/* ================================================================
   OVERISED — Tunnel de vente
   Design System (static translation)
   Source : DESIGN_SYSTEM_REFERENCE.md
================================================================ */

/* ─── 1. RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: 'Lato', sans-serif; font-weight: 400; background: #0f0f0f; color: #fff; -webkit-font-smoothing: antialiased; }
img, video { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { background: none; border: none; font: inherit; color: inherit; }
ul { list-style: none; }
textarea { resize: vertical; }

/* Curseur custom — masqué sur tous les éléments */
html, body, *, *::before, *::after, a, button, input, textarea, select {
  cursor: none !important;
}
@media (hover: none), (pointer: coarse) {
  html, body, *, *::before, *::after, a, button, input, textarea, select {
    cursor: auto !important;
  }
}

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

/* ─── 2. TOKENS ─────────────────────────────────────────────── */
:root {
  /* Surfaces */
  --c-dark:   #0f0f0f;
  --c-panel:  #111517;
  --c-light:  #f5f5f5;

  /* Texte sur fond sombre */
  --c-white:   #ffffff;
  --c-dadada:  #dadada;
  --c-b0:      #b0b0b0;
  --c-6d:      #6d6d6d;

  /* Courbes d'animation */
  --ease-rideau:   cubic-bezier(.858, .01, .068, .99);
  --ease-expressif: cubic-bezier(.225, 1,   .316, .99);
  --ease-doux:     cubic-bezier(.19,  .94,  .336,  1);
  --ease-lightbox: cubic-bezier(.17,  .85,  .438, .99);
}

/* ─── 3. COULEURS UTILITAIRES ────────────────────────────────── */
.section-dark  { background-color: var(--c-dark);  color: #fff; }
.section-light { background-color: var(--c-light); color: #0f0f0f; }

.text-white  { color: #fff; }
.text-black  { color: #0f0f0f !important; }
.text-dadada { color: var(--c-dadada); }
.text-b0     { color: var(--c-b0); }
.text-6d     { color: var(--c-6d); }

.text-stroke-white { -webkit-text-stroke: 1px #fff; color: transparent; }
.text-stroke-black { -webkit-text-stroke: 1px #0f0f0f; color: transparent; }

/* ─── 4. TYPOGRAPHIE ─────────────────────────────────────────── */

/* Titres — clamp(min, fluid, max) */
.headline-xxxxl { font-size: clamp(56.5px, 7.5vw, 94px);  font-weight: 800; line-height: 1;   letter-spacing: -0.02em; }
.headline-xxxl  { font-size: clamp(52.25px, 6.9vw, 86px); font-weight: 800; line-height: 1;   letter-spacing: -0.02em; }
.headline-xxl   { font-size: clamp(48px, 6.25vw, 78px);   font-weight: 800; line-height: 1.1; }
.headline-xl    { font-size: clamp(43.75px, 5.6vw, 70px);  font-weight: 800; line-height: 1.1; }
.headline-l     { font-size: clamp(39.5px, 5vw, 62px);    font-weight: 800; }
.headline-m     { font-size: clamp(35.25px, 4.4vw, 54px); font-weight: 700; }
.headline-s     { font-size: clamp(31px, 3.9vw, 46px);    font-weight: 700; line-height: 1.2; }
.headline-xs    { font-size: clamp(26.75px, 3.2vw, 38px); font-weight: 700; }
.headline-xxs   { font-size: clamp(22.5px, 2.6vw, 30px);  font-weight: 700; line-height: 1.2; }
.headline-xxxs  { font-size: clamp(18.25px, 2vw, 22px);   font-weight: 700; }
.headline-xxxxs { font-size: clamp(12px, 1vw, 14px);      font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }

/* Corps de texte */
.body-text-l  { font-size: 1.125rem; line-height: 1.7; }
.body-text-m  { font-size: 1rem;     line-height: 1.7; }
.body-text-s  { font-size: 0.9375rem; line-height: 1.7; }
.body-text-xs { font-size: 0.8125rem; line-height: 1.6; }

/* Sous-titres / labels */
.subhead-s         { font-size: 1.125rem; letter-spacing: 0.08em; }
.subhead-xs        { font-size: 0.9375rem; letter-spacing: 0.06em; }
.subhead-xxs       { font-size: 0.75rem;  letter-spacing: 0.06em; }
.subhead-uppercase { font-size: 0.75rem;  letter-spacing: 0.12em; text-transform: uppercase; font-weight: 700; }

/* ─── 5. LAYOUT ─────────────────────────────────────────────── */
.site-container       { max-width: 1400px; margin: 0 auto; padding: 0 40px; }
.site-container.small { max-width: 1100px; }
.section-pad { padding: 140px 0; }

@media (max-width: 768px) {
  .site-container { padding: 0 20px; }
  .section-pad    { padding: 90px 0; }
}

.hairline {
  height: 1px;
  background: rgba(255,255,255,.12);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1s var(--ease-rideau);
}
.hairline.visible { transform: scaleX(1); }

/* ─── 6. CURSEUR CUSTOM ──────────────────────────────────────── */
.cursor {
  position: fixed;
  width: 75px; height: 75px;
  border-radius: 50%;
  background: #fff;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%, -50%) scale(0.35);
  transition: transform .4s var(--ease-doux);
  will-change: transform;
  mix-blend-mode: difference;
  top: 0; left: 0;
}
.cursor.large { transform: translate(-50%,-50%) scale(1); }
.cursor.small { transform: translate(-50%,-50%) scale(0.13); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ─── 7. HEADER ─────────────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%;
  padding: 24px 40px;
  display: flex; align-items: center; justify-content: space-between;
  z-index: 1000;
  mix-blend-mode: difference;
}
.header-cta {
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 10px 24px;
  border: 1px solid rgba(255,255,255,.7);
  color: #fff;
  transition: background .25s, color .25s;
}
.header-cta:hover { background: #fff; color: #0f0f0f; }

@media (max-width: 768px) {
  .site-header { padding: 20px; }
  .header-cta  { display: none; }
}

/* ─── 8. HÉROS ──────────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 1;
}
.hero-content {
  position: relative; z-index: 2;
  padding-top: 140px; padding-bottom: 80px;
  text-align: center;
}
.hero-content h1 { margin: 20px 0 0; }
.hero-content .body-text-l { margin-left: auto; margin-right: auto; }
.hero-actions {
  display: flex; gap: 20px; flex-wrap: wrap;
  margin-top: 48px;
  justify-content: center;
}

/* Scroll down */
.scroll-down-box {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.scroll-down-btn-inner {
  display: flex; flex-direction: column; align-items: center;
  padding: 8px;
  opacity: .55;
  transition: opacity .35s;
}
.scroll-down-btn-inner:hover { opacity: 1; }
.scroll-down-arrow {
  display: block;
  width: 1px; height: 40px;
  background: transparent;
  position: relative;
}
/* Trait — ancré en haut, s'étire vers le bas */
.scroll-down-arrow::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 1px; height: 40px;
  background: #fff;
  transition: height .5s var(--ease-expressif);
}
/* Pointe — suit le bas du trait */
.scroll-down-arrow::after {
  content: '';
  position: absolute;
  top: 33px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 7px; height: 7px;
  border-right: 1px solid #fff;
  border-bottom: 1px solid #fff;
  transition: top .5s var(--ease-expressif);
}
.scroll-down-btn-inner:hover .scroll-down-arrow::before { height: 72px; }
.scroll-down-btn-inner:hover .scroll-down-arrow::after  { top: 65px; }

/* ─── Hero funnel ───────────────────────────────────────────── */
.hero-funnel {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}
.hero-section .hero-cta-link         { background: #0f0f0f; }
.hero-section .hero-cta-link:hover   { background: #fff; }

/* ─── 9. BOUTONS ────────────────────────────────────────────── */
.hero-cta-link {
  display: inline-block;
  padding: 14px 36px;
  border: 1px solid rgba(255,255,255,.7);
  color: #fff;
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  transition: background .25s, color .25s, border-color .25s, transform 160ms ease-out;
}
.hero-cta-link:hover { background: #fff; color: #0f0f0f; border-color: #fff; }
.hero-cta-link:active { transform: scale(.98); }

.btn-border {
  display: inline-block;
  border: 1px solid #0f0f0f;
  padding: 12px 32px;
  font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  transition: background .2s, color .2s, transform 160ms ease-out;
  border-radius: 0;
}
.btn-border:hover { background: #0f0f0f; color: #fff; }
.btn-border:active { transform: scale(.98); }
.btn-border.white { border-color: #fff; color: #fff; }
.btn-border.white:hover { background: #fff; color: #0f0f0f; }

/* ─── 10. PROBLÈME ──────────────────────────────────────────── */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
}
.problem-item { display: flex; flex-direction: column; gap: 20px; }
.problem-num {
  font-size: clamp(5rem, 9vw, 11rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.14);
  transition: -webkit-text-stroke-color .4s;
  position: relative;
  display: block;
}
.problem-item:hover .problem-num { -webkit-text-stroke-color: rgba(255,255,255,.45); }
.problem-item:hover .problem-num::after { clip-path: inset(0 0% 0 0); }

.problem-num::after {
  content: attr(data-num);
  position: absolute;
  top: 0; left: 0;
  color: #fff;
  -webkit-text-stroke: 0px transparent;
  clip-path: inset(0 100% 0 0);
  transition: clip-path .65s var(--ease-expressif);
  pointer-events: none;
}

@media (max-width: 768px) {
  .problem-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ─── 11. SERVICES ──────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.service-card {
  padding: 52px 44px;
  border: 1px solid rgba(255,255,255,.1);
  display: flex; flex-direction: column;
  transition: background .35s, border-color .35s;
}
.service-card:hover {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.22);
}
.service-num {
  display: block;
  font-size: clamp(3rem, 5vw, 6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.14);
  transition: -webkit-text-stroke-color .35s;
  margin-bottom: 0;
  position: relative;
}
.service-card:hover .service-num { -webkit-text-stroke-color: rgba(255,255,255,.45); }
.service-card:hover .service-num::after { clip-path: inset(0 0% 0 0); }

.service-num::after {
  content: attr(data-num);
  position: absolute;
  top: 0; left: 0;
  color: #fff;
  -webkit-text-stroke: 0px transparent;
  clip-path: inset(0 100% 0 0);
  transition: clip-path .65s var(--ease-expressif);
  pointer-events: none;
}

@media (max-width: 999px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .service-card  { padding: 32px 24px; }
}

/* ─── 12. MARQUEE ───────────────────────────────────────────── */
.marquee-wrapper {
  padding: 22px 0;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,.12);
  border-bottom: 1px solid rgba(255,255,255,.12);
  white-space: nowrap;
  cursor: default;
}
.marquee-inner {
  display: inline-flex;
  align-items: center;
  font-size: clamp(22px, 3.2vw, 48px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #fff;
  animation: marquee-scroll 22s linear infinite;
}
.marquee-inner span { padding-right: 4rem; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── 13. STATS ─────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.stat-item { text-align: center; }
.stat-num  { font-weight: 800; letter-spacing: -0.02em; }

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
}
@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ─── 14. TÉMOIGNAGES ────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.testimonial-card {
  grid-column: span 2;
  padding: 40px 36px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  transition: border-color 0.35s, box-shadow 0.4s var(--ease-doux);
}
.testimonial-card:hover {
  border-color: rgba(0,0,0,.2);
  box-shadow: 0 24px 64px rgba(0,0,0,.08);
}
.testimonial-card:nth-child(4) { grid-column: 2 / span 2; }
.testimonial-card:nth-child(5) { grid-column: 4 / span 2; }

/* Wrapper interne — reçoit le lift hover sans conflits avec le reveal */
.testi-inner {
  display: flex; flex-direction: column; justify-content: space-between; gap: 32px;
  transition: transform 0.45s var(--ease-doux);
}
.testimonial-card:hover .testi-inner { transform: translateY(-6px); }

/* Étoiles — apparition une par une au scroll */
.testi-stars { margin-bottom: 20px; }
.testi-stars span {
  display: inline-block;
  color: #0f0f0f;
  font-size: 13px;
  letter-spacing: 3px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s var(--ease-doux), transform 0.35s var(--ease-expressif);
}
.testimonial-card.visible .testi-stars span:nth-child(1) { opacity:1; transform:translateY(0); transition-delay:.3s;  }
.testimonial-card.visible .testi-stars span:nth-child(2) { opacity:1; transform:translateY(0); transition-delay:.45s; }
.testimonial-card.visible .testi-stars span:nth-child(3) { opacity:1; transform:translateY(0); transition-delay:.6s;  }
.testimonial-card.visible .testi-stars span:nth-child(4) { opacity:1; transform:translateY(0); transition-delay:.75s; }
.testimonial-card.visible .testi-stars span:nth-child(5) { opacity:1; transform:translateY(0); transition-delay:.9s;  }

.testi-quote { color: #2d2d2d; }
.testi-author {
  display: flex; align-items: center; gap: 14px;
  padding-top: 24px;
  border-top: 1px solid rgba(0,0,0,.08);
}
.testi-avatar-initial {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #0f0f0f;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.4s var(--ease-doux);
}
.testimonial-card:hover .testi-avatar-initial { transform: scale(1.1) rotate(-8deg); }

@media (max-width: 999px) {
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-card,
  .testimonial-card:nth-child(4),
  .testimonial-card:nth-child(5) { grid-column: span 1; }
}
@media (max-width: 600px) {
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonial-card  { padding: 32px 24px; }
}

/* ─── 15. PROCESSUS ─────────────────────────────────────────── */
.process-list { display: flex; flex-direction: column; }
.process-item {
  padding: 40px 0;
  border-bottom: 1px solid rgba(255,255,255,.12);
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 44px;
  row-gap: 10px;
}
.process-item:first-child { border-top: 1px solid rgba(255,255,255,.12); }
.process-list--light .process-item { border-bottom-color: rgba(0,0,0,.1); }
.process-list--light .process-item:first-child { border-top-color: rgba(0,0,0,.1); }
.process-header { display: contents; }
.process-num {
  font-size: clamp(3.5rem, 5vw, 6rem);
  letter-spacing: .12em; text-transform: uppercase; font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0,0,0,.18);
  position: relative;
  grid-row: 1 / 3;
  align-self: start;
  transition: -webkit-text-stroke-color .4s;
}
.process-item:hover .process-num { -webkit-text-stroke-color: rgba(0,0,0,.5); }
.process-item:hover .process-num::after { clip-path: inset(0 0% 0 0); }

.process-num::after {
  content: attr(data-num);
  position: absolute;
  top: 0; left: 0;
  color: #0f0f0f;
  -webkit-text-stroke: 0px transparent;
  clip-path: inset(0 100% 0 0);
  transition: clip-path .65s var(--ease-expressif);
  pointer-events: none;
}
.process-item .headline-xxxs { align-self: center; }
.process-item .body-text-s { max-width: 640px; }

/* ─── 16. PRICING ───────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}
.pricing-card {
  border: 1px solid rgba(0,0,0,.15);
  border-radius: 10px;
  padding: 40px 32px;
  background: #fff;
  display: flex; flex-direction: column; gap: 24px;
  position: relative;
  transition: transform .25s var(--ease-doux), box-shadow .25s;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.1);
}
.pricing-card--recommended {
  border-color: #0f0f0f;
  box-shadow: 0 8px 32px rgba(0,0,0,.12);
}
.pricing-badge {
  position: absolute; top: -14px; left: 32px;
  background: #0f0f0f; color: #fff;
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700;
  padding: 5px 14px;
  border-radius: 4px;
}
.pricing-card-header { color: var(--c-6d); text-transform: uppercase; letter-spacing: .1em; }
.pricing-card-price  { font-weight: 800; color: #0f0f0f; }
.pricing-features-list { display: flex; flex-direction: column; gap: 12px; }
.pricing-feature-item {
  font-size: .9375rem; line-height: 1.5;
  padding-left: 24px;
  position: relative;
  color: #0f0f0f;
}
.pricing-feature-item::before {
  content: '';
  position: absolute; left: 0; top: 50%;
  transform: translateY(-50%);
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #0f0f0f;
  opacity: .25;
}
.pricing-card--recommended .pricing-feature-item::before { opacity: 1; }
.pricing-card-cta { margin-top: auto; }

@media (max-width: 999px) {
  .pricing-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ─── 17. FAQ ───────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; }
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,.1);
  position: relative;
}
.faq-item:first-child { border-top: 1px solid rgba(255,255,255,.1); }

.faq-trigger {
  width: 100%;
  display: flex; align-items: center; gap: 28px;
  padding: 36px 0;
  text-align: left;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.faq-trigger:hover .faq-q { opacity: .65; }

/* Ghost number — décoratif absolu à droite */
.faq-bg-num {
  position: absolute;
  right: -0.06em;
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(90px, 14vw, 200px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.06);
  pointer-events: none;
  user-select: none;
  transition: -webkit-text-stroke-color .4s;
  z-index: 0;
}
.faq-item--open .faq-bg-num { -webkit-text-stroke-color: rgba(255,255,255,.14); }

.faq-q {
  flex: 1;
  position: relative; z-index: 1;
  transition: opacity .2s;
}

/* Icône cercle +/× */
.faq-icon {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  position: relative;
  z-index: 1;
  transition: border-color .3s, transform .4s var(--ease-expressif);
}
.faq-item--open .faq-icon { border-color: rgba(255,255,255,.6); transform: rotate(45deg); }
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute; top: 50%; left: 50%;
  background: #fff;
}
.faq-icon::before { width: 12px; height: 1px; transform: translate(-50%, -50%); }
.faq-icon::after  { width: 1px; height: 12px; transform: translate(-50%, -50%); }

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .45s var(--ease-expressif);
}
.faq-item--open .faq-answer { grid-template-rows: 1fr; }
.faq-answer-inner {
  overflow: hidden;
  padding-bottom: 0;
}
.faq-answer-inner p {
  padding: 0 80px 36px 0;
  color: var(--c-b0);
  max-width: 640px;
}

@media (max-width: 600px) {
  .faq-trigger { gap: 16px; padding: 28px 0; }
  .faq-answer-inner p { padding-right: 0; }
}

/* ─── 18. FORMULAIRE ────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 40px;
}
.form-field {
  position: relative;
}
.form-field-full { grid-column: 1 / -1; }

.form-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(0,0,0,.2);
  padding: 16px 0 12px;
  font-family: inherit;
  font-size: 1rem;
  color: #0f0f0f;
  border-radius: 0;
  transition: border-color .2s;
  outline: none;
}
.form-input:focus { border-bottom-color: #0f0f0f; }
.form-input:focus-visible { outline: 2px solid #0f0f0f; outline-offset: 2px; }

textarea.form-input { min-height: 100px; }

.form-label {
  position: absolute; left: 0; top: 16px;
  font-size: 1rem; color: var(--c-6d);
  pointer-events: none;
  transition: transform .2s var(--ease-doux), font-size .2s, color .2s;
  transform-origin: left top;
}

/* Floating label */
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  transform: translateY(-20px) scale(.75);
  color: #0f0f0f;
}

.form-submit-row { display: flex; justify-content: flex-start; }

.form-submit-btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 16px 40px;
  background: #0f0f0f; color: #fff;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  border: 1px solid #0f0f0f;
  transition: background .25s, color .25s, transform 160ms ease-out;
}
.form-submit-btn:hover  { background: transparent; color: #0f0f0f; }
.form-submit-btn:active { transform: scale(.98); }
.form-submit-btn:disabled { opacity: .5; }
.submit-arrow { font-size: 1rem; font-weight: 400; transition: transform .2s; }
.form-submit-btn:hover .submit-arrow { transform: translateX(4px); }

/* Messages feedback */
.form-feedback {
  margin-top: 32px;
  padding: 20px 24px;
  border-radius: 4px;
}
.form-feedback--success { background: rgba(0,0,0,.06); border-left: 3px solid #0f0f0f; }
.form-feedback--error   { background: rgba(200,0,0,.06); border-left: 3px solid #c00; color: #c00; }

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ─── 19. FOOTER ────────────────────────────────────────────── */
.site-footer { padding: 60px 0; }
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,.15);
  padding-top: 40px;
  flex-wrap: wrap; gap: 32px;
}
.footer-links {
  display: flex; flex-direction: column; gap: 8px;
}
.footer-link {
  font-size: 12px; letter-spacing: 0.06em; color: rgba(255,255,255,.6);
  transition: color .3s;
}
.footer-link:hover { color: #fff; }

/* Flip-btn (barrel roll par caractère) */
.flip-btn {
  display: inline-block; overflow: hidden;
  font-size: 12px; font-weight: 400; letter-spacing: 3px; text-transform: uppercase;
}
.flip-btn .char {
  display: inline-block; position: relative; color: transparent;
}
.flip-btn .char::before,
.flip-btn .char::after {
  content: attr(data-char);
  position: absolute; top: 0; left: 0;
  color: rgba(255,255,255,.6);
  transition: transform .7s var(--ease-rideau);
  transition-delay: calc(0.03s * var(--char-index, 0));
}
.flip-btn .char::after { transform: translateY(-105%); }
.flip-btn:hover .char::before { transform: translateY(105%); }
.flip-btn:hover .char::after  { transform: translateY(0); color: #fff; }

@media (max-width: 768px) {
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* ─── 20. SCROLL REVEAL ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(64px);
  transition: opacity 1s var(--ease-doux), transform 1s var(--ease-doux);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.delay-1 { transition-delay: .12s; }
.reveal.delay-2 { transition-delay: .24s; }
.reveal.delay-3 { transition-delay: .36s; }
.reveal.delay-4 { transition-delay: .48s; }
.reveal.delay-4 { transition-delay: .4s; }

/* ─── 21. UTILITAIRES ────────────────────────────────────────── */
[hidden] { display: none !important; }