/* ============================================================
   HOME — styles spécifiques
   ============================================================ */

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 20%, rgba(99, 172, 224, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse 50% 50% at 15% 80%, rgba(99, 193, 224, 0.04) 0%, transparent 50%);
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.hero__tags {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.hero__tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.hero__sep { color: var(--accent); font-size: 0.8rem; }

.hero__title {
  font-size: clamp(3.2rem, 8vw, 7rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 2rem;
  max-width: 820px;
}

.hero__title-accent { color: var(--accent); position: relative; }

.hero__cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s step-end infinite;
  font-weight: 300;
  margin-left: 2px;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero__desc {
  font-size: 1.1rem;
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dim);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero__scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--text-dim), transparent);
  animation: scrollAnim 2s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%,100% { opacity: 0.4; transform: scaleY(1); }
  50%      { opacity: 1;   transform: scaleY(1.15); }
}

/* ---- STATS BAR ---- */
.stats-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  padding: 2.5rem 0;
}
.stats-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0 3.5rem;
}
.stat-item__num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat-item__label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.stat-item__div {
  width: 1px; height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

/* ---- STORY SECTION ---- */
.story-section { background: var(--bg); }

.story-header {
  text-align: center;
  margin-bottom: 6rem;
}
.story-header h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.15;
}

.story-wrapper {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 0 3rem;
  max-width: 1100px;
  margin: 0 auto;
}

/* Barre verticale de progression */
.story-progress {
  position: relative;
  padding-top: 2rem;
}
.story-progress::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background: var(--border);
}
.story-progress-fill {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 0%;
  background: linear-gradient(to bottom, var(--accent), rgba(218, 129, 5, 0.3));
  transition: height 0.6s var(--ease-out);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* Items */
.story-items { display: flex; flex-direction: column; gap: 5rem; }

.story-item {
  display: grid;
  grid-template-columns: 60px 1fr 1fr;
  gap: 2rem;
  align-items: center;
  opacity: 0.35;
  transform: translateX(-20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.story-item--flip { transform: translateX(20px); }
.story-item--flip .story-item__body { order: 3; }
.story-item--flip .story-item__visual { order: 2; }

.story-item--active {
  opacity: 1;
  transform: translateX(0) !important;
}

.story-item__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-align: center;
}

.story-item__body { display: flex; flex-direction: column; gap: 1rem; }

.story-item__icon { font-size: 2.2rem; }

.story-item__body h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--text);
  line-height: 1.2;
}

.story-item__body p {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.8;
  max-width: 420px;
}

.story-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.story-item__tags span {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  color: var(--text-mid);
  letter-spacing: 0.04em;
}

.story-item__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
}
.story-item__link:hover { gap: 0.7rem; }

/* ---- Visuels CSS des story items ---- */
.story-item__visual {
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  overflow: hidden;
}

/* Browser mockup */
.vis-browser {
  width: 100%;
  background: var(--bg-3);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border-2);
}
.vis-browser__bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0.8rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.vis-browser__bar span {
  width: 9px; height: 9px;
  border-radius: 50%;
}
.vis-browser__bar span:nth-child(1) { background: #ff6b6b; }
.vis-browser__bar span:nth-child(2) { background: #ffd93d; }
.vis-browser__bar span:nth-child(3) { background: #6bcb77; }
.vis-browser__url {
  flex: 1;
  font-size: 0.68rem;
  color: var(--text-dim);
  background: var(--bg);
  border-radius: 4px;
  padding: 0.2rem 0.6rem;
  margin-left: 0.4rem;
}
.vis-browser__body { padding: 0.75rem; display: flex; flex-direction: column; gap: 0.5rem; }
.vis-row { border-radius: 4px; }
.vis-row--hero {
  height: 70px;
  background: linear-gradient(135deg, var(--surface-2), var(--bg-3));
  border: 1px solid var(--border);
}
.vis-row-group { display: flex; gap: 0.4rem; }
.vis-card {
  flex: 1; height: 45px;
  background: var(--surface-2);
  border-radius: 4px;
  border: 1px solid var(--border);
}

/* Graph SEO */
.vis-graph { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.vis-graph__bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 120px;
  width: 100%;
}
.vis-bar {
  flex: 1;
  height: var(--h);
  background: var(--surface-2);
  border-radius: 4px 4px 0 0;
  border: 1px solid var(--border);
  transition: height 1s var(--ease-out);
}
.vis-bar--accent {
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
  border-color: var(--accent);
}
.vis-graph__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

/* AI visual */
.vis-ai {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.vis-ai__prompt {
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--text-mid);
  font-style: italic;
}
.vis-ai__arrow {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
}
.vis-ai__result {
  background: var(--accent-dim);
  border: 1px solid rgba(99, 184, 224, 0.2);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-align: center;
}

/* Formation visual */
.vis-formation { width: 100%; display: flex; flex-direction: column; gap: 0.5rem; }
.vis-formation__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  color: var(--text-mid);
  transition: border-color 0.3s, color 0.3s;
}
.vis-formation__item:hover {
  border-color: rgba(99, 193, 224, 0.3);
  color: var(--text);
}
.vis-formation__item span { font-size: 1.1rem; }

/* ---- WHY SECTION ---- */
.why-section { background: var(--bg-2); }

.why-header {
  margin-bottom: 4rem;
}
.why-header h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.why-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s var(--ease-spring), box-shadow 0.3s;
}
.why-card:hover {
  border-color: rgba(99, 188, 224, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3), 0 0 30px rgba(99, 197, 224, 0.05);
}
.why-card__icon { font-size: 2rem; margin-bottom: 1.25rem; }
.why-card h4 { color: var(--text); margin-bottom: 0.75rem; font-size: 1rem; }
.why-card p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.7; margin: 0; }

/* ---- CLIENTS MARQUEE ---- */
.clients-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0;
  overflow: hidden;
}
.clients-header { margin-bottom: 2rem; }
.clients-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-align: center;
  margin: 0;
}

.clients-marquee { overflow: hidden; }
.clients-track {
  display: flex;
  gap: 3rem;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.clients-track span {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 0.2s;
}
.clients-track span:hover { color: var(--text); }
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---- CTA SECTION ---- */
.cta-section { background: var(--bg); }
.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: var(--r-xl);
  padding: 5rem;
  position: relative;
  overflow: hidden;
}
.cta-inner::before {
  content: '';
  position: absolute;
  top: -150px; right: -150px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 176, 224, 0.08) 0%, transparent 65%);
  pointer-events: none;
}
.cta-content h2 { font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.1; margin-bottom: 1.25rem; }
.cta-content p { font-size: 0.95rem; color: var(--text-mid); line-height: 1.8; max-width: 380px; margin: 0; }

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}
.cta-note {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin: 0 !important;
  padding-left: 0.25rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1100px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { grid-template-columns: 1fr; gap: 3rem; padding: 3rem; }
  .cta-actions { align-items: flex-start; }
}
@media (max-width: 900px) {
  .story-wrapper { grid-template-columns: 24px 1fr; gap: 0 1.5rem; }
  .story-item { grid-template-columns: 30px 1fr; }
  .story-item__visual { display: none; }
  /* Reset les transforms translateX pour éviter l'overflow horizontal */
  .story-item,
  .story-item--flip { transform: translateY(20px) !important; opacity: 0.4; }
  .story-item--active { transform: translateY(0) !important; opacity: 1; }
  .stat-item { padding: 0 2rem; }
}
@media (max-width: 768px) {
  .stats-bar__inner { flex-wrap: wrap; gap: 1rem; justify-content: center; }
  .stat-item__div { display: none; }
  .stat-item { padding: 0.5rem 2rem; }
  .why-grid { grid-template-columns: 1fr; }
  .hero__scroll-hint { display: none; }
  .cta-inner { padding: 2.5rem 1.5rem; }
  .hero__title { font-size: clamp(2.2rem, 5vw, 5rem); }

}