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

        body {
            font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
        }

        .kidney-container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 20px;
        }

        .kidney-hero {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
            color: white;
            padding: 50px 30px;
            border-radius: 15px;
            margin-bottom: 40px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(30, 64, 175, 0.3);
        }

        .kidney-hero h1 {
            font-size: 2.2em;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .kidney-hero-subtitle {
            font-size: 1.2em;
            margin-bottom: 25px;
            opacity: 0.95;
        }

        .kidney-hero-info {
            background: rgba(255,255,255,0.15);
            padding: 20px;
            border-radius: 10px;
            margin-top: 25px;
            backdrop-filter: blur(10px);
        }

        .kidney-section-title {
            font-size: 1.9em;
            color: #1e40af;
            margin: 40px 0 25px 0;
            padding-bottom: 12px;
            border-bottom: 3px solid #3b82f6;
        }

        .kidney-intro {
            background: white;
            padding: 30px;
            border-radius: 12px;
            margin-bottom: 30px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            font-size: 1.1em;
            line-height: 1.9;
        }

        .kidney-symptom-grid {
            display: grid;
            gap: 25px;
            margin: 30px 0;
        }

        .kidney-symptom-card {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            border-left: 5px solid #3b82f6;
        }

        .kidney-symptom-card.severe {
            border-left-color: #ef4444;
        }

        .kidney-symptom-title {
            font-size: 1.5em;
            color: #1e40af;
            margin-bottom: 15px;
        }

        .kidney-symptom-card.severe .kidney-symptom-title {
            color: #dc2626;
        }

        .kidney-care-grid {
            display: grid;
            gap: 25px;
            margin: 30px 0;
        }

        .kidney-care-card {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            border-left: 5px solid #3b82f6;
            position: relative;
        }

        .kidney-care-number {
            position: absolute;
            top: 20px;
            right: 20px;
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4em;
            font-weight: bold;
            box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
        }

        .kidney-care-title {
            font-size: 1.5em;
            color: #1e40af;
            margin-bottom: 15px;
            padding-right: 70px;
        }

        .kidney-info-box {
            background: #dbeafe;
            border-left: 5px solid #3b82f6;
            padding: 25px;
            margin: 25px 0;
            border-radius: 8px;
        }

        .kidney-info-box h3 {
            color: #1e40af;
            margin-bottom: 15px;
            font-size: 1.4em;
        }

        .kidney-info-box ul {
            list-style: none;
            padding-left: 0;
        }

        .kidney-info-box li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(59, 130, 246, 0.2);
        }

        .kidney-info-box li:last-child {
            border-bottom: none;
        }

        .kidney-warning-box {
            background: #fef2f2;
            border-left: 5px solid #ef4444;
            padding: 25px;
            margin: 25px 0;
            border-radius: 8px;
        }

        .kidney-warning-box h3 {
            color: #dc2626;
            margin-bottom: 15px;
            font-size: 1.4em;
        }

        .kidney-warning-box ul {
            list-style: none;
            padding-left: 0;
        }

        .kidney-warning-box li {
            padding: 8px 0;
            color: #7f1d1d;
        }

        .kidney-table {
            width: 100%;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            margin: 25px 0;
        }

        .kidney-table th {
            background: linear-gradient(135deg, #1e40af, #3b82f6);
            color: white;
            padding: 18px;
            text-align: left;
            font-weight: 600;
        }

        .kidney-table td {
            padding: 18px;
            border-bottom: 1px solid #e5e7eb;
        }

        .kidney-table tr:last-child td {
            border-bottom: none;
        }

        .kidney-table tr:hover {
            background: #f0f9ff;
        }

        .kidney-stage-1 { background: #d1fae5; }
        .kidney-stage-2 { background: #fef3c7; }
        .kidney-stage-3 { background: #fed7aa; }
        .kidney-stage-4 { background: #fecaca; }

        .kidney-faq {
            background: white;
            padding: 30px;
            border-radius: 12px;
            margin: 25px 0;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
        }

        .kidney-faq h3 {
            color: #1e40af;
            margin-bottom: 15px;
            font-size: 1.3em;
        }

        .kidney-faq-answer {
            color: #555;
            line-height: 1.9;
            padding-left: 20px;
            border-left: 3px solid #dbeafe;
        }

        .kidney-cta {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
            color: white;
            padding: 40px;
            border-radius: 12px;
            text-align: center;
            margin: 40px 0;
            box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
        }

        .kidney-cta h2 {
            font-size: 2em;
            margin-bottom: 20px;
        }

        .kidney-cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 25px;
            flex-wrap: wrap;
        }

        .btn-primary, .btn-secondary {
            padding: 15px 35px;
            font-size: 1.1em;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
        }

        .btn-primary {
            background: white;
            color: #1e40af;
        }

        .btn-primary:hover {
            background: #f0f9ff;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }

        .btn-secondary {
            background: rgba(255,255,255,0.2);
            color: white;
            border: 2px solid white;
        }

        .btn-secondary:hover {
            background: rgba(255,255,255,0.3);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .kidney-hero h1 {
                font-size: 1.6em;
            }

            .kidney-hero-subtitle {
                font-size: 1em;
            }

            .kidney-section-title {
                font-size: 1.5em;
            }

            .kidney-table {
                font-size: 0.9em;
            }

            .kidney-cta-buttons {
                flex-direction: column;
            }
        }