* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            background: #f4f7fb;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #003d7a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            background: #ffffff;
            border-radius: 24px;
            padding: 1.8rem 2rem 2.5rem;
            margin: 1.2rem 0 2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0 0.6rem;
            border-bottom: 2px solid #e9edf2;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #0b2b4a, #1e6f9f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #1e6f9f;
            font-size: 2rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: #1e2a3a;
            padding: 0.2rem 0.4rem;
        }
        nav {
            display: flex;
            gap: 1.8rem;
            align-items: center;
            flex-wrap: wrap;
        }
        nav a {
            font-weight: 600;
            font-size: 0.95rem;
            color: #1e2a3a;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s;
        }
        nav a:hover {
            border-bottom-color: #1e6f9f;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            font-size: 0.85rem;
            color: #5a6a7a;
            padding: 0.6rem 0 0.2rem;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 0.6rem;
            color: #9aaabb;
        }
        .breadcrumb a {
            color: #0066cc;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-bar {
            display: flex;
            max-width: 460px;
            margin: 1.2rem 0 0.8rem;
            border-radius: 50px;
            overflow: hidden;
            border: 1px solid #d0d7e2;
            background: #fff;
            transition: box-shadow 0.2s;
        }
        .search-bar:focus-within {
            box-shadow: 0 0 0 3px rgba(30, 111, 159, 0.2);
            border-color: #1e6f9f;
        }
        .search-bar input {
            flex: 1;
            border: none;
            padding: 0.75rem 1.2rem;
            font-size: 0.95rem;
            outline: none;
            background: transparent;
        }
        .search-bar button {
            background: #1e6f9f;
            color: #fff;
            border: none;
            padding: 0 1.5rem;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-bar button:hover {
            background: #0b4a6f;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0b2b4a;
            margin: 1.2rem 0 0.6rem;
            letter-spacing: -0.5px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #0f3b5a;
            margin: 2.2rem 0 0.8rem;
            border-left: 5px solid #1e6f9f;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a4a6a;
            margin: 1.6rem 0 0.5rem;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2a5a7a;
            margin: 1.2rem 0 0.3rem;
        }
        p {
            margin: 0.8rem 0;
            font-size: 1rem;
            color: #1e2a3a;
        }
        .content-section {
            margin: 2rem 0;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #6a7a8a;
            text-align: right;
            border-top: 1px solid #e9edf2;
            padding-top: 0.8rem;
            margin-top: 1.5rem;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .highlight-box {
            background: #f0f6fe;
            border-left: 4px solid #1e6f9f;
            padding: 1rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.2rem;
            margin: 1.5rem 0;
        }
        .stat-card {
            background: #f8faff;
            border-radius: 16px;
            padding: 1.2rem;
            text-align: center;
            border: 1px solid #e4eaf1;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
        }
        .stat-card .number {
            font-size: 2rem;
            font-weight: 800;
            color: #1e6f9f;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: #4a5a6a;
        }
        .interview-block {
            background: #f5f9ff;
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin: 1.8rem 0;
            border: 1px solid #dce6f0;
        }
        .interview-block .speaker {
            font-weight: 700;
            color: #0b2b4a;
        }
        .btn {
            display: inline-block;
            background: #1e6f9f;
            color: #fff;
            padding: 0.55rem 1.4rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: background 0.2s, transform 0.1s;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background: #0b4a6f;
            transform: scale(1.02);
            text-decoration: none;
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid #1e6f9f;
            color: #1e6f9f;
        }
        .btn-outline:hover {
            background: #1e6f9f;
            color: #fff;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0 1rem;
        }
        .feedback-card {
            background: #f8faff;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            border: 1px solid #e4eaf1;
        }
        .feedback-card h3 {
            margin-top: 0;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.7rem 1rem;
            border: 1px solid #d0d7e2;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            resize: vertical;
            transition: border-color 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #1e6f9f;
            outline: none;
            box-shadow: 0 0 0 3px rgba(30, 111, 159, 0.1);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #d0d7e2;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        footer {
            margin: 2.5rem 0 1.5rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e9edf2;
            font-size: 0.9rem;
            color: #4a5a6a;
        }
        friend-link {
            display: block;
            margin: 0.8rem 0 1.2rem;
            font-weight: 500;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 1rem 0.2rem 0;
            color: #0066cc;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            font-size: 0.82rem;
            color: #6a7a8a;
            margin-top: 0.8rem;
            text-align: center;
        }
        @media (max-width: 800px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .container {
                padding: 1.2rem 1rem 1.8rem;
            }
            header {
                padding: 0.8rem 0;
            }
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.6rem;
                padding: 1rem 0 0.4rem;
                background: #fff;
                border-top: 1px solid #e9edf2;
                margin-top: 0.6rem;
            }
            .nav-toggle:checked~nav {
                display: flex;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.5rem;
            }
            .container {
                padding: 0.8rem 0.8rem 1.2rem;
                border-radius: 16px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.25rem;
                padding-left: 0.6rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .search-bar {
                max-width: 100%;
            }
            .star-rating {
                font-size: 1.3rem;
            }
        }
        .anchor-offset {
            scroll-margin-top: 80px;
        }