/* ===========================================================
   Ardrénaline — feuille de style
   =========================================================== */
:root {
  --gold: #f4b414;
  --teal-text: #12867f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  color: #ffffff;
  background: linear-gradient(to top right, #20548f 0%, #187e93 38%, #12a89a 64%, #39ba9f 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* ---------- Ossature ---------- */
.page   { min-height: 100vh; padding: 0 22px 8px; }
.frame  { display: flex; align-items: stretch; min-height: calc(100vh - 70px); }

/* ---------- Sidebar ---------- */
.sidebar { width: 360px; flex: 0 0 360px; padding: 18px 40px 28px 48px; display: flex; flex-direction: column; }

.logo { display: block; width: 214px; height: auto; }

.brand-title {
  font-weight: 900; font-size: 35px; line-height: 1;
  letter-spacing: .01em; text-transform: uppercase; margin: 26px 0 0;
}

.nav { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; margin-top: 34px; }
.nav-link {
  background: none; border: 0; padding: 3px 0;
  font-weight: 700; font-size: 14px; letter-spacing: .06em;
  text-transform: uppercase; color: #ffffff; text-decoration: none; cursor: pointer;
}
.nav-link:hover,
.nav-link.is-active { color: var(--gold); }

.btn-billetterie {
  align-self: flex-start; margin-top: 26px; padding: 15px 40px;
  border: 0; border-radius: 16px;
  background: linear-gradient(to right, #ec7f75 0%, #ec7f75 40%, #f4a11d 100%);
  color: #fff; font-weight: 800; font-size: 14px; letter-spacing: .09em;
  text-transform: uppercase; cursor: pointer; text-decoration: none; display: inline-block;
  box-shadow: 0 8px 18px rgba(0,0,0,.14);
}
.btn-billetterie:hover { filter: brightness(1.05); }

.address { margin-top: 62px; font-size: 12.5px; font-weight: 700; line-height: 1.55; color: #eafffb; }

.pattern {
  margin: 30px -40px 0 0; flex: 1 1 auto; min-height: 210px; overflow: hidden;
  background-repeat: no-repeat; background-size: 100% auto; background-position: right top;
  background-image: url("../images/motif.png");
}

/* ---------- Main ---------- */
.main { flex: 1 1 auto; min-width: 0; position: relative; display: flex; flex-direction: column; border: 2px dotted rgba(255,255,255,.45); }
.main-pad { position: relative; height: 100%; padding: 52px 70px 40px 64px; display: flex; flex-direction: column; }

.page-title {
  font-weight: 900; font-size: 56px; line-height: .98;
  letter-spacing: .01em; text-transform: uppercase; margin: 0;
}
.subtitle { font-size: 14px; font-weight: 500; letter-spacing: .02em; color: #eafffb; margin: 8px 0 0; }
.subtitle--date { font-weight: 600; margin-top: 10px; }

.lead { max-width: 730px; margin-top: 26px; font-size: 15.5px; line-height: 1.55; font-weight: 500; color: #f4fffb; }
.lead p { margin: 0 0 14px; }
.lead p:last-child { margin-bottom: 0; }
.lead .strong, .lead strong { font-weight: 700; }
.lead--tight p { margin-bottom: 6px; }

/* ---------- Boutons contour ---------- */
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; align-self: flex-start; margin-top: 30px;
  padding: 16px 44px; border-radius: 14px; border: 1.5px solid rgba(255,255,255,.9);
  background: transparent; color: #fff; font-weight: 700; font-size: 13px;
  letter-spacing: .14em; text-transform: uppercase; cursor: pointer; text-decoration: none;
}
.btn-outline:hover { background: #fff; color: var(--teal-text); }

/* ---------- Accueil ---------- */
.home-hero { min-height: 522px; background: #50b7b7; border-radius: 6px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-img { display: block; height: 522px; width: auto; max-width: 100%; object-fit: contain; }

/* ---------- Festival ---------- */
.fest-media { position: relative; }
.fest-img { width: 100%; max-width: 1134px; height: auto; aspect-ratio: 1134 / 647; object-fit: cover; border-radius: 6px; display: block; margin: 0 auto; }
.fest-logo { position: absolute; right: 34px; bottom: 28px; width: 320px; height: auto; }

/* ---------- Association ---------- */
.section-title { font-weight: 900; font-size: 38px; line-height: 1; letter-spacing: .01em; text-transform: uppercase; margin: 46px 0 0; }
.missions { margin: 22px 0 0; max-width: 730px; font-size: 15px; line-height: 1.5; color: #f4fffb; }
.missions dt { font-weight: 800; }
.missions dd { margin: 0 0 12px; font-weight: 500; }
.missions dd:last-child { margin-bottom: 0; }
.assoc-flowers { align-self: flex-end; margin: auto 0 -38px; width: 560px; height: auto; max-width: 100%; pointer-events: none; }

/* ---------- Nous soutenir ---------- */
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; max-width: 760px; margin-top: 36px; }
.support-card { border: 1.5px solid rgba(255,255,255,.5); border-radius: 16px; padding: 24px 22px; }
.support-card h3 { margin: 0; font-weight: 800; font-size: 17px; letter-spacing: .03em; text-transform: uppercase; }
.support-card p { margin: 10px 0 0; font-weight: 500; font-size: 14px; line-height: 1.5; color: #eafffb; }

.partners-box { max-width: 760px; margin-top: 22px; background: #ffffff; border-radius: 16px; padding: 26px 30px; }
.partners-box img { display: block; width: 100%; height: auto; }

/* ---------- Contact ---------- */
.contact-form { max-width: 820px; margin-top: 34px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form input[type="text"],
.contact-form input[type="tel"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%; border: 1.5px solid rgba(255,255,255,.85); background: transparent;
  border-radius: 16px; padding: 16px 22px; color: #fff; font-weight: 700;
  font-size: 14px; font-family: inherit; outline: none;
}
.contact-form textarea { margin-top: 18px; resize: vertical; }
.contact-form ::placeholder { color: rgba(255,255,255,.9); font-weight: 700; letter-spacing: .05em; text-transform: uppercase; font-size: 13px; }

.consent { display: flex; align-items: flex-start; gap: 10px; margin-top: 18px; font-size: 12.5px; line-height: 1.5; font-weight: 500; color: #eafffb; max-width: 640px; }
.consent input { width: 16px; height: 16px; margin-top: 2px; flex: 0 0 auto; accent-color: #ef8579; }
.consent strong { font-weight: 800; color: #fff; }

.btn-send {
  margin-top: 22px; padding: 15px 46px; border-radius: 30px; border: 0;
  background: #fff; color: var(--teal-text); font-weight: 800; font-size: 14px;
  letter-spacing: .1em; text-transform: uppercase; cursor: pointer;
}
.btn-send:hover { filter: brightness(.94); }

.alert-success { max-width: 820px; margin-top: 34px; border: 1.5px solid rgba(255,255,255,.7); border-radius: 18px; padding: 34px 30px; font-weight: 600; font-size: 17px; }

.contact-collage { align-self: flex-end; margin: auto 0 -38px; width: 370px; height: auto; max-width: 100%; pointer-events: none; }

/* ---------- Mentions légales ---------- */
.legal h3 { font-weight: 900; font-size: 20px; letter-spacing: .02em; text-transform: uppercase; color: #fff; margin: 0 0 12px; }
.legal p { margin: 0 0 10px; font-size: 14px; line-height: 1.6; font-weight: 500; color: #f4fffb; }

/* ---------- Footer ---------- */
.footer { display: flex; justify-content: center; align-items: center; gap: 34px; padding: 14px 0 8px; font-size: 12px; font-weight: 500; color: rgba(255,255,255,.9); letter-spacing: .02em; }
.footer a { color: inherit; text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .frame { flex-direction: column; }
  .sidebar { width: auto; flex: none; }
  .main-pad { padding: 32px 26px; }
  .page-title { font-size: 38px; }
  .section-title { font-size: 30px; }
  .home-hero { min-height: 0; }
  .hero-img { height: 300px; }
  .fest-logo { width: 220px; }
  .field-grid, .support-grid { grid-template-columns: 1fr; }
  .assoc-flowers { margin: 24px 0 0; width: 100%; }
  .contact-collage { margin: 24px 0 0; width: 100%; }
}