/* =====================================================
   LUDIADMIN – Feuille de style principale
   Charte graphique : Marron Terracotta + Or André + Crème
   ===================================================== */

/* ---------- Variables ---------- */
:root {
  --color-primary:      #7E3B24;   /* Marron Terracotta */
  --color-primary-dark: #5C2A18;
  --color-primary-light:#A0502F;
  --color-gold:         #C7A630;   /* Or André */
  --color-gold-dark:    #A08420;
  --color-cream:        #F5EFE0;   /* Fond Crème */
  --color-cream-dark:   #EDE4CC;
  --color-text:         #2A1508;
  --color-text-light:   #6B4D3A;
  --color-white:        #FFFFFF;
  --color-border:       #E0D4BE;

  --font-main: 'Lato', sans-serif;

  --radius:   8px;
  --radius-lg: 16px;
  --shadow:   0 4px 20px rgba(42, 21, 8, 0.10);
  --shadow-lg:0 8px 40px rgba(42, 21, 8, 0.15);

  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- Navigation ---------- */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
#header.scrolled {
  border-color: var(--color-border);
  box-shadow: var(--shadow);
}

.nav-container {
  padding: 0 24px 0 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-logo-img {
  height: var(--nav-h);
  width: auto;
  display: block;
}
.logo-text {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--color-primary);
}
.logo-accent { color: var(--color-gold); }
.logo-tagline {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--color-text-light);
  letter-spacing: 0.3px;
}

.nav-portrait {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.nav-portrait-img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2.5px solid var(--color-gold);
  box-shadow: 0 2px 10px rgba(42, 21, 8, 0.18);
  transition: transform .2s, box-shadow .2s;
}
.nav-portrait-img:hover {
  transform: scale(1.07);
  box-shadow: 0 4px 16px rgba(42, 21, 8, 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--color-primary); background: var(--color-cream); }
.nav-links .nav-cta {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 10px 20px;
  border-radius: var(--radius);
}
.nav-links .nav-cta:hover { background: var(--color-primary-dark); }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.burger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
  border: 2px solid transparent;
  text-align: center;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(126, 59, 36, 0.3);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}
.btn-full { width: 100%; }

/* ---------- Section layout ---------- */
.section { padding: 88px 24px; }
.section-alt { background: var(--color-cream); }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-gold-dark);
  margin-bottom: 12px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}
.section-intro {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-h) + 80px) 24px 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--color-cream) 0%, #EDE4CC 60%, #E8D9BF 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(199, 166, 48, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(126, 59, 36, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-gold-dark);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.12;
  color: var(--color-primary);
  margin-bottom: 28px;
}
.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--color-text-light);
  margin-bottom: 44px;
  max-width: 620px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 36px;
}
.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-light);
  opacity: 0.75;
}
.hero-trust span { white-space: nowrap; }

/* ---------- Stats band ---------- */
.stats-band {
  background: var(--color-primary);
  padding: 32px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 40px;
  color: var(--color-white);
}
.stat-item strong {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-gold);
}
.stat-item span {
  font-size: 0.85rem;
  opacity: 0.85;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.25);
}

/* ---------- Transformation ---------- */
.transformation-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
}

.transfo-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}
.transfo-before { border-top: 4px solid #D4503A; }
.transfo-after  { border-top: 4px solid #5A9A2C; }

.transfo-illus { margin-bottom: 20px; }
.transfo-illus svg { width: 100%; height: auto; }

.transfo-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
}
.transfo-tag-before { background: #FDE8E2; color: #B03020; }
.transfo-tag-after  { background: #E5F5DC; color: #3A7A18; }

.transfo-card h3 {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.transfo-list { display: flex; flex-direction: column; gap: 10px; }
.transfo-list li {
  font-size: 0.9rem;
  color: var(--color-text-light);
  padding-left: 24px;
  position: relative;
  line-height: 1.5;
}
.transfo-before .transfo-list li::before {
  content: '✕';
  position: absolute; left: 0;
  font-weight: 900; color: #B03020;
  font-size: 0.85rem; line-height: 1.55;
}
.transfo-after .transfo-list li::before {
  content: '✓';
  position: absolute; left: 0;
  font-weight: 900; color: #3A7A18;
  font-size: 0.9rem; line-height: 1.5;
}

.transfo-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 0 8px;
}
.transfo-arrow-brand {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 900;
  white-space: nowrap;
  text-align: center;
}
.transfo-arrow-brand span { color: var(--color-gold); }
.transfo-arrow-svg { width: 60px; opacity: 0.5; }

@media (max-width: 900px) {
  .transformation-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .transfo-arrow {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
  .transfo-arrow-svg { transform: rotate(90deg); }
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 0;
  background: var(--color-gold);
  border-radius: 0 0 4px 0;
  transition: height .3s;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-cream-dark);
}
.service-card:hover::before { height: 100%; }

.service-icon {
  width: 52px; height: 52px;
  background: var(--color-cream);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
}
.service-icon svg { width: 28px; height: 28px; }

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.65;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-list li {
  font-size: 0.88rem;
  color: var(--color-text);
  padding-left: 18px;
  position: relative;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
}

.services-cta {
  text-align: center;
  margin-top: 48px;
  padding: 32px;
  background: var(--color-cream);
  border-radius: var(--radius-lg);
}
.services-cta p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

/* ---------- Pourquoi LudiAdmin ---------- */
.avantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.avantage-item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.avantage-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.avantage-icon {
  width: 48px; height: 48px;
  background: var(--color-cream);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-dark);
  margin-bottom: 18px;
}
.avantage-icon svg { width: 24px; height: 24px; }

.avantage-item h3 {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 10px;
}
.avantage-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* ---------- À propos ---------- */
.apropos-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 64px;
  align-items: center;
}
.apropos-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}
.apropos-img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  display: block;
}
.apropos-content .section-label { display: block; margin-bottom: 12px; }
.apropos-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 24px;
  line-height: 1.2;
}
.apropos-content p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: 16px;
}

@media (max-width: 1024px) {
  .apropos-layout { grid-template-columns: 300px 1fr; gap: 40px; }
  .apropos-img { height: 380px; }
}
@media (max-width: 768px) {
  .apropos-layout { grid-template-columns: 1fr; gap: 32px; }
  .apropos-img { height: 320px; }
}

/* ---------- Contact ---------- */
.contact { background: var(--color-white); }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 56px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.contact-info > p {
  font-size: 0.97rem;
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: 32px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-details li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.95rem;
}
.contact-details a { color: var(--color-primary); font-weight: 700; }
.contact-details a:hover { text-decoration: underline; }
.contact-icon {
  width: 40px; height: 40px;
  background: var(--color-cream);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}
.contact-icon svg { width: 18px; height: 18px; }

.contact-form {
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text);
}
.required { color: var(--color-primary); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(126, 59, 36, 0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #B09A8A; }
.form-group textarea { resize: vertical; min-height: 110px; }

.form-checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
}
.form-checkbox input[type="checkbox"] {
  width: 18px; height: 18px;
  min-width: 18px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-primary);
}
.form-checkbox label {
  font-size: 0.82rem;
  color: var(--color-text-light);
  font-weight: 400;
  cursor: pointer;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-logo {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 12px;
  color: var(--color-white);
}
.footer-brand p {
  font-size: 0.88rem;
  opacity: 0.75;
  line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-gold);
  margin-bottom: 16px;
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a,
.footer-contact a {
  font-size: 0.9rem;
  opacity: 0.8;
  transition: opacity .2s;
}
.footer-links a:hover,
.footer-contact a:hover { opacity: 1; text-decoration: underline; }
.footer-contact p { font-size: 0.9rem; opacity: 0.8; margin-bottom: 8px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 24px;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.65;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-bottom a { text-decoration: underline; opacity: 1; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .avantages-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 16px 24px 24px;
    box-shadow: var(--shadow-lg);
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-portrait { display: none; }
  .nav-links a { width: 100%; text-align: left; padding: 12px 16px; }
  .nav-links .nav-cta { text-align: center; margin-top: 8px; }
  .burger { display: flex; }

  .hero { padding-top: calc(var(--nav-h) + 40px); }
  .hero h1 { font-size: 2rem; }
  .hero-trust { gap: 16px; }

  .services-grid { grid-template-columns: 1fr; }
  .avantages-grid { grid-template-columns: 1fr; }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }

  .stats-band { gap: 0; }
  .stat-item { padding: 12px 20px; }
  .stat-divider { display: none; }

  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
}

@media (max-width: 480px) {
  .section { padding: 60px 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; }
}

.contact-message {
  padding: 18px 22px;
  border-radius: 8px;
  margin-bottom: 28px;
  scroll-margin-top: calc(var(--nav-h) + 16px);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
  border-left: 5px solid;
}
.contact-message.success {
  background-color: #eafaf1;
  border-color: #27ae60;
  color: #1a7a43;
}
.contact-message.error {
  background-color: #fdf2f2;
  border-color: #e74c3c;
  color: #a93226;
}