* {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: Arial, sans-serif;
            background: #f6f7fb;
            color: #111827;
        }

        .site-header {
            background: #111827;
            color: white;
            padding: 18px 32px;
        }

        .site-header a {
            color: white;
            text-decoration: none;
            font-weight: bold;
        }

        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 32px 20px;
        }

        .hero {
            background: white;
            border-radius: 16px;
            padding: 32px;
            margin-bottom: 28px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.06);
        }

        .hero h1 {
            margin-top: 0;
            font-size: 36px;
        }

        .card {
            background: white;
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 20px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.06);
        }

        .product-card {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: 24px;
            align-items: start;
        }

        .product-card img {
            max-width: 100%;
            border-radius: 12px;
            background: #f3f4f6;
        }

        .badge {
            display: inline-block;
            background: #e5e7eb;
            color: #374151;
            padding: 5px 10px;
            border-radius: 999px;
            font-size: 13px;
            margin-bottom: 8px;
        }

        .price {
            font-size: 22px;
            font-weight: bold;
            margin: 8px 0;
        }

        .button {
            display: inline-block;
            background: #2563eb;
            color: white;
            padding: 12px 18px;
            border-radius: 10px;
            text-decoration: none;
            font-weight: bold;
            margin-top: 12px;
        }

        .button:hover {
            background: #1d4ed8;
        }

        .button-secondary {
            display: inline-block;
            color: #2563eb;
            text-decoration: none;
            font-weight: bold;
            margin-top: 16px;
        }

        .summary-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 24px;
        }

        .summary-box {
            background: white;
            border-radius: 14px;
            padding: 18px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.06);
        }

        .summary-box span {
            color: #6b7280;
            font-size: 14px;
        }

        .summary-box strong {
            display: block;
            font-size: 22px;
            margin-top: 6px;
        }

        form {
            background: white;
            border-radius: 16px;
            padding: 28px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.06);
        }

        label {
            display: block;
            margin-bottom: 10px;
            font-weight: bold;
        }

        select,
        input[type="number"] {
            width: 100%;
            max-width: 360px;
            padding: 12px;
            border: 1px solid #d1d5db;
            border-radius: 10px;
            margin-bottom: 20px;
        }

        .option-group {
            margin-bottom: 24px;
        }

        .option-group label {
            font-weight: normal;
            margin-bottom: 8px;
        }

        .error {
            background: #fee2e2;
            color: #991b1b;
            padding: 12px 16px;
            border-radius: 10px;
            margin-bottom: 20px;
        }

        @media (max-width: 700px) {
            .product-card {
                grid-template-columns: 1fr;
            }

            .summary-grid {
                grid-template-columns: 1fr;
            }

            .hero h1 {
                font-size: 28px;
            }
        }

        .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-grid h3 {
    margin-bottom: 8px;
}

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

.link-grid a {
    display: block;
    background: #f3f4f6;
    padding: 16px;
    border-radius: 12px;
    color: #2563eb;
    text-decoration: none;
    font-weight: bold;
}

.link-grid a:hover {
    background: #e5e7eb;
}

@media (max-width: 700px) {
    .feature-grid,
    .link-grid {
        grid-template-columns: 1fr;
    }
}

.site-footer {
    margin-top: 40px;
    background: #111827;
    color: #d1d5db;
    font-size: 14px;
}

.site-footer .container {
    padding-top: 24px;
    padding-bottom: 24px;
}

.footer-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.footer-links a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
}

.footer-links a:hover {
    text-decoration: underline;
}

.cookie-banner {
    position: fixed;
    left: 20px;
    right: 20px;
    bottom: 20px;
    max-width: 900px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid #d1d5db;
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 12px 32px rgba(0,0,0,0.18);
    z-index: 9999;

    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
}

.cookie-banner p {
    margin: 6px 0 0;
    color: #4b5563;
}

.cookie-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
    align-items: center;
}

.cookie-actions .button,
.cookie-actions .button-secondary {
    margin-top: 0;
    white-space: nowrap;
}

@media (max-width: 700px) {
    .cookie-banner {
        flex-direction: column;
        align-items: flex-start;
    }

    .cookie-actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .cookie-actions .button,
    .cookie-actions .button-secondary {
        text-align: center;
    }
}

[hidden] {
    display: none !important;
}

.hero-home {
    padding-top: 42px;
    padding-bottom: 42px;
}

.hero-home h1 {
    max-width: 820px;
    font-size: 44px;
    line-height: 1.1;
}

.hero-home p {
    max-width: 760px;
    font-size: 18px;
    color: #4b5563;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.trust-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}

.trust-strip div {
    background: #ffffff;
    border-radius: 14px;
    padding: 18px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.trust-strip strong {
    display: block;
    margin-bottom: 6px;
}

.trust-strip span {
    color: #6b7280;
    font-size: 14px;
}

@media (max-width: 700px) {
    .hero-home h1 {
        font-size: 32px;
    }

    .trust-strip {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .button,
    .hero-actions .button-secondary {
        text-align: center;
    }
}

.builder-form {
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.form-section {
    background: #ffffff;
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 22px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.form-section h2 {
    margin-top: 0;
}

.form-section > p {
    color: #6b7280;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 18px;
}

.choice-grid.three {
    grid-template-columns: repeat(3, 1fr);
}

.choice-card {
    display: block;
    border: 2px solid #e5e7eb;
    border-radius: 14px;
    padding: 18px;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.choice-card:hover {
    border-color: #93c5fd;
    background: #f8fafc;
    transform: translateY(-1px);
}

.choice-card input {
    margin-bottom: 12px;
}

.choice-card span {
    display: block;
    font-weight: bold;
    font-size: 18px;
}

.choice-card small {
    display: block;
    color: #6b7280;
    margin-top: 6px;
}

.choice-card:has(input:checked) {
    border-color: #2563eb;
    background: #eff6ff;
}

.submit-section {
    text-align: center;
}

.submit-section .button {
    font-size: 18px;
    padding: 14px 24px;
}

@media (max-width: 800px) {
    .choice-grid,
    .choice-grid.three {
        grid-template-columns: 1fr;
    }
}

.notice {
    border-radius: 14px;
    padding: 18px;
    margin: 22px 0;
}

.notice p {
    margin-bottom: 0;
}

.notice-warning {
    background: #fff7ed;
    border: 1px solid #fed7aa;
}

.notice-success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
}

.affiliate-note {
    font-size: 13px;
    color: #6b7280;
    margin-top: 12px;
}