/* ============================================================
   Panel Cut — Theme System (dark / mid / light)
   v0.5.4 — redesigned pcv.css
   Author: YS
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ══════════════════════════════════════════════
   THEME: DARK (default — industrial)
   ══════════════════════════════════════════════ */
.pcv-wrap,
.pcv-wrap[data-pcv-theme="dark"] {
  --pcv-bg:         #111314;
  --pcv-surface:    #181b1e;
  --pcv-surface2:   #1e2226;
  --pcv-surface3:   #242830;
  --pcv-border:     #2c3138;
  --pcv-border2:    #363d47;
  --pcv-text:       #d4d8de;
  --pcv-text2:      #8a9099;
  --pcv-text3:      #555e6a;
  --pcv-accent:     #e8a020;
  --pcv-accent-bg:  rgba(232,160,32,0.08);
  --pcv-blue:       #4a9eff;
  --pcv-blue-bg:    rgba(74,158,255,0.08);
  --pcv-green:      #3dba6e;
  --pcv-red:        #e05252;
  --pcv-warn-bg:    rgba(232,160,32,0.07);
  --pcv-warn-border:#4a3a10;
  --pcv-radius:     4px;
  --pcv-radius-lg:  6px;
  --pcv-mono:       'JetBrains Mono', 'Courier New', monospace;
  --pcv-sans:       'Inter', system-ui, sans-serif;
  --pcv-shadow:     0 2px 12px rgba(0,0,0,0.4);
  --pcv-input-bg:   var(--pcv-surface2);
  --pcv-input-focus:var(--pcv-surface3);
}

/* ══════════════════════════════════════════════
   THEME: MID (slate — между тъмно и светло)
   ══════════════════════════════════════════════ */
.pcv-wrap[data-pcv-theme="mid"] {
  --pcv-bg:         #2a2f38;
  --pcv-surface:    #323840;
  --pcv-surface2:   #3a4049;
  --pcv-surface3:   #424952;
  --pcv-border:     #4a5260;
  --pcv-border2:    #5a6270;
  --pcv-text:       #e8eaed;
  --pcv-text2:      #a8b0bb;
  --pcv-text3:      #6e7a88;
  --pcv-accent:     #f0a830;
  --pcv-accent-bg:  rgba(240,168,48,0.10);
  --pcv-blue:       #60b0ff;
  --pcv-blue-bg:    rgba(96,176,255,0.10);
  --pcv-green:      #50cc80;
  --pcv-red:        #f06060;
  --pcv-warn-bg:    rgba(240,168,48,0.09);
  --pcv-warn-border:#6a5020;
  --pcv-radius:     4px;
  --pcv-radius-lg:  6px;
  --pcv-mono:       'JetBrains Mono', 'Courier New', monospace;
  --pcv-sans:       'Inter', system-ui, sans-serif;
  --pcv-shadow:     0 2px 12px rgba(0,0,0,0.3);
  --pcv-input-bg:   var(--pcv-surface2);
  --pcv-input-focus:var(--pcv-surface3);
}

/* ══════════════════════════════════════════════
   THEME: LIGHT (clean professional)
   ══════════════════════════════════════════════ */
.pcv-wrap[data-pcv-theme="light"] {
  --pcv-bg:         #f4f5f7;
  --pcv-surface:    #ffffff;
  --pcv-surface2:   #f0f1f4;
  --pcv-surface3:   #e8eaed;
  --pcv-border:     #d8dce3;
  --pcv-border2:    #c4c9d2;
  --pcv-text:       #1a1f28;
  --pcv-text2:      #4a5568;
  --pcv-text3:      #8896a8;
  --pcv-accent:     #c47a10;
  --pcv-accent-bg:  rgba(196,122,16,0.07);
  --pcv-blue:       #1a6fd4;
  --pcv-blue-bg:    rgba(26,111,212,0.07);
  --pcv-green:      #1a8a4a;
  --pcv-red:        #c43030;
  --pcv-warn-bg:    rgba(196,122,16,0.06);
  --pcv-warn-border:#d4a040;
  --pcv-radius:     4px;
  --pcv-radius-lg:  6px;
  --pcv-mono:       'JetBrains Mono', 'Courier New', monospace;
  --pcv-sans:       'Inter', system-ui, sans-serif;
  --pcv-shadow:     0 1px 6px rgba(0,0,0,0.10);
  --pcv-input-bg:   #ffffff;
  --pcv-input-focus:#f8f9fa;
}

/* ── Light theme — input overrides (lighter backgrounds need white fields) ── */
.pcv-wrap[data-pcv-theme="light"] input[type="text"],
.pcv-wrap[data-pcv-theme="light"] input[type="number"],
.pcv-wrap[data-pcv-theme="light"] input[type="email"],
.pcv-wrap[data-pcv-theme="light"] textarea {
  background: #ffffff;
  border-color: var(--pcv-border);
  color: var(--pcv-text);
}
/* select needs full background shorthand to avoid browser striping on light bg */
.pcv-wrap[data-pcv-theme="light"] select {
  background-color: #ffffff;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238896a8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
  border-color: var(--pcv-border);
  color: var(--pcv-text);
}
.pcv-wrap[data-pcv-theme="light"] input[type="text"]:focus,
.pcv-wrap[data-pcv-theme="light"] input[type="number"]:focus,
.pcv-wrap[data-pcv-theme="light"] input[type="email"]:focus,
.pcv-wrap[data-pcv-theme="light"] textarea:focus {
  background: var(--pcv-input-focus);
}
.pcv-wrap[data-pcv-theme="light"] select:focus {
  background-color: var(--pcv-input-focus);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238896a8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
}
.pcv-wrap[data-pcv-theme="light"] .pcv-qtywrap,
.pcv-wrap[data-pcv-theme="light"] .pcv-dim,
.pcv-wrap[data-pcv-theme="light"] .pcv-edgeallow,
.pcv-wrap[data-pcv-theme="light"] .pcv-check,
.pcv-wrap[data-pcv-theme="light"] .pcv-edge-sides {
  background: #ffffff;
}
.pcv-wrap[data-pcv-theme="light"] .pcv-btn {
  background: #ffffff;
  border-color: var(--pcv-border2);
  color: var(--pcv-text);
}
.pcv-wrap[data-pcv-theme="light"] .pcv-btn:hover {
  background: var(--pcv-accent-bg);
  border-color: var(--pcv-accent);
  color: var(--pcv-accent);
}
.pcv-wrap[data-pcv-theme="light"] .pcv-btn-primary {
  background: var(--pcv-accent);
  color: #fff;
  border-color: var(--pcv-accent);
}
.pcv-wrap[data-pcv-theme="light"] .pcv-btn-primary:hover {
  background: #b06c0e;
  border-color: #b06c0e;
  color: #fff;
}
.pcv-wrap[data-pcv-theme="light"] .pcv-select {
  background-color: #ffffff;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238896a8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
}

/* ── Theme switcher widget ── */
.pcv-theme-switcher {
  display: inline-flex;
  gap: 2px;
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius);
  padding: 2px;
  background: var(--pcv-surface2);
  margin-left: auto;
}
.pcv-theme-btn {
  appearance: none;
  border: none;
  background: transparent;
  width: 26px;
  height: 22px;
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: background 0.15s;
  opacity: 0.5;
  padding: 0;
}
.pcv-theme-btn:hover { opacity: 0.85; background: var(--pcv-surface3); }
.pcv-theme-btn.is-active { background: var(--pcv-surface3); opacity: 1; box-shadow: inset 0 0 0 1px var(--pcv-border2); }

/* ── Base wrap ── */
.pcv-wrap {
  font-family: var(--pcv-sans);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--pcv-text);
  padding: 16px;
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius-lg);
  background: var(--pcv-bg);
  max-width: 100%;
  overflow-x: hidden;
}

.pcv-wrap * { box-sizing: border-box; }

.pcv-wrap h3 {
  font-family: var(--pcv-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--pcv-text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0;
}
.pcv-wrap label {
  font-family: var(--pcv-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--pcv-text2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Head ── */
.pcv-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pcv-border);
}
.pcv-sub {
  font-family: var(--pcv-mono);
  font-size: 11px;
  color: var(--pcv-text3);
  letter-spacing: 0.05em;
}

/* ── Grid ── */
.pcv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 900px) { .pcv-grid { grid-template-columns: 1fr; } }

/* ── Cards ── */
.pcv-card {
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius-lg);
  padding: 12px;
  background: var(--pcv-surface);
}
.pcv-card-title {
  font-family: var(--pcv-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pcv-accent);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--pcv-border);
}

/* ── Inputs ── */
.pcv-wrap input[type="text"],
.pcv-wrap input[type="number"],
.pcv-wrap input[type="email"],
.pcv-wrap textarea,
.pcv-wrap select {
  font-family: var(--pcv-mono);
  font-size: 12px;
  color: var(--pcv-text);
  background: var(--pcv-input-bg, var(--pcv-surface2));
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius);
  padding: 7px 9px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}
.pcv-wrap input[type="text"]:focus,
.pcv-wrap input[type="number"]:focus,
.pcv-wrap input[type="email"]:focus,
.pcv-wrap textarea:focus,
.pcv-wrap select:focus {
  border-color: var(--pcv-accent);
  background: var(--pcv-input-focus, var(--pcv-surface3));
}
.pcv-wrap select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23555e6a'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
  padding-right: 26px;
  /* Prevent browser from adding its own background/striping over ours */
  background-clip: padding-box;
}
.pcv-wrap input[type="checkbox"] { accent-color: var(--pcv-accent); width: 14px; height: 14px; cursor: pointer; }
.pcv-wrap ::placeholder { color: var(--pcv-text3); }

/* ── Buttons ── */
.pcv-btn {
  font-family: var(--pcv-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--pcv-border2);
  border-radius: var(--pcv-radius);
  background: var(--pcv-surface3);
  color: var(--pcv-text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.pcv-btn:hover { background: var(--pcv-surface2); border-color: var(--pcv-accent); color: var(--pcv-accent); }
.pcv-btn-primary { background: var(--pcv-accent); border-color: var(--pcv-accent); color: #0d0e0f; font-weight: 700; }
.pcv-btn-primary:hover { background: #f0b030; border-color: #f0b030; color: #0d0e0f; }
.pcv-btn-ghost { background: transparent; border-color: var(--pcv-border); color: var(--pcv-text2); text-decoration: none; }
.pcv-btn-ghost:hover { border-color: var(--pcv-accent); color: var(--pcv-accent); background: var(--pcv-accent-bg); }
.pcv-btn-danger { background: transparent; border-color: var(--pcv-border); color: var(--pcv-text3); }
.pcv-btn-danger:hover { border-color: var(--pcv-red); color: var(--pcv-red); background: rgba(224,82,82,0.08); }

/* ── Layout helpers ── */
.pcv-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-end; }
.pcv-field { display: flex; flex-direction: column; gap: 5px; min-width: 140px; }
.pcv-field-inline { min-width: auto; padding-bottom: 6px; }
.pcv-field-inline label { display: flex; gap: 8px; align-items: center; margin: 0; cursor: pointer; }
.pcv-mini { font-family: var(--pcv-mono); font-size: 11px; color: var(--pcv-text2); }
.pcv-divider { height: 1px; background: var(--pcv-border); margin: 10px 0; }

/* ── Alerts ── */
.pcv-alert {
  margin-top: 10px;
  padding: 9px 12px;
  border-radius: var(--pcv-radius);
  font-family: var(--pcv-mono);
  font-size: 11px;
  line-height: 1.6;
  border-left: 3px solid var(--pcv-accent);
  background: var(--pcv-warn-bg);
  color: var(--pcv-text2);
}
.pcv-warn { border-left-color: var(--pcv-accent); background: var(--pcv-warn-bg); }

/* ── Share input ── */
.pcv-share-input {
  font-family: var(--pcv-mono); font-size: 11px;
  padding: 6px 10px; border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius); min-width: 300px; max-width: 100%;
  background: var(--pcv-surface2); color: var(--pcv-text2);
}

/* ── Sheets grid ── */
.pcv-sheets-head {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 80px 80px 160px 36px;
  gap: 6px;
  font-family: var(--pcv-mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--pcv-text3); margin-bottom: 4px; padding: 0 4px;
}
.pcv-sheet-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 80px 80px 160px 36px;
  gap: 6px; margin-bottom: 6px; align-items: center;
}
.pcv-sheet-row input, .pcv-sheet-row select { width: 100%; }

/* ── Parts ── */
.pcv-parts-head {
  display: grid; grid-template-columns: 1fr 1fr 36px; gap: 6px;
  font-family: var(--pcv-mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--pcv-text3); margin-bottom: 4px;
}
.pcv-part-row { margin-bottom: 8px; }
.pcv-part-row-v4 {
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius-lg);
  background: var(--pcv-surface);
  overflow: hidden;
  transition: border-color 0.15s;
}
.pcv-part-row-v4:hover { border-color: var(--pcv-border2); }
.pcv-part-line { display: flex; gap: 6px; align-items: center; padding: 7px 8px; }
.pcv-part-line1 { border-bottom: 1px solid var(--pcv-border); background: var(--pcv-surface2); }
.pcv-part-line1 .pcv-name { flex: 1 1 240px; min-width: 160px; }
.pcv-part-line1 .pcv-mat  { flex: 0 0 160px; }
.pcv-qtywrap {
  display: flex; gap: 5px; align-items: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  padding: 5px 8px; background: var(--pcv-surface2);
}
.pcv-qtywrap input { width: 60px; min-width: 60px; border: none; background: transparent; padding: 2px 0; }
.pcv-qtywrap input:focus { border: none; background: transparent; }
.pcv-part-line2 { flex-wrap: wrap; background: var(--pcv-surface); }
.pcv-dim {
  display: flex; gap: 5px; align-items: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  padding: 5px 7px; background: var(--pcv-surface2);
}
.pcv-dim input { width: 78px; min-width: 78px; border: none; background: transparent; padding: 2px 0; }
.pcv-dim input:focus { border: none; background: transparent; }
.pcv-edge-ico {
  display: inline-flex; align-items: center; gap: 4px;
  cursor: pointer; user-select: none;
  font-family: var(--pcv-mono); font-size: 11px; color: var(--pcv-text2);
}
.pcv-edge-ico input { margin: 0; }
.pcv-edgeallow {
  display: flex; gap: 5px; align-items: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  padding: 5px 8px; background: var(--pcv-surface2);
}
.pcv-edgeallow input { width: 60px; min-width: 60px; border: none; background: transparent; padding: 2px 0; }
.pcv-edgeallow input:focus { border: none; background: transparent; }
.pcv-part-row input { width: 100%; }
.pcv-check {
  display: flex; gap: 7px; align-items: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  padding: 5px 9px; background: var(--pcv-surface2); cursor: pointer;
}
.pcv-check span { font-family: var(--pcv-mono); font-size: 11px; color: var(--pcv-text2); }
.pcv-select { width: 100%; }

/* legacy edgebox */
.pcv-edgebox { display: flex; gap: 8px; align-items: center; }
.pcv-edge-allow { width: 70px; min-width: 70px; }
.pcv-edge-sides {
  display: flex; gap: 6px; align-items: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  padding: 5px 8px; background: var(--pcv-surface2); flex-wrap: wrap;
}
.pcv-edge-sides label { display: flex; gap: 4px; align-items: center; font-size: 11px; color: var(--pcv-text2); cursor: pointer; }
.pcv-edge-sides input { margin: 0; }
.pcv-row-actions { margin-top: 6px; }

/* ── Scrollable containers ── */
.pcv-sheets, .pcv-parts { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.pcv-sheets-head, .pcv-sheet-row { min-width: 660px; }
.pcv-parts-head { min-width: 0; }

/* ── KPIs ── */
.pcv-kpis { display: flex; gap: 8px; flex-wrap: wrap; }
.pcv-kpi {
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius-lg);
  padding: 10px 14px; min-width: 180px;
  background: var(--pcv-surface); flex: 1;
}
.pcv-kpi > span:first-child {
  font-family: var(--pcv-mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--pcv-text3); display: block; margin-bottom: 6px;
}
.pcv-kpi b {
  display: block; font-family: var(--pcv-mono);
  font-size: 22px; font-weight: 700;
  color: var(--pcv-accent); letter-spacing: -0.02em; margin-top: 2px;
}
.pcv-badge {
  display: inline-block; padding: 2px 8px; border-radius: 2px;
  border: 1px solid var(--pcv-border2);
  font-family: var(--pcv-mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--pcv-text2); background: var(--pcv-surface2);
}

/* ── Sheet blocks ── */
.pcv-sheet-block { margin-top: 12px; margin-bottom: 14px; }
.pcv-sheet-title {
  display: flex; justify-content: space-between; align-items: center;
  gap: 10px; margin-bottom: 0;
  padding: 6px 10px;
  background: var(--pcv-surface2);
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius) var(--pcv-radius) 0 0;
  font-family: var(--pcv-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.06em; color: var(--pcv-text2);
}
.pcv-svg {
  width: 100%; height: auto;
  border: 1px solid var(--pcv-border);
  border-top: none;
  border-radius: 0 0 var(--pcv-radius) var(--pcv-radius);
  background: #f8f8f6;
  display: block;
}

/* ── Table ── */
.pcv-table-wrap { overflow: auto; }
.pcv-table {
  width: 100%; border-collapse: collapse;
  font-family: var(--pcv-mono); font-size: 12px; min-width: 860px;
}
.pcv-table th {
  background: var(--pcv-surface2);
  border-bottom: 1px solid var(--pcv-border2);
  padding: 8px 10px; text-align: left;
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--pcv-text3);
}
.pcv-table td { border-bottom: 1px solid var(--pcv-border); padding: 7px 10px; color: var(--pcv-text); }
.pcv-table tr:hover td { background: var(--pcv-surface2); }
.pcv-cutlist-group td {
  background: var(--pcv-surface2); font-weight: 600;
  color: var(--pcv-text2); font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase;
}

/* ── Tabs ── */
.pcv-main-tabs {
  display: flex; gap: 2px; align-items: flex-end;
  border-bottom: 1px solid var(--pcv-border);
  padding-bottom: 0; margin: 0 0 10px 0; flex-wrap: wrap;
}
.pcv-main-tab-btn {
  appearance: none; background: transparent; border: 0;
  border-bottom: 2px solid transparent;
  padding: 8px 12px; cursor: pointer;
  font-family: var(--pcv-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--pcv-text3);
  transition: color 0.15s, border-color 0.15s;
  margin-bottom: -1px;
}
.pcv-main-tab-btn:hover { color: var(--pcv-text2); }
.pcv-main-tab-btn.is-active { color: var(--pcv-accent); border-bottom-color: var(--pcv-accent); }
.pcv-tabs-head {
  display: flex; gap: 2px; align-items: flex-end;
  border-bottom: 1px solid var(--pcv-border); margin: -4px 0 10px 0;
}
.pcv-tab-btn {
  appearance: none; background: transparent; border: 0;
  border-bottom: 2px solid transparent;
  padding: 8px 12px; cursor: pointer;
  font-family: var(--pcv-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--pcv-text3);
  transition: color 0.15s, border-color 0.15s; margin-bottom: -1px;
}
.pcv-tab-btn:hover { color: var(--pcv-text2); }
.pcv-tab-btn.is-active { color: var(--pcv-accent); border-bottom-color: var(--pcv-accent); }
.pcv-tabs-body { padding-top: 6px; }

/* ── Accordion ── */
.pcv-sheets-body { max-height: 420px; overflow: auto; padding-right: 2px; }
.pcv-acc {
  border: 1px solid var(--pcv-border);
  border-radius: var(--pcv-radius);
  background: var(--pcv-surface);
  margin-bottom: 6px; overflow: hidden;
}
.pcv-acc-sum {
  cursor: pointer; padding: 8px 12px;
  background: var(--pcv-surface2);
  font-family: var(--pcv-mono); font-size: 12px; font-weight: 600;
  color: var(--pcv-text); list-style: none; user-select: none;
  transition: background 0.15s;
}
.pcv-acc-sum:hover { background: var(--pcv-surface3); }
.pcv-acc-sum::marker, .pcv-acc-sum::-webkit-details-marker { display: none; }
.pcv-acc[open] > .pcv-acc-sum { border-bottom: 1px solid var(--pcv-border); color: var(--pcv-accent); }
.pcv-acc-body { padding: 10px 12px; }
.pcv-acc-body.pcv-sheet-row { margin-bottom: 0; }

/* ── Sheet canvas ── */
.pcv-sheet-head { display: flex; gap: 10px; align-items: baseline; margin: 0 0 4px 0; }
.pcv-sheet-canvas {
  position: relative; border: 1px solid var(--pcv-border);
  background: #f8f8f6; overflow: hidden;
}
.pcv-rect {
  position: absolute; border: 1px solid rgba(0,0,0,.5);
  font-size: 9px; line-height: 1; padding: 2px; overflow: hidden;
}
.pcv-rect span { background: rgba(0,0,0,.35); padding: 0 3px; border-radius: 2px; color: #fff; }

/* ── SVG interactive ── */
.pcv-pl { cursor: pointer; }
.pcv-pl:hover rect { filter: brightness(1.15); }
tr[data-pcv-jump-part] { cursor: pointer; }
.pcv-part-row-v4.pcv-highlight {
  outline: 2px solid var(--pcv-accent);
  outline-offset: 1px;
  background: rgba(232,160,32,0.05);
}

/* ── SVG labels (light background) ── */
.pcv-edge-dim {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(11px, 1.1vw, 16px);
  fill: #1a1a1a;
  paint-order: stroke;
  stroke: rgba(255,255,255,0.8);
  stroke-width: 4px;
}
.pcv-center-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(12px, 1.25vw, 18px);
  fill: #111;
  paint-order: stroke;
  stroke: rgba(255,255,255,0.85);
  stroke-width: 5px;
  font-weight: 700;
}

/* ── SVG edging indicator ── */
.pcv-edge {
  stroke: rgba(0,0,0,0.55);
  stroke-width: 4px;
  stroke-linecap: square;
  vector-effect: non-scaling-stroke;
  shape-rendering: crispEdges;
}

/* ── Print actions ── */
.pcv-print-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

/* ── Attachments ── */
.pcv-attach-list {
  display: flex; flex-direction: column; gap: 6px;
  max-height: 260px; overflow: auto; padding: 8px;
  border: 1px dashed var(--pcv-border2);
  border-radius: var(--pcv-radius); background: var(--pcv-surface2);
}
.pcv-attach-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  border-radius: var(--pcv-radius); background: var(--pcv-surface3);
  border: 1px solid var(--pcv-border);
}
.pcv-attach-icon {
  width: 38px; height: 38px; display: flex; align-items: center;
  justify-content: center; font-size: 18px;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius);
  background: var(--pcv-surface2);
}
.pcv-attach-thumb {
  width: 38px; height: 38px; flex: 0 0 auto;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--pcv-border); border-radius: var(--pcv-radius); overflow: hidden;
}
.pcv-attach-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pcv-attach-meta { flex: 1; min-width: 0; }
.pcv-attach-name a {
  word-break: break-word; text-decoration: none;
  font-family: var(--pcv-mono); font-size: 11px; color: var(--pcv-blue);
}
.pcv-attach-name a:hover { text-decoration: underline; }
.pcv-attach-remove { white-space: nowrap; }

/* ── Lightbox ── */
#pcvLightbox { position: fixed; inset: 0; display: none; z-index: 99999; }
#pcvLightbox .pcv-lb-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.88); }
#pcvLightbox .pcv-lb-wrap {
  position: relative; z-index: 1;
  max-width: 92vw; max-height: 92vh;
  margin: 4vh auto; display: flex; align-items: center; justify-content: center;
}
#pcvLightbox .pcv-lb-img {
  max-width: 92vw; max-height: 92vh;
  border-radius: var(--pcv-radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.7);
}
#pcvLightbox .pcv-lb-close {
  position: absolute; top: -14px; right: -14px;
  width: 34px; height: 34px; border-radius: 999px;
  border: 1px solid var(--pcv-border2);
  background: var(--pcv-surface3); color: var(--pcv-text);
  cursor: pointer; font-size: 18px; line-height: 34px; text-align: center;
}
body.pcv-lb-open { overflow: hidden; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .pcv-sheets-head, .pcv-sheet-row { grid-template-columns: 1fr 1fr 1fr 70px 70px 130px 36px; }
  .pcv-part-line1 { flex-wrap: wrap; }
  .pcv-part-line1 .pcv-mat { flex: 1 1 160px; }
}
@media (max-width: 920px) {
  .pcv-grid { grid-template-columns: 1fr; }
  .pcv-sheet-row-v3, .pcv-part-row-v3 { grid-template-columns: 1fr 1fr; grid-auto-flow: row; row-gap: 6px; }
  .pcv-sheet-row-v3 > *, .pcv-part-row-v3 > * { min-width: 0; }
  .pcv-edgebox { grid-column: 1 / -1; }
}

/* ── Print ── */
@media print {
  .pcv-btn, .pcv-print-actions, .pcv-tabs-head { display: none !important; }
  .pcv-wrap { border: 0; padding: 0; background: #fff; color: #000; }
  .pcv-card { border: 0; padding: 0; }
  .pcv-svg { border: 1px solid #ccc; background: #fff; }
  @page { size: A4 landscape; margin: 10mm; }
  .pcv-sheet-block { break-after: page; page-break-after: always; }
  .pcv-sheet-head { margin: 0 0 6mm 0; font-size: 14px; }
  .pcv-svg-sheet { width: 100% !important; height: auto !important; max-height: 175mm; }
  .pcv-table { min-width: 0; font-size: 11px; }
}