/* FitFriends — shared styles for the static site.
   Brand colours taken from the app: teal #2798A8, deep blue #226992,
   lime #A2D737, on the same pale teal-to-white gradient the app uses. */

:root {
  --teal: #2798A8;
  --teal-dark: #226992;
  --lime: #A2D737;
  --ink: #1A2A35;
  --muted: #5B6B76;
  --bg-top: #C8E8EE;
  --bg-bottom: #FFFFFF;
  --card: rgba(255, 255, 255, 0.72);
  --card-border: rgba(39, 152, 168, 0.22);
  --danger: #D14343;
  --success: #1E9E6A;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #EAF6F8;
    --muted: #9FB4BE;
    --bg-top: #16333F;
    --bg-bottom: #0A1A28;
    --card: rgba(255, 255, 255, 0.06);
    --card-border: rgba(94, 207, 222, 0.22);
    --danger: #FF8A8A;
    --success: #5BD6A6;
  }
}

* { box-sizing: border-box; }

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(160deg, var(--bg-top) 0%, var(--bg-bottom) 60%);
  background-attachment: fixed;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

/* Centred single-purpose pages (verify, reset) */
.wrap--center {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.4px;
  color: var(--teal-dark);
  text-decoration: none;
  margin-bottom: 28px;
}

@media (prefers-color-scheme: dark) {
  .brand { color: #5ECFDE; }
}

.brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 28px 24px;
  backdrop-filter: blur(8px);
}

h1 {
  font-size: 26px;
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin: 0 0 12px;
}

h2 {
  font-size: 18px;
  margin: 32px 0 8px;
  letter-spacing: -0.2px;
}

p { margin: 0 0 14px; color: var(--muted); }
.card p:last-child { margin-bottom: 0; }

a { color: var(--teal); }

ul { color: var(--muted); padding-left: 20px; }
li { margin-bottom: 6px; }

label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin: 16px 0 6px;
}

input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  font-size: 16px; /* 16px prevents iOS zoom-on-focus */
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--card-border);
  border-radius: 12px;
}

@media (prefers-color-scheme: dark) {
  input[type="password"] { background: rgba(255, 255, 255, 0.08); }
}

input[type="password"]:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
}

button {
  width: 100%;
  margin-top: 20px;
  padding: 14px 18px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  background: var(--teal);
  border: 0;
  border-radius: 12px;
  cursor: pointer;
}

button:hover:not(:disabled) { background: var(--teal-dark); }
button:disabled { opacity: 0.55; cursor: default; }
button:focus-visible { outline: 2px solid var(--teal-dark); outline-offset: 2px; }

.status { margin-top: 16px; font-size: 15px; font-weight: 600; }
.status--error { color: var(--danger); }
.status--success { color: var(--success); }

.hint { font-size: 14px; color: var(--muted); }

.spinner {
  width: 22px;
  height: 22px;
  border: 3px solid var(--card-border);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 6px 0 14px;
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
}

.hidden { display: none !important; }

footer {
  margin-top: 40px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

footer a { margin: 0 8px; }