:root {
  --zbtool-shell-padding: 24px;
  --zbtool-brand: #2563eb;
  --zbtool-brand-strong: #1749c7;
  --zbtool-brand-soft: #eef4ff;
  --zbtool-surface: #ffffff;
  --zbtool-surface-soft: #f7f9fc;
  --zbtool-surface-emphasis: #f3f7ff;
  --zbtool-text: #122033;
  --zbtool-text-muted: #64748b;
  --zbtool-border: #dbe4f0;
  --zbtool-border-strong: #cbd8ea;
  --zbtool-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.32);
}

.zbtool-card {
  max-width: none;
}

.workspace,
.panel-work,
.panel-related,
.panel-comments {
  display: grid;
  gap: 20px;
}

.panel-intro,
.panel-work,
.panel-related,
.panel-comments {
  position: relative;
  overflow: hidden;
}

.panel-intro::before,
.panel-work::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 140px;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 52%),
    linear-gradient(180deg, rgba(37, 99, 235, 0.06), rgba(37, 99, 235, 0));
  pointer-events: none;
}

.intro-head,
.starter-layout {
  position: relative;
  z-index: 1;
}

.intro-head {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.7fr);
  gap: 22px;
  align-items: start;
}

.intro-meta {
  display: grid;
  gap: 16px;
}

.intro-meta h1 {
  margin: 0;
  color: var(--zbtool-text);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.intro-meta .muted {
  margin: 0;
  max-width: 900px;
  color: #475569;
  font-size: 15px;
  line-height: 1.9;
}

.intro-meta .ok {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-right: 8px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.08);
}

.panel-intro .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.panel-intro .tags span,
.intro-highlights span,
.tool-billing span,
.result-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.panel-intro .tags span {
  border: 1px solid rgba(37, 99, 235, 0.16);
  background: rgba(255, 255, 255, 0.9);
  color: #31527f;
}

.tool-billing {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-billing .bill-mode {
  background: linear-gradient(135deg, var(--zbtool-brand) 0%, var(--zbtool-brand-strong) 100%);
  color: #fff;
  box-shadow: 0 16px 28px -20px rgba(37, 99, 235, 0.78);
}

.tool-billing .bill-credit {
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
}

.intro-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.intro-highlights span {
  border: 1px solid #d7e3f7;
  background: rgba(247, 249, 252, 0.96);
  color: #516176;
}

.lang-switch {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid #d9e4f3;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 249, 255, 0.98) 100%);
  box-shadow: var(--zbtool-shadow);
}

.lang-switch label {
  color: var(--zbtool-text);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.lang-switch select,
.control input,
.control select,
.control textarea,
.result-box,
.zbtool-comments .com_box textarea,
.zbtool-comments .com_info li input,
.zbtool-comments .com_info > input[type="hidden"] + input {
  box-sizing: border-box;
  width: 100%;
  border: 1px solid var(--zbtool-border);
  border-radius: 18px;
  background: #fff;
  color: var(--zbtool-text);
  padding: 14px 16px;
  font-size: 14px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.lang-switch select {
  min-height: 48px;
}

.starter-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 22px;
  align-items: start;
}

.starter-main,
.starter-side {
  display: grid;
  gap: 20px;
}

.starter-side .result-card {
  position: sticky;
  top: 24px;
}

.tool-block {
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid #dde6f2;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 253, 0.98) 100%);
  box-shadow: var(--zbtool-shadow);
}

.section-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: linear-gradient(180deg, #edf4ff 0%, #dbe9ff 100%);
  color: #1e40af;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid #c8dafc;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.section-pill-soft {
  background: linear-gradient(180deg, #fff8e8 0%, #fef0c7 100%);
  border-color: #f7d894;
  color: #9a6700;
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.control {
  display: grid;
  gap: 8px;
}

.control-wide {
  grid-column: span 2;
}

.control span {
  color: #334155;
  font-size: 13px;
  font-weight: 600;
}

.control textarea,
.result-box {
  line-height: 1.75;
  resize: vertical;
}

.control textarea {
  min-height: 160px;
}

.result-box {
  min-height: 320px;
  background:
    linear-gradient(180deg, #f9fbff 0%, #f4f8ff 100%);
}

.lang-switch select:focus,
.control input:focus,
.control select:focus,
.control textarea:focus,
.result-box:focus,
.zbtool-comments .com_box textarea:focus,
.zbtool-comments .com_info li input:focus {
  outline: none;
  border-color: #7aa2ff;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.action-row button,
.zbtool-comments .com_info button {
  border: 1px solid var(--zbtool-border-strong);
  background: #fff;
  color: #334155;
  border-radius: 999px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.action-row button:hover,
.zbtool-comments .com_info button:hover {
  transform: translateY(-1px);
  border-color: #aac3f6;
  box-shadow: 0 16px 30px -22px rgba(15, 23, 42, 0.44);
  background: #fff;
}

.action-row button.primary,
.zbtool-comments .com_info button {
  border-color: transparent;
  background: linear-gradient(135deg, var(--zbtool-brand) 0%, var(--zbtool-brand-strong) 100%);
  color: #fff;
  box-shadow: 0 16px 28px -20px rgba(37, 99, 235, 0.78);
}

.action-row button.primary:hover,
.zbtool-comments .com_info button:hover {
  background: linear-gradient(135deg, #2d6df3 0%, #1b53d6 100%);
}

.action-row button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.helper-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid #e4eaf4;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(246, 248, 252, 0.98) 100%);
}

.helper-list,
.empty-state {
  margin: 0;
  color: var(--zbtool-text-muted);
  line-height: 1.9;
}

.helper-list {
  padding-left: 18px;
}

.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.result-badge {
  border: 1px solid #cfe0ff;
  background: #edf4ff;
  color: #1d4ed8;
}

.tool-tip {
  min-height: 22px;
  color: #475569;
  font-size: 13px;
  line-height: 1.7;
}

.tool-tip.error {
  color: #c2410c;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid #e4eaf4;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.stat-card span {
  font-size: 12px;
  color: var(--zbtool-text-muted);
}

.stat-card strong {
  font-size: 18px;
  line-height: 1.2;
  color: var(--zbtool-text);
  font-weight: 800;
}

.panel-related h2,
.zbtool-comments h3 {
  display: block !important;
  margin: 0 0 18px !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  color: var(--zbtool-text) !important;
  text-indent: 0 !important;
  font-size: 22px !important;
  line-height: 1.25 !important;
  font-weight: 800 !important;
  letter-spacing: -0.02em;
}

.panel-related .zbtool-related-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.panel-related .zbtool-related-list li {
  margin: 0;
  border: 1px solid #dde6f2;
  border-radius: 22px;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: var(--zbtool-shadow);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.panel-related .zbtool-related-list li:hover {
  transform: translateY(-2px);
  border-color: #c7d8f4;
  box-shadow: 0 22px 44px -30px rgba(15, 23, 42, 0.38);
}

.panel-related .zbtool-related-list li a {
  display: grid;
  gap: 12px;
  height: 100%;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}

.panel-related .zbtool-related-list .logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--zbtool-text);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.panel-related .zbtool-related-list .logo img,
.panel-related .zbtool-related-list .related-logo-placeholder {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border-radius: 14px;
}

.panel-related .zbtool-related-list .logo img {
  display: block;
  object-fit: cover;
  background: #f1f5f9;
  border: 1px solid #d9e4f3;
}

.panel-related .zbtool-related-list .related-logo-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e7efff 0%, #d8e7ff 100%);
  border: 1px solid #c6d8fb;
  color: #1e40af;
  font-size: 18px;
  font-weight: 800;
}

.tool-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0;
}

.tool-price,
.tool-views {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.tool-price.free {
  background: #ecfdf3;
  color: #0f8a48;
}

.tool-price.vip {
  background: #fff7db;
  color: #a16207;
}

.tool-views {
  background: #f1f5f9;
  color: #516176;
}

.panel-related .zbtool-related-list .desc {
  margin: 0;
  color: var(--zbtool-text-muted);
  font-size: 13px;
  line-height: 1.8;
}

.zbtool-comments .compost {
  margin: 0 0 22px;
  padding: 20px;
  border: 1px solid #e0e8f3;
  border-radius: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.zbtool-comments .com_name {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #1d4ed8;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 700;
}

.zbtool-comments .com_name a,
.zbtool-comments .clbody .cinfo h5,
.zbtool-comments .clbody .cinfo span a,
.zbtool-comments .clbody p a {
  color: #1d4ed8;
}

.zbtool-comments .com_info {
  margin-top: 14px;
}

.zbtool-comments .com_info ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.zbtool-comments .com_info li {
  display: grid;
  gap: 8px;
  margin: 0;
}

.zbtool-comments .com_info li:last-child:nth-child(odd) {
  grid-column: span 2;
}

.zbtool-comments .com_info li span {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
}

.zbtool-comments .com_info li img {
  display: block;
  border-radius: 10px;
  border: 1px solid #dbe4f0;
}

.zbtool-comments .com_box {
  margin: 14px 0 0;
}

.zbtool-comments .com_box textarea {
  display: block;
  min-height: 160px;
  background: #fff;
}

.zbtool-comments .comlist ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid #edf2f7;
}

.zbtool-comments .comlist ul ul {
  margin: 16px 0 0 24px;
  padding-left: 18px;
  border-left: 2px solid #e6edf8;
  border-top: 0;
}

.zbtool-comments .comlist li {
  display: block;
  overflow: hidden;
  padding: 18px 0;
}

.zbtool-comments .comlist li img {
  float: left;
  width: 44px;
  height: 44px;
  max-width: none;
  border-radius: 14px;
  object-fit: cover;
  border: 1px solid #d8e2ef;
}

.zbtool-comments .comlist li .clbody {
  margin-left: 60px;
}

.zbtool-comments .clbody .cinfo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}

.zbtool-comments .clbody .cinfo h5 {
  margin: 0;
  font-size: 15px;
  line-height: 1.4;
  font-weight: 700;
}

.zbtool-comments .clbody .cinfo span {
  flex: 0 0 auto;
}

.zbtool-comments .clbody em {
  display: block;
  margin: 0 0 8px;
  color: #94a3b8;
  line-height: 1.6;
  font-size: 12px;
  font-style: normal;
}

.zbtool-comments .clbody p {
  margin: 0;
  color: #475569;
  line-height: 1.9;
  overflow: hidden;
}

.pagebar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.pagebar a,
.pagebar .now-page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--zbtool-border);
  text-decoration: none;
  color: #334155;
  background: #fff;
  font-weight: 600;
}

.pagebar .now-page {
  background: #edf4ff;
  border-color: #cfe0ff;
  color: #1d4ed8;
}

@media (max-width: 1100px) {
  .intro-head,
  .starter-layout {
    grid-template-columns: 1fr;
  }

  .starter-side .result-card {
    position: static;
  }
}

@media (max-width: 760px) {
  :root {
    --zbtool-shell-padding: 16px;
  }

  .tool-block,
  .lang-switch,
  .zbtool-comments .compost,
  .panel-related .zbtool-related-list li {
    border-radius: 20px;
  }

  .control-grid,
  .stats-grid,
  .panel-related .zbtool-related-list,
  .zbtool-comments .com_info ul {
    grid-template-columns: 1fr;
  }

  .control-wide,
  .zbtool-comments .com_info li:last-child:nth-child(odd) {
    grid-column: auto;
  }

  .panel-intro .tags,
  .tool-billing,
  .intro-highlights,
  .action-row {
    gap: 8px;
  }

  .panel-related .zbtool-related-list li a,
  .tool-block,
  .zbtool-comments .compost {
    padding: 16px;
  }

  .zbtool-comments .com_name,
  .zbtool-comments .clbody .cinfo,
  .tool-meta-row {
    align-items: flex-start;
    flex-direction: column;
  }

.zbtool-comments .comlist ul ul {
  margin-left: 14px;
  padding-left: 12px;
}
}

.ip-layout .current-ip-card {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border: 1px dashed #bfd3f7;
  border-radius: 18px;
  background: rgba(239, 246, 255, 0.8);
  color: var(--zbtool-text);
}

.ip-layout .current-ip-card span {
  color: var(--zbtool-text-muted);
  font-size: 13px;
}

.ip-layout .recent-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ip-layout .recent-chip {
  border: 1px solid var(--zbtool-border);
  background: #fff;
  color: var(--zbtool-text);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
}

.ip-layout .recent-empty {
  color: var(--zbtool-text-muted);
  font-size: 13px;
}

.ip-layout .result-list {
  display: grid;
  gap: 12px;
}

.ip-layout .result-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--zbtool-border);
  border-radius: 18px;
  background: rgba(247, 249, 252, 0.92);
}

.ip-layout .result-row span {
  color: var(--zbtool-text-muted);
  font-size: 13px;
}

.ip-layout .result-row strong {
  color: var(--zbtool-text);
  font-size: 14px;
  text-align: right;
}

@media (max-width: 860px) {
  .ip-layout .current-ip-card,
  .ip-layout .result-row {
    flex-direction: column;
    align-items: flex-start;
  }
}