:root{--bg:#f6f7f9;--surface:#fff;--ink:#1d2433;--muted:#5b6475;--rule:#e3e6eb;--profit:#0f8b6c;--amber:#b86e00;--violet:#6b4fd8;--neg:#b42318;--night:#1b1740;--night-2:#241f55;--night-3:#2f2970;--chalk:#edebf7;--dim:#a7a3cf;--seller:#3fd1e8;--rival:#ff4f8b;--gold:#f2c14e;--line:#edebf729}*,:before,:after{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font:16px/1.5 Public Sans,system-ui,sans-serif}button{font:inherit;cursor:pointer}button:disabled{cursor:default}:focus-visible{outline-offset:2px;outline:3px solid #4c9ffe}.num{text-align:right;font-variant-numeric:tabular-nums}.small{color:var(--muted);max-width:70ch;font-size:13px}.muted,.dim{color:var(--muted)}.neg{color:var(--neg);font-weight:600}.app{grid-template-columns:250px minmax(0,1fr);min-height:100vh;display:grid}.rail{background:var(--surface);border-right:1px solid var(--rule);flex-direction:column;gap:22px;padding:28px 22px;display:flex}.brand{letter-spacing:.01em;margin:0;font:900 26px/1 Big Shoulders Display,Public Sans,sans-serif}.steps{gap:2px;margin:0;padding:0;list-style:none;display:grid}.steps button{width:100%;color:var(--muted);text-align:left;background:0 0;border:0;align-items:center;gap:12px;padding:8px 4px;display:flex}.steps button:disabled{opacity:.55}.step-n{border:1.5px solid var(--rule);border-radius:50%;place-items:center;width:26px;height:26px;font-size:13px;font-weight:600;display:grid}.steps .is-current button{color:var(--ink);font-weight:600}.steps .is-current .step-n{background:var(--ink);border-color:var(--ink);color:#fff}.steps .is-done .step-n{background:var(--profit);border-color:var(--profit);color:#fff}.route{border:1px solid var(--rule);border-radius:8px;align-items:flex-start;gap:10px;padding:10px 12px;font-size:13px;display:flex}.route small{color:var(--muted);display:block}.route-dot{background:var(--amber);border-radius:50%;flex:none;width:10px;height:10px;margin-top:5px}.route-dot.is-amd{background:var(--profit)}.rail-note{color:var(--muted);margin:auto 0 0;font-size:13px}.text-btn{color:var(--muted);text-underline-offset:3px;text-align:left;background:0 0;border:0;padding:0;text-decoration:underline}.main{min-width:0;padding:44px 52px 80px}.error{color:var(--neg);background:#fdecea;border-radius:8px;padding:10px 14px}.panel{max-width:980px}.panel h1{letter-spacing:-.01em;margin:0 0 12px;font-size:34px;line-height:1.15}.lead{color:var(--muted);max-width:64ch;margin:0 0 26px;font-size:17px}.primary{background:var(--ink);color:#fff;border:0;border-radius:8px;margin-top:26px;padding:12px 20px;font-weight:600}.primary:disabled{background:#9aa1ad}.secondary{color:var(--ink);border:1px solid var(--ink);background:0 0;border-radius:8px;padding:11px 19px;font-weight:600}.start-actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:26px;display:flex}.start-actions .primary{margin-top:0}.invite-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:start;gap:28px;display:grid}.facts{border-top:1px solid var(--rule);margin:0}.facts>div{border-bottom:1px solid var(--rule);grid-template-columns:160px 1fr;gap:12px;padding:9px 0;display:grid}.facts dt{color:var(--muted)}.facts dd{margin:0;font-weight:500}.assumptions{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:14px 18px;font-size:14px}.assumptions h2{margin:0 0 6px;font-size:15px}.assumptions ul{margin:0 0 8px;padding-left:18px}.clause{color:var(--muted);margin:8px 0 0}.sku-table{border-collapse:collapse;background:var(--surface);border:1px solid var(--rule);border-radius:8px;width:100%;margin-top:26px;font-size:14px}.sku-table th,.sku-table td{text-align:left;border-bottom:1px solid var(--rule);padding:8px 12px}.sku-table thead th{color:var(--muted);font-size:13px;font-weight:500}.sku-table thead th.num,.sku-table td.num{text-align:right}.sku-table tbody th{font-weight:500}.override-flag{color:var(--amber);margin-left:8px;font-size:12px;font-weight:600}.arena{background:radial-gradient(1100px 480px at 50% -10%, #3fd1e821, transparent 70%), var(--night);min-height:100vh;color:var(--chalk);grid-template-rows:auto 1fr auto;margin:-44px -52px -80px;display:grid}.scoreboard{border-bottom:2px solid var(--line);justify-content:space-between;align-items:end;gap:24px;padding:18px 28px 14px;display:flex}.sb-title{flex-direction:column;display:flex}.sb-logo{font:900 36px/1 Big Shoulders Display,sans-serif}.sb-sub{color:var(--seller);margin-top:4px;font-size:13px}.sb-stats{grid-template-columns:repeat(4,minmax(110px,auto));margin:0;display:grid}.sb-stats>div{border-left:1px solid var(--line);padding:0 18px}.sb-stats dt{color:var(--dim);font-size:12px}.sb-stats dd{font-variant-numeric:tabular-nums;margin:0;font:800 38px/1.05 Big Shoulders Display,sans-serif}.gold{color:var(--gold)}.arena-body{grid-template-columns:230px minmax(0,1fr) 300px;min-height:0;display:grid}.fixtures,.feed{padding:18px 16px}.fixtures{border-right:1px solid var(--line)}.feed{border-left:1px solid var(--line)}.fixtures h2,.feed h2{margin:0 0 10px;font:800 20px/1 Big Shoulders Display,sans-serif}.fixtures ol,.feed ol{margin:0;padding:0;list-style:none}.fixture{width:100%;color:var(--chalk);text-align:left;background:0 0;border:0;border-radius:6px;grid-template-columns:10px 1fr auto;align-items:center;gap:10px;padding:8px 10px;display:grid}.fixture:hover{background:var(--night-2)}.fixture.is-selected{background:var(--night-3);box-shadow:inset 3px 0 0 var(--seller)}.fixture-name{font-size:14px;line-height:1.25}.dot{background:var(--line);border-radius:50%;width:10px;height:10px}.dot--live{background:var(--seller);animation:1s ease-in-out infinite pulse}.dot--approve{background:var(--seller)}.dot--revise{background:var(--gold)}.dot--escalate{background:var(--rival)}.dot--skip{background:var(--dim)}@keyframes pulse{50%{opacity:.3}}.tag{color:var(--dim);font-size:12px}.tag--approve{color:var(--seller)}.tag--revise{color:var(--gold)}.tag--escalate{color:var(--rival)}.tag--skip{color:var(--chalk)}.stage{min-width:0;padding:22px 28px}.stage-wait{color:var(--dim);text-align:center;margin-top:12vh}.stage-head h1{margin:0;font:900 44px/1 Big Shoulders Display,sans-serif}.stage-head p{color:var(--dim);margin:6px 0 0}.stage h3{letter-spacing:.02em;color:var(--dim);margin:0 0 8px;font:600 17px/1.2 Big Shoulders Display,sans-serif}.ideas{margin-top:18px}.ideas ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.ideas li{border-left:3px solid var(--seller);padding-left:10px;font-size:14px}.ideas em{color:var(--dim);font-size:13px;font-style:normal;display:block}.rounds{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:20px;display:grid}.round{align-content:start;gap:8px;display:grid}.move{background:var(--night-2);border:1px solid #ff4f8b73;border-radius:6px;gap:2px;padding:8px 10px;animation:.35s ease-out slide-in;display:grid}.move-who{color:var(--rival);font-size:13px;font-weight:600}.move-price{color:var(--dim);font-variant-numeric:tabular-nums;font-size:13px}.leader{border:1px dashed var(--line);border-radius:6px;margin:0;padding:6px 10px;font-size:14px}.leader.is-changed{border-color:var(--gold);color:var(--gold)}@keyframes slide-in{0%{opacity:0;transform:translate(-8px)}}.champion{border:2px solid var(--gold);background:linear-gradient(160deg, #f2c14e33, var(--night-2) 55%);border-radius:8px;max-width:560px;margin-top:22px;padding:16px 18px;animation:.5s ease-out slide-in}.champion--escalate{border-color:var(--rival);background:linear-gradient(160deg, #ff4f8b33, var(--night-2) 55%)}.champion--approve{border-color:var(--seller);background:linear-gradient(160deg, #3fd1e82e, var(--night-2) 55%)}.verdict{color:var(--gold);margin:0;font:800 18px/1 Big Shoulders Display,sans-serif}.champion--escalate .verdict{color:var(--rival)}.champion--approve .verdict{color:var(--seller)}.champion--skip{border-color:var(--dim);background:linear-gradient(160deg, #a7a3cf2e, var(--night-2) 55%)}.champion--skip .verdict{color:var(--chalk)}.champion-plan{margin:6px 0 10px;font:900 30px/1.05 Big Shoulders Display,sans-serif}.champion dl{grid-template-columns:repeat(3,auto);gap:16px;margin:0;display:grid}.champion dt{color:var(--dim);font-size:12px}.champion dd{font-variant-numeric:tabular-nums;margin:0}.feed ol{gap:8px;max-height:calc(100vh - 230px);display:grid;overflow:auto}.ev{border-left:3px solid var(--line);padding-left:10px;font-size:13px;line-height:1.4}.ev--idea{border-left-color:var(--seller)}.ev--rival_move{border-left-color:var(--rival)}.ev--sku_decided,.ev--leader{border-left-color:var(--gold)}.arena-foot{border-top:1px solid var(--line);color:var(--dim);justify-content:space-between;align-items:center;gap:16px;padding:12px 28px 18px;display:flex}.arena-foot .primary{background:var(--gold);color:var(--night);margin:0}.group{background:var(--surface);border:1px solid var(--rule);border-left:4px solid var(--profit);border-radius:8px;margin-top:20px}.group--revise{border-left-color:var(--amber)}.group--escalate{border-left-color:var(--violet)}.group--skip{border-left-color:#6b7280}.group header{padding:14px 18px 6px}.group h2{margin:0;font-size:18px}.group h2 span{color:var(--muted);font-weight:500}.group header p{color:var(--muted);margin:2px 0 0;font-size:14px}.group ul{margin:0;padding:0 0 6px;list-style:none}.group li button{border:0;border-top:1px solid var(--rule);text-align:left;width:100%;color:var(--ink);background:0 0;grid-template-columns:1.3fr 1.2fr 1fr auto;align-items:center;gap:12px;padding:10px 18px;font-size:14px;display:grid}.group li button:hover{background:#f9fafb}.row-name{font-weight:600}.row-num{color:var(--muted);font-variant-numeric:tabular-nums}.row-more{color:var(--profit);font-size:13px;font-weight:600}.scrim{z-index:50;background:#1d243359;justify-content:flex-end;display:flex;position:fixed;inset:0}.drawer{background:var(--surface);width:min(600px,100%);height:100%;padding:30px 30px 80px;animation:.25s ease-out drawer-in;position:relative;overflow:auto}@keyframes drawer-in{0%{opacity:0;transform:translate(40px)}}.close{border:1px solid var(--rule);background:var(--surface);border-radius:50%;width:36px;height:36px;font-size:22px;line-height:1;position:absolute;top:14px;right:16px}.pill{color:var(--profit);background:#dff3ec;border-radius:999px;margin:0;padding:2px 10px;font-size:13px;font-weight:600;display:inline-block}.pill--revise{color:var(--amber);background:#fbefd9}.pill--escalate{color:var(--violet);background:#ece8fb}.pill--skip{color:#374151;background:#eceef1}.drawer h2{margin:8px 0 14px;font-size:24px}.drawer h3{margin:26px 0 8px;font-size:15px}.compare,.grid{border-collapse:collapse;width:100%;font-size:14px}.compare th,.compare td,.grid th,.grid td{text-align:left;border-bottom:1px solid var(--rule);font-variant-numeric:tabular-nums;padding:7px 6px}.grid td.num,.grid th.num{text-align:right}.compare thead th,.grid thead th,.compare tbody th,.grid tbody th{color:var(--muted);font-weight:500}.checks{color:var(--neg);font-size:13px}.explain{border:1px solid var(--rule);border-left:3px solid var(--profit);background:#fbfcfd;border-radius:10px;margin:0 0 18px;padding:14px 16px 12px}.explain--revise{border-left-color:var(--amber)}.explain--escalate{border-left-color:var(--violet)}.explain--skip{border-left-color:#6b7280}.explain-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.drawer .explain-head h3{margin:0}.seg{border:1px solid var(--rule);background:var(--surface);border-radius:999px;padding:2px;display:inline-flex}.seg button{color:var(--muted);background:0 0;border:0;border-radius:999px;padding:4px 14px;font-size:13px;font-weight:600}.seg button:lang(th){font-family:IBM Plex Sans Thai,Public Sans,sans-serif}.seg button[aria-pressed=true]{background:var(--ink);color:#fff}.seg button:disabled:not([aria-pressed=true]){opacity:.5}.explain-hint,.explain-meta p{color:var(--muted);margin:8px 0 0;font-size:12.5px}.explain-wait{color:var(--muted);margin:12px 0 4px;font-size:14px;animation:1.4s ease-in-out infinite pulse}.explain-text{margin:12px 0 0;font-size:15.5px;line-height:1.65}.explain-text:lang(th){font-family:IBM Plex Sans Thai,Public Sans,sans-serif;font-size:16px;line-height:1.85}.explain-ok{color:var(--profit);font-weight:700}.explain-meta del{color:var(--neg);font-variant-numeric:tabular-nums;font-weight:600;text-decoration-thickness:2px}.wf-row{grid-template-columns:170px 1fr 80px;align-items:center;gap:10px;padding:4px 0;font-size:13px;display:grid}.wf-track{background:#eef1f5;border-radius:3px;height:14px;position:relative}.wf-bar{background:var(--ink);border-radius:3px;position:absolute;top:0;bottom:0}.wf-row--minus .wf-bar{background:#9aa6b6}.wf-row--profit .wf-bar{background:var(--profit)}.wf-row--loss .wf-bar{background:var(--neg)}.evidence{gap:10px;margin:0;padding:0;font-size:14px;list-style:none;display:grid}.evidence li{border-left:3px solid var(--rule);gap:2px;padding-left:12px;display:grid}.ev-kind{color:var(--profit);text-transform:capitalize;font-size:12px;font-weight:600}.evidence small{color:var(--muted)}.summary{gap:10px;max-width:66ch;padding-left:20px;display:grid}@media (width<=1100px){.app{grid-template-columns:1fr}.rail{border-right:0;border-bottom:1px solid var(--rule)}.main{padding:28px 16px 80px}.arena{margin:-28px -16px -80px}.arena-body,.invite-grid{grid-template-columns:1fr}.scoreboard{flex-direction:column;align-items:start}.sb-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.group li button{grid-template-columns:1fr;gap:2px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.workflow-result{margin-top:28px}.workflow-result h2{margin:24px 0 6px;font-size:17px}.workflow-result .secondary{margin-top:14px}.draft{white-space:pre-wrap;font:inherit;background:var(--surface);border:1px solid var(--rule);border-radius:8px;max-width:75ch;padding:14px 18px;font-size:14px}.read-invitation{flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 24px;display:flex}.hero{background:radial-gradient(ellipse at 85% 20%, var(--night-3) 0%, var(--night) 65%);color:var(--chalk);border-radius:14px;margin:0 0 34px;padding:26px 30px 24px}.hero-eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin:0 0 8px;font-size:13px;font-weight:700}.hero-problem{max-width:70ch;margin:0 0 18px;font-size:18px;line-height:1.5}.hero-problem b{color:#fff}.hero-problem b.neg{color:#ff9a9a}.hero-result{border-top:1px solid var(--line);flex-wrap:wrap;align-items:baseline;gap:6px 18px;padding-top:16px;display:flex}.hero-number{color:var(--gold);margin:0;font:900 54px/1 Big Shoulders Display,Public Sans,sans-serif}.hero-what{flex:380px;margin:0;font-size:15px;line-height:1.5}.hero-what small{color:var(--dim);margin-top:4px;font-size:13px;display:block}.hero .primary{background:var(--gold);color:var(--night)}.secondary.on-dark{color:var(--chalk);border-color:var(--dim)}.flip-note{color:var(--rival);font-size:12px;font-weight:600;display:block}.group .flip-note{color:#b8255f}.trail{border:1px solid var(--rule);border-radius:8px;max-width:75ch;margin:10px 0 18px;padding:0;list-style:inside decimal}.trail li{border-top:1px solid var(--rule);justify-content:space-between;gap:16px;padding:8px 14px;font-size:14px;display:flex}.trail li:first-child{border-top:0}.trail li>span:first-child{flex:1}.trail .trail-total{background:var(--bg);font-weight:600;list-style:none}