.scene-hero { display: grid; align-items: center; min-height: 100svh; padding-top: 110px; }
.hero-content { padding-left: clamp(0px, 7vw, 120px); }
.hero-title { display: grid; max-width: 900px; margin: 0; font-size: clamp(4.2rem, 13vw, 13.5rem); line-height: .76; letter-spacing: -.12em; font-weight: 800; }
.hero-title span:nth-child(2) { margin-left: 16%; }
.hero-title em { margin-left: 5%; }
.hero-deck { max-width: 480px; margin: 42px 0 28px 18%; color: #b4bbc6; font-size: 15px; line-height: 1.7; }
.hero-actions { display: flex; gap: 12px; margin-left: 18%; }
.button { display: inline-flex; gap: 28px; align-items: center; padding: 15px 18px; font: 10px var(--mono); letter-spacing: .1em; transition: transform .35s var(--ease), background .35s, color .35s; }
.button:hover { transform: translateY(-4px); }
.button-primary { background: var(--acid); color: #080b12; }
.button-primary:hover { background: #ede5ff; }
.button-ghost { border: 1px solid var(--line-bright); color: var(--ink); }
.button-ghost:hover { border-color: var(--acid); color: var(--acid); }
.hero-proof { display: flex; gap: 42px; margin: 88px 0 0 18%; padding-top: 18px; border-top: 1px solid var(--line); max-width: 700px; }
.hero-proof div { display: grid; gap: 7px; }
.hero-proof strong { font-size: 1.8rem; letter-spacing: -.06em; }
.hero-proof span, .mono { color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; }
.scroll-cue { position: absolute; bottom: 30px; left: 50%; display: grid; justify-items: center; gap: 10px; color: var(--muted); font: 9px var(--mono); letter-spacing: .12em; transform: translateX(-50%); }
.scroll-cue i { display: block; width: 1px; height: 50px; background: linear-gradient(var(--acid), transparent); }
.hero-orbit { position: absolute; border: 1px solid rgba(155,124,255,.18); border-radius: 50%; pointer-events: none; }
.orbit-a { width: 72vw; height: 72vw; right: -30vw; top: -20vw; animation: orbit-spin 35s linear infinite; }
.orbit-b { width: 43vw; height: 43vw; right: -12vw; top: 5vw; border-color: rgba(91,231,255,.15); animation: orbit-spin 25s linear reverse infinite; }
.scene-signal { display: grid; align-items: center; background: linear-gradient(180deg, transparent, rgba(17,25,39,.52), transparent); }
.split-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 8vw; align-items: center; }
.section-intro h2 { font-size: clamp(3.5rem, 7vw, 7.5rem); }
.signal-legend { display: flex; gap: 17px; flex-wrap: wrap; margin-top: 40px; color: var(--muted); font: 9px var(--mono); }
.signal-legend span { display: flex; align-items: center; gap: 7px; }
.dot-interface { background: var(--acid); }.dot-system { background: var(--cyan); }.dot-native { background: var(--violet); }
.signal-dashboard { padding: 20px; border: 1px solid var(--line); background: rgba(8,11,18,.58); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.dash-top, .dash-scale, .signal-readout, .future-card-top, .future-footer { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; }
.activity-grid { display: grid; grid-template-columns: repeat(52, 1fr); grid-template-rows: repeat(7, 16px); gap: 4px; margin: 38px 0 12px; }
.activity-cell { min-width: 0; position: relative; cursor: pointer; background: #151d2a; transition: transform .35s var(--ease), filter .35s, box-shadow .35s; }
.activity-cell[data-level="1"] { background: #344b37; }.activity-cell[data-level="2"] { background: #749344; }.activity-cell[data-level="3"] { background: #8c6fe0; }.activity-cell[data-level="4"] { background: var(--acid); box-shadow: 0 0 10px rgba(155,124,255,.5); }
.activity-cell::after { content: ''; position: absolute; inset: -3px; border: 1px solid rgba(155,124,255,0); transform: scale(.55); transition: transform .35s var(--ease), border-color .35s .35s, opacity .35s; pointer-events: none; }
.activity-cell.is-wave-source { z-index: 2; transform: scale(1.65); filter: brightness(1.4); box-shadow: 0 0 0 1px var(--acid), 0 0 18px rgba(155,124,255,.9); }
.activity-cell.is-wave-source::after { border-color: var(--acid); opacity: 1; transform: scale(1.2); }
.activity-cell.is-wave-neighbor { animation: activity-wave .72s var(--wave-delay) both; }
.activity-cell:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; z-index: 3; }
@keyframes activity-wave { 0% { transform: scale(1); filter: brightness(1); } 35% { transform: scale(1.45); filter: brightness(1.45); box-shadow: 0 0 14px rgba(91,231,255,.72); } 100% { transform: scale(1); filter: brightness(1); } }
.has-commit-modal { overflow: hidden; }
.commit-modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 24px; }
.commit-modal[hidden] { display: none; }
.commit-modal-backdrop { position: absolute; inset: 0; background: rgba(4,6,12,.82); backdrop-filter: blur(8px); }
.commit-dialog { position: relative; width: min(520px, 100%); padding: 32px; border: 1px solid var(--line-bright); background: #0b1019; box-shadow: 0 28px 100px rgba(0,0,0,.6), 0 0 40px rgba(155,124,255,.12); }
.commit-dialog-close { position: absolute; top: 12px; right: 14px; width: 32px; height: 32px; border: 1px solid var(--line); color: var(--muted); font-size: 22px; line-height: 1; }
.commit-dialog-close:hover, .commit-dialog-close:focus-visible { border-color: var(--acid); color: var(--acid); }
.commit-dialog-kicker { margin: 0 0 14px; color: var(--acid); font: 9px var(--mono); letter-spacing: .14em; }
.commit-dialog h3 { margin: 0 40px 26px 0; font-size: clamp(1.8rem, 5vw, 3rem); letter-spacing: -.08em; }
.commit-dialog-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 0 0 26px; }
.commit-dialog-meta div { min-width: 0; padding-top: 12px; border-top: 1px solid var(--line); }
.commit-dialog-meta dt { color: var(--muted); font: 8px var(--mono); letter-spacing: .12em; }
.commit-dialog-meta dd { margin: 8px 0 0; color: var(--ink); font: 11px var(--mono); overflow-wrap: anywhere; }
.commit-dialog-message { margin: 0; padding: 18px; border: 1px solid var(--line); color: #c8cfdb; font: 12px var(--mono); line-height: 1.7; }
@media (max-width: 600px) { .commit-dialog { padding: 26px 20px; }.commit-dialog-meta { grid-template-columns: 1fr; gap: 12px; } }
.signal-readout { margin-top: 36px; padding-top: 16px; border-top: 1px solid var(--line); }.signal-readout div { display: grid; gap: 8px; }.signal-readout strong { color: var(--ink); font: 12px var(--mono); }
.marquee { position: absolute; bottom: 16px; width: 100%; overflow: hidden; white-space: nowrap; color: rgba(155,124,255,.11); font-size: clamp(2rem, 5vw, 5rem); font-weight: 800; letter-spacing: -.08em; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 58px; }.section-heading h2 { margin-bottom: 0; }.section-aside { width: min(310px, 100%); margin-bottom: 15px; font-size: 13px; }
.constellation-shell { display: grid; grid-template-columns: 1.4fr .6fr; min-height: 520px; border: 1px solid var(--line); background: rgba(8,11,18,.55); }.constellation-map { position: relative; min-height: 520px; overflow: hidden; background: radial-gradient(circle at 50% 50%, rgba(91,231,255,.11), transparent 32%), linear-gradient(135deg, rgba(255,255,255,.02), transparent); }.map-lines { position: absolute; inset: 0; width: 100%; height: 100%; }.map-lines path { fill: none; stroke: rgba(155,124,255,.3); stroke-dasharray: 4 8; animation: dash-flow 12s linear infinite; }.node { position: absolute; left: var(--x); top: var(--y); display: grid; gap: 4px; min-width: 60px; padding: 12px; color: var(--muted); text-align: center; transform: translate(-50%, -50%); transition: color .3s, transform .3s; }.node::before { content: ''; position: absolute; inset: 0; border: 1px solid var(--line-bright); border-radius: 50%; transform: scale(.7); transition: transform .5s var(--ease), border-color .3s; }.node:hover, .node.is-selected { color: var(--ink); transform: translate(-50%, -50%) scale(1.12); }.node:hover::before, .node.is-selected::before { border-color: var(--acid); transform: scale(1); }.node b { position: relative; font-size: 11px; }.node small { position: relative; color: var(--muted); font: 7px var(--mono); }.node-core { min-width: 100px; min-height: 100px; color: var(--acid); }.node-core::before { border-color: var(--acid); border-radius: 50%; }.node-pulse { position: absolute; inset: -18px; border: 1px solid rgba(155,124,255,.3); border-radius: 50%; animation: pulse 2.5s ease-out infinite; }
.project-inspector { display: flex; flex-direction: column; justify-content: center; padding: clamp(25px, 4vw, 55px); border-left: 1px solid var(--line); }.inspector-kicker { display: flex; justify-content: space-between; margin-bottom: 40px; color: var(--muted); font: 9px var(--mono); }.project-inspector h3 { margin-bottom: 16px; font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -.08em; }.project-inspector p { color: var(--muted); line-height: 1.7; font-size: 13px; }.inspector-stats { display: flex; gap: 30px; margin: 35px 0; padding-top: 18px; border-top: 1px solid var(--line); }.inspector-stats div { display: grid; gap: 8px; }.inspector-stats span { color: var(--muted); font: 8px var(--mono); }.inspector-stats strong { font: 12px var(--mono); }.text-link { padding: 0; color: var(--acid); text-align: left; font: 10px var(--mono); letter-spacing: .1em; }.text-link span { margin-left: 14px; }
.scene-systems { background: linear-gradient(180deg, rgba(155,124,255,.03), transparent); }.systems-stage { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; align-items: center; }.system-stack { display: grid; gap: 5px; perspective: 800px; }.stack-layer { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 15px; min-height: 86px; padding: 15px 20px; border: 1px solid var(--line); transform: skewY(-2deg) rotateX(8deg); transition: transform .5s var(--ease), border-color .4s; }.stack-layer:hover { transform: skewY(0) translateX(14px); border-color: var(--acid); }.stack-layer span { color: var(--muted); font: 10px var(--mono); }.stack-layer strong { font-size: 13px; letter-spacing: .05em; }.stack-layer small { color: var(--muted); font: 9px var(--mono); }.layer-ui { border-left: 3px solid var(--acid); }.layer-logic { border-left: 3px solid var(--cyan); }.layer-data { border-left: 3px solid var(--violet); }.layer-native { border-left: 3px solid var(--orange); }.system-callouts { display: grid; gap: 22px; }.system-callouts article { display: grid; grid-template-columns: 42px 1fr; gap: 16px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }.callout-icon { color: var(--acid); font-size: 1.5rem; }.system-callouts strong { font: 11px var(--mono); letter-spacing: .1em; }.system-callouts p { max-width: 360px; margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }.tech-ribbon { display: flex; justify-content: space-between; gap: 18px; margin-top: 100px; padding: 17px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font: 9px var(--mono); }
.scene-future { display: grid; align-items: center; background: radial-gradient(circle at 70% 40%, rgba(155,124,255,.12), transparent 30%); }.future-layout { display: grid; grid-template-columns: 1fr .8fr; gap: 15vw; align-items: center; }.future-copy h2 { font-size: clamp(4rem, 9vw, 9rem); }.future-copy > p { max-width: 430px; margin-bottom: 30px; color: var(--muted); line-height: 1.8; }.future-card { padding: 24px; border: 1px solid var(--acid); background: rgba(155,124,255,.06); box-shadow: 0 0 80px rgba(155,124,255,.09); transform: rotate(3deg); }.future-number { margin: 70px 0 28px; color: var(--acid); font-size: clamp(5rem, 11vw, 10rem); font-weight: 800; line-height: .75; letter-spacing: -.13em; }.future-number span { display: block; margin-left: 10px; color: var(--ink); font: 10px var(--mono); letter-spacing: .16em; }.future-card p { max-width: 300px; color: #b6a5d8; font-size: 13px; line-height: 1.65; }.future-footer { justify-content: flex-start; flex-wrap: wrap; gap: 15px; padding-top: 16px; border-top: 1px solid rgba(155,124,255,.22); }.footer { display: flex; justify-content: space-between; gap: 20px; padding-top: 90px; color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; }.toast { position: fixed; bottom: 30px; left: 50%; z-index: 40; padding: 12px 16px; border: 1px solid var(--line-bright); background: var(--bg-soft); color: var(--acid); font: 10px var(--mono); transform: translate(-50%, 120px); transition: transform .45s var(--ease); }.toast.is-visible { transform: translate(-50%, 0); }
@media (max-width: 850px) { .split-layout, .systems-stage, .future-layout, .constellation-shell { grid-template-columns: 1fr; }.project-inspector { min-height: 350px; border-top: 1px solid var(--line); border-left: 0; }.hero-deck, .hero-actions, .hero-proof { margin-left: 0; }.hero-proof { gap: 18px; flex-wrap: wrap; }.activity-grid { grid-template-rows: repeat(7, 11px); gap: 2px; }.section-heading { display: block; }.section-aside { margin-top: 22px; }.tech-ribbon { overflow: hidden; justify-content: flex-start; flex-wrap: wrap; }.future-card { margin: 0 20px; } }


/* Session 02 activity field */
.activity-grid { position: relative; isolation: isolate; }
.activity-cell { position: relative; display: block; width: 100%; min-width: 0; padding: 0; border: 0; border-radius: 2px; cursor: pointer; appearance: none; transition: transform .24s var(--ease), background .24s, box-shadow .24s, opacity .24s; }
.activity-cell::before { content: ''; position: absolute; inset: -5px; z-index: -1; border: 1px solid transparent; border-radius: 4px; opacity: 0; transform: scale(.72); transition: opacity .2s, transform .34s var(--ease), border-color .2s; }
.activity-cell--interface[data-level="1"], .activity-cell--interface[data-level="2"], .activity-cell--interface[data-level="3"] { background: color-mix(in srgb, var(--acid) 58%, #151d2a); }
.activity-cell--interface[data-level="4"] { background: var(--acid); box-shadow: 0 0 10px rgba(155,124,255,.5); }
.activity-cell--system[data-level="1"], .activity-cell--system[data-level="2"], .activity-cell--system[data-level="3"] { background: color-mix(in srgb, var(--cyan) 48%, #151d2a); }
.activity-cell--system[data-level="4"] { background: var(--cyan); box-shadow: 0 0 10px rgba(91,231,255,.38); }
.activity-cell--native[data-level="1"], .activity-cell--native[data-level="2"], .activity-cell--native[data-level="3"] { background: color-mix(in srgb, var(--violet) 52%, #151d2a); }
.activity-cell--native[data-level="4"] { background: var(--violet); box-shadow: 0 0 10px rgba(155,124,255,.44); }
.activity-cell--idle { background: #151d2a; opacity: .78; }
.activity-cell:hover, .activity-cell:focus-visible, .activity-cell.is-wave-source { z-index: 2; transform: scale(1.34); }
.activity-cell:focus-visible { outline: 2px solid var(--acid); outline-offset: 3px; }
.activity-cell::after { content: ''; position: absolute; inset: -8px; border: 1px solid currentColor; border-radius: 50%; opacity: 0; pointer-events: none; }
.activity-cell.is-wave-source::after { animation: activity-wave .75s var(--ease) both; color: var(--acid); }
.activity-cell.is-wave-neighbor { animation: activity-ripple .5s var(--ease) var(--wave-delay) both; }
.activity-cell.is-wave-neighbor::before { border-color: color-mix(in srgb, var(--acid) 60%, transparent); opacity: .8; transform: scale(1); }
.activity-tooltip { position: absolute; bottom: calc(100% + 12px); left: 50%; z-index: 6; width: max-content; max-width: 220px; padding: 8px 10px; border: 1px solid var(--line-bright); background: #0b1019; color: var(--ink); font: 9px var(--mono); line-height: 1.45; letter-spacing: .03em; opacity: 0; pointer-events: none; transform: translate(-50%, 5px); transition: opacity .18s, transform .18s; }
.activity-tooltip::after { content: ''; position: absolute; top: 100%; left: 50%; width: 6px; height: 6px; border-right: 1px solid var(--line-bright); border-bottom: 1px solid var(--line-bright); background: #0b1019; transform: translate(-50%, -3px) rotate(45deg); }
.activity-cell:hover .activity-tooltip, .activity-cell:focus-visible .activity-tooltip { opacity: 1; transform: translate(-50%, 0); }
.activity-drawer { position: fixed; inset: 0; z-index: 80; visibility: hidden; pointer-events: none; }
.activity-drawer.is-open { visibility: visible; pointer-events: auto; }
.activity-drawer-backdrop { position: absolute; inset: 0; background: rgba(2,5,10,.72); opacity: 0; transition: opacity .35s; }
.activity-drawer-panel { position: absolute; top: 0; right: 0; display: flex; flex-direction: column; width: min(520px, 100%); height: 100%; overflow-y: auto; border-left: 1px solid var(--line-bright); background: #0b1019; box-shadow: -30px 0 80px rgba(0,0,0,.45); transform: none; opacity: 0; transition: opacity .18s ease; }
.activity-drawer.is-open .activity-drawer-backdrop { opacity: 1; }
.activity-drawer.is-open .activity-drawer-panel { transform: none; opacity: 1; }
.activity-drawer-head { display: flex; justify-content: space-between; gap: 20px; padding: 24px 26px; border-bottom: 1px solid var(--line); }
.activity-drawer-kicker, .activity-drawer-source, .activity-drawer-label { color: var(--muted); font: 9px var(--mono); letter-spacing: .12em; }
.activity-drawer-close { padding: 0 5px; border: 0; background: transparent; color: var(--ink); font-size: 2rem; line-height: .8; cursor: pointer; }
.activity-drawer-close:hover, .activity-drawer-close:focus-visible { color: var(--acid); }
.activity-drawer-content { padding: clamp(28px, 5vw, 58px) clamp(24px, 5vw, 58px); }
.activity-drawer-source { margin-bottom: 22px; color: var(--acid); }
.activity-drawer h2 { margin-bottom: 20px; font-size: clamp(2.2rem, 5vw, 4.4rem); line-height: .9; letter-spacing: -.08em; }
.activity-drawer-content > p:not(.activity-drawer-source):not(.activity-evidence-status) { color: var(--muted); font-size: 13px; line-height: 1.7; }
.activity-drawer-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 25px; margin: 38px 0; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.activity-drawer-meta div { display: grid; gap: 8px; }
.activity-drawer-meta dt, .activity-drawer-meta dd { margin: 0; }
.activity-drawer-meta dt { color: var(--muted); font: 8px var(--mono); letter-spacing: .08em; }
.activity-drawer-meta dd { color: var(--ink); font: 11px var(--mono); overflow-wrap: anywhere; }
.activity-drawer-block { margin-bottom: 30px; }
.activity-drawer-block ul { display: grid; gap: 12px; margin: 16px 0 12px; padding: 0; list-style: none; }
.activity-drawer-block li { display: flex; justify-content: space-between; gap: 20px; padding-bottom: 10px; border-bottom: 1px solid var(--line); font: 10px var(--mono); }
.activity-drawer-block li span { color: var(--muted); text-transform: uppercase; }
.activity-drawer-block li strong { max-width: 65%; color: var(--ink); font-weight: 400; text-align: right; }
.activity-drawer-block small { color: var(--muted); font-size: 10px; line-height: 1.5; }
.activity-evidence { width: 100%; justify-content: space-between; }
.activity-evidence-status { min-height: 18px; margin-top: 16px; color: var(--cyan); font: 10px var(--mono); line-height: 1.5; }
body.has-activity-drawer { overflow: hidden; }
@keyframes activity-wave { 0% { opacity: .8; transform: scale(.55); } 100% { opacity: 0; transform: scale(1.45); } }
@keyframes activity-ripple { 0%, 100% { transform: scale(1); } 45% { transform: scale(1.22); } }
@media (prefers-reduced-motion: reduce) {
  .activity-cell, .activity-cell::before, .activity-tooltip, .activity-drawer-panel, .activity-drawer-backdrop { transition-duration: .01ms; animation-duration: .01ms; }
}
@media (max-width: 600px) {
  .activity-drawer-meta { grid-template-columns: 1fr; }
  .activity-tooltip { left: 0; transform: translate(0, 5px); }
  .activity-tooltip::after { left: 18px; }
  .activity-cell:hover .activity-tooltip, .activity-cell:focus-visible .activity-tooltip { transform: translate(0, 0); }
}

/* Session 02: real chronological Git calendar + stack signals */
.signal-title { font-size: clamp(2.7rem, 5vw, 5.6rem) !important; }
.signal-stack { margin-top: 34px; padding-top: 16px; border-top: 1px solid var(--line); }
.signal-stack-head { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font: 8px var(--mono); letter-spacing: .1em; }
.stack-mix-list { display: grid; gap: 11px; margin-top: 17px; }
.stack-mix-row { display: grid; grid-template-columns: minmax(112px, 1fr) minmax(70px, 1.2fr) 34px; align-items: center; gap: 10px; }
.stack-mix-label { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; color: var(--ink); font: 15px var(--mono); letter-spacing: .02em; }
.stack-mix-label small { color: var(--muted); font-size: 14px; white-space: nowrap; }
.stack-mix-track { height: 4px; overflow: hidden; background: rgba(255,255,255,.08); }
.stack-mix-track i { display: block; width: var(--mix); height: 100%; background: var(--acid); box-shadow: 0 0 10px currentColor; }
.stack-mix-row--cyan .stack-mix-track i { background: var(--cyan); }.stack-mix-row--violet .stack-mix-track i { background: var(--violet); }.stack-mix-row--orange .stack-mix-track i { background: var(--orange); }.stack-mix-row--rust .stack-mix-track i { background: #d58b63; }
.stack-mix-row > strong { color: var(--ink); font: 15px var(--mono); text-align: right; }
.activity-grid { grid-template-columns: repeat(var(--activity-weeks, 65), minmax(0, 1fr)); grid-template-rows: repeat(7, 15px); }
.activity-cell--commit[data-level="1"] { background: color-mix(in srgb, var(--acid) 40%, #151d2a); }
.activity-cell--commit[data-level="2"] { background: color-mix(in srgb, var(--cyan) 55%, #151d2a); }
.activity-cell--commit[data-level="3"] { background: color-mix(in srgb, var(--violet) 70%, #151d2a); }
.activity-cell--commit[data-level="4"] { background: var(--acid); box-shadow: 0 0 11px rgba(155,124,255,.56); }
@media (max-width: 850px) { .activity-grid { grid-template-rows: repeat(7, 11px); gap: 2px; } .signal-stack { margin-top: 28px; } }
.activity-grid { grid-auto-flow: column; }

/* Session 02 interaction polish */
.activity-cell--right-edge .activity-tooltip { left: auto; right: calc(100% + 12px); transform: translate(0, 5px); }
.activity-cell--right-edge .activity-tooltip::after { left: auto; right: 8px; transform: translate(50%, -3px) rotate(45deg); }
.activity-cell--right-edge:hover .activity-tooltip, .activity-cell--right-edge:focus-visible .activity-tooltip { transform: translate(0, 0); }
.activity-drawer { height: 100vh; max-height: 100vh; overflow: hidden; }
.activity-drawer-panel { box-sizing: border-box; height: 100vh; max-height: 100vh; min-height: 0; }
.activity-drawer-head { padding: 14px 20px; }
.activity-drawer-close { width: 30px; height: 30px; font-size: 1.6rem; }
.activity-drawer-content { padding: clamp(20px, 3vw, 36px) clamp(20px, 4vw, 42px); }
.activity-drawer-source { margin-bottom: 14px; font-size: 8px; }
.activity-drawer h2 { margin-bottom: 14px; font-size: clamp(1.85rem, 3.4vw, 3.25rem); line-height: .95; }
.activity-drawer-content > p:not(.activity-drawer-source):not(.activity-evidence-status) { font-size: 12px; line-height: 1.5; }
.activity-drawer-meta { gap: 14px 20px; margin: 24px 0; padding: 14px 0; }
.activity-drawer-block { margin-bottom: 16px; }
.activity-drawer-block ul { gap: 9px; margin: 12px 0 10px; }
@media (max-width: 600px) { .activity-cell--right-edge .activity-tooltip { right: calc(100% + 8px); } }
.signal-stack-note { display: none !important; }

.activity-drawer-commits { margin-top: 28px; }
.activity-commit-item { padding: 12px 0; border-top: 1px solid var(--line); }
.activity-commit-item header { display: flex; justify-content: space-between; gap: 14px; color: var(--muted); font: 9px var(--mono); }
.activity-commit-item header strong { color: var(--acid); font-weight: 500; }
.activity-commit-item header span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.activity-commit-item p { margin: 7px 0 0; color: var(--ink); font: 11px/1.45 var(--mono); }
.activity-commit-empty { color: var(--muted); font: 10px/1.5 var(--mono); }