/* ==========================================
   STYLE #17 — FUTURIST / SCI-FI DASHBOARD
   CakePay Static SEO Platform Design System
   ========================================== */

:root {
  /* Colors */
  --bg-deep: #0a0e27;
  --bg-panel: #0d153b;
  --bg-panel-trans: rgba(13, 21, 59, 0.7);
  --cyan: #00d9ff;
  --cyan-glow: rgba(0, 217, 255, 0.3);
  --violet: #a855f7;
  --violet-glow: rgba(168, 85, 247, 0.3);
  --green: #00ff88;
  --green-glow: rgba(0, 255, 136, 0.35);
  
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Fonts */
  --font-cyber: 'Space Grotesk', sans-serif;
  --font-data: 'Rajdhani', sans-serif;
  
  /* Borders & Spacing */
  --border-cyan: rgba(0, 217, 255, 0.2);
  --border-violet: rgba(168, 85, 247, 0.2);
  --grid-line: rgba(0, 217, 255, 0.05);
}

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

body {
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-cyber);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Background Cyber Grid & Scanlines Overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  pointer-events: none;
  z-index: 1;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.15) 50%
  );
  background-size: 100% 4px;
  pointer-events: none;
  z-index: 2;
  opacity: 0.8;
}

/* Base Headings & Links */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-cyber);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  text-transform: uppercase;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

a:hover {
  color: var(--violet);
  text-shadow: 0 0 8px var(--violet-glow);
}

/* Typography Helpers */
.font-data {
  font-family: var(--font-data);
}

.text-cyan { color: var(--cyan); }
.text-violet { color: var(--violet); }
.text-green { color: var(--green); }

/* Monospace System Kickers */
.kicker {
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--violet);
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 10;
}

/* Sticky Header with Cyber Progress Bar */
.header {
  position: sticky;
  top: 0;
  background-color: rgba(10, 14, 39, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-cyan);
  z-index: 100;
  transition: border 0.3s;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-family: var(--font-cyber);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
}

.logo span {
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-data);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: #fff;
  border-bottom: 2px solid var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
}

.lang-switch {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: none;
  border: 1px solid var(--border-cyan);
  color: var(--text-secondary);
  font-family: var(--font-data);
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.lang-btn.active, .lang-btn:hover {
  background-color: var(--cyan);
  color: var(--bg-deep);
  border-color: var(--cyan);
  box-shadow: 0 0 8px var(--cyan-glow);
}

.scroll-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  width: 0%;
  transition: width 0.1s ease-out;
}

/* HUD Hero Terminal Block */
.hero-section {
  padding: 5rem 0 3rem 0;
  text-align: center;
  position: relative;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media(min-width: 992px) {
  .hero-layout {
    grid-template-columns: 1.2fr 0.8fr;
    text-align: left;
    align-items: center;
  }
}

.hero-copy h1 {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 1rem;
  color: #fff;
  text-shadow: 0 0 15px rgba(0,217,255,0.25);
}

@media(min-width: 768px) {
  .hero-copy h1 { font-size: 4rem; }
}

.hero-copy p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 600px;
}

/* HUD System Status Widget & live ledger */
.hud-widget {
  background-color: var(--bg-panel-trans);
  border: 1px solid var(--border-cyan);
  padding: 1.5rem;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  box-shadow: 0 0 20px rgba(10, 14, 39, 0.5);
  font-family: var(--font-data);
}

.hud-widget::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.hud-header {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border-cyan);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.hud-title {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hud-blink {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--green);
  box-shadow: 0 0 8px var(--green-glow);
  animation: blink 1.5s infinite ease-in-out;
}

@keyframes blink {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 1; }
}

.hud-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.hud-metric {
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(0, 217, 255, 0.1);
  padding: 0.75rem;
  border-radius: 4px;
}

.hud-metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hud-metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cyan);
}

/* Terminal Feed / Ledger */
.terminal-feed {
  background-color: #050818;
  border: 1px solid rgba(168, 85, 247, 0.15);
  padding: 1rem;
  font-family: monospace;
  font-size: 0.75rem;
  height: 160px;
  overflow-y: hidden;
  margin-top: 1rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.terminal-line {
  display: flex;
  gap: 0.5rem;
}

.terminal-time {
  color: var(--violet);
}

.terminal-success {
  color: var(--green);
}

/* Interactive Calculator */
.calc-widget {
  background: var(--bg-panel-trans);
  border: 1px solid var(--border-violet);
  padding: 1.5rem;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
}

.calc-widget .hud-header {
  border-bottom: 1px dashed var(--border-violet);
}

.calc-group {
  margin-bottom: 1.25rem;
}

.calc-label {
  display: block;
  font-family: var(--font-data);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.calc-select, .calc-input {
  width: 100%;
  background-color: #06091e;
  border: 1px solid var(--border-cyan);
  color: #fff;
  padding: 0.75rem;
  font-family: var(--font-data);
  font-size: 1.1rem;
  outline: none;
  transition: border-color 0.2s;
}

.calc-select:focus, .calc-input:focus {
  border-color: var(--violet);
}

.calc-result {
  background-color: rgba(0, 0, 0, 0.3);
  padding: 1rem;
  border-left: 3px solid var(--green);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-result-number {
  font-family: var(--font-data);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

/* Cyber Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 1.75rem;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  border: none;
  position: relative;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--cyan);
  color: var(--bg-deep);
  box-shadow: 0 0 15px var(--cyan-glow);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn-primary:hover {
  background-color: var(--violet);
  color: #fff;
  box-shadow: 0 0 15px var(--violet-glow);
}

.btn-outline {
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn-outline:hover {
  background-color: rgba(0, 217, 255, 0.1);
  color: #fff;
  border-color: var(--cyan);
  box-shadow: 0 0 10px var(--cyan-glow);
}

/* Asymmetric Bento Grid Section */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 3rem 0;
}

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

@media(min-width: 992px) {
  .bento-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .bento-full {
    grid-column: span 3;
  }
  .bento-double {
    grid-column: span 2;
  }
}

.bento-card {
  background-color: var(--bg-panel-trans);
  border: 1px solid var(--border-cyan);
  padding: 2rem;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background-color: var(--violet);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.6;
}

.bento-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.2);
  transform: translateY(-2px);
}

.card-top {
  margin-bottom: 1.5rem;
}

.card-icon {
  font-size: 2rem;
  color: var(--cyan);
  margin-bottom: 1rem;
}

.bento-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.bento-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Two-Column Document Layout with Sticky TOC */
.doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding: 4rem 0;
}

@media(min-width: 992px) {
  .doc-layout {
    grid-template-columns: 1fr 300px;
  }
}

.doc-content {
  background-color: rgba(13, 21, 59, 0.4);
  border: 1px solid rgba(0, 217, 255, 0.1);
  padding: 2.5rem;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.doc-content h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-cyan);
  padding-bottom: 1rem;
}

.doc-content h2 {
  font-size: 1.6rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.doc-content h2::before {
  content: "[//]";
  font-family: var(--font-data);
  color: var(--cyan);
  font-size: 1rem;
}

.doc-content p {
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  line-height: 1.7;
}

.doc-content ul, .doc-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.doc-content li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* Tables & Comparison Layouts */
.cyber-table-container {
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--border-cyan);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-data);
  font-size: 1rem;
  text-align: left;
}

.cyber-table th, .cyber-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(0, 217, 255, 0.1);
}

.cyber-table th {
  background-color: rgba(0, 217, 255, 0.08);
  color: var(--cyan);
  font-weight: 700;
  text-transform: uppercase;
}

.cyber-table tr:hover {
  background-color: rgba(0, 217, 255, 0.03);
}

.cyber-table td strong {
  color: #fff;
}

/* Callout Box */
.callout-box {
  background-color: rgba(168, 85, 247, 0.05);
  border-left: 4px solid var(--violet);
  padding: 1.5rem;
  margin: 1.5rem 0;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.callout-title {
  font-weight: 700;
  color: var(--violet);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-family: var(--font-data);
}

/* Sticky Sidebar TOC */
.sidebar-toc {
  position: self;
}

@media(min-width: 992px) {
  .sidebar-toc {
    position: sticky;
    top: 100px;
    height: fit-content;
  }
}

.toc-card {
  background-color: var(--bg-panel-trans);
  border: 1px solid var(--border-cyan);
  padding: 1.5rem;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
}

.toc-card h4 {
  font-size: 1rem;
  border-bottom: 1px dashed var(--border-cyan);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

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

.toc-list a {
  font-family: var(--font-data);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toc-list a::before {
  content: ">";
  color: var(--text-muted);
  transition: color 0.2s;
}

.toc-list a:hover {
  color: var(--cyan);
}

.toc-list a:hover::before {
  color: var(--cyan);
}

/* Collapsible FAQ Panels */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
}

.faq-item {
  background-color: rgba(13, 21, 59, 0.5);
  border: 1px solid rgba(0, 217, 255, 0.1);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.faq-trigger {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem;
  text-align: left;
  color: #fff;
  font-family: var(--font-cyber);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-trigger::after {
  content: "+";
  font-family: monospace;
  font-size: 1.4rem;
  color: var(--cyan);
  transition: transform 0.2s;
}

.faq-item.active .faq-trigger::after {
  content: "-";
  transform: rotate(180deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  padding: 0 1.25rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-content {
  max-height: 500px;
  padding-bottom: 1.25rem;
}

/* Footer Section */
.footer {
  background-color: #050818;
  border-top: 1px solid var(--border-cyan);
  padding: 4rem 0 2rem 0;
  margin-top: 5rem;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media(min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr repeat(3, 1fr);
  }
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  color: #fff;
  border-left: 2px solid var(--cyan);
  padding-left: 0.5rem;
}

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

.footer-col a {
  font-family: var(--font-data);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.footer-col a:hover {
  color: var(--cyan);
}

.footer-disclaimer {
  border-top: 1px solid rgba(0, 217, 255, 0.08);
  padding-top: 1.5rem;
  text-align: center;
  font-family: var(--font-data);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-disclaimer p {
  margin-bottom: 0.5rem;
}

/* Interactive Gift Card Catalog Grid */
.giftcard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.giftcard-card {
  background-color: rgba(13, 21, 59, 0.6);
  border: 1px solid rgba(0, 217, 255, 0.1);
  padding: 1.25rem;
  text-align: center;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: all 0.2s;
}

.giftcard-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
  transform: translateY(-2px);
}

.giftcard-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.giftcard-discount {
  font-family: var(--font-data);
  font-size: 1.4rem;
  color: var(--green);
  font-weight: 700;
}

.giftcard-category {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* Private IndexNow Submit Panel styles */
.admin-card {
  background: var(--bg-panel-trans);
  border: 2px solid var(--border-cyan);
  padding: 2.5rem;
  margin-top: 2rem;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.admin-console {
  background-color: #030510;
  border: 1px solid rgba(0, 217, 255, 0.15);
  font-family: monospace;
  padding: 1rem;
  height: 250px;
  overflow-y: auto;
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 1.5rem 0;
  white-space: pre-wrap;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}