/* ==========================================================================
   Layout: container, sections, header, dropdowns, drawer, footer,
   action bar, floating buttons.
   ========================================================================== */
.container { width: 100%; max-width: calc(var(--container) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.narrow { max-width: calc(860px + var(--gutter) * 2); }

.section { padding-block: var(--section-y); }
.section--tint { background: var(--color-tint); }
.section--flush-top { padding-top: 0; }
.section--tint + .section--tint { padding-top: 0; }

.split { display: grid; gap: var(--s-10); }
@media (min-width: 1024px) {
  .split { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: var(--s-16); align-items: start; }
  .split--center { align-items: center; grid-template-columns: 1fr 1fr; }
  .split--form { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
}

.band { position: relative; padding-block: var(--section-y); background: var(--color-dark); color: var(--color-on-dark); overflow: hidden; }
.band--dark h2, .band--dark h3 { color: var(--color-on-dark); }
.band--dark .kicker { color: var(--c-400); }
.band--dark .section-head__sub { color: var(--color-on-dark-muted); }
.band__lines, .page-hero__lines, .hero__lines, .cta-band__lines { position: absolute; inset: 0; background: var(--cables); pointer-events: none; }

/* ── header ─────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: transform 0.35s var(--ease), background-color 0.35s var(--ease), box-shadow 0.35s, border-color 0.35s, backdrop-filter 0.35s;
}
.site-header.is-scrolled { border-color: var(--color-border); box-shadow: var(--sh-sm); }
.site-header.is-hidden { transform: translateY(-100%); }

/* Overlay header: every page opens on a deep-teal hero, which is pulled up
   underneath the header so its gradient and cable lines run straight up
   behind it. While the hero is under the header (nav.js leaves .is-solid
   off) the header is transparent with light type, so the two read as one
   surface; once the visitor scrolls past the hero it turns into the
   normal white header. Without JavaScript it simply stays solid. */
.site-header--overlay ~ #main-content { margin-top: calc(var(--header-h) * -1); }
.site-header--overlay ~ #main-content > .hero:first-child,
.site-header--overlay ~ #main-content > .page-hero:first-child { padding-top: var(--header-h); }
.js .site-header--overlay:not(.is-solid) {
  background-color: transparent; border-color: transparent; box-shadow: none;
  backdrop-filter: none; -webkit-backdrop-filter: none;
}
/* a faint top-down shade keeps the light nav legible over bright hero art */
.js .site-header--overlay::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 39, 37, 0.55), rgba(5, 39, 37, 0));
  opacity: 0; transition: opacity 0.35s var(--ease);
}
.js .site-header--overlay:not(.is-solid)::before { opacity: 1; }
.js .site-header--overlay:not(.is-solid) .primary-nav__link { color: rgba(255, 255, 255, 0.86); }
.js .site-header--overlay:not(.is-solid) .primary-nav__link:hover,
.js .site-header--overlay:not(.is-solid) .primary-nav__link[aria-expanded="true"],
.js .site-header--overlay:not(.is-solid) .primary-nav__link[aria-current="page"] { color: #fff; background: rgba(255, 255, 255, 0.1); }
.js .site-header--overlay:not(.is-solid) .primary-nav__link[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--c-400); }
.js .site-header--overlay:not(.is-solid) .burger:not([aria-expanded="true"]) { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.22); }
.js .site-header--overlay:not(.is-solid) .burger:not([aria-expanded="true"]) .burger__line { background: #fff; }
.site-header .primary-nav__link { transition: color 0.3s, background-color 0.3s, box-shadow 0.3s; }
.site-header__inner { display: flex; align-items: center; gap: var(--s-4); height: var(--header-h); }
.site-header__actions { display: flex; align-items: center; gap: var(--s-3); margin-left: auto; }

/* ── brand lockup: shield "A" mark + two-line wordmark ─────────────────
   Static layout first; every animation lives in the
   prefers-reduced-motion: no-preference block at the end. */
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand__mark {
  position: relative; flex: none; display: block;
  height: 44px; width: auto; aspect-ratio: var(--logo-ratio);
}
@media (min-width: 1024px) { .brand__mark { height: 52px; } }
.brand--footer .brand__mark { height: 56px; }
.brand__mark img { display: block; width: 100%; height: 100%; object-fit: contain; }
.brand__text { display: inline-flex; flex-direction: column; align-items: flex-start; line-height: 1; }
.brand__name {
  font-family: var(--font); font-weight: 700; font-size: 1.36rem; letter-spacing: -0.02em;
  color: #fff; white-space: nowrap;
}
.brand__sub {
  margin-top: 4px; font-family: var(--font); font-weight: 600; font-size: 0.6rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--c-400); white-space: nowrap;
  transition: color 0.3s;
}
@media (min-width: 1024px) {
  .brand__name { font-size: 1.6rem; }
  .brand__sub { font-size: 0.7rem; }
}
.brand--footer .brand__name { font-size: 1.7rem; }
.brand--footer .brand__sub { font-size: 0.74rem; }

/* Shine layer, masked to the logo's own shape */
.brand__mark::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, 0.85) 50%, transparent 62%) no-repeat;
  background-size: 260% 100%; background-position: 150% 0;
  -webkit-mask: var(--logo) center / contain no-repeat;
  mask: var(--logo) center / contain no-repeat;
}

/* Gradient sheen on the name (plain white where background-clip:text is unsupported) */
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .brand__name {
    background-image: linear-gradient(100deg, #fff 0%, #fff 40%, #ffe3a3 47%, #b7e3dc 52%, #fff 59%, #fff 100%);
    background-size: 320% 100%; background-position: 100% 0;
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  }
}

/* The header turns white once the hero has scrolled past (and stays white
   without JS): there the name is dark ink and the tagline teal, with the
   same sheen structure, so the lockup stays legible. */
.site-header.is-solid .brand__name, html:not(.js) .site-header .brand__name { color: var(--n-900); }
.site-header.is-solid .brand__sub, html:not(.js) .site-header .brand__sub { color: var(--p-700); }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .site-header.is-solid .brand__name, html:not(.js) .site-header .brand__name {
    background-image: linear-gradient(100deg, var(--n-900) 0%, var(--n-900) 40%, #b97c05 47%, var(--p-500) 52%, var(--n-900) 59%, var(--n-900) 100%);
  }
}

@media (prefers-reduced-motion: no-preference) {
  /* a) hover/focus tilt */
  .brand__mark { transition: transform 250ms cubic-bezier(0.22, 1, 0.36, 1); }
  .brand:hover .brand__mark, .brand:focus-visible .brand__mark { transform: rotate(-6deg) scale(1.07); }
  /* b) idle shine loop, everywhere */
  .brand__mark::after { animation: brand-shine-loop 7s cubic-bezier(0.65, 0, 0.35, 1) 1.4s infinite; }
  /* c) idle name sheen, in sync */
  .brand__name { animation: brand-sheen-loop 7s cubic-bezier(0.65, 0, 0.35, 1) 1.55s infinite; }
  /* d) hover/focus shine */
  .brand:hover .brand__mark::after, .brand:focus-visible .brand__mark::after { animation: brand-shine 900ms cubic-bezier(0.22, 1, 0.36, 1); }
  /* e) entrance: header on every page load (never the footer).
        fill-mode backwards only, so a finished entrance pins no transform. */
  .site-header .brand__mark { animation: brand-mark-in 900ms cubic-bezier(0.34, 1.56, 0.64, 1) backwards; }
  .site-header .brand__name {
    animation: brand-name-in 700ms cubic-bezier(0.22, 1, 0.36, 1) 220ms backwards,
               brand-sheen-loop 7s cubic-bezier(0.65, 0, 0.35, 1) 1.55s infinite;
  }
  .site-header .brand__sub { animation: brand-sub-in 760ms cubic-bezier(0.22, 1, 0.36, 1) 460ms backwards; }
}

@keyframes brand-mark-in {
  0%   { opacity: 0; transform: translateY(6px) scale(0.6) rotate(-14deg); filter: blur(6px); }
  60%  { opacity: 1; filter: blur(0); }
  100% { opacity: 1; transform: none; filter: none; }
}
@keyframes brand-shine-loop {
  0%, 74% { opacity: 0; background-position: 150% 0; }
  78%     { opacity: 1; }
  96%     { opacity: 1; }
  100%    { opacity: 0; background-position: -50% 0; }
}
@keyframes brand-sheen-loop {
  0%, 74% { background-position: 100% 0; }
  100%    { background-position: 0% 0; }
}
@keyframes brand-shine {
  0%   { opacity: 0; background-position: 150% 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { opacity: 0; background-position: -50% 0; }
}
@keyframes brand-name-in {
  from { opacity: 0; transform: translateY(55%); clip-path: inset(0 0 100% 0); }
  to   { opacity: 1; transform: none; clip-path: inset(-20% -5% -20% -5%); }
}
@keyframes brand-sub-in {
  from { opacity: 0; clip-path: inset(-20% 100% -20% 0); }
  to   { opacity: 1; clip-path: inset(-20% -5% -20% 0); }
}

.primary-nav { display: none; }
@media (min-width: 1024px) {
  .primary-nav { display: block; margin-left: var(--s-6); }
  .primary-nav__list { display: flex; gap: var(--s-1); }
  .primary-nav__item { position: relative; }
  .primary-nav__link {
    display: inline-flex; align-items: center; gap: 4px; padding: var(--s-2) var(--s-3); border: 0; background: none;
    font-size: var(--fs-sm); font-weight: 600; color: var(--n-700); text-decoration: none; border-radius: var(--r-sm);
  }
  .primary-nav__link:hover, .primary-nav__link[aria-expanded="true"], .primary-nav__link[aria-current="page"] { color: var(--p-700); background: var(--p-50); }
  .primary-nav__link[aria-expanded="true"] .icon { transform: rotate(180deg); }
  .primary-nav__link .icon { transition: transform 0.2s; }
}

.dropdown {
  position: absolute; top: calc(100% + 10px); left: 0; z-index: 10;
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--r-lg); box-shadow: var(--sh-lg);
  padding: var(--s-4); opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity 0.2s, transform 0.2s var(--ease), visibility 0.2s;
}
.has-dropdown.is-open .dropdown, .no-js .has-dropdown:focus-within .dropdown, html:not(.js) .has-dropdown:focus-within .dropdown { opacity: 1; visibility: visible; transform: none; }
.dropdown--services { width: 620px; }
.dropdown--areas { width: 480px; }
.dropdown__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-1); }
.dropdown__card { display: flex; gap: var(--s-3); padding: var(--s-3); border-radius: var(--r-md); text-decoration: none; color: var(--color-text); }
.dropdown__card:hover { background: var(--p-50); color: var(--color-text); }
.dropdown__card strong { display: block; font-size: var(--fs-sm); }
.dropdown__card small { color: var(--color-muted); font-size: var(--fs-xs); }
.dropdown__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--p-50); color: var(--p-700); flex: none; }
.dropdown__all, .dropdown__foot a { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-sm); font-weight: 700; text-decoration: none; }
.dropdown__all { margin: var(--s-3) var(--s-3) 0; }
.dropdown__cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-4); padding: var(--s-2); }
.dropdown__cols ul { display: grid; gap: 2px; }
.dropdown__cols a { display: block; padding: 6px var(--s-2); border-radius: var(--r-sm); font-size: var(--fs-sm); color: var(--color-text); text-decoration: none; }
.dropdown__cols a:hover { background: var(--p-50); color: var(--p-700); }
.dropdown__label { font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-muted); margin: 0 var(--s-2) var(--s-2); }
.dropdown__foot { display: flex; justify-content: space-between; border-top: 1px solid var(--color-border); margin-top: var(--s-3); padding: var(--s-3) var(--s-2) 0; }

.burger { display: inline-grid; place-content: center; gap: 5px; width: 46px; height: 46px; border: 1px solid var(--color-border); background: #fff; border-radius: 12px; transition: background 0.2s, border-color 0.2s; }
.burger[aria-expanded="true"] { background: var(--p-700); border-color: var(--p-700); }
.burger__line { display: block; width: 20px; height: 2px; background: var(--n-800); border-radius: 2px; transition: transform 0.3s var(--ease), opacity 0.2s, background 0.2s; }
.burger[aria-expanded="true"] .burger__line { background: #fff; }
.burger[aria-expanded="true"] .burger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] .burger__line:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] .burger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 1024px) { .burger { display: none; } }

/* ── drawer (phones & tablets) ─────────────────────────────────────────
   The site's own look: the deep-teal hero/footer ground with the fine
   vertical "cable" lines, white type, marigold accents, and translucent
   tiles for the service and city links. */
.drawer { display: none; }
.js .drawer {
  display: block; position: fixed; inset: var(--header-h) 0 0 0; z-index: 99;
  opacity: 0; visibility: hidden; transition: opacity 0.3s var(--ease), visibility 0.3s;
}
.js .drawer.is-open { opacity: 1; visibility: visible; }
.drawer__panel {
  position: relative; height: 100%; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain;
  padding: var(--s-6) var(--gutter) calc(var(--s-12) + env(safe-area-inset-bottom, 0px));
  background: radial-gradient(120% 70% at 100% 0%, var(--p-800) 0%, var(--color-dark) 65%);
  color: var(--color-on-dark);
  transform: translateY(-10px); transition: transform 0.4s var(--ease);
}
.drawer__panel::before { content: ""; position: absolute; inset: 0; background: var(--cables); pointer-events: none; }
.drawer.is-open .drawer__panel { transform: none; }
.drawer__panel > * { position: relative; max-width: 640px; margin-inline: auto; }
.drawer__nav { display: grid; }
.drawer__link, .drawer__toggle {
  position: relative; display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 60px;
  padding: 0 var(--s-2) 0 var(--s-4); border: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); border-radius: 0; background: none;
  font-size: var(--fs-lg); font-weight: 700; letter-spacing: -0.01em; color: #fff; text-decoration: none; text-align: left;
  transition: color 0.2s, padding 0.25s var(--ease);
}
.drawer__link::after { content: ""; width: 8px; height: 8px; border-top: 2px solid rgba(255, 255, 255, 0.45); border-right: 2px solid rgba(255, 255, 255, 0.45); transform: rotate(45deg); transition: transform 0.2s var(--ease), border-color 0.2s; }
.drawer__link:hover, .drawer__toggle:hover { color: var(--c-300); padding-left: var(--s-5); }
.drawer__link:hover::after { transform: translateX(3px) rotate(45deg); border-color: var(--c-400); }
/* current page: marigold marker bar + marigold text */
.drawer__link[aria-current="page"] { color: var(--c-400); }
.drawer__link[aria-current="page"]::before { content: ""; position: absolute; left: 0; top: 50%; width: 4px; height: 26px; translate: 0 -50%; border-radius: 4px; background: var(--c-400); }
.drawer__toggle .icon { width: 30px; height: 30px; padding: 6px; border-radius: 50%; background: rgba(255, 255, 255, 0.08); color: #fff; transition: transform 0.3s var(--ease), background 0.2s, color 0.2s; }
.drawer__toggle[aria-expanded="true"] { color: var(--c-300); border-bottom-color: transparent; }
.drawer__toggle[aria-expanded="true"] .icon { transform: rotate(180deg); background: var(--c-400); color: var(--c-ink); }
.drawer__sub { display: grid; grid-template-columns: 1fr; gap: 8px; padding: var(--s-2) 0 var(--s-5); border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
@media (min-width: 480px) { .drawer__sub { grid-template-columns: 1fr 1fr; } }
.drawer__sub[hidden] { display: none; }
.drawer__sub a {
  display: flex; align-items: center; gap: var(--s-3); min-height: 52px; padding: var(--s-2) var(--s-3);
  border-radius: var(--r-md); border: 1px solid rgba(255, 255, 255, 0.1); background: rgba(255, 255, 255, 0.05);
  color: #fff; text-decoration: none; font-weight: 600; font-size: var(--fs-sm);
  transition: background 0.2s, border-color 0.2s, transform 0.2s var(--ease);
}
.drawer__sub a .icon { flex: none; width: 34px; height: 34px; padding: 7px; border-radius: 10px; background: rgba(253, 176, 34, 0.14); color: var(--c-400); }
.drawer__sub a:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(253, 176, 34, 0.5); transform: translateY(-1px); color: #fff; }
.drawer__sub a[aria-current="page"] { border-color: var(--c-400); background: rgba(253, 176, 34, 0.1); }
.drawer__foot { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-3); margin-top: var(--s-8); }
.drawer__foot .btn { padding-inline: var(--s-3); }
.drawer__phone { grid-column: 1 / -1; display: inline-flex; justify-content: center; align-items: center; gap: var(--s-2); min-height: 48px; border-radius: var(--r-full); border: 1px solid rgba(255, 255, 255, 0.25); font-weight: 700; color: #fff; text-decoration: none; }
.drawer__phone:hover { border-color: var(--c-400); color: var(--c-400); }
@media (max-width: 359px) { .drawer__foot { grid-template-columns: 1fr; } }
/* staggered entrance */
.js.motion-ready .drawer .drawer__nav > *, .js.motion-ready .drawer .drawer__foot { opacity: 0; transform: translateY(10px); }
.js.motion-ready .drawer.is-open .drawer__nav > *, .js.motion-ready .drawer.is-open .drawer__foot { animation: drawer-in 0.45s var(--ease) both; }
.drawer.is-open .drawer__nav > :nth-child(2) { animation-delay: 0.04s; }
.drawer.is-open .drawer__nav > :nth-child(3) { animation-delay: 0.08s; }
.drawer.is-open .drawer__nav > :nth-child(4) { animation-delay: 0.12s; }
.drawer.is-open .drawer__nav > :nth-child(5) { animation-delay: 0.16s; }
.drawer.is-open .drawer__nav > :nth-child(6) { animation-delay: 0.2s; }
.drawer.is-open .drawer__nav > :nth-child(7) { animation-delay: 0.24s; }
.drawer.is-open .drawer__foot { animation-delay: 0.28s; }
@keyframes drawer-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@media (min-width: 1024px) { .js .drawer { display: none; } }

/* ── footer ─────────────────────────────────────────────────────────── */
.site-footer { position: relative; background: var(--color-dark); color: var(--color-on-dark-muted); padding-block: var(--s-16) calc(var(--s-8) + 72px); font-size: var(--fs-sm); overflow: hidden; }
@media (min-width: 768px) { .site-footer { padding-bottom: var(--s-8); } }
.site-footer .container { position: relative; }
.site-footer a { color: var(--color-on-dark); text-decoration: none; }
.site-footer a:hover { color: var(--c-400); text-decoration: underline; }
.site-footer__grid { display: grid; gap: var(--s-10); }
@media (min-width: 768px) { .site-footer__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .site-footer__grid { grid-template-columns: 1.5fr 1fr 0.9fr 0.8fr; } }
.site-footer__about > p { margin-block: var(--s-5); max-width: 42ch; }
.site-footer__title { color: #fff; font-weight: 800; font-size: var(--fs-base); margin-bottom: var(--s-4); }
.site-footer__links { display: grid; gap: var(--s-2); }
.site-footer__links a { display: inline-block; padding-block: 2px; }
.site-footer__bottom { display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between; align-items: center; border-top: 1px solid rgba(255, 255, 255, 0.12); margin-top: var(--s-12); padding-top: var(--s-6); }
.to-top { display: inline-flex; align-items: center; gap: var(--s-2); border: 1px solid rgba(255, 255, 255, 0.25); background: none; color: #fff; padding: var(--s-2) var(--s-4); border-radius: var(--r-full); min-height: 44px; }
.to-top:hover { border-color: var(--c-400); color: var(--c-400); }

.contact-list { display: grid; gap: var(--s-3); }
.contact-list li { display: flex; gap: var(--s-3); align-items: center; }
.contact-list .icon { color: var(--c-400); }
.contact-list--dark .icon { color: var(--p-700); }
.contact-list--dark a { font-weight: 600; }

/* ── floating contact buttons (bottom right) ────────────────────────── */
.fab-stack {
  position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 90;
  display: flex; flex-direction: column; align-items: flex-end; gap: 12px;
}
@media (min-width: 1024px) { .fab-stack { right: 28px; bottom: 28px; gap: 14px; } }
.fab {
  position: relative; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  color: #fff; text-decoration: none; box-shadow: 0 10px 24px rgba(5, 39, 37, 0.28);
  transition: transform 0.25s var(--ease), box-shadow 0.25s;
  animation: fab-pop 0.6s var(--ease) both;
}
.fab .icon { width: 26px; height: 26px; position: relative; z-index: 1; }
.fab--call { background: var(--p-700); animation-delay: 0.5s; }
.fab--wa { background: var(--wa); animation-delay: 0.35s; }
.fab:hover, .fab:focus-visible { transform: translateY(-3px) scale(1.06); box-shadow: 0 14px 30px rgba(5, 39, 37, 0.34); color: #fff; }
/* WhatsApp: soft repeating pulse ring */
.fab--wa::before, .fab--wa::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--wa); opacity: 0.45;
  animation: fab-pulse 2.6s var(--ease) infinite 1.2s;
}
.fab--wa::after { animation-delay: 2.5s; }
/* Call: the handset rings every few seconds */
.fab--call .icon { animation: fab-ring 5s ease-in-out infinite 2s; transform-origin: 50% 50%; }
/* Labels slide out on hover (pointer devices) */
.fab__label {
  position: absolute; right: calc(100% + 12px); top: 50%; translate: 0 -50%;
  white-space: nowrap; padding: 8px 14px; border-radius: var(--r-full);
  background: #fff; color: var(--n-900); font-size: var(--fs-sm); font-weight: 700; box-shadow: var(--sh-md);
  opacity: 0; transform: translateX(8px); pointer-events: none; transition: opacity 0.25s, transform 0.25s var(--ease);
}
@media (hover: hover) {
  .fab:hover .fab__label, .fab:focus-visible .fab__label { opacity: 1; transform: none; }
}
@keyframes fab-pop { from { opacity: 0; transform: translateY(20px) scale(0.6); } to { opacity: 1; transform: none; } }
@keyframes fab-pulse { 0% { transform: scale(1); opacity: 0.45; } 70%, 100% { transform: scale(1.7); opacity: 0; } }
@keyframes fab-ring {
  0%, 86%, 100% { transform: rotate(0); }
  88% { transform: rotate(-16deg); } 90% { transform: rotate(14deg); } 92% { transform: rotate(-12deg); }
  94% { transform: rotate(10deg); } 96% { transform: rotate(-6deg); } 98% { transform: rotate(4deg); }
}

/* ── scroll-to-top (bottom left), with a scroll-progress ring ───────── */
.scroll-up {
  position: fixed; left: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 89;
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; border: 0;
  background: #fff; color: var(--p-700); box-shadow: var(--sh-md);
  opacity: 0; visibility: hidden; transform: translateY(18px) scale(0.85); pointer-events: none;
  transition: opacity 0.4s var(--ease), transform 0.45s var(--ease), visibility 0s linear 0.45s, background 0.2s, color 0.2s;
  --scroll: 0;
}
.scroll-up::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%; padding: 3px;
  background: conic-gradient(var(--c-400) calc(var(--scroll) * 360deg), var(--n-200) 0);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}
.scroll-up .icon { position: relative; transition: transform 0.25s var(--ease); }
.scroll-up.is-visible {
  opacity: 1; visibility: visible; transform: none; pointer-events: auto;
  transition: opacity 0.4s var(--ease), transform 0.45s var(--ease), visibility 0s, background 0.2s, color 0.2s;
}
.scroll-up:hover { background: var(--p-700); color: #fff; }
.scroll-up:hover .icon { transform: translateY(-2px); }
@media (min-width: 1024px) { .scroll-up { left: 28px; bottom: 28px; } }

@media (prefers-reduced-motion: reduce) {
  .fab, .fab--wa::before, .fab--wa::after, .fab--call .icon { animation: none !important; }
  .fab--wa::before, .fab--wa::after { display: none; }
}

.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 200; pointer-events: none; }
.scroll-progress span { display: block; height: 100%; background: var(--c-400); transform: scaleX(0); transform-origin: 0 50%; }