:root {
  --bg: #eef3f8;
  --panel: rgba(255, 255, 255, .92);
  --panel-strong: #ffffff;
  --line: #d7e0ea;
  --line-strong: #bcc9d7;
  --text: #0f172a;
  --muted: #5b6b82;
  --muted-2: #7d8ca2;
  --accent: #165dff;
  --accent-2: #0ea5e9;
  --accent-soft: #eaf1ff;
  --shadow: 0 12px 36px rgba(15, 23, 42, .12);
  --shadow-soft: 0 8px 18px rgba(15, 23, 42, .08);
  --radius: 18px;
  --radius-sm: 12px;
  --font: 'Inter', sans-serif;
  --font-head: 'Space Grotesk', sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(22, 93, 255, .12), transparent 32%),
    radial-gradient(circle at right center, rgba(14, 165, 233, .10), transparent 28%),
    linear-gradient(180deg, #f6f9fc 0%, var(--bg) 100%);
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

#app {
  height: 100%;
  display: grid;
  grid-template-rows: 64px 1fr;
}

#header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 18px;
  background: rgba(255, 255, 255, .8);
  border-bottom: 1px solid rgba(215, 224, 234, .9);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .7) inset;
  position: relative;
  z-index: 4000;
  overflow: visible;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  white-space: nowrap;
}

.brand-title {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: -.04em;
  font-size: 15px;
}

.brand-sub {
  font-size: 11px;
  color: var(--muted);
}

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.header-search {
  position: relative;
  width: min(500px, 100%);
  flex: 1 1 360px;
  max-width: 500px;
  z-index: 4001;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .96);
  border-radius: 999px;
  padding: 9px 14px;
  box-shadow: var(--shadow-soft);
}

.search-icon {
  flex: 0 0 auto;
  color: var(--muted-2);
  font-size: 14px;
  line-height: 1;
}

#search-input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 12px;
}

#search-input::placeholder {
  color: var(--muted-2);
}

.search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 5000;
  display: none;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 18px 40px rgba(15, 23, 42, .16);
  backdrop-filter: blur(12px);
  max-height: 320px;
  overflow-y: auto;
  overflow-x: hidden;
}

.search-results.show {
  display: grid;
  gap: 10px;
}

.search-results-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 2px 4px 0;
}

.search-results-hint {
  padding: 0 4px;
  font-size: 11px;
  color: var(--muted);
}

.search-results-title {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.search-results-count {
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.search-results-list {
  display: grid;
  gap: 6px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: 1px solid transparent;
  background: #f8fbff;
  border-radius: 14px;
  padding: 10px 12px;
  text-align: left;
  transition: all .14s ease;
}

.search-result-item:hover,
.search-result-item.active {
  border-color: #cfe0ff;
  background: #eef5ff;
  transform: translateY(-1px);
}

.search-result-icon {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--line);
  flex: 0 0 auto;
}

.search-result-info {
  flex: 1;
  min-width: 0;
}

.search-result-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-sub {
  margin-top: 2px;
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-type {
  flex: 0 0 auto;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid #cfe0ff;
  border-radius: 999px;
  padding: 4px 8px;
}

.search-empty {
  padding: 14px 12px;
  border: 1px dashed #cbd6e3;
  border-radius: 14px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  background: #fbfcfe;
}

.search-empty strong {
  color: var(--text);
}

.nav-tab {
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 12px;
  font-weight: 600;
  transition: all .16s ease;
}

.nav-tab:hover {
  background: #f3f7fb;
  color: var(--text);
}

.nav-tab.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: #cfe0ff;
  box-shadow: 0 0 0 1px rgba(22, 93, 255, .04) inset;
}

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.coord-display,
.status-pill {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .86);
  box-shadow: var(--shadow-soft);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}

.coord-display {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.status-pill strong {
  color: var(--text);
}

#main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 362px;
  min-height: 0;
  position: relative;
  z-index: 1;
}

#map-wrap {
  position: relative;
  min-width: 0;
}

#map {
  height: 100%;
  width: 100%;
}

#instruction-banner {
  position: absolute;
  left: 18px;
  top: 18px;
  z-index: 500;
  background: rgba(15, 23, 42, .92);
  color: #fff;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 12px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: all .18s ease;
}

#instruction-banner.show {
  opacity: 1;
  transform: translateY(0);
}

#panel {
  min-width: 0;
  background: var(--panel);
  border-left: 1px solid rgba(215, 224, 234, .95);
  box-shadow: -1px 0 0 rgba(255, 255, 255, .75) inset;
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 0;
}

#panel-head {
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(255, 255, 255, .82));
}

#panel-head h2 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  letter-spacing: -.04em;
  font-size: 17px;
}

.panel-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
}

#panel-body {
  min-height: 0;
  overflow: auto;
  padding: 14px;
  background: linear-gradient(180deg, rgba(247, 250, 253, .8), rgba(242, 246, 250, .88));
}

#panel-body::-webkit-scrollbar {
  width: 10px;
}

#panel-body::-webkit-scrollbar-thumb {
  background: #c7d3e0;
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.layer-section {
  margin-bottom: 16px;
}

.layer-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin: 0 0 8px;
}

.layer-item,
.data-item {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}

.layer-item {
  padding: 9px 11px;
  margin-bottom: 6px;
  transition: all .16s ease;
}

.layer-item:hover,
.data-item:hover {
  border-color: #bcd0ff;
  box-shadow: 0 10px 20px rgba(22, 93, 255, .08);
}

.layer-item.checked {
  background: linear-gradient(180deg, #f8fbff, #eef5ff);
  border-color: #cfe0ff;
}

.layer-item.checked .layer-check {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.layer-check {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1.5px solid #b8c5d4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  font-size: 11px;
  color: transparent;
  background: #fff;
}

.layer-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  flex: 0 0 auto;
}

.layer-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  flex: 1;
  min-width: 0;
}

.layer-count {
  font-size: 10px;
  font-weight: 700;
  color: var(--muted);
  background: #f4f7fb;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
}

.btn-add {
  width: 100%;
  text-align: left;
  border: 1.5px dashed #aebfda;
  background: rgba(255, 255, 255, .92);
  color: var(--muted);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  margin-top: 6px;
  transition: all .16s ease;
}

.btn-add:hover,
.btn-add.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.data-list {
  display: grid;
  gap: 8px;
}

.data-item {
  padding: 10px 11px;
  transition: all .16s ease;
}

.item-icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f3f7fb;
  flex: 0 0 auto;
}

.item-info {
  flex: 1;
  min-width: 0;
}

.item-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-sub {
  font-size: 10px;
  color: var(--muted);
  margin-top: 2px;
}

.item-badge {
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-radius: 999px;
  padding: 4px 8px;
  border: 1px solid transparent;
  flex: 0 0 auto;
}

.badge-green {
  background: #e6f8ec;
  color: #15803d;
  border-color: #b9ebc9;
}

.badge-red {
  background: #feecec;
  color: #dc2626;
  border-color: #fecaca;
}

.badge-blue {
  background: #eaf1ff;
  color: #165dff;
  border-color: #cfe0ff;
}

.badge-amber {
  background: #fff4df;
  color: #d97706;
  border-color: #f9deb0;
}

.badge-purple {
  background: #f1eaff;
  color: #7c3aed;
  border-color: #ddd2ff;
}

.loading {
  padding: 14px;
  border: 1px dashed #cbd6e3;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .7);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid rgba(22, 93, 255, .18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin-right: 8px;
  vertical-align: -2px;
}

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

#modal-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, .42);
  z-index: 2000;
  padding: 18px;
}

#modal-overlay.open {
  display: flex;
}

#modal {
  width: min(720px, 100%);
  max-height: min(90vh, 860px);
  background: var(--panel-strong);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, .28);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.modal-head {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #fbfdff);
}

.modal-head h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  letter-spacing: -.03em;
}

#modal-body {
  padding: 18px 20px;
  overflow: auto;
  background: #fbfcfe;
}

#modal-footer {
  padding: 14px 20px 18px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.form-group {
  margin-bottom: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
}

.form-input,
.form-select {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: #fff;
  border-radius: 12px;
  padding: 11px 12px;
  outline: none;
  transition: all .14s ease;
}

.form-input:focus,
.form-select:focus {
  border-color: #8eb3ff;
  box-shadow: 0 0 0 4px rgba(22, 93, 255, .10);
}

.form-coord,
.form-calc {
  margin-bottom: 14px;
  padding: 11px 12px;
  background: #eef5ff;
  color: #1140b8;
  border: 1px solid #d7e5ff;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.popup-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.popup-drag-hint,
.proximity-info {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 12px;
}

.popup-drag-hint {
  background: #f3f7fb;
  color: var(--muted);
}

.proximity-info.dalam {
  background: #e6f8ec;
  color: #15803d;
}

.proximity-info.luar {
  background: #feecec;
  color: #dc2626;
}

.btn {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 700;
  font-size: 12px;
  transition: all .16s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 22px rgba(22, 93, 255, .18);
}

.btn-primary:hover {
  background: #0d4ae0;
}

.btn-ghost {
  background: #fff;
  border-color: var(--line);
  color: var(--text);
}

.btn-danger {
  background: #ef4444;
  color: #fff;
}

.btn-sm {
  padding: 7px 10px;
  border-radius: 10px;
}

#toast-container {
  position: fixed;
  right: 18px;
  bottom: 18px;
  display: grid;
  gap: 10px;
  z-index: 3000;
}

.toast {
  min-width: 240px;
  max-width: 360px;
  border-radius: 14px;
  padding: 12px 14px;
  color: #fff;
  box-shadow: var(--shadow);
  animation: toast-in .2s ease;
}

.toast.info {
  background: #0f172a;
}

.toast.success {
  background: #16a34a;
}

.toast.error {
  background: #dc2626;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1100px) {
  #main {
    grid-template-columns: 1fr;
  }

  #panel {
    grid-template-rows: auto 360px;
    border-left: none;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 720px) {
  #header {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 14px;
    gap: 10px;
  }

  .header-search {
    order: 3;
    width: 100%;
    max-width: none;
    flex-basis: 100%;
  }

  .header-right {
    margin-left: 0;
    width: 100%;
    justify-content: space-between;
  }

  .nav-tabs {
    width: 100%;
    overflow: auto;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  #panel {
    grid-template-rows: auto minmax(320px, 48vh);
  }

  #modal {
    width: 100%;
    border-radius: 20px;
  }
}