/* ===============================
   Design Tokens
================================ */
:root {
  /* Using Design System colors */
  --bg: var(--color-background-primary);
  --ink: var(--color-text-primary);
  --ink-light: var(--color-text-secondary);
  --brand: var(--color-blue);
  --brand-light: var(--color-atmosphere);
  --border: var(--color-border-light);

  /* Spacing */
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;

  /* Border radius */
  --radius: 12px;

  --maxw: 1200px;
}

/* ===============================
   Base Styles
================================ */
* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color 0.2s ease;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--ink);
  font-weight: 700;
  margin: 0 0 var(--space-3) 0;
}

p {
  color: var(--ink-light);
  margin: 0 0 var(--space-2) 0;
  line-height: 1.7;
  font-size: 1.125rem;
}

/* ===============================
   Layout
================================ */
.container {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 0 var(--space-3);
}

/* ===============================
   Header
================================ */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--glass-light-regular);
  backdrop-filter: var(--glass-light-regular-blur);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand-link {
  text-decoration: none;
  color: var(--ink);
}

.brand-link:hover {
  color: var(--ink);
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.subtle {
  font-weight: 400;
  margin-left: 0;
  position: relative;
  left: -8px;
}

/* ===============================
   Coming Soon Section
================================ */
.coming-soon {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('assets/bg-2.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: var(--space-4);
}

.content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 60px 40px;
  background: var(--glass-light-regular);
  backdrop-filter: var(--glass-light-regular-blur);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.subtitle {
  font-size: 1.25rem;
  color: var(--brand);
  font-weight: 600;
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--brand);
  color: var(--color-white);
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(51, 153, 255, 0.3);
  margin-top: var(--space-2);
}

.cta:hover {
  background: var(--color-cyan);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(51, 153, 255, 0.4);
  color: var(--color-white);
}

/* ===============================
   Responsive
================================ */
@media (max-width: 768px) {
  .content {
    padding: 40px 24px;
  }

  p {
    font-size: 1rem;
  }

  .subtitle {
    font-size: 1.125rem;
  }
}