:root {
  --primary: #1a9e5a;
  --primary-dark: #147a45;
  --primary-soft: #e9f9f0;
  --ok: #1a9e5a;
  --warn: #d9822b;
  --danger: #d64545;
  --bg: #f5f7fb;
  --card: #ffffff;
  --border: #e5e9f2;
  --text: #1f2a44;
  --muted: #7a869a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: saturate(1.6) blur(10px);
  -webkit-backdrop-filter: saturate(1.6) blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo { flex: 0 0 auto; display: flex; align-items: center; }
.logo img { display: block; height: 34px; width: auto; }
.brand p { margin: 0; font-size: 12px; color: var(--muted); }
.topbar .spacer { flex: 1; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid #cdebd9;
  padding: 5px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 158, 90, .16);
}

.container { max-width: 1180px; margin: 0 auto; padding: 26px 20px 64px; }
.title { font-size: 24px; font-weight: 700; margin: 0 0 8px; }
.desc { color: var(--muted); margin: 0 0 18px; font-size: 14px; }
.desc b { color: var(--text); }

/* ---------- 步骤条 ---------- */
.steps {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
}
.steps li {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 12px;
  color: var(--muted);
}
.steps li b { font-size: 13.5px; color: var(--muted); font-weight: 700; }
.steps li.now { border-color: var(--primary); background: var(--primary-soft); }
.steps li.now b { color: var(--primary-dark); }
.steps li.done b { color: var(--ok); }
.steps li.done b::after { content: " ✓"; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 6px 24px rgba(31, 42, 68, .05);
}

.dropzone {
  border: 2px dashed #c9d3e6;
  border-radius: 10px;
  padding: 32px 16px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--primary); background: #f2f6ff; }
.dz-icon { line-height: 0; margin-bottom: 10px; color: var(--primary); }
.dz-text { font-size: 15px; }
.link { color: var(--primary); font-weight: 600; }
.hint { font-size: 12px; color: var(--muted); }

.list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 22px 0 10px;
  font-size: 15px;
  font-weight: 600;
}
.list-head .tag {
  font-size: 12px;
  font-weight: 400;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border-radius: 6px;
  padding: 2px 7px;
  margin-left: 6px;
  font-style: normal;
}
.list-actions { display: flex; gap: 10px; }

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: all .15s;
  min-height: 38px;
}
.btn:hover { border-color: #cfd6e6; background: #fafbff; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.btn.primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.filelist { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.filelist .empty, .strip .empty { margin: 0; padding: 20px; text-align: center; color: var(--muted); font-size: 13px; }

.fileitem {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.fileitem:last-child { border-bottom: none; }
.fileitem .fno {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #eef1f8;
  color: var(--muted);
  font-size: 12px;
  display: grid;
  place-items: center;
}
.fileitem .fname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fileitem .fstatus { font-size: 12px; color: var(--ok); white-space: nowrap; }
.fileitem .fstatus.err { color: var(--danger); }
.mini {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 6px;
  min-width: 30px;
  padding: 3px 8px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text);
}
.mini:hover { border-color: var(--primary); color: var(--primary); }
.mini.del:hover { border-color: var(--danger); color: var(--danger); }

/* ---------- 工具条 + 页面卡片 ---------- */
.toolbar {
  position: sticky;
  top: 63px;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: #f7f9fe;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.selinfo { font-size: 13px; font-weight: 600; color: var(--primary-dark); margin-right: 4px; }
.howto { font-size: 12px; color: var(--muted); margin: 8px 2px 0; }

.strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  min-height: 120px;
  padding: 10px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: #fcfdff;
}
.pg {
  position: relative;
  width: 96px;
  padding: 12px 6px 8px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  transition: border-color .12s, box-shadow .12s, transform .12s;
}
.pg:hover { border-color: #cfd6e6; box-shadow: 0 2px 8px rgba(31, 42, 68, .08); }
.pg.on { border-color: var(--primary); background: var(--primary-soft); box-shadow: 0 0 0 2px rgba(26, 158, 90, .14); }
.pg .seq {
  position: absolute;
  top: -7px;
  left: -6px;
  min-width: 20px;
  height: 20px;
  padding: 0 4px;
  border-radius: 10px;
  background: var(--muted);
  color: #fff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}
.pg.on .seq { background: var(--primary); }
.pg .paper {
  border: 1px solid #c9d3e6;
  border-radius: 3px;
  background: #fff;
  display: grid;
  place-items: center;
  position: relative;
  box-shadow: inset 0 0 0 1px #f2f5fb;
}
.pg .pnum { font-size: 15px; font-weight: 700; color: #8f9bb3; }
.pg.on .pnum { color: var(--primary-dark); }
.pg .prot {
  position: absolute;
  right: -6px;
  bottom: -6px;
  font-size: 12px;
  background: var(--warn);
  color: #fff;
  border-radius: 8px;
  padding: 0 5px;
  line-height: 17px;
}
.pg .cap { font-size: 12px; color: var(--muted); white-space: nowrap; }
.pg.drag { opacity: .4; }

.export-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.export-row .btn.primary { font-size: 15px; padding: 11px 20px; }

.status { margin: 12px 0 0; font-size: 13px; min-height: 20px; color: var(--muted); }
.status.ok { color: var(--ok); font-weight: 600; }
.status.err { color: var(--danger); font-weight: 600; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: rgba(31, 42, 68, .92);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 9999;
  max-width: 80%;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .25);
}

/* ---------- Panel ---------- */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(31, 42, 68, .05);
  overflow: hidden;
  margin-top: 22px;
}
.panel-head { display: flex; align-items: center; gap: 10px; padding: 15px 18px; border-bottom: 1px solid var(--border); }
.panel-head .ic {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  background: var(--primary-soft);
  color: var(--primary);
}
.panel-head h2 { font-size: 14.5px; margin: 0; font-weight: 700; color: var(--text); }
.panel-head .hint { color: var(--muted); margin-left: auto; text-align: right; }
.panel-body { padding: 18px; }

.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.lab { font-size: 14px; color: var(--muted); }
input[type=text], select {
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  min-height: 38px;
}
input[type=text] { width: 260px; }
select { max-width: 320px; }
.match { margin: 10px 0 0; color: var(--primary-dark); font-weight: 600; }
.panel-body .hint { margin: 8px 0 0; }
.panel-body code {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  padding: 1px 5px;
  border-radius: 5px;
}

/* ---------- 说明与常见问题（SEO / GEO 正文） ---------- */
.seo .panel-body { display: grid; gap: 18px; padding-top: 16px; }
.seo p { margin: 0; font-size: 13px; line-height: 1.75; color: var(--muted); }
.seo .lead { font-size: 13.5px; color: #334155; }
.seo .lead b { color: var(--text); font-weight: 600; }
.seo h3 { font-size: 14px; color: var(--text); margin: 0 0 8px; font-weight: 600; }
.seo ul, .seo ol { margin: 0; padding-left: 20px; }
.seo li { font-size: 13px; line-height: 1.8; color: var(--muted); }
.seo li b { color: #334155; font-weight: 600; }
.seo li + li { margin-top: 2px; }
.seo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px 28px; }
.seo .note {
  font-size: 12.5px;
  color: var(--muted);
  border-left: 3px solid #cdebd9;
  padding-left: 10px;
  margin-top: 10px;
}
.seo details { border-top: 1px solid var(--border); padding: 9px 0; }
.seo details:first-of-type { border-top: 0; padding-top: 0; }
.seo summary {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.seo summary::-webkit-details-marker { display: none; }
.seo summary::before { content: "+"; flex: 0 0 auto; width: 14px; color: var(--primary); font-weight: 700; line-height: 1.6; }
.seo details[open] summary::before { content: "−"; }
.seo .faq-a { margin: 7px 0 0; padding-left: 22px; }
.seo .faq-a code { font-size: 12px; }

.note { margin-top: 24px; font-size: 12px; color: var(--muted); text-align: center; }

footer.foot {
  max-width: 1180px;
  margin: 8px auto 40px;
  padding: 0 20px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  line-height: 1.7;
}
footer.foot p { margin: 4px 0; }
footer.foot b { color: #334155; font-weight: 600; }
footer.foot a { color: var(--primary); text-decoration: none; }
footer.foot a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .seo .faq-a { padding-left: 0; }
  .panel-head .hint { display: none; }
}

@media (max-width: 640px) {
  .topbar-inner { padding: 12px 16px; gap: 10px; }
  .brand p { display: none; }
  .container { padding: 18px 14px 48px; }
  .title { font-size: 19px; }
  .steps li span { display: none; }
  .card { padding: 14px; }
  .dropzone { padding: 24px 12px; }
  .toolbar { position: static; }
  .pg { width: 84px; }
  input[type=text], select { width: 100%; max-width: none; }
  .export-row .btn.primary { width: 100%; }
}

/* ---------- 本页新增：水印参数与图片卡片 ---------- */
input[type=file] {
  padding: 7px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  background: #fff;
  color: var(--text);
  max-width: 100%;
}
input[type=color] {
  width: 52px;
  height: 38px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}
.radios { display: inline-flex; gap: 18px; font-size: 14px; }
.radios label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }

.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px 22px; margin: 14px 0 4px; }
.slider-cell { display: flex; flex-direction: column; gap: 6px; }
.slider-cell label { font-size: 13px; color: var(--muted); }
.slider-cell output { font-weight: 700; color: var(--primary-dark); }
input[type=range] { width: 100%; accent-color: var(--primary); }
input[type=radio], input[type=checkbox] { accent-color: var(--primary); }

.imggrid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
  min-height: 90px;
  padding: 10px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: #fcfdff;
}
.imgcard {
  position: relative;
  width: 158px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: border-color .12s, box-shadow .12s;
}
.imgcard:hover { border-color: #cfd6e6; box-shadow: 0 2px 8px rgba(31, 42, 68, .08); }
.imgcard.on { border-color: var(--primary); background: var(--primary-soft); box-shadow: 0 0 0 2px rgba(26, 158, 90, .14); }
.imgcard .thumb {
  width: 140px;
  height: 92px;
  display: grid;
  place-items: center;
  background:
    conic-gradient(#eef1f8 0 25%, #fff 0 50%, #eef1f8 0 75%, #fff 0) 0 0 / 16px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.imgcard .thumb img { max-width: 100%; max-height: 100%; display: block; }
.imgcard .raw-ic { font-size: 26px; color: var(--muted); }
.imgcard .cap { font-size: 12px; color: var(--muted); text-align: center; line-height: 1.5; overflow-wrap: anywhere; }
.imgcard .cap b { color: var(--text); font-weight: 600; }
.imgcard .badge {
  position: absolute;
  top: -7px;
  left: -6px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 10px;
  background: var(--muted);
  color: #fff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}
.imgcard.on .badge { background: var(--primary); }