:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #667085;
  --line: #d9e0ea;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --amber: #b45309;
  --blue: #2563eb;
  --green: #15803d;
  --red: #b91c1c;
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  min-height: 100vh;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px;
  background: #0b1220;
  color: #f8fafc;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  font-weight: 800;
}

.brand h1,
.topbar h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.1;
}

.brand p,
.status,
.search span,
label span,
dt {
  margin: 0;
  color: #a7b0c0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

label {
  display: grid;
  gap: 8px;
}

select,
input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 0 12px;
}

.toggle {
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 10px;
}

.toggle input {
  min-height: 18px;
  accent-color: var(--accent);
}

.toggle span {
  color: #dbe3ef;
  text-transform: none;
  letter-spacing: 0;
}

.primary {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}

.primary:hover {
  background: var(--accent-dark);
}

.primary:disabled {
  cursor: wait;
  opacity: 0.7;
}

.metrics {
  display: grid;
  gap: 10px;
  margin: 0;
}

.metrics div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.metrics dd {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.workspace {
  min-width: 0;
  padding: 28px;
}

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

.topbar h2 {
  margin-top: 6px;
  font-size: 28px;
}

.status {
  color: var(--accent-dark);
}

.search {
  width: min(360px, 100%);
}

.summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.summary-card,
.news-card,
.empty {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.summary-card {
  padding: 16px;
}

.summary-card strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
}

.news-list {
  display: grid;
  gap: 12px;
}

.news-card {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.news-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.news-card h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
}

.news-card p {
  margin: 0;
  color: #475467;
  line-height: 1.5;
}

.meta,
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.pill,
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border-radius: 999px;
  padding: 0 10px;
  background: #eef2f7;
  color: #344054;
  font-size: 12px;
  font-weight: 700;
}

.pill.high {
  background: #fee2e2;
  color: var(--red);
}

.pill.medium {
  background: #fef3c7;
  color: var(--amber);
}

.pill.source {
  background: #dbeafe;
  color: var(--blue);
}

.pill.date {
  background: #dcfce7;
  color: var(--green);
}

.news-card a {
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration: none;
}

.empty {
  padding: 28px;
  color: var(--muted);
}

@media (max-width: 900px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .controls {
    position: static;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

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

@media (max-width: 560px) {
  .controls,
  .workspace {
    padding: 18px;
  }

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

  .news-header {
    flex-direction: column;
  }
}