:root {
    --bg: #0b1220;
    --bg-soft: #111a2e;
    --card: rgba(17, 26, 46, 0.78);
    --card-border: rgba(148, 163, 184, 0.16);
    --text: #e5eefb;
    --muted: #9fb0c7;
    --accent: #38bdf8;
    --accent-2: #0ea5e9;
    --accent-dark: #0f172a;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
    --radius: 22px;
    --radius-sm: 14px;
    --container: 1100px;
    --navigation: 1100px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Arial, sans-serif;
    background:
            radial-gradient(circle at top left, rgba(56, 189, 248, 0.20), transparent 30%),
            radial-gradient(circle at top right, rgba(14, 165, 233, 0.16), transparent 28%),
            linear-gradient(135deg, #08111f 0%, #0b1220 45%, #111a2e 100%);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

.navigation {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
    padding: 24px;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 24px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 10px 0 22px;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    min-width: 240px;
}

.brand-logo {
    width: 150px;
    height: auto;
    border-radius: 16px;
    object-fit: cover;
    /*background: linear-gradient(135deg, #1e293b, #0f172a);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);*/
}

.brand_block{

}

.brand-name {
    font-weight: 500;
    font-size: 40px;
    color: #f8fbff;
}

.brand-subtitle {
    font-size: 20px;
    color: var(--muted);
}

nav {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

nav a {
    font-size: 22px;
    color: var(--muted);
    padding: 8px 10px;
    border-radius: 10px;
    transition: 0.2s ease;
}

nav a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
}

.hero {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr;
    gap: 20px;
    align-items: stretch;
    margin-top: 10px;
}

.hero-main,
.hero-side,
.card {
    background: var(--card);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(14px);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-main {
    padding: 34px;
    position: relative;
    overflow: hidden;
}

.hero-main::before {
    content: "";
    position: absolute;
    top: -90px;
    right: -90px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.22), transparent 65%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(56, 189, 248, 0.10);
    border: 1px solid rgba(56, 189, 248, 0.18);
    color: #bfe8fb;
    font-size: 22px;
    margin-bottom: 8px;
    box-shadow: 0 12px 30px rgba(56, 189, 248, 0.24);
}

h1 {
    font-size: clamp(32px, 4vw, 52px);
    line-height: 1.08;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(10px, 4vw, 25px);
    line-height: 1.08;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.hero-text {
    color: var(--muted);
    font-size: 22px;
    max-width: 700px;
    margin-bottom: 22px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 12px;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 15px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: var(--accent-dark);
    box-shadow: 0 12px 30px rgba(56, 189, 248, 0.24);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.10);
    color: var(--text);
}

.btn:hover {
    transform: translateY(-2px);
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.meta-item {
    padding: 14px 14px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.meta-value {
    display: block;
    font-size: 22px;
    font-weight: 700;
    color: #f8fbff;
    margin-bottom: 4px;
}

.meta-label {
    font-size: 13px;
    color: var(--muted);
}

.hero-side {
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 18px;
}

.side-card {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.side-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #f8fbff;
}

.side-text {
    color: var(--muted);
    font-size: 18px;
}

.contact-list {
    display: grid;
    gap: 10px;
    margin-top: 6px;
}

.contact-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text);
    transition: 0.2s ease;
    font-size: clamp(8px, 4vw, 18px);

}

.contact-link:hover {
    transform: translateY(-2px);
    background: rgba(56, 189, 248, 0.08);
    border-color: rgba(56, 189, 248, 0.18);
}

.section {
    margin-top: 20px;
}

.card {
    padding: 26px;
}

.section_avatar{
    width: 180px;
    height: auto;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(56,189,248,0.3); box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.section-title {
    font-size: 22px;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-text {
    color: var(--muted);
    margin-bottom: 4px;
    max-width: 850px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skills span {
    display: inline-flex;
    align-items: center;
    padding: 9px 13px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(51, 65, 85, 0.95), rgba(71, 85, 105, 0.75));
    border: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 14px;
    color: #f4f8fd;
}

.case {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.case + .case {
    margin-top: 14px;
}

.case-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #eef6ff;
}

.case p {
    color: var(--muted);
}

.case strong {
    color: #d6ecff;
}

.services-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.service {
    padding: 16px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.service-title {
    font-weight: 700;
    margin-bottom: 8px;
}

.service-text {
    color: var(--muted);
    font-size: 14px;
}

img:hover {
    transform: scale(1.03);
    transition: 0.3s;
}

.footer {
    text-align: center;
    padding: 34px 0 12px;
    color: rgba(229, 238, 251, 0.55);
    font-size: 14px;
}

ul {
    display: block;
    padding: 0;
    margin-left: 20px;
}

.box {
    flex: 0 1 auto;
    min-width: 190px;
    align-items: center;
    justify-content: center;
}

.container-section-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

/* =========================
   QR БЛОК
========================= */
.qr-card {
    margin-top: 20px;
    padding: 20px;
    border-radius: 16px;
    text-align: center;
    position: relative;

    /*background: rgba(255,255,255,0.03);*/
    /*border: 1px solid rgba(0,140,255,0.2);*/

    backdrop-filter: blur(10px);

    box-shadow:
            0 0 20px rgba(0,140,255,0.15),
            inset 0 0 10px rgba(0,140,255,0.05);

    transition: 0.3s;
}

.qr-card:hover {
    transform: translateY(-5px);
    box-shadow:
            0 0 30px rgba(0,140,255,0.4),
            inset 0 0 15px rgba(0,140,255,0.1);
}

.qr-title {
    font-size: 13px;
    color: #4da3ff;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.qr-code {
    width: 140px;
    height: 140px;
    margin: 10px auto;
    padding: 10px;
    border-radius: 12px;
    background: white; /* важно */
    box-shadow: 0 0 15px rgba(0,140,255,0.3);
}

.qr-subtitle {
    font-size: 12px;
    color: #9aa4af;
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .grid-2,
    .services-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 14px;
    }

    .hero-main,
    .hero-side,
    .card {
        padding: 20px;
        border-radius: 18px;
    }

    h1 {
        font-size: 30px;
    }

    .hero-text {
        font-size: 16px;
    }

    .hero-meta {
        grid-template-columns: 1fr;
    }

    nav {
        gap: 8px;
    }

    nav a {
        padding: 7px 9px;
        font-size: 13px;
    }

    .brand-logo {
        width: 150px;
        height: auto;
    }

    .section-title {
        font-size: 22px;
    }
}