*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f8f6f2;
            color: #1e2a2e;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #c7442e;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #9e2f1e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #1a2a2f;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.4rem;
            border-left: 6px solid #f59e2e;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #e8ddd0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #2d4a52;
        }
        h4 {
            font-size: 1.15rem;
            color: #3e5e68;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.4rem 1.8rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        strong {
            color: #b23a26;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.04);
            border-radius: 20px;
            padding: 1.8rem 2rem 2.5rem;
        }
        .badge {
            display: inline-block;
            background: #f59e2e;
            color: #1a2a2f;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .emoji-big {
            font-size: 1.8rem;
            margin-right: 0.3rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 0 1.2rem;
            border-bottom: 2px solid #efeae2;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(145deg, #c7442e, #f59e2e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #c7442e;
            font-size: 2.2rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 2rem;
            color: #1e2a2e;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #efeae2;
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            align-items: center;
        }
        .main-nav a {
            font-weight: 500;
            padding: 0.4rem 0.2rem;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
            color: #2d4a52;
        }
        .main-nav a:hover {
            border-bottom-color: #c7442e;
            color: #c7442e;
            text-decoration: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.4rem 0.8rem;
            font-size: 0.85rem;
            padding: 0.8rem 0 0.2rem;
            color: #6a7f88;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.8rem;
            color: #b8a99a;
        }
        .breadcrumb a {
            color: #6a7f88;
        }
        .breadcrumb a:hover {
            color: #c7442e;
        }
        .search-box {
            display: flex;
            max-width: 520px;
            margin: 1.6rem 0 1.2rem;
            border-radius: 50px;
            overflow: hidden;
            border: 1.5px solid #ddd6cc;
            background: #fcfaf7;
            transition: border-color 0.2s;
        }
        .search-box:focus-within {
            border-color: #c7442e;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 0.8rem 1.4rem;
            font-size: 1rem;
            background: transparent;
            outline: none;
            color: #1e2a2e;
        }
        .search-box input::placeholder {
            color: #9aafb8;
        }
        .search-box button {
            background: #c7442e;
            border: none;
            color: #fff;
            padding: 0 1.8rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-box button:hover {
            background: #9e2f1e;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.4rem;
            margin: 1.6rem 0;
        }
        .feature-card {
            background: #fcfaf7;
            border-radius: 16px;
            padding: 1.4rem 1.2rem;
            border: 1px solid #ede7df;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }
        .feature-card i {
            font-size: 2rem;
            color: #f59e2e;
            margin-bottom: 0.6rem;
        }
        .feature-card h4 {
            margin-top: 0.2rem;
            margin-bottom: 0.4rem;
        }
        .linked-list {
            background: #f4f0ea;
            border-radius: 14px;
            padding: 1.2rem 1.6rem;
            margin: 1.4rem 0;
        }
        .linked-list ul {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.6rem;
            list-style: none;
            margin: 0.6rem 0 0;
        }
        .linked-list li a {
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .linked-list li a::before {
            content: "🎯";
            font-size: 0.9rem;
        }
        .interview-block {
            background: #f0ebe4;
            border-radius: 18px;
            padding: 1.6rem 2rem;
            margin: 1.8rem 0;
            border-left: 6px solid #f59e2e;
        }
        .interview-block .speaker {
            font-weight: 700;
            color: #1a2a2f;
        }
        .stats-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            font-size: 0.95rem;
        }
        .stats-table th,
        .stats-table td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #ede7df;
        }
        .stats-table th {
            background: #f4f0ea;
            font-weight: 700;
            color: #1e2a2e;
        }
        .stats-table tr:hover td {
            background: #faf7f2;
        }
        .user-feedback {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.4rem 0 1.6rem;
            padding: 1.8rem 0;
            border-top: 2px solid #efeae2;
            border-bottom: 2px solid #efeae2;
        }
        .feedback-form label {
            font-weight: 600;
            display: block;
            margin-top: 1rem;
            margin-bottom: 0.3rem;
            color: #2d4a52;
        }
        .feedback-form input,
        .feedback-form textarea,
        .feedback-form select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1.5px solid #ddd6cc;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fcfaf7;
            transition: border-color 0.2s;
        }
        .feedback-form input:focus,
        .feedback-form textarea:focus,
        .feedback-form select:focus {
            border-color: #c7442e;
            outline: none;
        }
        .feedback-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-form .btn-submit {
            background: #c7442e;
            color: #fff;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            margin-top: 1rem;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-form .btn-submit:hover {
            background: #9e2f1e;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.8rem;
            margin: 0.4rem 0 0.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd6cc;
            cursor: pointer;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f59e2e;
        }
        .site-footer {
            margin-top: 2.8rem;
            padding-top: 1.8rem;
            border-top: 2px solid #efeae2;
            font-size: 0.9rem;
            color: #5a6f78;
        }
        .site-footer friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        .site-footer friend-link a {
            display: inline-block;
            margin-right: 1.6rem;
            margin-bottom: 0.3rem;
        }
        .copyright {
            text-align: center;
            padding: 1.2rem 0 0.4rem;
            font-size: 0.85rem;
            color: #7a8f98;
            border-top: 1px solid #ede7df;
            margin-top: 0.8rem;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 0.6rem;
            }
            .container {
                padding: 1rem 1rem 1.8rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.8rem;
                padding-left: 0.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .site-header {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 0.8rem 0 0.2rem;
                gap: 0.4rem;
                border-top: 1px solid #efeae2;
                margin-top: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 0.2rem;
                border-bottom: none;
            }
            .user-feedback {
                grid-template-columns: 1fr;
                gap: 1.4rem;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-table {
                font-size: 0.8rem;
            }
            .stats-table th,
            .stats-table td {
                padding: 0.4rem 0.5rem;
            }
            .linked-list ul {
                flex-direction: column;
                gap: 0.3rem;
            }
            .interview-block {
                padding: 1rem 1.2rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .my-logo i {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 480px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
                border-radius: 16px;
            }
            .search-box button {
                padding: 0.7rem;
                width: 100%;
            }
            h1 {
                font-size: 1.5rem;
            }
        }
        .text-small {
            font-size: 0.85rem;
            color: #6a7f88;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            align-items: center;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #8a9fa8;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin-bottom: 0.2rem;
        }
        .img-wrapper {
            margin: 1.6rem 0;
            border-radius: 14px;
            overflow: hidden;
            background: #f4f0ea;
            padding: 0.6rem;
        }
        .img-wrapper img {
            border-radius: 10px;
            width: 100%;
        }
        .img-wrapper .caption {
            font-size: 0.85rem;
            color: #6a7f88;
            padding: 0.4rem 0.2rem 0;
            text-align: center;
        }