/* ============================================================
   SUPPORT PAGE
   ============================================================ */

/* ---------- Sample ticket card (hero, right side) ---------- */
.sup-ticket {
  border: 1px solid var(--line);
  background: var(--paper);
  font-family: var(--mono);
  position: relative;
  box-shadow: 0 1px 0 var(--line), 0 24px 60px -40px rgba(0,0,0,0.18);
}
.sup-ticket__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
  font-size: 11px;
  letter-spacing: 0.16em;
}
.sup-ticket__id { color: var(--fg); font-weight: 600; }
.sup-ticket__status {
  color: var(--sig);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.sup-live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2ecc71;
  box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7);
  animation: sup-live-pulse 1.4s ease-out infinite;
}
@keyframes sup-live-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7); opacity: 1; }
  70%  { box-shadow: 0 0 0 8px rgba(46, 204, 113, 0); opacity: 0.85; }
  100% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0); opacity: 1; }
}

.sup-ticket__body {
  padding: 14px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sup-ticket__row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 14px;
  font-size: 12px;
  line-height: 1.4;
  align-items: baseline;
}
.sup-ticket__k {
  color: var(--fg-4);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 10px;
}
.sup-ticket__v {
  color: var(--fg);
}

.sup-sev {
  display: inline-block;
  padding: 3px 8px;
  font-size: 10px;
  letter-spacing: 0.16em;
  border: 1px solid var(--line);
}
.sup-sev--high {
  color: #c4452a;
  border-color: #d99280;
  background: #fbe9e3;
}

.sup-ticket__foot {
  display: flex;
  justify-content: space-between;
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--fg-4);
}
.sup-ticket__foot span:first-child { color: var(--sig); }

/* ---------- Support architecture flow ---------- */
.sup-flow {
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 28px;
}
.sup-flow__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}
.sup-flow__grid::before,
.sup-flow__grid::after {
  content: "";
  position: absolute;
  top: 50px;
  bottom: 24px;
  width: 1px;
  background: linear-gradient(to bottom, transparent 0%, var(--line) 12%, var(--line) 88%, transparent 100%);
}
.sup-flow__grid::before { left: calc(33.33% - 16px); }
.sup-flow__grid::after  { left: calc(66.66% - 16px); }

.sup-flow__col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sup-flow__col-h {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 4px;
}
.sup-flow__col-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--sig);
}
.sup-flow__col-sub {
  font-family: var(--serif, Georgia, serif);
  font-size: 13px;
  color: var(--fg-3);
  font-style: italic;
}

.sup-node {
  border: 1px solid var(--line);
  background: var(--bg-1);
  padding: 14px 16px;
  font-family: var(--mono);
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}
.sup-node:hover {
  border-color: var(--fg-3);
}
.sup-node__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--fg);
  margin-bottom: 8px;
}
.sup-node__id {
  color: var(--fg-4);
  font-size: 9.5px;
  letter-spacing: 0.18em;
}
.sup-node__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sup-node__body strong {
  font-size: 12px;
  color: var(--sig);
  letter-spacing: 0.1em;
  font-weight: 600;
}
.sup-node__body span {
  font-size: 11.5px;
  color: var(--fg-3);
  line-height: 1.45;
  font-family: var(--sans, system-ui, sans-serif);
  letter-spacing: 0;
}

.sup-node--atlas {
  border-color: var(--sig);
  box-shadow: inset 3px 0 0 var(--sig);
}
.sup-node--accent {
  border-color: var(--fg-2, var(--fg-3));
  background: var(--paper-2, var(--paper));
  box-shadow: inset 3px 0 0 var(--fg-2, var(--fg-3));
}
.sup-node--alert {
  box-shadow: inset 3px 0 0 #c4452a;
}

.sup-flow__legend {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--fg-3);
}
.sup-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.sup-dot--atlas  { background: var(--sig); }
.sup-dot--accent { background: var(--fg-2, var(--fg-3)); }
.sup-dot--alert  { background: #c4452a; }

@media (max-width: 1080px) {
  .sup-flow__grid { grid-template-columns: 1fr; gap: 24px; }
  .sup-flow__grid::before,
  .sup-flow__grid::after { display: none; }
}