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

        body {
            margin: 0;
            font-family: 'Segoe UI', 'Arial', sans-serif;
            background: #0a0f1a;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        body {
            background-image: url('background.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-attachment: fixed;
            position: relative;
        }

        body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.6);
            z-index: 0;
        }

        .main-container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 40px 20px;
            width: 100%;
        }

        .title {
            font-size: 3rem;
            color: #ffcc44;
            text-shadow: 0 0 20px #ff6600, 0 0 40px #cc4400;
            margin-bottom: 60px;
            font-family: 'Georgia', serif;
            letter-spacing: 4px;
            text-transform: uppercase;
            font-weight: bold;
            background: rgba(0,0,0,0.5);
            padding: 10px 30px;
            border-radius: 50px;
            backdrop-filter: blur(5px);
            display: inline-block;
        }

        .boss-selector {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            justify-items: center;
            align-items: stretch;
            max-width: 1600px;
            margin: 0 auto;
        }

        .boss-link {
            display: block;
            width: 100%;
            max-width: 300px;
            text-decoration: none;
            color: inherit;
        }

        .boss-link:visited {
            color: inherit;
        }

        .boss-card {
            width: 100%;
            background: rgba(10, 20, 35, 0.85);
            backdrop-filter: blur(10px);
            border-radius: 25px;
            padding: 20px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid rgba(255, 200, 68, 0.5);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .boss-card:hover,
        .boss-link:hover .boss-card,
        .boss-link:focus-visible .boss-card {
            transform: translateY(-10px) scale(1.02);
            border-color: #ffcc44;
            box-shadow: 0 20px 40px rgba(255,200,68,0.3);
        }

        .boss-link:focus-visible {
            outline: none;
        }

        .boss-image {
            width: 100%;
            height: 240px;
            border-radius: 15px;
            background: linear-gradient(135deg, #1a3a5a, #0a2a4a);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 15px;
            overflow: hidden;
            position: relative;
        }

        .boss-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 15px;
        }

        .boss-image .placeholder {
            font-size: 4rem;
            color: #ffcc44;
            text-shadow: 0 0 20px #ff6600;
        }

        .boss-name {
            font-size: 1.4rem;
            color: #ffcc44;
            margin: 10px 0;
            font-weight: bold;
            text-shadow: 0 0 5px #ff6600;
        }

        .boss-title {
            color: #aaffff;
            font-size: 0.8rem;
            margin-bottom: 10px;
            min-height: 2.5rem;
        }

        .boss-difficulty {
            display: inline-block;
            background: rgba(0,0,0,0.6);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            color: #ffaa44;
        }

        .hint {
            margin-top: 50px;
            text-align: center;
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            font-family: monospace;
            background: rgba(0,0,0,0.4);
            padding: 8px 20px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
            display: inline-block;
        }
        @media (max-width: 900px) {
            body { display: block; min-height: auto; }
            .main-container { padding: 20px 12px 40px; }
            .title {
                width: min(100%, 540px);
                font-size: clamp(1.8rem, 9vw, 2.6rem);
                line-height: 1.15;
                letter-spacing: 2px;
                margin-bottom: 24px;
                padding: 12px 18px;
                border-radius: 28px;
                white-space: nowrap;
            }
            .boss-selector {
                grid-template-columns: repeat(2, minmax(0, 1fr));
                gap: 14px;
                max-width: 620px;
            }
            .boss-card {
                max-width: none;
                min-width: 0;
                padding: 14px;
                border-radius: 18px;
            }
            .boss-image {
                height: auto;
                aspect-ratio: 4 / 5.2;
            }
            .boss-title {
                min-height: 0;
                font-size: 0.82rem;
            }
            .hint {
                width: 100%;
                max-width: 620px;
                margin-top: 24px;
            }
        }

        @media (max-width: 480px) {
            body { background-attachment: scroll; }
            .main-container { padding: 16px 8px 32px; }
            .title {
                width: 100%;
                white-space: nowrap;
                font-size: clamp(1.02rem, 4.9vw, 1.32rem);
                line-height: 1.05;
                letter-spacing: 0.2px;
                padding: 10px 12px;
            }
            .boss-selector {
                gap: 10px;
                max-width: 100%;
            }
            .boss-card {
                padding: 10px;
                border-radius: 16px;
            }
            .boss-image {
                aspect-ratio: 4 / 5.4;
                margin-bottom: 10px;
            }
            .boss-image .placeholder { font-size: 3rem; }
            .boss-name { font-size: 0.98rem; margin: 8px 0 6px; }
            .boss-title { font-size: 0.72rem; margin-bottom: 8px; }
            .boss-difficulty { font-size: 0.68rem; padding: 4px 9px; }
        }