* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f172a;
            color: #f1f5f9;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #38bdf8;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1.5rem 0;
            border-bottom: 2px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #fbbf24, #f97316);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav ul li a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 6px;
        }
        nav ul li a:hover {
            background-color: rgba(96, 165, 250, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #fbbf24;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.95rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background-color: #1e293b;
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: #fbbf24;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            color: #38bdf8;
            border-left: 5px solid #f97316;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
            color: #f1f5f9;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #cbd5e1;
        }
        .highlight {
            background-color: rgba(251, 191, 36, 0.1);
            border-left: 4px solid #fbbf24;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 8px;
        }
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .tier-card {
            background: #334155;
            border-radius: 12px;
            padding: 1.5rem;
            border-top: 6px solid;
            transition: transform 0.3s ease;
        }
        .tier-card:hover {
            transform: translateY(-8px);
        }
        .tier-s { border-color: #fbbf24; }
        .tier-a { border-color: #60a5fa; }
        .tier-b { border-color: #10b981; }
        .tier-c { border-color: #8b5cf6; }
        .tier-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .form-section {
            background-color: #334155;
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            border-radius: 8px;
            border: 2px solid #475569;
            background-color: #1e293b;
            color: #f1f5f9;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(90deg, #f97316, #fbbf24);
            color: #0f172a;
            border: none;
            padding: 1rem 2rem;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        button:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(251, 191, 36, 0.4);
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating i {
            color: #475569;
            cursor: pointer;
            font-size: 1.5rem;
            transition: color 0.2s;
        }
        .rating i:hover,
        .rating i.active {
            color: #fbbf24;
        }
        .related-links {
            background-color: #0f172a;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
        }
        .related-links h3 {
            color: #fbbf24;
        }
        .related-links ul {
            list-style: none;
            columns: 2;
            column-gap: 3rem;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .related-links li:before {
            content: '⚽';
            position: absolute;
            left: 0;
        }
        footer {
            background-color: #0f172a;
            border-top: 2px solid #334155;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h4 {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            color: #fbbf24;
        }
        friend-link {
            display: block;
            margin-bottom: 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .tier-grid { grid-template-columns: repeat(2, 1fr); }
            .related-links ul { columns: 1; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1e293b;
                padding: 1rem;
                border-radius: 10px;
                margin-top: 1rem;
            }
            nav ul.show {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .tier-grid { grid-template-columns: 1fr; }
            article { padding: 1.5rem; }
            .form-section { padding: 1.5rem; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .container { padding: 0 15px; }
        }