/* ============================================================
   components.css — 按钮 / 搜索 / 筛选片 / 卡片 / 骨架 / 空态 / 提示
   ============================================================ */

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 38px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  font-weight: 550;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease),
    transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.btn:hover {
  border-color: var(--line-strong);
  background: var(--panel-hover);
}

.btn:active { transform: translateY(1px); }

.btn-icon {
  width: 38px;
  padding: 0;
  flex-shrink: 0;
}

.btn-sm {
  width: 28px;
  height: 28px;
  font-size: 12px;
  border-radius: 8px;
}

.btn-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-ink);
  font-weight: 650;
  box-shadow: 0 8px 22px -14px var(--accent);
}

.btn-primary:hover {
  filter: brightness(1.06);
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.btn-primary .icon-refresh { width: 15px; height: 15px; }

.btn-primary.is-busy .icon-refresh {
  animation: spin 0.9s linear infinite;
}

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

.btn-ghost {
  background: transparent;
}

.btn-toggle {
  padding: 0 12px;
  gap: 8px;
}

.toggle-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-mute);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.btn-toggle[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  color: var(--text);
}

.btn-toggle[aria-pressed="true"] .toggle-dot {
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
}

.btn-toggle[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.link-btn {
  color: var(--accent);
  font-size: 12.5px;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  padding: 0;
}

.icon-moon, .icon-sun { width: 17px; height: 17px; }
html[data-theme="dark"] .icon-sun { display: none; }
html[data-theme="light"] .icon-moon { display: none; }

/* ---------------- 搜索框 ---------------- */
.search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 10px 0 11px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  width: clamp(180px, 26vw, 340px);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.search:focus-within {
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}

.search-icon {
  width: 15px;
  height: 15px;
  color: var(--text-mute);
  flex-shrink: 0;
}

.search input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: none;
  outline: none;
  font-size: 13px;
}

.search input::placeholder { color: var(--text-mute); }
.search input::-webkit-search-cancel-button { -webkit-appearance: none; }

.search-kbd {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-mute);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 0 5px;
  line-height: 16px;
  flex-shrink: 0;
}

.search:focus-within .search-kbd { opacity: 0; }

/* ---------------- 筛选片 ---------------- */
.chip-row {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  min-width: 0;
}

.chip-scroll {
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 4px;
  min-width: 0;
  max-width: 100%;
  scrollbar-width: none;
  mask-image: linear-gradient(to right, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, #000 92%, transparent);
}

.chip-scroll::-webkit-scrollbar { display: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text-dim);
  font-size: 12.5px;
  white-space: nowrap;
  transition: all var(--dur) var(--ease);
}

.chip:hover {
  border-color: var(--line-strong);
  color: var(--text);
  transform: translateY(-1px);
}

.chip .chip-count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-mute);
  padding-left: 1px;
}

.chip[aria-selected="true"] {
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--text);
  font-weight: 600;
}

.chip[aria-selected="true"] .chip-count { color: var(--accent); }

.chip .chip-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--chip-color, var(--text-mute));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--chip-color, var(--text-mute)) 18%, transparent);
  flex-shrink: 0;
}

.chip.is-empty { opacity: 0.42; }

/* ---------------- 卡片 ---------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 16px 17px 13px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--panel) 100%, transparent), transparent 70%),
    var(--bg-soft);
  box-shadow: var(--shadow);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--card-accent, var(--accent)), transparent);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--card-accent, var(--accent)) 42%, var(--line));
  box-shadow: 0 24px 48px -30px color-mix(in srgb, var(--card-accent, var(--accent)) 55%, #000);
}

.card:hover::before { opacity: 0.85; }

.card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  min-height: 20px;
}

.src {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--text);
  min-width: 0;
}

.src-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--card-accent, var(--accent));
  box-shadow: 0 0 8px color-mix(in srgb, var(--card-accent, var(--accent)) 70%, transparent);
  flex-shrink: 0;
}

.src-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 15ch;
}

.kind-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--text-mute);
  border: 1px solid var(--line);
  white-space: nowrap;
  flex-shrink: 0;
}

.kind-tag[data-kind="company"] { color: #7c8cff; border-color: rgba(124, 140, 255, 0.32); }
.kind-tag[data-kind="media"] { color: #34d399; border-color: rgba(52, 211, 153, 0.3); }
.kind-tag[data-kind="research"] { color: #fbbf24; border-color: rgba(251, 191, 36, 0.3); }

html[data-theme="light"] .kind-tag[data-kind="company"] { color: #4a57c9; }
html[data-theme="light"] .kind-tag[data-kind="media"] { color: #0f8a5f; }
html[data-theme="light"] .kind-tag[data-kind="research"] { color: #a1690a; }

.time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-mute);
  white-space: nowrap;
  flex-shrink: 0;
}

.card-title {
  font-size: 15.5px;
  line-height: 1.42;
  letter-spacing: -0.011em;
  font-weight: 620;
}

.card-title a {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.32s var(--ease);
}

.card-title a:hover { background-size: 100% 1px; }

.card-title a:focus-visible { outline-offset: 3px; }

.card-summary {
  font-size: 13px;
  line-height: 1.62;
  color: var(--text-dim);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  min-height: 0;
}

.card-summary.is-empty { display: none; }

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 9px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--text-mute);
}

.tx-state {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.02em;
  color: var(--text-mute);
}

.tx-state[data-state="done"] { color: var(--text-mute); }
.tx-state[data-state="pending"] { color: var(--accent); }
.tx-state[data-state="fail"] { color: #f87171; }
.tx-state[data-state="skip"] { color: var(--text-mute); }

.tx-state[data-state="pending"]::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  border-top-color: transparent;
  animation: spin 0.75s linear infinite;
}

.origin {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-dim);
  transition: color var(--dur) var(--ease), gap var(--dur) var(--ease);
}

.origin:hover {
  color: var(--accent);
  gap: 7px;
}

/* 头条卡片 */
.card.is-feature {
  padding: 22px 22px 16px;
  background:
    radial-gradient(120% 100% at 0% 0%, color-mix(in srgb, var(--card-accent, var(--accent)) 13%, transparent), transparent 56%),
    var(--bg-soft);
}

.card.is-feature .card-title { font-size: 21px; line-height: 1.36; }
.card.is-feature .card-summary { -webkit-line-clamp: 4; font-size: 13.5px; }
.card.is-feature .src-name { max-width: 22ch; }

/* 待翻译时的轻微闪烁 */
.card[data-tx="pending"] .card-title,
.card[data-tx="pending"] .card-summary {
  opacity: 0.82;
}

/* ---------------- 骨架屏 ---------------- */
.skeleton {
  gap: 11px;
  pointer-events: none;
}

.sk-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sk-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sk-base);
}

.sk-line {
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--sk-base) 25%, var(--sk-shine) 50%, var(--sk-base) 75%);
  background-size: 240% 100%;
  animation: sk-shimmer 1.5s infinite linear;
}

.sk-line.tall { height: 15px; }
.sk-line.w30 { width: 30%; }
.sk-line.w60 { width: 60%; }
.sk-line.w70 { width: 70%; }
.sk-line.w90 { width: 90%; }
.sk-line.w95 { width: 95%; }

@keyframes sk-shimmer {
  0% { background-position: 140% 0; }
  100% { background-position: -40% 0; }
}

/* ---------------- 空态 ---------------- */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 9px;
  padding: 72px 20px 64px;
  color: var(--text-mute);
}

.empty-icon { color: var(--text-mute); opacity: 0.75; margin-bottom: 4px; }

.empty h3 {
  font-size: 16px;
  color: var(--text);
}

.empty p {
  font-size: 13px;
  max-width: 34ch;
}

.empty .btn { margin-top: 10px; }

/* ---------------- 信息源状态面板 ---------------- */
.health-panel {
  position: absolute;
  right: clamp(16px, 3.4vw, 40px);
  top: calc(100% - 2px);
  width: min(560px, calc(100vw - 32px));
  max-height: 62vh;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  /* 下拉面板必须实心，否则叠在卡片上无法阅读（父级有 backdrop-filter，嵌套模糊不可靠） */
  background: var(--bg-soft);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(0, 0, 0, 0.2);
  z-index: 45;
  overflow: hidden;
  animation: pop-in 0.2s var(--ease);
}

@keyframes pop-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.health-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.health-sum {
  margin-left: auto;
  font-size: 11.5px;
  color: var(--text-mute);
  font-family: var(--font-mono);
}

.health-list {
  overflow-y: auto;
  padding: 6px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.health-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border-radius: 8px;
  font-size: 12px;
  color: var(--text-dim);
  min-width: 0;
}

.health-item:hover { background: var(--panel); }

.health-item i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.health-item.is-ok i { background: #34d399; }
.health-item.is-bad i { background: #f87171; }

.health-item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.health-item b {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-mute);
  font-weight: 500;
  flex-shrink: 0;
}

/* 面板底部的翻译自检 */
.health-foot {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 60%, transparent);
}

.btn-diagnose {
  height: 28px;
  padding: 0 10px;
  font-size: 12px;
  flex-shrink: 0;
  white-space: nowrap;
}

.btn-diagnose.is-busy {
  opacity: 0.6;
  pointer-events: none;
}

.diagnose-result {
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.5;
  color: var(--text-mute);
  min-width: 0;
  flex: 1;
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.diagnose-result::-webkit-scrollbar { display: none; }

.diagnose-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-right: 9px;
  white-space: nowrap;
}

.diagnose-item.is-ok { color: #34d399; }
.diagnose-item.is-bad { color: #f87171; }

/* ---------------- Toast ---------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 12px);
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--bg-soft);
  font-size: 12.5px;
  color: var(--text);
  box-shadow: 0 20px 40px -22px rgba(0, 0, 0, 0.8);
  z-index: 90;
  opacity: 0;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease);
  max-width: min(90vw, 480px);
  text-align: center;
}

.toast.is-show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast[data-tone="error"] { border-color: rgba(248, 113, 113, 0.5); }
.toast[data-tone="ok"] { border-color: rgba(52, 211, 153, 0.45); }

@media (max-width: 560px) {
  .health-list { grid-template-columns: 1fr; }
  .card-title { font-size: 15px; }
  .card.is-feature .card-title { font-size: 18px; }
}