:root {
            --kvpc-ink: #101828; --kvpc-muted: #5a6472; --kvpc-line: #e7eaf0;
            --kvpc-bg: #ffffff; --kvpc-soft: #f6f8fc; --kvpc-brand: #3b5bdb;
            --kvpc-brand-soft: #eef2ff; --kvpc-accent: #0ca678;
        }
        * { box-sizing: border-box; }
        body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; margin: 0; color: var(--kvpc-ink); background: var(--kvpc-bg); line-height: 1.5; }
        a { color: var(--kvpc-brand); text-decoration: none; }
        .kvpc-wrap { max-width: 1080px; margin: 0 auto; padding: 0 18px 64px; }

        /* Hero */
        .kvpc-hero { position: relative; overflow: hidden; border-radius: 22px; margin-top: 20px; padding: 34px 30px; color: #fff;
            background: linear-gradient(135deg, #1e2a78 0%, #3b5bdb 55%, #4c6ef5 100%); }
        .kvpc-hero::before { content: ""; position: absolute; inset: 0; opacity: .35;
            background-image: linear-gradient(rgba(255,255,255,.10) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.10) 1px, transparent 1px);
            background-size: 34px 34px; mask-image: radial-gradient(circle at 30% 20%, #000, transparent 75%); }
        .kvpc-hero-grid { position: relative; display: grid; grid-template-columns: 1.6fr .9fr; gap: 24px; align-items: center; }
        .kvpc-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; letter-spacing: .3px; text-transform: uppercase; opacity: .92; }
        .kvpc-hero h1 { font-size: clamp(28px, 4vw, 42px); line-height: 1.12; margin: 12px 0 12px; }
        .kvpc-hero p { font-size: 16px; max-width: 62ch; margin: 0 0 18px; opacity: .95; }
        .kvpc-operator { font-size: 13px; opacity: .9; margin-top: 4px; }
        .kvpc-hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
        .kvpc-btn { display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border-radius: 999px; font-weight: 600; font-size: 14px; }
        .kvpc-btn-primary { background: #fff; color: var(--kvpc-brand); }
        .kvpc-btn-ghost { background: rgba(255,255,255,.14); color: #fff; border: 1px solid rgba(255,255,255,.4); }
        .kvpc-hero-art { text-align: center; }
        .kvpc-hero-art img { max-width: 100%; height: auto; border-radius: 18px; }

        /* Trust chips */
        .kvpc-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
        .kvpc-chip { display: inline-flex; align-items: center; gap: 6px; background: var(--kvpc-soft); border: 1px solid var(--kvpc-line); color: var(--kvpc-muted); font-size: 12.5px; font-weight: 600; padding: 6px 12px; border-radius: 999px; }

        /* Intro */
        .kvpc-intro { margin: 26px 0 8px; font-size: 16px; color: var(--kvpc-muted); max-width: 80ch; }

        /* Search + filter toolbar */
        .kvpc-toolbar { position: sticky; top: 0; z-index: 5; background: var(--kvpc-bg); padding: 16px 0 12px; margin-top: 10px; border-bottom: 1px solid var(--kvpc-line); }
        .kvpc-search { position: relative; }
        .kvpc-search input { width: 100%; padding: 13px 16px 13px 44px; border: 1px solid var(--kvpc-line); border-radius: 12px; font-size: 15px; background: var(--kvpc-soft); }
        .kvpc-search input:focus { outline: none; border-color: var(--kvpc-brand); background: #fff; }
        .kvpc-search svg { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--kvpc-muted); }
        .kvpc-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
        .kvpc-filter { border: 1px solid var(--kvpc-line); background: #fff; color: var(--kvpc-muted); font-size: 13.5px; font-weight: 600; padding: 7px 15px; border-radius: 999px; cursor: pointer; }
        .kvpc-filter[aria-pressed="true"] { background: var(--kvpc-brand); border-color: var(--kvpc-brand); color: #fff; }

        /* Group sections */
        .kvpc-group { margin-top: 34px; }
        .kvpc-group-head { display: flex; align-items: flex-start; gap: 12px; }
        .kvpc-group-icon { flex: none; width: 42px; height: 42px; border-radius: 12px; background: var(--kvpc-brand-soft); color: var(--kvpc-brand); display: grid; place-items: center; }
        .kvpc-group-title { font-size: 20px; font-weight: 700; margin: 0; }
        .kvpc-group-desc { font-size: 14px; color: var(--kvpc-muted); margin: 3px 0 0; }
        .kvpc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 14px; margin-top: 16px; }
        .kvpc-card { display: flex; flex-direction: column; border: 1px solid var(--kvpc-line); border-radius: 16px; padding: 18px; background: #fff; transition: border-color .15s, box-shadow .15s, transform .15s; }
        .kvpc-card:hover { border-color: #c3ccdd; box-shadow: 0 8px 22px rgba(16,24,40,.08); transform: translateY(-2px); }
        .kvpc-card-name { font-weight: 700; font-size: 15.5px; color: var(--kvpc-ink); }
        .kvpc-card-desc { font-size: 13.5px; color: var(--kvpc-muted); margin: 8px 0 14px; flex: 1; }
        .kvpc-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
        .kvpc-card-meta { font-size: 11.5px; color: #98a2b3; }
        .kvpc-card-open { font-size: 13px; font-weight: 700; color: var(--kvpc-brand); }
        .kvpc-badge-new { display: inline-block; background: #e6fcf5; color: var(--kvpc-accent); font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; margin-left: 8px; }

        /* Guide + roles */
        .kvpc-panel { margin-top: 40px; background: var(--kvpc-soft); border: 1px solid var(--kvpc-line); border-radius: 18px; padding: 26px; }
        .kvpc-panel h2 { font-size: 20px; margin: 0 0 4px; }
        .kvpc-panel-sub { font-size: 14px; color: var(--kvpc-muted); margin: 0 0 18px; }
        .kvpc-guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
        .kvpc-guide { display: block; background: #fff; border: 1px solid var(--kvpc-line); border-radius: 14px; padding: 16px; }
        .kvpc-guide:hover { border-color: #c3ccdd; }
        .kvpc-guide-q { font-weight: 700; font-size: 14.5px; color: var(--kvpc-ink); }
        .kvpc-guide-a { font-size: 13px; color: var(--kvpc-muted); margin-top: 4px; }
        .kvpc-roles { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
        .kvpc-role { background: #fff; border: 1px solid var(--kvpc-line); border-radius: 14px; padding: 16px; }
        .kvpc-role h3 { font-size: 15px; margin: 0 0 10px; }
        .kvpc-role ul { list-style: none; margin: 0; padding: 0; }
        .kvpc-role li { margin: 6px 0; font-size: 13.5px; }
        .kvpc-role li a { display: inline-flex; align-items: center; gap: 6px; }

        .kvpc-empty { display: none; text-align: center; color: var(--kvpc-muted); padding: 40px 0; font-size: 15px; }
        .kvpc-legal-note { margin-top: 36px; font-size: 12.5px; color: #98a2b3; text-align: center; }

        @media (max-width: 760px) {
            .kvpc-hero-grid { grid-template-columns: 1fr; }
            .kvpc-hero-art { display: none; }
        }