/* ==========================================================================
   COMPONENTS — EtchTechDenver
   ========================================================================== */

/* ==========================================================================
   1. GLASS SURFACE
   Frosted glass is used honestly here: this business etches frosted glass.
   ========================================================================== */
.glass {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-2), var(--inner-highlight);
}
/* Inside .invert the surface is translucent graphite, so real frost applies. */
.invert .glass {
  background: var(--surface-glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .invert .glass { background: var(--surface); }
}
/* On the pure-white band a white card would vanish, so warm it slightly. */
.section--light .glass { background: var(--surface-2); }

/* ==========================================================================
   2. BUTTONS
   ========================================================================== */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--heading);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  min-height: 48px;
  padding: 0.9rem 1.75rem;
  border-radius: var(--r-sm);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 600;
  font-size: 0.9688rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition:
    background-color var(--dur-base) var(--ease-entrance),
    color var(--dur-base) var(--ease-entrance),
    box-shadow var(--dur-base) var(--ease-entrance),
    border-color var(--dur-base) var(--ease-entrance);
}
.btn svg { flex: none; width: 18px; height: 18px; }
.btn__label {
  display: inline-block;
  transition: transform var(--dur-base) var(--ease-spring);
  will-change: auto;
}

/* Primary — magnetic, amber */
.btn--primary {
  --btn-bg: var(--accent);
  --btn-fg: var(--on-accent);
  box-shadow: var(--shadow-1), var(--inner-highlight);
  font-weight: 700;
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, transparent 20%, rgba(255,255,255,.42) 50%, transparent 80%);
  transform: translateX(-130%);
  transition: transform 620ms var(--ease-entrance);
}
.btn--primary:hover {
  --btn-bg: var(--accent-bright);
  box-shadow: var(--shadow-glow), var(--inner-highlight);
}
.btn--primary:hover::before { transform: translateX(130%); }

/* Ghost — hairline outline; sits on paper or on a card */
.btn--ghost {
  border: 1px solid var(--line-strong);
  color: var(--heading);
  background: var(--surface);
}
.invert .btn--ghost { background: transparent; }
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent-ink);
  background: var(--accent-glow-soft);
}

/* Solid ink, for the amber CTA band */
.btn--ink {
  --btn-bg: var(--ink-deep);
  --btn-fg: #F6F8FA;
  box-shadow: var(--shadow-1);
}
.btn--ink:hover { --btn-bg: var(--ink-graphite); box-shadow: var(--shadow-2); }

.btn--block { width: 100%; }
.btn--lg { min-height: 56px; padding: 1.05rem 2.25rem; font-size: 1.0312rem; }

.btn[disabled], .btn[aria-busy="true"] { opacity: .6; pointer-events: none; }

/* Inline text link with animated underline */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--accent-ink);
  font-weight: 600;
  font-size: var(--fs-small);
  cursor: pointer;
}
.link-arrow svg { transition: transform var(--dur-base) var(--ease-entrance); }
.link-arrow:hover svg { transform: translateX(5px); }

/* ==========================================================================
   3. TOP UTILITY BAR
   ========================================================================== */
.topbar {
  height: var(--topbar-h);
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  font-size: 0.8125rem;
  overflow: hidden;
  transition: height var(--dur-base) var(--ease-exit), opacity var(--dur-base) var(--ease-exit);
}
.topbar__inner {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
}
.topbar__group { display: flex; align-items: center; gap: var(--sp-5); }
.topbar__item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--body);
  white-space: nowrap;
  transition: color var(--dur-micro) var(--ease-entrance);
}
.topbar__item svg { width: 14px; height: 14px; color: var(--accent-ink); flex: none; }
a.topbar__item:hover { color: var(--accent-ink); }
.topbar__social { display: flex; align-items: center; gap: var(--sp-2); }
.topbar__social a {
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  color: var(--body);
  transition: color var(--dur-micro) var(--ease-entrance), background-color var(--dur-micro) var(--ease-entrance), border-color var(--dur-micro) var(--ease-entrance), box-shadow var(--dur-micro) var(--ease-entrance), transform var(--dur-micro) var(--ease-entrance);
}
.topbar__social a:hover {
  color: var(--accent-ink);
  border-color: var(--accent);
  background: var(--accent-glow-soft);
}
.topbar__social svg { width: 15px; height: 15px; }

body.is-scrolled .topbar { height: 0; opacity: 0; border-bottom-color: transparent; }

@media (max-width: 900px) { .topbar { display: none; } }

/* ==========================================================================
   4. STICKY SHRINKING HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
  background: var(--surface);
  transition:
    background-color var(--dur-base) var(--ease-entrance),
    box-shadow var(--dur-base) var(--ease-entrance),
    border-color var(--dur-base) var(--ease-entrance);
  border-bottom: 1px solid transparent;
}
body.is-scrolled .site-header {
  background: rgba(255, 255, 255, 0.86);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-2);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  body.is-scrolled .site-header { background: var(--surface); }
}
/* Narrow screens put content directly under the bar, so lean opaque there —
   at phone width the frost reads as smeared text rather than depth. */
@media (max-width: 900px) {
  body.is-scrolled .site-header { background: rgba(255, 255, 255, 0.97); }
}

.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  transition: height var(--dur-base) var(--ease-entrance);
}
body.is-scrolled .nav { height: var(--header-h-shrunk); }

/* --- BRAND: image only. No text wordmark is ever rendered here. --- */
.brand {
  flex: none;
  display: block;
  transform-origin: left center;
  transition: transform var(--dur-base) var(--ease-entrance);
}
/* The mark is a near-square circular seal (171x157), so it is constrained by
   height to fit the header band — never by width. */
.brand img {
  height: clamp(46px, 4.6vw, 66px);
  width: auto;
}
body.is-scrolled .brand { transform: scale(0.84); }

.nav__menu { display: flex; align-items: center; gap: clamp(0.35rem, 1.4vw, 1.1rem); }
.nav__link {
  position: relative;
  display: block;
  padding: 0.6rem 0.35rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--body);
  white-space: nowrap;
  transition: color var(--dur-micro) var(--ease-entrance);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0.35rem; right: 0.35rem;
  bottom: 0.15rem;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-entrance);
  box-shadow: 0 0 8px var(--accent-glow);
}
.nav__link:hover { color: var(--heading); }
.nav__link:hover::after { transform: scaleX(1); }
.nav__link[aria-current="page"] { color: var(--heading); }
.nav__link[aria-current="page"]::after { transform: scaleX(1); }

.nav__cta { flex: none; }
@media (max-width: 1100px) { .nav__cta { display: none; } }

/* --- Mobile toggle + drawer --- */
.nav__toggle {
  display: none;
  width: 46px; height: 46px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-strong);
  place-items: center;
  flex: none;
}
.nav__toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--heading);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-entrance), opacity var(--dur-micro);
}
.nav__toggle span + span { margin-top: 5px; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1100px) {
  .nav__toggle { display: grid; }
  .nav__menu {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(420px, 88vw);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: calc(var(--header-h) + var(--sp-6)) var(--sp-6) var(--sp-8);
    background: var(--surface);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow-3);
    overflow-y: auto;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--dur-base) var(--ease-exit), visibility 0s linear var(--dur-base);
    z-index: var(--z-drawer);
  }
  .nav__menu.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform var(--dur-base) var(--ease-exit), visibility 0s;
  }
  .nav__menu.is-open .nav__item {
    animation: drawer-in var(--dur-enter) var(--ease-entrance) backwards;
    animation-delay: calc(var(--i, 0) * 55ms + 90ms);
  }
  @keyframes drawer-in {
    from { opacity: 0; transform: translateX(24px); }
    to   { opacity: 1; transform: translateX(0); }
  }
  .nav__item { border-bottom: 1px solid var(--line); }
  .nav__link { padding: 1.05rem 0; font-size: 1.0625rem; }
  .nav__link::after { display: none; }
  .nav__link[aria-current="page"] { color: var(--accent-ink); }
}

.nav__scrim {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-drawer) - 1);
  background: rgba(20, 24, 28, 0.42);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base), visibility 0s linear var(--dur-base);
}
.nav__scrim.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-base), visibility 0s;
}

/* ==========================================================================
   5. CARDS — 3D tilt + specular sweep
   ========================================================================== */
.tilt {
  transform-style: preserve-3d;
  transition: transform var(--dur-base) var(--ease-entrance), box-shadow var(--dur-base) var(--ease-entrance);
}
.tilt-wrap { perspective: 1200px; }

/* Specular sweep — light raking across a polished mirror */
.spec { position: relative; overflow: hidden; isolation: isolate; }
.spec::after {
  content: "";
  position: absolute;
  inset: -40%;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 38%, rgba(255,255,255,.55) 48%, rgba(255,255,255,.18) 56%, transparent 66%);
  transform: translateX(-100%);
  transition: transform 820ms var(--ease-entrance);
}
.spec:hover::after { transform: translateX(100%); }

/* --- Service card --- */
.svc-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
  height: 100%;
}
.svc-card__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.svc-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 900ms var(--ease-entrance);
}
.svc-card:hover .svc-card__media img { transform: scale(1.07); }
.svc-card__media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,24,28,0) 46%, rgba(20,24,28,.72) 100%);
}
.svc-card__num {
  position: absolute;
  top: var(--sp-4); left: var(--sp-4);
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: .16em;
  color: var(--accent-bright);
  background: rgba(20,24,28,.62);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.18);
  padding: 5px 10px;
  border-radius: var(--r-pill);
}
.svc-card__body {
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  flex: 1;
}
.svc-card__body h3 { transition: color var(--dur-micro) var(--ease-entrance); }
.svc-card:hover .svc-card__body h3 { color: var(--accent-ink); }
.svc-card__body p { font-size: var(--fs-small); flex: 1; }
.svc-card:hover { box-shadow: var(--shadow-3), var(--inner-highlight); }

/* --- Stat card --- */
.stat {
  padding: var(--sp-6) var(--sp-5);
  border-radius: var(--r-lg);
  text-align: center;
}
.stat__num {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.4vw, 3.6rem);
  font-weight: 800;
  line-height: 1;
  color: var(--heading);
  letter-spacing: -0.03em;
}
.stat__num span { color: var(--accent-ink); }
.stat__label {
  margin-top: var(--sp-3);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--body-dim);
}

/* ==========================================================================
   6. FORMS
   ========================================================================== */
.field { position: relative; margin-bottom: var(--sp-5); }
.field__input,
.field__select,
.field__textarea {
  width: 100%;
  min-height: 56px;
  padding: 1.45rem 1rem 0.5rem;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  color: var(--heading);
  transition: border-color var(--dur-base) var(--ease-entrance), box-shadow var(--dur-base) var(--ease-entrance), background-color var(--dur-base);
  appearance: none;
}
.field__textarea { min-height: 148px; padding-top: 1.6rem; resize: vertical; line-height: 1.6; }
.field__select {
  cursor: pointer;
  padding-right: 2.75rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2355606B' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}
.field__label {
  position: absolute;
  left: 1rem;
  top: 1.05rem;
  font-size: 0.9375rem;
  color: var(--body-dim);
  pointer-events: none;
  transform-origin: left top;
  transition: transform var(--dur-base) var(--ease-entrance), color var(--dur-base) var(--ease-entrance);
}
.field__input:focus, .field__textarea:focus, .field__select:focus {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  background: var(--surface);
  outline: none;
}
.field__input:focus + .field__label,
.field__textarea:focus + .field__label,
.field__select:focus + .field__label,
.field__input:not(:placeholder-shown) + .field__label,
.field__textarea:not(:placeholder-shown) + .field__label,
.field__select[data-filled="true"] + .field__label {
  transform: translateY(-0.72rem) scale(0.76);
  color: var(--accent-ink);
}
.field__label .req { color: var(--copper); }

.field__error {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: 0.8125rem;
  color: #B4301A;
  min-height: 0;
  opacity: 0;
  transition: opacity var(--dur-micro);
}
.field__error svg { width: 14px; height: 14px; flex: none; }
.field.has-error .field__error { opacity: 1; }
.field.has-error .field__input,
.field.has-error .field__textarea,
.field.has-error .field__select { border-color: #B4301A; }

.field__file {
  width: 100%;
  padding: 1rem;
  border-radius: var(--r-sm);
  border: 1px dashed var(--line-strong);
  background: var(--surface-2);
  color: var(--body);
  font-size: var(--fs-small);
  cursor: pointer;
  transition: border-color var(--dur-base), color var(--dur-base);
}
.field__file:hover { border-color: var(--accent); color: var(--accent); }
.field__file::file-selector-button {
  margin-right: var(--sp-4);
  padding: 0.5rem 1rem;
  border: 0;
  border-radius: var(--r-xs);
  background: var(--paper-2);
  color: var(--heading);
  font-size: 0.875rem;
  cursor: pointer;
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--sp-5); }
.form-grid .field--full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status {
  margin-top: var(--sp-4);
  padding: var(--sp-4);
  border-radius: var(--r-sm);
  font-size: var(--fs-small);
  display: none;
}
.form-status.is-error { display: block; background: rgba(180,48,26,.07); border: 1px solid rgba(180,48,26,.28); color: #8E2413; }
.form-status.is-success { display: block; background: var(--accent-glow-soft); border: 1px solid var(--accent-glow); color: var(--accent-ink); }

.spinner {
  width: 17px; height: 17px;
  border: 2px solid rgba(20,24,28,.25);
  border-top-color: var(--on-accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: none;
}
.btn[aria-busy="true"] .spinner { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   7. REVIEWS
   ========================================================================== */
.reviews__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.25rem, 4vw, 3rem);
  padding: var(--sp-6) var(--sp-7);
  border-radius: var(--r-lg);
  margin-bottom: var(--sp-7);
}
.reviews__score {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--heading);
}
.reviews__score-wrap { text-align: center; }
.reviews__count { font-size: var(--fs-small); color: var(--body-dim); margin-top: 6px; }

.stars { display: inline-flex; gap: 3px; }
.stars svg { width: 17px; height: 17px; color: var(--accent); }
.stars--enter svg {
  opacity: 0;
  transform: scale(.4);
  transition: opacity 300ms var(--ease-spring), transform 300ms var(--ease-spring);
}
.is-visible .stars--enter svg { opacity: 1; transform: scale(1); }
.is-visible .stars--enter svg:nth-child(1) { transition-delay: 60ms; }
.is-visible .stars--enter svg:nth-child(2) { transition-delay: 120ms; }
.is-visible .stars--enter svg:nth-child(3) { transition-delay: 180ms; }
.is-visible .stars--enter svg:nth-child(4) { transition-delay: 240ms; }
.is-visible .stars--enter svg:nth-child(5) { transition-delay: 300ms; }

/* Category filter tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-7);
}
.tab {
  padding: 0.6rem 1.15rem;
  min-height: 44px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--dur-micro) var(--ease-entrance), background-color var(--dur-micro) var(--ease-entrance), border-color var(--dur-micro) var(--ease-entrance), box-shadow var(--dur-micro) var(--ease-entrance), transform var(--dur-micro) var(--ease-entrance);
}
.tab:hover { color: var(--heading); border-color: var(--line-strong); }
.tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
  font-weight: 700;
  box-shadow: var(--shadow-glow);
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-5);
  transition: opacity var(--dur-base) var(--ease-entrance);
}
.reviews__grid.is-swapping { opacity: 0; }

.review {
  position: relative;
  padding: var(--sp-6);
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  overflow: hidden;
}
.review::before {
  content: "\201C";
  position: absolute;
  top: -14px; right: 14px;
  font-family: var(--font-display);
  font-size: 8rem;
  line-height: 1;
  color: var(--accent);
  opacity: .10;
  pointer-events: none;
}
.review__head { display: flex; align-items: center; gap: var(--sp-3); }
.review__avatar {
  width: 44px; height: 44px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--accent), var(--copper));
  color: #fff;
  font-weight: 800;
  font-size: 1.0625rem;
  box-shadow: var(--shadow-1);
}
.review__name { color: var(--heading); font-weight: 600; font-size: 0.9688rem; }
.review__meta { font-size: 0.8125rem; color: var(--body-dim); }
.review__text { font-size: var(--fs-small); flex: 1; }
.review__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--body);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
}
.review__badge svg { width: 14px; height: 14px; }
.review__cat {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent-ink);
}

@media (max-width: 700px) {
  .reviews__grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: var(--sp-4);
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
    padding-bottom: var(--sp-4);
    scrollbar-width: none;
  }
  .reviews__grid::-webkit-scrollbar { display: none; }
  .review { flex: 0 0 min(84vw, 340px); scroll-snap-align: center; }
}

.reviews__dots { display: none; justify-content: center; gap: 7px; margin-top: var(--sp-4); }
@media (max-width: 700px) { .reviews__dots { display: flex; } }
.reviews__dots button {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
  transition: color var(--dur-micro) var(--ease-entrance), background-color var(--dur-micro) var(--ease-entrance), border-color var(--dur-micro) var(--ease-entrance), box-shadow var(--dur-micro) var(--ease-entrance), transform var(--dur-micro) var(--ease-entrance);
}
.reviews__dots button[aria-current="true"] { background: var(--accent); width: 22px; border-radius: var(--r-pill); }

/* ==========================================================================
   8. GALLERY + LIGHTBOX
   ========================================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-4);
}
.gal-item {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  background: var(--paper-2);
  transition: transform var(--dur-base) var(--ease-entrance), box-shadow var(--dur-base) var(--ease-entrance), opacity var(--dur-base);
}
/* A gallery with a single example must not sit as one small tile in a wide
   grid — it becomes one large centred feature instead. */
.gallery-grid--feature {
  grid-template-columns: minmax(0, 780px);
  justify-content: center;
}
.gallery-grid--feature .gal-item { aspect-ratio: 16 / 10; }

.gal-item--tall { grid-row: span 2; aspect-ratio: 4 / 6; }
@media (max-width: 640px) { .gal-item--tall { grid-row: span 1; aspect-ratio: 4/3; } }
.gal-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 900ms var(--ease-entrance); }
.gal-item:hover { box-shadow: var(--shadow-3); border-color: var(--line-strong); }
.gal-item:hover img { transform: scale(1.08); }
.gal-item__cap {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--sp-6) var(--sp-4) var(--sp-4);
  background: linear-gradient(180deg, transparent, rgba(20,24,28,.88));
  color: var(--heading);
  font-size: 0.875rem;
  font-weight: 600;
  transform: translateY(8px);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-entrance), transform var(--dur-base) var(--ease-entrance);
}
.gal-item:hover .gal-item__cap, .gal-item:focus-visible .gal-item__cap { opacity: 1; transform: translateY(0); }
.gal-item.is-hidden { display: none; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--sp-5);
  background: rgba(20, 24, 28, .93);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base), visibility 0s linear var(--dur-base);
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-base), visibility 0s;
}
.lightbox img {
  max-width: min(1100px, 92vw);
  max-height: 82vh;
  width: auto;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-3);
  transform: scale(.94);
  transition: transform var(--dur-enter) var(--ease-entrance);
}
.lightbox.is-open img { transform: scale(1); }
.lightbox__cap { margin-top: var(--sp-4); text-align: center; color: #A8B2BD; font-size: var(--fs-small); }
.lightbox__btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.24);
  background: rgba(255,255,255,.10);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: #F6F8FA;
  transition: color var(--dur-micro) var(--ease-entrance), background-color var(--dur-micro) var(--ease-entrance), border-color var(--dur-micro) var(--ease-entrance), box-shadow var(--dur-micro) var(--ease-entrance), transform var(--dur-micro) var(--ease-entrance);
}
.lightbox__btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.lightbox__btn--close { top: var(--sp-5); right: var(--sp-5); }
.lightbox__btn--prev { left: var(--sp-5); top: 50%; transform: translateY(-50%); }
.lightbox__btn--next { right: var(--sp-5); top: 50%; transform: translateY(-50%); }
@media (max-width: 640px) {
  .lightbox__btn--prev { left: var(--sp-3); }
  .lightbox__btn--next { right: var(--sp-3); }
}

/* ==========================================================================
   9. ACCORDION (FAQ)
   ========================================================================== */
.acc { border-radius: var(--r-md); overflow: hidden; margin-bottom: var(--sp-3); }
.acc__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-5);
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.075rem;
  font-weight: 600;
  color: var(--heading);
  cursor: pointer;
  transition: color var(--dur-micro);
}
.acc__trigger:hover { color: var(--accent-ink); }
.acc__icon {
  flex: none;
  width: 30px; height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  transition: transform var(--dur-base) var(--ease-entrance), background-color var(--dur-base), border-color var(--dur-base);
}

.acc__icon svg { width: 14px; height: 14px; }
.acc__trigger[aria-expanded="true"] .acc__icon {
  transform: rotate(45deg);
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.acc__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-entrance);
}
.acc__panel[data-open="true"] { grid-template-rows: 1fr; }
.acc__panel > div { overflow: hidden; }
.acc__panel p { padding: 0 var(--sp-5) var(--sp-5); font-size: var(--fs-small); }

/* ==========================================================================
   10. MATERIALS MARQUEE
   ========================================================================== */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
  padding-block: var(--sp-2);
}
.marquee__track {
  display: flex;
  width: max-content;
  gap: var(--sp-8);
  animation: marquee 34s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-4);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  white-space: nowrap;
  transition: color var(--dur-base), -webkit-text-stroke-color var(--dur-base);
}
.marquee__item::after {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .7;
}
.marquee__item:hover { color: var(--accent-ink); -webkit-text-stroke-color: transparent; }
@keyframes marquee { to { transform: translateX(calc(-50% - var(--sp-4))); } }
@media (prefers-reduced-motion: reduce) { .marquee__track { animation: none; flex-wrap: wrap; width: 100%; justify-content: center; } }

/* ==========================================================================
   11. CTA BAND
   ========================================================================== */
.cta-band {
  position: relative;
  overflow: hidden;
  background: linear-gradient(118deg, #E8A33C 0%, #D8871F 48%, var(--accent) 100%);
  color: var(--on-accent);
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 60 60 0' stroke='rgba(0,0,0,.07)' stroke-width='1'/%3E%3Cpath d='M0 30 30 0M30 60 60 30' stroke='rgba(0,0,0,.05)' stroke-width='1'/%3E%3C/svg%3E");
  pointer-events: none;
}
.cta-band__inner {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}
.cta-band h2 { color: var(--on-accent); max-width: 20ch; }
.cta-band p { color: #2B2007; font-weight: 500; margin-top: var(--sp-3); }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

/* ==========================================================================
   12. FOOTER
   ========================================================================== */
.site-footer { background: var(--paper); border-top: 1px solid var(--line); }
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: var(--sp-8) var(--sp-6);
  padding-block: clamp(3.5rem, 7vw, 5rem);
}
@media (max-width: 980px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; } }

.footer__brand img { height: 88px; width: auto; margin-bottom: var(--sp-4); }
.footer__brand p { font-size: var(--fs-small); max-width: 34ch; }
.footer__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--heading);
  margin-bottom: var(--sp-4);
}
.footer__links li + li { margin-top: 0.65rem; }
.footer__links a {
  font-size: var(--fs-small);
  color: var(--body);
  transition: color var(--dur-micro), padding-left var(--dur-micro);
}
.footer__links a:hover { color: var(--accent-bright); padding-left: 5px; }

.footer__contact li {
  display: flex;
  gap: var(--sp-3);
  font-size: var(--fs-small);
  margin-bottom: var(--sp-4);
}
.footer__contact svg { width: 16px; height: 16px; color: var(--accent-bright); flex: none; margin-top: 3px; }
.footer__contact a:hover { color: var(--accent-bright); }
.footer__map {
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
  margin-top: var(--sp-4);
  filter: grayscale(1) invert(.92) contrast(.9);
  transition: filter var(--dur-base);
}
.footer__map:hover { filter: none; }
.footer__map iframe { display: block; width: 100%; height: 160px; border: 0; }

.footer__bottom {
  border-top: 1px solid var(--line);
  padding-block: var(--sp-5);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  font-size: 0.8438rem;
  color: var(--body-dim);
}
.footer__credit a {
  position: relative;
  color: var(--body);
  font-weight: 600;
  transition: color var(--dur-micro);
}
.footer__credit a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -3px;
  height: 1px;
  background: var(--accent-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-entrance);
}
.footer__credit a:hover { color: var(--accent-bright); }
.footer__credit a:hover::after { transform: scaleX(1); }

/* ==========================================================================
   13. MOBILE STICKY ACTION BAR
   ========================================================================== */
.mobile-bar {
  position: fixed;
  inset: auto 0 0 0;
  z-index: var(--z-sticky);
  display: none;
  background: rgba(255, 255, 255, .95);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--line-strong);
  box-shadow: 0 -4px 24px rgba(20,24,28,.12);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  transform: translateY(110%);
  transition: transform var(--dur-base) var(--ease-exit);
}
.mobile-bar.is-visible { transform: translateY(0); }
.mobile-bar__inner { display: flex; }
.mobile-bar a {
  flex: 1 1 50%;
  min-height: var(--mobilebar-h);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--heading);
  transition: background-color var(--dur-micro);
}
.mobile-bar a:active { background: var(--paper-2); }
.mobile-bar a svg { width: 19px; height: 19px; transition: transform var(--dur-micro) var(--ease-spring); }
.mobile-bar a:active svg { transform: scale(1.22); }
.mobile-bar__call { border-right: 1px solid var(--line); }
.mobile-bar__call svg { color: var(--accent-ink); }
.mobile-bar__wa { background: rgba(37, 211, 102, .10); }
.mobile-bar__wa svg { color: #128C4A; }

@media (max-width: 768px) {
  .mobile-bar { display: block; }
  body { padding-bottom: calc(var(--mobilebar-h) + env(safe-area-inset-bottom, 0px)); }
}

/* ==========================================================================
   14. DEMO POPUP
   ========================================================================== */
.popup {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--sp-5);
  background: rgba(20, 24, 28, .62);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
/* visibility is transitioned with a 0s delay on open and a full delay on close.
   Transitioning it normally means it still computes to `hidden` at progress 0,
   which makes an immediate .focus() a silent no-op. This flips it instantly on
   open while still keeping the element around for the fade-out. */
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-enter) var(--ease-entrance), visibility 0s linear var(--dur-enter);
}
.popup.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-enter) var(--ease-entrance), visibility 0s;
}
.popup__card {
  position: relative;
  width: min(520px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--r-xl);
  text-align: center;
  transform: scale(.92);
  transition: transform var(--dur-enter) var(--ease-entrance);
}
.popup.is-open .popup__card { transform: scale(1); }
.popup__card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, var(--accent-glow), transparent 45%, transparent 60%, var(--accent-glow));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.popup__close {
  position: absolute;
  top: var(--sp-4); right: var(--sp-4);
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--body);
  transition: color var(--dur-micro) var(--ease-entrance), background-color var(--dur-micro) var(--ease-entrance), border-color var(--dur-micro) var(--ease-entrance), box-shadow var(--dur-micro) var(--ease-entrance), transform var(--dur-micro) var(--ease-entrance);
}
.popup__close:hover { background: var(--accent); color: #fff; border-color: var(--accent); transform: rotate(90deg); }
.popup__close svg { width: 17px; height: 17px; }
.popup__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  background: var(--accent-glow-soft);
  border: 1px solid var(--accent-glow);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--accent-bright);
  margin-bottom: var(--sp-5);
}
.popup__badge svg { width: 12px; height: 12px; }
.popup__card h2 { font-size: clamp(1.6rem, 3.6vw, 2.15rem); margin-bottom: var(--sp-4); }
.popup__card p { font-size: var(--fs-small); margin-inline: auto; margin-bottom: var(--sp-5); }
.popup__timer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border-radius: var(--r-md);
  background: var(--surface-glass);
  border: 1px solid var(--line);
  margin-bottom: var(--sp-6);
}
.popup__timer strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent-bright);
  line-height: 1;
}
.popup__timer span { font-size: 0.8125rem; text-align: left; line-height: 1.35; }
.popup__note { font-size: 0.75rem !important; color: var(--body-dim); margin-bottom: 0 !important; margin-top: var(--sp-4); }

/* ==========================================================================
   15. BREADCRUMBS
   ========================================================================== */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.8125rem;
  color: var(--body);
}
.crumbs a { transition: color var(--dur-micro); }
.crumbs a:hover { color: var(--accent-ink); }
.crumbs svg { width: 13px; height: 13px; opacity: .5; }
.crumbs [aria-current="page"] { color: var(--body); }