*,
        *::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: #f8fafc;
            color: #1e293b;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0ea5e9;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #0369a1;
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid #0ea5e9;
            outline-offset: 2px;
            border-radius: 2px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #0f172a;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 1rem;
            background: #0ea5e9;
            color: #fff;
            padding: 0.6rem 1.2rem;
            border-radius: 0 0 6px 6px;
            z-index: 9999;
            font-weight: 600;
        }
        .skip-link:focus {
            top: 0;
        }
        .site-header {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #f1f5f9;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            color: #facc15;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            font-size: 1.9rem;
            color: #0ea5e9;
        }
        .my-logo:hover {
            color: #fde047;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            font-size: 0.85rem;
            color: #94a3b8;
            display: block;
            line-height: 1.2;
        }
        .my-logo small {
            font-weight: 400;
            font-size: 0.7rem;
            color: #64748b;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #f1f5f9;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-toggle:focus-visible {
            outline: 2px solid #facc15;
            outline-offset: 2px;
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #cbd5e1;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: rgba(255, 255, 255, 0.12);
            color: #facc15;
            text-decoration: none;
        }
        .main-nav a.active {
            color: #facc15;
            background: rgba(250, 204, 21, 0.1);
        }
        .breadcrumb {
            background: #e2e8f0;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            color: #475569;
        }
        .breadcrumb ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #94a3b8;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #0ea5e9;
        }
        .breadcrumb a:hover {
            color: #0369a1;
        }
        .breadcrumb .current {
            color: #1e293b;
            font-weight: 500;
        }
        .hero-image {
            margin: 1.8rem 0 1.2rem;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            background: #fff;
        }
        .hero-image img {
            width: 100%;
            height: auto;
            max-height: 460px;
            object-fit: cover;
        }
        .hero-image figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #475569;
            background: #f1f5f9;
            font-style: italic;
        }
        .content-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.8rem 2rem;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
            margin-bottom: 2rem;
        }
        .content-card p:last-child {
            margin-bottom: 0;
        }
        .interview-block {
            background: #f1f5f9;
            border-left: 4px solid #0ea5e9;
            padding: 1.2rem 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 1.6rem 0;
        }
        .interview-block .speaker {
            font-weight: 700;
            color: #0f172a;
        }
        .interview-block .speaker i {
            color: #0ea5e9;
            margin-right: 0.4rem;
        }
        .data-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.2rem;
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            padding: 1.5rem;
            margin: 1.6rem 0;
        }
        .data-item {
            text-align: center;
            padding: 0.6rem;
        }
        .data-item .number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #0ea5e9;
            display: block;
        }
        .data-item .label {
            font-size: 0.85rem;
            color: #475569;
            font-weight: 500;
        }
        .rating-area {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem 2rem;
            margin: 1.2rem 0;
            padding: 1rem 1.4rem;
            background: #f1f5f9;
            border-radius: 10px;
        }
        .stars-input {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.3rem;
        }
        .stars-input input {
            display: none;
        }
        .stars-input label {
            font-size: 1.6rem;
            color: #cbd5e1;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars-input label:hover,
        .stars-input label:hover~label,
        .stars-input input:checked~label {
            color: #facc15;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.2s, box-shadow 0.2s;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #0ea5e9;
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
            outline: none;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            background: #0ea5e9;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .btn:hover {
            background: #0284c7;
            transform: translateY(-1px);
        }
        .btn:active {
            transform: translateY(0);
        }
        .btn:focus-visible {
            outline: 2px solid #0f172a;
            outline-offset: 2px;
        }
        .btn-secondary {
            background: #475569;
        }
        .btn-secondary:hover {
            background: #334155;
        }
        friend-link {
            display: block;
            padding: 1.2rem 0;
        }
        .friend-links-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 1.4rem;
            padding: 0;
            margin: 0.6rem 0 0;
        }
        .friend-links-list li a {
            font-size: 0.9rem;
            color: #0ea5e9;
        }
        .friend-links-list li a:hover {
            color: #0369a1;
        }
        .site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 2rem 0 1.2rem;
            margin-top: auto;
            font-size: 0.9rem;
        }
        .site-footer .copyright {
            text-align: center;
            padding-top: 1rem;
            border-top: 1px solid #1e293b;
            margin-top: 1rem;
            color: #64748b;
            font-size: 0.85rem;
        }
        .site-footer .copyright strong {
            color: #cbd5e1;
        }
        @media (max-width: 860px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.2rem;
                padding-top: 0.6rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.4rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 0.8rem;
                width: 100%;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.45rem;
            }
            .content-card {
                padding: 1.2rem 1rem;
            }
            .data-box {
                grid-template-columns: repeat(2, 1fr);
                padding: 1rem;
            }
            .hero-image {
                margin: 1rem 0;
            }
            .hero-image img {
                max-height: 260px;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .data-box {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .data-item .number {
                font-size: 1.6rem;
            }
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
            .container {
                padding: 0 0.8rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        @media print {
            .site-header {
                position: static;
                background: #fff;
                color: #000;
            }
            .nav-toggle,
            .main-nav {
                display: none !important;
            }
            .site-footer {
                background: #fff;
                color: #333;
            }
            .breadcrumb {
                background: #f0f0f0;
            }
            .content-card {
                box-shadow: none;
                border: 1px solid #ddd;
            }
            .hero-image img {
                max-height: 300px;
            }
            .btn {
                display: none;
            }
        }