:root{--black-oil-100:#e7e7e8;--black-oil-200:#cecfd1;--black-oil-300:#b6b8ba;--black-oil-400:#9da1a3;--black-oil-500:#85898d;--black-oil-600:#6d7175;--black-oil-700:#55595d;--black-oil-800:#3d4146;--black-oil-900:#25292f;--black-oil-1000:#0d1117;--black-umber-100:#e8e8e8;--black-umber-200:#d1cfcd;--black-umber-300:#bab7b4;--black-umber-400:#a39e9a;--black-umber-500:#8c8682;--black-umber-600:#756e69;--black-umber-700:#5d5650;--black-umber-800:#463f38;--black-umber-900:#2e281f;--black-umber-1000:#1a1716;--black-obsidian-100:#e7e7e7;--black-obsidian-200:#cececf;--black-obsidian-300:#b5b6b7;--black-obsidian-400:#9d9ea0;--black-obsidian-500:#848688;--black-obsidian-600:#6b6e70;--black-obsidian-700:#535659;--black-obsidian-800:#3a3e42;--black-obsidian-900:#22252a;--black-obsidian-1000:#0b0c10;--white-paper-100:#fff;--white-paper-200:#fffefd;--white-paper-300:#fffefc;--white-paper-400:#fffdfb;--white-paper-500:#fffdf9;--white-paper-600:#fffdf8;--white-paper-700:#fefdf7;--white-paper-800:#fefcf6;--white-paper-900:#fdfcf5;--white-paper-1000:#fdfcf5;--white-ghost-100:#fff;--white-ghost-200:#fefeff;--white-ghost-300:#fdfefe;--white-ghost-400:#fcfdfe;--white-ghost-500:#fbfcfd;--white-ghost-600:#fafbfc;--white-ghost-700:#f9fbfc;--white-ghost-800:#f8fafb;--white-ghost-900:#f8f9fb;--white-ghost-1000:#f8f9fa;--white-smoke-100:#fff;--white-smoke-200:#fefefe;--white-smoke-300:#fdfdfd;--white-smoke-400:#fcfcfc;--white-smoke-500:#fbfbfb;--white-smoke-600:#f9f9f9;--white-smoke-700:#f7f7f7;--white-smoke-800:#f5f5f5;--white-smoke-900:#f3f3f3;--white-smoke-1000:#f2f2f2;--safety-orange-100:#fff5ee;--safety-orange-500:#ffcbaa;--safety-orange-1000:#ff6b00;--safety-blue-100:#e6f0fa;--safety-blue-500:#80b4e6;--safety-blue-1000:#0056b3;--safety-yellow-100:#fefaf3;--safety-yellow-500:#fae8c3;--safety-yellow-1000:#f4d03f;--safety-green-100:#eafaf1;--safety-green-500:#97e6b8;--safety-green-1000:#2ecc71;--color-bg-primary:var(--white-paper-1000);--color-bg-secondary:var(--white-ghost-1000);--color-bg-inverse:var(--black-oil-1000);--color-text-primary:var(--black-oil-1000);--color-text-secondary:var(--black-oil-700);--color-text-inverse:var(--white-paper-100);--color-border-primary:var(--black-oil-200);--color-border-focus:var(--safety-blue-1000);--color-interactive-primary:var(--safety-blue-1000);--color-interactive-primary-hover:var(--safety-blue-900);--font-family-base:var(--font-inter,"Inter"), system-ui, -apple-system, "Segoe UI", roboto, sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:.9rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--line-height-tight:1.25;--line-height-normal:1.5;--spacing-1:.25rem;--spacing-2:.5rem;--spacing-3:.75rem;--spacing-4:1rem;--spacing-6:1.5rem;--spacing-8:2rem;--radius-sm:.125rem;--radius-md:.25rem;--radius-lg:.5rem;--radius-xl:.75rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a;--transition-fast:.15s ease;--transition-normal:.25s ease;--z-dropdown:1000;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--z-toast:1080;--grid-columns:12;--grid-gutter:var(--spacing-4);--grid-container-max:1200px;--content-width-narrow:480px;--content-width-medium:768px;--content-width-full:none;--color-accent:var(--safety-yellow-1000);--color-accent-fg:var(--black-oil-1000);--border-hairline:1px solid #ffffff24;--shadow-card:inset 0 1px 0 0 #ffffff14, 0 12px 32px -8px #000000b3;--shadow-raised:inset 0 1px 0 0 #ffffff1f, 0 16px 40px -8px #000c;--radius-pill:999px}.dark{--color-bg-primary:var(--black-oil-1000);--color-bg-secondary:var(--black-oil-900);--color-text-primary:var(--white-paper-100);--color-text-secondary:var(--white-paper-300);--color-border-primary:var(--black-oil-700)}.activity-hub{gap:var(--spacing-6);flex-direction:column;display:flex}.activity-hub__section{gap:var(--spacing-3);flex-direction:column;display:flex}.activity-hub__heading{align-items:baseline;gap:var(--spacing-2);display:flex}.activity-hub__count{color:var(--white-ghost-300);font-size:var(--font-size-sm)}.activity-hub__list{gap:var(--spacing-2);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.activity-hub__row{align-items:center;gap:var(--spacing-3);padding:var(--spacing-3);border:var(--border-hairline);border-radius:var(--radius-md);background:var(--black-oil-900);box-shadow:var(--shadow-card);display:flex}.activity-hub__row-main{gap:var(--spacing-1);flex-direction:column;flex:1;min-width:0;display:flex}.activity-hub__row-title{align-items:center;gap:var(--spacing-2);color:var(--white-ghost-100);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);margin:0;display:flex}.activity-hub__row-meta{color:var(--white-ghost-300);font-size:var(--font-size-sm);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.activity-hub__row-actions{gap:var(--spacing-2);flex-shrink:0;display:flex}.activity-hub__row-link{align-items:center;gap:var(--spacing-3);min-width:0;color:inherit;flex:1;text-decoration:none;display:flex}.activity-hub__row-link:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:2px}.activity-hub__unread{background:var(--color-accent);border-radius:50%;flex-shrink:0;width:.5rem;height:.5rem}.activity-hub__row:hover{background:var(--color-bg-secondary)}.activity-hub__time{color:var(--white-ghost-300);font-size:var(--font-size-sm);flex-shrink:0}