* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background-color: #f9f7f2;
            color: #1e2a2f;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        a {
            color: #2a6f6f;
            text-decoration: none;
            transition: color 0.2s, border-bottom 0.2s;
            border-bottom: 1px solid transparent;
        }
        a:hover,
        a:focus-visible {
            color: #b85c3a;
            border-bottom-color: #b85c3a;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }
        h1,
        h2,
        h3,
        h4 {
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: #142126;
        }
        h1 {
            font-size: 2.4rem;
            margin: 1.8rem 0 1rem;
            border-left: 6px solid #2a6f6f;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2.8rem 0 1rem;
            border-bottom: 2px solid #d9cdb8;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.8rem 0 0.6rem;
            color: #2a4f4f;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem;
            color: #3b5e5e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            padding: 0 0.5rem;
        }
        header {
            padding: 1.2rem 0 0.6rem;
            border-bottom: 1px solid #e2d7c8;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 700;
            letter-spacing: -0.03em;
            color: #1e3a3a;
            border: none;
            background: linear-gradient(145deg, #1e3a3a, #2a6f6f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo:hover {
            border: none;
            opacity: 0.85;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #5e6e6e;
            color: #5e6e6e;
            background: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.7rem;
            color: #1e2a2f;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
        }
        .nav-toggle:hover {
            background: #e2d7c8;
        }
        nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            align-items: center;
        }
        nav a {
            font-weight: 500;
            padding: 0.2rem 0;
            border-bottom: 2px solid transparent;
            font-size: 0.95rem;
        }
        nav a:hover {
            border-bottom-color: #2a6f6f;
        }
        .breadcrumb {
            width: 100%;
            padding: 0.5rem 0 0.2rem;
            font-size: 0.85rem;
            color: #5e6e6e;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb i {
            margin: 0 0.2rem;
        }
        .breadcrumb a {
            border: none;
            color: #2a6f6f;
        }
        .breadcrumb a:hover {
            border-bottom: 1px solid;
        }
        .search-wrap {
            background: #ece6db;
            padding: 1.4rem 1.8rem;
            border-radius: 20px;
            margin: 2rem 0 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
        }
        .search-wrap label {
            font-weight: 600;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-wrap form {
            display: flex;
            flex: 1;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .search-wrap input[type="text"] {
            flex: 1;
            min-width: 160px;
            padding: 0.7rem 1rem;
            border: 1px solid #c5b8a8;
            border-radius: 40px;
            font-size: 0.95rem;
            background: white;
        }
        .search-wrap button {
            background: #2a6f6f;
            color: white;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .search-wrap button:hover {
            background: #1e4f4f;
        }
        figure {
            margin: 2rem 0 1.8rem;
            text-align: center;
        }
        figure img {
            width: 100%;
            max-width: 960px;
            margin: 0 auto;
            border-radius: 16px;
        }
        figcaption {
            font-size: 0.9rem;
            color: #5e6e6e;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0 1.5rem;
        }
        @media (max-width: 700px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: #ffffffd9;
            backdrop-filter: blur(4px);
            padding: 1.6rem 1.8rem;
            border-radius: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #eae3d8;
        }
        .card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.6rem;
        }
        .card textarea,
        .card select,
        .card input[type="number"] {
            padding: 0.6rem 0.9rem;
            border: 1px solid #d0c4b4;
            border-radius: 12px;
            font-size: 0.95rem;
            background: white;
            width: 100%;
        }
        .card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .card button {
            align-self: flex-start;
            background: #2a6f6f;
            color: white;
            border: none;
            padding: 0.6rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .card button:hover {
            background: #1e4f4f;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d4b483;
            cursor: pointer;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #b88a4a;
        }
        friend-link {
            display: block;
            padding: 1.2rem 0 0.6rem;
            font-size: 0.95rem;
            color: #3e4e4e;
        }
        friend-link a {
            margin: 0 0.6rem 0 0;
            border: none;
        }
        friend-link a:hover {
            border-bottom: 1px solid;
        }
        footer {
            border-top: 1px solid #d9cdb8;
            padding: 1.8rem 0 2.5rem;
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #4e5e5e;
        }
        footer .copyright {
            margin-top: 1rem;
            font-size: 0.85rem;
            color: #6e7e7e;
        }
        @media (max-width: 720px) {
            header {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 0.8rem 0 0.4rem;
                gap: 0.3rem;
            }
            nav.open {
                display: flex;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media (min-width: 721px) {
            .nav-toggle {
                display: none !important;
            }
            nav {
                display: flex !important;
            }
        }
        .highlight {
            background: #f0ebe0;
            padding: 0.1rem 0.4rem;
            border-radius: 6px;
            font-weight: 500;
        }
        .insight-box {
            background: #e7f0ed;
            border-left: 5px solid #2a6f6f;
            padding: 1.2rem 1.6rem;
            border-radius: 12px;
            margin: 1.6rem 0;
        }
        .insight-box i {
            margin-right: 0.5rem;
            color: #2a6f6f;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 1rem;
            margin: 1.2rem 0;
        }
        .stat-item {
            background: #f5f0e8;
            padding: 0.8rem 1rem;
            border-radius: 16px;
            text-align: center;
            font-weight: 500;
        }
        .stat-item span {
            display: block;
            font-size: 0.8rem;
            color: #5e6e6e;
            font-weight: 400;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        th,
        td {
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 1px solid #eae3d8;
        }
        th {
            background: #e2d7c8;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        html {
            scroll-behavior: smooth;
        }
        :focus-visible {
            outline: 2px solid #2a6f6f;
            outline-offset: 2px;
        }