* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: #f8f9fc;
            color: #1e1e2f;
            line-height: 1.7;
            padding: 0 1rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #2a4b7c;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #c44536;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            border-radius: 24px;
            padding: 1.5rem 2rem 2rem;
            margin-top: 1.5rem;
            margin-bottom: 2rem;
        }
        .header-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e9edf4;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #2a4b7c, #c44536);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity 0.25s;
        }
        .my-logo:hover {
            opacity: 0.8;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 42px;
            height: 42px;
            background: #eef2f7;
            border-radius: 10px;
            cursor: pointer;
            border: none;
            gap: 5px;
            transition: background 0.2s;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2.5px;
            background: #1e1e2f;
            border-radius: 4px;
            transition: all 0.3s;
        }
        .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(5px, -5px);
        }
        .nav-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.5rem 2rem;
            margin-top: 0.75rem;
        }
        .nav-list {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 1.2rem 1.8rem;
            flex: 1;
        }
        .nav-list a {
            font-weight: 500;
            font-size: 0.98rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .nav-list a:hover {
            border-bottom-color: #c44536;
            color: #c44536;
            text-decoration: none;
        }
        .nav-extra {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-left: auto;
        }
        .nav-extra .search-toggle,
        .nav-extra .comment-toggle {
            background: none;
            border: none;
            font-size: 1.2rem;
            color: #2a4b7c;
            cursor: pointer;
            padding: 0.4rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-extra .search-toggle:hover,
        .nav-extra .comment-toggle:hover {
            background: #eef2f7;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            font-size: 0.85rem;
            color: #5b6f87;
            margin: 1rem 0 1.5rem;
            padding: 0.5rem 0;
            background: #f4f6fa;
            border-radius: 12px;
            padding: 0.5rem 1rem;
        }
        .breadcrumb a {
            color: #2a4b7c;
        }
        .breadcrumb span {
            margin: 0 0.4rem;
        }
        .breadcrumb .current {
            color: #c44536;
            font-weight: 500;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
            color: #1a1a2e;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-top: 2.8rem;
            margin-bottom: 0.8rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid #e9edf4;
            color: #1a1a2e;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.6rem;
            color: #2a3b5a;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.4rem;
            color: #3d4f6e;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            font-size: 0.9rem;
            color: #5b6f87;
            margin-bottom: 1.5rem;
            padding: 0.75rem 1rem;
            background: #f4f6fa;
            border-radius: 12px;
        }
        .meta-info i {
            margin-right: 0.4rem;
            color: #2a4b7c;
        }
        .feature-image {
            border-radius: 18px;
            margin: 2rem 0 1.8rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
            width: 100%;
        }
        .highlight-box {
            background: #f0f4fe;
            border-left: 5px solid #2a4b7c;
            padding: 1.2rem 1.6rem;
            border-radius: 12px;
            margin: 1.8rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .search-section {
            background: #f4f6fa;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            margin: 2.5rem 0 1.5rem;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #dce2ec;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #2a4b7c;
        }
        .search-form button {
            background: #2a4b7c;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #1f3a5f;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .comment-section,
        .rating-section {
            background: #f4f6fa;
            border-radius: 18px;
            padding: 1.8rem 2rem;
        }
        .comment-section h3,
        .rating-section h3 {
            margin-top: 0;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #dce2ec;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            margin-bottom: 0.7rem;
            resize: vertical;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #2a4b7c;
        }
        .comment-form button,
        .rating-form button {
            background: #c44536;
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            font-size: 0.95rem;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #a8392c;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.25rem;
            font-size: 1.8rem;
            margin: 0.5rem 0 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #ccc;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5a623;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 0.8rem 1.2rem;
            margin: 1.5rem 0;
            padding: 1.2rem 1.5rem;
            background: #fafbfc;
            border-radius: 14px;
            border: 1px solid #e9edf4;
        }
        .link-grid a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 500;
            padding: 0.3rem 0;
        }
        .link-grid a i {
            color: #c44536;
            font-size: 0.8rem;
        }
        .footer-area {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid #e9edf4;
        }
        friend-link {
            display: block;
            background: #f4f6fa;
            border-radius: 16px;
            padding: 1.4rem 2rem;
            margin-bottom: 1.5rem;
            font-style: normal;
        }
        friend-link::before {
            content: "🔗 Friends & Related";
            display: block;
            font-weight: 700;
            font-size: 1.1rem;
            color: #1a1a2e;
            margin-bottom: 0.8rem;
        }
        .friend-links-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.6rem;
            list-style: none;
        }
        .friend-links-list a {
            font-weight: 500;
            color: #2a4b7c;
        }
        .friend-links-list a:hover {
            color: #c44536;
        }
        .copyright {
            text-align: center;
            padding: 1.5rem 0 0.5rem;
            font-size: 0.9rem;
            color: #5b6f87;
            border-top: 1px solid #e9edf4;
            margin-top: 1rem;
        }
        .copyright strong {
            color: #1e1e2f;
        }
        @media (max-width: 768px) {
            .container {
                padding: 1rem 1.2rem;
                border-radius: 16px;
                margin-top: 0.8rem;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            h4 {
                font-size: 1rem;
            }
            .header-top {
                flex-wrap: nowrap;
            }
            .hamburger {
                display: flex;
            }
            .nav-bar {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0.8rem;
                padding: 1rem 0 0.5rem;
            }
            .nav-bar.open {
                display: flex;
            }
            .nav-list {
                flex-direction: column;
                gap: 0.6rem;
                width: 100%;
            }
            .nav-extra {
                margin-left: 0;
                width: 100%;
                justify-content: flex-start;
                gap: 0.8rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .meta-info {
                flex-direction: column;
                gap: 0.5rem;
            }
            .link-grid {
                grid-template-columns: 1fr;
            }
            friend-link {
                padding: 1rem 1.2rem;
            }
            .friend-links-list {
                flex-direction: column;
                gap: 0.4rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0.8rem 0.9rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .author-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #eef2f7;
            padding: 0.3rem 1rem 0.3rem 0.5rem;
            border-radius: 40px;
            font-size: 0.85rem;
        }
        .author-badge i {
            color: #2a4b7c;
        }
        html {
            scroll-behavior: smooth;
        }