:root{color-scheme:dark;--bg:#050607;--rail:#080a0d;--panel:#10161d;--panel2:#151c25;--line:rgba(255,255,255,.1);--line2:rgba(212,168,67,.32);--text:#f4f1ea;--muted:rgba(244,241,234,.66);--dim:rgba(244,241,234,.42);--gold:#d4a843;--green:#7ed99c;--amber:#f7b955;--red:#ff7a70;--cyan:#4cc9f0;--radius:8px;--mono:SFMono-Regular,Consolas,monospace;--body:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html,body{min-height:100%}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.45 var(--body);letter-spacing:0}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit}.composer-shell{min-height:100vh;display:grid;grid-template-columns:176px minmax(0,1fr)}.composer-sidebar{position:sticky;top:0;align-self:start;height:100vh;padding:18px 14px;background:var(--rail);box-shadow:inset -1px 0 0 var(--line)}.nav-item{min-height:42px;display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:10px;padding:0 10px;border:1px solid transparent;border-radius:8px;color:var(--muted);text-decoration:none}.nav-item+.nav-item{margin-top:8px}.nav-item span:first-child{display:grid;place-items:center;width:28px;height:28px;color:var(--gold);font-family:var(--mono)}.nav-item.active,.nav-item:hover{border-color:var(--line2);background:rgba(212,168,67,.08);color:var(--text)}.composer-main{padding:22px;display:grid;gap:18px}.composer-header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:end;border-bottom:1px solid var(--line);padding-bottom:18px}.kicker{margin:0 0 6px;color:var(--gold);font-size:12px;font-weight:850}.composer-header h1{margin:0;font-size:34px;line-height:1.08;letter-spacing:0}.header-copy{max-width:74ch;margin:8px 0 0;color:var(--muted)}.header-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.link-button,.proof-band button{min-height:38px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;background:var(--panel2);color:var(--text);padding:0 12px;text-decoration:none;font-weight:800}.link-button:hover,.proof-band button:hover{border-color:var(--line2)}.metric-strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;border:1px solid var(--line);background:var(--line)}.metric-strip div{min-height:78px;padding:14px;background:var(--panel);display:grid;align-content:center;gap:3px}.metric-strip strong{font-size:28px;line-height:1}.metric-strip span,.panel-head span,.control-bar span{color:var(--muted);font-size:11px;text-transform:uppercase;font-weight:800}.control-bar{display:grid;grid-template-columns:220px 220px minmax(260px,1fr);gap:12px;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.control-bar label{display:grid;gap:6px}.control-bar input,.control-bar select{width:100%;min-height:40px;border:1px solid var(--line);border-radius:8px;background:#090d11;color:var(--text);padding:0 10px}.work-grid{display:grid;grid-template-columns:320px minmax(0,1fr) minmax(0,1fr);gap:14px}.lower-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.panel{min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--panel);overflow:hidden}.panel-head{min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 16px;border-bottom:1px solid var(--line)}h2{margin:0;font-size:14px}.partner-detail,.selection-list,.block-list,.impact-list,.gap-list{display:grid;gap:10px;padding:14px}.partner-card,.selection-card,.block-card,.impact-row,.gap-row{border:1px solid var(--line);border-radius:8px;background:#0b0f13;padding:12px}.partner-card h3,.selection-card h3,.block-card h3{margin:0 0 7px;font-size:16px}.muted{color:var(--muted)}.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.chip{display:inline-flex;min-height:26px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:0 8px;color:var(--muted);font-size:12px;font-weight:750}.chip.good{color:var(--green);border-color:rgba(126,217,156,.4)}.chip.warn{color:var(--amber);border-color:rgba(247,185,85,.4)}.selection-card,.block-card{display:grid;gap:8px}.selection-card a{color:var(--gold);font-weight:800}.impact-row,.gap-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:start}.impact-row strong,.gap-row strong{display:block}.impact-row small,.gap-row small{display:block;color:var(--muted);margin-top:3px}.proof-band{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;border:1px solid var(--line2);border-radius:8px;background:rgba(212,168,67,.08);padding:16px}.proof-band h2{margin-bottom:5px}.proof-band p{margin:0;color:var(--muted)}#copyStatus{color:var(--green);font-weight:800}@media(max-width:1160px){.composer-shell{grid-template-columns:1fr}.composer-sidebar{position:static;height:auto;display:flex;gap:8px;overflow-x:auto;box-shadow:inset 0 -1px 0 var(--line)}.nav-item{min-width:124px}.composer-header,.work-grid,.lower-grid,.proof-band{grid-template-columns:1fr}.header-actions{justify-content:flex-start}.metric-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.control-bar{grid-template-columns:1fr}}@media(max-width:680px){.composer-main{padding:14px}.composer-header h1{font-size:28px}.metric-strip{grid-template-columns:1fr}.impact-row,.gap-row{grid-template-columns:1fr}}