*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f5f0e8;
            color: #1e2b1c;
            line-height: 1.75;
            padding: 0 1rem;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #2d5a27;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus {
            color: #c9a84c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1e3a1a;
            margin: 1.5rem 0 0.5rem;
            line-height: 1.15;
            letter-spacing: -0.02em;
            border-left: 6px solid #c9a84c;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 2rem;
            color: #2d5a27;
            margin: 2.5rem 0 1rem;
            line-height: 1.2;
            border-bottom: 2px solid #dcd4c4;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #3b6b35;
            margin: 2rem 0 0.75rem;
            line-height: 1.25;
        }
        h4 {
            font-size: 1.2rem;
            color: #4a7a42;
            margin: 1.25rem 0 0.5rem;
            line-height: 1.3;
            font-weight: 600;
        }
        p {
            margin: 0.75rem 0;
            font-size: 1.05rem;
            color: #2a3028;
        }
        .text-muted {
            color: #5a6a56;
            font-size: 0.95rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0;
            border-bottom: 2px solid #dcd4c4;
            position: relative;
            background: #f5f0e8;
        }
        .my-logo {
            font-size: 2.1rem;
            font-weight: 800;
            color: #1e3a1a;
            letter-spacing: -0.03em;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            text-decoration: none;
        }
        .my-logo:hover {
            color: #c9a84c;
            text-decoration: none;
        }
        .my-logo i {
            color: #c9a84c;
            font-size: 2rem;
        }
        .my-logo span {
            background: linear-gradient(135deg, #1e3a1a, #3b6b35);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 1.8rem;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            font-weight: 600;
            font-size: 1rem;
            padding: 0.3rem 0;
            position: relative;
            color: #2d5a27;
        }
        .nav-list li a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: #c9a84c;
            transition: width 0.3s;
        }
        .nav-list li a:hover::after,
        .nav-list li a:focus::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #2d5a27;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #e0d8cc;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0.6rem 0 0.2rem;
            margin: 0 0 0.5rem;
            font-size: 0.9rem;
            color: #5a6a56;
        }
        .breadcrumb li+li::before {
            content: '›';
            padding: 0 0.6rem;
            color: #aab8a4;
        }
        .breadcrumb a {
            color: #3b6b35;
        }
        .breadcrumb a:hover {
            color: #c9a84c;
        }
        .hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
            padding: 2rem 0 1.5rem;
        }
        .hero-content h1 {
            border-left-color: #c9a84c;
            margin-top: 0;
        }
        .hero-content p {
            font-size: 1.15rem;
            color: #3a4a36;
            max-width: 600px;
        }
        .hero-image {
            border-radius: 16px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            background: #e8e0d4;
            padding: 0.5rem;
        }
        .hero-image img {
            border-radius: 12px;
        }
        .section-card {
            background: #ffffffec;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            margin: 2rem 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            border: 1px solid #e6ddd0;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .feature-item {
            background: #faf7f2;
            padding: 1.5rem;
            border-radius: 12px;
            border-left: 4px solid #c9a84c;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .feature-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
        }
        .feature-item i {
            font-size: 2rem;
            color: #2d5a27;
            margin-bottom: 0.6rem;
        }
        .feature-item h4 {
            margin-top: 0;
        }
        .stat-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.8rem;
            justify-content: space-around;
            background: #2d5a27;
            color: #f5f0e8;
            border-radius: 16px;
            padding: 2rem 1.5rem;
            margin: 2rem 0;
        }
        .stat-item {
            text-align: center;
            flex: 1 1 140px;
        }
        .stat-item .num {
            font-size: 2.6rem;
            font-weight: 800;
            color: #c9a84c;
            display: block;
        }
        .stat-item .label {
            font-size: 0.95rem;
            opacity: 0.9;
        }
        .form-group {
            margin: 1.2rem 0;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            color: #2d5a27;
            margin-bottom: 0.3rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #dcd4c4;
            border-radius: 8px;
            font-size: 1rem;
            background: #fefcf9;
            transition: border 0.2s, box-shadow 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #c9a84c;
            box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.2);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #2d5a27;
            color: #fff;
        }
        .btn:hover {
            background: #1e3a1a;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #c9a84c;
            color: #1e2b1c;
        }
        .btn-secondary:hover {
            background: #b8973a;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #dcd4c4;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            transition: color 0.2s, transform 0.1s;
            color: #dcd4c4;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #c9a84c;
            transform: scale(1.1);
        }
        .comment-item {
            background: #faf7f2;
            border-radius: 10px;
            padding: 1rem 1.4rem;
            margin: 0.8rem 0;
            border-left: 3px solid #c9a84c;
        }
        .comment-item .author {
            font-weight: 700;
            color: #2d5a27;
        }
        .comment-item .date {
            font-size: 0.85rem;
            color: #7a8a76;
        }
        .site-footer {
            border-top: 2px solid #dcd4c4;
            padding: 2rem 0 1.5rem;
            margin-top: 3rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: 1.5rem;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            color: #5a6a56;
        }
        friend-link {
            display: block;
            font-style: normal;
            background: #e8e0d4;
            border-radius: 12px;
            padding: 1rem 1.5rem;
            margin: 1rem 0;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            padding: 0.2rem 0.8rem;
            margin: 0.2rem 0.1rem;
            background: #fff;
            border-radius: 20px;
            font-weight: 500;
            border: 1px solid #dcd4c4;
            transition: background 0.2s, border-color 0.2s;
        }
        friend-link a:hover {
            background: #c9a84c;
            border-color: #c9a84c;
            color: #fff;
            text-decoration: none;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.8rem;
        }
        .footer-links a {
            font-size: 0.9rem;
            color: #3b6b35;
        }
        @media (max-width: 900px) {
            .hero {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .section-card {
                padding: 1.2rem 1rem;
            }
        }
        @media (max-width: 768px) {
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #f5f0e8;
                border: 1px solid #dcd4c4;
                border-radius: 12px;
                padding: 1rem 1.2rem;
                gap: 0.8rem;
                z-index: 100;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
            }
            .nav-list.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .nav-wrapper {
                position: relative;
            }
            .site-footer {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .stat-row {
                flex-direction: column;
                align-items: center;
            }
            .stat-item .num {
                font-size: 2rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.6rem;
            }
            h1 {
                font-size: 1.8rem;
                padding-left: 0.8rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .section-card {
                padding: 1rem 0.8rem;
            }
        }
        .last-updated {
            display: inline-block;
            background: #e8e0d4;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #3a4a36;
            margin: 0.5rem 0 1rem;
        }
        .tag {
            display: inline-block;
            background: #2d5a27;
            color: #f5f0e8;
            font-size: 0.75rem;
            padding: 0.2rem 0.8rem;
            border-radius: 30px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .inline-icon {
            margin-right: 0.3rem;
            color: #c9a84c;
        }
        .back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #2d5a27;
            color: #fff;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
            transition: background 0.2s, transform 0.2s;
            z-index: 90;
            border: none;
            cursor: pointer;
        }
        .back-to-top:hover {
            background: #1e3a1a;
            transform: translateY(-4px);
        }
        @media (max-width: 600px) {
            .back-to-top {
                bottom: 1rem;
                right: 1rem;
                width: 38px;
                height: 38px;
                font-size: 1.1rem;
            }
        }