/* ==========================================================================
   "Comment ça marche" — 3 grandes cartes étapes avec illustrations
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.step-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99,102,241,0.3);
}
.step-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(99,102,241,0.08), transparent 60%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}
.step-card:hover::before { opacity: 1; }

.step-number {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.step-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.step-card p {
  color: var(--text-light);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.step-illu {
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.82rem;
  border: 1px solid var(--border);
}

/* Step 1 illustration : appel entrant */
.illu-incoming {
  align-items: center; justify-content: center; text-align: center;
}
.illu-incoming .ring {
  width: 70px; height: 70px;
  border-radius: 50%;
  background: var(--gradient);
  color: white;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.75rem;
  box-shadow: 0 0 0 0 rgba(99,102,241,0.5);
  animation: ringPulse 2s infinite;
}
.illu-incoming .ring svg { width: 26px; height: 26px; }
@keyframes ringPulse {
  0% { box-shadow: 0 0 0 0 rgba(99,102,241,0.5); }
  70% { box-shadow: 0 0 0 18px rgba(99,102,241,0); }
  100% { box-shadow: 0 0 0 0 rgba(99,102,241,0); }
}
.illu-incoming .name { font-weight: 700; color: var(--text-dark); font-size: 0.95rem; }
.illu-incoming .number { color: var(--text-light); font-family: var(--mono); font-size: 0.78rem; }
.illu-incoming .actions {
  display: flex; gap: 0.5rem; margin-top: 0.85rem;
}
.illu-incoming .actions button {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white;
}
.illu-incoming .actions .accept { background: var(--success); }
.illu-incoming .actions .reject { background: var(--danger); }
.illu-incoming .actions svg { width: 16px; height: 16px; }

/* Step 2 illustration : conversation mini */
.illu-chat .row {
  display: flex; gap: 0.5rem;
  align-items: flex-end;
}
.illu-chat .row.right { justify-content: flex-end; }
.illu-chat .mini-bubble {
  padding: 0.5rem 0.75rem;
  border-radius: 0.85rem;
  font-size: 0.82rem;
  max-width: 85%;
  line-height: 1.4;
}
.illu-chat .row.left .mini-bubble {
  background: white;
  border: 1px solid var(--border);
  color: var(--text-dark);
  border-bottom-left-radius: 0.25rem;
}
.illu-chat .row.right .mini-bubble {
  background: var(--gradient);
  color: white;
  border-bottom-right-radius: 0.25rem;
}

/* Step 3 illustration : calendar event */
.illu-calendar {
  background: white;
  border-radius: var(--radius-md);
  padding: 1rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  margin-top: -0.5rem;
}
.illu-calendar .date {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}
.illu-calendar .date-block {
  background: var(--gradient);
  color: white;
  border-radius: var(--radius-sm);
  width: 42px; padding: 0.25rem 0;
  text-align: center;
  flex-shrink: 0;
}
.illu-calendar .date-block .d { font-size: 1.1rem; font-weight: 800; line-height: 1; }
.illu-calendar .date-block .m { font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.95; }
.illu-calendar .info .when { font-weight: 700; color: var(--text-dark); font-size: 0.9rem; }
.illu-calendar .info .who { font-size: 0.78rem; color: var(--text-light); }
.illu-calendar .info .type { font-size: 0.72rem; color: var(--primary); font-weight: 600; margin-top: 2px; }
.illu-calendar .confirms {
  display: flex; flex-direction: column; gap: 0.3rem;
  border-top: 1px dashed var(--border);
  padding-top: 0.5rem;
  font-size: 0.72rem; color: var(--text-light);
}
.illu-calendar .confirms span {
  display: inline-flex; align-items: center; gap: 0.3rem;
}
.illu-calendar .confirms svg { width: 12px; height: 12px; color: var(--success); }

@media (max-width: 880px) { .steps-grid { grid-template-columns: 1fr; } }