:root {
    --pol-bg: #0c0d12;
    --pol-card-bg: #131722;
    --pol-border: rgba(0, 245, 255, 0.2);
    --pol-border-hover: rgba(0, 245, 255, 0.6);
    --pol-text: #ffffff;
    --pol-sub: #707d93;
    --pol-accent: #00f5ff;
    --pol-font: 'Fira Code', 'JetBrains Mono', monospace;
}

body {
    margin: 0; background: var(--pol-bg); color: var(--pol-text);
    font-family: var(--pol-font); font-size: 13px; -webkit-font-smoothing: antialiased;
}

.pol-header {
    position: fixed; top: 0; width: 100%; height: 56px;
    background: rgba(12, 13, 18, 0.95); backdrop-filter: blur(8px);
    z-index: 2000; border-bottom: 1px solid var(--pol-border);
}

.pol-inner {
    max-width: 1200px; margin: 0 auto; height: 100%;
    display: flex; align-items: center; justify-content: space-between; padding: 0 20px;
}

.pol-logo-nav { display: flex; align-items: center; gap: 30px; }
.pol-logo img { height: 20px; }
.pol-nav { display: flex; list-style: none; gap: 24px; margin: 0; padding: 0; }
.pol-nav a { color: var(--pol-sub); text-decoration: none; font-weight: 500; transition: 0.2s; }
.pol-nav a:hover, .pol-nav a.active { color: var(--pol-accent); }
.pol-user-zone { display: flex; align-items: center; gap: 16px; }
.pol-btn-login { background: var(--pol-accent); color: #000; padding: 6px 12px; border-radius: 4px; text-decoration: none; font-size: 12px; font-weight: bold; }
.pol-avatar { width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--pol-border); }
.pol-m-trigger { display: none; color: var(--pol-text); font-size: 20px; cursor: pointer; }

/* 留白通告 */
.pol-notice-bar { margin: 80px auto 20px; max-width: 1200px; padding: 0 20px; }
.pol-notice-inner { border: 1px solid var(--pol-border); padding: 12px 20px; background: var(--pol-card-bg); display: flex; align-items: center; }
.pol-notice-dot { width: 6px; height: 6px; background: var(--pol-accent); border-radius: 50%; margin-right: 12px; box-shadow: 0 0 8px var(--pol-accent); }

/* 页脚 */
.pol-footer { padding: 40px 0; background: #08090d; border-top: 1px solid var(--pol-border); margin-top: 60px; }
.pol-footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.pol-copyright { font-size: 11px; color: var(--pol-sub); display: flex; align-items: center; }
.pol-status-indicator { width: 6px; height: 6px; background: var(--pol-accent); border-radius: 50%; margin-right: 10px; box-shadow: 0 0 8px var(--pol-accent); }

/* 布局 170: 右侧全息数据解密舱 ➡️ 左侧商品网格 */
.pol-home-wrap { max-width: 1200px; margin: 40px auto; padding: 0 20px; min-height: 80vh; }
.pol-split { display: flex; gap: 30px; }
.pol-left-panel { flex: 1.3; }
.pol-right-panel { flex: 0.7; background: var(--pol-card-bg); border: 1px solid var(--pol-border); padding: 30px; position: sticky; top: 80px; height: fit-content; }
.pol-panel-title { font-size: 12px; font-weight: bold; color: var(--pol-accent); margin-bottom: 20px; text-transform: uppercase; }
.pol-panel-line { height: 1px; background: var(--pol-border); margin: 15px 0; }

.pol-cat-hd { font-size: 14px; font-weight: 600; color: var(--pol-text); margin: 30px 0 20px; display: flex; align-items: center; }
.pol-cat-hd::after { content: ""; flex: 1; height: 1px; background: var(--pol-border); margin-left: 20px; }
.pol-cat-hd::before { content: "▲ "; color: var(--pol-accent); margin-right: 8px; }

.pol-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pol-card-probe { display: block; background: var(--pol-card-bg); text-decoration: none; transition: 0.3s; padding: 20px; position: relative; border: 1px solid var(--pol-border); }
.pol-card-probe:hover { border-color: var(--pol-border-hover); box-shadow: 0 0 15px rgba(0, 245, 255, 0.2); }
.pol-card-probe:hover .pol-name { color: var(--pol-accent); }
.pol-img-box { width: 100%; aspect-ratio: 1.5; display: flex; align-items: center; justify-content: center; margin-bottom: 15px; background: #08090d; }
.pol-img-box img { width: 50%; height: 50%; object-fit: contain; }
.pol-name { font-size: 13px; height: 38px; color: var(--pol-text); line-height: 1.5; overflow: hidden; margin-bottom: 15px; }
.pol-footer-meta { display: flex; justify-content: space-between; align-items: center; }
.pol-price { font-size: 15px; font-weight: 700; color: var(--pol-accent); }
.pol-sell-count { font-size: 11px; color: var(--pol-sub); }
.pol-tag-auto { position: absolute; top: 10px; right: 10px; font-size: 9px; color: var(--pol-accent); border: 1px solid var(--pol-accent); padding: 1px 4px; }

/* Detail Pages */
.pol-trade-wrap { padding: 40px 10px; min-height: 80vh; }
.pol-trade-node { max-width: 900px; margin: 0 auto; border: 1px solid var(--pol-border); display: flex; flex-wrap: wrap; background: var(--pol-card-bg); }
.pol-media-side { flex: 0 0 32%; background: #08090d; padding: 30px; display: flex; align-items: center; border-right: 1px solid var(--pol-border); }
.pol-media-side img { width: 100%; height: auto; }
.pol-form-side { flex: 1; padding: 40px; min-width: 320px; }
.pol-title { font-size: 22px; font-weight: 700; color: var(--pol-text); margin-bottom: 10px; }
.pol-price-node { margin-bottom: 30px; padding: 20px; background: var(--pol-bg); border: 1px solid var(--pol-border); display: flex; justify-content: space-between; align-items: center; }
.pol-price-val { font-size: 26px; font-weight: 800; color: var(--pol-accent); }
.pol-field { margin-bottom: 20px; }
.pol-label { display: block; font-size: 11px; color: var(--pol-sub); margin-bottom: 8px; }
.pol-input { width: 100%; height: 44px; background: var(--pol-bg); border: 1px solid var(--pol-border); color: var(--pol-text); padding: 0 15px; box-sizing: border-box; outline: none; }
.pol-input:focus { border-color: var(--pol-accent); box-shadow: 0 0 10px rgba(0, 245, 255, 0.2); }
.pol-btn-submit { width: 100%; height: 48px; background: var(--pol-accent); color: #000; border: none; cursor: pointer; font-size: 14px; font-weight: 700; transition: 0.3s; }
.pol-btn-submit:hover { opacity: 0.8; }
.pol-btn-submit:disabled { background: #202635; color: #505d7a; border: 1px solid var(--pol-border); cursor: not-allowed; }
.pol-desc-box { max-width: 900px; margin: 20px auto 0; border: 1px solid var(--pol-border); padding: 30px; background: var(--pol-card-bg); color: var(--pol-sub); }
.pol-desc-title { font-size: 12px; font-weight: 700; color: var(--pol-text); margin-bottom: 15px; border-left: 2px solid var(--pol-accent); padding-left: 10px; }

/* Queries & Lists */
.pol-query-wrap { max-width: 520px; margin: 80px auto; padding: 0 20px; min-height: 70vh; }
.pol-query-node { background: var(--pol-card-bg); border: 1px solid var(--pol-border); padding: 30px; margin-bottom: 20px; }
.pol-btn-prime { background: var(--pol-accent); color: #000; border: none; padding: 12px 30px; font-weight: 700; font-size: 13px; cursor: pointer; width: 100%; }

@media (max-width: 768px) {
    .pol-split { flex-direction: column-reverse; }
    .pol-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .pol-header { position: relative; }
    .pol-nav { position: fixed; top: 56px; left: -100%; width: 100%; height: 100vh; background: var(--pol-bg); flex-direction: column; padding: 40px; transition: 0.3s; gap: 30px; }
    .pol-nav.is-open { left: 0; }
    .pol-m-trigger { display: block; }
}