/* =========================================================
   PV Enterprises – Window Solutions
   Mobile-first stylesheet
   ========================================================= */

:root {
  --navy-900: #071a33;
  --navy-800: #0b2545;
  --navy-700: #13315c;
  --blue-600: #1d4ed8;
  --blue-500: #2563eb;
  --blue-100: #e0eaff;
  --sky-400: #38bdf8;
  --red-500: #e11d2a;
  --wa: #25d366;
  --wa-dark: #1da851;

  --ink: #0f1b2d;
  --text: #475569;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f4f7fb;

  --font-head: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(11, 37, 69, .06);
  --shadow: 0 12px 32px rgba(11, 37, 69, .10);
  --shadow-lg: 0 24px 60px rgba(11, 37, 69, .18);
  --ease: cubic-bezier(.22, .8, .26, 1);

  --header-h: 68px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: clip;
  max-width: 100%;
}
body.no-scroll { overflow: hidden; }
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { font-family: var(--font-head); color: var(--ink); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
address { font-style: normal; }
svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

.container { width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 48px); }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 999;
  background: var(--navy-800); color: #fff; padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 3px solid var(--sky-400); outline-offset: 2px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .8em 1.4em; border-radius: 999px;
  font-family: var(--font-head); font-weight: 600; font-size: .98rem; line-height: 1.2;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-color .25s, color .25s;
  white-space: nowrap;
}
.btn svg { font-size: 1.1em; }
.btn:hover { transform: translateY(-2px); }
.btn--lg { padding: 1em 1.7em; font-size: 1.02rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--blue-600); color: #fff; box-shadow: 0 8px 20px rgba(29, 78, 216, .3); }
.btn--primary:hover { background: var(--blue-500); box-shadow: 0 12px 26px rgba(29, 78, 216, .4); }
.btn--whatsapp { background: var(--wa); color: #fff; box-shadow: 0 8px 20px rgba(37, 211, 102, .3); }
.btn--whatsapp:hover { background: var(--wa-dark); }
.btn--ghost { border: 2px solid var(--line); color: var(--navy-800); }
.btn--ghost:hover { border-color: var(--blue-600); color: var(--blue-600); }
.btn--white { background: #fff; color: var(--navy-800); }
.btn--white:hover { box-shadow: 0 12px 26px rgba(0, 0, 0, .2); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--font-head); font-weight: 600; font-size: .8rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--blue-600);
  margin-bottom: .9rem;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--red-500); border-radius: 2px; }
.eyebrow--light { color: var(--sky-400); }

/* ---------- Top bar ---------- */
.topbar { display: none; background: var(--navy-900); color: #cbd5e1; font-size: .85rem; }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-top: 8px; padding-bottom: 8px; }
.topbar__addr { display: flex; align-items: center; gap: .5em; margin: 0; }
.topbar__addr svg { color: var(--sky-400); }
.topbar__phones { display: flex; gap: 1.5rem; }
.topbar__phones a:hover { color: #fff; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s, border-color .3s;
}
.header.is-scrolled { box-shadow: var(--shadow-sm); border-color: var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: var(--header-h); }
.brand { flex-shrink: 0; }
.brand img { height: 54px; width: auto; }

.nav, .header__cta { display: none; }

.hamburger { width: 44px; height: 44px; display: grid; place-content: center; gap: 5px; border-radius: 10px; background: var(--bg-soft); }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--navy-800); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Mobile menu ---------- */
.mobile-menu {
  position: fixed; inset: 0; z-index: 200; overflow: hidden;
  background: rgba(7, 26, 51, .55);
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu__panel {
  position: absolute; top: 0; right: 0; height: 100%;
  width: min(86vw, 360px); background: #fff;
  padding: 18px 20px 28px; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .35s var(--ease);
  overflow-y: auto;
}
.mobile-menu.is-open .mobile-menu__panel { transform: none; }
.mobile-menu__head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.mobile-menu__head img { height: 60px; width: auto; }
.mobile-menu__close { width: 40px; height: 40px; font-size: 1.8rem; line-height: 1; border-radius: 10px; background: var(--bg-soft); color: var(--navy-800); }
.mobile-menu__list { margin: 12px 0 24px; }
.mobile-menu__list a {
  display: block; padding: 14px 4px; font-family: var(--font-head); font-weight: 600; font-size: 1.1rem;
  color: var(--navy-800); border-bottom: 1px solid var(--line);
}
.mobile-menu__list a:hover { color: var(--blue-600); }
.mobile-menu__contact { display: grid; gap: 10px; margin-top: auto; }

/* ---------- Hero ---------- */
.hero { position: relative; height: calc(100svh - var(--header-h)); min-height: 520px; max-height: 820px; overflow: hidden; background: var(--navy-900); }
.hero__track { position: absolute; inset: 0; }
.slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 1s var(--ease), visibility 1s; }
.slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
.slide__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); transition: transform 7s linear; }
.slide.is-active .slide__bg { transform: scale(1); }
.slide__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 26, 51, .25) 0%, rgba(7, 26, 51, .55) 45%, rgba(7, 26, 51, .92) 100%);
}
.slide__content { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: 92px; color: #fff; }
.slide__content > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.slide.is-active .slide__content > * { opacity: 1; transform: none; }
.slide.is-active .slide__content > :nth-child(2) { transition-delay: .15s; }
.slide.is-active .slide__content > :nth-child(3) { transition-delay: .3s; }
.slide.is-active .slide__content > :nth-child(4) { transition-delay: .45s; }
.slide__title { color: #fff; font-size: clamp(2.1rem, 8vw, 4.4rem); font-weight: 800; line-height: 1.05; margin-bottom: .4em; }
.slide__title span { background: linear-gradient(90deg, #7dd3fc, #93c5fd); -webkit-background-clip: text; background-clip: text; color: transparent; }
.slide__text { font-size: clamp(1rem, 2.6vw, 1.2rem); color: #dbe5f3; max-width: 560px; margin-bottom: 1.6em; }
.slide__ctas { display: flex; flex-wrap: wrap; gap: 12px; }

.hero__arrow {
  position: absolute; z-index: 5; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border-radius: 50%; display: none; place-items: center;
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .3); color: #fff; font-size: 1.4rem;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transition: background-color .25s, transform .25s var(--ease);
}
.hero__arrow:hover { background: var(--blue-600); border-color: var(--blue-600); }
.hero__arrow--prev { left: 20px; }
.hero__arrow--next { right: 20px; }

.hero__dots { position: absolute; z-index: 5; left: 50%; bottom: 32px; transform: translateX(-50%); display: flex; gap: 10px; }
.hero__dot { width: 10px; height: 10px; border-radius: 999px; background: rgba(255, 255, 255, .45); transition: width .35s var(--ease), background-color .3s; }
.hero__dot.is-active { width: 34px; background: #fff; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section__head { text-align: center; max-width: 680px; margin: 0 auto 44px; }
.section__head .eyebrow::after { content: ""; width: 28px; height: 2px; background: var(--red-500); border-radius: 2px; }
.section__title { font-size: clamp(1.8rem, 5vw, 2.7rem); font-weight: 700; }
.section__lead { font-size: 1.05rem; color: var(--muted); margin: 0; }
.section__head--light .section__title { color: #fff; }

/* ---------- About ---------- */
.about__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 40px; align-items: center; }
.about__grid > * { min-width: 0; }
/* Widths are relative to the column; heights are capped so the photos never stretch */
.about__media { position: relative; width: 100%; max-width: 380px; margin: 0 auto; padding-bottom: 30px; }
.about__img { border-radius: var(--radius-lg); object-fit: cover; box-shadow: var(--shadow); }
.about__img--main { position: relative; width: 64%; max-width: 100%; height: 300px; object-position: center 40%; }
.about__img--sub { position: absolute; right: 0; bottom: 0; width: 46%; height: 230px; object-position: center; border: 5px solid #fff; }
.about__badge {
  position: absolute; z-index: 2; left: 12px; bottom: 44px;
  background: var(--navy-800); color: #fff; padding: 14px 18px; border-radius: var(--radius);
  box-shadow: var(--shadow-lg); display: flex; flex-direction: column; line-height: 1.2;
  border-left: 4px solid var(--red-500);
}
.about__badge strong { font-family: var(--font-head); font-size: 1.15rem; }
.about__badge span { font-size: .85rem; color: #bcd0ea; }
.about__content { overflow-wrap: break-word; }
.about__content p { font-size: 1.03rem; }
.checklist { display: grid; gap: 10px; margin: 22px 0 30px; }
.checklist li { position: relative; padding-left: 34px; color: var(--ink); font-weight: 500; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 2px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--blue-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231d4ed8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5 9-10'/%3E%3C/svg%3E") center / 13px no-repeat;
}
.about__ctas { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Services ---------- */
.services { background: var(--bg-soft); }
.services__grid { display: grid; gap: 20px; }
.service-card {
  position: relative; background: #fff; border-radius: var(--radius-lg); padding: 30px 26px;
  border: 1px solid var(--line); overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.service-card::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue-600), var(--sky-400));
  transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.service-card:hover::after { transform: scaleX(1); }
.service-card__media {
  margin: -30px -26px 22px; height: 220px; overflow: hidden; background: var(--bg-soft);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.service-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.service-card:hover .service-card__media img { transform: scale(1.06); }
.service-card h3 { font-size: 1.3rem; }
.service-card p { font-size: .97rem; color: var(--muted); }
.service-card__link { display: inline-flex; align-items: center; gap: .4em; font-family: var(--font-head); font-weight: 600; color: var(--blue-600); }
.service-card__link span { transition: transform .25s var(--ease); }
.service-card__link:hover span { transform: translateX(4px); }

/* ---------- Why us ---------- */
.why {
  background:
    radial-gradient(1000px 400px at 100% 0%, rgba(56, 189, 248, .14), transparent 60%),
    radial-gradient(800px 400px at 0% 100%, rgba(29, 78, 216, .25), transparent 60%),
    var(--navy-800);
  color: #c4d3e8;
}
.why__grid { display: grid; gap: 18px; }
.why__item {
  padding: 26px; border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .09);
  transition: background-color .3s, transform .35s var(--ease);
}
.why__item:hover { background: rgba(255, 255, 255, .08); transform: translateY(-4px); }
.why__icon { width: 50px; height: 50px; border-radius: 12px; display: grid; place-items: center; background: rgba(56, 189, 248, .14); color: var(--sky-400); font-size: 1.5rem; margin-bottom: 16px; }
.why__item h3 { color: #fff; font-size: 1.18rem; }
.why__item p { margin: 0; font-size: .96rem; }

/* ---------- Gallery ---------- */
.gallery__filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 30px; }
.filter {
  padding: .55em 1.2em; border-radius: 999px; border: 1px solid var(--line); background: #fff;
  font-family: var(--font-head); font-weight: 600; font-size: .92rem; color: var(--navy-700);
  transition: background-color .25s, color .25s, border-color .25s;
}
.filter:hover { border-color: var(--blue-600); color: var(--blue-600); }
.filter.is-active { background: var(--navy-800); border-color: var(--navy-800); color: #fff; }

.gallery__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.g-item {
  position: relative; display: block; width: 100%; aspect-ratio: 4 / 5; overflow: hidden;
  border-radius: var(--radius); background: var(--navy-800); padding: 0; text-align: left;
}
.g-item.is-hidden { display: none; }
.g-item img, .g-item video { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); pointer-events: none; }
.g-item:hover img, .g-item:hover video { transform: scale(1.07); }
.g-item::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(7, 26, 51, .85));
}
.g-item__label {
  position: absolute; left: 12px; right: 12px; bottom: 10px; z-index: 2;
  color: #fff; font-family: var(--font-head); font-weight: 600; font-size: .85rem; line-height: 1.3;
}
.g-item__play {
  position: absolute; z-index: 2; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 255, 255, .92); color: var(--blue-600); font-size: 1.4rem;
  box-shadow: 0 0 0 8px rgba(255, 255, 255, .25); transition: transform .3s var(--ease);
}
.g-item__play svg { fill: currentColor; stroke: none; margin-left: 3px; }
.g-item:hover .g-item__play { transform: translate(-50%, -50%) scale(1.1); }

/* ---------- CTA ---------- */
.cta { padding: 56px 0; background: linear-gradient(120deg, var(--blue-600), var(--navy-700)); color: #dbe7ff; position: relative; overflow: hidden; }
.cta::before {
  content: ""; position: absolute; inset: 0; opacity: .12;
  background-image: repeating-linear-gradient(90deg, #fff 0 1px, transparent 1px 22px);
}
.cta__inner { position: relative; display: grid; gap: 24px; }
.cta h2 { color: #fff; font-size: clamp(1.6rem, 4.5vw, 2.3rem); }
.cta p { margin: 0; font-size: 1.05rem; }
.cta__btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Contact ---------- */
.contact { background: var(--bg-soft); }
.contact__grid { display: grid; gap: 28px; }
.contact__info { display: grid; gap: 16px; align-content: start; }
.info-card { display: flex; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; }
.info-card__icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: var(--blue-100); color: var(--blue-600); font-size: 1.35rem; }
.info-card__icon--wa { background: #dcfce7; color: var(--wa-dark); }
.info-card h3 { font-size: 1.08rem; margin-bottom: .3em; }
.info-card a { display: block; color: var(--navy-700); font-weight: 500; }
.info-card a:hover { color: var(--blue-600); }
.info-card address { color: var(--text); }

.form { background: #fff; border-radius: var(--radius-lg); padding: 26px 20px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.form__row { display: grid; gap: 0 16px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: .9rem; color: var(--ink); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 14px; border-radius: 10px; border: 1.5px solid var(--line);
  font: inherit; font-size: 1rem; color: var(--ink); background: #fbfcfe;
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue-600); background: #fff; box-shadow: 0 0 0 4px rgba(29, 78, 216, .12); }
.field.has-error input, .field.has-error select { border-color: var(--red-500); }
.field__error { display: block; color: var(--red-500); font-size: .82rem; min-height: 0; margin-top: 4px; }
.form__note { text-align: center; font-size: .86rem; color: var(--muted); margin: 12px 0 0; }
.form__note.is-success { color: var(--wa-dark); font-weight: 600; }

/* ---------- Map ---------- */
.map { line-height: 0; }
.map iframe { width: 100%; height: 360px; border: 0; filter: saturate(.9); }

/* ---------- Footer ---------- */
.footer { background: var(--navy-900); color: #94a3b8; padding-top: 60px; font-size: .95rem; }
.footer__grid { display: grid; gap: 36px; padding-bottom: 40px; }
.footer h3 { color: #fff; font-size: 1.08rem; margin-bottom: 1rem; }
.footer ul { display: grid; gap: 9px; }
.footer a:hover { color: #fff; }
.footer__logo { display: inline-block; background: #fff; padding: 8px 12px; border-radius: var(--radius); margin-bottom: 16px; }
.footer__logo img { height: 78px; width: auto; }
.footer__brand p { max-width: 340px; }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: 18px 0; font-size: .86rem; text-align: center; }
.footer__bottom p { margin: 0; padding: 0 72px; }

/* ---------- Floating Call + WhatsApp ---------- */
.float-actions {
  position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); z-index: 90;
  display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
  position: relative; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center;
  color: #fff; transition: transform .3s var(--ease);
}
.float-btn:hover { transform: scale(1.08); }
.float-btn--call { background: var(--blue-600); font-size: 1.45rem; box-shadow: 0 10px 24px rgba(29, 78, 216, .4); }
.float-btn--wa { background: var(--wa); font-size: 1.85rem; box-shadow: 0 10px 24px rgba(37, 211, 102, .45); }
.float-btn--wa svg { stroke: none; }
.float-btn--wa::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--wa);
  animation: pulse 2.4s ease-out infinite; z-index: -1;
}
@keyframes pulse { 0% { transform: scale(1); opacity: .6; } 100% { transform: scale(1.5); opacity: 0; } }

/* ---------- Mobile contact bar ---------- */
.mobile-topbar { background: var(--navy-900); text-align: center; }
.mobile-topbar__link {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px;
  color: #fff; font-family: var(--font-head); font-weight: 600; font-size: .9rem; letter-spacing: .02em;
}
.mobile-topbar__link svg { color: var(--sky-400); font-size: 1rem; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 300; background: rgba(4, 13, 28, .94);
  display: flex; align-items: center; justify-content: center; padding: 56px 12px 24px;
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__figure { margin: 0; max-width: 1000px; width: 100%; display: flex; flex-direction: column; align-items: center; }
.lightbox__media { display: flex; justify-content: center; width: 100%; }
.lightbox__media img, .lightbox__media video {
  max-width: 100%; max-height: calc(100svh - 140px); width: auto; border-radius: 10px;
  box-shadow: var(--shadow-lg); animation: lbIn .35s var(--ease);
}
.lightbox__media video { background: #000; }
@keyframes lbIn { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
.lightbox__caption { color: #cbd5e1; text-align: center; margin-top: 12px; font-size: .95rem; }
.lightbox__close {
  position: absolute; top: 10px; right: 12px; width: 44px; height: 44px; border-radius: 50%;
  color: #fff; font-size: 2rem; line-height: 1; background: rgba(255, 255, 255, .1);
}
.lightbox__close:hover { background: rgba(255, 255, 255, .2); }
.lightbox__nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  color: #fff; font-size: 1.3rem; background: rgba(255, 255, 255, .12);
}
.lightbox__nav:hover { background: var(--blue-600); }
.lightbox__nav--prev { left: 8px; }
.lightbox__nav--next { right: 8px; }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* =========================================================
   Breakpoints
   ========================================================= */
@media (min-width: 560px) {
  .gallery__grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .form { padding: 34px 30px; }
  .form__row { grid-template-columns: 1fr 1fr; }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .about__grid { gap: 48px; }
  .about__media { max-width: 420px; }
  .about__img--main { width: 67%; height: 390px; }
  .about__img--sub { width: 45%; height: 280px; border-width: 6px; }
  .about__badge { left: 16px; bottom: 56px; }
  .about__content { max-width: 640px; margin: 0 auto; }
  .hero__arrow { display: grid; }
  .slide__content { justify-content: center; padding-bottom: 40px; }
  .slide__overlay { background: linear-gradient(90deg, rgba(7, 26, 51, .92) 0%, rgba(7, 26, 51, .7) 45%, rgba(7, 26, 51, .15) 100%); }
  .slide__content { padding-left: 88px; padding-right: 88px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .cta__inner { grid-template-columns: 1fr auto; align-items: center; }
  .map iframe { height: 420px; }
}

@media (min-width: 1024px) {
  :root { --header-h: 80px; }
  .mobile-topbar { display: none; }
  .topbar { display: block; }
  .brand img { height: 64px; }
  .mobile-menu { display: none; }
  .nav { display: block; flex: 1 1 auto; min-width: 0; }
  .nav__list { display: flex; justify-content: center; gap: 6px; }
  .nav__link {
    position: relative; display: block; padding: 8px 14px;
    font-family: var(--font-head); font-weight: 600; color: var(--navy-800); transition: color .25s;
  }
  .nav__link::after {
    content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px;
    background: var(--blue-600); border-radius: 2px; transform: scaleX(0); transition: transform .3s var(--ease);
  }
  .nav__link:hover, .nav__link.is-active { color: var(--blue-600); }
  .nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }
  .header__cta { display: inline-flex; flex-shrink: 0; }
  .hamburger { display: none; }
  .float-actions { right: 24px; bottom: 24px; gap: 14px; }
  .float-btn { width: 60px; height: 60px; }

  .hero { height: calc(100vh - var(--header-h) - 37px); }
  .hero__arrow--prev { left: 28px; }
  .hero__arrow--next { right: 28px; }

  .section { padding: 104px 0; }
  .about__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 5vw, 72px); }
  .about__media { max-width: 460px; margin: 0 0 0 auto; }
  .about__img--main { width: 66%; height: 420px; }
  .about__img--sub { width: 44%; height: 300px; border-width: 6px; }
  .about__badge { left: 16px; bottom: 64px; }
  .about__content { max-width: none; }
  .services__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .service-card__media { height: 230px; }
  .why__grid { grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .gallery__grid { grid-template-columns: repeat(5, 1fr); gap: 16px; }
  .contact__grid { grid-template-columns: 1fr 1.4fr; gap: 36px; }
  .footer__grid { grid-template-columns: 1.5fr 1fr 1.1fr 1.4fr; gap: 48px; }
  .lightbox__nav { width: 56px; height: 56px; }
  .lightbox__nav--prev { left: 24px; }
  .lightbox__nav--next { right: 24px; }
}

/* Small desktops: tighter nav so logo, links and Call Now always fit */
@media (min-width: 1024px) and (max-width: 1279px) {
  .header__inner { gap: 12px; }
  .nav__list { gap: 0; }
  .nav__link { padding: 8px 10px; font-size: .95rem; }
  .nav__link::after { left: 10px; right: 10px; }
  .header__cta { padding: .7em 1.1em; }
}

@media (min-width: 1560px) {
  .slide__content { padding-left: clamp(16px, 4vw, 48px); padding-right: clamp(16px, 4vw, 48px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}