:root {
  --bg: #f6f4f1;
  --card: #fffdf9;
  --ink: #1c1a17;
  --muted: #8a8378;
  --line: #e7e1d6;
  --line-strong: #d8d0c2;
  --accent: #1c1a17;
  --error: #b3261e;
  --radius: 22px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 16vh 20px 40px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.wordmark {
  margin: 0;
  font-size: clamp(56px, 10vw, 84px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
}

.tagline {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  letter-spacing: 0.35em;
  text-indent: 0.35em;
}

/* ---- 搜索框 ---- */
.search-box {
  width: 100%;
  margin-top: 40px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(28, 26, 23, 0.04), 0 12px 32px rgba(28, 26, 23, 0.06);
  padding: 18px 20px 14px;
}

.search-box:focus-within {
  border-color: var(--line-strong);
  box-shadow: 0 1px 2px rgba(28, 26, 23, 0.05), 0 12px 36px rgba(28, 26, 23, 0.09);
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.5;
  padding: 2px 4px 12px;
  font-family: inherit;
}

.search-box input::placeholder { color: #a49c8d; }

.search-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.row-left, .row-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  font-size: 19px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover { background: #f1ede6; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  cursor: pointer;
}

.pill:hover { background: #f1ede6; }

.pill select {
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  max-width: 110px;
}

.pill-icon { font-size: 16px; }

.submit-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 0;
  background: var(--accent);
  color: #fff;
  font-size: 19px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.submit-btn:hover { opacity: 0.85; }
.submit-btn:disabled { opacity: 0.45; cursor: default; }

/* ---- 状态与结果 ---- */
.status {
  width: 100%;
  margin-top: 18px;
  font-size: 14px;
  color: var(--muted);
  min-height: 20px;
  text-align: center;
}

.status.error { color: var(--error); }

.status.loading::after {
  content: "";
  display: inline-block;
  width: 12px; height: 12px;
  margin-left: 8px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: -1px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.results {
  width: 100%;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.result:hover { border-color: var(--line-strong); }

.result-source {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

.result-source img {
  width: 16px; height: 16px;
  border-radius: 4px;
  object-fit: cover;
}

.result-title {
  margin: 0 0 6px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
}

.result-title a {
  color: var(--ink);
  text-decoration: none;
}

.result-title a:hover { text-decoration: underline; }

.result-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: #4c463d;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.result-meta {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--muted);
}

.footer {
  margin-top: auto;
  padding-top: 48px;
  font-size: 12.5px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 560px) {
  .page { padding-top: 12vh; }
  .search-box input { font-size: 17px; }
  .pill select { max-width: 84px; }
}