/* =========================
   TechDevEnergies – styles.css (v10 - FINAL)
   ✅ Structure professionnelle organisée
   ✅ Design moderne sans cards
   ✅ Différenciation par zones colorées
========================= */

/* =========================
   TABLE DES MATIÈRES
   1. Variables & Reset
   2. Typography
   3. Layout & Container
   4. Header & Navigation
   5. Buttons & Actions
   6. Forms
   7. Footer
   8. Page: Index (Home)
   9. Page: Services
   10. Page: About
   11. Page: Contact
   12. Page: Faisabilité
   13. Page: Réalisations (Galerie)
   14. Responsive
========================= */


/* =========================
   1. VARIABLES & RESET
========================= */
:root {
  --bg: #0a0f1c;
  --bg2: #0c1430;
  --text: #eef3ff;
  --muted: #b9c5e8;
  --brand-orange: #ff8a00;
  --brand-blue: #2f6fd6;
  --border: rgba(255,255,255,.14);
  --border-soft: rgba(255,255,255,.10);
  --surface: rgba(255,255,255,.055);
  --surface2: rgba(255,255,255,.035);
  --shadow: 0 16px 50px rgba(0,0,0,.45);
  --header-offset: 90px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: 
    radial-gradient(900px 500px at 18% -5%, rgba(47,111,214,.22) 0%, rgba(10,15,28,0) 55%),
    radial-gradient(900px 500px at 85% 0%, rgba(255,138,0,.14) 0%, rgba(10,15,28,0) 60%),
    linear-gradient(180deg, var(--bg2) 0%, var(--bg) 55%, #060812 100%);
  min-height: 100vh;
}

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

a {
  color: var(--text);
  text-decoration: none;
  transition: color .2s;
}

a:hover {
  color: var(--brand-orange);
}


/* =========================
   2. TYPOGRAPHY
========================= */
h1, h2, h3, h4, h5, h6 {
  letter-spacing: .2px;
  margin: 0 0 12px;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

.muted {
  color: var(--muted);
}

.lead {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.eyebrow {
  margin: 0 0 12px;
  font-weight: 900;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand-orange);
  opacity: .9;
}


/* =========================
   3. LAYOUT & CONTAINER
========================= */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 18px;
}

.section {
  padding: 60px 0;
}

.section-header {
  text-align: left;
  margin-bottom: 32px;
}


/* =========================
   4. HEADER & NAVIGATION
========================= */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11,18,32,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand--inline {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .2px;
}

.logo {
  height: 56px;
  width: auto;
}

.nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav a {
  padding: 10px 10px;
  border-radius: 10px;
  text-decoration: none;
  transition: background .2s;
  font-size: 15px;
}

.nav a[aria-current="page"] {
  background: rgba(255,255,255,.08);
}

.nav a:hover {
  background: rgba(255,255,255,.06);
}

.burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-soft);
  background: transparent;
  border-radius: 12px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 0;
}

.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: all .3s;
}


/* =========================
   5. BUTTONS & ACTIONS
========================= */
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.btn,
.nav .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  background: #f1f4fb;
  color: #0c1430;
  border: 1px solid #cfd6ea;
  transition: all .2s;
  cursor: pointer;
}

.btn:hover,
.nav .cta:hover {
  background: #e6ebf7;
  border-color: #0c1430;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
}

.btn--ghost {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255,255,255,.35);
}

.btn--ghost:hover {
  background: rgba(255,255,255,.08);
  border-color: #ffffff;
  transform: translateY(-1px);
}

.btn--primary {
  /* Utilise les styles par défaut du .btn */
}


/* =========================
   6. FORMS
========================= */
.form-grid {
  display: grid;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-weight: 700;
  font-size: 14px;
  color: var(--text);
}

.field input,
.field select,
.field textarea {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text);
  font: inherit;
  font-size: 15px;
  transition: all .2s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brand-blue);
  background: rgba(255,255,255,.06);
  box-shadow: 0 0 0 3px rgba(47,111,214,.15);
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.field select {
  background: rgba(255,255,255,.08);
  cursor: pointer;
}

.field select option {
  color: var(--brand-orange);
}

.help {
  font-size: 13px;
  color: var(--muted);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  margin-top: 2px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.submit-btn {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  background: var(--brand-orange);
  color: #fff;
  border: none;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: all .2s;
}

.submit-btn:hover {
  background: #ff9a1a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,138,0,.3);
}


/* =========================
   7. FOOTER
========================= */
.footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 60px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer a {
  color: var(--muted);
  font-weight: 600;
  transition: color .2s;
}

.footer a:hover {
  color: var(--brand-orange);
}

.notice {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}


/* =========================
   8. PAGE: INDEX (HOME)
========================= */

/* Hero Zone */
.zone-hero {
  position: relative;
  padding: 60px 0 80px;
  overflow: hidden;
}

.zone-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(800px 600px at 20% 20%, rgba(47,111,214,.18), transparent 70%),
    radial-gradient(600px 500px at 85% 10%, rgba(255,138,0,.12), transparent 65%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 32px;
  align-items: start;
}

.hero-stats {
  margin: 24px 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.stat-item {
  padding: 16px 0;
  border-top: 2px solid rgba(255,255,255,.12);
}

.stat-item dt {
  margin: 0;
  font-weight: 900;
  font-size: 18px;
  color: var(--text);
}

.stat-item dd {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.brand-row {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.brand-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .3px;
}

.brand-pill--lg {
  background: #ffffff;
  border-color: #ffffff;
  color: #c6001e;
  font-weight: 900;
}

.hero-media {
  position: relative;
  min-height: 450px;
}

.hero-image {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.16);
  position: relative;
}

.hero-image picture,
.hero-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image--main {
  aspect-ratio: 4 / 3;
}

.hero-image--accent {
  position: absolute;
  right: 20px;
  bottom: -20px;
  width: 58%;
  aspect-ratio: 4 / 3;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.image-caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(8px);
  color: #fff;
  font-weight: 700;
  font-size: 12px;
}

/* Method Zone */
.zone-method {
  position: relative;
  padding: 80px 0;
  margin-top: 40px;
}

.zone-method::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(47,111,214,.08) 0%, transparent 50%, rgba(255,138,0,.06) 100%);
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  z-index: -1;
}

.method-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 28px;
  align-items: start;
}

.method-highlight {
  padding: 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(10px);
}

.method-highlight h3 {
  margin: 0 0 16px;
}

.checklist {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  margin: 12px 0;
  padding-left: 28px;
  position: relative;
}

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--brand-orange);
  font-weight: 900;
  font-size: 18px;
}

/* Services Zone */
.zone-services {
  padding: 80px 0;
  position: relative;
}

.zone-services::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(1000px 700px at 50% 0%, rgba(255,255,255,.03), transparent 70%);
  z-index: -1;
}

.service-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.service-item {
  display: grid;
  grid-template-columns: 1fr 1.5fr auto;
  gap: 16px;
  align-items: center;
  padding: 20px 24px;
  border-radius: 16px;
  background: linear-gradient(90deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.10);
  text-decoration: none;
  transition: all .3s ease;
}

.service-item:hover {
  background: linear-gradient(90deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border-color: rgba(255,255,255,.20);
  transform: translateX(4px);
}

.service-title {
  font-weight: 900;
  font-size: 16px;
  color: var(--text);
}

.service-desc {
  color: var(--muted);
  font-size: 14px;
}

.service-arrow {
  font-weight: 900;
  color: var(--brand-orange);
  opacity: .8;
}

/* Réalisations Zone */
.zone-realisations {
  padding: 80px 0;
  position: relative;
}

.zone-realisations::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(900px 600px at 80% 50%, rgba(255,138,0,.08), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,.04), transparent);
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  z-index: -1;
}

/* About Zone */
.zone-about {
  padding: 80px 0;
  position: relative;
}

.zone-about::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.02), transparent 50%);
  z-index: -1;
}

.about-content {
  max-width: 700px;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: var(--brand-orange);
  font-weight: 700;
  transition: gap .2s;
}

.about-link:hover {
  gap: 12px;
}


/* =========================
   9. PAGE: SERVICES
========================= */
.services-hero {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 64px;
  padding-top: 40px;
}

.services-grid {
  display: grid;
  gap: 80px;
  margin-top: 48px;
}

.service-block {
  position: relative;
  padding: 48px 0;
}

.service-block::before {
  content: "";
  position: absolute;
  inset: -20px -40px;
  border-radius: 24px;
  opacity: 0;
  transition: opacity .3s;
  z-index: -1;
}

.service-block:hover::before {
  opacity: 1;
}

.service-block:nth-child(odd)::before {
  background: radial-gradient(800px 600px at 15% 50%, rgba(47,111,214,.06), transparent 70%);
}

.service-block:nth-child(even)::before {
  background: radial-gradient(800px 600px at 85% 50%, rgba(255,138,0,.06), transparent 70%);
}

.service-header {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 32px;
}

.service-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(47,111,214,.15), rgba(255,138,0,.15));
  border: 1px solid rgba(255,255,255,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.service-title-group h2 {
  margin: 0 0 8px;
  font-size: 1.75rem;
}

.service-subtitle {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}

.service-content {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 32px;
  align-items: start;
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.feature-tag {
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  transition: all .2s;
}

.feature-tag:hover {
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.20);
}

.service-highlight {
  padding: 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
}

.service-highlight h3 {
  margin: 0 0 16px;
  font-size: 1.25rem;
}

.service-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
  margin: 60px 0;
}

.cta-section {
  position: relative;
  padding: 64px 0;
  margin-top: 80px;
  text-align: center;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(800px 600px at 50% 50%, rgba(47,111,214,.08), transparent 70%),
    linear-gradient(135deg, rgba(255,138,0,.06), transparent);
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.08);
  z-index: -1;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.quick-link {
  padding: 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.10);
  text-decoration: none;
  transition: all .3s;
  text-align: center;
}

.quick-link:hover {
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border-color: rgba(255,255,255,.20);
  transform: translateY(-2px);
}

.quick-link-icon {
  font-size: 28px;
  margin-bottom: 8px;
  display: block;
}

.quick-link-title {
  font-weight: 700;
  color: var(--text);
  display: block;
  margin-bottom: 4px;
}

.quick-link-desc {
  font-size: 13px;
  color: var(--muted);
}


/* =========================
   10. PAGE: ABOUT
========================= */
.about-hero-section {
  position: relative;
  padding: 60px 0 80px;
}

.about-hero-section::before {
  content: "";
  position: absolute;
  inset: -40px;
  background: 
    radial-gradient(800px 600px at 30% 40%, rgba(47,111,214,.12), transparent 70%),
    radial-gradient(600px 500px at 75% 20%, rgba(255,138,0,.08), transparent 65%);
  border-radius: 24px;
  z-index: -1;
}

.about-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}

.profile-section {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
  margin: 48px 0;
}

.profile-card {
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.15);
  text-align: center;
}

.avatar {
  width: 180px;
  height: 220px;
  border-radius: 16px;
  margin: 0 auto 24px;
  border: 2px solid rgba(255,255,255,.2);
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
  object-fit: cover;
}

.profile-name {
  margin: 0 0 12px;
  font-size: 1.75rem;
}

.profile-role {
  color: var(--brand-orange);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 16px;
  display: block;
}

.profile-bio {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  transition: all .2s;
}

.contact-badge:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.25);
  transform: translateY(-2px);
}

.info-panel {
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
}

.info-panel h2 {
  margin: 0 0 20px;
  font-size: 1.5rem;
}

.info-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.info-list li {
  padding: 16px 0 16px 32px;
  position: relative;
  color: var(--muted);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.info-list li:last-child {
  border-bottom: none;
}

.info-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--brand-orange);
  font-weight: 900;
  font-size: 18px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 64px 0;
}

.value-item {
  padding: 32px 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.10);
  text-align: center;
  transition: all .3s;
}

.value-item:hover {
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border-color: rgba(255,255,255,.20);
  transform: translateY(-4px);
}

.value-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.value-item h3 {
  margin: 0 0 12px;
  font-size: 1.25rem;
}

.value-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.expertise-section {
  position: relative;
  padding: 64px 0;
  margin: 80px 0;
}

.expertise-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(135deg, rgba(47,111,214,.06), transparent 50%, rgba(255,138,0,.04));
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  border-radius: 24px;
  z-index: -1;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.expertise-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  border-radius: 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
}

.expertise-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 18px;
  color: #fff;
}

.expertise-text {
  flex: 1;
}

.expertise-text strong {
  display: block;
  margin-bottom: 4px;
}

.expertise-text span {
  color: var(--muted);
  font-size: 13px;
}

.cta-final {
  position: relative;
  padding: 48px;
  margin-top: 64px;
  border-radius: 24px;
  text-align: center;
  background: linear-gradient(135deg, rgba(47,111,214,.08), rgba(255,138,0,.06));
  border: 1px solid rgba(255,255,255,.15);
}

.cta-final h2 {
  margin: 0 0 16px;
}

.cta-final p {
  margin: 0 0 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}


/* =========================
   11. PAGE: CONTACT
========================= */
.contact-hero {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
  padding-top: 40px;
}

.quick-access {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 48px 0;
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(47,111,214,.06), rgba(255,138,0,.04));
  border: 1px solid rgba(255,255,255,.10);
}

.quick-access h2 {
  grid-column: 1 / -1;
  margin: 0 0 8px;
  text-align: center;
}

.quick-access > p {
  grid-column: 1 / -1;
  text-align: center;
  margin: 0 0 24px;
}

.quick-btn {
  padding: 20px 24px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.15);
  text-decoration: none;
  text-align: center;
  font-weight: 700;
  color: var(--text);
  transition: all .3s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.quick-btn:hover {
  background: linear-gradient(135deg, rgba(255,255,255,.15), rgba(255,255,255,.08));
  border-color: rgba(255,255,255,.25);
  transform: translateY(-2px);
}

.quick-btn-icon {
  font-size: 24px;
}

.form-section {
  position: relative;
  padding: 48px 0;
  margin: 60px 0;
}

.form-section::before {
  content: "";
  position: absolute;
  inset: -20px;
  background: linear-gradient(135deg, rgba(255,255,255,.04), transparent);
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.08);
  z-index: -1;
}

.form-header {
  margin-bottom: 32px;
}

.form-header h2 {
  margin: 0 0 12px;
}

.form-note {
  padding: 16px 20px;
  border-radius: 12px;
  background: rgba(255,138,0,.08);
  border: 1px solid rgba(255,138,0,.2);
  margin: 16px 0;
}

.contact-sidebar {
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
}

.contact-sidebar h2 {
  margin: 0 0 20px;
}

.contact-info {
  margin: 24px 0;
}

.contact-info p {
  margin: 0 0 16px;
  line-height: 1.8;
}

.contact-highlight {
  padding: 20px;
  border-radius: 12px;
  background: rgba(47,111,214,.08);
  border: 1px solid rgba(47,111,214,.2);
  margin: 20px 0;
}

.contact-highlight a {
  color: var(--brand-orange);
  font-weight: 700;
  text-decoration: none;
}

.contact-highlight a:hover {
  text-decoration: underline;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.15), transparent);
  margin: 24px 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  transition: all .2s;
}

.back-link:hover {
  color: var(--brand-orange);
  gap: 12px;
}

.layout-contact {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 40px;
  align-items: start;
}


/* =========================
   12. PAGE: FAISABILITÉ
========================= */
.breadcrumb {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}

.breadcrumb a:hover {
  color: var(--brand-orange);
}

.faisabilite-hero {
  position: relative;
  padding: 60px 0 80px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.faisabilite-hero::before {
  content: "";
  position: absolute;
  inset: -60px -100px;
  background: 
    radial-gradient(900px 700px at 50% 30%, rgba(47,111,214,.12), transparent 70%),
    radial-gradient(700px 600px at 50% 80%, rgba(255,138,0,.08), transparent 65%);
  border-radius: 32px;
  z-index: -1;
}

.alert-box {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 12px;
  background: rgba(255,138,0,.12);
  border: 1px solid rgba(255,138,0,.3);
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  margin-top: 20px;
}

.benefits-section {
  margin: 64px 0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.benefit-item {
  padding: 32px 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
  transition: all .3s;
}

.benefit-item:hover {
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.05));
  border-color: rgba(255,255,255,.20);
  transform: translateY(-4px);
}

.benefit-item h3 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.benefit-icon {
  font-size: 28px;
}

.benefit-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}

.benefit-list li {
  padding: 10px 0 10px 28px;
  position: relative;
  color: var(--muted);
}

.benefit-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--brand-orange);
  font-weight: 900;
}

.process-section {
  position: relative;
  padding: 64px 0;
  margin: 80px 0;
}

.process-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(135deg, rgba(47,111,214,.06), transparent 50%, rgba(255,138,0,.04));
  border-radius: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  z-index: -1;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.step-item {
  text-align: center;
  padding: 32px 24px;
  border-radius: 20px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
}

.step-number {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 24px;
  color: #fff;
}

.step-item h3 {
  margin: 0 0 12px;
  font-size: 1.1rem;
}

.step-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.analysis-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 32px;
  margin: 48px 0;
}

.analysis-content {
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
}

.analysis-content h2 {
  margin: 0 0 20px;
}

.warning-box {
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,138,0,.08), rgba(255,138,0,.04));
  border: 1px solid rgba(255,138,0,.2);
}

.warning-box h2 {
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.warning-icon {
  font-size: 28px;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.tag {
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}

.services-quick {
  padding: 48px;
  margin: 64px 0;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(47,111,214,.06), rgba(255,138,0,.04));
  border: 1px solid rgba(255,255,255,.10);
}

.services-quick h2 {
  margin: 0 0 24px;
  text-align: center;
}

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

.quick-service {
  padding: 24px;
  border-radius: 16px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  text-decoration: none;
  transition: all .3s;
}

.quick-service:hover {
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.20);
  transform: translateY(-2px);
}

.quick-service strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
}

.quick-service span {
  color: var(--muted);
  font-size: 13px;
}


/* =========================
   13. PAGE: RÉALISATIONS (GALERIE)
========================= */
.gallery-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 48px;
}

.gallery-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 32px 0 48px;
}

.filter-btn {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s;
}

.filter-btn:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.25);
  color: var(--text);
}

.filter-btn.is-active {
  background: var(--brand-orange);
  border-color: var(--brand-orange);
  color: #fff;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.10);
  transition: all .3s ease;
  cursor: pointer;
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,.20);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}

.gallery-item.is-hidden {
  display: none;
}

.gallery-item__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.gallery-item:hover .gallery-item__image {
  transform: scale(1.05);
}

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,.7) 100%);
  opacity: 0;
  transition: opacity .3s;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.gallery-item:hover .gallery-item__overlay {
  opacity: 1;
}

.gallery-item__caption {
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  transform: translateY(10px);
  transition: transform .3s;
}

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

.gallery-item__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,.95);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all .3s;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  animation: lightboxSlide .4s ease;
}

@keyframes lightboxSlide {
  from {
    opacity: 0;
    transform: scale(.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.lightbox__image {
  max-width: 100%;
  max-height: 85vh;
  border-radius: 12px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}

.lightbox__caption {
  text-align: center;
  margin-top: 16px;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}

.lightbox__close {
  position: absolute;
  top: -60px;
  right: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  transition: all .2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__close:hover {
  background: rgba(255,255,255,.2);
  transform: rotate(90deg);
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  transition: all .2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__nav:hover {
  background: rgba(255,255,255,.2);
}

.lightbox__prev {
  left: -70px;
}

.lightbox__next {
  right: -70px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 48px 0;
  padding: 32px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(47,111,214,.08), rgba(255,138,0,.06));
  border: 1px solid rgba(255,255,255,.1);
}

.stat-box {
  text-align: center;
}

.stat-box__number {
  display: block;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--brand-orange);
  margin-bottom: 8px;
}

.stat-box__label {
  color: var(--muted);
  font-size: 14px;
}


/* =========================
   14. RESPONSIVE
========================= */
@media (max-width: 1100px) {
  /* Ajustements pour nom plus long */
  .brand-name {
    font-size: 15px;
  }
  
  .nav a {
    padding: 10px 8px;
    font-size: 14px;
  }
}

@media (max-width: 900px) {
  /* Navigation */
  .burger {
    display: flex;
  }
  
  .nav {
    display: none;
    position: absolute;
    right: 18px;
    top: 70px;
    flex-direction: column;
    align-items: stretch;
    background: rgba(11,18,32,.98);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 12px;
    min-width: 260px;
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
  }
  
  .nav.is-open {
    display: flex;
  }
  
  .nav a {
    padding: 12px;
  }

  .logo {
    height: 42px;
  }
  
  .brand-name {
    font-size: 14px;
  }

  /* Typography */
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  /* Index */
  .hero-grid,
  .method-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-media {
    min-height: auto;
  }
  
  .hero-image--accent {
    position: static;
    width: 100%;
    margin-top: 16px;
    box-shadow: none;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .service-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  
  .service-arrow {
    justify-self: start;
  }

  .zone-hero,
  .zone-method,
  .zone-services,
  .zone-realisations,
  .zone-about {
    padding: 40px 0;
  }

  /* Services */
  .service-header {
    flex-direction: column;
    gap: 16px;
  }

  .service-content {
    grid-template-columns: 1fr;
  }

  .quick-links {
    grid-template-columns: 1fr;
  }

  .services-grid {
    gap: 60px;
  }

  .service-block {
    padding: 32px 0;
  }

  /* About */
  .profile-section {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .expertise-grid {
    grid-template-columns: 1fr;
  }

  .about-hero-section {
    padding: 40px 0 60px;
  }

  .expertise-section {
    padding: 40px 0;
    margin: 40px 0;
  }

  .cta-final {
    padding: 32px 24px;
  }

  /* Contact */
  .quick-access {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .layout-contact {
    grid-template-columns: 1fr;
  }

  .contact-sidebar {
    order: -1;
  }

  /* Faisabilité */
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .quick-grid {
    grid-template-columns: 1fr;
  }

  .faisabilite-hero {
    padding: 40px 0 60px;
  }

  .process-section {
    padding: 40px 0;
    margin: 40px 0;
  }

  .services-quick {
    padding: 32px 24px;
  }

  /* Galerie */
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
  }

  .lightbox__nav {
    display: none;
  }

  .lightbox__close {
    top: 20px;
    right: 20px;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* =========================
   SCROLL ANCHORS
========================= */
#faisabilite,
#formulaire-general,
#comment,
#faq,
#autres-services,
#services,
#pac,
#elec,
#pv,
#borne,
#alarme,
#it {
  scroll-margin-top: var(--header-offset);
}
/* =========================
   Avant - Après
========================= */
.gallery-item--ba {
  cursor: pointer;
}

.ba-preview {
  position: relative;
  width: 100%;
  height: 100%;
}

.ba-preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.85));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 32px;
  opacity: 0;
  transition: opacity .3s;
}

.gallery-item--ba:hover .ba-preview-overlay {
  opacity: 1;
}

.ba-preview-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.ba-preview-text {
  color: #fff;
  font-weight: 900;
  font-size: 18px;
  text-align: center;
}