:root{
  --bg:#F0F4F8;
  --surface:#FFFFFF;
  --card:#F8FAFB;
  --border:#D0DCE8;
  --gold:#0057CC;
  --gold-l:#1A7AFF;
  --gold-d:#B8CCE0;
  --text:#0D1B2A;
  --muted:#4A6480;
  --green:#00875A;
  --red:#D93025;
  --blue:#0057CC;
  --shadow:0 12px 34px rgba(13,27,42,.08);
  --soft-shadow:0 1px 4px rgba(13,27,42,.07);
  --serif:'Libre Baskerville',serif;
  --mono:'Fira Code',monospace;
}

*{box-sizing:border-box;margin:0;padding:0}

html{min-height:100%}

body{
  min-height:100vh;
  background:
    linear-gradient(135deg,rgba(255,255,255,.72),rgba(235,242,250,.52)),
    var(--bg);
  color:var(--text);
  font-family:var(--mono);
  font-size:12px;
  line-height:1.55;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(0,87,204,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,87,204,.035) 1px,transparent 1px);
  background-size:38px 38px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.45),transparent 65%);
}

::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#A0B4C8;border-radius:2px}

a{color:inherit;text-decoration:none}
strong{font-weight:600;color:var(--text)}

.hdr{
  position:relative;
  z-index:1;
  background:linear-gradient(135deg,#FFFFFF 0%,#EBF2FA 100%);
  border-bottom:2px solid var(--border);
  padding:22px 32px 18px;
  box-shadow:0 10px 30px rgba(13,27,42,.05);
}

.hdr::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background:linear-gradient(to right,var(--gold),var(--gold-l),var(--gold));
}

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

.hdr-top > div:first-child::before{
  content:"Administration";
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:6px;
  color:var(--muted);
  font-size:9px;
  letter-spacing:.2em;
  text-transform:uppercase;
}

.proj-name{
  font-family:var(--serif);
  font-size:clamp(24px,3vw,32px);
  font-weight:700;
  color:var(--text);
  letter-spacing:.04em;
  line-height:1.1;
}

.proj-sub{
  color:var(--muted);
  font-size:11px;
  margin-top:6px;
}

.hdr-r{
  display:flex;
  justify-content:flex-end;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  text-align:right;
  color:var(--muted);
}

.toolbar{
  display:flex;
  gap:10px;
  margin-top:16px;
  align-items:center;
  flex-wrap:wrap;
}

.tbtn,
.save-btn,
button.tbtn,
a.tbtn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:30px;
  background:rgba(255,255,255,.62);
  border:1px solid var(--border);
  color:var(--muted);
  padding:6px 14px;
  font-family:var(--mono);
  font-size:10px;
  line-height:1;
  cursor:pointer;
  letter-spacing:.06em;
  border-radius:2px;
  text-transform:uppercase;
  transition:background .2s,border-color .2s,color .2s,transform .2s,box-shadow .2s;
  white-space:nowrap;
}

.tbtn:hover,
.tbtn:focus-visible{
  border-color:var(--gold);
  color:var(--gold);
  background:#fff;
  box-shadow:0 6px 16px rgba(0,87,204,.08);
}

.save-btn{
  background:var(--gold);
  border-color:var(--gold);
  color:#fff;
  padding:8px 20px;
  font-weight:500;
  box-shadow:0 8px 18px rgba(0,87,204,.16);
}

.save-btn:hover,
.save-btn:focus-visible{
  background:#004DB5;
  border-color:#004DB5;
  color:#fff;
  transform:translateY(-1px);
}

.content{
  position:relative;
  z-index:1;
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:28px 32px 18px;
}

.panel{
  background:rgba(248,250,251,.96);
  border:1px solid var(--border);
  border-radius:4px;
  padding:20px;
  margin-bottom:20px;
  box-shadow:var(--soft-shadow);
}

.panel:hover{box-shadow:var(--shadow)}

.sh{margin-bottom:16px}

.st{
  font-family:var(--serif);
  font-size:18px;
  font-weight:600;
  color:var(--text);
  letter-spacing:.04em;
}

.sd{
  color:var(--muted);
  font-size:10px;
  margin-top:4px;
}

.sl{
  margin-top:10px;
  height:1px;
  background:linear-gradient(to right,var(--gold),transparent);
}

.krow{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:8px;
}

.kcard{
  background:var(--card);
  border:1px solid var(--border);
  border-top:2px solid var(--border);
  padding:16px 20px;
  border-radius:4px;
  flex:1;
  min-width:150px;
  box-shadow:var(--soft-shadow);
}

.kcard.acc{border-top-color:var(--gold)}
.klbl{color:var(--muted);font-size:9px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.kval{font-family:var(--serif);font-size:26px;font-weight:600;line-height:1;color:var(--text)}
.kcard.acc .kval{color:var(--gold)}
.ksub{color:var(--muted);font-size:10px;margin-top:6px}

.form-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:14px;
}

.form-group{
  display:flex;
  flex-direction:column;
  gap:5px;
  flex:1;
  min-width:180px;
}

.form-label{
  color:var(--muted);
  font-size:9px;
  letter-spacing:.1em;
  text-transform:uppercase;
}

.form-input,
.form-select,
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
select,
textarea{
  width:100%;
  background:#fff;
  border:1px solid var(--border);
  color:var(--text);
  padding:8px 10px;
  font-family:var(--mono);
  font-size:11px;
  border-radius:2px;
  outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}

.form-input:focus,
.form-select:focus,
input:focus,
select:focus,
textarea:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(0,87,204,.08);
}

input::placeholder{color:#8A9AB0}

input[type="checkbox"]{
  width:15px;
  height:15px;
  accent-color:var(--gold);
  flex:0 0 auto;
}

label{
  color:var(--text);
}

.message{
  margin-bottom:16px;
  padding:10px 14px;
  border-radius:3px;
  border:1px solid var(--border);
  background:#fff;
  font-size:11px;
}

.message.success,
.message.succes{
  color:var(--green);
  border-color:rgba(0,135,90,.28);
  background:rgba(0,135,90,.08);
}

.message.error,
.message.failed{
  color:var(--red);
  border-color:rgba(217,48,37,.28);
  background:rgba(217,48,37,.08);
}

.dtbl{
  width:100%;
  border-collapse:collapse;
  font-size:11px;
}

.dtbl th{
  text-align:right;
  padding:8px 10px;
  color:var(--muted);
  font-weight:400;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:9px;
  border-bottom:1px solid var(--border);
  white-space:nowrap;
}

.dtbl th:first-child{text-align:left}

.dtbl td{
  text-align:right;
  padding:10px;
  border-bottom:1px solid rgba(30,46,66,.12);
  vertical-align:middle;
}

.dtbl td:first-child{
  text-align:left;
  color:var(--gold);
  font-weight:500;
}

.dtbl tr:last-child td{border-bottom:none}
.dtbl tbody tr{transition:background .2s}
.dtbl tbody tr:hover{background:rgba(0,87,204,.035)}

.dtbl .tbtn{
  min-height:26px;
  padding:5px 10px;
}

.badge{
  display:inline-block;
  padding:2px 8px;
  border-radius:2px;
  font-size:9px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.badge-ok{
  background:rgba(0,135,90,.1);
  color:var(--green);
  border:1px solid rgba(0,135,90,.28);
}

.badge-warn{
  background:rgba(0,87,204,.1);
  color:var(--gold);
  border:1px solid var(--gold-d);
}

.badge-err{
  background:rgba(217,48,37,.1);
  color:var(--red);
  border:1px solid rgba(217,48,37,.28);
}

.footer{
  position:relative;
  z-index:1;
  width:100%;
  max-width:1180px;
  margin:8px auto 0;
  padding:14px 32px 24px;
  border-top:1px solid var(--border);
  display:flex;
  justify-content:space-between;
  gap:12px;
  color:var(--muted);
  font-size:9px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

@media(max-width:900px){
  .hdr,.content,.footer{padding-left:16px;padding-right:16px}
  .hdr-top{flex-direction:column}
  .hdr-r{justify-content:flex-start;text-align:left}
  .proj-name{font-size:24px}
  .panel{padding:16px}
  .dtbl{display:block;overflow-x:auto;white-space:nowrap}
}

@media(max-width:560px){
  .toolbar,.hdr-r{gap:8px}
  .tbtn,.save-btn{width:100%;white-space:normal;min-height:34px}
  .hdr-r .tbtn{width:auto}
  .footer{flex-direction:column}
}