:root {
  --bg: #f5efe2;
  --panel: rgba(255, 250, 242, 0.92);
  --line: #d7c7aa;
  --ink: #2d241b;
  --muted: #6b5c49;
  --accent: #9f5f2d;
  --accent-strong: #7d4217;
  --soft: #efe2cf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 244, 214, 0.9), transparent 35%),
    radial-gradient(circle at top right, rgba(242, 190, 120, 0.35), transparent 28%),
    linear-gradient(180deg, #f8f2e9 0%, #f1e5d2 100%);
  min-height: 100vh;
}

.layout {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.site-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.88);
  border: 1px solid rgba(140, 96, 50, 0.18);
  color: var(--ink);
  text-decoration: none;
}

.hero {
  padding: 28px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 249, 238, 0.98), rgba(244, 228, 205, 0.95)),
    var(--panel);
  border: 1px solid rgba(140, 96, 50, 0.18);
  box-shadow: 0 18px 40px rgba(86, 58, 30, 0.12);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
}

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

h1 {
  margin-bottom: 12px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
}

.hero-copy {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.panel {
  margin-top: 20px;
  padding: 24px;
  border-radius: 22px;
  background: var(--panel);
  border: 1px solid rgba(140, 96, 50, 0.18);
  box-shadow: 0 14px 28px rgba(86, 58, 30, 0.09);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.inline-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

input,
button {
  font: inherit;
}

input {
  flex: 1 1 280px;
  min-width: 0;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fffaf2;
  color: var(--ink);
}

input:focus {
  outline: 2px solid rgba(159, 95, 45, 0.25);
  border-color: var(--accent);
}

button {
  border: none;
  border-radius: 14px;
  padding: 12px 18px;
  background: var(--accent);
  color: #fff8f2;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}

button:hover {
  transform: translateY(-1px);
  background: var(--accent-strong);
}

.ghost-button {
  background: var(--soft);
  color: var(--ink);
}

.group-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

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

.link-card {
  display: block;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fffaf2;
  color: var(--ink);
  text-decoration: none;
  transition:
    transform 140ms ease,
    border-color 140ms ease,
    box-shadow 140ms ease;
}

.link-card:hover {
  transform: translateY(-2px);
  border-color: rgba(159, 95, 45, 0.45);
  box-shadow: 0 10px 18px rgba(125, 66, 23, 0.12);
}

.link-card strong,
.link-card span {
  display: block;
}

.link-card strong {
  margin-bottom: 8px;
}

.link-card span {
  color: var(--muted);
  line-height: 1.6;
}

.group-chip {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fffaf2;
  color: #111;
  cursor: pointer;
  transition:
    transform 140ms ease,
    border-color 140ms ease,
    box-shadow 140ms ease,
    background 140ms ease;
}

.group-chip:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #fff8ee 0%, #f3e2c9 100%);
  border-color: rgba(159, 95, 45, 0.5);
  box-shadow: 0 10px 18px rgba(125, 66, 23, 0.12);
}

.group-chip:focus-visible {
  outline: 2px solid rgba(159, 95, 45, 0.28);
  outline-offset: 2px;
}

.group-chip strong {
  font-size: 15px;
  color: #111;
}

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

.group-chip-link {
  text-decoration: none;
}

.result-card {
  margin-top: 16px;
  padding: 18px;
  border-radius: 18px;
  background: #fffaf2;
  border: 1px solid var(--line);
}

.empty-state {
  color: var(--muted);
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--ink);
  font-size: 13px;
}

.badge-link {
  text-decoration: none;
}

.note-box {
  padding: 14px 16px;
  border-radius: 16px;
  background: #fff4ea;
  border: 1px solid rgba(159, 95, 45, 0.28);
  color: var(--ink);
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid rgba(215, 199, 170, 0.7);
  font-size: 14px;
}

th {
  color: var(--muted);
  font-weight: 700;
}

.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.suggestion-button {
  background: var(--soft);
  color: var(--ink);
  padding: 8px 12px;
  font-size: 13px;
}

.error {
  color: #a12525;
  background: #fdeaea;
  border-color: #efc0c0;
}

@media (max-width: 680px) {
  .layout {
    width: min(100% - 20px, 1100px);
    padding-top: 20px;
  }

  .panel,
  .hero {
    padding: 18px;
  }
}