* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: #f4f7fc;
            color: #1a2639;
            line-height: 1.7;
            padding: 0 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
            border-radius: 24px;
            padding: 20px 28px;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 16px;
            display: block;
            margin: 24px 0;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0b1d2e;
            margin: 0.4em 0 0.3em;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b1d2e;
            margin: 1.6em 0 0.6em;
            border-left: 6px solid #c0392b;
            padding-left: 18px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a2a3a;
            margin: 1.2em 0 0.5em;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c3e50;
            margin: 1em 0 0.4em;
        }
        p {
            margin: 0.9em 0;
            font-size: 1.05rem;
            color: #2c3e50;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: #7f8c8d;
            padding: 12px 0 4px;
            border-bottom: 1px solid #eef2f7;
        }
        .breadcrumb a {
            color: #c0392b;
        }
        .breadcrumb span {
            color: #95a5a6;
        }
        .header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0 16px;
            flex-wrap: wrap;
            gap: 12px;
            border-bottom: 2px solid #eef2f7;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            background: linear-gradient(135deg, #c0392b, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-block;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 18px;
            flex-wrap: wrap;
        }
        .nav-list a {
            font-weight: 500;
            font-size: 1rem;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover {
            background: #f0f3f8;
            color: #c0392b;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #1a2639;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
        }
        .hamburger:hover {
            background: #f0f3f8;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                padding: 12px 0;
                border-top: 1px solid #eef2f7;
                gap: 4px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .header {
                flex-wrap: wrap;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .container {
                padding: 12px 16px;
            }
        }
        .search-box {
            display: flex;
            gap: 8px;
            margin: 28px 0 20px;
            flex-wrap: wrap;
        }
        .search-box input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #dce3ed;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-box input:focus {
            border-color: #c0392b;
        }
        .search-box button {
            padding: 14px 32px;
            background: #c0392b;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-box button:hover {
            background: #a93226;
            transform: scale(1.02);
        }
        .search-box button i {
            margin-right: 8px;
        }
        .feedback-section {
            background: #f8faff;
            border-radius: 20px;
            padding: 28px 30px;
            margin: 40px 0 20px;
            border: 1px solid #e8edf5;
        }
        .feedback-section h3 {
            margin-top: 0;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #dce3ed;
            border-radius: 16px;
            font-size: 1rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            border-color: #c0392b;
        }
        .comment-form input[type="text"] {
            width: 100%;
            max-width: 360px;
            padding: 12px 18px;
            border: 2px solid #dce3ed;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
            margin: 8px 0 12px;
        }
        .comment-form input[type="text"]:focus {
            border-color: #c0392b;
        }
        .comment-form button {
            padding: 12px 32px;
            background: #c0392b;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 6px;
        }
        .comment-form button:hover {
            background: #a93226;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #e0e0e0;
            cursor: pointer;
            margin: 12px 0 16px;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.1s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f1c40f;
            transform: scale(1.1);
        }
        .rating-stars i.selected {
            color: #f1c40f;
        }
        .btn-score {
            padding: 12px 32px;
            background: #2c3e50;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .btn-score:hover {
            background: #1a2a3a;
        }
        .footer {
            border-top: 2px solid #eef2f7;
            padding: 28px 0 18px;
            margin-top: 40px;
            text-align: center;
        }
        .footer friend-link {
            display: block;
            margin: 14px 0 10px;
            font-weight: 500;
            color: #2c3e50;
        }
        .footer friend-link a {
            margin: 0 10px;
            color: #c0392b;
            font-weight: 500;
        }
        .footer .copyright {
            font-size: 0.9rem;
            color: #7f8c8d;
            margin-top: 14px;
        }
        .footer .copyright strong {
            color: #2c3e50;
        }
        .badge {
            display: inline-block;
            background: #c0392b;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 2px 12px;
            border-radius: 40px;
            letter-spacing: 0.3px;
        }
        .code-block {
            background: #0b1d2e;
            color: #e8e8e8;
            padding: 16px 22px;
            border-radius: 14px;
            font-family: 'Courier New', monospace;
            font-size: 0.95rem;
            overflow-x: auto;
            margin: 18px 0;
            border-left: 4px solid #c0392b;
        }
        .highlight {
            background: #fff5f0;
            padding: 2px 8px;
            border-radius: 6px;
            font-weight: 600;
            color: #c0392b;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 6px;
        }
        .flex-cols {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 20px 0;
        }
        @media (max-width: 640px) {
            .flex-cols {
                grid-template-columns: 1fr;
            }
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.98rem;
            background: #fafcff;
            border-radius: 12px;
            overflow: hidden;
        }
        th {
            background: #0b1d2e;
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        td {
            padding: 10px 16px;
            border-bottom: 1px solid #eef2f7;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f4f7fc;
        }
        .updated {
            font-size: 0.85rem;
            color: #7f8c8d;
            margin: 6px 0 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .updated i {
            color: #c0392b;
        }
        .interview-card {
            background: #f8faff;
            border-radius: 18px;
            padding: 20px 24px;
            border-left: 6px solid #c0392b;
            margin: 20px 0;
        }
        .interview-card strong {
            color: #0b1d2e;
        }
        .btn {
            display: inline-block;
            padding: 10px 28px;
            background: #c0392b;
            color: #fff;
            border-radius: 40px;
            font-weight: 600;
            transition: background 0.2s, transform 0.1s;
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }
        .btn:hover {
            background: #a93226;
            transform: scale(1.02);
            text-decoration: none;
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid #c0392b;
            color: #c0392b;
        }
        .btn-outline:hover {
            background: #c0392b;
            color: #fff;
        }
        @media (max-width: 480px) {
            .container {
                padding: 8px 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .search-box button {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .feedback-section {
                padding: 18px 16px;
            }
        }