@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  --bg:        #f7f8fc;
  --surface:   #ffffff;
  --surface-2: #f0f3f9;
  --border:    #e2e8f0;
  --border-2:  #c8d4e3;
  --text-1:    #0f1623;
  --text-2:    #4a5568;
  --text-3:    #94a3b8;
  --mono:      'JetBrains Mono', monospace;
  --sans:      'Outfit', sans-serif;
  --display:   'Syne', sans-serif;
  --radius:    8px;
  --radius-lg: 14px;
  --shadow:    0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.04);
  --shadow-lg: 0 4px 24px rgba(0,0,0,.08), 0 12px 48px rgba(0,0,0,.06);
}

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

.sts-wrap *, .sts-portal * { box-sizing:border-box; }

body.sts-user-portal { font-family:var(--sans); background:var(--bg); min-height:100vh; -webkit-font-smoothing:antialiased; }
.sts-wrap { font-family:var(--sans); max-width:860px; margin:0 auto; }

/* ══ Topbar ══ */
.sts-topbar {
  display:flex; align-items:center; justify-content:space-between;
  background:var(--surface); border-radius:var(--radius-lg);
  padding:14px 22px; margin-bottom:22px; box-shadow:var(--shadow);
  border-left:4px solid transparent;
}
.sts-site { font-size:11px; color:var(--text-3); font-family:var(--mono); text-transform:uppercase; letter-spacing:.06em; }
.sts-dept { font-family:var(--display); font-size:16px; font-weight:700; margin-top:2px; color:var(--text-1); }
.sts-staff-link { font-size:11px; font-family:var(--mono); text-decoration:none; opacity:.5; transition:opacity .2s; }
.sts-staff-link:hover { opacity:1; }

/* ══ Login card ══ */
.sts-login-card {
  background:var(--surface); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg); overflow:hidden; max-width:420px; margin:0 auto;
}

.sts-form-header {
  padding:36px 36px 28px; text-align:center; position:relative; overflow:hidden;
}
.sts-form-header::after {
  content:''; position:absolute; bottom:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
}
.sts-icon { font-size:40px; margin-bottom:14px; display:block; }
.sts-form-header h2 {
  font-family:var(--display); font-size:22px; font-weight:700;
  color:#fff; margin-bottom:6px; letter-spacing:-.02em;
}
.sts-form-header p { font-size:13px; opacity:.75; color:#fff; }

.sts-login-body { padding:28px 36px 32px; }
.sts-message { padding:12px 16px; border-radius:var(--radius); font-size:13px; font-weight:500; margin-bottom:16px; }
.sts-message.success { background:#f0fdf4; color:#166534; border:1px solid #bbf7d0; }
.sts-message.error   { background:#fef2f2; color:#991b1b; border:1px solid #fecaca; }

.sts-field { display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.sts-field label {
  font-size:10px; font-weight:600; color:var(--text-3);
  text-transform:uppercase; letter-spacing:.1em; font-family:var(--mono);
}
.sts-field .req { color:#ef4444; }

.sts-field input, .sts-field select, .sts-field textarea {
  background:var(--surface-2); border:1.5px solid var(--border);
  border-radius:var(--radius); padding:10px 14px; font-size:14px;
  color:var(--text-1); font-family:var(--sans); outline:none; width:100%;
  transition:border-color .2s, box-shadow .2s;
}
.sts-field input:focus, .sts-field select:focus, .sts-field textarea:focus {
  border-color:var(--accent,#3b82f6);
  box-shadow:0 0 0 3px rgba(59,130,246,.1);
  background:#fff;
}
.sts-field textarea { resize:vertical; min-height:130px; }
.sts-field-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }

.sts-btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  border:none; border-radius:var(--radius); padding:12px 24px;
  font-size:14px; font-weight:600; font-family:var(--sans); cursor:pointer;
  transition:all .2s; text-decoration:none; color:#fff;
  letter-spacing:.01em; position:relative; overflow:hidden;
}
.sts-btn::after {
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.12),transparent);
  opacity:0; transition:opacity .2s;
}
.sts-btn:hover::after { opacity:1; }
.sts-btn:hover { transform:translateY(-1px); filter:brightness(1.05); color:#fff; }
.sts-btn:active { transform:none; }

.sts-btn-sm { padding:8px 16px; font-size:13px; }
.sts-btn-outline {
  background:transparent !important; color:var(--text-2) !important;
  border:1.5px solid var(--border);
  box-shadow:none !important;
}
.sts-btn-outline:hover { background:var(--surface-2) !important; color:var(--text-1) !important; filter:none !important; }

/* ══ Portal header ══ */
.sts-portal-header {
  background:var(--surface); border-radius:var(--radius-lg);
  padding:20px 24px; margin-bottom:20px; box-shadow:var(--shadow);
  display:flex; align-items:flex-start; justify-content:space-between;
  border-top:4px solid transparent;
  position:relative; overflow:hidden;
}
.sts-portal-header::before {
  content:''; position:absolute; bottom:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, currentColor, transparent);
  opacity:.1;
}
.sts-portal-dept-label {
  font-family:var(--mono); font-size:10px; font-weight:700;
  text-transform:uppercase; letter-spacing:.1em; margin-bottom:6px;
}
.sts-portal-header h2 {
  font-family:var(--display); font-size:20px; font-weight:700;
  color:var(--text-1); letter-spacing:-.02em;
}
.sts-uid-line { font-size:12px; color:var(--text-3); margin-top:4px; font-family:var(--mono); }
.sts-uid-line code { background:var(--surface-2); border-radius:4px; padding:1px 6px; font-size:11px; }
.sts-portal-actions { display:flex; gap:10px; flex-shrink:0; align-items:center; }

/* ══ Ticket table ══ */
.sts-ticket-table-wrap {
  background:var(--surface); border-radius:var(--radius-lg);
  box-shadow:var(--shadow); overflow:hidden;
}

.sts-ftable { width:100%; border-collapse:collapse; font-size:13px; }
.sts-ftable thead tr { border-bottom:1px solid var(--border-2); }
.sts-ftable th {
  padding:12px 16px; text-align:left;
  font-size:10px; font-weight:700; color:var(--text-3);
  text-transform:uppercase; letter-spacing:.08em; font-family:var(--mono);
  background:var(--surface-2);
}
.sts-ftable td { padding:14px 16px; border-bottom:1px solid var(--border); vertical-align:middle; }
.sts-ftable tbody tr:last-child td { border-bottom:none; }
.sts-ftable tbody tr { transition:background .15s; }
.sts-ftable tbody tr:hover { background:var(--surface-2); }

.sts-link-btn {
  font-family:var(--mono); font-size:12px; font-weight:600;
  text-decoration:none; transition:opacity .15s;
}
.sts-link-btn:hover { opacity:.7; }

/* ══ Badges ══ */
.sts-badge {
  display:inline-flex; align-items:center; padding:3px 10px; border-radius:20px;
  font-size:10px; font-weight:700; font-family:var(--mono); letter-spacing:.04em;
  text-transform:uppercase; gap:4px;
}
.sts-badge::before { content:'●'; font-size:7px; }

.sts-badge.open     { background:#eff6ff; color:#1d4ed8; border:1px solid #bfdbfe; }
.sts-badge.inprog   { background:#fffbeb; color:#b45309; border:1px solid #fde68a; }
.sts-badge.resolved { background:#f0fdf4; color:#166534; border:1px solid #bbf7d0; }
.sts-badge.closed   { background:#f8fafc; color:#64748b; border:1px solid #e2e8f0; }

.sts-pri {
  display:inline-block; padding:2px 9px; border-radius:4px;
  font-size:10px; font-weight:700; font-family:var(--mono);
  text-transform:uppercase; letter-spacing:.04em;
}
.sts-pri.low    { background:#f0fdf4; color:#15803d; }
.sts-pri.medium { background:#fffbeb; color:#b45309; }
.sts-pri.high   { background:#fff7ed; color:#c2410c; }
.sts-pri.urgent { background:#fef2f2; color:#b91c1c; }

.sts-dept-pill-sm {
  display:inline-block; padding:2px 9px; border-radius:20px;
  font-size:10px; font-weight:700; font-family:var(--mono); letter-spacing:.04em;
}

/* ══ Empty state ══ */
.sts-empty-state {
  text-align:center; padding:72px 20px; color:var(--text-3);
}
.sts-empty-state div { font-size:52px; margin-bottom:16px; opacity:.4; }
.sts-empty-state h3 { font-family:var(--display); font-size:18px; color:var(--text-2); margin-bottom:8px; }
.sts-empty-state p  { font-size:13px; margin-bottom:24px; }

/* ══ Ticket view ══ */
.sts-back-link {
  display:inline-flex; align-items:center; gap:5px;
  font-size:12px; color:var(--text-3); text-decoration:none;
  font-family:var(--mono); transition:color .15s; margin-bottom:8px;
}
.sts-back-link:hover { color:var(--text-1); }

.sts-ticket-view-card { background:var(--surface); border-radius:var(--radius-lg); box-shadow:var(--shadow); overflow:hidden; }
.sts-ticket-view-meta {
  display:flex; flex-wrap:wrap; gap:16px;
  padding:14px 20px; background:var(--surface-2);
  border-bottom:1px solid var(--border); font-size:12px;
}

.sts-convo-wrap { padding:24px 20px; display:flex; flex-direction:column; gap:16px; }

.sts-msg { display:flex; gap:12px; }
.sts-msg-avatar {
  width:36px; height:36px; border-radius:10px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  font-size:13px; font-weight:700; margin-top:2px;
  font-family:var(--mono); border:1px solid currentColor;
}
.user-av  { background:var(--surface-2); color:var(--text-3); border-color:var(--border); }
.admin-av { }

.sts-msg-content { flex:1; }
.sts-msg-meta { display:flex; gap:10px; align-items:center; margin-bottom:6px; flex-wrap:wrap; }
.sts-msg-meta span:first-child { font-weight:700; font-size:13px; font-family:var(--display); }
.sts-msg-meta span:last-child  { font-size:11px; color:var(--text-3); font-family:var(--mono); }
.sts-support-tag {
  font-size:10px; font-weight:700; font-family:var(--mono);
  text-transform:uppercase; letter-spacing:.06em;
  padding:1px 7px; border-radius:4px; border:1px solid currentColor;
}
.sts-msg-body {
  font-size:13px; line-height:1.7; color:var(--text-1); white-space:pre-wrap;
  background:var(--surface-2); padding:12px 16px;
  border-radius:4px 12px 12px 12px; border:1px solid var(--border);
}
.admin-msg .sts-msg-body { background:#f8fbff; }

.sts-user-reply-box { padding:20px; border-top:1px solid var(--border); }
.sts-user-reply-box h4 {
  font-family:var(--display); font-size:14px; font-weight:700;
  margin-bottom:12px; color:var(--text-1);
}
.sts-user-reply-box textarea {
  width:100%; background:var(--surface-2); border:1.5px solid var(--border);
  border-radius:var(--radius); padding:10px 14px; font-size:13px;
  color:var(--text-1); font-family:var(--sans); outline:none; resize:vertical;
  min-height:90px; display:block; margin-bottom:12px;
  transition:border-color .2s, box-shadow .2s;
}
.sts-user-reply-box textarea:focus { border-color:var(--accent,#3b82f6); box-shadow:0 0 0 3px rgba(59,130,246,.1); }
#sts-user-reply-status { font-size:12px; font-family:var(--mono); margin-left:12px; }
.sts-closed-notice { padding:16px 20px; font-size:13px; font-family:var(--mono); border-top:1px solid var(--border); }
.sts-error-msg { color:#991b1b; background:#fef2f2; padding:12px 16px; border-radius:var(--radius); font-size:13px; }

/* ══ New ticket form ══ */
.sts-form-card { background:var(--surface); border-radius:var(--radius-lg); box-shadow:var(--shadow); overflow:hidden; }
.sts-form-body { padding:28px 32px; }

@media(max-width:640px){
  .sts-field-row { grid-template-columns:1fr; }
  .sts-form-header,.sts-login-body,.sts-form-body { padding-left:20px; padding-right:20px; }
  .sts-portal-header { flex-direction:column; gap:12px; }
  .sts-ticket-view-meta { flex-direction:column; gap:8px; }
}