/* ==================================================
   CSS VARIABLES
================================================== */
:root {
  --premium-gold: #D4AF37;
  --gold-light: #F3D77B;
  --gold-deep: #B88918;
  --gold-mid: #E6C65C;

  --light-green: #A8D65E;
  --green-soft: #C8EF92;
  --green-deep: #74B62C;
  --green-strong: #8FCB4A;

  --primary-blue: #1687FF;
  --blue-soft: #6BC5FF;
  --blue-deep: #0B5ED7;
  --blue-mid: #35A7FF;

  --dark-text: #172033;
  --dark-text-2: #1D2638;
  --dark-text-3: #273248;
  --muted-text: #687386;
  --muted-text-2: #7A8495;

  --bg-white: #FFFFFF;
  --bg-smoke-1: #F8F9F7;
  --bg-smoke-2: #F4F6F3;
  --bg-smoke-3: #F1F3EF;
  --bg-smoke-4: #EEF2EC;

  --gradient-gold: linear-gradient(135deg, #B88918 0%, #D4AF37 40%, #F3D77B 100%);
  --gradient-green: linear-gradient(135deg, #74B62C 0%, #A8D65E 50%, #C8EF92 100%);
  --gradient-blue: linear-gradient(135deg, #0B5ED7 0%, #1687FF 50%, #6BC5FF 100%);
  --gradient-premium: linear-gradient(135deg, #D4AF37 0%, #F3D77B 30%, #A8D65E 68%, #35A7FF 100%);
  --gradient-smoke: linear-gradient(180deg, #FFFFFF 0%, #F8F9F7 50%, #EEF2EC 100%);
}

/* ==================================================
   BASE
================================================== */
body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--dark-text);
  background-color: var(--bg-white);
}
h1, h2, h3, .brand-mark, .stat-number { font-family: 'Sora', sans-serif; }
.fw-800 { font-weight: 800; }
.fw-700 { font-weight: 700; }
.fw-600 { font-weight: 600; }
a { text-decoration: none; }
.bg-smoke { background: var(--bg-smoke-2); }

/* ==================================================
   TEXT / GRADIENT UTILITIES
================================================== */
.text-gold { color: var(--premium-gold); }
.text-green { color: var(--green-deep); }
.text-primary-blue { color: var(--primary-blue); }

.text-gradient-gold, .text-gradient-green, .text-gradient-premium {
  background-image: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.text-gradient-green { background-image: var(--gradient-green); }
.text-gradient-premium { background-image: var(--gradient-premium); }

/* ==================================================
   BUTTONS
================================================== */
.btn-gradient-gold {
  background: var(--gradient-gold);
  color: #fff;
  border: none;
  transition: transform .3s ease, box-shadow .3s ease;
}
.btn-gradient-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(212,175,55,.35); color:#fff; }

.btn-gradient-green {
  background: var(--gradient-green);
  color: #172033;
  border: none;
  transition: transform .3s ease, box-shadow .3s ease;
}
.btn-gradient-green:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(116,182,44,.35); color:#172033; }

.btn-search-gold { background: var(--gradient-gold); color: #fff; border: none; }
.btn-search-gold:hover { color: #fff; }

/* ==================================================
   TOP UTILITY BAR / NAVBAR
================================================== */
.utility-bar { background: var(--bg-smoke-1); color: var(--muted-text); }
.utility-link { color: var(--muted-text); font-weight: 500; }
.utility-link:hover { color: var(--dark-text); }

.main-navbar { background: var(--bg-white); box-shadow: 0 2px 12px rgba(23,32,51,0.05); }
.brand-mark { font-weight: 800; font-size: 1.5rem; background: var(--gradient-gold); -webkit-background-clip: text; background-clip: text; color: transparent; letter-spacing: .5px; }
.brand-tagline { font-size: .7rem; color: var(--muted-text); font-weight: 500; letter-spacing: .5px; }

.nav-search { background: var(--bg-smoke-2); border: 1px solid var(--bg-smoke-4); }
.nav-search .form-control:focus { box-shadow: none; }
.nav-search .input-group-text { background: transparent; }

.nav-icon-link { color: var(--dark-text-3); font-size: .9rem; font-weight: 500; }
.nav-icon-link:hover { color: var(--primary-blue); }

.secondary-nav { background: var(--bg-white); }
.secondary-scroll { flex-wrap: nowrap; }
.secondary-link { color: var(--muted-text); font-weight: 600; font-size: .875rem; padding: .5rem .25rem; white-space: nowrap; }
.secondary-link:hover { color: var(--dark-text); }

/* ==================================================
   HERO
================================================== */
.hero-section { background: var(--gradient-smoke); }
.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .35; z-index: 0; }
.orb-gold { width: 320px; height: 320px; background: var(--gold-light); top: -60px; left: -80px; }
.orb-green { width: 280px; height: 280px; background: var(--green-soft); bottom: -60px; left: 40%; }
.orb-blue { width: 300px; height: 300px; background: var(--blue-soft); top: 20%; right: -100px; }

.eyebrow-badge { background: var(--bg-smoke-3); color: var(--gold-deep); font-weight: 700; font-size: .72rem; letter-spacing: .8px; padding: .5rem 1rem; }

.hero-auction-card { background: rgba(255,255,255,.85); backdrop-filter: blur(14px); border: 1px solid rgba(212,175,55,.25); }
.hero-img-wrap { aspect-ratio: 16/10; }
.live-badge { background: rgba(143,203,74,.15); color: var(--green-deep); font-weight: 700; font-size: .7rem; display: inline-flex; align-items: center; gap: 6px; padding: .4rem .7rem; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green-deep); display: inline-block; animation: pulseDot 1.4s infinite; }
@keyframes pulseDot { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.watchlist-btn { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; }
.savings-badge { background: rgba(212,175,55,.15); color: var(--gold-deep); font-weight: 700; font-size: .7rem; }
.countdown-pulse { font-variant-numeric: tabular-nums; }

/* ==================================================
   FEATURE / STAT / CATEGORY BLOCKS
================================================== */
.feature-card { transition: transform .3s ease, box-shadow .3s ease; }
.feature-card:hover { transform: translateY(-6px); box-shadow: 0 16px 30px rgba(23,32,51,0.08) !important; }
.feature-icon { width: 52px; height: 52px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.bg-gold-soft { background: rgba(212,175,55,.12); }
.bg-green-soft { background: rgba(143,203,74,.14); }
.bg-blue-soft { background: rgba(22,135,255,.1); }

.stat-card { transition: transform .3s ease, box-shadow .3s ease; }
.stat-card:hover { transform: translateY(-4px); box-shadow: 0 14px 26px rgba(23,32,51,0.08); }
.stat-number { font-size: 2.2rem; font-weight: 800; margin-bottom: .25rem; }

.category-item {
  width: 76px; height: 76px; border-radius: 50%;
  background: var(--bg-smoke-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--gold-deep);
  transition: transform .3s ease, background .3s ease;
}
.category-item:hover { transform: translateY(-5px) scale(1.03); background: var(--gradient-gold); color: #fff; }

/* ==================================================
   AUCTION CARDS
================================================== */
.auction-card { transition: transform .3s ease, box-shadow .3s ease; overflow: hidden; }
.auction-card:hover { transform: translateY(-6px); box-shadow: 0 18px 32px rgba(23,32,51,0.1) !important; }
.auction-img-wrap { aspect-ratio: 4/3; overflow: hidden; }
.auction-img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.auction-card:hover .auction-img { transform: scale(1.05); }
.category-badge { background: rgba(255,255,255,.9); color: var(--dark-text-3); font-size: .65rem; font-weight: 700; }

.urgent-badge { font-weight: 700; font-size: .68rem; }
.urgent-gold { background: rgba(212,175,55,.85); color: #fff; }
.urgent-green { background: rgba(143,203,74,.9); color: #172033; }
.urgent-blue { background: rgba(22,135,255,.85); color: #fff; }

/* ==================================================
   STEPS
================================================== */
.step-circle {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--gradient-gold); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem;
  box-shadow: 0 10px 22px rgba(212,175,55,.3);
}
@media (min-width: 1200px) {
  .steps-row::before {
    content: "";
    position: absolute;
    top: 32px; left: 12%; right: 12%;
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--bg-smoke-4) 0 10px, transparent 10px 20px);
    z-index: 0;
  }
}

/* ==================================================
   FEATURED PREMIUM AUCTION
================================================== */
.featured-visual img { aspect-ratio: 4/3; object-fit: cover; }
.featured-overlay-card { background: rgba(255,255,255,.92); backdrop-filter: blur(10px); bottom: 16px; left: 16px; border: 1px solid rgba(212,175,55,.3); }

/* ==================================================
   APP PROMOTION
================================================== */
.app-promo-section { background: var(--gradient-smoke); }
.qr-placeholder { width: 90px; height: 90px; background: var(--bg-smoke-3); border: 1px dashed var(--muted-text-2); }
.app-mockup-wrap { max-width: 300px; }
.app-mockup { width: 100%; aspect-ratio: 9/18; object-fit: cover; }
.floating-notification { background: rgba(255,255,255,.95); top: 10%; left: -10%; max-width: 230px; }
@media (max-width: 991px) { .floating-notification { left: 5%; } }

/* ==================================================
   BIDDER BADGE / TESTIMONIALS
================================================== */
.bidder-badge { background: rgba(22,135,255,.1); color: var(--primary-blue); font-weight: 700; font-size: .68rem; }

/* ==================================================
   NEWSLETTER
================================================== */
.newsletter-block { background: var(--gradient-premium); position: relative; }
.newsletter-block::before { content:""; position:absolute; inset:0; background: rgba(255,255,255,.88); z-index:0; }
.newsletter-block > * { position: relative; z-index: 1; }
.newsletter-block .form-control { padding: .9rem 1.2rem; }

/* ==================================================
   FOOTER
================================================== */
.footer-section { background: var(--dark-text); }
.footer-links li { margin-bottom: .6rem; }
.footer-links a { color: rgba(255,255,255,.65); }
.footer-links a:hover { color: var(--gold-light); }
.footer-icon { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.08); color: #fff; display: flex; align-items: center; justify-content: center; }
.footer-icon:hover { background: var(--gradient-gold); }

/* ==================================================
   SCROLL REVEAL
================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .live-dot { animation: none; }
  * { transition: none !important; }
}

/* ==================================================
   RESPONSIVE FIXES
================================================== */
@media (max-width: 575px) {
  .stat-number { font-size: 1.8rem; }
  .display-4 { font-size: 2.2rem; }
}