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

:root {
  --bg: #f8f9fb;
  --bg-alt: #f1f3f5;
  --white: #ffffff;
  --black: #111111;
  --text: #555555;
  --muted: #888888;
  --border: #eaeaea;
  --border-light: rgba(0, 0, 0, 0.06);
  --header-bg: rgba(255, 255, 255, 0.68);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
  --nav-height: 68px;
  --nav-offset: 16px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f15;
    --bg-alt: #12151b;
    --white: #171a21;
    --black: #f2f4f8;
    --text: #a7acb7;
    --muted: #89909b;
    --border: #2b303a;
    --border-light: rgba(255, 255, 255, 0.12);
    --header-bg: rgba(20, 24, 31, 0.58);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.24);
  }
}

:root[data-scheme='dark'] {
  --bg: #0b0f15;
  --bg-alt: #12151b;
  --white: #171a21;
  --black: #f2f4f8;
  --text: #a7acb7;
  --muted: #89909b;
  --border: #2b303a;
  --border-light: rgba(255, 255, 255, 0.12);
  --header-bg: rgba(20, 24, 31, 0.58);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.24);
}

:root[data-scheme='light'] {
  --bg: #f8f9fb;
  --bg-alt: #f1f3f5;
  --white: #ffffff;
  --black: #111111;
  --text: #555555;
  --muted: #888888;
  --border: #eaeaea;
  --border-light: rgba(0, 0, 0, 0.06);
  --header-bg: rgba(255, 255, 255, 0.68);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
}

@media (min-width: 1024px) {
  :root { --nav-height: 62px; }
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--black);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.blank-page {
  min-height: 100vh;
  padding: calc(var(--nav-height) + var(--nav-offset) + 64px) 20px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.blank-page h1 {
  font-size: 48px;
  font-weight: 500;
  margin-bottom: 16px;
}

.blank-page p {
  font-size: 16px;
  color: var(--text);
}