/* ═══════════════════════════════════════════════════════
   TradeDesk — Light Theme Overrides
   Loaded LAST. All rules scoped under :root[data-theme="light"]
   for decorative gradients, hardcoded colors, and AI cards
   that can't be handled via token swaps alone.
   ═══════════════════════════════════════════════════════ */

/* Native form-control internals must render in the light color-scheme. Without
   this, on a dark-OS machine Chromium paints number-input values (e.g. Label Size)
   invisibly in the light theme even though `color` is set. */
:root[data-theme="light"] { color-scheme: light; }

/* ─── AI Analyst / Insight Card (purple gradient) ─────────
   Used by Statistics, Drawdown, Report, Cycles, Stats-Insights.
   Classes: stm-ai-*, rpt-ai-*, dd-ai-*.
   On light bg, the original rgba(88,28,135,.45)+violet gradient
   is too pale → darken it; the title (light-purple gradient text)
   becomes invisible → switch to deeper purple gradient.      */

:root[data-theme="light"] .stm-ai-header,
:root[data-theme="light"] .rpt-ai-header,
:root[data-theme="light"] .dd-ai-header {
  background:
    linear-gradient(135deg, rgba(109, 40, 217, .14) 0%, rgba(79, 70, 229, .10) 45%, rgba(37, 99, 235, .08) 100%),
    radial-gradient(120% 140% at 0% 0%, rgba(167, 139, 250, .12), transparent 60%);
  border-bottom-color: rgba(124, 58, 237, .22);
}
:root[data-theme="light"] .stm-ai-header::after,
:root[data-theme="light"] .rpt-ai-header::after,
:root[data-theme="light"] .dd-ai-header::after {
  background: linear-gradient(90deg, transparent, rgba(124, 58, 237, .5), transparent);
}

:root[data-theme="light"] .stm-ai-title,
:root[data-theme="light"] .rpt-ai-title,
:root[data-theme="light"] .dd-ai-title {
  background: linear-gradient(135deg, #6d28d9 0%, #4f46e5 45%, #2563eb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

:root[data-theme="light"] .stm-ai-sub,
:root[data-theme="light"] .rpt-ai-sub,
:root[data-theme="light"] .dd-ai-sub {
  color: rgba(79, 70, 229, .82);
}

:root[data-theme="light"] .stm-ai-stars,
:root[data-theme="light"] .stm-ai-stars .stm-star-big,
:root[data-theme="light"] .stm-ai-stars .stm-star-small,
:root[data-theme="light"] .rpt-ai-stars,
:root[data-theme="light"] .rpt-ai-stars path,
:root[data-theme="light"] .dd-ai-stars,
:root[data-theme="light"] .dd-ai-stars path {
  fill: #6d28d9;
}
:root[data-theme="light"] .stm-ai-stars .stm-star-big,
:root[data-theme="light"] .stm-ai-stars .stm-star-small {
  filter: drop-shadow(0 0 3px rgba(109, 40, 217, .35));
}

/* AI loading / typing placeholder */
:root[data-theme="light"] .ai-typing-dot,
:root[data-theme="light"] .stm-ai-loading-dot { color: #6d28d9; }

/* AI Typing — animated stars "Generando insight…" (ai-typing.js)
   Default stars are fill:#f3e8ff (invisible on white). Switch to purple. */
:root[data-theme="light"] .aiTt-star {
  fill: #7c3aed;
  filter: drop-shadow(0 0 6px rgba(124, 58, 237, .35))
          drop-shadow(0 0 14px rgba(197, 165, 101, .25));
}
:root[data-theme="light"] .aiTt-label { color: var(--text-bright); }

/* ─── AI sidebar button (purple accent) ───────────────── */
:root[data-theme="light"] .rsb-icon-ai { color: #7c3aed; }
:root[data-theme="light"] .rsb-icon-ai:hover { color: #6d28d9; }
:root[data-theme="light"] .rsb-icon-ai.active {
  color: #5b21b6;
  background: rgba(124, 58, 237, .12);
}
:root[data-theme="light"] .rsb-icon-ai.active:hover {
  color: #6d28d9;
  background: var(--panel);
}

/* ─── Body background for light ───────────────────────── */
:root[data-theme="light"] body {
  color: var(--text);
}

/* Card elevation on light (subtle shadow for separation) */
:root[data-theme="light"] .rsb-panel.open,
:root[data-theme="light"] .cycles-panel,
:root[data-theme="light"] .seasonality-panel,
:root[data-theme="light"] .stats-panel {
  box-shadow: -2px 0 8px rgba(15, 23, 42, .06);
}

/* ─── Generic: #fff text buttons that must flip on light ── */
:root[data-theme="light"] .tb-group-panel .tb-btn:hover span {
  color: var(--text-bright);
}

/* ─── Chart logo / top-left brand — gold on light ───────
   Text uses gold accent; icon.svg is hardcoded white monochrome,
   so we use a filter chain to remap white → #C5A565 gold. */
:root[data-theme="light"] #chartLogo span {
  color: #C5A565;
}
:root[data-theme="light"] #chartLogo img {
  filter: brightness(0) saturate(100%)
          invert(69%) sepia(22%) saturate(716%)
          hue-rotate(358deg) brightness(93%) contrast(86%);
}

/* ─── Watchlist & list row borders (ensure separation) ── */
:root[data-theme="light"] .wl-item,
:root[data-theme="light"] .wl-screener-item {
  border-bottom-color: rgba(15, 23, 42, .06);
}

/* ─── Chart canvas wrap inside modals — white CARD on gray body ───
   Breadth light-theme pattern: body/panel = gray, cards = white.
   Cards explicitly use var(--card) so they stand out against the bg. */
:root[data-theme="light"] .stm-canvas-wrap,
:root[data-theme="light"] .stm-canvas-section .stm-canvas-wrap,
:root[data-theme="light"] .ddm-card,
:root[data-theme="light"] .cot-chart-area,
:root[data-theme="light"] .cot-chart-wrap {
  background: var(--card);
}
:root[data-theme="light"] .ddm-card {
  border-color: var(--border);
}

/* ─── Returns section controls bar (Period / History) ─────
   .stm-ret-controls usa var(--card) (bianco su light). L'ombra dark del dark
   theme e' troppo pesante su sfondo chiaro → ammorbidisci. */
:root[data-theme="light"] .stm-ret-controls {
  box-shadow: 0 8px 14px -4px rgba(15, 23, 42, .10);
}
/* Bin-width input sovrapposto all'istogramma (era rgba(16,18,25,.7) = dark). */
:root[data-theme="light"] .stm-rethist-bin .stm-ret-custom-input {
  background: rgba(255, 255, 255, .82);
}
/* Native <select> options del pannello yearly: forzate dark con !important. */
:root[data-theme="light"] .yr-field select option {
  background-color: #ffffff !important;
  color: #1f2937 !important;
}
:root[data-theme="light"] .yr-field select option:checked {
  background: #e5e7eb !important;
  color: #111827 !important;
}

/* Modal body containers stay on the panel bg (gray) so inner cards pop. */
:root[data-theme="light"] .stm-modal-body,
:root[data-theme="light"] .sn-dash-body,
:root[data-theme="light"] .cy-dash-body,
:root[data-theme="light"] .stm-modal-content,
:root[data-theme="light"] .ddm-body,
:root[data-theme="light"] .stm-body {
  background: var(--panel);
}

/* ─── LWC watermark on light — the chart init bakes CA.watermark
       at creation time, so a stale instance shows white on white.
       This SVG text selector catches the LWC-rendered watermark. */
:root[data-theme="light"] .lwc-watermark text,
:root[data-theme="light"] g.tv-lightweight-charts text[fill^="rgba(255"] {
  fill: rgba(0, 0, 0, .045) !important;
}

/* ─── Card elevation — breadth light-theme style ─────────
   White cards on white/gray bg need a subtle drop shadow to be
   visually distinguishable. Matches breadth: two stacked shadows. */
:root[data-theme="light"] .inst-fund-card,
:root[data-theme="light"] .inst-stat-card,
:root[data-theme="light"] .stealth-hero-card,
:root[data-theme="light"] .stealth-detail-card,
:root[data-theme="light"] .sector-trend-card,
:root[data-theme="light"] .ov-card,
:root[data-theme="light"] .overview-card,
:root[data-theme="light"] .cp-card,
:root[data-theme="light"] .cot-chat-widget,
:root[data-theme="light"] .stm-canvas-wrap,
:root[data-theme="light"] .stm-action-box,
:root[data-theme="light"] .cy-card,
:root[data-theme="light"] .sn-card,
:root[data-theme="light"] .pc-card,
:root[data-theme="light"] .rpt-section,
:root[data-theme="light"] .stats-card,
:root[data-theme="light"] .breadth-insight-panel,
:root[data-theme="light"] .ai-chat-container {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08),
              0 1px 2px rgba(0, 0, 0, .04);
}

/* ─── Sidebar "glass" inner cards — breadth pattern ──────
   On dark theme these are subtle raised surfaces (white alpha on dark bg).
   On light theme the token (rgba(0,0,0,.x)) becomes a DARKER gray on light bg
   — the opposite of the breadth pattern where inner cards are WHITE on gray.
   Flip to --card (white) + subtle shadow so they read as "raised" cards. */
:root[data-theme="light"] .sn-glass,
:root[data-theme="light"] .cy-glass,
:root[data-theme="light"] .st-glass {
  background: var(--card);
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .06),
              0 1px 2px rgba(0, 0, 0, .03);
}

/* ─── Range slider thumbs (cycles smooth, etc.) ─────────
   Dark theme uses rgba(255,255,255,.6) — invisible on white cards. */
:root[data-theme="light"] .cy-range {
  background: #e5e7eb;
}
:root[data-theme="light"] .cy-range::-webkit-slider-thumb {
  background: #C5A565;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .2);
}
:root[data-theme="light"] .cy-range::-moz-range-thumb {
  background: #C5A565;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .2);
}

/* ─── Seasonality dual-range slider handle — stronger shadow on light ─── */
:root[data-theme="light"] .sn-slider-handle {
  background: #ffffff;
  border: 2px solid #C5A565;
  box-shadow: 0 2px 6px rgba(15, 23, 42, .18);
}

/* ─── Seasonality chip ALL/active — match breadth gold pill style ───
   Default active uses blue-strong→purple-dim gradient which on light
   renders as a muddy gold/purple mix — inconsistent with the gold theme. */
:root[data-theme="light"] .sn-v-chip.active {
  background: #C5A565;
  border-color: #C5A565;
  color: #ffffff;
}
:root[data-theme="light"] .sn-v-chip:hover {
  background: rgba(197, 165, 101, .12);
  border-color: rgba(197, 165, 101, .4);
}

/* ─── Chart container backgrounds — WHITE on light theme ─────
   Breadth pattern: charts sit in white cards on gray body bg.
   Covers seasonality/cycles/cot/options dashboard chart areas. */
:root[data-theme="light"] .sn-dash-chart-top,
:root[data-theme="light"] .sn-dash-chart,
:root[data-theme="light"] .sn-dash-bt-area,
:root[data-theme="light"] .sn-dash-bt-body,
:root[data-theme="light"] .sn-dash-bt-chart,
:root[data-theme="light"] .sn-bt-chart-wrap,
:root[data-theme="light"] .sn-bt-chart,
:root[data-theme="light"] .cy-dash-chart-top,
:root[data-theme="light"] .cy-dash-chart,
:root[data-theme="light"] .cy-dash-bt-area,
:root[data-theme="light"] .cy-dash-bt-body,
:root[data-theme="light"] .cy-dash-bt-chart,
:root[data-theme="light"] .cy-bt-chart-wrap,
:root[data-theme="light"] .cy-bt-chart,
:root[data-theme="light"] .cot-chart-area,
:root[data-theme="light"] .cot-chart-wrap,
:root[data-theme="light"] .opt-chart-wrap,
:root[data-theme="light"] .pc-chart-wrap,
:root[data-theme="light"] .sp-chart-wrap,
:root[data-theme="light"] .dd-chart-wrap,
:root[data-theme="light"] .stm-chart-wrap {
  background: #ffffff;
}

/* Chart header/toolbar strips above charts — also white so the
   header and chart read as a single white card. */
:root[data-theme="light"] .sn-dash-chart-header,
:root[data-theme="light"] .sn-dash-bt-header,
:root[data-theme="light"] .cy-dash-chart-header,
:root[data-theme="light"] .cy-dash-bt-header {
  background: #ffffff;
}

/* ─── Chart tooltips — light variant ───
   Dark bg (rgba(16,18,25,.92)) is unreadable in light mode. Flip to
   white with dark text and subtle shadow for clean light-theme look. */
:root[data-theme="light"] .sn-dash-bt-tooltip,
:root[data-theme="light"] .cy-dash-bt-tooltip {
  background: rgba(255, 255, 255, .98);
  border-color: rgba(15, 23, 42, .12);
  color: var(--text-bright);
  box-shadow: 0 4px 14px rgba(15, 23, 42, .12);
}

/* ─── Detrend/Depricing settings popover — light fix ───
   Backdrop-filter blur + dark inset highlight carry over the dark
   styling. Force solid white with light shadow. !important used because
   the original rule bakes blur/shadow inline-priority. */
:root[data-theme="light"] .sn-settings-pop {
  background: #ffffff !important;
  border: 1px solid #e5e7eb !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .14),
              0 2px 6px rgba(15, 23, 42, .08) !important;
}
:root[data-theme="light"] .sn-pop-row {
  border-bottom-color: #e5e7eb !important;
}
:root[data-theme="light"] .sn-pop-row span {
  color: #111827 !important;
  font-weight: 600;
}
/* iOS toggle off-state — visible muted gray on white bg */
:root[data-theme="light"] .sn-ios-toggle {
  background: #cbd5e1 !important;
}
:root[data-theme="light"] .sn-ios-toggle.on {
  background: #16a34a !important;
}
:root[data-theme="light"] .sn-ios-toggle::after {
  box-shadow: 0 1px 3px rgba(15, 23, 42, .25) !important;
}

/* ─── Seasonality DASHBOARD gear popup (separate from sidebar popover) ───
   `.sn-dash-gear-popup` uses `var(--overlay-bg)` which on light is
   `rgba(15,23,42,.35)` → renders as a dark transparent overlay on white.
   Force solid white with light shadow, same look as the sidebar popover. */
:root[data-theme="light"] .sn-dash-gear-popup {
  background: #ffffff !important;
  border: 1px solid #e5e7eb !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .14),
              0 2px 6px rgba(15, 23, 42, .08) !important;
}
:root[data-theme="light"] .sn-dash-gear-row {
  color: #111827 !important;
  font-weight: 600;
}
:root[data-theme="light"] .sn-dash-gear-row + .sn-dash-gear-row {
  border-top-color: #e5e7eb !important;
}

/* ─── iOS toggle knob — always WHITE regardless of theme ───
   `.cy-ios-toggle::after` uses `var(--text-bright)` which on light
   is `#111827` (dark) → knob is invisible/black. Force pure white. */
:root[data-theme="light"] .cy-ios-toggle {
  background: #cbd5e1 !important;
}
:root[data-theme="light"] .cy-ios-toggle.on {
  background: #16a34a !important;
}
:root[data-theme="light"] .cy-ios-toggle::after {
  background: #ffffff !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, .25) !important;
}

/* Hover lift for interactive cards */
:root[data-theme="light"] .inst-fund-card:hover {
  background: #ffffff;
  border-color: var(--border-hi);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .10),
              0 2px 4px rgba(0, 0, 0, .06);
  transform: translateY(-1px);
  transition: box-shadow var(--ease), transform var(--ease), border-color var(--ease);
}

/* ─── Seasonality year list — bar track needs more contrast on white ─ */
:root[data-theme="light"] .sn-yl-bar-track {
  background: #e5e7eb;
}
:root[data-theme="light"] .sn-yl-row:hover {
  background: #f3f4f6;
}
:root[data-theme="light"] .sn-yl-row.pinned {
  background: rgba(197, 165, 101, .14);
}

/* Year-list custom checkbox — dark theme draws border + checkmark in
   rgba(255,255,255,.9) which disappears on a white light-theme panel.
   Flip both to the light-theme text color for contrast. */
:root[data-theme="light"] .sn-yl-cb {
  border-color: var(--border-hi);
}
:root[data-theme="light"] .sn-yl-cb.on {
  border-color: var(--text-bright);
}
:root[data-theme="light"] .sn-yl-cb.on::after {
  border-color: var(--text-bright);
}
/* Native checkbox (year-picker) — accent must also be visible on white */
:root[data-theme="light"] .sn-yp-cb {
  accent-color: var(--text-bright);
}

/* Any other rail/progress track patterns that use hover-subtle on light bg */
:root[data-theme="light"] .stealth-bar-track,
:root[data-theme="light"] .st-bar-track,
:root[data-theme="light"] .cp-analyst-bar-track,
:root[data-theme="light"] .dd-bar-track {
  background: #e5e7eb;
}

/* ─── Segmented Pill Controls — light theme fix ─────────
   Many pill/tab groups use rgba(0,0,0,.25-.35) as their container bg
   which on light theme renders as an ugly mid-gray box. We override
   the containers with a subtle light-gray, active pill = white with
   shadow (breadth style), inactive pills = muted dark text. */

/* Container backgrounds */
:root[data-theme="light"] .cy-dash-sb-tabs,
:root[data-theme="light"] .sn-dash-sb-tabs,
:root[data-theme="light"] .sn-bp-mode-wrap,
:root[data-theme="light"] .sn-bp-toggle-wrap {
  background: #e5e7eb;
  border-color: #d1d5db;
}

/* Sliding indicator (cycles + seasonality tabs) → white pill w/ subtle shadow */
:root[data-theme="light"] .cy-dash-sb-pill,
:root[data-theme="light"] .sn-dash-sb-pill {
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .1),
              0 1px 3px rgba(0, 0, 0, .06);
}

/* Active tab text — dark on white pill */
:root[data-theme="light"] .cy-dash-sb-tab.active,
:root[data-theme="light"] .sn-dash-sb-tab.active,
:root[data-theme="light"] .sn-bp-toggle.active {
  color: var(--text-bright);
}
:root[data-theme="light"] .sn-bp-toggle.active {
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .08),
              0 1px 3px rgba(0, 0, 0, .05);
}

/* Bull/Bear active — punchier tints on white */
:root[data-theme="light"] .sn-bp-toggle.sn-bp-toggle-bull.active {
  background: rgba(22, 163, 74, .16);
  color: #15803d;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
}
:root[data-theme="light"] .sn-bp-toggle.sn-bp-toggle-bear.active {
  background: rgba(220, 38, 38, .14);
  color: #b91c1c;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
}

/* sn-bp-mode.active already uses --pill-active-bg (gold) — just soften shadow */
:root[data-theme="light"] .sn-bp-mode.active {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .12),
              0 1px 2px rgba(0, 0, 0, .06);
}

/* Any similar segmented button group — generic hover */
:root[data-theme="light"] .cy-dash-sb-tab:hover,
:root[data-theme="light"] .sn-dash-sb-tab:hover,
:root[data-theme="light"] .sn-bp-mode:hover,
:root[data-theme="light"] .sn-bp-toggle:hover {
  color: var(--text-bright);
}

/* IPO analyzer segmented toggles (Daily/H1, Normale/Detrend) — stesso stile */
:root[data-theme="light"] .ipo-seg {
  background: #e5e7eb;
  border-color: #d1d5db;
}
:root[data-theme="light"] .ipo-seg button { color: #5b6170; }
:root[data-theme="light"] .ipo-seg button:hover { color: var(--text-bright); }
:root[data-theme="light"] .ipo-seg button.active {
  background: #ffffff;
  color: var(--text-bright);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .08), 0 1px 3px rgba(0, 0, 0, .05);
}

/* ─── Best Periods: invert bg/card pattern (breadth style) ───
   Dark: container = raised surface (slightly lighter), card = faint overlay.
   Light: container should be GRAY, cards should be WHITE with shadow. */
:root[data-theme="light"] .sn-bp-container {
  background: #f3f4f6;
  border-color: #e5e7eb;
}
:root[data-theme="light"] .sn-bp-settings-card {
  background: #ffffff;
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .06),
              0 1px 2px rgba(0, 0, 0, .03);
}
:root[data-theme="light"] .sn-bp-card {
  background: #ffffff;
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .06),
              0 1px 2px rgba(0, 0, 0, .03);
}
:root[data-theme="light"] .sn-bp-card:hover {
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .08),
              0 1px 3px rgba(0, 0, 0, .04);
}
:root[data-theme="light"] .sn-bp-card.sn-bp-active {
  background: rgba(197, 165, 101, .08);
  border-color: rgba(197, 165, 101, .5);
}

/* ─── Status/COT/Seasonality tab bars — also use dark bg containers ─ */
:root[data-theme="light"] .cot-dropdown-btn,
:root[data-theme="light"] .cot-report-select,
:root[data-theme="light"] .cot-source-tabs {
  background: #f3f4f6;
  border-color: #e5e7eb;
}

/* ─── Button drop-shadow normalization on light ─────────
   Any button with box-shadow using rgba(0,0,0,>=.2) is too dark on light.
   Use --shadow-soft/strong which are theme-aware. */
:root[data-theme="light"] .sn-bp-mode-wrap,
:root[data-theme="light"] .sn-bp-toggle-wrap,
:root[data-theme="light"] .cy-dash-sb-tabs {
  box-shadow: inset 0 0 0 1px #e5e7eb;
}

/* ─── Seasonality Scanner AI card — softer purple on light ───
   Original gradient (#3b0764 → #a855f7) is too dark/heavy on white bg.
   Lighter gradient keeps the AI identity but feels airy. */
:root[data-theme="light"] .scr-land-card-ai {
  background: linear-gradient(135deg, #a78bfa, #8b5cf6, #c084fc, #a855f7, #a78bfa) !important;
  background-size: 300% 300% !important;
  border-color: rgba(139, 92, 246, .35) !important;
}
:root[data-theme="light"] .scr-land-card-ai:hover {
  border-color: rgba(124, 58, 237, .55) !important;
}
:root[data-theme="light"] .scr-land-card-ai .scr-land-card-title,
:root[data-theme="light"] .scr-land-card-ai .scr-land-card-desc {
  color: #ffffff;
}
:root[data-theme="light"] .scr-land-card-ai .scr-land-card-desc {
  color: rgba(255, 255, 255, .85);
}
:root[data-theme="light"] .scr-land-icon-ai {
  background: rgba(255, 255, 255, .22) !important;
  border-color: rgba(255, 255, 255, .35) !important;
}
/* Glow animation softer on light */
@keyframes scr-ai-glow-light {
  0%, 100% { box-shadow: 0 4px 14px rgba(139, 92, 246, .22), 0 2px 6px rgba(109, 40, 217, .1); }
  50%      { box-shadow: 0 6px 20px rgba(168, 85, 247, .32), 0 3px 10px rgba(139, 92, 246, .14); }
}
:root[data-theme="light"] .scr-land-card-ai {
  animation: scr-ai-gradient 5s ease infinite, scr-ai-glow-light 3s ease-in-out infinite;
}

/* ─── Seasonality dashboard Filters dropdown — hardcoded dark bg ───
   .sn-dash-filter-menu uses background:#1c1c20 (hardcoded), so on light
   theme its dark bg sits under dark token text → unreadable. Flip to a
   white card like the other light-theme popovers. */
:root[data-theme="light"] .sn-dash-filter-menu {
  background: #ffffff;
  border-color: #e5e7eb;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .14),
              0 2px 6px rgba(15, 23, 42, .08);
}
:root[data-theme="light"] .sn-dash-fm-item:hover {
  background: #f3f4f6;
  color: var(--text-bright);
}
:root[data-theme="light"] .sn-dash-fm-group + .sn-dash-fm-group {
  border-top-color: #e5e7eb;
}

/* ─── Backtest IN SAMPLE / OOS zone labels — white on white ───
   .sn-bt-oos-zone-label is rgba(255,255,255,.3) → invisible on the white
   light-theme chart. Dark slate for "IN SAMPLE"; keep OOS amber but darker
   so it reads on white. (OOS rule is later → wins for the .--oos element.) */
:root[data-theme="light"] .sn-bt-oos-zone-label {
  color: rgba(15, 23, 42, .42);
}
:root[data-theme="light"] .sn-bt-oos-zone-label-oos {
  color: rgba(180, 83, 9, .9);
}
/* OOS boundary dashed line — bright amber .6 is faint on white; deepen it. */
:root[data-theme="light"] .sn-bt-oos-line {
  border-left-color: rgba(217, 119, 6, .7);
}

/* ════════════════════════════════════════════════════════════════════
   STATISTICS — report nel side panel (report-in-panel): elementi nuovi
   Nel dark usano rgba bianchi hardcoded (dropdown, freccia, card "glass")
   → su light spariscono / senza bordo. Override coerenti col pattern breadth
   (campi/card bianchi su sfondo grigio, bordo visibile, ombra leggera).
   ════════════════════════════════════════════════════════════════════ */

/* Dropdown Period/History (.stm-ret-select): bg bianco, bordo visibile, testo
   scuro (già via --text-bright) e FRECCIA scura (nel dark era bianca). */
:root[data-theme="light"] .stm-ret-select {
  background-color: var(--card);
  border-color: var(--border-hi);
  box-shadow: 0 1px 2px rgba(15, 23, 42, .06);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'><path d='M2 4l3 3 3-3' fill='none' stroke='%231f2937' stroke-opacity='0.85' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}
:root[data-theme="light"] .stm-ret-select:hover { border-color: var(--text-dim); }
:root[data-theme="light"] .stm-ret-select option {
  background-color: #ffffff !important;
  color: #1f2937 !important;
}

/* Dropdown inline della compute row (.st-compute-select — "100" / "daily"):
   bordo bianco-alpha invisibile su light + freccia bianca → bordo visibile e freccia scura. */
:root[data-theme="light"] .st-compute-select {
  background-color: var(--card);
  border-color: var(--border-hi);
  color: var(--text-bright);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'><path d='M2 4l3 3 3-3' fill='none' stroke='%231f2937' stroke-opacity='0.85' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}
:root[data-theme="light"] .st-compute-select:hover,
:root[data-theme="light"] .st-compute-select:focus {
  background-color: var(--card);
  border-color: var(--text-dim);
}
:root[data-theme="light"] .st-compute-select option {
  background-color: #ffffff !important;
  color: #1f2937 !important;
}

/* Card predittori (.yr-ins-card): nel dark sono "glass" (alpha bianco); su light
   l'alpha nero le rende grigio-su-grigio senza bordo → flip a card bianca. */
:root[data-theme="light"] .yr-ins-card {
  background: var(--card);
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);
}
:root[data-theme="light"] .yr-ins-card.yr-ins-hero {
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(34, 197, 94, .10), transparent 55%),
    var(--card);
}
/* separatore narrativa + testo: usano già i token (adattano), ma rinforzo il bordo */
:root[data-theme="light"] .yr-ins-narrative { border-top-color: var(--border); }

/* Bottone "Espandi" dorato: su light l'oro chiaro (#d8b56a) è poco leggibile →
   oro più scuro per testo/bordo, fondo dorato tenue. */
:root[data-theme="light"] .ws-ov-expand-btn {
  color: #8a6a1c;
  border-color: rgba(150, 112, 30, .55);
  background: linear-gradient(120deg, rgba(201, 162, 79, .20), rgba(201, 162, 79, .08));
}
:root[data-theme="light"] .ws-ov-expand-btn:hover {
  color: #6f5414;
  border-color: rgba(150, 112, 30, .85);
  background: linear-gradient(120deg, rgba(201, 162, 79, .30), rgba(201, 162, 79, .14));
}

/* ─── Statistics report: superfici card/chart → BIANCHE su light ───
   Nel dark usano var(--surface-veil) (grigio) o sono trasparenti; su light
   restano grigio-su-grigio. Le portiamo a var(--card) (bianco) + bordo + ombra,
   coerenti con la Rolling Returns Distribution (.stm-canvas-wrap, già bianca). */
:root[data-theme="light"] .stm-card,
:root[data-theme="light"] .stm-ret-fwd-card,
:root[data-theme="light"] .ws-chart-card {
  background: var(--card);
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);
}
/* plot della rolling timeline (LWC, sfondo trasparente) → bianco come l'istogramma */
:root[data-theme="light"] .stm-ret-lwc-wrap {
  background: var(--card);
}

/* ─── Yearly Predictors — modale "In-depth analysis" (yr-*) su LIGHT ───
   Hero/answer, strip metriche, pannelli chart, barra controlli e input usano
   var(--bg-card, --hover-subtle) (grigio) o rgba bianchi → su light grigio-su-grigio
   o invisibili. Portiamo a card BIANCHE + bordo + ombra; input bianchi leggibili. */
:root[data-theme="light"] .yr-perf-strip,
:root[data-theme="light"] .yr-panel,
:root[data-theme="light"] .yr-form {
  background: var(--card);
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);
}
/* Hero/answer: tieni la velatura colorata del verdetto ma su base bianca */
:root[data-theme="light"] .yr-answer {
  background: radial-gradient(120% 100% at 0% 0%, rgba(38, 217, 127, .10), transparent 55%), var(--card);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);
}
:root[data-theme="light"] .yr-answer-neu {
  background: radial-gradient(120% 100% at 0% 0%, rgba(201, 162, 93, .12), transparent 55%), var(--card);
}
:root[data-theme="light"] .yr-answer-neg {
  background: radial-gradient(120% 100% at 0% 0%, rgba(240, 80, 110, .10), transparent 55%), var(--card);
}
/* Input / select dei controlli: bianchi con bordo visibile e testo scuro */
:root[data-theme="light"] .yr-field select,
:root[data-theme="light"] .yr-input {
  background: #ffffff;
  border-color: var(--border-hi);
  color: var(--text-bright);
}
:root[data-theme="light"] .yr-field select:focus,
:root[data-theme="light"] .yr-input:focus,
:root[data-theme="light"] .yr-field select:hover,
:root[data-theme="light"] .yr-input:hover {
  background: #ffffff;
  border-color: var(--text-dim);
}

/* ─── Forward-returns histogram (report) ────────────────
   The bar track and center axis use white alpha (rgba(255,255,255,.04/.25)),
   invisible on a white card. Flip to black alpha so the background band
   behind each bar and the zero axis stay visible on light theme. */
:root[data-theme="light"] .rpt-viz-fwd-bar {
  background: rgba(0, 0, 0, .06);
}
:root[data-theme="light"] .rpt-viz-fwd-bar-axis {
  background: rgba(0, 0, 0, .22);
}

/* ─── "Send as Indicator" modal (seasonality / cycles best periods) ──────
   Il box ha background #1e1e2a hardcoded → resta scuro sul tema chiaro.
   Le variabili interne (--text, --surface-*, --border-*) sono gia' rimappate
   dal preset light: basta rendere chiaro il box e i bordi. */
:root[data-theme="light"] .sn-bp-modal {
  background: #ffffff;
  border-color: var(--surface-border, #e2e5ee);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .18);
}
:root[data-theme="light"] .sn-bp-modal-cancel {
  background: var(--surface-raised, #eef0f6);
  color: var(--text-muted);
}
:root[data-theme="light"] .sn-bp-modal-cancel:hover {
  background: var(--surface-border, #e2e5ee);
  color: var(--text);
}