/* ===== Base ===== */
:root{
  --bg:#0b0b0b;
  --surface:#141414;
  --surface-2:#1b1b1b;
  --line:rgba(255,255,255,.1);
  --text:#ffffff;
  --muted:rgba(255,255,255,.62);
  --muted-2:rgba(255,255,255,.42);
  --accent:#ff5a1f;
  --accent-2:#ff7a45;
  --light:#f2f1ee;
  --light-2:#ffffff;
  --ink:#111111;
  --radius-lg:10px;
  --radius-md:10px;
  --radius-sm:10px;
  --radius-btn:4px;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
section{padding:100px 0;}
@media (max-width:900px){section{padding:64px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);
}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head h2{font-size:clamp(26px,3.4vw,42px);margin-top:14px;color:var(--text);}
.section-head p{margin-top:14px;font-size:16px;color:var(--muted);}
.section-head.on-light h2{color:var(--ink);}
.section-head.on-light p{color:#5a5a55;}
.section-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 28px;border-radius:var(--radius-btn);font-weight:700;font-size:14.5px;
  cursor:pointer;border:1px solid transparent;transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-2);}
.btn-ghost-dark{background:transparent;border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost-dark:hover{background:rgba(255,255,255,.08);border-color:#fff;}
.btn-ghost-light{background:transparent;border-color:rgba(0,0,0,.18);color:var(--ink);}
.btn-ghost-light:hover{background:rgba(0,0,0,.05);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:#eee;}
.btn-link{gap:8px;font-weight:700;font-size:14px;color:var(--text);}
.btn-link .arrow{transition:transform .2s ease;}
.btn-link:hover .arrow{transform:translate(3px,-3px);}
.btn-sm{padding:10px 18px;font-size:13px;}

/* ===== Header ===== */
header{position:fixed;top:0;left:0;right:0;z-index:60;padding:18px 0;transition:background .3s ease,border-color .3s ease,padding .3s ease;border-bottom:1px solid transparent;}
header.scrolled{background:rgba(11,11,11,.88);backdrop-filter:blur(12px);border-color:var(--line);padding:12px 0;}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;}
.logo-mark{width:36px;height:36px;border-radius:10px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;flex:none;}
.logo-text b{display:block;font-size:17px;font-weight:800;letter-spacing:-.01em;}
.logo-text span{display:block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);margin-top:1px;}
nav.main-nav{display:flex;gap:30px;}
nav.main-nav a{font-size:14px;font-weight:600;color:var(--muted);transition:color .2s ease;}
nav.main-nav a:hover{color:#fff;}
@media (max-width:980px){nav.main-nav{display:none;}}
.header-actions{display:flex;align-items:center;gap:16px;}
.header-phone{font-size:14.5px;font-weight:700;color:#fff;display:none;}
@media (min-width:1120px){.header-phone{display:block;}}
.lang-switch{display:flex;align-items:center;border:1px solid rgba(255,255,255,.22);border-radius:4px;gap:2px;flex:none;}
.lang-switch a{padding:5px 11px;border-radius:4px;font-size:12px;font-weight:800;letter-spacing:.02em;color:rgba(255,255,255,.55);transition:background .2s ease,color .2s ease;}
.lang-switch a.active{background:var(--accent);color:#fff;}
.mobile-nav .lang-switch{margin-top:20px;border-color:rgba(255,255,255,.25);}
.mobile-nav .lang-switch a{padding:8px 16px;font-size:14px;}
@media (max-width:980px){.header-actions .btn-primary{display:none;}}
.burger{display:none;width:42px;height:42px;border-radius:var(--radius-btn);border:1px solid rgba(255,255,255,.25);background:transparent;position:relative;cursor:pointer;flex:none;}
@media (max-width:980px){.burger{display:block;}}
.burger span{position:absolute;left:10px;right:10px;height:1.5px;background:#fff;transition:transform .25s ease,top .25s ease,bottom .25s ease,opacity .2s ease;}
.burger span:nth-child(1){top:15px;}
.burger span:nth-child(2){top:19.25px;}
.burger span:nth-child(3){bottom:15px;}
.burger.open span:nth-child(1){top:19.25px;transform:rotate(45deg);}
.burger.open span:nth-child(2){opacity:0;}
.burger.open span:nth-child(3){bottom:19.25px;transform:rotate(-45deg);}

.mobile-nav{position:fixed;inset:0;z-index:55;background:#0b0b0b;transform:translateY(-100%);transition:transform .35s ease;display:flex;flex-direction:column;justify-content:center;padding:32px;}
.mobile-nav.open{transform:translateY(0);}
.mobile-nav a{display:block;font-size:30px;font-weight:800;padding:14px 0;border-bottom:1px solid var(--line);}
.mobile-nav .mobile-phone{margin-top:24px;font-size:18px;font-weight:700;color:var(--accent-2);}
@media (min-width:981px){.mobile-nav{display:none;}}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;}
.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(180deg, rgba(6,6,6,.55) 0%, rgba(6,6,6,.35) 38%, rgba(6,6,6,.92) 100%);}
.hero-inner{position:relative;z-index:1;width:100%;padding-top:180px;padding-bottom:56px;}
.hero h1{font-size:clamp(34px,5.6vw,64px);max-width:820px;letter-spacing:-.02em;}
.hero p.lead{margin-top:20px;max-width:480px;font-size:17px;color:rgba(255,255,255,.8);}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats{margin-top:56px;display:grid;grid-template-columns:repeat(4, 1fr);gap:24px 0;border-top:1px solid rgba(255,255,255,.15);padding-top:28px;}
.hero-stat{display:flex;align-items:center;gap:12px;padding:6px 28px;border-left:1px solid rgba(255,255,255,.15);}
.hero-stat:first-child{padding-left:0;border-left:none;}
@media (max-width:900px){
  .hero-stats{grid-template-columns:repeat(2, 1fr);}
  .hero-stat{border-left:none;padding:6px 0;}
  .hero-stat:nth-child(odd){padding-right:16px;}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr;}
}
.hero-stat .ic{width:34px;height:34px;flex:none;color:var(--accent-2);}
.hero-stat b{display:block;font-size:14.5px;font-weight:700;}
.hero-stat span{display:block;font-size:12px;color:rgba(255,255,255,.55);}

/* ===== Tech / two-col intro sections ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:36px;}}
.split-text .eyebrow{margin-bottom:14px;}
.split-text h2{font-size:clamp(26px,3.2vw,38px);}
.split-text p{margin-top:16px;color:var(--muted);font-size:16px;}
.split-text .btn{margin-top:28px;}

.tech-card{background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);}
.tech-card-img{aspect-ratio:16/11;overflow:hidden;}
.tech-card-img img{width:100%;height:100%;object-fit:cover;}
.tech-card-body{padding:26px 28px 22px;}
.tech-card-body h3{font-size:19px;}
.tech-specs{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:16px 20px;}
.tech-spec span{display:block;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted-2);}
.tech-spec b{display:block;margin-top:4px;font-size:15.5px;font-weight:700;}
.tech-nav{display:flex;align-items:center;justify-content:space-between;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);}
.tech-nav-btns{display:flex;gap:8px;}
.tech-nav-btns button{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:transparent;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.tech-nav-btns button:hover{background:rgba(255,255,255,.08);}
.tech-counter{font-size:13px;color:var(--muted-2);}

/* ===== Why us grid ===== */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px 24px;margin-top:48px;}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.why-grid{grid-template-columns:1fr;}}
.why-item .ic{width:38px;height:38px;color:var(--accent);margin-bottom:16px;}
.why-item h4{font-size:15.5px;}
.why-item p{margin-top:8px;font-size:13.5px;color:var(--muted);}

/* ===== Compare / before-after ===== */
.compare-section{background:var(--bg);}
.compare-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.compare-tab{padding:11px 20px;border-radius:var(--radius-btn);border:1px solid var(--line);background:transparent;color:var(--muted);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s ease;}
.compare-tab:hover{color:#fff;border-color:rgba(255,255,255,.35);}
.compare-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;}

.compare{
  position:relative;aspect-ratio:16/8.5;border-radius:var(--radius-lg);overflow:hidden;
  user-select:none;-webkit-user-select:none;background:#000;box-shadow:0 30px 70px -30px rgba(0,0,0,.6);
}
@media (max-width:700px){.compare{aspect-ratio:4/5;}}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none;}
.compare .img-after{z-index:1;}
.compare .before-wrap{position:absolute;inset:0;z-index:2;overflow:hidden;width:50%;}
.compare .before-wrap img{max-width:none;height:100%;position:absolute;left:0;top:0;object-fit:cover;}
.compare .divider{position:absolute;top:0;bottom:0;left:50%;z-index:3;width:0;transform:translateX(-50%);pointer-events:none;}
.compare .divider::before{content:'';position:absolute;top:0;bottom:0;left:0;width:2px;background:rgba(255,255,255,.9);transform:translateX(-1px);}
.compare .handle{
  position:absolute;top:50%;left:0;transform:translate(-50%,-50%);z-index:4;
  width:52px;height:52px;border-radius:50%;background:#fff;color:var(--ink);
  display:flex;align-items:center;justify-content:center;cursor:ew-resize;
  box-shadow:0 8px 20px rgba(0,0,0,.35);pointer-events:auto;touch-action:none;
}
.compare .handle svg{width:20px;height:20px;}
.compare .tag{position:absolute;top:20px;z-index:4;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:rgba(0,0,0,.55);padding:8px 16px;border-radius:100px;pointer-events:none;}
.compare .tag.tag-before{left:20px;}
.compare .tag.tag-after{right:20px;}
.compare-caption{margin-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.compare-caption h3{font-size:18px;}
.compare-caption p{margin-top:4px;font-size:14px;color:var(--muted);}

/* ===== Gallery strip ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px;}
@media (max-width:900px){.gallery-grid{grid-template-columns:1fr;}}
.gallery-card{position:relative;border-radius:var(--radius-md);overflow:hidden;aspect-ratio:4/3.2;}
.gallery-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease,opacity .5s ease;}
.gallery-card:hover img{transform:scale(1.06);}
.gallery-card video{position:absolute;inset:0;z-index:1;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s ease;pointer-events:none;}
.gallery-card.video-active video{opacity:1;}
.gallery-card.video-active img{transform:scale(1.06);}
.gallery-card::after{content:'';position:absolute;inset:0;z-index:2;background:linear-gradient(0deg,rgba(0,0,0,.65) 0%,rgba(0,0,0,0) 55%);}
.gallery-info{position:absolute;left:20px;right:20px;bottom:16px;display:flex;justify-content:space-between;align-items:flex-end;z-index:3;}
.gallery-info b{display:block;font-size:16px;font-weight:800;}
.gallery-info span{display:block;font-size:12.5px;color:rgba(255,255,255,.7);margin-top:2px;}
.gallery-arrow{position:relative;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;flex:none;}
.gallery-arrow svg{position:absolute;top:50%;left:50%;width:16px;height:16px;transform:translate(-50%,-50%);transition:opacity .2s ease;}
.gallery-arrow .arrow-ic{opacity:1;}
.gallery-arrow .spinner-ic{opacity:0;animation:gallery-spin .8s linear infinite;}
.gallery-card.loading .gallery-arrow .arrow-ic{opacity:0;}
.gallery-card.loading .gallery-arrow .spinner-ic{opacity:1;}
@keyframes gallery-spin{to{transform:translate(-50%,-50%) rotate(360deg);}}

/* ===== CTA banner ===== */
.cta-banner{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:380px;display:flex;align-items:flex-end;}
.cta-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.cta-banner::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg, rgba(6,6,6,.88) 0%, rgba(6,6,6,.55) 45%, rgba(6,6,6,.15) 100%);z-index:1;}
.cta-inner{position:relative;z-index:2;padding:48px;color:#fff;}
@media (max-width:600px){.cta-inner{padding:30px 24px;}}
.cta-inner h2{font-size:clamp(24px,3.4vw,38px);max-width:520px;}
.cta-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;}

/* ===== About / stats + map ===== */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;}}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;}
@media (max-width:700px){.about-stats{grid-template-columns:repeat(2,1fr);}}
.about-stats b{display:block;font-size:34px;font-weight:800;color:var(--accent);}
.about-stats span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px;}
.map-wrap{position:relative;aspect-ratio:1/1;border-radius:var(--radius-lg);background:radial-gradient(circle at 50% 50%, #1c1108 0%, #0b0b0b 70%);overflow:hidden;border:1px solid var(--line);}
.map-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%;filter:grayscale(1) brightness(.55) contrast(1.15);opacity:.55;mix-blend-mode:screen;}
.map-wrap svg{position:absolute;inset:0;width:100%;height:100%;}
.map-label{position:absolute;top:24px;left:24px;font-size:13px;font-weight:700;color:#fff;}
.map-label span{display:block;font-size:11px;color:var(--muted-2);font-weight:500;margin-top:2px;}

/* ===== Footer ===== */
footer{padding:64px 0 32px;background:#080808;border-top:1px solid var(--line);}
.footer-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;}
.footer-cols{display:flex;gap:64px;flex-wrap:wrap;}
.footer-col h4{font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin-bottom:16px;}
.footer-col a,.footer-col p{display:block;font-size:14px;color:var(--muted);margin-bottom:10px;}
.footer-col a:hover{color:#fff;}
.footer-contact{text-align:right;}
@media (max-width:700px){.footer-contact{text-align:left;}}
.footer-contact .phone{font-size:20px;font-weight:800;color:#fff;display:inline-flex;align-items:center;gap:10px;}
.footer-badge{display:inline-block;font-size:11px;font-weight:800;background:var(--accent);color:#fff;padding:4px 10px;border-radius:4px;margin-inline:8px;vertical-align:middle;}
.footer-contact .btn{margin-top:16px;}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:28px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted-2);}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
::selection{background:var(--accent);color:#fff;}