/* Infiligence IT Helpdesk — single stylesheet, no framework. */

:root {
  --bg:         #f6f7fa;
  --bg-card:    #ffffff;
  --fg:         #1f2937;
  --fg-muted:   #6b7280;
  --fg-hint:    #9ca3af;
  --border:     #e5e7eb;
  --border-strong: #d1d5db;
  --primary:    #2563eb;
  --primary-fg: #ffffff;
  --primary-hover: #1d4ed8;
  --danger:     #dc2626;
  --green:      #16a34a;
  --amber:      #d97706;
  --grey:       #6b7280;
  --radius:     8px;
  --radius-lg:  12px;
  --shadow-sm:  0 1px 2px rgba(0, 0, 0, .04);
  --shadow:     0 4px 12px rgba(0, 0, 0, .06);
  --maxw:       1100px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:         #0f172a;
    --bg-card:    #1e293b;
    --fg:         #f1f5f9;
    --fg-muted:   #94a3b8;
    --fg-hint:    #64748b;
    --border:     #334155;
    --border-strong: #475569;
    --shadow-sm:  0 1px 2px rgba(0, 0, 0, .25);
    --shadow:     0 4px 12px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.muted    { color: var(--fg-muted); }
.small    { font-size: 0.875rem; }
.lead     { font-size: 1.075rem; color: var(--fg-muted); margin-top: 0; }

/* ---------- layout ----------------------------------------------------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 24px; }

.topbar {
  display: flex; align-items: center; gap: 24px;
  padding: 12px 24px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}
.topbar .brand { font-weight: 600; color: var(--fg); font-size: 1.05rem; }
.topbar .brand:hover { text-decoration: none; }
.nav { display: flex; gap: 18px; flex: 1; }
.nav a { color: var(--fg-muted); padding: 6px 0; }
.nav a.active, .nav a:hover { color: var(--fg); }
.nav a.admin-link { color: var(--amber); }
.topbar-user { display: flex; align-items: center; gap: 12px; }
.user-name { font-size: 0.9rem; color: var(--fg-muted); }
.btn-link {
  background: transparent; border: 0; color: var(--primary); cursor: pointer;
  padding: 0; font: inherit;
}
.btn-link:hover { text-decoration: underline; }

.footer { padding: 24px; text-align: center; }

/* ---------- cards / sections ------------------------------------------ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin: 16px 0;
  box-shadow: var(--shadow-sm);
}
.card h2, .card h3 { margin-top: 0; }
.error-card { border-color: var(--danger); }
.error-card h2, .error-card h3 { color: var(--danger); }

/* ---------- hero / home -------------------------------------------------- */
.hero h1 { font-size: 2rem; margin: 0 0 8px; }
.hero-sub { font-size: 1.125rem; color: var(--fg-muted); margin: 0 0 24px; max-width: 720px; }

.cta-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 16px 0 32px; }
.cta {
  display: block; text-decoration: none;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.cta:hover { text-decoration: none; transform: translateY(-1px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.cta-icon { display: inline-block; font-size: 1.4rem; margin-bottom: 4px; }
.cta-title { display: block; font-weight: 600; color: var(--fg); margin-top: 4px; }
.cta-sub { display: block; color: var(--fg-muted); font-size: 0.9rem; margin-top: 2px; }
.cta-primary { border-color: var(--primary); }
.cta-primary .cta-icon, .cta-primary .cta-title { color: var(--primary); }
.cta-admin { border-color: var(--amber); }
.cta-admin .cta-icon, .cta-admin .cta-title { color: var(--amber); }

.tips ul { padding-left: 20px; }
.tips li { margin: 4px 0; }
.support { margin-top: 32px; }

/* ---------- sign-in --------------------------------------------------- */
.sign-in {
  max-width: 400px; margin: 80px auto;
  text-align: center;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow);
}
.sign-in h1 { margin: 0 0 8px; }
.sign-in p  { color: var(--fg-muted); margin-bottom: 24px; }

/* ---------- form -------------------------------------------------------- */
.form { max-width: 720px; }
.form h1 { margin-top: 0; }
.field { display: block; margin: 16px 0; }
.field-label { font-weight: 500; display: block; margin-bottom: 4px; }
.field-hint  { display: block; color: var(--fg-muted); font-size: 0.875rem; margin-bottom: 6px; }
.form input[type=text],
.form textarea,
.form select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--fg);
  font: inherit;
}
.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: 2px solid var(--primary);
  outline-offset: -1px;
  border-color: var(--primary);
}
.form-actions { display: flex; gap: 12px; align-items: center; margin-top: 24px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px; border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit; font-weight: 500;
}
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { background: var(--primary-hover); text-decoration: none; }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.thanks h1 { margin-top: 0; }

/* ---------- ticket tables ---------------------------------------------- */
.tickets {
  width: 100%; border-collapse: collapse;
  margin-top: 8px;
}
.tickets th, .tickets td {
  text-align: left; padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.tickets th { color: var(--fg-muted); font-weight: 500; font-size: 0.875rem; }
.tickets td p { margin: 2px 0; }
.tickets td a { font-weight: 500; }
.count {
  display: inline-block;
  background: var(--border);
  color: var(--fg-muted);
  border-radius: 999px;
  padding: 0 10px;
  font-size: 0.85rem;
  margin-left: 6px;
}

/* ---------- ticket detail ---------------------------------------------- */
.ticket-detail .ticket-header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; }
.ticket-detail .badges { display: flex; gap: 6px; }
.ticket-detail .pre { white-space: pre-wrap; }
.kv { width: 100%; border-collapse: collapse; }
.kv th { text-align: left; padding: 6px 12px 6px 0; color: var(--fg-muted); font-weight: 500; width: 160px; }
.kv td { padding: 6px 0; }

/* ---------- badges ----------------------------------------------------- */
.badge {
  display: inline-block; padding: 2px 8px;
  border-radius: 999px; font-size: 0.78rem; font-weight: 500;
  border: 1px solid transparent; white-space: nowrap;
}
.badge-grey    { background: #e5e7eb; color: #374151; border-color: #d1d5db; }
.badge-blue    { background: #dbeafe; color: #1e40af; border-color: #bfdbfe; }
.badge-green   { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.badge-amber   { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.badge-red     { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.badge-new     { background: #ede9fe; color: #5b21b6; border-color: #ddd6fe; }
.badge-triaged { background: #dbeafe; color: #1e40af; border-color: #bfdbfe; }

/* ---------- admin dashboard ------------------------------------------- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px; margin: 20px 0;
}
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: var(--radius);
  padding: 12px 16px;
}
.stat.badge-new      { border-left-color: #5b21b6; }
.stat.badge-triaged  { border-left-color: #1e40af; }
.stat.badge-blue     { border-left-color: #1e40af; }
.stat.badge-amber    { border-left-color: #92400e; }
.stat.badge-green    { border-left-color: #166534; }
.stat.badge-grey     { border-left-color: #6b7280; }
.stat-value { font-size: 1.6rem; font-weight: 600; }
.stat-label { color: var(--fg-muted); font-size: 0.875rem; }

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 16px;
}
.chart-card canvas { max-width: 100%; }

/* ---------- empty / spinner ------------------------------------------- */
.empty { text-align: center; padding: 24px 8px; color: var(--fg-muted); }
.empty h3 { margin: 0 0 4px; color: var(--fg); }

.spinner { display: flex; align-items: center; gap: 12px; padding: 16px; color: var(--fg-muted); }
.spinner-dot {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--border-strong);
  border-top-color: var(--primary);
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- mobile tweaks --------------------------------------------- */
@media (max-width: 600px) {
  .topbar { flex-wrap: wrap; gap: 12px; padding: 10px 16px; }
  .container { padding: 16px; }
  .hero h1 { font-size: 1.5rem; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .nav { flex-wrap: wrap; gap: 12px; }
}