.paper-report-panel { margin-top: 10px; }
        .paper-analysis-page .paper-report-panel {
            margin-top: 0;
            border-radius: 16px;
            box-shadow: 0 18px 55px rgba(0,0,0,.22);
        }
        .paper-analysis-page .paper-report-head {
            padding: 15px 17px;
            background: linear-gradient(90deg, rgba(105,168,255,.055), transparent 62%);
        }
        .paper-report-head { align-items: flex-start; }
        .paper-report-controls { display: flex; align-items: center; justify-content: flex-end; gap: 8px; min-width: 0; }
        .paper-analysis-mode-switch {
            display: inline-grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 3px;
            padding: 3px;
            border: 1px solid var(--line);
            border-radius: 9px;
            background: rgba(0,0,0,.2);
        }
        .paper-analysis-mode-button {
            min-height: 34px;
            padding: 6px 11px;
            border: 1px solid transparent;
            border-radius: 6px;
            background: transparent;
            color: var(--muted);
            font-size: .63rem;
            font-weight: 900;
            white-space: nowrap;
            cursor: pointer;
        }
        .paper-analysis-mode-button[aria-selected="true"] {
            border-color: rgba(105,168,255,.32);
            background: rgba(105,168,255,.14);
            color: var(--text);
            box-shadow: 0 4px 14px rgba(0,0,0,.18);
        }
        .paper-analysis-mode-button:hover { color: var(--text); }
        .paper-analysis-mode-button:focus-visible {
            outline: 2px solid rgba(105,168,255,.9);
            outline-offset: 2px;
        }
        .paper-report-select {
            max-width: 310px;
            padding: 7px 30px 7px 9px;
            border: 1px solid var(--line);
            border-radius: 7px;
            background: #0c131d;
            color: var(--text);
            font-family: var(--mono);
            font-size: .64rem;
        }
        .paper-report-body { display: grid; gap: 10px; }
        .paper-analysis-page .paper-report-body { gap: 14px; padding: 16px; }
        #paper-session-reports[hidden],
        #paper-period-analysis[hidden],
        #paper-report-selector[hidden] { display: none !important; }
        .paper-period-controls {
            display: grid;
            grid-template-columns: minmax(260px, auto) minmax(420px, 1fr);
            gap: 12px;
            align-items: end;
            padding: 13px;
            border: 1px solid var(--line);
            border-radius: 12px;
            background: linear-gradient(145deg, rgba(105,168,255,.065), rgba(255,255,255,.012));
        }
        .paper-period-control-copy strong { display: block; font-size: .75rem; }
        .paper-period-control-copy span {
            display: block;
            margin-top: 4px;
            color: var(--muted);
            font-size: .61rem;
            line-height: 1.55;
        }
        .paper-period-filter {
            display: grid;
            grid-template-columns: auto minmax(130px, 1fr) auto minmax(130px, 1fr) auto;
            gap: 7px;
            align-items: end;
            min-width: 0;
        }
        .paper-period-presets {
            display: flex;
            grid-column: 1 / -1;
            gap: 6px;
            flex-wrap: wrap;
        }
        .paper-period-strategy-filter {
            display: flex;
            grid-column: 1 / -1;
            align-items: center;
            gap: 6px;
            min-width: 0;
            padding: 7px;
            border: 1px solid rgba(105,168,255,.16);
            border-radius: 9px;
            background: rgba(0,0,0,.14);
            overflow-x: auto;
        }
        .paper-period-strategy-filter > span {
            flex: 0 0 auto;
            color: var(--faint);
            font-size: .58rem;
            font-weight: 900;
            white-space: nowrap;
        }
        .paper-period-preset,
        .paper-period-apply,
        .paper-period-day-button,
        .paper-period-strategy-filter-button {
            min-height: 36px;
            padding: 7px 11px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: rgba(255,255,255,.03);
            color: var(--muted);
            font-size: .62rem;
            font-weight: 900;
            cursor: pointer;
        }
        .paper-period-strategy-filter-button {
            flex: 0 0 auto;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .paper-period-preset[aria-pressed="true"],
        .paper-period-strategy-filter-button[aria-pressed="true"] {
            border-color: rgba(44,230,155,.34);
            background: rgba(44,230,155,.105);
            color: var(--green);
        }
        .paper-period-preset:hover,
        .paper-period-apply:hover,
        .paper-period-day-button:hover,
        .paper-period-strategy-filter-button:hover {
            border-color: rgba(105,168,255,.5);
            background: rgba(105,168,255,.12);
            color: var(--text);
        }
        .paper-period-preset:focus-visible,
        .paper-period-apply:focus-visible,
        .paper-period-day-button:focus-visible,
        .paper-period-strategy-filter-button:focus-visible,
        .paper-period-date input:focus-visible {
            outline: 2px solid rgba(105,168,255,.9);
            outline-offset: 2px;
        }
        .paper-period-date { min-width: 0; }
        .paper-period-date span {
            display: block;
            margin-bottom: 4px;
            color: var(--faint);
            font-size: .56rem;
            font-weight: 800;
        }
        .paper-period-date input {
            width: 100%;
            min-height: 36px;
            padding: 6px 9px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: #0c131d;
            color: var(--text);
            color-scheme: dark;
            font-family: var(--mono);
            font-size: .64rem;
        }
        .paper-period-range-separator {
            align-self: end;
            min-height: 36px;
            padding-top: 8px;
            color: var(--faint);
            font-family: var(--mono);
            font-size: .66rem;
            text-align: center;
        }
        .paper-period-apply {
            border-color: rgba(105,168,255,.34);
            background: rgba(105,168,255,.11);
            color: var(--blue);
        }
        .paper-period-status {
            grid-column: 1 / -1;
            min-height: 18px;
            margin: 0;
            color: var(--muted);
            font-size: .6rem;
            line-height: 1.5;
        }
        .paper-period-status.is-error { color: var(--red); }
        .paper-period-result { display: grid; gap: 14px; min-width: 0; }
        .paper-period-overview {
            display: grid;
            grid-template-columns: minmax(320px, .82fr) minmax(640px, 1.5fr);
            gap: 10px;
            align-items: start;
        }
        .paper-period-hero {
            min-height: 100%;
            padding: 16px 17px;
            border: 1px solid var(--line);
            border-left: 3px solid rgba(44,230,155,.62);
            border-radius: 12px;
            background:
                linear-gradient(135deg, rgba(44,230,155,.09), rgba(105,168,255,.045) 58%, transparent),
                rgba(255,255,255,.012);
        }
        .paper-period-hero h2 { margin: 8px 0 0; font-size: 1.02rem; line-height: 1.45; }
        .paper-period-hero p { margin: 7px 0 0; color: #c8d0dc; font-size: .72rem; line-height: 1.65; }
        .paper-period-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
        .paper-period-badge {
            padding: 4px 7px;
            border: 1px solid rgba(255,255,255,.1);
            border-radius: 999px;
            color: var(--muted);
            font-family: var(--mono);
            font-size: .56rem;
        }
        .paper-period-section {
            min-width: 0;
            border: 1px solid var(--line);
            border-radius: 12px;
            background: linear-gradient(145deg, rgba(17,25,35,.82), rgba(10,15,22,.76));
            overflow: hidden;
        }
        .paper-period-section > summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            min-height: 48px;
            padding: 11px 13px;
            color: var(--text);
            cursor: pointer;
            list-style: none;
        }
        .paper-period-section > summary::-webkit-details-marker { display: none; }
        .paper-period-section > summary::after {
            flex: 0 0 auto;
            color: var(--blue);
            content: "⌃";
            font-family: var(--mono);
            transition: transform .16s ease;
        }
        .paper-period-section:not([open]) > summary::after { transform: rotate(180deg); }
        .paper-period-section > summary:hover { background: rgba(105,168,255,.04); }
        .paper-period-section > summary:focus-visible {
            outline: 2px solid rgba(105,168,255,.9);
            outline-offset: -2px;
        }
        .paper-period-section-title strong { display: block; font-size: .7rem; }
        .paper-period-section-title span { display: block; margin-top: 3px; color: var(--faint); font-size: .56rem; font-weight: 600; }
        .paper-period-section-body { padding: 0 13px 13px; }
        .paper-period-equity-wrap {
            position: relative;
            min-height: 290px;
            border: 1px solid var(--line);
            border-radius: 9px;
            background:
                linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
                #091019;
            background-size: 100% 25%, 25% 100%;
            overflow: hidden;
        }
        .paper-period-equity-chart { display: block; width: 100%; height: 290px; }
        .paper-period-equity-chart .grid-line { stroke: rgba(255,255,255,.1); stroke-width: 1; }
        .paper-period-equity-chart .zero-line { stroke: rgba(249,199,79,.42); stroke-width: 1; stroke-dasharray: 5 5; }
        .paper-period-equity-chart .equity-area { fill: rgba(44,230,155,.08); }
        .paper-period-equity-chart.negative .equity-area { fill: rgba(255,97,116,.08); }
        .paper-period-equity-chart .equity-line { fill: none; stroke: var(--green); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
        .paper-period-equity-chart.negative .equity-line { stroke: var(--red); }
        .paper-period-equity-chart .equity-point { fill: #091019; stroke: var(--blue); stroke-width: 2; }
        .paper-period-equity-chart .comparison-line { fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
        .paper-period-equity-chart .comparison-point { fill: #091019; stroke-width: 2; }
        .paper-period-equity-chart text { fill: var(--muted); font-family: var(--mono); font-size: 12px; }
        .paper-period-equity-caption {
            display: flex;
            justify-content: space-between;
            gap: 10px;
            margin: 8px 1px 0;
            color: var(--faint);
            font-size: .58rem;
            line-height: 1.5;
        }
        .paper-period-compare-legend {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
            margin-top: 8px;
        }
        .paper-period-compare-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            max-width: 100%;
            padding: 6px 8px;
            border: 1px solid var(--line);
            border-radius: 999px;
            background: rgba(255,255,255,.035);
            color: var(--text);
            font-size: .58rem;
            font-weight: 800;
            line-height: 1.25;
        }
        .paper-period-compare-chip i {
            width: 9px;
            height: 9px;
            flex: 0 0 auto;
            border-radius: 50%;
        }
        .paper-period-compare-chip b {
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .paper-period-compare-chip em {
            flex: 0 0 auto;
            font-family: var(--mono);
            font-style: normal;
            font-weight: 900;
        }
        .paper-period-extreme-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 10px;
        }
        .paper-period-extreme-title {
            margin: 0 0 8px;
            padding: 0 1px;
        }
        .paper-period-extreme-list {
            display: grid;
            gap: 8px;
        }
        .paper-period-extreme-card {
            min-width: 0;
            padding: 11px;
            border: 1px solid var(--line);
            border-left: 3px solid rgba(105,168,255,.44);
            border-radius: 10px;
            background: rgba(255,255,255,.025);
        }
        .paper-period-extreme-card.positive {
            border-left-color: var(--green);
            background: rgba(44,230,155,.025);
        }
        .paper-period-extreme-card.negative {
            border-left-color: var(--red);
            background: rgba(255,97,116,.025);
        }
        .paper-period-extreme-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 8px;
        }
        .paper-period-extreme-head span {
            display: block;
            color: var(--faint);
            font-family: var(--mono);
            font-size: .56rem;
            line-height: 1.35;
        }
        .paper-period-extreme-head strong {
            display: block;
            margin-top: 3px;
            font-family: var(--mono);
            font-size: .84rem;
            line-height: 1.2;
        }
        .paper-period-extreme-session {
            margin: 7px 0 9px;
            color: var(--faint);
            font-size: .56rem;
            line-height: 1.55;
        }
        .paper-period-extreme-metrics {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 6px;
            margin-bottom: 9px;
        }
        .paper-period-extreme-metrics .paper-report-metric {
            padding: 8px;
            background: rgba(0,0,0,.13);
        }
        .paper-period-extreme-analysis h3 {
            margin: 0 0 6px;
            color: var(--text);
            font-size: .68rem;
            line-height: 1.45;
        }
        .paper-period-extreme-analysis p {
            margin: 0 0 7px;
            color: #c8d0dc;
            font-size: .62rem;
            line-height: 1.6;
        }
        .paper-period-extreme-analysis ul,
        .paper-period-extreme-analysis ol {
            display: grid;
            gap: 5px;
            margin: 0;
            padding-left: 18px;
            color: var(--muted);
            font-size: .6rem;
            line-height: 1.55;
        }
        .paper-period-extreme-analysis ol {
            margin-top: 8px;
            padding-left: 0;
            list-style: none;
        }
        .paper-period-extreme-analysis ol li {
            display: grid;
            gap: 2px;
            padding: 7px 8px;
            border: 1px solid rgba(255,255,255,.07);
            border-radius: 8px;
            background: rgba(0,0,0,.12);
        }
        .paper-period-extreme-analysis ol b {
            color: var(--blue);
            font-size: .57rem;
        }
        .paper-period-detail-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 14px;
            align-items: start;
            min-width: 0;
        }
        .paper-period-strategy-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
        }
        .paper-period-strategy-card {
            display: block;
            width: 100%;
            font: inherit;
            color: inherit;
            text-align: left;
            cursor: pointer;
            min-width: 0;
            padding: 11px;
            border: 1px solid var(--line);
            border-left: 3px solid rgba(105,168,255,.45);
            border-radius: 9px;
            background: rgba(105,168,255,.025);
        }
        .paper-period-strategy-card.positive { border-left-color: var(--green); background: rgba(44,230,155,.025); }
        .paper-period-strategy-card.negative { border-left-color: var(--red); background: rgba(255,97,116,.025); }
        .paper-period-strategy-card.selected {
            border-color: rgba(44,230,155,.55);
            box-shadow: 0 0 0 1px rgba(44,230,155,.15), 0 12px 28px rgba(0,0,0,.18);
        }
        .paper-period-strategy-card:hover {
            border-color: rgba(105,168,255,.5);
            background: rgba(105,168,255,.055);
        }
        .paper-period-strategy-card:focus-visible {
            outline: 2px solid rgba(105,168,255,.9);
            outline-offset: 2px;
        }
        .paper-period-strategy-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 10px;
            margin-bottom: 9px;
        }
        .paper-period-strategy-head h3 { margin: 0; font-size: .7rem; line-height: 1.45; }
        .paper-period-strategy-head span { color: var(--faint); font-family: var(--mono); font-size: .53rem; overflow-wrap: anywhere; }
        .paper-period-strategy-net { flex: 0 0 auto; font-family: var(--mono); font-size: .7rem !important; font-weight: 900; }
        .paper-period-strategy-net.positive { color: var(--green); }
        .paper-period-strategy-net.negative { color: var(--red); }
        .paper-period-strategy-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
        .paper-period-strategy-metrics .paper-report-metric { padding: 8px; background: rgba(0,0,0,.13); }
        .paper-period-strategy-note {
            margin: 8px 1px 0;
            color: var(--faint);
            font-size: .56rem;
            line-height: 1.5;
        }
        .paper-period-daily { overflow-x: auto; }
        .paper-period-daily table { min-width: 800px; }
        .paper-period-daily-date { color: var(--text); font-weight: 900; }
        .paper-period-daily-session { display: block; margin-top: 3px; color: var(--faint); font-family: var(--mono); font-size: .53rem; line-height: 1.45; }
        .paper-period-day-button {
            min-height: 32px;
            padding: 5px 8px;
            border-color: rgba(105,168,255,.28);
            color: var(--blue);
            white-space: nowrap;
        }
        .paper-period-day-button:disabled { opacity: .42; cursor: not-allowed; }
        .paper-period-empty { padding: 24px 14px; text-align: center; }