/* =========================================================================
   Kai Inbox — brand-styled CSS (Steven Webb design system tokens)
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@400;600;700&display=swap');

:root {
  --sage-green:   #7A8B6F;
  --deep-forest:  #4A5A40;
  --warm-amber:   #D4922A;
  --soft-sand:    #F5F0E8;
  --cloud-white:  #FEFEFE;
  --charcoal:     #2D2D2D;
  --mist-grey:    #B8B5AE;

  --font-sans: 'Nunito Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--soft-sand);
  color: var(--charcoal);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 96px;
}
.page--narrow { max-width: 420px; padding-top: 64px; }

.hd {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 24px;
}
.hd--center { justify-content: center; margin-bottom: 16px; }

.wordmark {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sage-green);
}

.tagline {
  font-size: 13px;
  color: var(--mist-grey);
}

.logout {
  margin-left: auto;
  font-size: 13px;
  color: var(--mist-grey);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.logout:hover { color: var(--deep-forest); }

.card {
  background: var(--cloud-white);
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(45, 45, 45, 0.06);
}

.card h2 {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 600;
  color: var(--deep-forest);
  letter-spacing: -0.01em;
}

.meta {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--mist-grey);
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 14px;
}

textarea,
input[type="password"] {
  width: 100%;
  padding: 12px;
  font-family: inherit;
  font-size: 16px;           /* 16px to prevent iOS zoom on focus */
  line-height: 1.5;
  color: var(--charcoal);
  background: var(--soft-sand);
  border: 1px solid var(--mist-grey);
  border-radius: 6px;
  resize: vertical;
  transition: border-color 160ms, box-shadow 160ms;
}

textarea:focus,
input[type="password"]:focus {
  outline: none;
  border-color: var(--sage-green);
  box-shadow: 0 0 0 3px rgba(122, 139, 111, 0.25);
}

button {
  margin-top: 12px;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  color: var(--cloud-white);
  background: var(--sage-green);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  transition: background 200ms;
  min-height: 44px;          /* comfortable touch target */
}

button:hover,
button:focus {
  background: var(--deep-forest);
  outline: none;
}

.flash {
  padding: 12px 16px;
  margin-bottom: 16px;
  background: var(--sage-green);
  color: var(--cloud-white);
  border-radius: 6px;
  font-size: 15px;
}
.flash--err { background: var(--warm-amber); }

@media (max-width: 640px) {
  .page { padding: 16px 12px 80px; }
  .card { padding: 16px; }
  .card h2 { font-size: 20px; }
}