/* === 分電盤作成ツール CSS v1.5 === */
#bunden-ban-app {
  --bbt-primary: #1f3a5f; --bbt-accent: #4a7ab8; --bbt-warn: #b03a2e;
  --bbt-bg: #f5f7fa; --bbt-border: #c4c8cf;
  --bbt-yellow: #fff8e1; --bbt-yellow-border: #d4a017;
  --bbt-success: #1e7e34;
  font-family: "Yu Gothic", "Meiryo", "Hiragino Sans", sans-serif !important;
  color: #1a1a1a !important; font-size: 14px !important; line-height: 1.5 !important;
  background: var(--bbt-bg) !important; font-weight: 400 !important;
  margin: 0 -20px; padding: 0; width: auto; max-width: none; box-sizing: border-box;
}
#bunden-ban-app *, #bunden-ban-app *::before, #bunden-ban-app *::after { box-sizing: border-box; }
#bunden-ban-app input, #bunden-ban-app textarea, #bunden-ban-app select, #bunden-ban-app button {
  font-family: inherit !important; font-size: 13px !important; line-height: 1.5 !important;
  color: #1a1a1a !important; background: #fff !important; margin: 0 !important;
  -webkit-appearance: none; appearance: none;
}
#bunden-ban-app input::placeholder, #bunden-ban-app textarea::placeholder { color: #999 !important; opacity: 1; font-style: italic; }
#bunden-ban-app button { background: #fff; border: 1px solid var(--bbt-border); cursor: pointer; transition: all 0.15s; }
#bunden-ban-app button:hover { transform: translateY(-1px); box-shadow: 0 2px 4px rgba(0,0,0,0.08); }
#bunden-ban-app button:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
#bunden-ban-app input[type="checkbox"], #bunden-ban-app input[type="radio"] { -webkit-appearance: auto; appearance: auto; }
#bunden-ban-app table { border-collapse: collapse; width: 100%; margin: 0; background: transparent; }
#bunden-ban-app th, #bunden-ban-app td { padding: 0; background: transparent; border: 0; vertical-align: middle; line-height: 1.4 !important; color: #1a1a1a !important; }
#bunden-ban-app ul, #bunden-ban-app ol { margin: 0; padding-left: 1.4em; list-style-position: outside; }
#bunden-ban-app h1, #bunden-ban-app h2, #bunden-ban-app h3, #bunden-ban-app h4 { margin: 0; padding: 0; font-weight: 600; line-height: 1.3; }
#bunden-ban-app a { color: var(--bbt-accent); text-decoration: none; }
#bunden-ban-app img { max-width: 100%; height: auto; }
#bunden-ban-app p { margin: 0 0 4px 0; }

/* Modal */
#bunden-ban-app .modal-bg { position: fixed !important; inset: 0 !important; z-index: 99999 !important; background: rgba(20,30,50,0.55); display: flex; align-items: center; justify-content: center; backdrop-filter: blur(2px); }
#bunden-ban-app .modal-bg.hidden { display: none !important; }
#bunden-ban-app .modal { background: #fff; border-radius: 12px; width: 92%; max-height: 90vh; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 18px 50px rgba(0,0,0,0.35); animation: bbt-modal-in 0.2s ease-out; }
@keyframes bbt-modal-in { from { transform: translateY(8px) scale(0.98); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
#bunden-ban-app .modal-h { padding: 16px 22px 12px; border-bottom: 1px solid #e0e3e7; background: #f7f9fc; }
#bunden-ban-app .modal-h h2 { font-size: 17px; color: var(--bbt-primary); }
#bunden-ban-app .modal-h .sub { color: #555; font-size: 12.5px; margin-top: 4px; }
#bunden-ban-app .modal-b { padding: 18px 24px; overflow-y: auto; }
#bunden-ban-app .modal-f { padding: 12px 22px; border-top: 1px solid #e0e3e7; background: #f7f9fc; display: flex; justify-content: space-between; align-items: center; gap: 8px; }
#bunden-ban-app .modal-f button { padding: 7px 18px; border-radius: 6px; cursor: pointer; background: #fff !important; color: #555 !important; border: 1px solid var(--bbt-border); font-weight: 500; }
#bunden-ban-app .modal-f button.primary-action { background: var(--bbt-accent) !important; color: #fff !important; border-color: var(--bbt-accent); font-weight: 600; }
#bunden-ban-app .modal-f button.primary-action:hover { background: #3a6398 !important; }
#bunden-ban-app .modal-f button.secondary { background: #fff !important; color: #555 !important; border: 1px solid var(--bbt-border); }
#bunden-ban-app .modal .steps { padding-left: 20px; }
#bunden-ban-app .modal .steps li { margin-bottom: 6px; }
#bunden-ban-app .tip-box { background: var(--bbt-yellow); border: 1px solid var(--bbt-yellow-border); color: #5a4400; padding: 12px 14px; border-radius: 6px; margin-top: 10px; font-size: 12.5px; line-height: 1.7; }
#bunden-ban-app .welcome-features { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
#bunden-ban-app .wf-item { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: #f7f9fc; border-radius: 6px; font-size: 13.5px; }
#bunden-ban-app .wf-icon { font-size: 22px; flex: 0 0 auto; }
#bunden-ban-app .wf-item b { color: var(--bbt-primary); }

/* Sample picker */
#bunden-ban-app #sample-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 600px) { #bunden-ban-app #sample-cards { grid-template-columns: 1fr; } }
#bunden-ban-app .sample-card {
  background: #fff; border: 2px solid #e0e3e7; border-radius: 10px;
  padding: 14px 16px; cursor: pointer; transition: all 0.15s;
  display: flex; flex-direction: column; gap: 6px;
}
#bunden-ban-app .sample-card:hover { border-color: var(--bbt-accent); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(74,122,184,0.18); }
#bunden-ban-app .sample-card .sc-head { display: flex; align-items: center; gap: 10px; }
#bunden-ban-app .sample-card .sc-icon { font-size: 28px; flex: 0 0 auto; }
#bunden-ban-app .sample-card .sc-title { font-weight: 700; color: var(--bbt-primary); font-size: 14.5px; }
#bunden-ban-app .sample-card .sc-sub { font-size: 11.5px; color: #666; font-weight: 500; }
#bunden-ban-app .sample-card .sc-desc { font-size: 12.5px; color: #444; line-height: 1.6; margin-top: 2px; }
#bunden-ban-app .sample-card .sc-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 6px; }
#bunden-ban-app .sample-card .sc-tag { font-size: 10.5px; padding: 1px 7px; background: #eef4fb; color: var(--bbt-accent); border: 1px solid #c4d6e8; border-radius: 10px; }
#bunden-ban-app .sample-card .sc-load-btn { margin-top: 8px; padding: 7px 12px; background: var(--bbt-accent) !important; color: #fff !important; border: none; border-radius: 6px; font-weight: 600; font-size: 12.5px; cursor: pointer; transition: background 0.15s; }
#bunden-ban-app .sample-card .sc-load-btn:hover { background: #3a6398 !important; }

/* Header */
#bunden-ban-app header { background: linear-gradient(180deg, #1f3a5f, #264a78); color: #fff; padding: 12px 18px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(0,0,0,0.18); }
#bunden-ban-app header h1 { font-size: 17px; margin: 0; flex: 0 0 auto; color: #fff !important; letter-spacing: 0.02em; }
#bunden-ban-app nav { display: flex; gap: 4px; }
#bunden-ban-app nav button { background: #2c4f7e !important; color: #fff !important; border: none; padding: 7px 14px; cursor: pointer; border-radius: 6px; font-size: 13px !important; font-weight: 500; }
#bunden-ban-app nav button:hover { background: #3a6398 !important; transform: translateY(-1px); }
#bunden-ban-app nav button.active { background: #4a7ab8 !important; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.3); }
#bunden-ban-app .actions { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
#bunden-ban-app .actions button { background: #fff !important; color: var(--bbt-primary) !important; border: 1px solid var(--bbt-primary); padding: 6px 11px; border-radius: 6px; cursor: pointer; font-size: 12px !important; font-weight: 600; }
#bunden-ban-app .actions button:hover { background: #e3ecf6 !important; transform: translateY(-1px); }
#bunden-ban-app .actions button.warn { color: var(--bbt-warn) !important; border-color: var(--bbt-warn); }
#bunden-ban-app .actions button.help { background: #fff3a0 !important; color: #6b5300 !important; border-color: #d4a017; font-weight: 700; }
#bunden-ban-app .actions button.help:hover { background: #ffe680 !important; }

/* Main / Panel */
#bunden-ban-app main { padding: 18px; max-width: 1500px; margin: 0 auto; }
#bunden-ban-app .view { display: none; }
#bunden-ban-app .view.active { display: block; }
#bunden-ban-app .panel { background: #fff; border: 1px solid #d6dae0; border-radius: 8px; margin-bottom: 16px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,0.04); }
#bunden-ban-app .panel-h { background: linear-gradient(180deg, #f4f8fc, #eef2f7); padding: 10px 14px; font-weight: 600; border-bottom: 1px solid #d6dae0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 14px; color: var(--bbt-primary); }
#bunden-ban-app .step-badge { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; background: var(--bbt-accent); color: #fff !important; border-radius: 50%; font-size: 12px; font-weight: 700; margin-right: 4px; box-shadow: 0 2px 4px rgba(74,122,184,0.4); }
#bunden-ban-app .panel-h .panel-tip { color: #666; font-weight: 400; font-size: 11.5px; }
#bunden-ban-app .panel-b { padding: 14px; }
#bunden-ban-app .panel-h button { padding: 5px 11px; border-radius: 5px; font-size: 12px; cursor: pointer; background: #fff; border: 1px solid var(--bbt-border); font-weight: 500; }
#bunden-ban-app .panel-h button.primary { background: var(--bbt-accent) !important; color: #fff !important; border-color: var(--bbt-accent); font-weight: 600; }
#bunden-ban-app .panel-h button.primary-soft { background: var(--bbt-yellow) !important; color: #5a4400 !important; border-color: var(--bbt-yellow-border); font-weight: 600; }
#bunden-ban-app .panel-h button.primary-soft:hover { background: #ffeebc !important; }
#bunden-ban-app .panel-h button.primary-action { background: #1e7e34 !important; color: #fff !important; border-color: #1e7e34; font-weight: 600; }
#bunden-ban-app .panel-h button.primary-action:hover { background: #166128 !important; }
#bunden-ban-app .panel-h button.warn { color: var(--bbt-warn); border-color: var(--bbt-warn); }

/* Empty state */
#bunden-ban-app .empty-state { padding: 36px 24px; text-align: center; background: #fafbfd; }
#bunden-ban-app .empty-state.hidden { display: none; }
#bunden-ban-app .empty-icon { font-size: 36px; margin-bottom: 8px; }
#bunden-ban-app .empty-title { font-size: 15px; font-weight: 700; color: var(--bbt-primary); margin-bottom: 8px; }
#bunden-ban-app .empty-sub { font-size: 12.5px; color: #555; line-height: 1.7; }
#bunden-ban-app .empty-sub b { color: var(--bbt-accent); }

/* Grid form */
#bunden-ban-app .grid-form { display: grid !important; grid-template-columns: 130px minmax(0, 1fr) 130px minmax(0, 1fr) !important; gap: 10px 14px !important; align-items: center !important; width: 100% !important; }
#bunden-ban-app .grid-form > * { min-width: 0 !important; max-width: 100% !important; }
#bunden-ban-app .grid-form > label { display: flex !important; align-items: center !important; gap: 4px !important; font-weight: 600 !important; color: #444 !important; font-size: 12.5px !important; }
#bunden-ban-app .grid-form > input, #bunden-ban-app .grid-form > textarea, #bunden-ban-app .grid-form > select { width: 100% !important; padding: 6px 9px !important; border: 1px solid var(--bbt-border) !important; border-radius: 5px !important; font-size: 13px !important; transition: border-color 0.15s; }
#bunden-ban-app .grid-form > input:focus, #bunden-ban-app .grid-form > textarea:focus, #bunden-ban-app .grid-form > select:focus { outline: none !important; border-color: var(--bbt-accent) !important; box-shadow: 0 0 0 2px rgba(74,122,184,0.2) !important; }
#bunden-ban-app textarea { font-family: inherit; resize: vertical; min-height: 56px; }
@media (max-width: 900px) { #bunden-ban-app .grid-form { grid-template-columns: 110px minmax(0, 1fr) !important; } }
@media (max-width: 480px) { #bunden-ban-app .grid-form { grid-template-columns: 1fr !important; } }

/* Help icon ? */
#bunden-ban-app .qmark, #bunden-ban-app .qmark-th { display: inline-flex; align-items: center; justify-content: center; width: 16px; height: 16px; background: #e3ecf6; color: var(--bbt-accent) !important; border-radius: 50%; font-size: 11px; font-weight: 700; cursor: help; margin-left: 2px; border: 1px solid #b3c8e0; user-select: none; transition: all 0.15s; }
#bunden-ban-app .qmark:hover, #bunden-ban-app .qmark-th:hover { background: var(--bbt-accent); color: #fff !important; transform: scale(1.1); }
#bunden-ban-app .qmark-th { width: 14px; height: 14px; font-size: 9px; }

/* Tooltip */
#bunden-ban-app .bbt-tooltip { position: fixed; z-index: 100000; background: #1f3a5f; color: #fff !important; padding: 8px 12px; border-radius: 6px; font-size: 12px; line-height: 1.5; max-width: 320px; box-shadow: 0 4px 16px rgba(0,0,0,0.3); pointer-events: none; white-space: pre-wrap; }
#bunden-ban-app .bbt-tooltip::after { content: ''; position: absolute; top: -5px; left: 16px; border: 5px solid transparent; border-bottom-color: #1f3a5f; border-top: 0; }
#bunden-ban-app .bbt-tooltip.below::after { top: auto; bottom: -5px; border-bottom: 0; border-top-color: #1f3a5f; border-top: 5px solid #1f3a5f; }

/* Items table */
#bunden-ban-app .table-wrap { overflow-x: auto; }
#bunden-ban-app table.items { width: 100%; border-collapse: collapse; font-size: 12px; }
#bunden-ban-app table.items th { background: #eef4fb; padding: 8px 4px; border: 1px solid var(--bbt-border); text-align: center; font-weight: 600; color: var(--bbt-primary); position: sticky; top: 0; z-index: 1; font-size: 11.5px; }
#bunden-ban-app table.items td { padding: 4px 4px; border: 1px solid #e0e3e7; vertical-align: middle; }
#bunden-ban-app table.items td input, #bunden-ban-app table.items td select { width: 100%; padding: 4px 6px; border: 1px solid #e0e3e7; border-radius: 3px; font-size: 12px; background: #fdfdfd !important; }
#bunden-ban-app table.items td input:focus, #bunden-ban-app table.items td select:focus { outline: 2px solid var(--bbt-accent); outline-offset: -1px; background: #fff !important; }
#bunden-ban-app table.items tbody tr.spare-row { background: #f9f7e8; }
#bunden-ban-app table.items tbody tr:hover { background: #fff8e1; }
#bunden-ban-app table.items tbody tr.dragging { opacity: 0.5; }
#bunden-ban-app table.items tbody tr.dragover-top td { border-top: 3px solid var(--bbt-accent) !important; }
#bunden-ban-app table.items tbody tr.dragover-bottom td { border-bottom: 3px solid var(--bbt-accent) !important; }
#bunden-ban-app table.items td.center { text-align: center; }
#bunden-ban-app table.items td.num { text-align: right; font-variant-numeric: tabular-nums; }
#bunden-ban-app table.items .row-no { display: inline-block; min-width: 26px; padding: 3px 5px; background: var(--bbt-accent); color: #fff !important; border-radius: 4px; font-weight: 700; text-align: center; box-shadow: 0 1px 2px rgba(74,122,184,0.4); }
#bunden-ban-app table.items td.drag-handle { text-align: center; cursor: grab; user-select: none; color: #999; font-size: 16px; }
#bunden-ban-app table.items td.drag-handle:hover { color: var(--bbt-accent); }
#bunden-ban-app table.items td.drag-handle:active { cursor: grabbing; }
#bunden-ban-app table.items td button.row-del { background: #fff !important; color: var(--bbt-warn) !important; border: 1px solid var(--bbt-warn); padding: 3px 6px; border-radius: 4px; cursor: pointer; font-size: 11px; }
#bunden-ban-app table.items td button.row-up, #bunden-ban-app table.items td button.row-dn, #bunden-ban-app table.items td button.row-dup { background: #fff !important; border: 1px solid var(--bbt-border); padding: 3px 5px; border-radius: 3px; cursor: pointer; font-size: 11px; margin-right: 2px; }
#bunden-ban-app table.items td button.row-dup { color: var(--bbt-accent); border-color: var(--bbt-accent); }
#bunden-ban-app table.items td .vd-cell { font-size: 11px; padding: 2px 4px; border-radius: 3px; text-align: center; font-variant-numeric: tabular-nums; }
#bunden-ban-app table.items td .vd-cell.ok { background: #e8f5ec; color: #1e7e34; }
#bunden-ban-app table.items td .vd-cell.caution { background: #fff8e1; color: #8b6f00; }
#bunden-ban-app table.items td .vd-cell.warn { background: #fde8e6; color: #b03a2e; font-weight: 700; }
#bunden-ban-app table.items td .vd-cell.na { color: #aaa; }

/* Add line */
#bunden-ban-app .add-line { display: flex; gap: 8px; padding: 10px 14px; align-items: center; flex-wrap: wrap; background: #f7f9fc; border-top: 1px solid #e0e3e7; font-size: 12.5px; }
#bunden-ban-app .totals-info b { display: inline-block; padding: 2px 8px; background: #fff; border: 1px solid var(--bbt-border); border-radius: 4px; margin: 0 2px; min-width: 36px; text-align: right; font-variant-numeric: tabular-nums; color: var(--bbt-primary); font-weight: 700; }

/* Phase summary */
#bunden-ban-app .phase-summary { padding: 10px 14px; background: linear-gradient(180deg, #fafcff, #f0f5fc); border-top: 1px solid #d6dae0; font-size: 12px; display: flex; flex-direction: column; gap: 6px; }
#bunden-ban-app .phase-summary:empty { display: none; }
#bunden-ban-app .phase-summary-title { font-weight: 700; color: #1f3a5f; font-size: 13px; }
#bunden-ban-app .phase-summary-row, #bunden-ban-app .phase-balance-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
#bunden-ban-app .phase-cell { display: inline-flex; align-items: baseline; gap: 4px; padding: 3px 10px; background: #fff; border: 1px solid var(--bbt-border); border-radius: 4px; font-variant-numeric: tabular-nums; }
#bunden-ban-app .phase-cell b { color: var(--bbt-primary); }
#bunden-ban-app .phase-cell.line-cell { background: #e3ecf6; border-color: #4a7ab8; font-weight: 600; }
#bunden-ban-app .phase-cell.line-cell b { color: #1f3a5f; }
#bunden-ban-app .imbalance-ok { color: #1e7e34; font-weight: 700; padding: 2px 10px; background: #e8f5ec; border-radius: 4px; }
#bunden-ban-app .imbalance-caution { color: #8b6f00; font-weight: 700; padding: 2px 10px; background: #fff8e1; border-radius: 4px; }
#bunden-ban-app .imbalance-warn { color: #b03a2e; font-weight: 800; padding: 2px 10px; background: #fde8e6; border-radius: 4px; }

/* Main capacity check */
#bunden-ban-app .main-cap-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; padding-top: 4px; border-top: 1px dashed #d6dae0; margin-top: 2px; }
#bunden-ban-app .main-cap-cell { display: inline-flex; align-items: baseline; gap: 4px; padding: 3px 10px; background: #fff; border: 1px solid var(--bbt-border); border-radius: 4px; font-variant-numeric: tabular-nums; }
#bunden-ban-app .main-cap-cell b { color: var(--bbt-primary); }
#bunden-ban-app .main-cap-status { padding: 3px 10px; border-radius: 4px; font-weight: 700; }
#bunden-ban-app .main-cap-status.ok { background: #e8f5ec; color: #1e7e34; }
#bunden-ban-app .main-cap-status.caution { background: #fff8e1; color: #8b6f00; }
#bunden-ban-app .main-cap-status.warn { background: #fde8e6; color: #b03a2e; font-weight: 800; }

/* Layout */
#bunden-ban-app .layout-stage { background: #f0f3f7; padding: 24px; border-radius: 8px; overflow: auto; min-height: 400px; display: flex; justify-content: center; }
#bunden-ban-app .layout-canvas { background: #fafbfc; border: 2px solid #2c4f7e; border-radius: 6px; padding: 18px 14px; min-width: 540px; max-width: 760px; width: 100%; box-shadow: 0 6px 18px rgba(0,0,0,0.12); transform-origin: top center; }
#bunden-ban-app .layout-title { text-align: center; font-size: 16px; font-weight: 700; color: var(--bbt-primary); border-bottom: 1.5px solid #2c4f7e; padding-bottom: 6px; margin-bottom: 12px; }
#bunden-ban-app .layout-meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 14px; font-size: 12px; margin-bottom: 14px; }
#bunden-ban-app .layout-meta .k { color: #555; font-weight: 600; }
#bunden-ban-app .layout-meta .v { color: #1a1a1a; }
#bunden-ban-app .main-breaker { border: 2px solid #2c4f7e; background: linear-gradient(180deg,#e3ecf6,#d0dff0); padding: 8px 12px; border-radius: 6px; margin-bottom: 14px; text-align: center; font-size: 13px; font-weight: 700; color: #1f3a5f; }
#bunden-ban-app .main-breaker .mb-label { font-size: 11px; font-weight: 600; color: #555; margin-bottom: 2px; }
#bunden-ban-app .layout-grid { display: grid; grid-template-columns: 1fr 50px 1fr; gap: 4px 6px; }
#bunden-ban-app .layout-grid .col-l, #bunden-ban-app .layout-grid .col-r { display: flex; flex-direction: column; gap: 4px; }
#bunden-ban-app .layout-grid .col-c { background: #f0f3f7; border-left: 1px solid #c4c8cf; border-right: 1px solid #c4c8cf; display: flex; flex-direction: column; align-items: center; padding-top: 4px; }
#bunden-ban-app .layout-grid .col-c .bus-label { font-size: 9.5px; color: #666; writing-mode: vertical-rl; margin-top: 14px; }
#bunden-ban-app .brk { border: 1.5px solid #2c4f7e; border-radius: 4px; background: #fff; padding: 5px 6px; display: grid; grid-template-columns: 26px 56px 1fr; gap: 3px; align-items: center; font-size: 11.5px; min-height: 38px; }
/* .brk.right ルール削除済み: 左右どちらの列もNo→Spec→Name順で統一 */
#bunden-ban-app .brk.spare { background: #f5f5f5; border-style: dashed; color: #888; }
#bunden-ban-app .brk .b-no { background: var(--bbt-accent); color: #fff !important; font-weight: 700; border-radius: 3px; text-align: center; padding: 2px 0; }
#bunden-ban-app .brk.spare .b-no { background: #999; }
#bunden-ban-app .brk .b-spec { text-align: center; font-weight: 700; color: #1f3a5f; background: #eef2f7; border-radius: 3px; padding: 2px 4px; line-height: 1.2; }
#bunden-ban-app .brk .b-spec small { display: block; font-weight: 400; font-size: 9.5px; color: #666; }
#bunden-ban-app .brk .b-name { line-height: 1.25; padding: 0 4px; }
#bunden-ban-app .brk .b-name .b-load { display: block; font-size: 9.5px; color: #666; margin-top: 1px; }
/* .brk.right .b-name 右寄せ解除 */
#bunden-ban-app .layout-foot { margin-top: 14px; padding-top: 8px; border-top: 1px dashed #c4c8cf; display: flex; justify-content: space-between; font-size: 11px; color: #555; }
#bunden-ban-app .layout-phase-summary { margin-top: 12px; padding: 8px 10px; background: #fbfcfe; border: 1px solid #c4c8cf; border-radius: 4px; font-size: 11px; display: flex; flex-direction: column; gap: 4px; }
#bunden-ban-app .layout-phase-summary .ps-title { font-weight: 700; color: #1f3a5f; font-size: 12px; }
#bunden-ban-app .layout-phase-summary .ps-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
#bunden-ban-app .layout-phase-summary .ps-cell { padding: 1px 6px; border: 1px solid #c4c8cf; background: #fff; border-radius: 3px; }
#bunden-ban-app .layout-phase-summary .ps-cell.line { background: #e3ecf6; border-color: #4a7ab8; font-weight: 600; }

/* Schematic */
#bunden-ban-app .schematic-stage { background: #f0f3f7; padding: 18px; border-radius: 8px; overflow: auto; min-height: 420px; }
#bunden-ban-app #schematic-canvas { background: #fff; border: 1px solid #c4c8cf; border-radius: 6px; padding: 16px; display: inline-block; min-width: 100%; box-shadow: 0 4px 14px rgba(0,0,0,0.06); }
#bunden-ban-app #schematic-canvas svg { display: block; max-width: 100%; height: auto; }
#bunden-ban-app .sch-rect { fill: #fff; stroke: #1f3a5f; stroke-width: 1.6; }
#bunden-ban-app .sch-rect-main { fill: #e3ecf6; stroke: #1f3a5f; stroke-width: 2; }
#bunden-ban-app .sch-rect-spare { fill: #f5f5f5; stroke: #888; stroke-dasharray: 3 2; }
#bunden-ban-app .sch-load { fill: #fff8e1; stroke: #b08800; stroke-width: 1.4; }
#bunden-ban-app .sch-line { stroke: #1f3a5f; stroke-width: 1.6; fill: none; }
#bunden-ban-app .sch-bus { stroke: #1f3a5f; stroke-width: 3.5; fill: none; }
#bunden-ban-app .sch-text { font-family: "Yu Gothic","Meiryo",sans-serif; fill: #1a1a1a; font-size: 11px; }
#bunden-ban-app .sch-text-small { font-size: 9.5px; fill: #555; }
#bunden-ban-app .sch-text-bold { font-weight: 700; fill: #1f3a5f; }
#bunden-ban-app .sch-text-center { text-anchor: middle; }
#bunden-ban-app .sch-source-arrow { fill: #1f3a5f; }

/* Print preview */
#bunden-ban-app .bd-toolbar { display: flex; gap: 10px; padding: 10px 14px; flex-wrap: wrap; background: #f7f9fc; border-bottom: 1px solid #e0e3e7; align-items: center; border-radius: 6px; }
#bunden-ban-app .bd-toolbar label { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; font-size: 12.5px; }
#bunden-ban-app .doc.print-doc { background: #fff; padding: 24px; margin-top: 14px; border: 1px solid #d6dae0; border-radius: 6px; min-height: 700px; box-shadow: 0 1px 4px rgba(0,0,0,0.05); }
#bunden-ban-app .doc.print-doc .table-circuits { margin-top: 16px; width: 100%; border-collapse: collapse; font-size: 11px; }
#bunden-ban-app .doc.print-doc .table-circuits th, #bunden-ban-app .doc.print-doc .table-circuits td { border: 1px solid #555; padding: 4px 5px; }
#bunden-ban-app .doc.print-doc .table-circuits th { background: #e3ecf6; text-align: center; font-weight: 600; }
#bunden-ban-app .doc.print-doc .table-circuits td.center { text-align: center; }
#bunden-ban-app .doc.print-doc .table-circuits td.num { text-align: right; }
#bunden-ban-app .doc.print-doc h2 { font-size: 18px; text-align: center; border-bottom: 2px solid #2c4f7e; padding-bottom: 4px; margin-bottom: 12px; color: var(--bbt-primary); }

/* Title block */
#bunden-ban-app .title-block { border: 2px solid #1f3a5f; background: #fff; padding: 8px 12px; margin-bottom: 14px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px 16px; font-size: 11px; }
#bunden-ban-app .title-block .tb-cell { display: flex; flex-direction: column; }
#bunden-ban-app .title-block .tb-k { font-size: 9.5px; color: #666; font-weight: 600; }
#bunden-ban-app .title-block .tb-v { font-weight: 600; color: #1f3a5f; }
#bunden-ban-app .title-block .tb-cell.full { grid-column: span 4; border-bottom: 1px solid #c4c8cf; padding-bottom: 4px; margin-bottom: 4px; }
#bunden-ban-app .title-block .tb-cell.full .tb-v { font-size: 16px; text-align: center; }

/* Glossary */
#bunden-ban-app .glossary-item { padding: 12px 14px; margin-bottom: 8px; background: #f7f9fc; border-left: 3px solid var(--bbt-accent); border-radius: 4px; }
#bunden-ban-app .glossary-item.hidden { display: none; }
#bunden-ban-app .glossary-term { font-weight: 700; color: var(--bbt-primary); font-size: 14px; margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
#bunden-ban-app .glossary-term .gt-tag { font-size: 10.5px; font-weight: 600; padding: 1px 6px; background: #e3ecf6; color: var(--bbt-accent); border-radius: 3px; }
#bunden-ban-app .glossary-desc { font-size: 12.5px; color: #333; line-height: 1.7; }
#bunden-ban-app .glossary-desc b { color: var(--bbt-primary); }

/* Tutorial */
#bunden-ban-app #tut-content { font-size: 13.5px; line-height: 1.8; }
#bunden-ban-app #tut-content h3 { font-size: 16px; color: var(--bbt-primary); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
#bunden-ban-app #tut-content .tut-icon { font-size: 22px; }
#bunden-ban-app #tut-content p { margin-bottom: 8px; }
#bunden-ban-app #tut-content .tut-action { background: #fff8e1; border: 1px dashed #d4a017; border-radius: 4px; padding: 8px 12px; margin: 8px 0; font-size: 12.5px; }
#bunden-ban-app .tut-progress { display: flex; gap: 4px; margin-top: 10px; }
#bunden-ban-app .tut-progress .tp-dot { flex: 1; height: 4px; background: #e0e3e7; border-radius: 2px; }
#bunden-ban-app .tut-progress .tp-dot.done { background: var(--bbt-accent); }
#bunden-ban-app .tut-progress .tp-dot.current { background: var(--bbt-accent); box-shadow: 0 0 0 2px rgba(74,122,184,0.3); }

/* Print */
@page { size: A4 portrait; margin: 10mm; }
@media print {
  body * { visibility: hidden !important; }
  #bunden-ban-app, #bunden-ban-app * { visibility: visible !important; }
  #bunden-ban-app { margin: 0; padding: 0; background: #fff !important; }
  #bunden-ban-app header, #bunden-ban-app .panel, #bunden-ban-app .bd-toolbar, #bunden-ban-app #view-input, #bunden-ban-app #view-layout, #bunden-ban-app #view-schematic, #bunden-ban-app .modal-bg, #bunden-ban-app .bbt-tooltip, #bunden-ban-app .no-print { display: none !important; }
  #bunden-ban-app #view-print { display: block !important; }
  #bunden-ban-app .doc.print-doc { margin: 0 !important; padding: 0 !important; border: 0 !important; min-height: 0 !important; width: 100% !important; box-shadow: none !important; }
  #bunden-ban-app .layout-canvas { box-shadow: none !important; max-width: 100% !important; page-break-inside: avoid; }
  #bunden-ban-app #schematic-canvas { box-shadow: none !important; border: 0 !important; padding: 0 !important; page-break-inside: avoid; }
  #bunden-ban-app .doc.print-doc .sch-block, #bunden-ban-app .doc.print-doc .calc-block { page-break-before: always; }
}

/* === 計算表 (Calculation Table) === */
#bunden-ban-app .calc-section { background: #fff; border: 1px solid #d6dae0; border-radius: 8px; margin-bottom: 14px; overflow: hidden; }
#bunden-ban-app .calc-section-h { background: linear-gradient(180deg,#eef4fb,#dfe9f3); padding: 10px 14px; font-weight: 700; color: var(--bbt-primary); border-bottom: 1px solid #d6dae0; font-size: 13.5px; display: flex; align-items: center; gap: 8px; }
#bunden-ban-app .calc-section-h .calc-icon { font-size: 18px; }
#bunden-ban-app .calc-section-b { padding: 14px 18px; }
#bunden-ban-app .calc-step { margin-bottom: 8px; font-size: 12.5px; }
#bunden-ban-app .calc-label { font-weight: 600; color: #555; font-size: 11.5px; margin-bottom: 3px; }
#bunden-ban-app .calc-formula { background: #f7f9fc; border-left: 3px solid var(--bbt-accent); padding: 8px 12px; margin: 4px 0 8px; font-family: "SF Mono","Consolas","Courier New",monospace; font-size: 12px; line-height: 1.7; white-space: pre-wrap; overflow-x: auto; color: #1f3a5f; }
#bunden-ban-app .calc-formula b { color: #b03a2e; }
#bunden-ban-app .calc-formula .calc-eq { color: #1e7e34; font-weight: 700; }
#bunden-ban-app .calc-result-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; padding: 6px 10px; background: #fff8e1; border: 1px solid #d4a017; border-radius: 4px; font-weight: 600; margin: 6px 0; font-size: 13px; }
#bunden-ban-app .calc-result-row b { color: #b03a2e; font-size: 14px; padding: 0 4px; }
#bunden-ban-app .calc-ref { padding: 10px 12px; background: #f0f4f8; border-left: 3px solid #6b9bd1; font-size: 11.5px; color: #444; margin-top: 10px; line-height: 1.7; border-radius: 0 4px 4px 0; }
#bunden-ban-app .calc-ref b { color: var(--bbt-primary); }
#bunden-ban-app .calc-ref .calc-quote { display: block; padding-left: 8px; border-left: 2px solid #c4c8cf; margin: 4px 0 2px; color: #555; font-style: italic; }
#bunden-ban-app .calc-table { width: 100%; border-collapse: collapse; font-size: 11.5px; margin: 8px 0; }
#bunden-ban-app .calc-table th { background: #eef4fb; padding: 6px 8px; border: 1px solid #c4c8cf; color: var(--bbt-primary); font-weight: 600; text-align: center; }
#bunden-ban-app .calc-table td { padding: 5px 8px; border: 1px solid #e0e3e7; }
#bunden-ban-app .calc-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
#bunden-ban-app .calc-table td.center { text-align: center; }
#bunden-ban-app .calc-table tr.hl { background: #fff8e1; font-weight: 700; }
#bunden-ban-app .calc-verdict { padding: 6px 14px; border-radius: 6px; font-weight: 700; display: inline-block; margin-top: 6px; }
#bunden-ban-app .calc-verdict.ok { background: #e8f5ec; color: #1e7e34; border: 1px solid #1e7e34; }
#bunden-ban-app .calc-verdict.caution { background: #fff8e1; color: #8b6f00; border: 1px solid #d4a017; }
#bunden-ban-app .calc-verdict.warn { background: #fde8e6; color: #b03a2e; border: 1px solid #b03a2e; }
#bunden-ban-app #calc-content table.calc-table td.vd-ok { color: #1e7e34; font-weight: 600; }
#bunden-ban-app #calc-content table.calc-table td.vd-caution { color: #8b6f00; font-weight: 700; background: #fff8e1; }
#bunden-ban-app #calc-content table.calc-table td.vd-warn { color: #b03a2e; font-weight: 800; background: #fde8e6; }
#bunden-ban-app .calc-empty { text-align: center; padding: 40px; color: #888; font-size: 13px; }
#bunden-ban-app .calc-empty .calc-empty-icon { font-size: 36px; margin-bottom: 8px; }

/* Print: include calc */
@media print {
  #bunden-ban-app #view-calc { display: none !important; }
}

/* Ground (アース) column */
#bunden-ban-app table.items td.ground-cell { text-align: center; }
#bunden-ban-app table.items td.ground-cell input[type="checkbox"] { width: 16px; height: 16px; }
#bunden-ban-app .wire-with-ground { color: var(--bbt-success); font-weight: 600; }
#bunden-ban-app .calc-row-formula { font-family: "SF Mono","Consolas",monospace; font-size: 10.5px; color: #666; padding: 4px 8px; background: #fafbfd; border-top: 1px dashed #e0e3e7; }

/* Cable allowable table */
#bunden-ban-app #cable-table-wrap { width: 100%; overflow-x: auto; }
#bunden-ban-app .cable-table { width: 100%; border-collapse: collapse; font-size: 12px; }
#bunden-ban-app .cable-table th { background: #eef4fb; padding: 6px 8px; border: 1px solid #c4c8cf; color: #1f3a5f; font-weight: 600; text-align: center; font-size: 11.5px; position: sticky; top: 0; z-index: 1; }
#bunden-ban-app .cable-table td { padding: 4px 6px; border: 1px solid #e0e3e7; }
#bunden-ban-app .cable-table td input, #bunden-ban-app .cable-table td select { width: 100%; padding: 4px 6px; border: 1px solid #e0e3e7; border-radius: 3px; font-size: 12px; background: #fdfdfd !important; }
#bunden-ban-app .cable-table td input:focus { outline: 2px solid #4a7ab8; outline-offset: -1px; }
#bunden-ban-app .cable-table td.center { text-align: center; }
#bunden-ban-app .cable-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
#bunden-ban-app .cable-table tbody tr:hover { background: #fff8e1; }
#bunden-ban-app .cable-table tbody tr.cable-vvf { background: #fafbfd; }
#bunden-ban-app .cable-table tbody tr.cable-iv { background: #f5f7fa; }
#bunden-ban-app .cable-table tbody tr.cable-cv { background: #f0f4f8; }
#bunden-ban-app .cable-table .cable-del { background: #fff !important; color: #b03a2e !important; border: 1px solid #b03a2e; padding: 3px 8px; border-radius: 4px; cursor: pointer; font-size: 11px; }