/* Base Reset */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        h1, h2, h3, h4, h5, h6 {
          margin: 0;
          padding: 0;
          font-size: inherit;
          font-weight: inherit;
          line-height: inherit; 
        }
        :root{
            --bg-color: #1a1a1a;
            --link-color: #8ab4f8; 
        }
        a {
        color: var(--link-color);
        }
        body {
            background-color: black;
            color: #e0e0e0;
            font-family: 'Noto Sans JP', sans-serif;
            overflow-x: hidden;
            line-height: 1.5;
            
        }
        main{min-height: 100vh;}

        /* Heading */
        h1{
          font-weight: bold;
          line-height: 1.2;
          font-size: 2rem;

          border-bottom: solid 1px;

          margin-bottom: 1rem;
        }
        @media (min-width: 768px) {
            h1 { font-size: 2rem; }
        }

        /* Container */
        .width-box{
            width: 100%;
            max-width: 1000px;
        }
        .container-responsive {
            width: 100%;
            max-width: 1000px;
            margin: 0 auto;
            background-color: #262626;
            box-shadow: 0 0 50px rgba(0,0,0,0.5);
            border-left: 1px solid #333;
            border-right: 1px solid #333;
        }

        /* Navigation Bar */
        .navbar {
            background-color: #111;
            padding: 1rem 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 2px solid #d97706;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .nav-logo {
            font-family: 'Oswald', sans-serif;
            font-size: 1.5rem;
            font-weight: 700;
            color: #d97706;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .nav-links {
            display: none;
        }

        .nav-links a {
            color: #aaa;
            transition: color 0.2s;
            text-decoration: none;
            font-family: 'Oswald', sans-serif;
            font-size: 0.9rem;
            text-transform: uppercase;
        }

        .nav-links a:hover {
            color: #d97706;
        }

        @media (min-width: 768px) {
            .nav-links {
                display: flex;
                gap: 20px;
            }
        }

        /* Hamburger Button */
        .hamburger {
            display: flex;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 5px;
        }

        .hamburger span {
            display: block;
            width: 25px;
            height: 2px;
            background-color: #d97706;
            transition: 0.3s;
        }

        @media (min-width: 768px) {
            .hamburger { display: none; }
        }

        /* Mobile Menu Overlay */
        #mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            width: 100%;
            background-color: #111;
            border-bottom: 2px solid #d97706;
            flex-direction: column;
            padding: 1rem 0;
            z-index: 90;
        }

        #mobile-menu.active {
            display: flex;
        }

        #mobile-menu a {
            padding: 1rem 1.5rem;
            color: #fff;
            font-family: 'Oswald', sans-serif;
            text-transform: uppercase;
            border-bottom: 1px solid #222;
            text-decoration: none;
        }

        /* Main Content Styling */
        .main-content {
            padding: 1rem 1.5rem;
        }
        /*
        @media (min-width: 768px) {
            .main-content { padding: 4rem 4rem; }
        }*/






        /* Category Titles (H2) */
        .category-section {
            margin-bottom: 3rem;
        }

        .category-title {
            font-family: 'Oswald', sans-serif;
            font-size: 1.5rem;
            border-left: 5px solid #d97706;
            padding-left: 15px;
            margin-bottom: 20px;
            margin-top: 50px;
            text-transform: uppercase;
            color: #fff;
        }


        /* Footer */
        footer {
            padding: 2rem;
            text-align: center;
            border-top: 1px solid #374151;
            color: #6b7280;
            font-size: 0.75rem;
        }