body {
            background:
                radial-gradient(circle at 10% 8%, rgba(255, 255, 255, 0.92), transparent 26%),
                radial-gradient(circle at 86% 12%, rgba(221, 242, 208, 0.66), transparent 28%),
                linear-gradient(180deg, #fffdf6 0%, #fbf7ec 100%);
        }

        body::before,
        body::after {
            opacity: 0.1;
        }

        .app {
            position: relative;
            z-index: 1;
            width: min(1200px, calc(100% - 48px));
            margin: 0 auto;
            padding: 18px 0 42px;
        }

        header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(29, 103, 55, 0.12);
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 14px;
            min-width: 0;
        }

        .logo {
            width: 72px;
            height: 62px;
            border-radius: 18px;
            background: transparent;
            box-shadow: none;
            display: grid;
            place-items: center;
            overflow: visible;
        }

        .logo img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            display: block;
        }

        .brand h1 {
            margin: 0;
            font-size: 30px;
            line-height: 1.1;
            letter-spacing: 0;
            color: #0d4f28;
        }

        .brand p {
            margin: 4px 0 0;
            color: #247043;
            font-size: 15px;
            font-weight: 700;
        }

        .brand-subtitle {
            display: grid;
            gap: 2px;
        }

        .brand-subtitle span {
            display: block;
        }

        .top-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .section-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        .content-card {
            padding: 26px;
        }

        .content-card h2,
        .content-card h3 {
            margin: 0 0 12px;
            letter-spacing: -0.04em;
        }

        .content-card p,
        .content-card li {
            color: var(--muted);
            line-height: 1.8;
        }

        .content-card ul {
            margin: 10px 0 0;
            padding-left: 20px;
        }

        .site-footer {
            margin: 30px auto 0;
            max-width: 760px;
            text-align: center;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
            opacity: 0.84;
        }

        .site-footer p {
            margin: 3px 0;
        }

        .site-disclaimer {
            max-width: 680px;
            margin: 0 auto 10px;
            color: var(--text);
            font-size: 14px;
            font-weight: 700;
            line-height: 1.75;
            opacity: 0.74;
        }

        .site-footer .copyright,
        .site-footer .site-url {
            font-size: 14px;
        }

        .site-footer .site-url {
            color: var(--text);
            font-weight: 700;
            letter-spacing: 0.02em;
            opacity: 0.78;
        }

        body:has(#training.active) .site-footer {
            display: none;
        }