/* Four complete application palettes. Keep data-theme as the dark/light
   compatibility layer; data-palette owns appearance without changing content. */
:root[data-palette="onyx"] {
  color-scheme: dark;
  --appearance-bg: #090909;
  --appearance-surface: #141414;
  --appearance-raised: #1d1d1d;
  --appearance-ink: #f2f2f2;
  --appearance-muted: #aaaaaa;
  --appearance-line: #303030;
  --appearance-control: #727272;
  --appearance-accent: #e4e4e4;
  --appearance-soft: #242424;
  --appearance-action: #efefef;
  --appearance-action-ink: #101010;
  --appearance-selection: #303030;
  --appearance-negative: #f19a94;
  --appearance-warning: #dddddd;
  --appearance-warning-surface: #252525;
  --appearance-silver: #c6c9cd;
  --appearance-gold: #d6b974;
  --appearance-platinum: #dce0e3;
  --appearance-palladium: #a8abad;
  --appearance-secondary: #858585;
  --appearance-tertiary: #b3b3b3;
  --appearance-header: #0b0b0bf5;
  --appearance-chart-bg: #101010;
  --appearance-sheen: #ffffff06;
  --appearance-button-top: #fafafa;
  --appearance-button-bottom: #dedede;
  --appearance-shadow: 0 8px 28px #00000018, inset 0 1px 0 #ffffff05;
}
:root[data-palette="sterling"] {
  color-scheme: light;
  --appearance-bg: #f2f2f2;
  --appearance-surface: #ffffff;
  --appearance-raised: #e9e9e9;
  --appearance-ink: #161616;
  --appearance-muted: #5d5d5d;
  --appearance-line: #d4d4d4;
  --appearance-control: #858585;
  --appearance-accent: #292929;
  --appearance-soft: #e5e5e5;
  --appearance-action: #202020;
  --appearance-action-ink: #ffffff;
  --appearance-selection: #dedede;
  --appearance-negative: #b3342e;
  --appearance-warning: #3c3c3c;
  --appearance-warning-surface: #e9e9e9;
  --appearance-silver: #61666c;
  --appearance-gold: #82601b;
  --appearance-platinum: #61686d;
  --appearance-palladium: #555b60;
  --appearance-secondary: #777777;
  --appearance-tertiary: #555555;
  --appearance-header: #f2f2f2f5;
  --appearance-chart-bg: #ffffff;
  --appearance-sheen: #ffffffa0;
  --appearance-button-top: #333333;
  --appearance-button-bottom: #171717;
  --appearance-shadow: 0 8px 28px #00000005, inset 0 1px 0 #ffffff80;
}
:root[data-palette="midnight"] {
  color-scheme: dark;
  --appearance-bg: #0b101a;
  --appearance-surface: #131c2a;
  --appearance-raised: #1c293a;
  --appearance-ink: #edf3fb;
  --appearance-muted: #afbccd;
  --appearance-line: #304056;
  --appearance-control: #738399;
  --appearance-accent: #abc8f1;
  --appearance-soft: #1d2d43;
  --appearance-action: #c7dcf8;
  --appearance-action-ink: #122034;
  --appearance-selection: #293c57;
  --appearance-negative: #ffa69f;
  --appearance-warning: #dfc68f;
  --appearance-warning-surface: #302c26;
  --appearance-silver: #ccd3dc;
  --appearance-gold: #dfc17d;
  --appearance-platinum: #e0e4e9;
  --appearance-palladium: #a7b1bf;
  --appearance-secondary: #8094ac;
  --appearance-tertiary: #b7c5d7;
  --appearance-header: #0d1420f5;
  --appearance-chart-bg: #101925;
  --appearance-sheen: #bcd6ff08;
  --appearance-button-top: #d7e6fb;
  --appearance-button-bottom: #b9d0ee;
  --appearance-shadow: 0 8px 28px #02071126, inset 0 1px 0 #d2e4ff07;
}
:root[data-palette="evergreen"] {
  color-scheme: dark;
  --appearance-bg: #0a1512;
  --appearance-surface: #12231e;
  --appearance-raised: #1d342c;
  --appearance-ink: #edf4ef;
  --appearance-muted: #b0c5b9;
  --appearance-line: #314d40;
  --appearance-control: #738d80;
  --appearance-accent: #a7dcc2;
  --appearance-soft: #1c362b;
  --appearance-action: #b7e4cc;
  --appearance-action-ink: #12261d;
  --appearance-selection: #284a3d;
  --appearance-negative: #ffa89e;
  --appearance-warning: #e0c68a;
  --appearance-warning-surface: #302e23;
  --appearance-silver: #c9d2cd;
  --appearance-gold: #e1c57d;
  --appearance-platinum: #e0e5e2;
  --appearance-palladium: #acbab2;
  --appearance-secondary: #829b8e;
  --appearance-tertiary: #b7cbc0;
  --appearance-header: #0b1913f5;
  --appearance-chart-bg: #101e18;
  --appearance-sheen: #c9f5dc07;
  --appearance-button-top: #c8ecd9;
  --appearance-button-bottom: #a7d8be;
  --appearance-shadow: 0 8px 28px #020c0626, inset 0 1px 0 #dbffea06;
}

/* Shared semantic names also cover existing dialogs, news, planning, auth,
   holdings and SVG charts. An asset's metal color stays distinct from theme. */
:root[data-palette] {
  --bg: var(--appearance-bg);
  --surface: var(--appearance-surface);
  --surface-raised: var(--appearance-raised);
  --ink: var(--appearance-ink);
  --text: var(--appearance-ink);
  --muted: var(--appearance-muted);
  --line: var(--appearance-line);
  --control-line: var(--appearance-control);
  --accent: var(--appearance-accent);
  --accent-soft: var(--appearance-soft);
  --action: var(--appearance-action);
  --action-ink: var(--appearance-action-ink);
  --selection: var(--appearance-selection);
  --positive: var(--appearance-ink);
  --negative: var(--appearance-negative);
  --danger: var(--appearance-negative);
  --neutral: var(--appearance-muted);
  --warning: var(--appearance-warning);
  --warning-surface: var(--appearance-warning-surface);
  --gift: var(--appearance-palladium);
  --metal-silver: var(--appearance-silver);
  --metal-gold: var(--appearance-gold);
  --metal-platinum: var(--appearance-platinum);
  --metal-palladium: var(--appearance-palladium);
  --metal-bitcoin: var(--appearance-gold);
  --btc: var(--appearance-gold);
  --btc-soft: color-mix(in srgb, var(--appearance-gold) 8%, transparent);
  --chart-fill: var(--appearance-accent);
  --chart-line: var(--appearance-accent);
  --mono-chart-secondary: var(--appearance-secondary);
  --mono-chart-tertiary: var(--appearance-tertiary);
  --mono-shadow: var(--appearance-shadow);
  --mono-header: var(--appearance-header);
  --mono-chart-bg: var(--appearance-chart-bg);
  --mono-sheen: var(--appearance-sheen);
  --mono-button-top: var(--appearance-button-top);
  --mono-button-bottom: var(--appearance-button-bottom);
  --mono-bg: var(--appearance-bg);
  --mono-surface: var(--appearance-surface);
  --mono-raised: var(--appearance-raised);
  --mono-recessed: var(--appearance-chart-bg);
  --mono-ink: var(--appearance-ink);
  --mono-muted: var(--appearance-muted);
  --mono-line: var(--appearance-line);
  --mono-edge: color-mix(in srgb, var(--appearance-control) 46%, var(--appearance-line));
  --mono-control-edge: var(--appearance-control);
  --mono-action: var(--appearance-action);
  --mono-action-ink: var(--appearance-action-ink);
  --mono-action-hover: var(--appearance-ink);
  --mono-inset: inset 0 1px 0 var(--appearance-sheen);
  --mono-card-shadow: 0 5px 15px -7px #00000030;
  --mono-heading-soft: var(--appearance-accent);
  --mono-rule: var(--appearance-line);
  --panel: var(--appearance-surface);
  --panel-soft: var(--appearance-raised);
  --mint: var(--appearance-action);
  --mint-dark: var(--appearance-raised);
  --gold: var(--appearance-gold);
  --silver: var(--appearance-silver);
  --platinum: var(--appearance-platinum);
  --palladium: var(--appearance-palladium);
}

/* Markets have a nested palette in older CSS. Explicitly map it back to the
   chosen palette instead of letting dark/light selectors replace these tokens. */
:root[data-palette] .market-terminal {
  --market-bg: var(--appearance-chart-bg);
  --market-rail: var(--appearance-surface);
  --surface: var(--appearance-surface);
  --surface-raised: var(--appearance-raised);
  --line: var(--appearance-line);
  --muted: var(--appearance-muted);
  --control-line: var(--appearance-control);
  --market-line: var(--selected-metal, var(--appearance-silver));
}
:root[data-palette] :is(.market-terminal, .market-season-detail) {
  --season-current: var(--appearance-accent);
  --season-last: var(--appearance-secondary);
  --season-prior: var(--appearance-tertiary);
}
:root[data-palette] .market-session {
  --session-ink: var(--appearance-ink);
  --session-bg: var(--appearance-raised);
  --session-border: var(--appearance-line);
}
:root[data-palette] .btc-portfolio-refined { --metal-bitcoin: var(--appearance-gold); }
:root[data-palette] .nav button.active {
  color: var(--accent);
  box-shadow: inset 0 1px 0 var(--line), inset 0 -2px 0 var(--accent);
}
:root[data-palette] .nav button.active svg { color: var(--accent); }
:root[data-palette] :is(.negative, .btc-wallet-negative, .btc-workspace .negative, .btc-portfolio-hero dd.negative) { color: var(--negative); }
:root[data-palette] .contact-form .contact-status.error { color: var(--negative); border-left-color: var(--negative); }

/* Real miniature dashboards, not flat swatches: each choice previews its own
   palette and remains readable when another theme is active. */
.appearance-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 12px 0; }
.appearance-card[data-theme-choice="onyx"] {
  --preview-bg: #090909; --preview-surface: #1d1d1d; --preview-raised: #303030;
  --preview-ink: #f2f2f2; --preview-accent: #e4e4e4; --preview-metal: #d6b974; --preview-line: #454545;
}
.appearance-card[data-theme-choice="sterling"] {
  --preview-bg: #f2f2f2; --preview-surface: #ffffff; --preview-raised: #dedede;
  --preview-ink: #161616; --preview-accent: #292929; --preview-metal: #82601b; --preview-line: #c6c6c6;
}
.appearance-card[data-theme-choice="midnight"] {
  --preview-bg: #0b101a; --preview-surface: #1c293a; --preview-raised: #293c57;
  --preview-ink: #edf3fb; --preview-accent: #abc8f1; --preview-metal: #dfc17d; --preview-line: #40536e;
}
.appearance-card[data-theme-choice="evergreen"] {
  --preview-bg: #0a1512; --preview-surface: #1d342c; --preview-raised: #284a3d;
  --preview-ink: #edf4ef; --preview-accent: #a7dcc2; --preview-metal: #e1c57d; --preview-line: #486454;
}
button.appearance-card {
  position: relative; display: flex; flex-direction: column; gap: 0; min-width: 0; min-height: 0;
  overflow: hidden; padding: 0; border: 1px solid var(--control-line); border-radius: 12px;
  background: var(--surface); color: var(--ink); text-align: left; white-space: normal;
  box-shadow: 0 2px 8px #00000008; transition: border-color .15s, box-shadow .15s;
}
button.appearance-card:hover { background: var(--surface-raised); border-color: var(--accent); }
button.appearance-card[aria-pressed="true"] {
  border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 4px 12px #0000000a;
}
button.appearance-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.appearance-preview {
  position: relative; isolation: isolate; display: grid; grid-template-columns: 31px minmax(0, 1fr); gap: 12px;
  width: 100%; height: 83px; padding: 11px 14px; overflow: hidden;
  background: var(--preview-bg); border-bottom: 1px solid var(--preview-line);
}
.appearance-preview::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(145deg, transparent 45%, color-mix(in srgb, var(--preview-accent) 7%, transparent)); }
.appearance-mini-sidebar { position: relative; display: block; height: 100%; border-right: 1px solid var(--preview-line); }
.appearance-mini-sidebar::before { content: ""; position: absolute; width: 15px; height: 15px; top: 1px; left: 1px; border: 1px solid var(--preview-accent); border-radius: 4px; background: var(--preview-surface); }
.appearance-mini-sidebar::after { content: ""; position: absolute; width: 18px; height: 3px; top: 22px; left: 0; border-radius: 3px; background: var(--preview-accent); box-shadow: 0 12px 0 var(--preview-line), 0 24px 0 var(--preview-line), 0 36px 0 var(--preview-line); }
.appearance-mini-content { position: relative; display: block; min-width: 0; height: 100%; padding-top: 18px; }
.appearance-mini-content::before { content: ""; position: absolute; width: 39%; height: 6px; top: 1px; left: 0; border-radius: 3px; background: var(--preview-ink); }
.appearance-mini-content::after { content: ""; position: absolute; width: 23%; height: 3px; top: 11px; left: 0; border-radius: 3px; background: var(--preview-line); }
.appearance-mini-value { position: absolute; top: 2px; right: 0; display: block; width: 18%; height: 11px; border-radius: 3px; background: var(--preview-raised); }
.appearance-mini-chart { position: relative; display: block; width: 100%; height: 31px; overflow: hidden; border: 1px solid var(--preview-line); border-radius: 5px; padding: 5px 6px; background: linear-gradient(180deg, var(--preview-surface), var(--preview-bg)); }
.appearance-mini-chart path { fill: none; stroke: var(--preview-accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.appearance-mini-sidebar i, .appearance-mini-bars i { display: none; }
.appearance-mini-bars { display: block; width: 67%; height: 5px; margin-top: 6px; border-radius: 2px; background: linear-gradient(90deg, var(--preview-accent) 0 51%, var(--preview-bg) 51% 54%, var(--preview-metal) 54% 76%, var(--preview-bg) 76% 79%, var(--preview-raised) 79%); }
.appearance-card-copy { display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-rows: auto auto; gap: 3px 8px; align-items: center; width: 100%; padding: 8px 12px; }
.appearance-card-name { grid-column: 1; font-weight: 650; font-size: 13px; line-height: 1.45; }
.appearance-card-description { grid-column: 1; color: var(--muted); font-weight: 400; font-size: 11px; line-height: 1.5; }
.appearance-selected { grid-column: 2; grid-row: 1 / 3; display: flex; align-items: center; gap: 4px; font-size: 10px; font-weight: 600; color: var(--accent); }
.appearance-card:not([aria-pressed="true"]) .appearance-selected { visibility: hidden; }
.appearance-selected svg { width: 14px; height: 14px; flex: none; }
.appearance-intro, .appearance-save-note { color: var(--muted); font-size: 12px; line-height: 1.65; margin: 8px 0 0; }
.appearance-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 8px 0 0; }
.appearance-heading .eyebrow { display: block; color: var(--accent); font-size: 9px; font-weight: 650; letter-spacing: .13em; line-height: 1.4; margin: 0 0 5px; }
.appearance-heading h3 { margin: 0; font-size: 20px; font-weight: 650; letter-spacing: -.65px; line-height: 1.3; }
.appearance-heading p { margin: 4px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.appearance-status, .appearance-semantic-note { margin: 5px 0; font-size: 11px; line-height: 1.55; color: var(--muted); }
.appearance-status { color: var(--accent); }
.appearance-semantic-note { margin-bottom: 15px; }
.appearance-more { margin-top: 15px; border-top: 1px solid var(--line); }
.appearance-more>summary { min-height: 44px; padding: 12px 0; cursor: pointer; color: var(--ink); font-size: 12px; font-weight: 600; }
.appearance-more>summary::marker { color: var(--muted); }
.appearance-more>summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.public-theme-picker { display: inline-flex; align-items: center; gap: 10px; margin: 0; color: var(--muted); font-size: 11px; }
.public-theme-picker select { width: auto; min-width: 125px; min-height: 38px; margin: 0; padding: 7px 28px 7px 10px; border: 1px solid var(--control-line); border-radius: 6px; background: var(--panel); color: var(--ink); font: inherit; font-size: 12px; cursor: pointer; }
.public-theme-picker select:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.footer-bottom:has(.public-theme-picker) { flex-wrap: wrap; align-items: center; }
.public-theme-status { flex-basis: 100%; min-width: 0; color: var(--muted); font-size: 11px; line-height: 1.5; overflow-wrap: anywhere; }
.public-theme-status:empty { display: none; }
@media (max-width: 480px) {
  .appearance-grid { gap: 10px; }
  .appearance-preview { height: 90px; grid-template-columns: 22px minmax(0, 1fr); gap: 8px; padding: 11px 10px; }
  .appearance-mini-sidebar::before { width: 12px; height: 12px; }
  .appearance-mini-sidebar::after { width: 14px; top: 25px; }
  .appearance-card-copy { grid-template-columns: 1fr; gap: 3px; padding: 9px 10px; }
  .appearance-selected { grid-column: 1; grid-row: 3; min-height: 15px; }
  .appearance-card-description { font-size: 10px; }
  .appearance-heading h3 { font-size: 19px; }
  .public-theme-picker { width: 100%; margin-top: 8px; }
  .public-theme-picker select { flex: 1; max-width: 220px; min-height: 44px; }
}
@media (max-width: 760px) { .footer-bottom:has(.public-theme-picker) { align-items: flex-start; } }
@media (max-width: 300px) { .appearance-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { button.appearance-card { transition: none; } }

/* The selected Appearance tab already names this panel. Keep all four choices
   and the secondary controls in view on a standard laptop. */
.settings-group:has(.appearance-picker) > .settings-group-title { display:none; }
.settings-group:has(.appearance-picker) { padding-bottom:0; }
.appearance-picker .appearance-heading { margin-top:0; }
.appearance-picker .appearance-grid { gap:10px; margin-block:10px; }
.appearance-picker .appearance-semantic-note { margin-bottom:8px; }
.appearance-picker + .appearance-more { margin-top:8px; }
#dialog-body:has(.settings-group:not([hidden]) .appearance-picker) { padding-block:16px; }