/* --- MAY ANTENNAS refresh --- */
:root {
    --primary-blue: #1769ff;
    --dark-blue: #071a3d;
    --neon-blue: #8cb5ff;
    --accent-yellow: #c8f169;
    --bg-light: #f5f7fb;
    --text-dark: #111d32;
}

html { scroll-behavior: smooth; }

header {
    padding: 14px max(5%, calc((100% - 1240px) / 2));
    min-height: 76px;
}

.logo { font-size: 20px; letter-spacing: .04em; }
.logo { margin-right: clamp(16px, 2vw, 28px); }
.logo-icon {
    background: radial-gradient(circle, var(--accent-yellow) 0 22%, transparent 25% 100%);
    border-color: var(--primary-blue);
}
nav { gap: clamp(12px, 2vw, 27px); }
nav a { font-size: 13px; }

.hero {
    min-height: 490px;
    padding: 72px max(5%, calc((100% - 1240px) / 2));
    background:
        radial-gradient(ellipse at 78% 50%, rgba(23, 105, 255, .13), transparent 34%),
        linear-gradient(115deg, #fff 12%, #edf3ff 72%, #dce8ff 100%);
}
.hero::after {
    right: 5%;
    bottom: -60%;
    width: 520px;
    height: 520px;
    border-color: rgba(23, 105, 255, .12);
    box-shadow: 0 0 80px rgba(23, 105, 255, .12), inset 0 0 70px rgba(23, 105, 255, .08);
}
.hero-content { flex-basis: 570px; padding-right: 30px; }
.hero-subtitle {
    color: var(--primary-blue);
    background: rgba(23, 105, 255, .09);
    padding: 7px 14px;
    margin-bottom: 20px;
}
.hero h1 {
    font-size: clamp(38px, 5.5vw, 66px);
    letter-spacing: -.055em;
    margin-bottom: 18px;
}
.hero p { max-width: 550px; font-size: 17px; line-height: 1.75; color: #526078; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 30px; }
.hero .btn-main {
    color: var(--dark-blue);
    background: var(--accent-yellow);
    padding: 15px 24px;
    border-radius: 8px;
    font-size: 13px;
}
.hero-link, .about-link {
    color: var(--dark-blue);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
}
.hero-link span, .about-link span { margin-left: 6px; color: var(--primary-blue); }
.hero-image { flex-basis: 390px; }
.hero-logo-placeholder {
    width: min(32vw, 330px);
    height: min(32vw, 330px);
    background: transparent;
    border: 0;
    box-shadow: none;
    position: relative;
}
.hero-logo-placeholder::before,
.hero-logo-placeholder::after {
    content: '';
    position: absolute;
    inset: 11%;
    border: 1px solid rgba(23, 105, 255, .15);
    border-radius: 50%;
}
.hero-logo-placeholder::after { inset: 22%; border-style: dashed; }

@media (min-width: 901px) {
    .hero-logo-placeholder img {
        filter: drop-shadow(8px 7px 16px rgba(0, 0, 0, .52));
    }
}

.benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 26px max(5%, calc((100% - 1160px) / 2));
    background: var(--dark-blue);
    color: #fff;
}
.benefit { display: flex; align-items: center; gap: 14px; }
.benefit > span { color: var(--accent-yellow); font-size: 13px; font-weight: 800; }
.benefit p { color: #aab7d0; font-size: 12px; line-height: 1.65; }
.benefit strong { color: #fff; font-size: 13px; }

.categories { padding: 84px max(5%, calc((100% - 1160px) / 2)); }
.section-intro { text-align: center; margin: 0 auto 36px; }
.eyebrow {
    display: inline-block;
    color: var(--primary-blue);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
    margin-bottom: 10px;
}
.section-title {
    font-size: clamp(26px, 3vw, 36px);
    letter-spacing: -.04em;
    text-transform: none;
    margin-bottom: 9px;
}
.section-intro > p { color: #66738a; font-size: 15px; }
.category-grid { gap: 18px; }
.category-card {
    min-height: 280px;
    padding: 28px;
    border-radius: 14px;
    background: linear-gradient(145deg, #112b56 0%, #071a3d 100%);
    box-shadow: 0 12px 30px rgba(7, 26, 61, .08);
    color: #fff;
    text-decoration: none;
    cursor: pointer;
    transform-origin: center;
    transition: transform .25s ease, box-shadow .25s ease;
}
.category-card:hover,
.category-card:focus-visible {
    z-index: 2;
    transform: translateY(-5px) scale(1.06);
    box-shadow: 0 20px 42px rgba(7, 26, 61, .2);
}
.category-card:active { transform: translateY(-2px) scale(1.025); }
.category-card:nth-child(2) { background: linear-gradient(145deg, #19427b 0%, #0b2148 100%); }
.category-card:nth-child(3) { background: linear-gradient(145deg, #20365e 0%, #0b1c3b 100%); }
.category-card::before { width: 190px; height: 190px; top: auto; right: -60px; bottom: -80px; border: 1px solid rgba(255,255,255,.18); background: transparent; }
.category-card::after {
    content: '';
    position: absolute;
    width: 120px;
    height: 120px;
    right: -26px;
    bottom: -46px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 50%;
}
.category-index { color: var(--accent-yellow); font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.category-card h3 { margin-top: 36px; font-size: 23px; }
.category-card p { max-width: 270px; color: #c1cbe0; font-size: 13px; line-height: 1.7; }
.btn-outline {
    padding: 0;
    color: #fff;
    background: transparent;
    font-size: 12px;
}
.btn-outline:hover { color: var(--accent-yellow); background: transparent; }
.btn-outline span { margin-left: 5px; color: var(--accent-yellow); }

.about-strip {
    display: grid;
    grid-template-columns: 1fr 1.1fr auto;
    align-items: center;
    gap: 34px;
    padding: 54px max(5%, calc((100% - 1160px) / 2));
    background: #edf2fb;
}
.about-strip h2 { max-width: 390px; color: var(--dark-blue); font-size: 24px; line-height: 1.3; letter-spacing: -.03em; }
.about-strip > p { color: #5f6b80; font-size: 13px; line-height: 1.8; }
.about-link { white-space: nowrap; font-size: 12px; }

.page-header { padding: 60px 5%; background: linear-gradient(120deg, #071a3d, #164caa); }
.page-header h1 { letter-spacing: -.04em; }
.products-section { padding-top: 55px; }
.product-card { border-radius: 14px; }
.slider-img-placeholder {
    position: relative;
    overflow: hidden;
    color: transparent;
    font-size: 0;
    background:
        radial-gradient(ellipse at 50% 45%, rgba(23, 105, 255, .32), transparent 38%),
        linear-gradient(145deg, #122b53, #071a3d);
}
.slider-img-placeholder::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 18%;
    width: 92px;
    height: 64%;
    transform: translateX(-50%);
    background: repeating-linear-gradient(0deg, transparent 0 7px, rgba(200, 241, 105, .85) 8px 10px, transparent 11px 16px);
    clip-path: polygon(44% 0, 56% 0, 72% 100%, 28% 100%);
    filter: drop-shadow(0 0 14px rgba(200, 241, 105, .25));
}
.slider-img-placeholder::after {
    content: 'MAY  /  ANTENNA SERIES';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 22px;
    color: #d7e2f5;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .2em;
    text-align: center;
}
.btn-buy { background: var(--primary-blue); border-radius: 8px; }
.form-note { margin-top: 14px; color: #718096; font-size: 12px; line-height: 1.6; }
.form-note--error { color: #b42318; }
.form-note--success { color: #16803c; }
.faq-question:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 3px solid rgba(23, 105, 255, .45);
    outline-offset: 3px;
}

footer { padding: 25px 5%; }
.footer-inner {
    max-width: 1160px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px 24px;
}
.footer-brand { color: #fff; font-size: 14px; font-weight: 900; letter-spacing: .08em; text-decoration: none; }
.footer-brand span { color: var(--accent-yellow); }
footer p, footer a:not(.footer-brand) { color: #b6c4dc; font-size: 12px; }

@media (max-width: 900px) {
    header { justify-content: space-between; }
    .logo { margin-right: 0; }
    header { position: sticky; }
    .burger {
        display: flex;
        width: 42px;
        height: 42px;
        padding: 10px 8px;
        align-items: center;
        justify-content: center;
        background: #f2f5fb;
        border: 0;
        border-radius: 8px;
    }
    .burger span { transition: transform .2s, opacity .2s; }
    .burger[aria-expanded="true"] span:first-child { transform: translateY(8px) rotate(45deg); }
    .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
    .burger[aria-expanded="true"] span:last-child { transform: translateY(-8px) rotate(-45deg); }
    header nav, header nav.is-open {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        align-items: stretch;
        gap: 0;
        padding: 8px 5% 16px;
        background: #fff;
        box-shadow: 0 12px 18px rgba(7, 26, 61, .1);
    }
    header nav.is-open { display: flex; flex-direction: column; }
    nav a { padding: 12px 0; border-bottom: 1px solid #edf0f5; }
    nav a:hover, nav a.active { border-bottom: 1px solid #edf0f5; }
    .hero { display: flex; min-height: 420px; padding-top: 56px; padding-bottom: 56px; }
    .hero-image { flex: 1 0 100%; }
    .hero-logo-placeholder { width: 230px; height: 230px; }
    .about-strip { grid-template-columns: 1fr 1fr; }
    .about-link { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
    .product-lightbox-panel { width: 90vw; height: 70vh; }
    .product-lightbox-close, .product-lightbox-nav { width: 40px; height: 40px; }
    .product-lightbox-close { top: 10px; right: 10px; }
    .product-lightbox-prev { left: 10px; }
    .product-lightbox-next { right: 10px; }
    .product-lightbox-image {
        max-width: calc(100% - 60px);
        max-height: calc(100% - 60px);
    }
    header { padding: 12px 5%; min-height: 66px; }
    .logo { font-size: 17px; }
    .logo-icon { width: 26px; height: 26px; }
    .logo img { width: 44px; height: 44px; }
    .hero { min-height: auto; padding: 54px 6% 48px; }
    .hero-content { padding-right: 0; }
    .hero h1 { font-size: clamp(37px, 11vw, 54px); }
    .hero p { font-size: 15px; }
    .hero-image { display: none; }
    .hero-actions { gap: 18px; }
    .benefits { grid-template-columns: 1fr; gap: 14px; padding: 22px 6%; }
    .categories { padding: 58px 6%; }
    .section-intro { margin-bottom: 26px; }
    .category-card { min-height: 245px; }
    .about-strip { grid-template-columns: 1fr; gap: 16px; padding: 42px 6%; }
    .about-strip h2 { font-size: 22px; }
    .about-link { grid-column: auto; }
    .page-header { padding: 44px 6%; }
    .page-header p { font-size: 14px; }
    .section-header { align-items: flex-start; flex-direction: column; gap: 8px; }
    .product-slider-wrapper { height: 250px; }
    .contacts-section { padding: 0 6%; }
    .contact-form-block { padding: 24px 20px; }
    .footer-inner { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}