:root {
  --c-primary: #2c2820;
  --c-primary-dark: #1a1712;
  --c-cta: #c4842a;
  --c-cta-dark: #a86e20;
  --c-bg: #f4f1ec;
  --c-text: #2c2820;
  --c-muted: #777;
  --c-border: #ddd;
  --c-white: #fff;
  --c-overlay: rgba(28,24,18,0.72);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--c-cta); text-decoration: none; }
a:hover { color: var(--c-cta-dark); }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.65;
  color: var(--c-primary);
}

/* ========================
   HEADER
======================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--c-primary);
  border-bottom: 3px solid var(--c-cta);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.site-logo img {
  width: 36px;
  height: 36px;
}

.site-logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-white);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* hamburger */
.menu-toggle { display: none; }

.menu-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  cursor: pointer;
  padding: 6px;
}

.menu-burger span {
  display: block;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.menu-toggle:checked ~ .menu-burger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle:checked ~ .menu-burger span:nth-child(2) {
  opacity: 0;
}
.menu-toggle:checked ~ .menu-burger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav ul li a {
  color: #ccc;
  font-size: 14px;
  padding: 6px 12px;
  display: block;
  text-decoration: none;
  border-radius: 3px;
}

.main-nav ul li a:hover { color: var(--c-white); background: rgba(255,255,255,0.08); }

.main-nav ul li.nav-cta a {
  background: var(--c-cta);
  color: var(--c-white);
  font-weight: 700;
  padding: 7px 16px;
}

.main-nav ul li.nav-cta a:hover { background: var(--c-cta-dark); }

@media (max-width: 767px) {
  .menu-burger { display: flex; }

  .main-nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--c-primary-dark);
    border-top: 1px solid #444;
    padding: 12px 0;
  }

  .menu-toggle:checked ~ .main-nav { display: block; }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .main-nav ul li a {
    padding: 12px 20px;
    border-radius: 0;
    font-size: 15px;
  }

  .main-nav ul li.nav-cta a {
    margin: 8px 16px;
    text-align: center;
    border-radius: 4px;
  }
}

/* ========================
   HERO
======================== */
.hero {
  min-height: 100vh;
  background-color: var(--c-primary-dark);
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  padding: 80px 20px 40px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--c-overlay);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1160px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.65;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.hero-content h1::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--c-cta);
  margin-top: 14px;
}

.hero-desc {
  font-size: 17px;
  color: #d4cfc8;
  line-height: 1.65;
  margin-bottom: 24px;
}

.hero-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-points li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #c8c2ba;
  font-size: 15px;
  line-height: 1.65;
}

.hero-points li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  background: var(--c-cta);
  border-radius: 50%;
}

/* FORM CARD */
.hero-form-card {
  background: var(--c-white);
  border-radius: 6px;
  padding: 28px 24px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
}

.hero-form-card h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 6px;
  line-height: 1.65;
}

.hero-form-card p.form-intro {
  font-size: 14px;
  color: var(--c-muted);
  margin-bottom: 16px;
  line-height: 1.65;
}

.devis-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.devis-form .form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}

.devis-form .form-field label {
  font-size: 13px;
  font-weight: 700;
  color: var(--c-primary);
}

.devis-form .form-field input {
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 9px 12px;
  font-size: 15px;
  font-family: inherit;
  color: var(--c-text);
  background: var(--c-bg);
  outline: none;
}

.devis-form .form-field input:focus {
  border-color: var(--c-cta);
  background: var(--c-white);
  box-shadow: 0 0 0 3px rgba(196,132,42,0.12);
}

.honeypot-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
  height: 0;
  overflow: hidden;
}

.devis-form .btn-submit {
  width: 100%;
  background: var(--c-cta);
  color: var(--c-white);
  font-size: 16px;
  font-weight: 700;
  font-family: inherit;
  border: none;
  border-radius: 4px;
  padding: 13px 20px;
  cursor: pointer;
  margin-top: 4px;
  letter-spacing: 0.01em;
}

.devis-form .btn-submit:hover {
  background: var(--c-cta-dark);
}

.form-legal {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 8px;
  line-height: 1.65;
  text-align: center;
}

.msg-ok {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #c8e6c9;
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 14px;
  margin-bottom: 14px;
}

.msg-err {
  background: #ffebee;
  color: #c62828;
  border: 1px solid #ffcdd2;
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 14px;
  margin-bottom: 14px;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-form-card { max-width: 480px; margin: 0 auto; width: 100%; }
}

/* ========================
   MAIN CONTENT
======================== */
.page-main {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.page-main h2 {
  font-size: clamp(20px, 2.8vw, 28px);
  color: var(--c-primary);
  margin-bottom: 14px;
  margin-top: 36px;
}

.page-main h2:first-child { margin-top: 0; }

.page-main p {
  font-size: 16px;
  line-height: 1.65;
  color: #444;
  margin-bottom: 14px;
}

.page-main ul, .page-main ol {
  padding-left: 22px;
  margin-bottom: 14px;
}

.page-main li {
  font-size: 16px;
  line-height: 1.65;
  color: #444;
  margin-bottom: 6px;
}

.page-main h3 {
  font-size: clamp(17px, 2.2vw, 22px);
  color: var(--c-primary);
  margin-top: 28px;
  margin-bottom: 10px;
}

/* gallery photos */
.photos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 32px 0;
}

.photos-grid figure {
  margin: 0;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.photos-grid figure img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.photos-grid figure figcaption {
  background: var(--c-primary);
  color: var(--c-white);
  font-size: 13px;
  padding: 8px 12px;
  text-align: center;
}

/* ========================
   MAILLAGE (geo-be)
======================== */
.geobe-maillage {
  background: #ede9e2;
  border-top: 3px solid var(--c-cta);
  padding: 36px 20px;
}

.geobe-maillage-inner {
  max-width: 900px;
  margin: 0 auto;
}

.geobe-maillage h3, .geobe-maillage h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 12px;
  margin-top: 20px;
}

.geobe-maillage h3:first-child { margin-top: 0; }

.geobe-maillage ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.geobe-maillage ul li a {
  color: var(--c-primary);
  font-size: 14px;
  padding: 3px 8px;
  border: 1px solid var(--c-border);
  border-radius: 3px;
  background: var(--c-white);
  display: block;
  text-decoration: none;
}

.geobe-maillage ul li a:hover {
  background: var(--c-primary);
  color: var(--c-white);
  border-color: var(--c-primary);
}

/* ========================
   FOOTER
======================== */
.site-footer {
  background: var(--c-primary-dark);
  color: #aaa;
  padding: 28px 20px;
  text-align: center;
  font-size: 14px;
  line-height: 1.65;
}

.site-footer a { color: var(--c-cta); text-decoration: none; }
.site-footer a:hover { color: var(--c-cta-dark); }

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
}

.footer-legal { margin-top: 10px; font-size: 13px; }

/* ========================
   RESPONSIVE
======================== */
@media (max-width: 480px) {
  .devis-form .form-row {
    grid-template-columns: 1fr;
  }
  .hero-form-card { padding: 20px 16px; }
}