/* =========================================
   NeoStick Customizer - Dark Theme Styles
   ========================================= */

/* ---------- CSS Variables ---------- */
:root {
  --bg: #0a0e1a;
  --card: #111827;
  --card-hover: #1a2234;
  --border: #1e2d42;
  --border-active: #38bdf8;
  --accent: #38bdf8;
  --accent-dim: rgba(56,189,248,0.15);
  --accent-glow: rgba(56,189,248,0.3);
  --text-primary: #f0f6ff;
  --text-secondary: #7a90a8;
  --text-muted: #4a5568;
  --danger: #ef4444;
  --danger-dim: rgba(239,68,68,0.15);
  --success: #22c55e;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.2s ease;
  --font: -apple-system, "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  padding-bottom: calc(24px + var(--safe-bottom));
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  top: calc(80px + var(--safe-top));
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: #1e293b;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  max-width: calc(100vw - 32px);
  white-space: normal;
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.error { border-color: var(--danger); color: #fca5a5; }
.toast.success { border-color: var(--success); color: #86efac; }

/* ---------- Header ---------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,14,26,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: calc(12px + var(--safe-top)) 20px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.logo-img {
  height: 36px;
  width: auto;
  display: block;
  object-fit: contain;
}

.header-subtitle {
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-left: 2px;
}

/* ---------- Progress Steps ---------- */
.progress-container {
  padding: 20px 16px 0;
  background: var(--bg);
  position: sticky;
  top: 57px;
  z-index: 90;
}

.progress-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.step-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  position: relative;
  cursor: default;
}

.dot-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
}

.dot-label {
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
  transition: color 0.3s ease;
  letter-spacing: 0.02em;
}

.step-dot.active .dot-num {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.step-dot.active .dot-label {
  color: var(--accent);
  font-weight: 600;
}

.step-dot.done .dot-num {
  border-color: var(--success);
  background: rgba(34,197,94,0.15);
  color: var(--success);
}
.step-dot.done .dot-label {
  color: var(--success);
}

.step-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  margin: 0 4px;
  margin-top: -20px;
  transition: background 0.3s ease;
  min-width: 20px;
  max-width: 48px;
}
.step-line.done {
  background: var(--success);
}

/* ---------- Steps Container ---------- */
.steps-container {
  position: relative;
  overflow: hidden;
}

.step-panel {
  display: none;
  padding: 24px 20px;
  animation: slideIn 0.35s ease;
}
.step-panel.active {
  display: block;
}
.step-panel.slide-out-left {
  animation: slideOutLeft 0.3s ease forwards;
}
.step-panel.slide-in-right {
  animation: slideInRight 0.35s ease forwards;
}
.step-panel.slide-out-right {
  animation: slideOutRight 0.3s ease forwards;
}
.step-panel.slide-in-left {
  animation: slideInLeft 0.35s ease forwards;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideOutLeft {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(-40px); }
}
@keyframes slideOutRight {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(40px); }
}

/* ---------- Step Hero ---------- */
.step-hero {
  margin-bottom: 28px;
}

.step-title {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.step-title .accent {
  color: var(--accent);
}

.step-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ---------- Form Groups ---------- */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.required {
  color: var(--danger);
}
.optional {
  color: var(--text-muted);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 12px;
}

.form-input {
  width: 100%;
  min-height: 52px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 16px;
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}
.form-input::placeholder {
  color: var(--text-muted);
}
.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px var(--danger-dim);
}

.field-error {
  display: none;
  font-size: 12px;
  color: var(--danger);
  margin-top: 6px;
  padding-left: 4px;
}
.field-error.show {
  display: block;
}

/* ---------- Chip Scroll (横向) ---------- */
.chip-scroll-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin: 0 -20px;
  padding: 4px 20px;
}
.chip-scroll-wrap::-webkit-scrollbar {
  display: none;
}

.chip-scroll {
  display: flex;
  gap: 10px;
  width: max-content;
}

.chip {
  height: 44px;
  padding: 0 20px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  flex-shrink: 0;
}
.chip:active {
  transform: scale(0.95);
}
.chip.selected {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: scale(1.02);
}

/* ---------- Toggle Group (惯用手) ---------- */
.toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.toggle-btn {
  min-height: 80px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-family: var(--font);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: all var(--transition);
  padding: 16px;
}
.toggle-btn:active {
  transform: scale(0.97);
}
.toggle-btn.selected {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
  transform: scale(1.02);
}
.toggle-icon {
  font-size: 24px;
  line-height: 1;
}
.toggle-text {
  font-size: 16px;
  font-weight: 700;
}
.toggle-sub {
  font-size: 11px;
  opacity: 0.6;
  letter-spacing: 0.05em;
}

/* ---------- Number Stepper ---------- */
.number-stepper {
  display: flex;
  align-items: center;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 72px;
}

.stepper-btn {
  width: 72px;
  height: 100%;
  background: transparent;
  border: none;
  color: var(--accent);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  flex-shrink: 0;
}
.stepper-btn svg {
  width: 22px;
  height: 22px;
}
.stepper-btn:active {
  background: var(--accent-dim);
}

.stepper-display {
  flex: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.stepper-value {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  transition: transform 0.15s ease;
}
.stepper-value.bump {
  transform: scale(1.1);
}
.stepper-unit {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ---------- Chip Grid (2列) ---------- */
.chip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.chip-grid-item {
  min-height: 48px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 12px 8px;
  text-align: center;
  transition: all var(--transition);
}
.chip-grid-item:active {
  transform: scale(0.96);
}
.chip-grid-item.selected {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
  transform: scale(1.02);
}

/* ---------- Style Cards (打法风格) ---------- */
.style-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.style-grid .style-card:nth-child(4),
.style-grid .style-card:nth-child(5) {
  grid-column: span 1;
}
/* center last two items */
.style-grid {
  grid-template-columns: repeat(5, 1fr);
}

.style-card {
  aspect-ratio: 1;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
  padding: 8px 4px;
}
.style-card:active {
  transform: scale(0.93);
}
.style-card.selected {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: scale(1.05);
}
.style-emoji {
  font-size: 22px;
  line-height: 1;
}
.style-name {
  font-size: 11px;
  font-weight: 700;
  text-align: center;
}

/* ---------- Upload Zone ---------- */
.upload-zone {
  background: var(--card);
  border: 2px dashed var(--border);
  border-radius: var(--radius-xl);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}
.upload-zone:active,
.upload-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.upload-idle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px 24px;
  text-align: center;
}
.upload-icon svg {
  width: 64px;
  height: 64px;
}
.upload-main-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
.upload-sub-text {
  font-size: 13px;
  color: var(--text-muted);
}

.upload-progress-wrap {
  width: 100%;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.upload-filename {
  font-size: 13px;
  color: var(--text-secondary);
  word-break: break-all;
}
.progress-bar-wrap {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #0ea5e9, #38bdf8);
  border-radius: 3px;
  transition: width 0.3s ease;
}
.progress-pct {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  text-align: right;
}

.upload-done-wrap {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.upload-done-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(34,197,94,0.15);
  border: 2px solid var(--success);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}
.upload-done-info {
  flex: 1;
  min-width: 0;
}
.upload-done-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.upload-done-size {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.upload-remove-btn {
  width: 32px;
  height: 32px;
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: 50%;
  color: var(--danger);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
}
.upload-remove-btn:active {
  background: rgba(239,68,68,0.25);
}

/* ---------- Skip Button ---------- */
.btn-skip {
  width: 100%;
  min-height: 64px;
  background: rgba(56,189,248,0.08);
  border: 2px solid var(--accent);
  border-radius: var(--radius-md);
  color: var(--accent);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}
.btn-skip:active {
  background: rgba(56,189,248,0.18);
  transform: scale(0.98);
}

/* ---------- Manual Config Panel ---------- */
.manual-config {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  overflow: hidden;
}
.manual-config-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  cursor: pointer;
  user-select: none;
}
.manual-config-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.manual-config-title svg { color: var(--accent); }
.manual-config-chevron {
  transition: transform 0.25s ease;
  color: var(--text-secondary);
}
.manual-config-chevron.open { transform: rotate(180deg); }
.manual-config-body {
  padding: 0 18px 20px;
  display: none;
}
.manual-config-body.open { display: block; }
.manual-spec-row {
  margin-bottom: 18px;
}
.manual-spec-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  font-weight: 600;
}
.spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.spec-chip {
  padding: 8px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.15s;
}
.spec-chip.selected {
  border-color: var(--accent);
  background: rgba(56,189,248,0.12);
  color: var(--accent);
}
.manual-apply-btn {
  width: 100%;
  min-height: 48px;
  background: var(--accent);
  color: #0a0e1a;
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  margin-top: 8px;
  transition: opacity 0.15s;
}
.manual-apply-btn:active { opacity: 0.85; }

/* ---------- Price Panel ---------- */
.price-panel {
  margin-top: 16px;
  background: linear-gradient(135deg, rgba(239,68,68,0.08) 0%, rgba(56,189,248,0.06) 100%);
  border: 1.5px solid rgba(239,68,68,0.4);
  border-radius: var(--radius-md);
  padding: 0;
  overflow: hidden;
  animation: priceIn 0.3s ease;
}
@keyframes priceIn {
  from { opacity:0; transform: translateY(8px); }
  to   { opacity:1; transform: translateY(0); }
}
.price-total-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 18px 14px;
  background: rgba(239,68,68,0.06);
}
.price-hero-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.price-hero-val {
  font-size: 36px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -1px;
}
.price-divider {
  height: 1px;
  background: rgba(239,68,68,0.2);
  margin: 0 16px;
}
.price-items {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 18px 8px;
}
.price-item-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-secondary);
}
.price-item-row .price-item-name { flex: 1; }
.price-item-row .price-item-val {
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
  margin-left: 8px;
}
.price-item-row .price-item-val.base { color: var(--text-secondary); }
.price-note {
  font-size: 11px;
  color: var(--text-disabled, #4b5563);
  text-align: center;
  padding: 8px 16px 12px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* ---------- Navigation Buttons ---------- */
.nav-buttons {
  display: flex;
  gap: 12px;
  padding-top: 8px;
}

.btn-primary {
  flex: 1;
  min-height: 54px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius-md);
  color: #0a0e1a;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.btn-primary:active {
  transform: scale(0.98);
  background: #7dd3fc;
}
.btn-primary.btn-full {
  width: 100%;
}

.btn-secondary {
  min-height: 54px;
  min-width: 100px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
  padding: 0 20px;
}
.btn-secondary:active {
  background: var(--card-hover);
  transform: scale(0.98);
}

.btn-outline {
  flex: 1;
  min-height: 48px;
  background: transparent;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
}
.btn-outline:active {
  background: var(--card);
  transform: scale(0.97);
}

.btn-arrow {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.btn-arrow.flip {
  transform: scaleX(-1);
}

/* ---------- AI Loading ---------- */
.ai-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 16px;
  padding: 24px;
}

.ai-spinner {
  width: 64px;
  height: 64px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.ai-loading-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}
.ai-loading-sub {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
}

/* ---------- Result Content ---------- */
.result-content {
  padding: 24px 20px;
}

.result-badge {
  display: inline-flex;
  align-items: center;
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  border-radius: 100px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.result-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.result-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  animation: cardIn 0.4s ease both;
}
.result-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0.6;
}
.result-card:nth-child(1) { animation-delay: 0.05s; }
.result-card:nth-child(2) { animation-delay: 0.1s; }
.result-card:nth-child(3) { animation-delay: 0.15s; }
.result-card:nth-child(4) { animation-delay: 0.2s; }
.result-card.full-width {
  grid-column: 1 / -1;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-card-icon {
  font-size: 24px;
  line-height: 1;
}
.result-card-label {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.result-card-value {
  font-size: 22px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
}
.result-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ---------- Report Toggle ---------- */
.report-section {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
}

.report-toggle {
  width: 100%;
  min-height: 52px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  transition: background var(--transition);
}
.report-toggle:active {
  background: var(--card-hover);
}
.toggle-chevron {
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.report-toggle[aria-expanded="true"] .toggle-chevron {
  transform: rotate(180deg);
}

.report-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--border);
}
.report-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  white-space: pre-wrap;
  padding-top: 14px;
}

/* ---------- Result Actions ---------- */
.result-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.result-secondary-actions {
  display: flex;
  gap: 12px;
}

/* ---------- Utilities ---------- */
.hidden {
  display: none !important;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

/* ---------- Step 4 full panel ---------- */
#step4 {
  padding: 0;
}
#step4 .ai-loading {
  padding: 40px 20px;
}

/* ─── 下载成功弹层 ─── */
#download-success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn .2s ease;
}
.dl-success-card {
  background: #fff;
  border-radius: 20px;
  padding: 36px 28px 28px;
  width: min(320px, 90vw);
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.dl-success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: #fff;
}
.dl-success-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111;
  margin-bottom: 8px;
}
.dl-success-sub {
  font-size: .875rem;
  color: #666;
  line-height: 1.5;
  margin-bottom: 12px;
}
.dl-success-filename {
  font-size: .8rem;
  color: #999;
  background: #f5f5f5;
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 20px;
  word-break: break-all;
}
.dl-success-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #ef4444, #b91c1c);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
.dl-success-btn:active { opacity: .85; }

/* ─── 上传来源选择按钮 ─── */
.upload-source-btns {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.upload-src-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: 1.5px solid #38bdf8;
  border-radius: 12px;
  background: rgba(56,189,248,.08);
  color: #38bdf8;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .1s;
}
.upload-src-btn:active {
  background: rgba(56,189,248,.2);
  transform: scale(.96);
}

/* ─── 档位/Flex chip 子标签 ─── */
.spec-chip .chip-sub {
  display: block;
  font-size: .65rem;
  font-weight: 400;
  opacity: .75;
  margin-top: 1px;
}
.spec-chip .chip-add {
  display: inline-block;
  font-size: .65rem;
  font-weight: 600;
  color: #ef4444;
  margin-left: 4px;
}
/* addon 多选选中样式 */
.addon-chip.selected {
  background: rgba(239,68,68,.12);
  border-color: #ef4444;
  color: #ef4444;
}
/* 运费说明 */
.shipping-note {
  font-size: .8rem;
  color: #999;
  padding: 6px 4px;
  margin-top: -4px;
}

/* ─── 特殊定制子面板 ─── */
.addon-sub-row { margin-top: -4px; }
.addon-sub-row.hidden { display: none; }
.addon-info-text {
  font-size: .95rem;
  font-weight: 700;
  color: #38bdf8;
  padding: 8px 4px;
  letter-spacing: .05em;
}
.addon-upload-area {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.addon-upload-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border: 1.5px solid #38bdf8;
  border-radius: 10px;
  background: rgba(56,189,248,.08);
  color: #38bdf8;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
}
.addon-upload-btn:active { opacity: .75; }
.addon-upload-hint {
  font-size: .8rem;
  color: #999;
}
/* 杆身加长单选（非多选） */
#specShaftExt .spec-chip.selected {
  background: rgba(56,189,248,.15);
  border-color: #38bdf8;
  color: #38bdf8;
}

/* ─── 杆身加长自定义输入 ─── */
.shaft-ext-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}
.shaft-ext-input {
  width: 90px;
  padding: 10px 12px;
  border: 1.5px solid #38bdf8;
  border-radius: 10px;
  background: rgba(56,189,248,.06);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  outline: none;
}
.shaft-ext-input:focus { border-color: #7dd3fc; }
.shaft-ext-unit {
  font-size: 1.1rem;
  color: #38bdf8;
  font-weight: 700;
}
.shaft-ext-note {
  font-size: .8rem;
  color: #22c55e;
  font-weight: 600;
}

/* ─── 最终杆长展示 ─── */
.final-length-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: rgba(56,189,248,.08);
  border: 1px solid rgba(56,189,248,.3);
  border-radius: 10px;
}
.final-length-label {
  font-size: .875rem;
  color: #94a3b8;
}
.final-length-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: #38bdf8;
  letter-spacing: .03em;
}

/* ─── 守门员折叠栏 ─── */
.goalie-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border: 1.5px dashed rgba(56,189,248,.35);
  border-radius: 10px;
  color: #94a3b8;
  font-size: .875rem;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.goalie-toggle:hover { border-color: #38bdf8; color: #38bdf8; }
.goalie-chevron { transition: transform .2s; }
.goalie-panel {
  padding: 12px;
  background: rgba(56,189,248,.04);
  border: 1px solid rgba(56,189,248,.15);
  border-radius: 10px;
  margin-top: -4px;
}
.goalie-panel.hidden { display: none; }
.goalie-select {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid rgba(56,189,248,.4);
  border-radius: 10px;
  background: #1e293b;
  color: #e2e8f0;
  font-size: .9rem;
  outline: none;
  cursor: pointer;
}
.goalie-select:focus { border-color: #38bdf8; }

/* ── B6: iOS Safari sticky 遮挡修复 ── */
#goaliePanel,
#rowShaftExt,
#rowBladeWide,
#rowLogoUpload,
#rowNameInput {
  position: relative;
  z-index: 95;
}
.goalie-select {
  -webkit-appearance: auto;  /* iOS Safari 原生下拉 */
  position: relative;
  z-index: 96;
}

/* ── 球员信息摘要（Step4顶部）── */
.player-summary {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
}
.ps-row { display: flex; flex-direction: column; gap: 2px; }
.ps-label { font-size: 11px; color: var(--text-secondary); }
.ps-val { font-size: 14px; font-weight: 600; color: var(--text-primary); }

/* ── 全局按钮物理触碰感 ── */
button, .chip, .spec-chip, .btn, .btn-primary, .btn-outline, .manual-apply-btn, .nav-btn {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
}
.chip:active, .spec-chip:active {
  transform: scale(0.93);
  opacity: 0.8;
  transition: transform 0.08s ease, opacity 0.08s ease;
}
.btn:active, .btn-primary:active, .btn-outline:active, .nav-btn:active {
  transform: scale(0.96);
  opacity: 0.85;
  transition: transform 0.08s ease, opacity 0.08s ease;
}
.manual-apply-btn {
  transition: transform 0.1s cubic-bezier(.36,.07,.19,.97), box-shadow 0.1s ease, opacity 0.1s ease !important;
  box-shadow: 0 4px 14px rgba(239,68,68,0.35);
}
.manual-apply-btn:active {
  transform: scale(0.96) translateY(2px) !important;
  box-shadow: 0 1px 4px rgba(239,68,68,0.2) !important;
  opacity: 0.9 !important;
}

/* ── 按钮触动按下动效 ── */
.manual-apply-btn.btn-pressing {
  transform: scale(0.94) translateY(3px) !important;
  box-shadow: 0 1px 4px rgba(239,68,68,0.15) !important;
  opacity: 0.88 !important;
}

/* ── 计算中 spinner ── */
.btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(10,14,26,0.4);
  border-top-color: #0a0e1a;
  border-radius: 50%;
  animation: btnSpin 0.6s linear infinite;
  vertical-align: -3px;
  margin-right: 6px;
}
@keyframes btnSpin {
  to { transform: rotate(360deg); }
}

/* ── 总价大字增强 ── */
.price-hero-val {
  font-size: 40px !important;
  font-weight: 900 !important;
  color: var(--accent) !important;
  letter-spacing: -1.5px;
  text-shadow: 0 0 20px rgba(239,68,68,0.4);
  animation: pricePop 0.35s cubic-bezier(.36,.07,.19,.97);
}
@keyframes pricePop {
  0%   { transform: scale(0.7); opacity: 0; }
  70%  { transform: scale(1.08); }
  100% { transform: scale(1);   opacity: 1; }
}