:root{
  --auth-bg-start:#f4f8ff;
  --auth-bg-end:#fff6ef;
  --auth-panel:#ffffff;
  --auth-panel-line:rgba(7,26,47,.08);
  --auth-glow:rgba(23,111,242,.14);
  --auth-warning:#f59e0b;
}

body.auth-body{
  min-height:100vh;
  background:
    radial-gradient(circle at top left, rgba(23,111,242,.10), transparent 34%),
    radial-gradient(circle at bottom right, rgba(255,162,70,.16), transparent 30%),
    linear-gradient(135deg, var(--auth-bg-start), var(--auth-bg-end));
}

.auth-shell{
  width:min(1240px, calc(100% - 40px));
  margin:0 auto;
  padding:24px 0 60px;
}

.auth-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  margin-bottom:28px;
}

.auth-header nav{
  display:flex;
  align-items:center;
  gap:14px;
  color:#405267;
  font-size:14px;
  font-weight:600;
}

.auth-link{
  padding:11px 14px;
  border-radius:12px;
}

.auth-link:hover{
  background:rgba(255,255,255,.66);
}

.auth-layout{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:20px;
  align-items:stretch;
}

.auth-aside,
.auth-card{
  border:1px solid var(--auth-panel-line);
  border-radius:30px;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(12px);
  box-shadow:0 24px 70px rgba(8,36,70,.10);
}

.auth-aside{
  position:relative;
  overflow:hidden;
  padding:46px;
  background:
    radial-gradient(circle at 20% 20%, rgba(74,151,255,.22), transparent 28%),
    linear-gradient(160deg, #081a30, #0f3155 58%, #176ff2);
  color:#fff;
}

.auth-aside:before,
.auth-aside:after{
  content:"";
  position:absolute;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
}

.auth-aside:before{
  width:320px;
  height:320px;
  top:-60px;
  right:-90px;
}

.auth-aside:after{
  width:210px;
  height:210px;
  bottom:-40px;
  left:-45px;
}

.auth-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:24px;
  color:#d9e7ff;
  font-size:12px;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.auth-kicker span{
  width:8px;
  height:8px;
  border-radius:50%;
  background:#7ff0b6;
  box-shadow:0 0 0 6px rgba(127,240,182,.14);
}

.auth-aside h1{
  max-width:520px;
  font-size:clamp(42px, 5.4vw, 76px);
  line-height:.96;
  letter-spacing:-.055em;
}

.auth-aside p{
  max-width:540px;
  margin-top:24px;
  color:#c8d7e7;
  font-size:18px;
  line-height:1.7;
}

.auth-points{
  display:grid;
  gap:14px;
  margin-top:36px;
}

.auth-point{
  display:grid;
  grid-template-columns:44px 1fr;
  gap:14px;
  align-items:start;
  padding:16px 18px;
  border-radius:18px;
  background:rgba(255,255,255,.08);
}

.auth-point b{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  border-radius:14px;
  background:rgba(255,255,255,.12);
  color:#fff;
  font-family:"Manrope",sans-serif;
  font-size:18px;
}

.auth-point strong{
  display:block;
  font-family:"Manrope",sans-serif;
  font-size:18px;
}

.auth-point span{
  display:block;
  margin-top:6px;
  color:#c8d7e7;
  line-height:1.5;
}

.auth-compare{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:38px;
}

.auth-compare div{
  padding:16px;
  border-radius:18px;
  background:rgba(255,255,255,.10);
}

.auth-compare strong{
  display:block;
  font-family:"Manrope",sans-serif;
  font-size:28px;
}

.auth-compare span{
  display:block;
  margin-top:5px;
  color:#c8d7e7;
  font-size:13px;
  line-height:1.4;
}

.auth-card{
  padding:34px;
}

.auth-card-head{
  margin-bottom:26px;
}

.auth-card-head h2{
  font-size:clamp(30px, 3.7vw, 48px);
  line-height:1.02;
  letter-spacing:-.045em;
}

.auth-card-head p{
  margin-top:12px;
  color:var(--muted);
  line-height:1.6;
}

.auth-form{
  display:grid;
  gap:16px;
}

.auth-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}

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

.field label{
  margin:0;
  color:var(--ink);
  font-size:13px;
  font-weight:700;
}

.field input,
.field select{
  width:100%;
  height:54px;
  padding:0 16px;
  border:1px solid #cfe0f0;
  border-radius:14px;
  background:#fff;
  color:var(--ink);
  outline:0;
}

.field input:focus,
.field select:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 5px var(--auth-glow);
}

.field small{
  color:var(--muted);
  line-height:1.5;
}

.auth-inline{
  display:grid;
  grid-template-columns:1fr auto;
  gap:10px;
  align-items:end;
}

.auth-inline-link{
  margin:-4px 0 2px;
  text-align:right;
  font-size:14px;
}

.auth-inline-link a{
  color:var(--blue);
  font-weight:700;
}

.auth-state{
  min-height:24px;
  color:var(--muted);
  font-size:14px;
  line-height:1.5;
}

.auth-state.is-success{
  color:var(--green);
  font-weight:700;
}

.auth-state.is-error{
  color:var(--red);
  font-weight:700;
}

.auth-state.is-warning{
  color:var(--auth-warning);
  font-weight:700;
}

.auth-verified{
  display:none;
  align-items:center;
  gap:10px;
  padding:14px 16px;
  border-radius:16px;
  background:#effaf4;
  color:#0f7a46;
  font-weight:700;
}

.auth-verified.is-visible{
  display:flex;
}

.auth-verified b{
  display:grid;
  place-items:center;
  width:28px;
  height:28px;
  border-radius:50%;
  background:#27c481;
  color:#fff;
}

.auth-gated{
  display:grid;
  gap:16px;
  padding-top:8px;
  opacity:.48;
  pointer-events:none;
  transition:opacity .2s ease;
}

.auth-gated.is-unlocked{
  opacity:1;
  pointer-events:auto;
}

.checkline{
  display:flex;
  align-items:flex-start;
  gap:12px;
  color:var(--muted);
  font-size:14px;
  line-height:1.5;
}

.checkline input{
  width:18px;
  height:18px;
  margin-top:2px;
}

.auth-submit{
  width:100%;
}

.auth-note{
  margin-top:18px;
  color:var(--muted);
  font-size:13px;
  line-height:1.55;
}

.auth-divider{
  display:flex;
  align-items:center;
  gap:14px;
  color:#7f8ea0;
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.auth-divider:before,
.auth-divider:after{
  content:"";
  flex:1;
  height:1px;
  background:#dbe5ef;
}

.auth-alt{
  display:grid;
  gap:12px;
}

.auth-alt .button{
  width:100%;
}

.auth-foot{
  margin-top:16px;
  color:var(--muted);
  font-size:14px;
}

.auth-foot a{
  color:var(--blue);
  font-weight:700;
}

.admin-body{
  background:
    radial-gradient(circle at top left, rgba(23,111,242,.10), transparent 32%),
    radial-gradient(circle at top right, rgba(39,196,129,.11), transparent 28%),
    linear-gradient(140deg, #f3f8ff, #fefaf5);
}

.admin-layout{
  display:grid;
  grid-template-columns:.82fr 1.18fr;
  gap:20px;
}

.admin-hero{
  min-height:100%;
}

.admin-summary{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:12px;
  margin-top:34px;
}

.admin-summary article,
.admin-stats article{
  padding:16px;
  border-radius:18px;
  background:rgba(255,255,255,.10);
}

.admin-summary span,
.admin-stats span{
  display:block;
  color:#c8d7e7;
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.admin-summary strong,
.admin-stats strong{
  display:block;
  margin-top:8px;
  font-family:"Manrope",sans-serif;
  font-size:22px;
  line-height:1.15;
}

.admin-panel{
  display:grid;
  gap:16px;
  padding:28px;
  border:1px solid var(--auth-panel-line);
  border-radius:30px;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
  box-shadow:0 24px 70px rgba(8,36,70,.10);
}

.admin-topbar{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
}

.admin-topbar h2,
.admin-card-head h3{
  font-family:"Manrope",sans-serif;
}

.admin-topbar h2{
  margin-top:10px;
  font-size:clamp(28px, 3.5vw, 42px);
  line-height:1.02;
  letter-spacing:-.045em;
}

.admin-topbar-actions{
  display:flex;
  gap:10px;
  align-items:center;
}

.admin-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}

.admin-grid > .admin-card{
  scroll-margin-top:18px;
}

.admin-card{
  padding:24px;
  border:1px solid #dfe8f2;
  border-radius:24px;
  background:#fff;
}

.admin-card-nested{
  padding:20px;
  border-radius:20px;
  background:var(--ice);
}

.admin-card-wide{
  grid-column:1 / -1;
}

.admin-card-head p{
  margin-top:8px;
  color:var(--muted);
  line-height:1.55;
}

.channel-list,
.channel-members,
.channel-search-results{
  display:grid;
  gap:12px;
}

.channel-empty{
  padding:18px;
  border:1px dashed #cbd9e7;
  border-radius:18px;
  color:var(--muted);
  background:var(--ice);
}

.channel-item,
.channel-member,
.channel-search-item{
  display:grid;
  gap:8px;
  padding:16px 18px;
  border:1px solid #dce6f2;
  border-radius:18px;
  background:#fff;
}

.channel-item{
  cursor:pointer;
  transition:border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.channel-item:hover{
  transform:translateY(-1px);
  border-color:#bfd4ee;
  box-shadow:0 10px 24px rgba(8,36,70,.06);
}

.channel-item.is-active{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(23,111,242,.08);
}

.channel-item-head,
.channel-member-head,
.channel-search-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}

.channel-item-head strong,
.channel-member-head strong,
.channel-search-head strong{
  font-family:"Manrope",sans-serif;
  font-size:17px;
}

.channel-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.channel-chip{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:0 10px;
  border-radius:999px;
  background:#eef4fb;
  color:#33506f;
  font-size:12px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}

.channel-chip.public{
  background:#e8f4ff;
  color:#176ff2;
}

.channel-chip.owner{
  background:#edf9f2;
  color:#14804b;
}

.channel-chip.member{
  background:#f6f2ff;
  color:#6c45cf;
}

.channel-manage{
  display:grid;
  gap:18px;
}

.admin-channel-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}

.channel-member,
.channel-search-item{
  grid-template-columns:1fr auto;
  align-items:center;
}

.channel-member-actions,
.channel-search-actions{
  display:flex;
  align-items:center;
  gap:8px;
  justify-content:flex-end;
}

.channel-member p,
.channel-search-item p,
.channel-item p{
  margin:0;
  color:var(--muted);
  line-height:1.5;
}

.channel-search-results .button{
  min-height:42px;
  padding:0 16px;
}

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

.admin-stats article{
  background:var(--ice);
}

.admin-stats span{
  color:#66788d;
}

.admin-stats strong{
  font-size:20px;
  color:var(--ink);
}

@media(max-width:980px){
  .auth-layout{
    grid-template-columns:1fr;
  }

  .auth-aside{
    padding:36px;
  }

  .admin-layout,
  .admin-grid,
  .admin-channel-grid{
    grid-template-columns:1fr;
  }

  .admin-card-wide{
    grid-column:auto;
  }

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

  .admin-hero{
    order:2;
  }

  .admin-panel{
    order:1;
  }
}

@media(max-width:640px){
  .brand img{
    width:122px;
  }

  .auth-shell{
    width:min(100% - 24px, 1240px);
    padding:16px 0 40px;
  }

  .auth-header{
    flex-wrap:wrap;
    gap:12px;
    margin-bottom:16px;
  }

  .auth-header nav{
    width:100%;
    display:grid;
    grid-template-columns:repeat(2, minmax(0, 1fr));
    gap:6px;
    font-size:13px;
  }

  .auth-header nav .button,
  .auth-header nav .auth-link{
    width:100%;
    justify-content:center;
    text-align:center;
  }

  .auth-layout{
    gap:14px;
  }

  .auth-layout-login .auth-card{
    order:-1;
  }

  .auth-aside,
  .auth-card{
    border-radius:24px;
  }

  .auth-aside,
  .auth-card{
    padding:24px;
  }

  .auth-row,
  .auth-inline,
  .auth-compare,
  .admin-summary,
  .admin-stats{
    grid-template-columns:1fr;
  }

  .admin-panel{
    gap:14px;
    padding:18px;
    border-radius:24px;
  }

  .admin-topbar,
  .admin-topbar-actions{
    display:grid;
  }

  .admin-topbar{
    gap:12px;
  }

  .admin-topbar h2{
    margin-top:6px;
    font-size:clamp(24px, 8vw, 34px);
  }

  .admin-topbar-actions{
    grid-template-columns:1fr;
  }

  .admin-topbar-actions .button{
    width:100%;
  }

  .admin-card,
  .admin-card-nested{
    padding:18px;
    border-radius:20px;
  }

  .admin-card-head p{
    font-size:14px;
  }

  .admin-summary{
    margin-top:22px;
  }

  .admin-summary strong,
  .admin-stats strong{
    font-size:18px;
  }

  .checkline{
    gap:10px;
    font-size:13px;
  }

  .checkline input{
    flex:0 0 auto;
  }

  .field input,
  .field select{
    height:50px;
    padding:0 14px;
    font-size:16px;
  }

  .channel-list,
  .channel-members,
  .channel-search-results,
  .channel-manage,
  .admin-grid,
  .admin-channel-grid{
    gap:12px;
  }

  .channel-item,
  .channel-member,
  .channel-search-item{
    padding:14px;
    border-radius:16px;
  }

  .channel-item-head,
  .channel-member-head,
  .channel-search-head{
    display:grid;
    gap:8px;
  }

  .channel-meta{
    gap:6px;
  }

  .channel-member,
  .channel-search-item{
    grid-template-columns:1fr;
    align-items:stretch;
  }

  .channel-member-actions,
  .channel-search-actions{
    justify-content:stretch;
  }

  .channel-member-actions .button,
  .channel-search-actions .button{
    width:100%;
  }

  .channel-empty{
    padding:14px;
    border-radius:16px;
    font-size:14px;
  }

  .admin-hero .auth-points{
    margin-top:22px;
  }

  .admin-hero .auth-point{
    padding:14px;
  }

  .admin-hero .auth-point strong{
    font-size:16px;
  }
}