.nested-page {
        --nst-bg: #ffffff;
        --nst-dark: #0f172a;
        --nst-blue: #3b82f6;
        --nst-indigo: #6366f1;
        --nst-text: #64748b;
        --nst-grid: #cbd5e1;
        --price-bg: #f8fafc;
        --card-bg: #ffffff;
        --text-main: #0f172a;
        --text-sub: #64748b;
        --accent-blue: #2563eb;
        --accent-indigo: #6366f1;
        --border-color: #e2e8f0;
        --chip-bg: #f1f5f9;
        --seo-bg: #ffffff;
        --seo-dark: #0f172a;
        --seo-blue: #3b82f6;
        --seo-text: #475569;
        --seo-border: #e2e8f0;
        --mod-bg: #ffffff;
        --mod-card: #ffffff;
        --mod-text: #64748b;
        --mod-title: #0f172a;
        --mod-border: #e2e8f0;
        --grad-start: #3b82f6;
        --grad-end: #6366f1;
        --spec-bg: #ffffff;
        --spec-panel: #f8fafc;
        --spec-border: #e2e8f0;
        --spec-title: #0f172a;
        --spec-text: #475569;
        --spec-blue: #3b82f6;
        --spec-green: #10b981;
        --faq-bg: #f8fafc;
        --faq-white: #ffffff;
        --faq-dark: #0f172a;
        --faq-blue: #3b82f6;
        --faq-text: #64748b;
        --faq-border: #e2e8f0;
    }

    .nested-page { font-family: 'Plus Jakarta Sans', sans-serif; overflow-x: hidden; }
    .nested-page a { text-decoration: none; }
    .nested-page ul { list-style: none; padding: 0; margin: 0; }

    .nested-minimal-hero {
        position: relative;
        padding: 85px 20px 100px 20px;
        background-color: var(--nst-bg);
        overflow: hidden;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nst-bg-matrix {
        position: absolute;
        top: 0; left: 0; width: 100%; height: 100%;
        background-image: radial-gradient(var(--nst-grid) 1px, transparent 1px);
        background-size: 40px 40px;
        opacity: 0.3;
        z-index: 0;
        mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
        -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    }

    .nst-blob {
        position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.4; z-index: 0;
    }
    .blob-1 { width: 600px; height: 600px; background: linear-gradient(135deg, rgba(59,130,246,0.1) 0%, rgba(255,255,255,0) 100%); top: -200px; right: -150px; }
    .blob-2 { width: 500px; height: 500px; background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, rgba(255,255,255,0) 100%); bottom: -150px; left: -150px; }

    .nst-container {
        max-width: 1100px; width: 100%; position: relative; z-index: 2;
        display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
    }

    .nst-content { display: flex; flex-direction: column; justify-content: center; }

    .nst-title {
        font-size: 3.5rem; font-weight: 800; color: var(--nst-dark);
        line-height: 1.1; margin-bottom: 20px; letter-spacing: -0.04em;
    }
    .nst-title span {
        background: linear-gradient(90deg, var(--nst-blue) 0%, var(--nst-indigo) 100%);
        -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    }

    .nst-desc {
        font-size: 1.05rem; color: var(--nst-text); line-height: 1.6;
        margin-bottom: 35px; max-width: 480px; font-weight: 500;
    }

    .nst-actions { display: flex; gap: 15px; align-items: center; }

    .nst-btn-fill {
        background: var(--nst-dark); color: #fff;
        padding: 14px 32px; border-radius: 50px;
        font-weight: 700; font-size: 0.9rem; cursor: pointer;
        transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
    }
    .nst-btn-fill:hover { background: var(--nst-blue); transform: translateY(-3px); box-shadow: 0 15px 35px rgba(59, 130, 246, 0.25); }

    .nst-btn-link {
        color: var(--nst-text); padding: 14px 20px;
        font-weight: 600; font-size: 0.9rem; cursor: pointer;
        display: flex; align-items: center; gap: 8px; transition: 0.2s;
    }
    .nst-btn-link:hover { color: var(--nst-dark); }
    .nst-btn-link i { font-size: 0.8rem; transition: 0.2s; }
    .nst-btn-link:hover i { transform: translateX(5px); }

    .nst-visual { position: relative; display: flex; justify-content: center; perspective: 1500px; }

    .nst-img-wrapper {
        position: relative; border-radius: 24px; padding: 12px;
        background: rgba(255, 255, 255, 0.4);
        border: 1px solid rgba(255, 255, 255, 0.9);
        box-shadow: 0 30px 60px -20px rgba(59, 130, 246, 0.15), inset 0 0 0 1px rgba(255,255,255,0.8);
        backdrop-filter: blur(12px);
        transform: rotateY(-6deg) rotateX(4deg);
        transition: transform 0.6s ease, box-shadow 0.6s ease;
    }
    .nst-visual:hover .nst-img-wrapper { transform: rotateY(0deg) rotateX(0deg) translateY(-10px); box-shadow: 0 40px 80px -20px rgba(59, 130, 246, 0.2); }

    .nst-img { width: 100%; max-width: 550px; height: auto; border-radius: 16px; display: block; position: relative; z-index: 2; }

    .np-header-section {
        text-align: center; padding: 80px 20px 40px 20px;
        background-color: var(--price-bg);
    }
    .nph-container { max-width: 800px; margin: 0 auto; }
    .nph-title {
        font-size: 2.4rem; font-weight: 800; color: var(--text-main);
        margin-bottom: 15px; line-height: 1.2; letter-spacing: -0.02em;
    }
    .nph-title span { color: var(--accent-blue); }
    .nph-desc {
        font-size: 1.05rem; color: var(--text-sub); line-height: 1.6;
        margin: 0 auto; max-width: 650px;
    }

    .nested-pricing-section { padding: 0 20px 100px 20px; background-color: var(--price-bg); }
    .np-container { max-width: 1200px; margin: 0 auto; }
    .np-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 25px; }

    .np-card {
        background: var(--card-bg); border: 1px solid var(--border-color);
        border-radius: 16px; padding: 25px; position: relative;
        transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        display: flex; flex-direction: column; overflow: hidden;
    }
    .np-card:hover { transform: translateY(-7px); box-shadow: 0 20px 40px -10px rgba(99, 102, 241, 0.15); border-color: var(--accent-indigo); }

    .np-chip {
        align-self: flex-start; background: var(--chip-bg); color: var(--text-main);
        font-size: 0.7rem; font-weight: 700; padding: 6px 12px; border-radius: 6px;
        margin-bottom: 15px; display: flex; align-items: center; gap: 6px;
        border: 1px solid var(--border-color);
    }
    .np-chip i { color: var(--accent-blue); }

    .np-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
    .np-title { font-size: 1.1rem; font-weight: 800; color: var(--text-main); letter-spacing: -0.02em; }
    .np-os-icons { display: flex; gap: 6px; color: #94a3b8; font-size: 1rem; }

    .np-specs-grid {
        display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
        margin-bottom: 25px; padding: 15px;
        background: #f8fafc; border-radius: 12px; border: 1px solid #f1f5f9;
    }
    .np-spec-item { display: flex; flex-direction: column; }
    .np-spec-label { font-size: 0.65rem; font-weight: 700; color: #94a3b8; text-transform: uppercase; margin-bottom: 2px; }
    .np-spec-val { font-size: 0.9rem; font-weight: 700; color: var(--text-main); }
    .np-spec-sub { font-size: 0.65rem; color: var(--text-sub); font-weight: 500; }

    .np-footer {
        margin-top: auto; display: flex; align-items: center; justify-content: space-between;
        border-top: 1px solid var(--border-color); padding-top: 20px;
    }
    .np-price { display: flex; flex-direction: column; }
    .np-amount { font-size: 1.25rem; font-weight: 800; color: var(--text-main); }
    .np-period { font-size: 0.75rem; color: var(--text-sub); }

    .np-btn {
        background: var(--text-main); color: #fff;
        padding: 10px 20px; border-radius: 8px; font-size: 0.85rem; font-weight: 700;
        text-decoration: none; transition: 0.3s;
    }
    .np-btn:hover { background: var(--accent-blue); box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3); }

    .np-card.popular { border-color: var(--accent-blue); box-shadow: 0 10px 30px rgba(37, 99, 235, 0.05); }
    .np-card.popular .np-chip { background: #eff6ff; color: var(--accent-blue); border-color: #dbeafe; }

    .nested-zigzag-section { padding: 100px 20px; background-color: var(--seo-bg); overflow: hidden; }
    .nzz-container { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 120px; }
    .nzz-row { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

    .nzz-row.reverse .nzz-visual { order: 1; }
    .nzz-row.reverse .nzz-content { order: 2; }

    .nzz-visual { position: relative; display: flex; justify-content: center; }
    .nzz-img-card {
        position: relative; z-index: 2; border-radius: 24px; background: #fff; padding: 15px;
        box-shadow: 0 30px 60px -15px rgba(0,0,0,0.1); border: 1px solid var(--seo-border);
        transition: transform 0.5s ease;
    }
    .nzz-row:hover .nzz-img-card { transform: translateY(-10px) scale(1.02); }
    .nzz-img { width: 100%; max-width: 480px; height: auto; border-radius: 16px; display: block; }
    .nzz-blob {
        position: absolute; width: 120%; height: 120%;
        background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, rgba(255,255,255,0) 70%);
        top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 1;
    }

    .nzz-content { display: flex; flex-direction: column; position: relative; }
    .nzz-label {
        font-size: 0.7rem; font-weight: 800; color: var(--seo-blue);
        text-transform: uppercase; letter-spacing: 2px; margin-bottom: 15px;
        display: flex; align-items: center; gap: 10px;
    }
    .nzz-label::before { content:''; width: 20px; height: 2px; background: var(--seo-blue); }
    .nzz-title {
        font-size: 2.2rem; font-weight: 800; color: var(--seo-dark);
        margin-bottom: 25px; line-height: 1.15; letter-spacing: -0.03em;
    }

    .nzz-scroll-wrapper {
        position: relative;
        mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
        -webkit-mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
        padding-bottom: 20px;
    }
    .nzz-scroll-box {
        height: 200px; overflow-y: auto; padding-right: 20px;
        font-size: 1.05rem; color: var(--seo-text); line-height: 1.7;
    }
    .nzz-scroll-box::-webkit-scrollbar { width: 3px; }
    .nzz-scroll-box::-webkit-scrollbar-track { background: transparent; }
    .nzz-scroll-box::-webkit-scrollbar-thumb { background-color: #cbd5e1; border-radius: 10px; }
    .nzz-scroll-box::-webkit-scrollbar-thumb:hover { background-color: var(--seo-blue); }
    .nzz-scroll-box p { margin-bottom: 20px; }
    .nzz-scroll-box strong { color: var(--seo-dark); font-weight: 700; }
    .nzz-scroll-box a, .nfl-acc-body a { color: var(--seo-blue); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }
    .nzz-scroll-box a:hover, .nfl-acc-body a:hover { color: var(--accent-indigo); }

    .nzz-features {
        margin-top: 10px; display: flex; gap: 25px;
        border-top: 1px solid var(--seo-border); padding-top: 25px;
    }
    .nzz-feat-item { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 700; color: var(--seo-dark); }
    .nzz-feat-icon {
        width: 32px; height: 32px; background: #eff6ff; color: var(--seo-blue);
        border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.9rem;
    }

    .modern-features-section { padding: 100px 20px; background-color: #f8fafc; }
    .mft-container { max-width: 1200px; margin: 0 auto; }
    .mft-header { text-align: center; max-width: 750px; margin: 0 auto 70px auto; }
    .mft-title {
        font-size: 2.4rem; font-weight: 800; color: var(--mod-title);
        margin-bottom: 15px; letter-spacing: -0.03em;
    }
    .mft-title span {
        background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
        -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    }
    .mft-desc { font-size: 1.05rem; color: var(--mod-text); line-height: 1.6; }
    .mft-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

    .mft-card {
        background: var(--mod-card); border-radius: 24px; padding: 40px 30px;
        position: relative; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        border: 1px solid rgba(226, 232, 240, 0.8); overflow: hidden; z-index: 1;
    }
    .mft-card::before {
        content: ""; position: absolute; inset: 0; border-radius: 24px; padding: 2px;
        background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
        -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
        -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity 0.4s ease;
    }
    .mft-card:hover { transform: translateY(-10px); box-shadow: 0 25px 50px -12px rgba(59, 130, 246, 0.15); }
    .mft-card:hover::before { opacity: 1; }

    .mft-blob {
        position: absolute; width: 150px; height: 150px;
        background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, rgba(255,255,255,0) 70%);
        top: -50px; right: -50px; border-radius: 50%; transition: 0.5s ease; opacity: 0;
    }
    .mft-card:hover .mft-blob { opacity: 1; transform: scale(1.5); }

    .mft-icon {
        width: 56px; height: 56px; border-radius: 16px;
        background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%); color: var(--grad-start);
        display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
        margin-bottom: 25px; transition: 0.4s ease; position: relative; z-index: 2;
    }
    .mft-card:hover .mft-icon {
        background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff;
        box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3); transform: rotate(-5deg) scale(1.1);
    }
    .mft-content h3 { font-size: 1.25rem; font-weight: 800; color: var(--mod-title); margin-bottom: 12px; position: relative; z-index: 2; }
    .mft-content p { font-size: 0.95rem; color: var(--mod-text); line-height: 1.7; margin: 0; position: relative; z-index: 2; }

    .nested-specs-section { padding: 80px 20px; background-color: var(--spec-bg); }
    .nsp-container { max-width: 1100px; margin: 0 auto; }
    .nsp-header { text-align: center; margin-bottom: 60px; }
    .nsp-title { font-size: 2rem; font-weight: 800; color: var(--spec-title); margin-bottom: 10px; letter-spacing: -0.02em; }
    .nsp-desc { color: var(--spec-text); font-size: 1rem; }
    .nsp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }

    .nsp-panel {
        border: 1px solid var(--spec-border); border-radius: 20px; overflow: hidden;
        background: #fff; box-shadow: 0 10px 30px rgba(0,0,0,0.03); transition: transform 0.3s ease;
    }
    .nsp-panel:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0,0,0,0.06); border-color: var(--spec-blue); }

    .nsp-panel-head {
        background: var(--spec-panel); padding: 20px 25px;
        border-bottom: 1px solid var(--spec-border); display: flex; align-items: center; gap: 12px;
    }
    .nsp-head-icon {
        width: 36px; height: 36px; background: #fff; color: var(--spec-blue);
        border: 1px solid var(--spec-border); border-radius: 8px; display: flex; align-items: center; justify-content: center;
    }
    .nsp-head-title { font-size: 1.1rem; font-weight: 700; color: var(--spec-title); }

    .nsp-list { padding: 10px 0; }
    .nsp-item {
        display: flex; justify-content: space-between; align-items: center;
        padding: 15px 25px; border-bottom: 1px dashed var(--spec-border); transition: background 0.2s;
    }
    .nsp-item:last-child { border-bottom: none; }
    .nsp-item:hover { background: #fdfdfd; }
    .nsp-key { font-size: 0.9rem; font-weight: 600; color: var(--spec-text); display: flex; align-items: center; gap: 8px; }
    .nsp-key i { font-size: 0.75rem; color: #cbd5e1; }
    .nsp-val {
        font-size: 0.9rem; font-weight: 700; color: var(--spec-title);
        background: #f1f5f9; padding: 4px 10px; border-radius: 6px;
    }
    .val-blue { color: var(--spec-blue); background: #eff6ff; }
    .val-green { color: var(--spec-green); background: #ecfdf5; }
    .nsp-full { grid-column: span 2; }

    .nested-faq-layout { padding: 100px 20px; background-color: var(--faq-bg); }
    .nfl-container {
        max-width: 1200px; margin: 0 auto;
        display: grid; grid-template-columns: 380px 1fr; gap: 50px; align-items: start;
    }
    .nfl-sidebar {
        background: var(--faq-white); border: 1px solid var(--faq-border);
        border-radius: 20px; padding: 30px; position: sticky; top: 20px;
        box-shadow: 0 20px 40px -10px rgba(0,0,0,0.05);
    }
    .nfl-contact-title { font-size: 1.1rem; font-weight: 800; color: var(--faq-dark); margin-bottom: 25px; }
    .nfl-contact-list { display: flex; flex-direction: column; gap: 20px; }
    .nfl-contact-item { display: flex; align-items: center; gap: 15px; }
    .nfl-icon-circle {
        width: 45px; height: 45px; background: #eff6ff; color: var(--faq-blue);
        border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0;
    }
    .nfl-info { display: flex; flex-direction: column; }
    .nfl-label { font-size: 0.7rem; font-weight: 700; color: #94a3b8; text-transform: uppercase; margin-bottom: 2px; }
    .nfl-value { font-size: 0.95rem; font-weight: 700; color: var(--faq-dark); }
    .nfl-support-btn {
        margin-top: 30px; background: var(--faq-dark); color: #fff; width: 100%;
        padding: 15px; border-radius: 12px; font-weight: 700; text-align: center; text-decoration: none;
        display: flex; align-items: center; justify-content: center; gap: 10px; transition: 0.3s;
    }
    .nfl-support-btn:hover { background: var(--faq-blue); transform: translateY(-2px); }

    .nfl-content { display: flex; flex-direction: column; }
    .nfl-main-title { font-size: 2.2rem; font-weight: 800; color: var(--faq-dark); margin-bottom: 10px; line-height: 1.2; }
    .nfl-main-title span { color: var(--faq-blue); }
    .nfl-desc { color: var(--faq-text); font-size: 1.05rem; margin-bottom: 40px; }

    .nfl-acc-item {
        background: var(--faq-white); border: 1px solid var(--faq-border);
        border-radius: 12px; margin-bottom: 15px; overflow: hidden; transition: all 0.3s ease;
    }
    .nfl-acc-item.active { border-color: var(--faq-blue); box-shadow: 0 10px 25px rgba(59, 130, 246, 0.08); }
    .nfl-acc-btn {
        width: 100%; padding: 20px 25px; background: transparent; border: none;
        display: flex; justify-content: space-between; align-items: center; text-align: left;
        font-size: 1rem; font-weight: 700; color: var(--faq-dark); cursor: pointer; font-family: inherit; transition: 0.2s; gap: 15px;
    }
    .nfl-acc-item.active .nfl-acc-btn { color: var(--faq-blue); }
    .nfl-acc-icon {
        width: 28px; height: 28px; background: #f1f5f9; color: var(--faq-text);
        border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.8rem; transition: 0.3s; flex-shrink: 0;
    }
    .nfl-acc-item.active .nfl-acc-icon { background: var(--faq-blue); color: #fff; transform: rotate(180deg); }
    .nfl-acc-body { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out; padding: 0 25px; }
    .nfl-acc-body p { padding-bottom: 25px; margin: 0; color: var(--faq-text); line-height: 1.7; font-size: 0.95rem; }

    @media (max-width: 992px) {
        .nested-minimal-hero { padding: 60px 20px; }
        .nst-container { grid-template-columns: 1fr; text-align: center; gap: 50px; }
        .nst-content { align-items: center; }
        .nst-desc { margin-left: auto; margin-right: auto; }
        .nst-actions { justify-content: center; }
        .nst-img-wrapper { transform: none; max-width: 100%; }
        .nst-visual:hover .nst-img-wrapper { transform: none; }
        .nst-title { font-size: 2.5rem; }

        .np-grid { grid-template-columns: 1fr; }
        .nph-title { font-size: 2rem; }

        .nzz-row, .nzz-row.reverse { grid-template-columns: 1fr; gap: 50px; text-align: left; }
        .nzz-row .nzz-visual { order: 1; }
        .nzz-row .nzz-content { order: 2; }
        .nzz-row.reverse .nzz-visual { order: 1; }
        .nzz-row.reverse .nzz-content { order: 2; }
        .nzz-img { max-width: 100%; }
        .nzz-scroll-box { height: auto; max-height: 300px; padding-right: 5px; }
        .nzz-scroll-wrapper { mask-image: none; -webkit-mask-image: none; }

        .mft-grid { grid-template-columns: repeat(2, 1fr); }

        .nsp-grid { grid-template-columns: 1fr; }
        .nsp-full { grid-column: span 1; }

        .nfl-container { grid-template-columns: 1fr; }
        .nfl-sidebar { position: relative; top: 0; order: 2; }
        .nfl-content { order: 1; }
    }
    @media (max-width: 600px) {
        .mft-grid { grid-template-columns: 1fr; }
        .mft-title { font-size: 2rem; }
    }