* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }
        body {
            background: #f8f9fc;
            color: #1a1a2e;
            line-height: 1.7;
            font-size: 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(45deg, #f7971e, #ffd200);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            letter-spacing: 1px;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.04);
        }
        .my-logo i {
            margin-right: 8px;
            color: #ffd200;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }
        nav a {
            color: #e0e0ff;
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s ease, transform 0.2s;
            position: relative;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: #ffd200;
            transition: width 0.3s ease;
        }
        nav a:hover {
            color: #ffd200;
            transform: translateY(-1px);
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            transition: color 0.3s;
        }
        .hamburger:hover {
            color: #ffd200;
        }
        .breadcrumb {
            background: #fff;
            padding: 12px 0;
            border-bottom: 1px solid #e8e8f0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 8px;
            color: #999;
        }
        .breadcrumb a {
            color: #302b63;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: #888;
        }
        main {
            padding: 40px 0 60px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0f0c29;
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: -0.5px;
        }
        h1 i {
            color: #f7971e;
        }
        .last-updated {
            display: inline-block;
            background: #eef0ff;
            color: #302b63;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 28px;
        }
        .last-updated i {
            margin-right: 6px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #0f0c29;
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #f7971e;
            display: inline-block;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a1a3e;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2d2d5e;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2c2c3e;
        }
        .content-image {
            margin: 32px 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
            transition: transform 0.4s ease;
            background: #eef0ff;
        }
        .content-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
        .content-image:hover {
            transform: translateY(-4px);
        }
        .content-image figcaption {
            padding: 12px 20px;
            background: #fff;
            font-size: 0.9rem;
            color: #555;
            border-top: 1px solid #eee;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fdfcfb, #e2d1c3);
            border-left: 5px solid #f7971e;
            padding: 24px 28px;
            border-radius: 12px;
            margin: 28px 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
        }
        .highlight-box strong {
            color: #0f0c29;
        }
        .tip-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 28px;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
            margin: 24px 0;
            border: 1px solid #eaeaf5;
            transition: box-shadow 0.3s;
        }
        .tip-card:hover {
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.10);
        }
        .tip-card i {
            color: #f7971e;
            margin-right: 8px;
        }
        .step-list {
            counter-reset: step;
            list-style: none;
            padding: 0;
        }
        .step-list li {
            counter-increment: step;
            padding: 18px 24px 18px 72px;
            position: relative;
            background: #fff;
            border-radius: 12px;
            margin-bottom: 16px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid #eaeaf5;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .step-list li:hover {
            transform: translateX(6px);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .step-list li::before {
            content: counter(step);
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #f7971e, #ffd200);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .faq-item {
            background: #fff;
            border-radius: 12px;
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid #eaeaf5;
            transition: background 0.2s;
        }
        .faq-item:hover {
            background: #fafaff;
        }
        .faq-item h4 {
            margin-top: 0;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .faq-item h4 i {
            color: #f7971e;
            font-size: 1rem;
            transition: transform 0.3s;
        }
        .faq-item p {
            margin-bottom: 0;
            margin-top: 12px;
            color: #444;
        }
        .related-link {
            display: inline-block;
            background: #f0eeff;
            color: #302b63;
            padding: 2px 10px;
            border-radius: 6px;
            font-weight: 500;
            text-decoration: none;
            transition: background 0.3s, color 0.3s;
        }
        .related-link:hover {
            background: #302b63;
            color: #fff;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 32px 36px;
            margin: 48px 0 32px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
            border: 1px solid #eaeaf5;
        }
        .search-section h2 {
            margin-top: 0;
            border-bottom: none;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #e0e0f0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        .search-form input:focus {
            border-color: #f7971e;
            box-shadow: 0 0 0 4px rgba(247, 151, 30, 0.15);
        }
        .search-form button {
            padding: 14px 32px;
            background: linear-gradient(135deg, #f7971e, #ffd200);
            border: none;
            border-radius: 40px;
            color: #0f0c29;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            transform: scale(1.03);
            box-shadow: 0 8px 24px rgba(247, 151, 30, 0.35);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin: 48px 0;
        }
        .comment-section,
        .rating-section {
            background: #fff;
            border-radius: 20px;
            padding: 32px 36px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
            border: 1px solid #eaeaf5;
        }
        .comment-section h2,
        .rating-section h2 {
            margin-top: 0;
            border-bottom: none;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            color: #1a1a3e;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0e0f0;
            border-radius: 12px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #f7971e;
            box-shadow: 0 0 0 4px rgba(247, 151, 30, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn-submit {
            padding: 12px 28px;
            background: linear-gradient(135deg, #302b63, #0f0c29);
            border: none;
            border-radius: 40px;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(48, 43, 99, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 8px;
            font-size: 2rem;
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd;
            transition: color 0.2s, transform 0.2s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f7971e;
            transform: scale(1.1);
        }
        .rating-display {
            margin-top: 16px;
            font-size: 1.2rem;
            font-weight: 600;
            color: #0f0c29;
        }
        footer {
            background: linear-gradient(135deg, #0f0c29, #302b63);
            color: #ccc;
            padding: 40px 0 24px;
            margin-top: 60px;
        }
        footer .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        footer h3 {
            color: #ffd200;
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 16px;
        }
        footer a {
            color: #b8b8e0;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: #ffd200;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 0;
            padding: 4px 0;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 16px;
            font-size: 0.9rem;
            color: #8888aa;
        }
        .copyright strong {
            color: #ddd;
        }
        @media (max-width: 992px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            footer .container {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 0 12px;
                gap: 16px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                font-size: 1.05rem;
                padding: 4px 0;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .comment-section,
            .rating-section,
            .search-section {
                padding: 24px 20px;
            }
            .step-list li {
                padding: 16px 16px 16px 60px;
            }
            .step-list li::before {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
                left: 12px;
            }
            .star-rating {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            h1 {
                font-size: 1.4rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            animation: fadeIn 0.5s ease;
        }
        @keyframes fadeIn {
            0% {
                opacity: 0;
                transform: translateY(8px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }