/* ===== SlideDoc Editor — UI styles ===== */
:root {
  --bg: #0f172a;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --line: #e2e8f0;
  --line-2: #cbd5e1;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --shadow: 0 1px 3px rgba(15, 23, 42, .12), 0 8px 24px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: 'Inter', 'Noto Sans JP', -apple-system, sans-serif;
  color: var(--text);
  background: #eef1f6;
}

/* ---- root layout ---- */
.se-root { display: flex; flex-direction: column; height: 100vh; }

.se-topbar {
  display: flex; align-items: center; gap: 10px;
  height: 54px; padding: 0 14px;
  background: #fff; border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
  flex: 0 0 auto; overflow-x: auto;
}
.se-brand { display: flex; align-items: center; gap: 7px; font-weight: 800; letter-spacing: -.02em; font-size: 15px; flex: 0 0 auto; }
.se-brand .se-ico { color: var(--accent); }
.se-topspacer { flex: 1 1 0; min-width: 0; }
.se-topgroup { display: flex; align-items: center; gap: 3px; padding: 0 6px; border-left: 1px solid var(--line); flex: 0 0 auto; }
.se-topgroup:first-of-type { border-left: none; }
/* 上部バー内の要素は縮めない/折り返さない（詰まって潰れるのを防ぐ。狭ければ横スクロール） */
.se-brand, .se-topbtn, .se-topgroup { flex-shrink: 0; }
.se-aibtn, .se-tplbtn, .se-labelbtn, .se-tool { white-space: nowrap; }
.se-topbtn {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  border: 1px solid transparent; background: #fff; color: var(--muted);
  height: 34px; padding: 0 10px; border-radius: 9px; cursor: pointer; font-size: 13px; font-weight: 600;
}
.se-topbtn:hover { background: var(--panel-2); color: var(--text); }
.se-iconbtn { width: 36px; padding: 0; }
.se-labelbtn { color: var(--text); }
.se-labelbtn .se-ico { color: var(--accent); }
.se-labelbtn:hover { background: var(--accent-soft); }
.se-aibtn {
  background: linear-gradient(135deg, #2563eb, #7c3aed); color: #fff; border: none;
  padding: 0 14px; font-weight: 700; box-shadow: 0 2px 8px rgba(37,99,235,.35);
}
.se-aibtn .se-ico { color: #fff; }
.se-aibtn:hover { background: linear-gradient(135deg, #1d4ed8, #6d28d9); color: #fff; filter: brightness(1.05); }
.se-zoom { font-variant-numeric: tabular-nums; width: 44px; text-align: center; color: var(--muted); font-size: 13px; }
.se-range { width: 100%; accent-color: var(--accent); }

/* template dropdown button + menu */
.se-tplbtn { border: 1px solid var(--line); color: var(--text); }
.se-tplbtn .se-ico { color: var(--accent); }
.se-tplbtn .se-caret { opacity: .6; margin-left: 1px; }
/* 挿入/出力 プルダウンボタン + 選択ボタンのアクティブ表示 */
.se-menubtn { border: 1px solid var(--line); color: var(--text); }
.se-menubtn .se-ico { color: var(--accent); }
.se-menubtn .se-caret { opacity: .55; margin-left: 1px; }
.se-menubtn:hover, .se-menubtn.open { background: var(--panel-2); border-color: var(--line-2); }
.se-topbtn.active { background: var(--accent-soft); color: var(--accent); border-color: #bfdbfe; }
.se-tplbtn:hover, .se-tplbtn.open { background: var(--panel-2); border-color: var(--line-2); }
.se-tpl-menu {
  position: fixed; z-index: 1200; width: 360px; background: #fff;
  border: 1px solid var(--line); border-radius: 14px; padding: 12px;
  box-shadow: 0 16px 48px rgba(15, 23, 42, .22);
}
.se-tpl-menu-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 2px 2px 10px; }
.se-tpl-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; max-height: 60vh; overflow-y: auto; }
.se-tpl-card { cursor: pointer; border-radius: 10px; padding: 4px; transition: background .1s; }
.se-tpl-card:hover { background: var(--accent-soft); }
.se-tpl-card-frame { width: 150px; height: 84.4px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: #fff; }
.se-tpl-card:hover .se-tpl-card-frame { border-color: var(--accent); }
.se-tpl-card-scale { transform-origin: 0 0; pointer-events: none; }
.se-tpl-card-name { display: block; font-size: 12px; font-weight: 600; color: var(--text); text-align: center; margin-top: 5px; }

.se-main { display: flex; flex: 1 1 auto; min-height: 0; position: relative; }

/* ---- パネルの折りたたみ / 幅ドラッグ ---- */
.se-resizer { flex: 0 0 6px; cursor: col-resize; position: relative; z-index: 6; }
.se-resizer::after { content: ''; position: absolute; left: 2px; top: 0; bottom: 0; width: 2px; background: transparent; transition: background .1s; }
.se-resizer:hover::after, .se-resizer.dragging::after { background: var(--accent); }
.se-collapse-btn { border: none; background: transparent; cursor: pointer; color: var(--muted); display: inline-flex; align-items: center; justify-content: center; padding: 3px; border-radius: 6px; flex: 0 0 auto; }
.se-collapse-btn:hover { background: var(--panel-2); color: var(--text); }
.se-collapse-right { margin-left: auto; }
.se-expand {
  position: absolute; top: 14px; width: 26px; height: 40px;
  border: 1px solid var(--line); background: #fff; border-radius: 9px;
  display: none; align-items: center; justify-content: center; cursor: pointer;
  color: var(--muted); z-index: 20; box-shadow: 0 2px 8px rgba(15, 23, 42, .12);
}
.se-expand:hover { color: var(--accent); border-color: #bfdbfe; }
.se-expand-left { left: 10px; }
.se-expand-right { right: 10px; }
.se-main.left-collapsed .se-slidenav { width: 0 !important; min-width: 0; padding: 0; border: 0; overflow: hidden; }
.se-main.left-collapsed .se-resizer-left { display: none; }
.se-main.left-collapsed .se-expand-left { display: flex; }
.se-main.right-collapsed .se-right { width: 0 !important; min-width: 0; border: 0; overflow: hidden; }
.se-main.right-collapsed .se-resizer-right { display: none; }
.se-main.right-collapsed .se-expand-right { display: flex; }

/* ---- tools: 上部バーにタブ状にまとめる（横並び） ---- */
.se-left { display: none; }  /* 旧・左ツール列は廃止 */
.se-toolgroup { gap: 2px; }
.se-toolbar { display: flex; flex-direction: row; align-items: center; gap: 2px; }
.se-tool {
  display: inline-flex; flex-direction: row; align-items: center; gap: 5px;
  border: 1px solid transparent; background: transparent; border-radius: 9px;
  height: 34px; padding: 0 10px; cursor: pointer; color: var(--muted); white-space: nowrap;
}
.se-tool .ico { display: flex; align-items: center; justify-content: center; line-height: 1; }
.se-tool .lbl { font-size: 12px; font-weight: 600; }
.se-tool:hover { background: var(--panel-2); }
.se-tool.active { background: var(--accent-soft); color: var(--accent); border-color: #bfdbfe; }

/* ---- center (canvas) ---- */
.se-center { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }

/* ---- slide navigator: 左の縦パネル（Google Slides風） ---- */
.se-slidenav { flex: 0 0 auto; width: 204px; background: #fff; border-right: 1px solid var(--line); padding: 12px; display: flex; flex-direction: column; min-height: 0; }
.se-slidenav-head { display: flex; flex-direction: column; align-items: stretch; gap: 8px; margin-bottom: 10px; flex: 0 0 auto; }
.se-slidenav-title { font-size: 12px; font-weight: 700; color: var(--muted); }
.se-slidenav-add { display: inline-flex; align-items: center; justify-content: center; gap: 4px; border: 1px solid var(--line); background: #fff; border-radius: 8px; height: 32px; padding: 0 12px; cursor: pointer; font-size: 13px; color: var(--accent); font-weight: 600; }
.se-slidenav-add:hover { background: var(--accent-soft); border-color: #bfdbfe; }
.se-slidenav-add .se-ico { stroke-width: 2.2; }
.se-slidenav-strip { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; overflow-y: auto; overflow-x: hidden; padding: 4px 2px 8px; flex: 1 1 auto; }
.se-thumb { position: relative; flex: 0 0 auto; cursor: grab; display: flex; align-items: center; gap: 8px; }
.se-thumb:active { cursor: grabbing; }
.se-thumb-dragging { opacity: .4; }
.se-thumb-indicator { position: absolute; left: 6px; right: 6px; height: 3px; background: var(--accent); border-radius: 2px; pointer-events: none; opacity: 0; transition: opacity .08s, top .06s; box-shadow: 0 0 0 2px rgba(37,99,235,.2); }
.se-thumb-indicator.show { opacity: 1; }
.se-thumb-no { position: absolute; left: -2px; top: -2px; z-index: 2; background: #0f172a; color: #fff; font-size: 11px; font-weight: 700; min-width: 18px; height: 18px; border-radius: 6px; display: grid; place-items: center; padding: 0 4px; }
.se-thumb.active .se-thumb-no { background: var(--accent); }
.se-thumb-frame { width: 152px; height: 85.5px; border: 2px solid var(--line); border-radius: 8px; overflow: hidden; background: #fff; box-shadow: 0 1px 3px rgba(15,23,42,.08); }
.se-thumb.active .se-thumb-frame { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,.18); }
.se-thumb-scale { transform-origin: 0 0; pointer-events: none; }
.se-thumb-tools { position: absolute; right: 4px; bottom: 6px; display: none; gap: 3px; background: rgba(15,23,42,.78); border-radius: 7px; padding: 3px; }
.se-thumb:hover .se-thumb-tools { display: flex; }
.se-thumb-btn { border: none; background: transparent; color: #e2e8f0; cursor: pointer; padding: 2px; border-radius: 5px; display: grid; place-items: center; }
.se-thumb-btn:hover { background: rgba(255,255,255,.18); color: #fff; }
.se-thumb-btn .se-ico { width: 15px; height: 15px; }
.se-viewport {
  position: relative; flex: 1 1 auto; overflow: auto;
  background:
    linear-gradient(45deg, #e8ecf2 25%, transparent 25%) -10px 0 / 20px 20px,
    linear-gradient(-45deg, #e8ecf2 25%, transparent 25%) -10px 0 / 20px 20px,
    linear-gradient(45deg, transparent 75%, #e8ecf2 75%) -10px 0 / 20px 20px,
    linear-gradient(-45deg, transparent 75%, #e8ecf2 75%) -10px 0 / 20px 20px,
    #f1f4f9;
  /* 収まる時は中央寄せ／はみ出す時は端から全方向スクロール（safe）。周囲に余白で見渡しやすく。 */
  display: grid; place-items: safe center; padding: 48px;
}
.se-viewport[data-tool="text"], .se-viewport[data-tool="rect"], .se-viewport[data-tool="ellipse"],
.se-viewport[data-tool="arrow"], .se-viewport[data-tool="image"], .se-viewport[data-tool="chart"] { cursor: crosshair; }
.se-scaler { flex: 0 0 auto; }
.se-stage-host { position: relative; box-shadow: var(--shadow); transform-origin: 0 0; }
.se-stage { user-select: none; }
.se-stage .se-el { user-select: none; cursor: move; }

/* overlay for handles/guides (screen px, over the viewport).
   枠やガイドは透過させ、要素本体のドラッグ移動を奪わない。掴むのはハンドルのみ。 */
.se-overlay { position: absolute; inset: 0; pointer-events: none; z-index: 50; }
.se-overlay, .se-overlay * { pointer-events: none; }
.se-handle, .se-rotor, .se-inline-editor { pointer-events: auto; }

.se-frame { position: absolute; border: 1.5px solid var(--accent); box-sizing: border-box; }
.se-frame-group { border-style: dashed; }
.se-handle {
  position: absolute; width: 11px; height: 11px; background: #fff;
  border: 1.5px solid var(--accent); border-radius: 2px;
  transform: translate(-50%, -50%); box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.se-endpoint { border-radius: 50%; background: var(--accent); }
.se-rotor {
  position: absolute; width: 12px; height: 12px; background: #fff;
  border: 1.5px solid var(--accent); border-radius: 50%;
  transform: translate(-50%, -22px); cursor: grab;
}
.se-rotor::after { content: ''; position: absolute; left: 50%; top: 12px; width: 1.5px; height: 10px; background: var(--accent); transform: translateX(-50%); }
.se-marquee { position: absolute; border: 1px solid var(--accent); background: rgba(37, 99, 235, .1); }
.se-guide { position: absolute; background: #ef4444; }
.se-guide-v { width: 1px; }
.se-guide-h { height: 1px; }

.se-inline-editor { z-index: 60; outline: 2px solid var(--accent); background: rgba(255,255,255,.4); overflow: hidden; }

/* ---- right panel ---- */
.se-right { width: 320px; background: #fff; border-left: 1px solid var(--line); display: flex; flex-direction: column; flex: 0 0 auto; }
.se-tabs { display: flex; flex-direction: column; height: 100%; min-height: 0; }
.se-tabhead { display: flex; border-bottom: 1px solid var(--line); flex: 0 0 auto; }
.se-tab { flex: 1; border: none; background: none; padding: 12px 0; cursor: pointer; color: var(--muted); font-size: 13px; border-bottom: 2px solid transparent; }
.se-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.se-tabpane { display: none; flex: 1 1 auto; overflow-y: auto; min-height: 0; }
.se-tabpane.active { display: block; }
.se-panel-body, .se-ai { padding: 14px; }

.se-sec-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 16px 0 8px; }
.se-sec-title:first-child { margin-top: 0; }
.se-field { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.se-field-label { width: 56px; flex: 0 0 auto; font-size: 12px; color: var(--muted); }
.se-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.se-grid2 .se-field { margin-bottom: 0; }
.se-grid2 .se-field-label { width: 32px; }

.se-num, .se-text-input, .se-select, .se-textarea {
  width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 7px;
  padding: 6px 8px; font-size: 13px; font-family: inherit; background: #fff; color: var(--text);
}
.se-num:focus, .se-text-input:focus, .se-select:focus, .se-textarea:focus { outline: none; border-color: var(--accent); }
.se-textarea { resize: vertical; }
.se-color { display: flex; gap: 6px; width: 100%; }
.se-color input[type=color] { width: 34px; height: 32px; padding: 0; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.se-color-text { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 7px; padding: 6px 8px; font-size: 12px; font-family: monospace; }
.se-btnrow { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 8px; }
.se-toggle { border: 1px solid var(--line); background: #fff; border-radius: 7px; min-width: 34px; height: 32px; padding: 0 8px; cursor: pointer; font-size: 13px; }
.se-toggle.active { background: var(--accent-soft); border-color: #bfdbfe; color: var(--accent); }
.se-align { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; margin-bottom: 10px; }
.se-hint { font-size: 12px; color: var(--muted); line-height: 1.5; }
.se-file { font-size: 12px; }

.se-add-btn { width: 100%; border: 1px dashed var(--line-2); background: var(--panel-2); border-radius: 8px; padding: 8px; cursor: pointer; font-size: 13px; color: var(--accent); margin-top: 6px; }
.se-add-btn:hover { background: var(--accent-soft); }

/* chart series + datagrid */
.se-series-row { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.se-series-row input[type=color] { width: 28px; height: 28px; padding: 0; border: 1px solid var(--line); border-radius: 6px; }
.se-mini-del { border: none; background: #fee2e2; color: #dc2626; border-radius: 6px; width: 24px; height: 24px; cursor: pointer; font-size: 14px; line-height: 1; }
.se-datagrid { width: 100%; border-collapse: collapse; font-size: 12px; }
.se-datagrid th { text-align: left; color: var(--muted); font-weight: 600; padding: 2px 4px; font-size: 11px; }
.se-datagrid td { padding: 2px; }
.se-datagrid input { width: 100%; min-width: 40px; border: 1px solid var(--line); border-radius: 5px; padding: 4px; font-size: 12px; }

/* layers */
.se-layer { display: flex; align-items: center; gap: 4px; padding: 6px 8px; border-radius: 8px; cursor: pointer; }
.se-layer:hover { background: var(--panel-2); }
.se-layer.sel { background: var(--accent-soft); }
.se-layer-type { width: 22px; display: grid; place-items: center; color: var(--muted); flex: 0 0 auto; }
.se-layer-name { flex: 1; min-width: 0; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.se-layer-icon { border: none; background: none; cursor: pointer; padding: 3px; border-radius: 5px; line-height: 1; opacity: .65; color: var(--muted); display: grid; place-items: center; }
.se-layer-icon:hover { background: rgba(0,0,0,.06); opacity: 1; }

/* ---- modal ---- */
.se-modal-backdrop {
  position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center;
  background: rgba(15, 23, 42, .42); backdrop-filter: blur(3px);
  opacity: 0; transition: opacity .16s ease;
}
.se-modal-backdrop.show { opacity: 1; }
.se-modal {
  width: min(420px, calc(100vw - 40px)); background: #fff; border-radius: 16px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, .35); padding: 22px 22px 18px;
  transform: translateY(8px) scale(.98); transition: transform .16s ease;
}
.se-modal-backdrop.show .se-modal { transform: none; }
.se-modal-title { font-size: 16px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.se-modal-msg { font-size: 14px; color: var(--muted); line-height: 1.6; }
.se-modal-input {
  width: 100%; margin-top: 14px; border: 1px solid var(--line); border-radius: 9px;
  padding: 10px 12px; font-size: 14px; font-family: inherit;
}
.se-modal-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37, 99, 235, .15); }
.se-modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }
.se-modal-btn { height: 38px; padding: 0 18px; border-radius: 9px; font-size: 14px; font-weight: 600; cursor: pointer; border: 1px solid transparent; }
.se-modal-btn.ghost { background: #fff; border-color: var(--line); color: var(--muted); }
.se-modal-btn.ghost:hover { background: var(--panel-2); }
.se-modal-btn.primary { background: var(--accent); color: #fff; }
.se-modal-btn.primary:hover { background: #1d4ed8; }
.se-modal-btn.primary.danger { background: #dc2626; }
.se-modal-btn.primary.danger:hover { background: #b91c1c; }

/* ---- toast ---- */
.se-toast-wrap { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 1100; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.se-toast {
  display: flex; align-items: center; gap: 10px; background: #0f172a; color: #f1f5f9;
  padding: 11px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 500;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .35);
  opacity: 0; transform: translateY(10px); transition: opacity .2s ease, transform .2s ease;
}
.se-toast.show { opacity: 1; transform: none; }
.se-toast-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: 0 0 auto; }
.se-toast.success .se-toast-dot { background: #22c55e; }
.se-toast.error .se-toast-dot { background: #ef4444; }

/* ---- context menu ---- */
.se-context-menu {
  position: fixed; z-index: 1200; min-width: 192px; background: #fff;
  border: 1px solid var(--line); border-radius: 12px; padding: 6px;
  box-shadow: 0 12px 40px rgba(15, 23, 42, .22);
}
.se-context-item {
  display: flex; align-items: center; gap: 10px; width: 100%; border: none; background: none;
  padding: 8px 10px; border-radius: 8px; cursor: pointer; font-size: 13px; color: var(--text); text-align: left;
}
.se-context-item .lbl { flex: 1; }
.se-context-item .key { color: var(--slate2, #94a3b8); font-size: 11px; }
.se-context-item .se-ico { color: var(--muted); }
.se-context-item:hover { background: var(--panel-2); }
.se-context-item.danger { color: #dc2626; }
.se-context-item.danger:hover { background: #fef2f2; }
.se-context-item.danger .se-ico { color: #dc2626; }
.se-context-item.disabled { opacity: .4; cursor: default; }
.se-context-item.disabled:hover { background: none; }
.se-context-sep { height: 1px; background: var(--line); margin: 5px 6px; }

/* ---- pan ---- */
.se-viewport.se-pan { cursor: grab; }
.se-viewport.se-panning { cursor: grabbing; }