*,
        *::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, BlinkMacSystemFont, sans-serif;
            background: #fbf7f0;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c44536;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #a13226;
            text-decoration: underline;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: #1e2a3a;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 1.2rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.8rem;
            margin-bottom: 0.8rem;
            border-left: 5px solid #f4a261;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            margin-bottom: 0.6rem;
            color: #2a3b4c;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.5rem;
            margin-bottom: 0.4rem;
            color: #3d4f63;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.4rem 1.8rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        blockquote {
            border-left: 4px solid #f4a261;
            padding: 0.8rem 1.2rem;
            margin: 1.5rem 0;
            background: #fef9f0;
            font-style: italic;
            border-radius: 0 8px 8px 0;
        }
        hr {
            border: none;
            border-top: 2px dashed #d9c8b2;
            margin: 2.5rem 0;
        }
        .highlight {
            background: #fef1e0;
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #f4a261;
            color: #1e2a3a;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.03em;
        }
        .container {
            width: 100%;
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 0.5rem;
        }
        header {
            padding: 1.2rem 0 0.6rem;
            border-bottom: 2px solid #e8dccc;
            margin-bottom: 1.2rem;
            background: #fffcf7;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #c44536;
            letter-spacing: -0.03em;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo span {
            background: #f4a261;
            color: #1e2a3a;
            padding: 0 0.5rem;
            border-radius: 8px;
            font-size: 1.6rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: #6a7a8a;
            display: block;
            margin-top: -4px;
            letter-spacing: 0.1em;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        nav a {
            padding: 0.4rem 0.9rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            color: #2a3b4c;
            transition: all 0.2s;
        }
        nav a:hover {
            background: #f4a261;
            color: #1e2a3a;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #2a3b4c;
            padding: 0.2rem 0.5rem;
        }
        .nav-mobile {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .breadcrumb {
            padding: 0.5rem 0 0.2rem;
            font-size: 0.85rem;
            color: #6a7a8a;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
        }
        .breadcrumb a {
            color: #6a7a8a;
        }
        .breadcrumb a:hover {
            color: #c44536;
        }
        .breadcrumb span {
            color: #9a8a7a;
        }
        .hero-img {
            border-radius: 20px;
            margin: 1.8rem 0 2.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            width: 100%;
            object-fit: cover;
            max-height: 420px;
        }
        .search-box {
            background: #fff;
            border-radius: 50px;
            padding: 0.2rem 0.2rem 0.2rem 1.5rem;
            display: flex;
            align-items: center;
            max-width: 520px;
            margin: 1.8rem 0 2.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #e8dccc;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 0.8rem 0;
            font-size: 1rem;
            background: transparent;
            outline: none;
            font-family: inherit;
            color: #1e2a3a;
        }
        .search-box input::placeholder {
            color: #9a8a7a;
        }
        .search-box button {
            background: #f4a261;
            border: none;
            border-radius: 50px;
            padding: 0.7rem 1.8rem;
            font-weight: 700;
            color: #1e2a3a;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-box button:hover {
            background: #e8924a;
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0 3rem;
            background: #fffcf7;
            padding: 1.8rem 2rem;
            border-radius: 24px;
            border: 1px solid #e8dccc;
        }
        .interact-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.3rem;
        }
        .interact-card textarea,
        .interact-card input {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #d9c8b2;
            border-radius: 12px;
            font-family: inherit;
            font-size: 0.95rem;
            background: #fff;
            transition: border 0.2s;
            resize: vertical;
        }
        .interact-card textarea:focus,
        .interact-card input:focus {
            border-color: #f4a261;
            outline: none;
        }
        .interact-card textarea {
            min-height: 80px;
        }
        .interact-card .btn {
            background: #c44536;
            color: #fff;
            border: none;
            padding: 0.6rem 1.6rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 0.5rem;
        }
        .interact-card .btn:hover {
            background: #a13226;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
            font-size: 1.8rem;
            margin: 0.5rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #d9c8b2;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f4a261;
        }
        footer {
            margin-top: 3.5rem;
            padding: 2.2rem 0 1.8rem;
            border-top: 2px solid #e8dccc;
            background: #fffcf7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }
        friend-link {
            display: block;
            font-style: normal;
        }
        friend-link a {
            display: block;
            padding: 0.3rem 0;
            font-weight: 500;
            border-bottom: 1px dotted #e8dccc;
        }
        friend-link a:hover {
            border-color: #c44536;
        }
        .copyright {
            margin-top: 1.8rem;
            text-align: center;
            font-size: 0.9rem;
            color: #6a7a8a;
            border-top: 1px solid #e8dccc;
            padding-top: 1.4rem;
        }
        .copyright strong {
            color: #2a3b4c;
        }
        @media (max-width: 820px) {
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            body {
                padding: 0 0.8rem;
            }
        }
        @media (max-width: 640px) {
            .hamburger {
                display: block;
            }
            .nav-mobile {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 0.8rem;
                background: #fffcf7;
                padding: 0.6rem 0 1rem;
                border-top: 1px solid #e8dccc;
            }
            .nav-mobile.show {
                display: flex;
            }
            .nav-mobile a {
                padding: 0.6rem 1rem;
                border-radius: 12px;
            }
            nav a {
                font-size: 0.95rem;
            }
            .search-box {
                max-width: 100%;
                flex-wrap: wrap;
                border-radius: 24px;
                padding: 0.4rem 0.4rem 0.4rem 1.2rem;
            }
            .search-box button {
                padding: 0.5rem 1.2rem;
                font-size: 0.85rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .my-logo span {
                font-size: 1.3rem;
            }
            .hero-img {
                max-height: 240px;
                border-radius: 14px;
            }
            .interact-card textarea {
                min-height: 60px;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 400px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .search-box input {
                font-size: 0.9rem;
                padding: 0.5rem 0;
            }
            .search-box button {
                font-size: 0.8rem;
                padding: 0.4rem 1rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #fbf7f0;
        }
        ::-webkit-scrollbar-thumb {
            background: #d9c8b2;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #c4b09a;
        }