/* ============================================================
   allpipes.kz — КазТрубСервис | редизайн
   ============================================================ */

:root{
  --navy:#0c2340;
  --navy-2:#13335f;
  --blue:#1f6feb;
  --blue-d:#1857c4;
  --cyan:#38bdf8;
  --wa:#25d366;
  --wa-d:#1da955;
  --ink:#0f1b2d;
  --body:#3a4a5e;
  --muted:#7486a0;
  --line:#e4e9f0;
  --bg:#ffffff;
  --soft:#f3f6fb;
  --soft-2:#eaf1fb;
  --radius:16px;
  --radius-s:12px;
  --shadow:0 10px 35px -12px rgba(12,35,64,.18);
  --shadow-lg:0 30px 60px -25px rgba(12,35,64,.35);
  --container:1200px;
  --ff:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--ff);
  color:var(--body);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--soft{background:var(--soft)}
.eyebrow{
  display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--blue);margin-bottom:14px;
}
.lead{font-size:1.12rem;color:var(--body);max-width:60ch}
.section-head{max-width:720px;margin:0 0 48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;justify-content:center;
  font-weight:700;font-size:1rem;padding:15px 28px;border-radius:999px;
  border:2px solid transparent;cursor:pointer;transition:.22s ease;
  white-space:nowrap;
}
.btn svg{width:20px;height:20px;flex:none}
.btn--wa{background:var(--wa);color:#fff;box-shadow:0 12px 26px -10px rgba(37,211,102,.7)}
.btn--wa:hover{background:var(--wa-d);transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--navy);border-color:#fff}
.btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn--outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn--ghost{background:var(--soft-2);color:var(--navy-2)}
.btn--ghost:hover{background:#dde9fb}
.btn--lg{padding:18px 36px;font-size:1.05rem}

/* ---------- top bar ---------- */
.topbar{background:var(--navy);color:#cdd8e8;font-size:.9rem}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:20px;height:46px}
.topbar a{color:#cdd8e8;transition:.2s}
.topbar a:hover{color:#fff}
.topbar__left{display:flex;gap:26px;align-items:center}
.topbar__item{display:flex;align-items:center;gap:7px}
.topbar__item svg{width:15px;height:15px;opacity:.8;color:var(--cyan)}
.topbar__right{display:flex;gap:22px;align-items:center}
@media(max-width:900px){.topbar{display:none}}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header .container{display:flex;align-items:center;gap:22px;height:74px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.4rem;color:var(--ink);letter-spacing:-.03em}
.logo__mark{width:40px;height:40px;flex:none}
.logo b{color:var(--blue)}
.nav{display:flex;gap:2px;margin-left:auto}
.nav a{padding:9px 12px;border-radius:10px;font-weight:600;font-size:.94rem;color:var(--ink);transition:.18s;white-space:nowrap}
.nav a:hover{background:var(--soft);color:var(--blue)}
.header__cta{display:flex;align-items:center;gap:14px}
.header__phone{font-weight:800;color:var(--ink);font-size:1.05rem;white-space:nowrap}
.burger{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:1300px){.header__phone{display:none}}
@media(max-width:1080px){
  .nav{position:fixed;inset:0 0 0 auto;width:min(82vw,340px);background:#fff;flex-direction:column;gap:4px;
    padding:90px 22px 30px;transform:translateX(100%);transition:.3s;box-shadow:var(--shadow-lg);margin-left:0}
  .nav.is-open{transform:translateX(0)}
  .nav a{padding:14px;font-size:1.05rem;border-bottom:1px solid var(--line);border-radius:0}
  .burger{display:flex}
  .header__phone{display:none}
}
@media(max-width:560px){.header__cta .btn span{display:none}.header__cta .btn{padding:13px}}

@media(max-width:520px){
  .btn{white-space:normal}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
  .hero__bullets{flex-direction:column}
  .hero__bullets li{width:100%}
  .delivery .deliv-list{gap:18px}
  .cta .btn,.contact-block>.btn,.split .btn{width:100%}
}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,24,45,.96) 0%,rgba(10,30,58,.9) 42%,rgba(10,30,58,.45) 100%)}
.hero .container{position:relative;z-index:2;padding-top:96px;padding-bottom:104px}
.hero__inner{max-width:660px}
.hero__badge{display:inline-flex;align-items:center;gap:8px;background:rgba(56,189,248,.16);
  border:1px solid rgba(56,189,248,.4);color:#bfe6ff;padding:7px 16px;border-radius:999px;
  font-size:.85rem;font-weight:600;margin-bottom:24px}
.hero__badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(56,189,248,.25)}
.hero h1{color:#fff;font-size:clamp(2.2rem,5.2vw,3.7rem);margin-bottom:20px}
.hero h1 span{color:var(--cyan)}
.hero__sub{font-size:1.2rem;color:#d4e0f0;max-width:540px;margin-bottom:32px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero__bullets{display:flex;gap:14px;flex-wrap:wrap}
.hero__bullets li{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);padding:11px 18px;border-radius:12px;font-weight:600;font-size:.95rem}
.hero__bullets svg{width:20px;height:20px;color:var(--cyan);flex:none}

/* floating quick card */
.hero__card{position:absolute;right:24px;bottom:-46px;z-index:3;background:#fff;color:var(--ink);
  border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow-lg);width:300px;border:1px solid var(--line)}
.hero__card h3{font-size:1.05rem;margin-bottom:4px}
.hero__card p{font-size:.9rem;color:var(--muted);margin-bottom:16px}
.hero__card .btn{width:100%}
@media(max-width:1080px){.hero__card{display:none}}

/* ---------- feature strip ---------- */
.features{background:#fff;margin-top:0}
.features .grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.feature{padding:30px 24px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.feature:last-child{border-right:none}
.feature__ic{width:48px;height:48px;border-radius:12px;background:var(--soft-2);color:var(--blue);
  display:flex;align-items:center;justify-content:center}
.feature__ic svg{width:26px;height:26px}
.feature b{color:var(--ink);font-size:1rem;font-weight:700;line-height:1.3}
@media(max-width:1080px){.features .grid{grid-template-columns:repeat(3,1fr)}
  .feature:nth-child(3){border-right:none}.feature:nth-child(-n+3){border-bottom:1px solid var(--line)}}
@media(max-width:600px){.features .grid{grid-template-columns:repeat(2,1fr)}
  .feature{padding:22px 18px}.feature:nth-child(odd){border-right:1px solid var(--line)}
  .feature:nth-child(even){border-right:none}}

/* ---------- catalog cards ---------- */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cat{position:relative;border-radius:var(--radius);overflow:hidden;min-height:330px;display:flex;
  align-items:flex-end;color:#fff;box-shadow:var(--shadow);isolation:isolate;transition:.3s}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:.5s}
.cat::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to top,rgba(8,22,42,.92) 12%,rgba(8,22,42,.35) 55%,rgba(8,22,42,.15) 100%)}
.cat:hover{transform:translateY(-6px)}
.cat:hover img{transform:scale(1.07)}
.cat__body{padding:26px;width:100%}
.cat__tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:8px}
.cat h3{color:#fff;font-size:1.3rem;margin-bottom:6px}
.cat p{font-size:.9rem;color:#cdd9e8;margin-bottom:16px}
.cat__link{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.92rem;color:#fff}
.cat__link svg{width:18px;height:18px;color:var(--wa);transition:.25s}
.cat:hover .cat__link svg{transform:translateX(4px)}
@media(max-width:980px){.cats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cats{grid-template-columns:1fr}.cat{min-height:280px}}

/* ---------- about split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.split--rev .split__media{order:-1}
.split__media{position:relative}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;height:100%;object-fit:cover;min-height:380px}
.split__media .badge-float{position:absolute;left:-22px;bottom:26px;background:var(--blue);color:#fff;
  padding:18px 24px;border-radius:14px;box-shadow:var(--shadow-lg);max-width:210px}
.split__media .badge-float b{display:block;font-size:2rem;line-height:1}
.split__media .badge-float span{font-size:.85rem;opacity:.9}
.about-list{display:grid;gap:14px;margin:24px 0 28px}
.about-list li{display:flex;gap:13px;align-items:flex-start}
.about-list svg{width:22px;height:22px;color:var(--wa);flex:none;margin-top:2px}
@media(max-width:880px){.split{grid-template-columns:1fr;gap:36px}
  .split--rev .split__media{order:0}.split__media .badge-float{left:16px}}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;text-align:center}
.stat{padding:28px 14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.stat b{display:block;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;color:var(--blue);letter-spacing:-.03em;line-height:1}
.stat span{font-size:.92rem;color:var(--muted);margin-top:8px;display:block}
@media(max-width:880px){.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.stats{grid-template-columns:repeat(2,1fr);gap:14px}.stat{padding:20px 10px}}

/* ---------- applications ---------- */
.apps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.app{display:flex;gap:16px;padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  transition:.25s}
.app:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:transparent}
.app__ic{width:54px;height:54px;flex:none;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff}
.app__ic svg{width:28px;height:28px}
.app h3{font-size:1.08rem;margin-bottom:4px}
.app p{font-size:.92rem;margin:0;color:var(--muted)}
@media(max-width:880px){.apps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.apps{grid-template-columns:1fr}}

/* ---------- specs ---------- */
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px}
.spec{padding:24px;background:var(--soft);border-radius:var(--radius);border:1px solid var(--line)}
.spec__k{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:10px}
.spec__v{font-size:1.35rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.spec p{font-size:.88rem;color:var(--muted);margin:6px 0 0}
@media(max-width:880px){.specs{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.specs{grid-template-columns:1fr}}

/* ---------- delivery banner ---------- */
.delivery{position:relative;border-radius:24px;overflow:hidden;color:#fff;box-shadow:var(--shadow-lg);isolation:isolate}
.delivery img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.delivery::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(8,24,45,.95),rgba(31,111,235,.7))}
.delivery__in{padding:64px 56px;max-width:640px}
.delivery h2{color:#fff}
.delivery p{color:#e0e9f5;font-size:1.1rem}
.delivery .deliv-list{display:flex;gap:28px;flex-wrap:wrap;margin:22px 0 30px}
.delivery .deliv-list div b{display:block;font-size:1.6rem;color:var(--cyan)}
.delivery .deliv-list div span{font-size:.9rem;color:#cdd9e8}
@media(max-width:620px){.delivery__in{padding:40px 26px}}

/* ---------- testimonials ---------- */
.reviews{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow);position:relative}
.review__quote{font-size:3.4rem;line-height:.6;color:var(--soft-2);font-family:Georgia,serif;font-weight:700;position:absolute;top:24px;right:28px}
.review .stars{color:#f5b301;letter-spacing:2px;margin-bottom:14px;font-size:1.05rem}
.review p{font-size:1.02rem;color:var(--body);position:relative;z-index:1}
.review__author{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:20px;border-top:1px solid var(--line)}
.review__ava{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;flex:none}
.review__author b{color:var(--ink);display:block}
.review__author span{font-size:.88rem;color:var(--muted)}
@media(max-width:780px){.reviews{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(120deg,var(--navy),var(--navy-2));color:#fff;text-align:center;
  border-radius:24px;padding:64px 24px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.4),transparent 70%);top:-160px;right:-80px}
.cta h2{color:#fff;position:relative}
.cta p{color:#d4e0f0;max-width:560px;margin:0 auto 30px;font-size:1.1rem;position:relative}
.cta .btn{position:relative}

/* ---------- contacts ---------- */
.contacts{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-block{display:grid;gap:22px}
.contact-card{display:flex;gap:16px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.contact-card__ic{width:48px;height:48px;flex:none;border-radius:12px;background:var(--soft-2);color:var(--blue);
  display:flex;align-items:center;justify-content:center}
.contact-card__ic svg{width:24px;height:24px}
.contact-card h3{font-size:1.02rem;margin-bottom:6px}
.contact-card p{margin:0;font-size:.98rem}
.contact-card a{color:var(--blue);font-weight:600}
.contact-map{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:420px;border:1px solid var(--line)}
.contact-map iframe{width:100%;height:100%;min-height:420px;border:0;display:block}
@media(max-width:880px){.contacts{grid-template-columns:1fr}}

/* ---------- footer ---------- */
.footer{background:var(--navy);color:#a9bad2;padding:64px 0 28px;font-size:.94rem}
.footer a{color:#a9bad2;transition:.2s}
.footer a:hover{color:#fff}
.footer__top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer__brand .logo{color:#fff;margin-bottom:16px}
.footer__brand p{font-size:.92rem;color:#90a4c0;max-width:34ch}
.footer h4{color:#fff;font-size:.95rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:16px}
.footer ul{display:grid;gap:9px}
.footer__bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:24px;color:#7589a6;font-size:.86rem}
.footer__social{display:flex;gap:10px}
.footer__social a{width:38px;height:38px;border:1px solid rgba(255,255,255,.18);border-radius:10px;
  display:flex;align-items:center;justify-content:center}
.footer__social a:hover{background:var(--wa);border-color:var(--wa)}
.footer__social svg{width:18px;height:18px}
@media(max-width:980px){.footer__top{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:560px){.footer__top{grid-template-columns:1fr 1fr}.footer__brand{grid-column:1/-1}}

/* ---------- floating WA ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:80;width:60px;height:60px;border-radius:50%;
  background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -8px rgba(37,211,102,.8);transition:.25s;animation:wa-pulse 2.4s infinite}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px}
@keyframes wa-pulse{0%{box-shadow:0 14px 30px -8px rgba(37,211,102,.8),0 0 0 0 rgba(37,211,102,.5)}
  70%{box-shadow:0 14px 30px -8px rgba(37,211,102,.8),0 0 0 16px rgba(37,211,102,0)}
  100%{box-shadow:0 14px 30px -8px rgba(37,211,102,.8),0 0 0 0 rgba(37,211,102,0)}}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.wa-float{animation:none}}