.home-shell { padding-bottom: var(--space-16); }
.home-shell > section { margin: 0 auto; }
.home-hero { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr); gap: clamp(40px, 8vw, 112px); align-items: center; min-height: 640px; padding: clamp(64px, 10vw, 128px) 0 clamp(48px, 8vw, 96px); }
.home-hero-copy, .run-panel, .code-card, .tree-card { min-width: 0; }
.home-kicker, .section-label, .install-command > span, .code-card > p, .tree-card > p { font-size: .75rem; font-weight: 500; letter-spacing: .08em; line-height: 1.4; }
.home-kicker { margin-bottom: var(--space-5); color: var(--accent); }
.home-hero h1 { max-width: 720px; margin-bottom: var(--space-5); font-size: clamp(2.7rem, 5.4vw, 5.2rem); font-weight: 600; line-height: .98; letter-spacing: -.045em; }
.home-lead { max-width: 650px; margin-bottom: var(--space-6); color: var(--text-muted); font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.65; }
.home-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.home-actions .button { min-height: 44px; }
.button-secondary { border-color: var(--border); background: var(--surface); color: var(--text); }
.button-secondary:hover { border-color: var(--border-strong); background: var(--surface-sunken); color: var(--accent); }
.install-command { max-width: 650px; margin-top: var(--space-8); padding-top: var(--space-4); border-top: 1px solid var(--border); }
.install-command > span { display: block; margin-bottom: 6px; color: var(--accent); }
.install-command pre { position: relative; margin: 0; padding: 12px 72px 12px 12px; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-item); background: var(--surface-sunken); color: var(--text); font-size: .75rem; line-height: 1.55; white-space: pre; }
.install-command .copy-code { top: 50%; transform: translateY(-50%); min-height: 28px; }
.install-command .copy-code { opacity: 1; }
.install-command p { margin: 6px 0 0; color: var(--text-muted); font-size: .8125rem; }
.run-panel { padding: clamp(20px, 3vw, 32px); border: 1px solid var(--border-strong); border-radius: var(--radius-card); background: var(--surface); box-shadow: var(--shadow-pop); }
.run-panel-top { display: flex; align-items: center; gap: 8px; padding-bottom: var(--space-3); border-bottom: 1px solid var(--border); color: var(--text); font: 500 .8125rem/1.4 var(--font-mono); }
.run-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal-green); box-shadow: 0 0 0 4px color-mix(in srgb, var(--signal-green) 12%, transparent); }
.run-live { margin-left: auto; color: var(--signal-green); font-size: .6875rem; letter-spacing: .06em; }
.run-command { min-width: 0; margin: var(--space-4) 0; padding: var(--space-3); overflow-x: auto; border-radius: var(--radius-item); background: var(--surface-sunken); color: var(--text); font: 400 .8125rem/1.5 var(--font-mono); white-space: pre; }
.run-command span { color: var(--accent); }
.run-status { display: grid; grid-template-columns: 1fr auto; gap: 2px var(--space-3); padding-bottom: var(--space-4); border-bottom: 1px solid var(--border); font-size: .8125rem; }
.run-status > span:first-child { color: var(--text-muted); font-family: var(--font-mono); }
.run-status strong { color: var(--text); font-family: var(--font-mono); font-weight: 500; }
.status-signal { grid-column: 1 / -1; color: var(--signal-red); font-size: .75rem; }
.run-stages { margin: var(--space-4) 0 0; padding: 0; list-style: none; }
.run-stages li { display: grid; grid-template-columns: 30px 1fr auto; gap: var(--space-2); align-items: center; min-height: 38px; border-left: 2px solid var(--border); color: var(--text-muted); font-size: .875rem; }
.run-stages li + li { margin-top: 2px; }
.run-stages li > span { padding-left: 10px; color: var(--text-muted); font: .6875rem/1 var(--font-mono); }
.run-stages li strong { font-weight: 500; }
.run-stages li em { padding-right: 10px; color: var(--text-muted); font: .6875rem/1 var(--font-mono); font-style: normal; }
.run-stages .is-complete { border-left-color: var(--signal-green); color: var(--text); }
.run-stages .is-complete em { color: var(--signal-green); }
.run-stages .is-current { border-left-color: var(--accent); background: var(--tint); color: var(--text); }
.run-stages .is-current em { color: var(--accent); }
.run-note { margin: var(--space-4) 0 0; color: var(--text-muted); font-size: .8125rem; line-height: 1.5; }
.how-it-works, .ownership, .home-problem, .home-stops, .home-scorecard, .home-open, .home-decisions, .home-split, .home-paths { padding: clamp(64px, 9vw, 112px) 0; border-top: 1px solid var(--border); }
.section-intro { max-width: 710px; }
.section-intro h2, .home-cta h2 { margin: 0 0 var(--space-4); font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.08; letter-spacing: -.035em; }
.section-intro > p:not(.section-label) { color: var(--text-muted); font-size: 1.0625rem; }
.workflow-diagram { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-10); }
.workflow-arrows { position: absolute; top: 25px; right: 7%; left: 7%; width: 86%; height: 60px; fill: none; stroke: var(--border-strong); stroke-width: 1.5; }
.workflow-step { position: relative; display: flex; flex-direction: column; min-height: 240px; padding: var(--space-5); border: 1px solid var(--border); border-radius: var(--radius-panel); background: var(--surface); }
.workflow-step.is-optional { border-style: dashed; }
.workflow-step > span { display: block; margin-bottom: var(--space-6); color: var(--accent); font: 500 .6875rem/1.2 var(--font-mono); text-transform: uppercase; }
.workflow-step h3 { margin: 0 0 var(--space-2); font-size: 1rem; }
.workflow-step p { margin: 0; color: var(--text-muted); font-size: .875rem; line-height: 1.5; }
.diagram-caption { margin: var(--space-4) 0 0; color: var(--text-muted); font-size: .8125rem; }
.text-link, .code-card a, .tree-card a { color: var(--accent); font-weight: 500; text-decoration: none; white-space: nowrap; }
.text-link:hover, .code-card a:hover, .tree-card a:hover { color: var(--accent-hover); text-decoration: underline; }
.ownership-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); margin-top: var(--space-10); }
.code-card, .tree-card { padding: clamp(20px, 3vw, 32px); border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); }
.code-card > p, .tree-card > p { margin-bottom: var(--space-4); color: var(--accent); }
.code-card pre, .tree-card pre { margin: 0 0 var(--space-5); overflow-x: auto; color: var(--text); font-size: .8125rem; line-height: 1.65; white-space: pre; }
.home-cta { padding: clamp(48px, 8vw, 96px); border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface-sunken); text-align: center; }
.home-cta h2 { max-width: 680px; margin-right: auto; margin-left: auto; }
.home-cta > p:not(.section-label) { max-width: 590px; margin-right: auto; margin-left: auto; color: var(--text-muted); }
.home-cta .button { min-height: 44px; margin-top: var(--space-2); }
@media (prefers-reduced-motion: no-preference) { .run-stages li[data-run-stage] { animation: stage-in 420ms var(--ease-out) both; } .run-stages li[data-run-stage]:nth-child(1) { animation-delay: 80ms; } .run-stages li[data-run-stage]:nth-child(2) { animation-delay: 170ms; } .run-stages li[data-run-stage]:nth-child(3) { animation-delay: 260ms; } .run-stages li[data-run-stage]:nth-child(4) { animation-delay: 350ms; } .run-stages li[data-run-stage]:nth-child(5) { animation-delay: 440ms; } }
@keyframes stage-in { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: translateX(0); } }
@media (max-width: 900px) { .home-hero { grid-template-columns: 1fr; min-height: 0; } .home-hero-copy { max-width: 720px; } .workflow-diagram { grid-template-columns: repeat(3, minmax(0, 1fr)); } .workflow-arrows { display: none; } }
@media (max-width: 640px) { .home-hero { gap: var(--space-8); padding-top: var(--space-12); } .home-hero h1 { font-size: clamp(2.5rem, 13vw, 3.5rem); } .install-command pre { font-size: .6875rem; } .workflow-diagram { grid-template-columns: 1fr; } .workflow-step { min-height: 0; } .workflow-step > span { margin-bottom: var(--space-4); } .ownership-grid { grid-template-columns: 1fr; } .home-cta { padding: var(--space-8) var(--space-5); } }

/* Narrative sections. */
.home-trust-strip { margin: var(--space-4) 0 0; color: var(--text-muted); font: .75rem/1.5 var(--font-mono); letter-spacing: .02em; }
.home-actions--center { justify-content: center; }
.home-closing-line { max-width: 820px; margin: var(--space-8) 0 0; color: var(--text); font-size: 1.125rem; line-height: 1.6; }
.home-closing-line .text-link { margin-left: 6px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); margin-top: var(--space-10); }
.stat-tile { display: flex; flex-direction: column; padding: clamp(20px, 3vw, 32px); border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); }
.stat-figure { margin: 0 0 var(--space-3); color: var(--accent); font-size: clamp(2.5rem, 4.6vw, 3.75rem); font-weight: 600; letter-spacing: -.04em; line-height: 1; }
.stat-label { margin: 0 0 var(--space-5); color: var(--text); font-size: 1rem; line-height: 1.5; }
.stat-source { margin: auto 0 0; padding-top: var(--space-3); border-top: 1px solid var(--border); color: var(--text-muted); font-size: .8125rem; line-height: 1.5; }
.workflow-evidence { margin-top: auto !important; padding-top: var(--space-4); color: var(--text) !important; font: .75rem/1.5 var(--font-mono) !important; }
.workflow-evidence::before { display: block; margin-bottom: 4px; color: var(--signal-green); content: "EVIDENCE"; font-size: .625rem; letter-spacing: .08em; }
.workflow-step p + p { margin-top: var(--space-2); }
.manual-bypass { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); align-items: center; margin-top: var(--space-4); padding: var(--space-4) var(--space-5); border: 1.5px dashed var(--accent); border-radius: var(--radius-panel); background: var(--tint); }
.manual-bypass .section-label { margin: 0; }
.manual-bypass p { flex: 1 1 360px; margin: 0; color: var(--text); }
.stop-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); margin-top: var(--space-10); }
.stop-col { padding: clamp(20px, 3vw, 32px); border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); }
.stop-col--stop { border-color: color-mix(in srgb, var(--signal-red) 35%, var(--border)); }
.stop-col__title { margin: 0 0 var(--space-4); font: 500 .75rem/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.stop-col--flag .stop-col__title { color: var(--signal-green); }
.stop-col--stop .stop-col__title { color: var(--signal-red); }
.stop-col ul { margin: 0; padding: 0; list-style: none; }
.stop-col li { position: relative; padding: 8px 0 8px 22px; border-top: 1px solid var(--border); font-size: .9375rem; line-height: 1.5; }
.stop-col li::before { position: absolute; top: 15px; left: 2px; width: 8px; height: 8px; border-radius: 50%; content: ""; }
.stop-col--flag li::before { background: var(--signal-green); }
.stop-col--stop li::before { border-radius: 2px; background: var(--signal-red); }
.home-scorecard .checkpoint-grid, .home-scorecard .checkpoint-legend { max-width: 1120px; }
.home-scorecard .checkpoint-grid { margin-top: var(--space-10); }
.home-scorecard .checkpoint-grid__row { grid-template-columns: 160px minmax(0, 1fr); }
.home-scorecard .checkpoint-cell { min-height: 48px; font-size: .8125rem; }
.beyond-title { margin: var(--space-8) 0 var(--space-3); color: var(--text-muted); font: 500 .75rem/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.home-scorecard .beyond-chips + p { margin-top: var(--space-6); }
.tile-grid, .decision-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); margin: var(--space-10) 0 var(--space-6); }
.decision-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tile, .decision-card, .path-card { padding: var(--space-5); border: 1px solid var(--border); border-radius: var(--radius-panel); background: var(--surface); }
.tile h3, .decision-card h3, .path-card h3 { margin: 0 0 var(--space-2); font-size: 1rem; }
.tile p { margin: 0; color: var(--text-muted); font-size: .9375rem; line-height: 1.55; }
.decision-problem, .decision-result { margin: 0; font-size: .9375rem; line-height: 1.5; }
.decision-problem { color: var(--text-muted); }
.decision-result { margin-top: var(--space-2); padding-top: var(--space-2); border-top: 1px solid var(--border); color: var(--text); }
.decision-problem::before, .decision-result::before { display: block; margin-bottom: 2px; font: 500 .625rem/1.4 var(--font-mono); letter-spacing: .08em; }
.decision-problem::before { color: var(--signal-red); content: "PROBLEM"; }
.decision-result::before { color: var(--signal-green); content: "RESULT"; }
.decision-card code, .point-list code, .manual-bypass code { padding: .08em .3em; border-radius: 4px; background: var(--surface-sunken); font-size: .875em; }
.point-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4) var(--space-8); max-width: 1100px; margin: var(--space-8) 0 var(--space-6); padding: 0; list-style: none; }
.point-list li { padding-top: var(--space-3); border-top: 2px solid var(--accent); color: var(--text-muted); line-height: 1.55; }
.point-list strong { display: block; color: var(--text); }
.mono-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-6); }
.mono-chips code { padding: 6px 12px; border: 1px solid var(--border-strong); border-radius: 999px; background: var(--surface); color: var(--accent); font-size: .875rem; }
.path-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-10); }
.path-card ol { margin: 0; padding-left: 1.1rem; color: var(--text-muted); font-size: .9375rem; }
.path-card li { padding: 2px 0; }
.path-card a { text-decoration: none; }
.path-card a:hover { text-decoration: underline; }
.home-cta .home-actions { margin-top: var(--space-6); }
.home-cta-note { margin: var(--space-5) auto 0; color: var(--text-muted); font-size: .875rem; }
@media (max-width: 1100px) { .tile-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .path-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } .decision-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 900px) { .stat-grid { grid-template-columns: 1fr; } .stop-grid { grid-template-columns: 1fr; } .workflow-step { min-height: 0; } .point-list { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .tile-grid, .decision-grid, .path-grid { grid-template-columns: 1fr; } .home-scorecard .checkpoint-grid__row { grid-template-columns: 1fr; } .home-closing-line { font-size: 1rem; } .home-actions .text-link { width: 100%; } }