/* =========
   THEME TOKENS
   ========= */
:root {
  /* Light mode palette (soft teal notes) */
  --bg: #f0fafa;                 /* page background */
  --text: #222222;               /* main text */
  --panel: #e6f5f5;              /* card/form/detail backgrounds (very pale teal) */
  --panel-text: #222222;
  --border: #a7d8d8;             /* subtle teal border */
  --shadow: rgba(0, 0, 0, 0.10); /* light shadows */
  --muted: #666666;

  /* Accents */
  --btn-bg: #f0fefe;
  --btn-text: #206060;
  --btn-border: #a7d8d8;
  --btn-bg-hover: #dff5f5;

  /* Small UI bits */
  --fav-off: gray;
  --fav-on: gold;
  --danger: #e74c3c;
  --help-overlay: rgba(0,0,0,0.40);
  --arrow-bg: rgba(255,255,255,0.8);
  --arrow-border: #cccccc;
  --arrow-text: #333333;
}

body.dark-mode {
  /* Dark mode palette (muted dark teal) */
  --bg: #1a2c2c;                 /* page background */
  --text: #f0f0f0;
  --panel: #243f3f;              /* card/form/detail backgrounds */
  --panel-text: #f0f0f0;
  --border: #3d7f7f;             /* muted medium teal for borders */
  --shadow: rgba(0, 0, 0, 0.35);
  --muted: #cfcfcf;

  /* Accents */
  --btn-bg: #2a5050;
  --btn-text: #d7f0f0;
  --btn-border: #3d7f7f;
  --btn-bg-hover: #234646;

  /* Small UI bits */
  --fav-off: #c8c8c8;
  --fav-on: gold;
  --danger: #ff5b5b;
  --help-overlay: rgba(0,0,0,0.75);
  --arrow-bg: rgba(255,255,255,0.15);
  --arrow-border: #3d7f7f;
  --arrow-text: #e8e8e8;
}

/* =========
   BASE
   ========= */
body {
  font-family: Arial, sans-serif;
  max-width: 600px;
  margin: 20px auto;
  background: var(--bg);
  color: var(--text);
}

h2 {
  margin-bottom: 12px;
}

/* =========
   FORM / PANELS
   ========= */
.character-form {
  background: var(--panel);
  color: var(--panel-text);
  padding: 15px;
  border-radius: 5px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 0 5px var(--shadow);
}

.character-form input[type="text"],
.character-form input[type="file"],
.character-form input[type="range"],
.character-form textarea {
  width: 95%;
  margin-bottom: 10px;
  padding: 6px 8px;
  font-size: 1rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text);
  background: #fff; /* keep inputs clear in light mode */
}

body.dark-mode .character-form input[type="text"],
body.dark-mode .character-form input[type="file"],
body.dark-mode .character-form input[type="range"],
body.dark-mode .character-form textarea {
  background: #2a2a2a; /* readable dark fields */
  color: var(--text);
  border: 1px solid var(--btn-border);
}

.character-form button {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1px solid var(--btn-border);
  padding: 8px 14px;
  margin-top: 6px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
}
.character-form button:hover {
  background: var(--btn-bg-hover);
}

#cancelEditBtn {
  background: var(--muted);
  color: #ffffff;
  border: none;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
}
#cancelEditBtn:hover {
  filter: brightness(0.9);
}

/* =========
   GRID
   ========= */
#charsContainer {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: flex-start;
}

/* =========
   CARD
   ========= */
.character-card {
  position: relative;
  border: 3px solid var(--border);
  padding: 10px;
  width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: var(--panel);
  color: var(--panel-text);
  border-radius: 6px;
  box-shadow: 0 0 5px var(--shadow);
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.character-card img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  object-position: 50% 50%;
}

.character-card .delete-btn {
  display: none;
  position: absolute;
  top: 5px;
  right: 5px;
  background: var(--danger);
  color: white;
  border: none;
  border-radius: 50%;
  width: 22px;
  height: 22px;
  font-weight: bold;
  cursor: pointer;
  line-height: 20px;
  text-align: center;
  padding: 0;
  user-select: none;
  z-index: 10;
}
.character-card.delete-mode .delete-btn {
  display: block;
}

.character-card .favorite-star {
  position: absolute;
  top: 6px;
  right: 34px;
  font-size: 22px;
  cursor: pointer;
  user-select: none;
  color: var(--fav-off);
  transition: color 0.2s ease;
  z-index: 10;
}
.character-card .favorite-star.favorited {
  color: var(--fav-on);
}

/* Keyboard focus + DnD visual */
.character-card:focus {
  outline: 2px solid var(--btn-border);
  outline-offset: 2px;
}
.character-card.drag-over {
  border-color: var(--btn-border);
}

/* =========
   DETAIL VIEW
   ========= */
#detailView {
  background: var(--panel);
  color: var(--panel-text);
  padding: 15px;
  border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 0 5px var(--shadow);
}

#backBtn {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1px solid var(--btn-border);
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
}
#backBtn:hover {
  background: var(--btn-bg-hover);
}

#editFields input,
#editFields textarea {
  width: 100%;
  margin-bottom: 8px;
  padding: 6px;
  font-size: 1rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  resize: vertical;
  background: #fff;
  color: var(--text);
}
body.dark-mode #editFields input,
body.dark-mode #editFields textarea {
  background: #2a2a2a;
  color: var(--text);
  border: 1px solid var(--btn-border);
}

/* =========
   HELP OVERLAY
   ========= */
#helpOverlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--help-overlay);
  display: none;                 /* hidden by default */
  justify-content: center;
  align-items: center;
  z-index: 2000;
}
#helpOverlay.show { display: flex; }  /* shown when .show is added */

#helpModal {
  background: var(--panel);
  color: var(--panel-text);
  padding: 20px 25px;
  border-radius: 8px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 5px 15px var(--shadow);
  position: relative;
  font-size: 1rem;
  line-height: 1.4;
  border: 1px solid var(--border);
}

#helpModal button#closeHelpBtn {
  position: absolute;
  top: 10px;
  right: 12px;
  font-size: 24px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--muted);
  user-select: none;
}
#helpModal button#closeHelpBtn:hover {
  color: var(--text);
}

/* =========
   SLIDESHOW ARROWS
   ========= */
#prevImageBtn,
#nextImageBtn {
  width: 24px;
  height: 24px;
  font-size: 18px;
  background: var(--arrow-bg);
  border: 1px solid var(--arrow-border);
  border-radius: 50%;
  color: var(--arrow-text);
}
#prevImageBtn:hover,
#nextImageBtn:hover {
  filter: brightness(1.1);
}

/* =========
   CONDITIONAL HIDES (existing behavior)
   ========= */
.detail-mode #charsContainer,
.detail-mode #topControls,
.detail-mode .character-form {
  display: none !important;
}

/* Ensure font consistency inside detail view */
#detailView,
#detailView * {
  font-family: Arial, sans-serif;
}

/* =========
   RESPONSIVE
   ========= */
@media (max-width: 520px) {
  #charsContainer { justify-content: center; }
  .character-card { width: 45%; min-width: 160px; }
}

/* =========
   TOAST (Undo)
   ========= */
.toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  padding: 10px 14px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 3000;
}
.toast.hidden { display: none; }
.toast button {
  background: #fff;
  color: #333;
  border: none;
  border-radius: 4px;
  padding: 4px 8px;
  cursor: pointer;
}