/* ========================================
   GHOST FLOW AI — Cyberpunk-Noir Theme
   ======================================== */

/* --- CSS VARIABLES --- */
:root {
  --bg-primary: #050508;
  --bg-secondary: #0a0a10;
  --bg-card: #0c0c14;
  --bg-card-hover: #10101c;
  --green: #00FF88;
  --green-dim: #00cc6a;
  --green-glow: rgba(0, 255, 136, 0.15);
  --green-glow-strong: rgba(0, 255, 136, 0.35);
  --blue: #00D4FF;
  --blue-dim: #00a8cc;
  --blue-glow: rgba(0, 212, 255, 0.15);
  --red: #FF3344;
  --red-glow: rgba(255, 51, 68, 0.2);
  --text-primary: #e0e0e8;
  --text-secondary: #8888a0;
  --text-dim: #555570;
  --border: #1a1a2e;
  --border-hover: #2a2a44;
  --font-display: 'Orbitron', monospace;
  --font-body: 'JetBrains Mono', 'Courier New', monospace;
  --font-sans: 'Space Grotesk', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--green-dim) var(--bg-primary);
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--green-dim); border-radius: 3px; }

/* --- SCANLINES --- */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

/* --- GRID OVERLAY --- */
.grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.03;
  background-image:
    linear-gradient(var(--green) 1px, transparent 1px),
    linear-gradient(90deg, var(--green) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* --- GLOBAL ACCENTS --- */
.accent { color: var(--green); }
.accent-blue { color: var(--blue); }
.accent-green { color: var(--green); }
.mono { font-family: var(--font-body); }

/* --- NAV --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(5, 5, 8, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
}

.nav-ghost { font-size: 1.2rem; }

.nav-brand {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--green);
}

.nav-x {
  font-size: 1rem !important;
  font-weight: 700 !important;
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--bg-primary), transparent);
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--green);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
  box-shadow: 0 0 6px var(--green), 0 0 12px var(--green-glow);
}

@keyframes particleFloat {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0);
  }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% {
    opacity: 0;
    transform: translateY(-100vh) translateX(var(--drift));
  }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--green);
  border-radius: 2px;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--green);
  margin-bottom: 2.5rem;
  animation: fadeInDown 0.8s ease-out 0.2s both;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 8px var(--green);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 0.95;
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.title-line {
  display: block;
  font-size: clamp(4rem, 12vw, 10rem);
  letter-spacing: 0.05em;
  color: var(--text-primary);
  text-shadow:
    0 0 40px var(--green-glow),
    0 0 80px rgba(0, 255, 136, 0.08);
}

.title-flow {
  color: var(--green);
  text-shadow:
    0 0 20px var(--green-glow-strong),
    0 0 60px var(--green-glow),
    0 0 120px rgba(0, 255, 136, 0.1);
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  min-height: 1.8em;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-tagline .cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--green);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.8s step-end infinite;
}

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

.hero-sub {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-bottom: 3rem;
  animation: fadeInUp 0.8s ease-out 0.8s both;
}

.counter {
  font-family: var(--font-display);
  color: var(--green);
  font-weight: 700;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  background: transparent;
  color: var(--green);
  border: 1px solid var(--green);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  animation: fadeInUp 0.8s ease-out 1s both;
  position: relative;
  overflow: hidden;
}

.cta-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--green);
  opacity: 0;
  transition: opacity 0.3s;
}

.cta-btn:hover {
  color: var(--bg-primary);
  box-shadow: 0 0 30px var(--green-glow), 0 0 60px rgba(0, 255, 136, 0.1);
}

.cta-btn:hover::before {
  opacity: 1;
}

.cta-btn:hover .cta-icon {
  position: relative;
  z-index: 1;
}

.cta-btn span {
  position: relative;
  z-index: 1;
}

.cta-icon {
  font-size: 0.6rem;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  animation: fadeInUp 1s ease-out 1.5s both;
}

.hero-scroll-indicator span {
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--green), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}

/* --- ANIMATIONS --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

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

/* --- SECTIONS --- */
.section {
  position: relative;
  padding: 8rem 2rem;
  z-index: 2;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--green);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-line {
  width: 60px;
  height: 2px;
  background: var(--green);
  margin: 0 auto;
  box-shadow: 0 0 10px var(--green-glow);
}

/* --- TRACK CARDS --- */
.track-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.track-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  opacity: 0;
  transform: translateY(30px);
}

.track-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.track-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.track-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow:
    0 0 30px rgba(0, 255, 136, 0.05),
    inset 0 0 30px rgba(0, 255, 136, 0.02);
}

.track-card:hover::before {
  opacity: 1;
}

.card-index {
  font-family: var(--font-display);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.card-icon {
  font-size: 1.5rem;
  color: var(--green);
  margin-bottom: 1rem;
  text-shadow: 0 0 20px var(--green-glow);
}

.track-card h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.track-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-line {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 1.25rem 0;
}

.card-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--green);
}

/* --- SIGNAL SECTION --- */
.signal-section {
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary), var(--bg-primary));
}

.signal-wrapper {
  max-width: 560px;
  margin: 0 auto;
}

.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: all 0.4s;
}

.signal-card:hover {
  border-color: var(--border-hover);
  box-shadow:
    0 0 40px rgba(0, 255, 136, 0.08),
    0 0 80px rgba(0, 255, 136, 0.03);
}

.signal-glow {
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--green-glow), transparent, var(--blue-glow));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s;
}

.signal-card:hover .signal-glow {
  opacity: 1;
}

.signal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.signal-avatar {
  width: 40px;
  height: 40px;
  background: var(--bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  border: 1px solid var(--border);
}

.signal-name {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.signal-verified {
  color: var(--blue);
  font-size: 0.75rem;
}

.signal-handle {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.signal-meta { flex: 1; }

.signal-x-logo {
  font-size: 1.2rem;
  color: var(--text-dim);
}

.signal-body {
  margin-bottom: 1rem;
}

.signal-status {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px var(--red-glow);
}

.signal-data {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: rgba(0, 255, 136, 0.03);
  border-left: 2px solid var(--green);
}

.data-row {
  font-size: 0.8rem;
}

.data-label {
  color: var(--text-dim);
  font-weight: 600;
  margin-right: 0.5rem;
}

.data-value {
  color: var(--text-primary);
}

.data-value.accent {
  color: var(--blue);
  font-weight: 600;
}

.data-value.accent-green {
  color: var(--green);
  font-weight: 700;
}

.signal-verdict {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding-top: 0.5rem;
}

.verdict-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--green);
  margin-right: 0.25rem;
}

.signal-verdict em {
  color: var(--green);
  font-style: italic;
}

.signal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.signal-time {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.signal-engagement {
  display: flex;
  gap: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* --- PRICING --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  text-align: center;
  transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  opacity: 0;
  transform: translateY(30px);
}

.pricing-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.pricing-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.05);
}

.pricing-featured {
  border-color: var(--green);
  position: relative;
}

.pricing-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green);
  box-shadow: 0 0 20px var(--green-glow);
}

.pricing-badge {
  position: absolute;
  top: 0;
  right: 1.5rem;
  background: var(--green);
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.25rem 0.75rem;
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.pricing-price {
  margin-bottom: 2rem;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-primary);
}

.price-period {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 2rem;
}

.pricing-features li {
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(26, 26, 46, 0.5);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.check {
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-btn {
  display: block;
  width: 100%;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  text-align: center;
  background: transparent;
  color: var(--text-secondary);
}

.pricing-btn-active {
  border-color: var(--green);
  color: var(--green);
}

.pricing-btn-active:hover {
  background: var(--green);
  color: var(--bg-primary);
  box-shadow: 0 0 25px var(--green-glow);
}

.pricing-btn-soon {
  border-color: var(--border);
  color: var(--text-dim);
  cursor: not-allowed;
  opacity: 0.6;
}

/* --- SIGNUP --- */
.signup-section {
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.signup-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.signup-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: -1.5rem;
  margin-bottom: 2.5rem;
}

.signup-form {
  margin-bottom: 1.5rem;
}

.form-row {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
}

.form-row:focus-within {
  border-color: var(--green);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.08);
}

.input-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  background: var(--bg-card);
}

.input-prefix {
  color: var(--green);
  font-weight: 700;
  margin-right: 0.75rem;
  font-size: 0.9rem;
}

.input-wrapper input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 1rem 0;
  outline: none;
}

.input-wrapper input::placeholder {
  color: var(--text-dim);
}

.submit-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: var(--green);
  color: var(--bg-primary);
  border: none;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
}

.submit-btn:hover {
  background: #00ffaa;
  box-shadow: 0 0 30px var(--green-glow);
}

.btn-icon {
  font-size: 0.5rem;
}

.form-message {
  margin-top: 1rem;
  font-size: 0.8rem;
  min-height: 1.5em;
  transition: all 0.3s;
}

.form-message.success {
  color: var(--green);
  text-shadow: 0 0 10px var(--green-glow);
}

.form-message.error {
  color: var(--red);
}

.signup-disclaimer {
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* --- FOOTER --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  background: var(--bg-secondary);
  position: relative;
  z-index: 2;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: color 0.3s;
}

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

.footer-bottom {
  text-align: center;
}

.footer-disclaimer {
  font-size: 0.65rem;
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: 1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.footer-copy {
  font-size: 0.6rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .nav { padding: 0 1rem; }
  .nav-links { gap: 1rem; }
  .nav-links a { font-size: 0.6rem; }

  .section { padding: 5rem 1.25rem; }

  .track-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .form-row {
    flex-direction: column;
  }

  .submit-btn {
    justify-content: center;
  }

  .footer-top {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .signal-card {
    padding: 1.25rem;
  }

  .hero-sub { font-size: 0.65rem; }
}

@media (max-width: 480px) {
  .title-line {
    font-size: 3.5rem;
  }

  .hero-tagline {
    font-size: 0.8rem;
  }

  .cta-btn {
    padding: 0.85rem 1.5rem;
    font-size: 0.65rem;
  }

  .nav-links { gap: 0.75rem; }
}