/* ===================================================================
   WALKMAN // 2026 — adaptive light+dark design system
   Loaded AFTER hud.css + inline styles; overrides the phosphor HUD into
   a modern app. Surfaces/typography/spacing tokenized; accent = --wm-accent.
   =================================================================== */
:root {
  --accent: var(--wm-accent, #10b981);
  --on-accent: #ffffff;
  /* light (default) */
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-2: #eef1f6;
  --text: #121620;
  --text-dim: #616b7a;
  --border: #e5e9f0;
  --radius: 20px;
  --radius-sm: 13px;
  --radius-pill: 999px;
  --shadow: 0 1px 2px rgba(16,24,40,.04), 0 4px 16px rgba(16,24,40,.06);
  --shadow-lg: 0 12px 40px rgba(16,24,40,.12);
  --ok: #10b981; --warn: #f59e0b; --bad: #ef4444;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-num: "SF Mono", ui-monospace, "Roboto Mono", monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0d11; --surface: #151a22; --surface-2: #1d232d; --text: #eef2f8;
    --text-dim: #8b95a5; --border: #262d39;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 24px rgba(0,0,0,.35);
    --shadow-lg: 0 16px 48px rgba(0,0,0,.55);
  }
}
:root[data-theme="dark"] {
  --bg: #0b0d11; --surface: #151a22; --surface-2: #1d232d; --text: #eef2f8;
  --text-dim: #8b95a5; --border: #262d39;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 24px rgba(0,0,0,.35);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.55);
}

html, body { background: var(--bg) !important; color: var(--text) !important; font-family: var(--font) !important; }
body::before, body::after { display: none !important; }          /* kill CRT scanlines */
#silence-banner { border-radius: var(--radius-sm); margin: 12px 14px 0; font-family: var(--font) !important; font-weight: 600; }

/* ---- nav → segmented pill control ---- */
#wm-nav { position: sticky; top: 0; z-index: 60; background: var(--bg) !important; border: none !important; gap: 6px; padding: 14px 14px 6px; }
.wm-nav-btn { background: var(--surface-2) !important; color: var(--text-dim) !important; border: 1px solid transparent !important;
  border-radius: var(--radius-pill) !important; padding: 11px 0 !important; font-family: var(--font) !important;
  font-weight: 600 !important; letter-spacing: .2px !important; font-size: 13px !important; transition: all .15s; }
.wm-nav-btn.active { background: var(--accent) !important; color: var(--on-accent) !important; border-color: transparent !important; box-shadow: var(--shadow); }

/* ---- HUD container ---- */
#walkman-hud { background: transparent !important; padding: 14px !important; max-width: 660px; margin: 0 auto; }

#hud-header { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important;
  padding: 16px 20px !important; box-shadow: var(--shadow); margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
#hud-title { color: var(--text) !important; font-family: var(--font) !important; font-weight: 700 !important; letter-spacing: -.2px !important; font-size: 15px !important; }
#hud-clock { color: var(--text-dim) !important; font-family: var(--font-num) !important; font-size: 13px !important; letter-spacing: 0 !important; }

#sensor-status { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important;
  padding: 16px !important; box-shadow: var(--shadow); margin-bottom: 12px; gap: 16px !important; flex-wrap: wrap; }
.status-item { display: flex; align-items: baseline; gap: 5px; }
.status-label { color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 600 !important; font-size: 11px !important; letter-spacing: .3px !important; }
.status-val { color: var(--text) !important; font-family: var(--font-num) !important; font-weight: 700 !important; font-size: 17px !important; }
.status-unit { color: var(--text-dim) !important; font-size: 10px !important; }
.status-pill { background: var(--accent) !important; color: var(--on-accent) !important; border-radius: var(--radius-pill) !important;
  padding: 4px 12px !important; font-family: var(--font) !important; font-weight: 700 !important; font-size: 10px !important; }
#hrv-chart-wrap { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important; padding: 16px !important; box-shadow: var(--shadow); margin-bottom: 12px; }
#chart-label { color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 600 !important; letter-spacing: .3px !important; }

/* ---- stat cells → cards ---- */
#stat-grid { gap: 12px !important; }
.stat-cell { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important; padding: 18px !important; }
.stat-cell.warming, .stat-cell.elevated { border-color: var(--warn) !important; }
.stat-cell.critical, .stat-cell.breach { border-color: var(--bad) !important; }
.stat-label { color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 600 !important; text-transform: uppercase; letter-spacing: .4px !important; font-size: 11px !important; }
.stat-sub { color: var(--text-dim) !important; opacity: .8; font-weight: 500 !important; }
.stat-value, .gauge-val, #val-shortfuse, .focus-val, .val { color: var(--text) !important; font-family: var(--font-num) !important; font-weight: 800 !important; }
/* the value NUMBER lives in a child span — force high contrast (hud.css dims it) */
.gauge-val span, .focus-val span, .stat-value span, [id^="val-"] { color: var(--text) !important; opacity: 1 !important; font-weight: 800 !important; }
.gauge-val .stat-unit, [id^="val-"] + .stat-unit { color: var(--text-dim) !important; }
.stat-unit { color: var(--text-dim) !important; font-weight: 600 !important; }
.fuse-seg { border-radius: 2px; }

#thermal-strip { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important;
  padding: 13px 16px !important; color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 600 !important; box-shadow: var(--shadow); margin-top: 12px; }
#thermal-stage { color: var(--accent) !important; font-weight: 700 !important; }

/* ---- buttons ---- */
#controls-row { gap: 8px !important; margin-top: 12px; }
.dev-btn { background: var(--surface-2) !important; color: var(--text) !important; border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important; font-family: var(--font) !important; font-weight: 600 !important; font-size: 12px !important; padding: 13px !important; }
.dev-btn.active { background: var(--accent) !important; color: var(--on-accent) !important; border-color: transparent !important; }

/* ---- device cards ---- */
#screen-devices { padding: 4px 0 40px; }
.dev-card { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important; padding: 20px !important; margin: 12px 14px !important; }
.dev-card.connected { border-color: var(--accent) !important; box-shadow: 0 0 0 1.5px var(--accent), var(--shadow) !important; }
.dev-name { color: var(--text) !important; font-family: var(--font) !important; font-weight: 700 !important; letter-spacing: -.2px !important; font-size: 16px !important; }
[data-status] { color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 500 !important; font-size: 12px !important; }
.dev-card.connected [data-status] { color: var(--accent) !important; font-weight: 600 !important; }
[data-detail] { color: var(--text-dim) !important; font-family: var(--font) !important; font-size: 13px !important; line-height: 1.5 !important; margin: 6px 0 12px !important; }
[data-metric] { color: var(--accent) !important; font-family: var(--font-num) !important; font-weight: 800 !important; font-size: 28px !important; margin-bottom: 10px !important; }
.wm-btn { background: var(--accent) !important; color: var(--on-accent) !important; border: none !important; border-radius: var(--radius-sm) !important;
  font-family: var(--font) !important; font-weight: 700 !important; letter-spacing: .2px !important; font-size: 13px !important; padding: 14px !important; box-shadow: var(--shadow); }

/* ---- log ---- */
#log-head { background: var(--bg) !important; color: var(--text) !important; font-family: var(--font) !important; font-weight: 700 !important; padding: 16px 14px !important; }
#log-refresh { width: auto !important; padding: 8px 14px !important; }
#log-body { color: var(--text-dim) !important; font-family: var(--font-num) !important; font-size: 11px !important; }
.log-line { border-color: var(--border) !important; padding: 5px 0 !important; }

/* ---- AuDHD capture panel ---- */
#audhd-panel { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important; box-shadow: var(--shadow); }
#audhd-panel .audhd-q { color: var(--text-dim) !important; font-family: var(--font) !important; font-weight: 600 !important; }
#audhd-panel .achip, #audhd-panel .asubj { background: var(--surface-2) !important; color: var(--text) !important; border: 1px solid var(--border) !important; font-family: var(--font) !important; font-weight: 500 !important; }
#audhd-panel .achip.active, #audhd-panel .asubj.active { background: var(--accent) !important; color: var(--on-accent) !important; border-color: transparent !important; }

/* ---- dev panel ---- */
#dev-panel { background: var(--surface) !important; border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important; }
#debug-log { color: var(--text-dim) !important; font-family: var(--font-num) !important; }

/* ===== fit-to-viewport (kill horizontal overflow) ===== */
html, body { overflow-x: hidden !important; width: 100% !important; max-width: 100vw !important; }
#walkman-hud { width: 100% !important; max-width: 100% !important; box-sizing: border-box !important; overflow-x: hidden !important; }
#silence-banner, #hud-header, #sensor-status, #hrv-chart-wrap, #thermal-strip, #controls-row, #dev-panel, #audhd-panel,
.stat-cell { max-width: 100% !important; box-sizing: border-box !important; }
#stat-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important; }
#stat-grid .stat-cell { min-width: 0 !important; overflow: hidden; }
#stat-shortfuse { display: block !important; }
.fuse-bar { overflow: hidden !important; }
#fuse-segments { flex-wrap: wrap !important; }
.gauge-wrap, .focus-wrap { max-width: 100% !important; }
canvas { max-width: 100% !important; }
.dev-card { box-sizing: border-box !important; max-width: calc(100% - 28px) !important; }

/* neutralize hud.css flex-shrink:0 / nowrap that force a ~470px floor on narrow phones */
#walkman-hud *, #screen-devices *, #screen-log * { min-width: 0 !important; }
#sensor-status, #controls-row, #thermal-strip, #hud-header, .status-item { flex-wrap: wrap !important; }
#sensor-status > *, #controls-row > *, #thermal-strip > *, .stat-cell > *, #hud-header > * { flex-shrink: 1 !important; }

/* gauge ring track color (JS reads --gauge-track for the doughnut background) */
:root { --gauge-track: #e6eaf1; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --gauge-track: #232a35; } }
:root[data-theme="dark"] { --gauge-track: #232a35; }