* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f9f9f9;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1.2rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .italic { font-style: italic; }
        .highlight {
            background-color: #fffacd;
            padding: 0 5px;
            border-radius: 3px;
        }
        .section-spacing {
            padding: 4rem 0;
        }
        .content-width {
            max-width: 900px;
            margin: 0 auto;
        }
        .site-header {
            background: linear-gradient(135deg, #1a3a5f 0%, #2c5282 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #ffd166;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            color: #fff;
            transform: scale(1.02);
        }
        .my-logo i {
            font-size: 1.8rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .nav-list a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 5px;
        }
        .nav-list a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: 0.3s;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 0;
            font-size: 0.95rem;
            border-bottom: 1px solid #dee2e6;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-left: 0;
        }
        .breadcrumb li {
            display: inline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: #6c757d;
        }
        .breadcrumb a:hover {
            color: #1a3a5f;
            text-decoration: underline;
        }
        .hero {
            background: linear-gradient(rgba(26, 58, 95, 0.85), rgba(44, 82, 130, 0.9)), url('https://images.unsplash.com/photo-1580519542036-c47de6196ba5?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 5rem 2rem;
            text-align: center;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.4rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .main-content {
            background-color: white;
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            margin-bottom: 3rem;
        }
        .main-content h2 {
            color: #1a3a5f;
            font-size: 2.5rem;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 3px solid #ffd166;
        }
        .main-content h3 {
            color: #2c5282;
            font-size: 1.9rem;
            margin: 2.5rem 0 1.2rem;
        }
        .main-content h4 {
            color: #4a6fa5;
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        .main-content p {
            margin-bottom: 1.8rem;
            font-size: 1.15rem;
            text-align: justify;
            line-height: 1.8;
        }
        .content-img {
            margin: 2.5rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .content-img img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .content-img img:hover {
            transform: scale(1.03);
        }
        .content-img figcaption {
            text-align: center;
            font-style: italic;
            padding: 0.8rem;
            background-color: #f8f9fa;
            color: #666;
            font-size: 0.95rem;
        }
        .inline-link {
            color: #2c5282;
            font-weight: 600;
            border-bottom: 2px dotted #2c5282;
        }
        .inline-link:hover {
            color: #1a3a5f;
            border-bottom-style: solid;
        }
        .blockquote {
            border-left: 5px solid #ffd166;
            padding-left: 2rem;
            margin: 2.5rem 0;
            font-style: italic;
            color: #555;
            background-color: #fcf8e3;
            padding: 1.5rem 2rem;
            border-radius: 0 8px 8px 0;
        }
        .feature-box {
            background: #f8f9fa;
            border-radius: 10px;
            padding: 2.5rem;
            margin: 3rem 0;
            border-left: 6px solid #2c5282;
        }
        .feature-box h3 {
            margin-top: 0;
            color: #1a3a5f;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        .form-control {
            width: 100%;
            padding: 0.9rem 1.2rem;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: #2c5282;
            box-shadow: 0 0 0 3px rgba(44, 82, 130, 0.2);
        }
        .btn {
            background-color: #2c5282;
            color: white;
            border: none;
            padding: 1rem 2rem;
            font-size: 1.1rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            font-weight: 600;
        }
        .btn:hover {
            background-color: #1a3a5f;
            transform: translateY(-3px);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffd166;
        }
        .update-info {
            background-color: #e7f3ff;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
            border-left: 5px solid #2c5282;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .update-info i {
            color: #2c5282;
            font-size: 1.5rem;
        }
        .site-footer {
            background-color: #1a3a5f;
            color: #e9ecef;
            padding: 3rem 0 1.5rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h4 {
            color: #ffd166;
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid rgba(255, 209, 102, 0.3);
        }
        .footer-links {
            list-style: none;
            margin-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a:hover {
            color: #ffd166;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 6px;
            margin-bottom: 1rem;
            border-left: 4px solid #ffd166;
            transition: background 0.3s;
        }
        friend-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.95rem;
            color: #adb5bd;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.8rem; }
            .hero p { font-size: 1.2rem; }
            .main-content h2 { font-size: 2.2rem; }
            .main-content h3 { font-size: 1.7rem; }
            .nav-list { gap: 1.2rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: flex; }
            .nav-list {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background-color: #1a3a5f;
                width: 250px;
                padding: 2rem;
                border-radius: 0 0 0 15px;
                box-shadow: -5px 5px 15px rgba(0,0,0,0.2);
                transition: right 0.5s ease;
                z-index: 999;
            }
            .nav-list.active {
                right: 0;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(7px, -6px);
            }
            .hero { padding: 3rem 1.5rem; }
            .main-content { padding: 2rem; }
            .feature-box { padding: 2rem; }
            .footer-container { grid-template-columns: 1fr; gap: 2rem; }
        }
        @media (max-width: 480px) {
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            .main-content h2 { font-size: 1.9rem; }
            .btn { padding: 0.8rem 1.5rem; }
            .my-logo { font-size: 1.8rem; }
        }