:root {
  --timer-font-scale: 1;
}

body.settings-panel-open {
  overflow: hidden;
}

.settings-panel-shell {
  pointer-events: none;
}

.settings-panel-shell.is-open {
  pointer-events: auto;
}

.settings-overlay {
  background: rgba(2, 6, 23, 0.56);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  inset: 0;
  opacity: 0;
  position: fixed;
  transition: opacity 0.24s ease;
  visibility: hidden;
  z-index: 1000;
}

.settings-sidebar {
  background: color-mix(in srgb, var(--background-color) 90%, #020617 10%);
  border-left: 1px solid var(--border-color);
  box-shadow: -18px 0 40px rgba(2, 6, 23, 0.24);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: min(430px, 100vw);
  position: fixed;
  right: 0;
  top: 0;
  transform: translateX(100%);
  transition: transform 0.28s ease;
  width: min(430px, 100vw);
  z-index: 1001;
}

.settings-panel-shell.is-open .settings-overlay {
  opacity: 1;
  visibility: visible;
}

.settings-panel-shell.is-open .settings-sidebar {
  transform: translateX(0);
}

.settings-header,
.settings-footer {
  padding: 1.1rem 1.2rem;
}

.settings-header {
  align-items: flex-start;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.settings-header h2 {
  color: var(--text-color);
  font-size: 1.4rem;
  margin: 0.2rem 0 0;
}

.settings-eyebrow {
  color: var(--accent-color);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0;
  text-transform: uppercase;
}

.settings-save-state {
  color: var(--text-secondary, var(--secondary-color));
  font-size: 0.84rem;
  line-height: 1.5;
  margin: 0.45rem 0 0;
}

.settings-content {
  display: grid;
  gap: 1rem;
  overflow-y: auto;
  padding: 1.1rem 1.2rem 1.4rem;
  scrollbar-gutter: stable;
}

.settings-section {
  background: color-mix(in srgb, var(--preset-color) 56%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  margin: 0;
  padding: 1rem;
}

.settings-section h3 {
  color: var(--text-color);
  font-size: 1rem;
  margin: 0 0 0.9rem;
}

.settings-subsection {
  margin-top: 1rem;
}

.settings-subsection-header {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.settings-subsection-header h4,
.settings-shortcuts h4 {
  color: var(--text-color);
  font-size: 0.95rem;
  margin: 0;
}

.settings-subsection-header p,
.settings-row small,
.settings-radio-card small,
.settings-shortcuts p {
  color: var(--text-secondary, var(--secondary-color));
  display: block;
  line-height: 1.5;
  margin: 0.18rem 0 0;
}

.settings-row {
  align-items: center;
  background: transparent;
  border-radius: 14px;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin: 0 0 0.9rem;
  padding: 0.2rem 0;
}

.settings-row strong,
.settings-field span,
.settings-preview-label,
.settings-label-strong {
  color: var(--text-color);
}

.settings-row--stack {
  align-items: flex-start;
  border: 1px solid var(--border-color);
  padding: 0.8rem 0.9rem;
}

.settings-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.settings-grid--compact {
  margin-bottom: 0.85rem;
}

.settings-field {
  display: grid;
  gap: 0.38rem;
}

.settings-field--full {
  grid-column: 1 / -1;
}

.settings-field input,
.settings-field select,
.settings-field button,
.settings-field textarea {
  background: color-mix(in srgb, var(--background-color) 86%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-color);
  font: inherit;
  min-height: 44px;
  padding: 0.72rem 0.85rem;
  width: 100%;
}

.settings-field input[type='range'] {
  min-height: auto;
  padding: 0;
}

.settings-field input[type='color'] {
  min-height: 48px;
  padding: 0.3rem;
}

.settings-field input:focus,
.settings-field select:focus,
.settings-action-btn:focus,
.theme-pill:focus,
.preset-card-btn:focus,
.preset-icon-option:focus,
.close-button:focus,
.reset-button:focus {
  outline: 3px solid color-mix(in srgb, var(--accent-color) 60%, white 20%);
  outline-offset: 2px;
}

.settings-actions-row {
  display: flex;
  gap: 0.7rem;
}

.settings-actions-row--wrap {
  flex-wrap: wrap;
}

.settings-actions-row--end {
  justify-content: flex-end;
}

.settings-action-btn {
  align-items: center;
  background: var(--accent-color);
  border: 1px solid transparent;
  border-radius: 999px;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  gap: 0.4rem;
  justify-content: center;
  min-height: 42px;
  padding: 0.7rem 1rem;
  transition: transform 0.2s ease, opacity 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.settings-action-btn:hover,
.theme-pill:hover,
.preset-card-btn:hover,
.preset-icon-option:hover,
.close-button:hover,
.reset-button:hover {
  transform: translateY(-1px);
}

.settings-action-btn:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.settings-action-btn--ghost,
.preset-card-btn--ghost,
.settings-import-btn,
.close-button {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-color);
}

.settings-import-btn {
  cursor: pointer;
}

.close-button {
  border-radius: 12px;
  min-height: 42px;
  min-width: 42px;
}

.settings-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1rem 0;
}

.settings-preview-card {
  background: color-mix(in srgb, var(--background-color) 82%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: grid;
  gap: 0.7rem;
  margin-top: 0.8rem;
  padding: 0.9rem;
}

.settings-animation-preview {
  align-items: center;
  background: radial-gradient(circle at top, color-mix(in srgb, var(--accent-color) 18%, transparent), transparent 60%);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  min-height: 126px;
}

.settings-animation-preview-value {
  color: var(--text-color);
  font-family: 'Outfit', 'Inter', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.settings-radio-group {
  display: grid;
  gap: 0.8rem;
}

.settings-radio-card {
  align-items: flex-start;
  background: color-mix(in srgb, var(--background-color) 86%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  cursor: pointer;
  display: grid;
  gap: 0.55rem;
  grid-template-columns: 18px minmax(0, 1fr);
  padding: 0.95rem;
}

.settings-radio-card input {
  accent-color: var(--accent-color);
  margin-top: 0.2rem;
}

.settings-radio-card strong {
  display: block;
  font-size: 0.95rem;
}

.time-input-row {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 0.8rem;
}

.preset-list {
  display: grid;
  gap: 0.7rem;
}

.preset-card {
  align-items: center;
  background: color-mix(in srgb, var(--background-color) 84%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  gap: 0.8rem;
  justify-content: space-between;
  padding: 0.9rem;
}

.preset-card-main {
  min-width: 0;
}

.preset-card-title {
  align-items: center;
  color: var(--text-color);
  display: flex;
  gap: 0.55rem;
  margin-bottom: 0.24rem;
}

.preset-card-title strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preset-card-main p {
  color: var(--text-secondary, var(--secondary-color));
  font-size: 0.88rem;
  margin: 0;
}

.preset-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: flex-end;
}

.preset-card-btn {
  background: var(--accent-color);
  border: 1px solid transparent;
  border-radius: 999px;
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  min-height: 36px;
  padding: 0.45rem 0.8rem;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.preset-editor {
  background: color-mix(in srgb, var(--background-color) 84%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  margin-top: 0.85rem;
  padding: 0.95rem;
}

.preset-icon-grid {
  display: grid;
  gap: 0.5rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.preset-icon-option {
  align-items: center;
  background: color-mix(in srgb, var(--background-color) 86%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  font-size: 1.3rem;
  justify-content: center;
  min-height: 46px;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.preset-icon-option.active,
.theme-pill.active {
  background: color-mix(in srgb, var(--accent-color) 16%, transparent);
  border-color: var(--accent-color);
}

.theme-pill-grid {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 0.9rem;
}

.theme-pill {
  align-items: center;
  background: color-mix(in srgb, var(--background-color) 84%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  color: var(--text-color);
  cursor: pointer;
  display: flex;
  gap: 0.65rem;
  justify-content: flex-start;
  min-height: 48px;
  padding: 0.8rem 0.9rem;
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.theme-pill-swatch {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.14);
  flex: 0 0 auto;
  height: 18px;
  width: 18px;
}

.settings-preview-card--theme {
  margin-top: 1rem;
}

.settings-theme-preview {
  background: var(--preview-background, var(--background-color));
  border: 1px solid var(--border-color);
  border-radius: 16px;
  color: var(--preview-text, var(--text-color));
  display: grid;
  gap: 0.9rem;
  min-height: 150px;
  padding: 1rem;
}

.settings-theme-preview-time {
  color: var(--preview-accent, var(--accent-color));
  font-family: 'Outfit', 'Inter', sans-serif;
  font-size: 2rem;
  font-weight: 700;
}

.settings-theme-preview-actions {
  display: flex;
  gap: 0.7rem;
}

.settings-theme-preview-actions span {
  background: var(--preview-button, var(--preset-color));
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: var(--preview-text, var(--text-color));
  display: inline-flex;
  font-size: 0.85rem;
  font-weight: 700;
  min-height: 36px;
  padding: 0.55rem 0.85rem;
}

.settings-shortcuts {
  margin-top: 1rem;
}

.shortcut-chip-grid {
  display: grid;
  gap: 0.55rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.shortcut-chip-grid span {
  align-items: center;
  background: color-mix(in srgb, var(--background-color) 84%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  display: inline-flex;
  gap: 0.45rem;
  min-height: 38px;
  padding: 0.45rem 0.7rem;
}

.shortcut-chip-grid kbd {
  background: color-mix(in srgb, var(--text-color) 12%, transparent);
  border-radius: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 0.76rem;
  font-weight: 700;
  min-width: 32px;
  padding: 0.2rem 0.35rem;
  text-align: center;
}

.settings-message {
  border-radius: 12px;
  font-size: 0.86rem;
  margin-bottom: 0.75rem;
  padding: 0.65rem 0.8rem;
}

.settings-message--success {
  background: rgba(34, 197, 94, 0.14);
  border: 1px solid rgba(34, 197, 94, 0.24);
  color: #16a34a;
}

.settings-message--error {
  background: rgba(239, 68, 68, 0.14);
  border: 1px solid rgba(239, 68, 68, 0.24);
  color: #dc2626;
}

.settings-footer {
  border-top: 1px solid var(--border-color);
}

.reset-button {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.45);
  border-radius: 14px;
  color: #ef4444;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 46px;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
  width: 100%;
}

.reset-button:hover {
  background: rgba(239, 68, 68, 0.12);
}

.time-section span {
  font-size: calc(12rem * var(--timer-font-scale, 1));
}

.time-section .label {
  font-size: calc(2rem * min(var(--timer-font-scale, 1), 1.18));
}

:fullscreen .time-section span:not(.label) {
  font-size: calc(15vw * var(--timer-font-scale, 1));
}

:fullscreen .time-section .label {
  font-size: calc(3vw * min(var(--timer-font-scale, 1), 1.14));
}

@media (max-width: 768px) {
  :fullscreen .time-section span {
    font-size: calc(min(20vh, 10rem) * var(--timer-font-scale, 1));
  }
}

.timer-animation-target {
  animation-duration: var(--timer-animation-duration, 1s);
  animation-iteration-count: infinite;
  animation-timing-function: ease-in-out;
  transform-origin: center;
  will-change: transform, opacity, filter, text-shadow;
}

.timer-animation--fade {
  animation-name: timerFadeInOut;
}

.timer-animation--pulse {
  animation-name: timerPulse;
}

.timer-animation--glow {
  animation-name: timerGlow;
}

.timer-animation--flip {
  animation-name: timerFlip;
  transform-style: preserve-3d;
}

.timer-animation--scale {
  animation-name: timerScale;
}

.timer-animation--wave {
  animation-name: timerWave;
}

@keyframes timerFadeInOut {
  0%, 100% { opacity: 0.58; }
  50% { opacity: 1; }
}

@keyframes timerPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

@keyframes timerGlow {
  0%, 100% {
    filter: drop-shadow(0 0 0 rgba(255, 255, 255, 0));
    text-shadow: 0 0 0 rgba(255, 255, 255, 0);
  }
  50% {
    filter: drop-shadow(0 0 18px color-mix(in srgb, var(--accent-color) 42%, white 12%));
    text-shadow:
      0 0 12px color-mix(in srgb, var(--accent-color) 58%, white 14%),
      0 0 28px color-mix(in srgb, var(--accent-color) 34%, white 10%);
  }
}

@keyframes timerFlip {
  0% { transform: perspective(900px) rotateX(0deg); }
  50% { transform: perspective(900px) rotateX(180deg); }
  100% { transform: perspective(900px) rotateX(360deg); }
}

@keyframes timerScale {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

@keyframes timerWave {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (max-width: 900px) {
  .theme-pill-grid,
  .shortcut-chip-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .preset-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .preset-card-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .settings-sidebar {
    max-width: 100vw;
    width: 100vw;
  }

  .settings-header,
  .settings-content,
  .settings-footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .time-input-row,
  .preset-icon-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}