* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; max-width: 100%; overflow-x: hidden; }
img, picture { max-width: 100%; height: auto; }
img { display: block; }
body {
  background: #f4f7f5;
  color: #0f1215;
  font-family: var(--font-lato), sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
input, button, textarea { font: inherit; }

/* ---------- page background (V4 Premium radial washes) ---------- */
.v4-bg {
  background:
    radial-gradient(120% 90% at 10% 6%, #d9ede8 0%, rgba(217, 237, 232, 0) 46%),
    radial-gradient(120% 100% at 96% 26%, #fbf0d4 0%, rgba(251, 240, 212, 0) 50%),
    radial-gradient(110% 110% at 62% 102%, #e2edf1 0%, rgba(226, 237, 241, 0) 58%),
    #f4f7f5;
  min-height: 100vh;
  color: #1d2433;
}

/* ---------- layout ---------- */
.container { max-width: 1280px; margin: 0 auto; padding-left: 56px; padding-right: 56px; }
.container-narrow { max-width: 880px; margin: 0 auto; padding-left: 56px; padding-right: 56px; }
.container-lead { max-width: 1180px; margin: 0 auto; padding-left: 56px; padding-right: 56px; }

.hero-grid { display: grid; grid-template-columns: 1.02fr 1fr; gap: 48px; align-items: center; padding: 72px 0 96px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.lead-grid { display: grid; grid-template-columns: 1fr 1fr; }
.promo-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 32px; padding: 46px 52px 78px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr; gap: 36px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---------- glass surfaces ---------- */
.glass-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 26px;
  padding: 34px 30px;
  box-shadow: 0 20px 50px rgba(2, 47, 49, 0.10);
}
.card-lift { transition: transform 0.18s, box-shadow 0.18s; }
.card-lift:hover { transform: translateY(-6px); box-shadow: 0 30px 64px rgba(2, 47, 49, 0.16); }

/* ---------- buttons ---------- */
.btn-teal {
  display: inline-block;
  background: linear-gradient(135deg, #13a3a6, #006568);
  color: #fff;
  font-weight: 700;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: filter 0.12s, transform 0.14s;
}
.btn-teal:focus-visible { outline: 2px solid #006568; outline-offset: 2px; }
.btn-teal:hover { filter: brightness(1.07); transform: translateY(-1px); }
.btn-teal:disabled { opacity: 0.6; cursor: default; filter: none; transform: none; }
.btn-gold {
  display: inline-block;
  background: linear-gradient(135deg, #e3c14a, #c9a62f);
  color: #022f31;
  font-weight: 900;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: filter 0.12s, transform 0.14s;
}
.btn-gold:focus-visible { outline: 2px solid #a38425; outline-offset: 2px; }
.btn-gold:hover { filter: brightness(1.05); transform: translateY(-1px); }

/* ---------- nav dropdown hover ---------- */
.nav-dropdown:hover .dropdown-menu,
.nav-dropdown .dropdown-menu:hover,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1 !important;
  visibility: visible !important;
  transform: translateY(0) !important;
}
.nav-dropdown > a,
.nav-dropdown > span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 80px;
}
.dropdown-menu a:hover {
  background: rgba(0, 101, 104, 0.06);
  color: #006568;
}

/* ---------- page content from Elementor ---------- */
.page-content--elementor {
  max-width: 100%;
  overflow: hidden;
}
.page-content--elementor img {
  max-width: 100%;
  height: auto;
}
.page-content--elementor iframe {
  max-width: 100%;
}

/* ---------- flexible sections shared ---------- */
.section-title {
  font-weight: 900;
  font-size: 42px;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0;
  color: #182233;
}
.section-title .accent {
  color: #006568;
}
.section-body {
  margin-top: 14px;
  font-size: 17px;
  line-height: 1.8;
  color: #515a63;
  max-width: 720px;
}
.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7e6516;
  margin-bottom: 16px;
}
.eyebrow-gold {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #a38425;
}
.badge-gold {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #a38425;
  border: 1px solid rgba(201, 166, 47, .4);
  border-radius: 999px;
  padding: 6px 16px;
}

/* ---------- hover helpers (V4 Premium) ---------- */
.hv0:hover { filter: brightness(1.07); transform: translateY(-1px); }
.hv1:hover { filter: brightness(1.06); transform: translateY(-2px); }
.hv2:hover { transform: translateY(-6px); box-shadow: 0 30px 64px rgba(2, 47, 49, 0.16); }
.hv3:hover { filter: brightness(1.07); }

/* ---------- FAQ toggle (+ rotates to ×) ---------- */
.faq-x { transition: transform 0.16s; }
details[open] .faq-x { transform: rotate(45deg); }
.faq-toggle { transition: background 0.14s; }
.faq-toggle:focus-visible { outline: 2px solid #006568; outline-offset: -2px; border-radius: 24px; }
.faq-toggle:hover { background: rgba(0, 101, 104, 0.04); }
.social-link { border-radius: 50%; transition: background 0.12s, color 0.12s, border-color 0.12s; }
.social-link:focus-visible { outline: 2px solid #006568; outline-offset: 2px; }
.social-link:hover { background: #006568; color: #fff; border-color: #006568; }
.footer-link:focus-visible { outline: 2px solid #006568; outline-offset: 2px; border-radius: 4px; }
.footer-link:hover { color: #006568; }

/* ---------- form fields ---------- */
.field {
  padding: 14px 16px;
  border: 1px solid rgba(2, 47, 49, 0.16);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  font-size: 15px;
}
.field:focus { outline: 2px solid rgba(19, 163, 166, 0.55); outline-offset: 1px; }

/* ---------- animations ---------- */
@keyframes stpRise { from { transform: translateY(14px); } to { transform: none; } }
.stp-reveal { animation: stpRise 0.5s cubic-bezier(0, 0, 0.2, 1); }

/* V4 Premium hero cascade: children rise in with soft scale + blur */
@keyframes heroCascade {
  from { opacity: 0; transform: translateY(22px) scale(0.97); filter: blur(7px); }
  to { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}
.hero-cascade > * { animation: heroCascade 0.72s cubic-bezier(0.16, 0.84, 0.44, 1) backwards; }
.hero-cascade > *:nth-child(1) { animation-delay: 60ms; }
.hero-cascade > *:nth-child(2) { animation-delay: 180ms; }
.hero-cascade > *:nth-child(3) { animation-delay: 300ms; }
.hero-cascade > *:nth-child(4) { animation-delay: 420ms; }

@media (prefers-reduced-motion: reduce) {
  .hero-cascade > *, .stp-reveal { animation: none; }
}

/* ---------- blog layout ---------- */
.blog-layout { display: flex; gap: 48px; align-items: flex-start; }
.blog-toc { flex: 0 0 240px; position: sticky; top: 100px; order: 2; }
.blog-main { flex: 1 1 0; min-width: 0; max-width: 720px; order: 1; }

.post-content img { max-width: 100%; height: auto; border-radius: 12px; }
.post-content iframe { max-width: 100%; }

/* ---------- comparison chart table/cards toggle ---------- */
.comp-cards { display: none; }
@media (max-width: 980px) {
  .comp-table { display: none !important; }
  .comp-cards { display: flex !important; flex-direction: column; gap: 18px; }
}

/* ---------- mobile hamburger nav ---------- */
.mnav-btn{ display:none; }
.mnav-btn summary{ list-style:none; cursor:pointer; display:inline-flex; align-items:center; justify-content:center; width:42px; height:42px; border-radius:50%; background:rgba(255,255,255,.7); border:1px solid rgba(255,255,255,.8); box-shadow:0 8px 20px rgba(2,47,49,.1); transition:background .12s; }
.mnav-btn summary:focus-visible { outline: 2px solid #006568; outline-offset: 2px; }
.mnav-btn summary::-webkit-details-marker{ display:none; }
details.mnav-btn[open] > summary{ background:#006568; }
details.mnav-btn[open] > summary svg{ stroke:#fff; }
.mnav-panel{ position:fixed; left:12px; right:12px; top:78px; z-index:95; background:rgba(255,255,255,.97); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px); border:1px solid rgba(255,255,255,.9); border-radius:22px; box-shadow:0 30px 70px rgba(2,47,49,.24); padding:18px 22px 22px; max-height:calc(100vh - 96px); overflow:auto; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:4px 22px; }
.mnav-top{ grid-column:1 / -1; display:flex; align-items:center; justify-content:space-between; gap:12px; padding-bottom:14px; border-bottom:1px solid rgba(2,47,49,.08); }
.mnav-top a.home{ font-weight:900; font-size:16px; color:#182233; padding:6px 0; }
.mnav-top a.home:hover{ color:#006568; }
.mnav-top a.cta{ background:linear-gradient(135deg,#e3c14a,#c9a62f); color:#022f31; font-weight:900; font-size:12px; letter-spacing:.08em; text-transform:uppercase; padding:10px 18px; border-radius:999px; }
.mnav-top a.cta:hover{ filter:brightness(1.05); }
.mnav-grp{ min-width:0; padding-top:14px; }
.mnav-grp .gl{ display:block; font-size:10px; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:#7e6516; padding-bottom:4px; }
.mnav-grp a{ display:block; font-size:14px; line-height:1.3; color:#31353a; padding:8px 0; }
.mnav-grp a:hover{ color:#006568; }
@media (max-width:420px){ .mnav-panel{ grid-template-columns:1fr; } .mnav-grp{ padding-top:12px; } }


/* ---------- responsive: tablet (<= 900px) ---------- */
@media (max-width: 900px) {
  .grid-3, .stats-grid, .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid, .lead-grid, .promo-grid { grid-template-columns: 1fr; }
  .desktop-nav { display: none !important; }
  .mnav-btn { display: block; }
  .hero-visual { display: none; }
  .blog-layout { flex-direction: column; }
  .blog-toc { flex: none; width: 100%; position: static; order: 0; }
  .blog-main { order: 0; }
  [style*="grid-template-columns:repeat(4"]{ grid-template-columns:repeat(2,1fr) !important; }
  [style*="grid-template-columns:1fr 1fr"], [style*="grid-template-columns: 1fr 1fr"],
  [style*="grid-template-columns:1.02fr 1fr"], [style*="grid-template-columns: 1.02fr 1fr"]{ grid-template-columns:1fr !important; }
}

/* ---------- responsive: mobile (<= 600px) ---------- */
@media (max-width: 600px) {
  .grid-3, .stats-grid, .footer-grid, .form-grid { grid-template-columns: 1fr; }
  .container, .container-narrow, .container-lead { padding-left: 20px; padding-right: 20px; }
  h1 { font-size: 33px !important; line-height: 1.18 !important; }
  h2 { font-size: 25px !important; line-height: 1.22 !important; }
  .header-tel { display: none !important; }
  .header-bar { height: 64px !important; gap: 10px !important; padding-left: 18px !important; padding-right: 18px !important; }
  .header-cta { font-size: 13px !important; padding: 9px 13px !important; }
  .stat-cell { border-left: 0 !important; }
  .lead-panel { padding: 36px 24px !important; }
  .promo-grid { padding: 36px 24px 78px; }
  .form-grid input, .form-grid .field { grid-column: auto !important; }
  .blog-toc { margin-bottom: 24px; }
  .blog-main h1 { font-size: 28px !important; }
  .blog-main img { height: 200px !important; }
  .post-content { font-size: 16px !important; }
  .post-content h2 { font-size: 22px !important; }
  .post-content h3 { font-size: 18px !important; }
  [style*="display:grid"], [style*="display: grid"]{ grid-template-columns:1fr !important; }
  [style*="border-left: 1px solid rgba(2, 47, 49"], [style*="border-left:1px solid rgba(2,47,49"]{ border-left:0 !important; }
}

/* ---------- cart & checkout ---------- */
.cc-layout { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 32px; align-items: start; }
.cc-form .form-row { margin-bottom: 16px; }
.cc-form label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 4px; color: #31353a; }
.cc-form .field { width: 100%; }
.cc-form .form-half { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cc-card-row { display: flex; gap: 12px; }
.cc-card-row > * { flex: 1; }
.cc-summary .item { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid rgba(2,47,49,.08); }
.cc-summary .item-img { width: 56px; height: 56px; border-radius: 8px; object-fit: cover; flex-shrink: 0; }
.cc-summary .item-name { font-weight: 600; font-size: 14px; }
.cc-summary .item-meta { font-size: 13px; color: #515a63; }
.cc-summary .total-line { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.cc-summary .total-line.grand { font-weight: 900; font-size: 18px; padding-top: 12px; border-top: 2px solid rgba(2,47,49,.12); }
.cc-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.cc-actions button { width: 100%; padding: 14px; font-size: 16px; }
.cc-error { background: #fef2f2; border: 1px solid #fecaca; border-radius: 12px; padding: 12px 16px; color: #dc2626; font-size: 14px; margin-bottom: 16px; }
.cc-success { background: #f0fdf4; border: 1px solid #bbf7d0; border-radius: 12px; padding: 12px 16px; color: #16a34a; font-size: 14px; margin-bottom: 16px; }

@media (max-width: 700px) { .cc-layout { grid-template-columns: 1fr; } }