/* ==========================================================================
   Unix Timestamp Converter
   Editorial dossier, live epoch strip, detection line, copy-row format list,
   timezone rows, date builder, code snippet tabs, 2038 panel, Pro batch and
   arithmetic.
   ========================================================================== */

/* ---- Editorial ---------------------------------------------------------- */
.utc-ed { display: grid; grid-template-columns: 104px 1fr; gap: 1.5rem; align-items: start; }
.utc-ed-art { display: flex; flex-direction: column; align-items: center; color: var(--cluster-dark, #114F8D); }
.utc-ed-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase;
  margin-top: 0.6rem; opacity: 0.65; border: 1px solid currentColor;
  padding: 0.15rem 0.45rem; border-radius: 2px;
}
.utc-ed-head { display: flex; align-items: baseline; gap: 0.7rem; flex-wrap: wrap; margin-bottom: 0.55rem; }
.utc-ed-head h2 { font-weight: 600; letter-spacing: -0.01em; }
.utc-ed-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 0.22rem 0.6rem; background: var(--cluster-dark, #114F8D); color: #fff; border-radius: 2px;
}
.utc-ed p { margin: 0 0 0.7rem 0; }
.utc-ed-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.55rem 1.4rem; padding-top: 0.8rem; font-size: 0.78rem;
  border-top: 1px dashed color-mix(in srgb, var(--cluster-dark, #114F8D) 35%, transparent);
}
.utc-ed-meta span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase;
  opacity: 0.6; display: block; margin-bottom: 0.1rem;
}
@media (max-width: 575.98px) {
  .utc-ed { grid-template-columns: 1fr; gap: 1rem; }
  .utc-ed-art { flex-direction: row; gap: 0.8rem; align-items: center; }
  .utc-ed-code { margin-top: 0; }
}

/* ---- Live epoch --------------------------------------------------------- */
.utc-live {
  display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap;
  padding: 0.6rem 1rem; margin-bottom: 1rem; border-radius: 10px;
  background: color-mix(in srgb, var(--cluster-dark, #114F8D) 7%, transparent);
}
.utc-live-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--evvy-text-secondary, #6C757D);
}
.utc-live-val {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.15rem; font-weight: 700; font-variant-numeric: tabular-nums;
}
.utc-mini-btn {
  border: 1px solid var(--evvy-border-color, #DEE2E6); background: transparent; border-radius: 6px;
  font-size: 0.7rem; padding: 0.12rem 0.5rem; cursor: pointer; color: inherit; white-space: nowrap;
}
.utc-mini-btn:hover { border-color: var(--cluster-dark, #114F8D); }

/* ---- Input + detection -------------------------------------------------- */
.utc-in { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1rem; }
.utc-detect { font-size: 0.84rem; margin-top: 0.5rem; min-height: 1.3em; }
.utc-bad { color: #C0392B; }
[data-bs-theme="dark"] .utc-bad { color: #E74C3C; }
.utc-zoneless { display: flex; align-items: center; gap: 0.6rem; margin-top: 0.5rem; font-size: 0.84rem; flex-wrap: wrap; }
.utc-zl-sel { width: auto; display: inline-block; }

/* ---- Results ------------------------------------------------------------ */
.utc-results { display: none; }
.utc-results.show { display: block; }
.utc-hero { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1.6rem; word-break: break-all; }
.utc-hero-sub { font-size: 0.88rem; margin-top: 0.5rem; color: var(--evvy-text-secondary, #6C757D); }

.utc-panel {
  border: 1px solid var(--evvy-border-color, #DEE2E6); border-radius: var(--evvy-radius-lg, 12px);
  padding: 1.1rem 1.2rem; margin-top: 1.25rem; background: var(--bs-body-bg, #fff);
}
[data-bs-theme="dark"] .utc-panel { background: var(--evvy-gray-100, #1E1E1E); }
.utc-panel-title {
  font-weight: 700; font-size: 0.95rem; margin-bottom: 0.8rem;
  display: flex; align-items: center; gap: 0.45rem; color: var(--cluster-dark, #114F8D);
}
.utc-muted { font-size: 0.78rem; color: var(--evvy-text-secondary, #6C757D); line-height: 1.55; }

/* ---- Format rows -------------------------------------------------------- */
.utc-row {
  display: grid; grid-template-columns: 190px 1fr auto; gap: 0.7rem; align-items: center;
  padding: 0.4rem 0; border-bottom: 1px dashed var(--evvy-border-color, #DEE2E6);
}
.utc-row:last-child { border-bottom: none; }
.utc-row-l { font-size: 0.78rem; color: var(--evvy-text-secondary, #6C757D); }
.utc-row-v {
  font-size: 0.86rem; overflow-x: auto; white-space: nowrap;
  background: transparent; padding: 0; color: inherit;
}
@media (max-width: 575.98px) {
  .utc-row { grid-template-columns: 1fr auto; }
  .utc-row-l { grid-column: 1 / -1; margin-bottom: -0.2rem; }
}

/* ---- Timezone + builder ------------------------------------------------- */
.utc-tz-row { display: grid; grid-template-columns: minmax(220px, 320px) 1fr; gap: 1rem; align-items: center; }
@media (max-width: 767.98px) { .utc-tz-row { grid-template-columns: 1fr; } }
.utc-tz-out code, .utc-b-out code {
  font-size: 0.95rem; background: transparent; padding: 0; color: inherit; font-weight: 700;
}
.utc-tz-out span, .utc-b-out span { font-size: 0.78rem; color: var(--evvy-text-secondary, #6C757D); }
.utc-build { display: grid; grid-template-columns: auto auto minmax(200px, 280px) 1fr; gap: 0.7rem; align-items: center; }
@media (max-width: 991.98px) { .utc-build { grid-template-columns: 1fr 1fr; } }
@media (max-width: 575.98px) { .utc-build { grid-template-columns: 1fr; } }

/* ---- Snippets ----------------------------------------------------------- */
.utc-snip-tabs { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.6rem; }
.utc-snip-tab {
  border: 1px solid var(--evvy-border-color, #DEE2E6); background: transparent; color: inherit;
  border-radius: 999px; font-size: 0.74rem; padding: 0.2rem 0.7rem; cursor: pointer;
}
.utc-snip-tab.active { background: var(--cluster-dark, #114F8D); color: #fff; border-color: var(--cluster-dark, #114F8D); }
.utc-snip {
  background: color-mix(in srgb, var(--cluster-dark, #114F8D) 6%, transparent);
  border-radius: 8px; padding: 0.8rem 1rem; font-size: 0.82rem; line-height: 1.6;
  overflow-x: auto; margin: 0;
}
.utc-snip code { background: transparent; padding: 0; color: inherit; }

/* ---- 2038 --------------------------------------------------------------- */
.utc-2038 { border-left: 4px solid var(--cluster-dark, #114F8D); }
.utc-2038-grid { display: grid; grid-template-columns: 220px 1fr; gap: 1.2rem; align-items: center; font-size: 0.9rem; line-height: 1.6; }
@media (max-width: 767.98px) { .utc-2038-grid { grid-template-columns: 1fr; } }
.utc-2038-count { font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--cluster-dark, #114F8D); }

/* ---- Pro panels --------------------------------------------------------- */
.utc-outline-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  border: 1px solid var(--cluster-dark, #114F8D); background: transparent;
  color: var(--cluster-dark, #114F8D); border-radius: 999px;
  padding: 0.35rem 0.95rem; font-size: 0.82rem; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.utc-outline-btn:hover { background: var(--cluster-dark, #114F8D); color: var(--cluster-text, #fff); }
.utc-btn-row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.utc-batch-in { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85rem; }
.utc-batch-wrap { overflow-x: auto; }
.utc-batch-head, .utc-batch-row {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.6fr; gap: 0.6rem; min-width: 560px;
  font-size: 0.8rem; padding: 0.3rem 0.2rem; font-variant-numeric: tabular-nums;
}
.utc-batch-head {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--evvy-text-secondary, #6C757D);
  border-bottom: 1px solid var(--evvy-border-color, #DEE2E6);
}
.utc-batch-row { border-bottom: 1px dashed var(--evvy-border-color, #DEE2E6); }
.utc-batch-bad { opacity: 0.5; }
.utc-arith { display: grid; grid-template-columns: auto 70px 110px 130px 1fr; gap: 0.6rem; align-items: center; }
@media (max-width: 767.98px) { .utc-arith { grid-template-columns: 1fr 1fr; } }
.utc-arith-base {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 700;
  font-variant-numeric: tabular-nums; white-space: nowrap;
}