:root{
  --bg-main:#1c1b20;
  --bg-card:#3d3d3d;
  --bg-card-soft:#3d3d3d;
  --bg-elevated:#3d3d3d;
  --bg-chip:#2f2f2f;
  --bg-input:#2f2f2f;
  --bg-badge:#2f2f2f;

  --border-soft:transparent;
  --border-strong:transparent;

  --accent:#FF6A2A;
  --accent-soft:rgba(255,106,42,.18);
  --accent-on:#1c1b20;

  --text-primary:#ffffff;
  --text-secondary:#a5a5aa;
  --text-muted:#3d3d3d;
  --text-contrast:#1c1b20;

  --ok:#12B886;
  --warn:#FFA94D;
  --danger:#FF4D4F;

  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-xs:10px;
  --round-full:999px;

  --shadow-soft:0 18px 40px rgba(0,0,0,.65);

  --font-main:system-ui,-apple-system,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --fs-h1:26px;
  --fs-h2:22px;
  --fs-h3:18px;
  --fs-body:15px;
  --fs-small:13px;
  --fs-overline:11px;
}

*,
*::before,
*::after{
  box-sizing:border-box;
}

body.theme-dark{
  margin:0;
  font-family:var(--font-main);
  background:radial-gradient(circle at top, #2c2934 0, #1c1b20 45%, #141318 100%);
  color:var(--text-primary);
}

a{
  color:inherit;
}

.topbar{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:10px 16px;
  background:rgba(12,12,15,.92);
  backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(255,255,255,.06);
}

.topbar-left{
  display:flex;
  align-items:center;
  gap:20px;
}

.logo{
  font-weight:700;
  font-size:18px;
  letter-spacing:.06em;
  text-transform:uppercase;
}

.nav-main{
  display:flex;
  gap:12px;
  font-size:13px;
}

.nav-main a{
  padding:6px 10px;
  border-radius:999px;
  text-decoration:none;
  color:var(--text-secondary);
}

.nav-main a.active{
  background:var(--accent-soft);
  color:var(--accent);
}

.topbar-right{
  display:flex;
  align-items:center;
  gap:12px;
}

.topbar-user{
  display:flex;
  flex-direction:column;
  text-decoration:none;
  font-size:11px;
  background:rgba(255,255,255,.03);
  padding:6px 10px;
  border-radius:999px;
}

.topbar-user-name{
  font-size:12px;
}

.topbar-user-id{
  color:var(--text-secondary);
}

.topbar-logout{
  font-size:12px;
  text-decoration:none;
  color:var(--text-secondary);
}

.page{
  padding:16px;
}

.page-inner{
  max-width:1100px;
  margin:0 auto;
}

.page-title{
  font-size:var(--fs-h1);
  margin:8px 0 16px;
}

.grid{
  display:grid;
  gap:16px;
}

.stats-grid{
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
}

.card{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  padding:16px 18px;
  box-shadow:var(--shadow-soft);
}

.stat-card{
  display:flex;
  flex-direction:column;
  gap:4px;
}

.stat-label{
  font-size:var(--fs-small);
  color:var(--text-secondary);
}

.stat-value{
  font-size:22px;
  font-weight:600;
}

.stat-value.positive{
  color:var(--ok);
}

.stat-sub{
  font-size:11px;
  color:var(--text-secondary);
}

.hint-card{
  margin-top:20px;
}

.hint-title{
  font-size:var(--fs-h3);
  margin-bottom:8px;
}

.hint-list{
  margin:0;
  padding-left:18px;
  font-size:var(--fs-small);
  color:var(--text-secondary);
}

.auth-wrapper{
  min-height:70vh;
  display:flex;
  justify-content:center;
  align-items:center;
}

.auth-card{
  width:100%;
  max-width:380px;
  padding:24px 22px;
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
}

.auth-card h1{
  margin-top:0;
  margin-bottom:16px;
  font-size:var(--fs-h2);
}

.auth-meta{
  margin-top:12px;
  font-size:var(--fs-small);
  color:var(--text-secondary);
}

.form{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.form-inline{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:flex-end;
}

.form-inline.small select,
.form-inline.small input{
  font-size:11px;
}

.form-inline.small .btn{
  padding:4px 8px;
  font-size:11px;
}

.field{
  display:flex;
  flex-direction:column;
  gap:4px;
  font-size:var(--fs-small);
}

.field.inline{
  flex:1 1 140px;
}

.field span{
  color:var(--text-secondary);
}

.field input,
.field select,
.field textarea{
  padding:8px 10px;
  border-radius:var(--radius-sm);
  border:none;
  background:var(--bg-input);
  color:var(--text-primary);
  font-family:inherit;
  font-size:var(--fs-body);
}

.field textarea{
  resize:vertical;
}

.field-hint{
  font-size:11px;
  color:var(--text-secondary);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:8px 14px;
  border-radius:var(--round-full);
  border:none;
  cursor:pointer;
  font-size:var(--fs-small);
  font-weight:500;
  text-decoration:none;
  background:rgba(255,255,255,.06);
  color:var(--text-primary);
}

.btn.primary{
  background:var(--accent);
  color:var(--accent-on);
}

.btn.secondary{
  background:var(--bg-chip);
}

.btn.ghost{
  background:transparent;
  border:1px solid rgba(255,255,255,.14);
}

.btn.small{
  padding:5px 10px;
  font-size:11px;
}

.btn.full{
  width:100%;
}

.btn:hover{
  filter:brightness(1.08);
}

.alert{
  padding:8px 10px;
  border-radius:var(--radius-sm);
  font-size:var(--fs-small);
  margin-bottom:8px;
}

.alert-error{
  background:rgba(255,77,79,.12);
  color:#ffb3b5;
}

.alert-success{
  background:rgba(18,184,134,.12);
  color:#7fe3c1;
}

.muted{
  color:var(--text-secondary);
  font-size:var(--fs-small);
}

.table{
  width:100%;
  border-collapse:collapse;
  font-size:var(--fs-small);
  margin-top:10px;
  background:var(--bg-card-soft);
  border-radius:var(--radius-lg);
  overflow:hidden;
}

.table th,
.table td{
  padding:8px 10px;
  border-bottom:1px solid rgba(255,255,255,.04);
}

.table th{
  text-align:left;
  color:var(--text-secondary);
  font-weight:500;
  background:rgba(255,255,255,.02);
}

.table tr:last-child td{
  border-bottom:none;
}

.filters{
  margin-bottom:12px;
}

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

.offers-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:16px;
}

.offer-card{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.offer-header{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:8px;
}

.offer-title{
  font-size:var(--fs-h3);
}

.offer-body{
  font-size:var(--fs-small);
  color:var(--text-secondary);
}

.offer-line{
  display:flex;
  justify-content:space-between;
  margin-top:4px;
}

.offer-label{
  color:var(--text-secondary);
}

.offer-value{
  color:var(--text-primary);
}

.offer-value.big{
  font-size:var(--fs-h2);
  font-weight:600;
}

.offer-actions{
  margin-top:10px;
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
/* ========== CUSTOM CHECKBOX (CORUSANT STYLE) ========== */

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--fs-small);
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.35;
}

.checkbox-field input {
  appearance: none;
  width: 70px;
  height: 70px;
  border-radius: var(--radius-xs);
  background: var(--bg-input);
  border: 1px solid rgba(255,255,255,.15);
  cursor: pointer;
  position: relative;
  transition: all .15s ease;
}

.checkbox-field input:hover {
  border-color: var(--accent);
}

.checkbox-field input:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.checkbox-field input:checked::after {
  content: "✓";
  position: absolute;
  color: var(--accent-on);
  font-size: 18px;
  font-weight: 700;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -54%);
}

.checkbox-text a {
  color: var(--accent);
  text-decoration: none;
}

.checkbox-text a:hover {
  text-decoration: underline;
}

.chip{
  padding:3px 8px;
  border-radius:var(--round-full);
  background:var(--bg-chip);
  font-size:11px;
  color:var(--text-secondary);
}

.badge{
  padding:2px 8px;
  border-radius:var(--round-full);
  background:var(--bg-badge);
  font-size:11px;
}

.badge.ok{
  background:rgba(18,184,134,.18);
  color:#9bf6d3;
}

.badge.warn{
  background:rgba(255,169,77,.18);
  color:#ffd9a1;
}

.badge.danger{
  background:rgba(255,77,79,.18);
  color:#ffb3b5;
}

.section-title{
  margin-top:12px;
  margin-bottom:8px;
  font-size:var(--fs-h3);
}

.link-box{
  padding:10px;
  background:var(--bg-input);
  border-radius:var(--radius-sm);
  font-family:monospace;
  font-size:12px;
  word-break:break-all;
}

.tabs{
  display:flex;
  gap:8px;
  margin:14px 0 8px;
}

.tab{
  padding:6px 12px;
  border-radius:var(--round-full);
  border:none;
  cursor:pointer;
  font-size:var(--fs-small);
  background:var(--bg-chip);
  color:var(--text-secondary);
}

.tab.active{
  background:var(--accent-soft);
  color:var(--accent);
}

.tab-content{
  display:none;
}

.tab-content.active{
  display:block;
}

.toolbar{
  display:flex;
  justify-content:flex-end;
  margin-bottom:12px;
}

@media (max-width:768px){
  .topbar{
    flex-wrap:wrap;
    gap:8px;
  }
  .nav-main{
    flex-wrap:wrap;
  }
  .page-inner{
    padding-bottom:32px;
  }
  .offers-grid{
    grid-template-columns:1fr;
  }
  .stats-grid{
    grid-template-columns:1fr 1fr;
  }
  .auth-card{
    margin:16px;
  }
}

@media (max-width:480px){
  .stats-grid{
    grid-template-columns:1fr;
  }
  .filters-row{
    flex-direction:column;
  }
  .topbar-left{
    flex-direction:column;
    align-items:flex-start;
  }
}