/* ============================================
   Equity Ally — Landing Page Styles
   Sophisticated dark theme with warm amber accents
   ============================================ */

:root {
  --bg-deep: #07070a;
  --bg-surface: #0d0d11;
  --bg-elevated: #141419;
  --bg-card: rgba(20, 20, 25, 0.7);
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent-amber: #f59e0b;
  --accent-amber-light: #fbbf24;
  --accent-amber-dim: rgba(245, 158, 11, 0.15);
  --accent-emerald: #10b981;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --transition-fast: 150ms ease;
  --transition-smooth: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

/* Ambient background */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-amber-dim) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  animation-delay: -7s;
}

.orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  animation-delay: -14s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 70%);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  background: rgba(7, 7, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  color: var(--accent-amber);
  font-size: 1.5rem;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

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

.nav-cta {
  color: var(--accent-amber) !important;
}

.nav-cta:hover {
  color: var(--accent-amber-light) !important;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* Mobile menu open state */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 2rem;
    background: rgba(7, 7, 10, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
    z-index: 99;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--accent-amber-dim);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-full);
  color: var(--accent-amber-light);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease-out;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

.title-line {
  display: block;
}

.title-accent {
  color: var(--accent-amber);
  position: relative;
  display: inline-block;
}

.title-accent::after {
  content: '';
  position: absolute;
  bottom: 0.1em;
  left: 0;
  right: 0;
  height: 0.15em;
  background: linear-gradient(90deg, var(--accent-amber), var(--accent-amber-light));
  border-radius: 2px;
  opacity: 0.4;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 1.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-smooth);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-amber), #d97706);
  color: var(--bg-deep);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

/* Hero stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2rem 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--accent-amber-light);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-subtle);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Features */
.features {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.75rem);
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 550px;
  margin: 0 auto 4rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  transition: all var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-amber-dim);
  border-radius: var(--radius-md);
  color: var(--accent-amber);
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* How it works */
.how-it-works {
  padding: 6rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 3rem;
}

.step {
  padding-left: 4rem;
  position: relative;
}

.step-number {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  color: var(--accent-amber-dim);
  line-height: 1;
}

.step h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Testimonial */
.testimonial {
  padding: 6rem 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.testimonial-quote {
  padding: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}

.testimonial-quote p {
  font-size: 1.375rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 2rem;
  font-style: italic;
}

.testimonial-quote footer {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-amber), var(--accent-emerald));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--bg-deep);
}

.testimonial-quote cite {
  font-style: normal;
  font-weight: 600;
  display: block;
}

.testimonial-quote span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* CTA section */
.cta-section {
  padding: 6rem 2rem;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: 4rem;
  background: linear-gradient(135deg, var(--accent-amber-dim) 0%, rgba(16, 185, 129, 0.08) 100%);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--radius-lg);
}

.cta-content h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 1rem;
}

.cta-content p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.cta-content .btn {
  display: inline-flex;
}

/* Footer */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-compact {
  padding: 2rem;
}

.footer-compact .footer-copy {
  display: none;
}

/* Signup / Early Access page */
.signup-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.signup-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
}

.signup-card {
  width: 100%;
  max-width: 440px;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}

.signup-back {
  display: inline-block;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color var(--transition-fast);
}

.signup-back:hover {
  color: var(--text-secondary);
}

.signup-card h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.signup-intro {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.optional {
  font-weight: 400;
  color: var(--text-muted);
}

.signup-form input {
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast);
}

.signup-form input::placeholder {
  color: var(--text-muted);
}

.signup-form input:focus {
  border-color: var(--accent-amber);
}

.btn-full {
  width: 100%;
  margin-top: 0.5rem;
}

.btn.success {
  background: var(--accent-emerald);
  color: var(--bg-deep);
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.signup-note {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* Scroll animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

  .hero {
    padding: 6rem 1.5rem 3rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.5rem 2rem;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .step {
    padding-left: 3rem;
  }

  .step-number {
    font-size: 1.5rem;
  }

}

@media (max-width: 480px) {
  .header {
    padding: 1rem;
  }

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

  .testimonial-quote p {
    font-size: 1.125rem;
  }

  .cta-content {
    padding: 2rem 1.5rem;
  }
}