/* Drive Mode — burst visualizer + mode cards */

.drive-demo {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: var(--space-6);
  align-items: stretch;
}

@media (max-width: 900px) {
  .drive-demo {
    grid-template-columns: 1fr;
  }
}

.drive-demo__canvas-wrap {
  min-width: 0;
}

.drive-demo__canvas {
  position: relative;
  background: var(--color-gray-900);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* Top status bar */
.drive-demo__status {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-3);
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.drive-demo__status-left,
.drive-demo__status-right {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.drive-demo__status-right {
  text-align: right;
}

.drive-demo__status-key {
  font-size: 9px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: rgba(255, 255, 255, 0.4);
}

.drive-demo__status-val {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  color: #fff;
  line-height: 1.3;
}

/* Viewfinder area */
.drive-demo__vf {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3);
  min-height: 140px;
  padding: var(--space-4) var(--space-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(0, 0, 0, 0.35);
}

.drive-demo__timer {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-medium);
  color: #fff;
  min-height: 2.5rem;
  letter-spacing: var(--tracking-tight);
  opacity: 0;
  transition: opacity 0.2s;
}

.drive-demo__timer.is-visible {
  opacity: 1;
}

.drive-demo__strip-label {
  margin: 0 0 var(--space-2);
  font-size: 9px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
}

.drive-demo__frames {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: var(--space-2);
  min-height: 88px;
  flex-wrap: wrap;
}

.drive-demo__frames[data-count="8"] .drive-demo__slot {
  width: 44px;
}

.drive-demo__frames[data-count="8"] .drive-demo__photo-ev {
  font-size: 7px;
}

.drive-demo__strip-hint {
  margin: var(--space-2) 0 0;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
  line-height: var(--leading-relaxed);
}

/* Photo slots */
.drive-demo__slot {
  flex: 0 1 auto;
  width: 52px;
}

.drive-demo__photo {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  border: 1.5px dashed rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.drive-demo__photo.is-lit {
  border-style: solid;
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.45);
}

.drive-demo__photo-scene {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.2s;
}

.drive-demo__photo.is-lit .drive-demo__photo-scene {
  opacity: 1;
}

.drive-demo__photo-scene svg {
  display: block;
  width: 100%;
  height: 100%;
}

.drive-demo__photo-scene--ev-neg2 { filter: brightness(0.35); }
.drive-demo__photo-scene--ev-neg1 { filter: brightness(0.58); }
.drive-demo__photo-scene--ev-0 { filter: brightness(0.85); }
.drive-demo__photo-scene--ev-pos1 { filter: brightness(1.15); }
.drive-demo__photo-scene--ev-pos2 { filter: brightness(1.5); }

.drive-demo__photo-num {
  position: absolute;
  top: 3px;
  left: 4px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: var(--font-weight-semibold);
  color: rgba(255, 255, 255, 0.35);
  line-height: 1;
  transition: color 0.2s;
}

.drive-demo__photo.is-lit .drive-demo__photo-num {
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.drive-demo__photo-ev {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2px 3px;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: var(--font-weight-semibold);
  text-align: center;
  color: #fff;
  background: rgba(0, 0, 0, 0.72);
  opacity: 0;
  transition: opacity 0.2s;
}

.drive-demo__photo.is-lit .drive-demo__photo-ev {
  opacity: 1;
}

.drive-demo__photo:not(.is-lit)::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 4px,
    rgba(255, 255, 255, 0.03) 4px,
    rgba(255, 255, 255, 0.03) 8px
  );
}

/* On-canvas shutter control */
.drive-demo__controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-1);
}

.drive-demo__shutter-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.1s;
}

.drive-demo__shutter-btn:hover:not(:disabled) .drive-demo__shutter-ring {
  border-color: #f87171;
}

.drive-demo__shutter-btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.drive-demo__shutter-btn.is-pressed {
  transform: scale(0.94);
}

.drive-demo__shutter-ring {
  display: block;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid #dc2626;
  background: rgba(255, 255, 255, 0.06);
  position: relative;
  transition: border-color 0.2s, background 0.2s;
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.35);
}

.drive-demo__shutter-ring::after {
  content: '';
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  background: #dc2626;
  transition: transform 0.1s, opacity 0.15s, background 0.15s;
}

.drive-demo__shutter-btn.is-pressed .drive-demo__shutter-ring {
  border-color: #b91c1c;
  background: rgba(255, 255, 255, 0.1);
}

.drive-demo__shutter-btn.is-pressed .drive-demo__shutter-ring::after {
  transform: scale(0.86);
  background: #b91c1c;
  opacity: 0.85;
}

.drive-demo__shutter-label {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: rgba(255, 255, 255, 0.55);
}

.drive-demo__controls-hint {
  margin: 0;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.3);
  text-align: center;
}

.drive-demo__panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.drive-demo__btns {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.drive-demo__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.drive-demo__btn:hover {
  border-color: var(--color-gray-300);
  box-shadow: var(--shadow-sm);
}

.drive-demo__btn.is-active {
  border-color: var(--color-black);
  box-shadow: var(--shadow-md);
}

.drive-demo__btn-label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
}

.drive-demo__btn-tag {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gray-500);
  padding: 2px var(--space-2);
  background: var(--color-gray-100);
  border-radius: var(--radius-sm);
}

.drive-demo__btn.is-active .drive-demo__btn-tag {
  background: var(--color-black);
  color: var(--color-white);
}

.drive-demo__readout {
  padding: var(--space-5);
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
}

.drive-demo__readout-eyebrow {
  margin: 0 0 var(--space-2);
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gray-500);
}

.drive-demo__readout-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  margin: 0 0 var(--space-2);
}

.drive-demo__readout-text {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* Six-mode card grid */
.drive-modes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.drive-mode-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

@media (max-width: 900px) {
  .drive-modes {
    grid-template-columns: 1fr;
  }
}

.drive-mode-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-3);
  color: var(--color-gray-600);
}

.drive-mode-card h3 {
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

.drive-mode-card p {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.drive-mode-card__when {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-gray-100);
}

.drive-mode-card__when strong {
  color: var(--color-black);
}

/* Night vision */
body.night-vision .drive-demo__canvas {
  background: #0a0a0a;
  border: 1px solid var(--nv-border);
}

body.night-vision .drive-demo__btn {
  background: var(--nv-surface);
  border-color: var(--nv-border);
}

body.night-vision .drive-demo__btn.is-active {
  border-color: var(--nv-accent);
  box-shadow: none;
}

body.night-vision .drive-demo__btn-label {
  color: var(--nv-text);
}

body.night-vision .drive-demo__btn-tag {
  background: var(--nv-bg);
  color: var(--nv-text-muted);
}

body.night-vision .drive-demo__btn.is-active .drive-demo__btn-tag {
  background: var(--nv-accent);
  color: var(--nv-bg);
}

body.night-vision .drive-demo__readout {
  background: var(--nv-bg-elevated);
  border-color: var(--nv-border);
}

body.night-vision .drive-demo__readout-eyebrow,
body.night-vision .drive-demo__readout-text {
  color: var(--nv-text-muted);
}

body.night-vision .drive-demo__readout-title {
  color: var(--nv-text);
}

body.night-vision .drive-demo__shutter-btn:disabled {
  opacity: 0.45;
}

body.night-vision .drive-mode-card {
  background: var(--nv-surface);
  border-color: var(--nv-border);
}

body.night-vision .drive-mode-card h3,
body.night-vision .drive-mode-card__when strong {
  color: var(--nv-text);
}

body.night-vision .drive-mode-card p,
body.night-vision .drive-mode-card__when {
  color: var(--nv-text-muted);
  border-top-color: var(--nv-border);
}

body.night-vision .drive-mode-card__icon {
  color: var(--nv-text-muted);
}