* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f5f2eb;
            color: #2c2c2c;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #1a6b3c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0d4a2a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: #1d3b2f;
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f5d742;
            text-shadow: 2px 2px 0 #0d2b1f;
        }
        .my-logo a {
            color: #f5d742;
            text-decoration: none;
        }
        .my-logo a:hover {
            color: #ffe066;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 14px;
            font-weight: 400;
            color: #bcd9cb;
            display: block;
            letter-spacing: 0;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 28px;
            cursor: pointer;
            padding: 4px 8px;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        nav a {
            color: #e6f0ea;
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 500;
            font-size: 15px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        nav a:hover {
            background: #2d5a47;
            color: #fff;
            text-decoration: none;
        }
        nav a i {
            margin-right: 6px;
        }
        .breadcrumb {
            background: #e8e2d8;
            padding: 10px 0;
            font-size: 14px;
            border-bottom: 1px solid #d6cdc0;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #8a7e6e;
        }
        .breadcrumb a {
            color: #1a6b3c;
        }
        .breadcrumb .current {
            color: #5a4f40;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #1d3b2f 0%, #2d5a47 50%, #1a4a36 100%);
            color: #fff;
            padding: 60px 20px 50px;
            text-align: center;
            border-bottom: 6px solid #f5d742;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            max-width: 900px;
            margin: 0 auto 16px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 20px;
            opacity: 0.92;
        }
        .hero .meta-info {
            font-size: 0.95rem;
            opacity: 0.8;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero .meta-info i {
            margin-right: 6px;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            max-width: 1200px;
            margin: 40px auto;
            padding: 0 20px;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
        }
        .content-article h2 {
            font-size: 1.9rem;
            color: #1d3b2f;
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #f5d742;
        }
        .content-article h3 {
            font-size: 1.4rem;
            color: #2d5a47;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .content-article h4 {
            font-size: 1.15rem;
            color: #3a6b55;
            margin-top: 20px;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .content-article p {
            margin-bottom: 16px;
            text-align: justify;
        }
        .content-article ul,
        .content-article ol {
            margin: 12px 0 20px 24px;
        }
        .content-article li {
            margin-bottom: 8px;
        }
        .content-article .highlight-box {
            background: #eaf4ee;
            border-left: 5px solid #1a6b3c;
            padding: 20px 24px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
        }
        .content-article .highlight-box i {
            color: #1a6b3c;
            margin-right: 8px;
        }
        .content-article .emoji-big {
            font-size: 1.6rem;
            margin-right: 6px;
        }
        .featured-image {
            margin: 28px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: #eaf4ee;
            padding: 10px 16px;
            font-size: 0.9rem;
            color: #3a5a4a;
            font-style: italic;
        }
        .sidebar {
            background: #fff;
            border-radius: 12px;
            padding: 24px 20px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar h3 {
            font-size: 1.3rem;
            color: #1d3b2f;
            margin-bottom: 16px;
            border-bottom: 2px solid #f5d742;
            padding-bottom: 8px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 10px;
            border-bottom: 1px solid #f0ebe4;
            padding-bottom: 10px;
        }
        .sidebar li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }
        .sidebar li a i {
            color: #1a6b3c;
            font-size: 0.9rem;
        }
        .search-section {
            background: #eaf4ee;
            padding: 24px 20px;
            border-radius: 12px;
            margin: 32px 0;
        }
        .search-section form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid #c4d9ce;
            border-radius: 8px;
            font-size: 16px;
            outline: none;
            transition: border 0.2s;
        }
        .search-section input[type="text"]:focus {
            border-color: #1a6b3c;
        }
        .search-section button {
            padding: 12px 28px;
            background: #1a6b3c;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-section button:hover {
            background: #0d4a2a;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0;
        }
        @media (max-width: 768px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #fff;
            border-radius: 12px;
            padding: 24px 20px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }
        .feedback-card h3 {
            font-size: 1.3rem;
            color: #1d3b2f;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border: 2px solid #d6cdc0;
            border-radius: 8px;
            font-size: 15px;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1a6b3c;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 12px 20px;
            background: #1a6b3c;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #0d4a2a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 28px;
            color: #d6cdc0;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b342;
        }
        footer {
            background: #1d3b2f;
            color: #e6f0ea;
            padding: 40px 20px 20px;
            margin-top: 60px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-inner h4 {
            color: #f5d742;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .footer-inner a {
            color: #bcd9cb;
        }
        .footer-inner a:hover {
            color: #f5d742;
            text-decoration: none;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            margin-bottom: 8px;
        }
        .footer-inner li a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        friend-link {
            display: block;
            background: #0d2b1f;
            padding: 20px 24px;
            border-radius: 8px;
            margin-top: 20px;
            border-left: 4px solid #f5d742;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 8px 4px 0;
            padding: 4px 12px;
            background: #2d5a47;
            border-radius: 20px;
            font-size: 0.9rem;
            color: #fff;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: #f5d742;
            color: #1d3b2f;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid #3a5a4a;
            font-size: 0.9rem;
            color: #a0b8ac;
        }
        .copyright strong {
            color: #f5d742;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 12px;
                gap: 4px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 12px 16px;
                border-top: 1px solid #2d5a47;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .breadcrumb ol {
                font-size: 13px;
                gap: 4px 8px;
            }
            .my-logo {
                font-size: 22px;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 12px;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                min-width: auto;
            }
        }
        @media print {
            header,
            .breadcrumb,
            .sidebar,
            .search-section,
            .feedback-grid,
            footer {
                display: none;
            }
            .hero {
                background: #fff;
                color: #000;
                padding: 20px;
                border-bottom: 2px solid #ccc;
            }
            .hero h1 {
                color: #000;
                text-shadow: none;
            }
            .main-grid {
                display: block;
            }
            body {
                font-size: 12px;
            }
        }