/* ── SunGod — Solar Panel Aiming + Sunbathing PWA ──────────────────────── */

:root {
  --sg-bg:       #1a1208;
  --sg-surface:  #231a0e;
  --sg-surface2: #2e2214;
  --sg-surface3: #3a2c1a;
  --sg-border:   #4a3820;
  --sg-solar:    #e8a838;
  --sg-solar-dim:#a06820;
  --sg-solar-glow: rgba(232, 168, 56, 0.2);
  --sg-text:     #fff;
  --sg-red:      #d44030;
  --sg-yellow:   #d4a830;
  --sg-green:    #48b848;
  --sg-radius:   8px;
  --sg-radius-lg:14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--sg-bg);
  color: var(--sg-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}

/* ── Loading Spinner ───────────────────────────────────────────────────── */
.sg-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}
.sg-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--sg-border);
  border-top-color: var(--sg-solar);
  border-radius: 50%;
  animation: sg-spin 0.8s linear infinite;
}
@keyframes sg-spin { to { transform: rotate(360deg); } }

/* ── App Shell ─────────────────────────────────────────────────────────── */
.sg-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 480px;
  margin: 0 auto;
  padding: 16px 16px 32px;
}

/* ── Header ────────────────────────────────────────────────────────────── */
.sg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 16px;
}
.sg-header-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.sg-header h1 {
  font-size: 1.5rem;
  color: var(--sg-solar);
  font-weight: 800;
  letter-spacing: -0.5px;
}
.sg-version-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.sg-version {
  font-size: 0.75rem;
  color: #fff;
  opacity: 0.6;
}
.sg-update-btn {
  background: none;
  border: none;
  color: #fff;
  opacity: 0.5;
  font-size: 1rem;
  padding: 0 2px;
  cursor: pointer;
  line-height: 1;
}
.sg-update-btn:active { opacity: 1; }
.sg-header-status {
  font-size: 0.85rem;
  color: #fff;
  padding: 4px 10px;
  border-radius: 12px;
  background: var(--sg-surface2);
}
.sg-header-status.active {
  background: var(--sg-green);
  color: #000;
  font-weight: 700;
}
.sg-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.sg-settings-gear {
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  transition: all 0.2s;
}
.sg-settings-gear:hover { background: var(--sg-surface3); }
.sg-settings-gear.active {
  background: var(--sg-solar-dim);
  border-color: var(--sg-solar);
  color: var(--sg-solar);
}

/* ── Location Bar ──────────────────────────────────────────────────────── */
.sg-location-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  margin-bottom: 14px;
}
.sg-location-coords {
  flex: 1;
  font-size: 0.95rem;
  color: #fff;
}
.sg-location-name {
  font-weight: 600;
}
.sg-location-latlng {
  font-size: 0.85rem;
  color: #fff;
  opacity: 0.8;
}
.sg-loc-btns {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.sg-loc-btn {
  padding: 6px 12px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.sg-loc-btn:hover { background: var(--sg-surface3); }
.sg-loc-btn.active {
  background: var(--sg-solar-dim);
  border-color: var(--sg-solar);
  color: var(--sg-solar);
}
.sg-loc-btn-disabled {
  opacity: 0.5;
}
.sg-location-btn {
  padding: 6px 12px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
}
.sg-location-btn:hover { background: var(--sg-surface3); }
.sg-full-width { width: 100%; }
.sg-save-btn {
  border-color: var(--sg-solar);
  color: var(--sg-solar);
}

/* ── Hero Button (I'm Outside / Done for Day) ──────────────────────────── */
.sg-hero-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 20px;
  border: 2px solid var(--sg-solar);
  border-radius: var(--sg-radius-lg);
  background: var(--sg-solar-glow);
  color: var(--sg-solar);
  font-size: 1.3rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.25s;
  margin-bottom: 18px;
}
.sg-hero-btn:hover {
  background: var(--sg-solar);
  color: #000;
}
.sg-hero-btn.deactivate {
  border-color: var(--sg-red);
  background: rgba(212, 64, 48, 0.12);
  color: var(--sg-red);
}
.sg-hero-btn.deactivate:hover {
  background: var(--sg-red);
  color: #fff;
}

/* ── Summary Cards Grid ────────────────────────────────────────────────── */
.sg-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}
.sg-card {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  padding: 14px;
}
.sg-card-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  margin-bottom: 6px;
}
.sg-card-value {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
}
.sg-card-sub {
  font-size: 0.85rem;
  color: #fff;
  margin-top: 2px;
}
.sg-card.full-width {
  grid-column: 1 / -1;
}
.sg-power-card .sg-card-value {
  font-size: 1.6rem;
  color: var(--sg-solar);
}
.sg-power-card .sg-card-sub {
  font-size: 0.78rem;
  line-height: 1.4;
  margin-top: 6px;
  opacity: 0.85;
}
.sg-locked-power .sg-card-value {
  margin-top: 4px;
}
.sg-power-watts-label {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  opacity: 0.7;
}
.sg-card.highlight {
  border-color: var(--sg-solar);
  background: var(--sg-solar-glow);
}
.sg-card.warning {
  border-color: var(--sg-yellow);
  background: rgba(212, 168, 48, 0.08);
}

/* ── Solar Day Rating ──────────────────────────────────────────────────── */
.sg-rating-dots {
  display: flex;
  gap: 4px;
  margin-top: 4px;
}
.sg-rating-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--sg-border);
}
.sg-rating-dot.filled { background: var(--sg-solar); }

/* ── Aim Panel (active view — two tap-to-open rows) ─────────────────────── */
.sg-aim-panel {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius-lg);
  overflow: hidden;
  margin-bottom: 14px;
}
.sg-aim-row {
  display: flex;
  align-items: center;
  padding: 16px;
  gap: 12px;
}
.sg-aim-row + .sg-aim-row {
  border-top: 1px solid var(--sg-border);
}
.sg-aim-row-info {
  flex: 1;
  min-width: 0;
}
.sg-aim-row-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #fff;
  margin-bottom: 4px;
}
.sg-aim-row-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--sg-solar);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.sg-aim-row-val.unset {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}
.sg-aim-row-btn {
  flex-shrink: 0;
  padding: 12px 18px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.sg-aim-row-btn.locked {
  border-color: var(--sg-green);
  color: var(--sg-green);
}

/* ── Fullscreen Aiming Modal ─────────────────────────────────────────────── */
.sg-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--sg-bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  touch-action: none; /* prevent ALL scroll/zoom while modal is open */
}
.sg-modal-sheet {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px 20px;
  padding-top: max(env(safe-area-inset-top, 0px), 24px);
  padding-bottom: max(env(safe-area-inset-bottom, 0px), 24px);
  overflow: hidden;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  box-sizing: border-box;
}
.sg-modal-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
  text-align: center;
}
.sg-modal-hint {
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 20px;
  text-align: center;
}
.sg-modal-btns {
  display: flex;
  gap: 10px;
  width: 100%;
  flex-shrink: 0;
  margin-top: 16px;
}
.sg-modal-lock {
  flex: 2;
  padding: 16px;
  background: var(--sg-solar);
  border: none;
  border-radius: var(--sg-radius);
  color: #1a1208;
  font-size: 1.05rem;
  font-weight: 800;
  cursor: pointer;
}
.sg-modal-lock:active { background: #f0b840; }
.sg-modal-cancel {
  flex: 1;
  padding: 16px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

/* ── Aiming Section ────────────────────────────────────────────────────── */
.sg-aiming {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sg-aim-group {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius-lg);
  padding: 18px;
}
.sg-aim-group-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  text-align: center;
}

/* ── Compass Display ───────────────────────────────────────────────────── */
.sg-compass-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto 10px;
}
.sg-compass-ring {
  position: absolute;
  inset: 0;
  border: 2px solid var(--sg-border);
  border-radius: 50%;
  transition: transform 0.15s ease-out;
}
.sg-compass-cardinal {
  position: absolute;
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
}
.sg-compass-cardinal.n { top: 8px; left: 50%; transform: translateX(-50%); color: var(--sg-red); }
.sg-compass-cardinal.s { bottom: 8px; left: 50%; transform: translateX(-50%); }
.sg-compass-cardinal.e { right: 8px; top: 50%; transform: translateY(-50%); }
.sg-compass-cardinal.w { left: 8px; top: 50%; transform: translateY(-50%); }

/* Orange marker = sun's current position (for shadow verification) */
.sg-compass-current {
  position: absolute;
  width: 6px;
  height: 24px;
  background: var(--sg-solar);
  top: 0;
  left: 50%;
  transform-origin: 50% 100px;
  border-radius: 3px;
  transition: transform 0.15s ease-out;
  opacity: 0.9;
}
/* Green marker = optimal aim target (+30min lead) */
.sg-compass-target {
  position: absolute;
  width: 4px;
  height: 20px;
  background: var(--sg-green);
  top: 0;
  left: 50%;
  transform-origin: 50% 100px;
  border-radius: 2px;
  transition: transform 0.15s ease-out;
}
.sg-compass-needle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3px;
  height: 80px;
  margin-left: -1.5px;
  margin-top: -80px;
  transform-origin: 50% 100%;
  background: linear-gradient(to top, transparent 0%, rgba(255,255,255,0.7) 100%);
  border-radius: 2px;
  transition: transform 0.15s ease-out;
}
.sg-compass-center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  background: #fff;
  border-radius: 50%;
}

/* ── Tilt Display ──────────────────────────────────────────────────────── */
.sg-tilt-wrap {
  position: relative;
  width: 240px;
  height: 130px;
  margin: 0 auto 14px;
  overflow: hidden;
}
.sg-tilt-arc {
  position: absolute;
  width: 240px;
  height: 240px;
  border: 2px solid var(--sg-border);
  border-radius: 50%;
  bottom: 0;
  left: 0;
}
/* Orange line = sun's current tilt (for shadow verification) */
.sg-tilt-current-line {
  position: absolute;
  width: 6px;
  height: 110px;
  background: var(--sg-solar);
  bottom: 0;
  left: 50%;
  transform-origin: 50% 100%;
  border-radius: 3px;
  transition: transform 0.15s ease-out;
  opacity: 0.9;
}
/* Green line = optimal aim target (+30min lead) */
.sg-tilt-target-line {
  position: absolute;
  width: 4px;
  height: 110px;
  background: var(--sg-green);
  bottom: 0;
  left: 50%;
  transform-origin: 50% 100%;
  border-radius: 2px;
  transition: transform 0.15s ease-out;
}
/* White line = phone's actual tilt (live sensor) */
.sg-tilt-live-line {
  position: absolute;
  width: 3px;
  height: 110px;
  background: rgba(255,255,255,0.55);
  bottom: 0;
  left: 50%;
  transform-origin: 50% 100%;
  border-radius: 2px;
  transition: transform 0.15s ease-out;
}
.sg-tilt-label-0 {
  position: absolute;
  bottom: 4px;
  left: 4px;
  font-size: 0.75rem;
  color: #fff;
}
.sg-tilt-label-90 {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  color: #fff;
}

/* ── Aim Legend ────────────────────────────────────────────────────────── */
.sg-aim-legend {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
  font-size: 0.85rem;
  color: #fff;
  margin-bottom: 10px;
}
.sg-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.sg-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sg-legend-dot.now  { background: var(--sg-solar); }
.sg-legend-dot.aim  { background: var(--sg-green); }
.sg-legend-dot.live { background: rgba(255,255,255,0.55); }

/* ── Delta Readouts ────────────────────────────────────────────────────── */
.sg-readouts {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  text-align: center;
  margin-bottom: 14px;
}
.sg-readout-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  margin-bottom: 2px;
}
.sg-readout-value {
  font-size: 1.4rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.sg-readout-unit {
  font-size: 0.75rem;
  color: #fff;
  opacity: 0.7;
}

/* ── Color States ──────────────────────────────────────────────────────── */
.sg-state-red .sg-readout-value { color: var(--sg-red); }
.sg-state-yellow .sg-readout-value { color: var(--sg-yellow); }
.sg-state-green .sg-readout-value { color: var(--sg-green); }

.sg-state-red .sg-compass-ring,
.sg-state-red .sg-tilt-arc { border-color: var(--sg-red); }
.sg-state-yellow .sg-compass-ring,
.sg-state-yellow .sg-tilt-arc { border-color: var(--sg-yellow); }
.sg-state-green .sg-compass-ring,
.sg-state-green .sg-tilt-arc { border-color: var(--sg-green); }

.sg-state-red .sg-tilt-live-line { background: var(--sg-red); }
.sg-state-yellow .sg-tilt-live-line { background: var(--sg-yellow); }
.sg-state-green .sg-tilt-live-line { background: var(--sg-green); }

/* ── Lock Button ───────────────────────────────────────────────────────── */
.sg-lock-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  border: 2px solid var(--sg-border);
  border-radius: var(--sg-radius);
  background: var(--sg-surface2);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.sg-lock-btn:hover { background: var(--sg-surface3); }
.sg-lock-btn.locked {
  border-color: var(--sg-green);
  background: rgba(72, 184, 72, 0.15);
  color: var(--sg-green);
}
.sg-lock-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Drift Status ──────────────────────────────────────────────────────── */
.sg-drift-bar {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  padding: 14px;
  margin-bottom: 14px;
  text-align: center;
}
.sg-drift-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  margin-bottom: 4px;
}
.sg-drift-value {
  font-size: 1.4rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--sg-green);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.sg-drift-value.warn { color: var(--sg-yellow); }
.sg-drift-value.alert { color: var(--sg-red); }
.sg-drift-sun {
  font-size: 1.1rem;
  line-height: 1;
}

/* ── Touch Selection Prevention ────────────────────────────────────────── */
/* Prevents accidental text selection when touching compass/tilt UI.
   touch-action intentionally NOT set here — it would block page scrolling. */
.sg-aim-group,
.sg-compass-wrap,
.sg-tilt-wrap,
.sg-compass-ring,
.sg-compass-cardinal,
.sg-readouts,
.sg-readout-label,
.sg-readout-value {
  user-select: none;
  -webkit-user-select: none;
}

/* ── Calibrate Button ───────────────────────────────────────────────────── */
.sg-calibrate-btn {
  display: block;
  width: 100%;
  padding: 8px 12px;
  margin-bottom: 8px;
  background: transparent;
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}
.sg-calibrate-btn:hover { background: var(--sg-surface2); }

/* ── Lock Confirm Panel ─────────────────────────────────────────────────── */
.sg-lock-confirm {
  background: var(--sg-surface);
  border: 2px solid var(--sg-solar);
  border-radius: var(--sg-radius-lg);
  padding: 18px;
  margin-bottom: 14px;
  text-align: center;
}
.sg-lock-confirm-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--sg-solar);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}
.sg-lock-confirm-vals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}
.sg-lock-confirm-val {
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  padding: 10px 8px;
}
.sg-lock-confirm-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #fff;
  margin-bottom: 4px;
}
.sg-lock-confirm-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--sg-solar);
  font-variant-numeric: tabular-nums;
}
.sg-lock-confirm-next {
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 14px;
}
.sg-lock-confirm-btns {
  display: flex;
  gap: 10px;
}
.sg-confirm-start {
  flex: 2;
  padding: 14px;
  background: var(--sg-solar);
  border: none;
  border-radius: var(--sg-radius);
  color: #1a1208;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
}
.sg-confirm-start:hover { background: #f0b840; }
.sg-confirm-reaim {
  flex: 1;
  padding: 14px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}
.sg-confirm-reaim:hover { background: var(--sg-surface3); }

/* ── Locked Status Panel (shown after confirming) ───────────────────────── */
.sg-locked-status {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-left: 3px solid var(--sg-green);
  border-radius: var(--sg-radius-lg);
  padding: 16px;
  margin-bottom: 14px;
}
.sg-locked-status-title {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--sg-green);
  margin-bottom: 10px;
}
.sg-locked-status-section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #fff;
  margin-bottom: 6px;
}
.sg-locked-status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
}
.sg-locked-status-label {
  font-size: 0.9rem;
  color: #fff;
}
.sg-locked-status-val {
  font-size: 1rem;
  font-weight: 800;
  color: var(--sg-solar);
  font-variant-numeric: tabular-nums;
}
.sg-drift-inline {
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: 4px;
}
.sg-drift-ahead { color: var(--sg-green); }
.sg-drift-behind { color: var(--sg-red); }

.sg-locked-status-note {
  font-size: 0.8rem;
  color: #fff;
  margin: 8px 0 12px;
  padding: 6px 8px;
  background: rgba(72,184,72,0.1);
  border-radius: var(--sg-radius);
  text-align: center;
}

/* ── Settings Panel ────────────────────────────────────────────────────── */
.sg-settings {
  margin-bottom: 14px;
}

.sg-settings-panel {
  display: none;
  padding: 14px;
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
}
.sg-settings-panel.open { display: block; }

.sg-settings-section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--sg-solar);
  padding: 8px 0 4px;
}
.sg-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--sg-border);
}
.sg-settings-row:last-child { border-bottom: none; }
.sg-settings-label {
  font-size: 0.95rem;
  color: #fff;
  flex-shrink: 0;
}
.sg-input {
  padding: 8px 12px;
  background: var(--sg-surface2);
  border: 1px solid var(--sg-border);
  border-radius: var(--sg-radius);
  color: #fff;
  font-size: 0.9rem;
  width: 140px;
  text-align: right;
}
.sg-input-wide {
  flex: 1;
  width: auto;
  text-align: left;
}
.sg-input:focus {
  outline: none;
  border-color: var(--sg-solar);
}

/* ── PWA Install Prompt ────────────────────────────────────────────────── */
.sg-pwa-prompt {
  background: var(--sg-surface);
  border: 2px solid var(--sg-solar);
  border-radius: var(--sg-radius-lg);
  padding: 18px;
  margin-bottom: 14px;
  text-align: center;
}
.sg-pwa-prompt h3 {
  color: var(--sg-solar);
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.sg-pwa-prompt p {
  font-size: 0.9rem;
  color: #fff;
  line-height: 1.5;
  margin-bottom: 12px;
}
.sg-pwa-install-btn {
  padding: 10px 24px;
  background: var(--sg-solar);
  color: #000;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--sg-radius);
  cursor: pointer;
}
.sg-pwa-dismiss {
  display: block;
  margin-top: 8px;
  background: none;
  border: none;
  color: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  opacity: 0.7;
}

/* ── Sensor Permission Prompt ──────────────────────────────────────────── */
.sg-sensor-prompt {
  background: var(--sg-surface);
  border: 1px solid var(--sg-solar);
  border-radius: var(--sg-radius);
  padding: 18px;
  text-align: center;
  margin-bottom: 14px;
}
.sg-sensor-prompt p {
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 12px;
}
.sg-sensor-prompt button {
  padding: 10px 20px;
  background: var(--sg-solar);
  color: #000;
  font-weight: 700;
  border: none;
  border-radius: var(--sg-radius);
  cursor: pointer;
}

/* ── Utility ───────────────────────────────────────────────────────────── */
.sg-hidden { display: none !important; }
.sg-mb { margin-bottom: 14px; }