/* ==========================================================================
   NALA Capital - Master Design System & Universal Responsive Engine
   Palette: Royal Blue (#0B1E3D), Warm Gold (#D4AF37), Navy (#040D1A), Ivory (#FAFAF8)
   ========================================================================== */

:root {
  /* Color Tokens */
  --color-primary: #0B1E3D;
  --color-primary-light: #162E5C;
  --color-primary-dark: #061124;
  
  --color-navy-deep: #040D1A;
  --color-navy-card: #0A192F;
  --color-navy-border: rgba(212, 175, 55, 0.2);

  --color-gold: #D4AF37;
  --color-gold-light: #F39C12;
  --color-gold-bright: #F7D070;
  --color-gold-dark: #B38728;
  --color-gold-glow: rgba(212, 175, 55, 0.25);
  
  --gradient-gold: linear-gradient(135deg, #BF953F 0%, #FCF6BA 25%, #B38728 50%, #FBF5B7 75%, #AA771C 100%);
  --gradient-gold-subtle: linear-gradient(135deg, rgba(212, 175, 55, 0.15) 0%, rgba(243, 156, 18, 0.05) 100%);
  --gradient-royal-hero: radial-gradient(circle at 50% 20%, #132A54 0%, #08162E 50%, #040D1A 100%);
  --gradient-card: linear-gradient(180deg, rgba(16, 36, 71, 0.8) 0%, rgba(8, 22, 46, 0.95) 100%);

  --color-bg-light: #FAFAF8;
  --color-surface-light: #FFFFFF;
  --color-text-main: #111827;
  --color-text-muted: #6B7280;
  --color-text-light: #F3F4F6;
  --color-text-dim: #9CA3AF;

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Shadows */
  --shadow-gold-sm: 0 4px 14px rgba(212, 175, 55, 0.15);
  --shadow-gold-md: 0 8px 30px rgba(212, 175, 55, 0.25);
  --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.25);

  /* Borders & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-navy-deep);
  color: var(--color-text-light);
  line-height: 1.6;
  width: 100%;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, video, svg, canvas {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Fluid Scaling */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.15;
  word-break: break-word;
}

h1 { font-size: clamp(2.1rem, 5vw + 1rem, 4.2rem); }
h2 { font-size: clamp(1.75rem, 3.5vw + 0.8rem, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw + 0.5rem, 2.1rem); }
h4 { font-size: clamp(1.05rem, 1.8vw + 0.4rem, 1.3rem); }

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

.text-gold { color: var(--color-gold); }
.text-muted { color: var(--color-text-dim); }
.text-center { text-align: center; }

/* Container & Layout */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
}

.section-padding {
  padding: clamp(3rem, 7vw, 6rem) 0;
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-navy-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  min-width: 0;
}

.glass-card:hover {
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: var(--shadow-gold-sm);
  transform: translateY(-3px);
}

.glass-card-interactive {
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
  outline: none;
  white-space: nowrap;
  touch-action: manipulation;
}

.btn-gold {
  background: var(--gradient-gold);
  color: #061124;
  font-weight: 700;
  box-shadow: var(--shadow-gold-sm);
}

.btn-gold:hover {
  box-shadow: var(--shadow-gold-md);
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.btn-outline-gold {
  background: transparent;
  color: var(--color-gold);
  border: 1.5px solid var(--color-gold);
}

.btn-outline-gold:hover {
  background: rgba(212, 175, 55, 0.12);
  color: #FFF;
  border-color: var(--color-gold-bright);
  transform: translateY(-2px);
}

.btn-navy {
  background: var(--color-primary-light);
  color: var(--color-text-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-navy:hover {
  background: #1E3E7A;
  transform: translateY(-2px);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  max-width: 100%;
  white-space: normal;
  text-align: center;
}

.badge-gold {
  background: rgba(212, 175, 55, 0.15);
  color: var(--color-gold-bright);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.badge-blue {
  background: rgba(22, 46, 92, 0.6);
  color: #60A5FA;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto clamp(2rem, 5vw, 3.5rem) auto;
}

.section-header p {
  margin-top: 0.8rem;
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  color: var(--color-text-dim);
}

/* Sticky Navbar Styles */
.navbar-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
}

.main-nav {
  background: rgba(10, 25, 47, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
  padding: 1.1rem 0;
}

.main-nav.scrolled {
  background: rgba(8, 22, 46, 0.96);
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  padding: 0.75rem 0;
}

.nav-link {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 13, 26, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 2rem 1.5rem;
  display: none;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 899;
  animation: fadeIn 0.25s ease;
}

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

.mobile-menu-link {
  color: #FFF;
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Modal Overlay & Responsive Viewport */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 13, 26, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: clamp(0.75rem, 3vw, 1.5rem);
  animation: fadeIn 0.3s ease;
}

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

.modal-content {
  background: #0A192F;
  border: 1px solid var(--color-navy-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: min(680px, 94vw);
  max-height: 88vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow-dark);
  position: relative;
  animation: slideUp 0.35s ease;
  padding: clamp(1.25rem, 4vw, 2.5rem);
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--color-text-dim);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.modal-close-btn:hover {
  background: rgba(212, 175, 55, 0.2);
  color: var(--color-gold);
}

/* Form Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.4rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(4, 13, 26, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-sm);
  color: #FFF;
  font-family: var(--font-sans);
  font-size: 16px;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

.form-select option {
  background-color: #0A192F;
  color: #FFF;
}

/* Scrollable Horizontal Tabs for Mobile */
.tabs-scroll-wrapper {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.tabs-scroll-wrapper::-webkit-scrollbar {
  display: none;
}

.category-tab-btn {
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(4, 13, 26, 0.6);
  color: var(--color-text-dim);
  font-weight: 500;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.category-tab-btn.active {
  border-color: var(--color-gold);
  background: rgba(212, 175, 55, 0.18);
  color: var(--color-gold-bright);
  font-weight: 700;
}

/* Tool Tab Switcher */
.tool-tab-btn {
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.tool-tab-btn.active {
  background: var(--gradient-gold);
  color: #061124;
  font-weight: 700;
  box-shadow: var(--shadow-gold-sm);
}

/* Quiz Option Cards */
.quiz-option-card {
  padding: 1.2rem 1.5rem;
  border-radius: var(--radius-sm);
  background: rgba(4, 13, 26, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

.quiz-option-card:hover {
  border-color: rgba(212, 175, 55, 0.4);
}

.quiz-option-card.selected {
  background: rgba(212, 175, 55, 0.18);
  border-color: var(--color-gold);
}

/* FAQ Accordion Styling */
.faq-item {
  padding: 1.5rem 1.8rem;
  cursor: pointer;
}

.faq-answer {
  display: none;
  color: var(--color-text-dim);
  font-size: 0.92rem;
  margin-top: 1rem;
  line-height: 1.6;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.8rem;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-icon {
  transition: transform 0.3s ease;
  color: var(--color-gold);
}

/* Range Slider Custom Styling */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gradient-gold);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
  transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Keyframe Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   UNIVERSAL MEDIA QUERIES (Breakpoints: 1024px, 992px, 768px, 600px, 480px)
   ========================================================================== */

@media (max-width: 1024px) {
  .desktop-links, .desktop-ctas, .top-bar-sub {
    display: none !important;
  }
  .mobile-toggle {
    display: block !important;
  }
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
    gap: 2.5rem !important;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr !important;
    gap: 2rem !important;
  }
}

@media (max-width: 768px) {
  .hero-btn-container {
    flex-direction: column !important;
    width: 100%;
  }

  .hero-btn-container .btn {
    width: 100% !important;
  }

  .top-bar-text {
    font-size: 0.76rem !important;
  }

  .modal-content {
    border-radius: var(--radius-md);
  }

  .story-grid, .calc-grid, .loc-grid, .form-grid, .form-grid-3 {
    grid-template-columns: 1fr !important;
    gap: 1.5rem !important;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 0.75rem 1.2rem;
    font-size: 0.88rem;
    white-space: normal;
  }

  .badge {
    font-size: 0.72rem;
  }
}