*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', sans-serif;
            background: #f8f6f0;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #d97706;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus {
            color: #b45309;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1e2a3a 0%, #2d3f57 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fbbf24;
            transition: transform 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #fcd34d;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #f59e0b;
        }
        .my-logo span {
            font-size: 0.75rem;
            font-weight: 400;
            color: #94a3b8;
            margin-left: 0.3rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.4rem;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.2rem 0.8rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            color: #e2e8f0;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            background: rgba(251, 191, 36, 0.2);
            color: #fbbf24;
            text-decoration: none;
        }
        .breadcrumb {
            background: #f1ede4;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #e2dcd0;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            color: #94a3b8;
            margin-right: 0.6rem;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #64748b;
        }
        .breadcrumb .current {
            color: #1e2a3a;
            font-weight: 600;
        }
        .hero-figure {
            margin: 2rem 0 1.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
            background: #e2dcd0;
        }
        .hero-figure img {
            width: 100%;
            height: auto;
            aspect-ratio: 1200/630;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .hero-figure:hover img {
            transform: scale(1.01);
        }
        .hero-figure figcaption {
            padding: 0.8rem 1.2rem;
            background: #fff;
            font-size: 0.9rem;
            color: #475569;
            border-top: 1px solid #e2dcd0;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 1.2rem 0 0.6rem;
            color: #0f172a;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 2.4rem 0 1rem;
            color: #1e293b;
            border-bottom: 3px solid #fbbf24;
            padding-bottom: 0.4rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 1.8rem 0 0.8rem;
            color: #334155;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 1.4rem 0 0.5rem;
            color: #475569;
        }
        p {
            margin: 0 0 1.2rem;
            color: #1e293b;
        }
        .lead {
            font-size: 1.15rem;
            color: #334155;
            font-weight: 400;
            line-height: 1.8;
            background: #fff;
            padding: 1.2rem 1.5rem;
            border-radius: 12px;
            border-left: 4px solid #fbbf24;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
        .highlight {
            background: linear-gradient(to right, #fef3c7, #fde68a);
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.3em;
            margin-right: 0.2rem;
        }
        .last-updated {
            display: inline-block;
            background: #e2e8f0;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #475569;
            margin-bottom: 1rem;
        }
        .card {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            margin-bottom: 1.5rem;
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid #f1ede4;
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.2rem;
        }
        .tip-box {
            background: #fef9e7;
            border-left: 4px solid #f59e0b;
            padding: 1rem 1.4rem;
            border-radius: 0 12px 12px 0;
            margin: 1.2rem 0;
        }
        .tip-box strong {
            color: #92400e;
        }
        .stat-box {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            background: #1e2a3a;
            color: #fff;
            padding: 1.5rem 2rem;
            border-radius: 12px;
            margin: 1.5rem 0;
            justify-content: space-around;
        }
        .stat-box .stat-item {
            text-align: center;
        }
        .stat-box .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fbbf24;
            display: block;
        }
        .stat-box .stat-label {
            font-size: 0.85rem;
            color: #cbd5e1;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .form-section {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            margin: 2rem 0;
            border: 1px solid #e2dcd0;
        }
        .form-section h3 {
            margin-top: 0;
            border-bottom: 2px solid #fbbf24;
            padding-bottom: 0.5rem;
            display: inline-block;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            color: #334155;
            margin-bottom: 0.3rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s, box-shadow 0.2s;
            background: #f8fafc;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #f59e0b;
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #d97706;
            color: #fff;
            padding: 0.7rem 1.6rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .btn:hover {
            background: #b45309;
            transform: translateY(-1px);
            color: #fff;
            text-decoration: none;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: #475569;
        }
        .btn-secondary:hover {
            background: #334155;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #d1d5db;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f59e0b;
        }
        .comment-list {
            margin-top: 1.5rem;
        }
        .comment-item {
            padding: 1rem 0;
            border-bottom: 1px solid #f1ede4;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 700;
            color: #0f172a;
        }
        .comment-date {
            font-size: 0.8rem;
            color: #94a3b8;
            margin-left: 0.6rem;
        }
        .comment-body {
            margin-top: 0.3rem;
            color: #334155;
        }
        friend-link {
            display: block;
            padding: 1.5rem 0;
            border-top: 2px solid #e2dcd0;
            margin-top: 2rem;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: #0f172a;
            margin-bottom: 0.8rem;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .fl-list li a {
            color: #64748b;
            font-size: 0.9rem;
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            transition: background 0.2s;
        }
        friend-link .fl-list li a:hover {
            background: #f1ede4;
            color: #d97706;
            text-decoration: none;
        }
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 2rem 0 1.5rem;
            margin-top: 2rem;
            font-size: 0.9rem;
        }
        .site-footer .copyright {
            text-align: center;
            border-top: 1px solid #1e293b;
            padding-top: 1.2rem;
            margin-top: 1rem;
            color: #94a3b8;
            font-size: 0.85rem;
        }
        .site-footer .copyright a {
            color: #fbbf24;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.2rem;
                gap: 0.2rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 0.5rem 0.8rem;
                width: 100%;
                border-radius: 6px;
            }
            .form-section {
                padding: 1.2rem;
            }
            .stat-box {
                padding: 1rem 1.2rem;
                gap: 1rem;
            }
            .stat-box .stat-number {
                font-size: 1.6rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
            }
            .hero-figure {
                margin: 1rem 0 1rem;
            }
        }
        @media (min-width: 769px) {
            .nav-toggle {
                display: none !important;
            }
            .nav-menu {
                display: flex !important;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        :focus-visible {
            outline: 2px solid #f59e0b;
            outline-offset: 2px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.2rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.6rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e2dcd0;
        }
        th {
            background: #f1ede4;
            font-weight: 700;
            color: #1e293b;
        }
        .tag {
            display: inline-block;
            background: #fef3c7;
            color: #92400e;
            font-size: 0.75rem;
            padding: 0.15rem 0.6rem;
            border-radius: 20px;
            font-weight: 600;
        }
        .back-to-top {
            position: fixed;
            bottom: 1.5rem;
            right: 1.5rem;
            background: #d97706;
            color: #fff;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: background 0.2s, transform 0.2s;
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .back-to-top:hover {
            background: #b45309;
            transform: translateY(-3px);
            color: #fff;
            text-decoration: none;
        }