/* ==========================================================================
   C&S Catering — "luxe, jeune & dynamique"
   Crème + or + émeraude. Hero incliné, soulignement animé, accordéon
   interactif pour les formules. Chargée uniquement sur catering.html.
   ========================================================================== */

body[data-page="catering"] {
  --cs-gold:    #a9803a;
  --cs-gold-2:  #c8a25b;
  --cs-green:   #155640;   /* émeraude profond — texte/accents AA sur crème */
  --cs-green-2: #1e7d59;   /* émeraude vif — grands accents */
  --cs-ink:     #211b12;
}

/* shared label with leading gold rule */
.cs-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cs-green);
}
.cs-eyebrow::before {
  content: '';
  width: clamp(1.5rem, 4vw, 3rem);
  height: 1px;
  background: var(--cs-gold);
}

/* ==========================================================================
   HERO
   ========================================================================== */
.cs-hero { padding-top: clamp(8rem, 15vw, 11rem); padding-bottom: clamp(3rem, 7vw, 5.5rem); }
.cs-hero__grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 880px) { .cs-hero__grid { grid-template-columns: 1fr; gap: 3rem; } }

.cs-title {
  position: relative;
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 500;
  line-height: 1.0;
  letter-spacing: -0.015em;
  font-size: clamp(3rem, 7vw, 5.6rem);
  margin-top: 1.1rem;
  color: var(--cs-ink);
}
/* animated gold→green underline */
.cs-title::after {
  content: '';
  position: absolute;
  left: 0; bottom: -0.14em;
  height: 3px; width: 100%;
  background: linear-gradient(90deg, var(--cs-gold), var(--cs-green-2));
  transform: scaleX(0);
  transform-origin: left;
  animation: cs-underline 1.1s var(--ease) 0.35s forwards;
}
@keyframes cs-underline { to { transform: scaleX(1); } }

.cs-sub {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  color: var(--cs-gold);
  margin-top: 0.8rem;
}
.cs-hero .lead { margin-top: 1.5rem; max-width: 48ch; }
.cs-hero__actions { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 1rem; }

.cs-figure {
  position: relative;
  aspect-ratio: 4 / 5;
  background-size: cover;
  background-position: center;
  box-shadow: 0 36px 70px -36px rgba(33, 27, 18, 0.55);
  transform: rotate(-2.2deg);
  transition: transform .6s var(--ease);
}
.cs-figure:hover { transform: rotate(0deg); }
.cs-figure::after {
  content: '';
  position: absolute; inset: 14px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  pointer-events: none;
}
@media (max-width: 880px) { .cs-figure { aspect-ratio: 4 / 3; } }

/* round emerald "service d'exception" seal — sticker-like */
.cs-seal {
  position: absolute;
  right: -20px; top: -20px;
  width: clamp(94px, 13vw, 130px);
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--cs-green);
  color: #eef3ee;
  font-family: var(--font-head);
  font-style: italic;
  font-size: clamp(0.78rem, 1.6vw, 0.98rem);
  line-height: 1.15;
  border: 1px solid var(--cs-gold-2);
  box-shadow: 0 14px 30px -14px rgba(21, 60, 45, 0.7);
  transform: rotate(7deg);
  transition: transform .6s var(--ease);
}
.cs-figure:hover .cs-seal { transform: rotate(0deg); }
.cs-seal span { padding: 0 0.6em; }

/* ==========================================================================
   INTRO
   ========================================================================== */
.cs-intro { text-align: center; }
.cs-intro .lead {
  font-family: var(--font-head);
  font-style: italic;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.4;
  color: var(--cs-ink);
  max-width: 22ch;
  margin: 1.4rem auto 0;
}
.cs-intro .cs-intro-body {
  max-width: 60ch;
  margin: 1.8rem auto 0;
  color: var(--text-muted);
}

/* ==========================================================================
   FORMULES — interactive accordion showcase
   ========================================================================== */
.cs-formules .cs-section-head { text-align: center; margin-bottom: clamp(2rem, 5vw, 3.2rem); }
.cs-section-head h2 { margin-top: 0.8rem; color: var(--cs-ink); }

.cs-showcase { border-bottom: 1px solid var(--border); }

.cs-acc { border-top: 1px solid var(--border); transition: background .4s var(--ease); }
.cs-acc.is-open { background:
  linear-gradient(180deg, rgba(30,125,89,0.06), rgba(30,125,89,0) 60%); }

.cs-acc__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
  width: 100%;
  background: none;
  border: 0;
  padding: clamp(1.2rem, 3vw, 1.9rem) 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
}
.cs-acc__head:focus-visible { outline: 2px solid var(--cs-green); outline-offset: 4px; }

.cs-acc__num {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--cs-gold);
  transition: color .35s var(--ease), -webkit-text-stroke-color .35s var(--ease);
}
.cs-acc.is-open .cs-acc__num,
.cs-acc__head:hover .cs-acc__num { color: var(--cs-green); -webkit-text-stroke-color: var(--cs-green); }

.cs-acc__title {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 0.9rem;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  color: var(--cs-ink);
  transition: color .3s var(--ease);
}
.cs-acc__head:hover .cs-acc__title { color: var(--cs-green); }

.cs-flag {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #eef3ee;
  background: var(--cs-green);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  transform: translateY(-0.25em);
}

/* +/- toggle */
.cs-acc__plus { position: relative; width: 22px; height: 22px; flex: none; }
.cs-acc__plus::before,
.cs-acc__plus::after {
  content: '';
  position: absolute; top: 50%; left: 50%;
  width: 16px; height: 2px;
  background: var(--cs-ink);
  transform: translate(-50%, -50%);
  transition: transform .35s var(--ease), background .3s var(--ease);
}
.cs-acc__plus::after { transform: translate(-50%, -50%) rotate(90deg); }
.cs-acc.is-open .cs-acc__plus::before { background: var(--cs-green); }
.cs-acc.is-open .cs-acc__plus::after { transform: translate(-50%, -50%) rotate(0deg); background: var(--cs-green); }

/* expanding panel (grid-rows trick for smooth auto height) */
.cs-acc__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .55s var(--ease);
}
.cs-acc.is-open .cs-acc__panel { grid-template-rows: 1fr; }
.cs-acc__inner { overflow: hidden; min-height: 0; }

.cs-acc__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  padding: 0.5rem 0 clamp(2rem, 5vw, 3rem);
}
@media (max-width: 760px) { .cs-acc__grid { grid-template-columns: 1fr; gap: 1.4rem; } }

.cs-acc__media {
  aspect-ratio: 5 / 4;
  background-size: cover;
  background-position: center;
  transform: translateY(18px);
  opacity: 0;
  transition: transform .6s var(--ease) .1s, opacity .6s var(--ease) .1s;
}
.cs-acc.is-open .cs-acc__media { transform: none; opacity: 1; }
.cs-acc__media-wrap { position: relative; overflow: hidden; }
.cs-acc__media-wrap::after {
  content: '';
  position: absolute; inset: 12px;
  border: 1px solid rgba(255,255,255,0.4);
  pointer-events: none;
}

.cs-acc__text { color: var(--text-muted); max-width: 46ch; }
.cs-acc__for {
  display: inline-block;
  margin-top: 1.4rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cs-green);
  border-top: 1px solid var(--cs-gold);
  padding-top: 0.7rem;
}

/* ==========================================================================
   QUOTE / PROMISE band
   ========================================================================== */
.cs-quote {
  text-align: center;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cs-quote .cs-mark {
  font-family: var(--font-head);
  font-size: 4rem;
  line-height: 0.5;
  color: var(--cs-green-2);
}
.cs-quote blockquote {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  line-height: 1.35;
  color: var(--cs-ink);
  max-width: 24ch;
  margin: 1.2rem auto 0;
}

/* ==========================================================================
   CTA
   ========================================================================== */
.cs-cta { text-align: center; }
.cs-cta h2 { color: var(--cs-ink); max-width: 20ch; margin-inline: auto; }
.cs-cta h2 em { font-style: italic; color: var(--cs-green-2); }
.cs-cta p { margin: 1.2rem auto 2rem; max-width: 52ch; }