/* ===== Barcha — pool builder site ===== */
:root{
  --ink:#0b2530; --deep:#0a4d68; --teal:#0e7c9d; --aqua:#16b8cf;
  --sky:#e6f5fa; --sand:#f6f2ec; --white:#fff;
  --text:#153542; --muted:#5f7d89; --line:#e2ecf0;
  --wa:#25d366;
  --shadow:0 18px 40px -22px rgba(10,77,104,.45);
  --radius:18px; --maxw:1120px;
  --grad:linear-gradient(135deg,var(--deep),var(--aqua));
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{font-family:"Assistant",system-ui,sans-serif;color:var(--text);background:var(--white);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:"Heebo","Assistant",sans-serif;line-height:1.15;color:var(--ink)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:calc(100% - 40px);max-width:var(--maxw);margin-inline:auto}
.container--narrow{max-width:760px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;padding:12px 22px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn--primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn--primary:hover{transform:translateY(-2px);filter:brightness(1.05)}
.btn--outline{border-color:var(--deep);color:var(--deep)}
.btn--outline:hover{background:var(--deep);color:#fff}
.btn--ghost{color:var(--deep);font-weight:800}
.btn--wa{background:var(--wa);color:#fff}
.btn--wa:hover{filter:brightness(1.06);transform:translateY(-2px)}
.btn--lg{padding:15px 30px;font-size:18px}
.btn--block{width:100%}
.btn--phone{font-size:15px}

/* header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;gap:20px;height:120px}
.logo{display:flex;align-items:center;gap:8px;font-weight:900}
.logo__mark{color:var(--aqua);font-size:26px;transform:scaleX(1.4)}
.logo__text{font-family:"Heebo";font-weight:900;font-size:24px;color:var(--deep)}
.logo__img{height:104px;width:auto;display:block}

/* full-bleed hero */
.fhero{position:relative;isolation:isolate;min-height:88vh;display:flex;align-items:center;overflow:hidden;color:#fff}
.fhero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 33%;z-index:-2;opacity:.8;filter:brightness(1.12) saturate(.8)}
.fhero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(10,32,45,.52) 0%,rgba(14,50,68,.3) 55%,rgba(10,32,45,.14) 100%)}
.fhero__inner{max-width:700px;padding:96px 0}
.fhero .hero__eyebrow{text-transform:uppercase;letter-spacing:.06em;font-weight:700;color:#bfeaf3;margin-bottom:14px}
.fhero__title{font-family:"Heebo";font-weight:900;font-size:clamp(34px,6vw,60px);line-height:1.08;color:#fff;margin:0;text-shadow:0 2px 18px rgba(0,0,0,.5),0 1px 4px rgba(0,0,0,.4)}
.fhero__title span{color:#8fe6f4}
.fhero__sub{font-size:clamp(17px,2.3vw,21px);line-height:1.6;margin:18px 0 28px;color:#eaf7fb;max-width:600px;text-shadow:0 1px 12px rgba(0,0,0,.3)}
.fhero__sub strong{color:#fff}
.fhero .hero__actions{display:flex;gap:12px;flex-wrap:wrap}
.fhero__note{color:#d6f1f7;margin:16px 0 0}
.fhero .hero__badges{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px;color:#e5f6fb;font-weight:600;font-size:14px}
@media(max-width:680px){.fhero{min-height:86vh}.fhero__inner{padding:72px 0}.fhero::before{background:linear-gradient(180deg,rgba(8,32,44,.44) 0%,rgba(8,32,44,.68) 100%)}}

.nav{display:flex;gap:22px;margin-inline-start:auto}
.nav a{font-weight:700;color:var(--ink);font-size:18px;position:relative;padding:4px 0}
.nav a:hover{color:var(--deep)}
.nav a::after{content:"";position:absolute;inset-inline:0;bottom:-2px;height:2px;background:var(--aqua);transform:scaleX(0);transition:.2s}
.nav a:hover::after{transform:scaleX(1)}
.header__cta{display:flex;align-items:center;gap:10px}
.nav__toggle{display:none;background:none;border:none;font-size:26px;color:var(--deep);cursor:pointer}

/* hero */
.hero{position:relative;color:#fff;overflow:hidden;isolation:isolate}
.hero__bg{position:absolute;inset:0;z-index:-2;background:url("../images/projects/p09.jpg") center/cover no-repeat;transform:scale(1.05)}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,rgba(8,40,55,.86),rgba(10,77,104,.6) 55%,rgba(22,184,207,.35))}
.hero__inner{padding:96px 0 130px;max-width:720px}
.hero__eyebrow{text-transform:uppercase;letter-spacing:.06em;font-weight:700;color:#bfeaf3;margin-bottom:14px}
.hero__title{font-size:clamp(34px,6vw,60px);font-weight:900;color:#fff}
.hero__title span{color:#8fe6f4}
.hero__sub{font-size:clamp(17px,2.4vw,21px);margin:20px 0 30px;color:#eaf7fb;max-width:620px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__badges{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;color:#d7f1f7;font-weight:600}
.hero__wave{position:absolute;bottom:-1px;inset-inline:0;height:70px;background:var(--white);z-index:-1;-webkit-mask:radial-gradient(70px 70px at 50% 0,transparent 68%,#000 70%) repeat-x;mask:radial-gradient(70px 70px at 50% 0,transparent 68%,#000 70%) repeat-x;-webkit-mask-size:140px 70px;mask-size:140px 70px}

/* split hero */
.hero2{background:linear-gradient(180deg,#f2fafd,#fff);padding:60px 0 40px;overflow:hidden}
.hero2__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero2__title{font-size:clamp(32px,5vw,54px);font-weight:900;color:var(--ink)}
.hero2__title span{color:var(--teal)}
.hero2__sub{font-size:clamp(17px,2.2vw,20px);color:var(--muted);margin:18px 0 28px;max-width:560px}
.hero2__media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.hero2__media img{width:100%;height:100%;object-fit:cover}
.hero2__media::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.4);border-radius:24px}

/* why-us */
.whys{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:0 10px 30px -24px rgba(10,77,104,.4)}
.why span{font-size:32px;display:block;margin-bottom:8px}
.why h3{font-size:19px;margin-bottom:6px;color:var(--deep)}
.why p{color:var(--muted);font-size:15px}

/* page intro (inner pages) */
.breadcrumb{padding:16px 0 0;color:var(--muted);font-size:14px}
.breadcrumb a{color:var(--teal);font-weight:700}
.page-hero{background:linear-gradient(180deg,#eef8fc,#fff);padding:24px 0 50px}
.page-hero__inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.page-hero__media{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.page-hero__media img{width:100%;height:100%;object-fit:cover}
.page-back{display:inline-block;margin-top:8px;color:var(--deep);font-weight:800}

/* sections */
.section{padding:84px 0}
.section--tint{background:linear-gradient(180deg,var(--sky),#fff)}
.section--contact{background:var(--sand)}
.section__eyebrow{color:var(--teal);font-weight:800;letter-spacing:.04em;text-transform:uppercase;font-size:14px;margin-bottom:8px}
.section__title{font-size:clamp(26px,4vw,40px);font-weight:900}
.section__lead{color:var(--muted);font-size:19px;max-width:680px;margin:12px 0 34px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards--services{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 10px 30px -24px rgba(10,77,104,.4);transition:.22s;display:block}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe6ee}
.card__icon{font-size:34px;margin-bottom:10px}
.card h3{font-size:21px;margin-bottom:8px}
.card p{color:var(--muted);font-size:16px}
.card__link{display:inline-block;margin-top:14px;color:var(--deep);font-weight:800}
.card p a{color:var(--deep);font-weight:800;text-decoration:underline;text-underline-offset:2px}
.cards--flow .card{padding-top:34px}
.card--feature{background:var(--grad);color:#fff;border:none}
.card--feature h3,.card--feature .card__link{color:#fff}
.card--feature p{color:#e6f7fb}
.card{position:relative;overflow:hidden}
.card__media{margin:-26px -26px 16px;height:184px;overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .card__media img{transform:scale(1.06)}
.badge{position:absolute;inset-block-start:14px;inset-inline-end:14px;background:var(--aqua);color:#06333f;font-weight:800;font-size:12px;padding:4px 12px;border-radius:999px;z-index:2;box-shadow:0 6px 14px -6px rgba(0,0,0,.3)}

/* split / compare */
.split,.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:30px}
.split__col,.compare__box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.split__col h3,.compare__box h3{font-size:22px;margin-bottom:10px;color:var(--deep)}
.pros li,.cons li{list-style:none;padding:5px 0;color:var(--text)}
.pros li::before{content:"✓ ";color:var(--aqua);font-weight:900}
.cons li::before{content:"· ";color:var(--muted);font-weight:900}
.tag{display:inline-block;font-weight:800;font-size:13px;margin:12px 0 4px;padding:2px 10px;border-radius:999px}
.tag--good{background:#e2f7ec;color:#127a45}
.tag--bad{background:#fdecec;color:#b23b3b}
.split__col--card{display:flex;flex-direction:column}

/* industrial image */
.industrial-media{margin:6px 0 26px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:16/9}
.industrial-media img{width:100%;height:100%;object-fit:cover}

/* CTA band */
.cta-band{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;background:var(--grad);color:#fff;border-radius:var(--radius);padding:28px 32px;box-shadow:var(--shadow);margin-top:8px}
.cta-band h3{color:#fff;font-size:22px}
.cta-band p{color:#e6f7fb}
.cta-band .btn--primary{background:#fff;color:var(--deep)}
.cta-inline{text-align:center;margin-top:26px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;list-style:none;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.steps li span{display:flex;width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;font-family:"Heebo";font-weight:900;font-size:20px;align-items:center;justify-content:center;margin-bottom:12px}
.steps li h3{font-size:19px;margin-bottom:6px}
.steps li p{color:var(--muted);font-size:15px}

/* gallery — uniform grid with reserved space (prevents layout shift) */
.gallery,.gallery--even{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery__item{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.gallery__item img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:.5s}
.gallery__item:hover img{transform:scale(1.04)}
@media(max-width:920px){.gallery,.gallery--even{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.gallery,.gallery--even{grid-template-columns:1fr}}
:focus-visible{outline:3px solid var(--aqua);outline-offset:3px;border-radius:6px}
.btn:focus-visible,.fab:focus-visible{outline-offset:4px}

/* about */
.about{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center}
.about__photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5}
.about__photo img{width:100%;height:100%;object-fit:cover;object-position:82% 32%}
.about__text p{margin-bottom:14px;color:var(--text)}
.about__text .btn{margin-top:8px}
.about__cert{background:var(--sky);border-inline-start:4px solid var(--aqua);border-radius:12px;padding:12px 16px;margin:4px 0 18px;font-weight:600;color:var(--ink)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0;font-size:18px;color:var(--deep);list-style:none;display:flex;justify-content:space-between}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;color:var(--aqua)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 16px;color:var(--muted)}
.faq__foot{text-align:center;margin-top:22px;color:var(--muted)}
.faq__foot a{color:var(--deep);font-weight:800}

/* article */
.article__by{color:var(--teal);font-weight:700;margin:-4px 0 22px}
.article h3{font-size:22px;margin:22px 0 8px;color:var(--deep)}
.article p{margin-bottom:14px;color:var(--text)}
.article__concl{background:var(--sky);border-inline-start:4px solid var(--aqua);padding:16px 20px;border-radius:12px;font-weight:600;color:var(--ink)}
.article .btn{margin-top:12px}

/* contact */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px}
.contact__info{display:flex;flex-direction:column;gap:14px}
.contact__row{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;transition:.2s}
.contact__row:hover{border-color:#cfe6ee;transform:translateY(-2px)}
.contact__row span{font-size:24px}
.contact__form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.contact__form h3{font-size:22px;margin-bottom:16px}
.contact__form label{display:block;font-weight:700;font-size:15px;margin-bottom:14px;color:var(--text)}
.contact__form input,.contact__form select,.contact__form textarea{width:100%;margin-top:6px;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;font:inherit;font-weight:500;background:#fafcfd;transition:.2s}
.contact__form input:focus,.contact__form select:focus,.contact__form textarea:focus{outline:none;border-color:var(--aqua);background:#fff}
.form__note{margin-top:12px;font-weight:700;text-align:center;min-height:20px}
.form__note.ok{color:#127a45}.form__note.err{color:#b23b3b}

/* footer + fab */
.footer{background:var(--ink);color:#cfe3ea;padding:44px 0 24px}
.footer__inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
.footer .logo__text{color:#fff}
.footer p{color:#9fc0cc;font-size:15px}
.footer__links{display:flex;gap:20px;flex-wrap:wrap}
.footer__links a{font-weight:700;color:#cfe3ea}
.footer__links a:hover{color:#fff}
.footer__copy{text-align:center;margin-top:26px;color:#7ea4b1;font-size:13px}
.fab{position:fixed;inset-block-end:22px;inset-inline-start:22px;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:0 12px 28px -8px rgba(37,211,102,.6);z-index:60;transition:.2s}
.fab:hover{transform:scale(1.08)}

/* trust bar under hero */
.trustbar{background:var(--deep);color:#eaf7fb}
.trustbar__inner{display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:center;padding:15px 0;font-weight:600;font-size:15px}
.trustbar span{display:inline-flex;align-items:center;gap:8px}
.trustbar b{color:#8fe6f4;font-weight:800}

/* floating desktop CTA */
.floatcta{display:none}
@media(min-width:681px){
  .floatcta{display:inline-flex;position:fixed;inset-inline-end:24px;inset-block-end:24px;z-index:55;align-items:center;gap:8px;background:var(--grad);color:#fff;font-weight:800;font-size:16px;padding:14px 24px;border-radius:999px;box-shadow:0 16px 34px -10px rgba(10,77,104,.6);transition:.2s}
  .floatcta:hover{transform:translateY(-2px);filter:brightness(1.05)}
}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(4,20,28,.93);display:none;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox__img{max-width:92vw;max-height:86vh;border-radius:12px;box-shadow:0 30px 80px -20px rgba(0,0,0,.8)}
.lightbox__close{position:absolute;inset-block-start:16px;inset-inline-end:22px;font-size:42px;line-height:1;color:#fff;background:none;border:none;cursor:pointer}
.lightbox__nav{position:absolute;inset-block-start:50%;transform:translateY(-50%);font-size:46px;color:#fff;background:rgba(0,0,0,.32);border:none;width:60px;height:84px;cursor:pointer;border-radius:12px;transition:.2s}
.lightbox__nav:hover{background:rgba(0,0,0,.55)}
.lightbox__prev{inset-inline-end:16px}
.lightbox__next{inset-inline-start:16px}
@media(max-width:680px){.lightbox__nav{width:46px;height:66px;font-size:34px}.lightbox__close{font-size:36px}}

/* new components */
.hero__note{color:var(--teal);font-weight:700;margin-top:14px}
.reviews{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 14px;-webkit-overflow-scrolling:touch}
.reviews::-webkit-scrollbar{height:8px}
.reviews::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.reviews::-webkit-scrollbar-track{background:transparent}
.review{flex:0 0 clamp(280px,80%,360px);scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 30px -24px rgba(10,77,104,.4)}
.reviews__hint{color:var(--muted);font-size:14px;margin-top:6px;text-align:center}
.review__stars{color:#f4b400;font-size:18px;letter-spacing:2px;margin-bottom:8px}
.review p{color:var(--text);font-size:16px;margin-bottom:12px;line-height:1.6}
.review cite{color:var(--muted);font-weight:700;font-style:normal;font-size:14px}
.form__micro{text-align:center;color:var(--muted);font-size:13px;margin-top:10px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.mobilebar{display:none;position:fixed;inset-inline:0;inset-block-end:0;z-index:70;box-shadow:0 -8px 24px -12px rgba(0,0,0,.3)}
.mobilebar__btn{flex:1;text-align:center;padding:15px;font-weight:800;color:#fff;font-size:16px}
.mobilebar__btn--call{background:var(--deep)}
.mobilebar__btn--wa{background:var(--wa)}
.nav a.is-active{color:var(--deep)}
.nav a.is-active::after{transform:scaleX(1)}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* responsive */
@media(max-width:920px){
  .cards,.cards--services,.steps,.whys{grid-template-columns:1fr 1fr}
  .about,.hero2__inner,.page-hero__inner{grid-template-columns:1fr}
  .hero2__media{order:-1;aspect-ratio:16/10}
  .gallery{column-count:2}
  .reviews{grid-template-columns:1fr}
}
@media(max-width:680px){
  body{font-size:16px}
  .logo__img{height:74px}
  .header__inner{direction:ltr;justify-content:space-between}
  .nav{position:fixed;inset:112px 0 auto 0;direction:rtl;flex-direction:column;background:#fff;padding:16px 20px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-140%);transition:.3s;margin:0}
  .nav.open{transform:none}
  .nav a{padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav__toggle{display:block}
  .btn--phone{display:none}
  .split,.compare,.cards,.cards--services,.steps,.contact,.whys{grid-template-columns:1fr}
  .gallery{column-count:1}
  .section{padding:60px 0}
  .mobilebar{display:flex}
  .fab{display:none}
  body{padding-bottom:60px}
  .hero__inner{padding:70px 0 100px}
  .cta-band{padding:24px}
  .fab{width:52px;height:52px;font-size:24px}
}