/* ==========================================================================
   AeroIntelli — Premium Corporate Teaser Design System
   ========================================================================== */

/* --- Custom Variables & Tokens --- */
:root {
  /* Color Palette: Dark Forest Theme (AeroFarms & Green Scenes Inspired) */
  --bg-primary: #04140D;        /* Deep, dark forest black */
  --bg-secondary: #081D14;      /* Deep forest green for sections */
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  
  --color-accent: #10B981;      /* Crisp organic emerald green */
  --color-accent-subtle: rgba(16, 185, 129, 0.1);
  --color-text-primary: #F8FAFC; /* Slate white for high-contrast reading */
  --color-text-secondary: #94A3B8;/* Cool gray for description text */
  --color-text-muted: #64748B;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(16, 185, 129, 0.25);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Animation Configurations */
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s var(--ease-expo);
  --transition-normal: 0.3s var(--ease-in-out);
  --transition-fast: 0.15s var(--ease-in-out);
  
  /* Borders & Radius */
  --radius-pill: 9999px;
  --radius-lg: 14px;
  --radius-md: 8px;
  --radius-sm: 4px;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--color-text-primary);
  line-height: 1.625;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* --- Accessibility Focus --- */
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }
}

/* ==========================================================================
   NAVBAR (Minimalist Sticky Header)
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  background-color: rgba(4, 20, 13, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: transform 0.4s var(--ease-expo), background-color var(--transition-fast), height var(--transition-fast);
}

.navbar.scrolled {
  height: 70px;
  background-color: rgba(4, 20, 13, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.navbar.nav-hidden {
  transform: translateY(-100%);
}

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

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

.logo-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.logo-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background-color: rgba(16, 185, 129, 0.05);
}

.indicator-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-accent);
  animation: pulse-dot 2s infinite;
}

/* ==========================================================================
   HERO / TEASER MAIN SECTION
   ========================================================================== */
.teaser-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 120px;
  padding-bottom: 80px;
  background: radial-gradient(circle at center, rgba(16, 185, 129, 0.08) 0%, transparent 60%);
  overflow: hidden;
}

/* Background Grid Overlay */
.background-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  pointer-events: none;
}

.teaser-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 10;
}

.teaser-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
  display: inline-block;
}

.teaser-title {
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
}

.text-gradient {
  background: linear-gradient(135deg, #34D399 0%, #10B981 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.teaser-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* Waitlist Box & Form */
.waitlist-box {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}

.waitlist-form {
  position: relative;
}

.form-wrapper-inner {
  display: flex;
  background-color: rgba(255, 255, 255, 0.02);
  padding: 6px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), opacity var(--transition-normal), transform var(--transition-normal);
}

.form-wrapper-inner:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.1);
  background-color: rgba(255, 255, 255, 0.03);
}

.input-container {
  flex: 1;
  position: relative;
}

.input-field {
  width: 100%;
  border: none;
  background: transparent;
  padding: 14px 18px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text-primary);
  outline: none;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: var(--bg-primary);
  padding: 0 24px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  gap: 8px;
  font-size: 0.95rem;
}

.btn-primary:hover {
  background-color: #34D399;
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(4, 20, 13, 0.2);
  border-top-color: var(--bg-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.error-message {
  position: absolute;
  top: 100%;
  left: 12px;
  margin-top: 8px;
  color: #EF4444;
  font-size: 0.8rem;
  display: none;
  font-weight: 500;
}

.form-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* Success Message container */
.success-container {
  display: none;
  text-align: center;
  padding: 24px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color-hover);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.4s var(--ease-expo), transform 0.4s var(--ease-expo);
}

.success-container.visible {
  display: block;
  opacity: 1;
  transform: scale(1);
}

.success-icon-wrap {
  width: 44px;
  height: 44px;
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.success-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.success-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   METRICS SECTION (Timeline/Preview Counters)
   ========================================================================== */
.teaser-metrics {
  background-color: var(--bg-secondary);
  padding: 80px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

@media (max-width: 900px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.metric-card {
  text-align: center;
  padding: 16px;
}

.metric-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-text-primary);
}

.metric-suffix {
  color: var(--color-accent);
}

.metric-label {
  display: block;
  margin-top: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ==========================================================================
   FEATURES / PILARS PREVIEW CARDS
   ========================================================================== */
.teaser-features {
  padding: 120px 0;
  background-color: var(--bg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.preview-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  transition: background-color var(--transition-normal), border-color var(--transition-normal), transform var(--transition-slow), box-shadow var(--transition-slow);
}

.preview-card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card-icon {
  font-size: 2.25rem;
  margin-bottom: 24px;
}

.card-title {
  font-size: 1.35rem;
  margin-bottom: 14px;
  font-weight: 600;
}

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

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.teaser-footer {
  padding: 60px 0;
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  color: var(--color-text-secondary);
  background-color: rgba(255, 255, 255, 0.01);
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.social-icon-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.copyright {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   COOKIE BANNER & PRIVACY POLICY MODAL
   ========================================================================== */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translate(-50%, 120px);
  width: calc(100% - 48px);
  max-width: 540px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 10000;
  opacity: 0;
  transition: transform 0.4s var(--ease-expo), opacity 0.4s var(--ease-expo);
}

.cookie-banner.show {
  transform: translate(-50%, 0);
  opacity: 1;
}

@media (max-width: 640px) {
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
}

.cookie-text {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.cookie-text a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
}

.cookie-btn {
  background-color: var(--color-accent);
  color: var(--bg-primary);
  font-weight: 600;
  padding: 8px 20px;
  font-size: 0.85rem;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.cookie-btn:hover {
  background-color: #34D399;
}

/* Privacy Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(4, 20, 13, 0.6);
  backdrop-filter: blur(8px);
  z-index: 11000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.modal-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 560px;
  padding: 40px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(16px);
  transition: transform 0.4s var(--ease-expo);
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-text-primary);
}

.modal-title {
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.modal-body {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.modal-body h4 {
  font-size: 1rem;
  color: var(--color-text-primary);
  margin-top: 24px;
  margin-bottom: 8px;
}

.modal-body p {
  margin-bottom: 12px;
}

/* ==========================================================================
   ANIMATION KEYFRAMES & UTILITIES
   ========================================================================== */

/* Scroll Animation System */
.anim-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-expo), transform 0.8s var(--ease-expo);
  transition-delay: var(--delay, 0s);
}

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

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.8); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}