:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-muted: #f2f4f7;
  --ink: #17202c;
  --muted: #687385;
  --line: #d9dee7;
  --accent: #0f6b86;
  --accent-strong: #1c3447;
  --accent-soft: #edf7fa;
  --warn: #b45309;
  --bad: #b91c1c;
  --good: #047857;
  --shadow: 0 10px 24px rgba(25, 35, 48, 0.06);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  overflow-x: hidden;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
  min-width: 0;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.app-header {
  background: var(--surface);
  color: var(--ink);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-logo-tile {
  width: 82px;
  height: 42px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  padding: 5px 7px;
  border: 1px solid #e2e7ee;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(25, 35, 48, 0.04);
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-copy {
  min-width: 0;
}

.brand strong,
.brand span {
  display: block;
}

.brand span {
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 1px;
}

.nav-list {
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.nav-item {
  min-height: 34px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  text-align: center;
  padding: 0 11px;
  cursor: pointer;
}

.nav-item.active {
  background: var(--surface-muted);
  border-color: var(--line);
  color: var(--ink);
  font-weight: 750;
}

.nav-item:disabled {
  color: #a0a8b5;
  cursor: not-allowed;
}

.workspace {
  min-width: 0;
  padding: 24px;
  display: grid;
  gap: 20px;
  align-content: start;
}

.topbar {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.45rem, 2.4vw, 2.25rem);
  line-height: 1.15;
}

h2 {
  font-size: 1rem;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.status-strip span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  padding: 7px 10px;
}

.edition-strip,
.module-catalog {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.edition-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.edition-card,
.module-card,
.license-panel {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.edition-card {
  padding: 12px 14px;
  display: grid;
  gap: 4px;
}

.edition-card.active {
  border-color: rgba(15, 107, 134, 0.35);
  background: var(--accent-soft);
}

.edition-card span,
.module-card p,
.license-panel p {
  color: var(--muted);
  font-size: 0.84rem;
}

.edition-card strong {
  font-size: 0.95rem;
}

.module-catalog {
  gap: 16px;
}

.catalog-submenu {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.catalog-menu-button {
  min-width: 0;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  padding: 10px 12px;
  text-align: left;
  cursor: pointer;
}

.catalog-menu-button span {
  min-width: 0;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.catalog-menu-button strong {
  min-width: 26px;
  min-height: 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 0.78rem;
}

.catalog-menu-button.active {
  border-color: rgba(15, 107, 134, 0.38);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.catalog-menu-button.active strong {
  background: #ffffff;
  color: var(--accent-strong);
}

.catalog-tier-section {
  min-width: 0;
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdfc;
}

.catalog-tier-heading {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.catalog-tier-heading h3 {
  margin: 0 0 4px;
  font-size: 0.98rem;
}

.catalog-tier-heading p {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.module-catalog-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 10px;
}

.module-card {
  padding: 14px;
  display: grid;
  align-content: start;
  gap: 8px;
  cursor: pointer;
  color: var(--ink);
  text-align: left;
}

.module-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--accent);
}

.module-icon.pro {
  color: #3730a3;
  background: #eef2ff;
}

.module-icon.advanced {
  color: #92400e;
  background: #fef3c7;
}

.module-icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.module-card.active {
  border-color: rgba(15, 107, 134, 0.4);
  box-shadow: 0 0 0 3px rgba(15, 107, 134, 0.08);
}

.module-card.locked {
  background: #fbfbfc;
}

.module-card strong,
.license-panel strong {
  font-size: 0.98rem;
}

.module-card p,
.license-panel p {
  overflow-wrap: anywhere;
}

.tier {
  width: fit-content;
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
}

.tier.base {
  background: #e8f5f8;
  color: #0f6b86;
}

.tier.pro {
  background: #eef2ff;
  color: #3730a3;
}

.tier.advanced {
  background: #fef3c7;
  color: #92400e;
}

.license-panel {
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.license-panel div {
  flex: 0 0 auto;
  display: grid;
  gap: 7px;
}

.placeholder-panel {
  padding: 18px;
}

.page-view {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.page-panel {
  padding: 18px;
}

.tool-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: 20px;
}

.panel {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.input-panel,
.result-panel,
.comparison-panel {
  padding: 18px;
}

.panel-heading {
  min-height: 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.input-help {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 500;
  line-height: 1.35;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfc;
  color: var(--ink);
}

input,
select {
  min-height: 42px;
  padding: 0 11px;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: 3px solid rgba(15, 107, 134, 0.18);
  outline-offset: 2px;
}

.input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(78px, auto);
  align-items: center;
}

.input-row input {
  border-radius: 8px 0 0 8px;
}

.unit {
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-left: 0;
  border-radius: 0 8px 8px 0;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 0.82rem;
}

.unit-select {
  min-width: 78px;
  min-height: 42px;
  border-left: 0;
  border-radius: 0 8px 8px 0;
  background: var(--surface-muted);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 750;
  padding: 0 8px;
}

.unit-select.wide {
  min-width: 116px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.primary-button,
.secondary-button,
.icon-button {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.primary-button {
  min-height: 44px;
  background: var(--accent-strong);
  color: #ffffff;
  font-weight: 800;
}

.primary-button:hover {
  background: #28506b;
}

.field-button {
  width: 100%;
}

.secondary-button {
  min-height: 36px;
  padding: 0 12px;
  background: var(--surface-muted);
  color: var(--ink);
  border: 1px solid var(--line);
}

.icon-button {
  width: 36px;
  height: 36px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  font-size: 1.05rem;
}

.pill {
  border-radius: 999px;
  background: #fff7ed;
  color: var(--warn);
  padding: 6px 10px;
  font-size: 0.78rem;
  font-weight: 800;
}

.result-panel {
  display: grid;
  align-content: start;
  gap: 18px;
}

.result-main {
  min-height: 144px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
  text-align: center;
}

.result-label {
  color: var(--muted);
  font-size: 0.9rem;
}

.result-main strong {
  font-size: clamp(2.4rem, 8vw, 4.5rem);
  line-height: 1;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.metrics div,
.summary-list div {
  min-height: 72px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 5px;
}

.metrics span,
.summary-list span {
  color: var(--muted);
  font-size: 0.78rem;
}

.metrics strong,
.summary-list strong {
  font-size: 1.05rem;
}

.note {
  color: var(--muted);
  line-height: 1.5;
}

.summary-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.archive-list {
  display: grid;
  gap: 10px;
}

.branch-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.branch-item {
  display: grid;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fbfdfc;
}

.branch-item header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.branch-item span {
  color: var(--muted);
  font-size: 0.82rem;
}

.archive-empty {
  color: var(--muted);
  line-height: 1.5;
}

.archive-item {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdfc;
}

.archive-item header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.archive-item strong,
.archive-item span {
  display: block;
}

.archive-item span {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 2px;
}

.archive-item pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--ink);
  font: inherit;
  line-height: 1.45;
}

.user-license-panel {
  margin-top: 14px;
  padding: 18px;
  display: grid;
  gap: 12px;
}

#userLicenseKey {
  min-height: 92px;
  resize: vertical;
  padding: 11px;
  font: 0.86rem/1.45 ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.table-wrap {
  min-width: 0;
  overflow-x: auto;
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 12px 10px;
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

tr.recommended {
  background: var(--accent-soft);
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border-radius: 999px;
  padding: 0 9px;
  font-size: 0.78rem;
  font-weight: 800;
}

.tag.good {
  background: #dcfce7;
  color: var(--good);
}

.tag.warn {
  background: #fef3c7;
  color: var(--warn);
}

.tag.bad {
  background: #fee2e2;
  color: var(--bad);
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-rows: auto minmax(0, 1fr);
  }

  .app-header {
    padding: 14px;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-list {
    width: 100%;
    overflow-x: auto;
  }

  .nav-item {
    min-width: 116px;
    text-align: center;
  }

  .workspace {
    padding: 16px;
  }

  .topbar,
  .tool-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .edition-strip {
    grid-template-columns: 1fr;
  }

  .catalog-submenu {
    grid-template-columns: 1fr;
  }

  .module-catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .license-panel {
    align-items: flex-start;
    flex-direction: column;
  }

  .status-strip {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .app-shell {
    padding-bottom: 60px;
  }
  .app-header {
    gap: 12px;
  }

  .brand-logo-tile {
    width: 74px;
    height: 38px;
    padding: 5px 6px;
  }

  .nav-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    overflow-x: visible;
  }

  .nav-item {
    min-width: 0;
    padding: 0 6px;
  }

  h1 {
    font-size: 1.55rem;
  }

  .split,
  .metrics,
  .summary-list {
    grid-template-columns: 1fr;
  }

  .catalog-tier-heading {
    flex-direction: column;
  }

  .module-catalog-grid {
    grid-template-columns: 1fr;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

  .input-row input,
  .unit,
  .unit-select {
    border-radius: 8px;
  }

  .unit,
  .unit-select {
    border-left: 1px solid var(--line);
    border-top: 0;
  }

  .panel-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .panel-heading .icon-button,
  .panel-heading .secondary-button,
  .button-row {
    align-self: flex-start;
  }
}

.iso-layout { display:grid; gap:1.5rem; grid-template-columns:1fr 350px; }
@media(max-width:800px){ .iso-layout{grid-template-columns:1fr} }
.iso-panel .form-row + .form-row { margin-top:0.4rem; }
.iso-strato { background:var(--surface-muted); padding:0.75rem; border-radius:8px; margin-bottom:0.5rem; }
.iso-strato .form-row + .form-row { margin-top:0.3rem; }
.strato-hr { border:0; border-top:1px solid var(--line); margin:0.5rem 0; }
.iso-strato:last-child .strato-hr { display:none; }
.iso-presets { display:flex; flex-wrap:wrap; gap:6px; margin-bottom:0.75rem; }
.iso-presets button { font-size:0.8rem; padding:4px 10px; border:1px solid var(--line); border-radius:6px; background:var(--surface); cursor:pointer; color:var(--ink); }
.iso-presets button:hover { background:var(--accent-soft); border-color:var(--accent); }
.iso-project-card { display:flex; align-items:center; justify-content:space-between; gap:10px; border:1px solid var(--line); border-radius:8px; padding:10px; margin-bottom:6px; background:var(--surface); }
.iso-project-card strong { display:block; }
.iso-project-card .meta { display:block; color:var(--muted); font-size:0.8rem; }
.ctrl-row { display:inline-flex; align-items:center; gap:6px; }
.ctrl-input { width:60px; text-align:center; }

/* === HeatXpro === */
.hxp-presets { display:flex; flex-wrap:wrap; gap:6px; margin-top:4px; }
.hxp-project-card { display:flex; align-items:center; justify-content:space-between; gap:10px; border:1px solid var(--line); border-radius:8px; padding:10px; margin-bottom:6px; background:var(--surface); }
.hxp-project-card strong { display:block; }
.hxp-project-card .meta { display:block; color:var(--muted); font-size:0.8rem; }

/* === Pratiche tabs === */
.practices-tabs { display:flex; gap:4px; flex-wrap:wrap; }
.practices-tab {
  padding:6px 14px;
  border:1px solid var(--bdr, #ccc);
  border-radius:6px 6px 0 0;
  background:var(--bg2, #f0f0f0);
  color:var(--text, #333);
  font-size:0.85rem;
  font-weight:500;
  cursor:pointer;
  transition:background 0.15s, color 0.15s;
}
.practices-tab:hover { background:var(--surface-muted, #e5e5e5); }
.practices-tab-active {
  background:var(--accent, #2563eb);
  color:#fff;
  border-color:var(--accent, #2563eb);
}
.practices-tab-active:hover { background:var(--accent-hover, #1d4ed8); }
.practices-pane { padding:12px 0 0 0; }
.result-message {
  margin-top:12px;
  padding:12px 16px;
  border-radius:6px;
  background:var(--bg2, #f8f8f8);
  border:1px solid var(--bdr, #ddd);
  font-size:0.9rem;
  line-height:1.6;
  white-space:pre-wrap;
}
#pedDnLabel { display:none; }

/* === Responsive enhancements for all tool panels === */

/* Ensure form controls don't overflow on small screens */
.iso-panel input[type="number"],
.iso-panel input[type="text"],
.iso-panel input[type="email"],
.iso-panel select,
.iso-panel textarea {
  max-width: 100%;
  box-sizing: border-box;
}

/* Split column: ensure proper stacking on very narrow screens */
@media (max-width: 600px) {
  .iso-layout {
    gap: 1rem;
  }
  
  .iso-panel {
    padding: 1rem;
  }
  
  .iso-panel .form-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }
  
  .iso-panel .form-row label {
    min-width: auto;
    width: 100%;
    font-size: 0.85rem;
  }
  
  .iso-panel .form-row input,
  .iso-panel .form-row select {
    width: 100%;
  }
  
  .result-panel {
    padding: 1rem;
  }
  
  .result-panel pre.result-block {
    font-size: 0.75rem;
    padding: 0.75rem;
    overflow-x: auto;
    white-space: pre;
    max-width: 100%;
  }
  
  .button-row {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  
  .button-row button {
    flex: 1 1 auto;
    min-width: 80px;
    font-size: 0.8rem;
    padding: 0.4rem 0.6rem;
  }
  
  .iso-project-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .iso-project-card .button-row {
    width: 100%;
  }
  
  .iso-project-card .button-row button {
    flex: 1;
  }
  
  h3 {
    font-size: 1rem;
  }
}

/* Landscape tablets and small laptops */
@media (min-width: 601px) and (max-width: 1024px) {
  .iso-layout {
    gap: 1rem;
  }
  
  .iso-panel {
    padding: 1rem 1.25rem;
  }
}

/* Ensure tool-grid tools are also responsive */
@media (max-width: 800px) {
  .tool-grid {
    grid-template-columns: 1fr !important;
  }
  
  .comparison-panel {
    margin-top: 0;
  }
}

/* Ensure the reference tables and pre blocks scroll on mobile */
.ref-table {
  min-width: auto;
  width: 100%;
}

.reference-grid {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Result panel improvements for mobile */
.result-main {
  flex-wrap: wrap;
  gap: 0.5rem;
}

.result-number {
  font-size: clamp(1.2rem, 4vw, 1.8rem);
}

.metrics {
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
}

/* ============================================================
   v76 — Refinement Responsive Completo
   ============================================================ */

/* Prevent iOS zoom on input focus — requires font-size >= 16px */
@media (max-width: 520px) {
  input,
  select,
  textarea {
    font-size: 16px !important;
  }
}

/* Touch targets: minimum 44px tap area on mobile */
@media (max-width: 520px) {
  .nav-item,
  .primary-button,
  .secondary-button,
  .icon-button {
    min-height: 44px;
  }

  .icon-button {
    width: 44px;
    height: 44px;
  }

  .secondary-button {
    padding: 0 14px;
  }
}

/* .split: ensure adequate spacing and no overflow at 480px */
@media (max-width: 480px) {
  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .metrics div {
    min-height: auto;
  }
  .metrics strong {
    word-break: break-word;
    font-size: 0.9rem;
  }
  .table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 60px;
  }
  .table-wrapper table {
    font-size: 0.75rem;
    min-width: 400px;
  }
  .split {
    gap: 10px;
  }

  .split label {
    width: 100%;
    min-width: 0;
  }
}

/* .button-row: buttons wrap without overlapping, never clipped */
@media (max-width: 480px) {
  .button-row {
    gap: 6px;
    display: flex;
    flex-wrap: wrap;
  }

  .button-row button,
  .button-row .secondary-button {
    flex: 1 1 calc(50% - 6px);
    min-width: 70px;
    white-space: normal;
    word-break: break-word;
    text-align: center;
  }

  .button-row .primary-button {
    flex: 1 1 100%;
  }

  .button-row .icon-button {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
  }
}

/* Ensure select elements are not truncated on mobile */
@media (max-width: 480px) {
  select {
    max-width: 100%;
  }

  .unit-select {
    min-width: 64px;
    font-size: 0.78rem;
  }

  .unit-select.wide {
    min-width: 90px;
  }
}

/* .result-block pre: scrollable horizontally, smaller font on mobile */
.result-block {
  white-space: pre-wrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  word-break: break-word;
  max-width: 100%;
}

@media (max-width: 480px) {
  .result-block {
    font-size: 0.72rem;
    line-height: 1.4;
    padding: 0.6rem;
  }
}

/* Nav bar: bigger text and tap areas on small screens */
@media (max-width: 500px) {
  .nav-list {
    gap: 4px;
  }

  .nav-item {
    font-size: 0.82rem;
    padding: 0 6px;
    min-height: 44px;
    display: grid;
    place-items: center;
  }
}

/* Table: ensure scroll on narrow screens */
@media (max-width: 520px) {
  .table-wrap table,
  .table-wrapper table {
    min-width: 380px;
  }
}

/* Archive list: tables and long content scroll horizontally */
.archive-list table,
.archive-list .table-wrap {
  overflow-x: auto;
  display: block;
  max-width: 100%;
}

/* ===== LifeLine Pro campate responsive ===== */
.lifeline-campata-row {
  background: var(--surface-muted);
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  border: 1px solid var(--line);
}

@media (max-width: 480px) {
  .lifeline-campata-row .split {
    gap: 8px;
  }

  .lifeline-campata-row .form-row {
    margin-bottom: 0.2rem;
  }

  #lifelineAddSpanBtn,
  #lifelineRemoveSpanBtn {
    flex: 1;
    min-height: 44px;
  }
}

/* ===== Isolamento module responsive ===== */
@media (max-width: 480px) {
  .iso-strato {
    padding: 0.5rem;
  }

  .iso-strato .split {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .iso-presets {
    flex-direction: column;
  }

  .iso-presets button {
    width: 100%;
    text-align: center;
  }

  .ctrl-row {
    width: 100%;
    justify-content: center;
  }

  .ctrl-input {
    width: 48px;
  }
}

/* ===== Form rows: label + input stacking on tight screens ===== */
@media (max-width: 480px) {
  .form-row {
    margin-bottom: 0.3rem;
  }

  .iso-panel .form-row {
    flex-direction: column;
    align-items: stretch;
  }

  .panel-hr {
    margin: 0.5rem 0;
  }
}

/* ===== All-in-one result panels (solar, thermalLoad, genericNetwork) ===== */
.all-in-one-result {
  display: grid;
  gap: 12px;
}

@media (max-width: 480px) {
  .all-in-one-result .result-main {
    min-height: 100px;
    padding: 0.75rem;
  }

  .all-in-one-result .result-number {
    font-size: clamp(1.4rem, 6vw, 2.2rem);
  }

  .result-detail {
    font-size: 0.82rem;
  }
}

/* ===== Practices tabs responsive ===== */
@media (max-width: 480px) {
  .practices-tabs {
    flex-direction: column;
    gap: 2px;
  }

  .practices-tab {
    width: 100%;
    text-align: center;
    border-radius: 6px;
  }
}

/* ===== References details responsive ===== */
@media (max-width: 480px) {
  .ref-values {
    font-size: 0.82rem;
  }

  .ref-values ul {
    padding-left: 1rem;
  }
}

/* ===== HXP/CompAir/Vacuo project cards responsive ===== */
@media (max-width: 480px) {
  .hxp-project-card,
  .iso-project-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .hxp-project-card .button-row,
  .iso-project-card .button-row {
    width: 100%;
  }

  .hxp-project-card .button-row button,
  .iso-project-card .button-row button {
    flex: 1;
  }
}

/* ═══════════════════════════════════════════════════════════
   Login / License Modal & Overlay
   ═══════════════════════════════════════════════════════════ */
.suite-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 10000;
  padding: 1rem;
}

.suite-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: -1;
}

.suite-modal-panel {
  background: var(--surface, #fff);
  border: 1px solid var(--line, #d9dee7);
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 460px;
  width: 100%;
  position: relative;
  max-height: 85vh;
  overflow-y: auto;
}

.suite-modal-panel-wide {
  max-width: min(960px, 96vw);
}

.suite-modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 1.4rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  color: var(--muted, #687385);
}

.suite-modal-close:hover {
  color: var(--ink, #17202c);
}

#suiteModalBody h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

#suiteModalBody p {
  color: var(--muted, #687385);
  font-size: 0.9rem;
  line-height: 1.5;
}

#suiteModalBody label {
  display: grid;
  gap: 0.3rem;
  margin-bottom: 0.8rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--muted, #687385);
}

#suiteModalBody input,
#suiteModalBody select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line, #d9dee7);
  border-radius: 8px;
  padding: 0 10px;
  font: inherit;
  background: var(--surface, #fff);
  color: var(--ink, #17202c);
  box-sizing: border-box;
}

#suiteModalBody .suite-modal-btn {
  display: block;
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--accent, #1c3447);
  border-radius: 8px;
  background: var(--accent, #1c3447);
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  margin-top: 0.5rem;
}

#suiteModalBody .suite-modal-btn:hover {
  opacity: 0.9;
}

.suite-modal-success {
  color: var(--good, #047857);
  font-weight: 700;
  font-size: 0.9rem;
}

.suite-modal-error {
  color: var(--bad, #b91c1c);
  font-weight: 700;
  font-size: 0.9rem;
}

.suite-modal-info {
  color: var(--muted, #687385);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.archive-modal-controls {
  align-items: end;
  margin: 1rem 0;
}

.archive-modal-list {
  max-height: 56vh;
  overflow: auto;
  padding-right: 0.25rem;
}

/* Coming Soon overlay */
.suite-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 9999;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.5);
}

.suite-overlay-box {
  background: var(--surface, #fff);
  border-radius: 12px;
  padding: 2rem;
  max-width: 380px;
  width: 100%;
  text-align: center;
}

.suite-overlay-box h3 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.suite-overlay-box p {
  color: var(--muted, #687385);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0 0 1rem;
}

.suite-overlay-box input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line, #d9dee7);
  border-radius: 8px;
  padding: 0 10px;
  font: inherit;
  margin-bottom: 0.5rem;
  box-sizing: border-box;
}

.suite-overlay-box button {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--accent, #1c3447);
  border-radius: 8px;
  background: var(--accent, #1c3447);
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.suite-overlay-box button:hover {
  opacity: 0.9;
}

.suite-login-error {
  color: var(--bad, #b91c1c);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: none;
}

.suite-login-error.show {
  display: block;
}

/* License overlay */
.suite-license-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: none;
  background: linear-gradient(135deg, #0a1628 0%, #1a2744 50%, #0d1f3c 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: licenseFadeIn 0.4s ease-out;
}

@keyframes licenseFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.suite-license-box {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  color: #e8edf5;
  animation: licenseSlideUp 0.5s ease-out 0.1s both;
}

@keyframes licenseSlideUp {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.suite-license-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.suite-license-logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.suite-license-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  text-align: left;
  margin: 0;
}

.suite-license-subtitle {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 2rem;
}

.suite-license-box input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 1rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  letter-spacing: 1px;
  text-align: center;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.suite-license-box input::placeholder {
  color: rgba(255,255,255,0.3);
  font-family: inherit;
  letter-spacing: normal;
  font-size: 0.9rem;
}

.suite-license-box input:focus {
  border-color: rgba(59,130,246,0.5);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.suite-license-box button {
  width: 100%;
  margin-top: 0.75rem;
  padding: 14px;
  border-radius: 12px;
  border: none;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.suite-license-box button:hover {
  background: linear-gradient(135deg, #60a5fa, #3b82f6);
  transform: translateY(-1px);
}

.suite-license-box button:active {
  transform: translateY(0);
}

.suite-license-error {
  color: #f87171;
  font-size: 0.85rem;
  margin-top: 0.75rem;
  display: none;
}

.suite-license-error.show {
  display: block;
}

.suite-license-hint {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 1px;
}

/* Suite tools admin badge */
.suite-tool-badge {
  display: inline-grid;
  place-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 0 8px;
  font-size: 0.72rem;
  font-weight: 900;
  background: #fef3c7;
  color: #b45309;
  margin-left: 0.3rem;
}

.suite-tool-badge.admin {
  background: #dbeafe;
  color: #1e40af;
}

.suite-tool-badge.locked {
  background: #fee2e2;
  color: #b91c1c;
}

/* Coming soon placeholder */
.coming-soon-large {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  gap: 12px;
}
.coming-soon-icon {
  font-size: 48px;
  line-height: 1;
}
.coming-soon-large strong {
  font-size: 1.25rem;
  color: var(--muted);
}
.coming-soon-large p {
  max-width: 360px;
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

/* Suite home page */
.suite-cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1rem}@media(max-width:600px){.suite-cards{grid-template-columns:1fr}}.suite-card{border:1px solid var(--border);border-radius:12px;padding:1.25rem;cursor:pointer;transition:all 0.15s;background:var(--surface);text-align:center}.suite-card:hover{border-color:var(--accent);box-shadow:0 2px 8px rgba(0,0,0,0.08)}.suite-card.disabled{opacity:0.4;cursor:default;pointer-events:none}.suite-card-icon{font-size:2.5rem;margin-bottom:0.5rem}.suite-card h3{margin:0 0 0.25rem;font-size:1.1rem}.suite-card p{margin:0;font-size:0.85rem;color:var(--muted);line-height:1.4}.suite-card-badge{display:inline-block;margin-top:0.75rem;padding:0.25rem 0.75rem;border-radius:999px;font-size:0.8rem;font-weight:600;background:var(--accent);color:var(--accent-text)}.suite-card-badge.muted{background:var(--surface-darker);color:var(--muted)}

/* Back-to-main nav button */
.nav-item.back-to-main {
  border-top: 1px solid var(--line);
  margin-top: 4px;
  padding-top: 8px;
  font-size: 0.8rem;
  color: var(--muted);
}
.nav-item.back-to-main:hover {
  color: var(--accent);
}

/* Suite Elettrici: adattamenti sopra la base grafica della Suite Meccanici. */
.ele-input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.ele-result-list {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.ele-result-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fbfdfc;
}

.ele-result-list span {
  color: var(--muted);
}

.ele-result-list strong {
  text-align: right;
}

.tool-zone {
  min-width: 0;
}

.suite-license-box textarea {
  min-height: 110px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.suite-license-box .error {
  color: var(--bad);
  min-height: 1.2em;
  margin-top: 8px;
}

@media (max-width: 760px) {
  .ele-input-grid {
    grid-template-columns: 1fr;
  }
}

/* v3: contenimento rigido dei risultati nel layout pagina. */
.workspace,
.page-view,
.tool-section,
.tool-zone,
.panel,
.input-panel,
.result-panel {
  min-width: 0;
  max-width: 100%;
}

.tool-section {
  overflow: hidden;
}

.result-panel {
  overflow: hidden;
}

.result-panel .metrics {
  grid-template-columns: minmax(0, 1fr);
}

.result-panel .metrics div {
  min-width: 0;
  overflow: hidden;
}

.result-panel .metrics strong {
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-size: clamp(1.35rem, 4vw, 2.1rem);
  line-height: 1.1;
}

.ele-result-list div {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, auto);
  align-items: start;
}

.ele-result-list span,
.ele-result-list strong {
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

#summaryBox {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.45;
}

@media (max-width: 800px) {
  .tool-section {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

@media (max-width: 520px) {
  .ele-result-list div {
    grid-template-columns: 1fr;
  }

  .ele-result-list strong {
    text-align: left;
  }
}