/* ==========================================================
   RAAD ENERGY — شرکت فنی و مهندسی راد انرژی
   Palette: deep navy + electric gold + signal blue (from logo)
   ========================================================== */
:root{
  --n-950:#030915; --n-900:#06102a; --n-850:#0a1736; --n-800:#0e1e45; --n-700:#16295a;
  --gold:#f2b233; --gold-2:#ffd27a; --gold-3:#c88a12; --gold-glow:rgba(242,178,51,.35);
  --blue:#2f7cf6; --blue-2:#5aa0ff;
  --ink:#0b1630; --ink-2:#3a4664; --mut:#6b7794; --line:#e3e8f2;
  --paper:#ffffff; --soft:#f4f6fb;
  --txt-l:#e7ecf7; --mut-l:#94a2c2; --line-d:rgba(255,255,255,.08); --line-g:rgba(242,178,51,.25);
  --r:18px; --r-lg:28px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow:0 24px 60px -24px rgba(6,16,42,.35);
  --container:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Vazirmatn,Tahoma,sans-serif;color:var(--ink);background:var(--paper);line-height:1.85;font-size:16px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{line-height:1.45;margin:0}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.ic{width:1.25em;height:1.25em;flex:none}
::selection{background:var(--gold);color:var(--n-900)}

/* ---------- Preloader ---------- */
.preloader{position:fixed;inset:0;z-index:9999;background:var(--n-900);display:grid;place-content:center;justify-items:center;gap:18px;transition:opacity .6s,visibility .6s}
.preloader img{height:84px;animation:pl 1.4s ease-in-out infinite alternate}
.preloader svg{width:220px;height:34px}
.preloader path{fill:none;stroke:var(--gold);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:420;stroke-dashoffset:420;animation:dash 1.4s var(--ease) infinite}
.loaded .preloader{opacity:0;visibility:hidden}
@keyframes pl{to{transform:scale(1.04);filter:drop-shadow(0 0 18px var(--gold-glow))}}
@keyframes dash{60%{stroke-dashoffset:0}100%{stroke-dashoffset:-420}}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;border:0;transition:transform .3s var(--ease),box-shadow .3s,background .3s,color .3s;white-space:nowrap}
.btn .ic{transition:transform .3s var(--ease)}
.btn:hover .ic{transform:translateX(-4px)}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));color:#1d1400;box-shadow:0 12px 32px -10px var(--gold-glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 40px -10px var(--gold-glow)}
.btn-glass{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(10px)}
.btn-glass:hover{background:rgba(255,255,255,.16);border-color:var(--gold)}
.btn-navy{background:var(--n-900);color:#fff}
.btn-navy:hover{background:var(--n-700);transform:translateY(-2px)}
.btn.block{width:100%}

.kicker{display:inline-flex;align-items:center;gap:12px;color:var(--gold-3);font-weight:800;font-size:14px;letter-spacing:.2px;margin-bottom:14px}
.kicker:before{content:"";width:34px;height:2px;background:linear-gradient(90deg,transparent,var(--gold));border-radius:2px}
.dark .kicker,.kicker.light,.hero .kicker,.cta .kicker{color:var(--gold)}
.title{font-size:clamp(28px,3.6vw,44px);font-weight:900;letter-spacing:-.3px;color:var(--ink)}
.title em{font-style:normal;color:var(--gold-3);position:relative}
.dark .title{color:#fff}.dark .title em{color:var(--gold)}
.lead-txt{font-size:17px;color:var(--ink-2);line-height:2.05}
.section{padding:120px 0;position:relative}
.section.dark{background:var(--n-900);color:var(--txt-l)}
.section.soft{background:var(--soft)}

.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:56px}
.sec-head.center{justify-content:center;text-align:center}
.sec-head.center .kicker{justify-content:center}
.sec-head .sub{color:var(--mut);margin:10px 0 0}
.link-more{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--gold-3);border-bottom:1px solid currentColor;padding-bottom:4px}
.dark .link-more{color:var(--gold)}
.link-more:hover .ic{transform:translateX(-4px)}.link-more .ic{transition:.3s}

/* ---------- Reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0ms)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* ==========================================================
   HEADER
   ========================================================== */
.site-header{position:fixed;inset:0 0 auto;z-index:100;color:#fff;transition:background .4s,box-shadow .4s,transform .4s}
.topbar{font-size:13px;color:var(--mut-l);border-bottom:1px solid var(--line-d);transition:margin .4s,opacity .3s}
.topbar-in{display:flex;justify-content:space-between;align-items:center;height:40px}
.topbar span,.topbar a{display:inline-flex;align-items:center;gap:7px}
.topbar .ic{width:15px;height:15px;color:var(--gold)}
.topbar-links{display:flex;gap:22px}.topbar a:hover{color:#fff}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:88px;gap:20px;transition:height .4s}
.brand{display:flex;align-items:center;gap:14px;flex:none}
.brand img{height:54px;width:auto;transition:height .4s}
.brand-txt{display:flex;flex-direction:column;line-height:1.35;border-inline-start:1px solid rgba(255,255,255,.18);padding-inline-start:14px}
.brand-txt b{font-size:14.5px;font-weight:800}
.brand-txt small{font-size:11px;letter-spacing:3.4px;color:var(--gold);font-weight:600;direction:ltr;text-align:right}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav>a,.has-drop>a{position:relative;display:inline-flex;align-items:center;gap:6px;padding:10px 16px;font-weight:600;font-size:15px;color:rgba(255,255,255,.86);border-radius:10px;transition:color .3s}
.main-nav>a:after,.has-drop>a:after{content:"";position:absolute;bottom:2px;right:16px;left:16px;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease)}
.main-nav>a:hover,.main-nav>a.active,.has-drop:hover>a,.has-drop>a.active{color:#fff}
.main-nav>a:hover:after,.main-nav>a.active:after,.has-drop:hover>a:after,.has-drop>a.active:after{transform:scaleX(1)}
.caret{width:7px;height:7px;border-left:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(-45deg) translateY(-2px)}
.has-drop{position:relative}
.drop{position:absolute;top:calc(100% + 14px);right:0;width:380px;background:rgba(8,18,42,.97);border:1px solid var(--line-g);border-radius:20px;padding:12px;box-shadow:0 30px 70px rgba(0,0,0,.45);opacity:0;visibility:hidden;transform:translateY(10px);transition:.35s var(--ease);backdrop-filter:blur(14px)}
.drop:before{content:"";position:absolute;inset:-16px 0 auto;height:16px}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:none}
.drop a{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:12px;font-size:14px;line-height:1.6;color:var(--txt-l);transition:.25s}
.drop a .ic{width:38px;height:38px;padding:9px;border-radius:10px;background:rgba(242,178,51,.1);color:var(--gold);flex:none;transition:.25s}
.drop a:hover{background:rgba(255,255,255,.05);color:#fff}
.drop a:hover .ic{background:var(--gold);color:var(--n-900)}
.nav-actions{display:flex;align-items:center;gap:12px}
.btn-call{display:inline-flex;align-items:center;gap:10px;padding:10px 20px 10px 14px;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#1d1400;font-weight:800;font-size:15px;box-shadow:0 10px 30px -10px var(--gold-glow);transition:.3s}
.btn-call .ic{width:30px;height:30px;padding:6px;border-radius:50%;background:rgba(0,0,0,.12)}
.btn-call:hover{transform:translateY(-2px)}
.burger{display:none;width:46px;height:46px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger span:last-child{width:13px;margin-left:7px}

/* scrolled / inner */
.site-header.scrolled{background:rgba(6,16,42,.88);backdrop-filter:blur(16px) saturate(1.4);box-shadow:0 12px 40px -18px rgba(0,0,0,.6)}
.site-header.scrolled .topbar{margin-top:-41px;opacity:0}
.site-header.scrolled .nav-row{height:74px}
.site-header.scrolled .brand img{height:46px}
.site-header.hide{transform:translateY(-100%)}

/* mobile menu */
.mobile-menu{position:fixed;inset:0;z-index:200;background:linear-gradient(170deg,var(--n-850),var(--n-950));color:#fff;padding:22px 24px 32px;display:flex;flex-direction:column;gap:20px;transform:translateX(100%);transition:transform .55s var(--ease);overflow:auto}
.mobile-menu.open{transform:none}
.mm-head{display:flex;justify-content:space-between;align-items:center}
.mm-head img{height:52px}
.mm-head button{width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);color:#fff;display:grid;place-items:center}
.mobile-menu nav{display:flex;flex-direction:column;margin:10px 0 auto}
.mobile-menu nav a{display:flex;justify-content:space-between;align-items:center;padding:18px 4px;font-size:20px;font-weight:700;border-bottom:1px solid var(--line-d);opacity:0;transform:translateX(30px);transition:.5s var(--ease)}
.mobile-menu.open nav a{opacity:1;transform:none}
.mobile-menu nav a:nth-child(2){transition-delay:.05s}.mobile-menu nav a:nth-child(3){transition-delay:.1s}.mobile-menu nav a:nth-child(4){transition-delay:.15s}.mobile-menu nav a:nth-child(5){transition-delay:.2s}.mobile-menu nav a:nth-child(6){transition-delay:.25s}
.mobile-menu nav a .ic{color:var(--gold)}
.mobile-menu nav a.active{color:var(--gold)}

/* ==========================================================
   HERO
   ========================================================== */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;color:#fff;overflow:hidden;background:var(--n-950)}
.hero-slides,.hero-slide,.hero-bg,.hero-shade,.hero-grid{position:absolute;inset:0}
.hero-slide{opacity:0;transition:opacity 1.4s ease}
.hero-slide.is-active{opacity:1}
.hero-bg{background-size:cover;background-position:center;transform:scale(1.14);transition:transform 9s linear}
.hero-slide.is-active .hero-bg{transform:scale(1.02)}
.hero-shade{background:
  linear-gradient(270deg,rgba(3,9,21,.94) 0%,rgba(3,9,21,.72) 38%,rgba(3,9,21,.2) 75%,rgba(3,9,21,.45) 100%),
  linear-gradient(0deg,rgba(3,9,21,.95) 0%,transparent 40%),
  radial-gradient(800px 500px at 85% 40%,rgba(47,124,246,.18),transparent 70%)}
.hero-grid{background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:80px 80px;mask-image:linear-gradient(270deg,#000 0%,transparent 60%);-webkit-mask-image:linear-gradient(270deg,#000 0%,transparent 60%)}
.hero-content{position:relative;z-index:2;display:grid;padding-top:120px}
.hero-text{grid-area:1/1;max-width:700px;pointer-events:none}
.hero-text.is-active{pointer-events:auto}
.hero-text>*{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.hero-text.is-active>*{opacity:1;transform:none}
.hero-text.is-active>*:nth-child(2){transition-delay:.15s}
.hero-text.is-active>*:nth-child(3){transition-delay:.3s}
.hero-text.is-active>*:nth-child(4){transition-delay:.45s}
.hero h1{font-size:clamp(36px,5.6vw,74px);font-weight:900;line-height:1.3;letter-spacing:-1px;margin-bottom:22px;text-shadow:0 10px 40px rgba(0,0,0,.4)}
.hero p{font-size:clamp(16px,1.5vw,19px);color:#c7d1e8;max-width:560px;margin:0 0 38px;line-height:2}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-bottom{position:absolute;z-index:3;bottom:46px;right:0;left:0;display:flex;justify-content:space-between;align-items:flex-end;gap:24px}
.hero-sectors{display:flex;gap:6px;background:rgba(6,16,42,.55);border:1px solid var(--line-g);border-radius:20px;padding:6px;backdrop-filter:blur(14px)}
.hero-sectors a{display:flex;align-items:center;gap:10px;padding:12px 20px;border-radius:14px;font-weight:700;font-size:15px;transition:.3s}
.hero-sectors a .ic{color:var(--gold);width:26px;height:26px}
.hero-sectors a:hover{background:rgba(242,178,51,.12)}
.hero-sectors a+a{position:relative}
.hero-sectors a+a:before{content:"";position:absolute;right:-3px;top:25%;bottom:25%;width:1px;background:var(--line-g)}
.hero-nav{display:flex;align-items:center;gap:22px}
.hero-count{font-size:15px;color:var(--mut-l);letter-spacing:1px}
.hero-count b{font-size:28px;color:#fff;font-weight:800}
.hero-dots{display:flex;gap:8px}
.hero-dots button{width:56px;height:24px;background:none;border:0;padding:0;display:flex;align-items:center}
.hero-dots i{display:block;width:100%;height:3px;background:rgba(255,255,255,.2);border-radius:3px;position:relative;overflow:hidden}
.hero-dots i:after{content:"";position:absolute;inset:0;background:var(--gold);transform:scaleX(0);transform-origin:right}
.hero-dots .is-active i:after{animation:prog var(--dur,7s) linear forwards}
@keyframes prog{to{transform:scaleX(1)}}
.hero-pulse{position:absolute;z-index:2;bottom:120px;left:0;width:100%;height:140px;pointer-events:none}
.hero-pulse path.base{fill:none;stroke:var(--gold);stroke-width:1.6;stroke-linejoin:round;stroke-dasharray:2200;stroke-dashoffset:2200;animation:draw 3.2s var(--ease) .6s forwards;filter:drop-shadow(0 0 6px var(--gold-glow))}
@keyframes draw{to{stroke-dashoffset:0}}
.scroll-cue{position:absolute;z-index:3;left:50%;bottom:30px;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.35);border-radius:20px;display:none}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;background:var(--gold);border-radius:2px;animation:cue 1.8s infinite}
@keyframes cue{60%{transform:translateY(12px);opacity:0}}

/* ==========================================================
   INTRO
   ========================================================== */
.intro{background:var(--paper)}
.intro:before{content:"";position:absolute;top:0;left:0;width:45%;height:100%;background:radial-gradient(600px 400px at 0 30%,rgba(242,178,51,.08),transparent 70%);pointer-events:none}
.intro-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;align-items:center}
.intro-media{position:relative;height:600px}
.im-main{position:absolute;inset:0 0 70px 90px;border-radius:var(--r-lg);background-size:cover;background-position:center;box-shadow:var(--shadow)}
.im-sub{position:absolute;left:0;bottom:0;width:46%;height:52%;border-radius:var(--r-lg);background-size:cover;background-position:center;border:8px solid var(--paper);box-shadow:var(--shadow)}
.im-badge{position:absolute;right:-24px;bottom:110px;background:var(--n-900);color:#fff;padding:22px 28px;border-radius:20px;text-align:center;box-shadow:0 24px 50px -18px rgba(6,16,42,.6);border:1px solid var(--line-g)}
.im-badge small{display:block;color:var(--mut-l);font-size:13px}
.im-badge b{display:block;font-size:44px;font-weight:900;color:var(--gold);line-height:1.2}
.im-badge span{font-size:14px;letter-spacing:3px;color:var(--mut-l)}
.intro-text .title{margin-bottom:22px}
.checks{list-style:none;padding:0;margin:28px 0 36px;display:grid;gap:14px}
.checks li{display:flex;gap:12px;align-items:center;font-weight:600;color:var(--ink)}
.checks .ic{width:28px;height:28px;padding:6px;border-radius:50%;background:rgba(242,178,51,.15);color:var(--gold-3);stroke-width:2.4}
.intro-cta{display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.call-inline{display:flex;align-items:center;gap:14px}
.call-inline>span{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--gold-3);border:1px solid var(--line);position:relative}
.call-inline>span:after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid var(--gold);opacity:0;animation:ring 2.2s infinite}
@keyframes ring{0%{transform:scale(.8);opacity:.8}100%{transform:scale(1.35);opacity:0}}
.call-inline small{display:block;color:var(--mut);font-size:13px}
.call-inline b{font-size:20px;font-weight:800}

/* ==========================================================
   STATS
   ========================================================== */
.stats{position:relative;z-index:2;margin-top:-10px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:linear-gradient(135deg,var(--n-800),var(--n-900));border-radius:var(--r-lg);padding:46px 20px;box-shadow:0 40px 80px -30px rgba(6,16,42,.55);border:1px solid var(--line-g);position:relative;overflow:hidden;transform:translateY(60px)}
.stats-grid:before{content:"";position:absolute;inset:0;background:radial-gradient(500px 200px at 50% -20%,rgba(242,178,51,.18),transparent 70%)}
.stats.flat{padding:0 0 120px;margin-top:0;background:var(--n-900)}
.stats.flat .stats-grid{transform:none;background:rgba(255,255,255,.03)}
.stat{display:flex;align-items:center;justify-content:center;gap:18px;color:#fff;position:relative}
.stat+.stat:before{content:"";position:absolute;right:0;top:15%;bottom:15%;width:1px;background:linear-gradient(transparent,var(--line-g),transparent)}
.stat>.ic{width:52px;height:52px;color:var(--gold);stroke-width:1.3}
.stat b{display:block;font-size:42px;font-weight:900;line-height:1.1;color:#fff}
.stat small{color:var(--mut-l);font-size:14px}

/* ==========================================================
   SERVICES (home)
   ========================================================== */
.services{padding-top:200px;overflow:hidden}
.services:after{content:"";position:absolute;inset:auto -10% -40% auto;width:700px;height:700px;background:radial-gradient(closest-side,rgba(47,124,246,.16),transparent);pointer-events:none}
.svc-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:stretch}
.svc-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:560px;border:1px solid var(--line-g)}
.svc-img{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.08);transition:opacity .8s,transform 1.4s var(--ease)}
.svc-img.is-active{opacity:1;transform:none}
.svc-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,9,21,.85),transparent 55%)}
.svc-visual-cap{position:absolute;z-index:2;bottom:28px;right:28px;left:28px;display:flex;align-items:center;gap:14px;font-size:19px;font-weight:800;color:#fff}
.svc-visual-cap span{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--gold);color:var(--n-900)}
.svc-list{display:flex;flex-direction:column;gap:12px}
.svc-item{display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:18px;padding:22px 24px;border-radius:var(--r);border:1px solid var(--line-d);background:rgba(255,255,255,.02);transition:.45s var(--ease);position:relative;overflow:hidden}
.svc-item:before{content:"";position:absolute;inset:0;background:linear-gradient(270deg,rgba(242,178,51,.14),transparent 70%);opacity:0;transition:.45s}
.svc-item>*{position:relative}
.svc-num{font-size:13px;font-weight:800;color:var(--mut-l);letter-spacing:1px}
.svc-ic{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:rgba(242,178,51,.08);border:1px solid var(--line-g);color:var(--gold);transition:.45s}
.svc-ic .ic{width:28px;height:28px}
.svc-txt b{display:block;font-size:17px;color:#fff;font-weight:800;line-height:1.6}
.svc-txt small{display:block;color:var(--mut-l);font-size:13.5px;line-height:1.9;max-height:0;opacity:0;overflow:hidden;transition:.5s var(--ease)}
.svc-go{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-d);color:var(--mut-l);transition:.45s}
.svc-item.is-active,.svc-item:hover{border-color:var(--line-g)}
.svc-item.is-active:before,.svc-item:hover:before{opacity:1}
.svc-item.is-active .svc-ic{background:var(--gold);color:var(--n-900)}
.svc-item.is-active .svc-txt small{max-height:80px;opacity:1;margin-top:4px}
.svc-item.is-active .svc-go,.svc-item:hover .svc-go{background:var(--gold);color:var(--n-900);border-color:var(--gold)}
.svc-item.is-active .svc-num{color:var(--gold)}

/* ==========================================================
   SECTORS
   ========================================================== */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);height:580px;background:var(--n-950)}
.sector{position:relative;overflow:hidden;color:#fff;display:flex;align-items:flex-end;isolation:isolate}
.sector+.sector{border-right:1px solid var(--line-d)}
.sector-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.05);filter:saturate(.9) brightness(.82);transition:transform 1.4s var(--ease),filter .8s}
.sector:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(3,9,21,.95) 10%,rgba(3,9,21,.35) 60%,rgba(3,9,21,.55));transition:.6s}
.sector:hover .sector-bg{transform:scale(1.14);filter:saturate(1.05) brightness(.85)}
.sector-in{padding:44px 40px;width:100%}
.sector-ic{width:76px;height:76px;border-radius:22px;display:grid;place-items:center;border:1px solid var(--line-g);background:rgba(6,16,42,.5);color:var(--gold);margin-bottom:26px;backdrop-filter:blur(8px);transition:.5s}
.sector-ic .ic{width:40px;height:40px;stroke-width:1.4}
.sector:hover .sector-ic{background:var(--gold);color:var(--n-900);transform:translateY(-6px)}
.sector small{color:var(--gold);font-weight:700;font-size:13px}
.sector h3{font-size:36px;font-weight:900;margin:4px 0 8px}
.sector p{color:#c3cde4;margin:0;max-height:0;opacity:0;overflow:hidden;transition:.6s var(--ease)}
.sector:hover p{max-height:90px;opacity:1}
.sector-more{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-weight:700;font-size:14px;padding-bottom:4px;border-bottom:1px solid var(--gold);color:var(--gold-2)}

/* ==========================================================
   ADVANTAGES
   ========================================================== */
.advantages{background:var(--soft);overflow:hidden}
.advantages:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(14,30,69,.08) 1px,transparent 1px);background-size:26px 26px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%)}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
.adv{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:38px 34px;transition:transform .5s var(--ease),box-shadow .5s,border-color .5s;overflow:hidden}
.adv:after{content:"";position:absolute;inset:auto 0 0 0;height:3px;background:linear-gradient(90deg,var(--blue),var(--gold));transform:scaleX(0);transform-origin:right;transition:transform .6s var(--ease)}
.adv:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.adv:hover:after{transform:scaleX(1)}
.adv-ic{width:66px;height:66px;border-radius:18px;display:grid;place-items:center;background:var(--n-900);color:var(--gold);margin-bottom:24px;transition:.5s}
.adv-ic .ic{width:32px;height:32px}
.adv:hover .adv-ic{background:var(--gold);color:var(--n-900);transform:rotate(-6deg)}
.adv h3{font-size:19px;font-weight:800;margin-bottom:8px}
.adv p{color:var(--mut);margin:0;font-size:15px}
.adv-n{position:absolute;top:20px;left:28px;font-size:52px;font-weight:900;color:transparent;-webkit-text-stroke:1px #dfe5f0;line-height:1}

/* ==========================================================
   PROJECTS
   ========================================================== */
.sec-head-tools{display:flex;gap:10px}
.car-btn{width:54px;height:54px;border-radius:50%;border:1px solid var(--line-g);background:transparent;color:#fff;display:grid;place-items:center;transition:.3s}
.car-btn:hover{background:var(--gold);color:var(--n-900);border-color:var(--gold)}
.carousel{--edge:max(16px,calc((100vw - var(--container))/2 + 24px));display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px var(--edge) 30px;scroll-padding-inline:var(--edge);scrollbar-width:none;cursor:grab}
.carousel::-webkit-scrollbar{display:none}
.carousel.drag{cursor:grabbing;scroll-snap-type:none}
.carousel .proj-card{flex:0 0 min(420px,82vw);scroll-snap-align:start}
.proj-card{position:relative;display:block;border-radius:var(--r-lg);overflow:hidden;background:var(--n-850);color:#fff;border:1px solid var(--line-d);transition:.5s var(--ease);user-select:none}
.proj-card:hover{transform:translateY(-8px);border-color:var(--line-g);box-shadow:0 30px 60px -30px rgba(0,0,0,.7)}
.pc-img{aspect-ratio:4/3;background-size:cover;background-position:center;position:relative;transition:transform 1.2s var(--ease)}
.proj-card:hover .pc-img{transform:scale(1.06)}
.pc-img:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,var(--n-850),transparent 55%)}
.pc-body{position:relative;padding:4px 26px 26px;margin-top:-36px}
.tag{display:inline-flex;align-items:center;gap:7px;background:var(--gold);color:var(--n-900);font-weight:800;font-size:12.5px;padding:6px 14px;border-radius:999px}
.tag .ic{width:16px;height:16px}
.pc-body h3{font-size:19px;font-weight:800;margin:14px 0 6px;line-height:1.7}
.pc-body p{color:var(--mut-l);font-size:14px;margin:0 0 10px}
.pc-meta{display:flex;gap:18px;color:var(--mut-l);font-size:13.5px;flex-wrap:wrap}
.pc-meta span{display:inline-flex;align-items:center;gap:6px}
.pc-meta .ic{color:var(--gold);width:16px;height:16px}
.center-btn{text-align:center;margin-top:30px}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}

/* ==========================================================
   NEWS
   ========================================================== */
.news-grid{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:auto auto;gap:24px}
.news-grid .lg{grid-row:span 2}
.news-card{display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;background:var(--paper);border:1px solid var(--line);transition:.5s var(--ease)}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-6px);border-color:transparent}
.nc-img{aspect-ratio:16/9;background-size:cover;background-position:center;transition:transform 1.2s var(--ease)}
.news-card:hover .nc-img{transform:scale(1.05)}
.news-card .nc-img{overflow:hidden}
.nc-body{padding:24px 28px 28px;display:flex;flex-direction:column;flex:1;background:var(--paper);position:relative}
.news-grid:not(.list) .news-card:not(.lg){flex-direction:row}
.news-grid:not(.list) .news-card:not(.lg) .nc-img{aspect-ratio:auto;width:40%;flex:none}
.news-grid:not(.list) .news-card:not(.lg) .nc-body{padding:22px 24px}
.news-card.lg .nc-img{aspect-ratio:16/10}
time{display:inline-flex;align-items:center;gap:7px;color:var(--gold-3);font-weight:700;font-size:13px}
time .ic{width:16px;height:16px}
.nc-body h3{font-size:18px;font-weight:800;margin:8px 0;line-height:1.75}
.news-card.lg h3{font-size:24px}
.nc-body p{color:var(--mut);font-size:14.5px;margin:0 0 14px}
.read{display:inline-flex;align-items:center;gap:8px;margin-top:auto;font-weight:700;font-size:14px;color:var(--ink)}
.read .ic{width:18px;height:18px;transition:.3s;color:var(--gold-3)}
.news-card:hover .read .ic,.svc-card:hover .read .ic{transform:translateX(-5px)}
.news-grid.list{grid-template-columns:repeat(3,1fr);grid-template-rows:none}

/* ==========================================================
   CTA
   ========================================================== */
.cta{position:relative;padding:110px 0;color:#fff;overflow:hidden;isolation:isolate;background:var(--n-950)}
.cta-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center 30%;opacity:.55}
.cta:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(270deg,rgba(3,9,21,.96) 30%,rgba(3,9,21,.55))}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:40px}
.cta h2{font-size:clamp(28px,3.4vw,42px);font-weight:900;margin-bottom:12px}
.cta p{color:#c3cde4;max-width:620px;margin:0}
.cta-actions{display:flex;flex-direction:column;gap:14px;flex:none;min-width:320px}
.cta-phone{display:flex;align-items:center;justify-content:center;gap:16px;padding:18px 30px;border-radius:20px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#1d1400;font-size:28px;font-weight:900;letter-spacing:1px;box-shadow:0 20px 50px -16px var(--gold-glow);transition:.3s}
.cta-phone .ic{width:34px;height:34px}
.cta-phone:hover{transform:translateY(-3px) scale(1.01)}

/* ==========================================================
   FOOTER
   ========================================================== */
.site-footer{position:relative;background:var(--n-950);color:var(--mut-l);padding-top:110px;font-size:15px;overflow:hidden}
.site-footer:before{content:"";position:absolute;inset:-30% 40% auto -10%;height:500px;background:radial-gradient(closest-side,rgba(47,124,246,.1),transparent)}
.footer-pulse{position:absolute;top:0;left:0;width:100%;height:120px}
.footer-pulse path.base{fill:none;stroke:var(--gold);stroke-width:1.4;stroke-linejoin:round}
.footer-grid{display:grid;grid-template-columns:1.5fr 1.2fr 1fr 1.1fr;gap:50px;position:relative}
.f-logo{height:76px;margin-bottom:16px}
.f-about h3{color:#fff;font-size:17px;margin-bottom:10px}
.f-about p{line-height:2.05;margin:0 0 22px}
.site-footer h4{color:#fff;font-size:17px;margin-bottom:22px;position:relative;padding-bottom:12px}
.site-footer h4:after{content:"";position:absolute;bottom:0;right:0;width:30px;height:2px;background:var(--gold)}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.site-footer ul a{transition:.25s;display:inline-block;line-height:1.8}
.site-footer ul a:hover{color:var(--gold);transform:translateX(-4px)}
.f-social{display:flex;gap:10px}
.f-social a{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line-d);background:rgba(255,255,255,.03);color:#fff;transition:.3s}
.f-social a:hover{background:var(--gold);color:var(--n-900);border-color:var(--gold)}
.f-phone{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:900;color:var(--gold);margin-bottom:14px}
.f-line{display:flex;align-items:center;gap:10px;margin:0 0 10px;transition:.25s}
.f-line .ic,.f-phone .ic{color:var(--gold)}
a.f-line:hover{color:#fff}
.f-qr{width:110px;border-radius:12px;margin-top:14px;border:4px solid #fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line-d);margin-top:70px;padding-top:26px;padding-bottom:30px;font-size:13.5px;position:relative}
.designer b{color:#fff;font-weight:700}
.designer a{color:var(--gold)}

.float-call{position:fixed;z-index:90;left:22px;bottom:22px;width:58px;height:58px;border-radius:50%;display:none;place-items:center;background:var(--gold);color:var(--n-900);box-shadow:0 14px 34px -8px var(--gold-glow)}
.float-call:after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--gold);animation:ring 2s infinite}
.to-top{position:fixed;z-index:90;right:22px;bottom:22px;width:50px;height:50px;border-radius:14px;border:1px solid var(--line-g);background:rgba(6,16,42,.85);color:var(--gold);display:grid;place-items:center;opacity:0;visibility:hidden;transform:translateY(20px);transition:.4s;backdrop-filter:blur(8px)}
.to-top svg{width:22px}
.to-top.show{opacity:1;visibility:visible;transform:none}

/* ==========================================================
   INNER PAGES
   ========================================================== */
.page-hero{position:relative;min-height:470px;display:flex;align-items:flex-end;padding:180px 0 90px;color:#fff;overflow:hidden;background:var(--n-950);isolation:isolate}
.ph-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;opacity:.55;transform:scale(1.08);animation:phz 12s ease-out forwards}
@keyframes phz{to{transform:scale(1)}}
.page-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(270deg,rgba(3,9,21,.95) 25%,rgba(3,9,21,.5)),linear-gradient(0deg,rgba(3,9,21,.9),transparent 50%)}
.page-hero h1{font-size:clamp(30px,4.4vw,54px);font-weight:900;max-width:900px}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--mut-l);margin-bottom:22px}
.crumbs a:hover{color:var(--gold)}.crumbs b{color:#fff;font-weight:600}
.ph-pulse{position:absolute;bottom:20px;left:0;width:100%;height:60px}
.ph-pulse path.base{fill:none;stroke:var(--gold);stroke-width:1.4;stroke-dasharray:1800;stroke-dashoffset:1800;animation:draw 2.6s var(--ease) .3s forwards}

/* about */
.about-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:70px;align-items:start}
.about-txt .title{margin-bottom:24px}
.about-txt p{color:var(--ink-2);line-height:2.1}
.founded-card{position:sticky;top:120px;background:linear-gradient(160deg,var(--n-800),var(--n-950));color:#fff;border-radius:var(--r-lg);padding:40px 34px;text-align:center;border:1px solid var(--line-g);box-shadow:var(--shadow);overflow:hidden}
.founded-card:before{content:"";position:absolute;inset:-40% -20% auto;height:300px;background:radial-gradient(closest-side,rgba(242,178,51,.2),transparent)}
.founded-card img{height:110px;margin:0 auto 26px;position:relative}
.fc-year small{display:block;color:var(--mut-l)}
.fc-year b{display:block;font-size:64px;font-weight:900;color:var(--gold);line-height:1.15}
.fc-year span{color:var(--mut-l)}
.fc-sectors{display:flex;justify-content:center;gap:8px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line-d)}
.fc-sectors span{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:14px;font-weight:700}
.fc-sectors .ic{width:34px;height:34px;color:var(--gold)}
.mv-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.mv-card{padding:44px;border-radius:var(--r-lg);border:1px solid var(--line-g);background:linear-gradient(160deg,rgba(255,255,255,.04),transparent)}
.mv-ic{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:var(--gold);color:var(--n-900);margin-bottom:22px}
.mv-ic .ic{width:32px;height:32px}
.mv-card h3{color:#fff;font-size:24px;margin-bottom:10px}
.mv-card p{color:var(--mut-l);margin:0;font-size:16px;line-height:2.05}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:18px}
.g-item{border-radius:var(--r);overflow:hidden;position:relative}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.g-item:hover img{transform:scale(1.08)}
.g-item:after{content:"";position:absolute;inset:0;background:rgba(6,16,42,.3);opacity:0;transition:.4s}
.g-item:hover:after{opacity:1}
.g0{grid-column:span 2;grid-row:span 2}.g3{grid-row:span 2}.g4{grid-column:span 2}

/* services list */
.svc-cards{display:grid;gap:34px}
.svc-card{display:grid;grid-template-columns:1fr 1.1fr;border-radius:var(--r-lg);overflow:hidden;background:var(--paper);border:1px solid var(--line);transition:.5s var(--ease);min-height:340px}
.svc-card.rev{grid-template-columns:1.1fr 1fr}
.svc-card.rev .sc-img{order:2}
.svc-card:hover{box-shadow:var(--shadow);transform:translateY(-6px)}
.sc-img{background-size:cover;background-position:center;position:relative}
.sc-num{position:absolute;top:22px;right:22px;font-size:15px;font-weight:900;background:var(--gold);color:var(--n-900);padding:8px 16px;border-radius:12px}
.sc-body{padding:48px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.sc-ic{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:var(--n-900);color:var(--gold)}
.sc-ic .ic{width:32px;height:32px}
.sc-body h2{font-size:24px;font-weight:900}
.sc-body p{color:var(--mut);margin:0 0 6px}

/* detail */
.detail-grid{display:grid;grid-template-columns:1fr 360px;gap:50px;align-items:start}
.detail-img{aspect-ratio:16/8;border-radius:var(--r-lg);background-size:cover;background-position:center;margin-bottom:34px;position:relative;box-shadow:var(--shadow)}
.detail-img.tall{aspect-ratio:16/9}
.detail-ic{position:absolute;bottom:-26px;right:34px;width:74px;height:74px;border-radius:20px;display:grid;place-items:center;background:var(--gold);color:var(--n-900);box-shadow:0 14px 30px -10px var(--gold-glow)}
.detail-ic .ic{width:38px;height:38px}
.detail .lead-txt{font-weight:600;color:var(--ink);border-right:3px solid var(--gold);padding-right:18px;margin:44px 0 26px}
.prose p{color:var(--ink-2);line-height:2.15;margin:0 0 20px;font-size:16.5px}
.post-meta{display:flex;gap:22px;color:var(--mut);font-size:14px;flex-wrap:wrap}
.post-meta span{display:inline-flex;align-items:center;gap:7px}.post-meta .ic{color:var(--gold-3)}
.side{position:sticky;top:110px;display:grid;gap:22px}
.side-box{background:var(--soft);border-radius:var(--r-lg);padding:28px;border:1px solid var(--line)}
.side-box h4{font-size:18px;margin-bottom:16px}
.side-link{display:flex;align-items:center;gap:12px;padding:12px;border-radius:12px;font-size:14.5px;font-weight:600;line-height:1.7;transition:.25s}
.side-link .ic{width:36px;height:36px;padding:8px;border-radius:10px;background:var(--paper);color:var(--gold-3);border:1px solid var(--line)}
.side-link:hover,.side-link.on{background:var(--paper)}
.side-link.on{box-shadow:inset -3px 0 0 var(--gold)}
.side-cta{background:linear-gradient(160deg,var(--n-800),var(--n-950));color:#fff;border:0;text-align:center;display:grid;gap:10px}
.side-cta>.ic{width:54px;height:54px;margin:0 auto;color:var(--gold)}
.side-cta h4{margin:0;color:#fff}.side-cta p{color:var(--mut-l);margin:0 0 8px;font-size:14px}
.facts dl{margin:0;display:grid;gap:4px}
.facts dl div{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px dashed var(--line);gap:10px}
.facts dt{display:flex;align-items:center;gap:8px;color:var(--mut);font-size:14px}
.facts dt .ic{color:var(--gold-3)}
.facts dd{margin:0;font-weight:700}
.side-post{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.side-post>span{width:78px;height:62px;border-radius:12px;background-size:cover;background-position:center;flex:none}
.side-post b{display:block;font-size:14px;line-height:1.7}
.side-post small{color:var(--mut);font-size:12.5px}
.side-post:hover b{color:var(--gold-3)}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:24px}
.filters a{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:999px;border:1px solid var(--line);font-weight:700;transition:.3s;background:var(--paper)}
.filters a .ic{color:var(--gold-3)}
.filters a:hover{border-color:var(--gold)}
.filters a.on{background:var(--n-900);color:#fff;border-color:var(--n-900)}
.filters a.on .ic{color:var(--gold)}
.cat-desc{text-align:center;color:var(--mut);margin:0 0 40px}
.filters+.proj-grid{margin-top:46px}
.empty{text-align:center;padding:80px 20px;color:var(--mut)}
.empty .ic{width:64px;height:64px;color:var(--gold-3);margin:0 auto 10px}
.pager{display:flex;justify-content:center;gap:8px;margin-top:50px}
.pager a{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line);font-weight:700}
.pager a.on{background:var(--n-900);color:var(--gold);border-color:var(--n-900)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:start}
.contact-info .title{margin-bottom:16px}
.ci-cards{display:grid;gap:14px;margin:30px 0}
.ci{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:var(--r);border:1px solid var(--line);background:var(--paper);transition:.3s}
a.ci:hover{border-color:var(--gold);transform:translateX(-4px)}
.ci>span{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--n-900);color:var(--gold);flex:none}
.ci small{display:block;color:var(--mut);font-size:13px}
.ci b{font-size:18px;font-weight:800;letter-spacing:.5px}
.ci.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));border-color:transparent}
.ci.gold>span{background:rgba(0,0,0,.12);color:var(--n-900)}
.ci.gold small{color:rgba(29,20,0,.7)}.ci.gold b{font-size:24px;color:#1d1400}
.qr-box{display:flex;align-items:center;gap:20px;padding:18px;border-radius:var(--r);background:var(--soft)}
.qr-box img{width:96px;border-radius:10px}
.qr-box p{margin:0;color:var(--ink-2);font-weight:600}
.contact-form{background:linear-gradient(160deg,var(--n-800),var(--n-950));border-radius:var(--r-lg);padding:46px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}
.contact-form:before{content:"";position:absolute;top:-120px;left:-120px;width:320px;height:320px;background:radial-gradient(closest-side,rgba(242,178,51,.16),transparent)}
.contact-form h3{font-size:24px;margin-bottom:26px;position:relative}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:22px;position:relative}
.f-grid .full{grid-column:1/-1}
.fl{position:relative;display:block}
.fl input,.fl textarea{width:100%;padding:24px 18px 10px;border-radius:14px;border:1px solid var(--line-d);background:rgba(255,255,255,.04);color:#fff;font:inherit;outline:none;transition:.3s;resize:vertical}
.fl input:focus,.fl textarea:focus{border-color:var(--gold);background:rgba(255,255,255,.07);box-shadow:0 0 0 4px rgba(242,178,51,.1)}
.fl span{position:absolute;right:18px;top:17px;color:var(--mut-l);font-size:15px;pointer-events:none;transition:.25s var(--ease)}
.fl input:focus+span,.fl input:not(:placeholder-shown)+span,.fl textarea:focus+span,.fl textarea:not(:placeholder-shown)+span{top:6px;font-size:12px;color:var(--gold)}
.hp{position:absolute!important;left:-9999px;opacity:0}
.alert{display:flex;gap:10px;align-items:flex-start;padding:16px 18px;border-radius:14px;margin-bottom:22px;font-size:14.5px;line-height:1.9;position:relative}
.alert.ok{background:rgba(54,211,153,.12);border:1px solid rgba(54,211,153,.4);color:#b4f5d8}
.alert.bad{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.4);color:#ffc9c9}
.map-wrap iframe{width:100%;height:420px;border:0;display:block;filter:grayscale(.3)}

.notfound{text-align:center}
.notfound h1{font-size:120px;font-weight:900;color:var(--n-900);line-height:1}
.notfound p{color:var(--mut);margin:10px 0 30px}
.nf-pulse{width:300px;height:60px;margin:0 auto}
.nf-pulse path{fill:none;stroke:var(--gold);stroke-width:2.5}

/* lightbox */
.lb{position:fixed;inset:0;z-index:300;background:rgba(3,9,21,.92);display:grid;place-items:center;padding:30px;opacity:0;visibility:hidden;transition:.35s;backdrop-filter:blur(6px)}
.lb.open{opacity:1;visibility:visible}
.lb img{max-height:86vh;border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.6)}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width:1180px){
  .main-nav>a,.has-drop>a{padding:10px 11px;font-size:14.5px}
  .brand-txt{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:1024px){
  .main-nav,.btn-call span{display:none}
  .btn-call{padding:8px}
  .burger{display:flex}
  .brand-txt{display:flex}
  .intro-grid,.svc-layout,.about-grid,.contact-grid,.detail-grid{grid-template-columns:1fr}
  .intro-grid{gap:60px}
  .svc-visual{min-height:340px}
  .sectors{grid-template-columns:1fr;height:auto}
  .sector{min-height:340px}
  .sector+.sector{border-right:0;border-top:1px solid var(--line-d)}
  .sector p{max-height:90px;opacity:1}
  .adv-grid,.proj-grid,.news-grid.list{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:34px 0}
  .stat:nth-child(3):before{display:none}
  .cta-in{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%;min-width:0}
  .side{position:static}.founded-card{position:relative;top:auto}
  .hero-sectors{display:none}
  .gallery{grid-template-columns:1fr 1fr}
  .g0,.g4{grid-column:span 2}
}
@media (max-width:720px){
  body{font-size:15px}
  .container{padding-inline:16px}
  .section{padding:84px 0}
  .topbar{display:none}
  .nav-row{height:72px}
  .brand img{height:44px}
  .brand-txt b{font-size:12.5px}.brand-txt small{font-size:9.5px;letter-spacing:2.4px}
  .hero h1{letter-spacing:-.4px}
  .hero-bottom{bottom:26px}
  .hero-pulse{bottom:90px;height:90px}
  .hero-btns .btn{flex:1;padding:13px 18px}
  .intro-media{height:420px}
  .im-main{inset:0 0 50px 40px}
  .im-badge{right:-6px;bottom:70px;padding:14px 18px}
  .im-badge b{font-size:32px}
  .stats-grid{padding:34px 10px;transform:translateY(40px)}
  .stat{flex-direction:column;text-align:center;gap:8px}
  .stat>.ic{width:38px;height:38px}
  .stat b{font-size:32px}
  .stat+.stat:before{display:none}
  .services{padding-top:150px}
  .sec-head{flex-direction:column;align-items:flex-start;margin-bottom:36px}
  .sec-head.center{align-items:center}
  .svc-item{grid-template-columns:auto 1fr auto;padding:16px;gap:14px}
  .svc-num{display:none}
  .svc-ic{width:46px;height:46px}
  .svc-txt b{font-size:15.5px}
  .adv-grid,.proj-grid,.news-grid,.news-grid.list,.mv-grid,.f-grid{grid-template-columns:1fr}
  .news-grid .lg{grid-row:auto}
  .news-grid:not(.list) .news-card:not(.lg){flex-direction:column}
  .news-grid:not(.list) .news-card:not(.lg) .nc-img{width:100%;aspect-ratio:16/9}
  .svc-card,.svc-card.rev{grid-template-columns:1fr}
  .svc-card.rev .sc-img{order:0}
  .sc-img{min-height:220px}
  .sc-body{padding:30px 24px}
  .contact-form{padding:30px 20px}
  .mv-card{padding:30px}
  .cta-phone{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center;align-items:center}
  .float-call{display:grid}
  .to-top{right:auto;left:22px;bottom:92px}
  .page-hero{min-height:360px;padding:140px 0 70px}
  .gallery{grid-auto-rows:160px}
  .hero-dots button{width:36px}
}

/* ==========================================================
   v2 — real company content
   ========================================================== */
.sectors{grid-template-columns:repeat(4,1fr)}
.sector h3{font-size:30px}
.sector-in{padding:40px 30px}
.sub.light{color:var(--mut-l)}
.pc-status{position:absolute;z-index:2;top:16px;right:16px;display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(6,16,42,.78);backdrop-filter:blur(6px);color:#fff;font-size:12.5px;font-weight:700;border:1px solid rgba(54,211,153,.45)}
.pc-status i{width:8px;height:8px;border-radius:50%;background:#36d399;box-shadow:0 0 0 0 rgba(54,211,153,.6);animation:live 1.6s infinite}
@keyframes live{70%{box-shadow:0 0 0 8px rgba(54,211,153,0)}100%{box-shadow:0 0 0 0 rgba(54,211,153,0)}}
.proj-grid .proj-card{background:var(--n-850)}
.st-pill{font-size:13px;font-weight:700;padding:3px 12px;border-radius:99px;background:#e6f7f0;color:#0d7a54}
.st-pill.running{background:#fff3d6;color:#9a6a00}
a.detail-img{display:block}
.detail-duo{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:34px}
.detail-duo a{aspect-ratio:4/5;border-radius:var(--r-lg);background-size:cover;background-position:center;box-shadow:var(--shadow);transition:transform .5s var(--ease)}
.detail-duo a:hover{transform:scale(1.015)}

/* clients marquee */
.clients{padding:110px 0 100px;background:var(--paper);overflow:hidden}
.clients .sec-head{margin-bottom:44px}
.marquee{position:relative;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;gap:22px;width:max-content;animation:marq 40s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(50%)}}
.client{flex:none;width:210px;display:flex;flex-direction:column;align-items:center;gap:12px;padding:22px 18px 18px;border-radius:var(--r);border:1px solid var(--line);background:var(--paper);transition:.4s var(--ease)}
.client-logo{height:96px;width:100%;display:grid;place-items:center}
.client-logo img{max-height:96px;max-width:150px;object-fit:contain;filter:grayscale(1) contrast(1.05);opacity:.75;transition:.4s}
.client small{font-size:12.5px;color:var(--mut);text-align:center;line-height:1.7;min-height:42px;display:flex;align-items:center}
.client:hover{border-color:var(--gold);box-shadow:var(--shadow);transform:translateY(-4px)}
.client:hover img{filter:none;opacity:1}

/* about v2 */
.fc-year span{font-size:14px}
.fc-facts{margin:26px 0 0;padding-top:20px;border-top:1px solid var(--line-d);display:grid;gap:4px;text-align:right}
.fc-facts div{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--line-d)}
.fc-facts div:last-child{border:0}
.fc-facts dt{color:var(--mut-l);font-size:14px}.fc-facts dd{margin:0;font-weight:800;color:#fff}
.mv-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.mv-list li{display:flex;gap:10px;align-items:flex-start;color:var(--mut-l);line-height:1.95}
.mv-list .ic{color:var(--gold);margin-top:6px;stroke-width:2.2}

.timeline{list-style:none;margin:0 auto;padding:0;max-width:980px;position:relative}
.timeline:before{content:"";position:absolute;top:10px;bottom:10px;right:50%;width:2px;margin-right:-1px;background:linear-gradient(var(--gold),rgba(242,178,51,.15))}
.timeline li{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-bottom:34px;align-items:center}
.timeline li:before{content:"";position:absolute;right:50%;top:50%;width:16px;height:16px;margin:-8px -8px 0 0;border-radius:50%;background:var(--paper);border:3px solid var(--gold);box-shadow:0 0 0 6px rgba(242,178,51,.15);z-index:1}
.tl-year{font-size:30px;font-weight:900;color:var(--n-900);text-align:left}
.timeline li:nth-child(even) .tl-year{order:2;text-align:right}
.tl-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;box-shadow:0 18px 40px -30px rgba(6,16,42,.4);transition:.4s}
.tl-card:hover{border-color:var(--gold);transform:translateY(-3px)}
.tl-card h3{font-size:18px;margin-bottom:6px}
.tl-card p{margin:0;color:var(--mut);font-size:15px}

.team-grid{display:flex;justify-content:center;flex-wrap:wrap;gap:26px}
.member{width:280px;background:var(--paper);border-radius:var(--r-lg);padding:30px 24px 28px;text-align:center;border:1px solid var(--line);transition:.5s var(--ease)}
.member:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.mb-photo{width:150px;height:150px;margin:0 auto 20px;border-radius:50%;overflow:hidden;padding:5px;background:conic-gradient(from 200deg,var(--gold),var(--blue),var(--gold))}
.mb-photo img{width:100%;height:100%;object-fit:cover;object-position:center 20%;border-radius:50%;border:4px solid var(--paper)}
.mb-initial{display:grid;place-items:center;width:100%;height:100%;border-radius:50%;background:var(--n-900);color:var(--gold);font-size:56px;font-weight:900;border:4px solid var(--paper)}
.member h3{font-size:20px;font-weight:900}
.member b{display:block;color:var(--gold-3);font-size:15px;margin:2px 0 6px}
.member small{color:var(--mut);font-size:13.5px}

.certs-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;align-items:center}
.cert-intro{color:var(--mut-l);line-height:2.05;margin-top:16px}
.cert-list{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cert{display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;background:rgba(255,255,255,.04);border:1px solid var(--line-g);transition:.5s var(--ease)}
.cert:hover{transform:translateY(-6px) rotate(-.4deg);box-shadow:0 30px 60px -30px rgba(0,0,0,.8)}
.cert-img{aspect-ratio:4/3.2;background:#f4f1ea;display:grid;place-items:center;padding:14px;overflow:hidden}
.cert-img img{max-height:100%;object-fit:contain;box-shadow:0 10px 26px rgba(0,0,0,.18)}
.cert-txt{padding:18px 20px;display:grid;gap:2px;color:#fff}
.cert-txt .ic{color:var(--gold);width:26px;height:26px;margin-bottom:4px}
.cert-txt b{font-size:15.5px;line-height:1.7}
.cert-txt small{color:var(--mut-l);font-size:13px}

.csr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.csr{position:relative;border-radius:var(--r-lg);padding:34px 30px;background:linear-gradient(170deg,var(--soft),var(--paper));border:1px solid var(--line);overflow:hidden;transition:.5s var(--ease)}
.csr:before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--blue),var(--gold))}
.csr:hover{box-shadow:var(--shadow);transform:translateY(-6px)}
.csr-ic{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;background:var(--n-900);color:var(--gold);margin-bottom:18px}
.csr-ic .ic{width:30px;height:30px}
.csr small{color:var(--gold-3);font-weight:800;font-size:13px}
.csr h3{font-size:21px;font-weight:900;margin:2px 0 16px}
.csr ul{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.csr li{font-size:14.5px;color:var(--ink-2);line-height:2;padding-right:16px;position:relative}
.csr li:before{content:"";position:absolute;right:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--gold)}
.csr li b{display:block;color:var(--ink);font-size:15px}

/* services: equipment */
.equip-sec{overflow:hidden}
.equip-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:start}
.equip-head p{color:var(--mut-l);line-height:2.05;margin:16px 0 28px}
.equip-photo{aspect-ratio:16/11;border-radius:var(--r-lg);background-size:cover;background-position:center 30%;border:1px solid var(--line-g)}
.equip-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.equip-list li{display:flex;align-items:center;gap:18px;padding:18px 22px;border-radius:var(--r);border:1px solid var(--line-d);background:rgba(255,255,255,.025);color:#dfe6f5;line-height:1.9;transition:.35s}
.equip-list li:hover{border-color:var(--line-g);background:rgba(242,178,51,.06)}
.equip-list span{flex:none;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(242,178,51,.12);color:var(--gold);font-weight:900}

/* contact v2 */
.ci-cards{grid-template-columns:1fr 1fr}
.ci.gold,.ci.wide{grid-column:1/-1}
.ci b.addr{font-size:15.5px;letter-spacing:0;line-height:1.9}

@media (max-width:1180px){.sectors{grid-template-columns:1fr 1fr;height:auto}.sector{min-height:380px}.sector p{max-height:90px;opacity:1}}
@media (max-width:1024px){
  .certs-grid,.equip-grid{grid-template-columns:1fr}
  .csr-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .sectors{grid-template-columns:1fr}
  .sector{min-height:320px}
  .timeline:before{right:9px}
  .timeline li{grid-template-columns:1fr;gap:8px;padding-right:38px}
  .timeline li:before{right:9px;top:14px}
  .tl-year,.timeline li:nth-child(even) .tl-year{order:0;text-align:right;font-size:24px}
  .cert-list,.ci-cards{grid-template-columns:1fr}
  .client{width:170px}
  .clients{padding:80px 0}
  .detail-duo{grid-template-columns:1fr}
  .equip-list li{padding:14px 16px;font-size:14.5px}
}

.proj-intro{display:flex;align-items:center;gap:34px;padding:26px 32px;margin-bottom:40px;border-radius:var(--r-lg);background:linear-gradient(135deg,var(--n-800),var(--n-950));color:#fff;border:1px solid var(--line-g)}
.proj-intro div{display:flex;flex-direction:column;flex:none;padding-left:34px;border-left:1px solid var(--line-d)}
.proj-intro b{font-size:34px;font-weight:900;color:var(--gold);line-height:1.2}
.proj-intro span{font-size:13.5px;color:var(--mut-l)}
.proj-intro p{margin:0;color:#c3cde4;font-size:15px;line-height:2}
@media (max-width:720px){.proj-intro{flex-wrap:wrap;gap:18px;padding:22px}.proj-intro div{padding-left:18px}.proj-intro p{flex-basis:100%}}
.gallery{grid-auto-flow:dense}

/* ==========================================================
   Power-line pulse + logo: steady line, logo on the line, travelling spark
   ========================================================== */
.pulse{display:block;overflow:visible;pointer-events:none}
.pulse path{fill:none;stroke-linejoin:round;stroke-linecap:round}
.pulse path.base{stroke:var(--gold);stroke-width:2.4;opacity:.9;stroke-dasharray:none;stroke-dashoffset:0;animation:none;filter:drop-shadow(0 0 5px rgba(242,178,51,.45))}
.pulse .spark{stroke:#fffaf0;stroke-width:3.4}
.pulse .spark-glow{stroke:#ffc94d;stroke-width:16}
.pulse .ring{fill:none;stroke:#7fb6ff;stroke-width:3}
.pulse .logo{filter:drop-shadow(0 0 10px rgba(3,9,21,.6))}
.hero-pulse{position:absolute;z-index:2;bottom:96px;left:0;width:100%;height:180px}
.footer-pulse{position:absolute;top:0;left:0;width:100%;height:150px}
.ph-pulse{position:absolute;bottom:6px;left:0;width:100%;height:96px}
.site-footer{padding-top:170px}
.hero{padding-bottom:250px}
.pulse .spark-glow{opacity:.85}
.page-hero{padding-bottom:120px}
@media (min-width:721px) and (max-height:780px){
  .hero{padding-bottom:236px}
  .hero-content{padding-top:104px}
  .hero-pulse{bottom:112px;height:124px}
  .hero-bottom{bottom:30px}
  .hero h1{font-size:clamp(34px,4.6vw,58px);margin-bottom:14px}
  .hero p{margin-bottom:26px}
}
@media (max-width:720px){
  .hero-pulse{bottom:84px;height:118px}
  .hero{padding-bottom:200px}
  .footer-pulse{height:120px}
  .site-footer{padding-top:140px}
  .ph-pulse{height:80px}
}
@media (prefers-reduced-motion:reduce){.pulse .spark,.pulse .spark-glow,.pulse .waves,.pulse .ring{display:none}}