.interchange{--paper:#eef0ec;--paper-raise:#e5e8e1;--ink:#14181a;--ink-soft:#4b5550;--ink-faint:#7c857f;--line:#c7cdc5;--line-strong:#a8b0a4;--hub:#2e3ae0;--hub-ink:#f5f4ef;--chat:#0f9e86;--pro:#c97a1f;--market:#d5522f;--ent:#7c5cfc;--intel:#1e90ae;--accent:var(--pro);--accent-ink:#f5f4ef;background:var(--paper);color:var(--ink);font-family:var(--font-ibm-plex-sans), ui-sans-serif, system-ui, sans-serif;font-size:16px;line-height:1.55}.interchange *{box-sizing:border-box}.interchange h1,.interchange h2,.interchange h3{font-family:var(--font-bricolage-grotesque), ui-sans-serif, system-ui, sans-serif;text-wrap:balance;letter-spacing:-.01em;margin:0}.interchange .mono{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace}.interchange .label{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);font-size:.72rem}.interchange a:not(.app-main *){color:inherit}.interchange :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}.interchange .wrap{max-width:1120px;margin:0 auto;padding:0 32px}.interchange nav.top{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;max-width:1120px;margin:0 auto;padding:20px 32px;display:flex}.interchange .brand{font-family:var(--font-bricolage-grotesque);align-items:center;gap:10px;font-size:1.1rem;font-weight:700;display:flex}.interchange .brand .app{color:var(--accent)}.interchange .brand-mark{background:var(--accent);border-radius:8px;flex:none;place-items:center;width:28px;height:28px;display:grid}.interchange .brand-mark svg{width:16px;height:16px}.interchange .nav-links{color:var(--ink-soft);gap:28px;font-size:.92rem;display:flex}.interchange .nav-links a:hover{color:var(--ink)}.interchange .nav-cta{align-items:center;gap:18px;font-size:.92rem;display:flex}.interchange .btn{font-family:var(--font-ibm-plex-sans);cursor:pointer;border:1px solid #0000;border-radius:8px;align-items:center;gap:8px;padding:10px 18px;font-size:.9rem;font-weight:600;text-decoration:none;display:inline-flex}.interchange .btn-solid{background:var(--accent);color:var(--accent-ink)}.interchange .btn-solid:hover{opacity:.92}.interchange .btn-ghost{border-color:var(--line-strong);color:var(--ink);background:0 0}.interchange .btn-ghost:hover{background:var(--paper-raise)}@media (max-width:760px){.interchange .nav-links{display:none}}@media (max-width:420px){.interchange nav.top{flex-wrap:wrap;row-gap:10px;padding:16px}.interchange .nav-cta{gap:10px}.interchange .btn{padding:9px 14px}.interchange .brand{font-size:.95rem}}.interchange .hero{touch-action:none;text-align:center;max-width:1120px;margin:0 auto;padding:80px 32px 48px;position:relative;overflow:hidden}.interchange .hero-canvas{z-index:0;pointer-events:none;width:100%;height:100%;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000 0%,#000 12% 85%,#0000 100%);mask-image:linear-gradient(#0000 0%,#000 12% 85%,#0000 100%)}.interchange .hero>:not(.hero-canvas){z-index:1;position:relative}@media (max-width:640px){.interchange .hero-canvas{display:none}}.interchange .eyebrow{border:1px solid var(--line-strong);background:var(--paper);border-radius:999px;align-items:center;gap:8px;margin-bottom:26px;padding:6px 12px;display:inline-flex}.interchange .eyebrow .dot{background:var(--accent);border-radius:50%;width:6px;height:6px}.interchange .hero h1{max-width:16ch;margin:0 auto;font-size:clamp(2.2rem,5vw,3.6rem);font-weight:700;line-height:1.06}.interchange .hero h1 .accent{color:var(--accent)}.interchange .hero-sub{max-width:52ch;color:var(--ink-soft);margin:22px auto 0;font-size:1.05rem}.interchange .hero-actions{flex-wrap:wrap;justify-content:center;gap:14px;margin-top:30px;display:flex}.interchange .hero-actions .btn{padding:13px 22px;font-size:.95rem}.interchange .checks{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:20px;max-width:1120px;margin:0 auto;padding:26px 32px;display:grid}.interchange .checks div{color:var(--ink-soft);padding-left:22px;font-size:.88rem;position:relative}.interchange .checks div:before{content:"✓";color:var(--accent);font-weight:700;position:absolute;left:0}@media (max-width:760px){.interchange .checks{grid-template-columns:1fr}}.interchange section{padding:96px 0 0}.interchange .section-head{text-align:center;max-width:1120px;margin:0 auto;padding:0 32px 40px}.interchange .section-head h2{max-width:26ch;margin:0 auto;font-size:clamp(1.6rem,3vw,2.1rem);font-weight:700}.interchange .section-head p{color:var(--ink-soft);max-width:56ch;margin-top:12px;margin-left:auto;margin-right:auto}.interchange .features{background:var(--line);border:1px solid var(--line);border-radius:16px;grid-template-columns:repeat(3,1fr);gap:1px;max-width:1120px;margin:0 auto;padding:0 32px;display:grid;overflow:hidden}.interchange .feat-card{background:var(--paper);flex-direction:column;gap:10px;padding:28px 26px;display:flex}.interchange .feat-card .ico{background:color-mix(in srgb, var(--accent) 16%, transparent);width:34px;height:34px;color:var(--accent);border-radius:9px;place-items:center;margin-bottom:6px;display:grid}.interchange .feat-card .ico svg{width:18px;height:18px}.interchange .feat-card h3{font-size:1.05rem;font-weight:700}.interchange .feat-card p{color:var(--ink-soft);margin:0;font-size:.9rem}@media (max-width:820px){.interchange .features{grid-template-columns:1fr}}.interchange .ecosystem{max-width:1120px;margin:0 auto;padding:0 32px}.interchange .eco-grid{background:var(--line);border:1px solid var(--line);border-radius:16px;grid-template-columns:repeat(5,1fr);gap:1px;display:grid;overflow:hidden}.interchange .eco-card{background:var(--paper);flex-direction:column;gap:6px;min-height:120px;padding:20px 18px;display:flex}.interchange .eco-card.self{background:var(--paper-raise)}.interchange .eco-card .dot2{border-radius:3px;width:9px;height:9px;margin-bottom:4px}.interchange .eco-card strong{font-size:.92rem;font-family:var(--font-bricolage-grotesque);font-weight:700}.interchange .eco-card span{color:var(--ink-faint);font-size:.78rem}@media (max-width:820px){.interchange .eco-grid{grid-template-columns:repeat(2,1fr)}}.interchange .dev-banner{max-width:1120px;margin:56px auto 0;padding:0 32px}.interchange .dev-banner .box{border:1px dashed var(--line-strong);color:var(--ink-soft);border-radius:14px;align-items:flex-start;gap:14px;padding:20px 24px;font-size:.9rem;display:flex}.interchange .dev-banner .box strong{color:var(--ink)}.interchange footer{border-top:1px solid var(--line);margin-top:100px;padding:32px}.interchange .footer-inner{max-width:1120px;color:var(--ink-faint);flex-wrap:wrap;justify-content:space-between;gap:14px;margin:0 auto;font-size:.85rem;display:flex}@media (prefers-reduced-motion:reduce){.interchange *{scroll-behavior:auto!important}}.interchange.app-shell{background:var(--paper-sunk);grid-template-columns:68px 250px 1fr;align-items:start;min-height:100dvh;display:grid}@media (min-width:1320px){.interchange.app-shell{grid-template-columns:68px 250px 1fr 280px}}@media (max-width:639px){.interchange.app-shell{grid-template-columns:1fr}}.interchange .rail{background:var(--paper);border-right:1px solid var(--line);flex-direction:column;align-items:center;gap:18px;height:100dvh;padding:16px 0;display:none;position:sticky;top:0}@media (min-width:640px){.interchange .rail{display:flex}}.interchange .rail-brand{flex:none;place-items:center;display:grid}.interchange .rail-apps{flex-direction:column;gap:9px;display:flex}.interchange .rail-app{width:38px;height:38px;color:var(--ink-soft);cursor:pointer;border-radius:10px;place-items:center;display:grid}.interchange .rail-app.active{background:color-mix(in srgb, var(--dot) 16%, transparent);color:var(--dot);cursor:default}.interchange .rail-app:hover:not(.active):not(.inert){background:var(--paper-raise)}.interchange .rail-app.inert{opacity:.4;cursor:default}.interchange .rail-app svg{width:17px;height:17px}.interchange .rail-spacer{flex:1}.interchange .rail-avatar{background:var(--paper-raise);border:1px solid var(--line-strong);border-radius:50%;flex:none;place-items:center;width:30px;height:30px;font-size:.7rem;font-weight:600;display:grid}.interchange .nav-side{background:var(--paper);border-right:1px solid var(--line);height:100dvh;padding:18px 14px 30px;display:none;position:sticky;top:0;overflow-y:auto}@media (min-width:640px){.interchange .nav-side{display:block}}@media (max-width:819px) and (min-width:640px){.interchange.app-shell{grid-template-columns:68px 1fr}.interchange .nav-side{display:none}}.interchange .profile-card{text-align:left;margin-bottom:0;padding:22px;position:relative}.interchange .profile-card .av{background:var(--pro);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:12px;font-size:20px;font-weight:700;display:flex}.interchange .profile-card h3{font-size:16px;font-weight:700}.interchange .profile-card .headline{color:var(--ink-soft);margin-top:4px;font-size:13px}.interchange .profile-card .loc{color:var(--ink-faint);margin-top:4px;font-size:12px}.interchange .profile-card .stat-row{border-top:none;margin-top:10px;padding-top:0;font-size:12.5px;display:block}.interchange .profile-card .stat{color:var(--ink-soft);font-size:12.5px;display:inline}.interchange .profile-card .stat strong{color:var(--ink);font-family:inherit;font-size:12.5px;font-weight:700;display:inline}.interchange .edit-link{color:var(--pro);cursor:pointer;align-items:center;gap:5px;font-size:12.5px;font-weight:600;text-decoration:none;display:inline-flex}.interchange .edit-link:hover{text-decoration:underline}.interchange .nav-group{margin-bottom:0}.interchange .nav-group .label{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);padding:10px 12px 2px;font-size:10.5px}.interchange .nav-item{border-radius:var(--r-md);color:var(--ink-soft);cursor:pointer;align-items:center;gap:10px;padding:9px 12px;font-size:14px;font-weight:600;display:flex}.interchange .nav-item:hover:not(.active){background:var(--paper-sunk);color:var(--ink-soft)}.interchange .nav-item.active{background:var(--pro-soft);color:var(--pro);font-weight:600}.interchange .nav-item svg{flex:none;width:16px;height:16px}.interchange .mobile-topbar{border-bottom:1px solid var(--line);background:var(--paper);inset-inline:0;z-index:40;justify-content:space-between;align-items:center;padding:12px 16px;display:flex;position:fixed;top:0}.interchange .mobile-bottomnav{border-top:1px solid var(--line);background:var(--paper);inset-inline:0;z-index:40;justify-content:space-around;padding:8px 0;display:flex;position:fixed;bottom:0}.interchange .mobile-bottomnav-item{color:var(--ink-soft);padding:0 8px;font-size:.7rem;font-weight:600}.interchange .mobile-bottomnav-item.active{color:var(--accent)}@media (min-width:640px){.interchange .mobile-topbar,.interchange .mobile-bottomnav{display:none}}.interchange .app-main{min-width:0;padding:28px 24px 60px}@media (max-width:639px){.interchange .app-main{padding:76px 16px 84px}}.interchange .feed-col{min-width:0;max-width:720px;margin:0 auto}.interchange .feed-head{justify-content:space-between;align-items:baseline;margin-bottom:18px;display:flex}.interchange .feed-head h1{font-size:18px;font-weight:700}.interchange .sort{color:var(--ink-soft);border:1px solid var(--line);background:var(--paper-sunk);border-radius:8px;align-items:center;gap:6px;padding:6px 10px;font-size:.82rem;display:flex}.interchange .sort select{color:var(--ink);background:0 0;border:none;font-family:inherit;font-size:.82rem}.interchange .composer,.interchange .post,.interchange .rail-card,.interchange .panel{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1)}.interchange .composer{margin-bottom:16px;padding:20px}.interchange .composer input[type=text],.interchange .composer textarea{border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper-sunk);width:100%;color:var(--ink-faint);font-family:var(--f-body,var(--font-ibm-plex-sans)), sans-serif;margin-bottom:10px;padding:14px;font-size:14.5px}.interchange .composer input::placeholder,.interchange .composer textarea::placeholder{color:var(--ink-faint)}.interchange .composer textarea{resize:none;min-height:70px;margin-bottom:12px}.interchange .composer-row{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;display:flex}.interchange .chip-btn{border-radius:var(--r-md);border:1px 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.btn-draft:hover{background:var(--paper-sunk)}.interchange .link-drafts{color:var(--ink-faint);cursor:pointer;font-size:.82rem}.interchange .link-drafts:hover{color:var(--pro)}.interchange .post{margin-bottom:16px;padding:22px}.interchange .post-head{align-items:center;gap:12px;margin-bottom:14px;display:flex}.interchange .post-head .av{background:var(--pro);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:44px;height:44px;font-weight:700;display:flex}.interchange .post-head .who strong{font-size:14.5px;font-weight:700;display:block}.interchange .post-head .who span{color:var(--ink-faint);font-size:12px}.interchange .post-title{margin-bottom:6px;font-size:1rem;font-weight:700}.interchange .post-body{color:var(--ink);white-space:pre-wrap;margin-bottom:14px;font-size:14.5px}.interchange .post-media{border-radius:var(--r-md);border:1px solid var(--line);margin-bottom:12px;overflow:hidden}.interchange .post-media img,.interchange .post-media video{object-fit:cover;width:100%;max-height:420px;display:block}.interchange .post-repost{border-radius:var(--r-md);border:1px solid var(--line);background:var(--paper-sunk);margin:0 0 12px;padding:12px}.interchange .reactions-row{border-top:1px solid var(--line-soft);color:var(--ink-faint);flex-wrap:wrap;align-items:center;gap:8px;padding-top:12px;font-size:13px;display:flex}.interchange .react-btn{color:var(--ink-faint);cursor:pointer;background:0 0;border:none;border-radius:999px;align-items:center;gap:4px;padding:3px 6px;font-size:13px;display:flex}.interchange .react-btn:hover{background:var(--paper-sunk);color:var(--pro)}.interchange .react-btn.mine{background:var(--pro-soft);color:var(--pro)}.interchange .post-links{color:var(--ink-faint);gap:18px;margin-left:auto;font-size:13px;display:flex}.interchange .post-links a,.interchange .post-links button{cursor:pointer;color:inherit;background:0 0;border:none;font-size:13px}.interchange .post-links a:hover,.interchange .post-links 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0;border-radius:999px;flex:none;padding:5px 12px;font-size:.74rem;font-weight:600}.interchange .suggestion button:hover{background:var(--paper-sunk);color:var(--ink)}.interchange .job-row{border-top:1px solid var(--line-soft);padding:10px 0}.interchange .job-row:first-child{border-top:none;padding-top:0}.interchange .job-row strong{font-size:13.5px;font-weight:600;display:block}.interchange .job-row span{color:var(--ink-faint);font-size:12px}.interchange .job-row button{border:1px solid var(--line-strong,var(--line));color:var(--ink-soft);cursor:pointer;background:0 0;border-radius:999px;flex:none;padding:5px 8px;font-size:14px;line-height:1}.interchange .job-row button:hover{background:var(--paper-sunk);color:var(--pro)}.app-shell.interchange,.app-shell .interchange,.public-page.interchange,.public-page .interchange{--paper:#f6f4ee;--paper-raised:#fff;--paper-sunk:#edeae0;--paper-raise:var(--paper-sunk);--ink:#15161a;--ink-soft:#55575f;--ink-faint:#90929a;--line:#e1ddd1;--line-soft:#ece9df;--line-strong:var(--line);--brand:#4f3ff5;--brand-2:#8b3ff2;--brand-ink:#fff;--brand-soft:#ebe9fd;--hub:var(--brand);--hub-ink:var(--brand-ink);--chat:#0aa876;--chat-soft:#d7f5e9;--pro:#e08a0a;--pro-soft:#fdedd2;--market:#ea4d24;--market-soft:#fce0d5;--ent:#8b3ff2;--ent-soft:#ece0fd;--intel:#0ea5e9;--intel-soft:#d9f0fb;--r-sm:10px;--r-md:16px;--r-lg:24px;--r-full:999px;--shadow-1:0 1px 2px #14120a0d, 0 2px 8px #14120a0a;--shadow-2:0 8px 24px #14120a1a, 0 2px 6px #14120a0f;--shadow-3:0 24px 60px #14120a29, 0 8px 20px #14120a14;--shadow-card:var(--shadow-2)}.app-shell .btn-post,.app-shell .send,.app-shell .chip-btn.solid{background:linear-gradient(135deg, var(--pro), color-mix(in srgb, var(--pro) 60%, var(--hub)))}.app-shell{background:var(--paper-sunk);column-gap:20px}.app-shell .nav-side{height:calc(100dvh - 40px);box-shadow:none;background:0 0;border:none;flex-direction:column;gap:20px;margin:20px 0;padding:0;display:flex}.app-shell .profile-card,.app-shell .p-nav-card{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1)}.app-shell .p-nav-card{flex-direction:column;flex:1;gap:2px;min-height:0;padding:14px;display:flex;overflow-y:auto}.app-shell .app-main{padding-top:20px}.interchange .view-panel{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--r-lg);max-width:680px;box-shadow:var(--shadow-1);margin:0 auto;padding:24px}.interchange .view-panel h1{margin-bottom:4px;font-size:18px;font-weight:700}.interchange .view-panel h2{margin-top:22px;font-size:.92rem;font-weight:700}.interchange .view-panel .sub{color:var(--ink-soft);margin-top:4px;margin-bottom:4px;font-size:.82rem}.interchange .view-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.interchange .f-input{border:1px solid var(--line);font-size:.86rem;font-family:var(--font-ibm-plex-sans), sans-serif;background:var(--paper-raise);color:var(--ink);border-radius:10px;width:100%;padding:9px 13px}.interchange .f-input::placeholder{color:var(--ink-faint)}.interchange textarea.f-input{resize:vertical;min-height:64px}.interchange .f-row{flex-wrap:wrap;gap:10px;display:flex}.interchange .f-row .f-input{flex:1;min-width:160px}.interchange .form-card{border:1px solid var(--line);background:var(--paper-raise);border-radius:12px;flex-direction:column;gap:10px;margin-top:16px;padding:16px;display:flex}.interchange .form-card .lbl{color:var(--ink);font-size:.84rem;font-weight:700}.interchange .form-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.interchange .list-row{border-bottom:1px solid var(--line-soft,var(--line));align-items:center;gap:12px;padding:12px 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.av{color:#fff;background:var(--pro);border-radius:50%;flex:none;place-items:center;width:40px;height:40px;font-size:.8rem;font-weight:700;display:grid}.interchange .person-row .body{flex:1;min-width:0}.interchange .person-row .t{color:var(--ink);font-size:.88rem;font-weight:600}.interchange .person-row .d{color:var(--ink-faint);margin-top:2px;font-size:.78rem}.interchange .person-row .btns{flex:none;gap:8px;margin-left:auto;display:flex}.interchange .person-row .btns button,.interchange .btn-outline,.interchange .btn-solid-sm{border:1px solid var(--line-strong);color:var(--ink-soft);cursor:pointer;white-space:nowrap;background:0 0;border-radius:999px;padding:5px 12px;font-size:.74rem;font-weight:600;text-decoration:none;display:inline-block}.interchange .person-row .btns button:hover,.interchange .btn-outline:hover{background:var(--paper-raise);color:var(--ink)}.interchange .person-row .btns .accept,.interchange .person-row .btns button.btn-solid-sm,.interchange 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h1{margin-top:12px;font-size:1.15rem}.interchange .badge{vertical-align:middle;background:var(--pro-soft);color:var(--pro);border-radius:999px;margin-left:6px;padding:2px 9px;font-size:.68rem;font-weight:700;display:inline-block}.interchange .pub-section{border-top:1px solid var(--line-soft,var(--line));margin-top:18px;padding-top:16px}.interchange .pub-section h2{text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);margin-bottom:8px;font-size:.82rem}.interchange .pub-chip{background:var(--paper-raise);color:var(--ink);cursor:pointer;border:none;border-radius:999px;align-items:center;gap:4px;margin:0 6px 6px 0;padding:5px 12px;font-size:.76rem;font-weight:500;display:inline-flex}.interchange .pub-chip.endorsed{background:var(--pro-soft);color:var(--pro)}.interchange .pub-chip:disabled{cursor:default}.public-page.interchange{background:var(--paper-sunk);min-height:100dvh}.public-page .pub-shell{max-width:640px;margin:0 auto;padding:32px 24px 80px}.public-page .pub-actions-row{flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;display:flex}.resume-print{display:none}@page{margin:.6in}@media print{.public-page nav.top,.public-page .pub-shell{display:none!important}.public-page.interchange{background:#fff;min-height:0}.resume-print{color:#000;border:1px solid #999;max-width:100%;margin:0;padding:20px 24px;font-family:Georgia,Times New Roman,serif;font-size:11pt;line-height:1.4;display:block}.resume-print h1{margin:0 0 4px;font-family:Georgia,serif;font-size:20pt;font-weight:700}.resume-print .resume-headline{margin:0 0 4px;font-size:12pt}.resume-print .resume-contact{color:#333;margin:0 0 16px;font-size:9.5pt}.resume-print section{break-inside:avoid;margin-bottom:14px}.resume-print h2{text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #000;margin:0 0 8px;padding-bottom:3px;font-size:11.5pt;font-weight:700}.resume-print section>p{margin:0}.resume-print .resume-entry{margin-bottom:8px}.resume-print 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