/* ============================================================
   PV Solar Rechner — Speicherguru
   ULTRA PREMIUM BLACK & GOLD v6.0
   Luxury Design - Maximum Impact
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* BACKGROUNDS - Layered Depth */
  --bg-base: #030303;
  --bg-surface: #0a0a0a;
  --bg-surface-2: #111111;
  --bg-elevated: #1a1a1a;

  /* GOLD - Metallic Gradient System */
  --gold-50: #fef3c7;
  --gold-100: #fde68a;
  --gold-200: #fcd34d;
  --gold-300: #fbbf24;
  --gold-400: #f59e0b;
  --gold-500: #d97706;
  --gold: #fbbf24;

  --gold-gradient: linear-gradient(135deg, #fcd34d 0%, #fbbf24 50%, #f59e0b 100%);
  --gold-gradient-subtle: linear-gradient(135deg, rgba(252, 211, 77, 0.15) 0%, rgba(251, 191, 36, 0.05) 100%);
  --gold-border-gradient: linear-gradient(135deg, #fcd34d, #f59e0b);

  /* TEXT */
  --text-primary: #ffffff;
  --text-secondary: #a3a3a3;
  --text-tertiary: #757575; /* Improved contrast for WCAG AA compliance */

  /* BORDERS */
  --border-subtle: #1f1f1f;
  --border-default: #2a2a2a;
  --border-hover: #404040;

  /* SHADOWS - Layered elevation */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.8);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.02);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.03);
  --shadow-gold: 0 4px 24px rgba(252, 211, 77, 0.15);
  --shadow-gold-lg: 0 8px 40px rgba(252, 211, 77, 0.2);

  /* RADIUS */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* TRANSITIONS */
  --ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
  --ease-in-out: cubic-bezier(0.645, 0.045, 0.355, 1);
}

/* ============================================================
   BASE & TYPOGRAPHY
   ============================================================ */

.pv-rechner-wrap,
#pv-konfigurator {
  max-width: 950px;
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  padding: 24px 24px 48px;
  background: var(--bg-base);
  border-radius: var(--radius-xl);
  line-height: 1.6;
  min-height: 800px;
}

.pv-rechner-wrap *,
#pv-konfigurator * {
  box-sizing: border-box;
}

/* ============================================================
   PROGRESS STEPPER - Premium Navigation
   ============================================================ */

.pv-progress {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  border: none;
}

/* Konfigurator uses 4 steps */
#pv-konfigurator .pv-progress {
  grid-template-columns: repeat(4, 1fr);
}

.pv-progress-step {
  position: relative;
  padding: 18px 16px;
  text-align: center;
  background: var(--bg-surface);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: all 0.4s var(--ease-out);
  cursor: pointer;
  overflow: hidden;
}

.pv-progress-step::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-gradient-subtle);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.pv-progress-step.active {
  background: var(--bg-elevated);
  border-color: var(--gold-300);
  color: var(--gold-200);
  box-shadow: var(--shadow-gold);
}

.pv-progress-step.active::before {
  opacity: 1;
}

.pv-progress-step.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold-gradient);
  border-radius: 0 0 var(--radius) var(--radius);
}

.pv-progress-step.done {
  color: var(--gold-300);
  border-color: rgba(252, 211, 77, 0.3);
}

.pv-progress-step.done::after {
  content: ' ✓';
  font-weight: 800;
}

.pv-progress-step:not(.active):hover {
  color: var(--text-secondary);
  border-color: var(--border-hover);
}

/* ============================================================
   STEP CONTAINER - Elevated Card Design
   ============================================================ */

.pv-step {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-lg);
  animation: pvSlideUp 0.5s var(--ease-out);
}

@keyframes pvSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pv-step h2 {
  margin: 0 0 40px;
  padding: 0 0 24px;
  border-bottom: 1px solid var(--border-subtle);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 16px;
}

.pv-step h2::before {
  content: '';
  width: 4px;
  height: 32px;
  background: var(--gold-gradient);
  border-radius: 2px;
  box-shadow: 0 0 20px rgba(252, 211, 77, 0.4);
}

/* ============================================================
   FIELDS - Premium Form Design
   ============================================================ */

.pv-field {
  margin-bottom: 28px;
}

.pv-field:last-child {
  margin-bottom: 0;
}

/* Tighter spacing for slider fields */
.pv-field:has(.pv-slider-with-input) {
  margin-bottom: 24px;
}

.pv-field label {
  display: block;
  margin-bottom: 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.pv-field:focus-within label {
  color: var(--gold-300);
}

.pv-field small {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* INPUTS - Luxury Design */
.pv-field input[type="text"],
.pv-field input[type="number"],
.pv-field input[type="email"],
.pv-field input[type="tel"],
.pv-field select {
  width: 100%;
  padding: 18px 22px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
}

.pv-field select option {
  background: #1a1a1a;
  color: #f5f5f5;
}
  transition: all 0.3s var(--ease-out);
}

/* Remove spin buttons from number inputs */
.pv-field input[type="number"]::-webkit-inner-spin-button,
.pv-field input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.pv-field input[type="number"] {
  -moz-appearance: textfield;
}

.pv-field input:hover,
.pv-field select:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
}

.pv-field input:focus,
.pv-field select:focus {
  outline: none;
  border-color: var(--gold-300);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 4px rgba(252, 211, 77, 0.08), var(--shadow-md);
}


/* Number input styling */
.pv-field input[type="number"]::-webkit-inner-spin-button,
.pv-field input[type="number"]::-webkit-outer-spin-button {
  opacity: 0.5;
}

/* Slider with Input Container - Slider on LEFT, Number on RIGHT */
.pv-slider-with-input {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.pv-slider-with-input input[type="range"] {
  flex: 1;
  min-width: 0;
  height: 12px;
}

/* Number input - FIXED SIZE on RIGHT */
.pv-slider-with-input input[type="number"],
.pv-neigung-input {
  width: 56px !important;
  min-height: 44px !important;
  padding: 10px 12px !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  text-align: center !important;
  background: var(--bg-surface-2) !important;
  border: 1px solid var(--border-subtle) !important;
  border-radius: var(--radius) !important;
  color: var(--text-primary) !important;
  flex-shrink: 0;
}

/* ============================================================
   DACHFLAECHE — Premium Dimensions Component
   ============================================================ */

/* Row: area input + toggle button side by side */
.pv-flaeche-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Area input wrapper with "berechnet" badge */
.pv-flaeche-input-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.pv-flaeche-field input.pv-flaeche {
  width: auto !important;
  min-width: 160px !important;
  min-height: 56px !important;
  padding: 18px 22px !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  display: inline-block !important;
  box-sizing: border-box !important;
  transition: all 0.3s var(--ease-out);
  cursor: not-allowed !important;
  opacity: 0.6 !important;
  pointer-events: none !important;
}

/* Auto-calculated state — subtle gold border + dimmed */
.pv-flaeche-field input.pv-flaeche.pv-flaeche-auto {
  border-color: rgba(251, 191, 36, 0.3) !important;
  background: rgba(251, 191, 36, 0.04) !important;
  color: var(--gold-200) !important;
}

/* "berechnet" badge */
.pv-flaeche-badge {
  position: absolute;
  right: -8px;
  top: -8px;
  padding: 3px 8px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--bg-base);
  background: var(--gold-gradient);
  border-radius: 4px;
  line-height: 1;
  pointer-events: none;
  box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
  white-space: nowrap;
}

/* Dimensions toggle button — subtle pill */
.pv-masse-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  min-height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  white-space: nowrap;
  flex-shrink: 0;
  text-transform: none;
}

.pv-masse-toggle svg {
  opacity: 0.5;
  transition: opacity 0.25s ease;
  flex-shrink: 0;
}

.pv-masse-toggle .pv-masse-chevron {
  transition: transform 0.3s var(--ease-out), opacity 0.25s ease;
}

.pv-masse-toggle:hover {
  color: var(--gold-200);
  border-color: rgba(251, 191, 36, 0.25);
  background: rgba(251, 191, 36, 0.04);
}

.pv-masse-toggle:hover svg {
  opacity: 0.85;
  stroke: var(--gold-300);
}

/* Toggle active / expanded state */
.pv-masse-toggle[aria-expanded="true"] {
  color: var(--gold-300);
  border-color: rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.06);
}

.pv-masse-toggle[aria-expanded="true"] svg {
  opacity: 1;
  stroke: var(--gold-300);
}

.pv-masse-toggle[aria-expanded="true"] .pv-masse-chevron {
  transform: rotate(180deg);
}

/* Expandable panel — dimensions area */
.pv-masse-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-out), opacity 0.25s ease;
  opacity: 0;
}

.pv-masse-panel.pv-masse-open {
  max-height: 200px;
  opacity: 1;
}

/* Inner fields container */
.pv-masse-fields {
  margin-top: 14px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.025), rgba(251, 191, 36, 0.015));
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  position: relative;
}

/* Gold accent line at top of panel */
.pv-masse-fields::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.2), transparent);
}

/* Input group row: Breite x Laenge */
.pv-masse-input-group {
  display: flex;
  align-items: flex-end;
  gap: 0;
}

.pv-masse-input-col {
  flex: 1 1 0;
}

.pv-masse-input-col label {
  display: block;
  font-size: 10px !important;
  font-weight: 700 !important;
  letter-spacing: 1.2px !important;
  text-transform: uppercase !important;
  color: rgba(255, 255, 255, 0.35) !important;
  margin-bottom: 8px !important;
}

/* Input with unit suffix */
.pv-masse-input-wrap {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--bg-surface-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all 0.25s var(--ease-out);
  cursor: text;
}

.pv-masse-input-wrap:focus-within {
  border-color: var(--gold-300);
  box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.08);
  background: var(--bg-elevated);
}

.pv-masse-input-wrap input {
  flex: 1 !important;
  width: 100% !important;
  min-width: 0 !important;
  min-height: 48px !important;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  color: var(--text-primary) !important;
  padding: 0 0 0 12px !important;
  outline: none !important;
  cursor: text !important;
}

.pv-masse-unit {
  padding: 0 12px 0 0;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.3);
  pointer-events: none;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Multiply separator */
.pv-masse-separator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  flex-shrink: 0;
  padding-bottom: 0;
}

.pv-masse-separator span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.15);
  color: var(--gold-300);
  font-size: 14px;
  font-weight: 300;
  line-height: 1;
}

/* Calculated result preview inside panel */
.pv-masse-result {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 8px 12px;
  background: rgba(251, 191, 36, 0.05);
  border: 1px solid rgba(251, 191, 36, 0.12);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-200);
}

.pv-masse-result svg {
  stroke: var(--gold-300);
  flex-shrink: 0;
}

.pv-masse-result-val {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 14px;
}

/* Dachfläche field spacing */
.pv-flaeche-field {
  margin-bottom: 28px !important;
}

/* Step 2 inputs - COMPACT size */
#pv-verbrauch,
#pv-kwp {
  width: auto !important;
  min-width: 150px !important;
  min-height: 56px !important;
  padding: 18px 22px !important;
  font-size: 16px !important;
  display: inline-block !important;
  box-sizing: border-box !important;
}

/* Finanz inputs - COMPACT size */
#pv-investition,
#pv-strompreis,
#pv-einspeisung {
  width: auto !important;
  min-width: 150px !important;
  min-height: 56px !important;
  padding: 18px 22px !important;
  font-size: 16px !important;
  display: inline-block !important;
  box-sizing: border-box !important;
}

/* ============================================================
   RANGE SLIDER - Ultra Premium (NO WHITE BORDER)
   ============================================================ */

.pv-field input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Slider Track - dark background */
.pv-field input[type="range"]::-webkit-slider-runnable-track {
  background: var(--bg-elevated);
  height: 12px;
  border-radius: 6px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.6);
}

.pv-field input[type="range"]::-moz-range-track {
  background: var(--bg-elevated);
  height: 12px;
  border-radius: 6px;
  border: none;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.6);
}

/* Slider base background - solid gold track (no progress fill) */
.pv-field input[type="range"] {
  background: #fbbf24;
}

/* Slider thumb - gold circle with dark border */
.pv-field input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: #fbbf24;
  border: 3px solid #1a1a1a;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  transition: all 0.2s ease-out;
  margin-top: -8px;
}

.pv-field input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  background: #f59e0b;
}

.pv-field input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: #fbbf24;
  border: 3px solid #1a1a1a;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  transition: all 0.2s ease-out;
}

/* ============================================================
   QUICK SELECT - Card Grid
   ============================================================ */

.pv-quick-select {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.pv-quick {
  position: relative;
  padding: 28px 20px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  min-height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.pv-quick::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-gradient-subtle);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}

.pv-quick:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.pv-quick.selected {
  border-color: var(--gold-300);
  background: var(--gold-gradient-subtle);
  color: var(--gold-200);
  box-shadow: var(--shadow-gold);
}

.pv-quick.selected::before {
  opacity: 1;
}

.pv-quick small {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  transition: color 0.3s ease;
}

.pv-quick.selected small {
  color: var(--gold-300);
}

/* ============================================================
   TOGGLE BUTTONS - Segmented Control
   ============================================================ */

.pv-toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: var(--bg-surface-2);
  padding: 6px;
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
}

.pv-toggle-btn {
  position: relative;
  padding: 16px 24px;
  background: transparent;
  border: none;
  border-radius: calc(var(--radius) - 4px);
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  z-index: 1;
}

.pv-toggle-btn:hover {
  color: var(--text-primary);
}

.pv-toggle-btn.active {
  background: var(--gold-gradient);
  color: #000000;
  font-weight: 700;
  box-shadow: 0 2px 12px rgba(252, 211, 77, 0.3);
}

/* ============================================================
   BUTTONS - Statement Design
   ============================================================ */

.pv-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  gap: 20px;
}

.pv-btn-back {
  padding: 20px 40px;
  background: transparent;
  border: 2px solid var(--border-default);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  min-width: 160px;
  min-height: 60px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.pv-btn-back:hover {
  border-color: var(--border-hover);
  background: var(--bg-surface-2);
  color: var(--text-primary);
  transform: translateX(-3px);
}

.pv-btn-next,
.pv-btn-submit {
  position: relative;
  margin-left: auto;
  padding: 22px 52px;
  background: var(--gold-gradient);
  border: none;
  border-radius: var(--radius);
  color: #000000;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.4s var(--ease-out);
  min-width: 200px;
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  box-shadow: var(--shadow-gold);
  overflow: hidden;
}

.pv-btn-next::before,
.pv-btn-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.pv-btn-next:hover,
.pv-btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold-lg);
}

.pv-btn-next:hover::before,
.pv-btn-submit:hover::before {
  opacity: 1;
}

.pv-btn-next:active,
.pv-btn-submit:active {
  transform: translateY(-1px);
}

/* Disabled submit button state */
.pv-btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.pv-btn-submit:disabled:hover {
  transform: none;
  box-shadow: none;
}

.pv-btn-submit:disabled::before {
  opacity: 0;
}

/* ============================================================
   RESULT CARDS - 4 Column Grid Layout
   ============================================================ */

.pv-results,
.pv-result-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.pv-result-card {
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  transition: all 0.4s var(--ease-out);
  overflow: hidden;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.pv-result-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold-gradient);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.pv-result-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pv-result-card:hover::before {
  opacity: 1;
}

.pv-result-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

.pv-result-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.pv-result-unit {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Eigenverbrauch dual display (% | kWh) */
.pv-ev-dual {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pv-ev-dual-item {
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.pv-ev-dual-item .pv-result-unit {
  display: inline;
  margin-top: 0;
}
.pv-ev-dual-sep {
  display: none;
}
@media (max-width: 600px) {
  .pv-ev-dual-item .pv-result-value {
    font-size: 22px !important;
  }
}

/* ============================================================
   BLOG LINK BOX - Big Info Card Design
   ============================================================ */

#pv-blog-links {
  margin-bottom: 32px;
}

#pv-blog-links h4 {
  margin: 0 0 16px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.pv-blog-link-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.3s var(--ease-out);
  margin-bottom: 12px;
}

.pv-blog-link-card:last-child {
  margin-bottom: 0;
}

.pv-blog-link-card:hover {
  border-color: var(--gold-300);
  background: var(--gold-gradient-subtle);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.pv-blog-link-icon {
  font-size: 32px;
  line-height: 1;
  flex-shrink: 0;
}

.pv-blog-link-card strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.pv-blog-link-arrow {
  font-size: 20px;
  color: var(--gold-300);
  transition: transform 0.3s ease;
}

.pv-blog-link-card:hover .pv-blog-link-arrow {
  transform: translateX(4px);
}

/* ============================================================
   LEAD FORM - Premium Contact
   ============================================================ */

.pv-lead-form {
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-top: 40px;
  overflow: hidden;
}

.pv-lead-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gold-gradient);
}

.pv-lead-form h3 {
  margin: 0 0 28px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--gold-200);
  display: flex;
  align-items: center;
  gap: 14px;
}

.pv-lead-form h3::before {
  content: '✦';
  font-size: 28px;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Cloudflare Turnstile CAPTCHA styling - compact size for DESKTOP */
.pv-lead-form .cf-turnstile {
  margin: 16px 0 !important;
  max-width: none !important;
  width: auto !important;
}

.pv-lead-form .cf-turnstile iframe {
  border-radius: var(--radius) !important;
  transform: scaleX(0.40) scaleY(1.0) !important;
  transform-origin: left center !important;
  width: 300px !important;
}

/* Desktop explicit */
@media (min-width: 601px) {
  .pv-lead-form .cf-turnstile iframe {
    transform: scaleX(0.40) scaleY(1.0) !important;
  }
}

/* Mobile: even smaller Turnstile */
@media (max-width: 600px) {
  .pv-lead-form .cf-turnstile {
    margin: 12px 0 !important;
  }

  .pv-lead-form .cf-turnstile iframe {
    transform: scale(0.75) !important;
  }
}

/* ============================================================
   ADD BUTTONS - Dach hinzufügen
   ============================================================ */

.pv-dach-add {
  padding: 18px 32px;
  background: var(--bg-surface-2);
  border: 2px dashed var(--border-default);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  margin-bottom: 24px;
}

.pv-dach-add:hover {
  border-color: var(--gold-300);
  color: var(--gold-300);
  background: var(--gold-gradient-subtle);
}

/* Link Button - professional inline action button */
.pv-link-btn {
  padding: 12px 18px;
  min-height: 44px;
  background: transparent;
  border: 1px solid var(--gold-300);
  border-radius: 6px;
  color: var(--gold-200);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
}

.pv-link-btn svg {
  opacity: 0.8;
  transition: opacity 0.25s ease;
}

.pv-link-btn:hover {
  background: var(--gold-gradient-subtle);
  border-color: var(--gold-400);
  color: var(--gold-100);
  transform: translateY(-1px);
}

.pv-link-btn:hover svg {
  opacity: 1;
}

.pv-link-btn:active {
  transform: translateY(0);
}

/* kWp auto button - align with input below */
#pv-kwp-auto {
  margin-left: 0;
}

/* Roof Section Container - with proper spacing */
.pv-dach-section {
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}

.pv-dach-section:last-child {
  margin-bottom: 0;
}

.pv-dach-remove {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-default);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  z-index: 10;
}

.pv-dach-remove:hover {
  border-color: #ef4444;
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
  transform: rotate(90deg);
}

/* ============================================================
   RESPONSIVE - Professional Mobile Experience
   ============================================================ */

/* Tablet (900px and below) */
@media (max-width: 900px) {
  .pv-step {
    padding: 32px;
  }

  /* 3-step progress for Rechner on tablet */
  #pv-rechner .pv-progress {
    grid-template-columns: repeat(3, 1fr);
  }

  /* 2-step progress for Konfigurator on tablet */
  #pv-konfigurator .pv-progress {
    grid-template-columns: repeat(2, 1fr);
  }

  .pv-quick-select {
    grid-template-columns: 1fr;
  }

  .pv-result-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile (600px and below) */
@media (max-width: 600px) {
  /* Container - edge-to-edge for maximum content width */
  .pv-rechner-wrap,
  .pv-konfigurator-wrap {
    padding: 0 !important;
    margin: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
  }

  /* Step containers - comfortable touch targets */
  .pv-step {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
  }

  /* Headings - readable on mobile */
  .pv-step h2 {
    font-size: 20px;
    margin-bottom: 20px;
    line-height: 1.3;
  }

  /* Progress stepper - compact horizontal pills */
  .pv-progress {
    grid-template-columns: 1fr !important;
    gap: 6px;
    padding: 8px;
    background: var(--bg-surface);
    border-radius: var(--radius);
    margin-bottom: 20px;
  }

  .pv-progress-step {
    padding: 10px 8px;
    font-size: 10px;
    font-weight: 600;
    border-radius: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .pv-progress-step.active {
    font-size: 11px;
    font-weight: 700;
  }

  /* Form fields - comfortable input sizes */
  .pv-field {
    margin-bottom: 16px;
  }

  .pv-field label {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
  }

  .pv-field input[type="text"],
  .pv-field input[type="number"],
  .pv-field input[type="email"],
  .pv-field input[type="tel"],
  .pv-field select {
    font-size: 16px; /* Prevents iOS zoom on focus */
    padding: 14px 16px;
    min-height: 48px; /* Touch-friendly */
    border-radius: var(--radius);
  }

  .pv-field small {
    font-size: 11px;
    margin-top: 6px;
    display: block;
    line-height: 1.4;
  }

  /* Quick select buttons - large touch targets */
  .pv-quick-select {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 12px;
  }

  .pv-quick {
    padding: 14px 16px;
    min-height: 56px;
    font-size: 13px;
    border-radius: var(--radius);
    text-align: left;
    justify-content: space-between;
  }

  .pv-quick small {
    font-size: 11px;
    opacity: 0.8;
  }

  /* Toggle buttons - finger-friendly */
  .pv-toggle {
    display: flex;
    gap: 8px;
  }

  .pv-toggle-btn {
    flex: 1;
    padding: 14px 12px;
    min-height: 48px;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius);
  }

  /* Slider controls - match desktop design */
  .pv-slider-with-input {
    display: flex;
    gap: 12px;
    align-items: center;
  }

  .pv-slider-with-input input[type="range"] {
    flex: 1;
    height: 12px;
  }

  .pv-slider-with-input input[type="number"] {
    width: 56px;
    min-height: 44px;
    font-size: 15px;
    font-weight: 700;
  }

  /* Navigation buttons - full width, stacked */
  .pv-nav {
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
  }

  .pv-btn-back,
  .pv-btn-next,
  .pv-btn-submit {
    width: 100%;
    min-width: auto;
    min-height: 52px; /* Comfortable touch target */
    font-size: 14px;
    font-weight: 700;
    padding: 16px 24px;
    border-radius: var(--radius-lg);
  }

  /* Dach section - compact on mobile */
  .pv-dach-section {
    padding: 20px 16px;
    margin-bottom: 16px;
  }

  .pv-dach-add {
    width: 100%;
    justify-content: center;
    padding: 16px 20px;
    font-size: 13px;
  }

  /* Result cards - 2 per row, compact */
  .pv-results,
  .pv-result-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .pv-result-card {
    padding: 14px 10px;
    min-height: 84px;
    border-radius: var(--radius);
  }

  .pv-result-label {
    font-size: 9px;
    line-height: 1.3;
    margin-bottom: 6px;
  }

  .pv-result-value {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
  }

  .pv-result-unit {
    font-size: 10px;
  }

  /* Lead form - spacious on mobile */
  .pv-lead-form {
    margin-top: 24px;
    padding: 20px 16px;
  }

  .pv-lead-form h3 {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .pv-lead-form p {
    font-size: 12px;
    line-height: 1.5;
  }

  .pv-lead-form input[type="text"],
  .pv-lead-form input[type="email"],
  .pv-lead-form input[type="tel"] {
    min-height: 48px;
    font-size: 16px;
  }

  .pv-checkbox label {
    font-size: 12px;
    line-height: 1.5;
  }

  /* Konfigurator CTA - prominent on mobile */
  .pv-konfigurator-cta {
    padding: 20px 16px;
    margin: 20px 0;
  }

  .pv-konfigurator-cta h3 {
    font-size: 16px;
    margin-bottom: 10px;
  }

  .pv-konfigurator-cta p {
    font-size: 12px;
    line-height: 1.5;
    margin-bottom: 16px;
  }

  #pv-to-konfigurator {
    width: 100%;
    justify-content: center;
    min-height: 52px;
    font-size: 14px;
    font-weight: 700;
  }

  /* Info boxes - readable */
  .pv-info-box {
    padding: 16px;
    font-size: 12px;
    line-height: 1.6;
    margin: 16px 0;
  }

  /* Blog links - stacked */
  .pv-blog-links {
    margin: 16px 0;
  }

  .pv-blog-links a {
    display: block;
    padding: 12px 16px;
    margin-bottom: 8px;
    font-size: 13px;
  }

  /* Dachflaeche dimensions component - mobile */
  .pv-flaeche-row {
    flex-wrap: wrap;
    gap: 8px;
  }

  .pv-flaeche-field input.pv-flaeche {
    min-width: 120px !important;
    min-height: 48px !important;
    padding: 14px 16px !important;
    font-size: 16px !important;
  }

  .pv-masse-toggle {
    padding: 8px 12px;
    min-height: 40px;
    font-size: 11px;
  }

  .pv-masse-toggle .pv-masse-toggle-text {
    display: none;
  }

  .pv-masse-fields {
    padding: 16px 14px;
  }

  .pv-masse-input-group {
    gap: 8px;
  }

  .pv-masse-separator {
    width: 24px;
  }

  .pv-masse-separator span {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }

  .pv-masse-input-wrap input {
    min-height: 44px !important;
    font-size: 16px !important; /* Prevent iOS zoom */
  }

  .pv-masse-result {
    font-size: 11px;
    padding: 6px 10px;
  }

  .pv-flaeche-badge {
    font-size: 8px;
    padding: 2px 6px;
  }
}

/* Extra small screens (400px and below) */
@media (max-width: 400px) {
  .pv-rechner-wrap,
  .pv-konfigurator-wrap {
    padding: 0 8px 16px;
  }

  .pv-step {
    padding: 16px 12px;
  }

  .pv-step h2 {
    font-size: 18px;
  }

  /* Single column results on very small screens */
  .pv-results,
  .pv-result-grid {
    grid-template-columns: 1fr;
  }

  .pv-result-card {
    padding: 12px 10px;
    min-height: 72px;
  }

  .pv-result-value {
    font-size: 16px;
  }

  .pv-result-label {
    font-size: 8px;
  }

  .pv-result-unit {
    font-size: 9px;
  }

  /* Compact progress text */
  .pv-progress-step {
    font-size: 9px;
    padding: 8px 4px;
  }

  /* Smaller toggle buttons */
  .pv-toggle-btn {
    padding: 12px 8px;
    font-size: 12px;
    min-height: 44px;
  }

  /* Quick select - compact */
  .pv-quick {
    padding: 12px 14px;
    font-size: 12px;
    min-height: 50px;
  }

  .pv-quick small {
    font-size: 10px;
  }

  /* Dimensions component — extra small */
  .pv-flaeche-field input.pv-flaeche {
    min-width: 100px !important;
    padding: 12px 14px !important;
  }

  .pv-masse-fields {
    padding: 12px 10px;
  }

  .pv-masse-input-group {
    gap: 6px;
  }

  .pv-masse-separator {
    width: 20px;
  }

  .pv-masse-separator span {
    width: 22px;
    height: 22px;
    font-size: 11px;
  }
}

/* Landscape mobile optimization */
@media (max-width: 700px) and (orientation: landscape) {
  .pv-step {
    padding: 16px;
  }

  .pv-progress {
    margin-bottom: 12px;
  }

  .pv-results,
  .pv-result-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Safe area insets for notched devices (iPhone X and newer) */
@supports (padding: max(0px)) {
  @media (max-width: 600px) {
    .pv-rechner-wrap,
    .pv-konfigurator-wrap {
      padding-left: max(12px, env(safe-area-inset-left));
      padding-right: max(12px, env(safe-area-inset-right));
      padding-bottom: max(24px, env(safe-area-inset-bottom));
    }

    .pv-nav {
      padding-bottom: max(0px, env(safe-area-inset-bottom));
    }
  }
}

/* ============================================================
   ACCESSIBILITY - Focus States
   ============================================================ */

.pv-btn-back:focus-visible,
.pv-btn-next:focus-visible,
.pv-btn-submit:focus-visible,
.pv-quick:focus-visible,
.pv-dach-add:focus-visible {
  outline: 3px solid var(--gold-300);
  outline-offset: 3px;
}

/* ============================================================
   KONFIGURATOR - Specific Styles
   ============================================================ */

/* Calc Link Banner */
.kfg-calc-link {
  margin-bottom: 24px;
}

.kfg-calc-link-toggle {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.kfg-calc-link-toggle:hover {
  border-color: var(--gold-300);
  color: var(--gold-200);
}

.kfg-arrow {
  margin-left: auto;
  transition: transform 0.3s var(--ease-out);
}

.kfg-calc-link.open .kfg-arrow {
  transform: rotate(90deg);
}

.kfg-calc-link-body {
  display: none;
  margin-top: 12px;
  padding: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius);
  gap: 12px;
}

.kfg-calc-link.open .kfg-calc-link-body {
  display: flex;
}

.kfg-calc-link-body input {
  flex: 1;
  padding: 12px 16px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 14px;
}

.kfg-calc-link-body button {
  padding: 12px 24px;
  background: var(--gold-gradient);
  border: none;
  border-radius: var(--radius);
  color: #000;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.kfg-calc-link-body button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.kfg-calc-link-msg {
  display: none;
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
}

.kfg-calc-link-msg.success {
  display: block;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: #34d399;
}

.kfg-calc-link-msg.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

/* Calc Banner */
.kfg-calc-banner {
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--gold-gradient-subtle);
  border: 1px solid var(--gold-300);
  border-radius: var(--radius-lg);
  font-size: 13px;
  color: var(--text-primary);
}

.kfg-calc-banner strong {
  color: var(--gold-200);
}

/* Budget Note */
.kfg-budget-note {
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  font-size: 13px;
  color: var(--text-secondary);
}

.kfg-budget-note strong {
  color: var(--gold-200);
}

/* Speicher Info Toggle */
.kfg-speicher-info {
  margin-top: 24px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.kfg-speicher-info-toggle {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.3s var(--ease-out);
}

.kfg-speicher-info-toggle:hover {
  background: var(--bg-elevated);
  color: var(--gold-200);
}

.kfg-speicher-info-toggle .kfg-arrow {
  margin-left: auto;
  transition: transform 0.3s var(--ease-out);
}

.kfg-speicher-info.open .kfg-arrow {
  transform: rotate(90deg);
}

.kfg-speicher-info-body {
  display: none;
  padding: 20px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.kfg-speicher-info.open .kfg-speicher-info-body {
  display: block;
}

.kfg-speicher-info-body ul {
  margin: 0;
  padding-left: 20px;
}

.kfg-speicher-info-body li {
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 14px;
}

.kfg-speicher-info-body li strong {
  color: var(--gold-200);
}

/* System Result Table */
.kfg-products {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.kfg-products th,
.kfg-products td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.kfg-products th {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.kfg-products td {
  color: var(--text-primary);
  font-size: 14px;
}

.kfg-products tr:last-child td {
  border-bottom: none;
}

.kfg-products tr:hover td {
  background: var(--bg-surface-2);
}

.kfg-total td {
  background: var(--gold-gradient-subtle);
  border-color: var(--gold-300);
  font-size: 16px;
}

.kfg-total td strong {
  color: var(--gold-200);
}

.kfg-hint {
  font-size: 12px;
  color: var(--text-tertiary);
  font-style: italic;
}

/* Szenarien Table */
.kfg-szenarien {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 13px;
}

.kfg-szenarien th,
.kfg-szenarien td {
  padding: 12px;
  text-align: left;
  border: 1px solid var(--border-subtle);
}

.kfg-szenarien th {
  background: var(--bg-surface-2);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.kfg-szenarien td {
  color: var(--text-primary);
}

.kfg-recommended {
  background: var(--gold-gradient-subtle);
}

.kfg-recommended td {
  border-color: var(--gold-300);
  color: var(--gold-200);
  font-weight: 600;
}

/* Produkte Cards */
.produkt-card {
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.produkt-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.produkt-card.selected {
  border-color: var(--gold-300);
  background: var(--gold-gradient-subtle);
  box-shadow: var(--shadow-gold);
}

.produkt-card h4 {
  margin: 0 0 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.produkt-card .preis {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 700;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.produkt-card .details {
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

.produkt-card h4 {
  margin: 0 0 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.produkt-card .preis {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 700;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.produkt-card .details {
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes pvPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.pv-loading {
  animation: pvPulse 1.5s ease-in-out infinite;
}

/* Scroll-triggered animations */
.pv-step {
  animation: pvSlideUp 0.5s var(--ease-out);
}

/* ============================================================
   INLINE VALIDATION ERROR STYLES
   ============================================================ */

.pv-field-error {
  border-color: #dc2626 !important;
  background-color: rgba(220, 38, 38, 0.05) !important;
}

.pv-field-error:focus {
  border-color: #dc2626 !important;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1) !important;
}

.pv-field-error-message {
  animation: pvSlideIn 0.3s var(--ease-out);
}

@keyframes pvSlideIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================
   GOOGLE MAPS SOLAR API INTEGRATION
   ============================================================ */

/* Address Input Section - Premium Black & Gold */
.pv-address-section {
  margin-bottom: 20px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(252, 211, 77, 0.05), rgba(245, 158, 11, 0.03));
  border: 1.5px solid rgba(252, 211, 77, 0.25);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px rgba(252, 211, 77, 0.06);
}

.pv-address-section label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pv-address-section label svg {
  flex-shrink: 0;
  opacity: 0.9;
}

.pv-address-section small {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.4;
  opacity: 0.7;
}

/* Input + Geo button row */
.pv-address-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.pv-address-input {
  flex: 1;
  min-width: 0;
  padding: 14px 16px;
  font-size: 15px;
  font-family: var(--font-primary);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1.5px solid var(--border-default);
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
  box-sizing: border-box;
  -webkit-appearance: none;
}

.pv-address-input::placeholder {
  color: var(--text-muted);
  opacity: 0.5;
}

.pv-address-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

/* Geolocation Button */
.pv-geo-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  min-height: 50px;
  padding: 0;
  background: var(--gold-gradient);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), opacity 0.2s;
  color: #0a0a0a;
  flex-shrink: 0;
  touch-action: manipulation;
}

.pv-geo-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(252, 211, 77, 0.35);
}

.pv-geo-btn:active {
  transform: scale(0.95);
  box-shadow: none;
}

.pv-geo-btn svg {
  stroke-width: 2.5;
  pointer-events: none;
}

.pv-geo-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

/* Mobile overrides */
@media (max-width: 600px) {
  .pv-address-section {
    padding: 16px;
    margin-bottom: 16px;
  }

  .pv-address-section label {
    font-size: 11px;
    margin-bottom: 10px;
  }

  .pv-address-section small {
    display: block;
    font-size: 11px;
    margin-top: 8px;
    opacity: 0.6;
  }

  .pv-address-row {
    gap: 10px;
  }

  .pv-address-input {
    font-size: 16px; /* prevents iOS zoom */
    padding: 14px 14px;
    min-height: 52px;
    border-radius: var(--radius);
  }

  .pv-geo-btn {
    width: 52px;
    min-height: 52px;
    border-radius: var(--radius);
  }

  .pv-geo-btn svg {
    width: 20px;
    height: 20px;
  }
}

/* Loading spinner animation */
@keyframes pv-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.pv-spin {
  animation: pv-spin 1s linear infinite;
}

/* API Status Messages */
.pv-api-status {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  display: none;
  width: fit-content;
}

.pv-api-status:empty {
  display: none !important;
}

.pv-api-status.pv-api-loading {
  display: block;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #60a5fa;
}

.pv-api-status.pv-api-success {
  display: inline-block !important;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.1)) !important;
  border: 1px solid rgba(34, 197, 94, 0.5) !important;
  color: #86efac !important;
  box-shadow: 0 2px 12px rgba(34, 197, 94, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1) !important;
  font-weight: 700 !important;
  padding: 12px 16px !important;
  width: fit-content !important;
  text-shadow: 0 0 1px rgba(34, 197, 94, 0.8);
}

.pv-api-status.pv-api-error {
  display: block;
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: #f87171;
}

/* API Preview Box - Premium Black & Gold */
.pv-api-preview {
  margin: 20px 0;
  padding: 28px;
  background: linear-gradient(135deg, rgba(252, 211, 77, 0.06), rgba(245, 158, 11, 0.04));
  border: 1.5px solid rgba(252, 211, 77, 0.3);
  border-radius: var(--radius-lg);
  display: none;
  box-shadow: 0 4px 24px rgba(252, 211, 77, 0.08);
}

.pv-api-preview.pv-visible {
  display: block;
  animation: pvSlideIn 0.3s var(--ease-out);
}

.pv-api-preview h4 {
  margin: 0 0 16px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Roof Segment List */
.pv-api-dach-liste {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  margin-bottom: 16px;
}

/* Scrollable segment container */
#pv-api-dach-liste-scroll {
  max-height: 340px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Custom scrollbar styling */
#pv-api-dach-liste-scroll::-webkit-scrollbar {
  width: 6px;
}

#pv-api-dach-liste-scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
}

#pv-api-dach-liste-scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #fcd34d, #f59e0b);
  border-radius: 3px;
}

#pv-api-dach-liste-scroll::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #fbbf24, #d97706);
}

.pv-api-dach-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 20px 20px;
  background: rgba(26, 26, 26, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: all 0.25s var(--ease-out);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  font-size: 15px;
}

.pv-api-dach-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #fcd34d, #f59e0b);
  opacity: 0;
  transition: opacity 0.25s var(--ease-out);
}

.pv-api-dach-item:hover {
  border-color: rgba(212, 175, 55, 0.5);
  background: rgba(30, 30, 30, 0.9);
}

.pv-api-dach-item.pv-segment-selected {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.1));
  border-color: var(--gold);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.25);
}

.pv-api-dach-item.pv-segment-selected::before {
  opacity: 1;
}

.pv-api-dach-item .dach-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pv-api-dach-item .dach-info .dach-area {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 16px;
}

.pv-api-dach-item .dach-info .dach-details {
  font-size: 14px;
  color: var(--text-secondary);
}

.pv-api-dach-item .dach-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.1));
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.15);
}

.pv-api-dach-item .dach-badge svg {
  width: 14px;
  height: 14px;
  stroke: var(--gold);
  filter: drop-shadow(0 1px 2px rgba(212, 175, 55, 0.3));
}

/* Preview Action Buttons */
.pv-api-preview-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.pv-api-preview-actions button {
  flex: 1;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  border: none;
}

#pv-uebernehmen-btn {
  background: linear-gradient(135deg, #fcd34d, #f59e0b) !important;
  color: #0a0a0a !important;
  font-weight: 600;
}

#pv-uebernehmen-btn:hover {
  background: linear-gradient(135deg, #fde68a, #fcd34d) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(252, 211, 77, 0.3);
}

/* Select All / Deselect All buttons container - fixed above scroll area */
#pv-api-dach-liste-buttons {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  margin-bottom: 12px;
}

#pv-select-all-btn,
#pv-deselect-all-btn {
  flex: 1;
  background: linear-gradient(135deg, #fcd34d, #f59e0b);
  color: #0a0a0a;
  border: none;
  font-weight: 600;
  padding: 8px 14px;
  font-size: 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease-out;
}

#pv-deselect-all-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

#pv-select-all-btn:hover,
#pv-deselect-all-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(252, 211, 77, 0.3);
}

#pv-select-all-btn:hover {
  background: linear-gradient(135deg, #fde68a, #fcd34d);
}

#pv-deselect-all-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   3D House Visualization Styles
   ============================================================ */

#pv-3d-container {
  margin: 20px 0;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.9), rgba(20, 20, 20, 0.9));
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.pv-3d-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(212, 175, 55, 0.05));
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.pv-3d-header span:first-child {
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pv-3d-hint {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
}

#pv-3d-canvas-container {
  width: 100%;
  height: 350px;
  position: relative;
  background: radial-gradient(circle at center, #1a1a1a 0%, #0a0a0a 100%);
}

#pv-3d-canvas-container canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* Loading state for 3D canvas */
#pv-3d-canvas-container.pv-3d-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid rgba(212, 175, 55, 0.2);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: pvSpin 1s linear infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  #pv-3d-canvas-container {
    height: 280px;
  }

  .pv-3d-header {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .pv-3d-hint {
    font-size: 11px;
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .pv-api-dach-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .pv-api-dach-item .dach-badge {
    justify-self: start;
  }

  .pv-api-preview-actions {
    flex-direction: column;
  }
}

/* Mobile (600px and below) - Force Premium Black & Gold Design */
@media (max-width: 600px) {
  /* API Preview Container - override theme styles */
  .pv-api-preview {
    background: linear-gradient(135deg, rgba(252, 211, 77, 0.06), rgba(245, 158, 11, 0.04)) !important;
    border: 1.5px solid rgba(252, 211, 77, 0.3) !important;
    box-shadow: 0 4px 24px rgba(252, 211, 77, 0.08) !important;
    padding: 20px 16px !important;
  }

  /* API Preview Title */
  .pv-api-preview h4 {
    color: var(--gold) !important;
  }

  /* Roof Segment List Container */
  #pv-api-dach-liste {
    background: rgba(0, 0, 0, 0.3) !important;
  }

  /* Select All / Deselect All buttons - ensure visibility */
  #pv-api-dach-liste-buttons {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
  }

  /* Individual segment cards - DEFAULT (not selected) */
  .pv-api-dach-item:not(.pv-segment-selected) {
    background: rgba(30, 30, 30, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
  }

  /* Segment text */
  .pv-api-dach-item strong,
  .pv-api-dach-item span {
    color: #ffffff !important;
  }

  /* Dach area label */
  .pv-api-dach-item .dach-flaeche {
    color: var(--gold) !important;
  }

  /* Selected segment cards - GOLD highlight */
  .pv-api-dach-item.pv-segment-selected {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.25), rgba(212, 175, 55, 0.15)) !important;
    border: 2px solid var(--gold) !important;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4) !important;
  }

  /* Scroll container */
  #pv-api-dach-liste-scroll {
    max-height: 300px !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  /* Show scrollbar on mobile */
  #pv-api-dach-liste-scroll::-webkit-scrollbar {
    width: 6px !important;
  }

  #pv-api-dach-liste-scroll::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05) !important;
    border-radius: 3px !important;
  }

  #pv-api-dach-liste-scroll::-webkit-scrollbar-thumb {
    background: var(--gold) !important;
    border-radius: 3px !important;
  }
}