/* Prime Scope - Ultra-Optimized Global Luxury Architectural Design System (v2.0) */

:root {
  --bg-main: #0a0d14;
  --bg-card: #121826;
  --bg-card-hover: #192236;
  --bg-modal: #111726;
  --border-gold: rgba(212, 175, 55, 0.22);
  --border-gold-bright: #d4af37;
  --gold-primary: #d4af37;
  --gold-gradient: linear-gradient(135deg, #f59e0b 0%, #d4af37 50%, #fef08a 100%);
  --gold-glow: 0 0 20px rgba(212, 175, 55, 0.2);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --whatsapp-color: #25d366;
  --font-ar: 'Cairo', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Tahoma, sans-serif;
  --font-en: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* Reset & Strict Overflow Control */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-ar);
  line-height: 1.55;
  min-height: 100vh;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(212, 175, 55, 0.09) 0%, transparent 50%),
    radial-gradient(circle at 100% 50%, rgba(56, 189, 248, 0.04) 0%, transparent 40%);
  background-attachment: scroll;
}

body.lang-en {
  font-family: var(--font-en);
  direction: ltr;
}

body.lang-ar {
  direction: rtl;
}

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

button, input, select, textarea {
  font-family: inherit;
  outline: none;
  max-width: 100%;
}

/* Container */
.container {
  width: 100%;
  max-width: 1360px;
  margin-inline: auto;
  padding-inline: 1rem;
}

@media (min-width: 640px) {
  .container {
    padding-inline: 1.5rem;
  }
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
  margin-bottom: 2rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 13, 20, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-gold);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 0.75rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.logo-badge {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0a0d14;
  font-weight: 900;
  font-size: 1.15rem;
  box-shadow: var(--gold-glow);
}

.logo-text h1 {
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.logo-text p {
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
}

@media (min-width: 1080px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.2s;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
}

.nav-link:hover, .nav-link.active {
  color: var(--gold-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn-lang {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-gold);
  color: var(--text-main);
  padding: 0.45rem 0.8rem;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.8rem;
  white-space: nowrap;
  transition: background 0.2s;
}

.btn-lang:hover {
  background: rgba(212, 175, 55, 0.15);
}

.btn-rfq-nav {
  background: var(--gold-gradient);
  color: #0a0d14;
  font-weight: 800;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  border: none;
  cursor: pointer;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  box-shadow: var(--gold-glow);
}

/* Hero Section */
.hero-section {
  padding: 2.5rem 0 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .hero-section {
    padding: 4.5rem 0 3.2rem;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 30px;
  color: var(--gold-primary);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  max-width: 95%;
  line-height: 1.35;
}

.hero-title {
  font-size: clamp(1.75rem, 4.5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 1.1rem;
  max-width: 960px;
  margin-inline: auto;
}

.hero-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(0.92rem, 1.8vw, 1.18rem);
  color: var(--text-muted);
  max-width: 820px;
  margin-inline: auto;
  margin-bottom: 2rem;
  font-weight: 400;
  padding-inline: 0.5rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.btn-primary {
  background: var(--gold-gradient);
  color: #0a0d14;
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.8rem 1.75rem;
  border-radius: 30px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-width: 170px;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-gold);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.75rem;
  border-radius: 30px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-width: 170px;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--gold-primary);
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .btn-primary, .btn-secondary {
    width: 100%;
  }
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  max-width: 980px;
  margin-inline: auto;
  padding: 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
}

@media (max-width: 768px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
}

.stat-item {
  text-align: center;
}

.stat-num {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--gold-primary);
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ==========================================
   Multi-Faceted Search & Filter Section (v2.0)
   ========================================== */
.filter-section {
  padding: 1.5rem 0 1rem;
}

.search-box-wrap {
  position: relative;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 1.25rem;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 0.9rem 3rem 0.9rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 30px;
  color: var(--text-main);
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--gold-primary);
  box-shadow: var(--gold-glow);
}

body.lang-ar .search-input {
  padding: 0.9rem 1.2rem 0.9rem 3rem;
}

.search-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.15rem;
  color: var(--gold-primary);
  pointer-events: none;
}

body.lang-ar .search-icon {
  left: 1.1rem;
}

body.lang-en .search-icon {
  right: 1.1rem;
}

.category-scroll {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.85rem;
  -webkit-overflow-scrolling: touch;
}

.cat-btn {
  white-space: nowrap;
  padding: 0.55rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
  transition: all 0.2s;
}

.cat-btn.active {
  background: var(--gold-gradient);
  color: #0a0d14;
  border-color: transparent;
}

/* Collapsible Precision Filter Bar */
.filter-drawer {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.filter-group label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold-primary);
}

.filter-select {
  background: #0a0d14;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-main);
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  font-size: 0.85rem;
}

.results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.results-meta strong {
  color: var(--gold-primary);
}

.btn-reset-filters {
  background: transparent;
  border: 1px dashed var(--border-gold);
  color: var(--gold-primary);
  padding: 0.35rem 0.8rem;
  border-radius: 16px;
  font-size: 0.75rem;
  cursor: pointer;
}

/* ==========================================
   Products Grid
   ========================================== */
.products-section {
  padding: 1rem 0 3rem;
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  width: 100%;
}

@media (min-width: 600px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1400px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-primary);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.card-sample {
  height: 140px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.card-sample::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18, 24, 38, 0.95) 0%, transparent 60%);
}

.sample-badge {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  background: rgba(10, 13, 20, 0.88);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  padding: 0.22rem 0.6rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  z-index: 2;
}

body.lang-en .sample-badge {
  right: auto;
  left: 0.6rem;
}

.sample-origin {
  position: absolute;
  bottom: 0.5rem;
  right: 0.75rem;
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 700;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

body.lang-en .sample-origin {
  right: auto;
  left: 0.75rem;
}

.btn-compare-card {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  z-index: 2;
  background: rgba(10, 13, 20, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-main);
  padding: 0.22rem 0.55rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

body.lang-en .btn-compare-card {
  left: auto;
  right: 0.6rem;
}

.btn-compare-card.active {
  background: var(--gold-gradient);
  color: #0a0d14;
  border-color: transparent;
}

.card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title-wrap {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.2rem;
}

.card-title {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
}

.card-subtitle {
  font-size: 0.78rem;
  color: var(--gold-primary);
  font-weight: 600;
  margin-bottom: 0.45rem;
}

.card-color-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.4;
  flex-grow: 1;
}

.card-specs {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 0.6rem;
  margin-bottom: 0.9rem;
  font-size: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.spec-label {
  color: var(--text-muted);
  font-weight: 600;
  flex-shrink: 0;
}

.spec-val {
  color: var(--text-main);
  font-weight: 700;
  text-align: end;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-actions {
  display: flex;
  gap: 0.4rem;
}

.btn-card-quote {
  flex: 1;
  background: var(--gold-gradient);
  color: #0a0d14;
  font-weight: 800;
  font-size: 0.82rem;
  padding: 0.55rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

.btn-card-details {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-gold);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.55rem 0.8rem;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

.btn-card-details:hover {
  background: rgba(212, 175, 55, 0.15);
}

/* Load More */
.load-more-wrap {
  text-align: center;
  margin-top: 2rem;
}

.btn-load-more {
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--gold-primary);
  color: var(--gold-primary);
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.8rem 2.2rem;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-load-more:hover {
  background: var(--gold-gradient);
  color: #0a0d14;
}

/* ==========================================
   Floating Comparison Dock (v2.0)
   ========================================== */
.comparison-dock {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 95;
  background: rgba(18, 24, 38, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--gold-primary);
  border-radius: 30px;
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 92%;
}

.comparison-dock.active {
  transform: translateX(-50%) translateY(0);
}

.dock-stones-list {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dock-stone-chip {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border-gold);
  position: relative;
}

.btn-open-compare {
  background: var(--gold-gradient);
  color: #0a0d14;
  font-weight: 800;
  padding: 0.45rem 1rem;
  border-radius: 20px;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  white-space: nowrap;
}

/* ==========================================
   Projects Showcase Section (v2.0)
   ========================================== */
.projects-section {
  padding: 3rem 0;
  background: rgba(18, 24, 38, 0.4);
}

.projects-filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.proj-tab-btn {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
}

.proj-tab-btn.active {
  background: var(--gold-gradient);
  color: #0a0d14;
  border-color: transparent;
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-hero-sample {
  height: 180px;
  position: relative;
  overflow: hidden;
}

.project-hero-sample::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18, 24, 38, 0.95) 0%, transparent 60%);
}

.proj-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: rgba(10, 13, 20, 0.9);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  padding: 0.25rem 0.65rem;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  z-index: 2;
}

body.lang-en .proj-badge {
  right: auto;
  left: 0.75rem;
}

.project-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
  line-height: 1.35;
}

.project-location {
  font-size: 0.8rem;
  color: var(--gold-primary);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.project-scope {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.45;
  flex-grow: 1;
}

.project-stones-used {
  margin-bottom: 1.25rem;
}

.project-stones-used label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.stone-pill-links {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.stone-pill-link {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-gold);
  color: var(--text-main);
  font-size: 0.72rem;
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s;
}

.stone-pill-link:hover {
  background: var(--gold-gradient);
  color: #0a0d14;
}

.btn-view-project {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-gold);
  color: var(--text-main);
  padding: 0.6rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-view-project:hover {
  background: var(--gold-gradient);
  color: #0a0d14;
}

/* ==========================================
   Guided AI Stone Advisor (v2.0)
   ========================================== */
.ai-section {
  padding: 3rem 0;
}

.ai-advisor-card {
  max-width: 880px;
  margin-inline: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.ai-advisor-header {
  padding: 1.25rem 1.5rem;
  background: rgba(212, 175, 55, 0.08);
  border-bottom: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.ai-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #0a0d14;
  flex-shrink: 0;
}

.ai-wizard-step {
  padding: 1.5rem;
  display: none;
}

.ai-wizard-step.active {
  display: block;
}

.ai-step-question {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  color: var(--gold-primary);
}

.ai-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 580px) {
  .ai-options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ai-opt-btn {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  text-align: start;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ai-opt-btn:hover, .ai-opt-btn.selected {
  border-color: var(--gold-primary);
  background: rgba(212, 175, 55, 0.12);
}

.ai-step-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* AI Recommendation Results */
.ai-results-box {
  padding: 1.5rem;
}

.ai-rec-card {
  background: #0a0d14;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ai-match-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 800;
}

/* ==========================================
   Multi-Zone Calculator (v2.0)
   ========================================== */
.calc-section {
  padding: 3rem 0;
  background: rgba(18, 24, 38, 0.5);
}

.calc-box {
  max-width: 900px;
  margin-inline: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

@media (min-width: 640px) {
  .calc-box {
    padding: 2rem;
  }
}

.calc-zones-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.calc-zone-item {
  background: #0a0d14;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  position: relative;
}

@media (min-width: 640px) {
  .calc-zone-item {
    grid-template-columns: repeat(4, 1fr) auto;
    align-items: flex-end;
  }
}

.btn-remove-zone {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.btn-add-zone {
  background: rgba(255, 255, 255, 0.05);
  border: 1px dashed var(--border-gold);
  color: var(--gold-primary);
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  margin-bottom: 1.5rem;
}

.calc-summary-results {
  background: #0a0d14;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  text-align: center;
  margin-bottom: 1.25rem;
}

@media (min-width: 480px) {
  .calc-summary-results {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================
   Order Tracker Section (v2.0)
   ========================================== */
.tracker-section {
  padding: 3rem 0;
}

.tracker-card {
  max-width: 800px;
  margin-inline: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.tracker-form {
  display: flex;
  gap: 0.5rem;
  max-width: 500px;
  margin: 1.25rem auto;
  flex-direction: column;
}

@media (min-width: 500px) {
  .tracker-form {
    flex-direction: row;
  }
}

.tracker-status-display {
  background: #0a0d14;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1.25rem;
  text-align: start;
  display: none;
}

/* ==========================================
   Why Prime Scope & Testimonials
   ========================================== */
.why-section {
  padding: 3rem 0;
  background: rgba(18, 24, 38, 0.4);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 600px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.why-icon {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.why-card h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gold-primary);
  margin-bottom: 0.5rem;
}

.why-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.testimonials-section {
  padding: 3rem 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.test-stars {
  color: #eab308;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.test-text {
  font-size: 0.85rem;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.test-author {
  font-size: 0.8rem;
  color: var(--gold-primary);
  font-weight: 700;
}

/* ==========================================
   Modals: Stone Detail & Comparison (v2.0)
   ========================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-container {
  width: 100%;
  max-width: 820px;
  max-height: 92vh;
  background: var(--bg-modal);
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-lg);
  overflow-y: auto;
  padding: 1.5rem;
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
  gap: 0.5rem;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--text-muted);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Stone Detail Views */
.stone-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .stone-detail-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.stone-gallery-preview {
  height: 220px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-gold);
  position: relative;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.tech-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.82rem;
}

.tech-specs-table th, .tech-specs-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: start;
}

.tech-specs-table th {
  color: var(--text-muted);
  font-weight: 600;
  width: 45%;
}

.tech-specs-table td {
  color: var(--text-main);
  font-weight: 700;
}

/* Comparison Table Matrix */
.comparison-table-wrap {
  overflow-x: auto;
  margin-top: 1rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  min-width: 600px;
}

.comparison-table th, .comparison-table td {
  padding: 0.75rem;
  border: 1px solid rgba(212, 175, 55, 0.2);
  text-align: center;
}

.comparison-table th {
  background: rgba(212, 175, 55, 0.08);
  color: var(--gold-primary);
  font-weight: 800;
}

/* RFQ Form */
.rfq-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 520px) {
  .rfq-form-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  width: 100%;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: #0a0d14;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 0.88rem;
}

.btn-whatsapp-submit {
  width: 100%;
  background: #25d366;
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  padding: 0.85rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

/* Floating WhatsApp Button */
.floating-whatsapp {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  z-index: 90;
  background: #25d366;
  color: #ffffff;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 25px rgba(37, 211, 102, 0.5);
}

body.lang-en .floating-whatsapp {
  left: auto;
  right: 1.25rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-gold);
  background: #07090f;
  padding: 2.5rem 0 1.75rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: start;
  }
}