/* ADMIN SPECIFIC STYLES */
.admin-body { background: var(--bg); }

/* LOGIN */
#loginScreen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: radial-gradient(ellipse at 50% 0%, rgba(109,74,254,.15) 0%, transparent 60%), var(--bg);
}
.login-wrap { width: 100%; max-width: 380px; }
.login-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Syne', sans-serif; font-size: 22px; font-weight: 800;
  justify-content: center; margin-bottom: 28px;
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 18px;
  padding: 32px;
}
.login-title { font-family: 'Syne', sans-serif; font-size: 20px; font-weight: 800; margin-bottom: 4px; }
.login-sub { color: var(--text2); font-size: 13px; margin-bottom: 24px; }
.btn-login {
  width: 100%; padding: 12px;
  background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; font-family: 'Syne', sans-serif;
  cursor: pointer; transition: all .2s; margin-top: 4px;
}
.btn-login:hover { background: #7d60ff; }
.login-hint { text-align: center; color: var(--text3); font-size: 12px; margin-top: 12px; }
.login-err { background: rgba(248,113,113,.1); border: 1px solid rgba(248,113,113,.3); color: var(--red); border-radius: var(--radius-sm); padding: 9px 12px; font-size: 13px; margin-bottom: 12px; }

/* ADMIN LAYOUT */
#adminPanel { display: grid; grid-template-columns: 210px 1fr; min-height: 100vh; }

.admin-sidebar {
  background: var(--bg2);
  border-right: 1px solid var(--border);
  padding: 20px 12px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  display: flex; flex-direction: column;
}
.admin-logo {
  display: flex; align-items: center; gap: 8px;
  font-family: 'Syne', sans-serif; font-size: 17px; font-weight: 800;
  padding: 0 8px; margin-bottom: 24px;
}
.admin-nav { flex: 1; }
.admin-nav-section {
  font-size: 10px; font-weight: 600; color: var(--text3);
  text-transform: uppercase; letter-spacing: .08em;
  padding: 0 8px; margin: 16px 0 6px;
}
.admin-nav-item {
  display: block; width: 100%; text-align: left;
  padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--text2); font-size: 13px;
  background: none; border: none; cursor: pointer;
  transition: all .15s; font-family: 'DM Sans', sans-serif;
  margin-bottom: 2px;
}
.admin-nav-item:hover { background: var(--surface); color: var(--text); }
.admin-nav-item.active { background: rgba(109,74,254,.15); color: #a78bfa; font-weight: 500; }
.admin-sidebar-footer { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 12px; }
.admin-user { font-size: 11px; color: var(--text3); padding: 0 4px; margin-bottom: 8px; }
.admin-logout {
  width: 100%; text-align: left; padding: 7px 10px;
  background: none; border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text3); font-size: 12px; cursor: pointer; font-family: 'DM Sans', sans-serif;
}
.admin-logout:hover { background: var(--surface); color: var(--red); border-color: rgba(248,113,113,.3); }

/* MAIN */
.admin-main { padding: 32px; overflow-y: auto; }
.section { display: none; }
.section.active { display: block; }
.sec-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.sec-title { font-family: 'Syne', sans-serif; font-size: 24px; font-weight: 800; }
.sec-sub { color: var(--text2); font-size: 13px; margin-top: 3px; }

/* STATS */
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 20px; }
.stat-box {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px;
}
.stat-box-label { font-size: 11px; color: var(--text3); margin-bottom: 6px; font-weight: 500; }
.stat-box-val { font-family: 'Syne', sans-serif; font-size: 26px; font-weight: 800; }
.stat-box-note { font-size: 11px; color: var(--text3); margin-top: 3px; }

/* CARDS */
.admin-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px; margin-bottom: 14px;
}
.admin-card-title { font-size: 13px; font-weight: 600; margin-bottom: 14px; color: var(--text2); }
.admin-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.admin-form-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* TABLE */
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th { text-align: left; padding: 7px 10px; color: var(--text3); font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--border); }
td { padding: 9px 10px; border-bottom: 1px solid var(--border); color: var(--text2); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,.02); }

/* FORMS */
.fg { margin-bottom: 12px; }
label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 5px; font-weight: 500; }
input, select, textarea {
  width: 100%; background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 9px 12px;
  color: var(--text); font-size: 13px; font-family: 'DM Sans', sans-serif;
  outline: none; transition: border-color .2s;
}
input:focus, select:focus { border-color: var(--accent); }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 28px; }
.fhint { font-size: 11px; color: var(--text3); margin-top: 4px; }
.pw-wrap { position: relative; }
.pw-wrap input { padding-right: 36px; }
.pw-eye { position: absolute; right: 9px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; font-size: 14px; padding: 0; width: auto; }

/* BUTTONS */
.btn-sm-primary {
  background: var(--accent); color: #fff; border: none;
  padding: 7px 14px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500; cursor: pointer;
  transition: all .2s; font-family: 'DM Sans', sans-serif;
}
.btn-sm-primary:hover { background: #7d60ff; }
.btn-sm {
  background: var(--surface2); color: var(--text2);
  border: 1px solid var(--border); padding: 7px 14px;
  border-radius: var(--radius-sm); font-size: 13px;
  cursor: pointer; transition: all .2s; font-family: 'DM Sans', sans-serif;
}
.btn-sm:hover { background: var(--bg3); color: var(--text); }
.btn-sm-danger {
  background: rgba(248,113,113,.1); color: var(--red);
  border: 1px solid rgba(248,113,113,.3); padding: 7px 14px;
  border-radius: var(--radius-sm); font-size: 13px;
  cursor: pointer; font-family: 'DM Sans', sans-serif;
}

/* BADGES */
.badge { display: inline-flex; align-items: center; font-size: 11px; font-weight: 600; padding: 2px 9px; border-radius: 99px; }
.badge-green { background: rgba(30,217,164,.12); color: var(--green); }
.badge-accent { background: rgba(109,74,254,.15); color: #a78bfa; }
.badge-amber { background: rgba(245,166,35,.12); color: var(--amber); }
.badge-red { background: rgba(248,113,113,.12); color: var(--red); }
.badge-muted { background: var(--bg3); color: var(--text3); }

/* SERIAL DISPLAY */
.serial-display {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 11px 14px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-bottom: 10px;
}
.serial-val { font-family: monospace; font-size: 13px; color: #a78bfa; letter-spacing: .08em; flex: 1; word-break: break-all; }
.serial-meta { font-size: 11px; color: var(--text3); line-height: 1.6; }
.sep-line { height: 1px; background: var(--border); margin: 14px 0; }

/* CHART BARS */
.chart-bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 12px; }
.chart-bar-label { width: 70px; color: var(--text2); }
.chart-bar-wrap { flex: 1; background: var(--bg3); border-radius: 99px; height: 8px; overflow: hidden; }
.chart-bar-fill { height: 100%; border-radius: 99px; background: var(--accent); transition: width .6s ease; }
.chart-bar-num { width: 30px; text-align: right; color: var(--text3); }

/* PLAN EDITOR ROW */
.plan-edit-row {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 16px; margin-bottom: 10px;
}
.plan-edit-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.plan-edit-name { font-size: 14px; font-weight: 600; }

/* ADMIN SEARCH */
.admin-search {
  width: 220px; padding: 7px 12px; font-size: 13px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); outline: none;
  font-family: 'DM Sans', sans-serif;
}
.admin-search:focus { border-color: var(--accent); }

/* CODE BLOCK */
.code-block {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px;
  font-family: monospace; font-size: 12px; color: var(--text2);
  white-space: pre; overflow-x: auto; margin-top: 8px;
}

/* TOAST */
.toast-msg {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--surface); border: 1px solid rgba(30,217,164,.3);
  color: var(--green); border-radius: var(--radius-sm);
  padding: 11px 18px; font-size: 13px; z-index: 999;
  animation: slideUp .3s ease;
}
@keyframes slideUp { from { opacity:0; transform: translateY(12px); } to { opacity:1; transform: translateY(0); } }

@media (max-width: 768px) {
  #adminPanel { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .admin-grid-2, .admin-form-2 { grid-template-columns: 1fr; }
}