/* ==========================================================================
   IA-MAGIQUE.COM — Animations + Pack Magie
   Tout est respectueux de prefers-reduced-motion.
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* -----------------------------------------------------------------
   KEYFRAMES
   ----------------------------------------------------------------- */
@keyframes float-soft        { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }
@keyframes fade-up           { from{opacity:0;transform:translateY(24px)} to{opacity:1;transform:translateY(0)} }
@keyframes fade-in           { from{opacity:0} to{opacity:1} }
@keyframes shimmer-gradient  { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }
@keyframes wave              { 0%,100%{transform:rotate(0)} 20%{transform:rotate(-6deg)} 40%{transform:rotate(6deg)} 60%{transform:rotate(-3deg)} 80%{transform:rotate(3deg)} }
@keyframes gentle-zoom       { 0%,100%{transform:scale(1)} 50%{transform:scale(1.04)} }
@keyframes blink-cursor      { 0%,100%{opacity:1} 50%{opacity:0} }
@keyframes marquee-scroll    { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* Aurora gradient mesh — slow flowing colors */
@keyframes aurora-1 {
  0%, 100% { transform: translate(-50%, -10%) scale(1) rotate(0deg); opacity: 0.55; }
  33%      { transform: translate(-30%, 0%) scale(1.15) rotate(20deg); opacity: 0.7; }
  66%      { transform: translate(-65%, 5%) scale(0.95) rotate(-15deg); opacity: 0.5; }
}
@keyframes aurora-2 {
  0%, 100% { transform: translate(35%, 40%) scale(1) rotate(0deg); opacity: 0.5; }
  50%      { transform: translate(20%, 25%) scale(1.2) rotate(-25deg); opacity: 0.7; }
}
@keyframes aurora-3 {
  0%, 100% { transform: translate(-15%, 65%) scale(0.9); opacity: 0.4; }
  50%      { transform: translate(15%, 50%) scale(1.1); opacity: 0.6; }
}

@keyframes sparkle-pop {
  0%   { transform: scale(0) rotate(0deg); opacity: 0; }
  40%  { transform: scale(1.4) rotate(180deg); opacity: 1; }
  100% { transform: scale(1) rotate(360deg); opacity: 1; }
}

/* -----------------------------------------------------------------
   HERO — Aurora background + entrée animée
   ----------------------------------------------------------------- */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

/* Remplace les anciens halos statiques par 3 blobs animés */
.hero::before,
.hero::after,
.hero .hero-aurora {
  content: '';
  position: absolute;
  width: 900px;
  height: 900px;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  z-index: -1;
  top: 0;
  left: 50%;
  will-change: transform, opacity;
}

.hero::before {
  background: radial-gradient(circle, rgba(99,102,241,0.55) 0%, transparent 65%);
  animation: aurora-1 18s ease-in-out infinite;
}
.hero::after {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(168,85,247,0.5) 0%, transparent 65%);
  top: 30%;
  left: auto; right: -10%;
  animation: aurora-2 22s ease-in-out infinite;
}
.hero .hero-aurora {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(236,72,153,0.35) 0%, transparent 65%);
  top: auto; bottom: -20%;
  left: -5%;
  animation: aurora-3 26s ease-in-out infinite;
}

/* Entrée animée */
.hero h1,
.hero .lead,
.hero .hero-cta,
.hero .pill,
.hero .stats > * {
  opacity: 0;
  animation: fade-up 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero .pill        { animation-delay: 60ms; }
.hero h1           { animation-delay: 150ms; }
.hero .lead        { animation-delay: 280ms; }
.hero .hero-cta    { animation-delay: 400ms; }
.hero .stats > *:nth-child(1) { animation-delay: 520ms; }
.hero .stats > *:nth-child(2) { animation-delay: 600ms; }
.hero .stats > *:nth-child(3) { animation-delay: 680ms; }
.hero .stats > *:nth-child(4) { animation-delay: 760ms; }

/* Soft floating pill */
.hero .pill {
  animation: fade-up 700ms cubic-bezier(0.22, 1, 0.36, 1) 60ms forwards, float-soft 5s ease-in-out 1.5s infinite;
}

/* Shimmering gradient text */
.gradient-text {
  background-size: 200% 200%;
  animation: shimmer-gradient 8s ease-in-out infinite;
}

/* -----------------------------------------------------------------
   TYPE-OUT — caret blink for the typed word
   ----------------------------------------------------------------- */
[data-typeout].typing::after {
  content: '|';
  display: inline-block;
  margin-left: 2px;
  color: var(--color-accent);
  animation: blink-cursor 0.6s infinite;
  -webkit-text-fill-color: var(--color-accent);
}

/* Magique word — sparkle accents (rendered around it via :before/:after) */
.magique-word {
  position: relative;
  display: inline-block;
  background: var(--gradient-brand);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer-gradient 6s ease-in-out infinite;
}
.magique-word.typed::before,
.magique-word.typed::after {
  content: '✦';
  position: absolute;
  color: #c084fc;
  -webkit-text-fill-color: #c084fc;
  font-size: 0.45em;
  animation: sparkle-pop 600ms cubic-bezier(0.22, 1, 0.36, 1) both, float-soft 3s ease-in-out 600ms infinite;
}
.magique-word.typed::before { top: -0.15em; left: -0.6em; animation-delay: 100ms; }
.magique-word.typed::after  { top: 0.1em; right: -0.5em; animation-delay: 300ms; font-size: 0.35em; }

/* -----------------------------------------------------------------
   SECTION HEADERS — stagger reveal
   ----------------------------------------------------------------- */
.section-header.is-visible .eyebrow { animation: fade-up 600ms cubic-bezier(0.22, 1, 0.36, 1) 0ms both; }
.section-header.is-visible h2       { animation: fade-up 600ms cubic-bezier(0.22, 1, 0.36, 1) 120ms both; }
.section-header.is-visible > p      { animation: fade-up 600ms cubic-bezier(0.22, 1, 0.36, 1) 240ms both; }

/* -----------------------------------------------------------------
   CARDS — entrée + hover lift renforcé
   ----------------------------------------------------------------- */
.card.reveal,
.feature.reveal,
.method-step.reveal,
.testimonial.reveal {
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 700ms cubic-bezier(0.22, 1, 0.36, 1),
              border-color 250ms ease,
              box-shadow 250ms ease;
}

/* Stagger fade-in for grids */
.grid .card.reveal:nth-child(1),
.blog-grid .card.reveal:nth-child(1),
.grid .feature.reveal:nth-child(1),
.method-steps .method-step.reveal:nth-child(1),
.testimonials .testimonial.reveal:nth-child(1) { transition-delay: 0ms; }

.grid .card.reveal:nth-child(2),
.blog-grid .card.reveal:nth-child(2),
.grid .feature.reveal:nth-child(2),
.method-steps .method-step.reveal:nth-child(2),
.testimonials .testimonial.reveal:nth-child(2) { transition-delay: 110ms; }

.grid .card.reveal:nth-child(3),
.blog-grid .card.reveal:nth-child(3),
.grid .feature.reveal:nth-child(3),
.method-steps .method-step.reveal:nth-child(3),
.testimonials .testimonial.reveal:nth-child(3) { transition-delay: 220ms; }

.grid .card.reveal:nth-child(4),
.grid .feature.reveal:nth-child(4) { transition-delay: 330ms; }
.grid .card.reveal:nth-child(5),
.grid .feature.reveal:nth-child(5) { transition-delay: 440ms; }
.grid .card.reveal:nth-child(6),
.grid .feature.reveal:nth-child(6) { transition-delay: 550ms; }

/* Hover micro-zoom on icons */
.card .card-image.is-icon img,
.feature .feature-icon img {
  transition: transform 500ms cubic-bezier(0.22, 1, 0.36, 1), filter 400ms ease;
}
.card:hover .card-image.is-icon img,
.feature:hover .feature-icon img {
  transform: scale(1.08) rotate(-2deg);
}

/* -----------------------------------------------------------------
   METHOD STEPS — number pulse on hover
   ----------------------------------------------------------------- */
.method-step:hover .method-step-number {
  transform: scale(1.08) rotate(-5deg);
  transition: transform 350ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* -----------------------------------------------------------------
   BUTTONS — gradient sheen on hover
   ----------------------------------------------------------------- */
.btn-primary {
  background-size: 200% 200%;
  background-position: 0% 50%;
  transition: background-position 600ms ease, transform 250ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 200ms ease;
}
.btn-primary:hover {
  background-position: 100% 50%;
}

/* CTA banner radial glows drift */
.cta-banner::before { animation: float-soft 16s ease-in-out infinite; }
.cta-banner::after  { animation: float-soft 20s ease-in-out infinite reverse; }

/* -----------------------------------------------------------------
   FAQ — smooth chevron + answer slide-in
   ----------------------------------------------------------------- */
details summary { transition: color 250ms ease; }
details summary::-webkit-details-marker { display: none; }
details summary::marker { content: ""; }
details[open] summary { color: var(--color-accent); }
details[open] > *:not(summary) { animation: fade-up 350ms cubic-bezier(0.22, 1, 0.36, 1) both; }

/* -----------------------------------------------------------------
   ICONES card hover background shift
   ----------------------------------------------------------------- */
.card-image.is-icon { transition: background-color 300ms ease; }
.card:hover .card-image.is-icon { background-color: rgba(99, 102, 241, 0.06); }

/* -----------------------------------------------------------------
   TESTIMONIAL — quote mark pop on hover
   ----------------------------------------------------------------- */
.testimonial::before { transition: transform 500ms cubic-bezier(0.22, 1, 0.36, 1), opacity 300ms; }
.testimonial:hover::before { transform: scale(1.15) rotate(-4deg); opacity: 0.5; }

/* -----------------------------------------------------------------
   NAV LINK — underline grow on hover
   ----------------------------------------------------------------- */
.nav-link { position: relative; }
.nav-link::after {
  content: "";
  position: absolute;
  left: var(--space-4);
  right: var(--space-4);
  bottom: 4px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }

/* -----------------------------------------------------------------
   SCROLL-TOP button
   ----------------------------------------------------------------- */
.scroll-top.is-visible {
  animation: fade-in 400ms ease-out, float-soft 4s ease-in-out 0.5s infinite;
}

/* =================================================================
   MARQUEE — bande défilante d'outils IA
   ================================================================= */
.marquee-band {
  overflow: hidden;
  padding: var(--space-8) 0;
  background: linear-gradient(180deg, transparent, rgba(99,102,241,0.04) 30%, rgba(168,85,247,0.04) 70%, transparent);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: var(--space-12);
  animation: marquee-scroll 40s linear infinite;
  width: max-content;
}
.marquee-band:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-text-light);
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: color 250ms;
}
.marquee-item:hover { color: var(--color-accent); }
.marquee-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gradient-brand);
}

/* =================================================================
   CHAT WIDGET — IA-Magique conversation
   ================================================================= */
.magic-chat {
  max-width: 760px;
  margin: 0 auto;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  position: relative;
}
.magic-chat::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-2xl);
  padding: 2px;
  background: var(--gradient-brand);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.3;
  pointer-events: none;
  transition: opacity 300ms;
}
.magic-chat:focus-within::before { opacity: 0.8; }
.magic-chat-header {
  padding: var(--space-5) var(--space-6);
  background: var(--gradient-dark);
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.magic-chat-header h3 {
  margin: 0;
  font-size: var(--text-lg);
  color: white;
}
.magic-chat-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.7);
  margin-left: auto;
}
.magic-chat-status::before {
  content: "";
  width: 8px; height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
.magic-chat-body {
  padding: var(--space-6);
  min-height: 200px;
  max-height: 420px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background: linear-gradient(180deg, #fafbff 0%, #fff 100%);
}
.magic-chat-msg {
  max-width: 85%;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-xl);
  font-size: var(--text-base);
  line-height: 1.55;
  animation: fade-up 350ms cubic-bezier(0.22, 1, 0.36, 1) both;
  word-wrap: break-word;
}
.magic-chat-msg.is-bot {
  background: var(--color-bg-alt);
  color: var(--color-text);
  border-top-left-radius: var(--radius-sm);
  align-self: flex-start;
}
.magic-chat-msg.is-user {
  background: var(--gradient-brand);
  color: white;
  border-top-right-radius: var(--radius-sm);
  align-self: flex-end;
}
.magic-chat-msg.is-user a { color: white; text-decoration: underline; }
.magic-chat-msg.is-bot a { color: var(--color-accent-dark); }

/* Typing indicator */
.magic-chat-typing {
  display: inline-flex;
  gap: 4px;
  padding: var(--space-3) var(--space-5);
  background: var(--color-bg-alt);
  border-radius: var(--radius-xl);
  border-top-left-radius: var(--radius-sm);
  align-self: flex-start;
}
.magic-chat-typing span {
  width: 8px; height: 8px;
  background: var(--color-text-muted);
  border-radius: 50%;
  animation: typing-bounce 1.2s infinite ease-in-out;
}
.magic-chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.magic-chat-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30%           { transform: translateY(-6px); opacity: 1; }
}

.magic-chat-form {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
  background: white;
}
.magic-chat-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: var(--text-base);
  transition: border-color 200ms;
  background: var(--color-bg-alt);
}
.magic-chat-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: white;
}
.magic-chat-send {
  padding: 0.75rem 1.25rem;
  background: var(--gradient-brand);
  color: white;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: transform 200ms, box-shadow 200ms;
  background-size: 200% 200%;
  background-position: 0% 50%;
}
.magic-chat-send:hover {
  background-position: 100% 50%;
  transform: translateY(-1px);
}
.magic-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.magic-chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0 var(--space-5) var(--space-4);
  background: white;
}
.magic-chat-suggestion {
  font-size: var(--text-sm);
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
  color: var(--color-text-light);
  background: white;
  transition: all 200ms;
}
.magic-chat-suggestion:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(99,102,241,0.05);
  transform: translateY(-1px);
}

.magic-chat-disclaimer {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  padding: var(--space-3);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

/* Hide magic cursor on touch / coarse pointer */
@media (hover: none), (pointer: coarse) {
  #magic-cursor { display: none !important; }
}