:root {
  color-scheme: light;
  --ink: #142033;
  --muted: #6d788b;
  --line: #e2e8ef;
  --panel: #ffffff;
  --canvas: #f5f7f9;
  --nav: #0b1d2b;
  --nav-soft: #142a3b;
  --green: #159451;
  --green-dark: #0d793f;
  --green-soft: #e9f7ef;
  --red: #dc3838;
  --amber: #b9750a;
  --shadow: 0 10px 30px rgba(25, 39, 57, .06);
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--canvas); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 280px minmax(0, 1fr); }
.sidebar { background: radial-gradient(circle at 20% 0, #123249 0, var(--nav) 42%); color: #fff; padding: 28px 22px; position: fixed; inset: 0 auto 0 0; width: 280px; overflow-y: auto; }
.brand { display: flex; gap: 12px; align-items: center; margin: 0 4px 32px; font-size: 20px; font-weight: 700; }
.brand-mark { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(145deg, #20b768, #0f8247); box-shadow: 0 8px 22px rgba(22, 173, 96, .3); }
.side-actions { display: grid; gap: 10px; }
.side-btn { border: 1px solid transparent; border-radius: 9px; padding: 13px 15px; color: #fff; background: var(--nav-soft); display: flex; align-items: center; justify-content: center; gap: 9px; font-weight: 600; }
.side-btn.primary { background: linear-gradient(135deg, #20a85f, #159451); }
.sidebar-label { margin: 28px 4px 12px; font-size: 13px; font-weight: 600; color: #b7c4ce; text-transform: uppercase; letter-spacing: .08em; }
.matrix-nav { display: grid; gap: 8px; }
.matrix-nav-item { color: #fff; text-decoration: none; padding: 12px; background: rgba(255,255,255,.045); border-radius: 9px; border-left: 3px solid transparent; }
.matrix-nav-item.active { background: rgba(255,255,255,.09); border-left-color: #20ae63; }
.matrix-nav-name { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 13px; font-weight: 600; }
.matrix-nav-meta { color: #a8b7c3; font-size: 11px; margin-top: 6px; display: flex; justify-content: space-between; }
.main { grid-column: 2; min-width: 0; padding: 28px 34px 50px; }
.page { max-width: 1420px; margin: auto; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.title-wrap { min-width: 0; }
h1 { margin: 0; font-size: clamp(24px, 2.4vw, 34px); letter-spacing: -.04em; }
.eyebrow { margin: 0 0 6px; color: var(--green-dark); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.subtitle { margin: 8px 0 0; color: var(--muted); }
.top-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; }
.btn { border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink); min-height: 40px; padding: 9px 13px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; font-weight: 600; }
.btn:hover { border-color: #c7d1dc; background: #fafbfc; }
.btn.primary { color: #fff; border-color: var(--green); background: var(--green); }
.btn.danger { color: var(--red); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.small { min-height: 34px; padding: 6px 9px; font-size: 12px; }
.icon-btn { width: 34px; height: 34px; padding: 0; border: 1px solid var(--line); background: white; border-radius: 8px; color: var(--muted); }
.save-status { color: var(--green-dark); font-size: 13px; font-weight: 600; white-space: nowrap; }
.save-status.saving { color: var(--muted); }
.title-input { display: inline-block; width: min(620px, 100%); padding: 2px 4px 3px 0; border: 0; background: transparent; box-shadow: none; font-size: clamp(24px, 2.4vw, 34px); font-weight: 700; letter-spacing: -.04em; }
.title-input:focus { border: 0; box-shadow: none; background: #fff; }
.panel { border: 1px solid var(--line); background: var(--panel); border-radius: 13px; box-shadow: var(--shadow); }
.summary-grid { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); margin-bottom: 22px; }
.summary-card { min-height: 106px; padding: 20px; border-right: 1px solid var(--line); display: flex; gap: 13px; align-items: center; }
.summary-card:last-child { border-right: 0; }
.summary-icon { width: 38px; height: 38px; flex: 0 0 38px; border-radius: 12px; background: #f3f6f8; color: #607086; display: grid; place-items: center; font-size: 18px; }
.summary-icon.winner { color: #aa7200; background: #fff4cb; }
.metric-label { color: var(--muted); font-size: 12px; }
.metric-value { margin-top: 5px; font-size: 25px; font-weight: 700; line-height: 1.08; }
.metric-value.name { font-size: 16px; }
.metric-note { color: var(--muted); margin-top: 4px; font-size: 11px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.tab { border: 0; color: var(--muted); background: transparent; padding: 12px 18px; border-bottom: 2px solid transparent; font-weight: 600; }
.tab.active { color: var(--green-dark); border-bottom-color: var(--green); }
.detail-grid { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(500px, 1.35fr); gap: 14px; }
.panel-head { padding: 18px 20px 12px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.panel-head h2, .editor-head h2 { margin: 0; font-size: 15px; }
.rank-list { padding: 2px 16px 16px; }
.rank-card { display: grid; grid-template-columns: 30px minmax(0,1fr) auto; gap: 12px; align-items: center; padding: 15px 4px; border-bottom: 1px solid #edf1f4; }
.rank-card:last-child { border-bottom: 0; }
.rank-num { width: 26px; height: 26px; border-radius: 50%; background: #eef3f7; color: #637084; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.rank-card:first-child .rank-num { color: white; background: var(--green); }
.rank-name { font-size: 13px; font-weight: 600; }
.bar { height: 6px; border-radius: 99px; background: #e8edf1; margin-top: 9px; overflow: hidden; }
.bar > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #22aa62, #158a4c); }
.rank-score { text-align: right; color: var(--green-dark); font-size: 19px; font-weight: 700; }
.rank-score small { display: block; color: var(--muted); font-size: 10px; font-weight: 400; }
.score-panel { padding-bottom: 12px; }
.score-controls { padding: 0 20px 14px; display: flex; justify-content: space-between; gap: 14px; align-items: end; border-bottom: 1px solid var(--line); }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-size: 12px; font-weight: 600; color: #48576b; }
input, select, textarea { width: 100%; border: 1px solid #dbe2e9; border-radius: 8px; background: white; color: var(--ink); padding: 10px 11px; outline: 0; }
input:focus, select:focus, textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(21,148,81,.11); }
.live-total { text-align: right; white-space: nowrap; }
.live-total strong { color: var(--green-dark); display: block; font-size: 26px; line-height: 1; }
.criteria-scores { padding: 10px 20px; }
.score-row { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(210px, 1.3fr) 42px; gap: 14px; align-items: center; padding: 10px 0; border-bottom: 1px solid #f0f3f5; }
.score-row:last-child { border-bottom: 0; }
.criterion-label { display: flex; gap: 10px; font-size: 12px; align-items: baseline; }
.weight { color: var(--green-dark); font-weight: 700; min-width: 38px; }
input[type="range"] { appearance: none; padding: 0; height: 5px; border: 0; border-radius: 10px; background: linear-gradient(to right, var(--green) 0 var(--range, 50%), #dfe5e9 var(--range, 50%) 100%); box-shadow: none; }
input[type="range"]::-webkit-slider-thumb { appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--green-dark); border: 3px solid white; box-shadow: 0 0 0 1px var(--green-dark); }
.score-value { text-align: center; padding: 7px 3px; font-weight: 700; }
.editors-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.editor-panel { padding-bottom: 10px; }
.editor-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 18px 10px; }
.editor-list { padding: 0 10px; }
.editor-row { display: grid; grid-template-columns: minmax(0,1fr) 76px auto; gap: 8px; align-items: center; padding: 8px; border-top: 1px solid #eef1f4; }
.editor-row.alt { grid-template-columns: minmax(0,1fr) auto; }
.editor-row input { padding: 8px 9px; font-size: 12px; }
.weight-input { position: relative; }
.weight-input input { padding-right: 24px; }
.weight-input span { position: absolute; right: 9px; top: 8px; color: var(--muted); font-size: 12px; }
.warning { color: #8a5c06; background: #fff7df; border: 1px solid #f0dba2; border-radius: 8px; padding: 9px 11px; font-size: 12px; margin: 4px 18px 10px; }
.notes-panel { margin-top: 14px; padding: 16px 18px; }
.notes-panel h2 { margin: 0 0 9px; font-size: 14px; }
.notes-panel textarea { min-height: 100px; resize: vertical; border: 0; padding: 0; box-shadow: none; line-height: 1.5; }
.dashboard-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.dashboard-card { padding: 18px; display: flex; flex-direction: column; min-height: 230px; }
.card-top { display: flex; justify-content: space-between; gap: 10px; }
.card-title { margin: 0; font-size: 17px; }
.date { color: var(--muted); margin-top: 5px; font-size: 12px; }
.winner-box { margin: 22px 0 auto; padding: 13px; border-radius: 9px; background: var(--green-soft); }
.winner-box small { color: var(--green-dark); text-transform: uppercase; letter-spacing: .07em; font-weight: 700; }
.winner-line { display: flex; align-items: end; justify-content: space-between; gap: 10px; margin-top: 6px; }
.winner-line strong { font-size: 14px; }
.winner-score { color: var(--green-dark); font-size: 22px; font-weight: 700; }
.card-actions { display: flex; gap: 4px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.empty-state { grid-column: 1/-1; padding: 70px 30px; text-align: center; }
.empty-icon { margin: auto auto 18px; width: 62px; height: 62px; border-radius: 18px; display: grid; place-items: center; color: var(--green); background: var(--green-soft); font-size: 28px; }
.analytics-grid { display: grid; grid-template-columns: 1fr 1.05fr 1.35fr; gap: 14px; }
.analytics-card { min-width: 0; padding: 18px; box-shadow: 0 6px 20px rgba(25,39,57,.035); }
.analytics-head h2 { margin: 0; font-size: 14px; }
.analytics-head p { margin: 4px 0 0; color: var(--muted); font-size: 11px; }
.histogram { height: 190px; margin-top: 18px; padding: 20px 4px 21px; border-bottom: 1px solid var(--line); display: flex; align-items: end; gap: 5px; background: repeating-linear-gradient(to bottom, transparent 0 36px, #edf1f4 37px); }
.hist-col { height: 100%; flex: 1; display: flex; flex-direction: column; justify-content: end; align-items: center; position: relative; }
.hist-bar { width: 78%; min-height: 3px; border-radius: 3px 3px 0 0; background: linear-gradient(#53b978,#159451); }
.hist-value { position: absolute; top: auto; bottom: calc(var(--bar, 0%) + 2px); font-size: 9px; color: var(--muted); transform: translateY(-2px); }
.hist-col small { position: absolute; bottom: -19px; font-size: 8px; color: var(--muted); white-space: nowrap; }
.axis-caption { margin-top: 9px; color: var(--muted); text-align: center; font-size: 9px; }
.analytics-bars { margin-top: 16px; }
.analytics-bar-row { display: grid; grid-template-columns: minmax(110px, 1.25fr) minmax(70px, 1fr) 38px; align-items: center; gap: 9px; margin: 14px 0; font-size: 10px; }
.analytics-bar-row strong { text-align: right; }
.impact-layout { display: flex; gap: 24px; align-items: center; margin-top: 20px; }
.donut { width: 170px; height: 170px; flex: 0 0 170px; border-radius: 50%; display: grid; place-items: center; }
.donut::before { content: ""; grid-area: 1/1; width: 92px; height: 92px; border-radius: 50%; background: white; }
.donut span { grid-area: 1/1; z-index: 1; font-size: 17px; font-weight: 700; text-align: center; }
.donut small { display: block; color: var(--muted); font-size: 9px; font-weight: 500; }
.impact-legend { flex: 1; display: grid; gap: 7px; min-width: 0; }
.impact-legend > div { display: grid; grid-template-columns: 8px minmax(0,1fr) auto; align-items: center; gap: 8px; font-size: 9px; }
.impact-legend i { width: 7px; height: 7px; border-radius: 50%; }
.gauge { width: 190px; height: 96px; margin: 30px auto 10px; overflow: hidden; position: relative; }
.gauge::before { content: ""; position: absolute; inset: 0; border-radius: 190px 190px 0 0; background: conic-gradient(from 270deg at 50% 100%, var(--green) 0 var(--gauge), #dceee4 var(--gauge) 180deg, transparent 180deg); }
.gauge::after { content: ""; position: absolute; left: 32px; right: 32px; bottom: -1px; height: 64px; background: white; border-radius: 140px 140px 0 0; }
.gauge > div { position: absolute; z-index: 2; inset: auto 0 0; text-align: center; }
.gauge strong { display: block; font-size: 25px; }
.gauge span { color: var(--green-dark); font-size: 11px; font-weight: 700; }
.analytic-note { color: var(--muted); font-size: 10px; line-height: 1.45; text-align: center; }
.margin-number { margin-top: 28px; text-align: center; }
.margin-number strong { font-size: 32px; }
.margin-number span { margin-left: 6px; }
.margin-card > p { min-height: 38px; text-align: center; font-size: 11px; line-height: 1.45; }
.margin-scale { height: 5px; margin: 28px 0 10px; border-radius: 5px; background: linear-gradient(90deg,#d9eee2 0 25%,#79c99b 25% 75%,#159451 75%); position: relative; }
.margin-scale i { position: absolute; top: 50%; width: 13px; height: 13px; border-radius: 50%; background: var(--green); transform: translate(-50%,-50%); }
.scale-labels { display: flex; justify-content: space-between; color: var(--muted); font-size: 8px; }
.sensitivity-svg { width: 100%; height: 190px; margin-top: 10px; overflow: visible; }
.sensitivity-svg line { stroke: #e4e9ed; stroke-width: 1; }
.sensitivity-svg text { fill: var(--muted); font-size: 8px; }
.sensitivity-svg polyline { fill: none; stroke: currentColor; stroke-width: 1.5; }
.sensitivity-svg circle { fill: currentColor; }
.sensitivity-status { display: flex; gap: 8px; align-items: baseline; font-size: 9px; }
.sensitivity-status strong { font-size: 12px; }
.sensitivity-status.stable strong { color: var(--green-dark); }
.sensitivity-status.unstable strong { color: var(--amber); }
.range-card { grid-column: span 2; }
.range-chart { height: 190px; margin-top: 16px; display: flex; gap: 8px; border-bottom: 1px solid var(--line); align-items: stretch; }
.range-col { flex: 1; display: grid; grid-template-rows: 18px 1fr 35px; justify-items: center; min-width: 0; }
.range-col > strong { font-size: 10px; }
.range-track { width: 4px; height: 100%; position: relative; background: #edf0f2; }
.range-track i { position: absolute; width: 4px; background: #92999f; }
.range-track i::before, .range-track i::after { content: ""; position: absolute; left: -3px; width: 10px; height: 3px; background: #92999f; border-radius: 3px; }
.range-track i::before { top: 0; }
.range-track i::after { bottom: 0; }
.range-col > span { max-width: 100%; padding-top: 7px; color: #4e5b6c; font-size: 8px; text-align: center; line-height: 1.2; overflow: hidden; }
.confidence-layout { display: flex; align-items: center; justify-content: center; gap: 30px; margin-top: 22px; }
.confidence-ring { width: 125px; height: 125px; flex: 0 0 125px; border-radius: 50%; background: conic-gradient(var(--green) 0 var(--confidence), #dceee4 var(--confidence)); display: grid; place-items: center; }
.confidence-ring::before { content: ""; grid-area: 1/1; width: 92px; height: 92px; border-radius: 50%; background: white; }
.confidence-ring strong { grid-area: 1/1; z-index: 1; font-size: 27px; }
.drivers { display: grid; gap: 8px; font-size: 10px; }
.drivers > span { color: #425267; }
.drivers > span::first-letter { color: var(--green); }
.toast-region { position: fixed; right: 20px; bottom: 20px; display: grid; gap: 8px; z-index: 20; }
.toast { background: #112637; color: white; padding: 12px 15px; border-radius: 9px; box-shadow: 0 12px 35px rgba(0,0,0,.2); font-size: 13px; animation: toast-in .2s ease; }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } }

@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 220px minmax(0,1fr); }
  .sidebar { width: 220px; }
  .main { padding: 24px; }
  .summary-grid { grid-template-columns: repeat(3, 1fr); }
  .summary-card:nth-child(3) { border-right: 0; }
  .summary-card:nth-child(n+4) { border-top: 1px solid var(--line); }
  .detail-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .app-shell { display: block; }
  .sidebar { position: static; width: auto; padding: 16px; }
  .brand { margin-bottom: 14px; }
  .side-actions { grid-template-columns: 1fr 1fr; }
  .sidebar-label, .matrix-nav { display: none; }
  .main { padding: 20px 14px 40px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .summary-card { border-right: 0; border-bottom: 1px solid var(--line); min-height: 90px; padding: 14px; }
  .summary-card:first-child { grid-column: 1/-1; }
  .summary-card:last-child { border-bottom: 0; }
  .editors-grid, .analytics-grid, .dashboard-grid { grid-template-columns: 1fr; }
  .range-card { grid-column: auto; }
  .impact-layout, .confidence-layout { align-items: center; flex-direction: column; }
  .score-controls { align-items: stretch; flex-direction: column; }
  .live-total { text-align: left; }
  .score-row { grid-template-columns: 1fr 42px; }
  .score-row input[type="range"] { grid-row: 2; grid-column: 1/-1; }
  .top-actions .btn span { display: none; }
}