/* ==========================================================================
   NQ HURTOWNIA OBUWIA - MODERNIST BRAND STYLING
   Primary Palette: Electric Royal Purple (#7c3aed, #6b21a8), Obsidian (#090d16),
   Card Dark (#111827), WhatsApp Green (#25D366), Crisp White (#ffffff)
   ========================================================================== */

:root {
  --nq-purple: #7c3aed;
  --nq-purple-hover: #6d28d9;
  --nq-purple-glow: rgba(124, 58, 237, 0.4);
  --nq-purple-soft: rgba(124, 58, 237, 0.12);
  --nq-purple-light: #a78bfa;
  --nq-purple-vivid: #9333ea;
  
  --nq-dark-bg: #07090e;
  --nq-dark-surface: #0e131f;
  --nq-card-bg: #141b2d;
  --nq-card-border: rgba(124, 58, 237, 0.22);
  --nq-card-hover-border: rgba(167, 139, 250, 0.6);
  
  --nq-wa-green: #25D366;
  --nq-wa-dark: #128C7E;
  --nq-wa-glow: rgba(37, 211, 102, 0.4);
  
  --nq-text-main: #f8fafc;
  --nq-text-muted: #94a3b8;
  --nq-text-dim: #64748b;
  
  --nq-ab-color: #818cf8;
  --nq-ab-bg: rgba(99, 102, 241, 0.15);
  --nq-abc-color: #f59e0b;
  --nq-abc-bg: rgba(245, 158, 11, 0.15);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-glow: 0 10px 30px -5px var(--nq-purple-glow);
  --shadow-wa: 0 10px 25px -5px var(--nq-wa-glow);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Reset & Basics */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--nq-dark-bg);
  color: var(--nq-text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse at 20% 0%, rgba(124, 58, 237, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(147, 51, 234, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(30, 27, 75, 0.4) 0%, transparent 70%);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

/* ----------------- Top Announcement Bar ----------------- */
.top-bar {
  background: linear-gradient(90deg, #4c1d95, #6d28d9, #4c1d95);
  background-size: 200% 100%;
  animation: gradientShift 10s ease infinite;
  color: #f5f3ff;
  font-size: 0.84rem;
  padding: 8px 16px;
  text-align: center;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 100;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ----------------- Main Sticky Header ----------------- */
.main-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(14, 19, 31, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(124, 58, 237, 0.2);
  transition: var(--transition);
}

.header-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  min-width: 0;
  flex-shrink: 1;
}

.brand-logo-img {
  height: 52px;
  width: auto;
  border-radius: var(--radius-sm);
  background: #ffffff;
  padding: 4px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), 0 0 15px var(--nq-purple-glow);
  transition: transform 0.3s ease;
}

.brand-wrapper:hover .brand-logo-img {
  transform: scale(1.04);
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-title {
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ffffff;
}

.brand-title .purple-badge {
  background: linear-gradient(135deg, var(--nq-purple), var(--nq-purple-vivid));
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brand-sub {
  font-size: 0.78rem;
  color: var(--nq-text-muted);
  font-weight: 500;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--nq-text-muted);
  transition: var(--transition);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link:hover::after, .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--nq-purple), var(--nq-purple-light));
  border-radius: 2px;
}

/* Header WhatsApp Button */
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.btn-header-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #25D366, #1fad53);
  color: #052e16;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-wa);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.2);
  white-space: nowrap;
}

.btn-header-wa:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
  background: linear-gradient(135deg, #2ae771, #22be5c);
}

.btn-header-wa svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #052e16;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(5, 46, 22, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 46, 22, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 6px rgba(5, 46, 22, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 46, 22, 0); }
}

.btn-admin-link {
  color: var(--nq-text-muted);
  font-size: 0.84rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-admin-link:hover {
  color: #fff;
  border-color: var(--nq-purple-light);
  background: var(--nq-purple-soft);
}

/* ----------------- Hero Section ----------------- */
.hero-section {
  position: relative;
  padding: 70px 24px 50px;
  max-width: 1320px;
  margin: 0 auto;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(167, 139, 250, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--nq-purple-light);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #a855f7;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #c084fc 10%, #a855f7 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--nq-text-muted);
  max-width: 820px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.btn-primary-purple {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--nq-purple), var(--nq-purple-vivid));
  color: #ffffff;
  font-size: 1.02rem;
  font-weight: 700;
  padding: 14px 30px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-glow);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary-purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px var(--nq-purple-glow);
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.btn-secondary-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(37, 211, 102, 0.12);
  color: #4ade80;
  font-size: 1.02rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(37, 211, 102, 0.3);
  transition: var(--transition);
}

.btn-secondary-wa:hover {
  background: rgba(37, 211, 102, 0.2);
  border-color: #25D366;
  color: #86efac;
  transform: translateY(-2px);
}

/* Hero Stats / Trust Strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 36px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
  background: rgba(20, 27, 45, 0.4);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.trust-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--nq-purple-soft);
  color: var(--nq-purple-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

.trust-sub {
  font-size: 0.8rem;
  color: var(--nq-text-muted);
}

/* ----------------- Grading Explainer Section ----------------- */
.grading-section {
  max-width: 1320px;
  margin: 40px auto 60px;
  padding: 0 24px;
}

.section-head {
  text-align: center;
  margin-bottom: 36px;
}

.cat-top-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(167, 139, 250, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--nq-purple-light);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.cat-top-pill svg {
  color: var(--nq-purple-light);
}

.section-heading {
  font-size: clamp(2rem, 3.5vw, 2.7rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.section-subtext {
  color: var(--nq-text-muted);
  font-size: 0.98rem;
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.6;
}

.grading-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
  margin-top: 36px;
}

/* Minimalist Category Card */
.minimal-cat-card {
  background: rgba(14, 19, 31, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  padding: 34px 32px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.minimal-cat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(167, 139, 250, 0.35);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.7), 0 0 35px -10px rgba(124, 58, 237, 0.25);
}

.minimal-cat-card.card-ab {
  border-top: 2px solid rgba(124, 58, 237, 0.6);
}

.minimal-cat-card.card-abc {
  border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.cat-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.badge-cat-label {
  font-size: 0.88rem;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 10px;
  letter-spacing: 0.02em;
}

.badge-cat-ab {
  background: #7c3aed;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}

.badge-cat-abc {
  background: rgba(124, 58, 237, 0.16);
  border: 1px solid rgba(167, 139, 250, 0.35);
  color: #ffffff;
}

.badge-cat-tag {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #94a3b8;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
}

/* Letters A B C Indicator Row */
.cat-letters-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.cat-letter {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  font-weight: 800;
  transition: var(--transition);
}

.cat-letter.active {
  background: #7c3aed;
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(124, 58, 237, 0.5);
}

.cat-letter.inactive {
  background: rgba(255, 255, 255, 0.03);
  color: #475569;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.cat-headline {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.35;
  margin-bottom: 22px;
  min-height: 2.8em;
}

/* Features List */
.cat-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 26px;
  flex-grow: 1;
}

.cat-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: #cbd5e1;
  line-height: 1.5;
}

.cat-features-list li strong {
  color: #ffffff;
  font-weight: 700;
}

.cat-check-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: #a855f7;
  margin-top: 1px;
}

/* Insight Callout Box */
.cat-insight-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 0.88rem;
  color: #e2e8f0;
  margin-bottom: 24px;
  font-weight: 500;
  line-height: 1.45;
}

.cat-insight-box.insight-abc {
  background: rgba(124, 58, 237, 0.08);
  border-color: rgba(124, 58, 237, 0.2);
  color: #ddd6fe;
}

/* Action Buttons */
.btn-cat-action {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.94rem;
  font-weight: 700;
  padding: 13px 20px;
  border-radius: 12px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-cat-action svg {
  transition: transform 0.25s ease;
}

.btn-cat-action:hover svg {
  transform: translateX(4px);
}

.btn-cat-ab {
  background: #7c3aed;
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.35);
}

.btn-cat-ab:hover {
  background: #6d28d9;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.5);
}

.btn-cat-abc {
  background: #141b2a;
  color: #e2e8f0;
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-cat-abc:hover {
  background: #1a2336;
  border-color: rgba(167, 139, 250, 0.4);
  color: #ffffff;
  transform: translateY(-2px);
}

.grade-spec-item.spec-ab svg {
  color: #818cf8;
}

.grade-spec-item.spec-abc svg {
  color: #f59e0b;
}

/* ----------------- Catalog & Filter Bar ----------------- */
.catalog-section {
  max-width: 1320px;
  margin: 0 auto 80px;
  padding: 0 24px;
}

.catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

.catalog-title-area h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.catalog-title-area p {
  color: var(--nq-text-muted);
  font-size: 0.95rem;
}

/* Filter controls */
.filter-bar {
  background: var(--nq-dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

.category-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.05);
  color: var(--nq-text-muted);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  transition: var(--transition);
  border: 1px solid transparent;
}

.tab-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--nq-purple), var(--nq-purple-vivid));
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 15px var(--nq-purple-glow);
}

.filter-search-box {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  min-width: 260px;
  gap: 10px;
  transition: var(--transition);
}

.filter-search-box:focus-within {
  border-color: var(--nq-purple-light);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.filter-search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: #ffffff;
  font-size: 0.9rem;
  width: 100%;
}

.filter-search-box input::placeholder {
  color: var(--nq-text-dim);
}

.sort-select {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.sort-select:focus {
  border-color: var(--nq-purple-light);
}

/* ----------------- Product Lot Cards ----------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 30px;
}

.lot-card {
  background: var(--nq-card-bg);
  border: 1px solid var(--nq-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.lot-card:hover {
  transform: translateY(-6px);
  border-color: var(--nq-card-hover-border);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6), 0 0 25px rgba(124, 58, 237, 0.25);
}

.lot-image-wrap {
  position: relative;
  width: 100%;
  height: 250px;
  background: #0f1423;
  overflow: hidden;
}

.lot-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.lot-card:hover .lot-image {
  transform: scale(1.06);
}

.lot-overlay-top {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.lot-code-tag {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  color: #e2e8f0;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.lot-grade-badge {
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.lot-grade-badge.badge-ab {
  background: linear-gradient(135deg, #4338ca, #6366f1);
  color: #ffffff;
}

.lot-grade-badge.badge-abc {
  background: linear-gradient(135deg, #b45309, #f59e0b);
  color: #ffffff;
}

.lot-status-pill {
  position: absolute;
  bottom: 12px;
  left: 14px;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.status-dot.available { background: #22c55e; }
.status-dot.reserved { background: #f59e0b; }
.status-dot.sold { background: #ef4444; }

/* Card Content Area */
.lot-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.lot-brands {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--nq-purple-light);
  margin-bottom: 6px;
}

.lot-title {
  font-size: 1.22rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 12px;
}

.lot-specs-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 18px;
}

.spec-cell {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.72rem;
  color: var(--nq-text-dim);
  text-transform: uppercase;
  font-weight: 600;
}

.spec-value {
  font-size: 0.92rem;
  font-weight: 700;
  color: #f1f5f9;
}

.spec-value.highlight-pairs {
  color: #38bdf8;
}

/* Pricing Grid in Card */
.lot-pricing-box {
  margin-bottom: 20px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 14px;
}

.total-price-wrap {
  display: flex;
  flex-direction: column;
}

.price-meta {
  font-size: 0.72rem;
  color: var(--nq-text-muted);
  text-transform: uppercase;
}

.total-price-num {
  font-size: 1.55rem;
  font-weight: 900;
  color: #ffffff;
}

.per-pair-badge {
  background: rgba(124, 58, 237, 0.18);
  border: 1px solid rgba(167, 139, 250, 0.35);
  color: #ddd6fe;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 800;
  text-align: right;
}

/* Lot Card Actions */
.lot-card-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
}

.btn-card-wa {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #25D366, #1fa851);
  color: #052e16;
  font-weight: 800;
  font-size: 0.94rem;
  padding: 12px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  transition: var(--transition);
  text-align: center;
}

.btn-card-wa:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.5);
  background: linear-gradient(135deg, #2fe675, #22ba5a);
}

.btn-card-wa svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.btn-card-details {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  font-weight: 600;
  font-size: 0.86rem;
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.btn-card-details:hover {
  background: var(--nq-purple-soft);
  color: #ffffff;
  border-color: var(--nq-purple-light);
}

/* ----------------- How To Order Section ----------------- */
.how-to-order-section {
  max-width: 1320px;
  margin: 60px auto 80px;
  padding: 0 24px;
}

.order-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 36px;
}

.step-card {
  background: var(--nq-card-bg);
  border: 1px solid var(--nq-card-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
}

.step-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(124, 58, 237, 0.3);
  margin-bottom: 12px;
  line-height: 1;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}

.step-text {
  font-size: 0.9rem;
  color: var(--nq-text-muted);
}

/* ----------------- Product Modal ----------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: var(--nq-dark-surface);
  border: 1px solid var(--nq-card-hover-border);
  border-radius: var(--radius-lg);
  max-width: 860px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 35px var(--nq-purple-glow);
  position: relative;
  display: flex;
  flex-direction: column;
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: var(--nq-purple);
}

.modal-content {
  padding: 32px;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 30px;
}

@media (max-width: 768px) {
  .modal-grid {
    grid-template-columns: 1fr;
  }
}

.modal-gallery-main {
  width: 100%;
  height: 320px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
  margin-bottom: 12px;
}

.modal-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-thumbs-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.modal-thumb {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  object-fit: cover;
  opacity: 0.6;
  transition: var(--transition);
}

.modal-thumb.active, .modal-thumb:hover {
  opacity: 1;
  border-color: var(--nq-purple-light);
}

.modal-manifest-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 16px;
  margin: 16px 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #cbd5e1;
  white-space: pre-line;
}

/* ----------------- Floating WhatsApp Button ----------------- */
.floating-wa-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 95;
  background: linear-gradient(135deg, #25D366, #1fad53);
  color: #052e16;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.floating-wa-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.65);
}

.floating-wa-btn svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

.floating-wa-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  padding: 2px 7px;
  border: 2px solid var(--nq-dark-bg);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
  60% { transform: translateY(-3px); }
}

/* ----------------- Footer ----------------- */
.main-footer {
  background: #05070c;
  border-top: 1px solid rgba(124, 58, 237, 0.2);
  padding: 60px 24px 30px;
  margin-top: 60px;
}

.footer-container {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  color: var(--nq-text-muted);
  font-size: 0.9rem;
  margin-top: 14px;
  max-width: 440px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--nq-text-muted);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--nq-purple-light);
}

.footer-bottom {
  max-width: 1320px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--nq-text-dim);
}

/* ----------------- Admin Panel Styles ----------------- */
.admin-body {
  background-color: #07090e;
  min-height: 100vh;
}

.admin-nav {
  background: rgba(14, 19, 31, 0.95);
  border-bottom: 1px solid rgba(124, 58, 237, 0.25);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-container {
  max-width: 1400px;
  margin: 30px auto;
  padding: 0 24px;
}

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--nq-card-bg);
  border: 1px solid var(--nq-card-border);
  border-radius: var(--radius-md);
  padding: 22px;
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--nq-text-muted);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.stat-num {
  font-size: 2rem;
  font-weight: 900;
  color: #ffffff;
  margin: 6px 0;
}

.stat-sub {
  font-size: 0.82rem;
  color: var(--nq-purple-light);
}

/* Admin Table */
.admin-table-wrap {
  background: var(--nq-card-bg);
  border: 1px solid var(--nq-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.admin-table-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.admin-table th {
  background: rgba(0, 0, 0, 0.2);
  padding: 14px 20px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--nq-text-muted);
}

.admin-table td {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.9rem;
  color: #e2e8f0;
}

.admin-table tr:hover {
  background: rgba(124, 58, 237, 0.05);
}

.admin-img-mini {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: #000;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.84rem;
  font-weight: 700;
  color: #cbd5e1;
}

.form-control {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: #fff;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--nq-purple-light);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #1e293b;
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  border-left: 4px solid var(--nq-purple);
  animation: slideIn 0.3s ease forwards;
}

.toast.toast-success { border-left-color: #22c55e; }
.toast.toast-error { border-left-color: #ef4444; }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   RESPONSIVE — Tablet & Mobile
   ===================================================== */

/* ---------- max-width: 900px (tablets, small laptops) ---------- */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .header-container { padding: 10px 16px; }
  .products-grid { grid-template-columns: 1fr; }
  .grading-grid { grid-template-columns: 1fr; }

  .hero-section {
    padding: 50px 20px 36px;
  }

  .hero-cta-group {
    gap: 12px;
    margin-bottom: 36px;
  }

  .btn-primary-purple,
  .btn-secondary-wa {
    padding: 12px 22px;
    font-size: 0.94rem;
  }

  .trust-strip {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .catalog-section {
    margin-bottom: 50px;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px 16px;
  }

  .filter-search-box {
    min-width: unset;
    width: 100%;
  }

  .category-tabs {
    justify-content: center;
  }

  .sort-select {
    width: 100%;
  }

  .grading-section {
    margin: 30px auto 40px;
  }

  .section-heading {
    font-size: 1.8rem;
  }
}

/* ---------- max-width: 768px (phones landscape, small tablets) ---------- */
@media (max-width: 768px) {
  /* Top bar */
  .top-bar {
    font-size: 0.76rem;
    padding: 6px 12px;
  }

  /* Header — make WA button compact */
  .header-container {
    padding: 8px 12px;
    gap: 10px;
  }

  .brand-logo-img {
    height: 40px;
  }

  .brand-wrapper {
    gap: 10px;
  }

  .brand-title {
    font-size: 1rem;
  }

  .brand-sub {
    font-size: 0.68rem;
  }

  .brand-title .purple-badge {
    font-size: 0.6rem;
    padding: 2px 6px;
  }

  /* WhatsApp header button — shorter text */
  .btn-header-wa {
    padding: 8px 14px;
    font-size: 0.82rem;
    gap: 7px;
  }

  .btn-header-wa svg {
    width: 18px;
    height: 18px;
  }

  .pulse-dot {
    width: 6px;
    height: 6px;
  }

  .header-actions {
    gap: 8px;
  }

  .btn-admin-link {
    padding: 6px 10px;
    font-size: 0.78rem;
  }

  /* Hero section */
  .hero-section {
    padding: 40px 16px 30px;
  }

  .hero-pill {
    font-size: 0.72rem;
    padding: 5px 12px;
    margin-bottom: 18px;
  }

  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

  .hero-cta-group {
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
  }

  .btn-primary-purple,
  .btn-secondary-wa {
    width: 100%;
    justify-content: center;
    padding: 13px 20px;
    font-size: 0.95rem;
  }

  .trust-strip {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-top: 24px;
  }

  .trust-item {
    padding: 12px 14px;
    gap: 12px;
  }

  .trust-icon {
    width: 38px;
    height: 38px;
  }

  .trust-title {
    font-size: 0.88rem;
  }

  .trust-sub {
    font-size: 0.74rem;
  }

  /* Category cards */
  .grading-section {
    padding: 0 16px;
    margin: 20px auto 36px;
  }

  .minimal-cat-card {
    padding: 24px 20px;
    border-radius: 18px;
  }

  .cat-headline {
    font-size: 1.1rem;
    min-height: unset;
    margin-bottom: 18px;
  }

  .cat-features-list li {
    font-size: 0.84rem;
  }

  .cat-insight-box {
    font-size: 0.82rem;
    padding: 12px 14px;
  }

  .btn-cat-action {
    font-size: 0.88rem;
    padding: 12px 16px;
  }

  /* Catalog */
  .catalog-section {
    padding: 0 16px;
    margin-bottom: 40px;
  }

  .catalog-title-area h2 {
    font-size: 1.6rem;
  }

  .catalog-title-area p {
    font-size: 0.85rem;
  }

  .lot-image-wrap {
    height: 200px;
  }

  /* Footer */
  .footer-container {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .main-footer {
    padding: 40px 16px 24px;
    margin-top: 40px;
  }

  /* Modal */
  .modal-grid {
    grid-template-columns: 1fr;
  }

  .modal-gallery-main {
    height: 250px;
  }

  /* Floating WA */
  .floating-wa-btn {
    width: 56px;
    height: 56px;
    bottom: 20px;
    right: 16px;
  }

  .floating-wa-btn svg {
    width: 28px;
    height: 28px;
  }
}

/* ---------- max-width: 480px (phones portrait) ---------- */
@media (max-width: 480px) {
  /* Header — hide WA text, show only icon */
  .btn-header-wa span:not(.pulse-dot) {
    display: none;
  }

  .btn-header-wa {
    padding: 10px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    justify-content: center;
  }

  .btn-header-wa svg {
    width: 20px;
    height: 20px;
  }

  .pulse-dot {
    display: none;
  }

  /* Brand */
  .brand-logo-img {
    height: 36px;
  }

  .brand-title {
    font-size: 0.88rem;
    gap: 5px;
  }

  .brand-title .purple-badge {
    font-size: 0.55rem;
    padding: 1px 5px;
  }

  .brand-sub {
    font-size: 0.62rem;
  }

  .brand-wrapper {
    gap: 8px;
  }

  /* Hero */
  .hero-section {
    padding: 28px 14px 24px;
  }

  .hero-title {
    font-size: 1.8rem;
    margin-bottom: 14px;
  }

  .hero-desc {
    font-size: 0.88rem;
    margin-bottom: 20px;
  }

  .hero-pill {
    font-size: 0.66rem;
    padding: 4px 10px;
    margin-bottom: 14px;
  }

  .btn-primary-purple,
  .btn-secondary-wa {
    padding: 12px 16px;
    font-size: 0.88rem;
  }

  /* Section headings */
  .section-heading {
    font-size: 1.5rem;
  }

  .section-subtext {
    font-size: 0.86rem;
  }

  .cat-top-pill {
    font-size: 0.72rem;
    padding: 4px 12px;
  }

  /* Category cards */
  .minimal-cat-card {
    padding: 20px 16px;
    border-radius: 16px;
  }

  .cat-card-top {
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .badge-cat-label {
    font-size: 0.82rem;
    padding: 5px 12px;
  }

  .badge-cat-tag {
    font-size: 0.72rem;
    padding: 4px 10px;
  }

  .cat-letter {
    width: 30px;
    height: 30px;
    font-size: 0.84rem;
  }

  .cat-headline {
    font-size: 1rem;
    margin-bottom: 14px;
  }

  .cat-features-list {
    gap: 10px;
    margin-bottom: 20px;
  }

  .cat-features-list li {
    font-size: 0.8rem;
    gap: 10px;
  }

  .cat-check-icon {
    width: 17px;
    height: 17px;
  }

  /* Catalog */
  .catalog-title-area h2 {
    font-size: 1.35rem;
  }

  .tab-btn {
    font-size: 0.8rem;
    padding: 7px 14px;
  }

  .filter-bar {
    padding: 12px;
    border-radius: var(--radius-md);
  }

  .lot-image-wrap {
    height: 180px;
  }

  /* Footer */
  .main-footer {
    padding: 30px 14px 20px;
    margin-top: 30px;
  }

  .footer-brand p {
    font-size: 0.82rem;
  }

  .footer-col h4 {
    font-size: 0.92rem;
    margin-bottom: 12px;
  }

  .footer-col a {
    font-size: 0.82rem;
  }

  /* Floating WA button */
  .floating-wa-btn {
    width: 52px;
    height: 52px;
    bottom: 16px;
    right: 14px;
  }

  .floating-wa-btn svg {
    width: 26px;
    height: 26px;
  }

  .floating-wa-badge {
    font-size: 0.66rem;
    padding: 2px 6px;
  }

  /* Modal */
  .modal-gallery-main {
    height: 200px;
  }
}

/* ---------- max-width: 360px (very small phones) ---------- */
@media (max-width: 360px) {
  .brand-sub {
    display: none;
  }

  .brand-title {
    font-size: 0.82rem;
  }

  .brand-logo-img {
    height: 32px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-desc {
    font-size: 0.82rem;
  }

  .section-heading {
    font-size: 1.3rem;
  }

  .minimal-cat-card {
    padding: 18px 14px;
  }
}