/* ==========================================================================
   HEXAURA CAPITAL - INSTITUTIONAL DESIGN SYSTEM
   Brand Colors: BLACK (#000000), WHITE (#FFFFFF), HEXAURA RED (#FF5050)
   Surfaces: #111111 (Module), #171717 (Interactive), #222222 / #2A2A2A (Borders)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

:root {
  /* Brand Palette */
  --hexaura-black: #000000;
  --hexaura-red: #FF5050;
  --hexaura-red-hover: #ff3333;
  --hexaura-red-glow: rgba(255, 80, 80, 0.15);
  --hexaura-white: #FFFFFF;
  
  /* Surface Hierarchies */
  --bg-main: #000000;
  --surface-module: #111111;
  --surface-interactive: #171717;
  --surface-elevated: #1C1B1B;
  --border-tech: #2A2A2A;
  --border-subtle: #1E1E1E;
  
  /* Typography Colors */
  --text-primary: #FFFFFF;
  --text-on-surface: #E5E2E1;
  --text-muted: #A0A0A0;
  --text-subtle: #666666;

  /* Typography Specs */
  --font-family: 'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Layout Spacing */
  --container-max: 1440px;
  --margin-desktop: 64px;
  --margin-mobile: 20px;
  --gutter: 24px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--hexaura-black);
  color: var(--text-on-surface);
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--hexaura-black);
  color: var(--text-on-surface);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

/* Custom Selection */
::selection {
  background-color: var(--hexaura-red);
  color: var(--hexaura-black);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Classes */
.font-display-lg {
  font-size: clamp(48px, 6vw, 80px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.font-display-md {
  font-size: clamp(36px, 4.5vw, 56px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.font-headline-lg {
  font-size: 32px;
  line-height: 40px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.font-headline-mobile {
  font-size: 24px;
  line-height: 32px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.font-body-lg {
  font-size: 18px;
  line-height: 28px;
  font-weight: 400;
}

.font-body-md {
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
}

.font-label-caps {
  font-size: 12px;
  line-height: 16px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.font-mono-data {
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  letter-spacing: 0em;
}

.text-red {
  color: var(--hexaura-red);
}

.text-muted {
  color: var(--text-muted);
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--margin-desktop);
  padding-right: var(--margin-desktop);
}

@media (max-width: 768px) {
  .container {
    padding-left: var(--margin-mobile);
    padding-right: var(--margin-mobile);
  }
}

/* Grid Pattern Background */
.bg-grid-pattern {
  background-image: linear-gradient(to right, rgba(42, 42, 42, 0.4) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(42, 42, 42, 0.4) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Structural Tech Borders */
.border-tech {
  border: 1px solid var(--border-tech);
}

.border-tech-b {
  border-bottom: 1px solid var(--border-tech);
}

.border-tech-t {
  border-top: 1px solid var(--border-tech);
}

.border-tech-l {
  border-left: 1px solid var(--border-tech);
}

.border-tech-r {
  border-right: 1px solid var(--border-tech);
}

/* Surface Modules */
.module-card {
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  transition: border-color var(--transition-normal), transform var(--transition-normal);
}

.module-card:hover {
  border-color: var(--hexaura-red);
}

/* Top Navigation Bar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(19, 19, 19, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-tech);
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
}

.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  height: auto;
  width: auto;
  max-height: 54px;
  object-fit: contain;
}

.brand-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
}

.nav-item {
  position: relative;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 8px 0;
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--hexaura-red);
  transition: width var(--transition-normal);
}

.nav-item:hover {
  color: var(--text-primary);
}

.nav-item:hover::after,
.nav-item.active::after {
  width: 100%;
}

.nav-item.active {
  color: var(--hexaura-red);
  font-weight: 700;
}

/* Navigation & Header Buttons */
.btn-primary {
  background-color: var(--hexaura-red);
  color: var(--hexaura-black);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 12px 24px;
  border: 1px solid var(--hexaura-red);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal), transform var(--transition-fast);
  text-decoration: none;
}

.btn-primary:hover {
  background-color: var(--hexaura-white);
  border-color: var(--hexaura-white);
  color: var(--hexaura-black);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 12px 24px;
  border: 1px solid var(--border-tech);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* Mobile Drawer Overlay */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100%;
  background-color: #0E0E0E;
  border-right: 1px solid var(--border-tech);
  z-index: 160;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.mobile-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-tech);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-drawer-close {
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  padding: 24px;
  gap: 16px;
  flex: 1;
}

.mobile-drawer-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border-radius: 4px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mobile-drawer-link:hover,
.mobile-drawer-link.active {
  background-color: var(--surface-interactive);
  color: var(--hexaura-red);
}

/* Market Data Ticker Strip */
.ticker-strip {
  width: 100%;
  background-color: var(--surface-module);
  border-bottom: 1px solid var(--border-tech);
  padding: 10px 0;
  overflow: hidden;
  white-space: nowrap;
}

.ticker-track {
  display: inline-flex;
  gap: 48px;
  animation: scrollTicker 30s linear infinite;
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ticker-track:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.ticker-up {
  color: var(--hexaura-red);
}

.ticker-down {
  color: #888888;
}

@keyframes scrollTicker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Hero Section */
.hero-section {
  position: relative;
  padding-top: 80px;
  padding-bottom: 120px;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
  align-items: center;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-subtitle {
  border-left: 2px solid var(--hexaura-red);
  padding-left: 24px;
  color: var(--text-muted);
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  flex-wrap: wrap;
}

/* Terminal & Visual Container */
.terminal-card {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  overflow: hidden;
  box-shadow: 0 0 40px var(--hexaura-red-glow);
}

.terminal-header {
  height: 32px;
  background-color: var(--surface-interactive);
  border-bottom: 1px solid var(--border-tech);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
  font-size: 12px;
  font-family: monospace;
  color: var(--text-muted);
}

.terminal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--hexaura-red);
}

.terminal-body-img {
  width: 100%;
  height: calc(100% - 32px);
  object-fit: cover;
  opacity: 0.85;
}

/* Pillar Cards (01, 02, 03) */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

@media (max-width: 992px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}

.pillar-card {
  position: relative;
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  padding: 32px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: border-color var(--transition-normal);
}

.pillar-card:hover {
  border-color: var(--hexaura-red);
}

.pillar-number {
  position: absolute;
  top: -16px;
  right: -8px;
  font-size: 96px;
  font-weight: 700;
  color: var(--surface-interactive);
  opacity: 0.6;
  user-select: none;
  transition: color var(--transition-normal);
}

.pillar-card:hover .pillar-number {
  color: rgba(255, 80, 80, 0.12);
}

.pillar-title {
  position: relative;
  z-index: 2;
  font-size: 28px;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.pillar-desc {
  position: relative;
  z-index: 2;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

.pillar-footer {
  position: relative;
  z-index: 2;
  margin-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pillar-line {
  flex: 1;
  height: 1px;
  background-color: var(--border-tech);
  margin-left: 16px;
  transition: background-color var(--transition-normal);
}

.pillar-card:hover .pillar-line {
  background-color: var(--hexaura-red);
}

/* Framework Stage Box Grid (5 stages) */
.system-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--border-tech);
  background-color: var(--surface-module);
}

@media (max-width: 992px) {
  .system-grid {
    grid-template-columns: 1fr;
  }
}

.system-stage-card {
  position: relative;
  padding: 28px 20px;
  border-right: 1px solid var(--border-tech);
  border-bottom: 1px solid var(--border-tech);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  cursor: pointer;
}

.system-stage-card:last-child {
  border-right: none;
}

.system-stage-card:hover,
.system-stage-card.active {
  background-color: var(--surface-interactive);
}

.system-stage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: transparent;
  transition: background-color var(--transition-normal);
}

.system-stage-card:hover::before,
.system-stage-card.active::before {
  background-color: var(--hexaura-red);
}

.system-stage-num {
  font-size: 14px;
  font-family: monospace;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: block;
}

.system-stage-title {
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--text-primary);
}

/* Bento Cards (Courses) */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}

@media (max-width: 992px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
}

.bento-col-4 {
  grid-column: span 4;
}

.bento-col-8 {
  grid-column: span 8;
}

.bento-col-12 {
  grid-column: span 12;
}

@media (max-width: 992px) {
  .bento-col-4, .bento-col-8, .bento-col-12 {
    grid-column: span 1;
  }
}

/* Flagship Card Highlight */
.flagship-card {
  background-color: #0A0000;
  border: 1px solid var(--hexaura-red);
  position: relative;
  box-shadow: 0 0 30px var(--hexaura-red-glow);
}

.flagship-badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--hexaura-red);
  color: var(--hexaura-black);
  padding: 6px 16px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Comparison Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 720px;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-tech);
}

.comparison-table th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.comparison-table th.highlight-col {
  color: var(--hexaura-red);
  background-color: rgba(255, 80, 80, 0.05);
}

.comparison-table td.highlight-col {
  background-color: rgba(255, 80, 80, 0.03);
}

.comparison-table tr:hover {
  background-color: var(--surface-module);
}

/* Contact Form & Inputs */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.input-control {
  width: 100%;
  background-color: var(--surface-interactive);
  border: 1px solid var(--border-tech);
  color: var(--text-primary);
  padding: 14px 16px;
  font-size: 14px;
  border-radius: 2px;
  transition: border-color var(--transition-normal);
}

.input-control:focus {
  outline: none;
  border-color: var(--hexaura-red);
}

.input-control.error {
  border-color: #ff4444;
}

.error-message {
  font-size: 12px;
  color: #ff4444;
  margin-top: 2px;
}

/* Interactive Interactive Hotspot Chart */
.hotspot-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  overflow: hidden;
}

.hotspot-tag {
  position: absolute;
  padding: 6px 12px;
  font-size: 11px;
  font-family: monospace;
  font-weight: 600;
  border: 1px solid var(--hexaura-red);
  background-color: rgba(0, 0, 0, 0.7);
  color: var(--hexaura-red);
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.hotspot-tag:hover,
.hotspot-tag.active {
  background-color: var(--hexaura-red);
  color: var(--hexaura-black);
  transform: scale(1.05);
}

/* Modal Window */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  max-width: 600px;
  width: 100%;
  padding: 32px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--hexaura-red);
}

/* Footer */
.footer {
  background-color: #0E0E0E;
  border-top: 1px solid var(--border-tech);
  padding: 64px 0 32px 0;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

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

.footer-disclaimer {
  max-width: 800px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-subtle);
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
}

/* Utility Spacers & Helpers */
.py-24 { padding-top: 96px; padding-bottom: 96px; }
.py-32 { padding-top: 128px; padding-bottom: 128px; }
.mb-8 { margin-bottom: 32px; }
.mb-12 { margin-bottom: 48px; }
.mb-16 { margin-bottom: 64px; }
.gap-8 { gap: 32px; }
.text-center { text-align: center; }
.uppercase { text-transform: uppercase; }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .py-24 { padding-top: 64px; padding-bottom: 64px; }
  .py-32 { padding-top: 80px; padding-bottom: 80px; }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Cashfree Course Checkout Modal */
.checkout-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.checkout-modal-card {
  background-color: var(--surface-module);
  border: 1px solid var(--border-tech);
  border-top: 3px solid var(--hexaura-red);
  width: 100%;
  max-width: 560px;
  padding: 32px;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
}

.checkout-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: 1px solid var(--border-tech);
  color: var(--text-muted);
  font-size: 20px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.checkout-modal-close:hover {
  color: var(--hexaura-white);
  border-color: var(--hexaura-red);
}

.tech-input {
  width: 100%;
  background-color: var(--surface-interactive);
  border: 1px solid var(--border-tech);
  color: var(--text-primary);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition-normal);
}

.tech-input:focus {
  border-color: var(--hexaura-red);
}