.tel-card {
  --tel-color-white: #fff;
  --tel-color-gray-darkest: #111827;
  --tel-color-gray-dark: #1f2937;
  --tel-color-gray-medium: #374151;
  --tel-color-gray-light: #4b5563;
  --tel-color-yellow-bright: #fbbf24;
  --tel-color-yellow: #eab308;
  --tel-color-yellow-light: #fef08a;
  --tel-color-yellow-hover: #facc15;
  --tel-color-yellow-dark: #854d0e;
  --tel-color-yellow-med: #a16207;
  --tel-color-yellow-alt: #ca8a04;
  --tel-color-cyan-bright: #22d3ee;
  --tel-color-cyan: #06b6d4;
  --tel-color-cyan-light: #cffafe;
  --tel-color-cyan-dark: #075985;
  --tel-color-cyan-med: #0891b2;
  --tel-color-red: #ef4444;
  --tel-color-red-light: #fca5a5;
  --tel-color-red-dark: #991b1b;
  --tel-color-red-active: #dc2626;

  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: var(--shadow-base);
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.tel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tel-h {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-base);
  margin: 0;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text-base) 0%, color-mix(in srgb, var(--text-base) 70%, var(--accent)) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .tel-grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

.tel-visualizer-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--bg-page) 40%, var(--bg-surface));
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 2rem 1rem;
  position: relative;
  min-height: 380px;
}

.tel-lightning-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--tel-color-white);
  opacity: 0;
  pointer-events: none;
  z-index: 10;
  transition: opacity 0.05s ease-out;
}

.tel-lightning-overlay.flash-active {
  opacity: 0.9;
  animation: lightning-flicker 0.4s ease-out;
}

@keyframes lightning-flicker {
  0% { opacity: 0; }
  10% { opacity: 0.95; }
  20% { opacity: 0.2; }
  30% { opacity: 0.9; }
  40% { opacity: 0.1; }
  100% { opacity: 0; }
}

.tel-watch-container {
  position: relative;
  width: 290px;
  height: 290px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tel-svg-pusher {
  cursor: pointer;
  transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.tel-svg-pusher:hover {
  filter: brightness(1.2) contrast(1.1);
}

.tel-svg-pusher.disabled {
  cursor: not-allowed;
  opacity: 0.35;
  filter: grayscale(1) brightness(0.7);
  pointer-events: none;
}

#pusher-start:active {
  transform: translate(135px, 135px) rotate(-33deg) scaleX(0.95);
}

#pusher-reset:active {
  transform: translate(135px, 135px) rotate(33deg) scaleX(0.95);
}

.tel-helper-text {
  font-size: 5px;
  font-weight: 800;
  fill: var(--accent);
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.tel-helper-text-gray {
  fill: var(--text-base);
  opacity: 0.4;
}

.tel-dial-brand {
  font-size: 8px;
  font-weight: 900;
  fill: var(--text-base);
  opacity: 0.2;
  letter-spacing: 0.16em;
}

.tel-dial-subbrand {
  font-size: 3.5px;
  font-weight: 700;
  fill: var(--accent);
  opacity: 0.35;
  letter-spacing: 0.06em;
}

.tel-svg-dial {
  width: 270px;
  height: 270px;
  border-radius: 50%;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  z-index: 1;
}

.tel-case-bg {
  fill: url("#tel-case-grad");
  stroke: var(--tel-color-gray-medium);
  stroke-width: 2;
}

.tel-bezel-bg {
  fill: var(--tel-color-gray-dark);
  stroke: var(--tel-color-gray-light);
  stroke-width: 1.5;
}

.tel-bezel-inner {
  fill: var(--tel-color-gray-darkest);
  stroke: var(--tel-color-gray-medium);
  stroke-dasharray: 2, 4;
}

.tel-dial-face {
  fill: url("#tel-dial-grad");
}

.tel-tick-major {
  stroke: var(--text-base);
  stroke-width: 1.75;
  opacity: 0.7;
}

.tel-tick-minor {
  stroke: var(--text-base);
  stroke-width: 0.75;
  opacity: 0.3;
}

.tel-bezel-label-km {
  font-size: 7px;
  font-weight: 800;
  fill: var(--accent);
  text-anchor: middle;
  dominant-baseline: central;
}

.tel-bezel-label-mi {
  font-size: 7px;
  font-weight: 800;
  fill: var(--tel-color-yellow-bright);
  text-anchor: middle;
  dominant-baseline: central;
}

.tel-seconds-hand-group {
  transform-origin: 135px 135px;
}

.tel-hand-center {
  fill: var(--tel-color-red);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.tel-seconds-hand {
  stroke: var(--tel-color-red);
  stroke-width: 2;
  stroke-linecap: round;
  filter: drop-shadow(0 2px 4px rgba(239, 68, 68, 0.3));
}

.tel-seconds-hand-counterweight {
  stroke: var(--tel-color-red);
  stroke-width: 3;
  stroke-linecap: round;
}

.tel-center-pin {
  fill: var(--tel-color-gray-darkest);
  stroke: var(--tel-color-red);
  stroke-width: 1;
}

.tel-digital-time {
  font-size: 13px;
  font-weight: 800;
  fill: var(--text-base);
  opacity: 0.9;
  letter-spacing: 0.05em;
  font-variant-numeric: tabular-nums;
}

.tel-ambient-indicator {
  font-size: 8px;
  font-weight: 700;
  fill: var(--text-base);
  opacity: 0.5;
  letter-spacing: 0.06em;
}

.tel-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: transparent;
  border: 2px solid var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  opacity: 0;
  pointer-events: none;
  z-index: 3;
}

.tel-ripple.ripple-active {
  animation: sound-ripple-out 0.8s cubic-bezier(0.1, 0.8, 0.3, 1);
}

@keyframes sound-ripple-out {
  0% {
    width: 20px;
    height: 20px;
    opacity: 0.85;
    border-width: 4px;
  }
  100% {
    width: 280px;
    height: 280px;
    opacity: 0;
    border-width: 0.5px;
  }
}

.tel-controls-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.tel-trigger-dashboard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.tel-trigger-pad {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--border-color);
  border-radius: 0.875rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-sizing: border-box;
}

.pad-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.03);
  transition: all 0.25s;
}

.pad-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pad-title {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pad-desc {
  font-size: 0.625rem;
  opacity: 0.45;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pad-flash {
  border-color: rgba(234, 179, 8, 0.2);
  color: var(--tel-color-yellow-light);
}

.pad-flash .pad-icon-wrap {
  background: rgba(234, 179, 8, 0.08);
  color: var(--tel-color-yellow);
}

.pad-flash:hover:not(:disabled) {
  background: rgba(234, 179, 8, 0.04);
  border-color: var(--tel-color-yellow);
  box-shadow: 0 0 15px rgba(234, 179, 8, 0.15);
  transform: translateY(-1px);
}

.pad-sound {
  border-color: rgba(6, 182, 212, 0.2);
  color: var(--tel-color-cyan-light);
}

.pad-sound .pad-icon-wrap {
  background: rgba(6, 182, 212, 0.08);
  color: var(--tel-color-cyan);
}

.pad-sound:hover:not(:disabled) {
  background: rgba(6, 182, 212, 0.04);
  border-color: var(--tel-color-cyan);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
  transform: translateY(-1px);
}

.tel-trigger-pad:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: grayscale(0.8);
}

.tel-trigger-pad:disabled:hover {
  transform: none;
  box-shadow: none;
}

.tel-reset-bar {
  width: 100%;
}

.tel-reset-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem;
  background: rgba(239, 68, 68, 0.02);
  border: 1px solid rgba(239, 68, 68, 0.15);
  border-radius: 0.75rem;
  color: var(--tel-color-red-light);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}

.tel-reset-btn:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.06);
  border-color: var(--tel-color-red);
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.15);
}

.tel-reset-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  filter: grayscale(0.8);
}

.tel-setting-panel {
  background: color-mix(in srgb, var(--bg-page) 30%, var(--bg-surface));
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.tel-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.tel-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tel-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-base);
  opacity: 0.5;
}

.tel-label-value {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-base);
}

.tel-unit-chips {
  display: flex;
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 0.15rem;
  align-self: flex-start;
}

.tel-chip-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 0.375rem;
  border: none;
  background: transparent;
  color: var(--text-base);
  opacity: 0.6;
  cursor: pointer;
  transition: all 0.15s;
}

.tel-chip-btn.active {
  background: var(--bg-surface);
  box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.05));
  color: var(--accent);
  opacity: 1;
}

.tel-slider-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.tel-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--border-color);
  outline: none;
  transition: background 0.15s;
}

.tel-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg-surface);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
  transition: transform 0.1s;
}

.tel-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.tel-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg-surface);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
  transition: transform 0.1s;
}

.tel-slider::-moz-range-thumb:hover {
  transform: scale(1.15);
}

.tel-speed-badge {
  background: var(--bg-page);
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-base);
  opacity: 0.85;
  border: 1px solid var(--border-color);
  align-self: flex-start;
}

.tel-results-panel {
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 6%, var(--bg-surface)) 0%, color-mix(in srgb, var(--accent) 2%, var(--bg-surface)) 100%);
  border: 1.5px solid color-mix(in srgb, var(--accent) 20%, var(--border-color));
  border-radius: 1.25rem;
  padding: 1.25rem;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--accent) 4%, transparent);
}

.tel-results-primary {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 15%, var(--border-color));
}

.tel-results-val {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.tel-results-subval {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-base);
  opacity: 0.5;
  font-variant-numeric: tabular-nums;
}

.tel-results-details {
  display: flex;
  justify-content: space-around;
  padding-top: 0.75rem;
}

.tel-detail-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
}

.tel-detail-lbl {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-base);
  opacity: 0.4;
  letter-spacing: 0.04em;
}

.tel-detail-val {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-base);
  font-variant-numeric: tabular-nums;
}

.tel-history-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.25rem;
}

.tel-history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.tel-history-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-base);
}

.tel-history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 150px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.tel-history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  background: var(--bg-page);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  animation: slide-in-history 0.25s ease-out;
}

@keyframes slide-in-history {
  0% {
    opacity: 0;
    transform: translateY(-5px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.tel-history-item-time {
  font-weight: 500;
  opacity: 0.5;
}

.tel-history-item-dist {
  font-weight: 800;
  color: var(--accent);
}

.tel-history-item-elapsed {
  font-weight: 600;
  color: var(--text-base);
}

.tel-empty-history {
  font-size: 0.75rem;
  color: var(--text-base);
  opacity: 0.5;
  text-align: center;
  padding: 1.5rem 0;
}

.tel-history-list::-webkit-scrollbar {
  width: 4px;
}

.tel-history-list::-webkit-scrollbar-track {
  background: transparent;
}

.tel-history-list::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 2px;
}

.tel-steps-section {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  padding: 1rem 1.125rem;
  background: var(--bg-page);
  border-radius: 0.875rem;
  border: 1px solid var(--border-base);
}

.tel-step-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tel-step-marker {
  width: 1.375rem;
  height: 1.375rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--text-on-primary, #fff);
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tel-step-text {
  font-size: 0.8125rem;
  color: var(--text-base);
  opacity: 0.85;
  line-height: 1.4;
}

.tel-tip-row {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-page);
  border-radius: 0.75rem;
  border: 1px solid var(--border-base);
}

.tel-tip-icon {
  flex-shrink: 0;
  margin-top: 0.1rem;
  color: var(--accent);
}

.tel-tip-text {
  font-size: 0.8rem;
  color: var(--text-base);
  opacity: 0.85;
  line-height: 1.5;
}

.theme-light .tel-trigger-pad {
  background: var(--bg-page);
  border-color: var(--border-color);
}

.theme-light .pad-flash {
  border-color: rgba(202, 138, 4, 0.45);
  color: var(--tel-color-yellow-dark);
}

.theme-light .pad-flash .pad-icon-wrap {
  background: rgba(234, 179, 8, 0.15);
  color: var(--tel-color-yellow-med);
}

.theme-light .pad-flash:hover:not(:disabled) {
  background: rgba(234, 179, 8, 0.08);
  border-color: var(--tel-color-yellow-alt);
  box-shadow: 0 4px 12px rgba(234, 179, 8, 0.12);
}

.theme-light .pad-sound {
  border-color: rgba(8, 145, 178, 0.45);
  color: var(--tel-color-cyan-dark);
}

.theme-light .pad-sound .pad-icon-wrap {
  background: rgba(6, 182, 212, 0.15);
  color: var(--tel-color-cyan-med);
}

.theme-light .pad-sound:hover:not(:disabled) {
  background: rgba(6, 182, 212, 0.08);
  border-color: var(--tel-color-cyan-med);
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.12);
}

.theme-light .tel-reset-btn {
  background: rgba(220, 38, 38, 0.03);
  border-color: rgba(220, 38, 38, 0.25);
  color: var(--tel-color-red-dark);
}

.theme-light .tel-reset-btn:hover:not(:disabled) {
  background: rgba(220, 38, 38, 0.08);
  border-color: var(--tel-color-red-active);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.12);
}

.theme-light .tel-trigger-pad:disabled,
.theme-light .tel-reset-btn:disabled {
  opacity: 0.35;
  background: var(--bg-surface);
  border-color: var(--border-color);
  color: var(--text-base);
  filter: grayscale(1);
}

.theme-light .tel-helper-text {
  fill: color-mix(in srgb, var(--accent) 80%, #000);
}

.theme-light .tel-helper-text-gray {
  fill: var(--text-base);
  opacity: 0.65;
}