:root {
  --purple: #7c3aed;
  --purple-light: #a78bfa;
  --pink: #ec4899;
  --yellow: #fbbf24;
  --cyan: #06b6d4;
  --green: #10b981;
  --orange: #f97316;
  --bg: #f5f3ff;
  --dark: #1e1b4b;
}

* {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: "Nunito", sans-serif;
  background: var(--bg);
  color: var(--dark);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
.font-display {
  font-family: "Righteous", cursive;
}

#navbar {
  transition: all 0.4s ease;
  background: rgba(245, 243, 255, 0.82);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

#navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(124, 58, 237, 0.1);
}

.hero-bg {
  background:
    radial-gradient(
      ellipse 60% 50% at 80% 20%,
      rgba(124, 58, 237, 0.12) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 50% at 10% 80%,
      rgba(236, 72, 153, 0.1) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 40% 40% at 50% 50%,
      rgba(6, 182, 212, 0.06) 0%,
      transparent 70%
    ),
    #f5f3ff;
}

.blob {
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
  animation: morph 8s ease-in-out infinite;
}

.blob2 {
  border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
  animation: morph 10s ease-in-out infinite reverse;
}

.dot-pattern {
  background-image: radial-gradient(
    circle,
    rgba(124, 58, 237, 0.15) 1.5px,
    transparent 1.5px
  );
  background-size: 24px 24px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), #9333ea);
  color: white;
  font-weight: 800;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.45);
}

.btn-outline {
  border: 2.5px solid var(--purple);
  color: var(--purple);
  font-weight: 800;
  transition: all 0.3s ease;
  background: transparent;
}

.btn-outline:hover {
  background: var(--purple);
  color: white;
  transform: translateY(-3px);
}

.course-card,
.feature-card,
.pricing-card {
  background: white;
  border-radius: 24px;
  transition: all 0.35s ease;
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.08);
}

.course-card:hover,
.feature-card:hover,
.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(124, 58, 237, 0.18);
}

.pricing-card {
  padding: 1.75rem;
}

.badge,
.grade-pill,
.section-label,
.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  font-weight: 800;
}

.badge {
  padding: 5px 14px;
  font-size: 0.75rem;
}

.grade-pill {
  padding: 3px 12px;
  font-size: 0.7rem;
  border: 1.5px solid;
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.ai-badge {
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: white;
  font-size: 0.7rem;
  padding: 4px 10px;
  box-shadow: 0 2px 10px rgba(124, 58, 237, 0.35);
}

.form-input {
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 0.95rem;
  transition: all 0.3s;
  outline: none;
  width: 100%;
  background: white;
}

.form-input:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

#mobile-menu {
  display: none;
}

#mobile-menu.open {
  display: block;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

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

.delay-1 {
  transition-delay: 0.1s;
}
.delay-2 {
  transition-delay: 0.2s;
}
.delay-3 {
  transition-delay: 0.3s;
}
.delay-4 {
  transition-delay: 0.4s;
}

.stars {
  color: #fbbf24;
  font-size: 1rem;
  letter-spacing: 1px;
}

.nav-link {
  font-weight: 700;
  position: relative;
  transition: color 0.3s;
  color: #4b5563;
}

.nav-link:hover {
  color: var(--purple);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
  transition: width 0.3s;
}

.nav-link:hover::after {
  width: 100%;
}

.zigzag {
  height: 8px;
  background: repeating-linear-gradient(
    90deg,
    var(--yellow) 0,
    var(--yellow) 10px,
    var(--pink) 10px,
    var(--pink) 20px,
    var(--cyan) 20px,
    var(--cyan) 30px,
    var(--purple) 30px,
    var(--purple) 40px
  );
}

.emoji-float {
  position: absolute;
  font-size: 2rem;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
  opacity: 0.85;
}

.dashboard-preview {
  position: relative;
}

.dashboard-shell {
  background: linear-gradient(155deg, #1e1b4b 0%, #15133c 46%, #271562 100%);
  border-radius: 34px;
  padding: 1.6rem;
  box-shadow: 0 24px 80px rgba(30, 27, 75, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-card,
.glass-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  padding: 1rem;
}

.mini-card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 0.9rem 0.6rem;
  text-align: center;
  color: white;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.8rem;
}

.mini-card span {
  font-size: 1.25rem;
}

.progress-bar {
  width: 100%;
  height: 0.7rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.18);
  overflow: hidden;
}

.progress-bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--purple), var(--cyan));
}

.check-row,
.info-tile,
.panel-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-radius: 18px;
}

.check-row {
  justify-content: flex-start;
  position: relative;
  padding-left: 2rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #4b5563;
}

.check-row::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--purple), var(--pink));
}

.info-tile {
  justify-content: flex-start;
  padding: 0.9rem 1rem;
  background: #faf7ff;
}

.panel-row {
  color: #ddd6fe;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #f5f3ff;
}

::-webkit-scrollbar-thumb {
  background: rgba(124, 58, 237, 0.3);
  border-radius: 10px;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  33% {
    transform: translateY(-10px) rotate(1deg);
  }
  66% {
    transform: translateY(-5px) rotate(-1deg);
  }
}

@keyframes morph {
  0%,
  100% {
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
  }
  50% {
    border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
  }
}

@keyframes wiggle {
  0%,
  100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-8deg);
  }
  75% {
    transform: rotate(8deg);
  }
}

.animate-float {
  animation: float 5s ease-in-out infinite;
}
.animate-float-slow {
  animation: float 7s ease-in-out infinite;
}
.animate-wiggle {
  animation: wiggle 2s ease-in-out infinite;
}

@media (max-width: 768px) {
  .emoji-float {
    display: none;
  }
}