/* =========================================================
   דלתות עירון | أبواب عيرون  –  Site stylesheet
   Palette: brand red from logo, near-black text, warm-white
   ========================================================= */

:root {
  --red: #c13738;
  --red-dark: #a12a2b;
  --red-tint: #fbeeee;
  --red-tint-2: #f7dede;
  --ink: #1d1d1f;
  --ink-2: #4a4a4f;
  --ink-3: #626268;
  --line: #e8e6e6;
  --bg: #ffffff;
  --bg-soft: #faf8f8;
  --white: #ffffff;
  --radius: 22px;
  --pill: 80px;
  --shadow: 0 18px 40px rgba(60, 20, 20, 0.10);
  --shadow-sm: 0 8px 20px rgba(60, 20, 20, 0.08);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1280px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Assistant", "Segoe UI", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  direction: rtl;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; font-weight: 700; }
p { margin: 0; }

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 12px 28px;
  border-radius: var(--pill);
  border: 2px solid transparent;
  font-weight: 700; font-size: 17px; line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s, border-color .25s;
}
.btn:active { transform: translateY(1px) scale(.98); }
.btn--primary { background: var(--red); color: var(--white); }
.btn--primary:hover { background: var(--red-dark); box-shadow: 0 10px 24px rgba(193, 55, 56, .28); transform: translateY(-2px); }
.btn--dark { background: var(--ink); color: var(--white); }
.btn--dark:hover { background: #000; box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.btn--outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--white); }
.btn--sm { padding: 9px 20px; font-size: 15px; }
.btn--lg { padding: 15px 34px; font-size: 18px; }
.btn svg { width: 18px; height: 18px; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.header.is-scrolled { border-color: var(--line); box-shadow: 0 6px 24px rgba(0,0,0,.05); }
.header__inner {
  height: 76px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: flex; align-items: center; height: 100%; }
.logo img { height: 52px; width: auto; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 8px 12px;
  font-weight: 600; font-size: 16.5px;
  color: var(--ink-2);
  border-radius: 10px;
  position: relative;
  transition: color .2s;
}
.nav a::after {
  content: ""; position: absolute; inset-inline: 12px; bottom: 4px; height: 2px;
  background: var(--red); border-radius: 2px;
  transform: scaleX(0); transform-origin: right;
  transition: transform .3s var(--ease);
}
.nav a:hover, .nav a.is-active { color: var(--ink); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }

.header__actions { display: flex; align-items: center; gap: 10px; }
.social { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; color: var(--ink); background: var(--bg-soft); transition: background .2s, color .2s; }
.social:hover { background: var(--red); color: var(--white); }
.social svg { width: 18px; height: 18px; }

.burger {
  display: none; width: 44px; height: 44px; border: 0; background: transparent; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px; border-radius: 10px;
}
.burger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Decorative blobs (organic shapes like the reference) ---------- */
.blob {
  position: absolute; z-index: -1; pointer-events: none;
  background: var(--red-tint);
  border-radius: 62% 38% 55% 45% / 45% 55% 45% 55%;
}
.section { position: relative; padding-block: 88px; }
.hero, .feature, .contact, .page-hero { isolation: isolate; }
.section--tight { padding-block: 56px; }
.section--soft { background: var(--bg-soft); }

.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: clamp(30px, 4vw, 44px); color: var(--ink); }
.section-head h2 em { font-style: normal; color: var(--red); }
.section-head p { margin-top: 12px; color: var(--ink-2); font-size: 19px; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: 48px 72px; }
.hero__blob-1 { width: 62vw; max-width: 900px; aspect-ratio: 1; left: -18vw; top: -10vw; }
.hero__blob-2 { width: 34vw; max-width: 420px; aspect-ratio: 1; right: -8vw; bottom: -14vw; background: var(--red-tint-2); opacity: .6; }
.hero__grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center;
}
.hero__title { font-size: clamp(38px, 5.2vw, 62px); letter-spacing: -0.01em; color: var(--ink); }
.hero__title span { color: var(--red); }
.hero__sub { margin-top: 18px; font-size: 21px; color: var(--ink-2); max-width: 48ch; }
.hero__cta { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero__doors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: end; }
.door-card { text-align: center; }
.door-card:nth-child(2) { margin-bottom: 42px; }
.door-card__img {
  aspect-ratio: 9 / 19;
  border-radius: 14px 14px 8px 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #fff;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.door-card:hover .door-card__img { transform: translateY(-8px); box-shadow: 0 30px 50px rgba(60,20,20,.16); }
.door-card__img img { width: 100%; height: 100%; object-fit: cover; }
.door-card__name {
  display: inline-block; margin-top: 14px; padding: 6px 18px;
  border: 1.5px solid var(--ink); border-radius: var(--pill);
  font-weight: 700; font-size: 15px;
}

/* ---------- Image placeholder (shows only while a real photo is missing) ---------- */
.door-card__img, .about__img, .feature__media, .gallery__item, .product__img, .modal__img, .pro__img { position: relative; }
.ph {
  position: absolute; inset: 0; width: 100%; height: 100%;
  background: linear-gradient(160deg, #f4f1f1 0%, #e9e4e4 100%);
  display: grid; place-items: center; overflow: hidden;
}
.ph::before {
  /* stylised door leaf */
  content: ""; position: absolute; inset: 14% 24%;
  border: 3px solid rgba(29,29,31,.16);
  border-radius: 999px 999px 6px 6px;
  background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0));
}
.ph::after {
  content: ""; position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: var(--red); right: 33%; top: 52%; opacity: .8;
}
.ph--wide::before { inset: 22% 30%; }
.ph--square::before { inset: 16% 30%; }
.ph small {
  position: absolute; bottom: 10px; inset-inline: 10px;
  font-size: 12px; color: var(--ink-3); text-align: center; letter-spacing: .02em;
}
img.real { opacity: 0; transition: opacity .4s var(--ease); }
img.real.is-loaded { opacity: 1; }
img.real.is-loaded + .ph { display: none; }

/* ---------- Trust strip ---------- */
.trust { padding-block: 0 72px; }
.trust__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.trust__item {
  display: flex; align-items: center; gap: 14px;
  padding: 20px 22px; border-radius: var(--radius);
  background: var(--white); border: 1px solid var(--line);
}
.trust__icon {
  flex: 0 0 48px; width: 48px; height: 48px; border-radius: 14px;
  background: var(--red-tint); color: var(--red);
  display: grid; place-items: center;
}
.trust__icon svg { width: 24px; height: 24px; }
.trust__item strong { display: block; font-size: 18px; }
.trust__item span { font-size: 15px; color: var(--ink-3); }

/* ---------- About ---------- */
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about__media { position: relative; }
.about__img { aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.about__img img { width: 100%; height: 100%; object-fit: cover; }
.about__badge {
  position: absolute; bottom: -22px; inset-inline-start: -18px;
  background: var(--red); color: #fff; border-radius: 18px;
  padding: 16px 22px; box-shadow: 0 16px 30px rgba(193,55,56,.3);
  line-height: 1.1;
}
.about__badge strong { display: block; font-size: 34px; }
.about__badge span { font-size: 14px; opacity: .9; }
.about__text p { color: var(--ink-2); font-size: 19px; }
.about__text p + p { margin-top: 14px; }
.about__bilingual { margin-top: 22px; padding: 16px 20px; border-inline-start: 4px solid var(--red); background: var(--red-tint); border-radius: 0 14px 14px 0; font-size: 17px; }
.about__bilingual bdi { display: block; }

/* ---------- Categories ---------- */
.cats { display: grid; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: 300px 300px; gap: 20px; }
.cat {
  position: relative; overflow: hidden; border-radius: var(--radius);
  background: var(--ink); color: #fff;
  display: flex; align-items: flex-end;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.cat:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.cat--big { grid-row: span 2; }
.cat__media { position: absolute; inset: 0; }
.cat__media img { width: 100%; height: 100%; object-fit: cover; }
.cat__media .ph { background: linear-gradient(160deg, #3a3538, #221f21); }
.cat__media .ph::before { border-color: rgba(255,255,255,.2); }
.cat__media .ph small { color: rgba(255,255,255,.55); }
.cat__body {
  position: relative; width: 100%; padding: 26px;
  background: linear-gradient(0deg, rgba(20,16,16,.85) 0%, rgba(20,16,16,0) 100%);
}
.cat__body h3 { font-size: 26px; }
.cat__body p { margin-top: 6px; font-size: 16px; opacity: .85; max-width: 40ch; }
.cat__link { margin-top: 12px; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: #fff; }
.cat__link svg { width: 18px; height: 18px; transition: transform .3s var(--ease); }
.cat:hover .cat__link svg { transform: translateX(-4px); }

/* ---------- Product highlight (split, like polymer section) ---------- */
.feature { overflow: hidden; }
.feature__blob { width: 44vw; max-width: 620px; aspect-ratio: 1; inset-inline-end: -14vw; top: 10%; }
.feature__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.feature__grid--flip .feature__media { order: 2; }
.feature__media { aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.feature__media img { width: 100%; height: 100%; object-fit: cover; }
.feature__text h2 { font-size: clamp(30px, 3.6vw, 42px); }
.feature__text > p { margin-top: 14px; color: var(--ink-2); font-size: 19px; }
.feature__why { margin-top: 26px; font-size: 19px; font-weight: 700; }
.perks { list-style: none; margin: 14px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 20px; }
.perks li { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 17px; }
.perks li svg { width: 22px; height: 22px; color: var(--red); flex: 0 0 22px; }
.feature__cta { margin-top: 28px; }


/* ---------- Contractors (B2B band) ---------- */
.pro { background: var(--ink); color: #fff; overflow: hidden; isolation: isolate; }
.pro .blob { background: rgba(193,55,56,.18); width: 46vw; max-width: 640px; aspect-ratio: 1; inset-inline-start: -14vw; top: -30%; }
.pro__grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.pro__text h2 { font-size: clamp(30px, 3.8vw, 44px); color: #fff; }
.pro__text h2 em { font-style: normal; color: #f08a8b; }
.pro__text p { margin-top: 14px; font-size: 19px; color: rgba(255,255,255,.82); max-width: 46ch; }
.pro__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.pro__tags span { padding: 6px 14px; border-radius: var(--pill); border: 1px solid rgba(255,255,255,.25); font-size: 14.5px; font-weight: 600; color: rgba(255,255,255,.9); }
.pro__cta { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.pro__cta .btn--outline { color: #fff; border-color: rgba(255,255,255,.7); }
.pro__cta .btn--outline:hover { background: #fff; color: var(--ink); border-color: #fff; }
.pro__list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pro__item { padding: 22px; border-radius: 18px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.pro__item svg { width: 28px; height: 28px; color: #f08a8b; }
.pro__item h3 { margin-top: 12px; font-size: 19px; color: #fff; }
.pro__item p { margin-top: 6px; font-size: 15.5px; color: rgba(255,255,255,.75); }


.pro__products { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 24px; }
.pro__product { border-radius: 18px; overflow: hidden; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.pro__product figure { margin: 0; }
.pro__product .pro__img { aspect-ratio: 4 / 5; background: #fff; }
.pro__product .pro__img img { width: 100%; height: 100%; object-fit: contain; padding: 10px; }
.pro__product figcaption { padding: 14px 16px; }
.pro__product figcaption strong { display: block; font-size: 17px; color: #fff; }
.pro__product figcaption span { font-size: 14.5px; color: rgba(255,255,255,.7); }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 34px; inset-inline: 12%; height: 0;
  border-top: 2px dashed var(--red-tint-2);
}
.step { position: relative; text-align: center; padding: 0 16px; }
.step__num {
  width: 68px; height: 68px; margin-inline: auto; border-radius: 50%;
  background: var(--white); border: 2px solid var(--red); color: var(--red);
  display: grid; place-items: center; font-weight: 800; font-size: 24px;
  position: relative; z-index: 1;
}
.step h3 { margin-top: 18px; font-size: 20px; }
.step p { margin-top: 8px; color: var(--ink-2); font-size: 16px; }

/* ---------- Gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; gap: 16px; }
.gallery__item { border-radius: 18px; overflow: hidden; position: relative; }
.gallery__item:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.gallery__item:nth-child(4) { grid-row: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Testimonials ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote {
  padding: 28px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 16px;
}
.quote__stars { color: var(--red); display: flex; gap: 2px; }
.quote__stars svg { width: 18px; height: 18px; }
.quote p { font-size: 18px; color: var(--ink); }
.quote footer { font-size: 15px; color: var(--ink-3); }
.quote footer strong { color: var(--ink); display: block; font-size: 16px; }

/* ---------- FAQ ---------- */
.faq__grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }
.faq__list { display: flex; flex-direction: column; gap: 10px; }
.faq__item { border: 1px solid var(--line); border-radius: 16px; background: var(--white); overflow: hidden; }
.faq__item summary {
  cursor: pointer; list-style: none; padding: 18px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-weight: 700; font-size: 18px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary svg { width: 20px; height: 20px; flex: 0 0 20px; color: var(--red); transition: transform .3s var(--ease); }
.faq__item[open] summary svg { transform: rotate(180deg); }
.faq__item p { padding: 0 22px 20px; color: var(--ink-2); font-size: 17px; }

/* ---------- Contact ---------- */
.contact { background: var(--red-tint); overflow: hidden; }
.contact__blob { width: 40vw; max-width: 560px; aspect-ratio: 1; inset-inline-start: -12vw; bottom: -20vw; background: var(--red-tint-2); }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.contact__info h2 { font-size: clamp(30px, 3.8vw, 44px); }
.contact__info > p { margin-top: 12px; font-size: 19px; color: var(--ink-2); }
.contact__lines { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-direction: column; gap: 14px; }
.contact__lines li { display: flex; align-items: center; gap: 12px; font-weight: 600; }
.contact__lines li svg { width: 22px; height: 22px; color: var(--red); flex: 0 0 22px; }
.contact__lines a { display: inline-block; padding: 9px 0; }
.contact__lines a:hover { color: var(--red); }

.form {
  background: var(--white); border-radius: var(--radius); padding: 32px;
  box-shadow: var(--shadow);
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.form .field--full { grid-column: 1 / -1; }
.field label { display: block; font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px;
  border: 1.5px solid var(--line); background: #fff;
  font: inherit; font-size: 16px; color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #9a9a9f; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--red); box-shadow: 0 0 0 4px rgba(193,55,56,.12);
}
.field .error { display: none; margin-top: 6px; font-size: 14px; color: var(--red-dark); }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--red); }
.field.is-invalid .error { display: block; }
.form__actions { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.form__note { font-size: 13.5px; color: var(--ink-3); }
.form__success { grid-column: 1 / -1; display: none; padding: 16px; border-radius: 12px; background: #e9f7ee; color: #1b6b3a; font-weight: 600; }
.form.is-sent .form__success { display: block; }

/* ---------- Focus, selection, required ---------- */
:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--red); color: #fff; }
.field label .req { color: var(--red); margin-inline-start: 3px; }
.skip { position: absolute; top: -60px; inset-inline-start: 16px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; }
.skip:focus { top: 12px; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #fff; padding-block: 64px 28px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer__brand img { height: 56px; width: auto; background: #fff; padding: 8px 12px; border-radius: 12px; }
.footer__brand p { margin-top: 18px; color: rgba(255,255,255,.72); font-size: 16px; max-width: 42ch; }
.footer .footer__title { font-size: 17px; margin-bottom: 14px; color: #fff; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 2px; }
.footer li a { display: inline-block; padding: 9px 0; color: rgba(255,255,255,.78); font-size: 16px; transition: color .2s; }
.footer li a:hover { color: #fff; }
.footer__contact li { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.8); font-size: 16px; }
.footer__contact svg { width: 18px; height: 18px; color: var(--red); flex: 0 0 18px; }
.footer__bottom {
  margin-top: 44px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 14px; color: rgba(255,255,255,.55);
}
.footer__bottom a { display: inline-block; padding: 12px 2px; color: rgba(255,255,255,.8); }

/* ---------- Floating WhatsApp ---------- */
.wa {
  position: fixed; bottom: 22px; inset-inline-start: 22px; z-index: 60;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px 10px 12px; border-radius: var(--pill);
  background: #25d366; color: #0b2e1a; font-weight: 700; font-size: 15px;
  box-shadow: 0 12px 30px rgba(37,211,102,.35);
  transition: transform .3s var(--ease), box-shadow .3s;
}
.wa:hover { transform: translateY(-3px); box-shadow: 0 18px 36px rgba(37,211,102,.45); }
.wa svg { width: 24px; height: 24px; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; overflow: hidden; padding-block: 56px 32px; }
.page-hero__blob { width: 50vw; max-width: 700px; aspect-ratio: 1; inset-inline-end: -16vw; top: -18vw; }
.page-hero h1 { font-size: clamp(34px, 4.6vw, 54px); }
.page-hero p { margin-top: 12px; font-size: 19px; color: var(--ink-2); max-width: 60ch; }
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 15px; color: var(--ink-3); margin-top: 18px; }
.crumbs a:hover { color: var(--red); }
.crumbs svg { width: 14px; height: 14px; }

/* ---------- Filters + product grid (accessories) ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.chip {
  padding: 9px 20px; border-radius: var(--pill); border: 1.5px solid var(--line);
  background: #fff; color: var(--ink-2); font-weight: 700; font-size: 15.5px; cursor: pointer;
  transition: all .25s var(--ease);
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

.products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.product {
  border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--line);
  display: flex; flex-direction: column;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), opacity .3s;
}
.product:hover { transform: translateY(-6px); box-shadow: var(--shadow-sm); border-color: transparent; }
.product.is-hidden { display: none; }
.product__img { aspect-ratio: 1; background: var(--bg-soft); overflow: hidden; }
.product__img img { width: 100%; height: 100%; object-fit: cover; }
.product__body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.product__cat { font-size: 13.5px; color: var(--red); font-weight: 700; }
.product__name { font-size: 19px; }
.product__desc { font-size: 15px; color: var(--ink-3); }
.product__body .btn { margin-top: auto; align-self: flex-start; margin-top: 14px; }
.products__empty { display: none; text-align: center; padding: 48px; color: var(--ink-3); }
.products.is-empty + .products__empty { display: block; }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 80; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal.is-open { display: flex; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(20,16,16,.55); backdrop-filter: blur(4px); }
.modal__card {
  position: relative; width: min(100%, 860px); background: #fff; border-radius: var(--radius);
  overflow: hidden; display: grid; grid-template-columns: 1fr 1fr; box-shadow: 0 40px 80px rgba(0,0,0,.3);
  animation: pop .35s var(--ease);
}
@keyframes pop { from { transform: translateY(16px) scale(.98); opacity: 0; } to { transform: none; opacity: 1; } }
.modal__img { aspect-ratio: 1; background: var(--bg-soft); }
.modal__img img { width: 100%; height: 100%; object-fit: cover; }
.modal__body { padding: 34px; display: flex; flex-direction: column; gap: 12px; }
.modal__body h3 { font-size: 26px; }
.modal__body .product__cat { font-size: 14px; }
.modal__body p { color: var(--ink-2); font-size: 17px; }
.modal__body ul { margin: 6px 0 0; padding-inline-start: 18px; color: var(--ink-2); font-size: 16px; }
.modal__body .btn { align-self: flex-start; margin-top: auto; }
.modal__close {
  position: absolute; top: 12px; inset-inline-start: 12px; width: 40px; height: 40px; border-radius: 50%;
  border: 0; background: #fff; cursor: pointer; display: grid; place-items: center; box-shadow: var(--shadow-sm);
}
.modal__close svg { width: 18px; height: 18px; }

/* ---------- Reveal on scroll ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .modal__card { animation: none; }
  .nav { transition: none; }
  .btn:hover, .cat:hover, .product:hover, .door-card:hover .door-card__img, .wa:hover { transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .trust__grid { grid-template-columns: repeat(2, 1fr); }
  .products { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
  .nav {
    position: fixed; top: 76px; inset-inline: 0; bottom: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; padding: 12px 20px; border-top: 1px solid var(--line);
    transform: translateX(100%); transition: transform .4s var(--ease);
    overflow-y: auto;
  }
  .nav.is-open { transform: none; }
  .nav a { padding: 16px 8px; font-size: 20px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav a::after { display: none; }
  .burger { display: flex; }
  .header__actions .social { display: none; }
  .header__actions .btn--sm { padding: 13px 20px; }
  .hero__grid, .about__grid, .feature__grid, .faq__grid, .contact__grid, .pro__grid { grid-template-columns: 1fr; }
  .feature__grid--flip .feature__media { order: 0; }
  .hero { padding-block: 32px 56px; }
  .hero__doors { width: 100%; max-width: 520px; margin-inline: auto; }
  .cats { grid-template-columns: 1fr 1fr; grid-template-rows: 240px 240px 240px; }
  .cat--big { grid-column: span 2; grid-row: span 1; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 32px 0; }
  .pro__products { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery__item:nth-child(4) { grid-row: span 1; }
  .quotes { grid-template-columns: 1fr; }
  .modal__card { grid-template-columns: 1fr; max-height: 92vh; overflow-y: auto; }
  .modal__img { aspect-ratio: 16 / 10; }
}

@media (max-width: 640px) {
  body { font-size: 17px; }
  .section { padding-block: 60px; }
  .logo img { height: 44px; }
  .hero__title { font-size: 36px; }
  .hero__sub { font-size: 18px; }
  .hero__doors { gap: 10px; }
  .door-card__name { font-size: 13px; padding: 5px 12px; }
  .trust__grid { grid-template-columns: 1fr; }
  .cats { grid-template-columns: 1fr; grid-template-rows: none; grid-auto-rows: 220px; }
  .cat--big { grid-column: span 1; }
  .perks, .pro__list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; padding: 22px; }
  .products { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product__body { padding: 14px; }
  .product__name { font-size: 16px; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .wa span { display: none; }
  .wa { padding: 12px; }
  .about__badge { inset-inline-start: 12px; bottom: -16px; }
}