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

:root {
  --bg: #f4f0ff;
  --surface: #ffffff;
  --card: #ffffff;
  --accent: #6c63ff;
  --accent-light: #ebe8ff;
  --pink: #f472b6;
  --pink-light: #fce7f3;
  --teal: #22a88a;
  --teal-light: #d1fae5;
  --gold: #f59e0b;
  --gold-light: #fef3c7;
  --text: #2a2a3a;
  --text-muted: #6b6b80;
  --radius: 18px;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(135deg, #ede7ff 0%, #fce7f3 35%, #dbeafe 70%, #d1fae5 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

body::before, body::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
  animation: floatShape 20s ease-in-out infinite;
}

body::before {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #c4b5fd 0%, transparent 70%);
  top: -100px; right: -100px;
}

body::after {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #fbcfe8 0%, transparent 70%);
  bottom: -150px; left: -150px;
  animation-delay: -10s;
}

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 30px) scale(1.02); }
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h2 {
  font-size: 2.2rem; font-weight: 800; text-align: center;
  margin-bottom: 48px; letter-spacing: -0.5px; color: var(--text);
}

section {
  max-width: 1100px; margin: 0 auto; padding: 80px 24px;
  position: relative; z-index: 1;
}

/* Hero */
.hero { display: flex; align-items: center; gap: 60px; padding-top: 100px; padding-bottom: 80px; }
.hero-content { flex: 1; min-width: 320px; }

.hero-logo {
  width: 90px; height: 90px; border-radius: 22px;
  box-shadow: 0 8px 28px rgba(108, 99, 255, 0.2); margin-bottom: 20px;
}

.hero-badge {
  display: inline-block; background: var(--accent-light); color: var(--accent);
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; padding: 6px 16px; border-radius: 100px; margin-bottom: 20px;
}

.hero h1 {
  font-size: 3.5rem; font-weight: 900; line-height: 1.1;
  letter-spacing: -1px; margin-bottom: 16px;
  background: linear-gradient(135deg, #6c63ff 0%, #f472b6 50%, #f59e0b 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.hero-tagline { font-size: 1.3rem; color: var(--text); margin-bottom: 12px; font-weight: 600; }
.hero-sub { font-size: 1rem; color: var(--text-muted); margin-bottom: 32px; max-width: 480px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-image { flex: 1.2; min-width: 320px; }

.hero-image img {
  width: 100%; border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(108, 99, 255, 0.18), 0 8px 24px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(108, 99, 255, 0.1);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 30px; font-size: 15px; font-weight: 700; border-radius: 100px;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s;
  text-decoration: none !important;
}
.btn:hover { transform: translateY(-3px) scale(1.02); }

.btn-primary {
  background: linear-gradient(135deg, #6c63ff, #a78bfa); color: #fff;
  box-shadow: 0 4px 20px rgba(108, 99, 255, 0.3);
}
.btn-primary:hover { box-shadow: 0 8px 32px rgba(108, 99, 255, 0.4); }

.btn-secondary { background: var(--surface); color: var(--text); border: 2px solid #e2e0ee; }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-sponsor {
  background: linear-gradient(135deg, #f472b6, #ec4899); color: #fff;
  box-shadow: 0 4px 20px rgba(244, 114, 182, 0.3); gap: 8px;
}
.btn-sponsor:hover { box-shadow: 0 8px 32px rgba(244, 114, 182, 0.4); }

/* Features */
.features { background: transparent; max-width: 1100px; padding: 64px 0; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.feature-card {
  background: var(--card); border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: var(--radius); padding: 30px 24px;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(108, 99, 255, 0.12); }

.feature-icon {
  font-size: 32px; margin-bottom: 14px; width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center; border-radius: 14px;
}
.feature-card:nth-child(1) .feature-icon { background: var(--accent-light); }
.feature-card:nth-child(2) .feature-icon { background: var(--pink-light); }
.feature-card:nth-child(3) .feature-icon { background: var(--gold-light); }
.feature-card:nth-child(4) .feature-icon { background: var(--teal-light); }
.feature-card:nth-child(5) .feature-icon { background: var(--accent-light); }
.feature-card:nth-child(6) .feature-icon { background: var(--pink-light); }

.feature-card h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.feature-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.55; }

/* Themes Preview */
.themes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.theme-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 3px solid transparent;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.2s, box-shadow 0.2s;
  cursor: default; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
.theme-card:nth-child(1):hover { border-color: var(--teal); box-shadow: 0 8px 30px rgba(34, 168, 138, 0.2); transform: translateY(-6px); }
.theme-card:nth-child(2):hover { border-color: var(--gold); box-shadow: 0 8px 30px rgba(245, 158, 11, 0.2); transform: translateY(-6px); }
.theme-card:nth-child(3):hover { border-color: var(--pink); box-shadow: 0 8px 30px rgba(244, 114, 182, 0.2); transform: translateY(-6px); }

.theme-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }

.theme-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 12px; text-align: center; font-size: 14px; font-weight: 700;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  color: #fff; letter-spacing: 0.3px;
}

/* Custom Showcase */
.custom-showcase {
  margin-top: 56px; text-align: center;
}
.custom-showcase h3 {
  font-size: 1.5rem; font-weight: 800; color: var(--text); margin-bottom: 8px;
}
.custom-showcase p {
  font-size: 1rem; color: var(--text-muted); margin-bottom: 28px;
}
.custom-screenshot img {
  width: 100%; max-width: 800px; border-radius: var(--radius);
  box-shadow: 0 16px 48px rgba(244, 114, 182, 0.15), 0 6px 20px rgba(0, 0, 0, 0.08);
  border: 3px solid var(--pink);
  transition: transform 0.2s;
}
.custom-screenshot img:hover {
  transform: translateY(-4px);
}

/* Supported Sites */
.sites { text-align: center; }
.sites-row { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }

.site-badge {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--card); border: 2px solid rgba(0, 0, 0, 0.04);
  border-radius: 14px; padding: 14px 24px; min-width: 170px;
  font-size: 1.1rem; font-weight: 700;
  letter-spacing: 0.3px; transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.site-badge:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(108, 99, 255, 0.1); }

.site-logo {
  width: 34px; height: 34px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 800; color: #fff;
  letter-spacing: 0.4px;
}

.site-logo img {
  width: 18px;
  height: 18px;
  object-fit: contain;
  display: block;
}

.site-chatgpt .site-logo { background: linear-gradient(135deg, #10a37f, #0e7e65); }
.site-claude .site-logo { background: linear-gradient(135deg, #c86e46, #b65f3c); }
.site-gemini .site-logo { background: linear-gradient(135deg, #5b8bff, #8e6dff); }
.site-grok .site-logo { background: linear-gradient(135deg, #151515, #393939); }

/* Install Steps */
.install {
  background: var(--card); border-radius: var(--radius); max-width: 700px;
  padding: 64px 48px; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.04);
}
.steps { list-style: none; display: flex; flex-direction: column; gap: 28px; }
.steps li { display: flex; align-items: flex-start; gap: 20px; }

.step-num {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, #6c63ff, #a78bfa); color: #fff;
  font-size: 16px; font-weight: 800; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 3px 12px rgba(108, 99, 255, 0.25);
}
.steps li strong { font-size: 1.05rem; font-weight: 700; display: block; margin-bottom: 2px; color: var(--text); }
.steps li p { font-size: 0.9rem; color: var(--text-muted); }
.steps li code {
  background: var(--accent-light); padding: 2px 8px; border-radius: 6px;
  font-size: 0.85rem; color: var(--accent); font-weight: 600;
}

/* Sponsor Section */
.sponsor { text-align: center; max-width: 600px; }
.sponsor p { font-size: 1.05rem; color: var(--text-muted); margin-bottom: 28px; }

.sponsor-heart { font-size: 48px; display: block; margin-bottom: 16px; animation: heartbeat 2s ease-in-out infinite; }
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.15); }
  30% { transform: scale(1); }
  45% { transform: scale(1.1); }
  60% { transform: scale(1); }
}

/* Video Demo */
section.video-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 24px;
  position: relative;
  z-index: 1;
  max-width: 1200px;
  width: 100%;
}
section.video-demo h2 { font-size: 2rem; margin-bottom: 32px; color: var(--text); }
.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  padding-top: 56.25%; /* 16:9 ratio */
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  background: #000;
}
.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  border: none;
  border-radius: 16px;
}

/* Footer */
footer {
  text-align: center; padding: 40px 24px; font-size: 0.85rem;
  color: var(--text-muted); border-top: 1px solid rgba(0, 0, 0, 0.06);
  position: relative; z-index: 1;
}
footer a { color: var(--accent); font-weight: 600; }
.footer-sponsor { margin-top: 8px; }
.footer-sponsor a { color: var(--pink); }

/* Responsive */
@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding-top: 60px; }
  .hero h1 { font-size: 2.4rem; }
  .hero-sub { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .features-grid, .themes-grid { grid-template-columns: 1fr; }
  .install { padding: 48px 28px; }
  .sponsor { padding: 48px 24px; }
}