/* ============================================================
   PROJEKTBEZOGENE UNTERWEISUNG | Janning Group
   Theme: Verdant (Light & Dark Mode)
   ============================================================ */

:root {
  --primary: #2e7d32;
  --primary-foreground: #ffffff;
  --background: #f8f5f0;
  --foreground: #3e2723;
  --card: #f8f5f0;
  --card-foreground: #3e2723;
  --secondary: #e8f5e9;
  --secondary-foreground: #1b5e20;
  --accent: #c8e6c9;
  --accent-foreground: #1b5e20;
  --muted: #f0e9e0;
  --muted-foreground: #6d4c41;
  --border: #e0d6c9;
  --destructive: #c62828;
  --destructive-foreground: #ffffff;
  --ring: #2e7d32;
  --font-sans: Montserrat, sans-serif;
}

:root.dark {
  --primary: #4caf50;
  --primary-foreground: #0a1f0c;
  --background: #1c2a1f;
  --foreground: #f0ebe5;
  --card: #2d3a2e;
  --card-foreground: #f0ebe5;
  --secondary: #3e4a3d;
  --secondary-foreground: #d7e0d6;
  --accent: #388e3c;
  --accent-foreground: #f0ebe5;
  --muted: #2d3a2e;
  --muted-foreground: #d7cfc4;
  --border: #3e4a3d;
  --destructive: #c62828;
  --destructive-foreground: #f0ebe5;
  --ring: #4caf50;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }

body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  min-height: 100vh;
  line-height: 1.55;
  padding-top: 80px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ---- HEADER ---- */
.site-header {
  background: var(--card);
  border-bottom: 4px solid var(--primary);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: 0 2px 16px rgba(0,0,0,0.1);
  transition: transform 0.3s ease-in-out, background-color 0.3s ease, border-color 0.3s ease;
}

.site-header.header-hidden {
  transform: translateY(-100%);
}

.header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 70px;
}

.header-stripe {
  width: 2px;
  height: 36px;
  background: var(--primary);
  opacity: 0.5;
  flex-shrink: 0;
}

.form-title-block { flex: 1; }

.form-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--foreground);
  text-transform: uppercase;
}

/* ---- ZURÜCK ZUM PORTAL ---- */
.lang-change-bar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 8px 24px;
  display: flex;
  justify-content: flex-start;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.change-language-btn {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted-foreground);
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.15s;
}

.change-language-btn:hover { color: var(--primary); }

/* ---- MAIN ---- */
.form-container {
  max-width: 1040px;
  margin: 36px auto 60px;
  padding: 0 24px;
}

/* ---- VORLAGEN BUTTONS ---- */
.template-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 28px;
  padding: 20px;
  background: var(--card);
  border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.template-label {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
  text-transform: uppercase;
  margin-right: 6px;
}

.template-btn {
  padding: 10px 20px;
  background: var(--background);
  border: 2px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--foreground);
  cursor: pointer;
  transition: all 0.2s;
}

.template-btn:hover {
  background: rgba(46,125,50,0.1);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.template-btn:active { transform: translateY(0); }

/* ---- SECTION ---- */
.form-section {
  background: var(--card);
  border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  margin-bottom: 28px;
  overflow: hidden;
  animation: fadeUp 0.4s ease both;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.form-section:nth-child(1) { animation-delay: 0.05s; }
.form-section:nth-child(2) { animation-delay: 0.1s; }
.form-section:nth-child(3) { animation-delay: 0.15s; }
.form-section:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.section-label {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 24px;
  background: var(--background);
  border-bottom: 2px solid var(--primary);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.section-num {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.65rem;
  color: var(--primary);
  letter-spacing: 0.02em;
  line-height: 1;
  min-width: 36px;
}

.section-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--foreground);
  text-transform: uppercase;
  flex: 1;
}

/* ---- FIELDS GRID ---- */
.fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 24px;
}

.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-group.full-width { grid-column: 1 / -1; }

.field-label {
  font-size: 0.83rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
  text-transform: uppercase;
}

.field-label.required::after {
  content: " *";
  color: var(--primary);
  font-weight: 700;
}

.field-input, .field-textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 9px 13px;
  font-family: var(--font-sans);
  font-size: 0.93rem;
  color: var(--foreground);
  background: var(--background);
  transition: border-color 0.18s, box-shadow 0.18s, background-color 0.3s ease, color 0.3s ease;
  outline: none;
}

.field-input:focus, .field-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(46,125,50,0.15);
}

:root.dark .field-input, :root.dark .field-textarea {
  color-scheme: dark;
}

.field-textarea {
  resize: vertical;
  min-height: 80px;
}

/* ---- MAP FIELD ---- */
.map-field-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.map-field-row .field-input { flex: 1; }

.map-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  background: var(--background);
  color: var(--foreground);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.87rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.18s, border-color 0.18s, color 0.18s;
  flex-shrink: 0;
}

.map-btn:hover {
  background: rgba(46,125,50,0.1);
  border-color: var(--primary);
  color: var(--primary);
}

.map-btn svg { flex-shrink: 0; }

/* ---- CHECKBOX GROUP ---- */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 6px 0;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.93rem;
  user-select: none;
  color: var(--foreground);
}

.check-item input[type="checkbox"] { display: none; }

.check-box {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-radius: 3px;
  flex-shrink: 0;
  background: var(--background);
  transition: background 0.15s, border-color 0.15s;
  position: relative;
}

.check-item input[type="checkbox"]:checked + .check-box {
  background: rgba(46,125,50,0.1);
  border-color: var(--primary);
}

.check-item input[type="checkbox"]:checked + .check-box::after {
  content: "";
  position: absolute;
  left: 4px; top: 1px;
  width: 6px; height: 10px;
  border: 2px solid var(--primary);
  border-top: none; border-left: none;
  transform: rotate(45deg);
}

/* ---- RADIO GROUP ---- */
.radio-group {
  display: flex;
  gap: 16px;
  padding: 4px 0;
}

.radio-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.93rem;
  user-select: none;
  color: var(--foreground);
}

.radio-item input[type="radio"] { display: none; }

.radio-btn {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--background);
  transition: border-color 0.15s, background 0.15s;
  position: relative;
}

.radio-item input[type="radio"]:checked + .radio-btn {
  border-color: var(--primary);
  background: rgba(46,125,50,0.1);
}

.radio-item input[type="radio"]:checked + .radio-btn::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
}

/* ---- CONDITIONAL TEXT FIELDS ---- */
.conditional-text {
  margin-top: 8px;
  padding-left: 28px;
}

/* ---- SUBMIT ---- */
.submit-area {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 8px 0 24px;
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 32px;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.18s, transform 0.12s, box-shadow 0.18s;
  box-shadow: 0 4px 14px rgba(46,125,50,0.3);
}

.submit-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(46,125,50,0.4);
}

.submit-btn:active { transform: translateY(0); }

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ---- FORM MESSAGE ---- */
.form-message {
  padding: 16px 20px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 8px;
  animation: fadeUp 0.3s ease;
}

.form-message.success {
  background: rgba(46,125,50,0.1);
  border: 1.5px solid rgba(46,125,50,0.3);
  color: var(--primary);
}

.form-message.error {
  background: rgba(198,40,40,0.1);
  border: 1.5px solid rgba(198,40,40,0.3);
  color: var(--destructive);
}

/* ---- MAP MODAL ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease;
  padding: 16px;
}

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

.modal-box {
  background: var(--card);
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 740px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--primary);
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.modal-close {
  background: none;
  border: none;
  color: var(--muted-foreground);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.15s;
}

.modal-close:hover { color: var(--primary); }

.map-search-row {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s ease;
}

.map-search-row .field-input { flex: 1; }

.map-search-btn {
  padding: 9px 16px;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.87rem;
  cursor: pointer;
  transition: opacity 0.15s;
  white-space: nowrap;
}

.map-search-btn:hover { opacity: 0.9; }

#leafletMap {
  flex: 1;
  min-height: 360px;
  width: 100%;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  gap: 12px;
  background: var(--card);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.selected-addr {
  font-size: 0.85rem;
  color: var(--muted-foreground);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-addr.has-addr { color: var(--foreground); font-weight: 600; }

/* ---- EMPLOYEE TABLE ---- */
.employee-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: border-color 0.3s ease;
}

.employee-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  background: var(--card);
  transition: background-color 0.3s ease;
}

.employee-table thead {
  background: var(--background);
  color: var(--foreground);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.employee-table th {
  padding: 10px 8px;
  text-align: left;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--primary);
  color: var(--foreground);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.employee-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s ease;
}

.employee-table tbody tr:last-child {
  border-bottom: none;
}

.employee-table tbody tr:nth-child(even) {
  background: rgba(0,0,0,0.02);
}

.employee-table td {
  padding: 8px;
  vertical-align: middle;
}

.employee-table .row-number {
  text-align: center;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-sans);
  font-size: 1rem;
}

.table-input {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--foreground);
  background: var(--background);
  transition: border-color 0.18s, box-shadow 0.18s, background-color 0.3s ease, color 0.3s ease;
  outline: none;
}

.table-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(46,125,50,0.15);
}

:root.dark .table-input { color-scheme: dark; }

.signature-cell { padding: 4px; }

.signature-box {
  width: 100%;
  height: 60px;
  border: 1.5px dashed var(--border);
  border-radius: 4px;
  background: var(--background);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.signature-box::before {
  content: "Unterschrift";
  color: var(--muted-foreground);
  font-size: 0.7rem;
  opacity: 0.5;
  pointer-events: none;
}

.delete-row-btn {
  background: none;
  border: none;
  color: var(--muted-foreground);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.delete-row-btn:hover {
  background: rgba(198,40,40,0.1);
  color: var(--destructive);
}

/* ---- SIGNATURE PAD MODAL ---- */
.sig-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}

.sig-modal-box {
  background: var(--card);
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 32px rgba(0,0,0,0.15);
  width: 100%;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.sig-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--primary);
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.sig-canvas-wrapper {
  position: relative;
  background: #ffffff;
  margin: 16px;
  border-radius: 6px;
  border: 2px dashed var(--muted-foreground);
  cursor: crosshair;
  touch-action: none;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

#sigCanvas {
  display: block;
  width: 100%;
  height: 220px;
  border-radius: 4px;
}

.sig-canvas-hint {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--muted-foreground);
  font-size: 0.9rem;
  pointer-events: none;
  white-space: nowrap;
}

.sig-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  transition: border-color 0.3s ease;
}

.sig-clear-btn {
  padding: 9px 20px;
  background: transparent;
  color: var(--muted-foreground);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.87rem;
  cursor: pointer;
  transition: all 0.15s;
}

.sig-clear-btn:hover {
  background: rgba(198,40,40,0.1);
  border-color: var(--destructive);
  color: var(--destructive);
}

.sig-confirm-btn {
  padding: 9px 24px;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.87rem;
  cursor: pointer;
  transition: opacity 0.15s;
}

.sig-confirm-btn:hover { opacity: 0.9; }

/* Signature box states */
.signature-box {
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.signature-box:not(.is-signed):hover {
  border-color: var(--primary);
  border-style: dashed;
}

/* Unsigned: subtle pulse hint */
.signature-box:not(.is-signed)::before {
  content: "✍ Tippen zum Unterschreiben";
  color: var(--muted-foreground);
  font-size: 0.65rem;
  opacity: 0.6;
  pointer-events: none;
}

/* Signed: white background so dark ink is visible, green border */
.signature-box.is-signed {
  background: #ffffff;
  border-style: solid;
  border-color: var(--primary);
  border-width: 2px;
  padding: 2px;
  position: relative;
}

.signature-box.is-signed::before { display: none; }

/* Checkmark badge on signed boxes */
.signature-box.is-signed::after {
  content: "✓";
  position: absolute;
  top: 2px;
  right: 4px;
  font-size: 0.65rem;
  color: var(--primary);
  font-weight: 700;
  line-height: 1;
}

.signature-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 3px;
  display: block;
}

/* ---- VALIDATION HIGHLIGHT ---- */
.field-input.invalid,
.field-textarea.invalid {
  border-color: var(--destructive);
  background: rgba(198,40,40,0.05);
}

/* ---- LOADING SPINNER ---- */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid rgba(46,125,50,0.3);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---- PRINT ---- */
@media print {
  .delete-row-btn,
  .employee-table-controls,
  .submit-area,
  .template-buttons,
  .form-message,
  .lang-change-bar { display: none !important; }

  body {
    background: white;
    color: black;
    padding-top: 0;
  }

  .site-header { position: static; }

  .form-container { max-width: 100%; margin: 0; padding: 0; }

  .form-section {
    page-break-inside: avoid;
    margin-bottom: 20px;
    box-shadow: none;
    background: white;
    border-color: #ccc;
    transition: none;
  }

  .section-label { background: #f0e9e0; transition: none; }

  .field-input, .field-textarea {
    background: transparent;
    color: black;
    border-color: #ccc;
    color-scheme: light;
  }

  .table-input {
    border: none;
    background: transparent;
    padding: 2px;
    color: black;
    color-scheme: light;
  }

  .employee-table { background: white; page-break-inside: auto; }
  .employee-table thead { background: #1a1a18; }
  .employee-row { page-break-inside: avoid; page-break-after: auto; }

  .signature-box {
    border: 1.5px solid #000;
    background: #fff;
    height: 80px;
  }

  .signature-box::before { display: none; }

  @page { margin: 2cm; }
}

/* ---- THEME TOGGLE ---- */
.theme-toggle {
  background: var(--muted);
  border: 1px solid var(--border);
  color: var(--foreground);
  padding: 0.5rem 0.8rem;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--border);
  border-color: var(--primary);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 680px) {
  .fields-grid { grid-template-columns: 1fr; }
  .field-group.full-width { grid-column: 1; }
  .header-inner { height: auto; padding: 14px 16px; flex-wrap: wrap; gap: 12px; }
  .form-container { padding: 0 12px; margin-top: 20px; }
  .fields-grid { padding: 16px; gap: 14px; }
  .template-buttons { padding: 14px; flex-direction: column; align-items: stretch; }
  .template-label { width: 100%; margin-bottom: 8px; }
  .template-btn { width: 100%; }
}