.page-container {
            max-width: 860px;
            margin: 0 auto;
            padding: 60px 24px;
        }

        /* ========== HERO HEADER ========== */
        .hero-header {
            text-align: center;
            margin-bottom: 48px;
            background: linear-gradient(135deg, #f0fff5, #e8f5e9);
            border: 1px solid #d4f5e0;
            border-radius: 20px;
            padding: 48px 28px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: #0CD781;
            border: 1.5px solid #0CD781;
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .hero-icon {
            font-size: 56px;
            margin-bottom: 16px;
        }

        .hero-title {
            font-size: clamp(28px, 5vw, 38px);
            font-weight: 800;
            margin-bottom: 12px;
            line-height: 1.2;
        }

        .hero-title span { color: #0CD781; }

        .hero-subtitle {
            font-size: 16px;
            color: #555;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== SECTION ========== */
        .section {
            background: #fff;
            border: 1px solid #e8eaed;
            border-radius: 16px;
            padding: 32px 28px;
            margin-bottom: 22px;
        }

        .section h2 {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            padding-bottom: 14px;
            border-bottom: 2px solid #f0fff5;
        }

        .section h2 .icon { font-size: 24px; }

        .section h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 24px 0 10px;
            color: #1a1a1a;
        }

        .section p {
            font-size: 15px;
            color: #555;
            margin-bottom: 14px;
            line-height: 1.8;
        }

        .section strong { color: #0CD781; }

        .section ul, .section ol {
            margin-left: 20px;
            margin-bottom: 18px;
        }

        .section li {
            font-size: 14px;
            color: #555;
            margin-bottom: 8px;
            padding-left: 4px;
        }

        .section li::marker {
            color: #0CD781;
            font-weight: 700;
        }

        /* ========== GUIDELINE CARD ========== */
        .guideline-card {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: #f8fafb;
            border: 1px solid #e8eaed;
            border-radius: 14px;
            padding: 20px;
            margin-bottom: 14px;
            transition: 0.2s;
        }

        .guideline-card:hover {
            border-color: #0CD781;
            background: #fafffe;
            transform: translateX(4px);
        }

        .guideline-num {
            width: 44px; height: 44px;
            background: #0CD781;
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .guideline-content { flex: 1; }

        .guideline-content h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: #1a1a1a;
        }

        .guideline-content p {
            font-size: 13px;
            color: #888;
            margin: 0;
        }

        /* ========== WARNING BOX ========== */
        .warning-box {
            background: #fffdf0;
            border: 2px solid #ffe082;
            border-radius: 14px;
            padding: 24px;
            margin: 20px 0;
        }

        .warning-box h4 {
            font-size: 17px;
            font-weight: 700;
            color: #f57f17;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .warning-box ul { margin-left: 20px; }
        .warning-box li { font-size: 14px; color: #666; margin-bottom: 6px; }

        /* ========== DANGER BOX ========== */
        .danger-box {
            background: #fff5f5;
            border: 2px solid #ffcccc;
            border-radius: 14px;
            padding: 24px;
            margin: 20px 0;
            text-align: center;
        }

        .danger-box .danger-icon {
            font-size: 44px;
            margin-bottom: 10px;
        }

        .danger-box h3 {
            font-size: 20px;
            font-weight: 700;
            color: #ff4444;
            margin-bottom: 8px;
        }

        .danger-box p {
            font-size: 14px;
            color: #888;
            max-width: 500px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .age-badge {
            display: inline-block;
            background: #ff4444;
            color: #fff;
            padding: 6px 16px;
            border-radius: 100px;
            font-size: 14px;
            font-weight: 700;
            margin-top: 8px;
        }

        /* ========== TIPS GRID ========== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .tip-card {
            background: #f8fafb;
            border: 1px solid #e8eaed;
            border-radius: 12px;
            padding: 18px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: 0.2s;
        }

        .tip-card:hover {
            border-color: #0CD781;
            background: #fafffe;
        }

        .tip-icon {
            font-size: 28px;
            flex-shrink: 0;
        }

        .tip-card p {
            font-size: 13px;
            color: #555;
            margin: 0;
            line-height: 1.6;
        }

        .tip-card p strong {
            display: block;
            color: #1a1a1a;
            margin-bottom: 2px;
        }

        /* ========== CONCLUSION ========== */
        .conclusion-box {
            background: linear-gradient(135deg, #f0fff5, #e8f5e9);
            border: 2px solid #0CD781;
            border-radius: 16px;
            padding: 32px 28px;
            text-align: center;
        }

        .conclusion-box .conclusion-icon {
            font-size: 48px;
            margin-bottom: 12px;
        }

        .conclusion-box h2 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 10px;
            border: none;
            padding: 0;
            justify-content: center;
        }

        .conclusion-box p {
            font-size: 15px;
            color: #555;
            max-width: 550px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 600px) {
            .page-container { padding: 30px 14px; }
            .section { padding: 22px 16px; }
            .hero-header { padding: 32px 18px; }
            .tips-grid { grid-template-columns: 1fr; }
            .guideline-card { flex-direction: column; gap: 10px; }
        }