:root{--ink:#11161f;--ink-2:#202938;--paper:#f4f1e8;--surface:#fffdf7;--line:#d9d5ca;--muted:#6b706f;--orange:#ff6b46;--mint:#61d3aa;--blue:#2d6cdf;--yellow:#f0c759;--radius:18px;--shadow:0 12px 35px rgba(17,22,31,.08)}
*{box-sizing:border-box}html{font-size:16px;background:var(--paper)}body{margin:0;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#e9e6dc 0,#f4f1e8 260px);line-height:1.45}button,select,input{font:inherit}.app-shell{min-height:100vh}.topbar{height:82px;padding:0 clamp(20px,4vw,64px);display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:white;border-bottom:1px solid rgba(255,255,255,.1)}.brand-lockup{display:flex;align-items:center;gap:14px}.brand-mark{width:46px;height:46px;border:2px solid var(--orange);display:grid;place-items:center;font-weight:900;letter-spacing:-.08em}.brand-lockup p{margin:0;color:#aeb6c1;font-size:.78rem;text-transform:uppercase;letter-spacing:.13em}.brand-lockup h1{margin:1px 0 0;font-size:1.25rem;letter-spacing:-.02em}.freshness{display:flex;align-items:center;gap:9px;color:#cfd4db;font-size:.85rem}.pulse{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px rgba(97,211,170,.12)}main{width:min(1540px,calc(100% - 40px));margin:0 auto;padding:28px 0 54px}.control-deck{display:grid;grid-template-columns:1.1fr 1.4fr 1.6fr .9fr .9fr auto;gap:10px;padding:14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);position:relative;z-index:2}.filter-field{min-width:0}.filter-field label,.table-actions label{display:block;margin:0 0 5px;color:var(--muted);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.filter-field select,.table-actions input{width:100%;height:44px;padding:0 38px 0 12px;border:1px solid #cfcac0;border-radius:10px;background:#fff;color:var(--ink);outline:none}.filter-field select:focus,.table-actions 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repeat(4,1fr);gap:12px}.kpi-card{min-height:132px;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 5px 20px rgba(17,22,31,.04)}.kpi-card span{font-size:.8rem;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.05em}.kpi-card strong{font-size:clamp(1.8rem,2.8vw,2.9rem);line-height:1;letter-spacing:-.045em}.kpi-card small{color:var(--muted)}.kpi-card.primary{background:var(--ink);color:white;border-color:var(--ink)}.kpi-card.primary span,.kpi-card.primary small{color:#b8c0c9}.kpi-card.accent{background:var(--orange);color:#1b1512;border-color:var(--orange)}.kpi-card.accent span,.kpi-card.accent small{color:#442017}.analysis-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(340px,.8fr);gap:12px;margin-top:12px}.lower-grid{grid-template-columns:1fr 1fr}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 5px 20px rgba(17,22,31,.04);overflow:hidden}.panel-heading{padding:20px 22px 10px;display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.panel-heading h3{margin:4px 0 0;font-size:1.25rem;letter-spacing:-.025em}.legend{display:flex;gap:16px;color:var(--muted);font-size:.78rem}.legend span{display:flex;align-items:center;gap:6px}.legend i{width:16px;height:5px;border-radius:10px}.volume-key{background:var(--blue)}.rate-key{background:var(--orange)}.trend-chart{height:315px;padding:20px 18px 22px;display:flex;align-items:stretch;gap:8px}.month-col{flex:1;min-width:38px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;border-bottom:1px solid var(--line)}.month-bar{width:58%;margin:0 auto;background:linear-gradient(180deg,var(--blue),#7da3ec);border-radius:7px 7px 0 0;min-height:3px;transition:height .25s ease}.rate-dot{position:absolute;left:50%;width:10px;height:10px;border-radius:50%;background:var(--orange);border:2px solid var(--surface);box-shadow:0 0 0 1px var(--orange);transform:translate(-50%,50%)}.rate-line{position:absolute;height:2px;background:var(--orange);transform-origin:left center;z-index:0}.month-label{text-align:center;font-size:.7rem;color:var(--muted);margin-top:8px}.month-tooltip{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);display:none;width:max-content;padding:7px 9px;border-radius:8px;background:var(--ink);color:white;font-size:.72rem;z-index:4}.month-col:hover .month-tooltip{display:block}.cost-panel{padding-bottom:20px}.cost-stack{height:26px;margin:22px;border-radius:999px;background:#e8e3d8;overflow:hidden;display:flex}.cost-stack i{height:100%;display:block}.stack-pass{background:var(--blue)}.stack-network{background:var(--yellow)}.stack-markup{background:var(--orange)}.cost-details{display:grid;gap:10px;padding:0 22px}.cost-details>div{display:grid;grid-template-columns:1fr auto;gap:2px 14px;padding:10px 0;border-bottom:1px solid #e6e2d8}.cost-details span{color:var(--muted)}.cost-details strong{font-size:1.05rem}.cost-details small{grid-column:2;color:var(--muted);text-align:right}.data-caveat{margin:18px 22px 0;padding:13px 14px;border-radius:12px;background:#f2ebd3;border:1px solid #e5d9af;display:flex;gap:10px;font-size:.78rem;color:#655c42}.data-caveat strong{white-space:nowrap;color:#332b18}.mix-layout{display:grid;grid-template-columns:190px 1fr;gap:24px;align-items:center;padding:10px 24px 28px}.donut-wrap{display:grid;place-items:center}.donut{width:158px;height:158px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--mint) 0 90%,#dcd8ce 90% 100%);position:relative}.donut:after{content:"";position:absolute;inset:20px;border-radius:50%;background:var(--surface)}.donut>div{position:relative;z-index:1;text-align:center}.donut strong{display:block;font-size:1.75rem}.donut span{color:var(--muted);font-size:.75rem}.mix-bars{display:grid;gap:16px}.mix-row>div:first-child{display:flex;justify-content:space-between;gap:20px;margin-bottom:7px}.mix-row span{color:var(--muted);font-size:.84rem}.track{height:8px;background:#e6e2d9;border-radius:99px;overflow:hidden}.track i{display:block;height:100%;width:0;border-radius:99px;background:var(--mint);transition:width .25s}.mix-row:nth-child(2) .track i{background:var(--orange)}.mix-row:nth-child(3) .track i{background:var(--blue)}.opportunity-panel{padding-bottom:24px}.opportunity-panel .panel-heading>strong{font-size:1.4rem;color:var(--orange)}input[type=range]{display:block;width:calc(100% - 48px);margin:22px 24px 2px;accent-color:var(--orange)}.slider-scale{display:flex;justify-content:space-between;margin:0 24px;color:var(--muted);font-size:.72rem}.opportunity-number{margin:24px;padding:18px;border-radius:14px;background:var(--ink);color:white}.opportunity-number span{display:block;color:#aeb6c1;font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}.opportunity-number strong{display:block;margin-top:8px;font-size:2.3rem;letter-spacing:-.04em}.opportunity-panel p{margin:0 24px;color:var(--muted)}.table-panel{margin-top:12px}.table-heading{align-items:end}.table-actions{width:min(320px,40vw)}.table-scroll{overflow:auto;max-height:590px}table{width:100%;border-collapse:collapse;min-width:1050px}thead{position:sticky;top:0;background:#ebe8df;z-index:1}th,td{padding:13px 16px;text-align:right;border-bottom:1px solid #e6e2d8;font-size:.82rem;white-space:nowrap}th{font-size:.7rem;color:#646966;text-transform:uppercase;letter-spacing:.06em}th:first-child,td:first-child{text-align:left;padding-left:22px}th:nth-child(2),td:nth-child(2){text-align:left}td:first-child strong{display:block;font-size:.88rem}td:first-child span{color:var(--muted);font-size:.72rem}.rate-cell{font-weight:900}.rate-high{color:#c74627}.rate-good{color:#087653}.segment-badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#e8eef9;color:#234e98;font-size:.7rem;font-weight:800}.segment-badge.fast{background:#e1f3ec;color:#12654d}.methodology-strip{margin-top:12px;padding:22px 26px;border-radius:var(--radius);background:var(--ink-2);color:white;display:grid;grid-template-columns:260px 1fr;gap:30px;align-items:center}.methodology-strip h3{margin:4px 0 0}.methodology-strip p{margin:0;color:#c5cad1;font-size:.88rem}.empty-state{padding:36px;text-align:center;color:var(--muted)}
@media(max-width:1080px){.control-deck{grid-template-columns:repeat(3,1fr)}.reset-button{align-self:end}.kpi-grid{grid-template-columns:repeat(3,1fr)}.kpi-card.primary{grid-column:span 1}.analysis-grid,.lower-grid{grid-template-columns:1fr}.trend-chart{overflow-x:auto}.month-col{min-width:52px}.methodology-strip{grid-template-columns:1fr}.mix-layout{grid-template-columns:160px 1fr}}
@media(max-width:720px){main{width:min(100% - 24px,1540px);padding-top:14px}.topbar{height:auto;min-height:76px;padding:14px 16px}.freshness{display:none}.control-deck{grid-template-columns:1fr 1fr;padding:10px}.store-filter{grid-column:1/-1}.reset-button{grid-column:1/-1}.selection-summary{align-items:flex-start;gap:18px}.benchmark-pill{display:none}.selection-summary h2{font-size:2.3rem}.kpi-grid{grid-template-columns:1fr 1fr}.kpi-card{min-height:118px;padding:16px}.kpi-card.primary,.kpi-card.accent{grid-column:1/-1}.mix-layout{grid-template-columns:1fr}.table-heading{display:block}.table-actions{width:100%;margin-top:16px}.methodology-strip{padding:20px}.panel-heading{padding:18px}.trend-chart{padding-left:10px;padding-right:10px}}
@media(max-width:450px){.control-deck{grid-template-columns:1fr}.store-filter,.reset-button{grid-column:auto}.kpi-grid{grid-template-columns:1fr}.kpi-card.primary,.kpi-card.accent{grid-column:auto}.brand-lockup h1{font-size:1.05rem}.brand-mark{width:40px;height:40px}.selection-summary{padding-top:26px}.legend{display:none}}