/* ==========================================================================
   Claude Audit — Midnight Observatory
   Refined editorial dark dashboard. Instrument Serif + Instrument Sans + JetBrains Mono.
   ========================================================================== */

:root {
  /* ----- Surfaces ----- */
  --bg: #070812;
  --bg-base: #070812;
  --bg-alt: #0b0d1a;
  --bg-card: #12142a;
  --bg-raised: #1a1d36;
  --bg-sunken: #05060f;
  --bg-glass: rgba(18, 20, 42, 0.55);
  --bg-glass-strong: rgba(20, 23, 48, 0.75);

  /* ----- Borders ----- */
  --border: rgba(255, 255, 255, 0.07);
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-strong: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(122, 181, 255, 0.35);

  /* ----- Text ----- */
  --text: #f0f1f7;
  --text-dim: #a6aac0;
  --text-faint: #6b6f8a;
  --text-ghost: #474a63;

  /* ----- Accents ----- */
  --accent: #8fb6ff;
  --accent-bright: #a9c9ff;
  --accent-deep: #4f7cc3;
  --accent-glow: rgba(143, 182, 255, 0.22);

  /* ----- Semantic ----- */
  --green: #5ee4a4;
  --green-glow: rgba(94, 228, 164, 0.22);
  --yellow: #fbcc5e;
  --yellow-glow: rgba(251, 204, 94, 0.22);
  --red: #fb7a94;
  --red-glow: rgba(251, 122, 148, 0.22);
  --purple: #c7a7ff;
  --purple-glow: rgba(199, 167, 255, 0.22);
  --orange: #ffb06b;
  --orange-glow: rgba(255, 176, 107, 0.22);

  /* ----- Typography ----- */
  --font-serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --mono: var(--font-mono);

  /* ----- Spacing ----- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* ----- Radius ----- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-pill: 9999px;

  /* ----- Shadow / Elevation ----- */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  --shadow-glow-accent: 0 0 24px var(--accent-glow);
  --shadow-glow-green: 0 0 18px var(--green-glow);
  --shadow-glow-yellow: 0 0 18px var(--yellow-glow);

  /* ----- Motion ----- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.83, 0, 0.17, 1);
  --duration-fast: 150ms;
  --duration-base: 260ms;
  --duration-slow: 420ms;
}

/* Optional light mode (nice-to-have, primary is dark) */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f7fa;
    --bg-base: #f7f7fa;
    --bg-alt: #ffffff;
    --bg-card: #ffffff;
    --bg-raised: #f1f2f7;
    --bg-sunken: #ebecf2;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-strong: rgba(255, 255, 255, 0.9);

    --border: rgba(20, 22, 48, 0.10);
    --border-subtle: rgba(20, 22, 48, 0.05);
    --border-strong: rgba(20, 22, 48, 0.18);
    --border-accent: rgba(33, 82, 180, 0.35);

    --text: #1a1d36;
    --text-dim: #595d7a;
    --text-faint: #8b90a6;
    --text-ghost: #bcbfcf;

    --accent: #2152b4;
    --accent-bright: #1d47a0;
    --accent-deep: #102d73;
    --accent-glow: rgba(33, 82, 180, 0.18);

    --green: #1a7f37;
    --yellow: #9a6700;
    --red: #cf222e;
    --purple: #8250df;
    --orange: #bc4c00;
  }
}

/* ==========================================================================
   Base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "ss02", "cv11";
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---------- Atmospheric background ---------- */

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.atmosphere-gradient {
  position: absolute;
  inset: -20% -20% 40% -20%;
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, rgba(143, 182, 255, 0.10), transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 15%, rgba(199, 167, 255, 0.07), transparent 55%),
    radial-gradient(ellipse 100% 60% at 50% 100%, rgba(20, 23, 48, 0.5), transparent 70%);
}

.atmosphere-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 40%, transparent 90%);
}

.atmosphere-grain {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body > *:not(.atmosphere) {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5 { margin: 0; font-weight: 600; }

h1 {
  font-size: 22px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.h1-accent {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}
.h1-mark {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 26px;
  color: var(--accent);
  letter-spacing: 0;
}

.panel-header {
  padding: var(--space-8) var(--space-1) var(--space-6);
  margin-bottom: var(--space-2);
  position: relative;
  animation: fade-in-up var(--duration-slow) var(--ease-out) both;
}
.panel-header-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-3);
  opacity: 0.85;
}
.panel-title {
  font-family: var(--font-serif);
  font-size: 56px;
  line-height: 1;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-3);
}
.panel-title em {
  font-style: italic;
  color: var(--accent);
}
.panel-header-sub {
  color: var(--text-dim);
  font-size: 14px;
  max-width: 520px;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  background: linear-gradient(to bottom, rgba(7, 8, 18, 0.85), rgba(7, 8, 18, 0.65));
  border-bottom: 1px solid var(--border);
}
.site-header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.header-left {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  min-width: 0;
}
.project-name {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 280px;
}

.tabs {
  display: flex;
  gap: 2px;
  margin-left: auto;
  margin-right: auto;
  padding: 3px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}
.tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-dim);
  border: none;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-base) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}
.tab:hover { color: var(--text); }
.tab:active { transform: scale(0.97); }
.tab-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}
.tab.active {
  color: var(--text);
  background: linear-gradient(180deg, rgba(143, 182, 255, 0.18), rgba(143, 182, 255, 0.06));
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.1) inset, 0 0 20px rgba(143, 182, 255, 0.12);
}
.tab.active .tab-dot {
  opacity: 1;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.01em;
}
.sep { color: var(--text-ghost); }

.live-wrap { display: inline-flex; align-items: center; gap: 6px; }
.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
  animation: breathe 2.6s var(--ease-in-out) infinite;
}
.live-dot.error {
  background: var(--red);
  box-shadow: 0 0 12px var(--red-glow);
  animation: none;
}
.live-dot.stale { background: var(--yellow); box-shadow: 0 0 12px var(--yellow-glow); }

@keyframes breathe {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.55; transform: scale(0.85); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.5; }
}

.last-updated { color: var(--text-faint); }

#session-summary {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.session-status {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.session-status.active {
  color: var(--green);
  text-shadow: 0 0 10px var(--green-glow);
  animation: breathe 2.6s var(--ease-in-out) infinite;
}
.session-status.ended { color: var(--text-faint); }

/* ==========================================================================
   Main layout
   ========================================================================== */

main {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6) var(--space-12);
}

.tab-panel { display: none; }
.tab-panel.active {
  display: block;
  animation: fade-in var(--duration-slow) var(--ease-out);
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in-delay {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-md);
  transition: border-color var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}
.card.big { padding: var(--space-6); }
.card h3 {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.h3-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-faint);
}

/* ==========================================================================
   Cost tab — hero cards
   ========================================================================== */

.cost-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.cost-card {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) var(--space-5) var(--space-5);
  animation: fade-in-up var(--duration-slow) var(--ease-out) both;
  animation-delay: calc(var(--stagger, 0) * 60ms);
  transition: transform var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}
.cost-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.cost-card-halo {
  position: absolute;
  top: -30%;
  right: -20%;
  width: 70%;
  height: 120%;
  background: radial-gradient(ellipse at center, var(--accent-glow), transparent 60%);
  opacity: 0.5;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out);
}
.cost-card:hover .cost-card-halo { opacity: 0.9; }

.cost-card-total {
  border-color: var(--border-accent);
  background: linear-gradient(135deg, rgba(143, 182, 255, 0.09), rgba(143, 182, 255, 0.02));
}
.cost-card-total .cost-card-halo {
  background: radial-gradient(ellipse at center, rgba(143, 182, 255, 0.3), transparent 60%);
  opacity: 0.7;
}

.card-label {
  position: relative;
  color: var(--text-faint);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}
.card-value {
  position: relative;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 56px;
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-3);
  text-shadow: 0 0 30px rgba(143, 182, 255, 0.15);
  font-variant-numeric: tabular-nums;
}
.card-sub {
  position: relative;
  color: var(--text-faint);
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* Breakdown tables */

.breakdown-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-4);
}
.table-scroll { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--border);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text);
}
tr:last-child td { border-bottom: none; }
tbody tr { transition: background var(--duration-fast) var(--ease-out); }
tbody tr:hover { background: rgba(143, 182, 255, 0.04); }
td.num, th.num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* Sparkline */

.sparkline-card { padding: var(--space-6); }
.sparkline-container {
  width: 100%;
  padding-top: var(--space-3);
}
#daily-cost-chart .bar {
  fill: url(#sparkline-gradient);
  transition: fill var(--duration-fast) var(--ease-out), opacity var(--duration-fast) var(--ease-out);
  opacity: 0.85;
}
#daily-cost-chart .bar:hover { opacity: 1; }
#daily-cost-chart .label {
  fill: var(--text-ghost);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
}
#daily-cost-chart .baseline { stroke: var(--border); stroke-width: 1; }

/* ==========================================================================
   Timeline tab
   ========================================================================== */

.timeline-card { padding: var(--space-5) var(--space-6); }

.list-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}
.list-controls h3 { margin: 0; }
.list-count {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
}

.view-toggle {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 2px;
  margin-left: auto;
}
.view-btn {
  background: transparent;
  color: var(--text-faint);
  border: none;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-base) var(--ease-out);
}
.view-btn:hover { color: var(--text); }
.view-btn.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08) inset;
}

/* ==========================================================================
   Filter bar
   ========================================================================== */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-5);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-5);
}
.filter-bar:empty { display: none; }

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}
.filter-label {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-faint);
  margin-right: 2px;
  opacity: 0.6;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius-pill);
  padding: 4px 11px;
  font-size: 11px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
}
.filter-chip:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}
.filter-chip.active {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: var(--accent);
  color: var(--accent-bright);
  font-weight: 600;
  box-shadow: 0 0 14px var(--accent-glow);
}
.filter-chip .chip-count {
  color: var(--text-faint);
  font-size: 10px;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.04);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  min-width: 16px;
  text-align: center;
  border: 1px solid var(--border-subtle);
}
.filter-chip.active .chip-count {
  background: rgba(0, 0, 0, 0.25);
  color: var(--accent-bright);
  border-color: transparent;
}

.filter-chip.chip-user.active {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: var(--accent);
  color: var(--accent-bright);
  box-shadow: 0 0 14px var(--accent-glow);
}
.filter-chip.chip-device.active {
  background: color-mix(in srgb, var(--purple) 18%, transparent);
  border-color: var(--purple);
  color: var(--purple);
  box-shadow: 0 0 14px var(--purple-glow);
}
.filter-chip.chip-session.active {
  background: color-mix(in srgb, var(--orange) 18%, transparent);
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 0 14px var(--orange-glow);
}
.filter-chip.chip-agent.active {
  background: color-mix(in srgb, var(--green) 18%, transparent);
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 14px var(--green-glow);
}

.filter-clear {
  background: transparent;
  border: 1px dashed var(--text-ghost);
  color: var(--text-faint);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 10px;
  font-family: var(--font-mono);
  cursor: pointer;
  margin-left: auto;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--duration-base) var(--ease-out);
}
.filter-clear:hover {
  color: var(--red);
  border-color: var(--red);
  background: color-mix(in srgb, var(--red) 10%, transparent);
}

/* ==========================================================================
   Narrative view — turn cards
   ========================================================================== */

.narrative-view {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.turn-card {
  position: relative;
  background: linear-gradient(180deg, rgba(26, 29, 54, 0.65), rgba(18, 20, 42, 0.55));
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-md);
  transition: border-color var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
  animation: fade-in-up var(--duration-slow) var(--ease-out) both;
}
.turn-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.turn-card.orphan-card {
  border-style: dashed;
  opacity: 0.65;
  background: transparent;
}

.turn-card.in-progress {
  border-color: color-mix(in srgb, var(--yellow) 35%, var(--border));
}
.turn-card.in-progress::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--yellow), color-mix(in srgb, var(--yellow) 20%, transparent));
  border-radius: var(--radius-xl) 0 0 var(--radius-xl);
  animation: aurora 3s var(--ease-in-out) infinite;
}
@keyframes aurora {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%      { opacity: 0.55; transform: scaleY(0.9); }
}

/* Turn header */

.turn-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}
.turn-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.turn-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.turn-elapsed {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
  color: var(--text-dim);
}
.turn-elapsed.live {
  color: var(--yellow);
  text-shadow: 0 0 10px var(--yellow-glow);
}

.turn-meta {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
}
.turn-meta strong {
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
}

/* Status badge */

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.status-badge.in-progress {
  background: color-mix(in srgb, var(--yellow) 18%, transparent);
  color: var(--yellow);
  border: 1px solid color-mix(in srgb, var(--yellow) 45%, transparent);
  box-shadow: var(--shadow-glow-yellow);
  animation: breathe 2.6s var(--ease-in-out) infinite;
}
.status-badge.done {
  background: color-mix(in srgb, var(--green) 14%, transparent);
  color: var(--green);
  border: 1px solid color-mix(in srgb, var(--green) 40%, transparent);
}

/* Identity strip */

.turn-identity {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0 0 var(--space-4);
  font-size: 11px;
  font-family: var(--font-mono);
}
.turn-identity span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  color: var(--text-faint);
  letter-spacing: 0.01em;
  transition: background var(--duration-fast) var(--ease-out);
}
.turn-identity span:hover { background: rgba(255, 255, 255, 0.05); }
.turn-identity .ident-user { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 20%, var(--border)); }
.turn-identity .ident-device { color: var(--purple); border-color: color-mix(in srgb, var(--purple) 20%, var(--border)); }
.turn-identity .ident-session { color: var(--orange); border-color: color-mix(in srgb, var(--orange) 20%, var(--border)); }
.turn-identity .ident-agent { color: var(--green); border-color: color-mix(in srgb, var(--green) 20%, var(--border)); }

/* Turn prompt and response */

.turn-prompt, .turn-response {
  position: relative;
  padding: var(--space-4) var(--space-5) var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-subtle);
}
.turn-prompt::before, .turn-response::before {
  content: "";
  position: absolute;
  left: 0; top: var(--space-4); bottom: var(--space-4);
  width: 3px;
  border-radius: 4px;
}
.turn-prompt::before {
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 40%, transparent));
  box-shadow: 0 0 12px var(--accent-glow);
}
.turn-response::before {
  background: linear-gradient(180deg, var(--green), color-mix(in srgb, var(--green) 40%, transparent));
  box-shadow: 0 0 12px var(--green-glow);
}

.turn-prompt.orphan {
  background: transparent;
  color: var(--text-faint);
  font-style: italic;
  border-style: dashed;
}
.turn-prompt.orphan::before { background: var(--text-ghost); box-shadow: none; }

.turn-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-faint);
  margin-bottom: 6px;
}
.turn-prompt .turn-label { color: var(--accent); }
.turn-response .turn-label { color: var(--green); }

.turn-prompt-text, .turn-response-text {
  color: var(--text);
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 14px;
  line-height: 1.65;
  font-family: var(--font-sans);
}
.turn-response-text.muted {
  color: var(--text-faint);
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 15px;
}

.image-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: color-mix(in srgb, var(--purple) 12%, transparent);
  color: var(--purple);
  border: 1px solid color-mix(in srgb, var(--purple) 30%, transparent);
  border-radius: var(--radius-pill);
  padding: 1px 9px;
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-left: 6px;
  vertical-align: middle;
}

.expand-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 9px;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-left: 6px;
  transition: all var(--duration-fast) var(--ease-out);
}
.expand-btn:hover {
  background: rgba(143, 182, 255, 0.1);
  color: var(--accent);
  border-color: var(--accent);
}

/* Tool list */

.turn-tools {
  list-style: none;
  padding: var(--space-2) 0 var(--space-2) 0;
  margin: 0 0 var(--space-4) 0;
  position: relative;
}
.turn-tools::before {
  content: "";
  position: absolute;
  left: 15px; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--border-strong), transparent);
}
.turn-tools li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) 0 var(--space-2) var(--space-8);
  font-size: 13px;
  color: var(--text-dim);
  position: relative;
}
.turn-tools .tool-icon {
  position: absolute;
  left: 4px;
  top: 6px;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  backdrop-filter: blur(8px);
}
.turn-tools .tool-text {
  flex: 1;
  padding-top: 2px;
  line-height: 1.5;
}
.turn-tools .tool-text em {
  color: var(--accent);
  font-style: normal;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
}
.turn-tools .tool-text code {
  background: rgba(199, 167, 255, 0.08);
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--purple);
  border: 1px solid color-mix(in srgb, var(--purple) 15%, transparent);
}
.turn-tools .tool-text strong {
  color: var(--yellow);
  font-weight: 600;
}
.turn-tools .count {
  color: var(--text-faint);
  font-size: 10px;
  font-family: var(--font-mono);
  opacity: 0.7;
  margin-left: 4px;
}
.turn-tools .tool-detail::after {
  content: " ⓘ";
  color: var(--text-ghost);
  font-size: 10px;
  cursor: help;
  margin-left: 3px;
}
.turn-tools .failure { color: var(--red); }

/* Task checklist */

.task-header {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.01em;
  display: inline-block;
  margin-bottom: 2px;
}

.task-list {
  list-style: none;
  padding: var(--space-2) 0 0 0;
  margin: 4px 0 0 0;
}
.task-list .task-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 3px 0;
  font-size: 12px;
  color: var(--text);
  font-family: var(--font-sans);
}
.task-list .task-check {
  font-size: 14px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  color: var(--text-ghost);
  transition: color var(--duration-base) var(--ease-out);
}
.task-list .status-completed .task-check {
  color: var(--green);
  text-shadow: 0 0 8px var(--green-glow);
}
.task-list .status-in_progress .task-check {
  color: var(--yellow);
  text-shadow: 0 0 8px var(--yellow-glow);
  animation: breathe 2.6s var(--ease-in-out) infinite;
}
.task-list .status-deleted .task-check { color: var(--text-ghost); }

.task-list .task-subject {
  flex: 1;
  color: var(--text);
  transition: all var(--duration-base) var(--ease-out);
}
.task-list .status-completed .task-subject {
  color: var(--text-faint);
  text-decoration: line-through;
  text-decoration-color: var(--text-ghost);
}
.task-list .status-deleted .task-subject {
  color: var(--text-ghost);
  text-decoration: line-through;
}
.task-list .task-id {
  color: var(--text-ghost);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.02em;
}
.task-elapsed {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-ghost);
  letter-spacing: 0.02em;
}
.task-elapsed.live {
  color: var(--yellow);
}

/* ==========================================================================
   Technical view
   ========================================================================== */

.timeline {
  font-family: var(--font-mono);
  font-size: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-subtle);
}
.timeline-entry {
  display: grid;
  grid-template-columns: 90px 110px 1fr auto;
  gap: var(--space-3);
  padding: 6px 0;
  border-bottom: 1px solid var(--border-subtle);
  align-items: center;
  transition: background var(--duration-fast) var(--ease-out);
}
.timeline-entry:hover {
  background: rgba(143, 182, 255, 0.03);
}
.timeline-entry:last-child { border-bottom: none; }
.timeline-entry .ts {
  color: var(--text-ghost);
  font-size: 11px;
}
.timeline-entry .type {
  color: var(--text-faint);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.timeline-entry .type.turn_start { color: var(--accent); }
.timeline-entry .type.tool_call { color: var(--purple); }
.timeline-entry .type.turn_end { color: var(--green); }
.timeline-entry .type.session_start,
.timeline-entry .type.session_end { color: var(--yellow); }
.timeline-entry .type.decision { color: var(--green); font-weight: 700; }
.timeline-entry .detail {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.timeline-entry .cost {
  color: var(--accent);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Sessions tab
   ========================================================================== */

.session-item {
  padding: var(--space-4) var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--duration-fast) var(--ease-out),
              padding-left var(--duration-base) var(--ease-out);
}
.session-item:last-child { border-bottom: none; }
.session-item:hover {
  background: rgba(143, 182, 255, 0.03);
  padding-left: var(--space-4);
}
.session-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.session-id {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.02em;
}
.session-meta {
  font-size: 12px;
  color: var(--text-faint);
  font-family: var(--font-sans);
}
.session-cost {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--accent);
  font-weight: 400;
  margin-left: var(--space-3);
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Decisions tab
   ========================================================================== */

.decision {
  position: relative;
  padding: var(--space-4) var(--space-5) var(--space-4) var(--space-6);
  background: rgba(94, 228, 164, 0.04);
  border: 1px solid color-mix(in srgb, var(--green) 18%, var(--border));
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  transition: transform var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
}
.decision:hover {
  transform: translateX(3px);
  border-color: color-mix(in srgb, var(--green) 40%, var(--border));
}
.decision::before {
  content: "◆";
  position: absolute;
  left: var(--space-3);
  top: var(--space-4);
  color: var(--green);
  font-size: 12px;
  text-shadow: 0 0 10px var(--green-glow);
}
.decision-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: var(--space-1);
  letter-spacing: -0.005em;
}
.decision-meta {
  font-size: 10px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.decision-body {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.6;
  margin-top: var(--space-2);
}

/* ==========================================================================
   Misc
   ========================================================================== */

.empty {
  color: var(--text-faint);
  text-align: center;
  padding: var(--space-10);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  margin-top: var(--space-16);
  padding: var(--space-6) var(--space-4);
  border-top: 1px solid var(--border);
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.3));
}
.site-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  flex-wrap: wrap;
}
.footer-mark {
  color: var(--accent);
  text-shadow: 0 0 8px var(--accent-glow);
}
.site-footer a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
.site-footer a:hover { color: var(--accent); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  main { padding: var(--space-4) var(--space-5) var(--space-12); }
  .site-header-inner { padding: var(--space-3) var(--space-5); }
  .cost-grid { grid-template-columns: repeat(2, 1fr); }
  .breakdown-grid { grid-template-columns: 1fr; }
  .panel-title { font-size: 44px; }
  .card-value { font-size: 48px; }
}

@media (max-width: 768px) {
  .site-header-inner {
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
    gap: var(--space-3);
  }
  .header-left { width: 100%; min-width: 0; }
  .tabs {
    order: 3;
    width: 100%;
    margin: 0;
    justify-content: space-between;
    padding: 3px;
  }
  .tab { flex: 1; justify-content: center; padding: 6px 8px; }
  .header-right {
    order: 2;
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: var(--space-2);
    font-size: 10px;
  }

  main { padding: var(--space-3) var(--space-4) var(--space-10); }
  .panel-header { padding: var(--space-5) 0 var(--space-4); }
  .panel-title { font-size: 36px; }
  .card { padding: var(--space-4); }
  .card.big { padding: var(--space-5); }

  .cost-grid { gap: var(--space-3); }
  .card-value { font-size: 42px; }

  table { font-size: 12px; }
  th, td { padding: var(--space-2) var(--space-2); }

  .turn-card { padding: var(--space-4); }
  .turn-prompt, .turn-response {
    padding: var(--space-3) var(--space-4) var(--space-3) var(--space-5);
  }
  .turn-prompt-text, .turn-response-text { font-size: 13px; }
  .turn-tools li { font-size: 12px; padding-left: var(--space-8); }

  .timeline-entry { grid-template-columns: 70px 90px 1fr; gap: var(--space-2); }
  .timeline-entry .cost { display: none; }
}

@media (max-width: 480px) {
  .h1-accent { font-size: 18px; }
  .h1-mark { font-size: 22px; }
  .project-name { display: none; }

  .panel-title { font-size: 28px; }
  .panel-header { padding: var(--space-4) 0 var(--space-3); }

  .cost-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .card-value { font-size: 48px; }
  .card.big { padding: var(--space-5); }

  .tab-label { font-size: 11px; }
  .tab { padding: 5px 6px; }
  .view-toggle { margin-left: 0; }
  .list-controls { gap: var(--space-3); }

  .turn-card { padding: var(--space-3) var(--space-4); }
  .turn-prompt, .turn-response { padding: var(--space-3) var(--space-3) var(--space-3) var(--space-5); }
  .turn-tools { margin-left: 0; }
  .turn-tools li { padding-left: 30px; font-size: 12px; }
  .turn-tools .tool-icon { width: 20px; height: 20px; font-size: 11px; }

  .task-list .task-id { display: none; }

  .turn-identity { gap: 4px; }
  .turn-identity span { padding: 1px 7px; font-size: 10px; }

  .decision { padding-left: var(--space-6); }
  .decision-title { font-size: 16px; }

  .site-footer-inner { font-size: 9px; gap: 6px; }
}

/* Reduced motion */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}