:root {
    --bg-dark:    #060d1f;
    --bg-card:    rgba(15,30,80,0.85);
    --bg-card2:   rgba(10,20,60,0.9);
    --blue-light: #3b7af5;
    --blue-mid:   #1a4fc4;
    --blue-grad:  linear-gradient(135deg,#1a3fa8 0%,#2563eb 60%,#3b82f6 100%);
    --blue-grad2: linear-gradient(135deg,#0d2265 0%,#1a4fc4 100%);
    --accent:     #5b8ef6;
    --white:      #ffffff;
    --muted:      rgba(255,255,255,0.65);
    --border:     rgba(91,142,246,0.25);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Montserrat', -apple-system, sans-serif;
    background: var(--bg-dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ── NAV ── */
nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(6,13,31,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: .9rem 2rem;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
    display: flex; align-items: center; gap: .6rem;
    font-weight: 800; font-size: 1.1rem; letter-spacing: .5px;
    text-decoration: none; color: var(--white);
}
.nav-logo img { height: 32px; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .9rem; font-weight: 600; letter-spacing: .3px; transition: color .2s; }
.nav-links a:hover { color: var(--white); }
.nav-cta {
    background: var(--blue-grad);
    color: var(--white); border: none; border-radius: 8px;
    padding: .55rem 1.4rem; font-size: .88rem; font-weight: 700;
    cursor: pointer; text-decoration: none; letter-spacing: .3px;
    transition: opacity .2s;
}
.nav-cta:hover { opacity: .85; }

/* ── HERO ── */
.hero {
    min-height: 100vh;
    display: flex; align-items: center;
    background:
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(37,99,235,.18) 0%, transparent 70%),
        radial-gradient(ellipse 60% 80% at 20% 80%, rgba(26,63,168,.15) 0%, transparent 60%),
        var(--bg-dark);
    padding: 8rem 2rem 4rem;
    position: relative; overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute; top: 10%; right: -5%;
    width: 500px; height: 500px;
    border: 1px solid rgba(91,142,246,.12);
    border-radius: 50%; pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute; top: 20%; right: 5%;
    width: 320px; height: 320px;
    border: 1px solid rgba(91,142,246,.08);
    border-radius: 50%; pointer-events: none;
}
.hero-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.hero-tag {
    display: inline-flex; align-items: center; gap: .5rem;
    background: rgba(37,99,235,.15); border: 1px solid rgba(91,142,246,.3);
    border-radius: 100px; padding: .4rem 1rem;
    font-size: .8rem; font-weight: 700; letter-spacing: 1px; color: var(--accent);
    text-transform: uppercase; margin-bottom: 1.5rem;
}
.hero-tag i { font-size: .75rem; }
h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900; line-height: 1.1;
    text-transform: uppercase; letter-spacing: -1px;
    margin-bottom: 1.2rem;
}
h1 .highlight {
    background: var(--blue-grad);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-sub {
    color: var(--muted); font-size: 1.05rem; font-weight: 500;
    margin-bottom: 2rem; max-width: 480px;
}
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
    background: var(--blue-grad);
    color: var(--white); border: none; border-radius: 10px;
    padding: .9rem 2rem; font-size: 1rem; font-weight: 700;
    cursor: pointer; text-decoration: none; display: inline-flex;
    align-items: center; gap: .5rem; transition: transform .2s, box-shadow .2s;
    box-shadow: 0 4px 24px rgba(37,99,235,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(37,99,235,.45); }
.btn-ghost {
    background: transparent;
    border: 2px solid rgba(91,142,246,.4);
    color: var(--white); border-radius: 10px;
    padding: .9rem 2rem; font-size: 1rem; font-weight: 700;
    cursor: pointer; text-decoration: none; display: inline-flex;
    align-items: center; gap: .5rem; transition: border-color .2s, background .2s;
}
.btn-ghost:hover { border-color: var(--accent); background: rgba(91,142,246,.08); }

/* HERO STATS BOX */
.hero-stats {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px; padding: 2.5rem;
    backdrop-filter: blur(8px);
}
.hero-tagline {
    font-size: 1.1rem; font-weight: 700; margin-bottom: 2rem;
    color: var(--muted); line-height: 1.5;
}
.hero-tagline span { color: var(--white); }
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 2rem; }
.stat-item { text-align: center; }
.stat-num {
    font-size: 2.2rem; font-weight: 900; display: block;
    background: var(--blue-grad);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label { font-size: .8rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.principle-list { display: flex; flex-direction: column; gap: .7rem; }
.principle-item {
    background: rgba(37,99,235,.1); border: 1px solid rgba(91,142,246,.2);
    border-radius: 10px; padding: .7rem 1rem;
    font-size: .9rem; font-weight: 600; color: var(--muted);
}
.principle-item span { color: var(--white); }

/* ── SECTION ── */
section { padding: 6rem 2rem; }
.container { max-width: 1100px; margin: 0 auto; }
.section-label {
    font-size: .78rem; font-weight: 700; letter-spacing: 2px;
    text-transform: uppercase; color: var(--accent);
    margin-bottom: .75rem;
}
h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 900; text-transform: uppercase;
    letter-spacing: -0.5px; margin-bottom: 1rem;
}
.section-sub { color: var(--muted); font-size: 1rem; margin-bottom: 3rem; max-width: 600px; }

/* ── ABOUT ── */
.about-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10,20,60,.5) 100%);
    border-top: 1px solid var(--border);
}
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 16px;
    padding: 2rem; margin-bottom: 1rem;
}
.about-card p { color: var(--muted); font-size: .95rem; line-height: 1.7; }
.about-card p + p { margin-top: .8rem; }
.about-card strong { color: var(--white); }
.cert-badges { display: flex; flex-direction: column; gap: 1rem; }
.cert-badge {
    background: var(--blue-grad2);
    border: 1px solid var(--border); border-radius: 12px;
    padding: 1.2rem 1.5rem;
    font-size: .9rem; font-weight: 600;
}
.cert-badge .cert-title { color: var(--white); margin-bottom: .3rem; }
.cert-badge .cert-sub { color: var(--muted); font-size: .8rem; }

/* ── PRODUCTS ── */
.products-section { background: var(--bg-dark); }
.products-category { margin-bottom: 3.5rem; }
.cat-title {
    font-size: 1rem; font-weight: 800; text-transform: uppercase;
    letter-spacing: 1.5px; color: var(--accent);
    border-left: 3px solid var(--blue-light); padding-left: .75rem;
    margin-bottom: 1.5rem;
}
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.2rem; }
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 16px;
    padding: 1.6rem; transition: border-color .2s, transform .2s;
}
.product-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.product-icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: var(--blue-grad);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; margin-bottom: 1rem;
}
.product-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: .5rem; text-transform: uppercase; letter-spacing: .3px; }
.product-card p { color: var(--muted); font-size: .88rem; line-height: 1.6; }
.product-price { color: var(--accent); font-weight: 800; font-size: .9rem; margin-top: .8rem; }

/* ── FEATURED: САМООРГАНИЗАЦИЯ ── */
.featured-section {
    background: linear-gradient(135deg, rgba(13,34,101,.8) 0%, rgba(6,13,31,1) 100%);
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.featured-inner {
    display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.featured-badge {
    display: inline-block;
    background: var(--blue-grad); border-radius: 6px;
    padding: .3rem .8rem; font-size: .75rem; font-weight: 800;
    letter-spacing: 1px; text-transform: uppercase; margin-bottom: 1rem;
}
.featured-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900; text-transform: uppercase;
    line-height: 1.1; margin-bottom: 1rem;
}
.featured-sub { color: var(--muted); font-size: .95rem; margin-bottom: 2rem; }
.features-list { display: flex; flex-direction: column; gap: .9rem; }
.feature-row {
    display: flex; align-items: flex-start; gap: 1rem;
    background: rgba(37,99,235,.08); border: 1px solid var(--border);
    border-radius: 12px; padding: 1rem 1.2rem;
}
.feature-row .f-icon {
    width: 36px; height: 36px; flex-shrink: 0;
    border-radius: 8px; background: var(--blue-grad);
    display: flex; align-items: center; justify-content: center;
    font-size: .95rem;
}
.feature-row .f-text { font-size: .9rem; font-weight: 600; color: var(--muted); }
.feature-row .f-text strong { color: var(--white); display: block; }
.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 20px;
    padding: 2.5rem; text-align: center;
}
.price-label { color: var(--muted); font-size: .88rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1rem; }
.price-val {
    font-size: 3.5rem; font-weight: 900;
    background: var(--blue-grad);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; line-height: 1; margin-bottom: .4rem;
}
.price-note { color: var(--muted); font-size: .85rem; margin-bottom: 2rem; }
.price-features { list-style: none; text-align: left; display: flex; flex-direction: column; gap: .7rem; margin-bottom: 2rem; }
.price-features li { display: flex; align-items: center; gap: .7rem; font-size: .9rem; font-weight: 600; color: var(--muted); }
.price-features li i { color: var(--accent); font-size: .85rem; }
.price-features li span { color: var(--white); }

/* CHANNEL PRICING */
.pricing-section { background: var(--bg-dark); }
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 20px;
    padding: 2rem 1.5rem; text-align: center; position: relative;
    transition: border-color .2s;
}
.pricing-card.featured {
    background: var(--blue-grad2);
    border-color: var(--blue-light);
}
.pricing-card.featured::before {
    content: 'Популярный';
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--blue-grad); color: var(--white);
    padding: .3rem 1.1rem; border-radius: 100px;
    font-size: .75rem; font-weight: 800; letter-spacing: .5px;
}
.p-name { font-size: .88rem; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 1.2rem; }
.p-price {
    font-size: 2.8rem; font-weight: 900; line-height: 1;
    background: var(--blue-grad);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; margin-bottom: .3rem;
}
.p-period { color: var(--muted); font-size: .85rem; margin-bottom: 1.5rem; }
.p-features { list-style: none; text-align: left; display: flex; flex-direction: column; gap: .6rem; margin-bottom: 1.8rem; }
.p-features li { display: flex; align-items: center; gap: .6rem; font-size: .88rem; color: var(--muted); }
.p-features li i { color: var(--accent); }

/* ── REVIEWS ── */
.reviews-section {
    background: linear-gradient(180deg, rgba(10,20,60,.3) 0%, var(--bg-dark) 100%);
}
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 1.2rem; }
.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 16px;
    padding: 1.5rem; font-size: .9rem; color: var(--muted); line-height: 1.65;
}
.review-card .stars { color: var(--blue-light); margin-bottom: .8rem; font-size: .85rem; }

/* ── CONTACT ── */
.contact-section { background: var(--bg-dark); border-top: 1px solid var(--border); }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 1.2rem; }
.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 16px;
    padding: 1.5rem; display: flex; align-items: center; gap: 1rem;
    text-decoration: none; transition: border-color .2s, transform .2s;
}
.contact-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.contact-card .c-icon {
    width: 44px; height: 44px; flex-shrink: 0; border-radius: 10px;
    background: var(--blue-grad);
    display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.contact-card .c-label { font-size: .75rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.contact-card .c-val { font-size: .95rem; font-weight: 700; color: var(--white); }

/* ── FOOTER ── */
footer {
    background: rgba(4,9,20,1);
    border-top: 1px solid var(--border);
    padding: 3rem 2rem 2rem;
}
.footer-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem;
}
.footer-brand { font-weight: 800; font-size: 1.1rem; margin-bottom: .5rem; }
.footer-desc { color: var(--muted); font-size: .88rem; line-height: 1.6; }
.footer-col h4 { font-size: .85rem; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 1rem; }
.footer-col a { display: block; color: rgba(255,255,255,.7); text-decoration: none; font-size: .88rem; margin-bottom: .5rem; transition: color .2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
    max-width: 1100px; margin: 2rem auto 0;
    padding-top: 1.5rem; border-top: 1px solid var(--border);
    color: var(--muted); font-size: .78rem; text-align: center;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
    .hero-inner, .about-grid, .featured-inner, .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
    .pricing-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}
@media (max-width: 600px) {
    section { padding: 4rem 1.2rem; }
    nav { padding: .8rem 1.2rem; }
    .hero { padding: 7rem 1.2rem 3rem; }
}

.copyright {
    color: #2a1c1c;
}