:root {
  --navy: #062b4c;
  --navy-deep: #031f38;
  --sea: #23a85e;
  --sea-dark: #147844;
  --ink: #102d48;
  --muted: #5e6f7f;
  --line: #dce5eb;
  --soft: #f4f8fa;
  --white: #fff;
  --shadow: 0 18px 45px rgba(6, 43, 76, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--soft); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 10; color: var(--white); background: var(--navy-deep); box-shadow: 0 5px 18px rgba(0,0,0,.1); }
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 34px; }
.brand { display: inline-flex; align-items: center; gap: 10px; margin-right: auto; }
.brand img { width: 42px; height: 42px; padding: 0; border-radius: 0; object-fit: contain; background: transparent; filter: brightness(0) invert(1); }
.brand-copy { display: grid; line-height: 1.05; }
.brand-name { font-size: 1.15rem; font-weight: 850; letter-spacing: -.02em; }
.brand-tagline { margin-top: 5px; color: rgba(255,255,255,.68); font-size: .55rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 25px; font-size: .85rem; font-weight: 750; }
.nav a { position: relative; padding: 25px 0; color: rgba(255,255,255,.86); }
.nav a:hover, .nav a.active { color: var(--white); }
.nav a.active::after { position: absolute; right: 0; bottom: 17px; left: 0; height: 3px; border-radius: 5px; background: var(--sea); content: ""; }
.language { display: inline-flex; align-items: center; gap: 3px; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; padding: 3px; font-size: .72rem; font-weight: 800; white-space: nowrap; }
.language-globe { width: 15px; height: 15px; flex: 0 0 15px; }
.language a { border-radius: 999px; padding: 5px 8px; color: rgba(255,255,255,.78); }
.language a.active, .language a:hover { color: var(--white); background: var(--sea); }
.menu-toggle { display: none; border: 0; color: white; background: transparent; }
.menu-toggle svg { width: 25px; }
.page-hero { padding: 86px 0 82px; color: white; background: linear-gradient(110deg, rgba(3,31,56,.95), rgba(6,73,86,.78)), url('../images/header-bg2.png') center/cover; }
.eyebrow { display: block; margin-bottom: 10px; color: #3aa86e; font-size: .72rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.page-hero .eyebrow { color: #9ce0b7; }
h1, h2, h3 { margin: 0 0 14px; line-height: 1.15; }
h1 { max-width: 780px; font-size: clamp(2.3rem, 5vw, 4.5rem); letter-spacing: -.045em; }
h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); letter-spacing: -.035em; }
h3 { font-size: 1.15rem; }
.page-hero p { max-width: 690px; margin: 0; color: rgba(255,255,255,.77); font-size: 1.05rem; }
.section { padding: 82px 0; }
.section-white { background: var(--white); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.copy p { color: var(--muted); }
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 30px; }
.feature-box, .product-detail, .contact-card { border: 1px solid var(--line); border-radius: 18px; padding: 25px; background: var(--white); box-shadow: var(--shadow); }
.feature-box strong { display: block; margin-bottom: 5px; }
.feature-box p { margin: 0; color: var(--muted); font-size: .86rem; }
.feature-icon { width: 34px; height: 34px; margin-bottom: 14px; color: var(--sea-dark); }
.image-card { overflow: hidden; border-radius: 22px; box-shadow: var(--shadow); background: #dceaf0; }
.image-card img { width: 100%; height: 360px; object-fit: cover; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; margin-top: 18px; border: 0; border-radius: 8px; padding: 12px 19px; color: white; background: var(--sea); font-weight: 800; cursor: pointer; }
.button:hover { background: var(--sea-dark); }
.button svg { width: 17px; }
.button-outline { border: 1px solid rgba(255,255,255,.45); background: transparent; }
.button-outline:hover { background: rgba(255,255,255,.1); }
.product-detail { display: grid; grid-template-columns: .9fr 1.1fr; gap: 38px; align-items: center; }
.product-detail > img { width: 100%; max-height: 330px; object-fit: contain; border-radius: 14px; background: #f8fbfc; }
.specs { display: grid; gap: 8px; margin: 20px 0; padding: 0; list-style: none; }
.specs li { display: flex; justify-content: space-between; gap: 15px; border-bottom: 1px solid var(--line); padding: 8px 0; color: var(--muted); }
.specs li strong { color: var(--ink); }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.catalog-card { overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: white; box-shadow: var(--shadow); }
.catalog-card img { display: block; width: 100%; height: 205px; aspect-ratio: 2 / 1; object-fit: cover; background: #f7fafb; }
.catalog-card-body { padding: 21px; }
.catalog-card-body p { min-height: 52px; color: var(--muted); font-size: .88rem; }
.catalog-card .button { margin-top: 4px; }
.catalog-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.section-white .container > .catalog-download { margin-right: 14px; }
.contact-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; align-items: start; }
.contact-card { background: var(--navy-deep); color: white; }
.contact-card p, .contact-card li { color: rgba(255,255,255,.72); }
.contact-card ul { margin: 25px 0 0; padding-left: 19px; }
.contact-form { display: grid; gap: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--ink); font-size: .78rem; font-weight: 800; }
.field input, .field textarea { width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 12px 13px; outline: none; color: var(--ink); background: white; font: inherit; }
.field input:focus, .field textarea:focus { border-color: var(--sea); box-shadow: 0 0 0 3px rgba(35,168,94,.12); }
.field textarea { min-height: 125px; resize: vertical; }
.captcha-row { display: flex; align-items: center; gap: 9px; }
.captcha-question { min-width: 125px; font-weight: 850; }
.captcha-row input { max-width: 120px; }
.captcha-refresh { display: inline-grid; place-items: center; width: 41px; height: 41px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--soft); cursor: pointer; }
.captcha-refresh svg { width: 18px; }
.form-status { min-height: 22px; margin: 0; color: var(--sea-dark); font-size: .86rem; }
.form-trap { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }
footer { padding: 28px 0; color: rgba(255,255,255,.68); background: var(--navy-deep); }
.footer-inner { display: flex; justify-content: space-between; gap: 22px; align-items: center; }
footer .brand { color: white; }
footer small { display: block; }
@media (max-width: 900px) {
  .nav { position: absolute; top: 76px; right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 10px 20px 16px; background: var(--navy-deep); }
  .nav.open { display: flex; }
  .nav a { padding: 10px 0; }
  .nav a.active::after { bottom: 4px; }
  .menu-toggle { display: block; }
  .header-inner { gap: 12px; }
  .split, .product-detail, .contact-layout { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .container { width: min(100% - 30px, 1160px); }
  .header-inner { min-height: 62px; }
  .brand img { width: 35px; height: 35px; }
  .brand-name { font-size: .98rem; }
  .brand-tagline { font-size: .44rem; }
  .site-header .nav { top: 62px; }
  .language { border: 0; padding: 0; }
  .language a { padding: 4px 5px; }
  .page-hero { padding: 62px 0; }
  .section { padding: 58px 0; }
  .feature-list, .catalog-grid, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-inner { display: grid; }
  .section-white .container > .catalog-download { margin-right: 8px; }
}

/* Index-style full-screen mobile drawer shared by every inner page. */
.nav-links { display: flex; align-items: center; gap: 25px; }
.drawer-head, .drawer-divider, .drawer-tagline, .language-label { display: none; }
.language button { border: 0; border-radius: 999px; padding: 5px 8px; color: rgba(255,255,255,.78); background: transparent; font: inherit; cursor: pointer; }
.language button.active, .language button:hover { color: var(--white); background: var(--sea); }
.lang-name { display: none; }
body.drawer-open { overflow: hidden; }

@media (max-width: 900px) {
  .nav {
    position: fixed; inset: 0; z-index: 30; width: 100vw; height: 100dvh; max-width: none;
    display: flex; flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    padding: 22px 24px 30px; color: #fff; background: var(--navy-deep);
    overflow-y: auto; overscroll-behavior: contain; transform: translateX(100%); visibility: hidden;
    transition: transform .28s ease, visibility 0s linear .28s;
  }
  .nav.open { transform: translateX(0); visibility: visible; transition-delay: 0s; }
  .drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
  .drawer-brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; }
  .drawer-brand img { width: 44px; height: 44px; padding: 0; border-radius: 0; object-fit: contain; background: transparent; filter: brightness(0) invert(1); }
  .drawer-brand-copy { display: grid; line-height: 1.05; }
  .drawer-brand-name { font-size: 1.18rem; font-weight: 850; letter-spacing: -.02em; }
  .drawer-brand-caption { margin-top: 5px; color: rgba(255,255,255,.68); font-size: .55rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
  .drawer-close { display: inline-grid; place-items: center; width: 46px; height: 46px; flex: 0 0 46px; border: 1px solid rgba(255,255,255,.32); border-radius: 10px; color: #fff; background: rgba(255,255,255,.08); cursor: pointer; }
  .drawer-close::before { content: "×"; display: block; font-size: 31px; font-weight: 300; line-height: 1; }
  .drawer-close svg { display: none; }
  .nav-links { display: flex; flex-direction: column; align-items: stretch; gap: 8px; margin-top: 38px; }
  .nav .nav-links a { display: block; border-radius: 10px; padding: 15px 16px; color: #fff; font-size: 1.08rem; font-weight: 750; opacity: 1; transition: color .2s, background .2s; }
  .nav .nav-links a::before { content: "•"; display: inline-block; width: 20px; color: var(--sea); }
  .nav .nav-links a:hover, .nav .nav-links a.active { color: #fff; background: rgba(38,166,91,.22); }
  .nav .nav-links a.active::after { display: none; }
  .drawer-divider { display: block; margin: 30px 0 22px; border-top: 1px solid rgba(255,255,255,.22); }
  .nav .language { display: flex; align-items: stretch; flex-wrap: wrap; gap: 9px; margin-left: 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.22); border-radius: 0; padding: 0 0 22px; font-size: .95rem; }
  .language-label { display: block; width: 100%; margin-bottom: 3px; color: rgba(255,255,255,.78); font-size: .8rem; font-weight: 800; letter-spacing: .12em; }
  .nav .language-globe { display: none; }
  .nav .language button { display: inline-flex; align-items: center; gap: 6px; border: 1px solid rgba(255,255,255,.3); border-radius: 8px; padding: 11px 13px; color: #fff; background: transparent; font-size: .95rem; }
  .nav .language button.active, .nav .language button:hover { color: #fff; background: var(--sea); border-color: var(--sea); }
  .lang-name { display: inline; font-weight: 600; }
  .drawer-tagline { display: block; margin: auto 0 0; padding-top: 34px; color: rgba(255,255,255,.78); font-size: .95rem; line-height: 1.5; }
  .site-header > .menu-toggle { display: grid; place-items: center; position: absolute; top: 7px; right: 15px; z-index: 31; width: 44px; height: 44px; color: #fff; background: transparent !important; }
  body.drawer-open .site-header > .menu-toggle { visibility: hidden; pointer-events: none; }
  .hamburger-bars { display: block; width: 28px; height: 3px; border-radius: 3px; background: #fff; box-shadow: 0 -8px 0 #fff, 0 8px 0 #fff; }
  .site-header > .menu-toggle::before, .site-header > .menu-toggle svg { display: none; }
}

@media (max-width: 620px) {
  .header-inner { min-height: 58px; }
  .brand img { width: 35px; height: 35px; }
  .brand-name { font-size: .98rem; }
  .brand-tagline { font-size: .44rem; }
  .nav { inset: 0; padding: 20px 18px 26px; }
  .site-header .nav { top: 0; right: 0; bottom: 0; left: 0; }
  .nav .nav-links a { padding: 14px 13px; font-size: 1.02rem; }
  .drawer-brand img { width: 40px; height: 40px; }
  .drawer-brand-name { font-size: 1.08rem; }
  .drawer-close { width: 42px; height: 42px; flex-basis: 42px; }
  .nav .language button { padding: 10px 11px; font-size: .88rem; }
}

@media (min-width: 901px) {
  .site-header .language {
    gap: 4px;
    padding: 3px 4px;
  }
  .site-header .language-globe {
    width: 21px;
    height: 21px;
    margin: 0 7px 0 3px;
  }
  .site-header .language button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    margin-left: 0;
    border: 0;
    border-radius: 50%;
  }
  .site-header .language button.active,
  .site-header .language button.active:hover {
    color: var(--white);
    background: var(--sea);
    border-color: var(--sea);
  }
  .site-header .language .lang-name { display: none; }
}