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

:root {
  --bg-dark: #070913;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --primary: #ff6f00;
  --primary-hover: #ff8c33;
  --secondary: #00d2ff;
  --secondary-glow: rgba(0, 210, 255, 0.15);
  --accent: #ffd700;
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --glow-color: rgba(255, 111, 0, 0.35);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

/* Background Gradients */
.bg-glow-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}

.bg-glow-1 {
  position: absolute;
  top: -10%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(255, 111, 0, 0.1) 0%, transparent 70%);
  filter: blur(80px);
}

.bg-glow-2 {
  position: absolute;
  top: 40%;
  left: -20%;
  width: 70vw;
  height: 70vw;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.08) 0%, transparent 70%);
  filter: blur(100px);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

/* Navbar */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  background: rgba(7, 9, 19, 0.7);
  transition: background 0.3s;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.logo-img {
  height: 46px;
  width: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid rgba(255, 111, 0, 0.4);
  box-shadow: 0 0 12px rgba(255, 111, 0, 0.2);
}

.logo-text {
  background: linear-gradient(135deg, var(--text-main) 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Section */
.hero {
  padding: 180px 0 100px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-main) 60%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content h1 span {
  color: var(--primary);
  -webkit-text-fill-color: initial;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
}

/* Play Store Button */
.btn-playstore {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background-color: #000;
  border: 1px solid var(--border-color);
  padding: 10px 24px;
  border-radius: 12px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.btn-playstore:hover {
  border-color: var(--primary);
  box-shadow: 0 0 25px var(--glow-color);
  transform: translateY(-2px);
}

.playstore-icon {
  width: 24px;
  height: 24px;
}

.playstore-text {
  text-align: left;
}

.playstore-text .small {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
}

.playstore-text .bold {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

/* App Mockup */
.mockup-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.mockup-glow {
  position: absolute;
  width: 110%;
  height: 110%;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, transparent 60%);
  z-index: -1;
}

.mockup-image {
  max-width: 100%;
  height: auto;
  border-radius: 36px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
  animation: float 6s ease-in-out infinite;
  border: 1px solid var(--border-color);
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
  100% { transform: translateY(0px); }
}

/* Section Common */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--border-color);
}

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

.section-header h2 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.feature-card:hover {
  transform: translateY(-8px);
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4), 0 0 1px 1px rgba(255, 255, 255, 0.1) inset;
}

.feature-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255, 111, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary);
  font-size: 1.8rem;
  border: 1px solid rgba(255, 111, 0, 0.2);
}

.feature-card:nth-child(2) .feature-icon-box {
  background: rgba(0, 210, 255, 0.1);
  color: var(--secondary);
  border-color: rgba(0, 210, 255, 0.2);
}

.feature-card:nth-child(3) .feature-icon-box {
  background: rgba(255, 215, 0, 0.1);
  color: var(--accent);
  border-color: rgba(255, 215, 0, 0.2);
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Exam Subjects / Categories Grid */
.exams-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.exam-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.exam-card:hover {
  transform: scale(1.03);
  background: var(--bg-card-hover);
  border-color: var(--primary);
  box-shadow: 0 10px 25px rgba(255, 111, 0, 0.15);
}

.exam-tag {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  display: block;
}

.exam-card:hover .exam-tag {
  color: var(--primary);
}

.exam-name {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Footer Section */
footer {
  background-color: #04050a;
  padding: 80px 0 40px;
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 450px;
  margin-bottom: 1.5rem;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  color: var(--text-main);
}

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

.footer-links ul li {
  margin-bottom: 0.8rem;
}

.footer-links ul li a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-links ul li a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-divider {
  height: 1px;
  background-color: var(--border-color);
  margin-bottom: 2rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.disclaimer-box strong {
  color: var(--text-main);
}

/* Responsive adjustments */
@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-content h1 {
    font-size: 2.8rem;
  }
  
  .hero-subtitle {
    margin: 0 auto 2.5rem;
  }
  
  .cta-group {
    justify-content: center;
  }
  
  .mockup-wrapper {
    order: -1;
  }
  
  .mockup-image {
    max-width: 320px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 575px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .navbar {
    height: 70px;
  }
  
  .hero {
    padding-top: 130px;
  }
}