/* Use system fonts similar to iOS defaults */
:root {
  --bg-color: #f2f2f7;
  --text-color: #1c1c1e;
  --module-bg: #fff;
  --module-text: #1c1c1e;
  --indicator-inactive: #ccc;
  --indicator-active: #1c1c1e;
  --button-bg: #007aff;
  --button-hover-bg: #005ecb;
  --tap-button-bg: #34c759;
  --tap-button-hover: #2ea84c;
  --trash-icon-color: #ff3b30;
  --border-color: #ccc;
  --focus-border-color: #007aff;
  --module-border: transparent;  /* No border in light mode */
}

/* Dark mode overrides */
body.dark-mode {
  --bg-color: #1c1c1e;
  --text-color: #f2f2f7;
  --module-bg: #2c2c2e;
  --module-text: #f2f2f7;
  --indicator-inactive: #999;
  --indicator-active: #fff;
  --button-bg: #444;
  --button-hover-bg: #666;
  --tap-button-bg: #3f8d3b;
  --tap-button-hover: #357c33;
  --trash-icon-color: #ff453a;
  --border-color: #555;
  --focus-border-color: #aaa;
  --module-border: rgba(255, 255, 255, 0.1);  /* Subtle light border in dark mode */
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
  padding: 20px;
  transition: background-color 0.3s, color 0.3s;
}

/* Top bar: refresh + dark mode toggle */
#topBar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

#refreshBtn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-color);
  font-size: 1.5em;
  display: flex;
  align-items: center;
}

/* iOS-style switch for dark mode toggle */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 28px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: 0.4s;
  border-radius: 28px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 3px;
  bottom: 3px;
  background-color: #fff;
  transition: 0.4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #007aff;
}

input:checked + .slider:before {
  transform: translateX(22px);
}

/* Container holding title modules */
#titleContainer {
  margin-bottom: 15px;
}

/* SONG MODULE LAYOUT (CSS Grid) */
.title-module {
  margin-bottom: 15px;
  text-align: center;
  font-size: 2em;
}

.title-display {
  display: none;
  cursor: pointer;
  word-wrap: break-word;
  white-space: pre-wrap;
  font-weight: 500;
}

.title-input {
  padding: 8px;
  font-size: 1em;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--bg-color);
  color: var(--text-color);
  text-align: center;
}

.title-input:focus {
  border-color: var(--focus-border-color);
}

/* Container holding all song modules */
#songsContainer {
  margin-bottom: 15px;
}

/* SONG MODULE LAYOUT (CSS Grid) */
.song-module {
  background-color: var(--module-bg);
  color: var(--module-text);
  border-radius: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 15px;
  margin-bottom: 15px;
  display: grid;
  grid-template-columns: auto auto auto auto;
  grid-template-rows: auto auto auto auto;
  gap: 10px;
  align-items: center;
  transform-origin: center; /* Ensure rotation happens from center */
  transition: transform 0.2s ease, opacity 0.2s ease, background-color 0.3s, color 0.3s, box-shadow 0.2s;
  will-change: transform, opacity;
  user-select: none;
  -webkit-user-select: none;
  position: relative;
  z-index: 1;
  cursor: default;
  border: 1px solid var(--module-border); 
}

.song-module.dragging {
  opacity: 0.95;
  transform: rotate(-2deg) scale(1.02); /* Add slight counter-clockwise rotation */
  z-index: 1000;
  background-color: var(--module-bg);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2); /* Increased shadow for "lifted" effect */
  cursor: grabbing;
  border: 2px solid var(--focus-border-color); /* Add a highlight border */
}

.song-title-container {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
}

.song-display {
  display: none;
  cursor: pointer;
  word-wrap: break-word;
  white-space: pre-wrap;
  font-weight: 500;
}

.song-input {
  padding: 8px;
  font-size: 1em;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.song-input:focus {
  border-color: var(--focus-border-color);
}

.tap-tempo-btn {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  justify-self: center;
  padding: 8px 12px;
  font-size: 1em;
  border-radius: 6px;
  border: none;
  background-color: var(--tap-button-bg);
  color: #fff;
  cursor: pointer;
  transition: background-color 0.2s;
}

.tap-tempo-btn:hover {
  background-color: var(--tap-button-hover);
}

.bpm-select {
  grid-column: 3;
  grid-row: 1;
  padding: 8px;
  font-size: 1em;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.bpm-select:focus {
  border-color: var(--focus-border-color);
}

.timesig-select {
  grid-column: 4;
  grid-row: 1;
  padding: 8px;
  font-size: 1em;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.timesig-select:focus {
  border-color: var(--focus-border-color);
}

.beat-indicator {
  grid-column: 1 / 5;
  grid-row: 2;
  text-align: center;
  transition: color 0.3s;
}

.beat-indicator span {
  margin-right: 5px;
  font-weight: bold;
  color: var(--indicator-inactive);
  font-size: 2em;
  transition: all 0.2s ease-out;
  display: inline-block;  /* Add this to support transform */
}

.beat-indicator span.active {
  color: var(--indicator-active);
  transform: scale(1.2);  /* Increase size by 30% */
  transition: all 0.05s ease-in;
}

@keyframes beatPulse {
  0% { transform: scale(1); }
  20% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.drag-container {
  grid-column: 1 / 5;
  grid-row: 3; 
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Update drag handle */
.drag-handle {
  color: var(--border-color);
  /* font-size: 1.5em; */
  padding: 2px 10px;
  cursor: grab;
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.drag-handle ion-icon {
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

.dragging .drag-handle {
  cursor: grabbing;
}

.remove-song-btn {
  grid-column: 4;
  grid-row: 3;
  justify-self: end;
  margin-left: auto;  /* Add this */
  padding-right: 0;   /* Add this */
  width: fit-content; /* Add this */
  background: none;
  border: none;
  cursor: pointer;
  color: var(--trash-icon-color);
  font-size: 1.8em;
  outline: none;
  transition: color 0.2s;
}

/* Modern styled buttons (bottom bar) */
#bottomBar {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

#bottomBar button {
  background-color: var(--button-bg);
  border: none;
  border-radius: 10px;
  color: #fff;
  padding: 10px 15px;
  font-size: 1em;
  cursor: pointer;
  transition: background-color 0.2s;
  margin: 5px 0;
}

#bottomBar button:hover {
  background-color: var(--button-hover-bg);
}

/* Allow normal touch behavior on interactive elements */
.song-module input,
.song-module select,
.song-module button,
.song-module .beat-indicator {
  touch-action: auto;
  cursor: pointer;
}

.song-module input[type="text"] {
  cursor: text;
}

.footer {
  display: flex;
  justify-content: center;
  align-items: center;
  justify-content: center;
  align-items: center;
  padding: 0.5rem;
  padding-top: 7rem; /* Add top padding */
}
.footer a img {
    max-height: 25px;
    width: auto;  
}

/* SMALL SCREENS (max-width: 480px) */
@media (max-width: 480px) {
  .title-module {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto auto;
  }

  .title-title-container {
    grid-column: 1;
    grid-row: 1;
  }

  .song-module {
    grid-template-columns: auto auto auto;
    grid-template-rows: auto auto auto auto;
  }

  .song-title-container {
    grid-column: 1 / 4;
    grid-row: 1;
  }

  .tap-tempo-btn {
    grid-column: 3;
    grid-row: 2;
    justify-self: end;
  }

  .bpm-select {
    grid-column: 1;
    grid-row: 2;
  }

  .timesig-select {
    grid-column: 2;
    grid-row: 2;
  }

  .drag-handle {
    grid-column: 1 / 3;
    grid-row: 4;
    padding: 2px 10px;
  }

  .beat-indicator {
    grid-column: 1 / 4;
    grid-row: 3;
  }

  .drag-container {
    grid-column: 1 / 4; 
    grid-row: 4; 
  }

  .remove-song-btn {
    grid-column: 3;
    grid-row: 4;
    justify-self: end;
    margin-left: auto;  /* Add this */
    padding-right: 0;   /* Add this */
    width: fit-content; /* Add this */
  }
}

/* Only show grab cursor on the drag handle */
@media (hover: hover) {
  .drag-handle:hover {
    cursor: grab;
    color: var(--focus-border-color);
    transform: scale(1.1);
    transition: color 0.2s, transform 0.2s;
  }

  .dragging .drag-handle {
    cursor: grabbing;
  }
}