:root {
    --bg: #f3f7fb;
    --surface: #ffffff;
    --surface-2: #f8fbfe;
    --text: #1e3550;
    --muted: #657b91;
    --primary: #1f6fb9;
    --primary-dark: #155790;
    --accent: #f58220;
    --accent-dark: #d86d14;
    --border: #d7e4f0;
    --shadow: 0 14px 34px rgba(17, 48, 81, 0.08);
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    letter-spacing: -0.01em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

img {
    max-width: 100%;
    display: block;
}

.container {
    width: min(var(--container), calc(100% - 28px));
    margin: 0 auto;
}

.topbar {
    background: #11406b;
    color: #fff;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 0;
    flex-wrap: wrap;
}

.topbar strong {
    color: #fff;
}

header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 10px rgba(17, 48, 81, 0.04);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.02em;
    color: #113151;
    white-space: nowrap;
}

.brand-badge {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 700;
    box-shadow: var(--shadow);
}

.menu {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

    .menu a {
        color: var(--muted);
        font-family: 'Inter', Arial, Helvetica, sans-serif;
        font-size: 14px;
        font-weight: 700;
        letter-spacing: -0.01em;
    }

        .menu a:hover {
            color: var(--primary);
        }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 10px;
    padding: 14px 22px;
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    text-align: center;
}

    .btn:hover {
        transform: translateY(-1px);
    }

.btn-primary {
    background: linear-gradient(180deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 10px 20px rgba(31, 111, 185, 0.18);
}

.btn-secondary {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.btn-accent {
    background: linear-gradient(180deg, var(--accent), var(--accent-dark));
    color: #fff;
    box-shadow: 0 10px 20px rgba(245, 130, 32, 0.24);
}

.hero {
    padding: 52px 0 34px;
    background: linear-gradient(180deg, #ffffff, #f5f9fd);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: 30px;
    align-items: stretch;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 11px;
    border-radius: 999px;
    background: #eaf3fd;
    color: var(--primary);
    font-family: 'Inter', Arial, sans-serif;
    font-weight: 700;
    font-size: 12px;
    margin-bottom: 14px;
    border: 1px solid #d9e8f6;
}

h1 {
    margin: 0 0 14px;
    font-family: 'Playfair Display', serif;
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -0.025em;
    color: #102d4a;
}

h2 {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-weight: 800;
    font-size: clamp(30px, 4vw, 42px);
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: #102d4a;
}

h3 {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-weight: 700;
    font-size: 20px;
    line-height: 1.3;
    letter-spacing: -0.015em;
    color: #123150;
    margin: 0 0 8px;
}

.hero .lead {
    margin: 0 0 18px;
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.65;
    color: var(--muted);
    max-width: 700px;
    letter-spacing: -0.01em;
}

.hero-main-message {
    background: #fff4ea;
    border: 1px solid #ffd8b3;
    color: var(--accent-dark);
    border-radius: 12px;
    padding: 14px 16px;
    font-weight: 700;
    margin: 16px 0;
    display: inline-block;
}

.hero-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}

.hero-point {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 15px;
    box-shadow: var(--shadow);
    font-weight: 700;
    color: #133150;
    font-size: 14px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.micro-note {
    font-size: 14px;
    color: var(--muted);
}

.hero-card,
.image-box,
.compare-box,
.price-box,
.product-card,
.faq-item,
.cta-panel,
.step-card,
.benefit-card,
.info-card,
.trust-card,
.audience-card,
.risk-card,
.type-card,
.testimonial {
    background: var(--surface);
    border: 1px solid rgba(215, 228, 240, 0.9);
    border-radius: 18px;
    box-shadow: 0 14px 34px rgba(17, 48, 81, 0.08);
}

.hero-card {
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.hero-card-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.mini-tag {
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    background: #edf5ff;
    color: var(--primary);
    border: 1px solid #d9e8f6;
    white-space: nowrap;
}

.section-image {
    width: 100%;
    min-height: 290px;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid #d4e2f1;
}

.device-grid,
.grid-3,
.grid-4,
.faq-grid,
.products,
.type-grid,
.audience-grid,
.trust-grid,
.testimonials,
.risk-grid {
    display: grid;
    gap: 16px;
}

.device-grid {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3,
.products,
.type-grid,
.audience-grid,
.trust-grid,
.testimonials,
.risk-grid {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.device-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
}

.device-illustration,
.product-visual {
    border: 1px solid #d4e2f1;
    background: linear-gradient(180deg, #dfeaf7, #ffffff);
    color: #4a6480;
    text-align: center;
    font-weight: 700;
}

.device-illustration {
    height: 70px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    margin-bottom: 10px;
}

.section {
    padding: 40px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 24px;
}

    .section-title.left {
        text-align: left;
    }

    .section-title span {
        display: inline-block;
        margin-bottom: 8px;
        color: var(--primary);
        font-family: 'Inter', Arial, sans-serif;
        font-weight: 700;
        font-size: 13px;
        text-transform: uppercase;
        letter-spacing: 0.06em;
    }

    .section-title h2 {
        margin: 0 0 12px;
        font-family: 'Inter', Arial, Helvetica, sans-serif;
        font-size: clamp(30px, 4vw, 42px);
        font-weight: 800;
        line-height: 1.12;
        letter-spacing: -0.03em;
        color: #102d4a;
    }

    .section-title p {
        margin: 0 auto;
        max-width: 780px;
        color: var(--muted);
        font-size: 18px;
        line-height: 1.7;
        letter-spacing: -0.01em;
    }

    .section-title.left p {
        margin: 0;
    }

.split {
    display: grid;
    grid-template-columns: 1.03fr 0.97fr;
    gap: 24px;
    align-items: center;
}

.step-card,
.benefit-card,
.info-card,
.trust-card,
.audience-card,
.risk-card,
.type-card,
.testimonial {
    padding: 20px;
}

.step-number {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(180deg, var(--primary), var(--primary-dark));
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 700;
    margin-bottom: 12px;
}

.simple-banner {
    background: linear-gradient(180deg, #113f69, #0d3353);
    color: #fff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
}

    .simple-banner h2,
    .simple-banner p {
        color: #fff;
        margin: 0;
    }

    .simple-banner p {
        opacity: .92;
        margin-top: 10px;
    }

.compare-box,
.price-box {
    padding: 24px;
    background: #fff;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    margin: 18px 0 20px;
    background: #fff;
    overflow: hidden;
    border-radius: 12px;
}

    .compare-table th,
    .compare-table td {
        padding: 14px 16px;
        border-bottom: 1px solid var(--border);
        text-align: left;
        font-size: 15px;
    }

    .compare-table th {
        background: #edf4fb;
        color: #113151;
        font-size: 13px;
        text-transform: uppercase;
        letter-spacing: .03em;
    }

        .compare-table td:last-child,
        .compare-table th:last-child {
            background: #f7fbff;
            font-weight: 700;
        }

.cost-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 18px;
}

.cost-card {
    padding: 18px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #fff;
}

    .cost-card strong {
        display: block;
        font-size: 28px;
        margin: 8px 0;
        color: #0a2948;
    }

.price-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.price-card {
    padding: 20px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: #fff;
    box-shadow: var(--shadow);
}

    .price-card .price {
        font-size: 34px;
        font-weight: 700;
        color: var(--accent-dark);
        line-height: 1;
        margin: 12px 0 6px;
    }

.product-card {
    overflow: hidden;
}

.product-visual {
    height: 190px;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.product-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-body {
    padding: 20px;
}

.product-price {
    margin: 14px 0 10px;
    font-size: 15px;
    color: var(--muted);
    font-weight: 700;
}

    .product-price strong {
        font-size: 30px;
        color: var(--accent-dark);
        line-height: 1;
    }

.product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0 16px;
}

.pill {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    background: #ebf3ff;
    padding: 6px 9px;
    border-radius: 999px;
    border: 1px solid #d9e8f6;
}

.faq-item {
    overflow: hidden;
    border-radius: 12px;
}

    .faq-item summary {
        list-style: none;
        cursor: pointer;
        padding: 18px 20px;
        font-weight: 700;
        color: #113151;
        position: relative;
        padding-right: 52px;
    }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            position: absolute;
            right: 18px;
            top: 50%;
            transform: translateY(-50%);
            width: 28px;
            height: 28px;
            border-radius: 999px;
            background: #edf5ff;
            color: var(--primary);
            display: grid;
            place-items: center;
            font-size: 18px;
            font-weight: 700;
        }

    .faq-item[open] summary::after {
        content: "−";
    }

.faq-answer {
    padding: 0 20px 18px;
    color: var(--muted);
}

.cta-panel {
    padding: 30px;
    background: linear-gradient(180deg, #1a5d9a, #11406b);
    color: #fff;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 20px;
    align-items: center;
}

    .cta-panel h2 {
        margin: 0 0 10px;
        font-family: 'Inter', Arial, Helvetica, sans-serif;
        font-size: clamp(30px, 4vw, 42px);
        font-weight: 800;
        line-height: 1.1;
        letter-spacing: -0.03em;
        color: #fff;
    }

    .cta-panel p {
        margin: 0;
        color: rgba(255,255,255,0.9);
        font-size: 17px;
        line-height: 1.65;
    }

    .cta-panel .actions {
        display: flex;
        justify-content: flex-end;
        gap: 12px;
        flex-wrap: wrap;
    }

footer {
    background: #113151;
    color: rgba(255,255,255,0.84);
    padding: 24px 0;
    font-size: 14px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

@media (max-width: 1100px) {
    .hero-grid,
    .split,
    .cta-panel,
    .grid-3,
    .grid-4,
    .price-grid,
    .cost-grid,
    .products,
    .type-grid,
    .audience-grid,
    .trust-grid,
    .testimonials,
    .risk-grid {
        grid-template-columns: 1fr 1fr;
    }

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

@media (max-width: 760px) {
    .menu {
        display: none;
    }

    .hero,
    .section {
        padding: 24px 0;
    }

    .hero-grid,
    .split,
    .cta-panel,
    .grid-3,
    .grid-4,
    .price-grid,
    .cost-grid,
    .device-grid,
    .products,
    .type-grid,
    .audience-grid,
    .trust-grid,
    .testimonials,
    .risk-grid {
        grid-template-columns: 1fr;
    }

    .nav {
        padding: 12px 0;
    }

    .nav-actions {
        width: 100%;
    }

        .nav-actions .btn {
            flex: 1;
        }

    .topbar-inner,
    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .cta-panel .actions {
        justify-content: flex-start;
    }

    .section-title p,
    .hero .lead,
    .cta-panel p {
        font-size: 16px;
    }

    .compare-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}