/* ═══════════════════════════════════════════════════════════════
   FASTLINE MOTOR DISTRIBUTION — Feuille de style partagée
   Utilisée par : index.html, login.html, admin.html,
                  catalogue.html, mon-compte.html, inscription.html
   ═══════════════════════════════════════════════════════════════ */

/* ─── :root Variables ──────────────────────────────────────────── */
:root {
  --red:       #CC0000;
  --red-h:     #AA0000;
  --black:     #0E0E0E;
  --card:      #161616;
  --card-alt:  #111111;
  --border:    #252525;
  --muted:     #888888;
  --white:     #F0F0F0;
  /* Couleurs d'état sémantiques (badges, flash, statuts négociation) */
  --success:   #22c55e;
  --danger:    #ef4444;
  --warning:   #eab308;
  --font:      'Barlow Condensed', sans-serif;
  --body:      'Barlow', sans-serif;
  --radius:    2px;
  --trans:     0.2s ease;
}

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

/* ─── HTML / Body ──────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--body);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1;
}

a { text-decoration: none; color: inherit; }
img { display: block; }

/* ─── Ticker ───────────────────────────────────────────────────── */
.ticker-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 36px;
  background: var(--red);
  overflow: hidden;
  display: flex;
  align-items: center;
  z-index: 9999;
}

.ticker-track {
  display: flex;
  white-space: nowrap;
  animation: marquee 35s linear infinite;
}

.ticker-item {
  font-family: var(--body);
  font-weight: 900;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0 6px;
}

.ticker-item.white { color: #fff; }
.ticker-item.dark  { color: var(--black); }
.ticker-sep        { color: var(--black); font-weight: 900; font-size: 10px; padding: 0 2px; }

/* ─── Navbar ───────────────────────────────────────────────────── */
nav.site-nav {
  position: fixed;
  top: 36px; left: 0; right: 0;
  height: 64px;
  background: var(--black);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  z-index: 9998;
}

.nav-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--trans);
}

.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  margin: 5px 0;
  transition: var(--trans);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 100px; left: 0; right: 0;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 20px 5%;
  flex-direction: column;
  gap: 20px;
  z-index: 9997;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  font-family: var(--font);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--trans);
}

.mobile-menu a:hover { color: var(--white); }
.mobile-menu .divider { height: 1px; background: var(--border); }

/* ─── Side Sticker ─────────────────────────────────────────────── */
.side-sticker {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  transform-origin: right center;
  z-index: 9990;
  background: var(--red);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 10px;
  width: 52px;
  gap: 4px;
  border-radius: 4px 0 0 4px;
  box-shadow: -4px 0 20px rgba(0,0,0,0.4);
  transition: width 0.25s ease, padding 0.25s ease, transform 0.25s ease;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
}

.side-sticker:hover {
  width: 90px;
  padding: 16px 14px;
  transform: translateY(-50%) scale(1.02);
}

.side-sticker-top {
  font-family: var(--font);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  text-align: center;
}

.side-sticker-main {
  font-family: var(--font);
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #fff;
  text-align: center;
  line-height: 1;
}

.side-sticker-sub {
  font-family: var(--font);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  text-align: center;
  line-height: 1.3;
  border-top: 1px solid rgba(255,255,255,0.3);
  padding-top: 6px;
  margin-top: 2px;
}

/* ── Lock icon ───────────────────────────────────────── */
.side-sticker-lock {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 5px;
  color: rgba(255,255,255,0.72);
  transition: color 0.25s ease;
  animation: lock-glow 7s ease-in-out infinite;
}

.side-sticker:hover .side-sticker-lock {
  color: #fff;
  animation: none;
  filter: none;
}

.lock-svg {
  display: block;
  overflow: visible;
}

.lock-shackle {
  transform-box: fill-box;
  transform-origin: right bottom;
  animation: lock-peek 7s ease-in-out infinite;
}

.side-sticker:hover .lock-shackle {
  animation: none;
  transform: translateY(-4.5px) rotate(-22deg);
  transition: transform 0.25s ease;
}

/* Idle: subtle peek every 7 s, total movement ~700 ms */
@keyframes lock-peek {
  0%   { transform: none; }
  5%   { transform: translateY(-3.5px) rotate(-18deg); }
  10%  { transform: none; }
  100% { transform: none; }
}

/* Idle: very soft glow in sync with peek */
@keyframes lock-glow {
  0%   { filter: drop-shadow(0 0 0px rgba(255,200,200,0)); }
  5%   { filter: drop-shadow(0 0 6px rgba(255,210,210,0.45)); }
  10%  { filter: drop-shadow(0 0 0px rgba(255,200,200,0)); }
  100% { filter: drop-shadow(0 0 0px rgba(255,200,200,0)); }
}

/* Click: full open then navigate */
@keyframes lock-open-click {
  0%   { transform: none; }
  35%  { transform: translateY(-6px) rotate(-30deg); }
  75%  { transform: translateY(-6px) rotate(-30deg); }
  100% { transform: none; }
}

.side-sticker.lock-clicking .lock-shackle {
  animation: lock-open-click 0.45s ease-out forwards !important;
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .side-sticker,
  .side-sticker-lock,
  .lock-shackle {
    animation: none !important;
    transition: none !important;
  }
}

/* ─── Boutons ──────────────────────────────────────────────────── */
.btn-primary {
  background: var(--red);
  color: #fff;
  font-family: var(--font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius);
  display: inline-block;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover { background: var(--red-h); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(204,0,0,0.35); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-outline {
  background: transparent;
  color: var(--white);
  font-family: var(--font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: 1px solid var(--white);
  border-radius: var(--radius);
  display: inline-block;
  cursor: pointer;
  transition: background var(--trans);
}

.btn-outline:hover { background: rgba(255,255,255,0.08); }

.btn-outline-red {
  background: transparent;
  color: var(--red);
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 20px;
  border: 1px solid var(--red);
  border-radius: var(--radius);
  display: inline-block;
  cursor: pointer;
  transition: background var(--trans);
}

.btn-outline-red:hover { background: rgba(204,0,0,0.08); }

.btn-full {
  width: 100%;
  text-align: center;
  padding: 18px;
}

/* ─── Hero ─────────────────────────────────────────────────────── */
.hero-section {
  min-height: 100dvh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 5%;
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--black);
  opacity: 0.73;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 820px;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.hero-label-line {
  display: block;
  width: 32px;
  height: 1px;
  background: var(--red);
  opacity: 0.7;
  flex-shrink: 0;
}

.hero-label-text {
  font-family: var(--font);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.55em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  white-space: nowrap;
}

.hero-title {
  font-family: var(--font);
  font-weight: 900;
  font-size: clamp(56px, 9vw, 120px);
  text-transform: uppercase;
  line-height: 0.9;
  margin-bottom: 24px;
}

.hero-title .line-white { display: block; color: var(--white); }
.hero-title .line-red   { display: block; color: var(--red); }

.hero-sub {
  font-size: 18px;
  font-weight: 300;
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
  opacity: 0.8;
  color: var(--white);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
}

.hero-badge {
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-badge .check { color: var(--red); }

/* ─── Sections ─────────────────────────────────────────────────── */
.section-label {
  display: block;
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 20px;
}

.section-pad {
  padding: 80px 5%;
}

/* ─── Chiffres ─────────────────────────────────────────────────── */
.chiffres-section {
  background: var(--card-alt);
  padding: 72px 5%;
}

.chiffres-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.chiffre-bloc {
  text-align: center;
  padding: 20px 5%;
  position: relative;
}

.chiffre-bloc + .chiffre-bloc::before {
  content: '';
  position: absolute;
  left: 0; top: 10%; bottom: 10%;
  width: 1px;
  background: var(--border);
}

.chiffre-valeur {
  font-family: var(--font);
  font-weight: 900;
  font-size: clamp(40px, 5vw, 72px);
  text-transform: uppercase;
  line-height: 1;
}

.chiffre-sous {
  color: var(--muted);
  font-size: 14px;
  margin-top: 10px;
  font-family: var(--body);
}

/* ─── Processus ────────────────────────────────────────────────── */
.processus-section {
  position: relative;
  background-size: cover;
  background-position: center;
}

.processus-overlay {
  position: absolute;
  inset: 0;
  background: var(--black);
  opacity: 0.80;
}

.processus-inner {
  position: relative;
  z-index: 10;
  padding: 80px 5%;
}

.processus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.etape-card {
  background: rgba(14,14,14,0.75);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.45);
}

.etape-icon {
  width: 40px;
  height: 40px;
  background: var(--red);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.etape-icon svg {
  width: 18px;
  height: 18px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.etape-num {
  font-family: var(--font);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 8px;
}

.etape-titre {
  font-family: var(--font);
  font-weight: 900;
  font-size: 16px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 10px;
}

.etape-texte {
  color: var(--muted);
  font-size: 13px;
  font-weight: 300;
  line-height: 1.6;
}

/* ─── Formulaire inscription ───────────────────────────────────── */
.inscription-section {
  background: var(--card-alt);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 16px;
}

.form-field label {
  display: block;
  font-family: var(--font);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--white);
  font-family: var(--body);
  font-size: 14px;
  outline: none;
  transition: border-color var(--trans);
  appearance: none;
}

.form-input:focus { border-color: var(--red); box-shadow: 0 0 0 3px rgba(204,0,0,0.12); }
.form-input::placeholder { color: #444; }

.form-file {
  width: 100%;
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: border-color var(--trans);
}

.form-file:hover { border-color: var(--red); }

.form-hint {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.1em;
  margin-top: 6px;
}

/* ── PASSWORD EYE TOGGLE ── */
.pw-wrap { position: relative; }
.pw-wrap .form-input { padding-right: 44px; }
.pw-eye {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer; color: var(--muted);
  padding: 4px; line-height: 1; transition: color var(--trans);
}
.pw-eye:hover { color: var(--white); }

.form-full { grid-column: 1 / -1; }

.form-success {
  text-align: center;
  padding: 40px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--success);
  display: none;
}

.form-success.visible { display: block; }

/* ─── Contact ──────────────────────────────────────────────────── */
.contact-section {
  background: var(--black);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 56px;
  height: 56px;
  background: var(--red);
  border-radius: var(--radius);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-label {
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 4px;
}

.contact-value {
  color: var(--white);
  font-size: 13px;
  line-height: 1.6;
}

/* ─── Footer ───────────────────────────────────────────────────── */
footer.site-footer {
  background: #080808;
  border-top: 1px solid var(--border);
  padding: 64px 5% 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-logo {
  height: 40px;
  width: auto;
  margin-bottom: 16px;
}

.footer-desc {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  font-weight: 300;
  max-width: 400px;
}

.footer-col-title {
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a,
.footer-col p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  transition: color var(--trans);
}

.footer-col ul a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  text-align: center;
}

.footer-legal {
  font-family: var(--font);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: #444;
  line-height: 1.8;
}

/* ─── Animations ───────────────────────────────────────────────── */
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--red);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ─── Flash notification ───────────────────────────────────────── */
.flash {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: var(--radius);
  z-index: 9999;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
  display: none;
  white-space: nowrap;
}

.flash.ok  { background: var(--success); color: #000; }
.flash.err { background: var(--danger); color: #fff; }

/* ─── Loading screen ───────────────────────────────────────────── */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

/* ─── Sidebar compte ───────────────────────────────────────────── */
.account-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 100px);
}

.account-sidebar {
  background: var(--card-alt);
  border-right: 1px solid var(--border);
  padding: 32px 20px;
  position: sticky;
  top: 100px;
  height: calc(100vh - 100px);
  overflow-y: auto;
}

.account-main {
  padding: 48px 5%;
  background: var(--black);
}

.account-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  transition: all var(--trans);
  margin-bottom: 4px;
  border-left: 3px solid transparent;
}

.account-nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.04);
}

.account-nav-link.active {
  color: var(--white);
  background: rgba(204,0,0,0.08);
  border-left-color: var(--red);
}

.account-badge {
  background: var(--red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.account-section { display: none; }
.account-section.active { display: block; }

.account-section-title {
  font-family: var(--font);
  font-weight: 900;
  font-size: 32px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

/* ─── Nego / Reservation cards ─────────────────────────────────── */
.nego-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.35);
}

.nego-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.nego-vehicle {
  font-family: var(--font);
  font-weight: 800;
  font-size: 18px;
  text-transform: uppercase;
  color: var(--white);
}

.nego-date {
  font-size: 12px;
  color: var(--muted);
}

.nego-prices {
  display: flex;
  gap: 24px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--muted);
}

.nego-prices strong { color: var(--white); }

.nego-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius);
}

.status-pending  { background: rgba(234,179,8,0.15);  color: var(--warning); border: 1px solid rgba(234,179,8,0.3); }
.status-accepted { background: rgba(34,197,94,0.15);  color: var(--success); border: 1px solid rgba(34,197,94,0.3); }
.status-refused  { background: rgba(239,68,68,0.15);  color: var(--danger); border: 1px solid rgba(239,68,68,0.3); }

/* ─── Media queries ────────────────────────────────────────────── */
/* ─── Section Avantages — grille desktop / slider mobile ────────── */
/* Desktop : grille 3 colonnes identique à avant */
.avantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Points de pagination : masqués sur desktop */
.avantages-dots {
  display: none;
}

/* ─── Responsive breakpoints ─────────────────────────────────────── */
@media (max-width: 1024px) {
  .processus-grid  { grid-template-columns: repeat(2, 1fr); }
  .contact-grid    { grid-template-columns: repeat(2, 1fr); }
  .chiffres-grid   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid     { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  .side-sticker { display: none; }
  .nav-links    { display: none; }
  .nav-burger   { display: block; }
}

@media (max-width: 768px) {
  /* ── Avantages : slider horizontal swipable ── */
  /* Le conteneur se transforme en piste de défilement horizontal.
     scroll-snap-type force l'accrochage carte par carte.
     Les marges négatives cassent le padding de .section-pad pour que
     la piste occupe toute la largeur, et le padding intérieur restitue
     l'espace pour le peek de la carte suivante. */
  .avantages-grid {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 14px;
    /* Casse le padding de .section-pad (5%) pour aller bord à bord */
    margin-left:  -5%;
    margin-right: -5%;
    /* Restitue l'espace : 5% + 16px de marge interne */
    padding-left:  calc(5% + 4px);
    padding-right: calc(5% + 4px);
    padding-bottom: 8px;
    /* Cache la barre de défilement nativement */
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .avantages-grid::-webkit-scrollbar { display: none; }

  /* Chaque carte occupe ~85% de la largeur visible → la suivante dépasse */
  .avantages-card {
    flex: 0 0 85%;
    scroll-snap-align: start;
    min-width: 0; /* évite l'expansion forcée par le contenu */
  }

  /* Points de pagination : visibles sur mobile */
  .avantages-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
  }
  .avantages-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border);
    transition: background 0.25s, transform 0.25s;
  }
  .avantages-dot.active {
    background: var(--red);
    transform: scale(1.35);
  }

  .side-sticker   { display: none; }
  .nav-links      { display: none; }
  .nav-burger     { display: block; }
  .account-layout { grid-template-columns: 1fr; }
  .account-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 20px;
  }
  .account-nav-link {
    display: inline-flex;
    width: auto;
    margin-right: 8px;
  }
}

@media (max-width: 640px) {
  .processus-grid  { grid-template-columns: 1fr; }
  .contact-grid    { grid-template-columns: 1fr; }
  .chiffres-grid   { grid-template-columns: repeat(2, 1fr); }
  .form-grid       { grid-template-columns: 1fr; }
  .footer-grid     { grid-template-columns: 1fr; gap: 32px; }
  /* Le label héro insécable + interlettrage large débordait du viewport mobile :
     on l'autorise à s'enrouler et on réduit l'espacement pour rester dans l'écran */
  .hero-label      { flex-wrap: wrap; }
  .hero-label-text { white-space: normal; letter-spacing: 0.3em; }
  /* Garde-fou : aucun débordement horizontal accidentel sur très petit écran */
  html, body       { overflow-x: hidden; }
}