* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft JhengHei", Arial, sans-serif;
            line-height: 1.8;
            color: #1f2937;
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            padding: 20px;
        }

        .cat-breath-container {
            max-width: 900px;
            margin: 0 auto;
            background: white;
            border-radius: 16px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
            overflow: hidden;
        }

        .cat-breath-hero {
            background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
            padding: 60px 40px;
            text-align: center;
        }

        .cat-breath-hero h1 {
            font-size: 2.5em;
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
            font-weight: 800;
        }

        .cat-breath-hero-img {
            width: 100%;
            max-width: 600px;
            height: auto;
            border-radius: 12px;
            margin: 30px auto 0;
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
        }

        .cat-breath-content {
            padding: 50px 40px;
        }

        h2 {
            color: #1e40af;
            font-size: 1.8em;
            margin: 40px 0 20px 0;
            padding-bottom: 10px;
            border-bottom: 3px solid #3b82f6;
        }

        h3 {
            color: #1e40af;
            font-size: 1.4em;
            margin: 30px 0 15px 0;
        }

        h4 {
            color: #1e40af;
            font-size: 1.2em;
            margin: 20px 0 10px 0;
        }

        p {
            margin-bottom: 15px;
            font-size: 1.05em;
        }

        ul, ol {
            margin: 15px 0 15px 30px;
        }

        li {
            margin-bottom: 10px;
            font-size: 1.05em;
        }

        strong {
            color: #1e40af;
            font-weight: 600;
        }

        .cat-breath-info {
            background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
            border: 2px solid #93c5fd;
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
            box-shadow: 0 4px 12px rgba(59,130,246,0.1);
        }

        .cat-breath-info h3 {
            color: #1e40af;
            margin-top: 0;
        }

        .cat-breath-warning {
            background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
            border: 2px solid #fca5a5;
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
            color: #991b1b;
            box-shadow: 0 4px 12px rgba(239,68,68,0.15);
        }

        .cat-breath-warning h3 {
            color: #dc2626;
            margin-top: 0;
        }

        .cat-breath-causes {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin: 30px 0;
        }

        .cat-breath-card {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 2px solid #cbd5e1;
            border-radius: 12px;
            padding: 25px;
            transition: all 0.3s ease;
        }

        .cat-breath-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }

        .cause-dental {
            background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
            border-color: #3b82f6;
        }

        .cause-stomatitis {
            background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
            border-color: #f97316;
        }

        .cause-kidney {
            background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
            border-color: #eab308;
        }

        .cause-diabetes {
            background: linear-gradient(135deg, #fdf4ff 0%, #fae8ff 100%);
            border-color: #c084fc;
        }

        .cause-other {
            background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
            border-color: #9ca3af;
        }

        .cat-breath-faq {
            background: #f8fafc;
            border-radius: 12px;
            padding: 30px;
            margin: 40px 0;
        }

        .cat-breath-faq-item {
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e2e8f0;
        }

        .cat-breath-faq-item:last-child {
            border-bottom: none;
            margin-bottom: 0;
        }

        .cat-breath-faq-q {
            color: #1e40af;
            font-size: 1.2em;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .cat-breath-faq-a {
            color: #475569;
            line-height: 1.8;
        }

        .cat-breath-cta {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
            color: white;
            text-align: center;
            padding: 50px 40px;
            margin-top: 50px;
            border-radius: 12px;
        }

        .cat-breath-cta h2 {
            color: white;
            border-bottom: none;
            margin-top: 0;
        }

        .cat-breath-cta-button {
            display: inline-block;
            background: white;
            color: #1e40af;
            padding: 15px 40px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1em;
            margin-top: 20px;
            transition: all 0.3s ease;
        }

        .cat-breath-cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
        }

        @media (max-width: 768px) {
            .cat-breath-hero {
                padding: 40px 20px;
            }

            .cat-breath-hero h1 {
                font-size: 1.8em;
            }

            .cat-breath-content {
                padding: 30px 20px;
            }

            h2 {
                font-size: 1.5em;
            }

            .cat-breath-cta {
                padding: 40px 20px;
            }
        }