:root {
  --navy: #08354b;
  --navy-soft: #164f66;
  --blue: #08a9d3;
  --blue-deep: #007d9f;
  --sky: #dff6fc;
  --ice: #f4fbfd;
  --white: #ffffff;
  --ink: #123344;
  --muted: #5d7683;
  --line: #cfe9f0;
  --mint: #baf2e5;
  --radius: 24px;
  --shadow: 0 22px 60px rgba(8, 53, 75, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 100; left: 16px; top: -100px; padding: 10px 15px; background: var(--white); border-radius: 8px; }
.skip-link:focus { top: 12px; }

.top-note { padding: 7px 0; color: #d5f5fc; background: var(--navy); font-size: .86rem; text-align: center; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(207,233,240,.85); backdrop-filter: blur(14px); }
.header-row { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy); text-decoration: none; }
.brand-mark { position: relative; width: 37px; height: 45px; display: grid; place-items: center; border-radius: 55% 55% 58% 58% / 68% 68% 40% 40%; color: var(--white); background: linear-gradient(150deg, #39cceb, var(--blue-deep)); transform: rotate(45deg); box-shadow: 0 8px 25px rgba(8,169,211,.22); }
.brand-mark span { font-weight: 900; font-size: .9rem; transform: rotate(-45deg); }
.brand-name { font-size: 1.35rem; font-weight: 850; letter-spacing: .055em; }
.nav { display: flex; align-items: center; gap: 5px; }
.nav a { padding: 10px 13px; color: #446672; border-radius: 999px; font-size: .94rem; font-weight: 670; text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--navy); background: var(--sky); }
.nav .nav-order { margin-left: 8px; padding-inline: 18px; color: var(--white); background: var(--blue-deep); }
.nav .nav-order:hover, .nav .nav-order[aria-current="page"] { color: var(--white); background: var(--navy); }
.menu-button { display: none; width: 44px; height: 44px; place-items: center; color: var(--navy); border: 1px solid var(--line); border-radius: 50%; background: var(--white); cursor: pointer; }
.menu-button svg { width: 23px; height: 23px; }

.hero { position: relative; overflow: hidden; padding: 62px 0 74px; background: linear-gradient(132deg, #eefbfe 0%, #dff6fc 48%, #c7edf5 100%); }
.hero::before { content: ""; position: absolute; width: 420px; height: 420px; left: -230px; bottom: -320px; border: 70px solid rgba(255,255,255,.55); border-radius: 50%; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr .94fr; min-height: 520px; gap: 24px; align-items: center; }
.hero-content { position: relative; z-index: 2; padding: 30px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 18px; color: var(--blue-deep); font-size: .84rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 6px rgba(8,169,211,.11); }
h1, h2, h3 { margin: 0; line-height: 1.13; letter-spacing: -.035em; }
h1 { max-width: 670px; color: var(--navy); font-size: clamp(3rem, 6.4vw, 5.5rem); font-weight: 850; }
.hero-copy { max-width: 650px; margin: 24px 0 0; color: var(--navy-soft); font-size: clamp(1.05rem, 1.8vw, 1.22rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }
.button { min-height: 49px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 19px; border: 1px solid transparent; border-radius: 999px; font-weight: 780; text-decoration: none; transition: transform .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--blue-deep); box-shadow: 0 12px 30px rgba(0,125,159,.2); }
.button-light { color: var(--navy); background: rgba(255,255,255,.72); border-color: rgba(255,255,255,.9); }
.button-outline { color: var(--blue-deep); border-color: var(--line); background: var(--white); }
.hero-visual { position: relative; z-index: 1; align-self: stretch; min-height: 500px; overflow: hidden; border-radius: 42% 42% 20% 45% / 28% 35% 32% 50%; box-shadow: var(--shadow); background: #d8f3f8; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; object-position: 67% center; }
.hero-badge { position: absolute; z-index: 3; right: 8px; bottom: 38px; width: 138px; height: 138px; display: grid; place-items: center; padding: 18px; color: var(--white); background: var(--navy); border: 6px solid var(--sky); border-radius: 50%; text-align: center; font-size: .89rem; font-weight: 750; line-height: 1.25; transform: rotate(5deg); }

.trust-bar { position: relative; z-index: 4; margin-top: -34px; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: 19px; background: var(--white); box-shadow: var(--shadow); }
.trust-item { display: flex; gap: 14px; align-items: center; padding: 22px 25px; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: 0; }
.trust-icon { flex: 0 0 auto; width: 40px; height: 40px; display: grid; place-items: center; color: var(--blue-deep); border-radius: 50%; background: var(--sky); font-weight: 900; }
.trust-item strong { display: block; color: var(--navy); }
.trust-item span:last-child { display: block; color: var(--muted); font-size: .87rem; }

.section { padding: 94px 0; }
.section-soft { background: var(--ice); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 50px; margin-bottom: 42px; }
.section-title { max-width: 760px; color: var(--navy); font-size: clamp(2.2rem, 4.3vw, 3.8rem); }
.section-intro { max-width: 500px; margin: 0 0 6px; color: var(--muted); }
.products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product { display: flex; min-height: 340px; flex-direction: column; padding: 29px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 12px 36px rgba(8,53,75,.045); }
.product-top { display: flex; justify-content: space-between; gap: 20px; }
.product-code { color: var(--blue-deep); font-size: .8rem; font-weight: 850; letter-spacing: .08em; }
.product-volume { min-width: 74px; padding: 6px 10px; color: var(--navy); border-radius: 999px; background: var(--sky); text-align: center; font-weight: 800; }
.product h3 { margin-top: 56px; color: var(--navy); font-size: 1.55rem; }
.product p { color: var(--muted); margin: 15px 0 0; }
.product-bottom { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-top: auto; padding-top: 27px; }
.price strong { display: block; color: var(--navy); font-size: 1.75rem; letter-spacing: -.04em; }
.price small { color: var(--muted); }
.mini-link { color: var(--blue-deep); font-weight: 780; text-decoration: none; }
.mini-link:hover { text-decoration: underline; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.step { position: relative; min-height: 260px; padding: 28px; border-radius: var(--radius); background: var(--sky); }
.step:nth-child(even) { background: var(--mint); }
.step-number { display: grid; width: 39px; height: 39px; place-items: center; color: var(--white); background: var(--navy); border-radius: 50%; font-weight: 850; }
.step h3 { margin-top: 50px; color: var(--navy); font-size: 1.28rem; }
.step p { color: #4d6c77; margin: 13px 0 0; font-size: .94rem; }

.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; }
.split-panel { padding: 40px; border-radius: var(--radius); }
.split-panel:first-child { color: var(--white); background: var(--navy); }
.split-panel:last-child { background: var(--sky); }
.split-panel h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); }
.split-panel:first-child p { color: #c0dbe6; }
.split-panel:last-child h2 { color: var(--navy); }
.split-panel p { margin: 17px 0 0; }
.split-list { display: grid; gap: 13px; margin: 27px 0 0; padding: 0; list-style: none; }
.split-list li { display: flex; gap: 10px; }
.split-list li::before { content: "✓"; color: var(--blue); font-weight: 900; }

.cta { padding: 68px 0; color: var(--white); background: linear-gradient(120deg, var(--blue-deep), #09afd0); }
.cta-row { display: flex; justify-content: space-between; align-items: center; gap: 42px; }
.cta h2 { max-width: 760px; font-size: clamp(2rem, 4vw, 3.5rem); }
.cta p { max-width: 690px; margin: 14px 0 0; color: #d9f7fc; }
.cta .button { color: var(--navy); background: var(--white); white-space: nowrap; }

.page-hero { position: relative; overflow: hidden; padding: 72px 0 64px; background: var(--sky); }
.page-hero::after { content: ""; position: absolute; width: 300px; height: 300px; right: -120px; top: -170px; border: 55px solid rgba(255,255,255,.8); border-radius: 50%; }
.page-hero h1 { max-width: 850px; color: var(--navy); font-size: clamp(2.7rem, 5vw, 4.8rem); }
.page-hero p { max-width: 760px; color: var(--navy-soft); margin: 20px 0 0; font-size: 1.12rem; }

.catalog-list { display: grid; gap: 18px; }
.catalog-row { display: grid; grid-template-columns: 110px 1fr 1fr auto; gap: 30px; align-items: center; padding: 27px 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.catalog-volume { color: var(--blue-deep); font-size: 1.45rem; font-weight: 850; }
.catalog-row h2 { color: var(--navy); font-size: 1.35rem; }
.catalog-row p { margin: 0; color: var(--muted); }
.catalog-price { min-width: 120px; color: var(--navy); font-size: 1.45rem; font-weight: 850; text-align: right; }
.catalog-note { margin: 24px 0 0; color: var(--muted); font-size: .9rem; }

.delivery-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 20px; align-items: start; }
.delivery-aside { position: sticky; top: 105px; padding: 34px; color: var(--white); border-radius: var(--radius); background: var(--navy); }
.delivery-aside h2 { font-size: 2rem; }
.delivery-aside p { color: #c0dbe6; }
.delivery-facts { display: grid; gap: 17px; margin-top: 28px; }
.delivery-fact { padding-top: 17px; border-top: 1px solid rgba(255,255,255,.14); }
.delivery-fact small { display: block; color: #8eb9c8; font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.delivery-fact strong { display: block; margin-top: 4px; }
.faq { display: grid; gap: 11px; }
.faq details { border: 1px solid var(--line); border-radius: 16px; background: var(--white); }
.faq summary { cursor: pointer; padding: 22px 25px; color: var(--navy); font-size: 1.04rem; font-weight: 780; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--blue-deep); font-size: 1.4rem; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0; padding: 0 25px 22px; color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 20px; }
.contact-card { padding: 38px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.contact-card.primary { color: var(--white); background: var(--blue-deep); border-color: var(--blue-deep); }
.contact-card h2 { color: var(--navy); font-size: 1.8rem; }
.contact-card.primary h2 { color: var(--white); }
.contact-card p { color: var(--muted); }
.contact-card.primary p { color: #d8f5fa; }
.contact-email { display: inline-block; margin: 22px 0 24px; color: var(--white); font-size: clamp(1.45rem, 3.1vw, 2.5rem); font-weight: 850; letter-spacing: -.04em; text-decoration: none; overflow-wrap: anywhere; }
.contact-email:hover { text-decoration: underline; }
.contact-card.primary .button { color: var(--navy); background: var(--white); }
.contact-list { display: grid; gap: 20px; margin-top: 28px; }
.contact-item { padding-top: 18px; border-top: 1px solid var(--line); }
.contact-item small { display: block; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-item strong { display: block; margin-top: 4px; color: var(--navy); }

.site-footer { padding: 50px 0 28px; color: #a9c5d0; background: #062a3b; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 55px; padding-bottom: 40px; }
.footer-brand .brand { color: var(--white); }
.footer-brand p { max-width: 400px; margin: 17px 0 0; }
.footer-col strong { display: block; margin-bottom: 13px; color: var(--white); }
.footer-col a { display: block; width: fit-content; margin-top: 8px; color: #b8d1db; text-decoration: none; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.11); font-size: .83rem; }

@media (max-width: 920px) {
  .hero-grid, .split, .delivery-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 420px; }
  .products { grid-template-columns: 1fr 1fr; }
  .product:last-child { grid-column: 1 / -1; }
  .steps { grid-template-columns: 1fr 1fr; }
  .section-head { display: block; }
  .section-intro { margin-top: 18px; }
  .delivery-aside { position: static; }
  .catalog-row { grid-template-columns: 90px 1fr auto; }
  .catalog-row p { grid-column: 2 / -1; }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, 1180px); }
  .top-note { font-size: .78rem; }
  .header-row { min-height: 68px; }
  .menu-button { display: grid; }
  .nav { display: none; position: absolute; top: calc(100% + 1px); left: 0; right: 0; padding: 12px 14px 17px; align-items: stretch; flex-direction: column; background: var(--white); border-bottom: 1px solid var(--line); }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 14px; }
  .nav .nav-order { margin: 4px 0 0; text-align: center; }
  .hero { padding: 38px 0 72px; }
  .hero-grid { min-height: 0; }
  h1 { font-size: clamp(2.7rem, 14vw, 4rem); }
  .hero-visual { min-height: 350px; border-radius: 25px; }
  .hero-badge { width: 116px; height: 116px; right: 8px; bottom: 15px; font-size: .78rem; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .trust-item:last-child { border-bottom: 0; }
  .section { padding: 68px 0; }
  .products, .steps { grid-template-columns: 1fr; }
  .product:last-child { grid-column: auto; }
  .product { min-height: 300px; }
  .split-panel, .contact-card { padding: 29px; }
  .cta-row, .footer-bottom { align-items: flex-start; flex-direction: column; }
  .cta .button { width: 100%; }
  .page-hero { padding: 55px 0 48px; }
  .catalog-row { grid-template-columns: 1fr; gap: 12px; padding: 24px; }
  .catalog-row p { grid-column: auto; }
  .catalog-price { text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px 25px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}