:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --primary:#0f766e;
  --primary-hover:#0b5e58;
  --danger:#b91c1c;
  --danger-hover:#991b1b;
  --secondary:#475569;
  --secondary-hover:#334155;
  --border:#dbe2ea;
  --topbar:#0b1320;
  --topbar-border:rgba(255,255,255,.08);
  --shadow:0 4px 18px rgba(0,0,0,.04);
  --radius:10px;
}

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

html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}

body{
  margin:0;
  font-family:Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.5;
  overflow-x:hidden;
}

img,
svg,
video,
canvas{
  display:block;
  max-width:100%;
  height:auto;
}

a{
  color:inherit;
}

.topbar{
  background:var(--topbar);
  color:#fff;
  padding:16px;
}

.topbar-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{
  font-size:1.25rem;
  font-weight:700;
  white-space:nowrap;
}

.menu-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:10px 14px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:8px;
  background:transparent;
  color:#fff;
  font:inherit;
  cursor:pointer;
}

.menu-toggle:hover{
  background:rgba(255,255,255,.08);
}

.topbar-nav{
  display:none;
  flex-direction:column;
  gap:8px;
  width:100%;
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid var(--topbar-border);
}

.topbar-nav.is-open{
  display:flex;
}

.topbar a{
  color:#fff;
  text-decoration:none;
  display:block;
  width:100%;
  padding:12px 14px;
  border-radius:8px;
}

.topbar a:hover,
.topbar a:focus-visible{
  background:rgba(255,255,255,.12);
}

.container{
  width:100%;
  max-width:1100px;
  margin:24px auto;
  padding:0 16px 24px;
}

.content-wrap{
  min-width:0;
}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:var(--shadow);
}

.narrow{
  width:100%;
  max-width:420px;
  margin:32px auto;
}

label{
  display:block;
  margin-bottom:14px;
  font-weight:600;
}

input,
select,
textarea{
  display:block;
  width:100%;
  max-width:100%;
  padding:10px 12px;
  margin-top:6px;
  border:1px solid var(--border);
  border-radius:8px;
  background:#fff;
  color:var(--text);
  font:inherit;
}

textarea{
  min-height:120px;
  resize:vertical;
}

button,
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:10px 14px;
  border:none;
  border-radius:8px;
  text-decoration:none;
  cursor:pointer;
  font:inherit;
  background:var(--primary);
  color:#fff;
  max-width:100%;
  text-align:center;
}

button:hover,
.button:hover{
  background:var(--primary-hover);
}

.secondary{
  background:var(--secondary);
}

.secondary:hover{
  background:var(--secondary-hover);
}

.danger{
  background:var(--danger);
}

.danger:hover{
  background:var(--danger-hover);
}

.alert{
  padding:12px 14px;
  border-radius:8px;
  margin-bottom:16px;
}

.alert.success{
  background:#dcfce7;
  color:#166534;
}

.alert.error{
  background:#fee2e2;
  color:#991b1b;
}

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

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

.inline-form > *{
  min-width:0;
}

.checkbox-line{
  display:flex;
  gap:10px;
  align-items:center;
}

.checkbox-line input{
  width:auto;
  margin:0;
}

.table-header,
.actions,
.actions-inline{
  display:flex;
  gap:10px;
  align-items:center;
  flex-wrap:wrap;
  justify-content:space-between;
}

.actions-inline form{
  display:inline-block;
}

.table-responsive{
  width:100%;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}

table{
  width:100%;
  border-collapse:collapse;
  margin-top:16px;
  min-width:640px;
  background:#fff;
}

th,
td{
  padding:12px;
  border-bottom:1px solid var(--border);
  text-align:left;
  vertical-align:top;
}

th{
  white-space:nowrap;
}

.password-toggle-wrap{
  position:relative;
  display:block;
}

.password-toggle-wrap input{
  width:100%;
  padding-right:46px;
}

.password-toggle-btn{
  position:absolute;
  top:50%;
  right:12px;
  transform:translateY(-50%);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0;
  width:24px;
  height:24px;
  border:0;
  background:transparent;
  cursor:pointer;
  color:#666;
  min-height:auto;
}

.password-toggle-btn:hover{
  color:#111;
  background:transparent;
}

.password-toggle-btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible,
.button:focus-visible,
a:focus-visible{
  outline:2px solid #999;
  outline-offset:2px;
  border-radius:4px;
}

@media (max-width: 700px){
  .actions-inline{
    flex-direction:column;
    align-items:stretch;
  }

  .actions-inline form,
  .actions-inline .button,
  .actions-inline button,
  .inline-form > *{
    width:100%;
  }

  .table-header,
  .actions{
    align-items:stretch;
  }

  .table-header > *,
  .actions > *{
    width:100%;
  }
}

@media (min-width: 768px){
  .topbar{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    padding:16px 24px;
  }

  .topbar-row{
    display:block;
  }

  .menu-toggle{
    display:none;
  }

  .topbar-nav{
    display:flex;
    flex-direction:row;
    flex-wrap:wrap;
    align-items:center;
    gap:12px;
    width:auto;
    margin-top:0;
    padding-top:0;
    border-top:none;
  }

  .topbar a{
    width:auto;
    padding:8px 10px;
  }

  .container{
    padding:0 16px 32px;
  }

  .card{
    padding:24px;
  }

  .narrow{
    margin:60px auto;
  }

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