*,
        *::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: #fafaf8;
            color: #1e2a2f;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #0f6c4a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #b8860b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #0b3b2c;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #e0b354;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.25rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 0.5rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0b3b2c 0%, #1a6b4c 100%);
            color: #fff;
            padding: 1rem 0;
            border-radius: 0 0 24px 24px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            position: relative;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(to right, #f5d78e, #ffd966);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f5d78e;
            font-size: 1.8rem;
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-bar a {
            color: #f0f7f3;
            padding: 0.5rem 0.9rem;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .nav-bar a:hover,
        .nav-bar a:focus {
            background: rgba(255, 215, 0, 0.2);
            color: #ffd966;
            text-decoration: none;
        }
        .nav-bar .active {
            background: #ffd966;
            color: #0b3b2c;
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #f1f5f0;
            padding: 0.6rem 1rem;
            border-radius: 40px;
            margin: 1rem 0 1.5rem 0;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            align-items: center;
        }
        .breadcrumb a {
            color: #0f6c4a;
        }
        .breadcrumb span {
            color: #4a5f56;
        }
        .breadcrumb .sep {
            color: #aab7b0;
        }
        .hero-wrap {
            margin: 1.5rem 0 2rem 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
            position: relative;
            background: #dce9e0;
        }
        .hero-wrap img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .hero-caption {
            background: linear-gradient(to top, rgba(11, 59, 44, 0.85), transparent);
            padding: 1.5rem 2rem 1rem 2rem;
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            color: #fff;
        }
        .hero-caption h2 {
            border: none;
            color: #ffd966;
            font-size: 1.6rem;
            margin: 0;
            padding: 0;
        }
        .hero-caption p {
            margin: 0.3rem 0 0 0;
            font-size: 1rem;
            opacity: 0.9;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 1.5rem 2rem;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
            margin: 2rem 0;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1 1 220px;
            padding: 0.75rem 1.2rem;
            border: 2px solid #dce4df;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #0f6c4a;
        }
        .search-form button {
            background: #0f6c4a;
            color: #fff;
            border: none;
            padding: 0.75rem 1.8rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #0b5a3d;
            transform: scale(1.02);
        }
        .search-form button:active {
            transform: scale(0.98);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            margin: 2rem 0 3rem 0;
        }
        .main-article {
            background: #fff;
            border-radius: 24px;
            padding: 2rem 1.8rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.8rem;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 20px;
            padding: 1.5rem 1.5rem;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
        }
        .sidebar-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            border-bottom: 2px solid #e0b354;
            padding-bottom: 0.4rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0.8rem 0 0 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #edf2ef;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .sidebar-card a i {
            font-size: 0.8rem;
            color: #b8860b;
        }
        friend-link {
            display: block;
            background: #1e2a2f;
            color: #eae6d9;
            padding: 2rem 1.5rem;
            border-radius: 24px 24px 0 0;
            margin-top: 3rem;
        }
        friend-link .friend-inner {
            max-width: 1200px;
            margin: 0 auto;
        }
        friend-link h3 {
            color: #ffd966;
            border-bottom: 2px solid #4a6b5a;
            padding-bottom: 0.4rem;
            margin-top: 0;
            font-size: 1.3rem;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.8rem;
            margin-top: 1rem;
        }
        friend-link li {
            margin: 0;
        }
        friend-link a {
            color: #cfdfd4;
            font-weight: 400;
            transition: color 0.2s;
        }
        friend-link a:hover {
            color: #ffd966;
            text-decoration: underline;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2.5rem 0 1rem 0;
        }
        .feedback-card {
            background: #f6f9f7;
            border-radius: 20px;
            padding: 1.5rem 1.8rem;
            border: 1px solid #e2ebe5;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #dce4df;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
            background: #fff;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #0f6c4a;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card button {
            background: #0f6c4a;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #0b5a3d;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d4d4d4;
            cursor: default;
        }
        .rating-stars .fas.fa-star {
            color: #f5b342;
        }
        .site-footer {
            background: #0b3b2c;
            color: #cfdfd4;
            text-align: center;
            padding: 1.5rem 1rem;
            border-radius: 0 0 24px 24px;
            font-size: 0.9rem;
        }
        .site-footer .copyright {
            margin-top: 0.5rem;
            font-size: 0.85rem;
            opacity: 0.8;
        }
        .last-update {
            display: inline-block;
            background: #f1f5f0;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #3a5a4a;
            margin-bottom: 1rem;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 0.6rem;
            }
            .header-inner {
                padding: 0 0.8rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .nav-bar {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0b3b2c;
                padding: 0.8rem 0.5rem;
                border-radius: 16px;
                margin-top: 0.8rem;
                gap: 0.2rem;
            }
            .nav-bar.open {
                display: flex;
            }
            .nav-bar a {
                padding: 0.6rem 1rem;
                width: 100%;
                border-radius: 12px;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .main-article {
                padding: 1.2rem 1rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .hero-caption h2 {
                font-size: 1.2rem;
            }
            .hero-caption p {
                font-size: 0.85rem;
            }
            .search-section {
                padding: 1.2rem 1rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                width: 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            friend-link ul {
                flex-direction: column;
                gap: 0.4rem;
            }
            .sidebar-card ul {
                columns: 1;
            }
            .breadcrumb {
                font-size: 0.8rem;
                flex-wrap: wrap;
            }
        }
        @media (min-width: 769px) {
            .content-grid {
                grid-template-columns: 1fr 300px;
            }
            .nav-bar {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        @media (min-width: 1024px) {
            .main-article {
                padding: 2.8rem 3rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .highlight {
            background: #fdf6e3;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            font-weight: 600;
        }
        .stat-box {
            background: #eef4f0;
            border-left: 5px solid #e0b354;
            padding: 1rem 1.5rem;
            border-radius: 0 16px 16px 0;
            margin: 1.5rem 0;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .linked-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.6rem 1.2rem;
            margin: 1rem 0;
        }
        .linked-list-grid a {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.2rem 0;
        }
        .btn-outline {
            display: inline-block;
            border: 2px solid #0f6c4a;
            color: #0f6c4a;
            padding: 0.4rem 1.2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.2s;
        }
        .btn-outline:hover {
            background: #0f6c4a;
            color: #fff;
            text-decoration: none;
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #e8efe9;
        }
        ::-webkit-scrollbar-thumb {
            background: #4a7d64;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #0f6c4a;
        }