: var(--per50-accent); }

.per50-bk {
  background: var(--per50-surf);
  border: 1px solid var(--per50-line);
  padding: 1.35rem 1.25rem 1.5rem;
  box-shadow: 8px 0 0 color-mix(in srgb, var(--per50-warm) 35%, transparent);
}
.per50-bk-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--per50-accent);
}
.per50-bk-title {
  margin: 0 0 0.45rem;
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
}
.per50-bk-sub {
  margin: 0 0 1.15rem;
  color: var(--per50-soft);
  font-size: 0.95rem;
}
.per50-bk-form {
  display: grid;
  gap: 0.65rem;
}
.per50-bk-form[hidden],
.per50-bk-done[hidden],
.per50-bk-error[hidden],
[hidden] {
  display: none !important;
}
.per50-bk-label {
  font-size: 0.86rem;
  font-weight: 600;
}
.per50-bk-form input[type="tel"] {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--per50-line);
  border-radius: var(--per50-radius);
  font: inherit;
  background: #fff;
  color: var(--per50-ink);
}
.per50-bk-form .per50-btn { width: 100%; }
.per50-bk-error {
  margin: 0;
  color: #8b2e2e;
  font-size: 0.88rem;
}
.per50-bk-success {
  margin: 0;
  padding: 1rem;
  background: color-mix(in srgb, var(--per50-accent) 8%, #fff);
  border: 1px solid var(--per50-line);
  font-weight: 600;
}

.per50-prose {
  max-width: 42rem;
  padding-bottom: 3.5rem;
}
.per50-prose h2 {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.2rem;
  margin: 1.6rem 0 0.5rem;
}
.per50-prose p { color: var(--per50-soft); }

.per50-footer {
  border-top: 1px solid var(--per50-line);
  background: var(--per50-surf);
  padding: 2.2rem 0 1.6rem;
}
.per50-footer-stack {
  display: grid;
  gap: 1.25rem;
}
.per50-footer strong {
  font-family: var(--dna-font-display, Figtree, sans-serif);
  font-size: 1.05rem;
}
.per50-footer p {
  margin: 0.35rem 0 0;
  color: var(--per50-soft);
  font-size: 0.92rem;
}
.per50-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
}
.per50-footer nav a {
  text-decoration: none;
  color: var(--per50-soft);
  font-size: 0.9rem;
}
.per50-footer nav a:hover { color: var(--per50-ink); }
.per50-foot-meta {
  padding-top: 1rem;
  border-top: 1px solid var(--per50-line);
  font-size: 0.82rem;
  color: var(--per50-soft);
}