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

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

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0b0e17;
  --text-secondary: #64748b;
  --text-tertiary: #94a3b8;
  --border-color: #e2e8f0;
  --accent: #00f8a8;
  --accent-dark: #00e8cf;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.2);
  --background-color: #ffffff;
}

html[data-theme="dark"],
#darkModeToggle:checked ~ body {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #ffffff;
  --text-secondary: #bcced6;
  --text-tertiary: #112036;
  --border-color: #475569;
  --accent: #00f8a8;
  --accent-dark: #00e8cf;
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
  --background-color: #0f172a;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

.menu-toggle {
  display: none;
}

#mobileMenuToggle:checked ~ .navbar .nav-menu {
  left: 0;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--glass-bg);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s ease;
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(5px);
}

.navbar.scroll-active {
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: rgba(15, 23, 42, 0.4);
  border-bottom: 1px solid rgba(0, 217, 255, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: clamp(1.2rem, 4vw, 1.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, #00f8a8, #00e8cf, #8a2be2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-text {
  cursor: pointer;
  transition: transform 0.3s ease;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  z-index: 1000;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

#mobileMenuToggle:checked ~ .navbar .hamburger span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

#mobileMenuToggle:checked ~ .navbar .hamburger span:nth-child(2) {
  opacity: 0;
}

#mobileMenuToggle:checked ~ .navbar .hamburger span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.3s ease;
  white-space: nowrap;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

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

.theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--bg-tertiary);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.theme-toggle-btn:hover {
  background: var(--accent);
  transform: scale(1.05);
}

.sun-icon {
  display: block;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.moon-icon {
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

#darkModeToggle:checked ~ .navbar .theme-toggle-btn .sun-icon {
  opacity: 0;
  display: none;
}

#darkModeToggle:checked ~ .navbar .theme-toggle-btn .moon-icon {
  display: block;
  opacity: 1;
}

.hero {
  position: relative;
  margin-top: 60px;
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  overflow: hidden;
  background-color: transparent;
}

.hero-glow {
  position: absolute;
  width: clamp(300px, 60vw, 500px);
  height: clamp(300px, 60vw, 500px);
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  border-radius: 50%;
  opacity: 0.05;
  top: -20%;
  right: -20%;
  animation: float 6s ease-in-out infinite;
}

.hero-image img {
  width: 100%;
  max-width: clamp(150px, 40vw, 250px);
  animation: fadeInUp 0.8s ease;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(30px);
  }
}

.hero-content {
  max-width: 700px;
  text-align: center;
  z-index: 1;
  animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  color: var(--text-primary);
  font-size: clamp(1.5rem, 6vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.highlight {
  background: linear-gradient(135deg, #00f8a8, #00e8cf, #8a2be2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(0.9rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 0.875rem 1.5rem;
  border-radius: 8px;
  font-size: clamp(0.9rem, 2vw, 1rem);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  font-family: "Poppins", sans-serif;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(135deg, #00d9ff, #00e8cf);
  color: white;
  box-shadow: 0 8px 20px rgba(0, 217, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 217, 255, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--accent);
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: #0f172a;
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.section {
  padding: clamp(2rem, 8vw, 5rem) 1.5rem;
  margin: 0 auto;
}

.section-container {
  animation: fadeInUp 0.8s ease;
  max-width: 1200px;
  margin: 0 auto;
}

.section h2 {
  font-size: clamp(1.75rem, 5vw, 3rem);
  margin-bottom: 2rem;
  text-align: center;
}

.section-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.about {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.about p {
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.stat {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.stat:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(0, 217, 255, 0.1);
}

.stat h3 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  background: linear-gradient(135deg, #00d9ff, #00e8cf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat p {
  font-size: clamp(0.8rem, 2vw, 0.9rem);
  margin: 0;
}

.mission {
  background: var(--bg-secondary);
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.mission-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(5px);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.mission-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(0, 217, 255, 0.15);
}

.mission-card h3 {
  font-size: clamp(1.3rem, 3vw, 1.5rem);
  margin-bottom: 1rem;
  color: var(--accent);
}

.mission-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  font-size: clamp(0.95rem, 2vw, 1rem);
}

.ecosystem {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.ecosystem-highlight {
  max-width: 700px;
  margin: 2rem auto;
  padding: clamp(1.5rem, 4vw, 2rem);
  background: var(--glass-bg);
  border-left: 4px solid var(--accent);
  -webkit-backdrop-filter: blur(5px);
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

.ecosystem-highlight p {
  font-size: clamp(0.95rem, 2.5vw, 1rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0.5rem 0;
}

.ecosystem-highlight p:first-child {
  color: var(--accent);
  font-weight: 700;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
}

.contact {
  background: var(--bg-secondary);
  text-align: center;
}

.contact p {
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.social-links {
  position: relative;
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

i {
  font-size: 1rem;
  margin-right: 0.5rem;
}

.social-btn {
  position: relative;
  padding: 0.75rem 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  font-weight: 500;
  transition: all 0.3s ease;
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(10px);
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.social-btn:hover {
  background: var(--accent);
  color: #0f172a;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.social-btn:active {
  transform: translateY(0);
}

.roadmap {
  margin: 1rem 0;
  text-align: center;
  align-items: center;
}

.roadmap-container h2 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.roadmap-content {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(4, 1fr);
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.roadmap-content::after {
  content: "";
  position: absolute;
  width: 1px;
  height: 100%;
  background-color: var(--accent);
  left: 50%;
  transform: translateX(-50%);
}

.roadmap-circle {
  position: absolute;
  width: 10px;
  height: 10px;
  background-color: var(--accent);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.quarter {
  padding: 1.5rem;
  background: var(--glass-bg);
  color: var(--text-primary);
  transition: all 0.3s ease;
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(10px);
  text-align: start;
  border-radius: 8px;
}

.q1,
.q3 {
  margin-left: -1px;
}

.q1 {
  grid-column-start: 2;
}

.q2 {
  grid-row-start: 2;
}

.q3 {
  grid-column-start: 2;
  grid-row-start: 3;
}

.q4 {
  grid-row-start: 4;
}

.q1 hr,
.q3 hr {
  position: absolute;
  width: 48px;
  top: 50%;
  left: 0;
  transform: translateX(-48px);
  border-top: 1px solid var(--accent);
}

.q2 hr,
.q4 hr {
  position: absolute;
  width: 32px;
  top: 50%;
  right: 0;
  transform: translateX(32px);
  border-top: 1px solid var(--accent);
}

.quarter-text {
  position: relative;
  padding: 1rem;
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  line-height: 1.6;
  color: var(--text-secondary);
  border-radius: 15px;
  background-color: var(--bg-secondary);
}

.quarter-text h3 {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  margin-bottom: 0.5rem;
  padding: 8px 16px;
  color: var(--accent);
}

.quarter-text p {
  padding: 6px 16px;
  font-size: clamp(0.85rem, 2vw, 0.95rem);
}

.r1,
.r3 {
  margin-left: 1rem;
  border-left: 4px solid var(--accent);
  border-top: 2px solid var(--accent);
}

.r2,
.r4 {
  margin-left: 1.5rem;
  margin-right: 0;
  border-left: 4px solid var(--accent);
  border-top: 2px solid var(--accent);
}

.footer {
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-secondary);
}

.footer-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.footer p {
  margin: 0.5rem 0;
  font-size: clamp(0.9rem, 2vw, 1rem);
}

/* Responsive Design */
@media (max-width: 896px) {
  .nav-menu {
    gap: 1rem;
  }
}

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

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 60px;
    flex-direction: column;
    background: var(--glass-bg);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    gap: 0.5rem;
    padding: 1.5rem 0;
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: 0.75rem;
    font-size: 1rem;
  }

  .nav-container {
    padding: 0.75rem 1rem;
  }

  .hero {
    margin-top: 60px;
    min-height: calc(100vh - 60px);
    padding: 1.5rem;
  }

  .roadmap-content::after {
    display: none;
  }

  .roadmap-content {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 1.5rem;
  }

  .roadmap-circle {
    display: none;
  }

  .q1 hr,
  .q2 hr,
  .q3 hr,
  .q4 hr {
    display: none;
  }

  .q1,
  .q2,
  .q3,
  .q4 {
    grid-column-start: 1 !important;
    grid-row-start: auto !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .r1,
  .r2,
  .r3,
  .r4 {
    margin-left: 0 !important;
    margin-right: 0 !important;
    border-left: none !important;
    border-top: none !important;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 1rem !important;
  }

  .section {
    padding: 3rem 1.5rem;
  }

  .hero-buttons {
    gap: 0.5rem;
  }

  .btn {
    padding: 0.75rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0.5rem 1rem;
  }

  .nav-logo {
    font-size: 1.2rem;
  }

  .hero {
    padding: 1rem;
  }

  .section {
    padding: 2rem 1rem;
  }

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

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

  .theme-toggle-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .social-links {
    flex-direction: column;
  }

  .social-btn {
    width: 100%;
  }

  .quarter-text {
    padding: 0.75rem;
  }

  .footer-container {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 360px) {
  .hero-title {
    font-size: 1.25rem;
  }

  .btn {
    font-size: 0.85rem;
    padding: 0.65rem 1rem;
  }
}