:root{
  --bg:#0b0d13;
  --bg-soft:#111522;
  --panel:#171c28;
  --panel-alt:#1b2030;
  --line:rgba(230,234,246,.09);
  --line-strong:rgba(230,234,246,.14);
  --text:#e7ebf5;
  --text-strong:#f6f8fc;
  --muted:#9099ad;
  --primary:#6d73ff;
  --primary-strong:#5961ec;
  --primary-soft:rgba(109,115,255,.14);
  --success:#3fd28b;
  --warning:#f1b353;
  --danger:#ff7086;
  --shadow:0 28px 68px rgba(3,7,18,.36);
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  min-height:100vh;
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  background:
    radial-gradient(920px 420px at 0% 0%, rgba(109,115,255,.18), transparent 62%),
    radial-gradient(760px 300px at 100% 0%, rgba(63,210,139,.08), transparent 52%),
    linear-gradient(180deg,#0b0d13 0%, #0d1018 48%, #121624 100%);
}

body.modal-open,
body.portal-menu-open{
  overflow:hidden;
}

a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button:disabled{opacity:.56;cursor:not-allowed;transform:none!important}
.hidden-block{display:none!important}

.portal-shell{
  width:min(1500px, calc(100vw - 32px));
  margin:0 auto;
  padding:24px 0 32px;
}

body.portal-authenticated .portal-shell{
  width:100%;
  max-width:none;
  margin:0;
  padding:0;
}

.guest-view{
  min-height:calc(100vh - 56px);
  display:grid;
  place-items:center;
}

.guest-layout{
  width:min(560px, 100%);
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
  align-items:center;
}

.guest-copy{
  display:grid;
  gap:14px;
  align-content:start;
  justify-items:center;
  text-align:center;
}

.guest-copy h1{
  margin:0;
  font-size:clamp(28px, 4.8vw, 48px);
  line-height:1;
  letter-spacing:-.05em;
  color:var(--text-strong);
  max-width:none;
}

.header-subtitle,
.mini-hint,
.notice,
.empty-state,
.modal-desc,
.pager-info,
.workspace-desc{
  color:var(--muted);
  line-height:1.75;
}

.mini-hint{
  margin:0;
  font-size:12px;
}

.header-subtitle{
  margin:0;
  font-size:13px;
}

.workspace-stat,
.summary-item,
.stat-card,
.account-card{
  background:rgba(18,23,35,.76);
  border:1px solid var(--line);
  border-radius:20px;
}

.stat-k,
.account-card span,
.workspace-stat span,
.summary-item span,
th{
  font-size:11px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:#8e97aa;
}

.workspace-stat strong,
.summary-item strong,
.account-card strong,
.stat-v{
  color:var(--text-strong);
}

.brand-chip,
.section-eyebrow,
.tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:fit-content;
  gap:6px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(109,115,255,.24);
  background:rgba(109,115,255,.08);
  color:#c6ccff;
  font-size:11px;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.brand-chip.solid{
  background:var(--primary-soft);
  color:#d8dcff;
}

.auth-card,
.content-card,
.table-wrap,
.redeem-summary,
.modal-dialog{
  border:1px solid var(--line);
  border-radius:30px;
  background:rgba(22,26,38,.86);
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px);
}

.auth-card{
  width:100%;
  padding:28px;
  background:
    radial-gradient(520px 180px at 0% 0%, rgba(109,115,255,.12), transparent 72%),
    rgba(22,26,38,.9);
}

.auth-tabs,
.app-nav,
.inline-actions,
.filters-bar,
.section-head,
.pager,
.pager-actions,
.action-row,
.modal-actions,
.modal-head{
  display:flex;
  gap:12px;
}

.auth-tabs{
  margin-bottom:20px;
  padding:6px;
  border-radius:18px;
  background:#10131c;
  border:1px solid var(--line);
}

.app-nav{
  flex-direction:column;
  gap:8px;
  margin-top:10px;
}

.inline-actions,
.filters-bar,
.pager-actions{
  align-items:center;
  flex-wrap:wrap;
}

.filters-bar{
  margin-bottom:18px;
}

.section-head{
  align-items:flex-end;
  justify-content:space-between;
  flex-wrap:wrap;
  margin-bottom:18px;
}

.section-head.compact{
  align-items:flex-start;
}

.pager{
  margin-top:18px;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
}

.modal-head{
  align-items:flex-start;
  justify-content:space-between;
}

.modal-actions{
  justify-content:flex-end;
}

.auth-tab,
.nav-btn,
.btn{
  appearance:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.auth-tab:hover,
.nav-btn:hover,
.btn:hover{
  transform:translateY(-1px);
}

.auth-tab{
  flex:1 1 0;
  min-height:46px;
  border-radius:14px;
  background:transparent;
  color:#838da1;
  font-size:14px;
  font-weight:700;
}

.auth-tab.active{
  background:var(--primary-soft);
  color:#d6dbff;
  border-color:rgba(109,115,255,.2);
}

.nav-btn{
  position:relative;
  width:100%;
  min-height:52px;
  padding:12px 16px 12px 20px;
  border-radius:18px;
  background:transparent;
  color:#9098ab;
  text-align:left;
}

.nav-btn::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  bottom:10px;
  width:3px;
  border-radius:999px;
  background:transparent;
  transition:background .18s ease;
}

.nav-btn:hover{
  background:rgba(255,255,255,.03);
  color:var(--text);
}

.nav-btn.active{
  background:rgba(255,255,255,.04);
  color:var(--text-strong);
}

.nav-btn.active::before{
  background:var(--primary);
}

.nav-main{
  display:block;
  font-size:14px;
  font-weight:700;
  line-height:1.2;
}

.nav-meta{
  display:block;
  margin-top:4px;
  font-size:12px;
  line-height:1.5;
  color:#7e8799;
}

.btn{
  min-height:44px;
  padding:0 16px;
  border-radius:16px;
  font-size:14px;
  font-weight:700;
}

.btn.primary{
  background:var(--primary-strong);
  border-color:rgba(109,115,255,.42);
  color:#f5f7ff;
  box-shadow:0 18px 36px rgba(89,97,236,.22);
}

.btn.ghost{
  background:rgba(255,255,255,.03);
  border-color:var(--line);
  color:#d6dbeb;
}

.btn.subtle{
  background:rgba(109,115,255,.08);
  border-color:rgba(109,115,255,.18);
  color:#d6dbff;
}

.btn.wide{
  width:100%;
  justify-content:center;
}

.mini-btn{
  min-height:38px;
  padding:0 14px;
  font-size:12px;
}

.auth-pane{display:none}
.auth-pane.active{display:block}
.auth-divider{
  margin-top:18px;
  padding-top:18px;
  border-top:1px solid var(--line);
}

.stack-form{display:grid;gap:14px}
.narrow-form{max-width:460px}
.field{
  display:flex;
  flex-direction:column;
  gap:8px;
  min-width:220px;
}

.field span{
  font-size:11px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:#858ea2;
}

.field input,
.field select,
.secret-box{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border-radius:16px;
  border:1px solid var(--line);
  background:#10131c;
  color:var(--text);
  outline:none;
}

.field input::placeholder{
  color:#686f80;
}

.field input:focus,
.field select:focus{
  border-color:rgba(109,115,255,.42);
  box-shadow:0 0 0 4px rgba(109,115,255,.12);
}

.notice{
  margin-top:16px;
  padding:14px 16px;
  border-radius:18px;
  border:1px solid transparent;
  font-size:13px;
}

.notice.info{
  background:rgba(109,115,255,.08);
  border-color:rgba(109,115,255,.16);
  color:#cfd3ff;
}

.notice.success{
  background:rgba(63,210,139,.08);
  border-color:rgba(63,210,139,.16);
  color:#b8efd0;
}

.notice.warning{
  background:rgba(241,179,83,.1);
  border-color:rgba(241,179,83,.18);
  color:#f7ddb0;
}

.notice.error{
  background:rgba(255,112,134,.08);
  border-color:rgba(255,112,134,.18);
  color:#ffc4ce;
}

.mobile-header{
  display:none;
}

.mobile-backdrop{
  display:block;
}

.app-screen{
  display:grid;
  grid-template-columns:minmax(280px,300px) minmax(0,1fr);
  min-height:100vh;
  background:#0c1018;
}

.app-sidebar{
  position:relative;
  border-right:1px solid var(--line);
  background:rgba(10,12,17,.92);
}

.sidebar-shell{
  position:sticky;
  top:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  gap:20px;
  padding:28px 20px;
}

.sidebar-brand{
  display:grid;
  gap:12px;
}

.sidebar-brand h1{
  margin:0;
  font-size:30px;
  line-height:1.04;
  letter-spacing:-.04em;
  color:var(--text-strong);
}

.sidebar-user{
  padding:16px;
  border-radius:22px;
  border:1px solid var(--line);
  background:#10131c;
  display:grid;
  gap:8px;
}

.sidebar-user-label{
  font-size:10px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#7f889b;
}

.sidebar-user strong{
  display:block;
  min-width:0;
  font-size:19px;
  color:var(--text-strong);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.sidebar-user small{
  display:inline-flex;
  width:fit-content;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(109,115,255,.08);
  color:#c8ceff;
  border:1px solid rgba(109,115,255,.16);
}

.sidebar-footer{
  margin-top:auto;
}

.app-main{
  min-width:0;
  padding:28px;
  background:
    radial-gradient(620px 220px at 0% 0%, rgba(109,115,255,.08), transparent 72%),
    linear-gradient(180deg,#0c1018 0%, #101521 100%);
}

.workspace-panel{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:20px;
  padding:24px;
  border-radius:30px;
  border:1px solid var(--line);
  background:rgba(22,26,38,.82);
  box-shadow:var(--shadow);
}

.workspace-copy h2,
.section-head h2,
.modal-head h2{
  margin:14px 0 0;
  color:var(--text-strong);
}

.workspace-copy h2{
  font-size:32px;
  line-height:1.05;
  letter-spacing:-.04em;
}

.workspace-desc{
  margin:10px 0 0;
  max-width:720px;
  font-size:14px;
}

.workspace-stats{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:12px;
  min-width:300px;
}

.workspace-stat{
  padding:16px;
}

.workspace-stat strong{
  display:block;
  margin-top:10px;
  font-size:15px;
  line-height:1.5;
}

.page{
  display:none;
  min-width:0;
  margin-top:22px;
}

.page.active{
  display:block;
}

.stats-grid,
.account-grid{
  display:grid;
  gap:16px;
}

.stats-grid{
  grid-template-columns:repeat(3, minmax(0,1fr));
}

.account-grid{
  grid-template-columns:repeat(3, minmax(0,1fr));
}

.stat-card,
.account-card,
.content-card,
.redeem-summary{
  padding:22px;
}

.stat-v{
  display:block;
  margin-top:10px;
  font-size:34px;
  font-weight:800;
  letter-spacing:-.05em;
}

.stat-v.small{
  font-size:16px;
  line-height:1.6;
}

.account-card strong{
  display:block;
  margin-top:10px;
  font-size:18px;
  line-height:1.55;
}

.info-band{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-top:18px;
  padding:16px;
  border-radius:22px;
  border:1px solid rgba(109,115,255,.16);
  background:rgba(109,115,255,.06);
}

.redeem-summary{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:12px;
  margin-top:12px;
}

.summary-item{
  padding:16px;
}

.summary-item strong{
  display:block;
  margin-top:8px;
  font-size:18px;
}

.table-wrap{
  overflow:auto;
  padding:0;
}

table{
  width:100%;
  border-collapse:collapse;
}

th,td{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  text-align:left;
  vertical-align:middle;
}

td{
  font-size:14px;
  color:var(--text);
}

th{
  background:rgba(255,255,255,.02);
}

.empty-cell,
.empty-state{
  padding:22px 0;
  text-align:center;
}

.status-chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:7px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  border:1px solid transparent;
}

.status-chip.success{
  background:rgba(63,210,139,.08);
  border-color:rgba(63,210,139,.16);
  color:#b8efd0;
}

.status-chip.error{
  background:rgba(255,112,134,.08);
  border-color:rgba(255,112,134,.16);
  color:#ffc4ce;
}

.status-chip.warning{
  background:rgba(241,179,83,.1);
  border-color:rgba(241,179,83,.18);
  color:#f7ddb0;
}

.status-chip.info{
  background:rgba(109,115,255,.08);
  border-color:rgba(109,115,255,.16);
  color:#cfd3ff;
}

.modal-backdrop{
  position:fixed;
  inset:0;
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
  background:rgba(6,9,16,.82);
  backdrop-filter:blur(10px);
}

.modal-dialog{
  width:min(640px, 100%);
  padding:24px;
}

.modal-body{
  display:grid;
  gap:14px;
  margin-top:18px;
}

.modal-desc{
  margin:0;
  font-size:13px;
}

.secret-box{
  min-height:72px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  font-size:14px;
  line-height:1.65;
  word-break:break-all;
}

@media (max-width: 1080px){
  .app-screen{
    grid-template-columns:1fr;
  }

  .mobile-header{
    position:sticky;
    top:0;
    z-index:50;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:16px;
    border-bottom:1px solid var(--line);
    background:rgba(11,13,19,.92);
    backdrop-filter:blur(14px);
  }

  .mobile-brand{
    display:grid;
    gap:6px;
  }

  .mobile-brand strong{
    font-size:15px;
    color:var(--text-strong);
  }

  .mobile-backdrop{
    position:fixed;
    inset:69px 0 0;
    z-index:39;
    background:rgba(6,9,16,.62);
  }

  .app-sidebar{
    position:fixed;
    top:69px;
    left:0;
    bottom:0;
    z-index:40;
    width:min(320px, 88vw);
    transform:translateX(-100%);
    transition:transform .2s ease;
    box-shadow:var(--shadow);
  }

  .app-sidebar.show{
    transform:translateX(0);
  }

  .sidebar-shell{
    min-height:100%;
  }

  .app-main{
    padding:18px;
  }

  .workspace-panel{
    flex-direction:column;
  }

  .workspace-stats{
    width:100%;
    min-width:0;
  }

  .stats-grid,
  .account-grid{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (max-width: 720px){
  .portal-shell{
    width:min(100vw - 20px, 100%);
    padding:10px 0 24px;
  }

  .guest-view{
    min-height:auto;
    padding:16px 0 8px;
  }

  .guest-copy h1{
    font-size:34px;
  }

  .auth-card,
  .content-card,
  .stat-card,
  .account-card,
  .redeem-summary,
  .modal-dialog{
    padding:18px;
    border-radius:24px;
  }

  .workspace-panel{
    padding:18px;
    border-radius:24px;
  }

  .workspace-copy h2,
  .section-head h2,
  .modal-head h2{
    font-size:28px;
  }

  .workspace-stats,
  .stats-grid,
  .account-grid,
  .redeem-summary{
    grid-template-columns:1fr;
  }

  .section-head,
  .filters-bar,
  .pager{
    flex-direction:column;
    align-items:stretch;
  }

  .field{
    min-width:100%;
  }

  .modal-actions,
  .pager-actions,
  .action-row{
    width:100%;
  }

  .modal-actions .btn,
  .pager-actions .btn,
  .action-row .btn{
    width:100%;
  }

  th,td{
    padding:12px 13px;
  }
}