/* YFbox Web 版界面样式：移动优先、深色、单手可操作 */
:root {
  --bg: #0b1220;
  --bg2: #121c2e;
  --card: #16223a;
  --line: #24344f;
  --fg: #e6edf7;
  --fg2: #9fb0c9;
  --accent: #3fa7ff;
  --accent2: #2b7fd4;
  --warn: #ffb347;
  --err: #ff6b6b;
  --ok: #4fd18b;
  --radius: 12px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
}

body {
  padding: env(safe-area-inset-top) env(safe-area-inset-right)
           calc(64px + env(safe-area-inset-bottom)) env(safe-area-inset-left);
  max-width: 620px;
  margin: 0 auto;
}

/* ---------- 顶部与标签页 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 18, 32, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 10px 14px 0;
}

.topbar h1 {
  font-size: 15px;
  font-weight: 600;
  margin: 2px 0 8px;
  letter-spacing: .5px;
  color: var(--fg);
}

.tabs { display: flex; gap: 6px; }

.tab {
  flex: 1;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--fg2);
  font-size: 14px;
  padding: 9px 0 11px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
}

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

/* ---------- 卡片与表单 ---------- */
main { padding: 12px 12px 0; }

.pane { display: none; }
.pane.active { display: block; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 12px;
}

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 10px; }

.field label { font-size: 12px; color: var(--fg2); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }

input, select {
  width: 100%;
  background: var(--bg2);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  font-size: 15px;
  font-family: inherit;
  appearance: none;
}

select {
  background-image: linear-gradient(45deg, transparent 50%, var(--fg2) 50%),
                    linear-gradient(135deg, var(--fg2) 50%, transparent 50%);
  background-position: calc(100% - 16px) 17px, calc(100% - 11px) 17px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
}

input:focus, select:focus { outline: none; border-color: var(--accent); }

.run {
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}

.run:disabled { opacity: .55; }

.hint { font-size: 12px; color: var(--fg2); margin: 4px 0 8px; }

.status { font-size: 12px; color: var(--fg2); margin: 8px 0 0; min-height: 1em; }
.status.err { color: var(--err); }

.hidden { display: none !important; }

/* ---------- 结果 ---------- */
.res-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
  margin-bottom: 8px;
}

.res-head .title { font-size: 13px; color: var(--fg2); }
.res-head .big { font-size: 22px; font-weight: 700; color: var(--accent); }

.row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 5px 0;
  border-bottom: 1px dashed rgba(36, 52, 79, .6);
}

.row:last-child { border-bottom: 0; }

.row .k { color: var(--fg2); font-size: 13px; flex: 0 0 auto; }
.row .v { font-variant-numeric: tabular-nums; text-align: right; font-size: 14px; }

.row .v small { color: var(--fg2); font-size: 11px; }

.sec-title {
  font-size: 12px;
  color: var(--accent);
  margin: 14px 0 4px;
  letter-spacing: .5px;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--line);
  color: var(--fg2);
}

.tag.ok { color: var(--ok); border-color: rgba(79, 209, 139, .45); }
.tag.warn { color: var(--warn); border-color: rgba(255, 179, 71, .45); }
.tag.err { color: var(--err); border-color: rgba(255, 107, 107, .45); }

.warnbox {
  margin-top: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 12px;
  background: rgba(255, 107, 107, .1);
  border: 1px solid rgba(255, 107, 107, .35);
  color: #ffc9c9;
}

details summary {
  cursor: pointer;
  color: var(--accent);
  font-size: 13px;
  padding: 4px 0;
}

pre.detail {
  margin: 8px 0 0;
  padding: 10px;
  background: #060b14;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 11px;
  line-height: 1.35;
  overflow: auto;
  max-height: 60vh;
  white-space: pre;
  color: #cfe0f5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.foot {
  text-align: center;
  font-size: 11px;
  color: #6b7c96;
  padding: 4px 12px 20px;
}

@media (max-width: 340px) {
  .grid2 { grid-template-columns: 1fr; }
}