/* ============================================================
   RoboThings 3D Quote System — Frontend Styles
   Theme: Dark Industrial / Manufacturing
   ============================================================ */

/* ── Variables ───────────────────────────────────────────── */
:root {
  --rt-bg:          #f7f8fa;
  --rt-surface:     #ffffff;
  --rt-surface2:    #f0f2f5;
  --rt-surface3:    #e8ebf0;
  --rt-border:      #dde1e9;
  --rt-border2:     #c8cdd8;
  --rt-accent:      #e8701a;
  --rt-accent2:     #c45e12;
  --rt-accent-glow: rgba(232,112,26,0.12);
  --rt-success:     #16a34a;
  --rt-warning:     #d97706;
  --rt-error:       #dc2626;
  --rt-text:        #1a1d23;
  --rt-text2:       #6b7280;
  --rt-text3:       #9ca3af;
  --rt-radius:      8px;
  --rt-radius2:     12px;
  --rt-transition:  0.2s ease;
  --rt-font:        'Rajdhani', 'Segoe UI', system-ui, sans-serif;
  --rt-mono:        'JetBrains Mono', 'Fira Code', monospace;
}

/* Fonts: system stack */

/* ── Base ────────────────────────────────────────────────── */
.rt3dq-app *,
.rt3dq-app *::before,
.rt3dq-app *::after {
  box-sizing: border-box;
}

.rt3dq-app {
  font-family: var(--rt-font);
  background: var(--rt-bg);
  color: var(--rt-text);
  border-radius: var(--rt-radius2);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  box-shadow:none !important;
  position: relative;
}

/* ── Step Indicator ──────────────────────────────────────── */
.rt3dq-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 24px 16px;
  background: var(--rt-surface);
  border-bottom: 1px solid var(--rt-border);
  gap: 0;
}

.rt3dq-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.35;
  transition: opacity var(--rt-transition);
}

.rt3dq-step.active,
.rt3dq-step.done { opacity: 1; }

.rt3dq-step-circle {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--rt-surface3);
  border: 2px solid var(--rt-border2);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  color: var(--rt-text2);
  transition: all var(--rt-transition);
}

.rt3dq-step.active .rt3dq-step-circle {
  background: var(--rt-accent);
  border-color: var(--rt-accent);
  color: #fff;
  box-shadow:none !important;
}

.rt3dq-step.done .rt3dq-step-circle {
  background: var(--rt-success);
  border-color: var(--rt-success);
  color: #fff;
}

.rt3dq-step span {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rt-text2);
}

.rt3dq-step.active span { color: var(--rt-accent); }

.rt3dq-step-line {
  flex: 1;
  height: 2px;
  background: var(--rt-border);
  min-width: 40px;
  max-width: 100px;
  margin-bottom: 20px;
}

/* ── Content Layout ──────────────────────────────────────── */
.rt3dq-content {
  display: grid;
  grid-template-columns: 1fr 380px;
  min-height: 560px;
}

@media (max-width: 900px) {
  .rt3dq-content { grid-template-columns: 1fr; }
}

.rt3dq-left {
  border-right: 1px solid var(--rt-border);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--rt-bg);
}

.rt3dq-right {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--rt-surface);
  overflow-y: auto;
}

/* ── Upload Zone ─────────────────────────────────────────── */
.rt3dq-upload-zone {
  border: 2px dashed var(--rt-border2);
  border-radius: var(--rt-radius2);
  background: var(--rt-surface);
  padding: 48px 32px;
  text-align: center;
  cursor: pointer;
  transition: all var(--rt-transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  position: relative;
}

.rt3dq-upload-zone:hover,
.rt3dq-upload-zone.dragover {
  border-color: var(--rt-accent);
  background: rgba(0,212,255,0.04);
  box-shadow:none !important;
}

.rt3dq-upload-icon {
  width: 64px; height: 64px;
  color: var(--rt-accent);
  opacity: 0.8;
}

.rt3dq-upload-icon svg { width: 100%; height: 100%; }

.rt3dq-upload-text strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--rt-text);
  margin-bottom: 4px;
}

.rt3dq-upload-text span {
  display: block;
  font-size: 13px;
  color: var(--rt-text2);
  margin-bottom: 8px;
}

.rt3dq-upload-text small {
  display: block;
  font-size: 11px;
  color: var(--rt-text3);
  font-family: var(--rt-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

#rt3dq-file-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%; height: 100%;
}

/* ── Upload Progress ─────────────────────────────────────── */
.rt3dq-upload-progress {
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 16px 20px;
}

.rt3dq-progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 10px;
  font-family: var(--rt-mono);
}

.rt3dq-progress-bar-track {
  background: var(--rt-surface3);
  border-radius: 4px;
  height: 6px;
  overflow: hidden;
  margin-bottom: 8px;
}

.rt3dq-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--rt-accent2), var(--rt-accent));
  border-radius: 4px;
  transition: width 0.3s ease;
  box-shadow:none !important;
}

.rt3dq-progress-status {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--rt-text2);
}

/* ── 3D Viewer ───────────────────────────────────────────── */
.rt3dq-viewer-container {
  flex: 1;
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  background: #f0f2f5;
  position: relative;
  height: 420px;
}

.rt3dq-viewer-toolbar {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 10;
}

.rt3dq-viewer-btn {
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--rt-border2);
  color: var(--rt-text);
  border-radius: 6px;
  width: 32px; height: 32px;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--rt-transition);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
}

.rt3dq-viewer-btn:hover {
  background: var(--rt-accent);
  color: #fff;
  border-color: var(--rt-accent);
}

#rt3dq-viewer-hint {
  margin-left: auto;
  font-size: 10px;
  color: var(--rt-text3);
  font-family: var(--rt-mono);
  background: rgba(240,242,245,0.9);
  padding: 4px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

#rt3dq-viewer-canvas {
  width: 100% !important;
  height: 420px !important;
  display: block;
  background: #f0f2f5;
}

/* ── Model Info Overlay ──────────────────────────────────── */
.rt3dq-model-info {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 12px 16px;
  backdrop-filter: blur(12px);
  z-index: 10;
}

.rt3dq-model-info-grid {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 8px 20px;
}

.rt3dq-info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.rt3dq-info-item label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rt-text3);
  font-weight: 600;
}

.rt3dq-info-item span {
  font-size: 13px;
  font-family: var(--rt-mono);
  color: var(--rt-accent);
  font-weight: 500;
}

/* ── Panel ───────────────────────────────────────────────── */
.rt3dq-panel {
  padding: 20px 20px;
  border-bottom: 1px solid var(--rt-border);
}

.rt3dq-panel:last-child { border-bottom: none; }

.rt3dq-panel-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--rt-text3);
  font-weight: 700;
  margin: 0 0 16px;
}

/* ── Fields ──────────────────────────────────────────────── */
.rt3dq-field {
  margin-bottom: 16px;
}

.rt3dq-field > label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--rt-text2);
  margin-bottom: 8px;
}

.rt3dq-field select {
  width: 100%;
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border2);
  color: var(--rt-text);
  border-radius: var(--rt-radius);
  padding: 9px 12px;
  font-family: var(--rt-font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: border-color var(--rt-transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%238a9ab8' d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 16px;
}

.rt3dq-field select:focus { border-color: var(--rt-accent); }

/* ── Color Swatches ──────────────────────────────────────── */
.rt3dq-color-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.rt3dq-color-swatch {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--rt-transition);
  position: relative;
  outline: none;
}

.rt3dq-color-swatch.active,
.rt3dq-color-swatch:hover {
  border-color: var(--rt-accent);
  transform: scale(1.15);
  box-shadow:none !important;
}

/* ── Radio Groups ────────────────────────────────────────── */
.rt3dq-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rt3dq-radio {
  cursor: pointer;
  display: flex;
}

.rt3dq-radio input[type="radio"] { display: none; }

.rt3dq-radio span {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 10px;
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--rt-text2);
  transition: all var(--rt-transition);
  line-height: 1.2;
}

.rt3dq-radio span small {
  font-size: 9px;
  font-weight: 500;
  color: var(--rt-text3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.rt3dq-radio input:checked + span {
  background: var(--rt-accent-glow);
  border-color: var(--rt-accent);
  color: var(--rt-accent);
}

/* ── Toggle Group ────────────────────────────────────────── */
.rt3dq-toggle-group {
  display: flex;
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  overflow: hidden;
}

.rt3dq-toggle-opt {
  flex: 1;
  cursor: pointer;
}

.rt3dq-toggle-opt input[type="radio"] { display: none; }

.rt3dq-toggle-opt span {
  display: block;
  padding: 8px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--rt-text2);
  transition: all var(--rt-transition);
  border-right: 1px solid var(--rt-border);
}

.rt3dq-toggle-opt:last-child span { border-right: none; }

.rt3dq-toggle-opt input:checked + span {
  background: var(--rt-accent-glow);
  color: var(--rt-accent);
}

/* ── Quantity Input ──────────────────────────────────────── */
.rt3dq-qty-input {
  display: flex;
  align-items: center;
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border2);
  border-radius: var(--rt-radius);
  overflow: hidden;
  width: fit-content;
}

.rt3dq-qty-btn {
  background: none;
  border: none;
  color: var(--rt-text2);
  width: 36px; height: 36px;
  font-size: 18px;
  cursor: pointer;
  transition: all var(--rt-transition);
  font-weight: 700;
}

.rt3dq-qty-btn:hover {
  background: var(--rt-surface3);
  color: var(--rt-accent);
}

.rt3dq-qty-input input {
  background: none;
  border: none;
  color: var(--rt-text);
  width: 52px;
  text-align: center;
  font-family: var(--rt-mono);
  font-size: 16px;
  font-weight: 600;
  outline: none;
  padding: 0;
  -moz-appearance: textfield;
}

.rt3dq-qty-input input::-webkit-outer-spin-button,
.rt3dq-qty-input input::-webkit-inner-spin-button { -webkit-appearance: none; }

/* ── Delivery Options ────────────────────────────────────── */
.rt3dq-delivery-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rt3dq-delivery-opt {
  cursor: pointer;
  display: flex;
  align-items: center;
}

.rt3dq-delivery-opt input[type="radio"] { display: none; }

.rt3dq-delivery-opt > div {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 10px 14px;
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  transition: all var(--rt-transition);
}

.rt3dq-delivery-opt > div strong {
  font-size: 13px;
  font-weight: 700;
  color: var(--rt-text);
}

.rt3dq-delivery-opt > div span {
  font-size: 11px;
  color: var(--rt-text3);
}

.rt3dq-delivery-opt input:checked + div {
  border-color: var(--rt-accent);
  background: var(--rt-accent-glow);
}

.rt3dq-delivery-opt input:checked + div strong { color: var(--rt-accent); }

/* ── Quote Panel ─────────────────────────────────────────── */
.rt3dq-quote-panel { background: var(--rt-surface); }

.rt3dq-quote-loading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px;
  color: var(--rt-text2);
  font-size: 14px;
}

.rt3dq-spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--rt-border2);
  border-top-color: var(--rt-accent);
  border-radius: 50%;
  animation: rt3dq-spin 0.8s linear infinite;
}

@keyframes rt3dq-spin { to { transform: rotate(360deg); } }

.rt3dq-quote-breakdown {
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  overflow: hidden;
  margin-bottom: 12px;
}

.rt3dq-quote-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 12px;
  font-size: 12px;
  border-bottom: 1px solid var(--rt-border);
  color: var(--rt-text2);
}

.rt3dq-quote-row:last-child { border-bottom: none; }

.rt3dq-quote-row span:last-child {
  font-family: var(--rt-mono);
  color: var(--rt-text);
  font-weight: 500;
}

.rt3dq-quote-total {
  background: var(--rt-surface2);
  border: 1px solid var(--rt-border2);
  border-radius: var(--rt-radius);
  padding: 14px;
  margin-bottom: 12px;
}

.rt3dq-quote-unit {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--rt-text2);
  margin-bottom: 4px;
}

.rt3dq-quote-unit strong {
  font-family: var(--rt-mono);
  color: var(--rt-text);
  font-weight: 600;
}

.rt3dq-quote-qty-row {
  font-size: 11px;
  color: var(--rt-text3);
  text-align: right;
  margin-bottom: 10px;
}

.rt3dq-quote-grand {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--rt-border);
  padding-top: 10px;
}

.rt3dq-quote-grand span {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--rt-text3);
}

.rt3dq-quote-grand strong {
  font-size: 24px;
  font-family: var(--rt-mono);
  font-weight: 700;
  color: var(--rt-accent);
  letter-spacing: -0.02em;
}

.rt3dq-quote-weight-info {
  font-size: 11px;
  color: var(--rt-text3);
  font-family: var(--rt-mono);
  text-align: center;
  margin-bottom: 14px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.rt3dq-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--rt-radius);
  font-family: var(--rt-font);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  border: none;
  transition: all var(--rt-transition);
  text-decoration: none;
}

.rt3dq-btn-primary {
  background: var(--rt-accent);
  color: #fff;
  width: 100%;
  font-size: 15px;
}

.rt3dq-btn-primary:hover:not(:disabled) {
  background: #33ddff;
  box-shadow:none !important;
  transform: translateY(-1px);
}

.rt3dq-btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.rt3dq-btn-secondary {
  background: var(--rt-surface3);
  color: var(--rt-text);
  border: 1px solid var(--rt-border2);
  width: 100%;
  margin-bottom: 8px;
}

.rt3dq-btn-secondary:hover {
  border-color: var(--rt-accent);
  color: var(--rt-accent);
}

.rt3dq-btn-ghost {
  background: none;
  color: var(--rt-text3);
  width: 100%;
  font-size: 12px;
}

.rt3dq-btn-ghost:hover { color: var(--rt-text); }

/* ── Cart Success ────────────────────────────────────────── */
.rt3dq-cart-success {
  text-align: center;
  padding: 20px;
}

.rt3dq-success-icon {
  width: 56px; height: 56px;
  background: var(--rt-success);
  color: #fff;
  border-radius: 50%;
  font-size: 24px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px;
}

.rt3dq-cart-success p {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--rt-success);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .rt3dq-left { border-right: none; border-bottom: 1px solid var(--rt-border); }
  .rt3dq-steps { gap: 4px; }
  .rt3dq-step-line { min-width: 20px; }
  #rt3dq-viewer-hint { display: none; }
}

@media (max-width: 480px) {
  .rt3dq-upload-zone { padding: 32px 16px; }
  .rt3dq-radio-group { gap: 4px; }
  .rt3dq-model-info-grid { grid-template-columns: repeat(2, auto); }
}

/* ── Fullscreen Viewer ───────────────────────────────────── */
.rt3dq-viewer-container.rt3dq-fullscreen {
  position: fixed !important;
  inset: 0 !important;
  z-index: 99999 !important;
  border-radius: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
}


/* White theme override */
.rt3dq-app,
.rt3dq-left,
.rt3dq-right,
.rt3dq-panel,
.rt3dq-upload-zone,
.rt3dq-steps{
 background:#ffffff !important;
}
#rt3dq-viewer-canvas{
 background:#111111 !important;
}