/* ==========================================================================
   每日一填 · 样式
   视觉对齐 steampy-monitor：近黑分层、单色强调、渐变按钮、等宽数字。
   :root = 暗色（与其默认主题一致）；系统偏好浅色时切到浅色令牌。
   ========================================================================== */

:root {
  color-scheme: dark;
  --bg-0: #0a0a0a;
  --bg-1: #101010;
  --bg-2: #1a1a1a;
  --surface: #151515;
  --surface-2: #1b1b1b;
  --surface-3: #232323;
  --border: #282828;
  --border-strong: #3d3d3d;
  --divider: #1b1b1b;
  --text: #f2f2f2;
  --text-2: #a3a3a3;
  --text-3: #8a8a8a;
  --text-soft: #d8d8d8;
  --accent: #ffffff;
  --strong: #ffffff;
  --strong-inv: #0d0d0d;
  --hover-bg: #171717;
  --hover-bg-2: #1d1d1d;
  --topbar-bg: rgba(10, 10, 10, .88);
  --code-bg: #141414;
  --badge-bg: #f2f2f2;
  --badge-fg: #0d0d0d;
  --btn-a: #fdfdfd;
  --btn-b: #e2e2e2;
  --btn-border: #efefef;
  --glow: rgba(255, 255, 255, .45);
  --radius: 12px;
  --radius-sm: 8px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", -apple-system, "Helvetica Neue", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --shadow-2: 0 6px 20px -6px rgba(0, 0, 0, .7);
  /* 唯一偏离其单色体系的地方：表单校验必须能被一眼看见 */
  --danger: #ff7b72;
  --danger-bg: #2a1416;
  --danger-border: #5c2427;
  --ok-text: #7ee787;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg-0: #f2f3f5;
    --bg-1: #ffffff;
    --bg-2: #e9ebef;
    --surface: #ffffff;
    --surface-2: #f5f6f8;
    --surface-3: #e8eaee;
    --border: #e0e2e7;
    --border-strong: #bcc0c8;
    --divider: #eceef1;
    --text: #16181d;
    --text-2: #545a63;
    --text-3: #5f656e;
    --text-soft: #2a2e35;
    --accent: #16181d;
    --strong: #16181d;
    --strong-inv: #ffffff;
    --hover-bg: #f1f3f6;
    --hover-bg-2: #e9ebef;
    --topbar-bg: rgba(255, 255, 255, .9);
    --code-bg: #eef0f3;
    --badge-bg: #16181d;
    --badge-fg: #ffffff;
    --btn-a: #2c313a;
    --btn-b: #14161b;
    --btn-border: #14161b;
    --glow: rgba(20, 24, 32, .22);
    --shadow-2: 0 6px 20px -8px rgba(20, 24, 32, .18);
    --danger: #b3261e;
    --danger-bg: #fdecea;
    --danger-border: #f3c2bd;
    --ok-text: #116329;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--text);
  font: 15px/1.6 var(--font);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

/* ---- 顶栏（对齐 steampy 的 .appbar）---- */
.topbar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 0 20px; min-height: 56px;
  background: var(--topbar-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 30;
}
.brand { font-weight: 650; letter-spacing: .02em; font-size: 15px; }
.nav { display: flex; gap: 18px; align-items: center; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--text-2); text-decoration: none; padding: 6px 0; font-size: 14px; transition: color .14s ease; }
.nav a:hover { color: var(--text); }
.nav a.active { color: var(--text); font-weight: 600; }

.wrap { max-width: 900px; margin: 0 auto; padding: 20px; }
body.member .wrap { max-width: 620px; }
body.wide .wrap { max-width: 1320px; }

/* ---- 卡片 ---- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
}
.card.narrow { max-width: 380px; margin: 10vh auto; }
.card.center { text-align: center; }
h1 { font-size: 19px; font-weight: 650; margin: 0 0 10px; letter-spacing: .01em; }
h2 { font-size: 15px; font-weight: 650; margin: 20px 0 10px; color: var(--text); }
h3 { font-size: 14px; font-weight: 600; margin: 14px 0 6px; }
.desc, .meta, .hint { color: var(--text-2); font-size: 13px; }
.hint { color: var(--text-3); font-size: 12.5px; }
.meta { margin: 6px 0 14px; }
code { font-family: var(--mono); background: var(--code-bg); padding: 1.5px 6px; border-radius: 5px; font-size: 12.5px; }

/* ---- 表单控件 ---- */
.field { margin-bottom: 16px; }
.label { display: block; font-weight: 600; font-size: 13px; color: var(--text-2); margin-bottom: 6px; letter-spacing: .01em; }
.req { color: var(--danger); margin-left: 3px; }
.input {
  width: 100%; padding: 10px 13px; font-size: 15px; font-family: inherit;
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: border-color .14s ease, background .14s ease;
}
.input:hover { border-color: var(--border-strong); }
.input:focus { outline: none; border-color: var(--border-strong); background: var(--surface); box-shadow: 0 0 0 3px var(--glow-weak, rgba(255,255,255,.06)); }
textarea.input { resize: vertical; min-height: 92px; line-height: 1.6; }
.input.mini { padding: 5px 9px; font-size: 12.5px; }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-3) 50%), linear-gradient(135deg, var(--text-3) 50%, transparent 50%); background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 34px; }

.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice {
  display: flex; align-items: center; gap: 6px; padding: 8px 14px; font-size: 14px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer; transition: border-color .14s ease, background .14s ease;
}
.choice:hover { border-color: var(--border-strong); }
.choice:has(input:checked) { border-color: var(--text-2); background: var(--surface-3); }

/* ---- 按钮（对齐 steampy 的 .btn 渐变填充）---- */
button { font: inherit; cursor: pointer; }
.primary, .secondary {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  border-radius: var(--radius-sm); padding: 9px 16px;
  font-size: 13.5px; font-weight: 600; letter-spacing: .01em; text-decoration: none;
  transition: filter .14s ease, transform .06s ease, border-color .14s ease, background .14s ease;
}
.primary {
  background: linear-gradient(180deg, var(--btn-a), var(--btn-b));
  color: var(--strong-inv); border: 1px solid var(--btn-border);
  width: 100%; padding: 12px 16px; font-size: 15px;
}
.primary:hover { filter: brightness(1.06); }
.primary:active { transform: translateY(1px); }
.primary:disabled { opacity: .55; cursor: progress; }
.secondary { background: transparent; color: var(--text-2); border: 1px solid var(--border); }
.secondary:hover { color: var(--text); border-color: var(--border-strong); background: var(--hover-bg); }
button.link { background: none; border: none; color: var(--text-2); padding: 0; text-decoration: underline; font-size: 13px; }
button.link:hover { color: var(--text); }
.inline { display: inline; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 14px 0; }
.row .primary { width: auto; }

.err { color: var(--danger); font-size: 12.5px; margin: 6px 0 0; }
.banner {
  background: var(--surface-2); border: 1px solid var(--border); border-left: 3px solid var(--text-3);
  padding: 11px 14px; border-radius: var(--radius-sm); font-size: 13.5px; color: var(--text-soft);
}
.banner-error { background: var(--danger-bg); border-color: var(--danger-border); border-left-color: var(--danger); color: var(--danger); }
.ok { font-size: 40px; color: var(--ok-text); line-height: 1; }

/* ---- 图片 ---- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.filebtn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 11px 16px; font-size: 14px; cursor: pointer;
  background: var(--surface-2); color: var(--text-2);
  border: 1px dashed var(--border-strong); border-radius: var(--radius-sm);
  transition: color .14s ease, border-color .14s ease, background .14s ease;
}
.filebtn:hover { color: var(--text); border-color: var(--text-2); background: var(--hover-bg); }
.sr-only:disabled + .filebtn { opacity: .5; cursor: not-allowed; }

.thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.thumb { position: relative; margin: 0; width: 92px; height: 92px; border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--border); background: var(--bg-2); }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb .remove {
  position: absolute; top: 4px; right: 4px; width: 22px; height: 22px; line-height: 1;
  border-radius: 50%; background: rgba(0, 0, 0, .68); color: #fff; border: none; font-size: 13px;
}
.thumb .remove:hover { background: var(--danger); }
.thumb-img { max-width: 132px; max-height: 132px; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.imgfield .hint { margin-top: 8px; }
.upload-status { font-size: 12.5px; color: var(--text-3); margin: 6px 0 0; }

/* ---- 统计卡 ---- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { text-align: center; margin: 0; padding: 16px 10px; }
.stat .num { display: block; font-family: var(--mono); font-size: 27px; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; }
.stat .lbl { color: var(--text-3); font-size: 12px; }
.ok-num { color: var(--ok-text); }
.warn-num { color: var(--danger); }

.people { margin: 0; padding-left: 18px; }
.tag, .pill {
  display: inline-flex; align-items: center; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px;
  font-size: 12px; color: var(--text-2); white-space: nowrap;
}

/* ---- 表格 ---- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th, .tbl td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--divider); vertical-align: middle; }
.tbl th { color: var(--text-3); font-weight: 600; font-size: 12px; letter-spacing: .02em; }
.tbl tbody tr:hover { background: var(--hover-bg); }
.tbl td { color: var(--text-soft); }
.tbl .url { max-width: 320px; }
.tbl .ops { white-space: nowrap; display: flex; gap: 10px; align-items: center; }
tr.muted td { opacity: .5; }

.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters label { font-size: 12.5px; color: var(--text-3); display: flex; gap: 6px; align-items: center; }
.filters .input { width: auto; }

/* ---- 留痕时间线 ---- */
.rev { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 13px; margin-bottom: 10px; background: var(--surface-2); }
.rev-head { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.badge {
  font-size: 11px; padding: 2.5px 8px; border-radius: 5px; font-weight: 600; letter-spacing: .01em;
  background: var(--badge-bg); color: var(--badge-fg);
}
.changes { margin: 8px 0 0; padding-left: 18px; font-size: 13.5px; }
.changes .from { color: var(--text-3); text-decoration: line-through; }
.changes .to { color: var(--text); }
.kv { display: grid; grid-template-columns: 116px 1fr; gap: 7px 14px; margin: 10px 0 0; font-size: 14px; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; word-break: break-word; color: var(--text-soft); }
details summary { cursor: pointer; color: var(--text-2); font-size: 13px; padding: 4px 0; }
details summary:hover { color: var(--text); }

/* ---- 汇总 Markdown ---- */
.md h2 { font-size: 15px; margin: 18px 0 8px; }
.md h3 { font-size: 14px; }
.md p { margin: 7px 0; }
.md ul, .md ol { margin: 7px 0; padding-left: 20px; }
.md li { margin: 3px 0; }
.md code { background: var(--code-bg); }

/* ---- 表单编辑器 ---- */
body.wide .wrap { max-width: 1320px; }
.editor-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(300px, 1fr); gap: 14px; align-items: start; }
.editor-preview { position: sticky; top: 72px; }
.preview-frame { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px; }
.preview-box { background: var(--surface); border-radius: var(--radius-sm); padding: 16px; max-height: 68vh; overflow: auto; }
.preview-box .preview-title { font-size: 18px; margin: 0 0 8px; }
.preview-box .primary { margin-top: 8px; opacity: .8; }
.preview-missing { color: var(--danger); }

.fcard { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 11px; margin-bottom: 10px; background: var(--surface-2); }
.fcard:hover { border-color: var(--border-strong); }
.fcard-head { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.fcard-head .input[data-prop='label'] { flex: 1 1 220px; min-width: 140px; }
.ftype { flex: 0 0 auto; width: auto; }
.fcard-extra { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 9px; }
.fcard .fkey { margin: 7px 0 0; }
.fcard.has-error { border-color: var(--danger); background: var(--danger-bg); }
.fcard.dragging { opacity: .45; }
.fcard.drop-before { box-shadow: 0 -3px 0 0 var(--text); }
.fcard.drop-after { box-shadow: 0 3px 0 0 var(--text); }
.addfield-row { display: flex; flex-wrap: wrap; gap: 8px; }
.addfield-row .secondary { padding: 7px 12px; font-size: 13px; }

.drag-handle { cursor: grab; color: var(--text-3); font-size: 15px; padding: 0 2px; user-select: none; }
.drag-handle:hover { color: var(--text); }
.drag-handle:active { cursor: grabbing; }
.fnum {
  min-width: 22px; height: 22px; line-height: 22px; text-align: center;
  background: var(--surface-3); border-radius: 5px; font-size: 11.5px; color: var(--text-3);
  font-family: var(--mono);
}
.icon-btn {
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px;
  width: 29px; height: 29px; line-height: 1; color: var(--text-2);
  display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn:hover:not(:disabled) { color: var(--text); border-color: var(--border-strong); background: var(--hover-bg); }
.icon-btn:disabled { opacity: .32; cursor: default; }
.icon-btn.danger { color: var(--danger); }
.chk { display: flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--text-2); white-space: nowrap; }
.fmini { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--text-3); }
.fmini .input { width: 92px; }
.fmini-block { flex-direction: column; align-items: stretch; width: 100%; }
.fmini-block textarea { width: 100%; }
.warn-text { color: var(--danger); }

/* ---- 汇总页 ---- */
.filters .primary { width: auto; }
.tbl td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.fstat {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 14px; margin-bottom: 10px; background: var(--surface-2);
}
.fstat-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 9px; }
.fstat-head .hint { margin-left: auto; }
.mini-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(88px, 1fr)); gap: 8px; }
.mini-grid > div {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 9px 10px; text-align: center;
}
.mini-num { display: block; font-family: var(--mono); font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.mini-lbl { display: block; font-size: 11.5px; color: var(--text-3); }
.bar-cell { width: 30%; min-width: 90px; }
.bar { display: block; height: 6px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.bar-fill { display: block; height: 100%; background: var(--text-2); border-radius: 999px; }

.foot { text-align: center; color: var(--text-3); font-size: 12px; padding: 26px 16px 34px; }

@media (max-width: 900px) {
  .editor-grid { grid-template-columns: 1fr; }
  .editor-preview { position: static; }
}

@media (max-width: 640px) {
  .wrap { padding: 14px; }
  .card { padding: 16px; }
  .topbar { padding: 0 14px; gap: 10px; }
  .nav { gap: 13px; font-size: 13px; }
  .kv { grid-template-columns: 90px 1fr; }
  .tbl .url { display: none; }
  .tbl thead th:nth-child(4) { display: none; }
}