/* =========================================================
   BALLON ROSE — Agence d'organisation de courses à pied
   Feuille de style principale
   ========================================================= */

:root{
  --rose: #A94A6B;
  --rose-dark: #7C3450;
  --rose-deep: #5C2438;
  --rose-light: #F3E3E7;
  --rose-pale: #FBF3F1;
  --gold: #BB9358;
  --gold-light: #E7D5B0;
  --charcoal: #241E1D;
  --ink: #332B29;
  --gray: #746A66;
  --gray-light: #C9BFB9;
  --cream: #FBF7F3;
  --white: #FFFFFF;

  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Manrope', 'Helvetica Neue', Arial, sans-serif;

  --container: 1180px;
  --radius: 4px;
  --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

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

html{ scroll-behavior:smooth; }

body{
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }

a{ color: inherit; text-decoration:none; }

ul{ list-style:none; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.18;
  letter-spacing: 0.2px;
}

h1{ font-size: clamp(2.4rem, 4.6vw, 4rem); font-weight: 500; }
h2{ font-size: clamp(1.9rem, 3.2vw, 2.7rem); }
h3{ font-size: 1.35rem; }

p{ color: var(--gray); }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--rose);
  margin-bottom: 16px;
}
.eyebrow::before{
  content:"";
  width: 26px; height: 1px;
  background: var(--gold);
}

.section{ padding: 100px 0; }
.section-tight{ padding: 70px 0; }
.bg-white{ background: var(--white); }
.bg-rose{ background: var(--rose-pale); }
.bg-dark{ background: var(--charcoal); color: var(--gray-light); }
.bg-dark h2, .bg-dark h3{ color: var(--white); }

.text-center{ text-align:center; }
.max-w-content{ max-width: 680px; margin: 0 auto; }

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding: 15px 34px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  cursor:pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary{
  background: var(--rose);
  color: var(--white);
}
.btn-primary:hover{ background: var(--rose-dark); transform: translateY(-2px); }
.btn-outline{
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}
.btn-outline:hover{ background: rgba(255,255,255,0.12); }
.btn-outline-dark{
  background: transparent;
  border-color: var(--charcoal);
  color: var(--charcoal);
}
.btn-outline-dark:hover{ background: var(--charcoal); color: var(--white); }
.btn-gold{
  background: var(--gold);
  color: var(--white);
}
.btn-gold:hover{ background: #a37f45; transform: translateY(-2px); }

/* ===== Header ===== */
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 1000;
  padding: 22px 0;
  transition: var(--transition);
  background: transparent;
}
.site-header.is-scrolled{
  background: rgba(251,247,243,0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 24px rgba(36,30,29,0.08);
  padding: 14px 0;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
}
.logo{
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--white);
  transition: var(--transition);
  display:flex;
  align-items:baseline;
  gap: 6px;
}
.logo .logo-dot{ color: var(--gold); }
.is-scrolled .logo{ color: var(--charcoal); }
.page-header .logo{ color: var(--charcoal); }

.main-nav{
  display:flex;
  align-items:center;
  gap: 36px;
}
.main-nav a{
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  font-weight: 600;
  color: var(--white);
  position: relative;
  padding: 4px 0;
  transition: var(--transition);
}
.is-scrolled .main-nav a{ color: var(--ink); }
.page-header .main-nav a{ color: var(--ink); }
.main-nav a::after{
  content:"";
  position:absolute;
  left:0; bottom:-4px;
  width:0; height:1px;
  background: var(--rose);
  transition: var(--transition);
}
.main-nav a:hover::after, .main-nav a.active::after{ width:100%; }
.main-nav a.active{ color: var(--rose); }
.is-scrolled .main-nav a.active, .page-header .main-nav a.active{ color: var(--rose); }

.header-cta{ display:flex; align-items:center; gap:18px; }
.header-cta .btn{ padding: 12px 26px; font-size: 0.75rem; }
.header-cta .btn-outline{ border-color: rgba(36,30,29,0.3); color: var(--charcoal); }
.is-scrolled .header-cta .btn-outline, .page-header .header-cta .btn-outline{ border-color: rgba(36,30,29,0.3); color: var(--charcoal); }
.site-header:not(.is-scrolled):not(.page-header) .header-cta .btn-outline{ border-color: rgba(255,255,255,0.6); color: var(--white); }

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  background:none;
  border:none;
  padding: 6px;
}
.nav-toggle span{
  width: 26px; height: 2px;
  background: var(--white);
  transition: var(--transition);
}
.is-scrolled .nav-toggle span, .page-header .nav-toggle span{ background: var(--charcoal); }

/* ===== Hero ===== */
.hero{
  position: relative;
  min-height: 92vh;
  display:flex;
  align-items:center;
  color: var(--white);
  background-size: cover;
  background-position: center;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(36,25,25,0.55) 0%, rgba(36,25,25,0.45) 40%, rgba(36,25,25,0.82) 100%);
}
.hero-content{
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding-top: 70px;
}
.hero-content .eyebrow{ color: var(--gold-light); }
.hero-content .eyebrow::before{ background: var(--gold-light); }
.hero h1{ color: var(--white); margin-bottom: 22px; }
.hero p.lead{
  font-size: 1.1rem;
  color: rgba(255,255,255,0.88);
  max-width: 540px;
  margin-bottom: 36px;
}
.hero-actions{ display:flex; gap:18px; flex-wrap:wrap; }

.hero-scroll{
  position:absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  z-index:2;
  color: rgba(255,255,255,0.75);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
}
.hero-scroll .line{ width:1px; height: 34px; background: rgba(255,255,255,0.6); animation: scrollLine 2s infinite; }
@keyframes scrollLine{ 0%{ transform: scaleY(0); transform-origin: top;} 50%{ transform: scaleY(1); transform-origin: top;} 51%{ transform-origin: bottom;} 100%{ transform: scaleY(0); transform-origin: bottom;} }

/* Page hero (secondary pages, shorter) */
.page-hero{
  position: relative;
  min-height: 52vh;
  display:flex;
  align-items:center;
  color: var(--white);
  background-size: cover;
  background-position: center;
  margin-top: 0;
}
.page-hero::before{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(36,25,25,0.6) 0%, rgba(36,25,25,0.72) 100%);
}
.page-hero-content{ position:relative; z-index:2; padding-top: 90px; max-width: 680px; }
.page-hero h1{ color: var(--white); }
.breadcrumb{
  display:flex; gap:10px; align-items:center;
  font-size: 0.78rem; letter-spacing:1px; text-transform:uppercase;
  color: rgba(255,255,255,0.75);
  margin-top: 18px;
}
.breadcrumb a:hover{ color: var(--gold-light); }

/* ===== Stats bar ===== */
.stats-bar{
  background: var(--charcoal);
  padding: 56px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align:center;
}
.stat-item .stat-num{
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--gold-light);
  font-weight: 600;
}
.stat-item .stat-label{
  color: rgba(255,255,255,0.72);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 1.6px;
  margin-top: 8px;
}

/* ===== Split layout (image + text) ===== */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items:center;
}
.split.reverse .split-media{ order: 2; }
.split-media img{
  border-radius: var(--radius);
  box-shadow: 0 30px 60px -20px rgba(36,30,29,0.35);
}
.split-media{ position:relative; }
.split-media .frame-tag{
  position:absolute;
  bottom: -22px; left: -22px;
  background: var(--rose);
  color: var(--white);
  padding: 16px 22px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  border-radius: var(--radius);
  box-shadow: 0 12px 24px rgba(122,53,74,0.35);
}
.split-text h2{ margin-bottom: 20px; }
.split-text p{ margin-bottom: 16px; }

/* ===== Cards grid (services) ===== */
.cards-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin-top: 50px;
}
.cards-grid.cols-3{ grid-template-columns: repeat(3, 1fr); }
.service-card{
  background: var(--white);
  padding: 40px 30px;
  border: 1px solid rgba(36,30,29,0.07);
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
}
.service-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 24px 40px -18px rgba(36,30,29,0.18);
  border-color: transparent;
}
.service-card .icon{
  width: 54px; height:54px;
  border-radius: 50%;
  background: var(--rose-light);
  color: var(--rose);
  display:flex; align-items:center; justify-content:center;
  font-size: 1.3rem;
  margin-bottom: 22px;
}
.service-card h3{ margin-bottom: 12px; font-size: 1.15rem; }
.service-card p{ font-size: 0.94rem; margin-bottom: 0; }
.service-card .num{
  position:absolute; top: 26px; right: 28px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--gold);
}

/* ===== Image-text service rows (services page) ===== */
.service-row{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items:center;
  padding: 60px 0;
  border-bottom: 1px solid rgba(36,30,29,0.08);
}
.service-row:last-child{ border-bottom:none; }
.service-row.reverse{ direction: rtl; }
.service-row.reverse > *{ direction: ltr; }
.service-row img{ border-radius: var(--radius); }
.service-row .tag{
  display:inline-block;
  background: var(--rose-light);
  color: var(--rose-dark);
  font-size: 0.7rem;
  letter-spacing: 1.4px;
  text-transform:uppercase;
  font-weight:700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.service-row h3{ font-size: 1.7rem; margin-bottom: 16px; }
.service-row ul{ margin-top: 18px; }
.service-row ul li{
  padding-left: 26px;
  position: relative;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 0.95rem;
}
.service-row ul li::before{
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--rose);
  position:absolute; left:0; top:1px;
  font-size: 0.8rem;
}

/* ===== Events / cards ===== */
.event-card{
  background: var(--white);
  border-radius: var(--radius);
  overflow:hidden;
  border: 1px solid rgba(36,30,29,0.07);
  transition: var(--transition);
}
.event-card:hover{ box-shadow: 0 24px 40px -18px rgba(36,30,29,0.18); transform: translateY(-6px); }
.event-card .event-img{
  height: 220px;
  overflow:hidden;
  position:relative;
}
.event-card .event-img img{ width:100%; height:100%; object-fit:cover; transition: var(--transition); }
.event-card:hover .event-img img{ transform: scale(1.06); }
.event-date-badge{
  position:absolute; top: 18px; left: 18px;
  background: var(--white);
  color: var(--rose-dark);
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform:uppercase;
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}
.event-body{ padding: 26px 28px 30px; }
.event-meta{
  display:flex;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--gray);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.event-meta span{ display:flex; align-items:center; gap:6px; }
.event-meta i{ color: var(--rose); }
.event-body h3{ margin-bottom: 10px; font-size: 1.25rem; }
.event-body p{ font-size: 0.92rem; margin-bottom: 0; }
.event-type-tag{
  display:inline-block;
  font-size: 0.68rem;
  letter-spacing: 1.2px;
  text-transform:uppercase;
  font-weight:700;
  color: var(--gold);
  margin-top: 14px;
}

.events-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

/* ===== Timeline (about) ===== */
.timeline{ margin-top: 60px; position:relative; }
.timeline::before{
  content:"";
  position:absolute; left: 110px; top:0; bottom:0;
  width:1px; background: rgba(36,30,29,0.15);
}
.timeline-item{
  display:grid;
  grid-template-columns: 110px 1fr;
  gap: 46px;
  margin-bottom: 46px;
  position: relative;
}
.timeline-year{
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--rose);
  text-align:right;
}
.timeline-item::after{
  content:"";
  position:absolute;
  left: 106px; top: 6px;
  width: 9px; height:9px;
  border-radius:50%;
  background: var(--gold);
}
.timeline-content h4{ margin-bottom: 8px; font-size: 1.1rem; }
.timeline-content p{ font-size: 0.94rem; margin-bottom:0; }

/* ===== Values grid ===== */
.values-grid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 30px;
  margin-top: 50px;
}
.value-card{ text-align:center; padding: 20px; }
.value-card .icon{
  width:64px; height:64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  color: var(--gold);
  display:flex; align-items:center; justify-content:center;
  font-size: 1.4rem;
}
.value-card h3{ font-size: 1.1rem; margin-bottom: 10px; }
.value-card p{ font-size: 0.92rem; }

/* ===== Gallery ===== */
.gallery-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 16px;
  margin-top: 50px;
}
.gallery-item{
  position: relative;
  overflow:hidden;
  border-radius: var(--radius);
  cursor: pointer;
}
.gallery-item img{
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img{ transform: scale(1.08); }
.gallery-item .gallery-caption{
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(36,25,25,0) 40%, rgba(36,25,25,0.82) 100%);
  display:flex; align-items:flex-end;
  padding: 18px;
  opacity:0;
  transition: var(--transition);
}
.gallery-item:hover .gallery-caption{ opacity:1; }
.gallery-caption span{
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
}
.gallery-item.tall{ grid-row: span 2; }
.gallery-item.wide{ grid-column: span 2; }

/* Lightbox */
.lightbox-overlay{
  position:fixed; inset:0;
  background: rgba(20,15,15,0.94);
  z-index: 3000;
  display:none;
  align-items:center;
  justify-content:center;
  padding: 40px;
}
.lightbox-overlay.active{ display:flex; }
.lightbox-overlay img{ max-width: 90vw; max-height: 84vh; border-radius: 4px; }
.lightbox-close{
  position:absolute; top: 30px; right: 40px;
  color: var(--white); font-size: 2rem;
  cursor:pointer; background:none; border:none;
}
.lightbox-nav{
  position:absolute; top:50%; transform: translateY(-50%);
  background: none; border:none; color: var(--white);
  font-size: 2rem; cursor:pointer; padding: 20px;
}
.lightbox-prev{ left: 10px; }
.lightbox-next{ right: 10px; }

/* ===== Testimonials ===== */
.testimonial-slide{
  max-width: 720px;
  margin: 0 auto;
  text-align:center;
}
.testimonial-slide blockquote{
  font-family: var(--font-display);
  font-size: 1.45rem;
  color: var(--charcoal);
  line-height: 1.5;
  font-weight: 500;
  margin-bottom: 26px;
}
.testimonial-slide blockquote::before{ content: "\201C"; color: var(--gold); }
.testimonial-slide blockquote::after{ content: "\201D"; color: var(--gold); }
.testimonial-author{ font-weight: 700; color: var(--rose-dark); font-size: 0.9rem; letter-spacing: 0.6px; text-transform: uppercase; }
.testimonial-role{ font-size: 0.85rem; color: var(--gray); margin-top:4px; }
.testimonial-dots{ display:flex; justify-content:center; gap:10px; margin-top: 34px; }
.testimonial-dots button{
  width: 8px; height:8px; border-radius:50%;
  border:none; background: var(--gray-light); cursor:pointer;
}
.testimonial-dots button.active{ background: var(--rose); }

/* ===== CTA band ===== */
.cta-band{
  background: linear-gradient(120deg, var(--rose-deep), var(--rose));
  color: var(--white);
  padding: 80px 0;
  text-align:center;
  position: relative;
  overflow:hidden;
}
.cta-band h2{ color: var(--white); margin-bottom: 20px; }
.cta-band p{ color: rgba(255,255,255,0.85); max-width: 560px; margin: 0 auto 34px; }

/* ===== Forms (contact) ===== */
.contact-grid{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
}
.contact-info-card{
  background: var(--white);
  padding: 44px 38px;
  border-radius: var(--radius);
  border: 1px solid rgba(36,30,29,0.07);
}
.contact-info-item{
  display:flex;
  gap: 18px;
  margin-bottom: 30px;
}
.contact-info-item .icon{
  width: 46px; height:46px;
  flex-shrink:0;
  border-radius:50%;
  background: var(--rose-light);
  color: var(--rose);
  display:flex; align-items:center; justify-content:center;
}
.contact-info-item h4{ font-size: 1rem; margin-bottom: 6px; }
.contact-info-item p{ font-size: 0.92rem; margin-bottom:0; }
.contact-info-item a:hover{ color: var(--rose); }

.form-group{ margin-bottom: 22px; }
.form-group label{
  display:block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 8px;
}
.form-control{
  width:100%;
  padding: 14px 16px;
  border: 1px solid rgba(36,30,29,0.18);
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  transition: var(--transition);
}
.form-control:focus{ outline:none; border-color: var(--rose); }
textarea.form-control{ min-height: 140px; resize: vertical; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-note{ font-size: 0.8rem; color: var(--gray); margin-top: 10px; }
.form-success{
  display:none;
  background: var(--rose-light);
  color: var(--rose-dark);
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-top: 20px;
}
.form-success.active{ display:block; }

/* ===== FAQ (used on services / contact) ===== */
.faq-item{
  border-bottom: 1px solid rgba(36,30,29,0.12);
  padding: 24px 0;
}
.faq-question{
  display:flex;
  justify-content:space-between;
  align-items:center;
  cursor:pointer;
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--charcoal);
}
.faq-question i{ color: var(--rose); transition: var(--transition); }
.faq-item.active .faq-question i{ transform: rotate(45deg); }
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition: max-height 0.4s ease;
}
.faq-answer p{ padding-top: 16px; font-size: 0.94rem; }

/* ===== Footer ===== */
.site-footer{
  background: var(--charcoal);
  color: var(--gray-light);
  padding: 80px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 50px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.09);
}
.footer-logo{
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 18px;
  display:block;
}
.footer-about p{ color: rgba(255,255,255,0.6); font-size: 0.92rem; margin-bottom: 20px; }
.footer-col h4{
  color: var(--white);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  margin-bottom: 22px;
}
.footer-col ul li{ margin-bottom: 12px; }
.footer-col ul li a{ color: rgba(255,255,255,0.62); font-size: 0.92rem; transition: var(--transition); }
.footer-col ul li a:hover{ color: var(--gold-light); }
.footer-contact li{ display:flex; gap:10px; align-items:flex-start; color: rgba(255,255,255,0.62); font-size: 0.9rem; margin-bottom: 16px;}
.footer-contact i{ color: var(--rose); margin-top:3px; }
.footer-bottom{
  padding: 26px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  flex-wrap:wrap;
  gap: 12px;
}
.footer-bottom .legal-links{ display:flex; gap: 22px; }
.footer-bottom .legal-links a:hover{ color: var(--gold-light); }

/* ===== Cookie banner ===== */
.cookie-banner{
  position: fixed;
  bottom: 0; left:0; right:0;
  background: var(--white);
  border-top: 1px solid rgba(36,30,29,0.1);
  box-shadow: 0 -10px 30px rgba(0,0,0,0.08);
  padding: 26px 0;
  z-index: 5000;
  transform: translateY(120%);
  transition: transform 0.5s ease;
}
.cookie-banner.active{ transform: translateY(0); }
.cookie-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 30px;
  flex-wrap:wrap;
}
.cookie-inner p{ font-size: 0.9rem; margin:0; max-width: 640px; }
.cookie-inner a{ color: var(--rose); text-decoration: underline; }
.cookie-actions{ display:flex; gap: 14px; flex-shrink:0; }
.cookie-actions .btn{ padding: 11px 24px; font-size: 0.72rem; }
.cookie-actions .btn-outline-dark{ border-color: rgba(36,30,29,0.25); }

/* ===== Utilities ===== */
.mt-0{ margin-top:0 !important; }
.reveal{ opacity:0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in-view{ opacity:1; transform: translateY(0); }

.back-to-top{
  position: fixed;
  bottom: 30px; right: 30px;
  width: 46px; height: 46px;
  background: var(--rose);
  color: var(--white);
  border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transition: var(--transition);
  z-index: 900;
  border:none;
}
.back-to-top.visible{ opacity:1; visibility:visible; }