@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --bg-color: #05070f;
  --surface-color: rgba(255, 255, 255, 0.03);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-blue: #2563eb;
  --accent-cyan: #38bdf8;
  --glass-bg: rgba(10, 15, 30, 0.7);
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Background water glows */
body::before, body::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

body::before {
  top: 10%;
  left: -10%;
}

body::after {
  bottom: 10%;
  right: -10%;
}

header {
  padding: 1.5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

.logo-text {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero {
  max-width: 1200px;
  margin: 4rem auto 6rem;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.badge {
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--accent-cyan);
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-secondary);
  max-width: 700px;
  margin-bottom: 3rem;
}

/* Glass Buttons */
.cta-container {
  display: flex;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 2rem;
  border-radius: 14px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background-color: var(--accent-blue);
  color: white;
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(37, 99, 235, 0.6);
}

.btn-secondary {
  background-color: var(--surface-color);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

/* Bacronym / Concept Cards */
.concept-section {
  max-width: 1200px;
  margin: 0 auto 8rem;
  padding: 0 2rem;
}

.section-title {
  text-align: center;
  font-family: 'Outfit', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 3.5rem;
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.concept-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(16px);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.concept-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: opacity 0.3s;
}

.concept-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  background-color: rgba(255, 255, 255, 0.05);
}

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

.concept-letter {
  font-family: 'Outfit', sans-serif;
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}

.concept-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.concept-card p {
  color: var(--text-secondary);
}

/* Features */
.features-section {
  max-width: 1200px;
  margin: 0 auto 8rem;
  padding: 0 2rem;
}

.feature-row {
  display: flex;
  align-items: center;
  gap: 4rem;
  margin-bottom: 6rem;
}

.feature-row:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-content {
  flex: 1;
}

.feature-content h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.feature-content p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.feature-demo {
  flex: 1.2;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(56, 189, 248, 0.05) 100%);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
  position: relative;
}

/* Simple graphic mockup inside demo block */
.mockup-table {
  width: 100%;
  background: rgba(10, 15, 30, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1rem;
  font-family: monospace;
  font-size: 0.85rem;
  color: #38bdf8;
}

.mockup-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mockup-row:last-child {
  border-bottom: none;
}

.mockup-chart-bar {
  height: 8px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: 4px;
  margin-top: 0.5rem;
  transition: width 1s;
}

/* Privacy Policy Layout */
.privacy-container {
  max-width: 800px;
  margin: 4rem auto 8rem;
  padding: 0 2rem;
}

.privacy-container h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-align: center;
}

.privacy-date {
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 3rem;
  font-size: 0.95rem;
}

.privacy-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--accent-cyan);
}

.privacy-content p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.privacy-content ul {
  margin-left: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.privacy-content li {
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 4rem 2rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-desc {
  max-width: 320px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.75rem;
}

.footer-links {
  display: flex;
  gap: 4rem;
}

.footer-column h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 0.75rem;
}

.footer-column a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-column a:hover {
  color: var(--text-primary);
}

.copyright {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
}

@media (max-width: 768px) {
  .feature-row {
    flex-direction: column !important;
    gap: 2rem;
  }
  .nav-links {
    display: none;
  }
  .footer-links {
    gap: 2rem;
    width: 100%;
    justify-content: space-between;
  }
}