/* Strata Reader (PWA) — the shared settings sheet.
   Used by both the library and the reader, so language changes are always one
   tap away. Everything is namespaced .stx-* to stay clear of viewer.css,
   app.css and dict.css, which all share these pages. */

.stx-scrim {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: color-mix(in srgb, #000 52%, transparent);
  opacity: 0;
  transition: opacity var(--m-dur-medium) var(--m-ease-standard);
}
.stx-scrim[hidden] { display: none; }
body.stx-open .stx-scrim { opacity: 1; }

.stx-sheet {
  position: fixed;
  z-index: 2001;
  top: 0; right: 0; bottom: 0;
  width: min(430px, 100%);
  display: flex;
  flex-direction: column;
  background: var(--m-surface-container-low);
  color: var(--m-on-surface);
  box-shadow: var(--m-elev-3);
  font-family: var(--m-font);
  /* Hidden outright when closed, not merely parked off-screen: a panel in the
     margin still catches focus when you tab through the page behind it. */
  visibility: hidden;
  transform: translateX(100%);
  transition: transform var(--m-dur-medium) var(--m-ease-emphasized),
              visibility 0s linear var(--m-dur-medium);
}
body.stx-open .stx-sheet {
  visibility: visible;
  transform: none;
  transition: transform var(--m-dur-medium) var(--m-ease-emphasized), visibility 0s;
}

.stx-head {
  display: flex; align-items: center; gap: 8px;
  padding: 16px;
  padding-top: calc(16px + env(safe-area-inset-top));
  border-bottom: 1px solid var(--m-outline-variant);
}
.stx-title { flex: 1; margin: 0; font-size: 16px; font-weight: 700; }
.stx-close {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  color: var(--m-on-surface-variant);
  width: 40px; height: 40px; border-radius: 999px;
  font-size: 24px; line-height: 1;
  display: grid; place-items: center;
}
.stx-close:hover { background: color-mix(in srgb, var(--m-on-surface) 8%, transparent); }

.stx-body {
  flex: 1; overflow-y: auto; overscroll-behavior: contain;
  padding: 16px 16px calc(40px + env(safe-area-inset-bottom));
}

.stx-group {
  background: var(--m-surface-container);
  border-radius: var(--m-radius-md, 12px);
  padding: 14px 16px;
  margin-bottom: 14px;
}
.stx-group-title {
  font-size: 11px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
  color: var(--m-primary);
  margin-bottom: 8px;
}
.stx-row {
  display: flex; align-items: center; gap: 10px;
  min-height: 46px;
  font-size: 14px;
}
.stx-row > span:first-child { flex: 1; min-width: 0; }
.stx-row.stx-col { flex-direction: column; align-items: stretch; gap: 6px; }
.stx-row.stx-col > span:first-child { flex: none; font-size: 13px; color: var(--m-on-surface-variant); }
.stx-hint {
  margin: 8px 0 0;
  font-size: 12px; line-height: 1.55;
  color: var(--m-on-surface-variant);
}
.stx-hint code {
  background: var(--m-surface-container-highest);
  padding: 1px 5px; border-radius: 4px; font-size: 11px;
}

.stx-sheet select,
.stx-inline select,
.stx-sheet input[type="text"],
.stx-inline input[type="text"] {
  appearance: none;
  min-height: 40px;
  max-width: 60%;
  padding: 0 12px;
  background: var(--m-surface-container-high);
  color: var(--m-on-surface);
  border: 1px solid var(--m-outline-variant);
  border-radius: var(--m-radius-sm, 8px);
  font-family: inherit; font-size: 14px;
}
.stx-sheet select,
.stx-inline select {
  padding-right: 30px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5' fill='none' stroke='%23899390' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  background-size: 18px 18px;
}
.stx-row.stx-col select,
.stx-row.stx-col input[type="text"] { max-width: none; }
.stx-sheet select:focus,
.stx-inline select:focus,
.stx-sheet input[type="text"]:focus,
.stx-inline input[type="text"]:focus { outline: 2px solid var(--m-primary); outline-offset: -2px; }
.stx-sheet input[type="color"],
.stx-inline input[type="color"] {
  appearance: none;
  width: 48px; height: 30px; padding: 0;
  background: none; cursor: pointer;
  border: 1px solid var(--m-outline-variant); border-radius: 4px;
}

.stx-btn {
  appearance: none; border: 0; cursor: pointer;
  min-height: 40px; padding: 0 18px;
  border-radius: 999px;
  background: var(--m-secondary-container); color: var(--m-on-secondary-container);
  font-family: inherit; font-size: 14px; font-weight: 600;
  white-space: nowrap;
}
.stx-btn:hover { background: color-mix(in srgb, var(--m-on-secondary-container) 8%, var(--m-secondary-container)); }
.stx-link {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 40px; padding: 0 18px;
  border-radius: 999px; text-decoration: none;
  background: var(--m-secondary-container); color: var(--m-on-secondary-container);
  font-size: 14px; font-weight: 600;
}
.stx-status { flex: 1; font-size: 12px; color: var(--m-on-surface-variant); }
.stx-status.ok { color: var(--m-primary); }
.stx-status.bad { color: var(--m-error); }

/* The same rows rendered outside the sheet (the library's language card), where
   they sit on the page background rather than inside a group. */
.stx-inline .stx-row { min-height: 44px; }
.stx-inline .stx-hint { margin-top: 10px; }

@media (max-width: 560px) {
  .stx-sheet select, .stx-inline select,
  .stx-sheet input[type="text"], .stx-inline input[type="text"] { max-width: 52%; }
}