/* site.css — K-Plating shared design system (Type A · Editorial Luxe)
   Cormorant Garamond headlines · Hanken Grotesk body · Space Mono spec labels.
   One gold accent on two grounds: warm near-black + warm paper. */

:root {
  /* grounds */
  --ink: #1a1a1d;
  --black: #0e0d0b;
  --panel: #16140f;
  --panel2: #1f1c16;
  --paper: #f5f3ee;
  --paper2: #ece8df;
  /* text */
  --on-dark: #e9e4d8;
  --on-dark-mut: #8f897c;
  --on-light: #1a1a1d;
  --on-light-mut: #6b675e;
  /* accent */
  --gold: #b8860b;
  --gold-hi: #d8b65f;
  --gold-deep: #8a6508;
  /* metallic steel-blue — darker gunmetal accent for selectable options */
  --steel: #6f8da9;
  --steel-hi: #9eb6cf;
  --steel-deep: #294a64;
  --line-dark: rgba(233,228,216,0.12);
  --line-light: rgba(26,26,29,0.12);
  --line-gold: rgba(184,134,11,0.28);
  /* type */
  --serif: "Cormorant Garamond", Georgia, serif;
  --body: "Hanken Grotesk", system-ui, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
  /* layout */
  --maxw: 1200px;
  --pad: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  background: var(--black);
  color: var(--on-dark);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.paper { background: var(--paper); color: var(--on-light); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
[hidden] { display: none !important; }

/* ── type utilities ─────────────────────────────────────────── */
.mono {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
body.paper .mono { color: var(--gold-deep); }
.serif { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; line-height: 1.02; }
.h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(2.6rem, 6.5vw, 5.2rem); line-height: 0.96; letter-spacing: -0.02em; }
.h2 { font-family: var(--serif); font-weight: 500; font-size: clamp(2rem, 4.5vw, 3.4rem); line-height: 1.0; letter-spacing: -0.01em; }
.h3 { font-family: var(--serif); font-weight: 500; font-size: clamp(1.4rem, 2.6vw, 2rem); line-height: 1.05; }
.lede { font-size: clamp(1rem, 1.5vw, 1.18rem); line-height: 1.6; color: var(--on-dark-mut); max-width: 46ch; }
body.paper .lede { color: var(--on-light-mut); }
.muted { color: var(--on-dark-mut); }
body.paper .muted { color: var(--on-light-mut); }
.gold-text { color: var(--gold-hi); }
body.paper .gold-text { color: var(--gold-deep); }

/* ── shell ──────────────────────────────────────────────────── */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
section { position: relative; }

/* ── buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.95em 1.5em; border-radius: 1px; cursor: pointer; border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn .arw { font-size: 1.1em; transition: transform .2s ease; }
.btn:hover .arw { transform: translateX(3px); }
.btn-gold { color: var(--black); background: linear-gradient(180deg, var(--gold-hi), var(--gold)); border: none; }
.btn-gold:hover { box-shadow: 0 6px 24px rgba(184,134,11,0.32); transform: translateY(-1px); }
.btn-ghost { color: var(--gold); border-color: var(--line-gold); background: transparent; }
.btn-ghost:hover { border-color: var(--gold); background: rgba(184,134,11,0.07); }
body.paper .btn-ghost { color: var(--gold-deep); border-color: rgba(138,101,8,0.32); }

/* ── nav ────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem var(--pad);
  backdrop-filter: blur(12px);
  background: rgba(14,13,11,0.72);
  border-bottom: 1px solid var(--line-dark);
}
body.paper .nav { background: rgba(245,243,238,0.78); border-bottom: 1px solid var(--line-light); }
.nav-links { display: flex; align-items: center; gap: clamp(14px, 2vw, 28px); }
.nav-link {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--on-dark-mut); transition: color .15s ease; padding: 4px 0; position: relative;
}
body.paper .nav-link { color: var(--on-light-mut); }
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--on-dark); }
body.paper .nav-link:hover, body.paper .nav-link[aria-current="page"] { color: var(--ink); }
.nav-link[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--gold);
}
.nav-toggle { display: none; background: none; border: none; color: inherit; cursor: pointer; font-size: 1.3rem; }

/* ── brand lockup ───────────────────────────────────────────── */
.brand { display: inline-flex; align-items: center; gap: 10px; }
.shield {
  width: 22px; height: 25px; position: relative; flex: 0 0 auto;
  -webkit-clip-path: polygon(50% 0,100% 16%,100% 60%,50% 100%,0 60%,0 16%);
  clip-path: polygon(50% 0,100% 16%,100% 60%,50% 100%,0 60%,0 16%);
  background: var(--gold);
  display: grid; place-items: center;
}
.shield::before {
  content: ""; position: absolute; inset: 1.6px; background: var(--black);
  -webkit-clip-path: polygon(50% 0,100% 16%,100% 60%,50% 100%,0 60%,0 16%);
  clip-path: polygon(50% 0,100% 16%,100% 60%,50% 100%,0 60%,0 16%);
}
body.paper .shield::before { background: var(--paper); }
.shield span {
  position: relative; z-index: 1; font-family: var(--serif); font-weight: 600;
  font-size: 13px; color: var(--gold); line-height: 1; margin-top: -1px;
}
.brand-word { display: inline-flex; align-items: baseline; }
.brand-word .k { font-family: var(--serif); font-weight: 500; font-size: 1.15rem; }
.brand-word .dash { font-family: var(--mono); color: var(--gold); margin: 0 2px; font-size: 0.78rem; transform: translateY(-1px); }
.brand-word .plating { font-family: var(--body); font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; font-size: 0.78rem; }

/* ── eyebrow + section heads ────────────────────────────────── */
.eyebrow { display: inline-flex; align-items: center; gap: 0.7em; margin-bottom: 1.1rem; }
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--gold); }

/* ── cards / panels ─────────────────────────────────────────── */
.hair { height: 1px; background: var(--line-dark); border: none; margin: 0; }
body.paper .hair { background: var(--line-light); }

/* ── placeholder media ──────────────────────────────────────── */
.ph {
  position: relative; width: 100%; height: 100%; overflow: hidden;
  background: repeating-linear-gradient(135deg,#181712 0 14px,#1d1b15 14px 28px);
  display: grid; place-items: center;
}
body.paper .ph { background: repeating-linear-gradient(135deg,#e7e3d8 0 14px,#ece8de 14px 28px); }
.ph-label {
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(143,137,124,0.9); border: 1px solid rgba(143,137,124,0.4);
  padding: 4px 9px; border-radius: 1px; background: rgba(14,13,11,0.35); text-align: center;
}
body.paper .ph-label { color: rgba(107,103,94,0.95); border-color: rgba(107,103,94,0.4); background: rgba(245,243,238,0.5); }

/* ── footer ─────────────────────────────────────────────────── */
.footer { background: var(--black); color: var(--on-dark); border-top: 1px solid var(--line-dark); padding: 3.5rem var(--pad) 2rem; }
.footer a:hover { color: var(--gold-hi); }
.footer-grid { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2rem; }
.footer-col h4 { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin: 0 0 1rem; font-weight: 400; }
.footer-col a, .footer-col p { display: block; color: var(--on-dark-mut); font-size: 0.92rem; margin-bottom: 0.6rem; line-height: 1.5; }
.footer-base { max-width: var(--maxw); margin: 2.5rem auto 0; padding-top: 1.5rem; border-top: 1px solid var(--line-dark); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-dark-mut); }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ── contact block (About + FAQ) ────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.contact-card {
  display: flex; flex-direction: column; gap: 0.35rem; text-decoration: none;
  padding: 1.05rem 1.2rem; border: 1px solid var(--line-dark); border-radius: 1px;
  background: rgba(255,255,255,0.015); transition: border-color .15s ease, transform .15s ease, background .15s ease;
}
.contact-card:hover { border-color: var(--gold); transform: translateY(-2px); background: rgba(184,134,11,0.06); }
.contact-card--static:hover { transform: none; border-color: var(--line-gold); background: rgba(184,134,11,0.04); }
.contact-key { color: var(--gold) !important; }
.contact-val { font-family: var(--serif); font-size: 1.3rem; color: var(--on-dark); letter-spacing: -0.01em; overflow-wrap: anywhere; }
.contact-card--email .contact-val { font-size: 1.05rem; letter-spacing: 0; }
body.paper .contact-card { border-color: var(--line-light); background: rgba(0,0,0,0.012); }
body.paper .contact-val { color: var(--ink); }

/* ── floating WhatsApp contact button ───────────────────────── */
.wa-fab {
  position: fixed; right: clamp(16px, 3vw, 28px); bottom: clamp(16px, 3vw, 28px); z-index: 60;
  display: inline-flex; align-items: center; gap: 0.6em;
  padding: 0.7rem 1.1rem 0.7rem 0.85rem; border-radius: 999px;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold)); color: var(--black);
  font-family: var(--mono); font-size: 0.62rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  text-decoration: none; box-shadow: 0 8px 28px rgba(14,13,11,0.32), 0 2px 8px rgba(184,134,11,0.4);
  transition: transform .18s ease, box-shadow .18s ease;
}
.wa-fab:hover { transform: translateY(-2px); box-shadow: 0 12px 34px rgba(14,13,11,0.4), 0 3px 12px rgba(184,134,11,0.5); color: var(--black); }
.wa-fab svg { width: 22px; height: 22px; display: block; flex: none; }
.wa-fab .wa-label { white-space: nowrap; }
@media (max-width: 520px) { .wa-fab .wa-label { display: none; } .wa-fab { padding: 0.85rem; } }

/* ── waitlist banner ────────────────────────────────────────── */
.waitbar {
  display: flex; align-items: center; justify-content: center; gap: 0.9em;
  padding: 0.55rem 1rem; background: var(--panel); border-bottom: 1px solid var(--line-gold);
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-dark-mut);
}
body.paper .waitbar { background: var(--paper2); border-bottom: 1px solid rgba(138,101,8,0.25); color: var(--on-light-mut); }
.waitbar .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold-hi); box-shadow: 0 0 8px var(--gold-hi); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
.waitbar b { color: var(--gold); font-weight: 700; }

/* ── reveal on scroll ───────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ── before/after slider ────────────────────────────────────── */
.ba { position: relative; width: 100%; height: 100%; overflow: hidden; cursor: ew-resize; user-select: none; touch-action: none; }
.ba-layer { position: absolute; inset: 0; }
.ba-after { background: repeating-linear-gradient(135deg,#2a2110 0 16px,#332813 16px 32px); }
.ba-after .glow { position: absolute; inset: 0; background: radial-gradient(120% 90% at 70% 25%,rgba(216,182,95,0.22),transparent 60%); }
.ba-before { background: repeating-linear-gradient(135deg,#1c1d20 0 16px,#232529 16px 32px); }
.ba-before .glow { position: absolute; inset: 0; background: radial-gradient(120% 90% at 30% 25%,rgba(207,214,221,0.16),transparent 60%); }
.ba-chip { position: absolute; bottom: 14px; font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; padding: 3px 8px; border-radius: 1px; background: rgba(14,13,11,0.45); }
.ba-handle { position: absolute; top: 0; bottom: 0; width: 1.5px; background: var(--gold-hi); box-shadow: 0 0 14px rgba(216,182,95,0.6); transform: translateX(-50%); }
.ba-knob { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 38px; height: 38px; border-radius: 50%; border: 1.5px solid var(--gold-hi); background: rgba(14,13,11,0.5); backdrop-filter: blur(2px); display: grid; place-items: center; color: var(--gold-hi); font-size: 13px; }

/* ── segmented controls + calculator ────────────────────────── */
.field { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1.4rem; }
.field > .mono { margin: 0; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button {
  font-family: var(--mono); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.7em 1em; border-radius: 1px; cursor: pointer; transition: all .15s ease;
  border: 1px solid var(--line-light); background: transparent; color: var(--steel-deep);
}
.seg button:hover { border-color: var(--gold); color: var(--ink); }
.seg button.on { background: var(--gold); border-color: var(--gold); color: var(--black); font-weight: 700; }
.seg button.unavail, .seg button:disabled { opacity: 0.5; cursor: not-allowed; }
.seg button.unavail:hover, .seg button:disabled:hover { border-color: var(--line-dark); color: var(--on-dark-mut); }
.seg button.unavail s { text-decoration-thickness: 1.5px; }

.calc-grid { display: grid; grid-template-columns: 1.25fr 0.95fr; gap: clamp(24px, 4vw, 56px); align-items: start; }
.receipt { background: var(--paper2); border: 1px solid var(--line-light); padding: clamp(22px, 3vw, 32px); position: sticky; top: 90px; }
.calc-line { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.96rem; color: var(--on-light-mut); padding: 0.55rem 0; }
.calc-amt { font-family: var(--mono); font-size: 0.85rem; color: var(--ink); }
.calc-total-row { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--line-light); margin-top: 0.4rem; padding-top: 1rem; }
.calc-total { font-family: var(--serif); font-weight: 500; font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 0.9; color: var(--ink); }
.calc-sub { font-size: 0.82rem; color: var(--on-light-mut); margin-top: 0.5rem; }
.calc-breakdown { display: flex; flex-direction: column; gap: 0.55rem; margin: 1.3rem 0; }
.calc-breakdown .row { display: flex; justify-content: space-between; font-size: 0.9rem; color: var(--on-light-mut); }
.calc-breakdown .row span:last-child { font-family: var(--mono); font-size: 0.8rem; color: var(--ink); }

/* ── intake form ────────────────────────────────────────────── */
.intake-wrap { max-width: 860px; }
.intake-head { max-width: 56ch; margin-bottom: clamp(28px, 4vh, 44px); }
.steps { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; margin-bottom: 2rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--line-dark); }
.step { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-dark-mut); position: relative; padding-left: 1.4em; cursor: default; transition: color .2s; }
.step::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 7px; height: 7px; border-radius: 50%; border: 1px solid var(--on-dark-mut); }
.step.on { color: var(--gold-hi); cursor: pointer; }
.step.on::before { background: var(--gold-hi); border-color: var(--gold-hi); box-shadow: 0 0 8px rgba(216,182,95,0.5); }
.step.done { color: var(--gold); cursor: pointer; }
.step.done::before { background: var(--gold); border-color: var(--gold); }

.panel { border: 0; margin: 0; padding: 0; min-width: 0; animation: fadeUp .4s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.panel-legend { padding: 0; margin-bottom: 1.6rem; }
.panel-legend h2 { margin-top: 0.5rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.4rem; }
.fld { display: flex; flex-direction: column; gap: 0.5rem; min-width: 0; }
.fld > span { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-dark-mut); }
.fld input, .fld textarea {
  font-family: var(--body); font-size: 0.98rem; color: var(--on-dark);
  background: var(--panel); border: 1px solid var(--line-dark); border-radius: 1px;
  padding: 0.8em 0.9em; transition: border-color .18s ease, box-shadow .18s ease; resize: vertical;
}
.fld input::placeholder, .fld textarea::placeholder { color: rgba(143,137,124,0.55); }
.fld input:focus, .fld textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(184,134,11,0.12); }
.fld input.bad, .fld textarea.bad { border-color: #c0533b; box-shadow: 0 0 0 3px rgba(192,83,59,0.18); }
.fld .seg button { color: var(--steel); border-color: var(--line-dark); }
.fld .seg button:hover { border-color: var(--steel-hi); color: var(--steel-hi); }

.review { display: flex; flex-direction: column; border: 1px solid var(--line-dark); background: var(--panel); margin-bottom: 1.4rem; }
.rev-row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 1rem; border-bottom: 1px solid var(--line-dark); font-size: 0.92rem; }
.rev-row:last-child { border-bottom: 0; }
.rev-row span:first-child { font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-dark-mut); align-self: center; }
.rev-row span:last-child { color: var(--on-dark); text-align: right; }

.check { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.9rem; color: var(--on-dark-mut); line-height: 1.5; margin-bottom: 1.4rem; }
.check input { margin-top: 0.25rem; accent-color: var(--gold); width: 16px; height: 16px; flex: 0 0 auto; }
.check a { color: var(--gold); text-decoration: underline; text-underline-offset: 2px; }

.reserve-box { display: flex; align-items: center; justify-content: space-between; gap: 1.4rem; flex-wrap: wrap; padding: clamp(18px, 3vw, 28px); border: 1px solid var(--line-gold); background: var(--panel); }

.form-nav { display: flex; align-items: center; gap: 0.8rem; margin-top: 2rem; padding-top: 1.6rem; border-top: 1px solid var(--line-dark); }
.form-msg { min-height: 1.2em; margin-top: 0.9rem; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: #d98a6a; }

.intake-done { padding: clamp(60px, 14vh, 160px) 0; }

@media (max-width: 620px) {
  .grid-2 { grid-template-columns: 1fr; }
  .reserve-box { flex-direction: column; align-items: stretch; }
  .reserve-box .btn { justify-content: center; }
}

/* ── FAQ accordion ──────────────────────────────────────────── */
.faq { display: flex; flex-direction: column; }
.faq details { border-top: 1px solid var(--line-light); padding: 0.4rem 0; }
.faq details:last-child { border-bottom: 1px solid var(--line-light); }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 0; font-family: var(--serif); font-weight: 500; font-size: clamp(1.25rem, 2.2vw, 1.6rem); color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--body); font-weight: 400; font-size: 1.5rem; color: var(--gold-deep); transition: transform .25s ease; flex: 0 0 auto; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: 0 0 1.2rem; max-width: 64ch; color: var(--on-light-mut); font-size: 1.02rem; line-height: 1.7; }
.faq p b { color: var(--ink); }

/* ── example price cards ────────────────────────────────────── */
.price-card { background: var(--paper); border: 1px solid var(--line-light); padding: clamp(20px, 2.5vw, 28px); display: flex; flex-direction: column; transition: border-color .2s ease, transform .2s ease; }
.price-card:hover { border-color: var(--line-gold); transform: translateY(-2px); }
.price-card .price-amt { font-family: var(--serif); font-weight: 500; font-size: 1.9rem; color: var(--ink); margin-top: auto; padding-top: 1rem; }

/* ── gallery grid + lightbox ────────────────────────────────── */
.gal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.gal-cell .gal-meta {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 1.1rem 0.7rem 0.6rem;
  background: linear-gradient(transparent, rgba(14,13,11,0.88));
  display: flex; justify-content: space-between; align-items: baseline; gap: 8px;
  opacity: 0; transform: translateY(8px); transition: opacity .25s ease, transform .25s ease;
}
.gal-cell:hover .gal-meta { opacity: 1; transform: none; }
.gal-cell:hover { border-color: var(--line-gold); }
.gal-t { font-family: var(--serif); font-size: 1rem; color: var(--on-dark); }
.gal-s { font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-hi); }

.video-slot .play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid var(--gold-hi);
  background: rgba(14,13,11,0.45); color: var(--gold-hi); display: grid; place-items: center;
  font-size: 14px; padding-left: 3px; pointer-events: none; transition: transform .2s ease;
}
.video-slot:hover .play { transform: translate(-50%, -50%) scale(1.1); }

.lb {
  position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center;
  gap: clamp(8px, 2vw, 28px); padding: clamp(16px, 5vw, 64px);
  background: rgba(8,7,6,0.92); backdrop-filter: blur(10px);
}
.lb[hidden] { display: none; }
.lb-fig { margin: 0; width: min(78vw, 760px); }
.lb-fig .ph { aspect-ratio: 4/3; }
.lb-fig figcaption { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-top: 0.9rem; font-family: var(--serif); font-size: 1.3rem; color: var(--on-dark); }
.lb-close { position: absolute; top: clamp(14px, 3vw, 30px); right: clamp(14px, 3vw, 30px); background: none; border: 1px solid var(--line-dark); color: var(--on-dark); width: 42px; height: 42px; border-radius: 50%; font-size: 1rem; cursor: pointer; transition: border-color .2s; }
.lb-close:hover { border-color: var(--gold); }
.lb-nav { background: none; border: 1px solid var(--line-dark); color: var(--on-dark); width: 48px; height: 48px; border-radius: 50%; font-size: 1.6rem; cursor: pointer; flex: 0 0 auto; transition: border-color .2s, color .2s; }
.lb-nav:hover { border-color: var(--gold); color: var(--gold-hi); }

@media (max-width: 860px) {
  .gallery-feature, [data-ba] { min-height: 0; }
  .feat-grid { grid-template-columns: 1fr !important; }
}
@media (max-width: 760px) {
  .calc-grid { grid-template-columns: 1fr; }
  .receipt { position: static; }
  .nav-links { position: fixed; inset: 56px 0 auto 0; flex-direction: column; align-items: flex-start; gap: 0; background: var(--black); border-bottom: 1px solid var(--line-dark); padding: 0.5rem var(--pad) 1.2rem; transform: translateY(-120%); transition: transform .3s ease; }
  body.paper .nav-links { background: var(--paper); }
  .nav-links.open { transform: none; }
  .nav-links .nav-link { padding: 0.7rem 0; width: 100%; border-bottom: 1px solid var(--line-dark); }
  .nav-links .btn { margin-top: 0.8rem; }
  .nav-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr; }
}