*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f7f4;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0 0 2rem 0;
        }
        a {
            color: #2b5f8a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c94f3d;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        header {
            background: #1a1a2e;
            color: #f0efe9;
            padding: 0.8rem 0 0.4rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem 1.5rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #f0efe9;
            background: linear-gradient(135deg, #f9d976, #f39f86);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none !important;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f0efe9;
            font-size: 1.6rem;
            background: #2b5f8a;
            padding: 0.3rem;
            border-radius: 8px;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none !important;
        }
        .my-logo span {
            font-weight: 300;
            font-size: 0.9rem;
            -webkit-text-fill-color: #aaa;
            letter-spacing: 1px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.1rem 0.8rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-list a {
            color: #ddd;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.3rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .nav-list a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            text-decoration: none;
        }
        .nav-list a i {
            font-size: 0.8rem;
            opacity: 0.7;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f0efe9;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #f0ede8;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd6cc;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
            font-size: 1.1rem;
        }
        .breadcrumb a {
            color: #2b5f8a;
        }
        .breadcrumb .current {
            color: #555;
            font-weight: 500;
        }
        main {
            padding: 2rem 0 3rem;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            color: #1a1a2e;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-top: 3rem;
            margin-bottom: 1rem;
            color: #1a1a2e;
            border-bottom: 3px solid #f39f86;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-top: 2.2rem;
            margin-bottom: 0.8rem;
            color: #2b3a55;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 1.6rem;
            margin-bottom: 0.5rem;
            color: #3a4a66;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            color: #3a3a4a;
            font-weight: 400;
            border-left: 4px solid #f39f86;
            padding-left: 1.2rem;
            margin-bottom: 2rem;
        }
        blockquote {
            background: #edeae4;
            border-left: 5px solid #2b5f8a;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #2a2a3a;
        }
        blockquote strong {
            font-style: normal;
        }
        .highlight-box {
            background: #eef2f7;
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin: 1.8rem 0;
            border: 1px solid #d0d8e3;
        }
        .emoji-big {
            font-size: 1.8rem;
            margin-right: 0.3rem;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .featured-image figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: #666;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .form-section {
            background: #fff;
            border-radius: 20px;
            padding: 2rem;
            margin: 2.5rem 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            border: 1px solid #e6e1da;
        }
        .form-section h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem 1.5rem;
        }
        .form-grid .full-width {
            grid-column: 1 / -1;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 0.3rem;
            color: #2a3a4a;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.7rem 1rem;
            border: 2px solid #d5d0c9;
            border-radius: 10px;
            font-size: 1rem;
            background: #faf9f7;
            transition: border 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #2b5f8a;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: #2b5f8a;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .btn:hover {
            background: #1f4a6d;
            transform: translateY(-1px);
            text-decoration: none;
            color: #fff;
        }
        .btn-secondary {
            background: #c94f3d;
        }
        .btn-secondary:hover {
            background: #a83d2d;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #d5c9b8;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            cursor: pointer;
            transition: color 0.15s;
            color: #d5c9b8;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #f5b342;
        }
        .comment-item {
            border-bottom: 1px solid #e6e1da;
            padding: 1.2rem 0;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 700;
            color: #1a1a2e;
        }
        .comment-date {
            font-size: 0.85rem;
            color: #888;
            margin-left: 0.8rem;
        }
        .comment-body {
            margin-top: 0.3rem;
        }
        footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        footer a {
            color: #bbb;
        }
        footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-grid h4 {
            color: #f0efe9;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid li {
            margin-bottom: 0.4rem;
        }
        .footer-grid li a {
            font-size: 0.95rem;
        }
        friend-link {
            display: block;
            margin-top: 1.2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #333;
            font-size: 0.95rem;
        }
        friend-link a {
            margin: 0 0.3rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            margin-top: 1.5rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a1a2e;
                padding: 1rem 0 0.5rem 0;
                gap: 0.1rem;
                border-top: 1px solid #333;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .header-grid {
                align-items: center;
            }
            .nav-wrapper {
                width: 100%;
            }
            .nav-list a {
                padding: 0.6rem 0.8rem;
                width: 100%;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo span {
                font-size: 0.7rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .rating-stars {
                font-size: 1.5rem;
            }
        }
        .anchor-offset {
            scroll-margin-top: 100px;
        }