/* ===== Tokens ===== */
:root{
  --ardoise: #1C2226;
  --ardoise-soft: #2B3338;
  --cuivre: #B5652D;
  --cuivre-dark: #914E22;
  --creme: #F5F1EB;
  --creme-dim: #EAE4D9;
  --pierre: #6B6459;
  --line: rgba(28,34,38,0.12);

  --font-display: "Fraunces", serif;
  --font-body: "Inter", sans-serif;

  --wrap: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ardoise);
  background: var(--creme);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin:0; padding:0; }

.wrap{
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
}

h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.01em;
}

.eyebrow{
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cuivre-dark);
  margin: 0 0 14px;
}
.eyebrow.center{ text-align:center; }

.section-title{
  font-size: clamp(1.7rem, 2.6vw, 2.3rem);
  margin-bottom: 48px;
}
.section-title.center{ text-align:center; }

/* signature: ligne cuivre en haut de page */
.pipe-rule{
  height: 5px;
  width: 100%;
  background: linear-gradient(90deg, var(--cuivre) 0%, var(--cuivre) 60%, var(--ardoise) 60%, var(--ardoise) 100%);
  background-size: 140px 100%;
}

/* ===== Header ===== */
.site-header{
  background: var(--creme);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top:0;
  z-index: 50;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 18px;
  padding-bottom: 18px;
}
.logo{
  display:flex;
  align-items:center;
  gap: 10px;
}
.logo-mark{ color: var(--cuivre); display:flex; }
.logo-text{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.28rem;
  color: var(--ardoise);
}

.main-nav{
  display:flex;
  gap: 34px;
  font-weight: 600;
  font-size: 0.95rem;
}
.main-nav a{
  position: relative;
  padding: 4px 0;
  color: var(--ardoise);
  opacity: 0.75;
  transition: opacity 0.15s ease;
}
.main-nav a:hover{ opacity: 1; }
.main-nav a.active{ opacity: 1; }
.main-nav a.active::after{
  content:"";
  position:absolute;
  left:0; right:0; bottom:-6px;
  height: 2px;
  background: var(--cuivre);
}

.header-phone{
  display:flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.25;
}
.phone-label{
  font-size: 0.72rem;
  color: var(--pierre);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.phone-number{
  font-weight: 700;
  color: var(--cuivre-dark);
  font-size: 1.02rem;
}

/* Numéro de téléphone en image SVG (non indexable par les moteurs de recherche) */
.phone-number-img{
  display: block;
  height: 17px;
  width: auto;
}
.phone-number-img-lg{
  height: 24px;
}
.phone-number-img-footer{
  height: 15px;
  margin-bottom: 2px;
}
.btn-phone-badge{
  cursor: default;
}
.btn-phone-badge .phone-number-img{
  height: 15px;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 14px 28px;
  border-radius: 3px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  border: 1.5px solid transparent;
}
.btn-primary{
  background: var(--cuivre);
  color: var(--creme);
}
.btn-primary:hover{ background: var(--cuivre-dark); transform: translateY(-1px); }

.btn-ghost{
  border-color: var(--ardoise);
  color: var(--ardoise);
}
.btn-ghost:hover{ background: var(--ardoise); color: var(--creme); }

.btn-ghost-dark{
  border-color: var(--creme);
  color: var(--creme);
}
.btn-ghost-dark:hover{ background: var(--creme); color: var(--ardoise); }

/* ===== Hero ===== */
.hero{
  padding: 88px 0 96px;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items:center;
}
.hero h1{
  font-size: clamp(2.3rem, 4vw, 3.4rem);
  margin-bottom: 22px;
}
.hero h1 .accent{ color: var(--cuivre-dark); }

.hero-lead{
  font-size: 1.08rem;
  color: var(--pierre);
  max-width: 46ch;
  margin: 0 0 32px;
}

.hero-actions{
  display:flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.hero-trust{
  display:flex;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--pierre);
}
.hero-trust li{ display:flex; align-items:center; gap:8px; }
.hero-trust li::before{
  content:"";
  width: 6px; height:6px;
  border-radius: 50%;
  background: var(--cuivre);
  flex-shrink:0;
}

.hero-visual{
  justify-self:center;
  width: 100%;
  max-width: 340px;
}

/* ===== Services ===== */
.services{ padding: 88px 0; }
.service-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.service-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 30px 26px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.service-card:hover{
  border-color: var(--cuivre);
  transform: translateY(-3px);
}
.service-icon{
  color: var(--cuivre-dark);
  margin-bottom: 18px;
}
.service-card h3{
  font-size: 1.08rem;
  margin-bottom: 10px;
}
.service-card p{
  margin:0;
  font-size: 0.92rem;
  color: var(--pierre);
}

.brand-note{
  max-width: 62ch;
  margin: 36px auto 0;
  text-align: center;
  font-size: 0.95rem;
  color: var(--pierre);
}

/* ===== Intervention (signature band) ===== */
.intervention{
  background: var(--ardoise);
  color: var(--creme);
  padding: 80px 0;
  position: relative;
  overflow:hidden;
}
.intervention::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(90deg, transparent 96%, rgba(181,101,45,0.35) 96%),
    linear-gradient(0deg, transparent 92%, rgba(181,101,45,0.15) 92%);
  background-size: 90px 90px;
  opacity: 0.5;
  pointer-events:none;
}
.intervention-inner{
  position:relative;
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
.intervention-text h2{
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin-bottom: 16px;
}
.intervention-text p{
  color: rgba(245,241,235,0.72);
  max-width: 40ch;
  margin:0;
}
.intervention-steps{
  display:flex;
  flex-direction: column;
  gap: 22px;
}
.step{
  display:flex;
  align-items:flex-start;
  gap: 18px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(245,241,235,0.14);
}
.step:last-child{ border-bottom:none; padding-bottom:0; }
.step-num{
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--cuivre);
  flex-shrink:0;
  width: 34px;
}
.step p{ margin:0; color: rgba(245,241,235,0.9); }

/* ===== Testimonials ===== */
.testimonials{ padding: 88px 0; }
.testimonial-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial{
  margin:0;
  background: var(--creme-dim);
  border-left: 3px solid var(--cuivre);
  border-radius: 4px;
  padding: 26px 26px 22px;
}
.testimonial p{
  margin: 0 0 14px;
  font-size: 0.96rem;
  color: var(--ardoise);
}
.testimonial cite{
  font-style: normal;
  font-size: 0.84rem;
  color: var(--pierre);
  font-weight: 600;
}

/* ===== CTA final ===== */
.cta-final{
  background: var(--cuivre);
  color: var(--creme);
  padding: 64px 0;
}
.cta-final-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-final h2{
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  margin-bottom: 8px;
}
.cta-final p{ margin:0; color: rgba(245,241,235,0.85); }
.cta-final .btn-primary{
  background: var(--ardoise);
}
.cta-final .btn-primary:hover{ background:#000; }

/* ===== Footer ===== */
.site-footer{
  background: var(--ardoise);
  color: rgba(245,241,235,0.75);
  padding-top: 56px;
}
.footer-inner{
  display:grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(245,241,235,0.14);
}
.footer-brand .logo-text{ color: var(--creme); }
.footer-brand p{
  margin: 8px 0 0;
  font-size: 0.88rem;
  color: rgba(245,241,235,0.55);
}
.footer-nav{
  display:flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.92rem;
}
.footer-nav a:hover{ color: var(--creme); }
.footer-contact{
  display:flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.92rem;
}
.footer-contact a:hover{ color: var(--creme); }
.footer-bottom{
  padding: 22px 32px;
  font-size: 0.8rem;
  color: rgba(245,241,235,0.45);
}
.footer-bottom a{
  color: inherit;
  text-decoration: none;
}
.footer-bottom a:hover{
  color: rgba(245,241,235,0.75);
  text-decoration: underline;
}

/* ===== Page Tarifs ===== */
.tarifs-hero{
  padding: 72px 0 56px;
}
.tarifs-title{
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  margin: 0 0 20px;
}
.tarifs-title .accent{ color: var(--cuivre-dark); }
.tarifs-hero .hero-lead{ max-width: 62ch; }

.pricing{ padding: 24px 0 88px; }

.price-table{
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}

.price-row{
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  align-items: stretch;
}
.price-row + .price-row{
  border-top: 1px solid var(--line);
}

.price-cell{
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* colonne de gauche : nom de la config */
.price-cell-label{
  align-items: flex-start;
  gap: 4px;
}
.price-config-name{
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--ardoise);
}
.price-config-desc{
  font-size: 0.84rem;
  color: var(--pierre);
}
.price-config-icon{
  color: var(--cuivre);
  flex-shrink: 0;
}
.price-cell-label-icon{
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.price-config-text{
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* en-tête marques */
.price-row-head .price-cell{
  padding-top: 24px;
  padding-bottom: 24px;
}
.price-cell-brand{
  align-items: center;
  text-align: center;
  gap: 4px;
  border-left: 1px solid var(--line);
}
.price-brand-name{
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--ardoise);
}
.price-brand-tag{
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--pierre);
}

/* valeurs de prix */
.price-cell-value{
  align-items: center;
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ardoise);
  border-left: 1px solid var(--line);
}

/* colonne mise en avant (Mitsubishi / Daikin) */
.price-cell-featured{
  background: rgba(181,101,45,0.06);
}
.price-row-head .price-cell-featured .price-brand-name{
  color: var(--cuivre-dark);
}
.price-row:not(.price-row-head) .price-cell-featured{
  color: var(--cuivre-dark);
}

.price-note{
  max-width: 72ch;
  margin: 32px auto 0;
  text-align: center;
  font-size: 0.88rem;
  color: var(--pierre);
}

@media (max-width: 700px){
  .price-row{
    grid-template-columns: 1fr;
  }
  .price-row-head{
    display: none;
  }
  .price-row:not(.price-row-head){
    padding: 20px 22px 4px;
    display: block;
  }
  .price-cell-label{
    padding: 0 0 14px;
  }
  .price-cell-value,
  .price-cell-brand{
    border-left: none;
    border-top: 1px solid var(--line);
    padding: 14px 0;
  }
  .price-cell-value::before{
    content: attr(data-brand);
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--pierre);
    margin-bottom: 4px;
  }
  .price-cell-featured{
    background: transparent;
  }
}

/* ===== Nav mobile (burger) ===== */
.nav-toggle{
  display:none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  flex-shrink: 0;
  z-index: 60;
}
.nav-toggle-bar{
  display:block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--ardoise);
  transition: transform 0.28s ease, opacity 0.2s ease;
}
body.mobile-nav-open .nav-toggle-bar:nth-child(1){
  transform: translateY(7px) rotate(45deg);
}
body.mobile-nav-open .nav-toggle-bar:nth-child(2){
  opacity: 0;
}
body.mobile-nav-open .nav-toggle-bar:nth-child(3){
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav{
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(320px, 84vw);
  background: var(--creme);
  border-left: 1px solid var(--line);
  box-shadow: -18px 0 40px rgba(28,34,38,0.12);
  padding: 96px 32px 40px;
  display:flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(.4,0,.2,1);
  z-index: 55;
}
.mobile-nav nav{
  display:flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav nav a{
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ardoise);
}
.mobile-nav nav a.active{ color: var(--cuivre-dark); }

.mobile-nav-phone{
  display:flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 24px;
}
.mobile-nav-phone .phone-label{
  font-size: 0.72rem;
  color: var(--pierre);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.mobile-nav-phone .phone-number{
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--cuivre-dark);
}

body.mobile-nav-open{ overflow: hidden; }
body.mobile-nav-open .mobile-nav{
  transform: translateX(0);
}

.mobile-nav-overlay{
  position: fixed;
  inset: 0;
  background: rgba(28,34,38,0.35);
  z-index: 54;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
body.mobile-nav-open .mobile-nav-overlay{
  opacity: 1;
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce){
  .mobile-nav, .nav-toggle-bar{ transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 960px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; max-width: 240px; }
  .service-grid{ grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid{ grid-template-columns: 1fr; }
  .intervention-inner{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr; }
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; }
}

@media (max-width: 560px){
  .wrap{ padding: 0 20px; }
  .service-grid{ grid-template-columns: 1fr; }
  .header-phone{ display:none; }
  .cta-final-inner{ flex-direction: column; align-items:flex-start; }
}

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