/* =========================================================
   COMPONENTS.CSS : Grilles + Cards + Buttons + CTA
   ========================================================= */

/* =========================================================
   GRILLES
   ========================================================= */

.grid {
  display: grid;
  gap: var(--stack-3);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

.grid.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--stack-4);
  align-items: stretch;
}


/* =========================================================
   CARDS
   ========================================================= */

.card {
  background: var(--surface);
  border: 1px solid var(--card-surface-border);
  border-radius: 8px;
  padding: var(--pad-sm);
  transition:
    transform var(--duration-base) var(--ease-smooth),
    box-shadow var(--duration-base) var(--ease-smooth),
    border-color var(--duration-base) var(--ease-smooth);
  box-shadow: var(--shadow-card-base);
  will-change: transform;
}

button.card {
  appearance: none;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  width: 100%;
  display: block;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(var(--c-accent), 0.2);
}

.card.is-morphing {
  transform: scale(1.02);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(var(--c-accent), 0.3);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.pillar-link {
  display: block;
  text-align: right;
  margin-top: var(--stack-2);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--duration-base) ease;
}

.pillar-link:hover {
  transform: translateX(4px);
}

.card.card-pillar {
  display: flex;
  flex-direction: column;
  padding-bottom: var(--stack-3);
  height: 100%;
}

.card-head {
  margin-bottom: var(--stack-2);
}

.card-kicker {
  margin: var(--stack-1) 0 0;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--accent-strong);
}

.card-body {
  flex: 1;
}

.card-bullets {
  margin: var(--stack-1) 0 0;
  padding-left: 1.1em;
}

.card-tags {
  margin-top: var(--stack-2);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.card-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.card--note {
  cursor: default;
  transform: none;
}

.card--note:hover {
  transform: none;
  box-shadow: var(--shadow-card-base);
}

.card--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--stack-4);
  padding: 0;
  max-width: 1320px;
  margin: var(--stack-1) auto 0;
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 0;
}

.card--split:hover {
  transform: none;
  box-shadow: none;
}

.card-split-col {
  min-width: 0;
  padding: 0 var(--stack-2);
}

.card-split-col .card-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent-strong);

  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

.card-split-col li {
  font-size: 0.95rem;
}

/* =========================================================
   Principle Highlight :Bloc signature central
   ========================================================= */
.principle-highlight {
  max-width: 900px;
  margin: var(--stack-4) auto;
  padding: var(--stack-4) var(--stack-3);
  background: linear-gradient(135deg, rgba(var(--c-accent), 0.02) 0%, rgba(var(--c-accent), 0.05) 100%);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-lg);
}

.principle-highlight h2 {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 700;
  color: var(--accent-strong);
  margin: 0 0 var(--stack-2) 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.principle-highlight .big {
  font-size: clamp(1.05rem, 2vw, 1.15rem);
  color: var(--text);
  margin: 0 0 var(--stack-2) 0;
  line-height: 1.6;
}

.principle-highlight .highlight-quote {
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.5;
  margin: 0;
  padding-left: var(--stack-2);
  border-left: 3px solid var(--accent);
}

/* =========================================================
   Transformation Flow :Rupture → Réponse alternée
   ========================================================= */
.transformation-flow {
  display: grid;
  gap: var(--stack-3);
  margin-top: var(--stack-2);
}

.transformation-pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--stack-2);
  align-items: center;
  padding: var(--stack-2);
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: border-color 0.2s ease;
}

.transformation-pair:hover {
  border-color: var(--accent);
}

.transformation-rupture {
  text-align: right;
  padding-right: var(--stack-2);
}

.transformation-rupture strong {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.transformation-rupture p {
  margin: 0;
  color: var(--text);
  font-size: 0.95rem;
}

.transformation-arrow {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 50%;
  color: white;
  font-size: 1.2rem;
  font-weight: 700;
}

.transformation-response {
  padding-left: var(--stack-2);
}

.transformation-response strong {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-strong);
  margin-bottom: 0.5rem;
}

.transformation-response p {
  margin: 0;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
}

/* Mobile : empile verticalement */
@media (max-width: 768px) {
  .transformation-pair {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    gap: var(--stack-2);
  }

  .transformation-rupture {
    text-align: left;
    padding-right: 0;
  }

  .transformation-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .transformation-response {
    padding-left: 0;
  }
}

/* =========================================================
   Méthodologie :Panels (non-interactifs)
   ========================================================= */
.method-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.55);
  padding: var(--stack-4);
  box-shadow: none;
  margin-bottom: var(--stack-2);
  padding-top: var(--stack-2);
  padding-bottom: var(--stack-2);
}

.method-panel__head {
  padding-bottom: var(--stack-2);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--stack-1);
}

.method-panel__title {
  margin: 0 0 var(--stack-2);
  font-size: 1.25rem;
  line-height: 1.25;
  font-weight: 700;
}

.method-panel__lead {
  margin: 0;
  color: var(--muted);
  max-width: 78ch;
  font-size: var(--text-lead);
  line-height: 1.7;
}

.method-rows {
  display: grid;
  gap: var(--stack-1);
}

.method-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--stack-3);
  align-items: start;
  padding-top: var(--stack-1);
}

.method-row:first-child {
  padding-top: 0;
}

.method-row+.method-row {
  border-top: 1px dashed var(--border);
}

.method-row__kicker {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-strong);
  font-weight: 700;
  padding-left: var(--stack-3);
  position: relative;
}

.method-row__kicker::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 3px;
  border-radius: 3px;
  background: var(--accent);
  opacity: 0.9;
}

.method-row__body {
  min-width: 0;
}

.method-bullets {
  margin: 0;
  padding-left: 1.1rem;
}

.method-bullets li {
  margin: 0 0 0.45rem;
  color: var(--text);
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
  .method-row {
    grid-template-columns: 1fr;
    gap: var(--stack-2);
  }

  .method-row__kicker {
    padding-left: var(--stack-3);
  }
}

/* =========================================================
   Timeline / Frise :4 étapes
   ========================================================= */
.timeline--steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--stack-2);
  padding: var(--stack-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

/* Ligne de frise (desktop) */
.timeline--steps::before {
  content: "";
  position: absolute;
  left: var(--stack-3);
  right: var(--stack-3);
  top: 44px;
  height: 1px;
  background: var(--border);
}

/* Étape */
.timeline-step {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0.5rem;
  min-width: 0;
}

/* Marqueur (dot + numéro) */
.timeline-mark {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  z-index: 1;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.04);
  margin-top: 6px;
}

.timeline-num {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1;
  margin-top: -4px;
}

/* Contenu */
.timeline-body h3 {
  margin: 0 0 0.35rem 0;
  font-size: 1.05rem;
}

.timeline-body p {
  margin: 0;
  color: var(--muted);
  max-width: 34ch;
}

/* Mobile : frise verticale */
@media (max-width: 768px) {
  .timeline--steps {
    grid-template-columns: 1fr;
    padding: var(--stack-2);
  }

  .timeline--steps::before {
    left: 26px;
    right: auto;
    top: var(--stack-3);
    bottom: var(--stack-3);
    width: 1px;
    height: auto;
  }

  .timeline-step {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto;
    gap: 0.75rem;
  }

  .timeline-body p {
    max-width: 72ch;
  }
}

.project-card-compact {
  background: var(--surface);
  border: 1px solid var(--card-surface-border);
  border-radius: 16px;
  padding: clamp(18px, 2.5vh, 24px);
  transition:
    transform var(--duration-base) var(--ease-smooth),
    box-shadow var(--duration-base) var(--ease-smooth),
    border-color var(--duration-base) var(--ease-smooth);
  box-shadow: var(--shadow-card-base);
  display: grid;
  grid-template-columns: 1fr auto;
  column-gap: var(--stack-2);
  row-gap: var(--stack-1);
}

.project-card-compact>*:not(h3):not(.card-link) {
  grid-column: 1 / -1;
}

.project-card-compact:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(var(--c-accent), 0.25);
}

.project-card-compact h3 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--text-lead);
  margin: 0;
}

.project-card-compact h3::before {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.project-card-compact p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
}

.project-card-compact .card-foot {
  font-size: var(--text-xs);
  margin-top: 0.5rem;
  text-align: right;
}

.project-card-compact[data-icon="robot"] h3::before {
  content: "🤖";
}

.project-card-compact[data-icon="puzzle"] h3::before {
  content: "🧩";
}

.project-card-compact[data-icon="radar"] h3::before {
  content: "📡";
}

.project-card-compact[data-icon="brain"] h3::before {
  content: "🧠";
}

.card-foot {
  margin-top: var(--stack-2);
  color: var(--muted);
  font-size: var(--text-sm);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease, gap 0.2s ease;
}

.card-link:hover {
  color: var(--accent-hover);
  gap: 0.6rem;
}

.card-link svg {
  flex-shrink: 0;
}

.project-card-compact .card-link {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
}

.section-link-end {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--stack-2);
}

/* =========================================================
   BLOCS DE CONTENU
   ========================================================= */

.note-block {
  background: rgba(var(--c-slate), 0.04);
  border: 1px solid rgba(var(--c-slate), 0.12);
  border-radius: 12px;
  padding: clamp(20px, 3vh, 28px) clamp(20px, 3vw, 32px);
  margin-block: var(--stack-3);
  font-size: var(--text-sm);
  color: var(--muted);
}

.note-block h3 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate);
  margin-bottom: var(--stack-2);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.note-block h3::before {
  content: "⚠";
  font-size: 1rem;
}

.note-block ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.note-block li {
  padding: 0.4rem 0;
  padding-left: 1rem;
  position: relative;
}

.note-block li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--slate);
}

/* =========================================================
   BADGES
   ========================================================= */

.lead-with-badges {
  display: flex;
  flex-direction: column;
  gap: var(--stack-2);
  margin-bottom: var(--stack-3);
}

@media (min-width: 640px) {
  .lead-with-badges {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--stack-3);
  }
}

.lead-with-badges .lead {
  margin-bottom: 0;
  flex: 1;
  min-width: 0;
}

.tech-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.project-card-compact .tech-badges {
  justify-content: flex-end;
}

.tech-badge {
  height: 20px;
  width: auto;
  opacity: 0.55;
  transition: opacity 0.2s ease;
}

.tech-badge:hover {
  opacity: 1;
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--btn-text);
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform var(--duration-base) var(--ease-smooth),
    box-shadow var(--duration-base) var(--ease-smooth),
    background-color var(--duration-base) var(--ease-smooth);
  box-shadow: var(--shadow-btn);
  will-change: transform;
}

.btn:hover {
  transform: scale(1.02) translateY(-1px);
  box-shadow: var(--shadow-btn-hover);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
  border-color: var(--btn-ghost-border);
  box-shadow: none;
}

.btn-ghost:hover {
  background: rgba(var(--c-accent), 0.08);
  border-color: var(--accent);
}

.btn-secondary {
  background: rgba(var(--c-ink), 0.08);
  color: var(--ink);
}

.btn-secondary:hover {
  background: rgba(var(--c-ink), 0.12);
}

.btn-text {
  background: transparent;
  color: var(--muted);
  border: none;
  box-shadow: none;
  padding: 8px 12px;
}

.btn-text:hover {
  color: var(--ink);
  background: rgba(var(--c-ink), 0.04);
  transform: translateY(-1px);
}

/* =========================================================
   MODAL (générique réutilisable)
   ========================================================= */

.modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 9998;
}

.modal.is-open {
  display: block;
  animation: modalFadeIn 0.3s ease;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 20, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: backdropFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes backdropFadeIn {
  from {
    opacity: 0;
    backdrop-filter: blur(0px);
  }

  to {
    opacity: 1;
    backdrop-filter: blur(16px);
  }
}

.modal-panel {
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, -42%);
  width: min(800px, calc(100% - 2 * var(--stack-3)));
  max-height: calc(100% - 2 * var(--stack-3));
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.12),
    0 12px 32px rgba(0, 0, 0, 0.24),
    0 32px 96px rgba(0, 0, 0, 0.32);
  padding: var(--stack-3);
  animation: panelSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes panelSlideIn {
  from {
    opacity: 0;
    transform: translate(-50%, -40%) scale(0.96);
  }

  to {
    opacity: 1;
    transform: translate(-50%, -42%) scale(1);
  }
}

.modal-header {
  position: sticky;
  top: calc(-1 * var(--stack-3) + 16px);
  z-index: 10;
  text-align: right;
  margin: calc(-1 * var(--stack-3)) calc(-1 * var(--stack-3)) 0 calc(-1 * var(--stack-3));
  pointer-events: none;
}

.modal-close {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin: 0 16px 0 0;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease;
  padding: 0;
  pointer-events: auto;
}

.close-icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 20px;
  height: 20px;
  position: relative;
}

.close-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--muted);
  position: absolute;
  transition: background 0.2s ease;
  border-radius: 2px;
}

.close-icon span:nth-child(1) {
  transform: rotate(45deg);
}

.close-icon span:nth-child(2) {
  opacity: 0;
}

.close-icon span:nth-child(3) {
  transform: rotate(-45deg);
}

.modal-close:hover {
  transform: scale(1.1);
}

.modal-close:hover .close-icon span {
  background: var(--ink);
}

html.is-modal-open,
html.is-modal-open body {
  overflow: hidden;
}

@media (max-width: 768px) {
  .modal-panel {
    left: 0;
    top: 0;
    transform: none;
    width: 100%;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
  }
}

/* =========================================================
   CTA BLOCK (remplace cta-hero)
   ========================================================= */

.cta-block {
  background: linear-gradient(135deg,
      rgba(var(--c-accent), 0.08) 0%,
      rgba(var(--c-accent), 0.03) 50%,
      rgba(var(--c-paper), 1) 100%);
  border: 2px solid rgba(var(--c-accent), 0.2);
  border-radius: 20px;
  padding: var(--pad-lg) clamp(32px, 5vw, 56px);
  text-align: left;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.10);
}

.cta-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg,
      transparent,
      var(--accent) 20%,
      var(--accent-hover) 80%,
      transparent);
}

.cta-block h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin-bottom: var(--stack-2);
  color: var(--ink);
  text-align: center;
}

.cta-block h3 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  margin-bottom: var(--stack-2);
  color: var(--ink);
  text-align: left;
  font-weight: 600;
}

.cta-block p {
  font-size: clamp(1.0625rem, 2.5vw, 1.1875rem);
  line-height: 1.6;
  color: var(--ink);
  max-width: 700px;
  margin: 0 auto var(--stack-3);
}

.cta-block ul {
  margin: var(--stack-2) 0 var(--stack-3);
  padding-left: 1.5rem;
  text-align: left;
}

.cta-block li {
  margin-bottom: var(--stack-1);
  line-height: 1.6;
  color: var(--ink);
}

.cta-block li strong {
  color: var(--accent-strong);
  font-weight: 600;
}

.cta-block .hero-actions {
  justify-content: center;
}

.cta-block .btn-wrapper {
  text-align: center;
  margin-top: var(--stack-3);
}

.cta-block .btn {
  font-size: var(--text-lg);
  padding: 16px 32px;
  box-shadow: var(--shadow-btn-hover);
}

.cta-block .btn:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 8px 24px rgba(var(--c-accent), 0.3);
}


/* =========================================================
   CONTENT NARROW (lecture premium, largeur réduite)
   ========================================================= */

.content-narrow {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================================
   SECTION CONCLUSION (phrase de conclusion forte)
   ========================================================= */

.section-conclusion {
  margin-top: var(--stack-3);
  padding: var(--stack-2) 0;
  font-size: var(--text-lead);
  font-weight: 500;
  color: var(--ink);
  text-align: center;
  border-top: 2px solid rgba(var(--c-accent), 0.15);
  border-bottom: 2px solid rgba(var(--c-accent), 0.15);
}

/* =========================================================
   HIGHLIGHT CARD (carte mise en avant pour modèle économique)
   ========================================================= */

.highlight-card {
  background: linear-gradient(135deg,
      rgba(var(--c-accent), 0.06) 0%,
      rgba(var(--c-accent), 0.02) 100%);
  border: 1px solid rgba(var(--c-accent), 0.25);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  padding: var(--pad-sm);
  box-shadow: var(--shadow-card-base);
}

.highlight-card h3 {
  font-size: var(--text-lead);
  margin-bottom: var(--stack-2);
  color: var(--accent-strong);
}

.highlight-card p {
  line-height: 1.6;
  margin-bottom: var(--stack-1);
}

.highlight-card a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease, gap 0.2s ease;
}

.highlight-card a:hover {
  color: var(--accent-hover);
}