:root{
  --bg:#eef2f8;
  --bg-2:#f8fbff;
  --panel:#ffffff;
  --panel-2:#f3f6fb;
  --stroke:rgba(15,23,42,.08);
  --text:#0f172a;
  --muted:#64748b;
  --accent:#2563eb;
  --accent-2:#1d4ed8;
  --success:#16a34a;
  --danger:#ef4444;
  --warning:#f59e0b;
  --shadow:0 12px 30px rgba(15,23,42,.08);
  --radius:18px;
}

html[data-theme="dark"]{
  --bg:#0b1220;
  --bg-2:#0f1726;
  --panel:#111a2b;
  --panel-2:#0f1726;
  --stroke:rgba(255,255,255,.08);
  --text:#e5ecff;
  --muted:#8fa0bf;
  --accent:#5b8cff;
  --accent-2:#4f7de8;
  --success:#22c55e;
  --danger:#ff5d7a;
  --warning:#fbbf24;
  --shadow:0 14px 40px rgba(0,0,0,.24);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%}
body{
  font-family:Inter,Segoe UI,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(91,140,255,.08), transparent 28%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 100%);
}

a{color:inherit}
button,input,select,textarea{font:inherit}

.hidden{display:none !important}
.mobile-only{display:none}

.auth-shell{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:18px;
}

.auth-card{
  width:min(1100px,100%);
  display:grid;
  grid-template-columns:1.1fr .9fr;
  border:1px solid var(--stroke);
  border-radius:26px;
  overflow:hidden;
  background:rgba(255,255,255,.35);
  box-shadow:var(--shadow);
  backdrop-filter:blur(12px);
}

html[data-theme="dark"] .auth-card{
  background:rgba(17,26,43,.82);
}

.auth-hero{
  padding:40px;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  display:flex;
  flex-direction:column;
  gap:16px;
}

.auth-hero h1{
  margin:0;
  font-size:clamp(28px,4vw,52px);
  line-height:1.04;
  letter-spacing:-.03em;
}

.auth-hero p{
  margin:0;
  color:var(--muted);
  line-height:1.7;
  max-width:56ch;
}

.hero-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:8px;
}

.hero-item{
  padding:14px;
  border-radius:14px;
  border:1px solid var(--stroke);
  background:rgba(127,127,127,.05);
  color:var(--text);
  font-size:14px;
}

.auth-panel{
  padding:30px;
  border-left:1px solid var(--stroke);
  display:flex;
  align-items:center;
  justify-content:center;
}

.auth-panel-inner{
  width:min(100%,400px);
}

.auth-topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px;
}

.brand{
  font-weight:900;
  font-size:22px;
  letter-spacing:.2px;
}

.kicker{
  color:var(--muted);
  font-size:13px;
}

.icon-btn,
.user-trigger,
.dropdown button,
.sidebar-nav a,
.field input,
.field select,
textarea,
.btn{
  border:1px solid var(--stroke);
  border-radius:14px;
  transition:.18s ease;
}

.icon-btn,
.user-trigger{
  background:var(--panel);
  color:var(--text);
  cursor:pointer;
  padding:10px 12px;
}

.icon-btn:hover,
.user-trigger:hover,
.btn:hover,
.sidebar-nav a:hover{
  filter:brightness(1.02);
}

.page-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns:260px 1fr;
}

.app-sidebar{
  position:sticky;
  top:0;
  height:100vh;
  padding:16px;
  background:var(--panel);
  border-right:1px solid var(--stroke);
  overflow:auto;
  z-index:20;
}

.sidebar-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
  margin-bottom:16px;
}

.sidebar-kicker{
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.08em;
}

.sidebar-user{
  margin-top:4px;
  font-weight:800;
  font-size:15px;
}

.sidebar-nav{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.sidebar-nav a{
  text-decoration:none;
  color:var(--text);
  padding:11px 12px;
  background:transparent;
  border-color:transparent;
  font-size:14px;
}

.sidebar-nav a.active{
  background:rgba(91,140,255,.14);
  border-color:rgba(91,140,255,.22);
}

.sidebar-nav a[aria-disabled="true"]{
  opacity:.5;
  pointer-events:none;
}

.sidebar-footer{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--stroke);
  color:var(--muted);
  font-size:13px;
}

.sidebar-theme{
  margin-top:4px;
  color:var(--text);
}

.sidebar-overlay{
  display:none;
}

.app-main{
  min-width:0;
  display:flex;
  flex-direction:column;
}

.app-header{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:0 18px;
  position:sticky;
  top:0;
  z-index:15;
  background:rgba(255,255,255,.62);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--stroke);
}

html[data-theme="dark"] .app-header{
  background:rgba(17,26,43,.88);
}

.header-left,
.header-right{
  display:flex;
  align-items:center;
  gap:10px;
}

.brand-block{
  display:flex;
  flex-direction:column;
  min-width:0;
}

.page-title{
  color:var(--muted);
  font-size:13px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.user-menu{
  position:relative;
}

.user-trigger{
  display:flex;
  align-items:center;
  gap:10px;
  padding:9px 12px;
}

.user-avatar{
  width:30px;
  height:30px;
  border-radius:999px;
  display:grid;
  place-items:center;
  background:rgba(91,140,255,.16);
  color:var(--text);
  font-weight:800;
  flex:none;
}

.user-name{
  max-width:170px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.dropdown{
  position:absolute;
  top:calc(100% + 10px);
  right:0;
  min-width:220px;
  padding:8px;
  background:var(--panel);
  border:1px solid var(--stroke);
  border-radius:16px;
  box-shadow:var(--shadow);
  display:none;
  z-index:30;
}

.dropdown.open{display:block}

.dropdown a,
.dropdown button{
  display:block;
  width:100%;
  text-align:left;
  text-decoration:none;
  padding:11px 12px;
  background:transparent;
  color:var(--text);
  border:0;
}

.dropdown a:hover,
.dropdown button:hover{
  background:rgba(127,127,127,.08);
}

.app-content{
  padding:20px;
}

.content-wrap{
  width:min(1240px,100%);
  margin:0 auto;
}

.page-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:16px;
}

.grid-2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}

.card{
  background:var(--panel);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:20px;
}

.card h1,.card h2,.card h3,.card p{margin-top:0}

.card h1{
  margin-bottom:10px;
  font-size:30px;
  line-height:1.12;
}

.card p{
  color:var(--muted);
  line-height:1.6;
}

.pill{
  display:inline-flex;
  width:fit-content;
  padding:8px 11px;
  border-radius:999px;
  border:1px solid var(--stroke);
  background:rgba(127,127,127,.05);
  font-size:13px;
}

.stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
}

.stat{
  border:1px solid var(--stroke);
  background:var(--panel-2);
  border-radius:16px;
  padding:14px;
}

.stat .label{
  font-size:12px;
  color:var(--muted);
}

.stat .value{
  margin-top:6px;
  font-size:20px;
  font-weight:800;
}

.panel-soft{
  border:1px solid var(--stroke);
  border-radius:16px;
  background:var(--panel-2);
  overflow:hidden;
}

pre{
  margin:0;
  min-height:240px;
  padding:14px;
  overflow:auto;
  color:var(--text);
  background:transparent;
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  font-size:13px;
  line-height:1.55;
}

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

.btn,
button{
  border:0;
  border-radius:12px;
  padding:11px 14px;
  background:var(--accent);
  color:#fff;
  font-weight:700;
  cursor:pointer;
}

.btn.secondary,
button.secondary{background:rgba(127,127,127,.16);color:var(--text)}
.btn.success,
button.success{background:var(--success)}
.btn.danger,
button.danger{background:var(--danger)}
.btn.warning,
button.warning{background:var(--warning);color:#111827}

.btn:disabled,
button:disabled{
  opacity:.7;
  cursor:not-allowed;
}

.form{
  display:grid;
  gap:14px;
}

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

.field label{
  font-size:13px;
  color:var(--muted);
}

.field input,
.field select,
textarea{
  width:100%;
  background:rgba(127,127,127,.05);
  color:var(--text);
  padding:12px 14px;
  outline:none;
}

textarea{min-height:110px;resize:vertical}

.field input:focus,
.field select:focus,
textarea:focus{
  border-color:rgba(91,140,255,.42);
  box-shadow:0 0 0 4px rgba(91,140,255,.12);
}

.switch-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px;
  border:1px solid var(--stroke);
  border-radius:16px;
  background:rgba(127,127,127,.05);
}

.toggle{
  position:relative;
  width:52px;
  height:30px;
  display:inline-block;
}

.toggle input{display:none}
.toggle span{
  position:absolute;
  inset:0;
  background:rgba(127,127,127,.28);
  border-radius:999px;
  transition:.2s ease;
}
.toggle span::after{
  content:'';
  position:absolute;
  width:22px;
  height:22px;
  border-radius:50%;
  top:4px;
  left:4px;
  background:#fff;
  transition:.2s ease;
}
.toggle input:checked + span{
  background:var(--accent);
}
.toggle input:checked + span::after{
  transform:translateX(22px);
}

.table-wrap{
  overflow:auto;
  border:1px solid var(--stroke);
  border-radius:16px;
}
table{
  width:100%;
  border-collapse:collapse;
  min-width:760px;
}
th,td{
  padding:12px 14px;
  border-bottom:1px solid var(--stroke);
  text-align:left;
  vertical-align:top;
}
th{
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--muted);
}
tr:hover td{
  background:rgba(127,127,127,.03);
}

.badge{
  display:inline-flex;
  padding:5px 10px;
  border-radius:999px;
  font-size:12px;
  border:1px solid var(--stroke);
}
.badge.ok{background:rgba(34,197,94,.12);color:#22c55e}
.badge.bad{background:rgba(255,93,122,.12);color:#ff5d7a}
.badge.muted{background:rgba(127,127,127,.08);color:var(--muted)}

.check-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.check-item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 12px;
  border:1px solid var(--stroke);
  border-radius:12px;
  background:rgba(127,127,127,.05);
}
.check-item input{margin-top:3px}
.check-item small{display:block;color:var(--muted);margin-top:2px}

.auth-step{
  display:none;
}
.auth-step.open{
  display:block;
}

@media (max-width: 1120px){
  .page-grid,
  .grid-2{
    grid-template-columns:1fr;
  }
  .stats{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width: 860px){
  .page-shell{
    grid-template-columns:1fr;
  }

  .app-sidebar{
    position:fixed;
    top:0;
    left:0;
    width:290px;
    max-width:88vw;
    transform:translateX(-100%);
    transition:transform .22s ease;
    box-shadow:var(--shadow);
    border-right:1px solid var(--stroke);
  }

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

  .sidebar-overlay{
    display:block;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.42);
    opacity:0;
    pointer-events:none;
    transition:opacity .2s ease;
    z-index:19;
  }

  .sidebar-overlay.open{
    opacity:1;
    pointer-events:auto;
  }

  .mobile-only{display:inline-flex}

  .app-header{
    padding:0 12px;
  }

  .btn-text,
  #themeLabel{
    display:none;
  }

  .app-content{
    padding:14px;
  }

  .card{
    padding:16px;
    border-radius:16px;
  }

  .stats{
    grid-template-columns:1fr;
  }

  .check-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width: 520px){
  .auth-shell{
    padding:10px;
  }
  .auth-card{
    grid-template-columns:1fr;
  }
  .auth-panel{
    border-left:0;
    border-top:1px solid var(--stroke);
    padding:18px 14px 20px;
  }
  .auth-hero{
    padding:18px 14px 8px;
  }
  .hero-grid{
    grid-template-columns:1fr;
  }
  .header-right .icon-btn{
    padding:10px 10px;
  }
  .user-name{
    max-width:110px;
  }
}