:root {
  --bg: #eef3f7;
  --bg-deep: #e6edf3;
  --surface: rgba(255, 255, 255, 0.94);
  --surface-soft: #f7fafc;
  --surface-strong: #edf3f7;
  --text: #0f1720;
  --muted: #66758a;
  --line: #d5dde6;
  --line-strong: #b8c5d1;
  --accent: #117865;
  --accent-strong: #0d5f50;
  --accent-soft: rgba(17, 120, 101, 0.1);
  --warn: #b26b18;
  --shadow: 0 18px 42px rgba(15, 23, 32, 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(17, 120, 101, 0.09), transparent 28%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 100%);
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  max-width: 1420px;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 18px;
}

.hero-block {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 34px;
  line-height: 1.04;
}

h2 {
  font-size: 18px;
  line-height: 1.2;
}

.hero-copy,
.section-note,
.summary-label,
.result-stat p,
.result-row p,
.mapping-source small,
.mapping-meta,
.empty-text,
.inline-card em {
  color: var(--muted);
}

.hero-copy {
  margin-top: 10px;
  max-width: 620px;
  line-height: 1.6;
}

.topbar-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  color: var(--muted);
}

.status-chip.ok {
  color: var(--accent);
  border-color: rgba(17, 120, 101, 0.24);
}

.status-chip.warn {
  color: var(--warn);
  border-color: rgba(178, 107, 24, 0.26);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(340px, 0.82fr);
  gap: 16px;
  align-items: start;
}

.main-column,
.side-column {
  display: grid;
  gap: 16px;
}

.module {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 18px;
  backdrop-filter: blur(8px);
}

.sticky {
  position: sticky;
  top: 18px;
}

.module-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.section-note {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
}

.config-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(240px, 0.9fr);
  gap: 12px;
  margin-bottom: 14px;
}

.upload-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field > span {
  font-size: 13px;
  color: var(--muted);
}

.compact-info {
  align-self: end;
}

.inline-card {
  display: grid;
  gap: 4px;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
}

.inline-card strong {
  font-size: 14px;
}

input[type="text"],
input[type="file"],
select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  padding: 0 13px;
}

input[type="file"] {
  padding: 10px 12px;
}

input[type="text"]:focus,
input[type="file"]:focus,
select:focus,
button:focus {
  outline: 2px solid rgba(17, 120, 101, 0.16);
  outline-offset: 2px;
}

.primary-button,
.ghost-button {
  min-height: 48px;
  border-radius: 6px;
  padding: 0 16px;
  cursor: pointer;
  transition: 160ms ease;
}

.full-button {
  width: 100%;
}

.primary-button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
}

.primary-button:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.ghost-button {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
}

.ghost-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.token-board,
.summary-panel,
.result-panel,
.result-list,
.mapping-table {
  display: grid;
  gap: 10px;
}

.token-board {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.token-card,
.summary-row,
.result-stat,
.result-row,
.mapping-row {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
}

.token-card {
  padding: 12px;
}

.token-card-strong {
  background: var(--surface-strong);
}

.token-card strong,
.mapping-source strong,
.result-row strong,
.result-stat .summary-value {
  display: block;
}

.token-card strong,
.mapping-source strong {
  font-size: 14px;
}

.token-card em,
.inline-card em,
.mapping-meta,
.empty-text {
  margin-top: 5px;
  font-size: 12px;
}

.mapping-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) 34px minmax(240px, 1.1fr);
  gap: 10px;
  align-items: center;
  padding: 12px;
  background: #fff;
}

.mapping-arrow {
  display: grid;
  place-items: center;
  font-size: 18px;
  color: var(--accent);
}

.mapping-target {
  display: grid;
  gap: 6px;
}

.summary-panel {
  margin-bottom: 14px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 14px;
}

.summary-row span {
  font-size: 13px;
  color: var(--muted);
}

.summary-row strong {
  font-size: 14px;
  text-align: right;
}

.run-actions {
  display: grid;
  gap: 10px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.result-stat,
.result-row {
  padding: 12px;
}

.summary-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
}

.summary-value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
}

.result-list {
  max-height: 520px;
  overflow: auto;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  padding: 12px 14px;
  border-radius: 6px;
  background: #15202a;
  color: #fff;
  box-shadow: 0 16px 34px rgba(15, 23, 32, 0.22);
}

@media (max-width: 1160px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .sticky {
    position: static;
  }
}

@media (max-width: 860px) {
  .app-shell {
    padding: 14px;
  }

  .topbar,
  .module-head {
    flex-direction: column;
  }

  .topbar-meta {
    justify-content: flex-start;
  }

  .config-grid,
  .upload-row,
  .token-board,
  .result-grid,
  .mapping-row {
    grid-template-columns: 1fr;
  }

  .mapping-arrow {
    justify-self: start;
  }
}