/* Spécialité Inspection, brand 6.29: charcoal + white carry the brand, yellow/ochre is the
   ~10% accent. Montserrat only. 1px lines, square corners, no gradients, shadows or glows. */
@font-face { font-family: Montserrat; src: url(/fonts/Montserrat-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: Montserrat; src: url(/fonts/Montserrat-500.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: Montserrat; src: url(/fonts/Montserrat-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --si-charcoal: #2E3338;
  --si-yellow:   #F2C230;   /* accent on charcoal */
  --si-ochre:    #C99A1C;   /* accent lines on white, never text */
  --si-white:    #FFFFFF;
  --si-mist:     #ECEEF0;
  --si-slate:    #5B6266;   /* secondary text on light */
  --si-stone:    #9AA1A6;   /* secondary text on charcoal */
  --si-hair:     #DDE0E3;   /* 1px hairlines on light */
  --si-hair-dk:  #474D53;   /* 1px hairlines on charcoal */

  --si-font: Montserrat, system-ui, sans-serif;
  --si-h1: 600 clamp(34px, 5vw, 48px)/1.1 var(--si-font);
  --si-h2: 600 clamp(26px, 3.5vw, 32px)/1.2 var(--si-font);
  --si-h3: 600 22px/1.3 var(--si-font);
  --si-body: 400 17px/1.6 var(--si-font);
  --si-small: 400 14px/1.5 var(--si-font);
  --si-max-width: 1200px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, ::before, ::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--si-white); color: var(--si-charcoal); font: var(--si-body); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { margin: 0; text-wrap: balance; }
h1 { font: var(--si-h1); }
h2 { font: var(--si-h2); }
h3 { font: var(--si-h3); }
p { margin: 0; max-width: 70ch; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .22em; transition: text-decoration-color .15s; }
a:hover { text-decoration-color: var(--si-ochre); }
.dark a:hover { text-decoration-color: var(--si-yellow); }
:focus-visible { outline: 2px solid var(--si-ochre); outline-offset: 3px; }
.dark :focus-visible { outline-color: var(--si-yellow); }

.wrap { width: 100%; max-width: var(--si-max-width); margin-inline: auto; padding-inline: clamp(16px, 4vw, 40px); }
.skip { position: absolute; left: 16px; top: -64px; z-index: 100; background: var(--si-yellow); color: var(--si-charcoal); padding: 8px 16px; }
.skip:focus { top: 16px; }
.dark { background: var(--si-charcoal); color: var(--si-white); }
.mist { background: var(--si-mist); }
.section { padding-block: 96px; }
@media (width < 48rem) { .section { padding-block: 64px; } }

.eyebrow { font: 500 13px/1.3 var(--si-font); letter-spacing: .2em; text-transform: uppercase; color: var(--si-slate); }
.dark .eyebrow { color: var(--si-stone); }
.sec-head { display: grid; gap: 10px; margin-bottom: 40px; }
.sec-head::after { content: ""; width: 48px; height: 1.5px; background: var(--si-ochre); margin-top: 6px; }
.sec-head .lead { color: var(--si-slate); order: 3; margin-top: 6px; }
.note { font: var(--si-small); color: var(--si-slate); }
.tbd { background: none; color: inherit; border-bottom: 1px dashed var(--si-ochre); }

/* Buttons: square, 14px uppercase, +0.12em; primary darkens 8% on hover, secondary fills */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 26px; border: 1px solid; border-radius: 0;
  font: 600 14px/1 var(--si-font); letter-spacing: .12em; text-transform: uppercase; text-decoration: none; cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s; }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 13px; }
.btn-primary { background: var(--si-charcoal); border-color: var(--si-charcoal); color: var(--si-white); }
.btn-primary:hover { background: #2A2F33; border-color: #2A2F33; }
.btn-secondary { background: transparent; border-color: var(--si-charcoal); color: var(--si-charcoal); }
.btn-secondary:hover { background: var(--si-charcoal); color: var(--si-white); }
.dark .btn-primary { background: var(--si-yellow); border-color: var(--si-yellow); color: var(--si-charcoal); }
.dark .btn-primary:hover { background: #DEB22C; border-color: #DEB22C; }
.dark .btn-secondary { border-color: var(--si-white); color: var(--si-white); }
.dark .btn-secondary:hover { background: var(--si-white); color: var(--si-charcoal); }

/* Logo (artwork from the brand guidelines) */
.logo-h { display: inline-flex; align-items: center; gap: 14px; color: var(--si-white); }
.logo-h svg { width: 62px; height: auto; }
.logo-h-bar { width: 1px; height: 44px; background: var(--si-yellow); }
.logo-h-wm { display: grid; gap: 8px; }
.logo-h .wm1 { font: 500 15px/1 var(--si-font); letter-spacing: .3em; }
.logo-h .wm2 { font: 500 8px/1 var(--si-font); letter-spacing: .62em; }
.logo-v { display: inline-flex; flex-direction: column; align-items: center; gap: 18px; color: var(--si-white); }
.logo-v-wm { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.logo-v .wm1 { font: 500 20px/1 var(--si-font); letter-spacing: .36em; padding-left: .36em; }
.logo-v-bar { width: 72px; height: 1px; background: var(--si-yellow); }
.logo-v .wm2 { font: 500 10px/1 var(--si-font); letter-spacing: .6em; padding-left: .6em; }

/* Header: charcoal */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--si-charcoal); color: var(--si-white); border-bottom: 1px solid var(--si-hair-dk); }
.bar { display: flex; align-items: center; gap: 24px; min-height: 76px; }
.brand { text-decoration: none; }
.nav { margin-left: auto; }
.nav-links { display: none; gap: 28px; }
.nav-links a, .menu a { font: 500 14px/1 var(--si-font); text-decoration: none; color: var(--si-white); }
.nav-links a:hover, .menu a:hover { text-decoration: underline; text-decoration-color: var(--si-yellow); }
.menu summary { list-style: none; cursor: pointer; display: flex; align-items: center; min-height: 40px; padding: 0 14px; border: 1px solid var(--si-white);
  font: 600 13px/1 var(--si-font); letter-spacing: .12em; text-transform: uppercase; }
.menu summary::-webkit-details-marker { display: none; }
.menu ul { position: absolute; left: 0; right: 0; top: 100%; display: grid; background: var(--si-charcoal); border-bottom: 1px solid var(--si-hair-dk); padding: 8px clamp(16px, 4vw, 40px) 16px; }
.menu li a { display: flex; align-items: center; min-height: 44px; }
.bar-actions { display: flex; align-items: center; gap: 20px; }
.phone { display: none; font-weight: 600; font-size: 15px; text-decoration: none; white-space: nowrap; }
@media (width < 30rem) { .bar .btn-sm { display: none; } .logo-h svg { width: 50px; } .logo-h .wm1 { font-size: 13px; } .logo-h .wm2 { font-size: 7px; } .bar { gap: 12px; } }
@media (width >= 48rem) { .phone { display: inline; } }
@media (width >= 64rem) { .nav-links { display: flex; } .menu { display: none; } }

/* Hero: charcoal, the line house with the yellow scan */
.hero { padding-block: 64px 48px; }
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (width >= 60rem) { .hero-grid { grid-template-columns: 1fr 1fr; gap: 64px; padding-bottom: 24px; } }
.hero-copy { display: grid; gap: 32px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-art { margin: 0; min-width: 0; display: grid; justify-items: center; }
.hero-art svg { width: 100%; height: auto; max-height: min(62vh, 580px); display: block; }
.badges { display: flex; flex-wrap: wrap; justify-content: center; margin-top: 40px; border-top: 1px solid var(--si-hair-dk); border-bottom: 1px solid var(--si-hair-dk); }
.badges li { display: flex; align-items: center; gap: 12px; padding: 20px 32px; font: 500 15px/1.4 var(--si-font); }
.badges li + li { border-left: 1px solid var(--si-hair-dk); }
@media (width < 48rem) { .badges { flex-direction: column; align-items: stretch; } .badges li { padding: 16px 4px; justify-content: center; } .badges li + li { border-left: 0; border-top: 1px solid var(--si-hair-dk); } }
.tick { flex: none; }
.roofdiv { display: flex; align-items: flex-end; margin-top: 40px; }
.roofdiv span { flex: 1; height: 1.5px; }
.roofdiv svg { flex: none; display: block; margin-bottom: -.5px; }

/* Services: three buildings, then the four inspection types */
.types { display: grid; gap: 40px; }
@media (width >= 48rem) { .types { grid-template-columns: repeat(3, 1fr); } }
.type { display: grid; gap: 10px; align-content: start; }
.type-art { aspect-ratio: 4 / 3; margin-bottom: 14px; padding: 32px 28px 16px; display: grid; align-items: end; background: var(--si-mist); }
.type-art svg { width: 100%; height: auto; display: block; }
.type p { color: var(--si-slate); }
.kinds-head { margin: 72px 0 28px; }
.kinds { display: grid; gap: 24px; }
@media (width >= 40rem) { .kinds { grid-template-columns: repeat(2, 1fr); } }
@media (width >= 64rem) { .kinds { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.kind { position: relative; display: grid; gap: 10px; align-content: start; padding: 28px 24px; border: 1px solid var(--si-hair); }
.kind h4 { font: 600 18px/1.3 var(--si-font); }
.kind p { font: var(--si-small); color: var(--si-slate); }
.kind-feat { background: var(--si-charcoal); border-color: var(--si-charcoal); color: var(--si-white); }
.kind-feat p { color: var(--si-stone); }
.kind-flag { position: absolute; top: -11px; left: 24px; background: var(--si-yellow); color: var(--si-charcoal); padding: 4px 10px;
  font: 600 11px/1.2 var(--si-font); letter-spacing: .14em; text-transform: uppercase; }

/* Cross-section: the part being read lights up in ochre, a logo-style lens follows */
.xs { display: grid; gap: 32px; }
@media (width >= 52rem) { .xs { grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; } }
.xs-fig { position: sticky; top: 76px; z-index: 1; margin: 0; padding-block: 12px; background: var(--si-mist); }
.xs-fig svg { width: 100%; max-height: 34vh; display: block; overflow: visible; }
@media (width >= 52rem) { .xs-fig { top: 120px; background: none; } .xs-fig svg { max-height: 70vh; } }
.z { stroke: var(--si-charcoal); stroke-width: 2.5px; transition: stroke .24s var(--ease), opacity .24s var(--ease); }
.z[data-z="toiture"] { stroke-width: 5px; }
.xs-lens { display: none; }
.xs-list { display: grid; }
.xs-list li { display: grid; gap: 4px; align-content: start; padding-block: 24px; border-bottom: 1px solid var(--si-hair); transition: opacity .24s var(--ease); }
.xs-list h3 { display: flex; align-items: center; gap: 10px; font: 600 19px/1.3 var(--si-font); }
.xs-list p { color: var(--si-slate); padding-left: 28px; }
.is-live .z { opacity: .25; }
.is-live .xs-list li { opacity: .4; min-height: 22vh; }
@media (width >= 52rem) { .is-live .xs-list li { min-height: 28vh; } }
.is-live .xs-list li.is-active { opacity: 1; }
.is-live .xs-lens { display: block; --x: 330px; --y: 92px; transform: translate(var(--x), var(--y)); transition: transform .45s var(--ease); }
[data-active=toiture] .z[data-z=toiture], [data-active=grenier] .z[data-z=grenier], [data-active=revetement] .z[data-z=revetement],
[data-active=structure] .z[data-z=structure], [data-active=plomberie] .z[data-z=plomberie], [data-active=electricite] .z[data-z=electricite],
[data-active=chauffage] .z[data-z=chauffage], [data-active=interieur] .z[data-z=interieur], [data-active=drainage] .z[data-z=drainage] { opacity: 1; stroke: var(--si-ochre); }
[data-active=toiture] .xs-lens { --x: 330px; --y: 92px; }
[data-active=grenier] .xs-lens { --x: 240px; --y: 168px; }
[data-active=revetement] .xs-lens { --x: 404px; --y: 262px; }
[data-active=structure] .xs-lens { --x: 92px; --y: 430px; }
[data-active=plomberie] .xs-lens { --x: 330px; --y: 300px; }
[data-active=electricite] .xs-lens { --x: 132px; --y: 410px; }
[data-active=chauffage] .xs-lens { --x: 240px; --y: 418px; }
[data-active=interieur] .xs-lens { --x: 180px; --y: 272px; }
[data-active=drainage] .xs-lens { --x: 436px; --y: 470px; }

/* À propos */
.inspector { display: grid; gap: 40px; }
.inspector-copy { display: grid; gap: 18px; align-content: start; }
.inspector-copy .sec-head { margin-bottom: 14px; }
.photo { margin: 0; order: -1; width: 200px; display: grid; gap: 10px; }
.photo img { width: 200px; height: 200px; object-fit: cover; border: 1px solid var(--si-hair); }
.photo figcaption { font: var(--si-small); color: var(--si-slate); }
@media (width >= 52rem) { .inspector { grid-template-columns: 1fr 200px; gap: 80px; align-items: start; } .photo { order: 0; margin-top: 92px; } }
.creds { margin: 14px 0 0; border-top: 1px solid var(--si-charcoal); }
.creds div { display: grid; grid-template-columns: 150px 1fr; gap: 4px 24px; padding: 14px 0; border-bottom: 1px solid var(--si-hair); }
.creds dt { font: 500 13px/1.6 var(--si-font); letter-spacing: .2em; text-transform: uppercase; color: var(--si-slate); }
.creds dd { margin: 0; font-weight: 600; }
@media (width < 40rem) { .creds div { grid-template-columns: 1fr; } }

/* FAQ: hairline accordion; site.js slides it */
.faq { display: grid; gap: 8px; }
@media (width >= 60rem) { .faq { grid-template-columns: 1fr 1.8fr; gap: 64px; align-items: start; } .faq .sec-head { margin: 0; } }
.qa { border-top: 1px solid var(--si-charcoal); }
.qa details { overflow: hidden; border-bottom: 1px solid #CDD1D5; }
.qa summary { position: relative; list-style: none; cursor: pointer; padding: 20px 44px 20px 0; font-weight: 600; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::before, .qa summary::after { content: ""; position: absolute; right: 8px; top: 50%; width: 14px; height: 1.5px; background: var(--si-charcoal); transition: transform .24s var(--ease); }
.qa summary::after { transform: rotate(90deg); }
.qa details[open] summary::after { transform: rotate(0); }
.qa details p { padding-bottom: 22px; color: var(--si-slate); }

/* Réserver */
.contact { display: grid; gap: 48px; }
@media (width >= 60rem) { .contact { grid-template-columns: 1fr 1.25fr; gap: 80px; } }
.contact-copy { display: grid; gap: 18px; align-content: start; }
.contact-copy .sec-head { margin-bottom: 14px; }
.call { font-weight: 600; }
.call a { white-space: nowrap; }
.form { display: grid; gap: 20px; padding: 32px; border: 1px solid var(--si-hair); }
.field { display: grid; gap: 6px; min-width: 0; }
.field-row { display: grid; gap: 20px; }
@media (width >= 40rem) { .field-row { grid-template-columns: 1fr 1fr; align-items: end; } }
label { font: 500 14px/1.4 var(--si-font); }
.opt { color: var(--si-slate); font-weight: 400; }
input, select { width: 100%; min-height: 48px; padding: 0 14px; border: 1px solid var(--si-stone); border-radius: 0; background: var(--si-white); color: var(--si-charcoal); font: 400 16px/1 var(--si-font); }
input:focus-visible, select:focus-visible { outline: 2px solid var(--si-ochre); outline-offset: 0; border-color: var(--si-charcoal); }
.form .btn { justify-self: start; }
.privacy { font: var(--si-small); color: var(--si-slate); }
.hp { position: absolute; left: -9999px; }

/* Secteurs */
.towns { display: grid; gap: 40px 32px; }
@media (width >= 48rem) { .towns { grid-template-columns: repeat(3, 1fr); } }
.towns h3 { font: 500 13px/1.3 var(--si-font); letter-spacing: .2em; text-transform: uppercase; color: var(--si-slate); padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px solid #CDD1D5; }
.towns ul { display: grid; gap: 6px; }
.towns .note { margin-top: 16px; }

/* Footer: charcoal, stacked logo, yellow bar as on the business card */
.site-footer { padding-top: 72px; }
.foot { display: grid; gap: 40px; padding-bottom: 64px; }
@media (width >= 52rem) { .foot { grid-template-columns: 1.2fr 1fr 1fr; align-items: start; } }
.foot-brand { justify-self: start; }
.foot address { display: grid; gap: 6px; font-style: normal; }
.foot-meta { display: grid; gap: 6px; font: var(--si-small); color: var(--si-stone); align-content: start; }
.foot-meta a { color: var(--si-white); }
.foot-bar { height: 8px; background: var(--si-yellow); }