:root {
  --color-bg: #f5f5fb;
  --color-surface: #ffffff;
  --color-border-subtle: #e0e0ea;
  --color-primary: #5b46ff;
  --color-primary-soft: #f0edff;
  --color-text-main: #111827;
  --color-text-muted: #6b7280;
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--color-bg);
  color: var(--color-text-main);
}

/* Auth Styles */
body.auth-locked {
  overflow: hidden;
}

body.auth-locked > *:not(#auth-modal) {
  filter: blur(5px);
  pointer-events: none;
}

.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(245, 245, 251, 0.95);
  backdrop-filter: blur(8px);
  padding: 20px;
  overflow-y: auto;
}

.auth-footer {
  position: relative;
  bottom: auto;
  left: auto;
  transform: none;
  width: 100%;
  min-width: 600px;
  margin-top: -5px;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.4;
  background: transparent;
  padding: 10px;
  border: none;
  box-shadow: none;
  z-index: 10000;
  max-width: none;
  text-align: center;
  white-space: nowrap; /* Force single line */
}

.auth-container {
  position: relative;
  background: transparent;
  padding: 0;
  box-shadow: none;
  text-align: center;
  width: auto;
  max-width: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: -40px; /* Move it up another 20px (was -20px) */
  gap: 10px; /* Space between elements */
}

.auth-footer a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.auth-footer a:hover {
  text-decoration: underline;
}

#user-button {
  display: flex;
  align-items: center;
  z-index: 1000;
  position: relative;
  min-width: 32px;
  min-height: 32px;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-logo-emoji {
  font-size: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--color-primary-soft);
}

.app-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.app-lang {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding: 8px 12px 8px 38px;
  border-radius: 999px;
  border: 1px solid rgba(17, 24, 39, 0.16);
  background: #ffffff;
  color: var(--color-text-main);
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(14, 165, 233, 0.12);
  background-repeat: no-repeat;
  background-position: 12px 50%;
  background-size: 16px 16px;
}

.app-lang[data-locale="en"] {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A//www.w3.org/2000/svg'%20viewBox%3D'0%200%2032%2032'%3E%3Crect%20width%3D'32'%20height%3D'32'%20rx%3D'6'%20fill%3D'%23ffffff'/%3E%3Cpath%20d%3D'M2%206h28v4H2zM2%2014h28v4H2zM2%2022h28v4H2z'%20fill%3D'%23d32f2f'/%3E%3Cpath%20d%3D'M2%202h13v12H2z'%20fill%3D'%232145b7'/%3E%3C/svg%3E");
  background-color: rgba(33, 69, 183, 0.08);
  border-color: rgba(33, 69, 183, 0.20);
}

.app-lang[data-locale="he"] {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A//www.w3.org/2000/svg'%20viewBox%3D'0%200%2032%2032'%3E%3Crect%20width%3D'32'%20height%3D'32'%20rx%3D'6'%20fill%3D'%23ffffff'/%3E%3Cpath%20d%3D'M4%207h24v4H4zM4%2021h24v4H4z'%20fill%3D'%231e88e5'/%3E%3Cpath%20d%3D'M16%2011.2l3.8%206.6H12.2z'%20fill%3D'none'%20stroke%3D'%231e88e5'%20stroke-width%3D'1.8'%20stroke-linejoin%3D'round'/%3E%3Cpath%20d%3D'M16%2020.8l-3.8-6.6h7.6z'%20fill%3D'none'%20stroke%3D'%231e88e5'%20stroke-width%3D'1.8'%20stroke-linejoin%3D'round'/%3E%3C/svg%3E");
  background-color: rgba(30, 136, 229, 0.08);
  border-color: rgba(30, 136, 229, 0.20);
}

.app-lang:focus {
  outline: 2px solid rgba(91, 70, 255, 0.55);
  outline-offset: 2px;
}

.app-lang option {
  background: #ffffff;
  color: #111827;
}

.app-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
}

.app-main {
  flex: 1;
  padding: 20px 32px 32px;
}

.operations-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.selection-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 14px;
  margin-bottom: 18px;
  border: 1px solid var(--color-border-subtle);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.selection-summary.is-hidden {
  display: none;
}

.selection-summary-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.selection-summary-chips {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.selection-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #e9f8ee;
  border: 1px solid #b9e6c7;
  font-size: 12px;
  color: #1b4332;
}

.selection-chip.is-hidden {
  display: none;
}

.op-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: #ffffff;
  color: var(--color-text-main);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.05s ease,
    border-color 0.15s ease;
}

.op-btn:hover {
  background: #f9fafb;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
}

.op-btn:active {
  transform: translateY(1px);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.08);
}

/* ==========================================================
   Rich Tooltips (custom, with background)
   ========================================================== */
.vr-tooltip {
  position: fixed;
  z-index: 2500;
  max-width: 320px;
  padding: 10px 12px;
  border-radius: 10px;
  /* Yellow background with black text (high visibility, friendly) */
  background: rgba(254, 249, 195, 0.65); /* yellow-100 (even more transparent) */
  color: #111827; /* slate-900 */
  font-size: 12.5px;
  line-height: 1.35;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.14);
  border: 1px solid rgba(250, 204, 21, 0.45); /* yellow border */
  backdrop-filter: blur(6px);
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 120ms ease, transform 120ms ease;
}

.vr-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.vr-tooltip::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background: rgba(254, 249, 195, 0.65);
  border-left: 1px solid rgba(250, 204, 21, 0.45);
  border-top: 1px solid rgba(250, 204, 21, 0.45);
  transform: rotate(45deg);
}

.vr-tooltip[data-placement="top"]::after {
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%) rotate(225deg);
}

.vr-tooltip[data-placement="bottom"]::after {
  left: 50%;
  top: -6px;
  transform: translateX(-50%) rotate(45deg);
}

.op-btn-primary {
  background: linear-gradient(135deg, #8b5cf6, #0ea5e9);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.25);
}

.op-btn-primary:hover {
  background: linear-gradient(135deg, #7c3aed, #0284c7);
}

.op-btn-accent {
  background: linear-gradient(135deg, #8b5cf6, #0ea5e9);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.25);
}

.op-btn-accent:hover {
  background: linear-gradient(135deg, #7c3aed, #0284c7);
}

.op-btn-reset {
  background: #f3f4f6;
  color: var(--color-text-muted);
}

.op-btn-reset:hover {
  background: #e5e7eb;
}

.app-workspace {
  border-radius: 16px;
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  padding: 16px 18px 20px;
}

.app-placeholder {
  border-radius: 14px;
  border: 1px dashed var(--color-border-subtle);
  background: rgba(255, 255, 255, 0.7);
  padding: 24px;
  color: var(--color-text-muted);
  text-align: center;
  font-size: 14px;
}

.floor-plan-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.floor-plan-title {
  font-size: 16px;
  font-weight: 600;
}

.floor-plan-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Floor plan processing banner (more visible than subtitle text) */
.floor-plan-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  margin-top: 8px;
  font-weight: 600;
  line-height: 1.2;
}

.floor-plan-status--processing {
  background: rgba(59, 130, 246, 0.14);
  border: 1px solid rgba(59, 130, 246, 0.28);
  color: #0f172a;
}

.floor-plan-status--error {
  background: rgba(239, 68, 68, 0.10);
  border: 1px solid rgba(239, 68, 68, 0.22);
  color: #7f1d1d;
}

.floor-plan-status-spinner {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 2px solid rgba(30, 64, 175, 0.22);
  border-top-color: rgba(30, 64, 175, 0.9);
  animation: floorPlanSpin 900ms linear infinite;
  flex: 0 0 auto;
}

.floor-plan-status--error .floor-plan-status-spinner {
  border-color: rgba(127, 29, 29, 0.20);
  border-top-color: rgba(127, 29, 29, 0.85);
}

@keyframes floorPlanSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.floor-plan-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.floor-plan-table thead {
  background: #f9fafb;
}

.floor-plan-table th,
.floor-plan-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border-subtle);
  text-align: left;
}

/* Product selector (Category vs Style rows spacing) */
.ps-style-row {
  margin-top: 10px;
}

.floor-plan-table th:nth-child(n + 2),
.floor-plan-table td:nth-child(n + 2) {
  text-align: right;
}

.floor-plan-measurement-cell {
  text-align: right;
}

.floor-plan-dimension-input {
  width: 100%;
  text-align: right;
  border: 1px solid var(--color-border-subtle);
  border-radius: 6px;
  padding: 4px 6px;
  font-size: 13px;
  background: #ffffff;
  color: var(--color-text-main);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.floor-plan-dimension-input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: transparent;
  box-shadow: 0 0 0 2px rgba(91, 70, 255, 0.15);
}

.floor-plan-dimension-input::placeholder {
  color: var(--color-text-muted);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.floor-plan-layout {
  margin-top: 10px;
  margin-bottom: 18px;
}

.floor-plan-svg {
  width: 100%;
  max-height: 420px;
  border-radius: 12px;
  border: 1px solid var(--color-border-subtle);
  background: #f9fafb;
}

.floor-plan-room-rect {
  fill: #ffffff;
  stroke: var(--color-border-subtle);
  stroke-width: 1;
}

.floor-plan-room-name,
.floor-plan-room-size,
.floor-plan-room-area {
  fill: var(--color-text-main);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  text-anchor: middle;
}

.floor-plan-room-name {
  font-size: 11px;
  font-weight: 600;
}

.floor-plan-room-size {
  font-size: 10px;
  fill: var(--color-text-muted);
}

.floor-plan-room-area {
  font-size: 10px;
  fill: var(--color-text-main);
  font-weight: 600;
}

.floor-plan-pdf-wrapper {
  margin-top: 8px;
  margin-bottom: 12px;
  border-radius: 12px;
  border: 1px solid var(--color-border-subtle);
  overflow: hidden;
  background: #111827;
}

.floor-plan-pdf-frame {
  width: 100%;
  height: 480px;
  border: none;
  background: #111827;
}

.photo-gallery {
  margin-top: 16px;
}

.photo-gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.photo-gallery-title {
  font-size: 15px;
  font-weight: 600;
}

.photo-gallery-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
}

.renovation-save-btn {
  background: linear-gradient(135deg, #8b5cf6, #0ea5e9);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 12px 26px rgba(14, 165, 233, 0.35);
  font-weight: 600;
  letter-spacing: 0.01em;
  gap: 8px;
}

.renovation-save-btn:hover {
  background: linear-gradient(135deg, #7c3aed, #0284c7);
}

.gemini-thinking-indicator {
  position: fixed;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.92), rgba(14, 165, 233, 0.92));
  color: #ffffff;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.25);
  z-index: 1600;
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 150ms ease, transform 150ms ease;
}

.gemini-thinking-indicator.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.gemini-thinking-dots {
  display: inline-flex;
  gap: 3px;
}

.gemini-thinking-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  opacity: 0.6;
  animation: geminiThinkingPulse 900ms infinite ease-in-out;
}

.gemini-thinking-dot:nth-child(2) {
  animation-delay: 150ms;
}

.gemini-thinking-dot:nth-child(3) {
  animation-delay: 300ms;
}

@keyframes geminiThinkingPulse {
  0% {
    opacity: 0.2;
    transform: translateY(0);
  }
  50% {
    opacity: 0.9;
    transform: translateY(-2px);
  }
  100% {
    opacity: 0.2;
    transform: translateY(0);
  }
}

.guide-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.guide-modal {
  max-width: 720px;
  width: 100%;
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 25px 70px rgba(15, 23, 42, 0.35);
  padding: 24px 28px;
  color: #111827;
  max-height: 90vh;
  overflow-y: auto;
}

.guide-modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.guide-modal-header h2 {
  margin: 0;
  font-size: 22px;
}

.guide-modal-header p {
  margin: 6px 0 0;
  color: #6b7280;
}

.guide-close-btn {
  background: transparent;
  border: none;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  color: #9ca3af;
}

.guide-section {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  background: #f9fafb;
}

.guide-section h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.guide-section ol,
.guide-section ul {
  margin: 0 0 10px 16px;
  padding-left: 16px;
  color: #374151;
}

.guide-section li {
  margin-bottom: 6px;
}

.guide-tip {
  margin: 0;
  font-size: 13px;
  color: #0f172a;
  background: #eef2ff;
  border-radius: 8px;
  padding: 8px 10px;
}

.guide-modal-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 12px;
}

.guide-close-secondary {
  background: #0f172a;
  color: #f8fafc;
}

.guide-close-secondary:hover {
  background: #1f2937;
  color: #ffffff;
}

.guide-btn {
  background: linear-gradient(135deg, #8b5cf6, #0ea5e9);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.25);
}

.guide-btn:hover {
  background: linear-gradient(135deg, #7c3aed, #0284c7);
}

.photo-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}

.photo-card {
  margin: 0;
  border-radius: 12px;
  border: 1px solid var(--color-border-subtle);
  background: #ffffff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.photo-card-img-wrap {
  background: #111827;
  max-height: 150px;
  overflow: hidden;
}

.photo-card-img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.photo-card-caption {
  padding: 8px 10px 10px;
}

.photo-card-name {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 2px;
}

.photo-card-original {
  font-size: 11px;
  color: var(--color-text-muted);
}

.photo-card-room {
  margin-top: 6px;
  font-size: 11px;
}

.photo-card-room label {
  display: flex;
  align-items: center;
  gap: 6px;
}

.photo-card-room span {
  color: var(--color-text-muted);
}

.photo-card-select {
  flex: 1;
  padding: 3px 6px;
  border-radius: 6px;
  border: 1px solid var(--color-border-subtle);
  font-size: 11px;
  background: #f9fafb;
}

.room-selector-panel {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2000;
  width: 220px;
  max-height: 260px;
  border-radius: 10px;
  border: 1px solid var(--color-border-subtle);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.room-selector-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.room-selector-title {
  font-size: 13px;
  font-weight: 600;
}

.room-selector-close {
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  padding: 0 2px;
}

.room-selector-body {
  padding: 6px 8px 8px;
  overflow-y: auto;
}

.room-selector-item {
  width: 100%;
  border: none;
  background: #f9fafb;
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 12px;
  text-align: left;
  margin-bottom: 4px;
  cursor: pointer;
}

.room-selector-item:hover {
  background: #e5e7eb;
}

.style-selector-panel {
  position: absolute;
  top: 52px;
  right: 32px;
  z-index: 15;
  width: 200px;
  border-radius: 10px;
  border: 1px solid var(--color-border-subtle);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.style-selector-header {
  padding: 6px 10px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.style-selector-title {
  font-size: 13px;
  font-weight: 600;
}

.style-selector-body {
  padding: 6px 8px 8px;
}

.style-selector-item {
  width: 100%;
  border: none;
  background: #f9fafb;
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 12px;
  text-align: left;
  margin-bottom: 4px;
  cursor: pointer;
}

.style-selector-item:hover {
  background: #e5e7eb;
}

.style-selector-item-active {
  background: #e0e7ff;
}

.renovate-selector-panel {
  position: absolute;
  top: 52px;
  right: 32px;
  z-index: 15;
  width: 220px;
  border-radius: 10px;
  border: 1px solid var(--color-border-subtle);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.renovate-selector-header {
  padding: 6px 10px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.renovate-selector-title {
  font-size: 13px;
  font-weight: 600;
}

.renovate-selector-body {
  padding: 6px 8px 8px;
}

.renovate-selector-item {
  width: 100%;
  border: none;
  background: #f9fafb;
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 12px;
  text-align: left;
  margin-bottom: 4px;
  cursor: pointer;
}

.renovate-selector-item:hover {
  background: #e5e7eb;
}

/* AlgoreitAI specific styles */

.op-btn-gemini {
  background: linear-gradient(135deg, #4285f4, #34a853, #fbbc04, #ea4335);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
  font-weight: 600;
}

.op-btn-gemini:hover {
  background: linear-gradient(135deg, #3367d6, #2d8e47, #f9ab00, #d33b2c);
  box-shadow: 0 6px 16px rgba(66, 133, 244, 0.4);
}

.op-btn-gemini:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* AlgoreitAI modal overlay */
.gemini-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.gemini-modal {
  background: var(--color-surface);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.gemini-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.gemini-modal-header h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-main);
}

.gemini-modal-close {
  border: none;
  background: transparent;
  font-size: 24px;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background 0.15s ease;
}

.gemini-modal-close:hover {
  background: #f3f4f6;
}

.gemini-modal-body {
  padding: 20px 22px;
  overflow-y: auto;
  flex: 1;
}

.gemini-modal-description {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.gemini-instructions-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border-subtle);
  border-radius: 8px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  min-height: 120px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.gemini-instructions-input:focus {
  outline: none;
  border-color: #4285f4;
  box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.gemini-modal-hint {
  margin-top: 10px;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.gemini-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 22px;
  border-top: 1px solid var(--color-border-subtle);
  background: #f9fafb;
}

.gemini-btn-cancel,
.gemini-btn-submit {
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
  border: none;
}

.gemini-btn-cancel {
  background: #e5e7eb;
  color: var(--color-text-main);
}

.gemini-btn-cancel:hover {
  background: #d1d5db;
}

.gemini-btn-submit {
  background: linear-gradient(135deg, #4285f4, #34a853);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
}

.gemini-btn-submit:hover {
  background: linear-gradient(135deg, #3367d6, #2d8e47);
  box-shadow: 0 6px 16px rgba(66, 133, 244, 0.4);
}

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

@media (max-width: 768px) {
  .gemini-modal {
    max-width: 100%;
    margin: 10px;
  }

  .gemini-modal-header,
  .gemini-modal-body,
  .gemini-modal-footer {
    padding-inline: 16px;
  }
}

@media (max-width: 768px) {
  .app-header {
    padding-inline: 16px;
  }

  .app-main {
    padding-inline: 16px;
  }

  .app-title {
    font-size: 18px;
  }
}

/* --- MOBILE RESPONSIVE ADAPTATIONS --- */
@media (max-width: 768px) {
  /* 1. Header Adaptations */
  .app-header {
    padding: 10px 16px;
    flex-wrap: wrap; /* Allow wrapping if needed, though usually row is fine */
  }
  
  .app-title {
    font-size: 16px; /* Smaller title */
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .app-header-left {
    gap: 8px;
  }

  .app-logo-emoji {
    width: 28px;
    height: 28px;
    font-size: 20px;
  }

  /* 2. Operations Bar (Scrollable Toolbar) */
  .operations-bar {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 8px; /* Space for scrollbar */
    -webkit-overflow-scrolling: touch; /* Smooth scroll on iOS */
    scrollbar-width: none; /* Firefox: Hide scrollbar */
  }
  
  .operations-bar::-webkit-scrollbar {
    display: none; /* Chrome/Safari: Hide scrollbar */
  }
  
  .op-btn {
    flex: 0 0 auto; /* Don't shrink */
    padding: 8px 14px;
    font-size: 13px;
    white-space: nowrap;
    height: 36px; /* Touch target size */
  }

  /* 3. Selector Panels (Bottom Sheet Style) */
  .style-selector-panel,
  .renovate-selector-panel,
  .room-selector-panel,
  #furniture-selector-panel {
    position: fixed !important;
    top: auto !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    min-width: 100% !important;
    max-height: 50vh !important; /* Half screen max */
    border-radius: 16px 16px 0 0 !important;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.2) !important;
    transform: none !important; /* Reset any JS transforms */
    animation: slideUp 0.3s ease-out;
    display: flex !important; /* Force visible when created */
    flex-direction: column;
    margin-top: 0 !important; /* Override desktop margin */
    z-index: 2000 !important; /* Ensure on top */
  }

  /* Dropdown Menu specific (needs toggle) */
  .op-dropdown-menu {
    position: fixed !important;
    top: auto !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    min-width: 100% !important;
    max-height: 50vh !important;
    border-radius: 16px 16px 0 0 !important;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.2) !important;
    transform: none !important;
    animation: slideUp 0.3s ease-out;
    display: none; /* Hidden by default, toggled via is-open */
    flex-direction: column;
    margin-top: 0 !important;
    z-index: 2000 !important;
  }

  /* Ensure it shows when open */
  .op-dropdown-menu.is-open {
    display: flex !important;
  }
  
  @keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
  }

  .style-selector-body,
  .renovate-selector-body,
  .room-selector-body {
    overflow-y: auto !important;
    flex: 1;
    padding-bottom: 20px !important; /* Safety padding for bottom notch */
  }

  /* 4. Workspace & Layout */
  .app-main {
    padding: 10px 12px; /* Reduce padding */
  }

  /* Make dropdown items larger in bottom sheet */
  .op-dropdown-menu .op-dropdown-item {
    padding: 16px 20px;
    font-size: 16px;
    border-bottom: 1px solid var(--color-border-subtle);
  }
  .op-dropdown-menu .op-dropdown-item:last-child {
    border-bottom: none;
  }
  
  .app-workspace {
    padding: 12px;
  }

  /* Floor Plan / Image Container */
  .floor-plan-svg {
    max-height: 60vh; /* Allow taller on mobile portrait */
  }
  
  /* Selection Summary */
  .selection-summary {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding: 8px 10px;
  }
  
  .selection-chip {
    white-space: nowrap;
    flex-shrink: 0;
  }
  
  /* Photo Gallery Grid */
  .photo-gallery-grid {
    grid-template-columns: repeat(2, 1fr); /* 2 columns on mobile */
    gap: 8px;
  }
  
  /* Modal Adaptations (Gemini, Guide) */
  .gemini-modal, .guide-modal {
    width: 95% !important;
    max-height: 85vh;
  }
  
  /* Ensure touch targets are distinct */
  button, select, input {
    touch-action: manipulation;
  }
}

/* Dropdown Menu Styles */
.op-dropdown-container {
  position: relative;
  display: inline-block;
}

/* Responsive Utilities */
.mobile-only { display: none !important; }
.desktop-only { display: inline-block !important; }

@media (max-width: 768px) {
  .mobile-only { display: inline-flex !important; }
  .desktop-only { display: none !important; }
}

.op-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1600; /* Higher than guide overlay */
  min-width: 160px;
  background: #ffffff;
  border: 1px solid var(--color-border-subtle);
  border-radius: 10px;
  box-shadow: var(--shadow-soft);
  margin-top: 4px;
  display: none;
  flex-direction: column;
  padding: 4px;
}

.op-dropdown-menu.is-open {
  display: flex;
}

.op-dropdown-item {
  text-align: left;
  background: none;
  border: none;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--color-text-main);
  cursor: pointer;
  border-radius: 6px;
  width: 100%;
  transition: background 0.15s ease;
}

.op-dropdown-item:hover {
  background: #f3f4f6;
}