:root {
    --bp-bg: #0b1a30;
    --bp-surface: #102644;
    --bp-grid-line: rgba(255, 255, 255, 0.08);
    --bp-accent: #38bdf8;
    --bp-white: #ffffff;
    --bp-text-dim: #94a3b8;
    --bp-border: 1px solid rgba(255, 255, 255, 0.2);
}
body { margin: 0; background-color: var(--bp-bg); background-image: linear-gradient(var(--bp-grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--bp-grid-line) 1px, transparent 1px); background-size: 20px 20px; color: var(--bp-white); font-family: "Consolas", "Monaco", "Courier New", monospace, sans-serif; -webkit-font-smoothing: antialiased; }
.bp-header { background-color: var(--bp-surface); border-bottom: 2px solid var(--bp-accent); padding: 18px 0; }
.bp-nav-inner { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; box-sizing: border-box; }
.bp-logo img { height: 26px; filter: invert(1) drop-shadow(0 0 4px var(--bp-accent)); }
.bp-menu { display: flex; gap: 35px; }
.bp-menu a { text-decoration: none; color: var(--bp-text-dim); font-weight: 600; font-size: 13px; transition: 0.3s; }
.bp-menu a:hover { color: var(--bp-accent); text-shadow: 0 0 5px var(--bp-accent); }
.bp-container { max-width: 1400px; margin: 40px auto; padding: 0 24px; box-sizing: border-box; }
.bp-notice { background: var(--bp-surface); border: var(--bp-border); padding: 18px 24px; font-size: 13px; color: var(--bp-white); line-height: 1.6; display: flex; align-items: center; gap: 12px; position: relative; }
.bp-notice::before { content: "[SYS_NOTICE]"; position: absolute; top: -10px; left: 15px; background: var(--bp-accent); color: #000; font-size: 9px; padding: 1px 6px; font-weight: bold; }
.bp-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 16px; }
.bp-card { background-color: rgba(16, 38, 68, 0.85); backdrop-filter: blur(4px); border: var(--bp-border); padding: 16px; text-decoration: none; transition: all 0.3s ease; display: flex; flex-direction: column; position: relative; }
.bp-card::after { content: "+"; position: absolute; bottom: 5px; right: 5px; color: var(--bp-text-dim); font-size: 10px; }
.bp-card:hover { transform: scale(1.02); border-color: var(--bp-accent); box-shadow: 0 0 15px rgba(56, 189, 248, 0.2); }
.bp-img-box { width: 100%; aspect-ratio: 1; background: #071221; border: 1px dashed rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.bp-img-box img { width: 60%; height: 60%; object-fit: contain; opacity: 0.8; filter: brightness(1.2) contrast(1.1); transition: 0.3s; }
.bp-card:hover .bp-img-box img { opacity: 1; transform: scale(1.05); }
.bp-name { font-size: 13px; font-weight: 700; color: var(--bp-white); height: 38px; line-height: 1.4; overflow: hidden; margin-bottom: 12px; }
.bp-meta { display: flex; justify-content: space-between; align-items: center; margin-top: auto; border-top: 1px dashed rgba(255,255,255,0.1); padding-top: 10px; }
.bp-price { color: var(--bp-accent); font-weight: 800; font-size: 16px; }
.bp-sell { font-size: 10px; color: var(--bp-text-dim); }
.bp-tag { position: absolute; top: -1px; left: -1px; background: var(--bp-accent); color: #000; font-size: 9px; padding: 2px 6px; font-weight: bold; }
.bp-detail-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; }
.bp-box { background: var(--bp-surface); border: var(--bp-border); padding: 35px; position: relative; }
.bp-box::after { content: "GRID_COORD_A1"; position: absolute; bottom: 5px; right: 8px; color: var(--bp-text-dim); font-size: 8px; }
.bp-h1 { font-size: 24px; font-weight: 800; margin: 0 0 20px 0; color: var(--bp-white); border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 12px; }
.bp-input { width: 100%; height: 46px; background: #071221; border: var(--bp-border); color: #fff; padding: 0 15px; font-size: 14px; box-sizing: border-box; outline: none; transition: 0.3s; margin-top: 8px; font-family: inherit; }
.bp-input:focus { border-color: var(--bp-accent); box-shadow: 0 0 10px rgba(56, 189, 248, 0.15); }
.bp-label { display: block; font-size: 12px; font-weight: 700; color: var(--bp-text-dim); }
.bp-btn { width: 100%; height: 50px; background: var(--bp-accent); color: #000; border: none; font-size: 15px; font-weight: 700; cursor: pointer; transition: 0.3s; margin-top: 20px; font-family: inherit; text-transform: uppercase; }
.bp-btn:hover { background: #fff; box-shadow: 0 0 15px var(--bp-accent); }
.bp-footer { background: var(--bp-surface); border-top: 2px solid var(--bp-accent); padding: 50px 0; margin-top: 80px; text-align: center; }
@media (max-width: 1400px) { .bp-grid { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 1000px) { .bp-grid { grid-template-columns: repeat(3, 1fr); } .bp-detail-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .bp-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }