/* roulang page: index */
:root {
            --ink: #0A0A0C;
            --surface: #141417;
            --surface2: #1B1B1F;
            --line: rgba(255, 255, 255, 0.08);
            --line-strong: rgba(255, 255, 255, 0.12);
            --cream: #F2EFE9;
            --gray: #9C9A94;
            --amber: #D99A2B;
            --amber-bright: #F0B54A;
            --rust: #C8553D;
            --radius-lg: 1rem;
            --radius-sm: 0.75rem;
            --ease: cubic-bezier(0.22, 1, 0.36, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--ink);
            color: var(--cream);
            font-family: 'Noto Sans SC', sans-serif;
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            background: none;
            border: none;
            cursor: pointer;
            color: inherit;
            font-family: inherit;
        }
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .container-x {
            max-width: 80rem;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (min-width:1024px) {
            .container-x {
                padding: 0 32px;
            }
        }
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .6s var(--ease), transform .6s var(--ease);
        }
        .reveal.in-view {
            opacity: 1;
            transform: translateY(0);
        }
        .char-span {
            display: inline-block;
            opacity: 0;
            transform: translateY(16px);
            animation: charFade .6s var(--ease) forwards;
        }
        @keyframes charFade {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .scroll-line {
            width: 1px;
            height: 44px;
            background: linear-gradient(to bottom, transparent, var(--amber), transparent);
            animation: scrollPulse 2s ease-in-out infinite;
            display: inline-block;
        }
        @keyframes scrollPulse {
            0%,
            100% {
                transform: scaleY(.3);
                opacity: .4;
            }
            50% {
                transform: scaleY(1);
                opacity: 1;
            }
        }
        .sidebar {
            width: 5rem;
            background: var(--ink);
            border-right: 1px solid var(--line);
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            z-index: 50;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
        }
        @media (min-width:768px) {
            .sidebar {
                width: 6rem;
            }
        }
        .sidebar-logo {
            writing-mode: vertical-rl;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 15px;
            color: var(--cream);
            letter-spacing: .25em;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: color .3s;
        }
        .sidebar-logo-dot {
            width: 8px;
            height: 8px;
            background: var(--amber);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .sidebar-logo:hover {
            color: var(--amber-bright);
        }
        .sidebar-footer {
            writing-mode: vertical-rl;
            font-size: 10px;
            color: var(--gray);
            letter-spacing: .15em;
        }
        .nav-link {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            color: var(--gray);
            font-size: 11px;
            letter-spacing: .08em;
            padding: 8px 4px;
            position: relative;
            transition: color .3s;
        }
        .nav-link svg {
            width: 22px;
            height: 22px;
            stroke: currentColor;
            transition: stroke .3s;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--cream);
        }
        .nav-link:hover svg {
            stroke: var(--amber);
        }
        .nav-link.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 28px;
            background: var(--amber);
            border-radius: 2px;
        }
        .mobile-header {
            display: none;
        }
        @media (max-width:767px) {
            .mobile-header {
                display: flex;
            }
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0 !important;
            }
        }
        .mobile-menu {
            position: fixed;
            inset: 0;
            background: var(--ink);
            z-index: 100;
            display: flex;
            flex-direction: column;
            opacity: 0;
            pointer-events: none;
            transition: opacity .4s var(--ease);
        }
        .mobile-menu.open {
            opacity: 1;
            pointer-events: auto;
        }
        .main-content {
            margin-left: 5rem;
        }
        @media (min-width:768px) {
            .main-content {
                margin-left: 6rem;
            }
        }
        .btn-primary {
            background: var(--amber);
            color: var(--ink);
            padding: 15px 32px;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .3s var(--ease);
            cursor: pointer;
            letter-spacing: .02em;
        }
        .btn-primary:hover {
            background: var(--amber-bright);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(217, 154, 43, .18);
        }
        .btn-primary:active {
            transform: scale(.95);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 2px;
        }
        .btn-secondary {
            border: 1px solid var(--line);
            color: var(--cream);
            padding: 15px 32px;
            border-radius: 9999px;
            font-weight: 500;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .3s var(--ease);
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: var(--amber);
            color: var(--amber);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(.95);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 2px;
        }
        .pain-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 8px 18px;
            border: 1px solid var(--line);
            border-radius: 9999px;
            font-size: 14px;
            color: var(--gray);
            transition: all .3s var(--ease);
            background: rgba(20, 20, 23, .5);
        }
        .pain-badge:hover {
            border-color: var(--amber);
            color: var(--cream);
        }
        .pain-badge .num {
            font-family: monospace;
            color: var(--amber);
            font-size: 12px;
            letter-spacing: .1em;
        }
        .solution-item {
            position: relative;
            padding: 28px 20px 28px 28px;
            border-bottom: 1px solid var(--line);
            transition: all .3s var(--ease);
            cursor: default;
        }
        .solution-item:first-child {
            border-top: 1px solid var(--line);
        }
        .solution-item:hover {
            padding-left: 48px;
            background: rgba(27, 27, 31, .6);
        }
        .solution-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--amber);
            opacity: 0;
            transition: opacity .3s var(--ease);
            border-radius: 0 3px 3px 0;
        }
        .solution-item:hover::before {
            opacity: 1;
        }
        .photo-frame {
            position: relative;
        }
        .photo-frame::before,
        .photo-frame::after {
            content: '';
            position: absolute;
            width: 32px;
            height: 32px;
            border-color: var(--amber);
            border-style: solid;
            z-index: 2;
            pointer-events: none;
        }
        .photo-frame::before {
            top: -6px;
            left: -6px;
            border-width: 2px 0 0 2px;
            border-radius: 6px 0 0 0;
        }
        .photo-frame::after {
            bottom: -6px;
            right: -6px;
            border-width: 0 2px 2px 0;
            border-radius: 0 0 6px 0;
        }
        .stat-number {
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            line-height: 1.15;
            font-size: clamp(2.2rem, 4vw, 3.5rem);
            color: var(--amber);
            font-variant-numeric: tabular-nums;
        }
        .content-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 1rem;
            overflow: hidden;
            transition: all .3s var(--ease);
        }
        .content-card:hover {
            border-color: rgba(217, 154, 43, .5);
            background: var(--surface2);
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .45);
        }
        .content-card .img-wrap {
            overflow: hidden;
        }
        .content-card .img-wrap img {
            transition: transform .7s ease-out;
        }
        .content-card:hover .img-wrap img {
            transform: scale(1.05);
        }
        .testimonial-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 1rem;
            padding: 32px;
            transition: all .3s var(--ease);
            break-inside: avoid;
            margin-bottom: 24px;
        }
        .testimonial-card:hover {
            border-color: rgba(217, 154, 43, .5);
            transform: translateY(-2px);
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 24px 32px 24px 0;
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
            font-size: 17px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color .3s;
            position: relative;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 24px;
            color: var(--amber);
            transition: transform .3s var(--ease);
            line-height: 1;
            font-weight: 300;
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item details[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item details[open] summary {
            color: var(--amber);
        }
        .faq-item summary:hover {
            color: var(--amber);
        }
        .faq-item .faq-answer {
            padding: 0 32px 28px 0;
            color: var(--gray);
            line-height: 1.8;
            font-size: 15px;
        }
        .form-input {
            background: var(--surface2);
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 14px 18px;
            color: var(--cream);
            font-size: 14px;
            width: 100%;
            transition: border-color .3s, box-shadow .3s;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--amber);
            box-shadow: 0 0 0 3px rgba(217, 154, 43, .15);
        }
        .form-input::placeholder {
            color: var(--gray);
        }
        .select-wrap {
            position: relative;
            display: inline-block;
        }
        .select-wrap select {
            appearance: none;
            -webkit-appearance: none;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 10px 36px 10px 16px;
            color: var(--gray);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .3s;
            font-family: inherit;
        }
        .select-wrap select:focus {
            outline: none;
            border-color: var(--amber);
        }
        .select-wrap::after {
            content: '';
            position: absolute;
            right: 14px;
            top: 50%;
            width: 8px;
            height: 8px;
            border-right: 1.5px solid var(--gray);
            border-bottom: 1.5px solid var(--gray);
            transform: translateY(-70%) rotate(45deg);
            pointer-events: none;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 12px;
            border-bottom: 1px solid var(--line);
            transition: all .3s var(--ease);
            cursor: default;
        }
        .rank-item:hover {
            background: rgba(20, 20, 23, .8);
            padding-left: 20px;
        }
        .rank-num {
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 28px;
            color: transparent;
            -webkit-text-stroke: 1px rgba(217, 154, 43, .6);
            min-width: 44px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }
        .rank-item:nth-child(1) .rank-num {
            color: var(--amber);
            -webkit-text-stroke: 0;
        }
        .rank-item:nth-child(2) .rank-num {
            color: #c8c4ba;
            -webkit-text-stroke: 0;
        }
        .rank-item:nth-child(3) .rank-num {
            color: #a0784a;
            -webkit-text-stroke: 0;
        }
        .news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--line);
            transition: all .3s var(--ease);
        }
        .news-item:hover {
            padding-left: 12px;
        }
        .news-item:hover .news-title {
            color: var(--amber);
        }
        .news-title {
            flex: 1;
            font-size: 15px;
            color: var(--cream);
            transition: color .3s;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-date {
            font-size: 12px;
            color: var(--gray);
            white-space: nowrap;
            font-variant-numeric: tabular-nums;
        }
        .cta-bg {
            background-image: linear-gradient(180deg, rgba(10, 10, 12, .85) 0%, rgba(10, 10, 12, .65) 100%), url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
        }
        .hero-bg-glow {
            background-image: radial-gradient(ellipse at right top, rgba(217, 154, 43, .10), transparent 55%);
        }
        .beam-lines {
            background-image:
                linear-gradient(135deg, transparent 45%, rgba(217, 154, 43, .25) 49%, rgba(217, 154, 43, .25) 51%, transparent 55%),
                linear-gradient(45deg, transparent 45%, rgba(217, 154, 43, .15) 49%, rgba(217, 154, 43, .15) 51%, transparent 55%);
            background-size: 60% 60%, 70% 70%;
            background-repeat: no-repeat;
            background-position: top right, top right;
        }
        .footer-link {
            color: var(--gray);
            font-size: 14px;
            transition: color .3s;
            display: inline-block;
            padding: 4px 0;
        }
        .footer-link:hover {
            color: var(--amber);
        }
        .vertical-card {
            border-radius: 14px;
            overflow: hidden;
            position: relative;
            width: 170px;
            height: 250px;
            flex-shrink: 0;
            background: var(--surface);
            border: 1px solid var(--line);
            transition: all .3s var(--ease);
        }
        .vertical-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .7s ease-out;
        }
        .vertical-card:hover {
            border-color: rgba(217, 154, 43, .5);
            transform: translateY(-4px);
            box-shadow: 0 14px 36px rgba(0, 0, 0, .5);
        }
        .vertical-card:hover img {
            transform: scale(1.06);
        }
        .vertical-card .v-overlay {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 40px 10px 10px;
            background: linear-gradient(to top, rgba(10, 10, 12, .9), transparent);
            font-size: 13px;
            font-weight: 500;
            color: var(--cream);
            line-height: 1.4;
        }
        .badge-rust {
            background: rgba(200, 85, 61, .15);
            color: var(--rust);
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            display: inline-block;
        }
        .badge-amber {
            background: rgba(217, 154, 43, .15);
            color: var(--amber);
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            display: inline-block;
        }
        @media (max-width:767px) {
            .container-x {
                padding: 0 20px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 14px 24px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .vertical-card {
                width: 140px;
                height: 210px;
            }
            .rank-num {
                font-size: 22px;
                min-width: 34px;
            }
        }

/* roulang page: category1 */
:root {
            --ink: #0A0A0C;
            --surface: #141417;
            --surface2: #1B1B1F;
            --line: rgba(255, 255, 255, 0.08);
            --line-strong: rgba(255, 255, 255, 0.12);
            --cream: #F2EFE9;
            --gray: #9C9A94;
            --amber: #D99A2B;
            --amber-bright: #F0B54A;
            --rust: #C8553D;
            --radius-lg: 1rem;
            --radius-sm: 0.75rem;
            --ease: cubic-bezier(0.22, 1, 0.36, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--ink);
            color: var(--cream);
            font-family: 'Noto Sans SC', sans-serif;
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            background: none;
            border: none;
            cursor: pointer;
            color: inherit;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-x {
            max-width: 80rem;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (min-width: 768px) {
            .container-x {
                padding: 0 32px;
            }
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: 80px;
            background: var(--ink);
            border-right: 1px solid var(--line);
            z-index: 50;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 24px 0 20px;
        }

        @media (min-width: 768px) {
            .sidebar {
                width: 96px;
            }
        }

        .sidebar-logo {
            writing-mode: vertical-rl;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 15px;
            color: var(--cream);
            letter-spacing: 0.25em;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: color 0.3s;
            text-orientation: mixed;
        }

        .sidebar-logo-dot {
            width: 8px;
            height: 8px;
            background: var(--amber);
            border-radius: 50%;
            flex-shrink: 0;
            display: inline-block;
        }

        .sidebar-logo:hover {
            color: var(--amber-bright);
        }

        .sidebar-nav {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
            margin-top: 20px;
        }

        .sidebar-footer {
            writing-mode: vertical-rl;
            font-size: 10px;
            color: var(--gray);
            letter-spacing: 0.15em;
            text-orientation: mixed;
        }

        /* ===== Nav Links ===== */
        .nav-link {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            color: var(--gray);
            font-size: 11px;
            letter-spacing: 0.08em;
            padding: 8px 4px;
            position: relative;
            transition: color 0.3s;
            text-decoration: none;
        }

        .nav-link svg {
            width: 22px;
            height: 22px;
            stroke: currentColor;
            transition: stroke 0.3s;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--cream);
        }

        .nav-link:hover svg {
            stroke: var(--amber);
        }

        .nav-link.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 28px;
            background: var(--amber);
            border-radius: 2px;
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: rgba(10, 10, 12, 0.92);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--line);
            z-index: 60;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
        }

        .mobile-logo {
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 17px;
            color: var(--cream);
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-logo-dot {
            width: 8px;
            height: 8px;
            background: var(--amber);
            border-radius: 50%;
            display: inline-block;
        }

        .hamburger-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--cream);
            transition: background 0.3s;
        }

        .hamburger-btn:hover {
            background: var(--surface2);
        }

        .hamburger-btn svg {
            width: 24px;
            height: 24px;
            stroke: currentColor;
        }

        .mobile-menu {
            position: fixed;
            inset: 0;
            background: var(--ink);
            z-index: 100;
            display: flex;
            flex-direction: column;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.4s var(--ease);
        }

        .mobile-menu.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-menu-header {
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            border-bottom: 1px solid var(--line);
        }

        .mobile-menu-close {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cream);
            border-radius: 50%;
            transition: background 0.3s;
        }

        .mobile-menu-close:hover {
            background: var(--surface2);
        }

        .mobile-menu-close svg {
            width: 24px;
            height: 24px;
            stroke: currentColor;
        }

        .mobile-menu-nav {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
            padding: 40px;
        }

        .mobile-menu-nav .mm-link {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 0;
            border-bottom: 1px solid var(--line);
            font-size: 16px;
            font-weight: 500;
            color: var(--cream);
            transition: color 0.3s;
        }

        .mobile-menu-nav .mm-link:hover {
            color: var(--amber);
        }

        .mobile-menu-nav .mm-link svg {
            width: 24px;
            height: 24px;
            stroke: currentColor;
        }

        .mobile-menu-nav .mm-link.active {
            color: var(--amber);
        }

        /* ===== Main Content ===== */
        .main-content {
            margin-left: 0;
            min-height: 100vh;
        }

        @media (min-width: 768px) {
            .main-content {
                margin-left: 96px;
            }
        }

        /* ===== Buttons ===== */
        .btn-primary {
            background: var(--amber);
            color: var(--ink);
            padding: 15px 32px;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s var(--ease);
            cursor: pointer;
            letter-spacing: 0.02em;
            border: none;
        }

        .btn-primary:hover {
            background: var(--amber-bright);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(217, 154, 43, 0.18);
        }

        .btn-primary:active {
            transform: scale(0.95);
        }

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

        .btn-secondary {
            border: 1px solid var(--line);
            background: transparent;
            color: var(--cream);
            padding: 15px 32px;
            border-radius: 9999px;
            font-weight: 500;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s var(--ease);
            cursor: pointer;
        }

        .btn-secondary:hover {
            border-color: var(--amber);
            color: var(--amber);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: scale(0.95);
        }

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

        /* ===== Category Hero ===== */
        .cat-breadcrumb {
            font-size: 13px;
            color: var(--gray);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .cat-breadcrumb a {
            transition: color 0.3s;
        }

        .cat-breadcrumb a:hover {
            color: var(--amber);
        }

        .cat-breadcrumb .sep {
            color: var(--line-strong);
        }

        .cat-breadcrumb .current {
            color: var(--cream);
        }

        .date-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border: 1px solid var(--line);
            border-radius: 9999px;
            font-size: 13px;
            color: var(--gray);
            background: rgba(20, 20, 23, 0.5);
        }

        .date-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--amber);
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        /* ===== Filter Bar ===== */
        .filter-bar {
            position: sticky;
            top: 0;
            z-index: 40;
            background: rgba(10, 10, 12, 0.88);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--line);
        }

        @media (max-width: 767px) {
            .filter-bar {
                top: 56px;
            }
        }

        .filter-scroll {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex: 1;
        }

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

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 9999px;
            border: 1px solid var(--line);
            font-size: 13px;
            color: var(--gray);
            white-space: nowrap;
            transition: all 0.3s var(--ease);
            cursor: pointer;
            background: transparent;
        }

        .filter-tag:hover {
            border-color: var(--amber);
            color: var(--cream);
        }

        .filter-tag.active {
            background: var(--amber);
            color: var(--ink);
            font-weight: 600;
            border-color: var(--amber);
        }

        .sort-select {
            background: var(--surface);
            border: 1px solid var(--line);
            color: var(--cream);
            font-size: 13px;
            padding: 8px 36px 8px 16px;
            border-radius: 9999px;
            appearance: none;
            -webkit-appearance: none;
            cursor: pointer;
            transition: border-color 0.3s;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23D99A2B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            background-size: 16px;
        }

        .sort-select:focus {
            outline: none;
            border-color: var(--amber);
        }

        /* ===== Result Cards ===== */
        .result-card {
            display: flex;
            gap: 20px;
            padding: 18px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            transition: all 0.4s var(--ease);
            overflow: hidden;
        }

        .result-card:hover {
            border-color: rgba(217, 154, 43, 0.5);
            background: var(--surface2);
            transform: translateY(-2px);
        }

        .result-cover {
            position: relative;
            flex-shrink: 0;
            width: 96px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--surface2);
        }

        @media (min-width: 640px) {
            .result-cover {
                width: 176px;
            }
        }

        .result-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s var(--ease);
        }

        .result-card:hover .result-cover img {
            transform: scale(1.05);
        }

        .result-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
        }

        .result-title {
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
            font-size: 17px;
            color: var(--cream);
            line-height: 1.4;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }

        @media (min-width: 640px) {
            .result-title {
                font-size: 19px;
                -webkit-line-clamp: 1;
            }
        }

        .result-desc {
            font-size: 13px;
            color: var(--gray);
            line-height: 1.6;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin-top: 2px;
        }

        .result-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 12px;
            color: var(--gray);
            margin-top: 4px;
        }

        .result-meta .sep {
            opacity: 0.4;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 9999px;
            font-size: 11px;
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .badge-new {
            background: rgba(200, 85, 61, 0.18);
            color: var(--rust);
            border: 1px solid rgba(200, 85, 61, 0.3);
        }

        .badge-hot {
            background: rgba(217, 154, 43, 0.15);
            color: var(--amber-bright);
            border: 1px solid rgba(217, 154, 43, 0.3);
        }

        .badge-hd {
            background: rgba(255, 255, 255, 0.06);
            color: var(--cream);
            border: 1px solid var(--line);
        }

        .result-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--line);
            color: var(--gray);
            flex-shrink: 0;
            transition: all 0.3s var(--ease);
            align-self: center;
        }

        .result-arrow:hover {
            border-color: var(--amber);
            color: var(--amber);
            background: rgba(217, 154, 43, 0.08);
        }

        .result-arrow svg {
            width: 18px;
            height: 18px;
            stroke: currentColor;
        }

        /* ===== Pagination ===== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .page-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: var(--surface);
            color: var(--gray);
            font-size: 14px;
            transition: all 0.3s var(--ease);
        }

        .page-btn:hover {
            border-color: var(--amber);
            color: var(--amber);
        }

        .page-btn.active {
            background: var(--amber);
            color: var(--ink);
            font-weight: 600;
            border-color: var(--amber);
        }

        .page-btn.arrow {
            width: auto;
            padding: 0 16px;
            gap: 6px;
        }

        .page-btn.arrow svg {
            width: 16px;
            height: 16px;
            stroke: currentColor;
        }

        .page-btn:disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== Category Cloud ===== */
        .cloud-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .cloud-tag {
            padding: 10px 20px;
            border-radius: 9999px;
            border: 1px solid var(--line);
            background: var(--surface);
            font-size: 14px;
            color: var(--gray);
            transition: all 0.3s var(--ease);
            cursor: pointer;
        }

        .cloud-tag:hover {
            border-color: var(--amber);
            color: var(--amber);
            transform: translateY(-2px);
            background: rgba(217, 154, 43, 0.05);
        }

        .cloud-tag.size-lg {
            font-size: 16px;
            padding: 12px 26px;
        }

        .cloud-tag.size-sm {
            font-size: 12px;
            padding: 8px 16px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-bottom: 1px solid var(--line);
            position: relative;
        }

        .faq-item:first-child {
            border-top: 1px solid var(--line);
        }

        .faq-item.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--amber);
            border-radius: 0 3px 3px 0;
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 20px 24px 24px;
            cursor: pointer;
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
            font-size: 16px;
            color: var(--cream);
            transition: color 0.3s;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-q:hover {
            color: var(--amber);
        }

        .faq-q .faq-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid var(--line);
            color: var(--amber);
            flex-shrink: 0;
            transition: all 0.4s var(--ease);
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            border-color: var(--amber);
            background: rgba(217, 154, 43, 0.1);
        }

        .faq-icon svg {
            width: 14px;
            height: 14px;
            stroke: currentColor;
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
            padding: 0 24px;
            color: var(--gray);
            font-size: 14px;
            line-height: 1.7;
        }

        .faq-item.active .faq-a {
            padding-bottom: 20px;
            max-height: 300px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 10, 12, 0.82);
            z-index: 1;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 800px;
            background: radial-gradient(ellipse at center, rgba(217, 154, 43, 0.12), transparent 65%);
            z-index: 2;
        }

        .cta-inner {
            position: relative;
            z-index: 3;
        }

        .cta-decoration {
            position: absolute;
            top: 0;
            right: 8%;
            width: 120px;
            height: 100%;
            z-index: 2;
            opacity: 0.15;
            pointer-events: none;
        }

        .cta-decoration svg {
            width: 100%;
            height: 100%;
            stroke: var(--amber);
        }

        /* ===== Footer ===== */
        .footer-link {
            color: var(--gray);
            font-size: 14px;
            transition: color 0.3s;
            line-height: 1.8;
        }

        .footer-link:hover {
            color: var(--amber);
        }

        /* ===== Cards & Sections ===== */
        .section-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all 0.3s var(--ease);
        }

        .section-card:hover {
            border-color: rgba(217, 154, 43, 0.4);
            background: var(--surface2);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
        }

        .eyebrow {
            font-size: 12px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--amber);
            font-weight: 500;
        }

        .font-display {
            font-family: 'Noto Serif SC', serif;
        }

        /* ===== Utility helpers ===== */
        .text-gradient-amber {
            background: linear-gradient(135deg, var(--amber), var(--amber-bright));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hover-lift {
            transition: all 0.4s var(--ease);
        }

        .hover-lift:hover {
            transform: translateY(-4px);
            border-color: rgba(217, 154, 43, 0.4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }

            .mobile-header {
                display: flex;
            }

            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }

            .result-card {
                padding: 12px;
                gap: 14px;
            }

            .result-arrow {
                display: none;
            }

            .result-cover {
                width: 88px;
                min-height: 66px;
            }
        }

        @media (max-width: 520px) {
            .container-x {
                padding: 0 16px;
            }

            .result-desc {
                -webkit-line-clamp: 1;
            }

            .cat-breadcrumb {
                font-size: 12px;
            }

            .result-title {
                font-size: 15px;
            }
        }

        /* ===== Reveal on scroll ===== */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
        }

        .reveal.in-view {
            opacity: 1;
            transform: translateY(0);
        }

        /* skip link */
        .skip-link {
            position: absolute;
            left: -9999px;
            top: 0;
            z-index: 200;
        }

        .skip-link:focus {
            left: 8px;
            top: 8px;
            background: var(--amber);
            color: var(--ink);
            padding: 10px 18px;
            border-radius: 8px;
        }

        /* selection */
        ::selection {
            background: rgba(217, 154, 43, 0.25);
            color: var(--cream);
        }