.nv-wh {
        --nv-font-main: 'Plus Jakarta Sans', sans-serif;
        --nv-font-alt: 'Inter', sans-serif;
        --nv-bg: #f8f9fc;
        --nv-white: #ffffff;
        --nv-primary: #1e6194;
        --nv-primary-hover: #164a73;
        --nv-primary-blue: #2563eb;
        --nv-text-dark: #1e293b;
        --nv-text-gray: #64748b;
        --nv-text-soft: #475569;
        --nv-success: #16a34a;
        --nv-danger: #dc2626;
        --nv-amber: #d97706;
        --nv-border: #eef2f6;
        --nv-border-light: #e2e8f0;
        --nv-bg-light: #f8fafc;
    }

    .nv-wh { font-family: var(--nv-font-main); color: var(--nv-text-dark); background: var(--nv-bg); }
    .nv-wh a { text-decoration: none; color: inherit; }
    .nv-wh :where(h1, h2, h3, h4, p, ul, li) { margin: 0; padding: 0; }
    .nv-wh ul { list-style: none; }
    .nv-wh *, .nv-wh *::before, .nv-wh *::after { box-sizing: border-box; }
    .nv-wh img { max-width: 100%; height: auto; }
    .nv-wh-wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

    .nv-wh-hero { position: relative; overflow: hidden; background: radial-gradient(1200px 480px at 80% -10%, rgba(37,99,235,0.10), transparent 60%), linear-gradient(180deg, var(--nv-white) 0%, var(--nv-bg) 100%); border-bottom: 1px solid var(--nv-border); padding: 60px 20px 56px; }
    .nv-wh-hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: center; }
    .nv-wh-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 0.75rem; font-weight: 700; color: var(--nv-primary); background: rgba(30,97,148,0.08); border: 1px solid rgba(30,97,148,0.15); padding: 7px 14px; border-radius: 50px; margin-bottom: 20px; letter-spacing: 0.3px; }
    .nv-wh-h1 { font-size: 2.7rem; font-weight: 800; color: var(--nv-text-dark); letter-spacing: -0.025em; line-height: 1.12; margin-bottom: 16px; }
    .nv-wh-h1 span { color: var(--nv-primary); }
    .nv-wh-lead { font-family: var(--nv-font-alt); font-size: 1.08rem; color: var(--nv-text-soft); line-height: 1.7; margin-bottom: 28px; max-width: 560px; }
    .nv-wh-lead strong { color: var(--nv-primary); font-weight: 700; }

    .nv-wh-box { display: flex; align-items: center; gap: 8px; max-width: 560px; background: var(--nv-white); border: 2px solid var(--nv-primary); border-radius: 14px; padding: 8px 8px 8px 18px; box-shadow: 0 22px 48px -22px rgba(30,97,148,0.45); }
    .nv-wh-box-icon { color: var(--nv-text-gray); font-size: 1.05rem; flex-shrink: 0; }
    .nv-wh-input { flex: 1; min-width: 0; border: none; outline: none; font-family: var(--nv-font-alt); font-size: 1.05rem; padding: 13px 6px; color: var(--nv-text-dark); background: transparent; }
    .nv-wh-input::placeholder { color: #94a3b8; }
    .nv-wh-go { flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px; background: var(--nv-primary-blue); color: #fff; border: none; cursor: pointer; font-family: var(--nv-font-main); font-weight: 700; font-size: 0.98rem; padding: 14px 26px; border-radius: 10px; transition: background 0.25s, transform 0.25s; }
    .nv-wh-go:hover { background: #1d4ed8; transform: translateY(-1px); }
    .nv-wh-hint { font-family: var(--nv-font-alt); font-size: 0.85rem; color: var(--nv-text-gray); margin-top: 12px; }

    .nv-wh-visual { position: relative; display: flex; align-items: center; justify-content: center; }
    .nv-wh-glow { position: absolute; width: 320px; height: 320px; border-radius: 50%; background: radial-gradient(circle, rgba(37,99,235,0.22), rgba(30,97,148,0.05) 55%, transparent 72%); filter: blur(6px); z-index: 0; }
    .nv-wh-hero-img { position: relative; z-index: 1; width: 100%; max-width: 300px; filter: drop-shadow(0 26px 40px rgba(30,97,148,0.28)); }

    .nv-wh-trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 44px; }
    .nv-wh-trust-item { display: inline-flex; align-items: center; gap: 10px; background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 12px; padding: 10px 16px; font-family: var(--nv-font-alt); font-size: 0.85rem; font-weight: 600; color: var(--nv-text-soft); box-shadow: 0 4px 14px -8px rgba(0,0,0,0.08); }
    .nv-wh-trust-item img { width: 26px; height: 26px; flex-shrink: 0; object-fit: contain; }

    .nv-wh-live { max-width: 900px; margin: 34px auto 0; }
    .nv-wh-live-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
    .nv-wh-live-title { font-size: 1.1rem; font-weight: 700; color: var(--nv-text-dark); }
    .nv-wh-live-title b { color: var(--nv-primary); }
    .nv-wh-loading { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 34px; background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 16px; font-family: var(--nv-font-alt); font-weight: 600; color: var(--nv-text-gray); }
    .nv-wh-spin { width: 22px; height: 22px; border: 3px solid var(--nv-border-light); border-top-color: var(--nv-primary); border-radius: 50%; animation: nv-wh-spin 0.7s linear infinite; }
    @keyframes nv-wh-spin { to { transform: rotate(360deg); } }
    .nv-wh-msg { padding: 26px 28px; background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 16px; font-family: var(--nv-font-alt); color: var(--nv-text-soft); line-height: 1.7; }

    .nv-wh-card { background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 18px; overflow: hidden; box-shadow: 0 14px 34px -20px rgba(0,0,0,0.18); }
    .nv-wh-card-head { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding: 22px 28px; border-bottom: 1px solid var(--nv-border); }
    .nv-wh-status { display: inline-flex; align-items: center; gap: 8px; font-family: var(--nv-font-alt); font-size: 0.8rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.5px; padding: 6px 12px; border-radius: 50px; }
    .nv-wh-status.is-ok { color: var(--nv-success); background: #ecfdf5; }
    .nv-wh-status.is-no { color: var(--nv-danger); background: #fef2f2; }
    .nv-wh-card-domain { font-size: 1.4rem; font-weight: 800; color: var(--nv-text-dark); letter-spacing: -0.5px; word-break: break-all; }

    .nv-wh-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--nv-border); }
    .nv-wh-row { display: flex; flex-direction: column; gap: 4px; background: var(--nv-white); padding: 16px 28px; }
    .nv-wh-row.full { grid-column: 1 / -1; }
    .nv-wh-k { font-family: var(--nv-font-alt); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: #94a3b8; display: inline-flex; align-items: center; gap: 7px; }
    .nv-wh-k i { color: var(--nv-primary); }
    .nv-wh-v { font-family: var(--nv-font-alt); font-size: 0.96rem; font-weight: 600; color: var(--nv-text-dark); word-break: break-word; line-height: 1.5; }
    .nv-wh-ns { display: flex; flex-wrap: wrap; gap: 8px; }
    .nv-wh-ns span { font-family: var(--nv-font-alt); font-size: 0.85rem; font-weight: 600; color: var(--nv-text-soft); background: var(--nv-bg-light); border: 1px solid var(--nv-border-light); padding: 5px 11px; border-radius: 7px; }

    .nv-wh-avail { text-align: center; padding: 40px 28px; }
    .nv-wh-avail .nv-wh-status { margin-bottom: 16px; }
    .nv-wh-avail-domain { display: block; font-size: 1.7rem; font-weight: 800; color: var(--nv-text-dark); letter-spacing: -0.5px; word-break: break-all; margin-bottom: 10px; }
    .nv-wh-avail-text { font-family: var(--nv-font-alt); font-size: 1rem; color: var(--nv-text-gray); line-height: 1.6; max-width: 480px; margin: 0 auto 24px; }
    .nv-wh-buy { display: inline-flex; align-items: center; gap: 10px; background: var(--nv-success); color: #fff; font-weight: 800; font-size: 1rem; padding: 15px 34px; border-radius: 50px; transition: 0.25s; box-shadow: 0 14px 30px -10px rgba(22,163,74,0.5); }
    .nv-wh-buy:hover { background: #15803d; transform: translateY(-2px); }
    .nv-wh-buy i { transition: transform 0.2s; }
    .nv-wh-buy:hover i { transform: translateX(3px); }

    .nv-wh-raw { border-top: 1px solid var(--nv-border); }
    .nv-wh-raw summary { list-style: none; cursor: pointer; padding: 16px 28px; font-family: var(--nv-font-main); font-size: 0.9rem; font-weight: 700; color: var(--nv-primary); display: flex; align-items: center; gap: 8px; }
    .nv-wh-raw summary::-webkit-details-marker { display: none; }
    .nv-wh-raw pre { margin: 0; padding: 0 28px 24px; font-family: 'Courier New', monospace; font-size: 0.82rem; line-height: 1.6; color: var(--nv-text-soft); white-space: pre-wrap; word-break: break-word; }

    .nv-wh-sec { padding: 64px 20px; }
    .nv-wh-sec.alt { background: var(--nv-white); }
    .nv-wh-sec-head { text-align: center; max-width: 700px; margin: 0 auto 44px; }
    .nv-wh-sec-title { font-size: 1.95rem; font-weight: 800; color: var(--nv-text-dark); letter-spacing: -0.5px; line-height: 1.2; }
    .nv-wh-sec-sub { font-family: var(--nv-font-alt); font-size: 1.02rem; color: var(--nv-text-gray); line-height: 1.6; margin-top: 12px; }

    .nv-wh-media { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
    .nv-wh-media.rev .nv-wh-media-visual { order: -1; }
    .nv-wh-media-text h2 { font-size: 1.85rem; font-weight: 800; color: var(--nv-text-dark); letter-spacing: -0.5px; line-height: 1.2; margin-bottom: 16px; }
    .nv-wh-media-text p { font-family: var(--nv-font-alt); font-size: 1rem; line-height: 1.85; color: var(--nv-text-soft); margin-bottom: 15px; }
    .nv-wh-media-text p:last-child { margin-bottom: 0; }
    .nv-wh-media-text strong { color: var(--nv-text-dark); font-weight: 700; }
    .nv-wh-media-text a { color: var(--nv-primary); font-weight: 600; }
    .nv-wh-media-text a:hover { text-decoration: underline; }
    .nv-wh-media-visual { display: flex; align-items: center; justify-content: center; }
    .nv-wh-media-visual img { width: 100%; max-width: 340px; filter: drop-shadow(0 22px 38px rgba(30,97,148,0.18)); }

    .nv-wh-feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
    .nv-wh-feat { background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 16px; padding: 30px 26px; transition: all 0.25s; }
    .nv-wh-sec.alt .nv-wh-feat { background: var(--nv-bg-light); }
    .nv-wh-feat:hover { transform: translateY(-4px); box-shadow: 0 18px 38px -18px rgba(30,97,148,0.2); border-color: #bfdbfe; }
    .nv-wh-feat-ic { width: 52px; height: 52px; border-radius: 13px; background: rgba(30,97,148,0.08); color: var(--nv-primary); display: flex; align-items: center; justify-content: center; font-size: 1.35rem; margin-bottom: 18px; }
    .nv-wh-feat h3 { font-size: 1.12rem; font-weight: 700; color: var(--nv-text-dark); margin-bottom: 9px; }
    .nv-wh-feat p { font-family: var(--nv-font-alt); font-size: 0.93rem; color: var(--nv-text-gray); line-height: 1.65; }

    .nv-wh-fields { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 900px; margin: 0 auto; }
    .nv-wh-field { display: flex; gap: 16px; background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 14px; padding: 22px 24px; }
    .nv-wh-sec.alt .nv-wh-field { background: var(--nv-bg-light); }
    .nv-wh-field-ic { width: 44px; height: 44px; flex-shrink: 0; border-radius: 11px; background: rgba(30,97,148,0.08); color: var(--nv-primary); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; }
    .nv-wh-field h3 { font-size: 1.02rem; font-weight: 700; color: var(--nv-text-dark); margin-bottom: 5px; }
    .nv-wh-field p { font-family: var(--nv-font-alt); font-size: 0.9rem; color: var(--nv-text-gray); line-height: 1.6; }

    .nv-wh-faq-wrap { max-width: 820px; margin: 0 auto; }
    .nv-wh-faq-item { background: var(--nv-white); border: 1px solid var(--nv-border-light); border-radius: 12px; margin-bottom: 12px; overflow: hidden; }
    .nv-wh-sec.alt .nv-wh-faq-item { background: var(--nv-bg-light); }
    .nv-wh-faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; font-family: var(--nv-font-main); font-size: 1.02rem; font-weight: 700; color: var(--nv-text-dark); }
    .nv-wh-faq-item summary::-webkit-details-marker { display: none; }
    .nv-wh-faq-item summary::after { content: "+"; flex-shrink: 0; font-size: 1.4rem; font-weight: 400; color: var(--nv-primary); transition: transform 0.2s; }
    .nv-wh-faq-item[open] summary::after { transform: rotate(45deg); }
    .nv-wh-faq-item summary:hover { color: var(--nv-primary); }
    .nv-wh-faq-body { padding: 0 24px 22px; font-family: var(--nv-font-alt); font-size: 0.96rem; line-height: 1.8; color: var(--nv-text-soft); }
    .nv-wh-faq-body a { color: var(--nv-primary); font-weight: 600; }

    .nv-wh-cta { text-align: center; }
    .nv-wh-cta-box { position: relative; overflow: hidden; background: linear-gradient(135deg, var(--nv-primary) 0%, var(--nv-primary-blue) 100%); border-radius: 22px; padding: 50px 40px; max-width: 940px; margin: 0 auto; box-shadow: 0 30px 60px -30px rgba(30,97,148,0.5); }
    .nv-wh-cta-grid { display: grid; grid-template-columns: 1fr 240px; gap: 30px; align-items: center; text-align: left; }
    .nv-wh-cta-box h2 { font-size: 1.9rem; font-weight: 800; color: #fff; letter-spacing: -0.5px; margin-bottom: 12px; }
    .nv-wh-cta-box p { font-family: var(--nv-font-alt); font-size: 1.04rem; color: rgba(255,255,255,0.9); line-height: 1.65; margin-bottom: 24px; }
    .nv-wh-cta-btns { display: flex; flex-wrap: wrap; gap: 14px; }
    .nv-wh-cta-btn { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; font-size: 0.98rem; padding: 15px 32px; border-radius: 50px; transition: 0.25s; }
    .nv-wh-cta-btn.primary { background: #fff; color: var(--nv-primary); box-shadow: 0 14px 30px -12px rgba(0,0,0,0.4); }
    .nv-wh-cta-btn.primary:hover { transform: translateY(-3px); box-shadow: 0 22px 44px -12px rgba(0,0,0,0.5); }
    .nv-wh-cta-btn.ghost { background: rgba(255,255,255,0.12); color: #fff; border: 1.5px solid rgba(255,255,255,0.4); }
    .nv-wh-cta-btn.ghost:hover { background: rgba(255,255,255,0.2); transform: translateY(-3px); }
    .nv-wh-cta-visual img { width: 100%; max-width: 220px; filter: drop-shadow(0 20px 34px rgba(0,0,0,0.3)); }

    @media (max-width: 900px) {
        .nv-wh-hero-grid { grid-template-columns: 1fr; gap: 24px; text-align: center; }
        .nv-wh-lead, .nv-wh-box { margin-left: auto; margin-right: auto; }
        .nv-wh-visual { order: -1; }
        .nv-wh-hero-img { max-width: 220px; }
        .nv-wh-media { grid-template-columns: 1fr; gap: 28px; }
        .nv-wh-media-visual { order: -1; }
        .nv-wh-media-text { text-align: center; }
        .nv-wh-cta-grid { grid-template-columns: 1fr; text-align: center; }
        .nv-wh-cta-btns { justify-content: center; }
        .nv-wh-cta-visual { display: none; }
    }
    @media (max-width: 860px) {
        .nv-wh-h1 { font-size: 2.05rem; }
        .nv-wh-sec-title { font-size: 1.6rem; }
        .nv-wh-feat-grid { grid-template-columns: 1fr; }
        .nv-wh-fields { grid-template-columns: 1fr; }
        .nv-wh-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 560px) {
        .nv-wh-box { flex-wrap: wrap; padding: 12px; gap: 10px; }
        .nv-wh-box-icon { display: none; }
        .nv-wh-input { flex: 1 1 100%; padding: 12px 4px; border-bottom: 1px solid var(--nv-border); }
        .nv-wh-go { flex: 1 1 100%; justify-content: center; }
    }