/* ==========================================================================
   Scrap Gold Calculator - Luxury Dark Marble & Gold Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800;900&family=Playfair+Display:ital,wght@0,600;0,700;1,400&family=Open+Sans:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* User-Defined Luxury Brand Colors */
  --color-primary: #B69422;      /* Rich Metallic Gold */
  --color-secondary: #081541;    /* Deep Luxury Navy Blue */
  --color-accent: #0027B3;       /* Royal Blue Accent */
  --color-bg-dark: #090d16;      /* Deep Midnight Dark */
  
  --color-text-main: #F8FAFC;    /* Crisp White Primary Text */
  --color-text-muted: #CBD5E1;   /* Champagne Muted Text */
  --color-link: #3B82F6;         /* Royal Blue Accent Link */
  --color-success: #10B981;      /* Success Emerald */

  --gold-gradient: linear-gradient(135deg, #F5E6AD 0%, #d4af37 40%, #B69422 70%, #8c7015 100%);
  --gold-glow: 0 4px 25px rgba(182, 148, 34, 0.35);
  --navy-glow: 0 12px 35px rgba(8, 21, 65, 0.4);
  --border-color: rgba(255, 255, 255, 0.12);
  --border-gold: rgba(182, 148, 34, 0.45);

  /* Typography Hierarchy */
  --font-heading: 'Halcom', 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-display: 'Masqualero', 'Cinzel', 'Playfair Display', serif;
  --font-body: Arial, 'Open Sans', 'Plus Jakarta Sans', sans-serif;

  /* Spacing & Strict 4px Border Radius */
  --base-unit: 4px;
  --radius-sm: 4px;
  --radius-md: 4px;
  --radius-lg: 4px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  max-width: 100%;
  overflow-x: hidden;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  background-color: var(--color-bg-dark);
  background-image: 
    linear-gradient(180deg, rgba(8, 21, 65, 0.88) 0%, rgba(9, 13, 22, 0.95) 100%),
    url('bg.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--color-text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography Hierarchy */
h1 {
  font-family: var(--font-heading);
  font-size: 34px;
  font-weight: 700;
  line-height: 1.2;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

h2 {
  font-family: var(--font-heading);
  font-size: 42px;
  font-weight: 700;
  line-height: 1.15;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: #FFFFFF;
}

a {
  color: var(--color-link);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary);
}

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

.text-white {
  color: #FFFFFF !important;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navigation */
.header {
  padding: 0.65rem 0;
  background: rgba(8, 21, 65, 0.96);
  border-bottom: 3px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 4px 25px rgba(0,0,0,0.35);
  backdrop-filter: blur(12px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.logo-group {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 86px;
  width: auto;
  object-fit: contain;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  transition: var(--transition);
}

.logo-img:hover {
  transform: scale(1.02);
}

/* Main Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: var(--transition);
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background: rgba(182, 148, 34, 0.12);
  border-bottom-color: var(--color-primary);
}

.nav-item-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 230px;
  background: var(--color-secondary);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  box-shadow: 0 12px 35px rgba(0,0,0,0.5);
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 60;
}

.nav-item-dropdown:hover .dropdown-menu {
  display: flex;
}

.dropdown-link {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  padding: 0.55rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.dropdown-link:hover {
  color: var(--color-primary);
  background: rgba(182, 148, 34, 0.15);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-secondary);
    border-bottom: 3px solid var(--color-primary);
    flex-direction: column;
    padding: 1rem;
    align-items: stretch;
  }
  .nav-menu.active {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
}

.live-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.spot-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-gold);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.825rem;
  font-weight: 600;
  color: #FFFFFF;
  white-space: nowrap;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(182, 148, 34, 0.7);
  animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
  0% { box-shadow: 0 0 0 0 rgba(182, 148, 34, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(182, 148, 34, 0); }
  100% { box-shadow: 0 0 0 0 rgba(182, 148, 34, 0); }
}

.btn-icon {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-gold);
  color: #FFFFFF;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--color-primary);
  color: var(--color-secondary);
}

/* Page Hero Section */
.hero-section {
  padding: 2.25rem 0 0.5rem 0;
  text-align: center;
}

.hero-subtitle {
  color: var(--color-text-muted);
  font-size: 1.15rem;
  max-width: 720px;
  margin: 0.75rem auto 0 auto;
}

/* Trust Bar Component */
.trust-bar {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding: 1rem 0;
  margin: 1.25rem 0 1rem 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: rgba(8, 21, 65, 0.4);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
}

.trust-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
}

/* Main Grid Layout */
.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 2rem;
  margin: 0.75rem 0 2rem 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

@media (max-width: 1024px) {
  .calculator-grid {
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
  }
}

/* Luxury Dark Card Containers */
.card {
  background: rgba(8, 21, 65, 0.85);
  backdrop-filter: blur(16px);
  color: #FFFFFF;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 2.25rem;
  box-shadow: var(--navy-glow);
  min-width: 0;
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.card-title {
  font-size: 1.35rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.5rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.6rem;
}

.input-with-unit {
  display: flex;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.input-with-unit:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(182, 148, 34, 0.25);
}

.form-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  padding: 0.85rem 1rem;
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 600;
  outline: none;
}

.unit-select {
  background: rgba(182, 148, 34, 0.15);
  border: none;
  border-left: 1px solid var(--border-gold);
  color: var(--color-primary);
  padding: 0 1rem;
  font-weight: 700;
  font-size: 0.95rem;
  outline: none;
  cursor: pointer;
  max-width: 45%;
  flex-shrink: 0;
}

.unit-select option {
  background: var(--color-secondary);
  color: #FFFFFF;
}

/* Carat Grid Buttons */
.carat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: 0.6rem;
  margin-top: 0.5rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.carat-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-gold);
  color: #FFFFFF;
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.carat-btn span {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
}

.carat-btn:hover {
  border-color: var(--color-primary);
  background: rgba(182, 148, 34, 0.15);
}

.carat-btn.active {
  background: var(--gold-gradient);
  color: #081541;
  border-color: transparent;
  box-shadow: var(--gold-glow);
}

.carat-btn.active span {
  color: rgba(8, 21, 65, 0.85);
}

/* Payout Slider */
.payout-slider-container {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  width: 100%;
}

.margin-val {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
}

input[type="range"] {
  width: 100%;
  max-width: 100%;
  accent-color: var(--color-primary);
  cursor: pointer;
  box-sizing: border-box;
}

.payout-presets {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.preset-chip {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-gold);
  color: rgba(255, 255, 255, 0.85);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.preset-chip:hover, .preset-chip.active {
  border-color: var(--color-primary);
  color: #081541;
  background: var(--color-primary);
}

/* Primary Button */
.btn-primary {
  width: 100%;
  background: var(--gold-gradient);
  color: #081541;
  border: none;
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-shadow: var(--gold-glow);
  margin-top: 1rem;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(182, 148, 34, 0.5);
}

/* Summary Card */
.summary-card {
  position: sticky;
  top: 90px;
  background: rgba(8, 21, 65, 0.95);
  border: 2px solid var(--color-primary);
}

.payout-total-box {
  text-align: center;
  padding: 1.5rem;
  background: rgba(182, 148, 34, 0.1);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
}

.payout-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.payout-amount {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.melt-comparison {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 0.75rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
}

.melt-comparison span:last-child {
  font-weight: 700;
  color: #FFFFFF;
}

/* Post-Calculation Conversion Action Card */
.conversion-action-card {
  background: linear-gradient(135deg, rgba(182, 148, 34, 0.22) 0%, rgba(8, 21, 65, 0.95) 100%);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 2.25rem 2rem;
  margin: 2rem 0 3.5rem 0;
  text-align: center;
  box-shadow: var(--gold-glow);
  width: 100%;
}

.profit-gain-badge {
  display: inline-block;
  background: var(--color-success);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 0.85rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

/* 3-Way Options Comparison Section */
.options-section {
  padding: 4rem 0;
  border-top: 2px solid var(--border-gold);
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.option-card {
  background: rgba(8, 21, 65, 0.75);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2.25rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.option-card.recommended {
  background: rgba(8, 21, 65, 0.95);
  border: 2px solid var(--color-primary);
  box-shadow: var(--gold-glow);
  transform: translateY(-4px);
}

.option-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold-gradient);
  color: #081541;
  font-weight: 800;
  font-size: 0.8rem;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.option-header {
  text-align: center;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.25rem;
}

.option-title {
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
}

.option-payout-rate {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.option-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.option-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.925rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.75rem;
}

.icon-check {
  color: var(--color-success);
  font-weight: 800;
}

.icon-cross {
  color: #EF4444;
  font-weight: 800;
}

/* Basket Section */
.btn-remove {
  background: transparent;
  border: none;
  color: #F87171;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0.1rem 0.4rem;
  transition: var(--transition);
  outline: none;
  line-height: 1;
}

.btn-remove:hover {
  color: #EF4444;
  transform: scale(1.15);
}

#clearBasketBtn {
  background: rgba(239, 68, 68, 0.15) !important;
  border: 1px solid rgba(239, 68, 68, 0.4) !important;
  color: #F87171 !important;
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  padding: 0.3rem 0.65rem !important;
  border-radius: var(--radius-sm) !important;
  cursor: pointer !important;
  transition: var(--transition) !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.35rem !important;
}

#clearBasketBtn:hover {
  background: rgba(239, 68, 68, 0.3) !important;
  border-color: rgba(239, 68, 68, 0.7) !important;
  color: #FFFFFF !important;
  text-decoration: none !important;
}


.basket-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-gold);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.carat-tag {
  background: var(--color-primary);
  color: #081541;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}

.btn-secondary {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-gold);
  color: #FFFFFF;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(182, 148, 34, 0.12);
}

/* Carat Pedestals Showcase */
.pedestal-section {
  padding: 4.5rem 0;
  background: rgba(8, 21, 65, 0.7);
  backdrop-filter: blur(12px);
  color: #FFFFFF;
  margin: 3.5rem 0;
  border-top: 3px solid var(--color-primary);
  border-bottom: 3px solid var(--color-primary);
}

.pedestal-title {
  text-align: center;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
  font-size: 42px;
}

.pedestal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.pedestal-card {
  background: rgba(9, 13, 22, 0.6);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 2.25rem 1.5rem;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.pedestal-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--gold-glow);
}

.pedestal-badge {
  display: inline-block;
  background: var(--gold-gradient);
  color: #081541;
  font-weight: 800;
  font-size: 0.85rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.pedestal-heading {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}

.pedestal-price {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0.75rem 0;
}

/* Article & Content Layouts */
.content-section {
  padding: 3rem 0;
}

.content-card {
  background: rgba(8, 21, 65, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 2.5rem;
  margin-bottom: 2rem;
  color: #FFFFFF;
  box-shadow: var(--navy-glow);
}

.content-card h2 {
  font-size: 42px;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.content-card h3 {
  font-size: 1.5rem;
  margin: 1.5rem 0 0.75rem 0;
  color: var(--color-primary);
}

.content-card p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.callout-box {
  background: rgba(182, 148, 34, 0.12);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.callout-box p {
  margin: 0;
  color: #FFFFFF;
  font-weight: 600;
}

.rate-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.rate-table th, .rate-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.rate-table th {
  background: rgba(0, 0, 0, 0.4);
  color: var(--color-primary);
  font-weight: 700;
  font-family: var(--font-heading);
}

.rate-table td {
  color: #FFFFFF;
  font-size: 0.95rem;
}

.cta-banner {
  background: rgba(8, 21, 65, 0.9);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 3.5rem 2rem;
  text-align: center;
  box-shadow: var(--navy-glow);
  margin: 3rem 0;

  h2 {
    color: #FFFFFF;
  }
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 21, 65, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 1rem;
  box-sizing: border-box;
  overflow-y: auto;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--color-secondary);
  color: #FFFFFF;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  width: 100%;
  max-width: 580px;
  max-height: 85vh;
  max-height: 85dvh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1.5rem;
  box-shadow: var(--gold-glow);
  box-sizing: border-box;
  margin: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.btn-close {
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Footer */
.footer {
  background: rgba(8, 21, 65, 0.95);
  border-top: 3px solid var(--color-primary);
  padding: 4rem 0 2rem 0;
  margin-top: 4rem;
  color: #FFFFFF;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
}

/* Table Scroll Wrapper */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.5rem 0;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Mobile-First & Comprehensive Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .header-content {
    position: relative;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-secondary);
    border-bottom: 3px solid var(--color-primary);
    flex-direction: column;
    padding: 1rem;
    align-items: stretch;
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.6);
    z-index: 99;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-item-dropdown {
    width: 100%;
  }

  .nav-item-dropdown .dropdown-menu {
    position: static;
    width: 100%;
    box-shadow: none;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-gold);
    margin-top: 0.35rem;
    display: none;
  }

  .nav-item-dropdown.active .dropdown-menu,
  .nav-item-dropdown:focus-within .dropdown-menu {
    display: flex;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    padding: 0.5rem;
    font-size: 1.65rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-gold);
    background: rgba(255, 255, 255, 0.05);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 1.75rem !important;
    line-height: 1.25 !important;
  }
  
  h2, .content-card h2, .pedestal-title, .options-section h2 {
    font-size: 1.5rem !important;
    line-height: 1.3 !important;
  }

  .option-payout-rate {
    font-size: 1.6rem !important;
  }

  .pedestal-price {
    font-size: 1.8rem !important;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    padding: 0 0.25rem;
  }

  .hero-section {
    padding: 1.75rem 0 0.75rem 0;
  }

  .trust-bar {
    gap: 0.6rem 1rem;
    padding: 0.75rem 0.5rem;
    margin: 1rem 0 1.5rem 0;
  }

  .trust-item {
    font-size: 0.8rem;
  }

  .calculator-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin: 1rem 0 2rem 0;
  }

  .card, .content-card {
    padding: 1.25rem 1rem;
  }

  .summary-card {
    position: static;
  }

  .payout-amount {
    font-size: 2.25rem;
  }

  .conversion-action-card {
    padding: 1.25rem 1rem;
  }

  .options-grid, .pedestal-grid {
    grid-template-columns: 1fr;
    gap: 1.35rem;
  }

  .option-card, .pedestal-card {
    padding: 1.35rem 1rem;
  }

  .pedestal-section {
    padding: 2.5rem 0;
    margin: 2rem 0;
  }

  .rate-table th, .rate-table td {
    padding: 0.65rem 0.5rem;
    font-size: 0.825rem;
  }

  .cta-banner {
    padding: 1.75rem 1rem;
    margin: 1.75rem 0;
  }

  .footer {
    padding: 2.25rem 0 1.25rem 0;
    margin-top: 2rem;
  }

  .footer-grid {
    gap: 1.5rem;
    margin-bottom: 1.75rem;
  }
}

@media (max-width: 560px) {
  .header-content {
    gap: 0.5rem;
  }

  .logo-img {
    height: 54px;
  }

  .spot-badge {
    padding: 0.3rem 0.55rem;
    font-size: 0.725rem;
  }

  .form-input, .unit-select {
    font-size: 16px !important;
    min-height: 48px;
  }

  .carat-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.45rem;
  }

  .carat-btn {
    padding: 0.65rem 0.25rem;
    font-size: 0.85rem;
    min-height: 48px;
  }

  .payout-presets {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
  }

  .preset-chip {
    width: 100%;
    text-align: center;
    padding: 0.5rem 0.35rem;
    min-height: 42px;
    box-sizing: border-box;
    font-size: 0.775rem;
  }

  .payout-amount {
    font-size: 2rem;
  }

  .modal-card {
    width: 95%;
    max-height: 88vh;
    overflow-y: auto;
    padding: 1.25rem 0.85rem;
  }
}

@media (max-width: 380px) {
  .header-content {
    flex-wrap: wrap;
  }

  .live-bar {
    width: 100%;
    justify-content: center;
    margin-top: 0.25rem;
  }

  .logo-img {
    height: 46px;
  }

  .carat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .payout-amount {
    font-size: 1.75rem;
  }
}

/* Print Receipt Styling */
@media print {
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .header, .hero-section, .pedestal-section, .trust-bar, .content-section, .options-section, .btn-icon, .btn-primary, .btn-secondary, .modal-overlay, .footer {
    display: none !important;
  }
  .calculator-grid {
    grid-template-columns: 1fr !important;
    margin: 0 !important;
  }
  .card {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    background: #fff !important;
    color: #000 !important;
  }
}