:root{
  --navy:#0e2a47; --navy2:#16406b; --green:#1f9d6b; --green-d:#177a53;
  --gold:#f5b72d; --bg:#fff; --alt:#f3f7fa; --text:#1d2b3a; --muted:#5b6b7b;
  --line:#dde6ee; --radius:14px; --shadow:0 8px 28px rgba(14,42,71,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
a{color:var(--navy2)}
h1,h2,h3{line-height:1.2;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.6vw,3.2rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3vw,2.2rem);text-align:center;letter-spacing:-.01em}
h3{font-size:1.1rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;color:var(--navy);font-size:1.05rem}
.logo b{color:var(--green)}
.logo-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--green);color:#fff;font-size:1.1rem}
.menu{display:flex;align-items:center;gap:22px}
.menu a{text-decoration:none;color:var(--text);font-weight:500;font-size:.95rem}
.menu a:hover{color:var(--green)}
.nav-right{display:flex;align-items:center;gap:12px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{border:0;background:#fff;padding:6px 12px;font-weight:700;font-size:.8rem;cursor:pointer;color:var(--muted)}
.lang button.active{background:var(--navy);color:#fff}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}

/* buttons */
.btn{display:inline-block;background:var(--green);color:#fff!important;text-decoration:none;font-weight:700;border:0;border-radius:999px;padding:14px 26px;cursor:pointer;font-size:1rem;font-family:inherit;transition:.15s}
.btn:hover{background:var(--green-d);transform:translateY(-1px)}
.btn-small{padding:9px 18px;font-size:.9rem}
.btn-ghost{background:transparent;color:var(--navy)!important;border:2px solid var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff!important}
.btn-light{background:#fff;color:var(--navy)!important}
.btn-light:hover{background:var(--gold)}

/* hero */
.hero{background:linear-gradient(160deg,#f3f9ff 0%,#e7f5ee 100%);padding:72px 0 80px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--green-d);font-weight:700;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin:0 0 18px}
.lead{font-size:1.15rem;color:var(--muted);max-width:56ch}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 24px}
.ticks{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 22px;font-weight:600;color:var(--navy)}
.ticks li::before{content:"✓ ";color:var(--green)}

/* mock */

/* sections */
.section{padding:80px 0}
.section.alt{background:var(--alt)}
.sub{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 44px;font-size:1.05rem}
.sub.left{text-align:left;margin:0 0 24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.card p{margin:0;color:var(--muted)}
.icon{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:#e8f6ee;color:var(--green-d);margin-bottom:14px}

/* steps */
.steps{list-style:none;margin:44px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--line)}
.steps li span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;margin-bottom:12px}
.steps p{margin:0;color:var(--muted);font-size:.95rem}

/* band */
.band{background:linear-gradient(120deg,var(--navy),var(--navy2));color:#fff;padding:56px 0}
.band-in{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.band h2{color:#fff;text-align:left;margin:0;max-width:22ch}

/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-top:12px}
summary{cursor:pointer;font-weight:600;color:var(--navy)}
details p{margin:10px 0 0;color:var(--muted)}
#faq h2{margin-bottom:28px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-grid h2{text-align:left}
.contact-list{list-style:none;padding:0;margin:0;font-size:1.1rem;display:grid;gap:10px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);display:grid;gap:14px}
.form label{display:grid;gap:6px;font-weight:600;font-size:.9rem;color:var(--navy)}
.form input,.form textarea{font:inherit;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:#fbfdff}
.form input:focus,.form textarea:focus{outline:2px solid var(--green);border-color:transparent}
.form-note{margin:0;font-size:.9rem;min-height:1.2em}
.form-note.ok{color:var(--green-d)} .form-note.err{color:#c0392b}

.footer{background:var(--navy);color:#c9d6e3;padding:26px 0;font-size:.9rem}
.foot-in{display:flex;justify-content:space-between;gap:8px 24px;flex-wrap:wrap}

/* images */
.hero-visual{position:relative}
.hero-photo{width:100%;height:auto;display:block;filter:drop-shadow(0 18px 36px rgba(14,42,71,.22))}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.rev>img{order:2}
.split img{width:100%;height:auto;display:block;filter:drop-shadow(0 14px 30px rgba(14,42,71,.16))}
.split h2.left,h2.left{text-align:left}
.split p{color:var(--muted);font-size:1.08rem}
.contact-img{width:100%;max-width:440px;height:auto;margin:0 0 20px;display:block}
.band{background:url(images/art/band.svg) center/cover,var(--navy)}

/* responsive */
@media (max-width:900px){
  .hero-grid,.contact-grid{grid-template-columns:1fr}
  .hero-visual{padding-bottom:0}
  .split{grid-template-columns:1fr;gap:24px}
  .split.rev>img{order:0}
  .grid3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .burger{display:block}
  .menu{position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 18px;border-bottom:1px solid var(--line);display:none}
  .menu.open{display:flex}
  .menu a{padding:12px 0}
  .menu .btn{text-align:center;margin-top:8px}
  .grid3,.steps{grid-template-columns:1fr}
  .section{padding:56px 0}
  .hero{padding:48px 0 56px}
}

/* promo + pricing */
.promo{display:block;background:var(--navy);color:#fff;text-align:center;padding:9px 16px;font-size:.9rem;text-decoration:none}
.promo b{color:#7fd6ae;margin-left:6px;white-space:nowrap}
.promo:hover b{text-decoration:underline}
#pricing h2{margin-bottom:8px}
.price-card{background:#fff;border:2px solid var(--green);border-radius:20px;padding:36px;box-shadow:var(--shadow);text-align:center;max-width:560px;margin:0 auto}
.price-tag{display:inline-block;background:#e8f6ee;color:var(--green-d);font-weight:700;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:999px}
.price{margin:16px 0 8px;color:var(--navy)}
.price b{font-size:3.4rem;letter-spacing:-.02em}
.price-list{list-style:none;padding:0;margin:20px auto 18px;max-width:420px;text-align:left}
.price-list li{padding:8px 0 8px 30px;position:relative;border-bottom:1px solid var(--line)}
.price-list li::before{content:"✓";position:absolute;left:4px;color:var(--green);font-weight:700}
.price-renew{color:var(--text);font-weight:600;margin:0 0 20px}
.price-fine{color:var(--muted);font-size:.85rem;margin:16px 0 0}
@media (max-width:720px){.price-card{padding:26px 20px}.promo{font-size:.8rem}}