@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #23b8ae;      /* Teal/Green from Login */
  --primary-hover: #15988f;/* Darker Teal */
  --secondary: #10b981;    /* Emerald Green */
  --bg-color: #f7fafc;     /* Light Gray */
  --text-main: #15223b;    /* Navy Blue */
  --text-muted: #475569;   /* Slate 600 */
  --surface: #ffffff;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .brand {
  font-family: 'Outfit', 'Inter', sans-serif;
}

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

ul {
  list-style: none;
}

/* ================= Navbar ================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  padding: 1rem 5%;
  box-shadow: var(--shadow-sm);
}

.brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

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

.nav-links a {
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white !important;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.39);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.btn-secondary {
  background: white;
  color: var(--text-main);
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s;
}

.btn-secondary:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ================= Hero Section ================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 5% 4rem;
  position: relative;
  overflow: hidden;
}

/* Background blob effects */
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, rgba(255,255,255,0) 70%);
  top: -10%;
  right: -5%;
  z-index: -1;
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(147, 51, 234, 0.1) 0%, rgba(255,255,255,0) 70%);
  bottom: 10%;
  left: -10%;
  z-index: -1;
  border-radius: 50%;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(79, 70, 229, 0.2);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.025em;
  background: linear-gradient(to right, #0f172a, #334155);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-highlight {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 90%;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

/* CSS Mockup for Hero */
.mockup-container {
  width: 100%;
  max-width: 550px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 24px;
  box-shadow: var(--shadow-xl);
  padding: 1.5rem;
  position: relative;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform 0.5s ease;
}

.mockup-container:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.mockup-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #f59e0b; }
.mockup-dot:nth-child(3) { background: #10b981; }

.mockup-chart {
  height: 200px;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 12px;
  border: 1px dashed #cbd5e1;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  padding: 1rem;
  overflow: hidden;
}

.mockup-bar {
  width: 40px;
  background: var(--primary);
  border-radius: 4px 4px 0 0;
  animation: growUp 1.5s ease-out forwards;
  opacity: 0;
}
.mockup-bar:nth-child(1) { height: 60%; background: var(--primary); animation-delay: 0.2s; }
.mockup-bar:nth-child(2) { height: 80%; background: var(--secondary); animation-delay: 0.4s; }
.mockup-bar:nth-child(3) { height: 40%; background: #38bdf8; animation-delay: 0.6s; }
.mockup-bar:nth-child(4) { height: 90%; background: #fbbf24; animation-delay: 0.8s; }

@keyframes growUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.mockup-chat {
  background: white;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1rem;
  align-items: center;
}

.mockup-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
}

.mockup-msg {
  flex: 1;
}
.mockup-line {
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  margin-bottom: 8px;
}
.mockup-line.short { width: 60%; }

/* Floating elements */
.floating-card {
  position: absolute;
  background: white;
  padding: 1rem;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 1rem;
  animation: float 6s ease-in-out infinite;
}

.card-1 {
  top: -20px;
  right: -30px;
  animation-delay: 0s;
}

.card-2 {
  bottom: 20px;
  left: -40px;
  animation-delay: 3s;
}

.floating-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: white;
}
.icon-purple { background: var(--secondary); }
.icon-green { background: #10b981; }

.floating-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-main);
}
.floating-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

/* ================= Features Section ================= */
.features {
  padding: 6rem 5%;
  background: white;
}

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

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

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

.feature-card {
  padding: 2rem;
  background: var(--bg-color);
  border-radius: 20px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: white;
  border-color: rgba(79, 70, 229, 0.3);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-muted);
}

/* ================= Footer ================= */
.footer {
  padding: 4rem 5% 2rem;
  background: var(--text-main);
  color: white;
  text-align: center;
}

.footer .brand {
  color: white;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.footer .brand-icon {
  width: 40px;
  height: 40px;
  font-size: 1.5rem;
}

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

.footer-links a {
  color: #94a3b8;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  color: #64748b;
  font-size: 0.9rem;
}

/* Scroll Animation Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

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

/* Responsive */
@media (max-width: 992px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 8rem;
  }
  .hero-buttons {
    justify-content: center;
  }
  .hero-content {
    margin-bottom: 4rem;
  }
  .floating-card {
    display: none; /* Hide floating cards on mobile to save space */
  }
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  
  .mobile-menu-toggle {
    display: flex !important;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 101;
    padding: 0;
  }
  
  .mobile-menu-toggle span {
    width: 100%;
    height: 2.5px;
    background-color: var(--text-main);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  
  [data-theme="dark"] .mobile-menu-toggle span {
    background-color: #ffffff;
  }
  
  /* Hamburger to X animation */
  .mobile-menu-toggle.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .mobile-menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-toggle.is-active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--surface);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border);
    z-index: 99;
    align-items: center;
  }
  
  [data-theme="dark"] .nav-links {
    background: #111e35;
    border-bottom-color: #1e293b;
  }

  .nav-links.is-open {
    display: flex !important;
  }
}

@media (min-width: 769px) {
  .mobile-menu-toggle {
    display: none !important;
  }
}