/* ==========================================================================
   Wattéo Électricité : maquette landing Google Ads
   Direction : « la chaleur, vue à la caméra thermique »
   Lin et braise, typographie douce, arches, échelle froid → chaud sémantique.
   ========================================================================== */

@font-face {
  font-family: "Fraunces"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("../fonts/fraunces-latin-soft-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Fraunces"; font-style: italic; font-weight: 100 900; font-display: swap;
  src: url("../fonts/fraunces-latin-soft-italic.woff2") format("woff2");
}
@font-face {
  font-family: "Hanken Grotesk"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("../fonts/hanken-grotesk-latin-wght-normal.woff2") format("woff2");
}
@property --sweep { syntax: "<angle>"; inherits: false; initial-value: 262deg; }

:root {
  /* Échelle thermique : la couleur dit toujours la température */
  --froid: #3f7d9c;
  --froid-deep: #1f4a63;
  --tiede: #e7b565;
  --chaud: #ec7a2c;
  --braise: #c8410f;
  --braise-deep: #a93408;
  --scale: linear-gradient(90deg, var(--froid), var(--tiede) 45%, var(--chaud) 72%, var(--braise));

  /* Surfaces */
  --lin: #f5ebdd;
  --papier: #fffaf3;
  --nuit: #24120e;
  --nuit-soft: #341c15;
  --trait: #e2d3bf;

  /* Texte */
  --ink: #2a1712;
  --body: #5f4c42;
  --body-mid: #6f5b50;
  --on-dark: #fff4e6;
  --on-dark-soft: #d8c4b2;
  --braise-text: #b63a0c;
  --error: #b3261e;

  /* Typo */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Formes */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 28px;
  --r-pill: 9999px;

  /* Espacements */
  --s-xs: 4px;
  --s-sm: 8px;
  --s-md: 12px;
  --s-lg: 16px;
  --s-xl: 24px;
  --s-2xl: 32px;
  --s-3xl: 48px;
  --s-4xl: 64px;
  --s-5xl: 112px;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --shadow-soft: 0 1px 2px rgba(58, 28, 14, .06), 0 12px 32px -8px rgba(58, 28, 14, .16);
  --shadow-lift: 0 2px 4px rgba(58, 28, 14, .08), 0 28px 64px -16px rgba(58, 28, 14, .3);
  --glow: 0 10px 28px -8px rgba(200, 65, 15, .55);

  --container: 1280px;
  --header-h: 76px;
}

/* --- Reset ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--papier); color: var(--ink);
  font-family: var(--font-body); font-size: 18px; line-height: 28px;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--braise); outline-offset: 3px; border-radius: 6px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--nuit); color: var(--on-dark); padding: 12px 16px; border-radius: var(--r-sm);
}
.skip-link:focus { top: 12px; }

/* --- Layout --------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--s-xl); }
.band { padding: var(--s-5xl) 0; }
.band--cream { background: var(--lin); }
.band--tight { padding: var(--s-4xl) 0; }

/* --- Typographie ---------------------------------------------------------- */
.display-xl, .display-lg {
  font-family: var(--font-display); font-weight: 400; margin: 0;
  font-variation-settings: "SOFT" 100; text-wrap: balance;
}
.display-xl { font-size: clamp(42px, 5.6vw, 78px); line-height: 1.02; letter-spacing: -0.025em; }
.display-lg { font-size: clamp(34px, 4.2vw, 56px); line-height: 1.06; letter-spacing: -0.02em; }
.title-sm { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 26px; line-height: 31px; font-weight: 500; letter-spacing: -0.01em; margin: 0; }
.title-xs { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 23px; line-height: 28px; font-weight: 500; letter-spacing: -0.01em; margin: 0; }
.lead { font-size: 20px; line-height: 31px; color: var(--body); margin: 0; text-wrap: pretty; }
.eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; line-height: 16px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink); margin: 0 0 var(--s-xl);
}
.eyebrow::before { content: ""; width: 36px; height: 3px; border-radius: 2px; background: var(--scale); flex: none; }
.hl { color: var(--braise); font-style: italic; font-weight: 400; }
.section-head { max-width: 780px; margin-bottom: var(--s-4xl); }
.section-head .lead { margin-top: var(--s-lg); }

/* --- Boutons -------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 56px; padding: 12px 28px; border-radius: var(--r-pill);
  border: 1px solid transparent; font-size: 18px; line-height: 26px; font-weight: 700;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color .2s ease, transform .25s var(--ease-out), box-shadow .25s ease, border-color .2s ease;
}
.btn svg { width: 20px; height: 20px; flex: none; transition: transform .25s var(--ease-out); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg:last-child { transform: translateX(3px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn--primary { background: var(--braise); color: var(--papier); box-shadow: var(--glow); }
.btn--primary:hover { background: var(--braise-deep); }
.btn--dark { background: var(--nuit); color: var(--on-dark); }
.btn--dark:hover { background: var(--nuit-soft); }
.btn--outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--papier); }
.btn--ghost-light { background: transparent; color: var(--on-dark); border-color: rgba(255, 244, 230, .5); }
.btn--ghost-light:hover { background: rgba(255, 244, 230, .12); border-color: var(--on-dark); }
.btn--sm { min-height: 44px; padding: 8px 20px; font-size: 15px; box-shadow: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-md); }

/* --- Barre info + header -------------------------------------------------- */
.topbar { background: var(--nuit); color: var(--on-dark-soft); font-size: 14px; line-height: 20px; }
.topbar .container { display: flex; justify-content: center; gap: var(--s-2xl); padding-top: 8px; padding-bottom: 8px; flex-wrap: wrap; }
.topbar span { display: inline-flex; align-items: center; gap: 8px; }
.topbar svg { width: 15px; height: 15px; color: var(--tiede); }

.header {
  position: sticky; top: 0; z-index: 50; background: rgba(245, 235, 221, .88);
  backdrop-filter: saturate(1.5) blur(12px); border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background-color .2s ease;
}
.header.is-scrolled { border-bottom-color: var(--trait); background: rgba(255, 250, 243, .92); }
.header .container { display: flex; align-items: center; gap: var(--s-xl); height: var(--header-h); position: relative; }
.logo {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-weight: 500; font-size: 26px; letter-spacing: -0.02em; line-height: 1;
}
.logo-mark { width: 40px; height: 40px; border-radius: 50%; background: var(--braise); display: grid; place-items: center; flex: none; }
.logo-mark svg { width: 20px; height: 20px; color: var(--papier); fill: currentColor; }
.logo small { display: block; font-family: var(--font-body); font-size: 12px; line-height: 12px; font-weight: 500; color: var(--body-mid); letter-spacing: 0; margin-top: 5px; }
.nav { display: flex; gap: var(--s-xs); margin-left: auto; }
.nav a { position: relative; text-decoration: none; font-size: 15px; font-weight: 500; padding: 8px 10px; white-space: nowrap; }
.nav a::after {
  content: ""; position: absolute; left: 10px; right: 10px; bottom: 3px; height: 2px; border-radius: 2px;
  background: var(--scale); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease-out);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.header-cta { display: flex; gap: var(--s-lg); align-items: center; }
.header-phone { display: inline-flex; flex-direction: column; text-decoration: none; text-align: right; line-height: 1.15; }
.header-phone strong { font-size: 18px; font-weight: 700; }
.header-phone span { font-size: 12px; color: var(--body-mid); }
.menu-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--ink); border-radius: 50%; width: 46px; height: 46px; place-items: center; cursor: pointer; }
.menu-toggle svg { width: 20px; height: 20px; }

/* --- Hero ----------------------------------------------------------------- */
.hero {
  position: relative; padding: var(--s-3xl) 0 var(--s-5xl); background: var(--lin); overflow: clip;
}
.hero::before { /* source de chaleur, derrière l'arche */
  content: ""; position: absolute; right: -14%; bottom: -34%; width: 72vw; aspect-ratio: 1; border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(236, 122, 44, .5), rgba(231, 181, 101, .3) 48%, rgba(231, 181, 101, 0));
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: var(--s-4xl); align-items: start; }
.hero h1 { margin-bottom: var(--s-xl); }
.hero .lead { max-width: 560px; }
.checklist { list-style: none; padding: 0; margin: var(--s-2xl) 0; display: grid; gap: 10px; font-weight: 500; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist svg { width: 24px; height: 24px; flex: none; color: var(--braise); margin-top: 2px; }
.trust-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-2xl); margin-top: var(--s-2xl); }
.rating { display: flex; align-items: center; gap: 12px; }
.stars { display: flex; gap: 2px; color: var(--braise); }
.stars svg { width: 18px; height: 18px; }
.rating strong { font-size: 18px; line-height: 22px; display: block; }
.rating > div:not(.avatars) > span { font-size: 14px; color: var(--body); display: block; line-height: 18px; }
.avatars { display: flex; }
.avatars span { width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--lin); background: var(--tiede); display: grid; place-items: center; font-size: 13px; font-weight: 700; margin-left: -9px; }
.avatars span:first-child { margin-left: 0; background: var(--nuit); color: var(--on-dark); }
.avatars span:nth-child(2) { background: var(--braise); color: var(--papier); }

.js .hero-grid > div:first-child > * { animation: rise .8s var(--ease-out) both; }
.js .hero-grid > div:first-child > :nth-child(2) { animation-delay: .06s; }
.js .hero-grid > div:first-child > :nth-child(3) { animation-delay: .12s; }
.js .hero-grid > div:first-child > :nth-child(n+4) { animation-delay: .18s; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* Visuel hero : arche, cadran et formulaire */
.hero-visual { position: relative; padding-top: 236px; }
.hero-photo {
  position: absolute; top: 0; right: 0; width: 84%; height: 440px; overflow: hidden;
  border-radius: 999px 999px var(--r-lg) var(--r-lg); background: var(--tiede); box-shadow: var(--shadow-soft);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 0; }
.hero-photo img[src*="borne-maison"] { object-position: 62% 0; }
.dial {
  position: absolute; left: 0; top: 34px; z-index: 3; display: grid; justify-items: center; gap: 6px; width: 148px;
  animation: bob 7s ease-in-out infinite;
}
.dial-ring {
  --sweep: 262deg; position: relative; width: 112px; height: 112px; border-radius: 50%; display: grid; place-items: center;
  background: conic-gradient(from 229deg, var(--froid), var(--tiede) 110deg, var(--chaud) 190deg, var(--braise) var(--sweep), rgba(42, 23, 18, .12) var(--sweep));
  box-shadow: var(--shadow-soft); animation: sweep 1.6s var(--ease-out) .2s both;
}
.dial-ring::before { content: ""; position: absolute; inset: 9px; border-radius: 50%; background: var(--papier); }
.dial .temp { position: relative; font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 25px; line-height: 1; font-weight: 500; letter-spacing: -0.02em; white-space: nowrap; }
.dial small { font-size: 13px; line-height: 17px; font-weight: 600; text-align: center; color: var(--ink); background: var(--papier); padding: 3px 10px; border-radius: var(--r-pill); box-shadow: var(--shadow-soft); }
@keyframes sweep { from { --sweep: 0deg; } to { --sweep: 262deg; } }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

.float-card {
  position: absolute; background: var(--papier); border-radius: var(--r-md);
  padding: 12px 18px 12px 12px; display: flex; gap: 12px; align-items: center; box-shadow: var(--shadow-lift);
  font-size: 14px; line-height: 19px; color: var(--ink); z-index: 3;
}
.float-card strong { display: block; font-size: 16px; }
.float-card .dot { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--braise); color: var(--papier); flex: none; }
.float-card .dot svg { width: 19px; height: 19px; }
.float-card--b { right: -12px; top: 118px; animation: bob 7s ease-in-out -3.5s infinite; }

/* --- Formulaire devis (multi-étapes) ------------------------------------- */
.quote {
  position: relative; background: var(--papier); border-radius: var(--r-lg);
  padding: var(--s-2xl); box-shadow: var(--shadow-lift); color: var(--ink);
}
.quote--overlap { z-index: 2; width: 92%; }
.quote-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s-md); margin-bottom: var(--s-xs); }
.quote-sub { font-size: 15px; line-height: 21px; color: var(--body); margin: 0 0 var(--s-lg); }
.progress { display: flex; gap: 4px; margin-bottom: var(--s-xl); }
.progress span { flex: 1; height: 5px; border-radius: 3px; background: var(--trait); transition: background-color .35s ease; }
.progress span.is-done:nth-child(1) { background: var(--froid); }
.progress span.is-done:nth-child(2) { background: var(--chaud); }
.progress span.is-done:nth-child(3) { background: var(--braise); }
.step-count { font-size: 13px; font-weight: 600; color: var(--body-mid); white-space: nowrap; }
.step { display: none; border: 0; padding: 0; margin: 0; min-width: 0; }
.step.is-active { display: block; animation: stepIn .4s var(--ease-out) both; }
@keyframes stepIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }
.step legend { font-weight: 700; font-size: 17px; margin-bottom: var(--s-md); padding: 0; }
.choices { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-sm); }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.choice label {
  display: flex; align-items: center; gap: 10px; min-height: 56px; height: 100%; padding: 10px 12px;
  border: 1px solid var(--trait); border-radius: var(--r-md); background: #fff;
  font-size: 15px; line-height: 19px; font-weight: 600; cursor: pointer;
  transition: border-color .15s, background-color .15s, transform .25s var(--ease-out);
}
.choice label svg { width: 22px; height: 22px; flex: none; color: var(--braise); }
.choice label:hover { border-color: var(--braise); transform: translateY(-1px); }
.choice input:checked + label { border-color: var(--braise); background: #fdeee2; box-shadow: inset 0 0 0 1px var(--braise); }
.choice input:focus-visible + label { outline: 3px solid var(--braise); outline-offset: 2px; }
.field { display: grid; gap: 6px; margin-bottom: var(--s-md); }
.field label { font-size: 15px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 50px; padding: 12px 16px; background: #fff;
  border: 1px solid #8f7a6c; border-radius: var(--r-sm); font-size: 17px;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus { outline: none; border-color: var(--braise); box-shadow: 0 0 0 3px rgba(200, 65, 15, .22); }
.field [aria-invalid="true"] { border-color: var(--error); box-shadow: inset 0 0 0 1px var(--error); }
.field-error, .step-error { font-size: 13px; line-height: 18px; color: var(--error); }
.step-error { margin: var(--s-sm) 0 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-md); }
.step-nav { display: flex; gap: var(--s-sm); margin-top: var(--s-xl); }
.step-nav .btn--outline { min-width: 56px; min-height: 56px; padding: 8px; }
.group-label { font-weight: 700; font-size: 15px; margin: 16px 0 8px; }
.group-label--first { margin-top: 0; }
.step-nav .btn--primary { flex: 1; padding-left: 16px; padding-right: 16px; }
.quote-reassure { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: var(--s-lg); font-size: 13px; line-height: 18px; color: var(--body); }
.quote-reassure span { display: inline-flex; align-items: center; gap: 6px; }
.quote-reassure svg { width: 15px; height: 15px; color: var(--braise); }
.quote-or { margin-top: var(--s-md); font-size: 14px; color: var(--body); }
.quote-or a { font-weight: 700; color: var(--ink); }
.consent { font-size: 12px; line-height: 17px; color: var(--body-mid); margin: var(--s-md) 0 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* --- Bandeau labels ------------------------------------------------------ */
.labels { background: var(--nuit); color: var(--on-dark); }
.labels .container { display: flex; align-items: center; justify-content: space-between; gap: var(--s-xl); padding-top: var(--s-xl); padding-bottom: var(--s-xl); flex-wrap: wrap; }
.labels p { margin: 0; font-size: 14px; color: var(--on-dark-soft); max-width: 240px; line-height: 20px; }
.label-item { display: inline-flex; align-items: center; gap: 12px; font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 21px; line-height: 24px; }
.label-item small { display: block; font-family: var(--font-body); font-size: 13px; line-height: 18px; color: var(--on-dark-soft); }
.label-item svg { width: 28px; height: 28px; color: var(--tiede); flex: none; }

/* --- Services en bento --------------------------------------------------- */
.bento { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); grid-auto-rows: 300px; gap: var(--s-lg); }
.service-card {
  position: relative; display: block; grid-column: span 6; overflow: hidden; isolation: isolate;
  border-radius: var(--r-lg); background: var(--nuit); color: var(--on-dark); text-decoration: none;
  transition: transform .4s var(--ease-out), box-shadow .4s ease;
}
.service-card:first-child { grid-row: span 2; }
.bento--4 .service-card:nth-child(n+3) { grid-column: span 3; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.service-card figure { position: absolute; inset: 0; margin: 0; z-index: -1; }
.service-card figure::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(36, 18, 14, 0) 12%, rgba(36, 18, 14, .62) 48%, rgba(36, 18, 14, .95) 82%);
}
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-out); }
.service-card:hover img { transform: scale(1.05); }
.service-card .body { position: absolute; inset: auto 0 0; padding: var(--s-xl); display: flex; flex-direction: column; gap: var(--s-sm); }
.service-card:first-child .body { padding: var(--s-2xl); }
.service-card:first-child .title-sm { font-size: 40px; line-height: 44px; letter-spacing: -0.02em; font-weight: 400; }
.service-card p { margin: 0; color: var(--on-dark); font-size: 16px; line-height: 23px; }
.bento--4 .service-card:nth-child(n+3) p { /* masqué à l'écran, conservé pour les lecteurs d'écran */
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.service-card .more { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; color: var(--tiede); margin-top: var(--s-xs); }
.service-card .more svg { width: 18px; height: 18px; transition: transform .25s var(--ease-out); }
.service-card:hover .more svg { transform: translateX(5px); }
.badge {
  display: inline-flex; align-self: flex-start; align-items: center; padding: 3px 12px; border-radius: var(--r-pill);
  background: rgba(255, 244, 230, .16); color: var(--on-dark); font-size: 13px; line-height: 20px; font-weight: 600;
  backdrop-filter: blur(6px);
}
.badge--ember { background: var(--braise); color: var(--papier); }

/* --- Parcours : la température monte ------------------------------------- */
.heatline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s-xl); position: relative; counter-reset: heat; list-style: none; padding: 0; margin: 0; }
.heatline::before {
  content: ""; position: absolute; left: 0; right: 0; top: 35px; height: 4px; border-radius: 2px; background: var(--scale);
  transform-origin: left; animation: heatgrow linear both; animation-timeline: view(); animation-range: entry 20% cover 45%;
}
@keyframes heatgrow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.heat-step { position: relative; }
.heat-node {
  --c: var(--froid);
  width: 74px; height: 74px; border-radius: 50%; background: var(--c); color: var(--papier);
  display: grid; place-items: center; position: relative; z-index: 1; margin-bottom: var(--s-xl);
  box-shadow: 0 0 0 7px var(--lin);
}
.band:not(.band--cream) .heat-node { box-shadow: 0 0 0 7px var(--papier); }
.heat-step:nth-child(2) .heat-node { --c: #a8793a; }
.heat-step:nth-child(3) .heat-node { --c: #c25d17; }
.heat-step:nth-child(4) .heat-node { --c: var(--braise); }
.heat-node svg { width: 30px; height: 30px; }
.heat-step h3 { margin-bottom: var(--s-sm); }
.heat-step p { margin: 0; color: var(--body); font-size: 16px; line-height: 24px; }
.heat-step .time { display: inline-block; margin-top: var(--s-md); font-size: 13px; line-height: 18px; font-weight: 700; color: var(--braise-text); }

/* --- Split (texte + image) ----------------------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-5xl); align-items: center; }
.split--reverse .split-media { order: -1; }
.split-media { position: relative; }
.split-media > img { width: 100%; aspect-ratio: 5 / 5.2; object-fit: cover; border-radius: 999px 999px var(--r-lg) var(--r-lg); }
.split--reverse .split-media > img { border-radius: var(--r-lg) 220px var(--r-lg) var(--r-lg); }
.split-media .float-card { left: auto; right: -14px; top: auto; bottom: 32px; }
.split .lead { margin-top: var(--s-lg); }
.feature-list { list-style: none; padding: 0; margin: var(--s-2xl) 0 0; display: grid; }
.feature-list li { display: grid; grid-template-columns: 32px 1fr; gap: var(--s-lg); padding: var(--s-lg) 0; border-top: 1px solid var(--trait); }
.band--cream .feature-list li { border-top-color: #d8c6ae; }
.feature-list .ico svg { width: 26px; height: 26px; color: var(--braise); margin-top: 2px; }
.feature-list h3 { margin: 0 0 2px; font-size: 18px; line-height: 25px; font-weight: 700; }
.feature-list p { margin: 0; color: var(--body); font-size: 16px; line-height: 24px; }

/* --- Thermographie interactive + comparatif ------------------------------ */
.thermo { background: var(--nuit); color: var(--on-dark); padding: var(--s-5xl) 0; }
.thermo .eyebrow { color: var(--on-dark); }
.thermo .lead { color: var(--on-dark-soft); }
.thermo-lab { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: var(--s-2xl); border: 0; padding: 0; margin: 0 0 var(--s-3xl); min-width: 0; }
.thermo-input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.thermo-modes { display: grid; gap: var(--s-sm); align-content: start; }
.thermo-mode {
  display: block; padding: var(--s-lg) var(--s-xl); border-radius: var(--r-md); cursor: pointer;
  border: 1px solid rgba(255, 244, 230, .22); transition: background-color .25s ease, border-color .25s ease, color .25s ease, transform .3s var(--ease-out);
}
.thermo-mode:hover { border-color: var(--tiede); transform: translateX(4px); }
.thermo-mode strong { display: block; font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-weight: 500; font-size: 22px; line-height: 28px; }
.thermo-mode span { display: block; font-size: 15px; line-height: 21px; color: var(--on-dark-soft); transition: color .25s ease; }
#thermo-convecteur:checked ~ .thermo-modes .thermo-mode--convecteur,
#thermo-panneau:checked ~ .thermo-modes .thermo-mode--panneau,
#thermo-inertie:checked ~ .thermo-modes .thermo-mode--inertie,
#thermo-plancher:checked ~ .thermo-modes .thermo-mode--plancher { background: var(--papier); border-color: var(--papier); color: var(--ink); }
#thermo-convecteur:checked ~ .thermo-modes .thermo-mode--convecteur span,
#thermo-panneau:checked ~ .thermo-modes .thermo-mode--panneau span,
#thermo-inertie:checked ~ .thermo-modes .thermo-mode--inertie span,
#thermo-plancher:checked ~ .thermo-modes .thermo-mode--plancher span { color: var(--body); }
#thermo-convecteur:focus-visible ~ .thermo-modes .thermo-mode--convecteur,
#thermo-panneau:focus-visible ~ .thermo-modes .thermo-mode--panneau,
#thermo-inertie:focus-visible ~ .thermo-modes .thermo-mode--inertie,
#thermo-plancher:focus-visible ~ .thermo-modes .thermo-mode--plancher { outline: 3px solid var(--tiede); outline-offset: 3px; }

.thermo-view { margin: 0; min-width: 0; }
.thermo-room { position: relative; aspect-ratio: 640 / 440; border-radius: var(--r-lg); overflow: hidden; background: var(--froid-deep); }
.heat-layer { position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease; }
.heat-layer--convecteur {
  background:
    radial-gradient(34% 62% at 84% 66%, rgba(200, 65, 15, .95), rgba(236, 122, 44, 0)),
    linear-gradient(180deg, #c8410f 0%, #ec7a2c 20%, #e7b565 40%, #6f9a9f 62%, #3f7d9c 78%, #1f4a63 100%);
}
.heat-layer--panneau {
  background:
    radial-gradient(38% 58% at 84% 64%, rgba(236, 122, 44, .9), rgba(236, 122, 44, 0)),
    linear-gradient(180deg, #ec7a2c 0%, #e7a05a 30%, #e7b565 52%, #93a68f 76%, #3f7d9c 100%);
}
.heat-layer--inertie {
  background:
    radial-gradient(52% 78% at 84% 62%, rgba(236, 122, 44, .85), rgba(236, 122, 44, 0)),
    linear-gradient(180deg, #e9a05c 0%, #e7b565 58%, #d9b070 86%, #9aa78c 100%);
}
.heat-layer--plancher { background: linear-gradient(0deg, #ec7a2c 0%, #e99a50 14%, #e7b565 46%, #e7b565 100%); }
#thermo-convecteur:checked ~ .thermo-view .heat-layer--convecteur,
#thermo-panneau:checked ~ .thermo-view .heat-layer--panneau,
#thermo-inertie:checked ~ .thermo-view .heat-layer--inertie,
#thermo-plancher:checked ~ .thermo-view .heat-layer--plancher { opacity: 1; }

.room-lines { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: #24120e; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; opacity: .72; }
.room-floor-coil { opacity: 0; transition: opacity .5s ease; }
#thermo-plancher:checked ~ .thermo-view .room-floor-coil { opacity: 1; }
.room-radiator { transition: opacity .5s ease; }
#thermo-plancher:checked ~ .thermo-view .room-radiator { opacity: 0; }

.viewfinder { position: absolute; inset: 18px; pointer-events: none;
  --l: 26px; --w: 2px; --col: rgba(36, 18, 14, .8);
  background:
    linear-gradient(var(--col), var(--col)) 0 0 / var(--l) var(--w), linear-gradient(var(--col), var(--col)) 0 0 / var(--w) var(--l),
    linear-gradient(var(--col), var(--col)) 100% 0 / var(--l) var(--w), linear-gradient(var(--col), var(--col)) 100% 0 / var(--w) var(--l),
    linear-gradient(var(--col), var(--col)) 0 100% / var(--l) var(--w), linear-gradient(var(--col), var(--col)) 0 100% / var(--w) var(--l),
    linear-gradient(var(--col), var(--col)) 100% 100% / var(--l) var(--w), linear-gradient(var(--col), var(--col)) 100% 100% / var(--w) var(--l);
  background-repeat: no-repeat;
}
.reading { position: absolute; inset: 34px; display: none; flex-direction: column; justify-content: space-between; align-items: flex-start; }
.reading b { font-size: 14px; line-height: 18px; font-weight: 700; color: var(--ink); background: rgba(255, 250, 243, .92); padding: 4px 12px; border-radius: var(--r-pill); }
#thermo-convecteur:checked ~ .thermo-view .reading--convecteur,
#thermo-panneau:checked ~ .thermo-view .reading--panneau,
#thermo-inertie:checked ~ .thermo-view .reading--inertie,
#thermo-plancher:checked ~ .thermo-view .reading--plancher { display: flex; }
.thermo-view figcaption { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-sm) var(--s-xl); margin-top: var(--s-md); font-size: 14px; line-height: 20px; color: var(--on-dark-soft); }
.thermo-scale { display: inline-flex; justify-content: space-between; width: 210px; padding: 7px 10px; border-radius: var(--r-pill); background: var(--scale); flex: none; }
.thermo-scale i { font-style: normal; font-size: 12px; line-height: 14px; font-weight: 700; color: var(--papier); }
.thermo-scale i:first-child { text-shadow: 0 0 3px rgba(31, 74, 99, .7); }

.compare-wrap:focus-visible { outline-offset: 4px; outline-color: var(--tiede); }
.compare-wrap { position: relative; overflow-x: auto; border-radius: var(--r-lg); background: var(--papier); color: var(--ink); }
.compare { width: 100%; border-collapse: collapse; min-width: 760px; font-size: 16px; line-height: 23px; }
.compare th, .compare td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--trait); vertical-align: top; }
.compare thead th { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 19px; line-height: 24px; font-weight: 500; }
.compare thead th small { display: block; font-family: var(--font-body); font-weight: 700; color: var(--braise-text); font-size: 12px; line-height: 18px; letter-spacing: .06em; text-transform: uppercase; }
.compare tbody th { font-weight: 700; width: 20%; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }
.compare .is-best { background: #fdeee2; }
.meter { display: flex; gap: 3px; margin-bottom: 8px; }
.meter i { width: 18px; height: 6px; border-radius: 3px; background: var(--trait); }
.meter i.on { background: var(--braise); }
.compare-note { font-size: 14px; line-height: 20px; color: var(--on-dark-soft); margin: var(--s-md) 0 0; }

/* --- Bandeau vidéo (dépannage) ------------------------------------------- */
.video-band { position: relative; overflow: hidden; background: #0e0806; color: var(--on-dark); }
.video-band video { position: absolute; right: 0; top: 0; height: 100%; width: 58%; object-fit: cover; }
.video-band::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, #0e0806 42%, rgba(14, 8, 6, .55) 62%, rgba(14, 8, 6, 0) 85%);
}
.video-band .container { position: relative; z-index: 1; padding-top: var(--s-5xl); padding-bottom: var(--s-5xl); }
.video-band .content { max-width: 620px; }
.video-band .eyebrow { color: var(--on-dark); }
.video-band .hl { color: var(--tiede); }
.video-band .lead { color: var(--on-dark-soft); margin: var(--s-lg) 0 var(--s-2xl); }
.urgent-list { display: flex; flex-wrap: wrap; gap: var(--s-sm); margin: 0 0 var(--s-2xl); padding: 0; list-style: none; }
.urgent-list li { border: 1px solid rgba(255, 244, 230, .32); border-radius: var(--r-pill); padding: 3px 14px; font-size: 15px; }

/* --- Stats --------------------------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { padding: var(--s-sm) var(--s-xl); border-left: 1px solid var(--trait); }
.stat:first-child { padding-left: 0; border-left: 0; }
.stat strong { display: block; font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-weight: 400; font-size: clamp(48px, 5.4vw, 76px); line-height: 1; letter-spacing: -0.03em; margin-bottom: 10px; }
.stat strong em { font-style: italic; color: var(--braise); font-size: .62em; letter-spacing: -0.01em; }
.stat span { color: var(--body); font-size: 16px; line-height: 22px; }

/* --- Avis ---------------------------------------------------------------- */
.reviews-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); column-gap: var(--s-4xl); }
.review { display: flex; flex-direction: column; gap: var(--s-md); margin: 0; padding: var(--s-xl) 0; border-top: 1px solid var(--trait); }
.band--cream .review { border-top-color: #d8c6ae; }
.review:first-child {
  grid-row: span 2; justify-content: center; gap: var(--s-lg); padding: var(--s-3xl); border: 0; border-radius: 999px 999px var(--r-lg) var(--r-lg);
  padding-top: 120px; background: var(--lin);
}
.band--cream .review:first-child { background: var(--papier); }
.review:first-child blockquote { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: clamp(25px, 2.6vw, 36px); line-height: 1.22; letter-spacing: -0.015em; }
.review blockquote { margin: 0; font-size: 18px; line-height: 27px; }
.review blockquote p { margin: 0; }
.review figcaption { display: flex; align-items: center; gap: 12px; font-size: 15px; line-height: 20px; font-weight: 700; }
.review .av { width: 44px; height: 44px; border-radius: 50%; background: var(--nuit); color: var(--on-dark); display: grid; place-items: center; font-weight: 700; flex: none; }
.review figcaption span:not(.av) { font-weight: 400; color: var(--body-mid); display: block; }
.review .tag { background: transparent; color: var(--braise-text); padding: 0; font-weight: 700; backdrop-filter: none; }
.mock-note { font-size: 13px; line-height: 18px; color: var(--body-mid); margin: var(--s-xl) 0 0; }

/* --- Zone d'intervention ------------------------------------------------- */
.zones { display: flex; flex-wrap: wrap; gap: var(--s-sm); margin-top: var(--s-xl); }
.zones span { background: var(--papier); border-radius: var(--r-pill); padding: 3px 14px; font-size: 15px; }
.map-card { position: relative; aspect-ratio: 1; border-radius: 999px; overflow: hidden; background: var(--nuit); color: var(--on-dark); }
.map-card::before { /* la chaleur rayonne depuis Lyon */
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle, rgba(200, 65, 15, .95) 0, rgba(236, 122, 44, .8) 15%, rgba(231, 181, 101, .42) 36%, rgba(63, 125, 156, .36) 60%, rgba(63, 125, 156, 0) 74%);
}
.map-card svg.rings { position: absolute; inset: 0; width: 100%; height: 100%; }
.map-card svg.rings circle { stroke: rgba(255, 244, 230, .4); stroke-opacity: 1; }
.map-card .pin { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: grid; justify-items: center; gap: 8px; }
.map-card .pin b { display: block; width: 16px; height: 16px; border-radius: 50%; background: var(--papier); animation: pulse 2.6s ease-out infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255, 250, 243, .55); } 100% { box-shadow: 0 0 0 30px rgba(255, 250, 243, 0); } }
.map-card .pin span { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 30px; line-height: 1; }
.map-card .city { position: absolute; font-size: 14px; line-height: 18px; font-weight: 600; color: var(--on-dark); display: flex; align-items: center; gap: 6px; }
.map-card .city::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--on-dark); }
.map-card .legend { position: absolute; left: 0; right: 0; bottom: 5%; margin: 0; text-align: center; font-size: 14px; line-height: 18px; color: var(--on-dark); }

/* --- FAQ ----------------------------------------------------------------- */
.faq-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: var(--s-4xl); align-items: start; }
.faq-grid .section-head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 24px); }
.faq-grid .display-lg { font-size: clamp(32px, 3.4vw, 46px); }
.faq { border-bottom: 1px solid var(--trait); }
.band--cream .faq, .band--cream .faq details { border-color: #d8c6ae; }
.faq details { border-top: 1px solid var(--trait); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 0; font-family: var(--font-display); font-variation-settings: "SOFT" 100;
  font-weight: 500; font-size: 22px; line-height: 29px; display: flex; justify-content: space-between; gap: var(--s-xl); align-items: center;
  transition: color .2s ease;
}
.faq summary:hover { color: var(--braise); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; width: 34px; height: 34px; flex: none; border-radius: 50%; border: 1px solid currentColor;
  background:
    linear-gradient(currentColor, currentColor) center / 12px 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 12px no-repeat;
  transition: transform .35s var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(135deg); }
.faq .answer { padding: 0 var(--s-4xl) 24px 0; color: var(--body); font-size: 17px; line-height: 27px; }
.faq .answer p { margin: 0; }
.faq details[open] .answer { animation: rise .45s var(--ease-out) both; }

/* --- CTA final ----------------------------------------------------------- */
.cta-final {
  position: relative; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: var(--s-2xl); align-items: center;
  padding: var(--s-5xl) var(--s-4xl); border-radius: var(--r-lg) var(--r-lg) 220px var(--r-lg);
  background: linear-gradient(115deg, var(--braise-deep), var(--braise) 70%); color: var(--papier);
}
.cta-final > div { position: relative; z-index: 1; }
.cta-final .lead { color: var(--papier); margin-top: var(--s-lg); }
.cta-final .btn-row { justify-content: flex-end; }
.cta-final .btn--outline { color: var(--papier); border-color: var(--papier); }
.cta-final .btn--outline:hover { background: var(--papier); color: var(--braise-deep); }
.cta-final .bolt-bg { position: absolute; right: 2%; top: -60px; width: 400px; height: 400px; color: var(--tiede); opacity: .16; pointer-events: none; }

/* --- Pages services ------------------------------------------------------ */
.breadcrumb { font-size: 14px; color: var(--body-mid); margin: 0 0 var(--s-lg); padding: 0; list-style: none; display: flex; gap: 8px; flex-wrap: wrap; }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.price-hint { display: inline-flex; flex-direction: column; }
.price-hint strong { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-weight: 500; font-size: 34px; line-height: 1.15; letter-spacing: -0.015em; color: var(--braise-text); }
.price-hint span { font-size: 14px; color: var(--body); line-height: 20px; }
.page-devis .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.page-devis .split-media > img { aspect-ratio: 16 / 10; border-radius: var(--r-lg) 180px var(--r-lg) var(--r-lg); }

/* --- Merci --------------------------------------------------------------- */
.thanks { text-align: center; padding: var(--s-5xl) 0; background: radial-gradient(70% 60% at 50% 110%, rgba(236, 122, 44, .34), rgba(236, 122, 44, 0)), var(--lin); }
.thanks .eyebrow { justify-content: center; }
.thanks .check { width: 92px; height: 92px; border-radius: 50%; background: var(--braise); color: var(--papier); display: grid; place-items: center; margin: 0 auto var(--s-2xl); animation: pop .6s cubic-bezier(.2, 1.6, .4, 1) both; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } to { transform: none; opacity: 1; } }
.thanks .check svg { width: 44px; height: 44px; }
.thanks .lead { max-width: 600px; margin: var(--s-lg) auto var(--s-2xl); }
.thanks .btn-row { justify-content: center; }
.thanks .btn { white-space: normal; }
.next-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-lg); text-align: left; max-width: 1000px; margin: var(--s-4xl) auto 0; list-style: none; padding: 0; counter-reset: ns; }
.next-steps li { background: var(--papier); border-radius: var(--r-md); padding: var(--s-xl); font-size: 16px; line-height: 24px; color: var(--body); counter-increment: ns; }
.next-steps li::before { content: counter(ns); display: block; font-family: var(--font-display); font-size: 38px; line-height: 1; color: var(--braise); margin-bottom: var(--s-md); }
.next-steps b { display: block; color: var(--ink); margin-bottom: 4px; }

/* --- Footer -------------------------------------------------------------- */
.footer { background: var(--nuit); color: var(--on-dark-soft); padding: var(--s-4xl) 0 0; font-size: 16px; line-height: 24px; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--s-2xl); }
.footer h2 { font-size: 13px; line-height: 14px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; color: var(--tiede); margin: 0 0 var(--s-lg); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer a { text-decoration: none; color: var(--on-dark); }
.footer a:hover { color: var(--tiede); }
.footer .logo { color: var(--on-dark); margin-bottom: var(--s-lg); }
.footer p { margin: 0; }
.footer-bottom { border-top: 1px solid rgba(255, 244, 230, .16); margin-top: var(--s-3xl); padding-top: var(--s-xl); display: flex; justify-content: space-between; gap: var(--s-lg); flex-wrap: wrap; font-size: 14px; color: var(--on-dark-soft); }
.footer-bottom a { color: var(--on-dark-soft); text-decoration: underline; text-underline-offset: 2px; }
.footer .logo small { color: var(--on-dark-soft); }
.footer-phone { font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-size: 32px; line-height: 1.2; color: var(--on-dark); display: inline-block; margin-top: var(--s-lg); }
.footer-mark {
  margin: var(--s-xl) 0 -0.24em !important; text-align: center; font-family: var(--font-display); font-variation-settings: "SOFT" 100; font-weight: 400;
  font-size: 26vw; line-height: 1; letter-spacing: -0.04em; white-space: nowrap; user-select: none;
  background: linear-gradient(90deg, var(--froid), var(--tiede) 40%, var(--chaud) 70%, var(--braise)); -webkit-background-clip: text; background-clip: text; color: transparent;
  opacity: .9;
}

/* --- Barre mobile sticky ------------------------------------------------- */
.mobile-bar { display: none; }

/* --- Reveal au scroll ---------------------------------------------------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); transition-delay: var(--d, 0s); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .service-card.reveal.is-visible { transition: transform .4s var(--ease-out), box-shadow .4s ease, opacity .8s var(--ease-out); transition-delay: 0s; }
.js .service-card.reveal.is-visible:hover { transform: translateY(-4px); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}
@supports not (animation-timeline: view()) {
  .heatline::before { animation: none; }
}

/* --- Responsive ---------------------------------------------------------- */
@media (max-width: 1180px) {
  .nav { display: none; }
  .header-cta { margin-left: auto; }
  .menu-toggle { display: grid; margin-left: 0; }
  .nav.is-open {
    display: flex; flex-direction: column; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--papier); padding: var(--s-lg) var(--s-xl); border-bottom: 1px solid var(--trait); box-shadow: var(--shadow-soft); gap: 0;
  }
  .nav.is-open a { padding: 14px 8px; font-size: 18px; border-bottom: 1px solid var(--trait); }
  .nav.is-open a::after { display: none; }
  .nav.is-open a[aria-current="page"] { color: var(--braise-text); font-weight: 700; }
  .split { gap: var(--s-4xl); }
}

@media (max-width: 1023px) {
  :root { --s-5xl: 80px; }
  .hero-grid, .split, .cta-final, .faq-grid, .page-devis .hero-grid, .thermo-lab { grid-template-columns: minmax(0, 1fr); }
  .faq-grid { gap: var(--s-2xl); }
  .faq-grid .section-head { position: static; }
  .hero-visual { padding-top: 280px; max-width: 640px; margin: 0 auto; width: 100%; }
  .hero-photo { height: 420px; width: 84%; }
  .quote--overlap { width: 100%; }
  .bento { grid-auto-rows: 280px; }
  .service-card, .bento--4 .service-card:nth-child(n+3) { grid-column: span 6; }
  .service-card:first-child { grid-column: span 12; grid-row: span 1; }
  .bento--4 .service-card:nth-child(2) { grid-column: span 12; }
  .service-card:first-child .title-sm { font-size: 32px; line-height: 36px; }
  .heatline { grid-template-columns: minmax(0, 1fr); gap: var(--s-2xl); padding-left: 0; }
  .heatline::before { left: 35px; right: auto; top: 0; bottom: 0; width: 4px; height: auto; background: linear-gradient(180deg, var(--froid), var(--tiede) 45%, var(--chaud) 72%, var(--braise)); animation: none; }
  .heat-step { padding-left: 98px; min-height: 74px; }
  .heat-node { position: absolute; left: 0; top: 0; margin: 0; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--s-2xl); }
  .stat:nth-child(odd) { padding-left: 0; border-left: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .split--reverse .split-media { order: 0; }
  .split-media { max-width: 560px; }
  .cta-final { padding: var(--s-4xl) var(--s-2xl); border-radius: var(--r-lg) var(--r-lg) 120px var(--r-lg); }
  .cta-final .btn-row { justify-content: flex-start; }
  .video-band video { width: 100%; opacity: .45; }
  .video-band::after { background: linear-gradient(180deg, rgba(14, 8, 6, .4), #0e0806 85%); }
  .reviews-grid { grid-template-columns: minmax(0, 1fr); }
  .review:first-child { border-radius: var(--r-lg) 140px var(--r-lg) var(--r-lg); padding: var(--s-3xl) var(--s-2xl); margin-bottom: var(--s-xl); }
}

@media (max-width: 767px) {
  :root { --s-5xl: 64px; --header-h: 68px; }
  body { font-size: 17px; line-height: 26px; padding-bottom: 80px; }
  .container { padding: 0 var(--s-lg); }
  .band--tight { padding: var(--s-3xl) 0; }
  .lead { font-size: 18px; line-height: 27px; }
  .section-head { margin-bottom: var(--s-3xl); }
  .topbar .container { gap: var(--s-md); font-size: 13px; }
  .topbar span:nth-child(n+2) { display: none; }
  .header-cta { display: none; }
  .menu-toggle { margin-left: auto; }
  .hero { padding: var(--s-xl) 0 var(--s-3xl); }
  .hero-grid { gap: var(--s-2xl); }
  .checklist { margin: var(--s-xl) 0; font-size: 16px; line-height: 23px; }
  .hero .btn-row .btn { width: 100%; }
  .trust-row { gap: var(--s-lg); }
  .hero-visual { padding-top: 178px; }
  .hero-photo { width: 78%; height: 290px; }
  .dial { top: 16px; width: 124px; }
  .dial-ring { width: 92px; height: 92px; }
  .dial .temp { font-size: 20px; }
  .float-card--b { right: 0; top: 104px; padding: 8px 12px 8px 8px; }
  .quote { padding: var(--s-xl) var(--s-lg); }
  .choice label { font-size: 14px; padding: 10px; gap: 8px; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
  .bento { grid-template-columns: minmax(0, 1fr); grid-auto-rows: auto; }
  .service-card, .service-card:first-child, .bento--4 .service-card:nth-child(n+3), .bento--4 .service-card:nth-child(2) { grid-column: auto; grid-row: auto; min-height: 310px; }
  .bento--4 .service-card:nth-child(n+3) p { position: static; width: auto; height: auto; overflow: visible; clip: auto; white-space: normal; }
  .service-card .body, .service-card:first-child .body { padding: var(--s-xl) var(--s-lg); }
  .heat-step { padding-left: 90px; }
  .split-media > img { aspect-ratio: 1; }
  .split-media .float-card { right: 8px; bottom: 16px; }
  .thermo-room { aspect-ratio: 640 / 520; }
  .room-lines { width: 100%; }
  .viewfinder { inset: 12px; --l: 18px; }
  .reading { inset: 22px; }
  .reading b { font-size: 13px; padding: 3px 10px; }
  .thermo-mode { padding: 12px var(--s-lg); }
  .thermo-mode strong { font-size: 20px; line-height: 25px; }
  .labels .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-lg); }
  .labels p { grid-column: 1 / -1; max-width: none; }
  .label-item { font-size: 18px; line-height: 21px; gap: 8px; }
  .label-item svg { width: 22px; height: 22px; }
  .label-item small { font-size: 12px; line-height: 15px; }
  .stat { padding: 0 var(--s-lg); }
  .next-steps { grid-template-columns: minmax(0, 1fr); }
  .map-card .city { font-size: 12px; }
  .map-card .pin span { font-size: 24px; }
  .map-card .legend { font-size: 12px; }
  .faq summary { font-size: 19px; line-height: 25px; padding: 18px 0; }
  .faq .answer { padding-right: 0; }
  .cta-final { padding: var(--s-3xl) var(--s-xl); border-radius: var(--r-lg) var(--r-lg) 72px var(--r-lg); }
  .cta-final .btn { width: 100%; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .mobile-bar {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--s-sm); position: fixed; left: 0; bottom: 0; width: 100%; z-index: 60;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: var(--papier); box-shadow: 0 -6px 24px rgba(58, 28, 14, .16);
  }
  .mobile-bar .btn { min-height: 54px; font-size: 16px; padding: 10px 12px; box-shadow: none; }
}