/* Captain's Log station-transmission interface */

.captains-log-page {
  position: relative;
  isolation: isolate;
}

.log-masthead,
.log-entry,
.log-empty,
.log-card,
.log-section-heading,
.log-filter,
.log-entry-nav-item {
  border-radius: 0;
}

.log-masthead {
  grid-template-areas:
    "carrier carrier"
    "copy waveform"
    "actions actions"
    "stats stats";
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 22px 36px;
  padding: clamp(24px, 5vw, 52px);
  border: 1px solid var(--border-accent);
  border-top: 4px solid var(--text-primary);
  background:
    linear-gradient(90deg, transparent 49.8%, var(--border-color) 50%, transparent 50.2%),
    linear-gradient(180deg, var(--bg-secondary), var(--bg-color));
  box-shadow:
    inset 0 0 42px rgba(0, 0, 0, 0.24),
    0 18px 48px rgba(0, 0, 0, 0.28);
}

.log-masthead::before,
.log-entry::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: repeating-linear-gradient(
    180deg,
    transparent 0,
    transparent 3px,
    rgba(255, 255, 255, 0.018) 4px
  );
  content: "";
  pointer-events: none;
}

.log-masthead::after {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 78px;
  height: 78px;
  border-right: 2px solid var(--border-accent);
  border-bottom: 2px solid var(--border-accent);
  content: "";
  clip-path: polygon(66% 100%, 100% 66%, 100% 100%);
  pointer-events: none;
}

.log-broadcast-strip,
.log-signal-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.68rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.log-broadcast-strip {
  grid-area: carrier;
  margin: calc(clamp(24px, 5vw, 52px) * -1);
  margin-bottom: 4px;
  padding: 10px clamp(16px, 3vw, 28px);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-color);
}

.log-signal-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  font-weight: 700;
}

.log-signal-live i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border: 1px solid var(--text-primary);
  background: var(--text-primary);
  box-shadow: 0 0 12px var(--text-primary);
  animation: logSignalPulse 1.8s steps(2, end) infinite;
}

.log-masthead-copy {
  grid-area: copy;
  align-self: center;
}

.log-masthead h1,
.log-entry h1 {
  text-shadow: 0 0 18px var(--shadow-color);
}

.log-masthead h1::after {
  display: inline-block;
  width: 0.55ch;
  height: 0.08em;
  margin-left: 0.18ch;
  background: var(--text-primary);
  box-shadow: 0 0 10px var(--text-primary);
  content: "";
  vertical-align: baseline;
  animation: logCursor 1.05s steps(2, end) infinite;
}

.log-waveform {
  display: flex;
  grid-area: waveform;
  align-items: center;
  justify-content: stretch;
  gap: 3px;
  min-height: 104px;
  padding: 14px;
  border: 1px solid var(--border-color);
  background:
    linear-gradient(90deg, transparent 49.6%, var(--border-color) 50%, transparent 50.4%),
    linear-gradient(180deg, transparent 49.2%, var(--border-color) 50%, transparent 50.8%),
    var(--bg-color);
  overflow: hidden;
}

.log-waveform span {
  width: 100%;
  height: 52%;
  min-width: 2px;
  background: var(--text-primary);
  box-shadow: 0 0 7px var(--shadow-color);
  opacity: 0.76;
  transform-origin: center;
  animation: logCarrierWave 1.65s ease-in-out infinite alternate;
}

.log-waveform span:nth-child(3n) {
  height: 22%;
  animation-delay: -0.8s;
}

.log-waveform span:nth-child(4n) {
  height: 78%;
  animation-delay: -1.25s;
}

.log-waveform span:nth-child(5n) {
  height: 38%;
  animation-delay: -0.35s;
}

.log-waveform span:nth-child(7n) {
  height: 94%;
  animation-delay: -1.5s;
}

.log-masthead-actions {
  grid-area: actions;
  align-items: center;
  flex-direction: row;
  justify-content: flex-end;
  padding-top: 2px;
}

.log-masthead-actions a::before {
  margin-right: 8px;
  content: "[ RSS ]";
  color: var(--text-secondary);
  font-size: 0.7rem;
}

.log-stats {
  grid-area: stats;
  margin-top: 2px;
  background: var(--bg-color);
}

.log-stats dt::before {
  content: "> ";
  color: var(--text-primary);
}

.log-section-heading {
  position: relative;
  margin: 34px 0 18px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--border-accent);
  background:
    linear-gradient(90deg, var(--bg-secondary), var(--bg-color));
  box-shadow: inset 12px 0 28px rgba(0, 0, 0, 0.12);
}

.log-section-heading::after {
  position: absolute;
  top: 9px;
  right: 12px;
  color: var(--text-secondary);
  content: "RX // ARCHIVE INDEX";
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

.log-section-heading .log-kicker {
  margin: 0;
}

.log-filter {
  border-left: 4px solid var(--text-primary);
}

.log-card {
  position: relative;
  border-top: 1px solid var(--border-accent);
  border-left: 3px solid var(--border-accent);
  background:
    linear-gradient(135deg, var(--bg-secondary) 0 68%, var(--bg-color) 68% 100%);
  box-shadow:
    inset 0 0 28px rgba(0, 0, 0, 0.12),
    0 10px 24px rgba(0, 0, 0, 0.18);
}

.log-card::before {
  position: absolute;
  top: 0;
  right: 0;
  padding: 4px 8px;
  border-left: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-color);
  color: var(--text-secondary);
  content: "RX PACKET";
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

.log-card.is-featured {
  border-top-color: var(--text-primary);
  border-left-width: 5px;
  box-shadow:
    inset 0 0 38px rgba(0, 0, 0, 0.16),
    0 14px 34px rgba(0, 0, 0, 0.24);
}

.log-card.is-featured::before {
  color: var(--text-primary);
  content: "PRIORITY SIGNAL";
}

.log-card h2 a {
  text-decoration-style: dotted;
}

.log-card:hover {
  box-shadow:
    inset 0 0 34px rgba(0, 0, 0, 0.12),
    0 0 18px var(--shadow-color);
}

.log-card-reception {
  display: flex;
  gap: 10px;
  padding: 5px 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  color: var(--text-primary);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.log-card-footer {
  border-top: 1px dashed var(--border-color);
}

.log-read-link::before {
  content: "> ";
  color: var(--text-primary);
}

.log-entry-page {
  width: min(960px, calc(100% - 32px));
}

.log-entry-toolbar {
  gap: 14px;
  padding: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
}

.log-entry-toolbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.log-toolbar-button,
.log-reaction-controls button {
  box-sizing: border-box;
  width: auto;
  max-width: 100%;
  height: auto;
  min-width: 0;
  min-height: 44px;
  margin: 0;
  padding: 8px 13px;
  border: 1px solid var(--border-color);
  border-radius: 0;
  background: var(--bg-secondary);
  box-shadow: none;
  color: var(--text-primary);
  font: inherit;
  font-size: 0.78rem;
  line-height: 1.2;
  text-indent: 0;
  white-space: normal;
}

.log-toolbar-button:hover,
.log-reaction-controls button:hover:not(:disabled) {
  border-color: var(--hover-color);
  background: var(--border-accent);
}

.log-entry {
  position: relative;
  border-top: 4px solid var(--text-primary);
  border-left: 1px solid var(--border-accent);
  background:
    linear-gradient(180deg, var(--bg-secondary), var(--bg-color));
  box-shadow:
    inset 0 0 48px rgba(0, 0, 0, 0.2),
    0 18px 46px rgba(0, 0, 0, 0.28);
}

.log-signal-line {
  margin: calc(clamp(28px, 7vw, 64px) * -1);
  margin-bottom: 28px;
  padding: 10px clamp(16px, 3vw, 24px);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-color);
}

.log-waveform-entry {
  min-height: 62px;
  margin-bottom: 30px;
  padding: 9px;
}

.log-entry > header {
  position: relative;
}

.log-entry-meta {
  padding: 12px 0;
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px dashed var(--border-color);
}

.log-body {
  position: relative;
  max-width: 72ch;
  margin: 0 auto;
}

.log-body h2::before,
.log-body h3::before,
.log-body h4::before {
  content: "> ";
  color: var(--text-secondary);
  font-family: var(--font-mono, monospace);
}

.log-body blockquote {
  background: var(--bg-secondary);
}

.log-body pre {
  box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.25);
}

.log-engagement-console {
  margin-top: 56px;
  padding: clamp(18px, 4vw, 30px);
  border: 1px solid var(--border-accent);
  border-top: 3px solid var(--text-primary);
  background:
    repeating-linear-gradient(
      180deg,
      transparent 0,
      transparent 3px,
      rgba(255, 255, 255, 0.018) 4px
    ),
    var(--bg-secondary);
}

.log-engagement-console > header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.log-engagement-console h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
}

.log-engagement-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 20px 0;
  border: 1px solid var(--border-color);
  background: var(--border-color);
  gap: 1px;
}

.log-engagement-metrics > div {
  min-width: 0;
  padding: 12px;
  background: var(--bg-color);
}

.log-engagement-metrics dt {
  color: var(--text-secondary);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.log-engagement-metrics dd {
  margin: 5px 0 0;
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 700;
}

.log-reaction-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
}

.log-reaction-controls button.is-selected {
  border-color: var(--text-primary);
  background: var(--border-accent);
  box-shadow: inset 0 0 14px var(--shadow-color);
}

.log-reaction-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.log-reaction-controls a {
  margin-left: auto;
}

.log-control-status {
  min-height: 1.2em;
  margin: 8px 0 0;
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.log-entry-signoff {
  border-top-style: dashed;
}

.log-entry-nav-item {
  border-left: 3px solid var(--border-accent);
}

.log-entry-nav-item::before {
  color: var(--text-secondary);
  content: "LINKED RECORD";
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

@keyframes logSignalPulse {
  50% {
    opacity: 0.25;
  }
}

@keyframes logCursor {
  50% {
    opacity: 0;
  }
}

@keyframes logCarrierWave {
  from {
    transform: scaleY(0.38);
  }

  to {
    transform: scaleY(1);
  }
}

@media (max-width: 760px) {
  .log-masthead {
    grid-template-areas:
      "carrier"
      "copy"
      "waveform"
      "actions"
      "stats";
    grid-template-columns: 1fr;
  }

  .log-broadcast-strip,
  .log-signal-line {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .log-waveform {
    min-height: 72px;
  }

  .log-masthead-actions {
    justify-content: flex-start;
  }

  .log-section-heading {
    padding-top: 34px;
  }

  .log-section-heading::after {
    left: clamp(18px, 3vw, 28px);
    right: auto;
  }

  .log-entry-toolbar,
  .log-entry-toolbar-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .log-engagement-console > header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  .log-broadcast-strip {
    margin: -22px;
    margin-bottom: 4px;
  }

  .log-signal-line {
    margin: -22px;
    margin-bottom: 24px;
  }

  .log-waveform span:nth-child(even) {
    display: none;
  }

  .log-engagement-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .log-reaction-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .log-reaction-controls button,
  .log-reaction-controls a {
    width: 100%;
    margin-left: 0;
    text-align: center;
  }

  .log-card-reception {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .log-signal-live i,
  .log-masthead h1::after,
  .log-waveform span {
    animation: none;
  }
}