*,
        *::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: #faf8f5;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #d45a2b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #b0441e;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0f1a2e;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0f1a2e;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            border-left: 5px solid #d45a2b;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1e2a3a;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .lead {
            font-size: 1.2rem;
            color: #2c3e50;
            font-weight: 400;
        }
        small,
        .text-meta {
            font-size: 0.9rem;
            color: #6b7a8a;
        }
        .bolder {
            font-weight: 700;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f1a2e 0%, #1a2a44 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #febc2e;
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 2rem;
            color: #d45a2b;
        }
        .my-logo:hover {
            color: #ffd966;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            color: #fff;
            font-size: 0.9rem;
            display: block;
            margin-top: -0.2rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e0e6f0;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #febc2e;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #fff;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #f0ede8;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #ddd6cc;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #9a8a7a;
        }
        .breadcrumb a {
            color: #d45a2b;
        }
        .breadcrumb .current {
            color: #5a4a3a;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #1a2a44 0%, #2c3e50 100%);
            color: #fff;
            padding: 3rem 0 2.5rem;
            margin-bottom: 2rem;
        }
        .hero h1 {
            color: #fff;
            font-size: 2.8rem;
        }
        .hero .lead {
            color: #d4dcec;
            font-size: 1.3rem;
            max-width: 800px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1.2rem;
            font-size: 0.95rem;
            color: #b0c0d4;
        }
        .hero-meta i {
            margin-right: 0.4rem;
            color: #febc2e;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 1.5rem 0 3rem;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 6rem;
            align-self: start;
            background: #f5f1ec;
            border-radius: 16px;
            padding: 1.8rem 1.5rem;
            border: 1px solid #e3ddd5;
        }
        .sidebar h3 {
            margin-top: 0;
            font-size: 1.3rem;
            border-bottom: 2px solid #d45a2b;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
        }
        .sidebar a {
            display: block;
            padding: 0.3rem 0;
            border-bottom: 1px solid #e3ddd5;
            font-weight: 500;
        }
        .sidebar a i {
            margin-right: 0.5rem;
            color: #d45a2b;
            font-size: 0.85rem;
        }
        .feature-image {
            border-radius: 16px;
            overflow: hidden;
            margin: 1.8rem 0 2.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            background: #e8e2da;
        }
        .feature-image img {
            width: 100%;
            object-fit: cover;
            min-height: 280px;
        }
        .feature-image figcaption {
            padding: 0.8rem 1.2rem;
            background: #f5f1ec;
            font-size: 0.9rem;
            color: #5a4a3a;
            font-style: italic;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .highlight-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.5rem 1.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #ece6df;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
        }
        .highlight-card i {
            font-size: 2rem;
            color: #d45a2b;
            margin-bottom: 0.75rem;
        }
        .highlight-card h4 {
            margin-top: 0;
            margin-bottom: 0.3rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.8rem 0;
            font-size: 0.95rem;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }
        .data-table th {
            background: #0f1a2e;
            color: #fff;
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #ece6df;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f8f4ef;
        }
        .interview-block {
            background: #f0ede8;
            border-left: 5px solid #d45a2b;
            padding: 1.5rem 2rem;
            border-radius: 0 12px 12px 0;
            margin: 2rem 0;
            font-style: italic;
        }
        .interview-block strong {
            font-style: normal;
            display: block;
            margin-bottom: 0.3rem;
            color: #0f1a2e;
        }
        .interview-block .attribution {
            font-style: normal;
            font-size: 0.9rem;
            color: #6b7a8a;
            margin-top: 0.6rem;
        }
        .form-card {
            background: #fff;
            border-radius: 16px;
            padding: 2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #ece6df;
            margin: 2rem 0;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #1e2a3a;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd6cc;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.2s;
            background: #faf8f5;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #d45a2b;
            background: #fff;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }
        .btn {
            display: inline-block;
            padding: 0.7rem 2rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #d45a2b;
            color: #fff;
        }
        .btn:hover {
            background: #b0441e;
            transform: translateY(-1px);
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn i {
            margin-right: 0.5rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #ddd6cc;
            cursor: pointer;
            direction: rtl;
            unicode-bidi: bidi-override;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            cursor: pointer;
            color: #ddd6cc;
            transition: color 0.15s;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #febc2e;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 1.2rem 0;
        }
        .link-list-inline li::before {
            content: "•";
            color: #d45a2b;
            margin-right: 0.4rem;
        }
        .site-footer {
            background: #0f1a2e;
            color: #c8d0dc;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #febc2e;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .site-footer a {
            color: #b0c0d4;
        }
        .site-footer a:hover {
            color: #febc2e;
        }
        friend-link {
            display: block;
            margin: 1rem 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            margin-bottom: 0.4rem;
        }
        .copyright {
            border-top: 1px solid #2a3a54;
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.9rem;
            color: #8a9aaa;
        }
        @media (max-width: 900px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
                margin-top: 2rem;
            }
            h1 {
                font-size: 2rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.4rem;
                padding: 1rem 0 0.5rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.8rem;
            }
            .main-nav a {
                padding: 0.5rem 0.8rem;
                width: 100%;
            }
            .nav-toggle:checked~.main-nav {
                display: flex;
            }
            .header-inner {
                position: relative;
            }
            .hero {
                padding: 2rem 0 1.5rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 1rem;
            }
            .form-card {
                padding: 1.2rem;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.5rem;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
            .hero-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .text-center {
            text-align: center;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }