/* Nordic Dental — X-RAY LIGHTBOX / STERILE TRAY · not Craft TOP hooks, not Tap beam handles, not Hotel elevator, not Oasis bamboo */
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600;700&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600;8..60,700&display=swap");

:root {
  --ice: #f4f8fb;
  --foam: #ffffff;
  --teal: #0d9488;
  --deep: #0f766e;
  --steel: #64748b;
  --ink: #0f172a;
  --soft: #64748b;
  --film: #e2e8f0;
  --glow: #5eead4;
  --line: rgba(13, 148, 136, 0.16);
  --xray: 118px;
  --wrap: min(1080px, calc(100% - 2rem));
  --font: "Source Sans 3", system-ui, sans-serif;
  --display: "Source Serif 4", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100dvh;
  font: 16px/1.55 var(--font);
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 80% 0%, rgba(94, 234, 212, 0.18), transparent 55%),
    radial-gradient(700px 480px at 0% 100%, rgba(13, 148, 136, 0.08), transparent 50%),
    linear-gradient(180deg, #e8f1f6 0%, var(--ice) 42%, #f8fbfd 100%);
  overflow-x: hidden;
  padding-top: calc(var(--xray) + 0.35rem);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  background-image:
    radial-gradient(circle at 25% 30%, rgba(13,148,136,0.1) 0 1px, transparent 2px),
    linear-gradient(90deg, transparent 0 39px, rgba(100,116,139,0.04) 39px 40px);
  background-size: 72px 72px, 40px 100%;
}
a { color: inherit; }
img, svg { max-width: 100%; display: block; }
h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 0.55rem;
  text-wrap: balance;
  color: var(--ink);
}
h1 { font-size: clamp(2.35rem, 5.4vw, 3.8rem); }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.2rem); }
h3 { font-size: clamp(1.05rem, 1.6vw, 1.28rem); }
h1 em {
  font-style: italic;
  font-weight: 500;
  color: var(--teal);
}
h1 span { color: var(--deep); }

.back-st {
  position: fixed;
  top: max(10px, env(safe-area-inset-top));
  left: max(10px, env(safe-area-inset-left));
  z-index: 140;
  padding: 0.45rem 0.75rem;
  font: 700 12px/1 var(--mono);
  background: var(--teal);
  color: #fff;
  border: 0;
  text-decoration: none;
  border-radius: 6px;
}
.seal {
  position: fixed;
  top: max(10px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 140;
  width: 60px; height: 60px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  text-decoration: none;
  background: var(--foam);
  color: var(--deep);
  border: 1.5px solid rgba(13, 148, 136, 0.35);
  font: 800 0.55rem/1.05 var(--mono);
  text-align: center;
  box-shadow: 0 10px 22px rgba(15,23,42,0.1);
}
.seal b { display: block; font-size: 0.95rem; color: var(--teal); }

/* ===== NO standard header — TOP X-RAY LIGHTBOX (bitewing films, not Craft kraft hooks / Tap handles / Hotel buttons) ===== */
.xray {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--xray);
  z-index: 80;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(180deg, #1e293b 0%, #0f172a 55%, #020617 100%);
  border-bottom: 3px solid rgba(94, 234, 212, 0.35);
  box-shadow: 0 12px 28px rgba(15,23,42,0.22);
}
.xray__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.35rem 4.5rem 0 3.6rem;
  min-height: 28px;
}
.xray__brand {
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--glow);
}
.xray__brand small {
  display: block;
  font: 600 0.55rem/1.2 var(--mono);
  letter-spacing: 0.12em;
  color: rgba(226,232,240,0.55);
  margin-top: 0.1rem;
  text-transform: uppercase;
}
.xray-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 8px;
  border: 1px solid rgba(94,234,212,0.35);
  background: rgba(0,0,0,0.25);
  place-items: center;
  gap: 4px;
  flex-direction: column;
  cursor: pointer;
}
.xray-toggle i {
  display: block;
  width: 16px; height: 2px;
  background: var(--glow);
  border-radius: 2px;
}
.xray__films {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.35rem 1rem 0.55rem;
  overflow-x: auto;
  flex: 1;
  scrollbar-width: thin;
}
.xray__films a {
  position: relative;
  flex: 0 0 auto;
  width: 72px;
  min-height: 68px;
  padding: 0.55rem 0.35rem 0.45rem;
  display: grid;
  place-items: end center;
  text-decoration: none;
  text-align: center;
  font: 700 0.55rem/1.15 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(226,232,240,0.88));
  border: 1px solid rgba(148,163,184,0.55);
  border-radius: 2px;
  box-shadow:
    0 0 12px rgba(94,234,212,0.25),
    inset 0 0 20px rgba(94,234,212,0.12);
  transform-origin: top center;
}
.xray__films a::before {
  content: "";
  position: absolute;
  top: -8px; left: 50%;
  width: 10px; height: 10px;
  margin-left: -5px;
  border-radius: 50%;
  background: #94a3b8;
  box-shadow: 0 0 0 2px #334155;
}
.xray__films a::after {
  content: "";
  position: absolute;
  top: 12px; left: 50%;
  width: 28px; height: 22px;
  margin-left: -14px;
  border-radius: 40% 40% 45% 45%;
  background:
    radial-gradient(circle at 50% 40%, rgba(15,23,42,0.18), transparent 55%),
    linear-gradient(180deg, rgba(15,23,42,0.12), rgba(15,23,42,0.28));
  opacity: 0.85;
}
.xray__films a span {
  position: relative;
  z-index: 1;
  margin-top: 1.35rem;
}
.xray__films a:nth-child(odd) { transform: rotate(-1.5deg); }
.xray__films a:nth-child(even) { transform: rotate(1.2deg); }
.xray__films a[aria-current="page"],
.xray__films a:hover {
  transform: translateY(2px) rotate(0);
  box-shadow:
    0 0 18px rgba(94,234,212,0.55),
    inset 0 0 24px rgba(94,234,212,0.22);
  color: var(--deep);
  border-color: var(--glow);
}

.shell { position: relative; z-index: 1; }
.wrap { width: var(--wrap); margin-inline: auto; }
.ribbon {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0.85rem 0 0.15rem;
}
.ribbon span {
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font: 600 0.62rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--deep);
  background: rgba(255,255,255,0.8);
  border: 1px dashed rgba(13,148,136,0.28);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font: 700 0.68rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.65rem;
}
.eyebrow::before {
  content: "";
  width: 14px; height: 10px;
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, var(--film));
  box-shadow: 0 0 0 2px rgba(13,148,136,0.25), inset 0 0 6px rgba(94,234,212,0.35);
}
.lead { font-size: 1.05rem; color: var(--soft); max-width: 54ch; margin: 0 0 1rem; }
.muted { color: var(--soft); }
.note {
  padding: 0.85rem 1rem;
  border-left: 4px solid var(--teal);
  background: rgba(13, 148, 136, 0.08);
  border-radius: 0 12px 12px 0;
  color: var(--ink);
  margin: 0.85rem 0 1.1rem;
}
.section { padding: 2.1rem 0 0.35rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.1rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.78rem 1.15rem;
  border-radius: 10px;
  border: 1.5px solid rgba(15,23,42,0.1);
  background: var(--foam);
  color: var(--ink);
  font: 700 0.9rem/1 var(--font);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(15,23,42,0.1); }
.btn-teal {
  background: linear-gradient(135deg, #14b8a6, var(--teal));
  color: #fff;
  border-color: transparent;
}
.btn-steel {
  background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
  color: var(--ink);
  border-color: transparent;
}
.btn-ghost {
  background: transparent;
  border-color: var(--teal);
  color: var(--deep);
}

/* Sterile tray hero */
.tray-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.85fr);
  gap: 1.1rem;
  align-items: stretch;
  padding: 0.55rem 0 0.3rem;
}
.tray-hero__steel {
  position: relative;
  padding: clamp(1.35rem, 3vw, 2.1rem);
  border-radius: 18px;
  background:
    linear-gradient(145deg, #f8fafc 0%, #e2e8f0 40%, #cbd5e1 100%);
  border: 2px solid rgba(100, 116, 139, 0.35);
  box-shadow:
    0 18px 40px rgba(15,23,42,0.12),
    inset 0 1px 0 rgba(255,255,255,0.85),
    inset 0 -8px 20px rgba(100,116,139,0.12);
  overflow: hidden;
}
.tray-hero__steel::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 12px;
  border: 1px dashed rgba(100,116,139,0.28);
  pointer-events: none;
}
.tray-hero__steel > * { position: relative; z-index: 1; }

.vitals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 1.15rem 0 0.35rem;
}
.vitals article {
  padding: 0.75rem 0.7rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(13,148,136,0.18);
}
.vitals b {
  display: block;
  font-family: var(--display);
  font-size: 1.4rem;
  color: var(--teal);
  line-height: 1;
}
.vitals span {
  display: block;
  margin-top: 0.3rem;
  font: 600 0.62rem/1.2 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--soft);
}

.probe-stack {
  display: grid;
  gap: 0.65rem;
  align-content: start;
}
.probe {
  position: relative;
  padding: 0.95rem 1.05rem 1.05rem;
  border-radius: 14px;
  background: var(--foam);
  border: 1.5px solid rgba(15,23,42,0.08);
  box-shadow: 0 10px 22px rgba(15,23,42,0.06);
  overflow: hidden;
}
.probe::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--glow), var(--teal));
}
.probe--hot {
  background: linear-gradient(160deg, #f0fdfa, var(--foam));
  border-color: rgba(13,148,136,0.28);
}
.probe__meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font: 600 0.62rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--soft);
  margin-bottom: 0.4rem;
  padding-left: 0.35rem;
}
.probe h3 { margin: 0 0 0.2rem; font-size: 1.1rem; padding-left: 0.35rem; }
.probe p { margin: 0; color: var(--soft); font-size: 0.9rem; padding-left: 0.35rem; }
.probe .price {
  margin-top: 0.5rem;
  padding-left: 0.35rem;
  font: 700 1.05rem/1 var(--mono);
  color: var(--teal);
}

.board {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 1rem;
}
.panel {
  padding: 1.05rem 1.1rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(15,23,42,0.08);
}
.panel.deep {
  background: linear-gradient(160deg, #134e4a, var(--deep));
  color: #ecfdf5;
  border-color: transparent;
}
.panel.deep h3, .panel.deep .kv b { color: #fff; }
.panel.deep .kv span, .panel.deep .muted { color: rgba(236,253,245,0.78); }
.kv {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 0.55rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed rgba(15,23,42,0.1);
  font-size: 0.94rem;
}
.panel.deep .kv { border-bottom-color: rgba(255,255,255,0.12); }
.kv:last-child { border-bottom: 0; }
.kv b {
  font: 700 0.72rem/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
}

.tiers {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}
.tier {
  padding: 1rem 0.95rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.88);
  border: 1px solid rgba(15,23,42,0.08);
}
.tier .n {
  font-family: var(--display);
  font-size: 1.7rem;
  color: var(--teal);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.tray { display: grid; gap: 0.55rem; }
.tray-row {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.8rem 0.9rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(15,23,42,0.08);
}
.tray-row .code {
  width: 48px; height: 48px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font: 700 0.72rem/1 var(--mono);
  color: #fff;
  background: linear-gradient(135deg, #14b8a6, var(--teal));
}
.tray-row h3 { margin: 0 0 0.15rem; font-size: 1.05rem; }
.tray-row p { margin: 0; font-size: 0.88rem; color: var(--soft); }
.tray-row .price {
  font: 700 0.95rem/1 var(--mono);
  color: var(--teal);
  white-space: nowrap;
}

.split-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.menu-head {
  display: grid;
  grid-template-columns: 1fr minmax(220px, 320px);
  gap: 1rem;
  align-items: end;
}
.menu-head input,
.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1.5px solid rgba(15,23,42,0.1);
  background: var(--foam);
  font: 500 0.95rem/1.3 var(--font);
  color: var(--ink);
}
.form textarea { min-height: 110px; resize: vertical; }
.form {
  display: grid;
  gap: 0.75rem;
  padding: 1.1rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(15,23,42,0.08);
}
.form label {
  display: grid;
  gap: 0.35rem;
  font: 600 0.78rem/1.2 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--soft);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0.9rem 0;
}
.chip {
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(15,23,42,0.1);
  background: rgba(255,255,255,0.85);
  font: 700 0.82rem/1 var(--font);
  color: var(--ink);
  cursor: pointer;
}
.chip.on {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}
.menu-sheet { display: grid; gap: 0.65rem; }
.care-card {
  display: grid;
  grid-template-columns: 56px 1fr auto auto;
  grid-template-rows: auto auto;
  gap: 0.3rem 0.85rem;
  align-items: center;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(15,23,42,0.08);
}
.care-card .code {
  grid-row: span 2;
  width: 52px; height: 52px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font: 700 0.78rem/1 var(--mono);
  color: #fff;
  background: linear-gradient(135deg, #14b8a6, var(--teal));
}
.care-card .cat {
  font: 700 0.62rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
}
.care-card h3 { margin: 0.15rem 0 0; }
.care-card .blurb {
  grid-column: 2 / 3;
  margin: 0;
  font-size: 0.88rem;
}
.care-card .price {
  font: 700 1rem/1 var(--mono);
  color: var(--ink);
  white-space: nowrap;
}
.care-card .btn { grid-row: span 2; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
.person {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(15,23,42,0.08);
}
.avatar {
  width: 54px; height: 54px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 30%, var(--glow), var(--teal) 55%, var(--deep));
  border: 2px solid rgba(13,148,136,0.2);
  flex-shrink: 0;
}
.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}
.g {
  min-height: 140px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
  font: 700 0.82rem/1.3 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--deep);
  background:
    linear-gradient(145deg, rgba(13,148,136,0.1), rgba(226,232,240,0.6)),
    var(--foam);
  border: 1px solid rgba(15,23,42,0.08);
}
.g:nth-child(2n) {
  background:
    linear-gradient(145deg, rgba(15,23,42,0.06), rgba(94,234,212,0.18)),
    var(--foam);
}
.faq details {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(15,23,42,0.08);
  margin-bottom: 0.55rem;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--ink);
}
.faq p { margin: 0.55rem 0 0; }

.buyer {
  width: 100%;
  border-collapse: collapse;
  margin: 1.35rem 0 0.4rem;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(15,23,42,0.1);
  background: rgba(255,255,255,0.88);
}
.buyer th, .buyer td { text-align: left; padding: 0.75rem 1rem; }
.buyer th {
  background: rgba(13, 148, 136, 0.1);
  font: 700 0.72rem/1.3 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
}
.buyer td { color: var(--soft); font-size: 0.92rem; }

.footer {
  margin-top: 2.6rem;
  padding: 1.8rem 0 2.4rem;
  border-top: 1px solid rgba(15,23,42,0.1);
  background: rgba(15,23,42,0.04);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 1.2rem;
}
.footer a { text-decoration: underline; text-underline-offset: 3px; color: var(--teal); }
.footer p { margin: 0.4rem 0 0; color: var(--soft); font-size: 0.92rem; }

.toast {
  position: fixed;
  left: 50%;
  bottom: max(18px, env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(120%);
  z-index: 200;
  padding: 0.75rem 1.1rem;
  border-radius: 999px;
  background: var(--teal);
  color: #fff;
  font: 700 0.88rem/1.2 var(--font);
  opacity: 0;
  transition: 0.28s ease;
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.reveal { opacity: 0; transform: translateY(12px); transition: 0.5s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .tray-hero, .board, .menu-head { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  body { padding-top: 0; padding-bottom: 78px; }
  .xray {
    top: auto; bottom: 0;
    height: 68px;
    border-bottom: 0;
    border-top: 3px solid rgba(94, 234, 212, 0.35);
    box-shadow: 0 -10px 24px rgba(15,23,42,0.22);
  }
  .xray__bar {
    padding: 0.55rem 0.85rem;
    min-height: 100%;
  }
  .xray__films {
    position: absolute;
    left: 0.65rem; right: 0.65rem;
    bottom: calc(100% + 0.45rem);
    display: none;
    flex-wrap: wrap;
    justify-content: stretch;
    gap: 0.45rem;
    padding: 0.7rem;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.97);
    border: 1px solid rgba(94,234,212,0.3);
    box-shadow: 0 12px 28px rgba(0,0,0,0.28);
    max-height: min(60vh, 420px);
    overflow-y: auto;
  }
  .xray__films.is-open { display: flex; }
  .xray__films a {
    width: calc(50% - 0.25rem);
    min-height: 56px;
    transform: none !important;
    place-items: center;
  }
  .xray__films a::before,
  .xray__films a::after { display: none; }
  .xray__films a span { margin-top: 0; }
  .xray-toggle { display: inline-flex; }
  .vitals, .split-3, .gallery, .team-grid { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: 1fr 1fr; }
  .care-card {
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto auto auto auto;
  }
  .care-card .code { grid-row: span 1; }
  .care-card .blurb { grid-column: 1 / -1; }
  .care-card .price { grid-column: 1 / 2; }
  .care-card .btn { grid-column: 2 / 3; grid-row: auto; justify-self: end; }
  .reveal { opacity: 1; transform: none; transition: none; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
}


/* NAV-FIX: always-visible back + working mobile menu */
.back-st{
  position:fixed!important;
  z-index:9999!important;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  min-height:40px!important;
  padding:.45rem .75rem!important;
  background:#111!important;
  color:#f5f5f5!important;
  border:0!important;
  box-shadow:0 4px 14px rgba(0,0,0,.28)!important;
  text-decoration:none!important;
  text-transform:uppercase!important;
  font-weight:700!important;
  letter-spacing:.06em!important;
  opacity:1!important;
  visibility:visible!important;
  pointer-events:auto!important;
  transform:none!important;
  writing-mode:horizontal-tb!important;
  clip-path:none!important;
  mix-blend-mode:normal!important;
  right:auto!important;
  bottom:auto!important;
}
.back-st{top:max(10px,env(safe-area-inset-top))!important;left:max(10px,env(safe-area-inset-left))!important;}

/* LAYOUT-FIX: hero composition variant */
@media(min-width:901px){.tray-hero{grid-template-columns:1.1fr 1fr!important;align-items:stretch!important;} .tray-hero>:first-child{position:sticky!important;top:1rem!important;}}

@media (max-width:820px){
  [class*="toggle"],.nav-toggle{
    display:inline-flex!important;align-items:center;justify-content:center;
    min-width:44px;min-height:44px;cursor:pointer;
    pointer-events:auto!important;visibility:visible!important;opacity:1!important;
    background:#111!important;color:#fff!important;
    border:1px solid rgba(255,255,255,.35)!important;
    z-index:10002!important;
  }
  [class*="toggle"] i,.nav-toggle i{background:#fff!important;display:block!important;}
  
  .xray{
    top:0!important;left:0!important;right:0!important;bottom:auto!important;
    width:100%!important;height:auto!important;min-height:58px!important;
    max-height:none!important;flex-direction:row!important;align-items:center!important;
    overflow:visible!important;z-index:9000!important;
    padding-top:env(safe-area-inset-top)!important;
  }
  .xray [class*="__rack"],.xray [class*="__shelf"],.xray [class*="__strand"],.xray [class*="__frames"],.xray [class*="__stones"],.xray [class*="__wheels"],.xray [class*="__links"],.xray [class*="__flow"],.xray [class*="__grid"],.xray [class*="__route"],[class*="__steps"],[class*="__ports"],[class*="__nav"],[class*="__menu"],[class*="__list"],.xray [class*="__beads"]{
    display:none!important;
    position:absolute!important;top:100%!important;left:0!important;right:0!important;bottom:auto!important;
    max-height:min(70dvh,520px)!important;overflow:auto!important;
    flex-direction:column!important;gap:.35rem!important;
    padding:.75rem!important;
    background:#141414!important;color:#f5f5f5!important;
    border-bottom:1px solid rgba(255,255,255,.12)!important;
    z-index:10001!important;
  }
  body{padding-left:0!important;padding-right:0!important;padding-top:max(72px,calc(58px + env(safe-area-inset-top)))!important;padding-bottom:0!important;}
  .seal{top:max(78px,calc(env(safe-area-inset-top) + 64px))!important;right:max(10px,env(safe-area-inset-right))!important;left:auto!important;bottom:auto!important;z-index:9001!important;}
  [class*="toggle"]{margin-left:auto!important;position:relative!important;transform:none!important;}

  [class*="__rack"].is-open,[class*="__shelf"].is-open,[class*="__strand"].is-open,[class*="__frames"].is-open,[class*="__stones"].is-open,[class*="__wheels"].is-open,[class*="__links"].is-open,[class*="__flow"].is-open,[class*="__grid"].is-open,[class*="__route"],[class*="__steps"],[class*="__ports"],[class*="__nav"],[class*="__menu"],[class*="__list"].is-open,[class*="__beads"].is-open,.is-open[class*="__"],.topnav__links.is-open,.mast__links.is-open{display:flex!important;}
  .back-st{top:max(10px,env(safe-area-inset-top))!important;left:max(10px,env(safe-area-inset-left))!important;transform:none!important;writing-mode:horizontal-tb!important;}
}