.about-shell {
            align-items: flex-start;
        }

        .about-panel {
            width: min(1040px, 100%);
            padding: clamp(24px, 5vw, 56px);
        }

        .about-intro {
            max-width: 820px;
        }

        .about-intro p {
            color: #243044;
            font-size: 1.06rem;
            line-height: 1.78;
        }

        .about-section-grid {
            display: grid;
            gap: 22px;
            margin-top: 34px;
        }

        .about-card {
            padding: clamp(22px, 4vw, 30px);
            border-radius: 28px;
            background: rgba(255, 255, 255, 0.42);
            border: 1px solid rgba(255, 255, 255, 0.72);
            box-shadow:
                0 14px 34px rgba(15, 23, 42, 0.09),
                inset 0 1px 0 rgba(255,255,255,0.60);
        }

        .about-card h2 {
            margin-bottom: 14px;
            font-size: clamp(1.35rem, 4vw, 2rem);
        }

        .about-card p {
            color: #334155;
            font-size: 1.02rem;
            line-height: 1.75;
        }

        .about-card p:last-child {
            margin-bottom: 0;
        }

        .about-kicker {
            display: inline-flex;
            align-items: center;
            margin-bottom: 12px;
            padding: 7px 12px;
            border-radius: 999px;
            background: rgba(37, 99, 235, 0.10);
            color: #1d4ed8;
            font-size: 0.78rem;
            font-weight: 850;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .about-highlight {
            margin: 26px 0;
            padding: 22px;
            border-radius: 24px;
            background:
                radial-gradient(circle at top left, rgba(37, 99, 235, 0.16), transparent 22rem),
                rgba(239, 246, 255, 0.66);
            border: 1px solid rgba(147, 197, 253, 0.42);
            box-shadow:
                0 12px 30px rgba(15, 23, 42, 0.08),
                inset 0 1px 0 rgba(255,255,255,0.72);
        }

        .about-highlight strong {
            display: block;
            margin-bottom: 8px;
            color: #111827;
            font-size: 1.08rem;
        }

        .about-highlight p {
            margin-bottom: 0;
        }

        .about-compare {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 18px;
            margin: 26px 0;
        }

        .about-compare-box {
            padding: 20px;
            border-radius: 24px;
            background: rgba(255, 255, 255, 0.50);
            border: 1px solid rgba(255, 255, 255, 0.76);
        }

        .about-compare-box strong {
            display: block;
            margin-bottom: 8px;
            color: #111827;
            font-size: 1.03rem;
        }

        .about-compare-box span {
            display: block;
            color: #475569;
            line-height: 1.65;
        }

        .about-list {
            display: grid;
            gap: 12px;
            margin: 20px 0 0;
            padding: 0;
            list-style: none;
        }

        .about-list li {
            padding: 14px 16px;
            border-radius: 18px;
            background: rgba(255,255,255,0.52);
            border: 1px solid rgba(255,255,255,0.74);
            color: #334155;
            line-height: 1.55;
        }

        .about-list strong {
            color: #111827;
        }

        .about-word-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
            gap: 12px;
            margin-top: 18px;
        }

        .about-word {
            padding: 14px 16px;
            border-radius: 18px;
            background: rgba(255,255,255,0.54);
            border: 1px solid rgba(255,255,255,0.76);
            color: #111827;
            font-weight: 750;
            text-align: center;
            overflow-wrap: anywhere;
        }

        .about-actions {
            margin-top: 34px;
        }

        @media (max-width: 760px) {
            .about-compare {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 640px) {
            .about-panel {
                border-radius: 24px;
            }
        }