/*
Theme Name: Tracecorelab
Theme URI: https://tracecorelab.com
Author: Tracecorelab
Description: Single-Page All-in-One WooCommerce-Powered Dark Theme for Tracecorelab Hardware & Firmware.
Version: 1.2.0
License: GNU General Public License v2 or later
Text Domain: tracecorelab
*/

:root {
  --bg-primary: #0a0c10;
  --bg-secondary: #0f131a;
  --bg-card: rgba(18, 23, 33, 0.88);
  --bg-card-hover: rgba(25, 32, 46, 0.96);
  --border-color: rgba(138, 43, 226, 0.22);
  --border-cyan: rgba(0, 210, 255, 0.35);
  --accent-purple: #8a2be2;
  --accent-cyan: #00d2ff;
  --text-main: #f0f3f8;
  --text-muted: #8e9bb0;
  --badge-instock: #00e676;
  --badge-outstock: #ff5252;
  --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family);
  line-height: 1.6;
}

a { color: var(--accent-cyan); text-decoration: none; transition: all 0.2s ease; }
a:hover { color: var(--accent-purple); }

.site-container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* Sticky Header */
.site-header {
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
  background: rgba(10, 12, 16, 0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 999;
}
.header-flex { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.55rem; font-weight: 800; letter-spacing: 1px; color: var(--text-main); }
.logo span { color: var(--accent-purple); }

.main-navigation ul { display: flex; list-style: none; gap: 20px; align-items: center; }
.main-navigation a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.main-navigation a:hover { color: var(--accent-cyan); }
.nav-cta {
  background: var(--accent-purple);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 6px;
  font-weight: 700 !important;
}
.nav-cta:hover { background: #731dc2; }

/* Hero */
.hero-section { padding: 100px 0 60px; text-align: center; }
.badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: 50px;
  background: rgba(138, 43, 226, 0.12);
  border: 1px solid var(--accent-purple);
  color: var(--accent-cyan);
  margin-bottom: 20px;
}
.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 35px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent-purple), #540aa6);
  color: #fff;
  padding: 13px 32px;
  border-radius: 8px;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 25px rgba(138, 43, 226, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(138, 43, 226, 0.75);
  color: #fff;
}
.btn-secondary {
  background: rgba(22, 28, 40, 0.8);
  color: var(--text-main);
  padding: 13px 28px;
  border-radius: 8px;
  font-weight: 600;
  border: 1px solid var(--border-color);
}
.btn-secondary:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); }

/* Sections */
.section { padding: 80px 0; border-top: 1px solid rgba(255, 255, 255, 0.05); }
.section-head { text-align: center; margin-bottom: 45px; }
.section-title { font-size: 2.2rem; font-weight: 800; margin-bottom: 10px; }
.section-desc { color: var(--text-muted); max-width: 680px; margin: 0 auto; font-size: 0.98rem; }

/* Filter Tabs */
.category-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}
.cat-pill {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 30px;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.cat-pill:hover, .cat-pill.active {
  background: var(--accent-purple);
  color: #fff;
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(138, 43, 226, 0.4);
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s ease;
}
.product-card:hover {
  border-color: var(--border-cyan);
  transform: translateY(-3px);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 25px rgba(0, 210, 255, 0.08);
}
.prod-meta-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.prod-cat-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(0, 210, 255, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
}
.stock-pill {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
}
.stock-pill.in-stock {
  background: rgba(0, 230, 118, 0.12);
  color: var(--badge-instock);
}
.stock-pill.out-of-stock {
  background: rgba(255, 82, 82, 0.12);
  color: var(--badge-outstock);
}
.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.3;
}
.product-short-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 18px;
  flex-grow: 1;
}
.product-price-box {
  margin-bottom: 18px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.current-price {
  font-size: 1.55rem;
  font-weight: 900;
  color: #fff;
}
.regular-price-del {
  font-size: 1rem;
  color: #647083;
  text-decoration: line-through;
}

/* Button & Add to Cart */
.btn-card-action {
  display: block;
  text-align: center;
  padding: 12px;
  background: rgba(138, 43, 226, 0.2);
  border: 1px solid var(--accent-purple);
  color: #fff;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-card-action:hover:not(.disabled) {
  background: var(--accent-purple);
  box-shadow: 0 0 20px rgba(138, 43, 226, 0.5);
  color: #fff;
}
.btn-card-action.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: #404856;
  background: #1b2029;
  color: #7b8596;
}

/* Technology Grid */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}
.arch-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 28px 24px;
}
.arch-card h3 { font-size: 1.2rem; margin-bottom: 10px; color: #fff; }
.arch-card p { color: var(--text-muted); font-size: 0.92rem; }

/* FAQ */
.faq-grid { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 20px 24px;
}
.faq-item h4 { font-size: 1.05rem; color: #fff; margin-bottom: 8px; }
.faq-item p { color: var(--text-muted); font-size: 0.92rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 45px 0 30px;
  margin-top: 50px;
  text-align: center;
}
.footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 16px; list-style: none; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--accent-cyan); }
.copyright { color: #5d6778; font-size: 0.85rem; }

@media(max-width: 860px) {
  .hero-title { font-size: 2.3rem; }
  .main-navigation ul { display: none; }
}