/* Comfort Solutions HVAC
   Design concept by Protean Hollow LLC. Self contained stylesheet. */

:root {
  --ground:      #16202e;
  --ground-deep: #0f1824;
  --ground-up:   #1d2937;
  --ground-line: rgba(255, 255, 255, 0.10);

  --surface:     #ffffff;
  --surface-alt: #f4f6f9;
  --ink:         #16202e;
  --ink-mid:     #47576b;
  --ink-soft:    #6b7a8d;
  --rule:        #dde3ea;

  --cold:        #52a8f5;
  --cold-deep:   #1c74c4;
  --cold-dark:   #0f4f8c;
  --warm:        #e08a3c;
  --warm-deep:   #b8641d;

  --wrap: 1200px;
  --r: 6px;
  --shadow-sm: 0 1px 2px rgba(9, 15, 24, 0.16);
  --shadow:    0 1px 2px rgba(9, 15, 24, 0.14), 0 8px 22px rgba(9, 15, 24, 0.16);
  --shadow-lg: 0 2px 4px rgba(6, 11, 18, 0.24), 0 18px 44px rgba(6, 11, 18, 0.34);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Barlow', 'Segoe UI', Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  color: #d8e0ea;
  background: var(--ground);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: 'Barlow', 'Segoe UI', Arial, sans-serif;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 12px;
}

h1 { font-size: clamp(1.875rem, 4.4vw, 3.125rem); }
h2 { font-size: clamp(1.5rem, 2.9vw, 2.125rem); }
h3 { font-size: 1.1875rem; font-weight: 700; letter-spacing: -0.005em; }

p { margin: 0 0 14px; }
a { color: var(--cold); }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 22px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cold-deep);
  color: #fff;
  padding: 10px 16px;
  z-index: 50;
}
.skip:focus { left: 0; }

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

/* ---------- shared bits ---------- */

.tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--cold);
  margin-bottom: 12px;
}
.tag-warm { color: var(--warm); }
.tag-live {
  color: #fff;
  background: var(--cold-dark);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r);
  padding: 4px 9px;
  margin-bottom: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 13px 22px;
  border-radius: var(--r);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color .15s ease, border-color .15s ease, transform .15s ease;
}
.btn-primary { background: var(--cold-deep); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: #1b66ab; }
.btn-warm { background: var(--warm-deep); color: #fff; }
.btn-warm:hover { background: #a2571a; }
.btn-ghost {
  background: transparent;
  color: #dce5ef;
  border-color: rgba(255, 255, 255, 0.28);
}
.btn-ghost:hover { border-color: rgba(255, 255, 255, 0.55); }
.btn-lg { font-size: 1.25rem; padding: 15px 28px; letter-spacing: 0.005em; }

.sec-head { max-width: 720px; margin-bottom: 26px; }
.sec-head h2 { color: #fff; }
.sec-head p { color: #a0b0c2; margin: 0; }

/* ---------- emergency bar ---------- */

.emergency {
  background: var(--ground-deep);
  border-bottom: 1px solid var(--ground-line);
}
.emergency-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.emergency-copy p {
  margin: 0;
  font-size: 0.8438rem;
  color: #9fb0c4;
  max-width: 60ch;
}
.emergency-call {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-decoration: none;
  flex: none;
}
.emergency-label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cold);
}
.emergency-number {
  font-size: clamp(1.875rem, 4.6vw, 3.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
}
.emergency-call:hover .emergency-number { color: var(--cold); }

/* ---------- header ---------- */

.site-head {
  background: var(--ground);
  border-bottom: 1px solid var(--ground-line);
}
.head-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: inherit;
}
.brand-mark {
  width: 40px;
  height: 40px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: var(--r);
  background: linear-gradient(160deg, var(--cold-deep), var(--cold-dark));
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #fff;
  font-weight: 800;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.14; }
.brand-text strong { font-size: 1.1875rem; font-weight: 800; color: #fff; letter-spacing: -0.01em; }
.brand-text span { font-size: 0.75rem; color: #90a2b8; letter-spacing: 0.05em; text-transform: uppercase; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 700;
  color: #d3dde8;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--ground-line);
  border-radius: var(--r);
  padding: 9px 14px;
  cursor: pointer;
}
.nav-toggle-bars { display: grid; gap: 3px; }
.nav-toggle-bars i { display: block; width: 17px; height: 2px; background: currentColor; }
.nav-toggle[aria-expanded="true"] { background: var(--cold-deep); color: #fff; border-color: var(--cold-deep); }

.nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav a {
  font-size: 0.875rem;
  font-weight: 600;
  color: #c4d0de;
  text-decoration: none;
  padding: 8px 11px;
  border-radius: var(--r);
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.06); }
.nav .nav-cta {
  background: rgba(82, 168, 245, 0.12);
  border: 1px solid rgba(82, 168, 245, 0.42);
  color: #a9d4fb;
  margin-left: 6px;
}
.nav .nav-cta:hover { background: var(--cold-deep); color: #fff; border-color: var(--cold-deep); }

/* ---------- split hero ---------- */

.hero {
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(82, 168, 245, 0.13), transparent 70%),
    var(--ground);
  border-bottom: 1px solid var(--ground-line);
}
.hero-in {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: 40px;
  padding-top: 46px;
  padding-bottom: 46px;
  align-items: start;
}
.hero-copy h1 { color: #fff; max-width: 17ch; }
.hero-copy .lede {
  font-size: 1.0625rem;
  color: #a9b8c9;
  max-width: 56ch;
  margin-bottom: 20px;
}
.hero-facts {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--ground-line);
}
.hero-facts li {
  font-size: 0.9062rem;
  color: #b6c4d4;
  padding: 10px 0 10px 20px;
  border-bottom: 1px solid var(--ground-line);
  position: relative;
}
.hero-facts li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 19px;
  width: 8px;
  height: 2px;
  background: var(--cold);
}
.hero-facts strong { color: #fff; font-weight: 700; }

.hero-photo {
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--ground-line);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 3 / 2;
  background: var(--ground-up);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }

/* booking panel */

.booker {
  background: var(--surface);
  border-radius: var(--r);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow-lg);
  color: var(--ink);
  overflow: hidden;
  position: sticky;
  top: 18px;
}
.booker-head {
  padding: 20px 22px 14px;
  border-bottom: 1px solid var(--rule);
  background: var(--surface-alt);
}
.booker-head h2 { font-size: 1.375rem; margin-bottom: 6px; }
.booker-head p { margin: 0; font-size: 0.8438rem; color: var(--ink-soft); }

.booker-form { padding: 18px 22px 20px; }
.field { margin-bottom: 13px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field label {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 0.7188rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mid);
  margin-bottom: 5px;
}
.field .req,
.field .opt {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 1px 5px;
  border-radius: 3px;
}
.field .req { color: var(--warm-deep); background: #fbf0e4; }
.field .opt { color: var(--ink-soft); background: var(--surface-alt); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid #c9d2dd;
  border-radius: var(--r);
  padding: 11px 12px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { resize: vertical; min-height: 74px; }
.field input::placeholder,
.field textarea::placeholder { color: #9aa7b6; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--cold-deep);
  box-shadow: 0 0 0 3px rgba(28, 116, 196, 0.16);
}
.field-error {
  display: none;
  margin: 5px 0 0;
  font-size: 0.7812rem;
  line-height: 1.4;
  color: #b4341f;
}
/* only after a submit attempt, so the panel is not red on first sight */
.was-validated .field input:invalid,
.was-validated .field select:invalid,
.was-validated .field textarea:invalid {
  border-color: #d0492f;
  background: #fdf6f4;
}
.was-validated .field input:invalid + .field-error,
.was-validated .field select:invalid + .field-error,
.was-validated .field :invalid ~ .field-error { display: block; }
.was-validated .field input:valid,
.was-validated .field select:valid { border-color: #7fae7f; }

.booker-form .btn { width: 100%; margin-top: 4px; }
.booker-note {
  margin: 10px 0 0;
  font-size: 0.7812rem;
  color: var(--ink-soft);
  text-align: center;
}
.booker-note.is-flagged { color: var(--warm-deep); font-weight: 600; }
.booker-note.is-error { color: #b4341f; font-weight: 600; }
.booker-alt {
  margin: 0;
  padding: 12px 22px;
  border-top: 1px solid var(--rule);
  background: var(--surface-alt);
  font-size: 0.8438rem;
  color: var(--ink-mid);
}
.booker-alt a { color: var(--cold-deep); font-weight: 700; }

/* ---------- glance strip ---------- */

.glance { background: var(--ground-deep); border-bottom: 1px solid var(--ground-line); }
.glance-in {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 0 22px;
  background: var(--ground-line);
  border-left: 1px solid var(--ground-line);
  border-right: 1px solid var(--ground-line);
}
.glance-item {
  background: var(--ground-deep);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.glance-k {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cold);
}
.glance-v { font-size: 1.0625rem; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.glance-s { font-size: 0.8125rem; color: #8fa1b6; }

/* ---------- reviews ---------- */

.reviews { background: var(--ground); padding: 42px 0; border-bottom: 1px solid var(--ground-line); }
.reviews-in {
  display: grid;
  grid-template-columns: 250px repeat(3, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}
.reviews-score h2 { color: #fff; font-size: 1.5rem; margin-bottom: 10px; }
.reviews-score .score {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1;
  color: #fff;
  letter-spacing: -0.03em;
}
.reviews-score .stars { color: var(--warm); width: 118px; margin: 8px 0 8px; }
.reviews-score .stars svg { width: 100%; height: auto; display: block; }
.reviews-score p { font-size: 0.8125rem; color: #8fa1b6; margin: 0; }

.quote {
  margin: 0;
  padding-left: 20px;
  border-left: 2px solid rgba(82, 168, 245, 0.45);
}
.quote p {
  font-size: 0.9062rem;
  line-height: 1.6;
  color: #c1cddb;
  margin-bottom: 12px;
}
.quote cite {
  font-style: normal;
  display: flex;
  flex-direction: column;
  font-size: 0.8438rem;
  font-weight: 700;
  color: #fff;
}
.quote cite span { font-weight: 400; color: #8296ad; font-size: 0.7812rem; }

/* ---------- services, three across ---------- */

.services { background: var(--ground-deep); padding: 54px 0; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  padding: 20px;
  border-top: 3px solid var(--cold-deep);
  color: var(--ink);
}
.card-warm { border-top-color: var(--warm-deep); }
.card h3 { color: var(--ink); margin-bottom: 8px; }
.card p { font-size: 0.9062rem; color: var(--ink-mid); margin-bottom: 12px; }
/* The icons are full colour renders on transparent, so they sit directly on the
   white card at full size. No chip behind them and no recolouring: anything
   painted behind detailed art at this size just muddies it. */
.chip {
  display: block;
  margin-bottom: 12px;
}
.chip img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}
.card-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}
.card-list li {
  font-size: 0.8438rem;
  color: var(--ink-soft);
  padding: 7px 0 7px 16px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.card-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 7px;
  height: 1px;
  background: #b6c1cf;
}

/* ---------- no heat band ---------- */

.noheat { background: var(--ground); padding: 54px 0; }
.noheat-in {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 38px;
  align-items: start;
}
.noheat-photo {
  aspect-ratio: 1 / 1;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--ground-line);
  box-shadow: var(--shadow-lg);
  background: var(--ground-up);
}
.noheat-photo img { width: 100%; height: 100%; object-fit: cover; }
.noheat-copy h2 { color: #fff; }
.steps { margin: 0 0 22px; padding: 0; list-style: none; counter-reset: step; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 12px 0 12px 42px;
  border-bottom: 1px solid var(--ground-line);
  font-size: 0.9062rem;
  color: #a9b8c9;
}
.steps li:first-child { border-top: 1px solid var(--ground-line); }
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 12px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: var(--r);
  background: rgba(224, 138, 60, 0.14);
  border: 1px solid rgba(224, 138, 60, 0.45);
  color: var(--warm);
  font-size: 0.7812rem;
  font-weight: 800;
}
.steps strong { color: #fff; font-weight: 700; }

/* ---------- service area ---------- */

.area { background: var(--ground-deep); padding: 54px 0; }
.area-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r);
  padding: 22px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
}
.towns {
  list-style: none;
  margin: 0;
  padding: 0;
  columns: 3;
  column-gap: 22px;
}
.towns li {
  font-size: 0.9062rem;
  font-weight: 600;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 1px solid var(--rule);
  break-inside: avoid;
}
.area-note {
  border-left: 2px solid var(--cold-deep);
  padding-left: 18px;
}
.area-note h3 { margin-bottom: 6px; }
.area-note p { font-size: 0.875rem; color: var(--ink-mid); margin: 0; }

/* ---------- financing ---------- */

.financing { background: var(--ground); padding: 54px 0; }
.financing-in {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 38px;
  align-items: start;
}
.financing-copy h2 { color: #fff; }
.financing-copy p { color: #a9b8c9; font-size: 0.9688rem; }
.financing-copy .small { font-size: 0.7812rem; color: #7d8ea3; }

.financing-table {
  background: var(--surface);
  border-radius: var(--r);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
  overflow: hidden;
  color: var(--ink);
}
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.financing-table table { width: 100%; border-collapse: collapse; min-width: 340px; }
.financing-table caption {
  text-align: left;
  padding: 14px 18px;
  font-size: 0.7188rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mid);
  background: var(--surface-alt);
  border-bottom: 1px solid var(--rule);
}
.financing-table th,
.financing-table td {
  text-align: left;
  padding: 11px 18px;
  font-size: 0.9062rem;
  border-bottom: 1px solid var(--rule);
}
.financing-table th {
  font-size: 0.7188rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.financing-table td:first-child { font-weight: 700; }
.financing-table tbody tr:last-child td { border-bottom: 1px solid var(--rule); }
.fin-points { list-style: none; margin: 0; padding: 14px 18px; }
.fin-points li {
  font-size: 0.8438rem;
  color: var(--ink-mid);
  padding-left: 16px;
  position: relative;
  margin-bottom: 5px;
}
.fin-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--cold-deep);
}

/* ---------- after hours ---------- */

.hours { background: var(--ground-deep); padding: 54px 0; }
.hours-in {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  gap: 38px;
  align-items: start;
}
.hours-copy h2 { color: #fff; }
.hours-copy p { color: #a0b0c2; }
.policy { margin: 22px 0 0; }
.policy > div {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 18px;
  padding: 12px 0;
  border-top: 1px solid var(--ground-line);
}
.policy > div:last-child { border-bottom: 1px solid var(--ground-line); }
.policy dt { font-size: 0.875rem; font-weight: 700; color: #fff; }
.policy dd { margin: 0; font-size: 0.9062rem; color: #a9b8c9; }

.hours-photo {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r);
  padding: 10px;
  box-shadow: var(--shadow);
}
.hours-photo img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 4px;
  background: #dfe5ec;
}
.hours-photo .caption {
  margin: 10px 2px 2px;
  font-size: 0.7812rem;
  color: var(--ink-soft);
}

/* ---------- closer ---------- */

.closer { background: var(--ground); padding: 40px 0; border-top: 1px solid var(--ground-line); }
.closer-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  flex-wrap: wrap;
}
.closer h2 { color: #fff; margin-bottom: 4px; }
.closer p { margin: 0; color: #9aabbf; }
.closer-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- footer ---------- */

.site-foot { background: var(--ground-deep); border-top: 1px solid var(--ground-line); padding: 34px 0 26px; }
.foot-in {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 26px;
  flex-wrap: wrap;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--ground-line);
}
.foot-brand { display: flex; gap: 12px; align-items: flex-start; }
.foot-brand > div { display: flex; flex-direction: column; gap: 2px; }
.foot-brand strong { color: #fff; font-size: 1rem; }
.foot-brand span { font-size: 0.8125rem; color: #8fa1b6; }
.foot-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-nav a { font-size: 0.8438rem; color: #b3c1d1; text-decoration: none; }
.foot-nav a:hover { color: #fff; text-decoration: underline; }

.foot-legal { padding-top: 18px; }
.foot-legal a { color: var(--cold); font-weight: 700; }
.foot-built { margin: 16px 0 0; font-size: 0.8438rem; color: #93a5ba; }

.disclosure {
  border: 1px solid var(--ground-line);
  border-radius: var(--r);
  background: rgba(255, 255, 255, 0.025);
  padding: 16px 18px 14px;
}
.disclosure h2 {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8fa1b6;
  margin: 0 0 10px;
}
.disclosure ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 26px;
}
.disclosure li {
  font-size: 0.7812rem;
  line-height: 1.5;
  color: #718499;
  padding-left: 14px;
  position: relative;
}
.disclosure li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 1px;
  background: #4d5f74;
}
.disclosure strong { color: #9db0c5; font-weight: 700; }

/* ---------- responsive ---------- */

@media (max-width: 1080px) {
  .hero-in { grid-template-columns: 1fr; gap: 30px; }
  .booker { position: static; }
  .reviews-in { grid-template-columns: 1fr 1fr; gap: 24px; }
  .reviews-score { grid-column: 1 / -1; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .noheat-in,
  .financing-in,
  .hours-in,
  .area-panel { grid-template-columns: 1fr; gap: 26px; }
  .noheat-photo { max-width: 460px; }
  .hours-photo { max-width: 420px; }
  .towns { columns: 3; }
}

@media (max-width: 820px) {
  .emergency-in { flex-direction: column; align-items: flex-start; gap: 12px; }
  .emergency-call { align-items: flex-start; }

  /* below this width the nav becomes a disclosure rather than a wrapped row */
  .head-in { flex-wrap: wrap; }
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid var(--ground-line);
  }
  .nav.is-open { display: flex; }
  .nav a {
    padding: 13px 4px;
    font-size: 0.9375rem;
    border-radius: 0;
    border-bottom: 1px solid var(--ground-line);
  }
  .nav a:last-child { border-bottom: 0; }
  .nav .nav-cta {
    margin: 10px 0 4px;
    padding: 13px 16px;
    text-align: center;
    border-radius: var(--r);
  }

  .glance-in { grid-template-columns: repeat(2, 1fr); }
  .policy > div { grid-template-columns: 1fr; gap: 4px; }
}

@media (max-width: 680px) {
  .wrap { padding: 0 16px; }
  .hero-in { padding-top: 30px; padding-bottom: 34px; }
  .reviews-in { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .towns { columns: 2; }
  .services, .noheat, .area, .financing, .hours { padding: 38px 0; }
  .glance-in { padding: 0 16px; }
  .emergency-number { font-size: 2.25rem; }
  .field-row { grid-template-columns: 1fr; }
  .field input, .field select, .field textarea { padding: 13px 12px; }
  .btn { padding: 15px 22px; }
  .closer-in { flex-direction: column; align-items: flex-start; }
  .closer-actions { width: 100%; }
  .closer-actions .btn { flex: 1 1 auto; }
  .disclosure ul { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .towns { columns: 1; }
  .brand-text strong { font-size: 1.0625rem; }
  .nav-toggle-text { display: none; }
  .nav-toggle { padding: 10px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* Concept backlink. Deliberately foreign to this site's design system: it is a
   frame around the demonstration, not part of it, so it uses none of the type,
   colour or radius above. Fixed because the footer credit sits at the bottom of
   a long page, which in practice means a visitor has no route back at all. */
.ph-backlink {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(18, 18, 20, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: ui-sans-serif, system-ui, "Segoe UI", Arial, sans-serif;
  font-size: 12.5px;
  line-height: 1;
  color: #d4d4d8;
  text-decoration: none;
}

.ph-backlink strong { color: #fff; font-weight: 600; }
.ph-backlink:hover { background: rgba(18, 18, 20, 0.98); color: #fff; }
.ph-backlink:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

@media (max-width: 480px) {
  .ph-backlink { right: 10px; bottom: 10px; padding: 8px 12px; font-size: 11.5px; }
}