:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5d6875;
  --line: #d8dee6;
  --panel: #ffffff;
  --band: #eef3f7;
  --accent: #126a7a;
  --accent-2: #934b23;
  --good: #2e6b4f;
  --shadow: 0 18px 48px rgba(20, 32, 48, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #f6f7f8;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 28px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 26px;
}

h2 {
  margin-bottom: 6px;
  font-size: 22px;
}

h3 {
  margin-bottom: 10px;
  font-size: 15px;
}

button {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 10px 13px;
}

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

.header-actions,
.report-actions,
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.shell {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  min-height: calc(100vh - 82px);
}

.sidebar {
  padding: 18px;
  background: #26333d;
}

.step {
  width: 100%;
  margin-bottom: 8px;
  border-color: rgba(255, 255, 255, 0.16);
  background: transparent;
  color: #e8eef3;
  text-align: left;
}

.step.is-active {
  background: #ffffff;
  color: var(--ink);
}

.workspace {
  padding: 24px;
}

.panel {
  display: none;
  max-width: 1180px;
  min-height: 620px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel.is-active {
  display: block;
}

.panel-title {
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}

.panel-title p,
.drop-card p {
  color: var(--muted);
  margin-bottom: 0;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.two,
.review-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  color: #2b3640;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: 14px/1.45 Arial, Helvetica, sans-serif;
  padding: 11px 12px;
}

textarea {
  resize: vertical;
}

.drop-card {
  min-height: 150px;
  padding: 18px;
  border: 1px dashed #aab5c0;
  border-radius: 8px;
  background: var(--band);
}

.drop-card input {
  margin: 10px 0;
  background: #ffffff;
}

.review-grid {
  display: grid;
  gap: 18px;
}

.preview {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(135px, 1fr));
  gap: 12px;
}

.thumb {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
}

.thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.thumb p {
  margin: 0;
  padding: 8px;
  color: var(--muted);
  font-size: 12px;
}

.tabs {
  margin: 16px 0 12px;
}

.tab.is-active,
#generateReports {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

#generateWithAi {
  border-color: var(--accent-2);
  background: var(--accent-2);
  color: #ffffff;
}

.report-output {
  display: none;
  min-height: 480px;
  font-family: "Courier New", monospace;
}

.report-output.is-active {
  display: block;
}

#agentBrief {
  min-height: 620px;
  background: #fbfcfd;
}

.status-line {
  min-height: 22px;
  margin: 10px 0 0;
  color: var(--muted);
  font-weight: 700;
}

@media (max-width: 820px) {
  .app-header,
  .shell,
  .grid.two,
  .review-grid {
    display: block;
  }

  .sidebar {
    display: flex;
    overflow-x: auto;
    gap: 8px;
  }

  .step {
    min-width: 170px;
  }

  .workspace {
    padding: 14px;
  }
}