:root {
            --bg-main: #FFFDF7;
            --text-main: #121212;
            --color-yellow: #FFE600;
            --color-pink: #FF007F;
            --color-cyan: #00F0FF;
            --color-green: #00FF66;
            --color-purple: #B026FF;
            --color-white: #FFFFFF;
            --border-thick: 3.5px solid #000000;
            --border-thin: 2px solid #000000;
            --shadow-hard-lg: 6px 6px 0px #000000;
            --shadow-hard-md: 4px 4px 0px #000000;
            --shadow-hard-sm: 3px 3px 0px #000000;
            --font-heading: 'Space Grotesk', -apple-system, sans-serif;
            --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
        }



        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                linear-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
            background-size: 32px 32px;
        }

        h1, h2, h3, h4, .logo-text, .stat-number, .price-amount {
            font-family: var(--font-heading);
            font-weight: 900;
            line-height: 1.1;
            color: var(--text-main);
        }

        .neo-ticker {
            background-color: var(--color-yellow);
            border-bottom: var(--border-thick);
            padding: 10px 0;
            overflow: hidden;
            white-space: nowrap;
            position: relative;
            z-index: 100;
        }
        .ticker-content { display: inline-block; animation: marquee 24s linear infinite; }
        .ticker-content span { font-family: var(--font-heading); font-weight: 800; font-size: 0.85rem; padding: 0 18px; }
        @keyframes marquee { 0% { transform: translateX(0%); } 100% { transform: translateX(-50%); } }

        .neo-nav { background-color: var(--color-white); border-bottom: var(--border-thick); position: sticky; top: 0; z-index: 90; }
        .nav-container { max-width: 1240px; margin: 0 auto; padding: 14px 24px; display: flex; justify-content: space-between; align-items: center; }
        .brand-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-main); }
        .logo-badge { background-color: var(--color-pink); color: #fff; font-family: var(--font-heading); font-weight: 900; padding: 4px 8px; border: var(--border-thick); box-shadow: var(--shadow-hard-sm); font-size: 1.1rem; }
        .logo-text { font-size: 1.35rem; }
        .logo-text small { color: var(--color-pink); }
        .nav-links { display: flex; gap: 24px; }
        .nav-item { text-decoration: none; color: var(--text-main); font-weight: 600; font-size: 0.95rem; }
        .nav-cta { background-color: var(--color-yellow); color: var(--text-main); font-family: var(--font-heading); font-weight: 800; font-size: 0.85rem; text-decoration: none; padding: 6px 14px; border: var(--border-thick); box-shadow: var(--shadow-hard-sm); white-space: nowrap; }

        .neo-hero { padding: 55px 24px 35px; max-width: 1240px; margin: 0 auto; text-align: center; }
        .hero-badge-wrap { display: flex; justify-content: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
        .sticker-tag { display: inline-block; font-family: var(--font-heading); font-size: 0.8rem; font-weight: 800; padding: 6px 14px; border: var(--border-thick); box-shadow: var(--shadow-hard-sm); text-transform: uppercase; transform: rotate(-1.5deg); }
        .tag-pink { background-color: var(--color-pink); color: #fff; }
        .tag-yellow { background-color: var(--color-yellow); color: #000; }
        .tag-cyan { background-color: var(--color-cyan); color: #000; transform: rotate(1.5deg); }
        .tag-green { background-color: var(--color-green); color: #000; }

        .hero-title { font-size: clamp(2.1rem, 5vw, 3.8rem); text-transform: uppercase; margin-bottom: 20px; max-width: 980px; margin-left: auto; margin-right: auto; }
        .highlight-yellow { background-color: var(--color-yellow); padding: 2px 12px; border: var(--border-thick); display: inline-block; box-shadow: var(--shadow-hard-sm); }
        .hero-subtitle { font-size: clamp(1rem, 2vw, 1.25rem); max-width: 820px; margin: 0 auto 35px; color: #333; }

        .hero-stats-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; max-width: 920px; margin: 0 auto; }
        .stat-card { border: var(--border-thick); padding: 20px 16px; box-shadow: var(--shadow-hard-md); display: flex; flex-direction: column; align-items: center; }
        .color-yellow { background-color: var(--color-yellow); }
        .color-pink { background-color: var(--color-pink); color: #fff; }
        .color-green { background-color: var(--color-green); }
        .stat-number { font-size: clamp(1.4rem, 3vw, 2.2rem); display: block; }
        .stat-label { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; margin-top: 4px; }

        .neo-section { max-width: 1280px; margin: 0 auto; padding: 45px 24px; }
        .section-header { text-align: center; margin-bottom: 35px; }
        .section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); text-transform: uppercase; margin-top: 12px; margin-bottom: 8px; }
        .section-subtitle { font-size: 1.05rem; color: #444; }

        /* CONTROLS CONTAINER: DUAL FILTER & SORT BY */
        .controls-container {
            background-color: var(--color-white);
            border: var(--border-thick);
            box-shadow: var(--shadow-hard-lg);
            padding: 22px 20px;
            margin: 0 auto 35px;
            max-width: 1040px;
            text-align: left;
        }
        .filter-section-wrap {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .filter-label-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .control-label-badge {
            font-family: var(--font-heading);
            font-size: 0.8rem;
            font-weight: 900;
            background-color: var(--color-yellow);
            border: var(--border-thin);
            box-shadow: var(--shadow-hard-sm);
            padding: 4px 10px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .filter-bar {
            display: flex;
            justify-content: flex-start;
            gap: 10px;
            margin-top: 4px;
            flex-wrap: wrap;
        }
        .filter-btn {
            font-family: var(--font-heading);
            font-size: 0.88rem;
            font-weight: 800;
            padding: 9px 15px;
            background-color: var(--color-white);
            border: var(--border-thick);
            box-shadow: var(--shadow-hard-sm);
            cursor: pointer;
            transition: all 0.15s ease;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            text-decoration: none;
            color: var(--text-main);
        }
        .filter-btn:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-hard-md);
        }
        .filter-btn.active {
            background-color: var(--color-yellow);
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow-hard-md);
        }
        .filter-btn.filter-5g-btn.active {
            background-color: var(--color-cyan);
        }
        .filter-btn.filter-4g-btn.active {
            background-color: var(--color-green);
        }
        .filter-count-pill {
            background-color: #000;
            color: #fff;
            padding: 1px 7px;
            border-radius: 12px;
            font-size: 0.72rem;
            font-weight: 800;
            margin-left: 4px;
        }
        .filter-btn.active .filter-count-pill {
            background-color: #121212;
            color: #fff;
        }
        .sort-bar-wrap {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 18px;
            padding-top: 16px;
            border-top: var(--border-thin);
        }
        .sort-select-box {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .sort-label {
            font-family: var(--font-heading);
            font-size: 0.85rem;
            font-weight: 900;
            color: var(--text-main);
            letter-spacing: 0.5px;
        }
        .neo-select {
            font-family: var(--font-heading);
            font-size: 0.85rem;
            font-weight: 800;
            padding: 8px 14px;
            background-color: var(--color-white);
            border: var(--border-thick);
            box-shadow: var(--shadow-hard-sm);
            cursor: pointer;
            outline: none;
            color: var(--text-main);
        }
        .neo-select:focus {
            box-shadow: var(--shadow-hard-md);
        }
        .filter-result-badge {
            font-family: var(--font-heading);
            font-size: 0.85rem;
            font-weight: 700;
            background-color: #FFFDE6;
            border: var(--border-thin);
            padding: 6px 14px;
            box-shadow: var(--shadow-hard-sm);
        }
        .network-hint-box {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background-color: #FFFDE6;
            border: var(--border-thin);
            margin-top: 16px;
            font-size: 0.88rem;
            line-height: 1.4;
        }
        .network-hint-box.hint-5g {
            background-color: #E6FAFF;
            border-color: #008899;
        }
        .network-hint-box.hint-4g {
            background-color: #E6FFE9;
            border-color: #009933;
        }
        .hint-icon {
            font-size: 1.4rem;
            flex-shrink: 0;
        }
        .network-hint-box p {
            margin: 0;
            color: #222;
        }

        .packages-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(225px, 1fr)); gap: 20px; align-items: stretch; }
        .neo-card { border: var(--border-thick); box-shadow: var(--shadow-hard-lg); display: flex; flex-direction: column; justify-content: space-between; padding: 22px 18px; background-color: var(--color-white); }
        .card-yellow { background-color: #FFFDE6; }
        .card-pink { background-color: #FFF0F7; }
        .card-cyan { background-color: #E6FAFF; }
        .card-green { background-color: #E6FFE9; }

        .card-badge-container { display: flex; justify-content: space-between; align-items: center; gap: 6px; margin-bottom: 14px; }
        .neo-badge { font-family: var(--font-heading); font-size: 0.7rem; font-weight: 800; padding: 3px 6px; border: var(--border-thin); text-transform: uppercase; }
        .badge-black { background-color: #000; color: #fff; }
        .badge-white { background-color: #fff; color: #000; }
        .badge-hot { background-color: var(--color-pink); color: #fff; }
        .badge-green { background-color: var(--color-green); color: #000; }

        .card-header { border-bottom: var(--border-thin); padding-bottom: 14px; margin-bottom: 14px; }
        .card-period { font-size: 0.78rem; font-weight: 700; color: #555; text-transform: uppercase; display: block; margin-bottom: 4px; }
        .card-name { font-size: 1.3rem; margin-bottom: 10px; }
        .card-price-box { display: flex; align-items: baseline; gap: 4px; flex-wrap: wrap; }
        .price-currency { font-family: var(--font-heading); font-size: 0.95rem; font-weight: 800; }
        .price-amount { font-size: 1.95rem; color: var(--text-main); }
        .strike-price { font-size: 0.8rem; color: #888; text-decoration: line-through; margin-left: 4px; }

        .card-body { flex-grow: 1; margin-bottom: 16px; }
        .feature-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
        .feature-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 0.85rem; }
        .feat-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
        .feature-list strong { display: block; font-size: 0.88rem; line-height: 1.2; }
        .feature-list p { font-size: 0.78rem; color: #555; }
        .badge-alert { color: #D32F2F !important; }
        .badge-success { color: #2E7D32 !important; }

        .card-footer { display: flex; flex-direction: column; gap: 10px; }
        .unlimited-pill { background-color: var(--color-yellow); border: var(--border-thin); padding: 6px 4px; text-align: center; font-family: var(--font-heading); font-size: 0.72rem; font-weight: 800; text-transform: uppercase; }
        .pill-promo { background-color: var(--color-pink); color: #FFF; }

        .neo-btn { display: inline-flex; align-items: center; justify-content: center; width: 100%; min-height: 46px; font-family: var(--font-heading); font-size: 0.92rem; font-weight: 900; text-decoration: none; text-transform: uppercase; color: var(--text-main); background-color: var(--color-cyan); border: var(--border-thick); box-shadow: var(--shadow-hard-md); cursor: pointer; }
        .buy-btn { background-color: var(--color-pink); color: #fff; }

        .neo-notice-box { margin-top: 40px; border: var(--border-thick); box-shadow: var(--shadow-hard-md); padding: 24px; background-color: #E6FAFF; }
        .notice-badge { display: inline-block; font-family: var(--font-heading); font-weight: 900; font-size: 0.9rem; padding: 4px 12px; background-color: var(--color-yellow); border: var(--border-thin); box-shadow: var(--shadow-hard-sm); margin-bottom: 12px; }
        .notice-content p { font-size: 0.95rem; margin-bottom: 8px; }
        .disclaimer-text { font-size: 0.88rem; color: #666; margin-bottom: 0 !important; }

        /* SEO COMPARISON TABLE (NEO-BRUTALISM) */
        .comparison-section { padding: 40px 24px; max-width: 1240px; margin: 0 auto; }
        .comparison-box { background-color: var(--color-white); border: var(--border-thick); box-shadow: var(--shadow-hard-lg); padding: 32px 24px; }
        .comparison-table-wrap { overflow-x: auto; margin-top: 24px; }
        .comparison-table { width: 100%; border-collapse: collapse; font-family: var(--font-body); font-size: 0.95rem; min-width: 620px; }
        .comparison-table th, .comparison-table td { padding: 14px 18px; border: var(--border-thin); text-align: left; }
        .comparison-table th { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 900; text-transform: uppercase; background-color: var(--color-yellow); }
        .comparison-table th.col-highlight { background-color: var(--color-pink); color: #fff; }
        .comparison-table tr:nth-child(even) { background-color: #FAFAFA; }
        .comparison-table td.col-highlight { background-color: #FFFDE6; font-weight: 700; color: #000; }
        .comparison-badge-win { display: inline-block; background-color: var(--color-green); color: #000; font-family: var(--font-heading); font-size: 0.72rem; font-weight: 800; padding: 2px 6px; border: var(--border-thin); margin-left: 6px; }

        .fup-detail-section { padding: 40px 24px; }
        .fup-banner-box { background-color: var(--color-yellow); border: var(--border-thick); box-shadow: var(--shadow-hard-lg); padding: 36px 28px; }
        .fup-header h2 { font-size: clamp(1.5rem, 3.5vw, 2.4rem); margin-top: 10px; margin-bottom: 16px; text-transform: uppercase; }
        .fup-body p { font-size: 1.1rem; margin-bottom: 24px; color: #111; }
        .fup-features-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
        .fup-pill { background-color: var(--color-white); border: var(--border-thick); box-shadow: var(--shadow-hard-md); padding: 18px; display: flex; gap: 14px; align-items: flex-start; }
        .fup-icon { font-size: 1.8rem; flex-shrink: 0; }
        .fup-pill strong { display: block; font-family: var(--font-heading); font-size: 1.05rem; margin-bottom: 4px; }
        .fup-pill p { font-size: 0.88rem; color: #444; margin-bottom: 0; }

        .disclaimer-section { padding: 40px 24px; }
        .neo-disclaimer-box { background-color: #FFF0F7; border: var(--border-thick); box-shadow: var(--shadow-hard-lg); padding: 36px 28px; }
        .disclaimer-header h2 { font-size: clamp(1.5rem, 3.2vw, 2.2rem); margin-top: 10px; margin-bottom: 20px; }
        .disclaimer-list { list-style: none; display: flex; flex-direction: column; gap: 18px; }
        .disclaimer-list li { display: flex; gap: 16px; align-items: flex-start; background-color: var(--color-white); border: var(--border-thick); box-shadow: var(--shadow-hard-sm); padding: 16px 20px; }
        .disc-icon { font-size: 1.5rem; flex-shrink: 0; }
        .disclaimer-list strong { font-family: var(--font-heading); font-size: 1rem; display: block; margin-bottom: 4px; }
        .disclaimer-list p { font-size: 0.9rem; color: #333; }

        .faq-accordion { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
        .faq-item { background-color: var(--color-white); border: var(--border-thick); box-shadow: var(--shadow-hard-md); }
        .faq-item[open] { background-color: #FFFDE6; }
        .faq-question { padding: 18px 24px; font-family: var(--font-heading); font-size: 1.05rem; font-weight: 800; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        .faq-answer { padding: 0 24px 20px; font-size: 0.95rem; color: #333; border-top: 1px dashed #ccc; padding-top: 12px; }

        .neo-footer { background-color: #000; color: #fff; border-top: var(--border-thick); padding: 50px 24px 30px; }
        .footer-container { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 40px; }
        .footer-brand p { font-size: 0.9rem; color: #BBB; margin-top: 16px; max-width: 380px; }
        .footer-brand .logo-text { color: #FFF; }
        .footer-links h4, .footer-disclaimer h4 { font-size: 1.1rem; color: var(--color-yellow); margin-bottom: 16px; }
        .footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .footer-links a { color: #DDD; text-decoration: none; font-size: 0.9rem; }
        .footer-disclaimer p { font-size: 0.82rem; color: #999; line-height: 1.5; }

        .neo-modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.75); display: flex; align-items: center; justify-content: center; z-index: 999; opacity: 0; pointer-events: none; }
        .neo-modal-overlay.active { opacity: 1; pointer-events: auto; }
        .neo-modal-content { background-color: var(--color-white); border: var(--border-thick); box-shadow: 10px 10px 0px #000000; width: min(480px, 90%); padding: 28px; position: relative; }
        .modal-close { position: absolute; top: 12px; right: 14px; background: none; border: none; font-size: 1.8rem; font-weight: 900; cursor: pointer; }
        .modal-header h3 { font-size: 1.4rem; margin-top: 10px; margin-bottom: 12px; }
        .qr-placeholder { margin: 20px 0; padding: 20px; background-color: var(--color-yellow); border: var(--border-thick); text-align: center; }
        .modal-btn { min-height: 44px; font-size: 0.9rem; }

        @media (max-width: 1120px) { .fup-features-list { grid-template-columns: 1fr; } }
        @media (max-width: 768px) { .nav-links { display: none; } .hero-stats-grid { grid-template-columns: 1fr; gap: 14px; } .footer-container { grid-template-columns: 1fr; gap: 30px; } .logo-text { font-size: 1.1rem; } .nav-cta { font-size: 0.78rem; padding: 5px 10px; } }
        @media (max-width: 680px) {
            .controls-container { padding: 16px 14px; }
            .filter-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
            .filter-btn { font-size: 0.78rem; padding: 8px 8px; justify-content: center; text-align: center; }
            .sort-bar-wrap { flex-direction: column; align-items: stretch; gap: 10px; }
            .sort-select-box { flex-direction: column; align-items: stretch; gap: 6px; }
            .neo-select { width: 100%; }
            .filter-result-badge { text-align: center; }
        }
        @media (max-width: 620px) { .neo-hero { padding: 40px 16px 30px; } .disclaimer-list li { flex-direction: column; gap: 8px; } }

        /* CUSTOM CODE DIRECT LINK BOX STYLES */
        .custom-code-wrapper {
            max-width: 660px;
            margin: 18px auto 26px;
            padding: 0 8px;
        }
        .custom-code-box {
            background-color: var(--color-yellow);
            border: var(--border-thick);
            box-shadow: var(--shadow-hard-md);
            padding: 12px 16px;
            text-align: left;
        }
        .custom-code-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .custom-badge {
            font-family: var(--font-heading);
            font-size: 0.7rem;
            font-weight: 900;
            padding: 2px 6px;
            background-color: #000;
            color: #fff;
            border: var(--border-thin);
            text-transform: uppercase;
        }
        .custom-mode-selector {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .mode-option {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.78rem;
            font-weight: 800;
            font-family: var(--font-heading);
            cursor: pointer;
            user-select: none;
            background: #fff;
            padding: 2px 8px;
            border: var(--border-thin);
            box-shadow: 2px 2px 0px #000;
        }
        .mode-option input[type="radio"] {
            accent-color: var(--color-pink);
            cursor: pointer;
        }
        .custom-code-form {
            width: 100%;
        }
        .custom-input-wrap {
            display: flex;
            align-items: stretch;
            border: var(--border-thick);
            background-color: var(--color-white);
            box-shadow: var(--shadow-hard-sm);
        }
        .custom-prefix {
            display: flex;
            align-items: center;
            background-color: #eee;
            padding: 0 10px;
            font-family: monospace;
            font-size: 0.72rem;
            font-weight: 700;
            color: #444;
            border-right: var(--border-thin);
            white-space: nowrap;
            user-select: none;
        }
        .custom-input {
            flex-grow: 1;
            border: none;
            outline: none;
            padding: 8px 12px;
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            background: transparent;
            min-width: 130px;
        }
        .custom-input::placeholder {
            color: #999;
            font-weight: 500;
            font-family: var(--font-body);
            font-size: 0.82rem;
        }
        .custom-submit-btn {
            width: auto;
            min-height: 40px;
            padding: 0 16px;
            background-color: var(--color-pink);
            color: #fff;
            border: none;
            border-left: var(--border-thick);
            box-shadow: none;
            white-space: nowrap;
            flex-shrink: 0;
            cursor: pointer;
            font-size: 0.85rem;
        }
        .custom-submit-btn:hover {
            background-color: #e00070;
        }

        @media (max-width: 580px) {
            .custom-prefix {
                display: none;
            }
            .custom-input-wrap {
                flex-direction: column;
            }
            .custom-submit-btn {
                border-left: none;
                border-top: var(--border-thick);
                width: 100%;
            }
        }