/* ============================================================
   dataviz.jp-style static tool shell
   ============================================================ */

:root {
  --dvz-bg: #f5f6f8;
  --dvz-canvas: #ffffff;
  --dvz-text: #111827;
  --dvz-muted: #6b7280;
  --dvz-soft: #eef1f4;
  --dvz-border: #d9dee7;
  --dvz-border-soft: #edf0f4;
  --dvz-accent: #2563eb;
  --dvz-accent-dark: #1d4ed8;
  --dvz-radius: 8px;
  --dvz-sidebar-width: 390px;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  background: var(--dvz-bg);
  color: var(--dvz-text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

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

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.hidden {
  display: none !important;
}

dataviz-tool-header {
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  min-height: 56px;
  background: rgb(40, 40, 40);
  box-sizing: border-box;
  z-index: 9999;
}

dataviz-tool-header[hidden],
body[data-dvz-tool-header="hidden"] dataviz-tool-header {
  display: none !important;
}

.dvz-app {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: auto;
  min-height: 0;
  overflow: hidden;
  background: var(--dvz-canvas);
}

#main-area {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  background: var(--dvz-canvas);
}

.dvz-topbar {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 74px;
  padding: 14px 22px 12px;
  border-bottom: 1px solid var(--dvz-border);
  background: var(--dvz-canvas);
}

.dvz-topbar__kicker {
  margin: 0 0 4px;
  color: var(--dvz-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dvz-topbar__title {
  margin: 0;
  font-size: 1.22rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.dvz-status-chip {
  max-width: min(42vw, 360px);
  overflow: hidden;
  border: 1px solid var(--dvz-border);
  border-radius: 999px;
  background: #fff;
  color: #374151;
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1;
  padding: 8px 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dvz-topbar {
  display: none;
}

#dvz-chart {
  display: grid;
  flex: 1 1 auto;
  min-height: 0;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  gap: 10px;
  padding: 16px 18px 12px;
  overflow: hidden;
  background: #fff;
}

#chart-switcher {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 30px;
}

#chart-type-name {
  color: #111827;
  font-size: 0.86rem;
  font-weight: 760;
}

#chart-title {
  min-height: 1.4rem;
  margin: 0;
  color: #111827;
  font-size: 1.08rem;
  font-weight: 750;
  letter-spacing: 0;
}

#chart-title:empty {
  display: none;
}

#chart-area {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

#chart-container {
  position: relative;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--dvz-border);
  border-radius: var(--dvz-radius);
  background: #ffffff;
}

#chart-container svg {
  display: block;
  width: 100%;
  height: 100%;
}

.empty-state {
  display: flex;
  width: 100%;
  height: 100%;
  min-height: 320px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 14px;
  color: #8b95a5;
  font-size: 0.92rem;
  text-align: center;
}

.empty-state__mark {
  width: 54px;
  height: 54px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, transparent 42%, #9ca3af 42% 56%, transparent 56%),
    linear-gradient(0deg, transparent 42%, #9ca3af 42% 56%, transparent 56%),
    #eef1f4;
  opacity: 0.72;
}

#dvz-controls {
  display: flex;
  flex-wrap: nowrap;
  flex: 0 0 auto;
  min-height: 44px;
  max-height: 56px;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  border-radius: 10px;
  background: #e5e7eb;
  padding: 10px 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

#dvz-controls > * {
  flex: 0 0 auto;
  min-width: 0;
}

#dvz-controls:empty {
  display: none;
}

.dvz-controls-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.dvz-control {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.dvz-control-label {
  color: #4b5563;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.dvz-control-select {
  width: 180px;
  min-width: 180px;
  max-width: 180px;
  height: 30px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #fff;
  padding: 0 10px;
  color: #374151;
  font-size: 12px;
}

.dvz-control-select:disabled {
  opacity: 0.5;
}

.control-pill {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 6px;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 999px;
  background: #fff;
  padding: 7px 10px;
  color: #374151;
  font-size: 0.78rem;
  line-height: 1;
  white-space: nowrap;
}

.control-pill strong {
  color: #111827;
  font-weight: 760;
}

#chart-source {
  min-height: 1rem;
  color: #8a94a3;
  font-size: 0.75rem;
  line-height: 1.35;
}

#chart-source:empty {
  display: none;
}

#chart-source a {
  color: #4b5563;
  text-decoration: underline;
  text-underline-offset: 2px;
}

#dvz-site-links {
  flex: 0 0 auto;
  border-top: 1px solid var(--dvz-border-soft);
  color: #9ca3af;
  font-size: 0.72rem;
  padding: 8px 12px;
  text-align: center;
}

#dvz-site-links a {
  text-decoration: none;
}

#dvz-site-links a:hover {
  color: #4b5563;
}

#dvz-sidebar {
  display: flex;
  flex: 0 0 var(--dvz-sidebar-width);
  width: var(--dvz-sidebar-width);
  min-height: 0;
  flex-direction: column;
  border-left: 1px solid var(--dvz-border);
  background: #fff;
}

.sidebar-tabs {
  display: grid;
  flex: 0 0 auto;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-bottom: 1px solid var(--dvz-border);
}

.sidebar-tab-select-wrap {
  display: none;
  border-bottom: 1px solid var(--dvz-border);
  padding: 12px 14px;
}

.sidebar-tab-select-wrap select {
  margin: 0;
}

.sidebar-tab {
  min-width: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: #6b7280;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 13px 6px 11px;
  transition:
    border-color 0.15s ease,
    color 0.15s ease,
    background 0.15s ease;
}

.sidebar-tab:hover {
  background: #f9fafb;
  color: #374151;
}

.sidebar-tab.is-active {
  border-bottom-color: var(--dvz-accent);
  color: var(--dvz-accent);
}

.sidebar-panels {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.sidebar-panel {
  height: 100%;
  overflow-y: auto;
  padding-bottom: 18px;
}

.panel-section {
  border-bottom: 1px solid var(--dvz-border-soft);
  padding: 16px 18px;
}

.panel-section:last-child {
  border-bottom: 0;
}

.panel-heading {
  margin: 0 0 12px;
  color: #4b5563;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-label {
  display: block;
  margin: 0 0 7px;
  color: #4b5563;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-label--spaced {
  margin-top: 12px;
}

input[type="text"],
input[type="url"],
input[type="number"],
select,
textarea {
  width: 100%;
  border: 1px solid #cfd6df;
  border-radius: 7px;
  background: #fff;
  color: #111827;
  padding: 9px 10px;
  outline: 0;
}

input[type="number"] {
  max-width: 130px;
}

textarea {
  min-height: 104px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.8rem;
  line-height: 1.5;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--dvz-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.dvz-btn {
  display: inline-flex;
  width: 100%;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid #cfd6df;
  border-radius: 7px;
  background: #fff;
  color: #1f2937;
  font-size: 0.86rem;
  font-weight: 720;
  margin-top: 10px;
  padding: 8px 12px;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.dvz-btn:first-child {
  margin-top: 0;
}

.dvz-btn:hover {
  background: #f8fafc;
  border-color: #aeb8c5;
}

.dvz-btn-primary {
  border-color: #111827;
  background: #111827;
  color: #fff;
}

.dvz-btn-primary:hover {
  border-color: #374151;
  background: #374151;
}

.dropzone {
  position: relative;
  display: flex;
  min-height: 116px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border: 1.5px dashed #b7c0cc;
  border-radius: var(--dvz-radius);
  background: #f8fafc;
  color: #667085;
  overflow: hidden;
  text-align: center;
}

.dropzone strong {
  color: #111827;
  font-size: 0.96rem;
}

.dropzone span {
  font-size: 0.78rem;
}

.dropzone input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.dropzone.is-dragover {
  border-color: var(--dvz-accent);
  background: #eff6ff;
}

.summary-list {
  display: grid;
  gap: 7px;
  color: #4b5563;
  font-size: 0.82rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.summary-row span:first-child {
  color: #7a8492;
}

.data-preview {
  max-height: 210px;
  margin-top: 12px;
  overflow: auto;
  border: 1px solid var(--dvz-border-soft);
  border-radius: 7px;
}

.data-preview table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 0.72rem;
}

.data-preview th,
.data-preview td {
  max-width: 180px;
  overflow: hidden;
  border-bottom: 1px solid var(--dvz-border-soft);
  padding: 6px 8px;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.data-preview th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fafc;
  color: #4b5563;
  font-weight: 760;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 8px 0;
  color: #374151;
  font-size: 0.86rem;
  font-weight: 620;
}

.check-row input {
  width: 16px;
  height: 16px;
  accent-color: var(--dvz-accent);
}

.dvz-tooltip {
  position: fixed;
  z-index: 50;
  display: none;
  max-width: 300px;
  pointer-events: none;
  border-radius: 7px;
  background: rgba(17, 24, 39, 0.94);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.22);
  color: #fff;
  font-size: 0.78rem;
  line-height: 1.48;
  padding: 9px 11px;
}

.dvz-tooltip strong {
  font-size: 0.82rem;
}

.dvz-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  display: none;
  max-width: 360px;
  border-radius: 8px;
  background: #111827;
  color: #fff;
  font-size: 0.84rem;
  line-height: 1.45;
  padding: 10px 12px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.22);
}

@media (max-width: 980px) {
  .dvz-app {
    flex-direction: column;
    overflow: hidden;
  }

  #main-area {
    min-height: 70vh;
  }

  #dvz-sidebar {
    flex: 0 0 auto;
    width: 100%;
    min-height: 420px;
    max-height: 46vh;
    border-left: 0;
    border-top: 1px solid var(--dvz-border);
  }

  .sidebar-tab-select-wrap {
    display: block;
  }

  .sidebar-tabs {
    display: none;
  }

  #dvz-chart {
    min-height: 640px;
    padding-inline: 12px;
  }
}