*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #fef9f0;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #d45a2e;
            text-decoration: underline;
            transition: color 0.2s;
        }
        a:hover {
            color: #a03e1d;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #1e1e2a;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(135deg, #ff8a2e 0%, #ff5722 100%);
            padding: 0.75rem 0;
            box-shadow: 0 4px 18px rgba(255, 87, 34, 0.25);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: #fff;
            text-decoration: none;
            letter-spacing: -0.02em;
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.15);
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.03);
            color: #fff;
        }
        .my-logo i {
            font-size: 2rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .main-nav a {
            color: #fff;
            text-decoration: none;
            padding: 0.5rem 0.9rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.92rem;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.25rem 0.5rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.18);
        }
        .breadcrumb {
            background: #fff6ed;
            padding: 0.6rem 0;
            border-bottom: 1px solid #f0dbd0;
            font-size: 0.85rem;
        }
        .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: #b07a62;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #b05a32;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: #4d2e1f;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #fbd9b5 0%, #ffc49b 100%);
            border-radius: 24px;
            padding: 2.5rem 2rem;
            margin: 1.5rem 0 2.5rem;
            box-shadow: 0 8px 32px rgba(255, 87, 34, 0.12);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
        }
        .hero-text {
            flex: 2 1 280px;
        }
        .hero-text h1 {
            font-size: 2.4rem;
            font-weight: 900;
            color: #2d1b0e;
            margin-bottom: 0.75rem;
            line-height: 1.15;
        }
        .hero-text p {
            font-size: 1.1rem;
            color: #3f2a1b;
            max-width: 600px;
        }
        .hero-img {
            flex: 1 1 200px;
            border-radius: 18px;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
            background: #fff2e6;
            padding: 0.5rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 2.5rem;
            margin: 2rem 0 3rem;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            min-width: 0;
        }
        .section-card {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2rem 2.5rem;
            margin-bottom: 2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #f3e4d8;
            transition: box-shadow 0.25s;
        }
        .section-card:hover {
            box-shadow: 0 8px 36px rgba(0, 0, 0, 0.07);
        }
        .section-card h2 {
            font-size: 1.8rem;
            margin-bottom: 1.2rem;
            border-left: 5px solid #ff6a2e;
            padding-left: 1rem;
            color: #2d1b0e;
        }
        .section-card h3 {
            font-size: 1.35rem;
            margin: 1.5rem 0 0.8rem;
            color: #3f2a1b;
        }
        .section-card h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.6rem;
            color: #4d3628;
        }
        .section-card p {
            margin-bottom: 1rem;
            color: #2d2d3a;
        }
        .section-card ul,
        .section-card ol {
            margin-bottom: 1rem;
        }
        .section-card li {
            margin-bottom: 0.4rem;
        }
        .img-placeholder {
            background: linear-gradient(135deg, #f8d5b8, #f5b88c);
            border-radius: 14px;
            padding: 1.2rem;
            text-align: center;
            color: #4d2e1f;
            font-weight: 600;
            margin: 1.2rem 0;
            border: 2px dashed #d48a60;
            min-height: 180px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0.3rem;
        }
        .img-placeholder i {
            font-size: 2.8rem;
            color: #b05a32;
        }
        .img-placeholder span {
            font-size: 0.9rem;
            opacity: 0.8;
        }
        .widget {
            background: #fff;
            border-radius: 18px;
            padding: 1.6rem 1.4rem;
            margin-bottom: 1.8rem;
            border: 1px solid #f0dbd0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
        }
        .widget h3 {
            font-size: 1.25rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid #ffc49b;
            padding-bottom: 0.5rem;
            color: #2d1b0e;
        }
        .widget ul {
            list-style: none;
            padding: 0;
        }
        .widget li {
            padding: 0.35rem 0;
            border-bottom: 1px solid #f5e6dc;
        }
        .widget li:last-child {
            border-bottom: none;
        }
        .widget a {
            text-decoration: none;
            font-weight: 500;
            color: #4d3628;
        }
        .widget a:hover {
            color: #d45a2e;
            text-decoration: underline;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #2d1b0e;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #e8d6c8;
            border-radius: 12px;
            font-size: 0.95rem;
            background: #fefcf9;
            transition: border-color 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #ff6a2e;
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 106, 46, 0.15);
        }
        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }
        .btn {
            background: #ff6a2e;
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background: #e0551f;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background: #4d3628;
        }
        .btn-secondary:hover {
            background: #2d1b0e;
        }
        .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: #ddd0c4;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #ffb82e;
        }
        .site-footer {
            background: #1e1e2a;
            color: #cfcfdd;
            padding: 2.5rem 0 1.8rem;
            margin-top: 3rem;
            border-top: 4px solid #ff6a2e;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-inner h4 {
            color: #fff;
            margin-bottom: 0.8rem;
            font-size: 1.1rem;
        }
        .footer-inner a {
            color: #f0c0a0;
            text-decoration: none;
        }
        .footer-inner a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            margin-bottom: 0.4rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.8rem;
            margin-top: 2rem;
            border-top: 1px solid #3a3a4a;
            font-size: 0.88rem;
            color: #9a9aaa;
        }
        .copyright strong {
            color: #e0d0c0;
        }
        friend-link {
            display: block;
            padding: 1.2rem 0;
            border-top: 1px solid #3a3a4a;
            margin-top: 1.2rem;
            font-size: 0.9rem;
        }
        friend-link a {
            color: #f0c0a0;
            text-decoration: none;
            margin: 0 0.5rem 0 0;
            display: inline-block;
        }
        friend-link a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .schema-hidden {
            display: none;
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(255, 87, 34, 0.95);
                border-radius: 16px;
                padding: 0.75rem 0.5rem;
                margin-top: 0.5rem;
                gap: 0.15rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 10px;
            }
            .section-card {
                padding: 1.4rem 1.2rem;
            }
        }
        @media (max-width: 540px) {
            .hero {
                padding: 1.5rem 1.2rem;
            }
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.5rem;
            }
        }