/* ============================================================
   FIREBIRD WATER HEATERS — design system v1 "Desert Ember"
   Palette: deep asphalt-navy · flame orange · desert-sunset · bone
   Type: Bricolage Grotesque (display, variable) · Instrument Sans (text)
   ============================================================ */

/* ---------- fonts (self-hosted, no FOUT jank) ---------- */
@font-face {
  font-family: 'Bricolage';
  src: url('../fonts/bricolage-wght.woff2') format('woff2-variations');
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: 'Instrument';
  src: url('../fonts/instrument-sans-latin-400-normal.woff2') format('woff2');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Instrument';
  src: url('../fonts/instrument-sans-latin-500-normal.woff2') format('woff2');
  font-weight: 500; font-display: swap;
}
@font-face {
  font-family: 'Instrument';
  src: url('../fonts/instrument-sans-latin-600-normal.woff2') format('woff2');
  font-weight: 600; font-display: swap;
}

/* ---------- tokens ---------- */
:root {
  --ink: #0c0f16;          /* asphalt at dusk */
  --ink-2: #131826;
  --ink-3: #1b2233;
  --bone: #f6f1e7;         /* desert bone */
  --bone-2: #ece4d3;
  --flame: #ff4d17;
  --ember: #ff7a3d;
  --sunset: #ffb25e;
  --copper: #c4713b;
  --t-hi: #f2ede3;         /* text on dark */
  --t-mid: #b8bcc7;
  --t-low: #7e8494;
  --t-ink: #191c25;        /* text on bone */
  --t-ink-mid: #565b66;
  --grad-flame: linear-gradient(100deg, var(--flame) 0%, var(--ember) 45%, var(--sunset) 100%);
  --radius: 18px;
  --radius-lg: 28px;
  --wrap: min(1200px, 92vw);
  --font-d: 'Bricolage', 'Arial Black', sans-serif;
  --font-t: 'Instrument', system-ui, sans-serif;
  --shadow-glow: 0 10px 60px -12px rgba(255, 77, 23, .45);
  --ease-out: cubic-bezier(.19, 1, .22, 1);
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font-t);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--t-hi);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-d); line-height: 1.02; margin: 0; letter-spacing: -0.02em; }
p { margin: 0 0 1em; }
.wrap { width: var(--wrap); margin-inline: auto; }
.grad-text {
  background: var(--grad-flame);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
::selection { background: var(--flame); color: #fff; }

.eyebrow {
  font: 600 .78rem/1 var(--font-t);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--ember); margin: 0 0 1.1rem;
  display: flex; align-items: center; gap: .6rem;
}
.eyebrow::before { content: ''; width: 26px; height: 2px; background: var(--grad-flame); border-radius: 2px; }
.on-bone .eyebrow { color: var(--copper); }

/* ---------- build banner (DELETE BEFORE LAUNCH) ---------- */
.build-banner {
  background: repeating-linear-gradient(-45deg, #2b1c00, #2b1c00 12px, #3a2600 12px, #3a2600 24px);
  color: #ffd9a0; text-align: center; font-size: .8rem; padding: .45rem 1rem;
  letter-spacing: .04em;
}
.build-banner strong { color: #ffb25e; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 90;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(0,0,0,.45); }
.header-inner {
  display: flex; align-items: center; gap: 1.6rem;
  padding: .8rem 0;
}
.wordmark { text-decoration: none; line-height: 1; display: flex; align-items: center; gap: .65rem; }
.wm-mark { height: 44px; width: auto; flex: none; }
.site-footer .wm-mark { height: 52px; }
.cta-mark { height: 96px; width: auto; margin: 0 auto 1.4rem; display: block; filter: drop-shadow(0 12px 40px rgba(255,77,23,.35)); }
.wordmark .wm-1 {
  font: 800 1.35rem/1 var(--font-d); letter-spacing: .02em; color: var(--t-hi);
  display: block;
}
.wordmark .wm-1 .wm-spark { color: var(--flame); }
.wordmark .wm-2 {
  font: 500 .58rem/1 var(--font-t); letter-spacing: .48em; color: var(--t-low);
  display: block; margin-top: .3rem; text-transform: uppercase;
}
.main-nav { display: flex; gap: 1.5rem; margin-inline: auto; }
.main-nav a {
  text-decoration: none; font-size: .92rem; font-weight: 500; color: var(--t-mid);
  padding: .35rem 0; position: relative; transition: color .2s;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--grad-flame); border-radius: 2px; transition: width .35s var(--ease-out);
}
.main-nav a:hover { color: var(--t-hi); }
.main-nav a:hover::after { width: 100%; }
.header-call { display: flex; align-items: center; gap: .9rem; }
.cutoff-note { text-align: right; font-size: .72rem; line-height: 1.25; color: var(--t-mid); }
.cutoff-note strong { color: var(--sunset); display: block; font-size: .78rem; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font: 600 1rem/1 var(--font-t); text-decoration: none; cursor: pointer;
  border: 0; border-radius: 999px; padding: .95rem 1.7rem;
  transition: transform .25s var(--ease-out), box-shadow .25s, background .25s;
}
.btn:active { transform: scale(.97); }
.btn-flame { background: var(--grad-flame); color: #1a0b02; box-shadow: var(--shadow-glow); }
.btn-flame:hover { transform: translateY(-2px); box-shadow: 0 16px 70px -10px rgba(255,77,23,.6); }
.btn-ghost {
  background: transparent; color: var(--t-hi);
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.22);
}
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--ember); color: var(--sunset); transform: translateY(-2px); }
.on-bone .btn-ghost { color: var(--t-ink); box-shadow: inset 0 0 0 1.5px rgba(0,0,0,.25); }
.on-bone .btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--copper); color: var(--copper); }
.btn-sm { padding: .68rem 1.2rem; font-size: .9rem; }
.btn .btn-sub { font-size: .68rem; font-weight: 500; opacity: .75; }
.phone-ico { width: 1.05em; height: 1.05em; flex: none; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: clip; }
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(2rem, 5vw, 5rem); align-items: center;
  padding: clamp(3.5rem, 7vh, 6.5rem) 0 clamp(2.5rem, 5vh, 4.5rem);
}
.hero h1 {
  font-size: clamp(3rem, 7.2vw, 6.4rem);
  font-weight: 800; letter-spacing: -0.03em; margin: 0 0 1.4rem;
}
.hero h1 .h1-soft { display: block; font-weight: 300; letter-spacing: -0.01em; color: var(--t-mid); font-size: .52em; margin-bottom: .3rem; }
.hero h1 .h1-big { display: block; }
.hero-sub { font-size: clamp(1.05rem, 1.4vw, 1.25rem); color: var(--t-mid); max-width: 34em; margin-bottom: 2rem; }
.hero-sub strong { color: var(--t-hi); font-weight: 600; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-bottom: 1.8rem; }
.hero-ctas .btn-flame { flex-direction: column; gap: .2rem; padding: 1rem 2rem; }
.hero-chips { display: flex; flex-wrap: wrap; gap: .5rem .6rem; list-style: none; padding: 0; margin: 0; }
.hero-chips li {
  font-size: .8rem; font-weight: 500; color: var(--t-mid);
  padding: .42rem .85rem; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  display: flex; align-items: center; gap: .45rem;
}
.hero-chips .chip-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--grad-flame); flex: none; }

/* hero media panel */
.hero-media {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  aspect-ratio: 4 / 5; min-height: 380px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.7);
}
.hero-media video, .hero-media img.hero-poster {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.can-animate .hero-media img.hero-poster { animation: kenburns 26s var(--ease-out) infinite alternate; }
@keyframes kenburns { from { transform: scale(1) translateY(0); } to { transform: scale(1.09) translateY(-2.5%); } }
.hero-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(12,15,22,.55), transparent 45%),
              linear-gradient(115deg, rgba(255,77,23,.28), transparent 55%);
  mix-blend-mode: normal; pointer-events: none;
}
.hero-media .media-tag {
  position: absolute; left: 1.1rem; bottom: 1rem; z-index: 2;
  font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(255,255,255,.85); background: rgba(12,15,22,.55);
  padding: .35rem .7rem; border-radius: 6px; backdrop-filter: blur(6px);
}
/* drifting embers (pure CSS, disabled under reduced motion) */
.embers { position: absolute; inset: 0; pointer-events: none; z-index: 1; opacity: 0; }
.can-animate .embers { opacity: 1; }
.embers i {
  position: absolute; bottom: -12px; width: 5px; height: 5px; border-radius: 50%;
  background: radial-gradient(circle, var(--sunset), var(--flame) 65%, transparent 70%);
  filter: blur(.5px);
  animation: rise linear infinite;
  opacity: 0;
}
.embers i:nth-child(1) { left: 12%; animation-duration: 11s; animation-delay: 0s; }
.embers i:nth-child(2) { left: 30%; animation-duration: 14s; animation-delay: 3s; width: 3px; height: 3px; }
.embers i:nth-child(3) { left: 52%; animation-duration: 10s; animation-delay: 6s; }
.embers i:nth-child(4) { left: 68%; animation-duration: 16s; animation-delay: 1.5s; width: 4px; height: 4px; }
.embers i:nth-child(5) { left: 84%; animation-duration: 12s; animation-delay: 8s; width: 3px; height: 3px; }
@keyframes rise {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  8% { opacity: .85; }
  60% { opacity: .5; }
  100% { transform: translateY(-108vh) translateX(3vw); opacity: 0; }
}

/* hero backdrop glow */
.hero::before {
  content: ''; position: absolute; z-index: -1;
  width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  right: -20vw; top: -30vw;
  background: radial-gradient(circle, rgba(255,77,23,.16), transparent 62%);
}

/* ---------- ROC license strip (A.R.S. § 32-1124 — keep prominent) ---------- */
.roc-strip {
  border-block: 1px solid rgba(255,255,255,.09);
  background: var(--ink-2);
}
.roc-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: .5rem 1.4rem; padding: .85rem 0; text-align: center;
}
.roc-inner .roc-name { font: 700 .95rem/1.3 var(--font-d); letter-spacing: .02em; }
.roc-inner .roc-num { font-weight: 600; color: var(--sunset); font-size: .95rem; }
.roc-inner .roc-lbi { font-size: .85rem; color: var(--t-mid); letter-spacing: .06em; text-transform: uppercase; }
.roc-inner .dot { color: var(--flame); }

/* ---------- panic / project split ---------- */
.split { padding: clamp(3.5rem, 8vh, 6rem) 0; }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.path-card {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  padding: clamp(1.8rem, 3vw, 2.8rem);
  background: var(--ink-2);
  border: 1px solid rgba(255,255,255,.07);
  transition: transform .35s var(--ease-out), border-color .3s;
}
.path-card::before { /* cursor-aware glow, driven by JS custom props */
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 20%), rgba(255,122,61,.14), transparent 65%);
  opacity: 0; transition: opacity .35s;
}
.path-card:hover { transform: translateY(-4px); border-color: rgba(255,122,61,.35); }
.path-card:hover::before { opacity: 1; }
.path-card h3 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); font-weight: 700; margin-bottom: .8rem; }
.path-card .calm { color: var(--t-mid); max-width: 30em; }
.path-card .calm strong { color: var(--sunset); font-weight: 600; }
.path-kicker { font-size: .74rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; margin-bottom: 1rem; display: block; }
.path-panic .path-kicker { color: var(--ember); }
.path-project .path-kicker { color: var(--t-low); }
.path-steps { list-style: none; margin: 1.2rem 0 1.6rem; padding: 0; display: grid; gap: .55rem; }
.path-steps li { display: flex; gap: .7rem; align-items: baseline; font-size: .95rem; color: var(--t-mid); }
.path-steps .n { font: 700 .8rem/1.5 var(--font-d); color: var(--sunset); flex: none; width: 1.2rem; }
.path-links { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.2rem 0 1.6rem; }
.path-links a {
  text-decoration: none; font-size: .9rem; font-weight: 500;
  padding: .55rem 1rem; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14); color: var(--t-mid);
  transition: all .25s;
}
.path-links a:hover { border-color: var(--ember); color: var(--sunset); transform: translateY(-2px); }

/* ---------- trust marquee ---------- */
.marquee {
  overflow: hidden; border-block: 1px solid rgba(255,255,255,.08);
  padding: 1rem 0; background: var(--ink);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track { display: flex; gap: 2.6rem; width: max-content; }
.can-animate .marquee-track { animation: slide 34s linear infinite; }
@keyframes slide { to { transform: translateX(-50%); } }
.marquee-track span {
  font: 600 .95rem/1 var(--font-d); letter-spacing: .06em; text-transform: uppercase;
  color: var(--t-mid); display: flex; align-items: center; gap: 2.6rem; white-space: nowrap;
}
.marquee-track span::after { content: '◆'; color: var(--flame); font-size: .55rem; }

/* ---------- sections shared ---------- */
.section { padding: clamp(4rem, 10vh, 7.5rem) 0; position: relative; }
.section-head { max-width: 46em; margin-bottom: clamp(2.2rem, 5vh, 3.6rem); }
.section-head h2 { font-size: clamp(2.1rem, 4.4vw, 3.6rem); font-weight: 750; }
.section-head .lede { color: var(--t-mid); font-size: 1.1rem; margin-top: 1.1rem; max-width: 38em; }
.on-bone { background: var(--bone); color: var(--t-ink); }
.on-bone .section-head .lede, .on-bone p { color: var(--t-ink-mid); }
.on-bone h2, .on-bone h3 { color: var(--t-ink); }

/* ---------- showcase: three heater types ---------- */
.showcase { background: linear-gradient(var(--ink), var(--ink-2)); }
.show-tabs { display: flex; gap: .6rem; flex-wrap: wrap; margin-bottom: 2rem; }
.show-tab {
  font: 600 .95rem/1 var(--font-t); color: var(--t-mid);
  background: transparent; border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px; padding: .75rem 1.4rem; cursor: pointer;
  transition: all .3s var(--ease-out);
}
.show-tab:hover { color: var(--t-hi); border-color: rgba(255,255,255,.4); }
.show-tab[aria-selected="true"] {
  background: var(--grad-flame); border-color: transparent; color: #1a0b02;
  box-shadow: var(--shadow-glow);
}
.show-panel {
  display: none; grid-template-columns: minmax(0,1fr) minmax(0,1fr);
  gap: clamp(2rem, 4vw, 4rem); align-items: center;
  border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg);
  background: rgba(255,255,255,.025);
  padding: clamp(1.6rem, 3.5vw, 3.2rem);
}
.show-panel.active { display: grid; animation: panelIn .5s var(--ease-out); }
@keyframes panelIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .show-panel.active { animation: none; } }
.show-panel h3 { font-size: clamp(1.9rem, 3.4vw, 3rem); font-weight: 780; margin-bottom: .4rem; }
.show-best { color: var(--sunset); font-weight: 600; font-size: .95rem; margin-bottom: 1.2rem; }
.show-specs { list-style: none; padding: 0; margin: 0 0 1.6rem; display: grid; gap: .7rem; }
.show-specs li { display: flex; gap: .8rem; align-items: baseline; color: var(--t-mid); font-size: .98rem; }
.show-specs li::before { content: '—'; color: var(--flame); flex: none; }
.show-price { margin: 0 0 1.6rem; }
.show-price .from { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--t-low); display: block; }
.show-price .amt { font: 800 clamp(2.4rem, 4.5vw, 3.4rem)/1 var(--font-d); letter-spacing: -.02em; }
.show-price .qual { display: block; font-size: .8rem; color: var(--t-low); margin-top: .5rem; }
.show-visual {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 4/3; background: var(--ink-3);
  display: grid; place-items: center;
}
.show-visual .glyph { width: 42%; opacity: .9; }
.show-visual::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 20%, rgba(255,122,61,.22), transparent 55%);
}
.show-visual .visual-note {
  position: absolute; bottom: .9rem; left: 50%; transform: translateX(-50%);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--t-low); white-space: nowrap;
}

/* ---------- pillars ---------- */
.pillars-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.pillar {
  border-radius: var(--radius-lg); overflow: hidden; position: relative;
  min-height: 520px; display: flex; align-items: flex-end;
  text-decoration: none; color: var(--t-hi);
}
.pillar img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out); }
.pillar:hover img { transform: scale(1.05); }
.pillar::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(12,15,22,.92) 8%, rgba(12,15,22,.25) 55%, rgba(12,15,22,.15));
}
.pillar-body { position: relative; z-index: 2; padding: clamp(1.6rem, 3vw, 2.4rem); width: 100%; }
.pillar-body h3 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 780; margin-bottom: .6rem; }
.pillar-body p { color: var(--t-mid); max-width: 30em; margin-bottom: 1.1rem; }
.pillar-cta { font-weight: 600; color: var(--sunset); display: inline-flex; align-items: center; gap: .5rem; }
.pillar-cta::after { content: '→'; transition: transform .3s var(--ease-out); }
.pillar:hover .pillar-cta::after { transform: translateX(6px); }
.hard-stat {
  position: absolute; top: 1.4rem; right: 1.4rem; z-index: 2;
  background: rgba(12,15,22,.72); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,178,94,.35); border-radius: 14px;
  padding: .8rem 1.1rem; text-align: right;
}
.hard-stat .big { font: 800 1.6rem/1 var(--font-d); }
.hard-stat .small { font-size: .68rem; color: var(--t-mid); letter-spacing: .06em; text-transform: uppercase; }

/* ---------- pricing anchors ---------- */
.pricing { }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.price-card {
  position: relative; border-radius: var(--radius);
  background: #fffdf8; border: 1px solid rgba(0,0,0,.08);
  padding: 1.6rem 1.5rem 1.4rem;
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.price-card:hover { transform: translateY(-4px); box-shadow: 0 18px 50px -18px rgba(25,28,37,.28); }
.price-card .svc { font: 600 .8rem/1.35 var(--font-t); letter-spacing: .12em; text-transform: uppercase; color: var(--t-ink-mid); min-height: 2.3em; }
.price-card .amt { font: 800 2.3rem/1.05 var(--font-d); letter-spacing: -.02em; color: var(--t-ink); margin: .55rem 0 .3rem; }
.price-card .amt .pre { font-size: .5em; font-weight: 600; color: var(--copper); margin-right: .15rem; }
.price-card .note { font-size: .85rem; color: var(--t-ink-mid); margin: 0; }
.price-card.featured { background: var(--ink); border-color: transparent; box-shadow: var(--shadow-glow); }
.price-card.featured .svc { color: var(--sunset); }
.price-card.featured .amt { color: var(--t-hi); }
.price-card.featured .note { color: var(--t-mid); }
.price-card.featured .flag {
  position: absolute; top: -0.7rem; left: 1.2rem;
  background: var(--grad-flame); color: #1a0b02;
  font: 700 .66rem/1 var(--font-t); letter-spacing: .12em; text-transform: uppercase;
  padding: .38rem .7rem; border-radius: 999px;
}
.price-qualifier {
  margin-top: 1.8rem; display: flex; gap: .8rem; align-items: flex-start;
  font-size: .92rem; color: var(--t-ink-mid); max-width: 52em;
}
.price-qualifier .q-ico { flex: none; width: 20px; height: 20px; color: var(--copper); margin-top: .15rem; }
.financing-line { margin-top: 1rem; font-size: .95rem; color: var(--t-ink); font-weight: 500; }
.financing-line em { color: var(--copper); font-style: normal; font-weight: 600; }

/* ---------- how it works ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; counter-reset: step; }
.step {
  border-top: 2px solid rgba(255,255,255,.12); padding-top: 1.4rem; position: relative;
}
.step .num { font: 200 clamp(3.4rem, 6vw, 5.4rem)/1 var(--font-d); color: transparent; -webkit-text-stroke: 1.5px var(--ember); display: block; margin-bottom: .6rem; }
.step h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: .5rem; }
.step p { color: var(--t-mid); font-size: .97rem; }
.step p strong { color: var(--sunset); font-weight: 600; }

/* ---------- rebate band ---------- */
.rebate {
  background: linear-gradient(120deg, #1a0f08, #241108 55%, #1a0f08),
              var(--ink-2);
  border-block: 1px solid rgba(255,122,61,.22);
}
.rebate-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(2rem,4vw,4rem); align-items: center; }
.rebate h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); font-weight: 760; }
.rebate .sum { display: flex; gap: 1.2rem; margin-top: 1.6rem; flex-wrap: wrap; }
.rebate .sum > div { border-left: 2px solid var(--flame); padding-left: 1rem; }
.rebate .sum .v { font: 800 1.9rem/1.1 var(--font-d); display: block; }
.rebate .sum .k { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--t-mid); display: block; margin-top: .3rem; }

/* ---------- reviews ---------- */
.review-placeholder {
  border: 1.5px dashed rgba(0,0,0,.22); border-radius: var(--radius);
  padding: 2.4rem; text-align: center; color: var(--t-ink-mid);
  background: rgba(255,255,255,.5); font-size: .95rem;
}
.review-stars { color: var(--copper); font-size: 1.4rem; letter-spacing: .3rem; margin-bottom: .5rem; }

/* ---------- service area ---------- */
.cities { background: var(--ink); }
.cities-list { display: flex; flex-wrap: wrap; gap: .6rem 1rem; list-style: none; padding: 0; margin: 0; }
.cities-list a {
  font: 700 clamp(1.4rem, 3vw, 2.3rem)/1.2 var(--font-d); letter-spacing: -.01em;
  color: var(--t-low); text-decoration: none; transition: color .25s;
}
.cities-list a:hover, .cities-list a:focus-visible { color: transparent; background: var(--grad-flame); -webkit-background-clip: text; background-clip: text; }
.cities-list li:not(:last-child)::after { content: '·'; color: var(--flame); margin-left: 1rem; font-size: 1.4rem; }
.cities-note { color: var(--t-mid); font-size: .95rem; margin-top: 1.4rem; max-width: 40em; }

/* ---------- final CTA ---------- */
.final-cta { text-align: center; background: radial-gradient(ellipse 70% 90% at 50% 110%, rgba(255,77,23,.22), transparent), var(--ink-2); }
.final-cta h2 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 790; max-width: 15em; margin-inline: auto; }
.final-cta .hero-ctas { justify-content: center; margin-top: 2.2rem; }

/* ---------- footer ---------- */
.site-footer { background: #090b10; border-top: 1px solid rgba(255,255,255,.06); padding: 3.2rem 0 7rem; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.4rem; }
.site-footer h4 { font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--t-low); margin-bottom: .9rem; font-family: var(--font-t); font-weight: 600; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.site-footer a { color: var(--t-mid); text-decoration: none; }
.site-footer a:hover { color: var(--sunset); }
.footer-roc {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 1.6rem;
  color: var(--t-mid); display: grid; gap: .4rem;
}
.footer-roc strong { color: var(--t-hi); }

/* ---------- mobile sticky call bar ---------- */
.mobile-call {
  position: fixed; left: .75rem; right: .75rem; bottom: .75rem; z-index: 100;
  display: none; align-items: center; gap: .9rem;
  background: color-mix(in srgb, var(--ink-2) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,122,61,.35); border-radius: 18px;
  padding: .65rem .75rem .65rem 1.1rem;
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}
.mobile-call .mc-text { flex: 1; min-width: 0; }
.mobile-call .mc-line1 { font: 700 .85rem/1.2 var(--font-d); color: var(--sunset); }
.mobile-call .mc-line2 { font-size: .72rem; color: var(--t-mid); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mobile-call .btn { flex: none; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); transition-delay: var(--rd, 0s); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   SUBPAGE COMPONENTS
   ============================================================ */

/* ---------- page hero (interior pages) ---------- */
.page-hero { padding: clamp(3rem, 7vh, 5.5rem) 0 clamp(2rem, 4vh, 3rem); position: relative; overflow: clip; }
.page-hero h1 { font-size: clamp(2.6rem, 5.6vw, 4.6rem); font-weight: 790; max-width: 14em; }
.page-hero .lede { color: var(--t-mid); font-size: 1.15rem; max-width: 40em; margin-top: 1.2rem; }
.page-hero .lede strong { color: var(--t-hi); }
.page-hero::before {
  content: ''; position: absolute; z-index: -1; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  right: -18vw; top: -28vw; background: radial-gradient(circle, rgba(255,77,23,.14), transparent 62%);
}
.crumbs { font-size: .8rem; color: var(--t-low); margin-bottom: 1.6rem; }
.crumbs a { color: var(--t-low); text-decoration: none; }
.crumbs a:hover { color: var(--sunset); }
.crumbs .sep { margin: 0 .45rem; color: var(--flame); }

/* ---------- service detail blocks ---------- */
.svc-block { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: clamp(2rem,4vw,4.5rem); align-items: center; padding: clamp(2.6rem,6vh,4.5rem) 0; }
.svc-block.flip > .svc-media { order: 2; }
.svc-block + .svc-block { border-top: 1px solid rgba(255,255,255,.07); }
.on-bone .svc-block + .svc-block { border-top-color: rgba(0,0,0,.09); }
.svc-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; }
.svc-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.svc-media .media-tag { position: absolute; left: 1rem; bottom: .9rem; font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.85); background: rgba(12,15,22,.55); padding: .3rem .6rem; border-radius: 6px; }
.svc-copy h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); font-weight: 770; margin-bottom: 1rem; }
.svc-copy .lede { color: var(--t-mid); }
.on-bone .svc-copy .lede { color: var(--t-ink-mid); }

/* ---------- fact strip / stat row ---------- */
.stat-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.2rem; margin: 2rem 0; }
.stat { border-left: 2px solid var(--flame); padding-left: 1rem; }
.stat .v { font: 800 clamp(1.7rem,3vw,2.4rem)/1.1 var(--font-d); }
.stat .k { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--t-mid); }
.on-bone .stat .k { color: var(--t-ink-mid); }

/* ---------- FAQ (native details/summary) ---------- */
.faq { max-width: 780px; }
.faq details { border-bottom: 1px solid rgba(255,255,255,.1); }
.on-bone .faq details { border-bottom-color: rgba(0,0,0,.12); }
.faq summary {
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  font: 600 1.08rem/1.4 var(--font-t); padding: 1.2rem 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font: 300 1.6rem/1 var(--font-d); color: var(--ember); transition: transform .3s var(--ease-out); flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq-a { padding: 0 0 1.4rem; color: var(--t-mid); max-width: 60ch; }
.on-bone .faq .faq-a { color: var(--t-ink-mid); }

/* ---------- calculators ---------- */
.calc {
  border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,.012));
  padding: clamp(1.6rem, 3.5vw, 2.8rem); margin: 2.5rem 0;
}
.on-bone .calc { background: #fffdf8; border-color: rgba(0,0,0,.1); }
.calc h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 760; margin-bottom: .4rem; }
.calc .calc-sub { color: var(--t-mid); font-size: .95rem; margin-bottom: 1.6rem; }
.on-bone .calc .calc-sub { color: var(--t-ink-mid); }
.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1.1rem; margin-bottom: 1.4rem; }
.field label { display: block; font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--t-mid); margin-bottom: .45rem; }
.on-bone .field label { color: var(--t-ink-mid); }
.field select, .field input[type="number"], .field input[type="text"], .field input[type="tel"], .field input[type="email"] {
  width: 100%; font: 500 1rem/1.3 var(--font-t); color: var(--t-hi);
  background: rgba(255,255,255,.05); border: 1.5px solid rgba(255,255,255,.16);
  border-radius: 12px; padding: .8rem .95rem; outline: none; transition: border-color .2s;
  appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--ember) 50%), linear-gradient(135deg, var(--ember) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%; background-size: 6px 6px; background-repeat: no-repeat; }
.field select:focus, .field input:focus { border-color: var(--ember); }
.on-bone .field select, .on-bone .field input { color: var(--t-ink); background-color: #fff; border-color: rgba(0,0,0,.18); }
.field select option { color: #191c25; }
.calc-result {
  border-radius: var(--radius); padding: 1.4rem 1.5rem; margin-top: 1.2rem;
  background: rgba(255,122,61,.08); border: 1px solid rgba(255,122,61,.3);
  display: none;
}
.calc-result.show { display: block; animation: panelIn .45s var(--ease-out); }
.calc-result .cr-main { font: 750 clamp(1.4rem,2.6vw,1.9rem)/1.25 var(--font-d); margin-bottom: .4rem; }
.calc-result .cr-sub { color: var(--t-mid); font-size: .92rem; margin: 0 0 1rem; }
.on-bone .calc-result .cr-sub { color: var(--t-ink-mid); }
.calc-note { font-size: .8rem; color: var(--t-low); margin-top: 1rem; }
.on-bone .calc-note { color: var(--t-ink-mid); }

/* ---------- contact form ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: clamp(2rem,4vw,4rem); align-items: start; }
.form-card { border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-lg); padding: clamp(1.6rem,3vw,2.4rem); background: var(--ink-2); }
.form-card .calc-grid { grid-template-columns: 1fr 1fr; }
.form-card .full { grid-column: 1 / -1; }
.photo-help { border: 1px dashed rgba(255,178,94,.4); border-radius: var(--radius); padding: 1.3rem; margin: 1.3rem 0; }
.photo-help h4 { font-family: var(--font-d); font-size: 1.05rem; margin: 0 0 .8rem; }
.photo-help ol { margin: 0; padding-left: 1.2rem; display: grid; gap: .8rem; color: var(--t-mid); font-size: .93rem; }
.photo-help ol strong { color: var(--t-hi); }
.plate-fig { margin: 1rem 0 0; }
.plate-fig svg { width: 100%; max-width: 420px; height: auto; border-radius: 12px; }
.plate-fig figcaption { font-size: .78rem; color: var(--t-low); margin-top: .5rem; }

/* ---------- comparison strip (water heaters page) ---------- */
.compare { width: 100%; border-collapse: collapse; font-size: .95rem; }
.compare th, .compare td { text-align: left; padding: .9rem 1rem; border-bottom: 1px solid rgba(255,255,255,.09); vertical-align: top; }
.compare th { font: 600 .78rem/1.3 var(--font-t); letter-spacing: .12em; text-transform: uppercase; color: var(--t-mid); }
.compare td:first-child { font-weight: 600; color: var(--t-hi); white-space: nowrap; }
.compare td { color: var(--t-mid); }
.compare-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ---------- booking slot / embed placeholders ---------- */
.embed-slot {
  border: 1.5px dashed rgba(255,255,255,.25); border-radius: var(--radius);
  padding: 2rem; text-align: center; color: var(--t-low); font-size: .9rem;
}
.on-bone .embed-slot { border-color: rgba(0,0,0,.22); color: var(--t-ink-mid); background: rgba(255,255,255,.5); }

/* ---------- city pages ---------- */
.city-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: 1.2rem; margin: 2rem 0 0; }
.fact-card { border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 1.4rem; background: rgba(255,255,255,.03); }
.fact-card h3 { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--sunset); font-family: var(--font-t); font-weight: 600; margin-bottom: .6rem; }
.fact-card p { color: var(--t-mid); font-size: .95rem; margin: 0; }
.fact-card .big { font: 800 2rem/1.1 var(--font-d); color: var(--t-hi); display: block; margin-bottom: .3rem; }

/* ---------- prose (about/privacy) ---------- */
.prose { max-width: 68ch; }
.prose h2 { font-size: clamp(1.6rem,3vw,2.3rem); margin: 2.4rem 0 .9rem; }
.prose p { color: var(--t-mid); }
.on-bone .prose p { color: var(--t-ink-mid); }
.prose .marker { color: var(--sunset); background: rgba(255,178,94,.09); border: 1px dashed rgba(255,178,94,.4); border-radius: 8px; padding: .15rem .5rem; font-size: .9em; }

/* ---------- misc ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.err-code { font: 800 clamp(6rem, 20vw, 12rem)/1 var(--font-d); letter-spacing: -.04em; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .main-nav { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .svc-block, .contact-grid { grid-template-columns: 1fr; }
  .svc-block.flip > .svc-media { order: 0; }
  .stat-row { grid-template-columns: 1fr; gap: .9rem; }
  .form-card .calc-grid { grid-template-columns: 1fr; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media { aspect-ratio: 16/10; min-height: 260px; order: -1; }
  .split-grid, .pillars-grid, .steps-grid, .rebate-grid { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr 1fr; }
  .pillar { min-height: 420px; }
  .cutoff-note { display: none; }
  .header-call .btn .btn-label { display: none; }
  .header-call .btn { padding: .8rem; }
  .mobile-call { display: flex; }
}
@media (max-width: 560px) {
  .price-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(2.6rem, 12vw, 3.4rem); }
  .footer-grid { grid-template-columns: 1fr; }
}