.vlsm-runtime {
  margin-top: var(--space-7);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  overflow: hidden;
}
.vlsm-runtime [hidden] { display: none !important; }
.vlsm-runtime__head,
.vlsm-runtime__instructions,
.vlsm-runtime__coach,
.vlsm-runtime__map-panel,
.vlsm-runtime__actions,
.vlsm-runtime__summary,
.vlsm-runtime__journal { padding: var(--space-5); }
.vlsm-runtime__head {
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, var(--surface)), var(--surface));
}
.vlsm-runtime__eyebrow {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .74rem;
  text-transform: uppercase;
}
.vlsm-runtime__head h2 { margin: var(--space-2) 0; font-size: 1.45rem; }
.vlsm-runtime__head p,
.vlsm-runtime__instructions p,
.vlsm-runtime__status { color: var(--text-muted); }
.vlsm-runtime__round { font-family: var(--font-mono); font-size: .82rem; }
.vlsm-runtime__route {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}
.vlsm-runtime__route li {
  padding: .65rem .75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: .78rem;
  text-align: center;
}
.vlsm-runtime__route li[data-done="true"] {
  border-color: color-mix(in srgb, var(--accent) 60%, var(--border));
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  color: var(--text);
  font-weight: 700;
}
.vlsm-runtime__route li[data-current="true"] {
  border-color: #f59e0b;
  box-shadow: 0 0 0 3px color-mix(in srgb, #f59e0b 14%, transparent);
  color: var(--text);
  font-weight: 700;
}
.vlsm-runtime__route li[data-success="true"] {
  border-color: #22c55e;
  background: color-mix(in srgb, #22c55e 13%, var(--surface));
}
.vlsm-runtime__instructions { border-bottom: 1px solid var(--border); }
.vlsm-runtime__instructions p { margin: var(--space-2) 0 0; }
.vlsm-runtime__coach {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}
.vlsm-runtime__coach-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.vlsm-runtime__coach-head h3,
.vlsm-runtime__coach-head p { margin: var(--space-1) 0 0; }
.vlsm-runtime__coach-head p,
.vlsm-runtime__coach-note,
.vlsm-runtime__coach-suggestion { color: var(--text-muted); font-size: .86rem; }
.vlsm-runtime__coach-panel {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border: 1px solid color-mix(in srgb, var(--accent) 50%, var(--border));
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.vlsm-runtime__issue {
  padding: var(--space-3);
  border-left: 4px solid #f59e0b;
  background: color-mix(in srgb, #f59e0b 9%, var(--surface));
}
.vlsm-runtime__issue p,
.vlsm-runtime__issue small { display: block; margin: var(--space-1) 0 0; }
.vlsm-runtime__hint-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.vlsm-runtime__hint-actions button {
  min-height: 3rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}
.vlsm-runtime__hint-actions button b {
  display: inline-grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  margin-right: .35rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
}
.vlsm-runtime__hint-actions button[aria-pressed="true"] {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
}
.vlsm-runtime__hint-actions button:disabled { opacity: .48; cursor: not-allowed; }
.vlsm-runtime__hint {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-left: 4px solid var(--accent);
  background: var(--bg-alt);
}
.vlsm-runtime__hint p,
.vlsm-runtime__hint small,
.vlsm-runtime__coach-note,
.vlsm-runtime__coach-suggestion { margin: var(--space-2) 0 0; }
.vlsm-runtime__coach-suggestion:not(:empty) {
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, #f59e0b 12%, var(--surface));
  color: var(--text);
}
.vlsm-runtime [data-action="toggle-help"].is-suggested {
  border-color: #f59e0b;
  box-shadow: 0 0 0 3px color-mix(in srgb, #f59e0b 18%, transparent);
}
.vlsm-runtime [data-action="toggle-help"]:disabled { opacity: .55; cursor: not-allowed; }
.vlsm-runtime__map-panel { border-bottom: 1px solid var(--border); background: var(--bg-alt); }
.vlsm-runtime__map-panel h3 { margin: var(--space-1) 0; }
.vlsm-runtime__map-panel p { margin: 0; color: var(--text-muted); }
.vlsm-runtime__map { margin-top: var(--space-4); }
.vlsm-runtime__track { position: relative; height: 5.5rem; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-sm); background: repeating-linear-gradient(90deg, transparent 0 calc(25% - 1px), var(--border) calc(25% - 1px) 25%); }
.vlsm-runtime__segment { position: absolute; inset: .55rem auto .55rem calc(var(--start) / 256 * 100%); width: calc(var(--size) / 256 * 100%); min-width: 2px; display: flex; flex-direction: column; justify-content: center; overflow: hidden; padding: .35rem; border: 1px solid color-mix(in srgb, var(--accent) 65%, var(--border)); background: color-mix(in srgb, var(--accent) 18%, var(--surface)); color: var(--text); }
.vlsm-runtime__segment:nth-child(even) { background: color-mix(in srgb, #22c55e 15%, var(--surface)); border-color: color-mix(in srgb, #22c55e 55%, var(--border)); }
.vlsm-runtime__segment.is-invalid { border-color: var(--accent-danger); background: color-mix(in srgb, var(--accent-danger) 18%, var(--surface)); }
.vlsm-runtime__segment b,.vlsm-runtime__segment small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .7rem; }
.vlsm-runtime__scale { display: flex; justify-content: space-between; margin-top: .35rem; color: var(--text-muted); font: .72rem var(--font-mono); }
.vlsm-runtime__legend { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-3) 0 0; padding: 0; list-style: none; }
.vlsm-runtime__legend li { display: flex; gap: .35rem; padding: .35rem .55rem; border: 1px solid var(--border); border-radius: 999px; color: var(--text-muted); font: .7rem var(--font-mono); }
.vlsm-runtime__table-wrap { overflow: auto; }
.vlsm-runtime table { width: 100%; min-width: 850px; border-collapse: collapse; }
.vlsm-runtime caption { padding: var(--space-3); color: var(--text-muted); font: 700 .72rem var(--font-mono); text-align: left; text-transform: uppercase; }
.vlsm-runtime th,
.vlsm-runtime td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  text-align: left;
}
.vlsm-runtime thead th { background: var(--bg-alt); font-size: .78rem; text-transform: uppercase; }
.vlsm-runtime__order { display: flex; gap: var(--space-1); }
.vlsm-runtime__order button {
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.vlsm-runtime__order button:disabled { opacity: .3; cursor: not-allowed; }
.vlsm-runtime select,
.vlsm-runtime input {
  min-height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  color: var(--text);
  font: inherit;
}
.vlsm-runtime select { padding: 0 var(--space-2); }
.vlsm-runtime input { width: 4.4rem; padding: 0 var(--space-2); }
.vlsm-runtime td label {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: .82rem;
}
.vlsm-runtime [aria-invalid="true"] { border-color: var(--accent-danger); }
.vlsm-runtime__check { max-width: 18rem; font-size: .82rem; }
.vlsm-runtime__check--ok { color: #16803a; font-weight: 700; }
.vlsm-runtime__check--error { color: var(--accent-danger); }
.vlsm-runtime__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-alt) 50%, transparent);
}
.vlsm-runtime__button {
  min-height: 2.75rem;
  padding: 0 var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}
.vlsm-runtime__button--primary { border-color: var(--accent); background: var(--accent); color: var(--bg); }
.vlsm-runtime__button--reset { color: var(--accent-danger); }
.vlsm-runtime__button:focus-visible,
.vlsm-runtime input:focus,
.vlsm-runtime select:focus,
.vlsm-runtime__order button:focus-visible,
.vlsm-runtime__hint-actions button:focus-visible,
.vlsm-runtime__hint:focus,
.vlsm-runtime__issue:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 65%, transparent);
  outline-offset: 2px;
}
.vlsm-runtime__status {
  width: 100%;
  margin: var(--space-2) 0 0;
  font-family: var(--font-mono);
  font-size: .8rem;
}
.vlsm-runtime__summary { display: grid; gap: var(--space-5); }
.vlsm-runtime__summary h3 { margin: 0 0 var(--space-2); }
.vlsm-runtime__summary-note { margin: var(--space-2) 0 0; color: var(--text-muted); font-size: .82rem; }
.vlsm-runtime__journal { border-top: 1px solid var(--border); }
.vlsm-runtime__journal h3 { margin-top: 0; }
.vlsm-runtime__journal ol { margin-bottom: 0; padding-left: 1.4rem; color: var(--text-muted); font-size: .82rem; }
.vlsm-runtime__journal time { font-family: var(--font-mono); color: var(--accent); }
.vlsm-runtime__empty { padding: var(--space-5); color: var(--text-muted); }
@media (max-width: 760px) {
  .vlsm-runtime__head,
  .vlsm-runtime__instructions,
  .vlsm-runtime__coach,
  .vlsm-runtime__map-panel,
  .vlsm-runtime__actions,
  .vlsm-runtime__summary,
  .vlsm-runtime__journal { padding: var(--space-4); }
  .vlsm-runtime__route { grid-template-columns: repeat(2, 1fr); }
  .vlsm-runtime__coach-head { align-items: stretch; flex-direction: column; }
  .vlsm-runtime__hint-actions { grid-template-columns: 1fr; }
  .vlsm-runtime__button { width: 100%; }
  .vlsm-runtime__track { height: 7rem; }
  .vlsm-runtime__segment b { font-size: .58rem; }
  .vlsm-runtime__table-wrap { overflow: visible; padding: var(--space-3); }
  .vlsm-runtime__table-wrap table,.vlsm-runtime__table-wrap tbody,.vlsm-runtime__table-wrap tr,.vlsm-runtime__table-wrap th,.vlsm-runtime__table-wrap td { display: block; min-width: 0; width: 100%; }
  .vlsm-runtime__table-wrap thead { display: none; }
  .vlsm-runtime__table-wrap tr { margin-bottom: var(--space-3); padding: var(--space-3); border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
  .vlsm-runtime__table-wrap th,.vlsm-runtime__table-wrap td { display: grid; grid-template-columns: minmax(6rem, 35%) 1fr; align-items: center; gap: var(--space-2); padding: .45rem 0; border: 0; }
  .vlsm-runtime__table-wrap tbody th::before,.vlsm-runtime__table-wrap td::before { content: attr(data-label); color: var(--text-muted); font: .72rem var(--font-mono); text-transform: uppercase; }
  .vlsm-runtime__table-wrap tbody th::before { content: "Service"; }
  .vlsm-runtime__table-wrap td label { white-space: normal; overflow-wrap: anywhere; }
  .vlsm-runtime__summary .vlsm-runtime__table-wrap td:nth-child(2)::before { content: "Réseau"; }
  .vlsm-runtime__summary .vlsm-runtime__table-wrap td:nth-child(3)::before { content: "1ère IP"; }
  .vlsm-runtime__summary .vlsm-runtime__table-wrap td:nth-child(4)::before { content: "Dernière / GW"; }
  .vlsm-runtime__summary .vlsm-runtime__table-wrap td:nth-child(5)::before { content: "Broadcast"; }
}