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

/* Typography */
html {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

html, body {
  min-height: 100%;
  color: #e8eaf0;
  overflow-x: hidden;

  background:
    radial-gradient(circle at 35% 40%, rgba(80,140,255,0.45), transparent 42%),
    radial-gradient(circle at 65% 60%, rgba(190,90,255,0.45), transparent 42%),
    linear-gradient(180deg, #05060a, #0a0b12);

  background-size: 220% 220%;
  animation: auraMove 14s ease-in-out infinite;
}

/* Hide scrollbar */
body {
  line-height: 1.6;
  scrollbar-width: none;
}
body::-webkit-scrollbar {
  display: none;
}

/* Header */
.site-header {
  padding: 24px 32px;
}

.logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  filter: drop-shadow(0 0 12px rgba(120,140,255,0.4));
}

/* Hero */
.hero {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 24px;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -18%;
  background: radial-gradient(circle, rgba(120,100,255,0.12), transparent 60%);
  z-index: -1;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 500;
  margin-bottom: 16px;
}

.hero p {
  max-width: 520px;
  font-size: 1.05rem;
  color: #b8bcc9;
}

.coming-soon {
  margin-top: 28px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: #7f85a3;
}

/* Philosophy */
.philosophy {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  padding: 80px 32px;
  max-width: 900px;
  margin: 0 auto;
}

.philosophy-item {
  padding: 28px;
  text-align: center;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.04),
    0 12px 30px rgba(0,0,0,0.35);
  transition: all 0.4s ease;
}

.philosophy-item:hover {
  transform: translateY(-4px);
  box-shadow:
    0 0 0 1px rgba(170,140,255,0.25),
    0 18px 40px rgba(0,0,0,0.45);
}

/* Exploring */
.exploring {
  max-width: 720px;
  margin: 0 auto;
  padding: 80px 32px;
  text-align: center;
  color: #b0b4c3;
}

/* Status */
.status {
  text-align: center;
  padding: 40px 24px 80px;
  color: #8c91aa;
}

/* ===== Intelligent Architecture Section ===== */

.architecture {
  padding: 120px 32px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.architecture::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(170,140,255,0.3), transparent);
}

.architecture h2 {
  font-size: 32px;
  margin-bottom: 16px;
}

.architecture-sub {
  max-width: 600px;
  margin: 0 auto 60px;
  opacity: 0.8;
}

.architecture-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.architecture-item {
  max-width: 500px;
  width: 100%;
  padding: 28px;
  border-radius: 14px;
  text-align: left;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.05),
    0 12px 30px rgba(0,0,0,0.35);
  position: relative;
  transition: all 0.4s ease;
}

.architecture-item:hover {
  transform: translateY(-4px);
  box-shadow:
    0 0 0 1px rgba(170,140,255,0.25),
    0 18px 40px rgba(0,0,0,0.45);
}

.architecture-item::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -20px;
  transform: translateX(-50%);
  width: 2px;
  height: 20px;
  background: linear-gradient(to bottom, rgba(170,140,255,0.4), transparent);
}

.architecture-item:last-child::after {
  display: none;
}

/* ===== Comparison Section ===== */

.comparison {
  padding: 120px 32px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.comparison::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(170,140,255,0.3), transparent);
}

.comparison h2 {
  font-size: 32px;
  margin-bottom: 50px;
}

.comparison-table {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 20px 28px;
  border-radius: 12px;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.05);
  transition: all 0.3s ease;
}

.comparison-row:hover {
  background: rgba(255,255,255,0.06);
  transform: scale(1.01);
}

.comparison-header {
  font-weight: 600;
  background: rgba(255,255,255,0.06);
}

.comparison-row div:last-child {
  color: #a9adff;
  font-weight: 500;
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 32px;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.brand {
  font-weight: 500;
}

.socials {
  display: flex;
  gap: 16px;
}

.icon {
  width: 18px;
  height: 18px;
  color: #8f94b8;
  transition: all 0.3s ease;
}

.icon:hover {
  color: #a9adff;
  transform: translateY(-2px);
  filter: drop-shadow(0 0 8px rgba(140,120,255,0.35));
}

/* Fade */
.fade-in {
  animation: fadeIn 1.2s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Aura animation */
@keyframes auraMove {
  0% { background-position: 20% 30%, 80% 70%, center; }
  50% { background-position: 80% 40%, 20% 60%, center; }
  100% { background-position: 20% 30%, 80% 70%, center; }
}