/* SERGIO UI — Crisis Management component layer (dark monolithic) */

.sergio-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--et-space-2, 8px);
  transition: opacity 150ms ease;
}

@media (min-width: 640px) {
  .sergio-overlay { padding: var(--et-space-4, 16px); }
}

.sergio-modal {
  position: relative;
  width: 100%;
  max-width: 42rem;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  background: var(--sergio-surface);
  border-radius: var(--sergio-radius-lg);
  border: 1px solid var(--sergio-border-strong);
  box-shadow: var(--sergio-shadow-soft);
  color: var(--sergio-text);
  overflow: hidden;
}

.sergio-modal--light {
  background: var(--sergio-surface);
  color: var(--sergio-text);
  border-color: var(--sergio-border-strong);
}

.sergio-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: var(--sergio-radius-md);
  border: 1px solid var(--sergio-border-strong);
  background: var(--sergio-surface-soft);
  color: var(--sergio-text-soft);
  font-size: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease;
  z-index: 10;
}

.sergio-modal__close::before {
  content: '×';
  font-size: 20px;
  line-height: 1;
}

.sergio-modal__close:hover {
  background: var(--sergio-danger-soft);
  border-color: var(--sergio-danger-border, var(--et-alert-border));
  color: var(--sergio-danger);
}

.sergio-modal__body {
  padding: var(--et-space-4, 16px);
  overflow-y: auto;
}

@media (min-width: 640px) {
  .sergio-modal__body { padding: var(--et-space-5, 24px); }
}

.sergio-modal__title {
  font-size: 16px;
  line-height: 1.35;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--et-space-2, 8px);
  margin-bottom: var(--et-space-4, 16px);
  letter-spacing: -0.02em;
}

.sergio-modal__title-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--sergio-radius-md);
  background: var(--sergio-surface-soft);
  border: 1px solid var(--sergio-border-subtle);
  color: var(--sergio-text-soft);
  flex-shrink: 0;
}

.sergio-modal__subtitle {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sergio-muted);
  margin-bottom: var(--et-space-3, 12px);
  font-weight: 500;
}

.sergio-form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--et-space-3, 12px) var(--et-space-4, 16px);
}

@media (min-width: 768px) {
  .sergio-form-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sergio-form-col-span-2 { grid-column: span 2; }
}

.sergio-field-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--et-space-1, 4px);
  color: var(--sergio-muted);
}

.sergio-input,
.sergio-select,
.sergio-textarea {
  width: 100%;
  border-radius: var(--sergio-radius-md);
  border: 1px solid var(--sergio-border-strong);
  background: var(--et-bg-elevated);
  color: var(--sergio-text);
  padding: 8px 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
  font-family: inherit;
  min-height: 36px;
}

.sergio-input:focus,
.sergio-select:focus,
.sergio-textarea:focus {
  border-color: var(--sergio-text-soft);
  box-shadow: 0 0 0 1px var(--sergio-text-soft);
}

.sergio-select {
  appearance: none;
  padding-right: 32px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7585' stroke-width='1.75'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
}

.sergio-textarea { min-height: 88px; resize: vertical; }

.sergio-help {
  margin-top: var(--et-space-1, 4px);
  font-size: 12px;
  color: var(--sergio-muted);
}

.sergio-actions-row {
  display: flex;
  flex-direction: column;
  gap: var(--et-space-2, 8px);
  margin-top: var(--et-space-3, 12px);
}

@media (min-width: 640px) {
  .sergio-actions-row {
    flex-direction: row;
    justify-content: flex-end;
  }
}

/* ── Button system ───────────────────────────── */
.sergio-btn,
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--et-space-2, 8px);
  padding: 8px 16px;
  min-height: 36px;
  border-radius: var(--sergio-radius-md);
  border: 1px solid var(--sergio-border-strong);
  background: var(--sergio-surface-soft);
  color: var(--sergio-text);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  text-decoration: none;
  transition: background 150ms ease, border-color 150ms ease, color 150ms ease;
}

.sergio-btn:hover,
.btn:hover {
  background: var(--et-action-hover);
  border-color: #3d4a5c;
  transform: none;
}

.sergio-btn:active,
.btn:active { transform: none; }

.sergio-btn--primary {
  border-color: var(--sergio-text-soft);
  background: var(--et-action-bg);
  color: var(--et-text);
}

.sergio-btn--primary:hover {
  background: var(--et-action-hover);
  border-color: var(--et-text-soft);
}

.sergio-btn--ghost {
  background: transparent;
  border-color: var(--sergio-border-strong);
  color: var(--sergio-text-soft);
}

.sergio-btn--ghost:hover {
  background: var(--sergio-surface-soft);
  border-color: #3d4a5c;
  color: var(--sergio-text);
}

.sergio-btn--ghost-danger {
  border-color: var(--et-alert-border);
  color: #f87171;
  background: transparent;
}

.sergio-btn--ghost-danger:hover {
  background: var(--sergio-danger-soft);
  border-color: var(--et-alert);
  color: #fca5a5;
}

.sergio-btn--full { width: 100%; }

.sergio-btn:disabled,
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn.btn-glass,
.btn.btn-grad,
.btn.btn-accent,
.btn.btn-ok,
.btn.btn-danger,
.btn-danger-grad {
  border-color: var(--sergio-border-strong);
  background: var(--sergio-surface-soft);
  color: var(--sergio-text);
  box-shadow: none;
}

.btn.btn-grad,
.btn.btn-accent,
.btn.btn-ok,
.sergio-btn--primary {
  border-color: var(--sergio-text-soft);
  background: var(--et-action-bg);
}

.btn.btn-danger,
.btn-danger-grad {
  border-color: var(--et-alert-border);
  background: var(--sergio-danger-soft);
  color: #fca5a5;
}

.select-glass,
.month-chip {
  background: var(--et-bg-elevated) !important;
  border: 1px solid var(--sergio-border-strong) !important;
  color: var(--sergio-text) !important;
  border-radius: var(--sergio-radius-md) !important;
  padding: 8px 12px !important;
  min-height: 36px !important;
  font-size: 14px !important;
}

.sergio-mt-xs { margin-top: var(--et-space-1, 4px); }
.sergio-mt-sm { margin-top: var(--et-space-2, 8px); }
.sergio-mt-md { margin-top: var(--et-space-3, 12px); }
.sergio-mb-sm { margin-bottom: var(--et-space-2, 8px); }
.sergio-mb-md { margin-bottom: var(--et-space-3, 12px); }