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

/* ===================== CSS VARIABLES - PREMIUM DARK THEME ===================== */
:root {
  /* Core Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: rgba(18, 18, 28, 0.7);
  --bg-tertiary: rgba(30, 30, 46, 0.8);

  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;

  /* Accent Colors - Vibrant Blue/Purple Gradient */
  --accent-primary: #3b82f6;
  --accent-secondary: #8b5cf6;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --accent-glow-strong: rgba(139, 92, 246, 0.3);

  /* Status Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Glassmorphism */
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(20, 20, 30, 0.4);
  --glass-highlight: rgba(255, 255, 255, 0.02);

  /* Shadows */
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px var(--accent-glow);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
}

/* ===================== GLOBAL RESET ===================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* ===================== IMMERSIVE BACKGROUND ANIMATION ===================== */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, var(--accent-glow-strong) 0%, transparent 30%);
  animation: bg-pulse 15s ease-in-out infinite alternate;
  z-index: -1;
  pointer-events: none;
}

@keyframes bg-pulse {
  0% {
    transform: rotate(0deg) scale(1);
  }

  50% {
    transform: rotate(10deg) scale(1.1);
  }

  100% {
    transform: rotate(-10deg) scale(0.9);
  }
}

/* ===================== TYPOGRAPHY ===================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  background: linear-gradient(135deg, #fff, #a1a1aa);
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--spacing-lg);
}

p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.1rem;
}

/* ===================== LAYOUT & CONTAINERS ===================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff;
  box-shadow: 0 4px 15px var(--accent-glow-strong);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px var(--accent-glow-strong);
}

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

.btn-secondary {
  background: var(--glass-bg);
  color: #fff;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-3px);
}

/* ===================== CARDS ===================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-glow);
  background: var(--bg-tertiary);
}

.icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent-primary);
  border: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

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

/* ===================== INPUTS ===================== */
.input-field {
  width: 100%;
  padding: 1rem 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.input-field:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: rgba(255, 255, 255, 0.05);
}

/* ===================== UTILITIES & ANIMATIONS ===================== */
.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

@keyframes float {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }

  100% {
    transform: translateY(0px);
  }
}

.floating {
  animation: float 4s ease-in-out infinite;
}

/* ===================== NAV & FOOTER ===================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer {
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--glass-border);
  margin-top: var(--spacing-xl);
  background: linear-gradient(180deg, transparent, rgba(10, 10, 15, 0.9));
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
  :root {
    --spacing-xl: 3rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .btn {
    width: 100%;
  }
}