/* ── Ratings Book – ratings.css ─────────────────────────────── */

/* ── Layout ─────────────────────────────────────────────────── */
body {
  padding: 0;
  margin: 0;
  background: var(--color-bg-light, #f0f2f5);
  font-family: 'Panton', 'Arial', sans-serif;
}

.rb-wrapper {
  max-width: 2000px;
  margin: 0 auto;
  background: var(--color-bg-white, #fff);
  border-radius: 0 0 16px 16px;
  box-shadow: 0 4px 32px rgba(0,0,0,0.10);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────────── */


/* Brand shape: isosceles right triangle — top-right corner */
.rb-header::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: #ff6d42;
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

.rb-header-logo { position: relative; z-index: 1; }

.rb-header-logo img {
  height: 34px;
  width: auto;
}

.rb-header-title {
  flex: 1;
  position: relative;
  z-index: 1;
}

.rb-header-title h1 {
  font-size: 1.35em;
  font-weight: 700;
  margin: 0;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.rb-header-title p {
  font-size: 0.82em;
  opacity: 0.75;
  margin: 2px 0 0;
}

.rb-header-actions {
  display: flex;
  gap: 10px;
  position: relative;
  z-index: 1;
  align-items: center;
}

/* ── Toolbar (filters + voltage tabs) ───────────────────────── */
.rb-toolbar {
  background: #fff;
  border-bottom: 1px solid #e2e8ef;
  padding: 12px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.toolbar-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.78em;
  font-weight: 700;
  color: #5e6f7e;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* Filter buttons */
.filter-btn {
  padding: 5px 14px;
  border-radius: 20px;
  border: 1.5px solid #c5ced8;
  background: #fff;
  color: #1e2d3d;
  font-size: 0.82em;
  font-weight: 600;
  font-family: 'Klavika', 'Arial', sans-serif;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
}
.filter-btn:hover {
  border-color: #004a90;
  color: #004a90;
}
.filter-btn.active {
  background: #004a90;
  border-color: #004a90;
  color: #fff;
}
.filter-btn.active.NPE {
  background: #ff6d42;
  border-color: #ff6d42;
}

/* Voltage tabs */
.volt-tabs-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.tab-group-label {
  font-size: 0.72em;
  font-weight: 700;
  color: #8996a0;
  text-transform: uppercase;
  padding: 0 4px 0 8px;
  letter-spacing: 0.06em;
}
.tab-group-label:first-child { padding-left: 0; }

.volt-tab {
  padding: 5px 13px;
  border-radius: 6px;
  border: 1.5px solid #c5ced8;
  background: #f4f6f9;
  color: #1e2d3d;
  font-size: 0.82em;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
}
.volt-tab small { font-size: 0.85em; opacity: 0.8; }
.volt-tab:hover {
  border-color: #004a90;
  background: #e8f0fe;
}
.volt-tab.active {
  background: #004a90;
  border-color: #004a90;
  color: #fff;
}

/* Toolbar divider */
.toolbar-divider {
  width: 1px;
  height: 28px;
  background: #e2e8ef;
  flex-shrink: 0;
}

/* Model search input */
.model-search-input {
  padding: 5px 10px;
  border-radius: 6px;
  border: 1.5px solid #c5ced8;
  background: #fff;
  color: #1e2d3d;
  font-size: 0.82em;
  font-family: 'Panton', 'Arial', sans-serif;
  transition: all 0.18s;
  width: 140px;
}
.model-search-input::placeholder {
  color: #a0a8b0;
  font-family: 'Panton', 'Arial', sans-serif;
}
.model-search-input:focus {
  outline: none;
  border-color: #004a90;
  box-shadow: 0 0 0 3px rgba(0, 74, 144, 0.1);
}

/* Power range inputs */
.power-range-input {
  padding: 5px 10px;
  border-radius: 6px;
  border: 1.5px solid #c5ced8;
  background: #fff;
  color: #1e2d3d;
  font-size: 0.82em;
  font-family: 'Panton', 'Arial', sans-serif;
  width: 90px;
  transition: all 0.18s;
}
.power-range-input::placeholder {
  color: #a0a8b0;
  font-family: 'Panton', 'Arial', sans-serif;
}
.power-range-input:focus {
  outline: none;
  border-color: #004a90;
  box-shadow: 0 0 0 3px rgba(0, 74, 144, 0.1);
}
.range-separator {
  color: #5e6f7e;
  font-weight: 600;
  margin: 0 6px;
}

/* Thermal class checkboxes */
.thermal-check {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82em;
  color: #1e2d3d;
  font-weight: 500;
  transition: all 0.18s;
  white-space: nowrap;
}
.thermal-check:hover {
  background: #f4f6f9;
}
.thermal-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #004a90;
  cursor: pointer;
  margin: 0;
}

/* Clear filters button */
.btn-clear-filters {
  padding: 5px 12px;
  margin-left: 8px;
  background-color: #ffcb4f;
  border: 1.5px solid #1a2732;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.82em;
  font-weight: 600;
  color: #1a2732;
  transition: all 0.18s;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.btn-clear-filters:hover {
  background-color: #ffcb4f;
  border-color: #1a2732;
  color: #1a2732;
}
.btn-clear-filters:active {
  background-color: #d8dcf1;
}

/* ── Table area ──────────────────────────────────────────────── */
.rb-table-area {
  flex: 1;
  padding: 20px 28px 40px;
  overflow-x: auto;
  overflow-y: auto;
}

.table-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.table-meta h2 {
  font-size: 1em;
  color: #004a90;
  font-weight: 700;
  margin: 0;
}

.table-meta .voltage-sub {
  font-size: 0.82em;
  color: #5e6f7e;
}

.table-meta .model-count {
  margin-left: auto;
  font-size: 0.82em;
  color: #8996a0;
  font-weight: 600;
}

.operating-voltages {
  width: 20%;
  margin-top: 10px;
  padding: 10px 12px;
  background: #f0f4f8;
  border-left: 4px solid #004a90;
  border-radius: 4px;
  font-size: 0.82em;
  color: #1e2d3d;
  line-height: 1.6;
}

/* ── Ratings table ───────────────────────────────────────────── */
.ratings-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86em;
}

.ratings-table thead th {
  padding: 9px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  user-select: none;
  position: relative;
}
.ratings-table thead th:first-child {
  text-align: left;
  padding-left: 14px;
  border-radius: 6px 0 0 0;
}
.ratings-table thead th:last-child {
  border-radius: 0 6px 0 0;
}

/* Sub-header row */
.ratings-table thead tr.sub-header th {
  background: #002f5c;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.03em;
}

/* Sortable columns */
th[data-sort] {
  cursor: pointer;
}
th[data-sort]:hover {
  background: #0060b8;
}
th[data-sort]::after {
  content: ' ⇅';
  opacity: 0.4;
  font-size: 0.85em;
}
th[data-sort].sort-active::after {
  content: '';
  opacity: 1;
}
th[data-sort].sort-asc::after  { content: ' ↑'; opacity: 1; }
th[data-sort].sort-desc::after { content: ' ↓'; opacity: 1; }

/* Body rows */
.ratings-table tbody tr:nth-child(even) {
  background: var(--fam-zebra, #e8f0f8);
}
.ratings-table tbody tr:hover {
  background: #e8f0fe;
}

.ratings-table tbody td {
  padding: 7px 10px;
  text-align: left;
  border-bottom: 1px solid #e2e8ef;
  border-right: 1px solid #e2e8ef;
  color: #1e2d3d;
}
.ratings-table tbody td:last-child {
  border-right: none;
}
.ratings-table tbody tr.frame-break {
  height: 12px;
}
.ratings-table tbody tr.frame-break td {
  background: var(--fam-break-bg, #c8daf0);
  border-bottom: 2px solid var(--fam-break-border, #004990);
  padding: 0;
  border-right: 1px solid #e2e8ef;
}

.col-number {
  font-weight: 700;
  color: var(--fam-num, #004990);
}
.col-model {
  text-align: left !important;
  padding-left: 14px !important;
  font-weight: 600;
  color: var(--fam, #004a90) !important;
  white-space: nowrap;
}
.col-kg, .col-leads, .col-avr {
  color: #5e6f7e;
  font-size: 0.9em;
}

/* kVA columns */
.standby {
  background: rgba(226,32,58,0.05);
  font-weight: 500;
}
.cont-h {
  font-weight: 700;
  color: var(--fam-dark, #002f5c);
}

.empty-row {
  text-align: left;
  color: #8996a0;
  padding: 40px 0 !important;
  font-style: italic;
}

/* Family badges */
.family-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.68em;
  font-weight: 700;
  vertical-align: middle;
  margin-left: 5px;
  letter-spacing: 0.04em;
}
/* Stesse classi usate dai filter-btn */
.family-badge.Industrial { background: #00489027; color: #004990; }
.family-badge.NPE        { background: #ff6e4227; color: #ff6d42; }
.family-badge.Transformer{ background: #007c9227; color: #007c92; }
.family-badge.Portable   { background: #006d6727; color: #006d68; }
.family-badge.TE         { background: #1a273227; color: #1a2732; }
.family-badge.HC         { background: #c8980a27; color: #ffcb4f; }
.family-badge.Obsolete   { background: #8996a027; color: #8996a0; }

/* ── Print Modal ─────────────────────────────────────────────── */
.print-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.print-modal-overlay.open {
  display: flex;
}

.print-modal {
  background: #fff;
  border-radius: 14px;
  width: 800px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  padding: 28px;
}

.print-modal h3 {
  font-size: 1.15em;
  color: #004a90;
  font-weight: 700;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.print-modal-close {
  margin-left: auto;
  background: none;
  border: none;
  font-size: 1.4em;
  cursor: pointer;
  color: #8996a0;
  line-height: 1;
  padding: 0 2px;
}
.print-modal-close:hover { color: #e2203a; }

.print-section {
  margin-bottom: 20px;
}
.print-section h4 {
  font-size: 0.82em;
  font-weight: 700;
  color: #5e6f7e;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.print-section h4 .section-actions {
  margin-left: auto;
  display: flex;
  gap: 6px;
}
.section-actions button {
  font-size: 0.85em;
  color: #004a90;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

#printVoltageList {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 6px;
}

.print-volt-group-label {
  grid-column: 1 / -1;
  font-size: 0.72em;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #5e6f7e;
  padding: 8px 0 2px;
  border-bottom: 1px solid #e2e8ef;
  margin-bottom: 2px;
}
.print-volt-group-label:first-child { padding-top: 0; }

.print-check-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border: 1.5px solid #e2e8ef;
  border-radius: 7px;
  cursor: pointer;
  font-size: 0.85em;
  color: #1e2d3d;
  font-weight: 500;
  transition: border-color 0.15s;
}
.print-check-item:hover { border-color: #004a90; }
.print-check-item input[type="checkbox"] {
  width: 15px; height: 15px;
  accent-color: #004a90;
  cursor: pointer;
}

.print-radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.print-radio-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1.5px solid #e2e8ef;
  border-radius: 7px;
  cursor: pointer;
  font-size: 0.85em;
  color: #1e2d3d;
  font-weight: 500;
  transition: border-color 0.15s;
}
.print-radio-item:hover { border-color: #004a90; }
.print-radio-item input[type="radio"] {
  width: 15px; height: 15px;
  accent-color: #004a90;
  cursor: pointer;
}

.print-text-input {
  width: 100%;
  border: 1.5px solid #e2e8ef;
  border-radius: 7px;
  padding: 6px 10px;
  font-size: 0.85em;
  font-family: 'Panton', 'Arial', sans-serif;
  color: #1e2d3d;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.15s;
}
.print-text-input:focus { border-color: #004a90; }

.print-range-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.print-num-input {
  width: 100px;
  border: 1.5px solid #e2e8ef;
  border-radius: 7px;
  padding: 6px 10px;
  font-size: 0.85em;
  font-family: 'Panton', 'Arial', sans-serif;
  color: #1e2d3d;
  outline: none;
  transition: border-color 0.15s;
}
.print-num-input:focus { border-color: #004a90; }
.print-range-sep { color: #5e6f7e; font-weight: 700; }

.print-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid #e2e8ef;
}

.btn-cancel {
  padding: 9px 20px;
  border-radius: 8px;
  border: 1.5px solid #c5ced8;
  background: #fff;
  color: #5e6f7e;
  font-size: 0.9em;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
}
.btn-cancel:hover { background: #f4f6f9; }

.btn-print-exec {
  padding: 9px 22px;
  border-radius: 8px;
  border: none;
  background: linear-gradient(135deg, #004a90, #0060b8);
  color: #fff;
  font-size: 0.9em;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-print-exec:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,74,144,0.35);
}

/* ── Responsive ──────────────────────────────────────────────── */

/* Tablet (≤ 1200px) */
@media (max-width: 1200px) {
  .rb-toolbar {
    padding: 10px 16px;
  }
  .rb-header {
    padding: 14px 16px;
  }
  .rb-table-area {
    padding: 14px 12px 30px;
  }
  .ratings-table {
    font-size: 0.78em;
  }
}

/* Mobile (≤ 1000px) */
@media (max-width: 1000px) {
  /* Toolbar: each row scrolls horizontally */
  .rb-toolbar {
    padding: 8px 10px;
    gap: 8px;
  }
  .toolbar-row {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
    padding-bottom: 4px;
  }
  .toolbar-divider {
    display: none;
  }
  .filter-group {
    flex-wrap: nowrap;
    white-space: nowrap;
  }
  .filter-label {
    display: none; /* hide labels on tiny screens to save space */
  }
  .volt-tabs-wrap {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .model-search-input {
    width: 110px;
  }
  .power-range-input {
    width: 70px;
  }

  /* Table: allow horizontal scroll */
  .rb-table-area {
    padding: 10px 4px 20px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .ratings-table {
    font-size: 0.73em;
    min-width: 560px; /* prevents collapse */
  }
  .table-meta h2 {
    font-size: 1em;
  }

  /* Print modal: full screen */
  .print-modal-overlay {
    align-items: flex-end;
  }
  .print-modal {
    border-radius: 14px 14px 0 0;
    max-height: 85vh;
    overflow-y: auto;
  }
}

/* Very small (≤ 480px) */
@media (max-width: 480px) {
  .btn-home span,
  .btn-print span {
    display: none;
  }
  .rb-header-title p {
    display: none;
  }
  .ratings-table {
    font-size: 0.68em;
  }

  /* table-meta: 2-row layout on mobile */
  .table-meta {
    flex-wrap: wrap;
    align-items: center;
    gap: 2px 10px;
  }
  .table-meta h2 {
    flex: 1;
    order: 1;
  }
  .table-meta .model-count {
    order: 2;
    margin-left: 0;
  }
  .table-meta .voltage-sub {
    order: 3;
    width: 100%;
    margin-top: 2px;
  }
  .operating-voltages {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .rb-header-title h1 { font-size: 1.05em; }
  .filter-btn, .volt-tab { font-size: 0.76em; padding: 4px 10px; }
  .ratings-table { font-size: 0.78em; }
  #printVoltageList { grid-template-columns: 1fr; }
}

/* ── Per-family button colors ───────────────────────────────────── */
/* ── Per-family button colors ───────────────────────────────────── */

/* NPE — orange */
.filter-btn.NPE {
  --btn-base: #ff6d42;
  --btn-hover-border: var(--btn-base);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 88%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 82%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 78%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 82%, black);
  --btn-active-text: #fff;
}
.filter-btn.NPE:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.NPE {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* Obsolete — gray */
.filter-btn.Obsolete {
  --btn-base: #8996a0;
  --btn-hover-border: var(--btn-base);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 88%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 82%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 78%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 82%, black);
  --btn-active-text: #fff;
}
.filter-btn.Obsolete:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.Obsolete {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* Transformer — deep blue-teal */
.filter-btn.Transformer {
  --btn-base: #007c92;
  --btn-hover-border: var(--btn-base);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 88%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 82%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 78%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 82%, black);
  --btn-active-text: #fff;
}
.filter-btn.Transformer:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.Transformer {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* Portable — dark teal */
.filter-btn.Portable {
  --btn-base: #006d68;
  --btn-hover-border: var(--btn-base);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 88%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 82%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 78%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 82%, black);
  --btn-active-text: #fff;
}
.filter-btn.Portable:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.Portable {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* TE — dark navy */
.filter-btn.TE {
  --btn-base: #1a2732;
  --btn-hover-border: var(--btn-base);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 88%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 82%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 78%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 82%, black);
  --btn-active-text: #fff;
}
.filter-btn.TE:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.TE {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* HC / 400Hz — amber (dark text) */
.filter-btn.HC {
  --btn-base: #ffcb4f;
  --btn-hover-border: color-mix(in srgb, var(--btn-base) 78%, black);
  --btn-hover-text: color-mix(in srgb, var(--btn-base) 68%, black);
  --btn-active-bg: linear-gradient(
    135deg,
    color-mix(in srgb, var(--btn-base) 86%, white) 0%,
    var(--btn-base) 52%,
    color-mix(in srgb, var(--btn-base) 70%, black) 100%
  );
  --btn-active-border: color-mix(in srgb, var(--btn-base) 78%, black);
  --btn-active-text: #1a2732;
}
.filter-btn.HC:hover {
  border-color: var(--btn-hover-border);
  color: var(--btn-hover-text);
}
.filter-btn.active.HC {
  background: var(--btn-active-bg);
  border-color: var(--btn-active-border);
  color: var(--btn-active-text);
}

/* ── Interior theming (table header, volt tabs, title, zebra, frame-break) ── */
/* Base dinamica: tutti i colori derivano da --fam */
body {
  --fam-dark: color-mix(in srgb, var(--fam) 78%, black);
  --fam-sort: color-mix(in srgb, var(--fam) 88%, white);
  --fam-zebra: color-mix(in srgb, var(--fam) 12%, white);
  --fam-break-bg: color-mix(in srgb, var(--fam) 28%, white);
  --fam-break-border: color-mix(in srgb, var(--fam) 72%, black);
  --fam-num: color-mix(in srgb, var(--fam) 68%, black);

  /* Gradienti principali */
  --fam-grad: linear-gradient(
    135deg,
    color-mix(in srgb, var(--fam) 82%, white) 0%,
    var(--fam) 52%,
    color-mix(in srgb, var(--fam) 78%, black) 100%
  );

  --fam-grad-soft: linear-gradient(
    180deg,
    color-mix(in srgb, var(--fam) 20%, white) 0%,
    color-mix(in srgb, var(--fam) 10%, white) 100%
  );

  --fam-grad-break: linear-gradient(
    180deg,
    color-mix(in srgb, var(--fam) 30%, white) 0%,
    color-mix(in srgb, var(--fam) 18%, white) 100%
  );
}

/* Solo riferimento colore per famiglia */
body[data-family="NPE"]         { --fam: #ff6d42; --fam-text: #fff; }
body[data-family="Obsolete"]    { --fam: #8996a0; --fam-text: #fff; }
body[data-family="Transformer"] { --fam: #007c92; --fam-text: #fff; }
body[data-family="Portable"]    { --fam: #006d68; --fam-text: #fff; }
body[data-family="TE"]          { --fam: #1a2732; --fam-text: #fff; }
body[data-family="HC"]          { --fam: #ffcb4f; --fam-text: #1a2732; }

/* Industrial 2-Pole — medium blue (zebra/frame-break same as Industrial) */
body[data-family="Industrial"][data-poles="2"] { --fam: #005a8b; --fam-dark: #003d63; --fam-sort: #0072b0; --fam-text: #fff; }

body .ratings-table thead th                 { background: var(--fam, #004a90); color: var(--fam-text, #fff); }
body .ratings-table thead tr.sub-header th   { background: var(--fam-dark, #002f5c); color: rgba(255,255,255,0.85); }
body th[data-sort]:hover                     { background: var(--fam-sort, #0060b8); }
body .volt-tab.active                        { background: var(--fam, #004a90); border-color: var(--fam, #004a90); color: var(--fam-text, #fff); }
body .table-meta h2                          { color: var(--fam, #004a90); }

/* ── PMG Technical Documentation Section ────────────────────── */
.pmg-docs-section {
  padding: 28px 28px 40px;
  flex: 1;
}

.pmg-docs-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--color-neutral-gray, #e8eef4);
}

.pmg-docs-title h2 {
  font-size: 1.4em;
  color: #002f5c;
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pmg-docs-title p {
  font-size: 0.88em;
  color: #5e6f7e;
  margin: 0;
}

.pmg-family-filter {
  flex-shrink: 0;
}

/* ── PMG Docs Table ── */
.pmg-docs-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.pmg-docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
}

.pmg-docs-table thead th {
  background: linear-gradient(90deg, #002f5c 0%, #004a90 100%);
  color: #fff;
  padding: 11px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85em;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.pmg-th-num      { width: 42px; text-align: center; }
.pmg-th-model    { width: 148px; }
.pmg-th-coupling { width: 90px; }
.pmg-th-draw     { width: 260px; }
.pmg-th-step     { width: 260px; }

.pmg-docs-table td {
  padding: 8px 14px;
  border-bottom: 1px solid #e8eef4;
  vertical-align: top;
}

.pmg-first-coupling td {
  border-top: 2px solid #c5d3e0;
}

.pmg-first-coupling:first-child td {
  border-top: none;
}

.pmg-num {
  text-align: center;
  color: #8a99a8;
  font-size: 0.82em;
}

.pmg-model {
  font-weight: 700;
  color: #002f5c;
  font-size: 0.92em;
  vertical-align: middle !important;
  white-space: nowrap;
}

.pmg-coupling {
  font-family: monospace;
  font-size: 0.88em;
  color: #004a90;
  font-weight: 600;
}

.pmg-draw,
.pmg-step {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-content: flex-start;
}

/* ── PMG doc buttons ── */
.pmg-doc-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 5px;
  font-size: 0.78em;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.16s;
  border: 1.5px solid transparent;
}

.pmg-doc-2d {
  background: #e8f0fb;
  color: #004a90;
  border-color: #b8cfee;
}

.pmg-doc-2d:hover {
  background: #004a90;
  color: #fff;
}

.pmg-doc-step {
  background: #e6f7f6;
  color: #007b74;
  border-color: #a8dcd9;
}

.pmg-doc-step:hover {
  background: #0097a7;
  color: #fff;
}

/* ── 2D Drawing Modal ── */
.pmg-rb-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  z-index: 3000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.pmg-rb-modal-inner {
  background: #fff;
  border-radius: 12px;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.pmg-rb-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: linear-gradient(90deg, #002f5c, #004a90);
  color: #fff;
  gap: 16px;
  flex-shrink: 0;
}

.pmg-rb-modal-header span {
  font-size: 0.9em;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.pmg-rb-modal-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5em;
  cursor: pointer;
  line-height: 1;
  padding: 0 2px;
  opacity: 0.8;
  flex-shrink: 0;
}

.pmg-rb-modal-close:hover { opacity: 1; }

.pmg-rb-modal-body {
  overflow: auto;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f4f6f8;
  flex: 1;
}

.pmg-rb-modal-body img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
  border-radius: 4px;
  background: #fff;
}

/* ── Active state for PMG Docs button ── */
.pmg-docs-active {
  background: #004a90 !important;
  color: #fff !important;
  border-color: #004a90 !important;
}

/* ── Mobile ── */
@media (max-width: 1000px) {
  .pmg-docs-section { padding: 16px 12px 28px; }
  .pmg-docs-header { flex-direction: column; gap: 12px; }
  .pmg-docs-table { font-size: 0.82em; }
  .pmg-docs-table td { padding: 6px 8px; }
}

/* ── Print media ─────────────────────────────────────────────── */
@media print {
  .rb-header, .rb-toolbar, .print-modal-overlay { display: none !important; }
  .rb-table-area { padding: 0; }
  .ratings-table thead th {-webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .ratings-table thead tr.sub-header th { background: var(--fam-dark, #002f5c) !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .standby { background: rgba(226,32,58,0.05) !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}