:root{
  --bg0:#07080a;
  --bg1:#0b0d12;
  --panel: rgba(255,255,255,.06);
  --panel2: rgba(255,255,255,.085);
  --stroke: rgba(255,255,255,.12);
  --text:#e8eaf0;
  --muted:#a6adbb;
  --accent:#7c5cff;
  --accent2:#20d3ff;
  --good:#2df8b6;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --jbDockW: min(300px, calc(100vw - 80px));
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft Yahei",Helvetica,Arial,sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 800px at 10% 10%, rgba(124,92,255,.22), transparent 55%),
              radial-gradient(900px 700px at 90% 20%, rgba(32,211,255,.18), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

.bg{position:fixed; inset:0; pointer-events:none;}
.grid{
  position:absolute; inset:-2px;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(600px 420px at 50% 10%, rgba(0,0,0,1), transparent 70%);
  opacity:.25;
}
.glow{
  position:absolute; inset:0;
  background:
    radial-gradient(600px 500px at 50% 0%, rgba(124,92,255,.22), transparent 60%),
    radial-gradient(700px 520px at 70% 30%, rgba(32,211,255,.12), transparent 60%);
  filter: blur(18px);
  opacity:.8;
}

.container{
  position:relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px 20px 36px;
}

.freeLanding{
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.freeCenterWrap{
  width: min(620px, 100%);
}
.freeCard{
  padding: 24px 24px 20px;
}
.freeCard .plan{
  font-size: 20px;
}
.freeCard .features{
  margin-top: 14px;
  font-size: 14px;
}
.freeCard .jbDownloadBtn{
  margin-top: 18px;
  min-width: 14em;
  padding: 14px 30px;
  font-size: 16px;
}

/* JB Tool 下载：与套餐 .card 同款视觉；桌面端贴视口右侧 40px，与主内容区留白 40px */
.containerDock{
  padding: 56px 40px 36px 20px;
}
.containerDock .dockFlow{
  padding-right: calc(40px + var(--jbDockW));
}
.jbDock{
  position: fixed;
  right: 40px;
  top: 56px;
  z-index: 20;
  width: var(--jbDockW);
}
.jbDock .jbCard{
  margin: 0;
  display: flex;
  flex-direction: column;
}
.jbMacBadge{
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: rgba(232,234,240,.92);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.22);
  white-space: nowrap;
}
.jbOsLine{
  margin-top: 10px;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.10);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.jbOsLabel{
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(166,173,187,.95);
  font-family: var(--mono);
}
.jbOsValue{
  font-size: 13px;
  line-height: 1.55;
  color: rgba(232,234,240,.95);
}
.jbDownloadBtn{
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  margin-top: 14px;
  width: fit-content;
  min-width: 11.5em;
  padding: 13px 28px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 820;
  letter-spacing: .04em;
  color: #fff;
  border: none;
  background: linear-gradient(135deg, #6b4dff 0%, var(--accent) 40%, #17c6f0 100%);
  box-shadow:
    0 10px 32px rgba(124, 92, 255, .5),
    0 4px 14px rgba(32, 211, 255, .25);
  transition: transform .12s ease, filter .12s ease, box-shadow .12s ease;
}
.jbDownloadBtn:link,
.jbDownloadBtn:visited,
.jbDownloadBtn:hover,
.jbDownloadBtn:active,
.jbDownloadBtn:focus,
.jbDownloadBtn:focus-visible{
  text-decoration: none;
  color: #fff;
}
.jbDownloadBtn:hover{
  transform: translateY(-2px);
  filter: brightness(1.06);
  box-shadow:
    0 14px 40px rgba(124, 92, 255, .58),
    0 6px 18px rgba(32, 211, 255, .32);
}
.jbDownloadBtn:active{
  transform: translateY(0);
  filter: brightness(.98);
}

.containerDock .header{
  margin-bottom: 0;
}
.containerDock .cards{
  margin-top: 40px;
  margin-bottom: 22px;
}

.header{
  margin-bottom: 26px;
}
.adminNav{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}
.adminNavLink{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.20);
  color: rgba(232,234,240,.92);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .03em;
}
.adminNavLink:hover{
  border-color: rgba(32,211,255,.35);
}
.adminNavLink.active{
  border-color: rgba(124,92,255,.45);
  background: linear-gradient(180deg, rgba(124,92,255,.18), rgba(0,0,0,.24));
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 12px;
  border-radius: 999px;
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.05);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(232,234,240,.9);
}
.header h1{
  margin: 14px 0 8px;
  font-weight: 760;
  font-size: 40px;
  letter-spacing: -0.02em;
}
.sub{
  margin:0;
  color: var(--muted);
  max-width: 760px;
  line-height: 1.6;
}

.cards{
  display:grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 26px 0 22px;
}

.card{
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  padding: 16px 16px 14px;
  position:relative;
  overflow:hidden;
}
.card::before{
  content:"";
  position:absolute; inset:-1px;
  background: radial-gradient(380px 220px at 20% 0%, rgba(124,92,255,.25), transparent 60%),
              radial-gradient(420px 260px at 100% 20%, rgba(32,211,255,.18), transparent 62%);
  opacity:.6;
  pointer-events:none;
}
.card > *{position:relative}

.cardTop{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}
.plan{
  font-weight: 700;
  letter-spacing:.06em;
  color: rgba(232,234,240,.92);
}
.price{
  font-size: 28px;
  font-weight: 820;
}
.yen{
  font-size: 14px;
  color: rgba(232,234,240,.7);
  margin-right: 2px;
}
.count{
  margin-top: 10px;
  font-size: 32px;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.features{
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display:flex;
  flex-direction:column;
  gap:8px;
  color: var(--muted);
  font-size: 13px;
}
.features li{
  display:flex;
  align-items:center;
  gap:10px;
}
.features li::before{
  content:"";
  width:8px; height:8px;
  border-radius: 999px;
  background: rgba(45,248,182,.9);
  box-shadow: 0 0 0 3px rgba(45,248,182,.12);
}

.highlight{
  border-color: rgba(124,92,255,.35);
  background: linear-gradient(180deg, rgba(124,92,255,.16), rgba(255,255,255,.05));
}
.highlight .plan{
  color: rgba(255,255,255,.96);
}

.contact{
  margin-top: 10px;
}
.contactCard{
  border-radius: var(--radius);
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  padding: 18px;
}
.contactCard h2{
  margin:0;
  font-size: 18px;
  letter-spacing: .02em;
}
.contactText{
  margin: 10px 0 14px;
  color: var(--muted);
  line-height: 1.7;
}
.contactGrid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 16px;
  align-items: start;
}
.contactInfo{
  display:flex;
  flex-direction:column;
  gap: 10px;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.10);
}
.row{
  display:flex;
  justify-content: space-between;
  gap:12px;
  font-size: 13px;
}
.label{color: rgba(166,173,187,.9)}
.value{
  color: rgba(232,234,240,.95);
  font-family: var(--mono);
}

.qrWrap{
  padding: 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.10);
}
.qrTitle{
  font-size: 12px;
  color: rgba(166,173,187,.9);
  margin-bottom: 10px;
}
.qr{
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1/1;
  object-fit: contain;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
}
.qrHint{
  margin-top: 10px;
  font-size: 12px;
  color: rgba(166,173,187,.85);
  line-height: 1.6;
}

.usageNote{
  margin-top: 30px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.22);
}
.usageNote h3{
  margin: 0 0 8px;
  font-size: 14px;
  letter-spacing: .03em;
}
.usageNote ul{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 13px;
}

.adminForm{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 12px;
}
.adminLabel{
  display: grid;
  gap: 8px;
  color: rgba(166,173,187,.92);
  font-size: 12px;
  letter-spacing: .06em;
}
.adminLabel.inline{
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.adminInput,
.adminTextarea,
.adminSelect{
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  color: rgba(232,234,240,.95);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 13px;
}
.adminSelect.small{
  width: auto;
  min-width: 76px;
  padding: 8px 10px;
}
.adminTextarea{
  min-height: 88px;
  resize: vertical;
}
.adminActions{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.adminSearchRow{
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.adminSearchRow .adminInput{
  max-width: 380px;
}
.adminGhostBtn{
  border-radius: 16px;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.22);
  color: rgba(232,234,240,.9);
  cursor: pointer;
  font-weight: 700;
  letter-spacing: .04em;
}
.adminGhostBtn:hover{
  border-color: rgba(32,211,255,.30);
  transform: translateY(-1px);
  transition: transform .12s ease, border-color .12s ease;
}
.adminTableWrap{
  width: 100%;
  overflow: auto;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
}
.adminTable{
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}
.adminTable th,
.adminTable td{
  padding: 12px 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  vertical-align: top;
}
.adminTable th{
  color: rgba(166,173,187,.92);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-family: var(--mono);
}
.adminTable td code{
  font-family: var(--mono);
  color: rgba(232,234,240,.92);
}
.cipherCell{
  display: flex;
  gap: 10px;
  align-items: center;
}
.adminRowActions{
  white-space: nowrap;
}
.adminMiniBtn{
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  color: rgba(232,234,240,.92);
  cursor: pointer;
  font-weight: 700;
}
.adminMiniBtn:hover{
  border-color: rgba(124,92,255,.30);
}
.adminMiniBtn.danger{
  border-color: rgba(255,255,255,.12);
}
.adminMiniBtn.danger:hover{
  border-color: rgba(255,110,110,.45);
}
.stateOk{
  font-family: var(--mono);
  color: rgba(45,248,182,.95);
}
.stateBad{
  font-family: var(--mono);
  color: rgba(255,140,140,.95);
}
.adminPager{
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.adminPageInfo{
  color: rgba(166,173,187,.95);
  font-family: var(--mono);
  font-size: 12px;
}
.adminGhostBtn:disabled{
  opacity: .45;
  cursor: not-allowed;
  transform: none;
}

.footer{
  display:flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.10);
  color: rgba(166,173,187,.9);
  font-size: 12px;
}
.footer a{
  color: rgba(232,234,240,.88);
  text-decoration: none;
}
.footer a:hover{
  text-decoration: underline;
}
.sep{opacity:.55}

@media (max-width: 980px){
  .cards{grid-template-columns: repeat(2, minmax(0, 1fr));}
  .contactGrid{grid-template-columns: 1fr;}
  .containerDock{
    padding: 56px 20px 36px;
  }
  .containerDock .dockFlow{
    padding-right: 0;
  }
  .jbDock{
    position: static;
    width: 100%;
    max-width: 440px;
    margin: 40px auto;
  }
}
@media (max-width: 520px){
  .header h1{font-size: 30px;}
  .cards{grid-template-columns: 1fr;}
}