:root {
  --bg: #0b0d10;
  --panel: #12161b;
  --panel-2: #171c22;
  --line: #2a313a;
  --text: #edf1f5;
  --muted: #9aa6b2;
  --accent: #c98d4d;
  --accent-soft: rgba(201, 141, 77, 0.16);
  --good: #7fb38f;
  --danger: #c97878;
  --max: 1180px;
}

* { box-sizing: border-box; }

html { background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at top right, #1b1b1b 0, var(--bg) 34rem); }
button, input { font: inherit; }
button { color: inherit; }

.topbar, main, footer { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.topbar { display: flex; justify-content: space-between; gap: 2rem; align-items: end; padding: 3rem 0 1.5rem; border-bottom: 1px solid var(--line); }
.topbar h1 { margin: .1rem 0 .35rem; font-size: clamp(2rem, 5vw, 3.8rem); font-weight: 650; letter-spacing: -.04em; }
.eyebrow, .phase-label { margin: 0; color: var(--accent); font-size: .74rem; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.subtitle { margin: 0; max-width: 50rem; color: var(--muted); }
.status-block { display: inline-flex; gap: .55rem; align-items: center; color: var(--muted); font-size: .88rem; white-space: nowrap; }
.status-dot { width: .55rem; height: .55rem; border-radius: 999px; background: var(--good); box-shadow: 0 0 0 .25rem rgba(127,179,143,.1); }

main { padding: 2rem 0 4rem; }
.timeline-shell, .forecast-shell, .hero-panel, .mode-content { background: rgba(18,22,27,.92); border: 1px solid var(--line); border-radius: 14px; }
.timeline-shell { padding: 1.25rem; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; }
.section-heading h2 { margin: .2rem 0 0; font-size: 1rem; font-weight: 600; }
.day-readout { display: grid; text-align: right; }
.day-readout span:first-child { font-weight: 750; font-size: 1.15rem; }
.day-readout span:last-child { color: var(--muted); font-size: .82rem; }
.timeline-controls { display: grid; grid-template-columns: 2.5rem 1fr 2.5rem; align-items: center; gap: .75rem; margin-top: 1.25rem; }
.timeline-controls button { border: 1px solid var(--line); background: var(--panel-2); border-radius: 8px; height: 2.5rem; cursor: pointer; }
.timeline-controls button:disabled { opacity: .35; cursor: default; }
#day-slider { width: 100%; accent-color: var(--accent); }
.timeline-markers { display: flex; justify-content: space-between; margin: .25rem 3.3rem 0; min-height: 1rem; color: var(--muted); font-size: .68rem; }

.forecast-shell { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin-top: 1rem; padding: 1.15rem 1.25rem; background: linear-gradient(110deg, rgba(201,141,77,.13), rgba(18,22,27,.96) 42%); }
.forecast-shell[hidden] { display: none; }
.forecast-shell h2 { margin: .2rem 0 .3rem; font-size: 1.15rem; }
.forecast-shell p:last-child { margin: 0; max-width: 42rem; color: var(--muted); font-size: .84rem; line-height: 1.45; }
.forecast-controls { display: grid; grid-template-columns: repeat(4, minmax(5.5rem, 1fr)); gap: .45rem; }
.forecast-controls button { display: grid; gap: .1rem; min-width: 6.4rem; padding: .65rem .75rem; border: 1px solid var(--line); border-radius: 9px; background: rgba(8,10,12,.55); color: var(--muted); text-align: left; cursor: pointer; }
.forecast-controls button:hover, .forecast-controls button:focus-visible { border-color: var(--accent); color: var(--text); }
.forecast-controls button.is-active { border-color: var(--accent); background: var(--accent-soft); color: var(--text); box-shadow: inset 0 0 0 1px rgba(201,141,77,.2); }
.forecast-controls strong { font-size: .76rem; letter-spacing: .04em; }
.forecast-controls span { font-size: .68rem; font-variant-numeric: tabular-nums; }

.hero-panel { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3rem); margin-top: 1rem; padding: clamp(1.4rem, 4vw, 2.4rem); background: linear-gradient(135deg, var(--accent-soft), rgba(18,22,27,.96) 45%); }
.hero-panel.is-projection { border-color: rgba(104,143,181,.55); background: linear-gradient(135deg, rgba(75,113,151,.2), rgba(18,22,27,.96) 48%); }
.hero-copy { align-self: center; }
.hero-panel h2 { margin: .45rem 0 .65rem; max-width: 56rem; font-size: clamp(1.6rem, 4vw, 2.7rem); letter-spacing: -.03em; }
.hero-summary { margin: 0; color: #c8d0d8; max-width: 65rem; line-height: 1.65; }
.projection-mode { display: inline-flex; margin: .65rem 0 0; padding: .25rem .5rem; border: 1px solid rgba(126,168,208,.45); border-radius: 999px; color: #a9c8e5; font-size: .69rem; font-weight: 750; letter-spacing: .1em; }
.projection-mode[hidden] { display: none; }

.regional-spread { min-width: 0; padding-left: clamp(1rem, 2.5vw, 2rem); border-left: 1px solid rgba(201,141,77,.28); }
.regional-heading { display: flex; align-items: start; justify-content: space-between; gap: .75rem; }
.regional-heading h3 { margin: .2rem 0 0; font-size: 1.08rem; letter-spacing: -.01em; }
.regional-controls { display: grid; gap: .35rem; justify-items: end; }
.regional-toggle { display: inline-flex; padding: .14rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(8,10,12,.5); }
.regional-toggle button { padding: .22rem .5rem; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font-size: .66rem; line-height: 1.2; cursor: pointer; }
.regional-toggle button:hover, .regional-toggle button:focus-visible { color: var(--text); }
.regional-toggle button.is-active { background: var(--accent-soft); color: var(--text); box-shadow: inset 0 0 0 1px rgba(201,141,77,.38); }
.regional-chart { display: grid; gap: .34rem; margin-top: .9rem; }
.regional-row { position: relative; display: grid; grid-template-columns: minmax(6.8rem, 1.25fr) minmax(5rem, 2fr) 1.5rem; gap: .5rem; align-items: center; padding: .1rem .15rem; border-radius: 4px; outline: none; }
.regional-row:hover, .regional-row:focus-visible { background: rgba(255,255,255,.04); box-shadow: 0 0 0 1px rgba(201,141,77,.4); }
.regional-name { overflow: hidden; color: #c8d0d8; font-size: .69rem; text-overflow: ellipsis; white-space: nowrap; }
.regional-track { display: flex; width: 100%; height: .5rem; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.065); }
.regional-segment { display: block; min-width: 1px; height: 100%; background: var(--segment-color); }
.regional-total { color: var(--muted); font-size: .68rem; font-variant-numeric: tabular-nums; text-align: right; }
.regional-tooltip { position: absolute; z-index: 2; right: 0; bottom: calc(100% + .35rem); display: none; width: min(23rem, 95%); padding: .55rem .65rem; border: 1px solid #46505b; border-radius: 7px; background: #090c0f; color: #d9e0e7; box-shadow: 0 8px 24px rgba(0,0,0,.35); font-size: .68rem; line-height: 1.4; }
.regional-row:hover .regional-tooltip, .regional-row:focus-visible .regional-tooltip { display: block; }
.regional-legend { display: flex; flex-wrap: wrap; gap: .3rem .65rem; margin-top: .75rem; color: var(--muted); font-size: .62rem; }
.regional-legend-item { display: inline-flex; gap: .28rem; align-items: center; }
.regional-swatch { width: .46rem; height: .46rem; border-radius: 2px; background: var(--segment-color); }
.regional-unavailable { margin: 0; color: var(--muted); font-size: .82rem; }
.regional-neutral { display: grid; align-content: center; min-height: 11rem; }
.regional-neutral h3 { margin: .2rem 0 .65rem; font-size: 1.08rem; }

.mode-tabs { display: flex; gap: .45rem; margin: 1rem 0; overflow-x: auto; }
.mode-tab { border: 1px solid var(--line); background: transparent; padding: .65rem 1rem; border-radius: 999px; color: var(--muted); cursor: pointer; }
.mode-tab:hover, .mode-tab.is-active { color: var(--text); border-color: var(--accent); background: var(--accent-soft); }
.mode-content { min-height: 18rem; padding: 1rem; }
.mode-heading { display: flex; justify-content: space-between; gap: 1rem; margin: .15rem .1rem 1rem; }
.mode-heading p:last-child { margin: .3rem 0 0; color: var(--muted); font-size: .82rem; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: .8rem; }
.card { padding: 1rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; }
.card h3 { margin: 0 0 .45rem; font-size: .98rem; }
.card p { margin: 0; color: var(--muted); line-height: 1.5; font-size: .9rem; }
.frontier-card { border-color: rgba(201,141,77,.32); }
.card .frontier-status { color: #e3bc8d; font-size: .76rem; font-weight: 750; letter-spacing: .06em; }
.frontier-lifecycle { display: flex; flex-wrap: wrap; gap: .35rem 1rem; margin-top: .7rem; color: #c8d0d8; font-size: .78rem; }
.delta-summary { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .55rem; margin-bottom: 1.2rem; }
.delta-count { display: grid; gap: .16rem; padding: .72rem; border: 1px solid var(--line); border-radius: 9px; background: rgba(8,10,12,.45); }
.delta-count strong { font-size: 1.25rem; font-variant-numeric: tabular-nums; }
.delta-count span { color: var(--muted); font-size: .65rem; font-weight: 750; letter-spacing: .06em; }
.delta-group + .delta-group { margin-top: 1.4rem; }
.delta-heading { display: flex; align-items: center; justify-content: space-between; margin: 0 .1rem .65rem; }
.delta-heading h3 { margin: 0; color: #d7dee5; font-size: .78rem; letter-spacing: .09em; }
.delta-heading span { min-width: 1.8rem; padding: .15rem .42rem; border-radius: 999px; background: rgba(255,255,255,.06); color: var(--muted); font-size: .7rem; text-align: center; }
.comparison-card { position: relative; }
.card .comparison-status { color: #c8d0d8; font-size: .72rem; font-weight: 750; letter-spacing: .07em; }
.comparison-fading { border-color: rgba(208,158,91,.42); }
.comparison-escalated, .comparison-newly_active { border-color: rgba(127,179,143,.55); }
.comparison-no_longer_active { border-color: rgba(120,132,144,.35); opacity: .82; }
.pressure-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin: .75rem 0 0; }
.pressure-comparison div { padding: .55rem .6rem; border-radius: 7px; background: rgba(255,255,255,.035); }
.pressure-comparison dt { color: var(--muted); font-size: .63rem; font-weight: 750; letter-spacing: .07em; }
.pressure-comparison dd { margin: .18rem 0 0; color: var(--text); font-size: 1rem; font-variant-numeric: tabular-nums; }
.card-meta { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .75rem; }
.pill { padding: .18rem .46rem; border-radius: 999px; background: rgba(255,255,255,.055); color: #bcc6cf; font-size: .72rem; border: 1px solid rgba(255,255,255,.06); }
.empty { display: grid; min-height: 15rem; place-items: center; text-align: center; color: var(--muted); }
.error { border-color: var(--danger); color: #f2c0c0; }

footer { padding: 0 0 3rem; color: var(--muted); font-size: .82rem; }
footer p { margin: 0; border-top: 1px solid var(--line); padding-top: 1rem; }

@media (max-width: 640px) {
  .topbar { align-items: start; flex-direction: column; padding-top: 2rem; }
  .section-heading { align-items: start; }
  .timeline-markers { margin-inline: 0; }
}

@media (max-width: 820px) {
  .forecast-shell { align-items: stretch; flex-direction: column; }
  .forecast-controls { width: 100%; }
  .hero-panel { grid-template-columns: 1fr; }
  .regional-spread { padding: 1.25rem 0 0; border-top: 1px solid rgba(201,141,77,.28); border-left: 0; }
}

@media (max-width: 440px) {
  .forecast-controls { grid-template-columns: repeat(2, 1fr); }
  .forecast-controls button { min-width: 0; }
  .delta-summary { grid-template-columns: repeat(2, 1fr); }
  .regional-heading { display: grid; }
  .regional-controls { grid-template-columns: auto auto; justify-items: start; }
  .regional-row { grid-template-columns: minmax(6.4rem, 1.3fr) minmax(4rem, 2fr) 1.5rem; }
}