/* Hallmark · pre-emit critique: P4 H4 E4 S4 R5 V4 */
@import url("tokens.css");

* { box-sizing: border-box; }
html, body { overflow-x: clip; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.5;
  background: var(--color-paper);
  color: var(--color-ink);
}

a { color: inherit; }

::selection { background: var(--color-accent); color: var(--color-accent-ink); }

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- Topbar (N9 edge-aligned minimal) ---------- */

.topbar {
  min-height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2xs) var(--space-md);
  padding-block: var(--space-xs);
  padding-inline: clamp(1rem, 4vw, var(--space-lg));
  border-bottom: 1px solid var(--color-rule);
  position: sticky;
  top: 0;
  background: var(--color-paper);
  z-index: 10;
}

.topbar__brand {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.topbar__mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-md);
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.topbar__tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.topbar__status {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-2);
  white-space: nowrap;
  flex-shrink: 0;
}

.topbar__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
  flex-shrink: 0;
}

/* ---------- Layout ---------- */

.page {
  max-width: 46rem;
  margin: 0 auto;
  padding: var(--space-xl) clamp(1rem, 4vw, var(--space-lg)) var(--space-2xl);
}

.queue-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.queue-head h1 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.queue-head__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: 0.04em;
}

/* ---------- Ticket ---------- */

.ticket {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  margin-bottom: var(--space-lg);
}

.ticket > summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  border-radius: var(--radius-md);
}
.ticket > summary::-webkit-details-marker { display: none; }

.ticket > summary:hover { background: var(--color-paper-3); }
.ticket > summary:active { background: var(--color-paper-3); }

.t-id {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-2);
  white-space: nowrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  white-space: nowrap;
}
.chip--open {
  color: var(--color-accent);
  border-color: var(--color-chip-open-border);
  background: var(--color-chip-open-bg);
}
.chip--critical {
  color: var(--color-accent-ink);
  background: var(--color-accent);
  font-weight: 600;
}

.t-title {
  font-weight: 600;
  flex: 1 1 16rem;
  min-width: 0;
}

.chevron {
  width: 16px;
  height: 16px;
  margin-left: auto;
  flex-shrink: 0;
  stroke: var(--color-muted);
  fill: none;
  stroke-width: 1.6;
  transition: transform var(--dur-short) var(--ease-out);
}
.ticket[open] .chevron { transform: rotate(180deg); }

.ticket__body {
  padding: 0 var(--space-md) var(--space-md);
  border-top: 1px solid var(--color-rule-2);
  padding-top: var(--space-md);
  margin-top: 0;
}

.meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm) var(--space-md);
  margin: 0 0 var(--space-md);
  padding: 0;
}
.meta div { min-width: 0; }
.meta dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.125rem;
}
.meta dd {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-2);
  overflow-wrap: anywhere;
}
.meta dd.mono { font-family: var(--font-mono); }

.ticket__body p {
  max-width: 65ch;
  color: var(--color-ink-2);
}
.ticket__body code {
  font-family: var(--font-mono);
  background: var(--color-paper-3);
  border-radius: var(--radius-sm);
  padding: 0.05rem 0.35rem;
  font-size: 0.9em;
  color: var(--color-ink);
}

/* ---------- Attachment / download ---------- */

.attachment {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-paper-3);
  border: 1px solid var(--color-rule-2);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-md) 0 var(--space-2xs);
  flex-wrap: wrap;
}

.attachment__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  stroke: var(--color-muted);
  fill: none;
  stroke-width: 1.4;
}

.attachment__info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 12rem;
}
.attachment__name {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  overflow-wrap: anywhere;
}
.attachment__meta {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.attachment__dl {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.5rem 0.875rem;
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-weight: 600;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background-color var(--dur-short) var(--ease-out),
              transform var(--dur-short) var(--ease-out);
}
.attachment__dl:hover { background: var(--color-accent-hover); }
.attachment__dl:active { transform: translateY(1px); }
.attachment__dl svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin: var(--space-2xs) 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .chevron, .attachment__dl { transition: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 40rem) {
  .topbar__status { flex-basis: 100%; justify-content: flex-end; }
  .queue-head__count { flex-basis: 100%; }
  .meta { grid-template-columns: 1fr; }
  .ticket > summary { padding: var(--space-sm); }
  .ticket__body { padding: 0 var(--space-sm) var(--space-sm); padding-top: var(--space-sm); }
  .attachment { padding: var(--space-sm); }
  .attachment__dl { width: 100%; justify-content: center; }
}

@media (max-width: 24rem) {
  .t-title { font-size: var(--text-sm); }
}

/* ---------- Footer ---------- */

.site-footer {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, var(--space-lg)) var(--space-lg);
}

.site-footer p {
  margin: 0;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule-2);
  font-size: var(--text-xs);
  color: var(--color-muted);
  max-width: 60ch;
}