/* ===========================
   CEBEILLAC IMMOBILIER VICHY
   Feuille de style principale
   =========================== */

:root {
  --gold:       #B91519;
  --gold-light: #d43535;
  --dark:       #1a1a1a;
  --dark-mid:   #2a2a2a;
  --cream:      #F5F0E8;
  --white:      #ffffff;
  --text:       #333333;
  --text-light: #666666;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Raleway', sans-serif;
  --radius:     4px;
  --shadow:     0 4px 24px rgba(0,0,0,0.10);
  --transition: 0.3s ease;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--white);
  font-size: 16px;
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* CONTAINER */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(26,26,26,0.97);
  border-bottom: 1px solid rgba(201,168,76,0.25);
  backdrop-filter: blur(8px);
}
.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo-img {
  height: 44px;
  width: auto;
}
.logo-text {
  font-family: var(--font-serif);
  color: var(--gold);
  font-size: 1rem;
  letter-spacing: 0.04em;
  display: none;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--gold);
}
.nav-link.nav-cta {
  background: var(--gold);
  color: var(--dark);
  padding: 8px 20px;
  font-weight: 600;
}
.nav-link.nav-cta:hover {
  background: var(--gold-light);
  color: var(--dark);
}
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-gold {
  background: var(--gold);
  color: var(--dark);
}
.btn-gold:hover {
  background: var(--gold-light);
}
.btn-outline {
  background: transparent;
  border-color: var(--gold);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--dark);
}
.btn-outline-white {
  background: transparent;
  border-color: rgba(255,255,255,0.7);
  color: var(--white);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.12);
}
.btn-link {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  transition: color var(--transition);
}
.btn-link:hover { color: var(--gold-light); }
.center-btn { text-align: center; margin-top: 40px; }

/* ===== SECTIONS ===== */
.section {
  padding: 80px 0;
}
.section-light { background: var(--white); }
.section-cream { background: var(--cream); }
.section-dark  { background: var(--dark); color: var(--white); }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.25;
}
.section-sub {
  text-align: center;
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto 56px;
  font-size: 1.05rem;
}
.section-dark .section-sub { color: rgba(255,255,255,0.65); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,10,10,0.80) 0%, rgba(20,15,5,0.65) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  text-align: center;
  color: var(--white);
}
.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.18;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.80);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.75;
}

/* ===== TWO COL ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.col-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 400;
  margin-bottom: 20px;
  line-height: 1.25;
}
.col-text p {
  color: var(--text-light);
  margin-bottom: 16px;
}
.col-text .btn { margin-top: 8px; }
.portrait {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: var(--shadow);
}

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.15);
}
.service-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  padding: 20px 20px 8px;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  padding: 0 20px 16px;
}
.service-card .btn-link {
  display: block;
  padding: 0 20px 20px;
}

/* ===== BANNER HISTOIRE ===== */
.banner-section {
  position: relative;
  padding: 100px 0;
}
.banner-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.banner-img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.78);
}
.banner-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}
.banner-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 400;
  margin-bottom: 32px;
  line-height: 1.25;
  color: var(--white);
}
.histoire-text p {
  color: rgba(255,255,255,0.78);
  margin-bottom: 18px;
  font-size: 1.02rem;
}

/* ===== VICHY SECTION ===== */
.vichy-logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-bottom: 32px;
}
.vichy-logo { height: 120px; width: auto; object-fit: contain; }
.vichy-aerial {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto 40px;
  border-radius: 2px;
  box-shadow: var(--shadow);
  aspect-ratio: 2.5/1;
  object-fit: cover;
}

/* ===== AVIS ===== */
.avis-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.avis-card {
  background: var(--white);
  border: 1px solid rgba(201,168,76,0.20);
  border-radius: 2px;
  padding: 32px 28px 24px;
  box-shadow: var(--shadow);
}
.quote-icon {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 12px;
}
.avis-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.70;
  margin-bottom: 16px;
}
.avis-author {
  font-weight: 600;
  color: var(--text) !important;
  font-size: 0.85rem !important;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.5);
  padding: 32px 24px;
}
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy { font-size: 0.85rem; }
.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--gold); }

/* ===== PAGE HEADER (inner pages) ===== */
.page-hero {
  padding: 140px 24px 60px;
  text-align: center;
  background: var(--dark);
  color: var(--white);
}
.page-hero .eyebrow { margin-bottom: 12px; }
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 16px;
}
.page-hero p {
  max-width: 640px;
  margin: 0 auto;
  color: rgba(255,255,255,0.70);
  font-size: 1.05rem;
}

/* ===== SERVICES PAGE ===== */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 60px 0;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
.service-block:last-child { border-bottom: none; }
.service-block.reverse { direction: rtl; }
.service-block.reverse > * { direction: ltr; }
.service-block-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: var(--shadow);
}
.service-block-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 400;
  margin-bottom: 20px;
  line-height: 1.25;
}
.service-block-text p {
  color: var(--text-light);
  margin-bottom: 14px;
}

/* ===== ESTIMATION PAGE ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.step-card {
  background: var(--white);
  border-radius: 2px;
  padding: 36px 28px;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--gold);
}
.step-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--gold);
  font-weight: 400;
  margin-bottom: 12px;
}
.step-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.step-card p { color: var(--text-light); font-size: 0.95rem; }

.avantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.avantage-card {
  background: var(--white);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.avantage-card img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.avantage-card-body {
  padding: 24px 20px;
}
.avantage-card h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.avantage-card p { font-size: 0.92rem; color: var(--text-light); }

/* ===== CONTACT PAGE ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-info h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 400;
  margin-bottom: 20px;
}
.contact-info p { color: var(--text-light); margin-bottom: 12px; }
.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--cream);
  border-radius: var(--radius);
}
.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item-text strong { display: block; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-light); }
.contact-item-text a, .contact-item-text span { color: var(--text); font-weight: 500; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-light);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid rgba(0,0,0,0.15);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .avis-grid { grid-template-columns: 1fr; }
  .two-col, .service-block, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .service-block.reverse { direction: ltr; }
  .steps-grid, .avantages-grid { grid-template-columns: 1fr; }
  .col-img { order: -1; }
}

@media (max-width: 680px) {
  .main-nav {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: var(--dark);
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid rgba(201,168,76,0.2);
  }
  .main-nav.open { display: flex; }
  .burger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .vichy-logo-row { flex-wrap: wrap; }
  .vichy-logo { height: 80px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { justify-content: center; }
  .form-row { grid-template-columns: 1fr; }
}