.sv{--navy:#0e2557;--navy-d:#091a3d;--blue:#1f8ae0;--blue-l:#5cb3f5;--sky:#e6f2fd;--ice:#f5faff;--ink:#14224a;--card:#fff;
  font-family:'Nunito',Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.7;overflow:hidden}
.sv *,.sv *::before,.sv *::after{box-sizing:border-box}
.sv h1,.sv h2,.sv h3{font-family:'Montserrat',Arial,sans-serif;color:var(--navy);line-height:1.2;margin:0 0 .6em}
.sv p{margin:0 0 1em}
.sv .wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.sv section{padding:66px 0;position:relative}
.sv .alt{background:var(--sky)}
.sv h2.sec{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:900;display:flex;align-items:center;gap:14px}
.sv h2.sec svg{width:44px;height:44px;color:var(--blue);flex:none}

/* HERO */
.sv .hero{background:linear-gradient(160deg,var(--navy-d),var(--navy) 60%,#16408a);color:#fff;text-align:center;padding:90px 0 130px;position:relative}
.sv .hero h1{color:#fff;font-size:clamp(2rem,5vw,3.6rem);font-weight:900;text-transform:uppercase;letter-spacing:.5px}
.sv .hero h1 span{color:var(--blue-l)}
.sv .hero h2{color:var(--blue-l);font-size:clamp(1.1rem,2.4vw,1.6rem);font-weight:700;margin-bottom:1em}
.sv .hero p{max-width:760px;margin:0 auto 1em;font-size:1.08rem;color:#dbe8fb}
.sv .hero .big{width:78px;height:78px;color:var(--blue);margin-bottom:12px;animation:svFloat 3s ease-in-out infinite}
@keyframes svFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.sv .drops i{position:absolute;top:-20px;width:14px;height:20px;background:var(--blue);border-radius:50% 50% 50% 50%/60% 60% 40% 40%;opacity:.5;animation:svRain linear infinite}
.sv .drops i:nth-child(1){left:8%;animation-duration:5s}.sv .drops i:nth-child(2){left:24%;animation-duration:7s;animation-delay:1s}
.sv .drops i:nth-child(3){left:46%;animation-duration:6s;animation-delay:2s}.sv .drops i:nth-child(4){left:68%;animation-duration:8s}
.sv .drops i:nth-child(5){left:86%;animation-duration:5.5s;animation-delay:1.5s}
@keyframes svRain{to{transform:translateY(520px);opacity:0}}
.sv .waves{position:absolute;left:0;right:0;bottom:-1px;height:90px;overflow:hidden}
.sv .waves svg{position:absolute;bottom:0;left:0;width:200%;height:100%;animation:svWave 12s linear infinite}
.sv .waves svg+svg{opacity:.5;animation-duration:18s;animation-direction:reverse}
@keyframes svWave{to{transform:translateX(-50%)}}

.sv .btn{display:inline-flex;align-items:center;gap:10px;background:var(--blue);color:#fff;text-decoration:none;font:800 1.1rem 'Montserrat',sans-serif;
  padding:15px 30px;border-radius:40px;box-shadow:0 10px 24px rgba(31,138,224,.4);transition:transform .25s,background .25s}
.sv .btn:hover{transform:translateY(-3px);background:#1677c4}
.sv .btn svg{width:22px;height:22px}

/* Grid, снимки */
.sv .grid2{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.sv .grid2.rev{grid-template-columns:.9fr 1.1fr}
.sv .ph{position:relative;border-radius:22px;overflow:hidden;background:linear-gradient(135deg,#cfe6fb,#a9d3f7);border:6px solid #fff;
  box-shadow:0 14px 30px rgba(14,37,87,.22);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;transition:transform .4s}
.sv .ph:hover{transform:rotate(-1.2deg) scale(1.02)}
.sv .ph img{width:100%;height:100%;object-fit:cover;display:block}
.sv .ph .hint{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--navy);font-weight:700;font-size:.9rem;opacity:.7;pointer-events:none}
.sv .ph .hint svg{width:44px;height:44px}
.sv .ph img[src]:not([src=""]) ~ .hint{display:none}

/* чипове */
.sv .chips{list-style:none;padding:0;margin:0 0 1.2em;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.sv .chips li{display:flex;align-items:center;gap:12px;background:var(--card);padding:13px 16px;border-radius:16px;border:2px solid #cfe3f8;font-weight:700;color:var(--navy);
  transition:transform .25s,background .25s,color .25s,border-color .25s}
.sv .chips li svg{width:28px;height:28px;flex:none;color:var(--blue);transition:transform .4s,color .25s}
.sv .chips li:hover{transform:translateY(-5px);background:var(--navy);border-color:var(--navy);color:#fff}
.sv .chips li:hover svg{color:var(--blue-l);transform:scale(1.2) rotate(-8deg)}

/* карти */
.sv .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:24px 0}
.sv .card{background:var(--card);border-radius:22px;padding:26px 22px;border:2px solid #cfe3f8;box-shadow:0 8px 20px rgba(14,37,87,.08);transition:transform .3s,box-shadow .3s,border-color .3s}
.sv .card:hover{transform:translateY(-8px);box-shadow:0 18px 32px rgba(14,37,87,.18);border-color:var(--blue)}
.sv .card svg{width:52px;height:52px;color:var(--blue);margin-bottom:10px}
.sv .card b{display:block;font:800 1.1rem 'Montserrat',sans-serif;color:var(--navy);margin-bottom:6px}
.sv .card span{display:block}

/* акцент */
.sv .note{margin-top:26px;border-radius:22px;padding:24px 28px;color:#fff;font-weight:700;font-size:1.08rem;background:linear-gradient(120deg,var(--navy),#16408a);
  display:flex;gap:18px;align-items:center;box-shadow:0 10px 24px rgba(14,37,87,.3)}
.sv .note svg{width:46px;height:46px;flex:none;color:var(--blue-l);animation:svFloat 3s ease-in-out infinite}
.sv .note p{margin:0}

/* FAQ */
.sv .faq details{background:var(--card);border:2px solid #cfe3f8;border-radius:18px;margin-bottom:12px;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.sv .faq details[open]{border-color:var(--blue);box-shadow:0 10px 22px rgba(14,37,87,.12)}
.sv .faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:14px;padding:18px 20px;font:800 1.05rem 'Montserrat',sans-serif;color:var(--navy)}
.sv .faq summary::-webkit-details-marker{display:none}
.sv .faq summary svg{width:28px;height:28px;color:var(--blue);flex:none}
.sv .faq summary::after{content:'+';margin-left:auto;font-size:1.8rem;line-height:1;color:var(--blue);transition:transform .3s}
.sv .faq details[open] summary::after{transform:rotate(45deg)}
.sv .faq .ans{padding:0 20px 18px 62px}
.sv .faq .ans p{margin:0}

/* финален блок */
.sv .final{background:linear-gradient(160deg,var(--navy-d),var(--navy));color:#fff;text-align:center;padding:80px 0}
.sv .final h2{color:#fff;font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900}
.sv .final p{max-width:680px;margin:0 auto 1em;color:#dbe8fb;font-size:1.08rem}
.sv .final .tag{display:inline-block;margin:10px 0 26px;padding:10px 22px;border-radius:30px;background:rgba(92,179,245,.18);color:var(--blue-l);font-weight:800}
.sv .final .big{width:70px;height:70px;color:var(--blue);animation:svFloat 3s ease-in-out infinite}

/* появяване при скрол */
.sv .rv{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.sv .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.sv *{animation:none!important}.sv .rv{opacity:1;transform:none;transition:none}}
@media (max-width:820px){
  .sv section{padding:46px 0}.sv .hero{padding:70px 0 110px}
  .sv .grid2,.sv .grid2.rev{grid-template-columns:1fr}
  .sv .faq .ans{padding-left:20px}
}