* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f7f9fc;
            color: #1e2a3a;
            line-height: 1.7;
            font-size: 17px;
        }
        a {
            color: #0057b3;
            text-decoration: none;
            transition: color 0.2s ease, border-bottom 0.2s ease;
        }
        a:hover {
            color: #c9082a;
            border-bottom: 2px solid #c9082a;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            display: block;
            margin: 2rem auto;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        header {
            background: linear-gradient(145deg, #0b1e33 0%, #142d46 100%);
            color: #fff;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #f9d423, #f7971e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 12px rgba(249, 212, 35, 0.25);
            transition: transform 0.25s ease;
        }
        .my-logo:hover {
            transform: scale(1.03);
            border-bottom: none;
        }
        .my-logo i {
            -webkit-text-fill-color: #f9d423;
            margin-right: 6px;
        }
        .nav-toggle {
            display: none;
            font-size: 1.8rem;
            color: #fff;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        nav {
            display: flex;
            gap: 0.2rem 1.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            color: #e8edf3;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.2rem;
            border-bottom: 2px solid transparent;
            transition: all 0.2s ease;
        }
        nav a:hover {
            color: #f9d423;
            border-bottom-color: #f9d423;
        }
        nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #fff;
            padding: 0.8rem 0;
            border-bottom: 1px solid #e2e8f0;
            font-size: 0.9rem;
            color: #4a5a6e;
        }
        .breadcrumb a {
            color: #0057b3;
        }
        .breadcrumb a:hover {
            color: #c9082a;
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #8a9baa;
        }
        .hero {
            background: linear-gradient(135deg, #eef4fc 0%, #dce6f2 100%);
            padding: 3rem 0 2.5rem;
            border-bottom: 1px solid #d0dcec;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.9rem;
            font-weight: 800;
            color: #0b1e33;
            letter-spacing: -1px;
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .hero h1 i {
            color: #c9082a;
            margin-right: 12px;
        }
        .hero p {
            font-size: 1.2rem;
            color: #2c405a;
            max-width: 760px;
            margin: 0 auto 1.6rem;
        }
        .hero .update-badge {
            display: inline-block;
            background: #c9082a;
            color: #fff;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .hero .update-badge i {
            margin-right: 6px;
        }
        .search-wrap {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
            border-radius: 60px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            background: #fff;
            border: 1px solid #d0dcec;
        }
        .search-wrap input {
            flex: 1;
            border: none;
            padding: 0.9rem 1.4rem;
            font-size: 1rem;
            outline: none;
            font-family: inherit;
            background: transparent;
        }
        .search-wrap button {
            background: #0b1e33;
            color: #fff;
            border: none;
            padding: 0 1.6rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.25s ease;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
        }
        .search-wrap button:hover {
            background: #c9082a;
        }
        main {
            padding: 2.8rem 0 3.6rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.8rem;
        }
        section {
            background: #fff;
            border-radius: 20px;
            padding: 2.4rem 2.8rem;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
            transition: box-shadow 0.3s ease;
        }
        section:hover {
            box-shadow: 0 8px 36px rgba(0, 0, 0, 0.06);
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b1e33;
            margin: 1.6rem 0 1rem;
            border-left: 5px solid #c9082a;
            padding-left: 1rem;
        }
        h2:first-child {
            margin-top: 0;
        }
        h2 i {
            color: #c9082a;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.45rem;
            font-weight: 600;
            color: #1a314b;
            margin: 1.6rem 0 0.7rem;
        }
        h3 i {
            margin-right: 8px;
            color: #f7971e;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2c405a;
            margin: 1.2rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2c3e50;
        }
        .highlight {
            background: #fef9e7;
            border-left: 4px solid #f9d423;
            padding: 1.2rem 1.6rem;
            border-radius: 8px;
            margin: 1.6rem 0;
        }
        .highlight strong {
            color: #c9082a;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 4px;
        }
        .stat-callout {
            display: inline-block;
            background: #0b1e33;
            color: #f9d423;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .link-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            margin: 1.4rem 0;
            padding: 0.8rem 0;
            border-top: 1px solid #e8edf3;
            border-bottom: 1px solid #e8edf3;
        }
        .link-group a {
            font-weight: 500;
            font-size: 0.95rem;
        }
        .link-group a i {
            margin-right: 4px;
            font-size: 0.8rem;
            color: #c9082a;
        }
        .img-caption {
            text-align: center;
            font-size: 0.9rem;
            color: #5a6f84;
            margin-top: -1.2rem;
            margin-bottom: 1.8rem;
            font-style: italic;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin-top: 1.6rem;
        }
        .feedback-card {
            background: #f7f9fc;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #e2e8f0;
        }
        .feedback-card h4 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.7rem 1rem;
            border: 1px solid #d0dcec;
            border-radius: 10px;
            font-family: inherit;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s ease;
            background: #fff;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #0057b3;
            box-shadow: 0 0 0 3px rgba(0, 87, 179, 0.08);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .star-select {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #d0dcec;
            cursor: pointer;
            margin: 0.2rem 0;
        }
        .feedback-card .star-select i {
            transition: color 0.15s ease, transform 0.15s ease;
        }
        .feedback-card .star-select i:hover,
        .feedback-card .star-select i.hover {
            color: #f9d423;
            transform: scale(1.15);
        }
        .feedback-card .star-select i.selected {
            color: #f9d423;
        }
        .feedback-card button {
            background: #0b1e33;
            color: #fff;
            border: none;
            padding: 0.7rem 1.6rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s ease;
            align-self: flex-start;
            font-size: 0.95rem;
        }
        .feedback-card button:hover {
            background: #c9082a;
        }
        .rating-display {
            margin-top: 0.6rem;
            font-weight: 600;
            color: #0b1e33;
        }
        footer {
            background: #0b1e33;
            color: #cbd5e1;
            padding: 3rem 0 2rem;
            margin-top: 1.6rem;
        }
        footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2.8rem;
            align-items: start;
        }
        footer a {
            color: #b0c7dd;
        }
        footer a:hover {
            color: #f9d423;
            border-bottom-color: #f9d423;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.6rem;
            padding: 1.2rem 0;
            border-top: 1px solid #1f3a52;
            border-bottom: 1px solid #1f3a52;
            margin: 1.2rem 0 1.6rem;
            font-size: 0.95rem;
        }
        .friend-link a {
            font-weight: 500;
        }
        .friend-link a i {
            margin-right: 4px;
            font-size: 0.8rem;
            color: #f9d423;
        }
        .copyright {
            font-size: 0.85rem;
            color: #8a9baa;
            margin-top: 1.4rem;
            border-top: 1px solid #1f3a52;
            padding-top: 1.4rem;
            text-align: center;
        }
        .copyright strong {
            color: #e8edf3;
        }
        @media (max-width: 820px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.4rem;
                gap: 0.6rem;
            }
            nav.open {
                display: flex;
            }
            nav a {
                font-size: 1rem;
                padding: 0.4rem 0;
            }
            .hero h1 {
                font-size: 2rem;
            }
            section {
                padding: 1.6rem 1.4rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            footer .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.6rem;
            }
            .search-wrap {
                flex-direction: column;
                border-radius: 20px;
            }
            .search-wrap button {
                padding: 0.8rem;
                justify-content: center;
            }
            .content-grid {
                gap: 1.8rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 16px;
            }
            section {
                padding: 1.2rem 1rem;
            }
            h2 {
                font-size: 1.5rem;
                padding-left: 0.7rem;
            }
            h3 {
                font-size: 1.2rem;
            }
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-center {
            text-align: center;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        hr {
            border: none;
            border-top: 1px solid #e2e8f0;
            margin: 2rem 0;
        }