/* ── Color Variables ── */
:root {
  --bg: #eadfbe;
  --surface: rgb(237, 224, 171);
  --surface2: rgb(237, 197, 171);
  --border: #3d362a;
  --accent: #eca152;
  --accent2: #af2084;
  --text: #533e1b;
  --muted: #695521;
  --success: #22c55e;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: .2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Navigation ── */
.navbar {
  background: rgba(237, 224, 171, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

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

/* ── Hero Section ── */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 1rem;
  font-style: italic;
}

.description {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--accent), #d4860f);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all var(--transition);
  box-shadow: 0 4px 15px rgba(236, 161, 82, 0.3);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(236, 161, 82, 0.4);
}

.cta-button:active {
  transform: translateY(0);
}

.lotus-hero {
  width: 100%;
  max-width: 350px;
  animation: float 3s ease-in-out infinite;
}

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

/* ── Floating Elements ── */
.floating-elements {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  overflow: hidden;
}

.float-item {
  position: absolute;
  font-size: 2rem;
  opacity: 0.6;
  animation: float-around 6s ease-in-out infinite;
}

.float-1 {
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.float-2 {
  top: 60%;
  right: 10%;
  animation-delay: 1s;
}

.float-3 {
  bottom: 20%;
  left: 15%;
  animation-delay: 2s;
}

@keyframes float-around {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(10deg); }
}

/* ── Features Section ── */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  background: linear-gradient(180deg, transparent, rgba(236, 161, 82, 0.05));
}

.features h2 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  transition: all var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  border-color: var(--accent);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: rgba(236, 161, 82, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.feature-card p {
  color: var(--muted);
  line-height: 1.7;
}

/* ── Download Section ── */
.download {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.download h2 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--text);
}

.download-intro {
  text-align: center;
  color: var(--muted);
  margin-bottom: 3rem;
  font-size: 1.1rem;
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.download-card {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  transition: all var(--transition);
}

.download-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.os-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.download-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.os-desc {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.download-options {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.download-option {
  background: rgba(236, 161, 82, 0.05);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}

.option-name {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.3rem;
}

.option-desc {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.8rem;
}

.download-btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background: var(--accent);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  text-align: center;
  border: none;
  cursor: pointer;
}

.download-btn:hover {
  background: #d4860f;
  transform: translateX(4px);
}

/* ── Install Guide ── */
.install-guide {
  background: linear-gradient(135deg, rgba(236, 161, 82, 0.1), rgba(175, 32, 132, 0.05));
  padding: 3rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
}

.install-guide h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
  color: var(--text);
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.step {
  display: flex;
  gap: 1rem;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  flex-shrink: 0;
}

.step p {
  color: var(--text);
  line-height: 1.6;
}

.step strong {
  color: var(--accent2);
}

/* ── About Section ── */
.about {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  background: linear-gradient(180deg, rgba(175, 32, 132, 0.05), transparent);
}

.about-content {
  text-align: center;
  margin-bottom: 3rem;
}

.about-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.about-content p {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.8;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.about-item {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  transition: all var(--transition);
}

.about-item:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.about-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.about-item p {
  text-align: left;
  font-size: 1rem;
}

.about-item strong {
  color: var(--accent2);
}

/* ── Footer ── */
.footer {
  background: var(--border);
  color: white;
  padding: 2rem;
  text-align: center;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content p {
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: white;
  text-decoration: none;
  transition: color var(--transition);
}

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

/* ── Responsive Design ── */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .features h2,
  .download h2,
  .about-content h2 {
    font-size: 2rem;
  }

  .nav-links {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .features-grid,
  .download-cards,
  .about-features {
    grid-template-columns: 1fr;
  }

  .guide-steps {
    grid-template-columns: 1fr;
  }

  .install-guide {
    padding: 2rem;
  }

  .cta-button {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }

  .floating-elements {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 2rem 1rem;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .tagline {
    font-size: 1rem;
  }

  .description {
    font-size: 1rem;
  }

  .nav-container {
    padding: 0 1rem;
  }

  .nav-links {
    gap: 0.5rem;
    font-size: 0.8rem;
  }

  .features,
  .download,
  .about {
    padding: 2rem 1rem;
  }

  .feature-card,
  .download-card,
  .about-item {
    padding: 1.5rem;
  }

  .download-options {
    gap: 0.8rem;
  }

  .step {
    gap: 0.8rem;
  }

  .step-number {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }

  .footer-links {
    gap: 1rem;
    font-size: 0.9rem;
  }
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--surface);
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent2);
}