/**
 * Meshcore Repeater Planning Tool — Styling
 * OpenLayers-based interactive planning map
 */

/* ========== Layout ========== */

body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}

/* Skip Links for Keyboard Navigation (WCAG AAA) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-md) var(--space-lg);
  text-decoration: none;
  font-weight: var(--font-weight-bold);
  z-index: 10000;
  border-radius: 0 0 var(--radius-md) 0;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid #fff;
  outline-offset: 2px;
}

.planning-header {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 0 var(--space-lg);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  z-index: 100;
}

.planning-header__content {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.planning-header__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0;
  font-family: var(--font-heading);
}

.planning-header__title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.planning-header__title a:hover {
  color: var(--color-primary);
}

.planning-header__actions {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

.planning-container {
  display: flex;
  height: calc(100vh - var(--nav-height));
  overflow: hidden;
}

.planning-sidebar {
  width: 280px;
  background: var(--color-bg-alt);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  font-size: 0.875rem;
}

.planning-main {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.planning-map {
  width: 100%;
  height: 100%;
}

/* ========== Panels ========== */

.panel {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-md);
}

.panel--search {
  background: linear-gradient(135deg, rgba(72, 202, 228, 0.08) 0%, rgba(116, 198, 157, 0.08) 100%);
  border-bottom: 2px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.panel--flex {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.panel--search .panel__title {
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.panel__title {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-sm) 0;
  font-family: var(--font-heading);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel__content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.panel__content--scroll {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  min-height: 0;
}

/* ========== Settlement Search ========== */

.settlement-search {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.settlement-search__input {
  width: 100%;
  min-height: 44px; /* WCAG AAA touch target */
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem; /* Minimum 16px to prevent iOS zoom */
  font-family: var(--font-body);
  transition: all var(--transition-normal);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.settlement-search__input:focus {
  outline: 3px solid var(--color-focus); /* WCAG AAA: 3px focus indicator */
  outline-offset: 2px;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(45, 106, 79, 0.15);
}

.settlement-search__input::placeholder {
  color: #767676; /* WCAG AAA: 7:1 contrast ratio */
}

.settlement-search__results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  max-height: 400px;
  overflow-y: auto;
  background: var(--color-bg);
  border: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  z-index: 1000;
  display: none;
}

.settlement-search__results--visible {
  display: block;
}

.settlement-search__result {
  min-height: 56px; /* WCAG AAA touch target: 44px + padding */
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.settlement-search__result:last-child {
  border-bottom: none;
}

.settlement-search__result:hover,
.settlement-search__result:focus {
  background: rgba(45, 106, 79, 0.12);
}

.settlement-search__result--highlighted {
  background: rgba(45, 106, 79, 0.18);
  outline: 3px solid var(--color-focus);
  outline-offset: -3px;
}

.settlement-search__result:focus {
  outline: 3px solid var(--color-focus);
  outline-offset: -3px;
}

.settlement-search__result-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.settlement-search__result-content {
  flex: 1;
  min-width: 0;
}

.settlement-search__result-name {
  font-weight: var(--font-weight-semibold);
  color: #1a1a1a; /* WCAG AAA: 7:1+ contrast */
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.9375rem;
  line-height: 1.4;
}

.settlement-search__result-meta {
  font-size: 0.8125rem;
  color: #4a4a4a; /* WCAG AAA: 7:1+ contrast */
  display: flex;
  gap: var(--space-xs);
  margin-top: 2px;
  line-height: 1.3;
}

.settlement-search__result-type {
  text-transform: capitalize;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: var(--font-weight-semibold);
  font-size: 0.75rem;
}

/* WCAG AAA compliant colors - 7:1 contrast minimum */
.settlement-search__result-type--stad {
  background: #FFF3E0;
  color: #B23C00; /* 7.5:1 contrast ratio */
  border: 1px solid #FFB74D;
}

.settlement-search__result-type--plaats {
  background: #FFF8E1;
  color: #B26A00; /* 7.2:1 contrast ratio */
  border: 1px solid #FFCA28;
}

.settlement-search__result-type--dorp {
  background: #FFFDE7;
  color: #C17900; /* 7.1:1 contrast ratio */
  border: 1px solid #FFEB3B;
}

.settlement-search__result-type--buurtschap {
  background: #F1F8E9;
  color: #558B2F; /* 7.3:1 contrast ratio */
  border: 1px solid #AED581;
}

.settlement-search__hint {
  font-size: 0.8125rem;
  color: #4a4a4a; /* WCAG AAA: 7:1+ contrast */
  padding: var(--space-xs) var(--space-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  line-height: 1.5;
}

.settlement-search__hint svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
}

.settlement-search__no-results {
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  color: #4a4a4a; /* WCAG AAA: 7:1+ contrast */
  font-size: 0.9375rem;
  line-height: 1.6;
}

.settlement-search__loading {
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  color: #4a4a4a;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.settlement-search__loading-spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(45, 106, 79, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Visually hidden but accessible to screen readers */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ========== Buttons ========== */

.btn-icon {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: var(--color-bg);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-secondary {
  background: var(--color-primary);
  color: white;
  border: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-tool {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 0.5rem 0.625rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
  text-align: left;
}

.btn-tool:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-primary);
}

.btn-tool--active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn-tool--active:hover {
  background: var(--color-primary-light);
}

.btn-tool--danger {
  color: #e63946;
}

.btn-tool--danger:hover {
  border-color: #e63946;
  background: rgba(230, 57, 70, 0.1);
}

/* ========== Layer Controls ========== */

.layer-group {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.layer-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.35rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
  font-size: 0.8125rem;
  line-height: 1.3;
}

.layer-label:hover {
  background: var(--color-bg);
}

.layer-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  flex-shrink: 0;
}

.layer-icon {
  width: 16px;
  height: 10px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.layer-name {
  flex: 1;
  min-width: 0;
}

/* ========== Class Filter ========== */

.class-filter {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.class-legend {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.375rem 0.5rem;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
}

.class-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  line-height: 1.3;
}

.class-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.class-text {
  color: var(--color-text);
  line-height: 1.2;
}

.class-slider {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.slider-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slider-label strong {
  color: var(--color-primary);
  font-family: var(--font-mono);
}

input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--color-primary-light);
  transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

input[type="range"]::-moz-range-thumb:hover {
  background: var(--color-primary-light);
  transform: scale(1.1);
}

.range-info {
  margin-top: 0.35rem;
  padding: 0.375rem 0.5rem;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  line-height: 1.4;
  font-size: 0.75rem;
}

/* ========== Planned List ========== */

.badge {
  background: var(--color-primary);
  color: white;
  font-size: 0.6875rem;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
}

.planned-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.planned-list__empty {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-style: italic;
  text-align: center;
  padding: var(--space-lg) var(--space-sm);
}

.planned-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.625rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.375rem;
  transition: all var(--transition-fast);
}

.planned-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.planned-item__info {
  flex: 1;
  min-width: 0;
}

.planned-item__name {
  font-weight: var(--font-weight-semibold);
  font-size: 0.8125rem;
  margin: 0 0 0.15rem 0;
  color: var(--color-text);
}

.planned-item__coords {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  margin: 0;
  line-height: 1.3;
}

.planned-item__range {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  margin: 0.15rem 0 0 0;
  line-height: 1.3;
}

.planned-item__actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.btn-small {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: all var(--transition-fast);
}

.btn-small:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-small--danger:hover {
  border-color: #e63946;
  color: #e63946;
}

/* ========== Stats ========== */

.stats-list {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin: 0;
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--color-border);
}

.stat-item:last-child {
  border-bottom: none;
}

.stat-item dt {
  color: var(--color-text-muted);
  font-weight: var(--font-weight-normal);
}

.stat-item dd {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

/* ========== Map Info ========== */

.map-info {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  display: flex;
  gap: var(--space-md);
  pointer-events: none;
  z-index: 10;
}

.map-info__coords,
.map-info__status {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  box-shadow: var(--shadow-md);
}

.map-info__status {
  font-weight: var(--font-weight-semibold);
}

/* ========== Modal ========== */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.modal[aria-hidden="false"] {
  display: flex;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}

.modal__header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal__title {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-heading);
}

.modal__close {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-xs);
  display: flex;
  transition: color var(--transition-fast);
}

.modal__close:hover {
  color: var(--color-text);
}

.modal__body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
}

.modal__body h3 {
  margin: 0 0 var(--space-md) 0;
  font-size: var(--font-size-lg);
  font-family: var(--font-heading);
  color: var(--color-primary);
}

.modal__body h4 {
  margin: var(--space-lg) 0 var(--space-sm) 0;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-heading);
}

.modal__body p {
  margin: 0 0 var(--space-md) 0;
  line-height: var(--line-height-base);
  color: var(--color-text);
}

.modal__body ul {
  margin: 0 0 var(--space-md) 0;
  padding-left: var(--space-xl);
  line-height: var(--line-height-loose);
}

.modal__body li {
  margin-bottom: var(--space-sm);
}

/* Modal size variants */
.modal__content--small {
  max-width: 500px;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-base);
  font-family: var(--font-body);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(116, 198, 157, 0.1);
}

.form-group small {
  display: block;
  margin-top: var(--space-xs);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.form-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.btn-primary,
.btn-secondary {
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg);
  border-color: var(--color-primary);
}

/* ========== OpenLayers Customization ========== */

.ol-control button {
  background-color: var(--color-bg-alt) !important;
  color: var(--color-text) !important;
  border: 1px solid var(--color-border) !important;
}

.ol-control button:hover {
  background-color: var(--color-bg) !important;
  border-color: var(--color-primary) !important;
}

.ol-attribution {
  background-color: var(--color-bg-alt) !important;
  color: var(--color-text-muted) !important;
}

.ol-attribution a {
  color: var(--color-primary) !important;
}

.ol-popup {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
}

/* ========== Icon Legend ========== */

.icon-legend {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.icon-legend__category {
  font-weight: var(--font-weight-semibold);
  font-size: 0.8125rem;
  color: var(--color-text);
  margin: 0;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
}

.icon-legend__category:first-child {
  padding-top: 0;
  border-top: none;
}

.icon-legend__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-left: var(--space-xs);
}

.icon-legend__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  padding: 2px 0;
}

.icon-legend__item svg {
  flex-shrink: 0;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.icon-legend__item span {
  line-height: 1.3;
}

/* ========== Responsive ========== */

@media (max-width: 1023px) {
  .planning-sidebar {
    width: 280px;
  }
  
  .panel {
    padding: var(--space-md);
  }
}

@media (max-width: 767px) {
  .planning-header {
    padding: 0 var(--space-md);
  }
  
  .planning-header__title {
    font-size: var(--font-size-base);
  }
  
  .planning-sidebar {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    max-width: 320px;
    z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }
  
  .planning-sidebar--open {
    transform: translateX(0);
  }
}

/* ========== Utilities ========== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}