:root{
  --blue:#2563EB;
  --blue600:#1D4ED8;
  --text:#0F172A;
  --muted:#64748B;
  --bg:#F3F4F6;
  --border:#E5E7EB;
  --ring:#93C5FD;
}

*{
  box-sizing:border-box;
}

html,body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
  min-height:100vh;
}

h1{
  font-size:clamp(26px,4vw,32px);
  line-height:1.15;
  margin:0 0 10px;
}

h2{
  font-size:20px;
  margin:0 0 12px;
}

h3{
  font-size:17px;
  margin:0 0 8px;
}

.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}

.site-header{
  position:sticky;
  top:0;
  z-index:20;
  background:#ffffff;
  border-bottom:1px solid var(--border);
  backdrop-filter:saturate(120%) blur(6px);
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:12px;
}

.brand{
  display:flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
}

.brand-logo{
  height:40px;
  width:auto;
}

.nav{
  display:flex;
  align-items:center;
}

.nav ul{
  display:flex;
  align-items:center;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0;
}

.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:6px 12px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:var(--text);
  text-decoration:none;
  white-space:nowrap;
  transition:color .15s, background .15s, box-shadow .15s, transform .1s;
}

.nav-link::after{
  content:"";
  position:absolute;
  left:10px;
  right:10px;
  bottom:-2px;
  height:2px;
  border-radius:999px;
  background:transparent;
  transition:background .15s;
}

.nav-link:hover{
  color:var(--blue600);
  background:rgba(37,99,235,0.06);
  box-shadow:0 4px 10px rgba(15,23,42,0.10);
  transform:translateY(-1px);
}

.nav-link.is-active{
  color:var(--blue600);
}

.nav-link.is-active::after{
  background:var(--blue600);
}

.burger{
  display:none;
  background:transparent;
  border:0;
  width:40px;
  height:40px;
  padding:0;
}

.burger span{
  display:block;
  height:2px;
  background:var(--text);
  margin:7px 6px;
  border-radius:2px;
}

.cabinet-main{
  min-height:100vh;
  padding:28px 0 40px;
}

.card,
.auth-card{
  background:#ffffff;
  border-radius:18px;
  padding:20px;
  box-shadow:0 10px 30px rgba(15,23,42,0.10);
  border:1px solid var(--border);
}

.auth-card-center{
  max-width:420px;
  margin:40px auto;
}

.auth-logo{
  text-align:center;
  margin-bottom:8px;
}

.logo-large{
  max-width:220px;
  height:auto;
}

.form label,
.auth-card label{
  display:block;
  font-size:14px;
  font-weight:600;
  margin:6px 0 4px;
}

.form input,
.form select,
.form textarea,
.auth-card input,
.inline-form input,
.inline-form select{
  width:100%;
  padding:8px 12px;
  border-radius:10px;
  border:1px solid var(--border);
  font-size:14px;
}

.form textarea{
  resize:none;
  min-height:90px;
}

.inline-form{
  background:#ffffff;
  border-radius:16px;
  padding:16px;
  box-shadow:0 8px 24px rgba(15,23,42,0.08);
  margin-bottom:16px;
}

.inline-form label{
  display:inline-block;
  margin-right:12px;
  margin-bottom:8px;
}

.inline-form input,
.inline-form select{
  width:auto;
}

button{
  border:none;
  border-radius:999px;
  padding:2px 9px;
  min-height:24px;
  background:var(--blue);
  color:#ffffff;
  font-weight:600;
  font-size:11px;
  cursor:pointer;
  box-shadow:0 2px 6px rgba(15,23,42,0.18);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:4px;
  white-space:nowrap;
  transition:background .15s, transform .12s, box-shadow .12s;
}

button:hover{
  background:var(--blue600);
  transform:translateY(-1px);
  box-shadow:0 3px 8px rgba(15,23,42,0.20);
}

button:active{
  transform:translateY(0);
  box-shadow:0 2px 5px rgba(15,23,42,0.15);
}

button.btn-danger{
  background:#ef4444;
}

button.btn-danger:hover{
  background:#dc2626;
}

.auth-card button{
  width:100%;
  margin-top:10px;
  padding:10px 18px;
  min-height:40px;
  font-size:14px;
}

.table-wrapper{
  width:100%;
  overflow-x:auto;
}

.table{
  width:100%;
  border-collapse:collapse;
  margin-top:12px;
  background:#ffffff;
  border-radius:12px;
  overflow:hidden;
  font-size:13px;
}

.table th,
.table td{
  padding:8px 10px;
  border-bottom:1px solid #e5e7eb;
}

.table th{
  background:#f9fafb;
  text-align:left;
}

.table tbody tr:hover{
  background:#f3f4ff;
}

.table-toolbar{
  display:flex;
  justify-content:flex-end;
  margin:8px 0;
}

.table-filter{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid #d1d5db;
  font-size:13px;
}

.table-actions button{
  margin-right:4px;
}

.inline-checkbox{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-left:6px;
  font-size:12px;
}

.field-error{
  font-size:12px;
  color:#dc2626;
  margin-top:2px;
  min-height:8px;
}

.cards-row{
  display:flex;
  gap:16px;
  margin-bottom:24px;
}

.stat-card{
  flex:1;
  background:#ffffff;
  border-radius:16px;
  padding:16px;
  box-shadow:0 8px 24px rgba(15,23,42,0.08);
}

.stat-title{
  font-size:13px;
  color:#6b7280;
}

.stat-value{
  font-size:22px;
  font-weight:700;
}

.alert{
  padding:8px 12px;
  border-radius:10px;
  margin-bottom:12px;
  font-size:13px;
}

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

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

.auth-note{
  margin-top:12px;
  font-size:13px;
  text-align:center;
}

@media (max-width:960px){
  .navbar{
    height:64px;
  }

  .nav ul{
    display:none;
    position:absolute;
    right:16px;
    top:64px;
    background:#ffffff;
    border:1px solid var(--border);
    border-radius:16px;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
    padding:12px 10px;
    min-width:220px;
    flex-direction:column;
    gap:4px;
  }

  .nav ul.show{
    display:flex;
  }

  .nav-link{
    width:100%;
    justify-content:flex-start;
    padding:8px 12px;
  }

  .burger{
    display:inline-block;
  }

  .cabinet-main{
    padding-top:20px;
  }

  .auth-card-center{
    margin:24px auto;
  }

  .cards-row{
    flex-direction:column;
  }
}