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

:root {
  --color-bg: #ffffff;
  --color-text: #3c3c3c;
  --color-text-secondary: #5a5a5a;
  --color-text-light: #8a8a8a;
  --color-border: #d8d8d8;
  --max-width: 600px;
  --padding-x: 24px;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
}

.landing {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px var(--padding-x);
}

.landing__inner {
  width: 100%;
  max-width: var(--max-width);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.landing__header {
  margin-bottom: 56px;
}

.landing__title {
  margin: 0 0 20px;
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.landing__subtitle {
  margin: 0;
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.landing__signup {
  margin-bottom: 64px;
}

.landing__button {
  display: inline-block;
  padding: 14px 32px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text);
  background: transparent;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

@media (hover: hover) {
  .landing__button:hover {
    color: var(--color-text-light);
    border-color: #c4c4c4;
  }
}

.landing__button:active {
  color: var(--color-text-light);
  border-color: #c4c4c4;
}

.landing__description {
  margin: 0 0 96px;
  max-width: 420px;
  font-size: 12px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-text-light);
  letter-spacing: 0.01em;
}

.landing__footer {
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

@media (max-width: 480px) {
  .landing {
    padding: 64px var(--padding-x);
  }

  .landing__header {
    margin-bottom: 48px;
  }

  .landing__title {
    font-size: 20px;
    margin-bottom: 16px;
  }

  .landing__subtitle {
    font-size: 12px;
  }

  .landing__signup {
    margin-bottom: 52px;
  }

  .landing__button {
    padding: 16px 36px;
    min-width: 200px;
  }

  .landing__description {
    margin-bottom: 72px;
    font-size: 11px;
  }
}