/* ============================================================
   Template AD — CUSTOM DRIVE | Studio Design Auto / Prismatique
   Palette : Noir #111118 · Rouge #D62828 · Or #F5C518
   Typo    : Plus Jakarta Sans (titres) / Nunito (corps)
   Grammaire : bento hero + masonry réalisations + grid services
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;700;800&family=Nunito:wght@300;400;600;700&display=swap');

/* ---------- CUSTOM PROPERTIES ---------- */
:root {
  --color-ink:          #111118;
  --color-ink-soft:     #2E2E3A;
  --color-red:          #D62828;
  --color-red-dark:     #AE1F1F;
  --color-gold:         #F5C518;
  --color-gold-dark:    #D4A800;
  --color-bg:           #FAFAFA;
  --color-surface:      #F3F3F6;
  --color-white:        #FFFFFF;
  --color-text:         #111118;
  --color-text-muted:   #5F5F72;
  --color-border:       #E2E2E8;

  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body:    'Nunito', system-ui, sans-serif;

  --radius-sm:   6px;
  --radius-md:   14px;
  --radius-lg:   24px;
  --radius-xl:   40px;
  --radius-pill: 100px;

  --shadow-card:  0 2px 20px rgba(17,17,24,.07);
  --shadow-red:   0 8px 32px rgba(214,40,40,.22);
  --shadow-gold:  0 8px 32px rgba(245,197,24,.22);
  --transition:   0.28s ease;

  --container-max: 1200px;
  --container-pad: clamp(1rem, 5vw, 2.5rem);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

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

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ---------- SKIP LINK ---------- */
.skip-link {
  position: absolute; top: -100%; left: 1rem;
  background: var(--color-red); color: #fff;
  padding: .5rem 1rem; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-weight: 700;
  z-index: 9999; transition: top var(--transition);
}
.skip-link:focus { top: 1rem; }

/* ---------- CONTAINER ---------- */
.container { max-width: var(--container-max); margin-inline: auto; padding-inline: var(--container-pad); }

/* ---------- TYPOGRAPHY ---------- */
h1,h2,h3,h4 { font-family: var(--font-heading); line-height: 1.15; font-weight: 800; }
h1 { font-size: clamp(2.2rem, 5vw, 4.2rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.5rem); }

.eyebrow {
  font-family: var(--font-heading);
  font-size: .78rem; font-weight: 800;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--color-red); margin-bottom: .6rem;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 2rem; border-radius: var(--radius-pill);
  font-family: var(--font-heading); font-size: .95rem; font-weight: 700;
  cursor: pointer; border: 2px solid transparent; transition: all var(--transition);
}
.btn:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 3px; }
.btn-primary { background: var(--color-red); color: #fff; border-color: var(--color-red); }
.btn-primary:hover { background: var(--color-red-dark); border-color: var(--color-red-dark); transform: translateY(-2px); box-shadow: var(--shadow-red); }
.btn-dark { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }
.btn-dark:hover { background: var(--color-ink-soft); transform: translateY(-2px); box-shadow: var(--shadow-card); }
.btn-outline { background: transparent; color: var(--color-red); border-color: var(--color-red); }
.btn-outline:hover { background: var(--color-red); color: #fff; transform: translateY(-2px); }

/* ---------- HEADER ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 200;
  background: rgba(250,250,250,.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  padding: .875rem var(--container-pad);
  display: flex; align-items: center; justify-content: space-between;
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(17,17,24,.1); }

.nav-brand a {
  display: flex; align-items: center; gap: .6rem;
  color: var(--color-text); font-family: var(--font-heading); font-size: 1.1rem; font-weight: 800;
}
.logo-mark { flex-shrink: 0; }

.nav-menu { display: none; }
.nav-menu.open { display: block; }

.nav-list {
  display: flex; flex-direction: column; gap: 0;
  position: absolute; top: 100%; left: 0; right: 0;
  background: rgba(250,250,250,.97); backdrop-filter: blur(14px);
  padding: 1rem var(--container-pad) 1.5rem;
  border-bottom: 1px solid var(--color-border);
}
/* AnimationDesigner hook: .nav-link → color transition */
.nav-link {
  color: var(--color-text-muted); font-family: var(--font-heading); font-weight: 600; font-size: .95rem;
  display: block; padding: .5rem 0;
  transition: color var(--transition);
}
.nav-link:hover, .nav-link:focus-visible { color: var(--color-red); }
.nav-link:focus-visible { outline: 2px dashed var(--color-red); outline-offset: 2px; }
.nav-cta {
  background: var(--color-red); color: #fff !important;
  padding: .45rem 1.2rem !important; border-radius: var(--radius-pill);
  display: inline-block; margin-top: .5rem;
  transition: background var(--transition);
}
.nav-cta:hover { background: var(--color-red-dark) !important; }

.nav-toggle { background: none; border: none; cursor: pointer; padding: .4rem; display: flex; flex-direction: column; gap: 5px; }
.hamburger-bar { display: block; width: 24px; height: 2px; background: var(--color-text); border-radius: 2px; transition: all var(--transition); }

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav-menu { display: flex !important; align-items: center; }
  .nav-list { flex-direction: row; align-items: center; position: static; background: none; backdrop-filter: none; padding: 0; gap: 1.5rem; border: none; }
  .nav-link { padding: 0; }
  .nav-cta { margin-top: 0; }
}

/* ---------- HERO (BENTO GRID) ---------- */
.hero {
  background: #fff;
  padding-top: 5rem;
  min-height: 100svh;
  display: flex; align-items: center;
}

/* AnimationDesigner hook: .prism-bg → gradient rotation keyframe */
.hero-inner {
  padding: clamp(2rem, 6vw, 4rem) var(--container-pad);
  width: 100%;
}

.hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(214,40,40,.1); color: var(--color-red);
  font-family: var(--font-heading); font-size: .8rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .12em;
  padding: .35rem .9rem; border-radius: var(--radius-pill);
  margin-bottom: 1.5rem;
}

.hero-title { margin-bottom: 1.25rem; }
.hero-title .accent-red   { color: var(--color-red); }
.hero-title .accent-gold  { color: var(--color-gold); -webkit-text-stroke: 1px var(--color-ink); }

.hero-subtitle { color: var(--color-text-muted); max-width: 620px; font-size: clamp(1rem, 1.8vw, 1.2rem); margin-bottom: 2rem; }
.hero-actions  { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Bento grid of colored cards */
.bento { display: grid; gap: 1rem; margin-top: 3rem; grid-template-columns: 1fr; }

/* AnimationDesigner hook: .bento-card → scale + shadow on hover (stagger) */
.bento-card {
  border-radius: var(--radius-lg); padding: 1.75rem;
  min-height: 160px; display: flex; flex-direction: column; justify-content: flex-end;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.bento-card:hover { transform: translateY(-4px) scale(1.01); }
.bento-card--dark   { background: var(--color-ink); color: #fff; box-shadow: var(--shadow-card); }
.bento-card--red    { background: var(--color-red); color: #fff; box-shadow: var(--shadow-red); }
.bento-card--gold   { background: var(--color-gold); color: var(--color-ink); }
.bento-card--light  { background: var(--color-surface); color: var(--color-text); border: 1px solid var(--color-border); }

.bento-card__icon  { font-size: 2rem; margin-bottom: .75rem; }
.bento-card__title { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 800; margin-bottom: .35rem; }
.bento-card__desc  { font-size: .88rem; opacity: .82; }

@media (min-width: 640px) { .bento { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) {
  .bento { grid-template-columns: repeat(4, 1fr); }
  .bento-card--dark { grid-column: span 2; min-height: 220px; }
}

/* ---------- SECTION BASE ---------- */
.section { padding-block: clamp(3rem, 8vw, 6rem); }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 3rem; }
.section-title   { margin-bottom: .75rem; color: var(--color-text); }
.section-subtitle { color: var(--color-text-muted); }

/* ---------- RÉALISATIONS (MASONRY) ---------- */
.portfolio { background: var(--color-bg); }

.portfolio-grid { columns: 1; column-gap: 1.5rem; }
.portfolio-item {
  break-inside: avoid; margin-bottom: 1.5rem;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.portfolio-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-red); }
.portfolio-item__media {
  background: var(--color-surface);
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.portfolio-item__media--tall { aspect-ratio: 3/4; }
.portfolio-item__media--wide { aspect-ratio: 16/9; }
.portfolio-item__info { padding: 1rem 1.25rem 1.25rem; background: #fff; }
.portfolio-item__cat {
  font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em;
  color: var(--color-red); margin-bottom: .4rem;
}
.portfolio-item__title { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; color: var(--color-text); }

@media (min-width: 640px)  { .portfolio-grid { columns: 2; } }
@media (min-width: 1024px) { .portfolio-grid { columns: 3; } }

/* ---------- SERVICES ---------- */
.services { background: var(--color-surface); }
.services-grid { display: grid; gap: 1.5rem; }
.service-card {
  background: #fff; border-radius: var(--radius-lg);
  padding: 2rem; border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-red); border-color: var(--color-red); }
.service-icon  { font-size: 2.4rem; margin-bottom: 1rem; }
.service-title { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 800; color: var(--color-text); margin-bottom: .6rem; }
.service-desc  { color: var(--color-text-muted); font-size: .95rem; margin-bottom: 1.25rem; }
.btn-service {
  background: none; border: 1.5px solid var(--color-red); color: var(--color-red);
  padding: .55rem 1.3rem; border-radius: var(--radius-pill);
  font-family: var(--font-heading); font-size: .88rem; font-weight: 700;
  transition: all var(--transition);
}
.btn-service:hover { background: var(--color-red); color: #fff; }

@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---------- ATELIER (ABOUT) ---------- */
.about { background: var(--color-ink); color: #fff; }
.about .section-title { color: #fff; }
.about .eyebrow { color: var(--color-gold); }
.about-grid { display: grid; gap: 3rem; align-items: center; }
.about-content p { color: rgba(255,255,255,.82); margin-bottom: 1.25rem; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; margin-top: 2rem; }
.stat { background: rgba(255,255,255,.08); border-radius: var(--radius-md); padding: 1.25rem; text-align: center; border: 1px solid rgba(255,255,255,.1); }
.stat-value { font-family: var(--font-heading); font-size: 2.6rem; font-weight: 800; color: var(--color-gold); display: block; }
.stat-label { font-size: .85rem; color: rgba(255,255,255,.6); }
.about-visual {
  border-radius: var(--radius-lg); overflow: hidden;
  background: rgba(255,255,255,.05);
  border: 2px solid rgba(255,255,255,.1);
  aspect-ratio: 1/1;
  display: flex; align-items: center; justify-content: center;
  font-size: 8rem;
}
@media (min-width: 768px) { .about-grid { grid-template-columns: 1fr 1fr; } }

/* ---------- TÉMOIGNAGES ---------- */
.testimonials { background: #fff; }
.testimonials-grid { display: grid; gap: 1.5rem; }
.testimonial-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 1.75rem; border: 1px solid var(--color-border);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover { border-color: var(--color-red); box-shadow: var(--shadow-red); }
.testimonial-stars { color: var(--color-gold); font-size: 1.1rem; letter-spacing: 2px; margin-bottom: .75rem; }
.testimonial-text  { font-style: italic; color: var(--color-text-muted); margin-bottom: 1rem; }
.testimonial-text::before { content: '«\00a0'; }
.testimonial-text::after  { content: '\00a0»'; }
.testimonial-author { font-family: var(--font-heading); font-weight: 800; font-size: .9rem; color: var(--color-text); }
.testimonial-role   { font-size: .8rem; color: var(--color-text-muted); }

@media (min-width: 640px)  { .testimonials-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---------- CONTACT ---------- */
.contact { background: var(--color-surface); }
.contact-grid { display: grid; gap: 3rem; }
.contact-info h3 { font-family: var(--font-heading); font-weight: 800; color: var(--color-text); font-size: 1.4rem; margin-bottom: 1rem; }
.contact-detail { display: flex; align-items: flex-start; gap: .75rem; margin-bottom: 1rem; color: var(--color-text-muted); }
.contact-detail-icon { flex-shrink: 0; width: 20px; height: 20px; color: var(--color-red); margin-top: 2px; }
.contact-detail a { color: var(--color-text-muted); transition: color var(--transition); }
.contact-detail a:hover { color: var(--color-red); }
.contact-form { background: #fff; border-radius: var(--radius-lg); padding: 2rem; border: 1px solid var(--color-border); }
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: .88rem; font-weight: 700; color: var(--color-text); margin-bottom: .4rem; }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: .75rem 1rem;
  border: 1.5px solid var(--color-border); border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: 1rem;
  background: var(--color-surface); color: var(--color-text);
  transition: border-color var(--transition);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none; border-color: var(--color-red);
  box-shadow: 0 0 0 3px rgba(214,40,40,.10);
}
.form-textarea { resize: vertical; min-height: 130px; }
.map-wrap { border-radius: var(--radius-lg); overflow: hidden; margin-top: 2rem; border: 2px solid var(--color-border); }
.map-wrap iframe { display: block; width: 100%; height: 300px; border: none; }
@media (min-width: 768px) { .contact-grid { grid-template-columns: 1fr 1.5fr; } }

/* ---------- FOOTER ---------- */
.site-footer { background: var(--color-ink); color: rgba(255,255,255,.7); padding-block: 3rem 1.5rem; }
.footer-grid { display: grid; gap: 2rem; margin-bottom: 2rem; }
.footer-brand { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 800; color: #fff; margin-bottom: .75rem; }
.footer-brand span { color: var(--color-red); }
.footer-tagline { font-size: .85rem; color: rgba(255,255,255,.45); }
.footer-col h4 { font-family: var(--font-heading); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--color-gold); margin-bottom: .75rem; }
.footer-col ul { display: flex; flex-direction: column; gap: .4rem; }
.footer-col a { color: rgba(255,255,255,.6); font-size: .9rem; transition: color var(--transition); }
.footer-col a:hover { color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.25rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .75rem;
  font-size: .8rem; color: rgba(255,255,255,.35);
}
.footer-bottom a { color: rgba(255,255,255,.35); }
.footer-bottom a:hover { color: var(--color-gold); }
@media (min-width: 640px)  { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

/* ---------- UTILITIES ---------- */
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
[data-animate] { transition: opacity .5s ease, transform .5s ease; }

/* ============================================================
   ANIMATION PASS — Template AD CUSTOM DRIVE
   WEB-3632 · AnimationDesigner · 2026-07-10
   ============================================================ */

@media (prefers-reduced-motion: no-preference) {

  /* 1 · Keyframes -------------------------------------------------------- */
  @keyframes fade-up {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  @keyframes icon-bounce {
    0%, 100% { transform: translateY(0) scale(1); }
    45%      { transform: translateY(-8px) scale(1.15); }
  }
  @keyframes gold-shimmer {
    0%   { background-position: -200% center; }
    100% { background-position: 200% center; }
  }

  /* 2 · Hero entrance — cascade staggerée -------------------------------- */
  .hero-tag      { animation: fade-up .48s ease both; }
  .hero-title    { animation: fade-up .54s ease .10s both; }
  .hero-subtitle { animation: fade-up .54s ease .20s both; }
  .hero-actions  { animation: fade-up .54s ease .30s both; }

  /* 3 · Bento cards stagger prismatique ---------------------------------- */
  [data-animate="bento-stagger"]              { animation: fade-up .50s ease both; }
  [data-animate="bento-stagger"]:nth-child(1) { animation-delay: .42s; }
  [data-animate="bento-stagger"]:nth-child(2) { animation-delay: .54s; }
  [data-animate="bento-stagger"]:nth-child(3) { animation-delay: .66s; }
  [data-animate="bento-stagger"]:nth-child(4) { animation-delay: .78s; }

  /* Hover premium — lift + halo rouge */
  .bento-card:hover { transform: translateY(-6px) scale(1.025); box-shadow: 0 20px 52px rgba(214,40,40,.28); }

  /* 4 · Logo-mark hover — spring rotation -------------------------------- */
  .logo-mark { transition: transform .38s cubic-bezier(.34,1.56,.64,1); }
  .nav-brand a:hover .logo-mark { transform: rotate(18deg) scale(1.15); }

  /* 5 · Scroll reveal — base -------------------------------------------- */
  [data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .65s ease, transform .65s ease;
  }
  [data-reveal].is-visible { opacity: 1; transform: translateY(0); }

  /* 6 · Scroll reveal — grille avec stagger enfants --------------------- */
  [data-reveal-stagger] > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .55s ease, transform .55s ease;
  }
  [data-reveal-stagger].is-visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: .05s; }
  [data-reveal-stagger].is-visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: .15s; }
  [data-reveal-stagger].is-visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: .25s; }
  [data-reveal-stagger].is-visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: .35s; }
  [data-reveal-stagger].is-visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: .45s; }
  [data-reveal-stagger].is-visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: .55s; }

  /* 7 · Portfolio items — cursor galerie + hover scale ------------------- */
  .portfolio-item { cursor: zoom-in; }
  .portfolio-item:hover { transform: translateY(-6px) scale(1.018); }

  /* 8 · Service icon bounce au hover ------------------------------------- */
  .service-card:hover .service-icon {
    animation: icon-bounce .48s ease forwards;
  }

  /* 9 · Stat-value — shimmer or sur fond sombre ------------------------- */
  .stat-value {
    background: linear-gradient(90deg, var(--color-gold) 0%, #fff8c0 45%, var(--color-gold) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gold-shimmer 3.8s linear infinite;
  }

  /* 10 · Testimonial card — lift au hover -------------------------------- */
  .testimonial-card { transition: border-color .28s ease, box-shadow .28s ease, transform .28s ease; }
  .testimonial-card:hover { transform: translateY(-4px); }

  /* 11 · Stat card — micro-lift au hover --------------------------------- */
  .stat { transition: transform .28s ease; }
  .stat:hover { transform: translateY(-3px); }

  /* 12 · Form inputs — transition box-shadow + border ------------------- */
  .form-input, .form-textarea, .form-select {
    transition: border-color .25s ease, box-shadow .25s ease;
  }

}