:root {
  --bg-ink: #102b42;
  --bg-paper: #edf4fb;
  --panel: rgba(250, 255, 255, 0.9);
  --panel-strong: rgba(245, 250, 255, 0.96);
  --line: #bdd2e6;
  --line-strong: #7aa2c6;
  --title: #0c304a;
  --text: #1b4561;
  --soft: #5a7a94;
  --accent: #1178c8;
  --accent-strong: #0a5d99;
  --warn: #b6483b;
  --shadow: 0 24px 48px rgba(17, 68, 108, 0.14);
  --shadow-soft: 0 12px 24px rgba(18, 64, 98, 0.08);
  --ui-font: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --display-font: "Marcellus", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--ui-font);
  line-height: 1.55;
  color: var(--text);
  background:
    radial-gradient(92rem 56rem at 98% -16%, rgba(17, 120, 200, 0.22), transparent 66%),
    radial-gradient(74rem 48rem at -12% 116%, rgba(119, 168, 210, 0.18), transparent 74%),
    linear-gradient(180deg, #f9fcff 0%, #edf4fb 48%, #e5eef8 100%);
}

button,
select,
input {
  font: inherit;
}

button,
a {
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background-color 0.18s ease,
    color 0.18s ease,
    box-shadow 0.18s ease;
}

.page {
  width: min(1440px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 34px 0 44px;
}

.hero,
.controls,
.chart-zone {
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero {
  position: relative;
  overflow: hidden;
  border-radius: 34px;
  padding: 34px 36px 30px;
  background:
    radial-gradient(140% 110% at 100% 0%, rgba(17, 120, 200, 0.18), transparent 48%),
    linear-gradient(140deg, rgba(252, 255, 255, 0.96), rgba(240, 247, 255, 0.96));
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 36px 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(17, 120, 200, 0.5), rgba(17, 120, 200, 0));
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--soft);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1,
.chart-head h2,
.controls h2 {
  margin: 0;
  color: var(--title);
}

.hero h1,
.chart-head h2 {
  font-family: var(--display-font);
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(38px, 5vw, 66px);
}

.subtitle {
  max-width: 920px;
  margin: 16px 0 0;
  color: #35566f;
  font-size: 16px;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 24px;
}

.hero-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid rgba(17, 120, 200, 0.35);
  border-radius: 999px;
  background: linear-gradient(180deg, #f8fdff, #eef7ff);
  color: var(--accent-strong);
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}

.hero-link-btn.secondary {
  border-color: rgba(113, 144, 171, 0.36);
  color: #35566f;
}

.hero-link-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(17, 120, 200, 0.68);
}

.hero-meta {
  color: var(--soft);
  font-size: 13px;
}

.workspace {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 22px;
  margin-top: 22px;
}

.controls,
.chart-zone {
  border-radius: 30px;
}

.controls {
  position: sticky;
  top: 18px;
  align-self: start;
  padding: 28px 24px 24px;
}

.controls h2 {
  margin-bottom: 18px;
  font-size: 28px;
}

.control-block {
  padding: 18px;
  border: 1px solid rgba(122, 162, 198, 0.32);
  border-radius: 24px;
  background:
    radial-gradient(120% 125% at 100% -20%, rgba(17, 120, 200, 0.08), transparent 58%),
    linear-gradient(180deg, rgba(251, 254, 255, 0.95), rgba(244, 249, 255, 0.95));
  box-shadow: var(--shadow-soft);
}

.control-block + .control-block {
  margin-top: 14px;
}

.control-block h3 {
  margin: 0 0 12px;
  color: var(--title);
  font-size: 16px;
}

.block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 62px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(17, 120, 200, 0.12);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
}

.status-pill.is-muted {
  background: rgba(90, 122, 148, 0.12);
  color: var(--soft);
}

.asset-search,
select {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(122, 162, 198, 0.55);
  border-radius: 16px;
  background: #fbfeff;
  color: var(--title);
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.asset-search:focus,
select:focus {
  border-color: rgba(17, 120, 200, 0.72);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.76),
    0 0 0 3px rgba(17, 120, 200, 0.13);
}

.company-list {
  display: grid;
  gap: 10px;
  max-height: 360px;
  margin-top: 12px;
  overflow-y: auto;
  padding: 8px 4px 2px 0;
}

.company-list::-webkit-scrollbar {
  width: 8px;
}

.company-list::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(108, 146, 178, 0.46);
}

.company-card {
  display: grid;
  gap: 4px;
  width: 100%;
  padding: 14px 14px 12px;
  border: 1px solid rgba(122, 162, 198, 0.36);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.8);
  text-align: left;
  cursor: pointer;
}

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

.company-card:hover,
.company-card.is-active {
  border-color: rgba(17, 120, 200, 0.72);
  box-shadow: 0 12px 22px rgba(17, 68, 108, 0.08);
}

.company-card.is-active {
  background:
    radial-gradient(120% 125% at 100% -25%, rgba(17, 120, 200, 0.15), transparent 56%),
    linear-gradient(180deg, rgba(248, 253, 255, 1), rgba(239, 247, 255, 1));
}

.company-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--soft);
  font-size: 12px;
}

.company-title {
  color: var(--title);
  font-size: 15px;
  font-weight: 800;
}

.company-subtitle {
  color: var(--soft);
  font-size: 12px;
}

.company-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.mini-badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(17, 120, 200, 0.1);
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 700;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.analysis-btn,
.primary-btn {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid rgba(122, 162, 198, 0.54);
  background: linear-gradient(180deg, #fbfeff, #edf7ff);
  color: var(--title);
  cursor: pointer;
}

.analysis-btn:hover,
.primary-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(17, 120, 200, 0.72);
}

.analysis-btn {
  flex: 1 1 140px;
}

.primary-btn {
  width: 100%;
  border-color: rgba(17, 120, 200, 0.72);
  background: linear-gradient(160deg, #1f8ce0, #0a649f);
  color: #fff;
  font-weight: 700;
}

.analysis-hint,
.status,
.coverage-note,
.footnote {
  margin: 10px 0 0;
  color: var(--soft);
  font-size: 12px;
}

.toggle-line,
.file-field,
.token-field {
  display: grid;
  gap: 8px;
}

.toggle-line {
  grid-template-columns: auto 1fr;
  align-items: center;
  margin-bottom: 12px;
  color: var(--title);
  font-size: 13px;
  font-weight: 600;
}

.toggle-line input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--accent);
}

.file-field,
.token-field {
  margin-top: 12px;
}

.file-field span,
.token-field span,
.slider-row span {
  color: var(--title);
  font-size: 12px;
  font-weight: 700;
}

.file-field input[type="file"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid rgba(122, 162, 198, 0.45);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--soft);
}

.slider-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}

.slider-row strong {
  color: var(--accent-strong);
  font-size: 12px;
}

.range-input {
  width: 100%;
  margin-top: 8px;
  accent-color: var(--accent);
}

.token-editor {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  padding: 12px 13px;
  border: 1px solid rgba(122, 162, 198, 0.45);
  border-radius: 16px;
  background: rgba(251, 254, 255, 0.94);
  color: #1d3346;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
}

.token-editor:focus {
  outline: none;
  border-color: rgba(17, 120, 200, 0.72);
  box-shadow: 0 0 0 3px rgba(17, 120, 200, 0.13);
}

.coverage-list {
  display: grid;
  gap: 10px;
}

.coverage-row {
  display: grid;
  gap: 4px;
  padding: 12px 13px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(122, 162, 198, 0.24);
}

.coverage-row strong {
  color: var(--title);
  font-size: 13px;
}

.chart-zone {
  padding: 28px;
}

.chart-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

.chart-head-actions {
  display: grid;
  justify-items: end;
  gap: 12px;
}

.chart-head h2 {
  font-size: 38px;
}

.chart-head p {
  margin: 8px 0 0;
  color: var(--soft);
}

.chart-head-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: end;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(17, 120, 200, 0.12);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
}

.chart-tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 10px;
}

.chart-edit-group {
  display: grid;
  gap: 8px;
}

.chart-edit-group[hidden] {
  display: none !important;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid rgba(122, 162, 198, 0.4);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--title);
  box-shadow: var(--shadow-soft);
}

.language-switch span {
  color: var(--soft);
  font-size: 12px;
  font-weight: 700;
}

.language-switch select {
  min-width: 110px;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 12px;
}

.chart-download-btn {
  flex: 0 0 auto;
  min-width: 156px;
}

.chart-mode-btn {
  flex: 0 0 auto;
  min-width: 152px;
  font-weight: 700;
}

.chart-mode-btn.is-bars {
  border-color: rgba(17, 120, 200, 0.78);
  background: linear-gradient(160deg, #1f8ce0, #0a649f);
  color: #ffffff;
}

.chart-edit-btn {
  flex: 0 0 auto;
  min-width: 136px;
  font-weight: 700;
}

.chart-edit-btn.is-active {
  border-color: rgba(19, 127, 91, 0.82);
  background: linear-gradient(160deg, #23b06f, #0c8a52);
  color: #ffffff;
}

.chart-reset-btn {
  flex: 0 0 auto;
  min-width: 136px;
  font-weight: 700;
}

.chart-reset-btn:disabled {
  opacity: 0.46;
  cursor: not-allowed;
  transform: none;
}

.preview-toolbar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.toolbar-item {
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(122, 162, 198, 0.24);
}

.toolbar-item span {
  color: var(--soft);
  font-size: 12px;
}

.toolbar-item strong {
  color: var(--title);
  font-size: 15px;
}

.preview-stage {
  margin-top: 16px;
}

.preview-canvas {
  position: relative;
  overflow: hidden;
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: 0;
}

.chart-output {
  display: flex;
  align-items: stretch;
  aspect-ratio: 16 / 9;
  min-height: 0;
  border-radius: 0;
  overflow: hidden;
  background: #f6f5f2;
  box-shadow: none;
}

.chart-output svg {
  display: block;
  width: 100%;
  height: 100%;
}

.chart-output.is-editing {
  outline: 2px dashed rgba(17, 120, 200, 0.38);
  outline-offset: -10px;
}

.chart-output.is-editing svg {
  cursor: grab;
}

.chart-output.is-editing svg.is-dragging {
  cursor: grabbing;
}

.chart-output [data-edit-hit="true"] {
  pointer-events: none;
}

.chart-output.is-editing [data-edit-hit="true"] {
  pointer-events: all;
  cursor: grab;
}

.reference-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: none;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.reference-overlay.is-visible {
  display: block;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.detail-card {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(122, 162, 198, 0.24);
  background:
    radial-gradient(120% 130% at 100% -20%, rgba(17, 120, 200, 0.08), transparent 56%),
    rgba(255, 255, 255, 0.8);
}

.detail-card span {
  color: var(--soft);
  font-size: 12px;
}

.detail-card strong {
  display: block;
  margin-top: 8px;
  color: var(--title);
  font-size: 24px;
}

.detail-card p {
  margin: 10px 0 0;
  color: var(--soft);
  font-size: 12px;
}

.footnote {
  margin-top: 14px;
}

@media (max-width: 1280px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .controls {
    position: static;
  }
}

@media (max-width: 900px) {
  .page {
    width: min(100vw - 24px, 100%);
    padding-top: 18px;
  }

  .hero,
  .controls,
  .chart-zone {
    border-radius: 24px;
  }

  .hero {
    padding: 26px 22px 24px;
  }

  .controls,
  .chart-zone {
    padding: 22px 18px;
  }

  .preview-toolbar,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .chart-head,
  .chart-head-actions,
  .chart-head-badges,
  .chart-tools {
    justify-items: stretch;
    justify-content: stretch;
  }

  .language-switch {
    justify-content: space-between;
  }

  .chart-output {
    aspect-ratio: 16 / 9;
  }
}