/* =========================================================
   DELPORTE PLOMBERIE & CHAUFFAGES — Design System v2
   Grille 8 colonnes · Martian Mono · #263137 + #FE6F40
   ========================================================= */

/* --- Custom Properties --- */
:root {
  --bg:        #F1F1F1;
  --white:    #FE6F40;
  --dark:      #263137;
  --orange:    #FE6F40;
  --half-orange: #5C4039;;
  --orange-dim:#FE6F40CC;
  --mid:       #D8D8D8;
  --text:      #263137;
  --text-dim:  #4A5A62;

/* typogrpahy */

  --ff:        'Martian Mono', 'Courier New', monospace;
  --fw-light:  180;
  --fw-reg:    360;
  --fw-semi:   600;
  --lh:        1.618;

  --header-h:  60px;
  --type-normal: 1rem;
  --type-large: 1.2rem;

  /* 8-col grid */
  --cols:      8;
  --gutter:    20px;
  --margin:    40px;

  /* Spacing */
  --sp-xs: 10px;
  --sp-sm: 20px;
  --sp-md: 30px;
  --sp-lg: 60px;
  --sp-xl: 100px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur:  0.6s;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--ff);
  font-variation-settings: 'wdth' 94, 'wght' 360;
  line-height: var(--lh);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- Container pleine largeur avec marges --- */
.container {
  width: 100%;
  padding: 0 var(--margin);
}

/* =========================================================
   HEADER
   ========================================================= */

.site-header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: var(--header-h);
  background: var(--dark);
  z-index: 100;
  transition: box-shadow var(--dur) var(--ease);
}

.site-header.scrolled {
  box-shadow: 0 4px 30px rgba(38, 49, 55, 0.5);
}

.header-inner {
  width: 100%;
  padding: 0 var(--margin);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo = col 1 : "DELPORTE" | "CHAUFFAGE BOIS & PLOMBERIE" en ligne */
.header-logo {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 60px;
}

.logo-title,
.logo-subtitle {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 600;
  color: var(--orange);
  letter-spacing: 0.05em;
  line-height: 1;
}

.logo-subtitle-mobile{ display: none; }

/* Nav = col 5 + */
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}

.nav-link {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 360;
  color: var(--orange);
  letter-spacing: 0.08em;
  position: relative;
  transition: opacity 0.3s;
  padding-bottom: 1px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  color: var(--orange);
  background: var(--orange);
  transition: width 0.3s var(--ease);
}

.nav-link:hover { opacity: 0.7; }
.nav-link:hover::after,
.nav-link.is-active::after { width: 100%; }
.nav-link.is-active { opacity: 1; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 30px; height: 1.5px;
  background: var(--orange);
  transform-origin: center;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-h); left: 0;
  width: 100%;
  background: var(--dark);
  z-index: 99;
  padding: var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s var(--ease), opacity 0.4s;
  border-top: 1px solid var(--orange);
}

.mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-link {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 360;
  color: var(--orange);
  letter-spacing: 0.1em;
  padding-right: var(--sp-sm);
  transition: opacity 0.3s, padding-left 0.3s;
}

.mobile-nav-link:hover { opacity: 0.7;}

/* =========================================================
   HERO 
   ========================================================= */

.section-hero {
  background: var(--dark);
  min-height: 100vh;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-inner {
  width: 100%;
  padding: var(--sp-md) var(--margin) 0;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: auto auto auto;
  row-gap: 0;
}

.hero-dpc-logo {
  grid-column: 1 / 7;
  grid-row: 1;
  padding-bottom: 40px;
}

.dpc-svg {
  width: 100%;
  height: auto;
  max-height: 42vh;
}

.hero-content {
  grid-column: 5 / 9;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  padding-bottom: var(--sp-lg);
}

.hero-text-block {
  border-left: 1px solid var(--orange);
  padding-left: var(--sp-sm);
  height: 27vh;
}

.hero-intro {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--orange);
  line-height: var(--lh);
}

/* Contacts : cols 1–4 (row 3) */
.hero-bottom {
  grid-column: 1 / 9;
  grid-row: 3;
  display: flex;
  align-items: end;
  justify-content: space-between; 
}


.hero-contacts {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--orange);
  letter-spacing: 0.06em;
  opacity: 0;
  animation: heroFadeUp 0.75s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: var(--delay, 0s);
  transition: opacity 0.3s;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.contact-item svg { flex-shrink: 0; stroke: var(--orange); opacity: 0.8; }
.contact-item:hover { opacity: 0.7; }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  background: var(--dark);
  color: var(--orange);
  font-family: var(--ff);
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  letter-spacing: 0.12em;
  border: 1px solid var(--orange);
  border-radius: 30px;
  cursor: pointer;
  transition: background 0.3s, color 0.3s, transform 0.3s var(--ease);
  align-self: flex-start;
}

.btn-primary:hover {
  background: var(--orange);
  color: var(--dark);
  transform: translateY(-1px);
}

.btn-primary svg { transition: transform 0.3s; }
.btn-primary:hover svg { transform: translateY(2px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  background: var(--dark);
  color: var(--orange);
  font-family: var(--ff);
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  letter-spacing: 0.12em;
  border: 1px solid var(--orange);
  border-radius: 30px;
  cursor: pointer;
  transition: background 0.3s, color 0.3s, transform 0.3s var(--ease);
  align-self: center;
}

.btn-outline:hover {
  background: var(--orange);
  color: var(--dark);
  border-color: var(--orange);
  transform: translateY(-2px);
}

/* =========================================================
   ABOUT — grille 8 colonnes
   Row 1 : titre + texte  cols 1–7
   Row 2 : logos partenaires cols 3–8 (droit)
   ========================================================= */
.section-about {
  padding: var(--sp-lg) 0;
  background: var(--bg);
  scroll-margin-top: var(--header-h);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  column-gap: var(--gutter);
  row-gap: var(--sp-xl);
}

/* Cols 1–7 */
.about-text-col {
  grid-column: 1 / 8;
  grid-row: 1;
}

.about-title {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
  color: var(--dark);
}

.about-text {
  font-size: var(--type-large);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--text);
  line-height: var(--lh);
}

.about-text p + p { margin-top: 1.2em; }

/* Logos : cols 3–8 */
.about-partners {
  grid-column: 3 / 9;
  grid-row: 2;
}

.partners-grid {
  display: flex;
  gap: var(--sp-lg);
  align-items: center;
  justify-content: flex-end;
}

.partner-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(0.5);
  transition: filter 0.3s;
}

.partner-logo img:hover { filter: grayscale(0) opacity(1); }

.partner-text {
  font-size: 0.82rem;
  font-variation-settings: 'wdth' 94, 'wght' 600;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  opacity: 0.6;
  transition: opacity 0.3s, color 0.3s;
}

.partner-text:hover { opacity: 1; color: var(--orange); }

/* =========================================================
   SECTION HEADER COMMUN
   ========================================================= */

.section-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  margin-left: 12.5vw;
  margin-right: 12.5vw;
  align-items: center;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.section-line { height: 1px; background: var(--text); }

.section-title {
  font-size: var(--type-large);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: center;
  white-space: nowrap;
  color: var(--text);
}

/* =========================================================
   RÉALISATIONS — titre centré 6 cols (col 2–7)
   ========================================================= */
.section-realisations {
  padding-top: var(--sp-md);
  padding-bottom: var(--sp-lg);
  background: var(--bg);
}

/* Wrapper qui centre sur 6 colonnes */
.realisations-inner {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  column-gap: var(--gutter);
}

/* Tout le contenu (header + galerie) dans les cols 2–7 */
.realisations-inner > * {
  grid-column: 1 / 9;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 6/4;
  background: var(--mid);
  cursor: zoom-in;
  border-radius: var(--sp-xs);
}

.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease), filter 0.6s;
}

.gallery-item:hover img {
  transform: scale(1.06);
  filter: brightness(0.85);
}

.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 12px 16px;
  background: linear-gradient(transparent, rgba(38,49,55,0.85));
  color: var(--orange);
  font-size: 0.68rem;
  font-variation-settings: 'wdth' 94, 'wght' 360;
  transform: translateY(100%);
  transition: transform 0.4s var(--ease);
}

.gallery-item:hover .gallery-caption { transform: translateY(0); }

/* Placeholder */
.gallery-item--placeholder {
  border: 1px dashed var(--mid);
  background: rgba(38,49,55,0.03);
  cursor: default;
}

.placeholder-img {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--mid);
  font-size: 0.65rem;
  font-variation-settings: 'wdth' 94, 'wght' 360;
  letter-spacing: 0.04em;
}

/* =========================================================
   SERVICES — titre à gauche · liste centrée cols 3–6
   ========================================================= */

.section-services {
  padding-top: var(--sp-md);
  padding-bottom: var(--sp-lg);
  background: var(--bg);
  border-top: 1px solid var(--orange);
}

.services-grid {
  padding-top: var(--sp-md);
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  row-gap: var(--sp-lg);
  align-items: start;
  position: relative;
}

/* Titre : cols 1–4 */
.services-header {
  grid-column: 1 / 5;
  grid-row: 1;
}

.services-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 600;
  letter-spacing: 0.1em;
  line-height: var(--lh);
  color: var(--text);
}

.services-title-sub {
  font-variation-settings: 'wdth' 94, 'wght' 600;
  color: var(--text);
}

/* Liste : cols 3–6 (centrée sur 4 colonnes) */
.services-list-wrap {
  grid-column: 3 / 7;
  grid-row: 1;
  justify-self: center;
}

.services-list {
  display: flex;
  flex-direction: column;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-sm);
  padding: var(--sp-xs) 0;
  transition: padding-left 0.3s var(--ease);
  cursor: default;
}

.service-item:hover { padding-left: 6px; }

.service-arrow {
  flex-shrink: 0;
  color: var(--txt);
  transition: transform 0.3s;
}

.service-item:hover .service-arrow { transform: translateX(4px);color: var(--orange);}

.service-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.service-name {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 360;
  color: var(--dark);
  letter-spacing: 0.04em;
  transition: transform 0.3s;
}

.service-item:hover .service-name { color: var(--orange);}

.service-desc {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--text-dim);
}

/* Icône flamme décorative : col 8 */
.services-deco-left {
  grid-column: 1/ 2;
  grid-row: 1 / 3;
  align-self: center;
}


/* Icône flamme décorative : col 8 */
.services-deco-right {
  grid-column: 8 / 9;
  grid-row: 1 / 3;
  align-self: center;
}

.services-deco-right svg { width: 60px; height: auto; }
.services-deco-left svg { width: 60px; height: auto; }

/* =========================================================
   CONTACT
   ========================================================= */
.section-contact {
  padding: var(--sp-lg) 0;
  background: var(--dark);
}

.section-contact .section-line { background: var(--half-orange); }
.section-contact .section-title { color: var(--orange); }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
  margin-bottom: 40px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.contact-icon { 
  width: 60px;
  height: 60px;
  background-color: var(--half-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6; 
  transition: opacity 0.3s;
  color: var(--orange); 
  transition: transform 0.3s; }
.contact-card:hover .contact-icon { transform: scale(1.15); }

.contact-label {
  padding-top: var(--sp-sm);
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 360;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.contact-value {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: rgba(254, 111, 64, 0.55);
  transition: color 0.3s;
}

.contact-value:hover { color: var(--orange); }

.contact-cta-block {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
}

.contact-text {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--orange);
  max-width: 60vw;
  line-height: var(--lh);
}

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--half-orange);
  padding: var(--sp-md) 0;
}

.footer-inner {
  width: 100%;
  padding: 0 var(--margin);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo img {
  height: 30px;
  width: auto;
  object-fit: contain;
}

.footer-logo { 
  opacity: 0.6; 
  transition: opacity 0.3s; }
.footer-logo:hover { opacity: 1; }

.footer-copy {
  font-size: 0.75rem;
  font-variation-settings: 'wdth' 94, 'wght' 180;
  color: var(--orange);
  letter-spacing: 0.04em;
}
.footer-link { color: var(--orange); transition: color 0.3s; }
.footer-link:hover { color: var(--orange-dim); }

.space-footer {
  display: inline-block;
  width: var(--sp-xl);
}

/* =========================================================
   SCROLL-TO-TOP
   ========================================================= */

.scroll-top {
  position: fixed;
  bottom: var(--sp-lg);
  right: var(--sp-md);
  width: 50px; height: 50px;
  border-radius: 25px;
  background: var(--orange);
  color: var(--bg);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), background 0.3s;
  z-index: 90;
}

.scroll-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top:hover { background: var(--orange-dim); }

/* =========================================================
   REVEAL ANIMATIONS
   ========================================================= */
.reveal-up,
.reveal-scale {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--delay, 0s);
}

.reveal-scale { transform: scale(0.96) translateY(16px); }

.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* =========================================================
   RESPONSIVE — TABLETTE (≤ 960px)
   ========================================================= */

@media (max-width: 960px) {
  :root {
    --margin: 24px;
    --sp-xl:  70px;
    --gutter: 16px;
  }

  .header-nav { display: none; }
  .hamburger { display: flex; }

  /* Hero : empilement */
  .hero-inner {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    row-gap: var(--sp-md);
  }

  .hero-dpc-logo,
  .hero-content,
  .hero-contacts {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .dpc-svg { max-height: 32vh; padding-top: var(--sp-md); }

  .hero-content { padding-top: var(--sp-md); padding-bottom: 0; }
  .hero-bottom {position:absolute; bottom: var(--sp-xl);width: calc(100vw - 48px);}

  .hero-contacts {
    flex-wrap: wrap;
    gap: var(--sp-xs);
    align-items: flex-start;
    max-width: 40vw;
  }

  /* About : empilement */
  .about-grid { grid-template-columns: 1fr; row-gap: var(--sp-lg); }
  .about-text-col, .about-partners { grid-column: 1 / -1; }
  .partners-grid { justify-content: flex-start; }

  /* Réalisations */
  .realisations-inner { grid-template-columns: 1fr; }
  .realisations-inner > * { grid-column: 1 / -1; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

  /* Services */
  .services-grid { grid-template-columns: 1fr;
  grid-template-rows: 2; row-gap: var(--sp-sm); }
  .services-title-block { display: grid;}
  .services-title { display: flex; flex-direction: row; gap: 10px; justify-self: center; }
  .services-header { grid-column: 1 / -1; grid-row: 1; padding: 0;}
  .services-list-wrap { grid-column: 1 / -1; grid-row: 2;}
  .services-deco-right { display: none; }
  .services-deco-left { display: none; }

  /* Contact */
  .contact-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-xs);
  }
  .contact-label, .contact-value { font-size: 0.55rem; color: var(--orange);}
}

/* =========================================================
   RESPONSIVE — MOBILE (≤ 600px)
   ========================================================= */
@media (max-width: 600px) {
  :root {
    --margin: 25px;
    --type-normal: 0.84rem;
    --type-large: 1rem;
      /* Spacing */
  --sp-xs: 5px;
  --sp-sm: 15px;
  --sp-md: 30px;
  --sp-lg: 40px;
  --sp-xl: 50px;
  }

  .logo-subtitle{ display: none; }
  .logo-subtitle-mobile{ display: block; }
  .logo-title,
.logo-subtitle-mobile {
  font-size: var(--type-normal);
  font-variation-settings: 'wdth' 94, 'wght' 550;
  color: var(--orange);
  line-height: 1;
}
  .header-logo { gap: 20px; }
  .section-header { margin-left: 0; margin-right: 0; margin-bottom: var(--sp-md); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .about-grid { row-gap: var(--sp-md); }
  .services-grid { padding-top: 0; }
  .hero-contacts { flex-direction: column; gap: var(--sp-xs); }

  .section-header { gap: var(--sp-sm); }
  .section-realisations{ padding-bottom: var(--sp-xl);padding-top: 0;}
  .section-about {padding-bottom: var(--sp-xl);}
  .section-services {padding-bottom: var(--sp-xl);padding-top: var(--sp-md);}

  .footer-inner { flex-direction: column; gap: var(--sp-sm); text-align: center; }
  .contact-text { max-width: 100%; }
  .btn-primary { padding: 30px 30px; border-radius: 50%; }
  .know-more { display: none; }

}