/* =============================================================
   AirX Wellness — Corporate Gifting Landing Page
   Custom stylesheet (works alongside Bootstrap 5.3 + Bootstrap Icons)
   ============================================================= */

/* ---------- Design tokens ---------- */
:root {
  --airx-ink: #10221d;
  --airx-deep: #123c34;
  --airx-green: #2e725e;
  --airx-algae: #78a98f;
  --airx-mint: #dcebe3;
  --airx-mist: #f4f7f5;
  --airx-warm: #eee8de;
  --airx-beige: #ddd0ab;
  --airx-white: #ffffff;
  --airx-border: rgba(16, 34, 29, 0.12);
  --airx-muted: #6d7974;

  --airx-nav-gradient: linear-gradient(120deg, rgba(18,60,52,0.94) 0%, rgba(46,114,94,0.92) 48%, rgba(120,169,143,0.85) 100%);
  --airx-nav-border: rgba(238,232,222,0.4);
  --airx-nav-highlight: rgba(221,208,171,0.55);

  --airx-shadow-sm: 0 2px 10px rgba(16, 34, 29, 0.05);
  --airx-shadow-md: 0 18px 44px rgba(16, 34, 29, 0.10);
  --airx-shadow-lg: 0 30px 70px rgba(16, 34, 29, 0.16);

  --airx-radius-lg: 32px;
  --airx-radius-md: 22px;
  --airx-radius-sm: 16px;

  --airx-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --airx-font: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
  font-family: var(--airx-font);
  color: var(--airx-ink);
  background-color: var(--airx-mist);
  font-size: 1.0625rem;         /* ~17px */
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--airx-ink);
}

a { color: var(--airx-green); text-decoration: none; }
a:hover { color: var(--airx-deep); }

.text-muted-airx { color: var(--airx-muted) !important; }
.bg-mist  { background-color: var(--airx-mist); }
.bg-warm  { background-color: var(--airx-warm); }
.bg-mint  { background-color: var(--airx-mint); }
.bg-deep  { background-color: var(--airx-deep); }

/* Fluid type helpers */
.display-hero   { font-size: clamp(2.6rem, 5.4vw, 4.85rem); line-height: 1.03; }
.display-section{ font-size: clamp(2rem, 3.9vw, 3.4rem); }
.h-card         { font-size: clamp(1.35rem, 2vw, 1.85rem); }
.eyebrow {
  font-size: clamp(0.72rem, 1vw, 0.8rem);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--airx-green);
}
.lead-airx { font-size: clamp(1.02rem, 1.3vw, 1.18rem); color: var(--airx-muted); line-height: 1.75; }

.section { padding: clamp(4rem, 8vw, 7.5rem) 0; }
.section-tight { padding: clamp(3rem, 5vw, 4.5rem) 0; }

.container-airx { max-width: 1240px; }

/* ---------- Buttons ---------- */
.btn { border-radius: 999px; font-weight: 600; letter-spacing: 0.01em; transition: all .4s var(--airx-ease); }
.btn-lg { padding: 0.85rem 1.7rem; }

.btn-airx {
  background: var(--airx-deep);
  color: var(--airx-white);
  border: 1px solid var(--airx-deep);
}
.btn-airx:hover {
  background: var(--airx-ink);
  border-color: var(--airx-ink);
  color: var(--airx-white);
  transform: translateY(-2px);
  box-shadow: var(--airx-shadow-md);
}
.btn-airx-outline {
  background: transparent;
  color: var(--airx-deep);
  border: 1px solid var(--airx-border);
}
.btn-airx-outline:hover {
  background: var(--airx-white);
  color: var(--airx-ink);
  border-color: var(--airx-deep);
  transform: translateY(-2px);
}
.btn-airx-light {
  background: rgba(255,255,255,0.14);
  color: var(--airx-white);
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(6px);
}
.btn-airx-light:hover { background: rgba(255,255,255,0.25); color: var(--airx-white); transform: translateY(-2px); }

.btn-white-airx { background: var(--airx-white); color: var(--airx-ink); border: 1px solid var(--airx-white); }
.btn-white-airx:hover { background: var(--airx-mint); color: var(--airx-ink); transform: translateY(-2px); }

/* Arrow nudge inside buttons/links */
.arrow-link { display: inline-flex; align-items: center; gap: .45rem; font-weight: 600; }
.arrow-link .bi { transition: transform .35s var(--airx-ease); }
.arrow-link:hover .bi, .btn:hover .arrow-i { transform: translateX(5px); }
.arrow-i { transition: transform .35s var(--airx-ease); }

/* ---------- Announcement bar ---------- */
.announcement {
  background: var(--airx-ink);
  color: var(--airx-mint);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}
.announcement a { color: var(--airx-white); font-weight: 600; }
.announcement a:hover { color: var(--airx-mint); }

/* ---------- Floating navigation ---------- */
.nav-float {
  position: fixed;
  top: 2.6rem; left: 0; right: 0;
  z-index: 30;
  transition: all .45s var(--airx-ease);
}
.nav-float.stuck {
  position: fixed;
  top: 0.6rem;
}
.nav-pill {
  background: var(--airx-nav-gradient);
  border: 1px solid var(--airx-nav-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 999px;
  padding: 0.45rem 0.55rem 0.45rem 1.1rem;
  box-shadow: inset 0 1px 0 var(--airx-nav-highlight), 0 10px 30px rgba(16,34,29,0.22);
}
.nav-float.stuck .nav-pill {
  background: rgba(255,255,255,0.9);
  border-color: var(--airx-border);
}
.nav-links { display: flex; gap: 0.35rem; align-items: center; }
.nav-links a {
  color: var(--airx-white);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: all .3s var(--airx-ease);
}
.nav-links a:hover { background: rgba(255,255,255,0.18); }
.nav-float.stuck .nav-links a { color: var(--airx-ink); }
.nav-float.stuck .nav-links a:hover { background: var(--airx-mist); }

.nav-brand-img { height: 30px; width: auto; }
.nav-float.stuck .nav-brand-pill { background: rgba(255,255,255,0.9); border-color: var(--airx-border); }
.nav-brand-pill, .nav-actions-pill {
  background: var(--airx-nav-gradient);
  border: 1px solid var(--airx-nav-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 999px;
  box-shadow: inset 0 1px 0 var(--airx-nav-highlight), 0 10px 30px rgba(16,34,29,0.22);
}
.nav-icon-btn {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px;
  color: var(--airx-white);
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.08);
  transition: all .3s var(--airx-ease);
}
.nav-icon-btn:hover { background: rgba(255,255,255,0.22); color: var(--airx-white); }
.nav-float.stuck .nav-icon-btn { color: var(--airx-ink); border-color: var(--airx-border); background: transparent; }
.nav-toggle { color: var(--airx-white); font-size: 1.5rem; background: none; border: none; }
.nav-float.stuck .nav-toggle { color: var(--airx-ink); }

/* ---------- Hero ---------- */
.hero-wrap { padding: 0rem; }
.hero {
  position: relative;
  min-height: 680px;
  height: 86vh;
  margin-top: 4rem;
  border-radius: var(--airx-radius-lg);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(18,60,52,0.28) 0%, rgba(16,34,29,0.20) 40%, rgba(16,34,29,0.82) 100%);
}
.hero-inner { position: relative; z-index: 5; color: var(--airx-white); padding: clamp(1.6rem, 4vw, 3.4rem); padding-top: 20px; width: 100%; }
.hero h1 { color: var(--airx-white); }
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.32);
  backdrop-filter: blur(8px);
  color: var(--airx-white);
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.03em;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--airx-algae); box-shadow: 0 0 0 4px rgba(120,169,143,0.35); }
.hero p.hero-sub { color: rgba(255,255,255,0.9); max-width: 620px; }

.trust-chip {
  display: inline-flex; align-items: center; gap: .5rem;
  color: var(--airx-white);
  font-size: 0.85rem; font-weight: 600;
  padding: 0.4rem 0;
}
.trust-chip .bi { color: var(--airx-algae); }

/* ---------- Purpose strip ---------- */
.purpose-item {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 0.75rem; padding: 1.6rem 1rem;
  border-radius: var(--airx-radius-sm);
  transition: all .4s var(--airx-ease);
}
.purpose-item:hover { background: var(--airx-white); box-shadow: var(--airx-shadow-sm); }
.purpose-ico {
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--airx-mint);
  color: var(--airx-deep);
  font-size: 1.5rem;
}
.purpose-item span.label { font-weight: 600; color: var(--airx-ink); font-size: 0.98rem; letter-spacing: 0.01em; }

/* ---------- Cards / general ---------- */
.card-airx {
  background: var(--airx-white);
  border: 1px solid var(--airx-border);
  border-radius: var(--airx-radius-md);
  box-shadow: var(--airx-shadow-sm);
  transition: transform .45s var(--airx-ease), box-shadow .45s var(--airx-ease);
}
.card-airx:hover { transform: translateY(-6px); box-shadow: var(--airx-shadow-md); }

.img-cover { width: 100%; height: 100%; object-fit: cover; }
.rounded-airx { border-radius: var(--airx-radius-lg); }
.rounded-airx-md { border-radius: var(--airx-radius-md); }
.overflow-clip { overflow: hidden; }
.zoom-img { transition: transform 1.1s var(--airx-ease); }
.zoom-parent:hover .zoom-img { transform: scale(1.06); }

/* ---------- Split "More than a gift" ---------- */
.split-card {
  background: var(--airx-white);
  border: 1px solid var(--airx-border);
  border-radius: var(--airx-radius-lg);
  padding: clamp(2rem, 4vw, 3.5rem);
  height: 100%;
  box-shadow: var(--airx-shadow-sm);
}
.tick-list { list-style: none; padding: 0; margin: 0; }
.tick-list li { display: flex; gap: .8rem; align-items: flex-start; padding: .6rem 0; border-top: 1px solid var(--airx-border); }
.tick-list li:first-child { border-top: none; }
.tick-list .bi { color: var(--airx-green); font-size: 1.25rem; flex: none; margin-top: .1rem; }

/* ---------- Product collection cards ---------- */
.product-card { display: flex; flex-direction: column; height: 100%; overflow: hidden; }
.product-card .p-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--airx-mist); }
.product-card .p-body { padding: 1.6rem; display: flex; flex-direction: column; flex: 1; }
.product-label {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--airx-green); background: var(--airx-mint); padding: 0.3rem 0.7rem; border-radius: 999px; margin-bottom: .9rem;
}
.product-card.featured { border: 1.5px solid var(--airx-deep); box-shadow: var(--airx-shadow-md); }
.featured-flag {
  position: absolute; top: 1rem; left: 1rem; z-index: 3;
  background: var(--airx-deep); color: var(--airx-white);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.35rem 0.8rem; border-radius: 999px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: .4rem; margin: .3rem 0 1.2rem; }
.spec-chip, .feat-chip {
  font-size: 0.78rem; font-weight: 600; color: var(--airx-deep);
  background: var(--airx-mist); border: 1px solid var(--airx-border);
  padding: 0.3rem 0.65rem; border-radius: 999px;
}
.spec-list { list-style: none; padding: 0; margin: 0 0 1.2rem; }
.spec-list li { display: flex; gap: .6rem; align-items: center; font-size: 0.92rem; color: var(--airx-ink); padding: .28rem 0; }
.spec-list .bi { color: var(--airx-algae); }

/* ---------- Personalization studio ---------- */
.perso-pills { display: flex; flex-wrap: wrap; gap: .6rem; }
.perso-pill {
  border: 1px solid var(--airx-border);
  background: var(--airx-white);
  color: var(--airx-ink);
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
  font-weight: 600; font-size: 0.9rem;
  cursor: pointer;
  transition: all .3s var(--airx-ease);
}
.perso-pill:hover { border-color: var(--airx-green); }
.perso-pill.active { background: var(--airx-deep); color: var(--airx-white); border-color: var(--airx-deep); }

.perso-preview {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--airx-radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, var(--airx-mint), var(--airx-warm));
  border: 1px solid var(--airx-border);
  box-shadow: var(--airx-shadow-md);
}
.perso-preview img.perso-product { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 8% 12%; }
.perso-overlay {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--airx-border);
  border-radius: 14px;
  padding: 0.85rem 1.15rem;
  box-shadow: var(--airx-shadow-md);
  text-align: center;
  opacity: 0; transition: opacity .45s var(--airx-ease), transform .45s var(--airx-ease);
  max-width: 74%;
}
.perso-overlay.show { opacity: 1; }
.perso-overlay .po-kicker { font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--airx-green); font-weight: 700; }
.perso-overlay .po-main { font-size: 1.05rem; font-weight: 700; color: var(--airx-ink); }

.mini-gallery { display: flex; flex-wrap: wrap; gap: .5rem; }
.mini-gallery .mg {
  flex: 1 1 30%;
  font-size: 0.8rem; font-weight: 600; color: var(--airx-deep);
  background: var(--airx-white); border: 1px solid var(--airx-border);
  border-radius: 12px; padding: .7rem .8rem; text-align: center;
}

/* ---------- Process steps ---------- */
.process-wrap { position: relative; }
.process-line {
  position: absolute; top: 42px; left: 12%; right: 12%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--airx-algae), transparent);
  z-index: 0;
}
.process-card { position: relative; z-index: 1; text-align: left; height: 100%; padding: 1.6rem; }
.process-num {
  font-size: 1rem; font-weight: 700; color: var(--airx-white);
  width: 54px; height: 54px; border-radius: 50%;
  background: var(--airx-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.1rem;
}

/* ---------- Science section ---------- */
.science {
  position: relative;
  border-radius: var(--airx-radius-lg);
  overflow: hidden;
  background-size: cover; background-position: center;
  color: var(--airx-white);
}
.science::after { content:""; position:absolute; inset:0; background: linear-gradient(120deg, rgba(16,34,29,0.86), rgba(18,60,52,0.62)); }
.science-inner { position: relative; z-index: 3; padding: clamp(2.2rem, 5vw, 4.5rem); }
.science h2 { color: var(--airx-white); }
.stat-card {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(8px);
  border-radius: var(--airx-radius-sm);
  padding: 1.3rem;
  height: 100%;
}
.stat-card .bi { font-size: 1.7rem; color: var(--airx-algae); }
.stat-card .st-title { font-weight: 700; color: var(--airx-white); font-size: 1.02rem; margin-top: .6rem; }

/* ---------- Comparison table ---------- */
.compare-wrap { overflow-x: auto; }
.compare {
  width: 100%; border-collapse: separate; border-spacing: 0;
  min-width: 760px;
  background: var(--airx-white);
  border-radius: var(--airx-radius-md);
  overflow: hidden;
  border: 1px solid var(--airx-border);
}
.compare th, .compare td { padding: 1.05rem 1.15rem; text-align: center; border-bottom: 1px solid var(--airx-border); }
.compare thead th { font-size: 0.9rem; font-weight: 700; color: var(--airx-muted); background: var(--airx-mist); }
.compare tbody th { text-align: left; font-weight: 600; color: var(--airx-ink); font-size: 0.95rem; }
.compare .col-airx { background: var(--airx-deep); color: var(--airx-white); }
.compare thead .col-airx { background: var(--airx-deep); color: var(--airx-white); }
.compare .col-airx .bi { color: var(--airx-mint); }
.compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: none; }
.compare .bi-check-circle-fill { color: var(--airx-green); font-size: 1.15rem; }
.compare .bi-dash-circle { color: var(--airx-muted); opacity: .55; font-size: 1.1rem; }
.compare .col-airx .bi-check-circle-fill { color: var(--airx-mint); }

/* ---------- Occasions carousel ---------- */
.occ-scroller {
  display: flex; gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 0.5rem 0 1.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.occ-scroller::-webkit-scrollbar { display: none; }
.occ-card {
  scroll-snap-align: start;
  flex: 0 0 auto;
  width: calc((100% - 2.5rem) / 3.4);
  min-width: 280px;
  aspect-ratio: 3 / 4;
  border-radius: var(--airx-radius-md);
  overflow: hidden;
  position: relative;
  color: var(--airx-white);
  box-shadow: var(--airx-shadow-sm);
}
.occ-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--airx-ease); }
.occ-card:hover img { transform: scale(1.06); }
.occ-card::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(16,34,29,0) 40%, rgba(16,34,29,0.85) 100%); }
.occ-body { position: absolute; bottom: 0; left: 0; right: 0; z-index: 3; padding: 1.4rem; }
.occ-body h4 { color: var(--airx-white); font-size: 1.25rem; margin-bottom: .3rem; }
.occ-body p { color: rgba(255,255,255,0.85); font-size: 0.88rem; margin-bottom: .6rem; line-height: 1.5; }
.occ-arrows { display: flex; gap: .6rem; }
.occ-nav {
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--airx-border); background: var(--airx-white); color: var(--airx-ink);
  display: inline-flex; align-items: center; justify-content: center;
  transition: all .3s var(--airx-ease); font-size: 1.1rem;
}
.occ-nav:hover { background: var(--airx-deep); color: var(--airx-white); border-color: var(--airx-deep); }

@media (max-width: 767.98px) {
  .occ-card { width: 85%; min-width: 0; }
}

/* ---------- Package cards ---------- */
.pkg-card { height: 100%; padding: 2rem; display: flex; flex-direction: column; }
.pkg-card.highlight { background: var(--airx-deep); color: var(--airx-white); border-color: var(--airx-deep); }
.pkg-card.highlight h3, .pkg-card.highlight .pkg-price { color: var(--airx-white); }
.pkg-card.highlight .pkg-list li { color: rgba(255,255,255,0.9); }
.pkg-card.highlight .pkg-list .bi { color: var(--airx-mint); }
.pkg-price { font-size: 1.5rem; font-weight: 700; color: var(--airx-ink); }
.pkg-list { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; flex: 1; }
.pkg-list li { display: flex; gap: .6rem; align-items: flex-start; padding: .4rem 0; color: var(--airx-ink); font-size: 0.95rem; }
.pkg-list .bi { color: var(--airx-green); margin-top: .15rem; }

/* ---------- Proof / testimonials ---------- */
.proof {
  position: relative; border-radius: var(--airx-radius-lg); overflow: hidden;
  background-size: cover; background-position: center;
}
.proof::after { content:""; position:absolute; inset:0; background: rgba(16,34,29,0.55); }
.proof-inner { position: relative; z-index: 3; padding: clamp(2.4rem, 5vw, 4.5rem); }
.proof-card { background: var(--airx-white); border-radius: var(--airx-radius-md); padding: 1.8rem; box-shadow: var(--airx-shadow-lg); height: 100%; }
.proof-card .quote-mark { font-size: 2.2rem; color: var(--airx-algae); line-height: 1; }
.proof-note { display:inline-block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em; color: var(--airx-muted); background: var(--airx-mist); padding: .3rem .7rem; border-radius: 999px; }

/* ---------- Enquiry form ---------- */
.form-panel { background: var(--airx-white); border: 1px solid var(--airx-border); border-radius: var(--airx-radius-lg); padding: clamp(1.6rem, 3vw, 2.8rem); box-shadow: var(--airx-shadow-sm); }
.form-floating > label { color: var(--airx-muted); }
.form-control, .form-select {
  border-radius: 12px; border: 1px solid var(--airx-border);
  padding: 0.9rem 1rem; color: var(--airx-ink); background: var(--airx-mist);
}
.form-control:focus, .form-select:focus { border-color: var(--airx-green); box-shadow: 0 0 0 3px rgba(46,114,94,0.15); background: var(--airx-white); }
.form-check-input:checked { background-color: var(--airx-deep); border-color: var(--airx-deep); }
.form-check-label { font-size: 0.92rem; color: var(--airx-ink); }

.form-side {
  border-radius: var(--airx-radius-lg); overflow: hidden;
  background-size: cover; background-position: center; min-height: 420px;
  position: relative;
}
.form-side::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(16,34,29,0.05), rgba(16,34,29,0.55)); }

/* ---------- Contact card ---------- */
.contact-card { background: var(--airx-ink); color: var(--airx-white); border-radius: var(--airx-radius-md); padding: clamp(1.6rem, 3vw, 2.4rem); }
.contact-card h3 { color: var(--airx-white); }
.contact-line { display: flex; gap: .7rem; align-items: center; color: rgba(255,255,255,0.9); padding: .35rem 0; }
.contact-line .bi { color: var(--airx-algae); font-size: 1.2rem; }

/* ---------- FAQ ---------- */
.accordion-item { border: 1px solid var(--airx-border); border-radius: var(--airx-radius-sm) !important; margin-bottom: .75rem; overflow: hidden; background: var(--airx-white); }
.accordion-button { font-weight: 600; color: var(--airx-ink); font-size: 1.05rem; padding: 1.15rem 1.3rem; background: var(--airx-white); }
.accordion-button:not(.collapsed) { color: var(--airx-deep); background: var(--airx-mist); box-shadow: none; }
.accordion-button:focus { box-shadow: none; border-color: var(--airx-border); }
.accordion-button::after { background-image: none; content: "\F282"; font-family: "bootstrap-icons"; font-size: 1rem; width: auto; height: auto; transition: transform .35s var(--airx-ease); color: var(--airx-green); }
.accordion-button:not(.collapsed)::after { transform: rotate(180deg); }
.accordion-body { color: var(--airx-muted); padding: 0 1.3rem 1.3rem; }
/* Tailwind's CDN JIT script generates a `.collapse{visibility:collapse}` utility
   (meant for table rows) that collides with Bootstrap's `.collapse` component
   class and hides the expanded FAQ answer text. Force it back to visible. */
.accordion-collapse.collapse { visibility: visible; }

/* ---------- Final CTA banner ---------- */
.final-cta {
  position: relative; border-radius: var(--airx-radius-lg); overflow: hidden;
  background-size: cover; background-position: center; color: var(--airx-white);
}
.final-cta::after { content:""; position:absolute; inset:0; background: linear-gradient(120deg, rgba(16,34,29,0.86), rgba(18,60,52,0.60)); }
.final-cta-inner { position: relative; z-index: 3; padding: clamp(2.8rem, 7vw, 6rem); text-align: center; }
.final-cta h2 { color: var(--airx-white); }

/* ---------- Footer ---------- */
.footer { background: var(--airx-ink); color: rgba(255,255,255,0.72); padding: clamp(3rem, 6vw, 5rem) 0 2rem; }
.footer h6 { color: var(--airx-white); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 1.1rem; font-weight: 700; }
.footer a { color: rgba(255,255,255,0.72); display: block; padding: .28rem 0; font-size: 0.94rem; }
.footer a:hover { color: var(--airx-white); }
.footer .brand-img { height: 34px; margin-bottom: 1rem; }
.footer .newsletter .form-control { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); color: var(--airx-white); }
.footer .newsletter .form-control::placeholder { color: rgba(255,255,255,0.5); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); margin-top: 2.5rem; padding-top: 1.6rem; font-size: 0.85rem; }
.footer-bottom a { display: inline; }
.social-ico { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.22); display: inline-flex; align-items: center; justify-content: center; color: var(--airx-white); transition: all .3s var(--airx-ease); }
.social-ico:hover { background: var(--airx-green); border-color: var(--airx-green); color: var(--airx-white); }

/* ---------- Mobile sticky CTA ---------- */
.mobile-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  padding: 0.7rem 1rem;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--airx-border);
  transform: translateY(120%); transition: transform .4s var(--airx-ease);
}
.mobile-cta.show { transform: translateY(0); }

/* ---------- Scroll progress ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0%; background: var(--airx-green); z-index: 60; transition: width .1s linear; }

/* ---------- Offcanvas ---------- */
.offcanvas { background: var(--airx-white); }
.offcanvas .nav-mobile a { display: block; padding: .85rem 0; font-size: 1.1rem; font-weight: 600; color: var(--airx-ink); border-bottom: 1px solid var(--airx-border); }

/* ---------- Reveal animations (IntersectionObserver) ----------
   Content is visible by DEFAULT so the page renders fully without JS.
   JS adds .reveal-armed to each element right before observing it, which
   applies the hidden pre-animation state; the observer then adds .in. */
.reveal.reveal-armed { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--airx-ease), transform .7s var(--airx-ease); }
.reveal.reveal-armed.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive tweaks ---------- */
@media (max-width: 991.98px) {
  .hero { height: auto; min-height: 640px; }
  .process-line { display: none; }
}