/* ===== Material Design 3 + Color Hunt palette (#241023 #883C82 #B7569A #FFBF00) ===== */
:root {
  --md-ref-typeface-plain: 'Roboto Flex', 'Roboto', system-ui, sans-serif;
  /* Palette: 241023 (dark) | 883C82 (primary) | B7569A (secondary) | FFBF00 (accent) */
  --md-sys-color-primary: #883C82;
  --md-sys-color-on-primary: #FFFFFF;
  --md-sys-color-primary-container: #F5E5F4;
  --md-sys-color-on-primary-container: #241023;
  --md-sys-color-surface: #FFFBFE;
  --md-sys-color-on-surface: #241023;
  --md-sys-color-surface-dim: #EDE5EC;
  --md-sys-color-surface-container: #F8F2F7;
  --md-sys-color-surface-container-high: #F0E8EF;
  --md-sys-color-outline: #7A6B79;
  --md-sys-color-outline-variant: #D4C8D3;
  --md-sys-color-on-surface-variant: #4D424C;
  --md-elevation-1: 0 1px 2px rgba(36, 16, 35, 0.12), 0 1px 3px 1px rgba(36, 16, 35, 0.08);
  --md-elevation-2: 0 1px 2px rgba(36, 16, 35, 0.12), 0 2px 6px 2px rgba(36, 16, 35, 0.1);
  --md-sys-shape-corner-medium: 16px;
  --md-sys-shape-corner-large: 20px;
  --md-sys-shape-corner-extra-large: 28px;
  --md-sys-motion-duration-short: 200ms;
  --md-sys-motion-easing-standard: cubic-bezier(0.2, 0, 0, 1);
  --md-space-2: 8px;
  --md-space-3: 12px;
  --md-space-4: 16px;
  --md-space-5: 20px;
  --md-space-6: 24px;
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0;
  font-family: var(--md-ref-typeface-plain);
  background: linear-gradient(165deg, var(--md-sys-color-surface-dim) 0%, color-mix(in srgb, #883C82 10%, var(--md-sys-color-surface-dim)) 50%, color-mix(in srgb, #B7569A 6%, var(--md-sys-color-surface-dim)) 100%);
  color: var(--md-sys-color-on-surface);
  font-size: 16px;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--md-space-4);
  -webkit-tap-highlight-color: transparent;
}

.app-header {
  width: 100%;
  max-width: 360px;
  margin-bottom: var(--md-space-4);
  flex-shrink: 0;
}

.app-logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--md-sys-color-primary);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard);
}

.app-logo:hover,
.app-logo:focus {
  color: var(--md-sys-color-on-primary-container);
  outline: none;
}

.landing {
  width: 100%;
  max-width: 360px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.landing-title {
  font-family: var(--md-ref-typeface-plain);
  font-size: 1.75rem;
  font-weight: 500;
  text-align: center;
  color: var(--md-sys-color-on-surface);
  margin: 0 0 var(--md-space-6);
}

.landing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-4);
  width: 100%;
}

.landing-box {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--md-space-3);
  background: var(--md-sys-color-surface);
  border-radius: var(--md-sys-shape-corner-large);
  border: 1px solid var(--md-sys-color-outline-variant);
  box-shadow: var(--md-elevation-1);
  transition: box-shadow var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard),
    border-color var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard),
    background-color var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard);
  text-decoration: none;
  color: var(--md-sys-color-on-surface);
  -webkit-tap-highlight-color: transparent;
}

.landing-box--link:hover,
.landing-box--link:focus {
  outline: none;
  border-color: var(--md-sys-color-primary);
  background: var(--md-sys-color-primary-container);
  box-shadow: var(--md-elevation-2);
}

.landing-box--link:hover .landing-box__icon,
.landing-box--link:focus .landing-box__icon {
  color: var(--md-sys-color-primary);
}

.landing-box--link:active {
  box-shadow: var(--md-elevation-1);
}

.landing-box--placeholder {
  cursor: default;
  opacity: 0.85;
}

.landing-box__icon {
  font-size: 48px;
  width: 48px;
  height: 48px;
  color: var(--md-sys-color-on-surface-variant);
  transition: color var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard);
}

.landing-box--link .landing-box__icon {
  color: var(--md-sys-color-primary);
}

.landing-box__label {
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  padding: 0 var(--md-space-2);
}

.landing-box--link .landing-box__label {
  color: var(--md-sys-color-on-surface);
}

.landing-box--link:hover .landing-box__label,
.landing-box--link:focus .landing-box__label {
  color: var(--md-sys-color-on-primary-container);
}

.landing-box--placeholder .landing-box__label {
  color: var(--md-sys-color-on-surface-variant);
}

/* ===== Footer – Pi Network dapp links ===== */
.app-footer {
  width: 100%;
  max-width: 360px;
  margin-top: var(--md-space-6);
  padding-top: var(--md-space-4);
  border-top: 1px solid var(--md-sys-color-outline-variant);
  flex-shrink: 0;
  text-align: center;
}

.app-footer__intro {
  font-size: 0.75rem;
  color: var(--md-sys-color-on-surface-variant);
  margin: 0 0 var(--md-space-2);
  line-height: 1.3;
}

.app-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--md-space-2) var(--md-space-4);
  justify-content: center;
}

.app-footer__links a {
  font-size: 0.75rem;
  color: var(--md-sys-color-primary);
  text-decoration: none;
  transition: color var(--md-sys-motion-duration-short) var(--md-sys-motion-easing-standard);
}

.app-footer__links a:hover,
.app-footer__links a:focus {
  color: var(--md-sys-color-on-primary-container);
  text-decoration: underline;
  outline: none;
}