html, body.defter-body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-size: 15px;
  background: #eef1f6;
}

body.defter-body {
  margin-bottom: 0;
}

body.defter-body .footer {
  display: none;
}

body.defter-body main {
  padding: 0 !important;
  height: calc(100vh - 52px);
  overflow: hidden;
}

body.defter-body .navbar {
  min-height: 52px;
  padding-top: 0;
  padding-bottom: 0;
}

body.defter-body .navbar-brand {
  font-size: 1.15rem;
  font-weight: 700;
}

.btn:focus, .form-control:focus {
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.25);
}

/* --- Kompakt tek ekran --- */
.defter-shell {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.75rem;
  gap: 0.4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.defter-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.defter-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
}

.defter-badges {
  display: flex;
  gap: 0.35rem;
}

.defter-badge {
  font-size: 0.85rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: #e2e8f0;
  color: #64748b;
  font-weight: 600;
}

.defter-badge.ok {
  background: #dcfce7;
  color: #15803d;
}

.defter-badge.err {
  background: #fee2e2;
  color: #dc2626;
}

.defter-alert {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  font-size: 0.92rem;
}

.defter-alert.ok {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #86efac;
}

.defter-alert.err {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.defter-alert-close {
  border: none;
  background: none;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.6;
  padding: 0 0.25rem;
}

.defter-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto 1fr;
  gap: 0.4rem;
}

.defter-panel {
  background: #fff;
  border: 1px solid #dde3ec;
  border-radius: 8px;
  padding: 0.4rem 0.55rem;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.defter-panel-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #64748b;
  margin-bottom: 0.3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.defter-fields {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.defter-fields.sovos-row {
  align-items: flex-end;
}

.defter-field {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.defter-field.sm {
  flex: 0 0 84px;
}

.defter-field span {
  font-size: 0.78rem;
  color: #94a3b8;
  margin-bottom: 0.1rem;
}

.defter-field input {
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  padding: 0.35rem 0.5rem;
  font-size: 0.95rem;
  width: 100%;
}

.defter-drop {
  position: relative;
  border: 1px dashed #cbd5e1;
  border-radius: 6px;
  padding: 0.35rem 0.5rem;
  text-align: center;
  background: #f8fafc;
  min-height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.defter-drop.has-file {
  border-color: #86efac;
  background: #f0fdf4;
  border-style: solid;
}

.defter-drop.dragover {
  border-color: #2563eb;
  background: #eff6ff;
}

.defter-drop input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.defter-file-label {
  font-size: 0.92rem;
  color: #475569;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  pointer-events: none;
}

.defter-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem;
}

.defter-btn {
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  padding: 0.45rem 0.35rem;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.1s;
}

.defter-btn:hover:not(:disabled) {
  background: #f1f5f9;
}

.defter-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.defter-btn.primary {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

.defter-btn.primary:hover:not(:disabled) {
  background: #1d4ed8;
}

.defter-btn.success {
  background: #16a34a;
  border-color: #16a34a;
  color: #fff;
}

.defter-btn.success:hover:not(:disabled) {
  background: #15803d;
}

.defter-btn.dark {
  background: #334155;
  border-color: #334155;
  color: #fff;
  flex-shrink: 0;
  padding: 0.35rem 0.6rem;
}

.defter-btn.loading {
  opacity: 0.6;
}

.defter-summary-panel {
  grid-column: 1 / 2;
  grid-row: 3;
}

.defter-preview-panel {
  grid-column: 2 / 4;
  grid-row: 3;
  min-width: 0;
  overflow: hidden;
}

.defter-summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
  font-size: 0.88rem;
  overflow: hidden;
}

.defter-summary-grid div {
  display: flex;
  gap: 0.4rem;
}

.defter-summary-grid b {
  color: #64748b;
  min-width: 5.2rem;
  flex-shrink: 0;
}

.defter-summary-grid span {
  color: #1e293b;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.defter-empty {
  color: #94a3b8;
  font-size: 0.88rem;
}

.defter-preview {
  flex: 1;
  min-height: 0;
  min-width: 0;
  margin: 0;
  padding: 0.4rem;
  background: #1e293b;
  color: #cbd5e1;
  border-radius: 5px;
  font-size: 0.82rem;
  line-height: 1.4;
  overflow: auto;
  white-space: pre;
  word-break: normal;
  overflow-wrap: normal;
}

.defter-link {
  border: none;
  background: none;
  color: #2563eb;
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0;
  text-transform: none;
  letter-spacing: 0;
}

@media (max-width: 900px) {
  html, body.defter-body {
    overflow: auto;
    height: auto;
  }

  body.defter-body main {
    height: auto;
    overflow: visible;
  }

  .defter-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .defter-summary-panel,
  .defter-preview-panel {
    grid-column: 1 / -1;
    grid-row: auto;
    min-height: 120px;
  }

  .defter-preview {
    max-height: 160px;
  }
}