:root {
  --ink: #17211b;
  --muted: #5f6f68;
  --line: #dbe4df;
  --paper: #fbfcf8;
  --surface: #ffffff;
  --field: #eaf3ee;
  --accent: #127a4a;
  --accent-dark: #0e5f3d;
  --gold: #bd8b24;
  --red: #b64f3d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 32px;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 252, 248, 0.94);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.top-nav {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.page-shell {
  min-height: 100vh;
  padding: 32px;
}

.hero-band,
.section-head,
.tool-panel {
  max-width: 1120px;
  margin: 0 auto;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(120deg, rgba(18, 122, 74, 0.12), rgba(189, 139, 36, 0.12)),
    var(--surface);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-weight: 800;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-copy,
.section-head p,
.tool-panel p {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.hero-actions,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.primary-action,
.secondary-action,
.card-actions button,
.generator-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 6px;
  font-weight: 750;
  cursor: pointer;
}

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

.secondary-action,
.card-actions button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.metric-row,
.strategy-grid,
.record-table,
.admin-list {
  max-width: 1120px;
  margin: 18px auto 0;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-row article,
.strategy-card,
.generator-result,
.admin-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.metric-row article {
  padding: 20px;
}

.metric-row span {
  display: block;
  font-size: 28px;
  font-weight: 850;
}

.metric-row p {
  margin: 8px 0 0;
  color: var(--muted);
}

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

.strategy-card {
  padding: 22px;
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.card-topline p {
  margin: 0;
  color: var(--accent-dark);
  font-weight: 850;
}

.card-topline span {
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--field);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
}

.strategy-card h2 {
  margin: 12px 0;
  font-size: 34px;
  letter-spacing: 0;
}

.strategy-card p,
.compact-detail p,
.leg-list span,
.admin-list p {
  color: var(--muted);
  line-height: 1.65;
}

.compact-detail {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.compact-detail h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.compact-detail p {
  margin: 0;
}

.warning h3 {
  color: var(--red);
}

.leg-list {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.leg-list li {
  padding: 12px;
  border-radius: 6px;
  background: var(--field);
}

.leg-list strong,
.leg-list span {
  display: block;
}

.tool-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 18px;
}

.generator-form {
  display: grid;
  gap: 12px;
}

.generator-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

.generator-form input,
.generator-form select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  background: #fff;
  color: var(--ink);
}

.generator-result {
  grid-column: 1 / -1;
  padding: 18px;
}

.table-row {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.7fr 0.7fr 0.8fr;
  gap: 12px;
  padding: 14px 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--surface);
}

.table-head {
  border-top: 1px solid var(--line);
  border-radius: 8px 8px 0 0;
  color: var(--accent-dark);
  font-weight: 850;
}

.admin-list {
  display: grid;
  gap: 14px;
}

.admin-shell .section-head {
  margin-bottom: 18px;
}

.admin-two-col {
  max-width: 1120px;
  margin: 18px auto 0;
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: 16px;
  align-items: start;
}

.admin-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 20px;
}

.admin-panel h2,
.admin-section-title h2,
.admin-match-row h3,
.admin-card-head h3 {
  margin: 0;
}

.admin-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.admin-form label,
.inline-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 750;
}

.admin-form input,
.admin-form select,
.admin-form textarea,
.inline-form input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  background: #fff;
  color: var(--ink);
}

.admin-form textarea {
  resize: vertical;
}

.admin-form button,
.inline-form button,
.tight-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 0 14px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}

.admin-form button {
  justify-self: start;
}

.span-2 {
  grid-column: 1 / -1;
}

.strategy-leg {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.strategy-leg legend {
  padding: 0 6px;
  color: var(--accent-dark);
  font-weight: 850;
}

.admin-section-title {
  padding: 4px 2px;
}

.admin-section-title p,
.admin-match-row p,
.admin-card-head p {
  margin: 6px 0;
  color: var(--muted);
  line-height: 1.6;
}

.admin-match-row {
  display: grid;
  gap: 12px;
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(7, minmax(90px, 1fr));
  gap: 8px;
}

.score-form {
  grid-template-columns: repeat(3, minmax(110px, 160px));
}

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

.tight-actions {
  margin-top: 0;
  justify-content: flex-end;
}

.tight-actions button {
  background: var(--surface);
  color: var(--accent-dark);
}

.admin-list article {
  padding: 20px;
}

.admin-list h2 {
  margin: 0 0 8px;
}

.admin-list small {
  color: var(--muted);
}

@media (max-width: 900px) {
  .site-header,
  .tool-panel {
    grid-template-columns: 1fr;
  }

  .site-header,
  .top-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .metric-row,
  .strategy-grid,
  .admin-two-col {
    grid-template-columns: 1fr;
  }

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

  .table-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell,
  .site-header {
    padding: 16px;
  }

  .hero-band,
  .section-head,
  .tool-panel {
    padding: 24px;
  }

  .admin-form,
  .strategy-leg,
  .inline-form,
  .score-form {
    grid-template-columns: 1fr;
  }

  .admin-card-head {
    display: grid;
  }
}