*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:#e2e8f0;background:#091a3f;line-height:1.5;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1240px;margin:0 auto;padding:0 24px}

:root{
  --navy:#091a3f;
  --navy-deep:#050d24;
  --navy-light:#0f2451;
  --purple:#2c1242;
  --blue:#0a70b9;
  --blue-light:#7cc1ff;
  --accent:#d9325d;
  --text:#e2e8f0;
  --muted:#94a3b8;
  --border:rgba(255,255,255,.1);
  --surface:rgba(255,255,255,.04);
  --surface-hover:rgba(10,112,185,.12);
}

/* HEADER */
.header{position:sticky;top:0;background:rgba(5,13,36,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);z-index:100}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:80px;gap:24px}
.logo img{height:40px;display:block;filter:brightness(0) invert(1)}
.nav{display:flex;gap:28px}
.nav a{font-weight:500;font-size:15px;color:var(--text);transition:color .2s}
.nav a:hover{color:var(--blue-light)}
.header__phone{font-weight:700;font-size:15px;padding:11px 20px;border:1.5px solid var(--blue);border-radius:8px;color:var(--blue-light);transition:all .2s}
.header__phone:hover{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(10,112,185,.4)}
.burger{display:none;background:none;border:0;cursor:pointer;width:32px;height:32px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:#fff;border-radius:2px}

/* HERO */
.hero{background:linear-gradient(135deg,rgba(5,13,36,.92),rgba(44,18,66,.85)),url('assets/sklad-7.jpg') center/cover no-repeat;color:#fff;padding:120px 0;overflow:hidden;position:relative}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 50%,rgba(10,112,185,.18),transparent 60%);pointer-events:none}
.hero__inner{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero__tag{display:inline-block;background:rgba(10,112,185,.2);color:var(--blue-light);padding:7px 16px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:20px;border:1px solid rgba(10,112,185,.4)}
.hero h1{font-size:54px;line-height:1.1;font-weight:800;margin-bottom:20px;letter-spacing:-1px}
.hero p{font-size:18px;color:#cbd5e1;margin-bottom:32px;max-width:540px}
.hero__cta{display:flex;gap:14px;margin-bottom:48px;flex-wrap:wrap}
.hero__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid var(--border);padding-top:32px}
.hero__stats div{display:flex;flex-direction:column}
.hero__stats b{font-size:30px;font-weight:800;color:var(--blue-light)}
.hero__stats span{font-size:13px;color:var(--muted);margin-top:4px}
.hero__image{height:480px;border-radius:16px;overflow:hidden;background:url('assets/sklad-1.jpg') center/cover no-repeat;box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 0 1px var(--border)}

/* BUTTONS */
.btn{display:inline-block;padding:14px 28px;border-radius:8px;font-weight:600;font-size:15px;cursor:pointer;border:0;transition:all .2s;text-align:center}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(10,112,185,.3)}
.btn--primary:hover{background:#0a85d8;transform:translateY(-2px);box-shadow:0 12px 28px rgba(10,112,185,.5)}
.btn--ghost{background:transparent;color:#fff;border:1.5px solid var(--border)}
.btn--ghost:hover{background:rgba(255,255,255,.08);border-color:var(--blue-light)}

/* SECTIONS */
.section{padding:104px 0;position:relative}
.section--alt{background:var(--navy-deep)}
.section--gradient{background:linear-gradient(180deg,var(--navy) 0%,var(--purple) 100%)}
.section__head{text-align:center;max-width:680px;margin:0 auto 64px}
.section__head h2{font-size:42px;font-weight:800;line-height:1.2;letter-spacing:-.5px;margin-bottom:14px;color:#fff}
.section__head p{font-size:17px;color:var(--muted)}

/* CARDS */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:all .25s;backdrop-filter:blur(8px)}
.card:hover{transform:translateY(-6px);border-color:var(--blue);box-shadow:0 20px 50px rgba(10,112,185,.2)}
.card__img{height:200px;background-size:cover;background-position:center}
.card__img--wall{background-image:url('assets/opalubka-stenovaya2.jpg')}
.card__img--column{background-image:url('assets/krupnowit.jpg')}
.card__img--floor{background-image:url('assets/opalubka-per2.jpg')}
.card__img--prop{background-image:url('assets/melkowit.jpg')}
.card h3{font-size:20px;font-weight:700;margin:22px 22px 10px;color:#fff}
.card p{font-size:14px;color:var(--muted);margin:0 22px 18px;line-height:1.6}
.card__link{display:block;margin:0 22px 22px;color:var(--blue-light);font-weight:600;font-size:14px;transition:color .2s}
.card__link:hover{color:#fff}

/* ADVANTAGES */
.advantages{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.adv{padding:36px 32px;background:var(--surface);border:1px solid var(--border);border-radius:16px;transition:all .25s;position:relative;overflow:hidden}
.adv::before{content:"";position:absolute;top:0;left:0;width:4px;height:0;background:var(--blue);transition:height .3s}
.adv:hover{border-color:var(--blue);background:var(--surface-hover);transform:translateY(-4px)}
.adv:hover::before{height:100%}
.adv__num{font-size:42px;font-weight:800;color:var(--blue-light);margin-bottom:14px;line-height:1}
.adv h4{font-size:19px;font-weight:700;margin-bottom:10px;color:#fff}
.adv p{font-size:14px;color:var(--muted);line-height:1.6}

/* PRICE */
.price{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.price__text h2{font-size:40px;font-weight:800;line-height:1.2;margin-bottom:18px;letter-spacing:-.5px;color:#fff}
.price__text p{font-size:17px;color:var(--muted);margin-bottom:24px}
.price__list{list-style:none}
.price__list li{padding:10px 0;font-size:15px;color:var(--text);font-weight:500}

/* FORM */
.form{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:36px;display:flex;flex-direction:column;gap:14px;backdrop-filter:blur(10px)}
.form h3{font-size:24px;font-weight:700;margin-bottom:8px;color:#fff}
.form input,.form textarea{padding:14px 16px;border:1px solid var(--border);border-radius:8px;font:inherit;font-size:15px;transition:all .2s;font-family:inherit;background:rgba(255,255,255,.04);color:#fff}
.form input::placeholder,.form textarea::placeholder{color:var(--muted)}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--blue);background:rgba(10,112,185,.08)}
.form textarea{resize:vertical}
.form small{color:var(--muted);font-size:12px}

/* OBJECTS */
.objects{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.object{background:var(--surface);border-radius:14px;overflow:hidden;border:1px solid var(--border);transition:all .25s}
.object:hover{transform:translateY(-4px);border-color:var(--blue);box-shadow:0 16px 40px rgba(10,112,185,.2)}
.object__img{height:220px;background-size:cover;background-position:center}
.object__img--1{background-image:url('assets/gal1.webp')}
.object__img--2{background-image:url('assets/gal2.webp')}
.object__img--3{background-image:url('assets/gal3.webp')}
.object__img--4{background-image:url('assets/gal4.webp')}
.object h4{font-size:16px;font-weight:700;margin:18px 18px 4px;color:#fff}
.object span{display:block;margin:0 18px 18px;color:var(--muted);font-size:13px}

/* PARTNERS */
.partners{display:grid;grid-template-columns:repeat(7,1fr);gap:16px;align-items:center}
.partner{padding:24px 12px;background:var(--surface);border:1px solid var(--border);border-radius:12px;text-align:center;transition:all .25s;height:110px;display:flex;align-items:center;justify-content:center}
.partner img{max-height:50px;max-width:100%;object-fit:contain;filter:brightness(0) invert(1);opacity:.55;transition:all .25s}
.partner:hover{border-color:var(--blue);background:var(--surface-hover);transform:translateY(-2px)}
.partner:hover img{opacity:1}

/* BLOG */
.blog{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{display:block;background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden;cursor:pointer;transition:all .25s;color:inherit;text-decoration:none}
.post:hover{transform:translateY(-4px);border-color:var(--blue);box-shadow:0 16px 40px rgba(10,112,185,.18)}
.post__img{height:180px;background-size:cover;background-position:center}
.post__img--1{background-image:url('assets/gal5.webp')}
.post__img--2{background-image:url('assets/gal6.webp')}
.post__img--3{background-image:url('assets/gal7.webp')}
.post__img--4{background-image:url('assets/gal8.webp')}
.post__img--5{background-image:url('assets/gal9.webp')}
.post__img--6{background-image:url('assets/gal10.webp')}
.post h4{font-size:17px;font-weight:700;margin:20px 22px 8px;line-height:1.35;color:#fff}
.post span{display:block;margin:0 22px 20px;color:var(--muted);font-size:13px}

/* CONTACT */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.contact__text h2{font-size:42px;font-weight:800;line-height:1.2;margin-bottom:18px;letter-spacing:-.5px;color:#fff}
.contact__text p{font-size:17px;color:var(--muted);margin-bottom:32px}
.contact__info{list-style:none;display:flex;flex-direction:column;gap:14px}
.contact__info li{font-size:15px;color:var(--text)}
.contact__info b{color:#fff;display:inline-block;min-width:80px}
.contact__info a{color:var(--blue-light);transition:color .2s}
.contact__info a:hover{color:#fff}

/* FOOTER */
.footer{background:var(--navy-deep);color:var(--muted);padding:72px 0 28px;border-top:1px solid var(--border)}
.footer__inner{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid var(--border)}
.logo--light img{height:40px;filter:brightness(0) invert(1)}
.footer__col p{margin-top:18px;font-size:14px;line-height:1.6;max-width:280px}
.footer__col h5{color:#fff;font-size:14px;font-weight:700;margin-bottom:18px;text-transform:uppercase;letter-spacing:1px}
.footer__col a{display:block;font-size:14px;padding:6px 0;transition:color .2s}
.footer__col a:hover{color:var(--blue-light)}
.socials{display:flex;gap:10px;margin-top:14px}
.socials a{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--border);border-radius:8px;font-size:12px;font-weight:700;color:#fff;padding:0;transition:all .2s}
.socials a:hover{background:var(--blue);border-color:var(--blue);transform:translateY(-2px)}
.footer__bottom{display:flex;justify-content:space-between;padding-top:28px;font-size:13px}

/* RESPONSIVE */
@media(max-width:1024px){
  .hero h1{font-size:42px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .advantages{grid-template-columns:repeat(2,1fr)}
  .objects{grid-template-columns:repeat(2,1fr)}
  .partners{grid-template-columns:repeat(4,1fr)}
  .blog{grid-template-columns:repeat(2,1fr)}
  .footer__inner{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav,.header__phone{display:none}
  .burger{display:flex}
  .hero{padding:64px 0}
  .hero__inner{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:32px}
  .hero__image{height:280px}
  .hero__stats{grid-template-columns:1fr;gap:16px}
  .section{padding:72px 0}
  .section__head h2,.price__text h2,.contact__text h2{font-size:28px}
  .cards,.objects,.blog{grid-template-columns:1fr}
  .advantages,.partners{grid-template-columns:1fr}
  .price,.contact{grid-template-columns:1fr;gap:32px}
  .footer__inner{grid-template-columns:1fr;gap:32px}
  .footer__bottom{flex-direction:column;gap:8px;text-align:center}
}

.section--videos{background:linear-gradient(180deg,#091a3f 0%,#0f2451 60%,#091a3f 100%);position:relative;overflow:hidden}
.section--videos::before{content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(10,112,185,.18) 0%,transparent 70%);pointer-events:none}
.section--videos::after{content:'';position:absolute;bottom:-100px;left:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(217,50,93,.12) 0%,transparent 70%);pointer-events:none}
.videos{position:relative;margin-top:8px}
.videos__track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding:8px 4px 24px;scrollbar-width:none;-ms-overflow-style:none}
.videos__track::-webkit-scrollbar{display:none}
.video-card{flex:0 0 240px;scroll-snap-align:start;cursor:pointer;border-radius:18px;overflow:hidden;position:relative;background:#050d24;border:1px solid rgba(255,255,255,.08);transition:transform .35s,border-color .35s,box-shadow .35s}
.video-card:hover{transform:translateY(-6px) scale(1.02);border-color:rgba(10,112,185,.5);box-shadow:0 20px 50px rgba(10,112,185,.35)}
.video-card__thumb{aspect-ratio:9/16;background-size:cover;background-position:center;position:relative;display:flex;align-items:center;justify-content:center}
.video-card__thumb::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(5,13,36,.7) 100%)}
.video-card__play{position:relative;width:64px;height:64px;border-radius:50%;background:rgba(10,112,185,.92);color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;padding-left:4px;box-shadow:0 8px 30px rgba(10,112,185,.5);transition:transform .3s,background .3s;backdrop-filter:blur(8px)}
.video-card:hover .video-card__play{transform:scale(1.12);background:rgba(217,50,93,.95);box-shadow:0 8px 30px rgba(217,50,93,.55)}
.videos__nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.15);background:rgba(5,13,36,.85);backdrop-filter:blur(10px);color:#fff;font-size:28px;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:0;padding-bottom:4px;z-index:5;transition:background .25s,border-color .25s,transform .25s}
.videos__nav:hover{background:#0a70b9;border-color:#0a70b9;transform:translateY(-50%) scale(1.08)}
.videos__nav--prev{left:-8px}
.videos__nav--next{right:-8px}
@media (max-width:768px){
  .video-card{flex:0 0 200px}
  .videos__nav{display:none}
}
.video-modal{position:fixed;inset:0;z-index:10000;display:none;align-items:center;justify-content:center;padding:20px}
.video-modal.is-open{display:flex}
.video-modal__backdrop{position:absolute;inset:0;background:rgba(5,13,36,.92);backdrop-filter:blur(8px)}
.video-modal__inner{position:relative;width:min(380px,100%);aspect-ratio:9/16;border-radius:20px;overflow:hidden;box-shadow:0 30px 100px rgba(0,0,0,.6);background:#000}
.video-modal__frame{width:100%;height:100%}
.video-modal__frame iframe{width:100%;height:100%;border:0;display:block}
.video-modal__close{position:absolute;top:-44px;right:0;width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:0;padding-bottom:4px;transition:background .2s}
.video-modal__close:hover{background:#d9325d;border-color:#d9325d}