/* ==========================================================================
   Audit2Build — LP Coding 作業画面
   レイアウト: 固定2段ヘッダー（紺のタブ帯 52px＋白の操作バー 60px）
               左: 入力元と目次の固定レール 300px ／ 右: 3つの入力パネル（6列グリッド）
   範囲: すべて .lpc 配下。既存の全体CSS（nav a / label / input / button）より後に読み込む。
   ========================================================================== */

.lpc{
  --lpc-bg:#f2f4f7;
  --lpc-surface:#ffffff;
  --lpc-surface-2:#f6f8fa;
  --lpc-ink:#0f2135;
  --lpc-ink-2:#34495e;
  --lpc-muted:#5a6a7c;
  --lpc-line:#e1e7ee;
  --lpc-line-2:#c5cfda;
  --lpc-line-3:#9fb0c2;

  --lpc-navy:#132f4c;
  --lpc-navy-hover:#1c4068;
  --lpc-band:#0d2239;
  --lpc-on-band:#ffffff;
  --lpc-on-band-2:#c3cdd8;
  --lpc-on-band-3:#8798ab;
  --lpc-band-accent:#7fb8ee;
  --lpc-band-hover:rgba(255,255,255,.07);

  --lpc-blue:#0b67a8;
  --lpc-blue-hover:#08558c;
  --lpc-blue-tint:#edf4fb;
  --lpc-blue-tint-line:#b9d4ee;
  --lpc-focus:#1f6fc0;
  --lpc-focus-ring:rgba(31,111,192,.22);

  --lpc-sug-bg:#e9f3fd;
  --lpc-sug-line:#78afe3;
  --lpc-sug-ink:#0a467a;

  --lpc-ok:#13703f;
  --lpc-ok-bg:#e6f4ec;
  --lpc-warn:#8a5300;
  --lpc-warn-dot:#d08a12;
  --lpc-danger:#b42318;
  --lpc-danger-bg:#fdf0ef;
  --lpc-toast-bg:#0f2135;
  --lpc-toast-ink:#ffffff;

  --lpc-shadow-1:0 1px 2px rgba(15,33,53,.05);
  --lpc-shadow-2:0 1px 2px rgba(15,33,53,.06),0 10px 28px -14px rgba(15,33,53,.24);
  --lpc-r-sm:6px;
  --lpc-r:8px;
  --lpc-r-lg:12px;
  --lpc-head-h:112px;

  --lpc-font:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","BIZ UDPGothic","Yu Gothic UI","Meiryo",system-ui,sans-serif;
  --lpc-mono:ui-monospace,"SFMono-Regular","Menlo","Consolas",monospace;

  color-scheme:light;
  min-height:100vh;
  background:var(--lpc-bg);
  color:var(--lpc-ink);
  font-family:var(--lpc-font);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.lpc *,.lpc *::before,.lpc *::after{box-sizing:border-box}
.lpc h1,.lpc h2,.lpc h3,.lpc p{margin:0}
.lpc [hidden]{display:none !important}
.lpc-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.lpc-ico{width:18px;height:18px;flex:none;display:block}
.lpc-num{font-variant-numeric:tabular-nums}

/* ---------- ヘッダー ---------- */
.lpc-header{
  position:sticky;
  top:env(safe-area-inset-top,0px);
  z-index:40;
}
.lpc-bar1{
  display:flex;
  align-items:center;
  gap:28px;
  height:52px;
  padding:0 24px;
  background:var(--lpc-band);
  color:var(--lpc-on-band);
}
.lpc-brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
  font-size:16px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--lpc-on-band);
}
.lpc-brand-mark{
  width:22px;height:22px;
  border-radius:6px;
  background:linear-gradient(135deg,var(--lpc-band-accent),var(--lpc-blue));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
}
.lpc-preview-chip{
  font-size:14px;
  font-weight:600;
  letter-spacing:.02em;
  padding:3px 8px;
  border-radius:999px;
  color:var(--lpc-band);
  background:var(--lpc-band-accent);
}
.lpc-tabs{
  display:flex;
  flex-wrap:nowrap;
  align-items:stretch;
  align-self:stretch;
  gap:2px;
  margin:0;
  padding:0;
  min-width:0;
}
.lpc-tab{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  margin:0;
  padding:0 14px;
  color:var(--lpc-on-band-2);
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  white-space:nowrap;
  transition:color .15s,background-color .15s;
}
.lpc-tab:hover{color:var(--lpc-on-band);background:var(--lpc-band-hover)}
.lpc-tab[aria-current="page"]{color:var(--lpc-on-band);font-weight:600}
.lpc-tab[aria-current="page"]::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:3px;
  border-radius:3px 3px 0 0;
  background:var(--lpc-band-accent);
}
.lpc-tab.is-disabled{color:var(--lpc-on-band-3);opacity:.7;cursor:not-allowed}
.lpc-tab.is-disabled:hover{background:none;color:var(--lpc-on-band-3)}

.lpc-steps{
  display:flex;
  align-items:center;
  margin:0 0 0 auto;
  padding:0;
  list-style:none;
  font-size:14px;
  flex:none;
}
.lpc-step{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--lpc-on-band-3);
  white-space:nowrap;
}
.lpc-step + .lpc-step::before{
  content:"";
  width:22px;
  height:1px;
  margin:0 10px;
  background:rgba(255,255,255,.22);
}
.lpc-step-dot{
  display:grid;
  place-items:center;
  width:20px;height:20px;
  border-radius:50%;
  border:1.5px solid currentColor;
  font-size:14px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  line-height:1;
}
.lpc-step[aria-current="step"]{color:var(--lpc-on-band);font-weight:600}
.lpc-step[aria-current="step"] .lpc-step-dot{
  background:var(--lpc-band-accent);
  border-color:var(--lpc-band-accent);
  color:var(--lpc-band);
}

.lpc-bar2{
  display:flex;
  align-items:center;
  gap:12px;
  height:60px;
  padding:0 24px;
  background:var(--lpc-surface);
  border-bottom:1px solid var(--lpc-line);
  transition:box-shadow .2s;
}
.lpc-header.is-scrolled .lpc-bar2{box-shadow:var(--lpc-shadow-2)}
.lpc-ctx{
  display:flex;
  align-items:baseline;
  gap:10px;
  flex:1 1 auto;
  min-width:0;
}
.lpc-ctx-k{
  flex:none;
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--lpc-muted);
}
.lpc-ctx-v{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:16px;
  font-weight:600;
  color:var(--lpc-ink);
}
.lpc-ctx-sub{font-weight:400;color:var(--lpc-ink-2)}
.lpc-ctx-sep{margin:0 8px;color:var(--lpc-line-3);font-weight:400}

.lpc-req{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  margin:0;
  padding:0 12px;
  border:1px solid var(--lpc-line);
  border-radius:999px;
  background:var(--lpc-surface-2);
  color:var(--lpc-ink-2);
  font:inherit;
  font-size:14px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
}
.lpc-req:hover{border-color:var(--lpc-line-2)}
.lpc-req-dot{width:8px;height:8px;border-radius:50%;background:var(--lpc-warn-dot)}
.lpc-req-bar{position:relative;width:44px;height:4px;border-radius:2px;background:var(--lpc-line);overflow:hidden}
.lpc-req-bar > span{position:absolute;inset:0 auto 0 0;width:0;background:var(--lpc-warn-dot);border-radius:2px;transition:width .25s}
.lpc-req.is-done{color:var(--lpc-ok);background:var(--lpc-ok-bg);border-color:transparent}
.lpc-req.is-done .lpc-req-dot,.lpc-req.is-done .lpc-req-bar > span{background:var(--lpc-ok)}

.lpc-ai-status{
  max-width:260px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:14px;
  color:var(--lpc-muted);
}
.lpc-ai-status.is-sug{color:var(--lpc-sug-ink)}
.lpc-ai-status.is-err{color:var(--lpc-danger)}
.lpc-vsep{width:1px;height:28px;background:var(--lpc-line);flex:none}

/* ---------- ボタン ---------- */
.lpc-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  margin:0;
  padding:0 16px;
  border:1px solid transparent;
  border-radius:var(--lpc-r);
  background:transparent;
  color:var(--lpc-ink-2);
  font:inherit;
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .15s,border-color .15s,color .15s,box-shadow .15s;
}
.lpc-btn-pri{
  padding:0 18px;
  background:var(--lpc-navy);
  border-color:var(--lpc-navy);
  color:#ffffff;
  box-shadow:0 1px 2px rgba(13,34,57,.28),inset 0 1px 0 rgba(255,255,255,.10);
}
.lpc-btn-pri:hover{background:var(--lpc-navy-hover);border-color:var(--lpc-navy-hover)}
.lpc-btn-sec{
  background:var(--lpc-surface);
  border-color:var(--lpc-line-2);
  color:var(--lpc-blue);
  box-shadow:var(--lpc-shadow-1);
}
.lpc-btn-sec:hover{border-color:var(--lpc-blue);background:var(--lpc-blue-tint)}
.lpc-btn-tint{
  background:var(--lpc-blue-tint);
  border-color:var(--lpc-blue-tint-line);
  color:var(--lpc-blue-hover);
}
.lpc-btn-tint:hover{background:#e1edf9;border-color:var(--lpc-blue)}
.lpc-btn-ghost{color:var(--lpc-ink-2)}
.lpc-btn-ghost:hover{background:#eef2f6}
.lpc-btn-danger{color:var(--lpc-danger)}
.lpc-btn-danger:hover{background:var(--lpc-danger-bg)}
.lpc-btn-danger-solid{background:var(--lpc-danger);border-color:var(--lpc-danger);color:#ffffff}
.lpc-btn-danger-solid:hover{background:#9b1d13}
.lpc-btn-dashed{
  background:transparent;
  border:1px dashed var(--lpc-line-3);
  color:var(--lpc-blue);
}
.lpc-btn-dashed:hover{border-style:solid;border-color:var(--lpc-blue);background:var(--lpc-blue-tint)}
.lpc-btn-sm{padding:0 14px}
.lpc-btn-block{width:100%}
.lpc-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;pointer-events:none}
.lpc-btn.is-busy{opacity:1;cursor:progress}
.lpc-count{
  display:inline-grid;
  place-items:center;
  min-width:20px;
  height:20px;
  padding:0 6px;
  border-radius:999px;
  background:var(--lpc-sug-bg);
  color:var(--lpc-sug-ink);
  font-size:14px;
  font-variant-numeric:tabular-nums;
}
.lpc-spin{
  width:16px;height:16px;
  border-radius:50%;
  border:2px solid currentColor;
  border-right-color:transparent;
  animation:lpc-spin .8s linear infinite;
}
@keyframes lpc-spin{to{transform:rotate(360deg)}}

/* フォーカス */
.lpc :focus-visible{outline:2px solid var(--lpc-focus);outline-offset:2px}
.lpc-bar1 :focus-visible{outline-color:var(--lpc-band-accent)}

/* ---------- 本体 ---------- */
.lpc-shell{
  display:grid;
  grid-template-columns:300px minmax(0,1fr);
  gap:24px;
  align-items:start;
  max-width:1440px;
  margin:0 auto;
  padding:24px;
}

/* 左レール */
.lpc-rail{
  position:sticky;
  top:calc(var(--lpc-head-h) + 24px);
  display:grid;
  gap:20px;
  max-height:calc(100vh - var(--lpc-head-h) - 48px);
  overflow:auto;
  overscroll-behavior:contain;
  min-width:0;
}
.lpc-eyebrow{
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--lpc-muted);
}
.lpc-src{
  display:grid;
  gap:16px;
  padding:16px;
  background:var(--lpc-surface);
  border:1px solid var(--lpc-line);
  border-radius:var(--lpc-r-lg);
  box-shadow:var(--lpc-shadow-1);
}
.lpc-modes{
  display:grid;
  gap:2px;
  margin:0;
  padding:4px;
  background:var(--lpc-surface-2);
  border:1px solid var(--lpc-line);
  border-radius:10px;
}
.lpc-mode{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  margin:0;
  padding:0 12px;
  border-radius:var(--lpc-r-sm);
  color:var(--lpc-ink-2);
  font-size:16px;
  font-weight:500;
  text-decoration:none;
  transition:background-color .15s,color .15s,box-shadow .15s;
}
.lpc-mode:hover{background:var(--lpc-surface);color:var(--lpc-ink)}
.lpc-mode-dot{
  width:16px;height:16px;
  flex:none;
  border-radius:50%;
  border:1.5px solid var(--lpc-line-3);
  background:var(--lpc-surface);
}
.lpc-mode[aria-current="page"]{
  background:var(--lpc-surface);
  color:var(--lpc-ink);
  font-weight:700;
  box-shadow:0 0 0 1px var(--lpc-line-2),var(--lpc-shadow-1);
}
.lpc-mode[aria-current="page"] .lpc-mode-dot{
  border-color:var(--lpc-navy);
  box-shadow:inset 0 0 0 3.5px var(--lpc-surface);
  background:var(--lpc-navy);
}
.lpc-pick{
  display:grid;
  gap:6px;
  margin:0;
  padding-top:14px;
  border-top:1px solid var(--lpc-line);
}
.lpc-pick-label{
  display:block;
  margin:0;
  font-size:16px;
  font-weight:600;
  line-height:1.4;
  color:var(--lpc-ink);
}
.lpc-note{
  display:flex;
  align-items:flex-start;
  gap:8px;
  padding:10px 12px;
  border-radius:var(--lpc-r);
  background:var(--lpc-ok-bg);
  color:var(--lpc-ok);
  font-size:14px;
  line-height:1.5;
}
.lpc-note .lpc-ico{width:16px;height:16px;margin-top:2px}

.lpc-toc{display:grid;gap:2px;margin:0;padding:0 4px}
.lpc-toc .lpc-eyebrow{padding:0 8px 6px}
.lpc-toc-link{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  margin:0;
  padding:0 12px;
  border-radius:var(--lpc-r);
  color:var(--lpc-ink-2);
  font-size:16px;
  font-weight:500;
  text-decoration:none;
  transition:background-color .15s,color .15s;
}
.lpc-toc-link:hover{background:#e8edf3;color:var(--lpc-ink)}
.lpc-toc-link[aria-current="true"]{background:var(--lpc-surface);color:var(--lpc-navy);font-weight:700;box-shadow:var(--lpc-shadow-1)}
.lpc-toc-meta{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--lpc-muted);
  font-variant-numeric:tabular-nums;
}
.lpc-toc-warn{width:7px;height:7px;border-radius:50%;background:var(--lpc-warn-dot)}

/* 入力パネル */
.lpc-main{min-width:0}
.lpc-form{display:grid;gap:20px;margin:0;min-width:0}
.lpc-sec{
  background:var(--lpc-surface);
  border:1px solid var(--lpc-line);
  border-radius:var(--lpc-r-lg);
  box-shadow:var(--lpc-shadow-1);
  scroll-margin-top:calc(var(--lpc-head-h) + 16px);
  min-width:0;
}
.lpc-sec-head{
  display:flex;
  align-items:baseline;
  gap:12px;
  padding:16px 24px 14px;
  border-bottom:1px solid var(--lpc-line);
}
.lpc-sec-title{font-size:18px;font-weight:700;letter-spacing:.01em;line-height:1.4;color:var(--lpc-ink)}
.lpc-sec-meta{
  margin-left:auto;
  font-size:14px;
  font-weight:600;
  color:var(--lpc-muted);
  font-variant-numeric:tabular-nums;
}
.lpc-grid{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:20px 20px;
  padding:20px 24px 24px;
}
.lpc-s2{grid-column:span 2}
.lpc-s3{grid-column:span 3}
.lpc-s4{grid-column:span 4}
.lpc-s6{grid-column:1 / -1}
.lpc-sub{font-size:16px;font-weight:700;line-height:1.4;color:var(--lpc-ink)}

/* 項目 */
.lpc-fld{display:grid;gap:6px;align-content:start;min-width:0}
.lpc-fhead{display:flex;align-items:center;gap:8px;min-height:24px;min-width:0}
.lpc-label{
  display:block;
  margin:0;
  font-size:16px;
  font-weight:600;
  line-height:1.4;
  color:var(--lpc-ink);
}
.lpc-tag{
  flex:none;
  display:inline-flex;
  align-items:center;
  padding:3px 6px;
  border-radius:4px;
  font-size:14px;
  font-weight:600;
  line-height:1.2;
}
.lpc-tag-req{background:#e5ebf2;color:var(--lpc-navy)}
.lpc-tag-opt{padding-left:0;padding-right:0;color:var(--lpc-muted);font-weight:500}
.lpc-tag-sug{background:var(--lpc-sug-bg);color:var(--lpc-sug-ink);box-shadow:inset 0 0 0 1px var(--lpc-sug-line)}
.lpc-tag-muted{background:#eef1f5;color:var(--lpc-ink-2)}
.lpc-lock{color:var(--lpc-muted);display:inline-flex}
.lpc-lock .lpc-ico{width:14px;height:14px}
.lpc-cnt{
  margin-left:auto;
  font-size:14px;
  color:var(--lpc-muted);
  font-variant-numeric:tabular-nums;
  opacity:0;
  transition:opacity .15s;
}
.lpc-fld:focus-within .lpc-cnt,.lpc-cnt.is-near{opacity:1}
.lpc-cnt.is-near{color:var(--lpc-warn)}
.lpc-hint{margin-top:-2px;font-size:14px;line-height:1.5;color:var(--lpc-muted)}

.lpc-ctl{
  display:block;
  width:100%;
  min-height:44px;
  margin:0;
  padding:9px 12px;
  border:1px solid var(--lpc-line-2);
  border-radius:var(--lpc-r);
  background:var(--lpc-surface);
  color:var(--lpc-ink);
  font:inherit;
  font-size:16px;
  line-height:1.5;
  box-shadow:inset 0 1px 1px rgba(15,33,53,.03);
  transition:border-color .15s,box-shadow .15s,background-color .15s,color .15s;
}
.lpc-ctl::placeholder{color:#8291a1}
.lpc-ctl:hover{border-color:var(--lpc-line-3)}
.lpc-ctl:focus,.lpc-ctl:focus-visible{outline:none;border-color:var(--lpc-focus);box-shadow:0 0 0 3px var(--lpc-focus-ring)}
textarea.lpc-ctl{min-height:70px;resize:vertical;field-sizing:content;max-height:320px}
select.lpc-ctl{
  -webkit-appearance:none;
  appearance:none;
  padding-right:40px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none' stroke='%235a6a7c' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  cursor:pointer;
}
.lpc-ctl[readonly]{background:var(--lpc-surface-2);color:var(--lpc-ink-2);box-shadow:none}
.lpc-ctl[readonly]:hover{border-color:var(--lpc-line-2)}
.lpc-mono{font-family:var(--lpc-mono);font-size:15px}

/* AI提案（未確認） */
.lpc-fld.is-sug .lpc-ctl{
  background:var(--lpc-sug-bg);
  border-color:var(--lpc-sug-line);
  color:var(--lpc-sug-ink);
}
/* エラー */
.lpc-fld.is-err .lpc-ctl{border-color:var(--lpc-danger);box-shadow:0 0 0 3px rgba(180,35,24,.12)}
.lpc-err{font-size:14px;line-height:1.5;color:var(--lpc-danger)}

/* ---------- トンマナ ---------- */
.lpc-tone{
  display:grid;
  gap:4px;
  padding:12px 20px 14px;
  border:1px solid var(--lpc-line);
  border-radius:10px;
  background:var(--lpc-surface-2);
}
.lpc-tone-head{display:flex;align-items:center;gap:12px}
.lpc-switch{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  margin:0;
  font-size:16px;
  font-weight:600;
  line-height:1.4;
  cursor:pointer;
}
.lpc-check{
  -webkit-appearance:auto;
  appearance:auto;
  width:20px;
  height:20px;
  min-height:0;
  margin:0;
  padding:0;
  border:0;
  accent-color:var(--lpc-navy);
  cursor:pointer;
}
.lpc-gauges{display:grid;gap:0}
.lpc-gauge{
  display:grid;
  grid-template-columns:9em minmax(0,1fr) 9em;
  align-items:center;
  gap:16px;
  min-height:44px;
}
.lpc-g-l{text-align:right;font-size:16px;color:var(--lpc-ink-2)}
.lpc-g-r{font-size:16px;color:var(--lpc-ink-2)}
.lpc-tone.is-off .lpc-g-l,.lpc-tone.is-off .lpc-g-r{color:var(--lpc-muted)}
.lpc-range{
  -webkit-appearance:none;
  appearance:none;
  display:block;
  width:100%;
  height:44px;
  min-height:44px;
  margin:0;
  padding:0;
  border:0;
  background:transparent;
  cursor:pointer;
}
.lpc-range::-webkit-slider-runnable-track{
  height:4px;
  border-radius:2px;
  background:linear-gradient(to right,var(--lpc-line-2) 0 calc(50% - 1px),var(--lpc-line-3) calc(50% - 1px) calc(50% + 1px),var(--lpc-line-2) calc(50% + 1px));
}
.lpc-range::-webkit-slider-thumb{
  -webkit-appearance:none;
  width:20px;height:20px;
  margin-top:-8px;
  border-radius:50%;
  border:2px solid var(--lpc-navy);
  background:var(--lpc-surface);
  box-shadow:0 1px 3px rgba(15,33,53,.25);
  transition:box-shadow .15s;
}
.lpc-range::-moz-range-track{height:4px;border-radius:2px;background:var(--lpc-line-2)}
.lpc-range::-moz-range-thumb{
  width:16px;height:16px;
  border-radius:50%;
  border:2px solid var(--lpc-navy);
  background:var(--lpc-surface);
  box-shadow:0 1px 3px rgba(15,33,53,.25);
}
.lpc-range:focus-visible{outline:none}
.lpc-range:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 4px var(--lpc-focus-ring)}
.lpc-range:focus-visible::-moz-range-thumb{box-shadow:0 0 0 4px var(--lpc-focus-ring)}
.lpc-range:disabled{opacity:.4;cursor:not-allowed}

/* ---------- 画像 ---------- */
.lpc-imgs{display:grid;gap:12px}
.lpc-imgs-head{display:flex;align-items:baseline;gap:10px}
.lpc-imgs-count{font-size:14px;font-weight:600;color:var(--lpc-muted);font-variant-numeric:tabular-nums}
.lpc-img-list{display:grid;gap:12px}
.lpc-img{
  border:1px solid var(--lpc-line);
  border-radius:10px;
  background:var(--lpc-surface);
  box-shadow:var(--lpc-shadow-1);
  overflow:hidden;
}
.lpc-img-head{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:0 16px;
  background:var(--lpc-surface-2);
  border-bottom:1px solid var(--lpc-line);
}
.lpc-img-title{font-size:15px;font-weight:700;color:var(--lpc-ink)}
.lpc-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  line-height:1.3;
  background:#eaeef3;
  color:var(--lpc-ink-2);
}
.lpc-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.lpc-img[data-state="registered"] .lpc-badge{background:var(--lpc-ok-bg);color:var(--lpc-ok)}
.lpc-img-body{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:20px;
  padding:16px;
}
.lpc-img[data-kind="request"] .lpc-img-body{grid-template-columns:minmax(0,1fr)}
.lpc-img-media{position:relative;display:grid;gap:6px;align-content:start;min-width:0}
.lpc-file{
  position:absolute;
  width:1px;height:1px;
  min-height:0;
  margin:0;padding:0;border:0;
  opacity:0;
  overflow:hidden;
  pointer-events:none;
}
.lpc-drop{
  position:relative;
  display:grid;
  place-items:center;
  width:100%;
  max-width:100%;
  aspect-ratio:4 / 3;
  margin:0;
  padding:12px;
  border:1.5px dashed var(--lpc-line-3);
  border-radius:var(--lpc-r);
  background:var(--lpc-surface-2);
  color:var(--lpc-muted);
  font-size:14px;
  font-weight:400;
  line-height:1.5;
  text-align:center;
  cursor:pointer;
  overflow:hidden;
  transition:border-color .15s,background-color .15s,color .15s;
}
.lpc-drop:hover,.lpc-drop.is-over{border-color:var(--lpc-blue);background:var(--lpc-blue-tint);color:var(--lpc-blue-hover)}
.lpc-drop.is-err{border-color:var(--lpc-danger);background:var(--lpc-danger-bg)}
.lpc-file:focus-visible + .lpc-drop{outline:2px solid var(--lpc-focus);outline-offset:2px}
.lpc-drop-empty{display:grid;justify-items:center;gap:2px}
.lpc-drop-empty .lpc-ico{width:26px;height:26px;margin-bottom:4px;color:var(--lpc-line-3)}
.lpc-drop:hover .lpc-drop-empty .lpc-ico,.lpc-drop.is-over .lpc-drop-empty .lpc-ico{color:var(--lpc-blue)}
.lpc-drop-t{font-size:15px;font-weight:600;color:var(--lpc-ink-2)}
.lpc-drop-s u{color:var(--lpc-blue);text-underline-offset:3px}
.lpc-drop-n{margin-top:4px;font-size:14px;color:var(--lpc-muted)}
.lpc-drop.has-file{padding:0;border-style:solid;border-color:var(--lpc-line)}
.lpc-drop.has-file .lpc-drop-empty{display:none}
.lpc-drop-img{position:absolute;inset:0;width:100%;height:100%;max-width:100%;object-fit:cover}
.lpc-drop-change{
  position:absolute;
  right:8px;bottom:8px;
  padding:4px 10px;
  border-radius:999px;
  background:rgba(13,34,57,.78);
  color:#ffffff;
  font-size:14px;
  font-weight:600;
}
.lpc-fname{
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:14px;
  color:var(--lpc-muted);
  font-variant-numeric:tabular-nums;
}
.lpc-img-fields{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px 16px;
  align-content:start;
  min-width:0;
}
.lpc-img-fields .lpc-full{grid-column:1 / -1}
.lpc-img-foot{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:60px;
  padding:8px 16px;
  border-top:1px solid var(--lpc-line);
}
.lpc-img-msg{flex:1 1 auto;min-width:0;font-size:14px;line-height:1.5;color:var(--lpc-muted)}
.lpc-img-msg.is-ok{color:var(--lpc-ok)}
.lpc-img-msg.is-err{color:var(--lpc-danger)}
.lpc-img-acts,.lpc-img-confirm{display:flex;align-items:center;gap:8px;flex:none}
.lpc-img-foot.is-confirm{background:var(--lpc-danger-bg)}
.lpc-confirm-q{font-size:15px;font-weight:600;color:var(--lpc-danger)}
.lpc-img-add{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.lpc-img-left{margin-left:4px;font-size:14px;color:var(--lpc-muted)}

/* ---------- 通知 ---------- */
.lpc-toast{
  position:fixed;
  right:24px;
  bottom:calc(24px + env(safe-area-inset-bottom,0px));
  z-index:60;
  max-width:min(440px,calc(100vw - 32px));
  padding:12px 16px;
  border-radius:10px;
  background:var(--lpc-toast-bg);
  color:var(--lpc-toast-ink);
  font-size:15px;
  line-height:1.5;
  box-shadow:0 12px 32px -12px rgba(15,33,53,.45);
}

@media (prefers-reduced-motion:reduce){
  .lpc *,.lpc *::before,.lpc *::after{transition:none !important;animation:none !important}
}
@media (prefers-reduced-motion:no-preference){
  html:has(.lpc){scroll-behavior:smooth}
}

/* ---------- 幅が狭い場合（PC専用。プレビュー確認用の崩れ防止） ---------- */
@media (max-width:1180px){
  .lpc-shell{grid-template-columns:260px minmax(0,1fr)}
  .lpc-step + .lpc-step::before{width:12px;margin:0 6px}
  .lpc-ai-status{display:none}
}
@media (max-width:960px){
  .lpc{--lpc-head-h:0px}
  .lpc-header{position:static}
  .lpc-bar1{gap:16px;padding:0 16px;overflow-x:auto}
  .lpc-steps{display:none}
  .lpc-bar2{flex-wrap:wrap;height:auto;padding:8px 16px}
  .lpc-ctx{flex-basis:100%}
  .lpc-vsep{display:none}
  .lpc-shell{grid-template-columns:minmax(0,1fr);padding:16px;gap:16px}
  .lpc-rail{position:static;max-height:none;overflow:visible}
  .lpc-grid{padding:16px}
  .lpc-sec-head{padding:14px 16px 12px}
}
@media (max-width:720px){
  .lpc-grid{grid-template-columns:minmax(0,1fr)}
  .lpc-s2,.lpc-s3,.lpc-s4,.lpc-s6{grid-column:1 / -1}
  .lpc-img-body{grid-template-columns:minmax(0,1fr)}
  .lpc-img-fields{grid-template-columns:minmax(0,1fr)}
  .lpc-gauge{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 12px}
  .lpc-gauge .lpc-range{grid-column:1 / -1;grid-row:2}
  .lpc-g-l{text-align:left}
  .lpc-g-r{text-align:right}
  .lpc-img-foot{flex-wrap:wrap}
  .lpc-img-msg{flex-basis:100%}
  .lpc-tone{padding:12px}
}

/* Integration with the existing app header and real controls. No second app header. */
body:has(#lpc){height:100dvh;min-height:0;overflow:hidden;display:flex;flex-direction:column}
body:has(#lpc)>header{flex:0 0 auto;box-sizing:border-box;height:60px;min-height:60px;padding:6px 20px}
body:has(#lpc)>main.diagnosis-workspace{box-sizing:border-box;display:flex;flex:1 1 auto;flex-direction:column;min-height:0;max-width:none;width:100%;margin:0;padding:0 20px}
body:has(#lpc)>main.diagnosis-workspace>h1{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
body:has(#lpc)>main.diagnosis-workspace>.task-tabs{flex:0 0 auto;margin:0;padding-top:4px;padding-bottom:4px}
.lpc{--lpc-head-h:0px;display:flex;flex:1 1 auto;flex-direction:column;min-height:0;overflow:hidden}
.lpc .lpc-header{position:relative;top:auto;flex:0 0 auto;z-index:4;border:1px solid var(--lpc-line);border-radius:10px 10px 0 0;background:var(--lpc-surface)}
.lpc .lpc-bar2{height:56px;min-height:56px;padding:6px 12px;gap:8px}
.lpc .lpc-ctx{gap:8px;flex:1 1 auto;white-space:nowrap}
.lpc .lpc-ctx>strong{font-size:18px}
.lpc .lpc-req{font-size:14px;background:var(--lpc-surface-2);border:1px solid var(--lpc-line);border-radius:6px;color:var(--lpc-ink-2);margin:0;min-height:44px;padding:0 12px}
.lpc .lpc-header>.lpc-ai-status{display:block;margin:0!important;max-width:none;min-height:0;padding:3px 12px 5px;font-size:14px!important;line-height:1.4;color:var(--lpc-muted)!important}
.lpc .lpc-shell{flex:1 1 auto;min-height:0;overflow:hidden;width:100%;max-width:1440px;grid-template-columns:280px minmax(0,1fr);align-items:stretch;gap:16px;padding:12px 0 16px}
.lpc .lpc-rail{position:static;top:auto;min-height:0;max-height:none;align-content:start;gap:12px;padding-right:2px;overflow:auto}
.lpc .lpc-src{gap:8px;padding:12px}
.lpc .lpc-pick{padding-top:8px;gap:6px;min-width:0}
.lpc .lpc-pick-label{margin:0;min-height:0}
.lpc .lpc-pick-label>select{margin-top:6px}
.lpc .lpc-mode,.lpc .lpc-toc-link{margin:0;color:var(--lpc-ink-2)}
.lpc .lpc-mode[aria-current="page"]{color:var(--lpc-navy);background:#fff;box-shadow:inset 3px 0 0 var(--lpc-blue),0 0 0 1px var(--lpc-line-2)}
.lpc .lpc-toc-n{margin-left:auto;color:var(--lpc-muted);font-size:14px;font-variant-numeric:tabular-nums}
.lpc .lpc-main{min-height:0;overflow:auto;overscroll-behavior:contain;scroll-padding-top:12px;padding:0 4px 8px 0}
.lpc .lp-coding-request{margin:0;padding:0;border:0;background:transparent;max-width:none}
.lpc .lpc-form{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;max-width:none;margin:0;padding:0}
.lpc .lpc-sec{scroll-margin-top:12px}
.lpc .lpc-sec-head{padding:12px 16px;align-items:center}
.lpc .lpc-grid{padding:16px;gap:14px 16px}
.lpc .lpc-label{margin:0;min-height:0;padding:0;font-size:16px}
.lpc .lpc-fhead{gap:6px;align-items:baseline;flex-wrap:wrap}
.lpc .lpc-tag,.lpc .lpc-eyebrow,.lpc .lpc-sec-meta{font-size:14px}
.lpc .lpc-ctl{font-size:16px;min-height:44px}
.lpc textarea.lpc-ctl{min-height:64px;max-height:320px}
.lpc .lpc-btn{margin:0;font-size:16px;min-height:44px}
.lpc .lpc-btn-ghost{background:transparent;border:1px solid transparent;color:var(--lpc-ink-2)}
.lpc .lpc-btn-pri{margin-left:auto;order:10}
.lpc .lpc-note{margin:0;padding:8px 10px}
.lpc .lp-tone-gauges{margin:0;padding:12px;border:1px solid var(--lpc-line);background:var(--lpc-surface-2);min-width:0}
.lpc .lp-tone-gauges legend{font-size:16px;font-weight:700;padding:0 4px}
.lpc .lp-tone-gauges [data-tone-panel]{display:grid;grid-template-columns:minmax(160px,1fr) minmax(220px,1.3fr);gap:4px 16px;align-items:center}
.lpc .lp-tone-gauges label{margin:0;min-height:0;padding:4px 0;font-size:16px}
.lpc .lp-tone-gauges [data-tone-panel]>label[for]{border:0;margin:0;padding:4px 0}
.lpc .lp-tone-gauges [data-tone-panel]>p{margin:0;font-size:14px;color:var(--lpc-muted)}
.lpc .lp-tone-gauges [type="checkbox"]{width:20px;min-height:20px}
.lpc .lp-tone-gauges [type="range"]{min-height:36px;height:36px;box-sizing:border-box}
.lpc .lp-tone-gauges textarea{min-height:64px;font-size:16px;background:#fff}
.lpc .lp-image-intake{margin:0;padding:12px;border:1px solid var(--lpc-line);border-radius:8px;min-width:0}
.lpc .lp-image-intake legend{font-size:16px;font-weight:700;padding:0 4px}
.lpc .lp-image-intake>p{font-size:14px;margin:4px 0;color:var(--lpc-muted)}
.lpc .lp-image-intake button{margin:0;min-height:44px;font-size:16px}
.lpc .lp-image-intake [data-image-add]{margin:4px 4px 4px 0;background:var(--lpc-blue-tint);color:var(--lpc-blue-hover);border:1px solid var(--lpc-blue-tint-line)}
.lpc .lp-image-intake article{margin:8px 0;padding:12px;border:1px solid var(--lpc-line-2);border-radius:8px;background:#fff}
.lpc .lp-image-intake article h4{margin:0 0 8px}
.lpc .lp-image-intake article label{margin:6px 0;min-height:0;font-size:16px}
.lpc .lp-image-intake article textarea{min-height:64px}
.lpc .lp-image-drop{padding:16px;border:1px dashed var(--lpc-blue-tint-line);border-radius:8px;background:var(--lpc-blue-tint);color:var(--lpc-blue-hover)}
.lpc [data-image-row-actions]{display:flex;gap:8px;justify-content:flex-end;align-items:center;margin-top:8px}
.lpc [data-image-row-actions] [data-image-delete]{background:transparent;color:var(--lpc-danger);border:1px solid var(--lpc-line);margin-right:auto}
.lpc [data-image-row-actions] [data-image-reset]{background:#fff;color:var(--lpc-ink-2);border:1px solid var(--lpc-line-2)}
.lpc [data-image-row-actions] [data-image-register]{background:var(--lpc-navy);color:#fff}
.lpc .lp-image-intake [role="status"]:not(:empty){font-size:14px;margin:6px 0}
.lpc .lp-image-intake [role="group"]{padding:8px;background:var(--lpc-danger-bg);border-radius:6px}
.lpc .lp-image-intake [role="group"] button{margin:6px 8px 0 0}
.lpc .lp-image-intake>section{margin-top:12px;padding-top:12px;border-top:1px solid var(--lpc-line)}
.lpc .lp-image-intake>section>p,.lpc .lp-image-intake>section legend{font-size:14px;color:var(--lpc-muted);margin:4px 0}
.lpc .lp-image-intake>section fieldset{display:flex;gap:16px;flex-wrap:wrap;border:0;padding:0;margin:0}
.lpc .lp-image-intake>section h3{font-size:16px;margin:0}
@media(max-width:1180px){.lpc .lpc-shell{grid-template-columns:260px minmax(0,1fr);gap:12px}.lpc .lpc-bar2{gap:6px}.lpc .lpc-ctx>strong{font-size:16px}.lpc .lpc-btn{padding-left:10px;padding-right:10px}}

/* Coding navigation, actions and inputs share the existing centered workspace width. */
body:has(#lpc)>main.diagnosis-workspace>.task-tabs,
#lpc>.lpc-header,
#lpc>.lpc-shell{box-sizing:border-box;width:100%;max-width:1440px;margin-inline:auto}