/* roulang page: index */
:root {
            --brand: #8B5CF6;
            --brand-dark: #7C3AED;
            --acid: #D9F766;
            --flame: #FF7A1A;
            --ink: #1C1E26;
            --paper: #FAFAF7;
            --paper-deep: #F2EFE9;
            --line: #E7E0D3;
            --radius-lg: 16px;
            --radius-md: 12px;
            --shadow-hard: 4px 4px 0 #15171E;
            --shadow-hard-sm: 3px 3px 0 #15171E;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--paper);
            color: var(--ink);
            font-family: ui-sans-serif, -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            padding-bottom: 80px;
        }

        img {
            max-width: 100%;
            display: block;
        }

        .container-site {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        .font-deco {
            font-weight: 900;
            letter-spacing: -0.02em;
        }

        .text-shadow-retro {
            text-shadow: 3px 3px 0 rgba(21, 23, 30, 0.18);
        }

        .pixel-corners {
            clip-path: polygon(0 8px, 8px 8px, 8px 0, calc(100% - 8px) 0, calc(100% - 8px) 8px, 100% 8px, 100% calc(100% - 8px), calc(100% - 8px) calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%, 8px calc(100% - 8px), 0 calc(100% - 8px));
        }

        .pixel-box {
            background: var(--brand);
            width: 18px;
            height: 18px;
            display: inline-block;
            image-rendering: pixelated;
            box-shadow: 0 0 0 2px var(--ink);
        }

        .btn-sticker {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 12px;
            border: 2px solid #15171E;
            box-shadow: 4px 4px 0 #15171E;
            font-weight: 700;
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            padding: 12px 28px;
            font-size: 16px;
        }

        .btn-sticker:hover {
            box-shadow: 2px 2px 0 #15171E;
            transform: translate(2px, 2px);
        }

        .btn-sticker:active {
            box-shadow: 0 0 0 #15171E;
            transform: translate(4px, 4px);
        }

        .btn-sticker:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .btn-sticker-primary {
            background: var(--flame);
            color: #15171E;
        }

        .btn-sticker-primary:hover {
            background: #FF8C33;
        }

        .btn-sticker-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.8);
            box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.25);
        }

        .btn-sticker-secondary:hover {
            background: rgba(139, 92, 246, 0.15);
            box-shadow: 2px 2px 0 rgba(255, 255, 255, 0.25);
        }

        .chip-scroll {
            overflow-x: auto;
            flex-wrap: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
        }

        .chip-scroll::-webkit-scrollbar {
            display: none;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 8px 20px;
            border-radius: 9999px;
            border: 1px solid var(--line);
            background: #fff;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink);
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            flex-shrink: 0;
        }

        .chip:hover {
            border-color: var(--brand);
            color: var(--brand-dark);
        }

        .chip:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .chip-active {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            color: #fff;
        }

        .chip-active:hover {
            color: #fff;
            background: var(--brand-dark);
        }

        .mobile-nav-row {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            padding: 12px 16px;
            scrollbar-width: none;
        }

        .mobile-nav-row::-webkit-scrollbar {
            display: none;
        }

        .marquee-bar {
            overflow: hidden;
            white-space: nowrap;
            position: absolute;
            bottom: 24px;
            left: 0;
            right: 0;
            pointer-events: none;
            opacity: 0.35;
        }

        .marquee-inner {
            display: inline-block;
            animation: marquee 45s linear infinite;
            font-size: 18px;
            color: var(--acid);
            letter-spacing: 0.2em;
        }

        @keyframes marquee {
            0% {
                transform: translateX(100%);
            }
            100% {
                transform: translateX(-100%);
            }
        }

        .card-base {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            transition: all 0.3s ease;
        }

        .card-base:hover {
            border-color: var(--brand);
            box-shadow: 0 12px 32px rgba(124, 58, 237, 0.14);
            transform: translateY(-2px);
        }

        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .img-zoom-wrap {
            overflow: hidden;
        }

        .img-zoom-wrap:hover .img-cover {
            transform: scale(1.03);
        }

        .stat-num {
            font-variant-numeric: tabular-nums;
            font-weight: 900;
            font-size: 40px;
            color: var(--acid);
            letter-spacing: -0.02em;
        }

        .quote-bubble {
            position: relative;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 16px 20px;
            font-size: 14px;
            line-height: 1.7;
        }

        .quote-bubble::after {
            content: "";
            position: absolute;
            left: 28px;
            bottom: -10px;
            width: 0;
            height: 0;
            border-left: 10px solid transparent;
            border-right: 10px solid transparent;
            border-top: 10px solid #fff;
            filter: drop-shadow(2px 2px 0 rgba(0, 0, 0, 0.05));
        }

        .quote-bubble::before {
            content: "";
            position: absolute;
            left: 26px;
            bottom: -13px;
            width: 0;
            height: 0;
            border-left: 12px solid transparent;
            border-right: 12px solid transparent;
            border-top: 12px solid var(--line);
            z-index: -1;
        }

        .dot-grid-bg {
            background-image: radial-gradient(var(--brand) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.06;
        }

        .checker-bg {
            background-image: linear-gradient(45deg, var(--brand) 25%, transparent 25%, transparent 75%, var(--brand) 75%),
                linear-gradient(45deg, var(--brand) 25%, transparent 25%, transparent 75%, var(--brand) 75%);
            background-size: 20px 20px;
            background-position: 0 0, 10px 10px;
            opacity: 0.05;
        }

        .faq-item {
            border-bottom: 1px dashed var(--line);
            transition: all 0.25s ease;
        }

        .faq-item[open] {
            border-left: 3px solid var(--brand);
            padding-left: 16px;
        }

        .faq-summary {
            cursor: pointer;
            list-style: none;
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 16px;
        }

        .faq-summary::-webkit-details-marker {
            display: none;
        }

        .faq-summary .arrow {
            transition: transform 0.25s ease;
            font-size: 20px;
            color: var(--brand);
        }

        .faq-item[open] .faq-summary .arrow {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding-bottom: 20px;
            color: #4B5563;
            font-size: 15px;
            line-height: 1.8;
        }

        .progress-ring-circle {
            transition: stroke-dashoffset 0.8s ease;
            transform: rotate(-90deg);
            transform-origin: 50% 50%;
        }

        .float-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: var(--ink);
            border-top: 2px solid var(--acid);
            transform: translateY(100%);
            transition: transform 0.3s ease;
        }

        .float-bar.visible {
            transform: translateY(0);
        }

        @media (max-width: 640px) {
            .float-bar {
                height: 56px;
            }
        }

        @media (min-width: 641px) {
            .float-bar {
                height: 64px;
            }
        }

        .tag-chip {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 9999px;
            background: var(--paper-100);
            border: 1px solid var(--line);
            font-size: 13px;
            color: var(--ink);
            transition: all 0.2s;
            text-decoration: none;
            margin: 3px;
        }

        .tag-chip:hover {
            border-color: var(--brand);
            background: var(--brand);
            color: #fff;
        }

        .rank-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--brand);
            color: #fff;
            font-weight: 900;
            font-size: 14px;
            border-radius: 6px;
            box-shadow: 2px 2px 0 #15171E;
            margin-right: 10px;
            flex-shrink: 0;
        }

        .animate-fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }

        .animate-fade-up.in-view {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            .animate-fade-up {
                opacity: 1;
                transform: none;
                transition: none;
            }
        }

        .hero-btn-zone a {
            min-width: 160px;
        }

        .timeline-label {
            font-size: 12px;
            font-weight: 800;
            letter-spacing: 0.15em;
            color: var(--flame);
            text-transform: uppercase;
        }

        input[type="search"] {
            outline: none;
        }

        input[type="search"]:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
        }

/* roulang page: category1 */
:root {
            --brand: #8B5CF6;
            --brand-dark: #7C3AED;
            --acid: #D9F766;
            --flame: #FF7A1A;
            --ink: #1C1E26;
            --paper: #FAFAF7;
            --paper-deep: #F2EFE9;
            --line: #E7E0D3;
            --radius-lg: 16px;
            --radius-md: 12px;
            --shadow-hard: 4px 4px 0 #15171E;
            --shadow-hard-sm: 3px 3px 0 #15171E;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--paper);
            color: var(--ink);
            font-family: ui-sans-serif, -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            padding-bottom: 80px;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container-site {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 768px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        .text-shadow-retro {
            text-shadow: 3px 3px 0 rgba(21, 23, 30, 0.18);
        }
        .btn-sticker {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 12px;
            border: 2px solid #15171E;
            box-shadow: var(--shadow-hard);
            font-weight: 700;
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            padding: 12px 28px;
            font-size: 16px;
            background: var(--flame);
            color: #15171E;
        }
        .btn-sticker:hover {
            box-shadow: 2px 2px 0 #15171E;
            transform: translate(2px, 2px);
            background: #FF8C33;
        }
        .btn-sticker:active {
            box-shadow: 0 0 0 #15171E;
            transform: translate(4px, 4px);
        }
        .btn-sticker:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 12px;
            border: 2px solid rgba(255, 255, 255, 0.8);
            box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.25);
            font-weight: 700;
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            padding: 12px 28px;
            font-size: 16px;
            background: transparent;
            color: #fff;
        }
        .btn-outline:hover {
            background: rgba(139, 92, 246, 0.15);
            box-shadow: 2px 2px 0 rgba(255, 255, 255, 0.25);
            transform: translate(2px, 2px);
        }
        .btn-outline:active {
            box-shadow: 0 0 0 rgba(255, 255, 255, 0.25);
            transform: translate(4px, 4px);
        }
        .btn-outline:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }
        .chip-scroll {
            overflow-x: auto;
            flex-wrap: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 8px 20px;
            border-radius: 9999px;
            border: 1px solid var(--line);
            background: #fff;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink);
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            flex-shrink: 0;
        }
        .chip:hover {
            border-color: var(--brand);
            color: var(--brand-dark);
        }
        .chip:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }
        .chip-active {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            color: #fff;
        }
        .chip-active:hover {
            color: #fff;
            background: var(--brand-dark);
        }
        .mobile-nav-row {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            padding: 12px 16px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .mobile-nav-row::-webkit-scrollbar {
            display: none;
        }
        .card-base {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            transition: all 0.3s ease;
        }
        .card-base:hover {
            border-color: var(--brand);
            box-shadow: 0 12px 32px rgba(124, 58, 237, 0.14);
            transform: translateY(-2px);
        }
        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .img-zoom-wrap {
            overflow: hidden;
        }
        .img-zoom-wrap:hover .img-cover {
            transform: scale(1.03);
        }
        .dot-grid-bg {
            background-image: radial-gradient(var(--brand) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.06;
        }
        .faq-item {
            border-bottom: 1px dashed var(--line);
            transition: all 0.25s ease;
        }
        .faq-item[open] {
            border-left: 3px solid var(--brand);
            padding-left: 16px;
        }
        .faq-summary {
            cursor: pointer;
            list-style: none;
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 16px;
        }
        .faq-summary::-webkit-details-marker {
            display: none;
        }
        .faq-summary .arrow {
            transition: transform 0.25s ease;
            font-size: 20px;
            color: var(--brand);
        }
        .faq-item[open] .faq-summary .arrow {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding-bottom: 20px;
            color: #4B5563;
            font-size: 15px;
            line-height: 1.8;
        }
        .tag-chip {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 9999px;
            background: var(--paper-100, #F2EFE9);
            border: 1px solid var(--line);
            font-size: 13px;
            color: var(--ink);
            transition: all 0.2s;
            text-decoration: none;
            margin: 3px;
        }
        .tag-chip:hover {
            border-color: var(--brand);
            background: var(--brand);
            color: #fff;
        }
        .pixel-box {
            display: inline-block;
            background: var(--brand);
            border: 2px solid #15171E;
            box-shadow: var(--shadow-hard-sm);
        }
        .sticker-badge {
            display: inline-block;
            background: var(--acid);
            border: 2px solid #15171E;
            box-shadow: var(--shadow-hard-sm);
            padding: 2px 10px;
            font-size: 12px;
            font-weight: 800;
            color: #15171E;
            border-radius: 6px;
            letter-spacing: 0.05em;
        }
        .sticker-badge-flame {
            display: inline-block;
            background: var(--flame);
            border: 2px solid #15171E;
            box-shadow: var(--shadow-hard-sm);
            padding: 2px 10px;
            font-size: 12px;
            font-weight: 800;
            color: #15171E;
            border-radius: 6px;
            letter-spacing: 0.05em;
        }
        .list-row {
            transition: background 0.2s ease;
            border-bottom: 1px solid var(--line);
        }
        .list-row:hover {
            background: rgba(139, 92, 246, 0.05);
        }
        .list-row:hover .list-title {
            color: var(--brand-dark);
        }
        .list-title {
            transition: color 0.2s ease;
        }
        input[type="search"] {
            outline: none;
        }
        input[type="search"]:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
            outline: none;
        }
        .sidebar-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            transition: all 0.3s ease;
        }
        .sidebar-card:hover {
            border-color: var(--brand);
            box-shadow: 0 8px 24px rgba(124, 58, 237, 0.1);
        }
        .rank-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: var(--brand);
            border: 2px solid #15171E;
            box-shadow: 2px 2px 0 #15171E;
            font-size: 12px;
            font-weight: 800;
            color: #fff;
            border-radius: 4px;
            font-family: ui-monospace, monospace;
        }
        .rank-num-hot {
            background: var(--flame);
            border: 2px solid #15171E;
            box-shadow: 2px 2px 0 #15171E;
            color: #15171E;
        }
        .rank-num-acid {
            background: var(--acid);
            border: 2px solid #15171E;
            box-shadow: 2px 2px 0 #15171E;
            color: #15171E;
        }
        .toolbar-sticky {
            position: sticky;
            top: 0;
            z-index: 30;
            background: rgba(250, 250, 247, 0.95);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid rgba(21, 23, 30, 0.08);
        }
        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--line);
            background: #fff;
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            transition: all 0.2s ease;
            cursor: pointer;
            text-decoration: none;
            margin: 0 3px;
        }
        .pagination-btn:hover {
            border-color: var(--brand);
            color: var(--brand-dark);
            box-shadow: 0 4px 12px rgba(124, 58, 237, 0.12);
        }
        .pagination-btn:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }
        .pagination-btn-active {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            color: #fff;
        }
        .pagination-btn-active:hover {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            color: #fff;
        }
        .quote-card {
            background: rgba(217, 247, 102, 0.12);
            border-left: 4px solid var(--acid);
            border-radius: 12px;
            padding: 24px;
            position: relative;
        }
        .quote-card::before {
            content: "「";
            position: absolute;
            top: -8px;
            left: 12px;
            font-size: 40px;
            color: rgba(139, 92, 246, 0.3);
            font-family: Georgia, serif;
        }
        .page-hero {
            background: var(--paper);
            background-image: radial-gradient(var(--brand) 1px, transparent 1px);
            background-size: 20px 20px;
            background-position: center;
            border-bottom: 1px solid var(--line);
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(250, 250, 247, 0.9) 0%, rgba(250, 250, 247, 0.4) 50%, transparent 100%);
            z-index: 1;
        }
        .page-hero > * {
            position: relative;
            z-index: 2;
        }
        .hidden-scroll {
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .hidden-scroll::-webkit-scrollbar {
            display: none;
        }
        .list-row-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all 0.2s ease;
        }
        .list-row-card:hover {
            border-color: var(--brand);
            box-shadow: 0 8px 24px rgba(124, 58, 237, 0.1);
        }
        .sidebar-sticky-wrap {
            position: sticky;
            top: 80px;
        }
        .emoji-badge {
            display: inline-block;
            font-size: 14px;
            line-height: 1;
            padding: 4px 8px;
            background: rgba(139, 92, 246, 0.1);
            border-radius: 6px;
        }
        @media (prefers-reduced-motion: reduce) {
            * {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }
        .marquee-track {
            display: block;
            white-space: nowrap;
            overflow: hidden;
            position: absolute;
            bottom: 20px;
            left: 0;
            right: 0;
            z-index: 3;
            pointer-events: none;
            opacity: 0.4;
            font-size: 14px;
            color: var(--acid);
            font-family: ui-monospace, SFMono-Regular, monospace;
            letter-spacing: 0.1em;
        }
        .marquee-track span {
            display: inline-block;
            padding-left: 100%;
            animation: marquee 30s linear infinite;
        }
        @keyframes marquee {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-100%);
            }
        }
        @media (max-width: 768px) {
            .marquee-track {
                display: none;
            }
        }
        .hero-pixel::after {
            content: '';
            position: absolute;
            right: -20px;
            top: -20px;
            width: 80px;
            height: 80px;
            background-image: linear-gradient(var(--brand) 2px, transparent 2px), linear-gradient(90deg, var(--brand) 2px, transparent 2px);
            background-size: 16px 16px;
            opacity: 0.15;
            z-index: 1;
        }
        .hero-pixel {
            position: relative;
        }
        .focus-ring:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }
        .footer-link {
            transition: color 0.2s ease;
            text-decoration: none;
        }
        .footer-link:hover {
            color: var(--acid) !important;
        }
        .bottom-cta-fixed {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            transform: translateY(100%);
            transition: transform 0.3s ease;
            background: var(--ink-900, #1C1E26);
            border-top: 2px solid var(--flame);
        }
        .bottom-cta-fixed.visible {
            transform: translateY(0);
        }
        .bottom-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 8px 16px;
            min-height: 56px;
        }
        @media (min-width: 768px) {
            .bottom-cta-inner {
                min-height: 60px;
                padding: 8px 24px;
            }
        }