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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            line-height: 1.6;
            color: #1f1f1f;
            background-color: #ffffff;
            min-height: 100vh;
        }

        /* Color Variables */
        :root {
            --primary-black: #000000;
            --secondary-black: #1f1f1f;
            --dark-gray: #2d2d2d;
            --medium-gray: #4a4a4a;
            --light-gray: #707070;
            --border-gray: #e0e0e0;
            --bg-gray: #f8f8f8;
            --white: #ffffff;
            --emergency-red: #dc2626;
            --info-blue: #0066cc;
        }

        /* Container */
        .container {
            width: 100%;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* Header */
        .header {
            position: fixed;
            padding-top: 10px;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid var(--border-gray);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-black);
            text-decoration: none;
            letter-spacing: -0.5px;
        }

        .btn {
            display: inline-block;
            padding: 10px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            text-align: center;
            transition: all 0.3s ease;
            cursor: pointer;
            border: 2px solid var(--primary-black);
            font-size: 0.95rem;
            background: var(--white);
            color: var(--primary-black);
        }

        .btn:hover {
            background: var(--primary-black);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        /* Main Content */
        .main-content {
            padding-top: 120px;
            padding-bottom: 80px;
            min-height: 100vh;
        }

        .page-header {
            background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 50%, var(--dark-gray) 100%);
            padding: 60px 0;
            margin-bottom: 60px;
            color: var(--white);
        }

        .page-title {
            font-size: 2.5rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 10px;
        }

        .page-subtitle {
            text-align: center;
            color: #cccccc;
            font-size: 1.1rem;
        }

        /* Important Notice Box */
        .notice-box {
            background: #fef3c7;
            border: 2px solid #f59e0b;
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 40px;
        }

        .notice-title {
            font-weight: 700;
            color: #92400e;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .notice-text {
            color: #78350f;
            line-height: 1.6;
        }

        /* Content Sections */
        .content-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .section {
            background: var(--white);
            border: 1px solid var(--border-gray);
            border-radius: 12px;
            padding: 30px;
            margin-bottom: 25px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .section:hover {
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            transform: translateY(-2px);
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-black);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-gray);
        }

        .section-content {
            color: var(--medium-gray);
            line-height: 1.8;
        }

        .placeholder {
            background: var(--bg-gray);
            padding: 15px;
            border-radius: 6px;
            border-left: 4px solid var(--info-blue);
            margin: 10px 0;
            font-family: 'Courier New', monospace;
            color: var(--secondary-black);
        }

        .info-row {
            margin-bottom: 15px;
        }

        .info-label {
            font-weight: 600;
            color: var(--secondary-black);
            display: inline-block;
            min-width: 150px;
        }

        .info-value {
            color: var(--medium-gray);
        }

        /* Footer */
        .footer {
            background: var(--primary-black);
            color: var(--white);
            padding: 40px 0;
            text-align: center;
            margin-top: 80px;
        }

        .footer-text {
            color: #cccccc;
            margin-bottom: 20px;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
        }

        .footer-link {
            color: #cccccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-link:hover {
            color: var(--white);
        }

        /* Responsive Design */
        @media (min-width: 768px) {
            .container {
                padding: 0 30px;
            }

            .navbar {
                height: 80px;
            }

            .logo {
                font-size: 1.6rem;
            }

            .page-title {
                font-size: 3.5rem;
            }

            .page-subtitle {
                font-size: 1.3rem;
            }

            .section {
                padding: 40px;
            }

            .section-title {
                font-size: 1.8rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                max-width: 1200px;
                padding: 0 40px;
            }

            .page-title {
                font-size: 4rem;
            }
        }

        /* Focus styles for accessibility */
        .btn:focus,
        a:focus {
            outline: 2px solid var(--primary-black);
            outline-offset: 2px;
        }