/* ASI dark theme for SnapPass.
   Overrides Bootstrap 3's light form styling. Loaded after bootstrap.min.css
   and custom.css, so plain-specificity rules here win.
   Palette is ASI's own (wp preset tokens on asi.com.au):
     #213c44 teal  #125960 deep  #109aa9 cyan  #f6a712 amber  #bacbd3 pale     */

:root {
  --asi-teal:  #213c44;
  --asi-amber: #f6a712;
  --asi-pale:  #bacbd3;
  --asi-ink:   #eaf2f4;
  --asi-field: #16272c;
  --asi-edge:  rgba(255, 255, 255, .22);
}

html { background-color: var(--asi-teal); }

body {
  background: transparent;
  color: var(--asi-ink);
  min-height: 100vh;
}

/* Swirl on a fixed layer rather than background-attachment:fixed,
   which is unreliable on iOS Safari. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: url("../img/asi-swirl.webp");
  background-repeat: no-repeat;
  background-position: center bottom -4vh;
  background-size: 132% auto;
  pointer-events: none;
}

@media (max-width: 767px) {
  body::before { background-size: 260% auto; background-position: center bottom -2vh; }
}

/* ---------- navbar ---------- */
.navbar-default {
  background: transparent;
  background-image: none;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  box-shadow: none;
  margin-bottom: 26px;
}
.navbar-default .navbar-brand,
.navbar-default .navbar-brand:hover,
.navbar-default .navbar-brand:focus { color: var(--asi-ink); }

/* ---------- headings and copy ---------- */
.page-header {
  border-bottom: 1px solid rgba(255, 255, 255, .18);
}
.page-header h1, h1, h2, h3 { color: #ffffff; }
p, .lead, label { color: var(--asi-ink); }
.text-muted { color: rgba(255, 255, 255, .58) !important; }
a { color: #7fd7e6; }
a:hover, a:focus { color: #a8e6f1; }

/* ---------- form controls ---------- */
.form-control {
  background-color: var(--asi-field);
  border: 1px solid var(--asi-edge);
  color: var(--asi-ink);
  box-shadow: none;
}
.form-control:focus {
  background-color: var(--asi-field);
  border-color: var(--asi-amber);
  color: var(--asi-ink);
  /* keep a clearly visible focus ring - this is the accessibility risk in a dark restyle */
  box-shadow: 0 0 0 3px rgba(246, 167, 18, .35);
  outline: none;
}
/* readonly fields carry the generated link and the revealed secret,
   so they must stay as legible as editable ones, not Bootstrap's grey */
.form-control[readonly],
.form-control[readonly]:focus,
input[readonly].readonly-text {
  background-color: var(--asi-field);
  color: var(--asi-ink);
  cursor: text;
}
.form-control::placeholder { color: #9fb3ba; opacity: 1; }
.form-control::-webkit-input-placeholder { color: #9fb3ba; }
.form-control::-moz-placeholder { color: #9fb3ba; opacity: 1; }

/* native select menu: some platforms render options from the element's own colours */
select.form-control option { background-color: var(--asi-teal); color: var(--asi-ink); }

.input-group-addon {
  background-color: rgba(255, 255, 255, .07);
  border: 1px solid var(--asi-edge);
  color: var(--asi-pale);
}

/* ---------- buttons ---------- */
.btn-primary {
  background-color: var(--asi-amber);
  background-image: none;
  border-color: var(--asi-amber);
  color: #33260a;
  font-weight: 600;
  text-shadow: none;
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary.active {
  background-color: #ffbe3d;
  border-color: #ffbe3d;
  color: #33260a;
}
.btn-primary:focus {
  box-shadow: 0 0 0 3px rgba(246, 167, 18, .35);
  outline: none;
}

/* keyboard focus must remain visible on every interactive element */
a:focus-visible,
button:focus-visible,
select:focus-visible,
textarea:focus-visible,
input:focus-visible {
  outline: 2px solid var(--asi-amber);
  outline-offset: 2px;
}

::selection { background: rgba(246, 167, 18, .4); color: #fff; }

/* ---------- Set Secret form layout ----------
   Wide textarea with the expiry control and submit beneath it, rather than
   Bootstrap's side-by-side columns. */
.asi-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.asi-controls label {
  margin: 0;
  font-weight: 500;
  white-space: nowrap;
}
.asi-controls select.form-control {
  width: auto;
  min-width: 148px;
}
.asi-controls .btn { margin-left: 4px; }

@media (max-width: 480px) {
  .asi-controls { gap: 8px; }
  .asi-controls .btn { margin-left: 0; width: 100%; }
}