/* ===== CSS Variables ===== */
:root {
  --primary: #6C63FF;
  --primary-dark: #5A52D5;
  --secondary: #FF6B6B;
  --accent: #FFC107;
  --accent-green: #4CAF50;
  --bg-light: #F8F9FF;
  --bg-white: #FFFFFF;
  --text-dark: #2D3436;
  --text-muted: #636E72;
  --text-light: #FFFFFF;
  --gold: #FFD700;
  --shadow: 0 4px 20px rgba(108, 99, 255, 0.15);
  --shadow-hover: 0 8px 30px rgba(108, 99, 255, 0.25);
  --radius: 16px;
  --transition: all 0.3s ease;
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-light);
  line-height: 1.7;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

/* ===== Navbar ===== */
.navbar {
  background: var(--bg-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
}

.logo .logo-icon {
  font-size: 2rem;
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-links a {
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: var(--transition);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--text-dark);
  border-radius: 3px;
  transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #8B7FFF 50%, var(--secondary) 100%);
  color: var(--text-light);
  padding: 100px 2rem 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: float 6s ease-in-out infinite;
}

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

.hero .container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-emoji {
  font-size: 4rem;
  margin-bottom: 20px;
  display: block;
}

.hero-tagline {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.05rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--text-dark);
  box-shadow: 0 4px 15px rgba(255, 193, 7, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 193, 7, 0.5);
}

.btn-secondary {
  background: var(--primary);
  color: var(--text-light);
  box-shadow: var(--shadow);
}

.btn-secondary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

/* ===== Section Styling ===== */
.section {
  padding: 80px 2rem;
}

.section .container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
}

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

.section-title .emoji {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 10px;
}

/* ===== Feature Cards ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.feature-card .icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}

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

/* ===== Stats Section ===== */
.stats {
  background: linear-gradient(135deg, var(--primary), #8B7FFF);
  color: var(--text-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.8rem;
  font-weight: 800;
}

.stat-item p {
  font-size: 1rem;
  opacity: 0.85;
  margin-top: 4px;
}

/* ===== About / Who We Are ===== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--primary);
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 14px;
  font-size: 1.05rem;
}

.about-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.value-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-white);
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateX(6px);
}

.value-card .icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.value-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== Team Section ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.team-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.team-card .avatar {
  font-size: 4rem;
  margin-bottom: 14px;
  display: block;
}

.team-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
}

.team-card .role {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 4px;
}

/* ===== Purpose Page ===== */
.purpose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.purpose-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 5px solid var(--primary);
}

.purpose-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.purpose-card .icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
  display: block;
}

.purpose-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}

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

/* ===== Champ Ranks Section ===== */
.ranks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.rank-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.rank-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.rank-card .rank-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  display: block;
}

.rank-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.rank-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.rank-card.bronze { border-top: 4px solid #CD7F32; }
.rank-card.silver { border-top: 4px solid #C0C0C0; }
.rank-card.gold { border-top: 4px solid var(--gold); }
.rank-card.legend { border-top: 4px solid var(--primary); }

/* ===== Steps Section ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  counter-reset: step;
}

.step-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-4px);
}

.step-card .step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-light);
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.step-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Contact Section ===== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-white);
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-item .icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.contact-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.contact-form {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-dark);
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #E8E8FF;
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
  background: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .btn {
  width: 100%;
  margin-top: 8px;
}

/* ===== Footer ===== */
.footer {
  background: var(--text-dark);
  color: var(--text-light);
  padding: 40px 2rem 24px;
  text-align: center;
}

.footer .container {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.footer-logo span {
  color: var(--accent);
}

.footer-tagline {
  color: #B2BEC3;
  font-size: 0.85rem;
  font-style: italic;
  margin-bottom: 14px;
}

.footer p {
  color: #B2BEC3;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 20px;
}

.footer-links a {
  color: #B2BEC3;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin: 16px 0;
}

.footer-bottom {
  font-size: 0.8rem;
  color: #636E72;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    gap: 4px;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    padding: 12px 20px;
    border-radius: 12px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero p {
    font-size: 1.05rem;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .section-title h2 {
    font-size: 1.8rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .features-grid,
  .purpose-grid,
  .steps-grid,
  .ranks-grid {
    grid-template-columns: 1fr;
  }
}