* { box-sizing: border-box; }
body { margin: 0; background: #070707; color: #fff; font-family: Arial, Helvetica, sans-serif; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(0,0,0,.92); border-bottom: 1px solid rgba(245, 197, 24, .25); display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }
.brand { cursor: pointer; }
.brand h1 { margin: 0; color: #f5c518; font-size: 28px; }
.brand p { margin: 2px 0 0; color: #aaa; font-size: 13px; }
nav { display: flex; gap: 8px; }
nav button, .mobile-toggle { background: transparent; color: #eee; border: 1px solid transparent; padding: 10px 14px; border-radius: 14px; cursor: pointer; }
nav button:hover { border-color: rgba(245,197,24,.45); color: #f5c518; }
.mobile-toggle { display: none; font-size: 24px; }
main { max-width: 1240px; margin: auto; padding: 28px 18px; }
.page { display: none; }
.page.active { display: block; }
.hero { display: grid; grid-template-columns: 1.3fr .7fr; gap: 24px; align-items: stretch; }
.hero > div, .panel, .protection-card { background: linear-gradient(145deg, #171717, #050505); border: 1px solid rgba(245,197,24,.22); border-radius: 28px; padding: 28px; box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.badge { display: inline-block; color: #f5c518; border: 1px solid rgba(245,197,24,.35); background: rgba(245,197,24,.08); padding: 8px 14px; border-radius: 999px; margin-bottom: 16px; }
.hero h2 { font-size: clamp(34px, 6vw, 64px); line-height: .98; margin: 0; }
.hero p, .panel p, .page-heading p { color: #c9c9c9; font-size: 17px; line-height: 1.5; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
button.primary, button.secondary { border: 0; padding: 14px 22px; border-radius: 16px; font-weight: 800; cursor: pointer; }
.primary { background: #f5c518; color: #000; }
.secondary { background: transparent; color: #f5c518; border: 1px solid rgba(245,197,24,.5) !important; }
.full { width: 100%; margin-top: 12px; }
.feature { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); padding: 14px; border-radius: 16px; margin: 10px 0; color: #ddd; }
.section-title { color: #f5c518; font-size: 28px; margin: 32px 0 16px; }
.lot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.lot-card { background: #141414; border: 1px solid rgba(245,197,24,.2); border-radius: 24px; overflow: hidden; cursor: pointer; transition: .2s ease; }
.lot-card:hover { transform: translateY(-4px); border-color: rgba(245,197,24,.7); }
.lot-card img, .checkout-summary img { width: 100%; height: 190px; object-fit: cover; }
.lot-card-content { padding: 16px; }
.status { display: inline-block; color: #f5c518; background: rgba(245,197,24,.08); padding: 5px 10px; border-radius: 999px; font-size: 12px; }
.lot-card h3 { margin: 12px 0 6px; }
.muted { color: #aaa; }
.price { color: #f5c518; font-size: 26px; font-weight: 900; }
.auction-layout { display: grid; grid-template-columns: 1.35fr .65fr; gap: 24px; }
.live-card { position: relative; background: #000; border: 1px solid rgba(245,197,24,.22); border-radius: 28px; overflow: hidden; min-height: 440px; }
.live-card img { width: 100%; height: 440px; object-fit: cover; opacity: .72; }
.live-badge, .watching { position: absolute; top: 16px; padding: 7px 14px; border-radius: 999px; font-weight: 900; }
.live-badge { left: 16px; background: #dc2626; }
.watching { right: 16px; background: rgba(0,0,0,.75); color: #f5c518; }
.live-info { position: absolute; left: 22px; right: 22px; bottom: 18px; }
.live-info h2 { font-size: 34px; margin: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 16px 0; }
.stat, .metric { background: #101010; border: 1px solid rgba(245,197,24,.16); padding: 16px; border-radius: 18px; }
.stat span, .metric span { display: block; color: #888; font-size: 12px; text-transform: uppercase; }
.stat strong, .metric strong { display: block; color: #fff; margin-top: 8px; font-size: 20px; }
.bid-row { display: flex; gap: 10px; }
input.search, .bid-row input { background: #050505; color: #fff; border: 1px solid rgba(245,197,24,.24); padding: 13px; border-radius: 14px; outline: none; }
.bid-row input { flex: 1; }
.wide { width: 100%; margin-bottom: 16px; }
.mini-lot { display: flex; gap: 12px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); padding: 10px; border-radius: 16px; margin-bottom: 10px; cursor: pointer; }
.mini-lot img { width: 78px; height: 62px; border-radius: 12px; object-fit: cover; }
.dashboard-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.upload-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.upload-grid div { border: 1px dashed rgba(245,197,24,.35); border-radius: 16px; padding: 18px; text-align: center; color: #ddd; background: rgba(255,255,255,.03); }
.seller-row { display: flex; justify-content: space-between; gap: 10px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); padding: 14px; border-radius: 16px; margin-bottom: 10px; }
.checkout-summary strong { color: #f5c518; font-size: 34px; }
footer { text-align: center; color: #888; padding: 30px; border-top: 1px solid rgba(245,197,24,.14); }
@media (max-width: 900px) { .mobile-toggle { display: block; } nav { display: none; position: absolute; top: 76px; left: 0; right: 0; background: #000; flex-direction: column; padding: 16px; border-bottom: 1px solid rgba(245,197,24,.25); } nav.open { display: flex; } .hero, .auction-layout, .dashboard-layout { grid-template-columns: 1fr; } .lot-grid, .stats-grid { grid-template-columns: 1fr; } .site-header { padding: 12px 16px; } }
/* PHASE 4 CSS ADDITIONS */
textarea.search { min-height: 110px; resize: vertical; font-family: Arial, Helvetica, sans-serif; }
.upload-label { display: block; color: #f5c518; background: rgba(245,197,24,.06); border: 1px dashed rgba(245,197,24,.35); border-radius: 16px; padding: 16px; margin-bottom: 16px; }
.upload-label input { display: block; margin-top: 10px; color: #fff; }