:root {
  --primary: #38bdf8;
  --primary-hover: #0ea5e9;
  --bg-main: #0f172a;
  --bg-card: #1e293b;
  --bg-canvas: #020617;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border: #334155;
  --radius: 8px;
  --sidebar-width: 260px;
}

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

body {
  font-family: 'Outfit', 'Inter', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Header & Navigation */
header {
  height: 64px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 10px; /* 統一: ラベルサイズ */
  font-weight: 800;
  color: var(--primary);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
}

.logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-main);
  margin: 0 15px 0 8px;
  letter-spacing: -0.02em;
}

.inspector-sections {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.section-title {
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--primary);
    padding: 12px 8px 4px 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.05em;
    opacity: 0.9;
}

.prop-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 16px;
    padding: 0 8px 12px 8px;
}

.prop-row-header {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr 1fr 1fr 1fr;
    gap: 8px;
    padding: 4px 8px;
    font-size: 9px;
    color: var(--text-muted);
    font-weight: 700;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 6px;
    letter-spacing: 0.05em;
    min-width: auto;
    box-sizing: border-box;
    white-space: nowrap;
}

.prop-row {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr 1fr 1fr 1fr;
    gap: 8px;
    padding: 3px 8px;
    align-items: center;
    min-width: auto;
    box-sizing: border-box;
}

.prop-row-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-width: 0;
    overflow: hidden;
}

.prop-row-cell .prop-input {
    padding: 4px 6px;
    font-size: 11px;
    height: 28px;
    text-align: center;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.prop-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.prop-group.full-width {
    grid-column: span 2;
}

.prop-label {
    font-size: 9px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.prop-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-main);
  padding: 5px 8px;
  font-size: 11px;
  box-sizing: border-box;
}

.prop-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.1);
}

.toolbar {
  display: flex;
  gap: 12px;
}

.btn-icon {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 0 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  height: 32px; /* 高さを固定して中央揃えを確実に */
}

.btn-mini {
  padding: 0 10px !important;
  font-size: 10px;
  border-radius: 6px;
  height: 28px; /* miniは28pxで固定 */
}

.btn-icon i {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 14px;
}

.btn-icon svg {
  width: 14px !important;
  height: 14px !important;
  display: block;
}

.btn-icon:hover {
  background: var(--border);
  transform: translateY(-1px);
}

.btn-mini {
    padding: 6px 8px;
    border-radius: 4px;
}

.btn-mini svg {
    width: 14px !important;
    height: 14px !important;
}

.btn-primary {
  background: var(--primary);
  border: none;
  color: #000;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.btn-icon.active {
  background: #334155;
  border-color: var(--border);
  color: var(--primary);
}

.btn-icon.active:hover {
  background: var(--border);
  color: var(--primary-hover);
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

/* Main Layout */
main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

#stencils {
  width: var(--sidebar-width);
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  padding: 16px; /* 左右均等なパディング */
  overflow-y: auto;
  height: 100%;
  box-sizing: border-box;
}

.stencil-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: 100%; /* 親要素の幅いっぱいに広げる */
  box-sizing: border-box;
  padding-bottom: 20px;
}

.stencil-item {
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 8px;
  padding: 8px;
  aspect-ratio: 1 / 1; /* 正方形に固定 */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: grab;
  transition: all 0.2s ease;
  user-select: none;
  box-sizing: border-box;
  overflow: hidden;
}

.stencil-item:hover {
  border-color: var(--primary);
  background: rgba(56, 189, 248, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.stencil-item i {
  color: var(--text-muted);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stencil-item span {
  font-size: 0.7rem;
  font-weight: 600;
  text-align: center;
}

/* Canvas Area */
#canvas-container {
  flex: 1;
  background-color: var(--bg-canvas);
  position: relative;
  overflow: auto;
  padding: 40px;
  display: block;
  text-align: center;
}

#canvas {
  width: 1200px;
  height: 800px;
  background-color: #0f172a;
  background-image: 
    radial-gradient(rgba(255, 255, 255, 0.25) 1px, transparent 1px);
  background-size: 10px 10px;
  position: relative;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--border);
  border-radius: 4px;
  display: inline-block;
  flex-shrink: 0;
  margin: 0 auto;
}

#canvas.hide-grid {
    background-image: none !important;
}

#canvas.light-bg {
    background-image: radial-gradient(rgba(0, 0, 0, 0.3) 1px, transparent 1px) !important;
}



/* Floating Properties Inspector */
.floating-panel {
  position: fixed;
  top: 80px;
  right: 20px;
  width: 432px;
  min-width: 432px;
  max-width: 600px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  resize: both;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.95) translateY(5px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.floating-header {
    background: #1e293b;
    padding: 8px 14px;
    font-size: 13px !important; /* 強制統一 */
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.05em;
    border-bottom: 1px solid #334155;
    cursor: move;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.btn-close {
    background: transparent !important;
    border: none !important;
    color: #94a3b8 !important;
    padding: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.btn-close:hover {
    color: #f8fafc !important;
}

.floating-body {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    flex: 1;
    background: #0f172a;
}

/* Tab System */
.sidebar-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    background: #1e293b;
    padding: 4px;
    border-radius: 8px;
    border: 1px solid #334155;
}

.s-tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: #94a3b8;
    padding: 8px 4px;
    font-size: 11px; /* 統一: タブサイズ */
    font-weight: 700;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.s-tab-btn.active {
    background: #334155;
    color: #f8fafc;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.s-tab-btn:hover:not(.active) {
    background: rgba(51, 65, 85, 0.5);
    color: #cbd5e1;
}

.stencil-group-title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    font-weight: 800;
    margin: 16px 0 8px 0;
    padding-left: 4px;
    opacity: 0.8;
}

.inspector-tabs {
    display: flex;
    background: #1e293b;
    border-bottom: 1px solid #334155;
    padding: 4px;
    gap: 4px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: #94a3b8;
    padding: 6px 4px;
    font-size: 11px !important; /* 強制統一 */
    font-weight: 700;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tab-btn:hover:not(.active) {
    background: rgba(51, 65, 85, 0.5);
    color: #cbd5e1;
}

.tab-btn.active {
    background: #334155;
    color: var(--primary);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.tab-content {
    display: none;
    flex: 1;
    overflow-y: auto;
    overflow-x: auto;
}

.tab-content.active {
    display: block;
    padding: 16px 12px;
}

.prop-main-scroll {
    padding: 12px;
    overflow-y: auto;
    flex: 1;
}

.prop-memo-fixed {
    padding: 12px;
    border-top: 1px solid var(--border);
    background: rgba(15, 23, 42, 0.4);
}

.prop-section {
    margin-bottom: 4px;
}

.prop-group {
    margin-bottom: 16px;
}

.prop-label {
    display: block;
    font-size: 10px !important; /* 強制統一 */
    font-weight: 800;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 6px;
    padding-left: 2px;
}

.prop-input {
    width: 100%;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 6px;
    color: #f8fafc;
    padding: 6px 10px;
    font-size: 11px;
    font-family: inherit;
    box-sizing: border-box;
    transition: all 0.2s;
}

.prop-input:focus {
    outline: none;
    border-color: var(--primary);
    background: #1e293b;
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

/* Elements on Canvas */
.dropped-element {
    position: absolute;
    cursor: move;
    box-sizing: border-box;
}

.dropped-element.selected {
    outline: 1px dashed #38bdf8;
    outline-offset: 2px;
}

/* ステンシル内のパーツ（ボタン・入力欄等）がマウス操作を邪魔しないように設定。ただしリサイズハンドルは除外 */
.dropped-element > *:not(.resizer) {
    pointer-events: none;
}

.resizer {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary);
    right: -5px;
    bottom: -5px;
    cursor: nwse-resize;
    border-radius: 50%;
    z-index: 10;
    border: 2px solid #0f172a;
    display: none; /* 通常は非表示 */
    pointer-events: auto !important;
}

.dropped-element.selected .resizer {
    display: block; /* 選択時のみ表示 */
}

.selection-rect {
    position: absolute;
    border: 1px solid #38bdf8;
    background: rgba(56, 189, 248, 0.1);
    pointer-events: none;
    z-index: 10000; /* 最前面に表示 */
}



/* --- Premium Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 10px;
    border: 2px solid var(--bg-main);
}

::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* --- Inspector Specific Harmonization --- */
#floating-props .btn-icon,
#floating-props .btn-mini,
#floating-props .prop-input {
    height: 28px !important;
    font-size: 11px !important;
    border-radius: 4px !important;
    box-sizing: border-box !important;
    line-height: 1.2 !important;
}




#floating-props textarea.prop-input {
    height: auto !important;
    line-height: 1.4 !important;
    padding: 6px 8px !important;
}

/* Symmetrical and Unified Sizing for Property Tabs */
.prop-group .prop-input {
    width: auto;
    max-width: 100%;
}
.prop-group .prop-input[type="number"] {
    width: 100% !important;
}
.prop-group select.prop-input {
    width: 100% !important;
}

/* Symmetrical and Unified Sizing & Centering */
#floating-props input.prop-input[type="number"] {
    width: 60px !important;
    text-align: center !important;
}
#floating-props input.prop-input.tag-input {
    width: 120px !important;
}
#floating-props .prop-row-header > div {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}
#floating-props .prop-row-cell {
    display: flex;
    justify-content: center;
    align-items: center;
}
.prop-group input[type="color"].prop-input {
    width: 28px !important;
    height: 28px !important;
    padding: 0 !important;
    flex-shrink: 0 !important;
}

/* --- Top Menu & Toolbar Repairs --- */
.toolbar-left,
.toolbar-center,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.divider {
  width: 1px;
  height: 20px;
  background-color: var(--border);
  margin: 0 4px;
}

#project-title {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  outline: none;
  transition: all 0.2s ease;
  width: 200px;
}

#project-title:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border);
}

#project-title:focus {
  background: var(--bg-canvas);
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

.btn-icon:disabled,
.btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* --- HMI Image Rotation Animation --- */
@keyframes hmi-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.hmi-spin {
  animation: hmi-spin 2s linear infinite;
}