:root {
  --bg: #f7f0e5;
  --surface: rgba(255, 250, 243, 0.86);
  --surface-strong: rgba(255, 247, 238, 0.98);
  --line: rgba(84, 54, 32, 0.14);
  --line-strong: rgba(84, 54, 32, 0.24);
  --ink: #2b1b11;
  --muted: #6f5a4b;
  --accent: #9f5326;
  --accent-strong: #7f3e17;
  --accent-soft: rgba(159, 83, 38, 0.12);
  --success: #23553f;
  --error: #8f2e2b;
  --warning: #8f6300;
  --shadow: 0 20px 60px rgba(73, 41, 20, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Outfit", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(222, 170, 124, 0.3), transparent 26%),
    radial-gradient(circle at top right, rgba(193, 124, 79, 0.18), transparent 28%),
    linear-gradient(180deg, #fbf4ec 0%, #f4ebde 45%, #efe2d2 100%);
}

button,
input,
table {
  font: inherit;
}

.app-shell {
  width: min(1380px, calc(100% - 32px));
  margin: 16px auto 24px;
}

.hero-panel,
.panel {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-panel {
  display: grid;
  gap: 14px;
  padding: 20px 22px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 244, 231, 0.98), rgba(251, 241, 229, 0.84)),
    repeating-linear-gradient(
      -24deg,
      rgba(142, 91, 49, 0.025) 0,
      rgba(142, 91, 49, 0.025) 14px,
      rgba(255, 255, 255, 0) 14px,
      rgba(255, 255, 255, 0) 32px
    );
}

.hero-copy h1,
.panel-head h2 {
  margin: 0;
  line-height: 1.05;
}

.hero-copy h1 {
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  max-width: none;
}

.hero-text {
  max-width: 70ch;
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 6px;
  color: var(--accent-strong);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: "Azeret Mono", monospace;
  font-size: 0.74rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-chip {
  border-radius: 999px;
  border: 1px solid rgba(127, 62, 23, 0.18);
  padding: 7px 12px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--accent-strong);
  font-size: 0.85rem;
  font-weight: 500;
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 16px;
  margin-top: 16px;
}

.panel {
  border-radius: 20px;
  padding: 18px;
}

.flow-panel,
.metadata-panel,
.diagnostics-panel {
  min-height: 100%;
}

.table-panel {
  grid-column: 1 / -1;
}

.panel-head {
  margin-bottom: 12px;
}

.split-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.dropzone {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 128px;
  padding: 16px;
  border-radius: 16px;
  border: 1.5px dashed rgba(127, 62, 23, 0.28);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.68), rgba(255, 247, 238, 0.96)),
    radial-gradient(circle at top right, rgba(159, 83, 38, 0.12), transparent 28%);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.dropzone:hover,
.dropzone.drag-over {
  transform: translateY(-1px);
  border-color: var(--accent);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.84), rgba(255, 242, 229, 1)),
    radial-gradient(circle at top right, rgba(159, 83, 38, 0.18), transparent 34%);
}

.dropzone-title {
  font-size: 1.05rem;
  font-weight: 600;
}

.dropzone-copy {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.4;
  font-size: 0.93rem;
}

.status-stack,
.action-row,
.field-grid,
.mini-actions {
  display: flex;
  gap: 12px;
}

.status-stack {
  flex-direction: column;
  margin-top: 12px;
}

.action-row {
  margin-top: 14px;
}

.field-grid {
  flex-wrap: wrap;
}

.field {
  display: grid;
  gap: 6px;
  min-width: min(100%, 190px);
  flex: 1 1 190px;
}

.field span {
  color: var(--muted);
  font-size: 0.88rem;
}

.text-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: var(--surface-strong);
  color: var(--ink);
}

.text-input:focus {
  outline: 2px solid rgba(159, 83, 38, 0.18);
  border-color: var(--accent);
}

.status {
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 0.88rem;
}

.status-muted {
  background: rgba(88, 63, 48, 0.06);
  color: var(--muted);
}

.status-ready {
  background: rgba(35, 85, 63, 0.1);
  color: var(--success);
}

.status-error {
  background: rgba(143, 46, 43, 0.1);
  color: var(--error);
}

.primary-button,
.ghost-button {
  border-radius: 12px;
  padding: 10px 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease, opacity 0.18s ease;
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff7f0;
  font-weight: 600;
}

.ghost-button {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(127, 62, 23, 0.18);
  color: var(--ink);
}

.primary-button:hover,
.ghost-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.02);
}

.primary-button:disabled,
.ghost-button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
}

.summary-box,
.log-box,
.issue-list {
  border-radius: 14px;
  padding: 12px 14px;
  white-space: pre-wrap;
  line-height: 1.45;
}

.summary-box {
  margin-top: 12px;
  background: rgba(159, 83, 38, 0.08);
  color: var(--accent-strong);
}

.log-box {
  background: rgba(255, 255, 255, 0.66);
  color: var(--muted);
  min-height: 72px;
}

.issue-list {
  margin-bottom: 10px;
  background: rgba(143, 99, 0, 0.1);
  color: var(--warning);
}

.table-wrap {
  overflow: auto;
  max-height: 52vh;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

table {
  width: 100%;
  min-width: 1080px;
  border-collapse: collapse;
}

thead th {
  position: sticky;
  top: 0;
  padding: 10px 10px;
  text-align: left;
  background: rgba(238, 219, 199, 0.92);
  border-bottom: 1px solid var(--line-strong);
  font-size: 0.84rem;
  color: var(--accent-strong);
  z-index: 1;
}

tbody td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(84, 54, 32, 0.08);
  vertical-align: top;
}

tbody tr:nth-child(even) td {
  background: rgba(255, 250, 245, 0.5);
}

.table-input {
  width: 100%;
  min-width: 96px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(84, 54, 32, 0.12);
  background: rgba(255, 255, 255, 0.92);
}

.table-input.number {
  text-align: right;
}

.delete-row {
  border: 1px solid rgba(143, 46, 43, 0.18);
  background: rgba(143, 46, 43, 0.08);
  color: var(--error);
  border-radius: 10px;
  padding: 7px 10px;
}

.empty-cell {
  text-align: center;
  color: var(--muted);
  padding: 18px 14px;
}

.hidden {
  display: none;
}

@media (max-width: 1080px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 20px, 100%);
    margin: 12px auto 24px;
  }

  .hero-panel,
  .panel {
    padding: 16px;
    border-radius: 20px;
  }

  .table-wrap {
    max-height: none;
  }

  .upload-grid {
    grid-template-columns: 1fr;
  }

  .split-head,
  .action-row,
  .mini-actions {
    flex-direction: column;
  }
}