/* style.css */
:root {
  /* ---- GREY DARK MODE (NEUTRAL, NO BLUES) ---- */

  /* Backgrounds */
  --bg: #111111; /* main dark background */
  --bg-alt: #141414; /* slightly lighter surface */
  --card: #1a1a1a; /* panels */
  --card-soft: #1f1f1f; /* right panel, lists */

  /* Accent (neutral white-grey) */
  --accent: #e5e5e5; /* main highlight */
  --accent-soft: rgba(229, 229, 229, 0.15);
  --accent-strong: rgba(229, 229, 229, 0.25);

  /* TEXT */
  --text: #f5f5f5; /* bright white */
  --text-muted: #9b9b9b; /* soft grey */

  /* Borders */
  --border: #2b2b2b;
  --border-subtle: #222222;
  --border-soft: #333333;

  /* Scrollbar */
  --scrollbar-thumb: #3a3a3a;

  /* Progress bar (neutral white) */
  --progress: #e5e5e5;

  /* Danger / Alerts */
  --danger-bg: #5c1f1f;
  --danger-border: #8b1a1a;
  --danger-soft-border: rgba(255, 80, 80, 0.35);
  --danger-soft-bg: rgba(255, 80, 80, 0.08);
  --danger-soft-text: #ffb3b3;

  /* Modal */
  --modal-bg: #141414;
  --modal-backdrop: rgba(0, 0, 0, 0.65);

  /* Shadows */
  --soft-shadow: rgba(0, 0, 0, 0.55);
  --soft-shadow-strong: rgba(0, 0, 0, 0.65);
  --soft-shadow-deep: rgba(2, 2, 2, 0.306);

  /* UI Surfaces */
  --surface-chip: #1a1a1a;
  --surface-chip-hover: #222222;

  --surface-timer-controls: #1a1a1a;
  --surface-timer-controls-hover: #222222;

  /* Button glow when running */
  --accent-glow-soft: rgba(255, 255, 255, 0.3);
  --accent-glow-strong: rgba(255, 255, 255, 0.5);
  --accent-glow-deep: rgba(255, 255, 255, 0.7);
  --accent-shadow-outer: rgba(255, 255, 255, 0.35);
  --accent-glow-stronger: rgba(255, 255, 255, 0.6);

  /* Button text */
  --text-accent-soft: #f5f5f5;

  /* Unified UI transition */
  --transition-ui: background 0.2s ease, color 0.2s ease, border-color 0.2s ease,
    box-shadow 0.25s ease, transform 0.15s ease;

  /* Font */
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: transparent;
  font-family: var(--font-main);
}

body {
  position: relative;
}

/* Root widget container: fixed design size, scaled via JS */
#pomo-widget {
  width: 600px;
  height: 300px;
  background: var(--bg);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: absolute; /* centered via JS */
}

/* Header */
.pw-header {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-start;
  margin-bottom: 6px;
}

.pw-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.09em;
  color: var(--text-muted);
}

.pw-toggle-btn {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-muted);
  border-radius: 999px;
  font-size: 11px;
  padding: 4px 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: var(--transition-ui);
}

.pw-toggle-btn span {
  font-size: 11px;
}

.pw-toggle-btn:hover {
  background: var(--card-soft);
  color: var(--text);
  border-color: var(--accent-soft);
  transform: translateY(-0.5px);
}

a {
  color: var(--text-muted);
  font-weight: 500;
}

a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* Shared view area */
.pw-main {
  flex: 1;
  border-radius: 12px;
  background: var(--card);
  border: 1px solid var(--border-subtle);
  padding: 8px;
  display: flex;
  gap: 8px;
  overflow: hidden;
}

.pw-view {
  width: 100%;
  height: 100%;
  display: flex;
}

.pw-hidden {
  display: none !important;
}

/* Timer view layout */
.pw-left {
  width: 45%;
  border-radius: 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border-subtle);
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

.pw-right {
  width: 55%;
  border-radius: 10px;
  background: var(--card-soft);
  border: 1px solid var(--border-subtle);
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow: hidden;
}

.pw-right-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

.pw-right-header strong {
  font-size: 12px;
  color: var(--text-muted);
}

/* mini stats row */
.pw-meta-mini {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
}

.pw-meta-mini span,
.pw-meta-mini div {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pw-meta-mini-right {
  text-align: right;
}

/* subject input */
.pw-add-subject {
  display: flex;
  margin-top: 3px;
  gap: 6px;
}

.pw-input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 6px 9px;
  font-size: 12px;
  color: var(--text);
  outline: none;
}

.pw-input::placeholder {
  color: rgba(155, 155, 155, 0.9);
}

.pw-input:focus {
  border-color: var(--accent-soft);
}

.pw-add-btn {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  width: 30px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-ui);
}

.pw-add-btn:hover {
  border-color: var(--accent-soft);
  background: var(--bg-alt);
  transform: translateY(-0.8px);
}

/* subject list */
.pw-subject-list {
  flex: 1;
  margin-top: 4px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg);
  overflow-y: auto;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pw-subject-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 6px;
  padding: 5px 7px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 11px;
  transition: var(--transition-ui);
}

.pw-subject-item:hover {
  background: var(--card);
  border-color: var(--border);
}

.pw-subject-item-active {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
}

.pw-subject-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.pw-subject-name {
  font-size: 12px;
}

.pw-subject-stats {
  font-size: 10px;
  color: var(--text-muted);
  text-align: right;
  white-space: nowrap;
}

.pw-subject-delete {
  border: none;
  background: transparent;
  color: rgba(148, 163, 184, 0.95);
  font-size: 13px;
  padding: 0 2px;
  cursor: pointer;
  border-radius: 999px;
  transition: color 0.2s ease, transform 0.15s ease;
}

.pw-subject-delete:hover {
  color: rgb(251, 116, 116);
  transform: translateY(-0.5px);
}

.pw-empty-state {
  font-size: 11px;
  color: var(--text-muted);
  opacity: 0.85;
  padding: 10px 8px;
  text-align: center;
}

.pw-right-footer {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  display: flex;
  justify-content: flex-end;
}

/* scrollbars for subject list */
.pw-subject-list::-webkit-scrollbar {
  width: 4px;
}
.pw-subject-list::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 999px;
}

/* =========================
   STATS VIEW (no heatmap)
   ========================= */

.pw-heatmap-view {
  display: block;
  position: relative;
  height: 100%;
  padding: 6px 8px;
  box-sizing: border-box;
  overflow-y: auto;
}

.pw-heatmap-view::-webkit-scrollbar {
  width: 0;
  height: 0;
}
.pw-heatmap-view {
  scrollbar-width: none;
}

.pw-section {
  margin-bottom: 10px;
}

.pw-section-stats {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pw-section-footer {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.pw-stats-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: var(--text-muted);
}

/* stats header */
.pw-heatmap-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 11px;
  color: var(--text-muted);
}

.pw-heatmap-title {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.pw-heatmap-subtitle {
  font-size: 10px;
  color: var(--text-muted);
}

/* Stats bars */
.pw-stats-bars {
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  padding: 10px 12px;
  font-size: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: visible;
}

.pw-stats-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
  cursor: pointer;
}

.pw-stats-row-active {
  background: var(--accent-strong);
  border-radius: 6px;
}

.pw-stats-label {
  width: 80px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 11px;
}

.pw-stats-bar-wrap {
  flex: 1;
  background: var(--surface-chip);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}

.pw-stats-bar {
  height: 100%;
  border-radius: 999px;
  background: var(--accent);
}

.pw-stats-value {
  width: 80px;
  text-align: right;
  font-size: 10px;
  color: var(--text-muted);
}

.pw-stats-bars-empty {
  font-size: 11px;
  color: var(--text-muted);
}

/* footer */
.pw-footer-btn {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition-ui);
}

.pw-footer-btn:hover {
  transform: translateY(-0.5px);
}

/* footer note */
.pw-footer-note {
  font-size: 10px;
  color: var(--text-muted);
}

/* =========================
   TIMER STYLES
   ========================= */

.timer-container {
  background: transparent;
  color: var(--text);
  padding: 14px 8px;
  border-radius: 12px;
  width: 100%;
  text-align: center;
}

.toggle-group {
  display: flex;
  gap: 10px;
  margin-bottom: 8px;
  justify-content: space-between;
}

.toggle-group button {
  flex: 1;
  padding: 8px 0;
  border-radius: 999px;
  border: 1px solid var(--accent-soft);
  font-size: 12px;
  font-weight: 600;
  background: var(--surface-chip);
  color: var(--text-muted);
  cursor: pointer;
  box-shadow: 0 6px 14px var(--soft-shadow-deep);
  transition: var(--transition-ui);
  will-change: background, box-shadow, transform;
}

/* hover for inactive presets */
.toggle-group button:hover {
  background: var(--surface-chip-hover);
  color: var(--text);
  border-color: var(--accent-soft);
  transform: translateY(-0.5px);
}

/* active preset (current duration) */
.toggle-group button.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

/* active + hover */
.toggle-group button.active:hover {
  background: var(--accent);
  color: #000;
  transform: translateY(-0.5px);
}

#time {
  font-size: 50px;
  font-weight: 700;
  margin: 10px 0;
  letter-spacing: 2px;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.progress-bar {
  height: 4px;
  background: var(--progress);
  border-radius: 999px;
  margin: 0px 0 18px;
  transition: width 1s linear;
}

.controls {
  display: flex;
  margin-top: 6px;
  justify-content: space-between;
  gap: 6px;
}

.controls button {
  padding: 8px 0;
  font-size: 16px;
  border-radius: 999px;
  border: 1px solid var(--accent-soft);
  background: var(--surface-timer-controls);
  color: var(--text-accent-soft);
  cursor: pointer;
  flex: 1;
  margin: 0 1px;
  font-weight: 600;
  box-shadow: 0 6px 14px var(--soft-shadow-deep);
  transition: var(--transition-ui);
  will-change: background, box-shadow, transform;
}

/* Normal hover for - and + */
.controls button:hover {
  background: var(--surface-timer-controls-hover);
  border-color: var(--border-soft);
  box-shadow: 0 10px 22px var(--soft-shadow-strong);
  transform: translateY(-1px);
  color: var(--text);
}

.controls button:active {
  transform: translateY(0);
  box-shadow: 0 5px 12px var(--soft-shadow-strong);
}

/* START button base */
.start-btn {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  box-shadow: 0 0 18px var(--accent-shadow-outer);
}

/* START button hover when NOT running */
.start-btn:hover {
  background: #ffffff;
  color: #000;
}

/* START button when running (set via JS) */
.start-btn.is-running {
  background: var(--accent);
  color: #000;
}

/* hover while running */
.start-btn.is-running:hover {
  background: #ffffff;
  color: #000;
  transform: translateY(-1px);
}

/* inline alert */
.pw-inline-alert {
  margin-top: 4px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--danger-soft-border);
  background: var(--danger-soft-bg);
  font-size: 10px;
  color: var(--danger-soft-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.pw-inline-alert i {
  font-size: 11px;
}

.pw-inline-alert-hidden {
  display: none;
}

/* =========================
   WIDGET POPUP / MODAL
   ========================= */

.pw-modal-backdrop {
  position: absolute;
  inset: 0;
  background: var(--modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.pw-modal {
  background: var(--modal-bg);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 14px 16px 12px;
  width: 260px;
  max-width: calc(100% - 40px);
  box-shadow: 0 20px 40px var(--soft-shadow);
  font-size: 12px;
}

.pw-modal-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}

.pw-modal-body {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.pw-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.pw-modal-btn {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--modal-bg);
  color: var(--text);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  transition: var(--transition-ui);
}

.pw-modal-btn:hover {
  transform: translateY(-0.8px);
}

.pw-modal-btn-primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.pw-modal-btn-danger {
  color: #fff;
  background: var(--danger-bg);
  border-color: var(--danger-border);
}

.pw-modal-backdrop.pw-hidden {
  display: none;
}