/* =====================================================
   LA VEILLÉE — soirées de jeux de société au chalet
   Partenariat avec Chalet en bois rond
   Thème : nuit chaleureuse, feu de foyer & ambre — dérivé d'Ichor
   ===================================================== */

:root {
  /* Palette — nuit chaude de chalet, braises & bois */
  --ink:        #100d09;   /* fond principal, brun-noir chaud */
  --ink-2:      #17130d;   /* sections alternées */
  --ink-3:      #211a12;   /* cartes, bois sombre */
  --amber:      #e0952b;   /* accent principal — feu / lanterne */
  --amber-soft: #f2c67a;
  --gold:       #d4a017;   /* rappel Ichor (jeu vedette) */
  --pine:       #5c8a6a;   /* accent secondaire — forêt / bois rond */
  --pine-soft:  #86b494;
  --ember:      #c0532a;   /* braise */
  --paper:      #f1e9d9;   /* texte principal */
  --paper-dim:  #bcad94;   /* texte secondaire */
  --line:       rgba(224, 149, 43, 0.18);

  --font-display: "Cinzel", serif;
  --font-body: "Spectral", serif;

  --radius: 12px;
  --section-pad: clamp(4rem, 9vw, 7.5rem);
  --container: 1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* Grain léger sur tout le site */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

strong { font-weight: 500; }
.txt-amber { color: var(--amber-soft); }
.txt-pine  { color: var(--pine-soft); }

/* =================== HEADER =================== */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 10;
  background: linear-gradient(to bottom, rgba(16, 13, 9, 0.92), rgba(16, 13, 9, 0.72));
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.brand-mark {
  width: 22px;
  height: 22px;
  fill: var(--amber);
  filter: drop-shadow(0 0 6px rgba(224, 149, 43, 0.6));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.2rem);
  list-style: none;
}

.nav-links a {
  color: var(--paper-dim);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  transition: color 0.25s;
}

.nav-links a:hover { color: var(--amber-soft); }

.nav-links .nav-cta {
  color: var(--ink);
  background: var(--amber);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  font-weight: 500;
  transition: background 0.25s, transform 0.25s;
}

.nav-links .nav-cta:hover {
  color: var(--ink);
  background: var(--amber-soft);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--paper);
  transition: transform 0.3s, opacity 0.3s;
}

/* =================== HERO =================== */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  text-align: center;
  padding-bottom: clamp(3.5rem, 8vw, 7rem);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 112%, rgba(224, 149, 43, 0.28), transparent 68%),
    radial-gradient(ellipse 90% 70% at 50% 40%, rgba(28, 22, 16, 0.35), rgba(16, 13, 9, 0.55));
}

/* Voûte étoilée discrète */
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(241, 233, 217, 0.8), transparent),
    radial-gradient(1px 1px at 78% 14%, rgba(241, 233, 217, 0.5), transparent),
    radial-gradient(1.5px 1.5px at 60% 30%, rgba(242, 198, 122, 0.7), transparent),
    radial-gradient(1px 1px at 33% 10%, rgba(241, 233, 217, 0.6), transparent),
    radial-gradient(1px 1px at 90% 38%, rgba(241, 233, 217, 0.4), transparent),
    radial-gradient(1.5px 1.5px at 20% 42%, rgba(241, 233, 217, 0.35), transparent),
    radial-gradient(1px 1px at 47% 16%, rgba(242, 198, 122, 0.5), transparent);
  animation: twinkle 6s ease-in-out infinite alternate;
}

@keyframes twinkle {
  from { opacity: 0.5; }
  to   { opacity: 1; }
}

/* Silhouette forêt + chalet en bas du hero */
.hero-scene {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  width: 100%;
  height: auto;
  z-index: 0;
  pointer-events: none;
}

.hero-scene .scene-tree { fill: #0a0806; }
.hero-scene .scene-cabin { fill: #0c0906; }
.hero-scene .scene-window {
  fill: var(--amber-soft);
  filter: drop-shadow(0 0 6px rgba(242, 198, 122, 0.9));
  animation: firelight 3.5s ease-in-out infinite alternate;
}

@keyframes firelight {
  from { opacity: 0.75; }
  to   { opacity: 1; }
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 64px;
}

.hero-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--amber-soft);
}

.hero-kicker a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 11vw, 7rem);
  line-height: 1;
  letter-spacing: 0.06em;
  margin: 1.1rem 0;
  background: linear-gradient(180deg, var(--paper) 30%, var(--amber-soft) 85%, var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.6vw, 1.6rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--paper);
  max-width: 720px;
  margin: 0 auto;
}

.hero-sub {
  max-width: 640px;
  margin: 1.5rem auto 0;
  color: var(--paper-dim);
}

.hero-actions {
  margin-top: 2.8rem;
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-arrow {
  margin-top: 2.6rem;
  color: var(--amber-soft);
  font-size: 1.5rem;
  line-height: 1;
  animation: arrowbounce 2s ease-in-out infinite;
}

@keyframes arrowbounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(7px); }
}

/* =================== BOUTONS =================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.03em;
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s, border-color 0.25s, color 0.25s;
}

.btn-amber {
  background: linear-gradient(135deg, var(--amber-soft), var(--amber));
  color: var(--ink);
  box-shadow: 0 4px 24px rgba(224, 149, 43, 0.35);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(224, 149, 43, 0.5);
}

.btn-ghost {
  color: var(--paper);
  border: 1px solid rgba(241, 233, 217, 0.35);
}

.btn-ghost:hover {
  border-color: var(--amber);
  color: var(--amber-soft);
}

.btn-lg { padding: 1.05rem 2.6rem; font-size: 1.1rem; }

/* =================== SECTIONS =================== */

.section { padding: var(--section-pad) 0; }

.section-alt {
  background: rgba(23, 19, 13, 0.78);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.9rem;
}

.section-kicker::before {
  content: "";
  display: inline-block;
  width: 2rem;
  height: 1px;
  background: var(--amber);
  vertical-align: middle;
  margin-right: 0.8rem;
  opacity: 0.6;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 1.4rem;
}

.section-lead {
  color: var(--paper-dim);
  max-width: 680px;
  margin-bottom: 2.6rem;
}

/* =================== CARTES VALEUR =================== */

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.value-card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.1rem 1.8rem;
  transition: transform 0.3s, border-color 0.3s;
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: rgba(224, 149, 43, 0.45);
}

.value-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 1.1rem;
  background: rgba(224, 149, 43, 0.12);
  border: 1px solid rgba(224, 149, 43, 0.35);
}

.value-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 0.55rem;
}

.value-card p { color: var(--paper-dim); font-size: 0.98rem; }

/* =================== JEU VEDETTE =================== */

.feature-row {
  display: flex;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
}

.feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  background: linear-gradient(180deg, #f5eddd, #e6d8ba);
  border: 1px solid #b79b6d;
  border-radius: var(--radius);
  padding: clamp(2rem, 4vw, 3.5rem);
  flex: 1 1 0;
  min-width: 0;
  max-width: 540px;
  margin-inline: 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 14px 34px rgba(0, 0, 0, 0.4);
  color: #2a2118;
}

.feature-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  background: linear-gradient(135deg, var(--gold), #b8860b);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.2rem;
}

.feature h3 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.9rem;
  color: #8b2f38;
}

.feature p { color: #4a3b28; margin-bottom: 0.45rem; line-height: 1.55; }
.feature strong { color: #2a2118; }
.feature .txt-amber { color: #9a5b12; }
.feature .concept-word { border-bottom-color: rgba(120, 70, 15, 0.55); }
.feature .feature-credit { color: #6b543c !important; }

.feature .btn-ghost { color: #3a2e1e; border-color: rgba(58, 46, 30, 0.45); }
.feature .btn-ghost:hover { color: #8b2f38; border-color: #8b2f38; }

.feature h3 { text-align: center; }
.feature-title-link { color: inherit; text-decoration: none; transition: color 0.25s; }
.feature-title-link:hover { color: #b5323f; }
.feature .feature-badge { display: block; width: fit-content; margin-inline: auto; }

.feature-actions { margin-top: 1.4rem; }

.feature .line-center { text-align: center; }

/* Autres jeux — grille de types */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 1rem;
  margin-top: 2.6rem;
}

.game-chip {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.2rem;
  text-align: center;
  transition: transform 0.25s, border-color 0.25s;
}

.game-chip:hover { transform: translateY(-3px); border-color: rgba(92, 138, 106, 0.5); }
.game-chip .game-emoji { font-size: 1.7rem; display: block; margin-bottom: 0.55rem; }
.game-chip h4 {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 0.25rem;
}
.game-chip p { font-size: 0.86rem; color: var(--paper-dim); }

/* =================== ÉTAPES =================== */

.steps {
  list-style: none;
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.4rem;
  margin-top: 1rem;
}

.steps > li {
  counter-increment: step;
  position: relative;
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.7rem 1.75rem 1.7rem 4.6rem;
}

.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 1.4rem;
  top: 1.6rem;
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber-soft), var(--amber));
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}

.steps h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 0.45rem;
}

.steps p { color: var(--paper-dim); font-size: 0.97rem; }

/* =================== PARTENARIAT =================== */

.partner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.partner-text p { color: var(--paper-dim); }
.partner-text p + p { margin-top: 1rem; }
.partner-text strong { color: var(--paper); }
.partner-text .btn { margin-top: 1.6rem; }

.partner-card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: var(--radius);
  padding: 2.2rem;
}

.partner-card .partner-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--pine-soft);
  margin-bottom: 0.6rem;
}

.partner-card ul {
  list-style: none;
  display: grid;
  gap: 0.9rem;
  margin-top: 1.4rem;
}

.partner-card li {
  position: relative;
  padding-left: 1.7rem;
  color: var(--paper-dim);
  font-size: 0.97rem;
}

.partner-card li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--pine-soft);
}

/* =================== FORMULES =================== */

.formules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.formule-card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.2rem 1.9rem;
  display: flex;
  flex-direction: column;
}

.formule-card.is-featured {
  border-color: rgba(224, 149, 43, 0.55);
  box-shadow: 0 0 30px rgba(224, 149, 43, 0.12);
}

.formule-tag {
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--amber);
  padding: 0.22rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.formule-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}

.formule-card .formule-desc { color: var(--paper-dim); font-size: 0.95rem; margin-bottom: 1.3rem; }

.formule-card ul {
  list-style: none;
  display: grid;
  gap: 0.7rem;
  margin-bottom: 1.6rem;
}

.formule-card li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--paper);
  font-size: 0.95rem;
}

.formule-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--amber-soft);
  font-weight: 700;
}

.formule-card .btn { margin-top: auto; justify-content: center; }

.formules-note {
  text-align: center;
  color: var(--paper-dim);
  font-size: 0.9rem;
  margin-top: 2rem;
}

/* =================== CTA / RÉSERVATION =================== */

.section-cta {
  background:
    radial-gradient(ellipse 70% 90% at 50% 120%, rgba(224, 149, 43, 0.18), transparent 70%),
    rgba(23, 19, 13, 0.8);
  border-top: 1px solid var(--line);
  text-align: center;
}

.cta-inner { max-width: 640px; margin: 0 auto; }
.cta-inner .section-title { margin-bottom: 1rem; }
.cta-sub { color: var(--paper-dim); margin-bottom: 2.4rem; }

/* Formulaire de réservation */
.resa-form {
  max-width: 460px;
  margin: 0 auto;
  text-align: left;
  display: grid;
  gap: 1.3rem;
}

.resa-field { border: 0; padding: 0; margin: 0; }

.resa-field label:not(.resa-radios label),
.resa-field legend {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  color: var(--amber-soft);
  margin-bottom: 0.5rem;
}

.resa-field input,
.resa-field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--ink-3);
  border: 1px solid rgba(241, 233, 217, 0.25);
  border-radius: 8px;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  color-scheme: dark;
  transition: border-color 0.2s;
}

.resa-field input:focus,
.resa-field textarea:focus { outline: none; border-color: var(--amber); }

.resa-field input::placeholder,
.resa-field textarea::placeholder { color: rgba(188, 173, 148, 0.55); }

.resa-field textarea { resize: vertical; }

.resa-radios { display: flex; gap: 1.25rem; flex-wrap: wrap; }

.resa-radios label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--paper-dim);
  cursor: pointer;
}

.resa-radios input[type="radio"] { accent-color: var(--amber); }

.resa-form .btn { justify-self: center; margin-top: 0.4rem; }

.resa-alt { text-align: center; font-size: 0.9rem; color: var(--paper-dim); }
.resa-alt a { color: var(--amber-soft); }

/* =================== FOOTER =================== */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.5rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand-footer { font-size: 1.05rem; }

.footer-note { font-size: 0.88rem; color: var(--paper-dim); }
.footer-note a { color: var(--amber-soft); }

/* =================== REVEAL ON SCROLL =================== */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-bg::after, .hero-scene .scene-window, .hero-arrow { animation: none; }
  html { scroll-behavior: auto; }
}

/* =================== ENVELOPPE « CONCEPT » (reveal au survol) =================== */

.concept-line { margin-top: 0.2rem; }

.envelope-trigger {
  position: relative;
  display: inline-block;
  cursor: pointer;
  outline: none;
}

.concept-word { border-bottom: 1px dotted rgba(242, 198, 122, 0.75); }

.envelope-hint { margin-left: 0.25em; font-size: 0.95em; }

.envelope {
  position: absolute;
  left: 0;
  top: calc(100% + 14px);
  width: min(400px, 84vw);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.92) rotate(-1.5deg);
  transform-origin: top left;
  transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.2, 0.85, 0.25, 1);
  z-index: 9;
  pointer-events: none;
  filter: drop-shadow(0 22px 44px rgba(0, 0, 0, 0.65));
}

.envelope-trigger:hover .envelope,
.envelope-trigger:focus .envelope,
.envelope-trigger:focus-within .envelope {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1) rotate(0deg);
}

.envelope-paper {
  position: relative;
  display: block;
  background: linear-gradient(180deg, #f5eddd, #e6d8ba);
  border: 1px solid #b79b6d;
  border-radius: 5px;
  padding: 4.3rem 1.7rem 1.6rem;
  color: #2a2118;
  font-size: 0.98rem;
  line-height: 1.55;
  font-weight: 400;
  overflow: hidden;
}

/* rabat triangulaire de l'enveloppe */
.envelope-paper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 66px;
  background: linear-gradient(180deg, #efe4cd, #dccdaa);
  border-bottom: 1px solid rgba(140, 116, 74, 0.45);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  z-index: 1;
}

/* sceau de cire */
.envelope-seal {
  position: absolute;
  top: 42px;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #b5323f, #7d1420);
  color: #f2c67a;
  font-size: 1rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  z-index: 2;
}

.envelope-text {
  position: relative;
  z-index: 1;
  display: block;
  text-align: center;
  font-style: italic;
  font-size: 1.02rem;
  line-height: 1.7;
  letter-spacing: 0.015em;
  color: #4a3b28;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

@media (prefers-reduced-motion: reduce) {
  .envelope { transition: opacity 0.2s ease; transform: none; }
  .envelope-trigger:hover .envelope,
  .envelope-trigger:focus .envelope,
  .envelope-trigger:focus-within .envelope { transform: none; }
}

/* =================== RESPONSIVE =================== */

@media (max-width: 860px) {
  .value-grid, .formules { grid-template-columns: 1fr; }
  .feature, .partner { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .feature-row { flex-direction: column; align-items: center; }
  .feature-row .feature { width: 100%; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(16, 13, 9, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 0 1rem;
    display: none;
  }

  .nav-links.is-open { display: flex; }
  .nav-links li { text-align: center; }

  .nav-links a { display: block; padding: 0.9rem 1.5rem; font-size: 1.05rem; }
  .nav-links .nav-cta { margin: 0.6rem 1.5rem 0; border-radius: 999px; }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}