*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Rhodes Design System — warm umber dark + claret accent */
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, Consolas, monospace;
  --font-reading: 'Newsreader', 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, serif;

  --bg: #0f0a07;              /* umber-1000 */
  --surface: #2d221a;         /* umber-900 */
  --surface2: #433326;        /* umber-800 */
  --text: #f1ebe0;            /* parchment-50 */
  --muted: #b09b88;           /* readable warm neutral; >= 4.5:1 on surface2 */
  --border: #3d3129;          /* rule-2 */
  --rule-1: #241d18;
  --rule-3: #514237;
  --accent: #a23346;          /* claret-500 */
  --accent-dim: rgba(162, 51, 70, 0.14);
  --accent-soft: #cf6d7b;     /* claret-300 */
  --success: #6b8268;         /* sage-500 */
  --success-bg: rgba(107, 130, 104, 0.15);
  --error: #a03a3a;           /* signal red */
  --error-bg: rgba(160, 58, 58, 0.15);
  --highlight: #b8a06a;       /* brass-400 */
  --white-cat: #f0d9b5;
  --black-cat: #b58863;
  --walnut: #3d2a1c;

  /* Desktop-first layout. The board takes the height the viewport offers; the
     rails take the width a laptop or desktop offers. Below --min-shell the
     page keeps this layout and shows a desktop notice instead of reflowing. */
  --header-h: 56px;
  --rail-left: 320px;
  --rail-right: 440px;
  --min-shell: 1180px;
  --board-size: clamp(440px, calc(100vh - 300px), 760px);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-weight: 400;
  min-height: 100vh;
  min-width: var(--min-shell);
  line-height: 1.5;
  font-feature-settings: "ss01", "cv01", "cv02";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
::selection { background: #78202d; color: #fff8f0; }
:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 3px;
}
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ── HEADER ── */
header {
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
header a.back {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}
header a.back:hover { color: var(--text); }
header h1 {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
header h1 .tld { color: var(--muted); }
header h1 .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-left: 4px;
  vertical-align: middle;
  transform: translateY(-1px);
}
header .subtitle {
  color: var(--muted);
  font-size: 0.72rem;
  margin-left: auto;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── LAYOUT ── */
.app {
  display: grid;
  grid-template-columns: var(--rail-left) minmax(0, 1fr) var(--rail-right);
  grid-template-rows: 1fr;
  height: calc(100vh - var(--header-h));
}
.info-panel { overflow-y: auto; }
.board-area { overflow-y: auto; }

/* ── LIBRARY SIDEBAR ── */
.library {
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 1.5rem 0;
}
.library-section, .sr-due-section { margin-bottom: 1.5rem; }
.cat-tabs + .library-section { margin-top: 1.75rem; }
.library-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 1.5rem 0.85rem;
}
.opening-btn {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.55rem 1.5rem;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.88rem;
  color: var(--muted);
  transition: color 0.15s, background 0.15s;
  border-left: 2px solid transparent;
}
.opening-btn:hover { color: var(--text); background: var(--surface); }
.opening-btn.active {
  color: var(--accent);
  background: var(--accent-dim);
  border-left-color: var(--accent);
}
.opening-btn .eco {
  font-size: 0.7rem;
  opacity: 0.6;
  margin-left: 0.5rem;
}

/* ── BOARD AREA ── */
.board-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 1.5rem 2rem 2rem;
  gap: 1.25rem;
}
.board-area > * { flex-shrink: 0; }

.mode-toggle {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.mode-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 400;
  padding: 0.45rem 1rem;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.02em;
}
.mode-btn.active { background: var(--surface2); color: var(--text); font-weight: 500; }
.mode-btn:not(.active):hover { color: var(--text); }

.keyboard-move {
  width: var(--board-size);
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface);
}
.keyboard-move summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.72rem;
  padding: 0.45rem 0.65rem;
}
.keyboard-move-form {
  display: flex;
  gap: 0.45rem;
  padding: 0 0.65rem 0.65rem;
}
.keyboard-move-form input {
  min-width: 0;
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  font: inherit;
  font-size: 0.78rem;
  padding: 0.45rem 0.55rem;
}
.keyboard-move-status {
  padding: 0 0.65rem 0.65rem;
  color: var(--muted);
  font-size: 0.72rem;
}

#board-wrap {
  position: relative;
}

#myBoard {
  width: var(--board-size);
}

#coachBoard {
  width: var(--board-size);
}

/* chessboard.js overrides — board colour themes (html[data-board-theme]) */
:root, html[data-board-theme="walnut"] {
  --sq-light: #f0d9b5;
  --sq-dark: #b58863;
  --sq-frame: #3d2a1c;
  --sq-coord-on-light: #8a6444;
  --sq-coord-on-dark: #f3e4c8;
  --sq-last-move: rgba(205, 165, 40, 0.45);
  --sq-select: rgba(162, 51, 70, 0.55);
}
html[data-board-theme="green"] {
  --sq-light: #eeeed2;
  --sq-dark: #769656;
  --sq-frame: #3b4a2c;
  --sq-coord-on-light: #6b7a48;
  --sq-coord-on-dark: #eeeed2;
  --sq-last-move: rgba(255, 255, 51, 0.5);
  --sq-select: rgba(162, 51, 70, 0.55);
}
html[data-board-theme="blue"] {
  --sq-light: #dee3e6;
  --sq-dark: #8ca2ad;
  --sq-frame: #35444c;
  --sq-coord-on-light: #6f8390;
  --sq-coord-on-dark: #eef2f4;
  --sq-last-move: rgba(155, 199, 0, 0.45);
  --sq-select: rgba(162, 51, 70, 0.55);
}
html[data-board-theme="ivory"] {
  --sq-light: #f5efe3;
  --sq-dark: #9a8a75;
  --sq-frame: #4a3d31;
  --sq-coord-on-light: #7c6b57;
  --sq-coord-on-dark: #f5efe3;
  --sq-last-move: rgba(205, 165, 40, 0.45);
  --sq-select: rgba(162, 51, 70, 0.55);
}
.board-b72b1 {
  border: 4px solid var(--sq-frame) !important;
  border-radius: 2px !important;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}
.white-1e1d7 { background: var(--sq-light) !important; color: var(--sq-coord-on-light) !important; }
.black-3c85d { background: var(--sq-dark) !important; color: var(--sq-coord-on-dark) !important; }
.notation-322f9 {
  font-family: var(--font-mono) !important;
  font-weight: 600 !important;
  font-size: 11px !important;
  opacity: 0.9;
}
.alpha-d2270 { bottom: 2px !important; right: 4px !important; }
.numeric-fc462 { top: 3px !important; left: 4px !important; }
.square-55d63.last-move { box-shadow: inset 0 0 0 100px var(--sq-last-move); }
.square-55d63.last-move.tap-selected { box-shadow: inset 0 0 0 100px var(--sq-last-move), inset 0 0 0 3px var(--accent); }
.piece-417db { filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.25)); }

/* Board preference controls */
.pref-row { display: flex; flex-direction: column; gap: 0.35rem; }
.pref-label { color: var(--muted); font-size: 0.72rem; }
.pref-select {
  width: 100%; border: 1px solid var(--rule-3); border-radius: 4px; background: var(--bg);
  color: var(--text); padding: 0.5rem; font: 0.78rem var(--font-mono);
}
.board-theme-preview {
  display: grid; grid-template-columns: repeat(2, 1fr); width: 56px; height: 56px;
  border: 2px solid var(--sq-frame); border-radius: 2px; overflow: hidden;
}
.board-theme-preview span:nth-child(odd) { background: var(--sq-light); }
.board-theme-preview span:nth-child(even) { background: var(--sq-dark); }
.board-theme-preview span:nth-child(3) { background: var(--sq-dark); }
.board-theme-preview span:nth-child(4) { background: var(--sq-light); }

.feedback-bar {
  width: var(--board-size);
  min-height: 44px;
  border-radius: 2px;
  display: flex;
  align-items: center;
  padding: 0.6rem 1rem;
  font-size: 0.82rem;
  opacity: 0;
  transition: opacity 0.2s;
  gap: 0.5rem;
}
.feedback-bar.show { opacity: 1; }
.feedback-bar.correct { background: var(--success-bg); color: #9bbf97; border: 1px solid rgba(107,130,104,0.35); }
.feedback-bar.incorrect { background: var(--error-bg); color: #dd8a8a; border: 1px solid rgba(160,58,58,0.35); }
.feedback-bar.hint { background: var(--accent-dim); color: var(--accent-soft); border: 1px solid rgba(162,51,70,0.35); }

.captured-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  width: var(--board-size);
  min-height: 22px;
  padding: 0.1rem 0.1rem;
  font-family: var(--font-mono);
}
.captured-pieces { display: inline-flex; gap: 0; flex-wrap: wrap; line-height: 1; }
.captured-pieces .cap-piece {
  font-size: 1.15rem;
  opacity: 0.85;
  letter-spacing: -0.15em;
  margin-right: 0.05em;
}
.material-lead {
  font-size: 0.72rem;
  color: var(--highlight);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.board-nav {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  width: var(--board-size);
  max-width: 100%;
  margin-top: 0.45rem;
}
.board-nav .ctrl-btn.nav { padding: 0.3rem 0.6rem; font-size: 0.85rem; min-width: 36px; }
.board-nav .nav-position {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.board-controls {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.ctrl-btn {
  background: transparent;
  border: 1px solid var(--rule-3);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.45rem 0.95rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.01em;
}
.ctrl-btn:hover { background: var(--surface2); border-color: var(--muted); }
.ctrl-btn:disabled { opacity: 0.3; cursor: default; }
.ctrl-btn.flip { font-size: 1rem; padding: 0.4rem 0.7rem; }
.ctrl-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff8f0;
  font-weight: 500;
}
.ctrl-btn.primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); }

.progress-bar {
  width: var(--board-size);
  height: 2px;
  background: var(--border);
  border-radius: 1px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 1px;
  transition: width 0.3s ease;
  width: 0%;
}

/* ── INFO PANEL ── */
.info-panel {
  border-left: 1px solid var(--border);
  overflow-y: auto;
  padding: 1.75rem 1.75rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.opening-title {
  font-family: var(--font-reading);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.opening-tagline {
  font-family: var(--font-reading);
  font-size: 0.92rem;
  color: var(--accent-soft);
  margin-top: 0.35rem;
  font-style: italic;
  font-weight: 400;
}
.opening-desc {
  font-family: var(--font-reading);
  font-size: 1.05rem;
  color: var(--text);
  line-height: 1.6;
  opacity: 0.86;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

/* Move list */
.move-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}
.move-pair {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}
.move-num {
  font-size: 0.7rem;
  color: var(--muted);
  min-width: 1.2rem;
}
.move-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--muted);
  font-family: var(--font-mono);
  transition: all 0.15s;
  user-select: none;
}
.move-chip:hover { background: var(--surface2); color: var(--text); }
.move-chip.current {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}
.move-chip.played {
  color: var(--text);
}

/* Opening line selector */
.line-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.line-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.32rem 0.55rem;
  transition: all 0.15s;
}
.line-btn:hover { border-color: var(--rule-3); color: var(--text); }
.line-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent-soft);
}

/* Promotion picker */
.promotion-picker {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 10, 7, 0.68);
  z-index: 50;
}
.promotion-panel {
  display: flex;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--rule-3);
  padding: 0.65rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}
.promotion-choice {
  width: 58px;
  height: 58px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  cursor: pointer;
  font-size: 2rem;
  line-height: 1;
  transition: all 0.15s;
}
.promotion-choice:hover,
.promotion-choice:focus {
  border-color: var(--accent);
  color: var(--accent-soft);
  outline: none;
}

/* Explanation box */
.explanation-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  padding: 1rem 1.1rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--muted);
  min-height: 80px;
  transition: all 0.2s;
}
.explanation-box .move-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-soft);
  font-weight: 500;
  margin-bottom: 0.45rem;
  display: block;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.explanation-box p { color: var(--text); font-family: var(--font-reading); font-size: 1.02rem; line-height: 1.55; }

/* Key ideas */
.key-ideas { display: flex; flex-direction: column; gap: 0.55rem; }
.key-idea {
  font-family: var(--font-reading);
  font-size: 0.92rem;
  color: var(--text);
  opacity: 0.84;
  padding-left: 0.9rem;
  border-left: 2px solid var(--rule-3);
  line-height: 1.45;
}

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 0.75rem;
  opacity: 0.4;
  text-align: center;
}
.empty-state .icon { font-size: 2.5rem; }
.empty-state p { font-size: 0.85rem; color: var(--muted); }

.board-empty-state {
  width: 440px;
  height: 440px;
  border: 3px solid var(--walnut);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0.45;
  background: var(--surface);
}
.board-empty-state .icon { font-size: 3rem; }
.board-empty-state p { font-size: 0.85rem; color: var(--muted); }

/* Quiz mode badge */
.quiz-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--accent-dim);
  color: var(--accent-soft);
  border: 1px solid rgba(162,51,70,0.35);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.22rem 0.55rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── LIBRARY SEARCH ── */
.library-search {
  padding: 0 1.25rem 0.75rem;
}
.library-search input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.82rem;
  padding: 0.45rem 0.65rem;
  outline: none;
  transition: border-color 0.15s;
}
.library-search input:focus { border-color: var(--accent); }
.library-search input::placeholder { color: var(--muted); }
.library-empty {
  padding: 0.75rem 1.25rem;
  font-size: 0.8rem;
  color: var(--muted);
  font-style: italic;
}

/* ── SR REVIEW SECTION ── */
.sr-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 0.4rem;
  vertical-align: middle;
  background: transparent;
}
.opening-btn.sr-due .sr-dot { background: var(--accent); }
.opening-btn.sr-mastered .sr-dot { background: var(--success); }
.opening-btn.sr-learning .sr-dot { background: var(--highlight); }
.sr-panel {
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 0.8rem;
}
.sr-panel .sr-line {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  margin-bottom: 0.25rem;
}
.sr-panel .sr-line strong { color: var(--text); font-weight: 400; }

/* ── SHARE LINK BUTTON ── */
.btn-share {
  background: none;
  border: 1px solid var(--rule-3);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.28rem 0.6rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s;
  margin-left: 0.5rem;
}
.btn-share:hover { color: var(--text); border-color: var(--muted); }
.btn-share.copied { color: var(--success); border-color: var(--success); }

/* ── TAP-TO-MOVE HIGHLIGHT ── */
.square-55d63.tap-selected {
  box-shadow: inset 0 0 0 3px var(--accent);
}
.square-55d63.tap-target {
  box-shadow: inset 0 0 0 2px var(--sq-select);
}

/* ── COACH MODE ── */
.coach-status {
  padding: 0.55rem 0.8rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.coach-daily-plan {
  padding: 0.8rem;
  background: linear-gradient(135deg, rgba(162,51,70,0.16), rgba(162,51,70,0.04));
  border: 1px solid rgba(198,103,119,0.55);
  border-left: 3px solid var(--accent-soft);
  border-radius: 2px;
}
.coach-daily-plan .plan-title {
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.3;
}
.coach-daily-plan .plan-detail {
  color: var(--muted);
  font-family: var(--font-reading);
  font-size: 0.9rem;
  line-height: 1.45;
}
.daily-sprint-meta,
.daily-sprint-progress-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.daily-sprint-streak { color: var(--accent-soft); }
.daily-sprint-progress {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.daily-sprint-track {
  height: 5px;
  overflow: hidden;
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
}
.daily-sprint-fill {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent-soft);
  border-radius: inherit;
  transition: width 0.25s ease;
}
.daily-sprint-takeaway {
  padding: 0.55rem 0.65rem;
  border: 1px solid rgba(184,160,106,0.35);
  background: rgba(184,160,106,0.08);
  color: var(--text);
  font-family: var(--font-reading);
  font-size: 0.86rem;
  line-height: 1.4;
}
.daily-sprint-focus {
  padding: 0.6rem 0.65rem;
  background: rgba(255,255,255,0.035);
  border-left: 2px solid var(--highlight);
}
.daily-sprint-focus-title {
  color: var(--highlight);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.daily-sprint-focus-detail {
  margin-top: 0.25rem;
  color: var(--text);
  font-family: var(--font-reading);
  font-size: 0.84rem;
  line-height: 1.4;
}
.coach-daily-plan.is-complete {
  background: linear-gradient(135deg, rgba(107,130,104,0.2), rgba(107,130,104,0.04));
  border-color: rgba(139,171,135,0.62);
  border-left-color: #9bbf97;
}
.coach-daily-plan.is-complete .daily-sprint-fill { background: #9bbf97; }
.coach-daily-plan .ctrl-btn {
  align-self: flex-start;
}
.coach-practice-banner {
  width: var(--board-size);
  max-width: 100%;
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.95rem 1.15rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
}
.coach-practice-banner .title {
  color: var(--text);
  font-family: var(--font-reading);
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.coach-practice-banner .prompt,
.coach-practice-banner .status,
.coach-practice-banner .session-status {
  color: var(--muted);
  font-family: var(--font-reading);
  font-size: 0.98rem;
  line-height: 1.45;
}
.coach-practice-banner .prompt { color: var(--text); opacity: 0.9; }
.coach-practice-banner .session-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.coach-practice-banner .status { color: var(--accent-soft); }
.coach-practice-actions { display: flex; gap: 0.45rem; flex-wrap: wrap; margin-top: 0.45rem; }
.coach-classification {
  display: inline-block;
  padding: 0.28rem 0.65rem;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid transparent;
}
.coach-class-best       { background: rgba(184,160,106,0.28); color: #e6c879; border-color: rgba(184,160,106,0.65); box-shadow: 0 0 0 1px rgba(230,200,121,0.25), 0 0 10px rgba(230,200,121,0.25) inset; }
.coach-class-excellent  { background: rgba(107,130,104,0.22); color: #9bbf97; border-color: rgba(107,130,104,0.45); }
.coach-class-good       { background: rgba(130,150,170,0.16); color: #a8bcd0; border-color: rgba(130,150,170,0.35); }
.coach-class-inaccuracy { background: rgba(201,149,70,0.16); color: #d4a76a; border-color: rgba(201,149,70,0.35); }
.coach-class-mistake    { background: rgba(200,100,60,0.20); color: #dd9275; border-color: rgba(200,100,60,0.40); }
.coach-class-blunder    { background: rgba(162,51,70,0.28); color: var(--accent-soft); border-color: rgba(162,51,70,0.50); }
.coach-class-book       { background: rgba(100,130,190,0.18); color: #8eb0d9; border-color: rgba(100,130,190,0.35); }
.coach-class-unknown    { background: rgba(140,140,140,0.14); color: #a6a6a6; border-color: rgba(140,140,140,0.30); }

.coach-review {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.coach-review-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.coach-review-loss {
  font-size: 0.78rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.coach-review-moves {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 0.75rem;
  font-size: 0.8rem;
}
.coach-review-moves .label { color: var(--muted); }
.coach-review-moves .value { color: var(--text); font-family: var(--font-reading); font-size: 0.95rem; }
.coach-review-cue {
  padding: 0.55rem 0.65rem;
  border-left: 2px solid var(--accent-soft);
  background: rgba(207,109,123,0.08);
  color: var(--text);
  font-family: var(--font-reading);
  font-size: 0.88rem;
  line-height: 1.4;
}
.coach-review-lesson,
.coach-review-threat {
  padding: 0.45rem 0.55rem;
  border-left: 2px solid var(--accent);
  background: rgba(184,160,106,0.08);
  color: var(--text);
  font-size: 0.78rem;
  line-height: 1.4;
}
.coach-review-threat { border-left-color: var(--accent-soft); background: rgba(207,109,123,0.06); }
.coach-review-evidence { padding-top: 0.35rem; border-top: 1px solid var(--border); }
.coach-review-evidence-head { display: flex; justify-content: space-between; gap: 0.5rem; color: var(--muted); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; }
.coach-review-evidence-head span { color: var(--text); font-family: var(--font-mono); text-transform: none; letter-spacing: 0; }
.coach-review-evidence-boards { display: grid; grid-template-columns: 1fr 1fr; gap: 0.45rem; margin-top: 0.45rem; }
.review-board-label { color: var(--muted); font-size: 0.62rem; margin-bottom: 0.2rem; }
.review-board { display: grid; grid-template-columns: repeat(8, 1fr); aspect-ratio: 1; border: 1px solid var(--border); }
.review-board-square { display: grid; place-items: center; font-family: Georgia, serif; font-size: clamp(0.58rem, 1.5vw, 0.95rem); line-height: 1; }
.review-board-square.light { background: #d8c8a8; color: #f8f4e8; text-shadow: 0 1px 2px #473d31; }
.review-board-square.dark { background: #806b54; color: #f8f4e8; text-shadow: 0 1px 2px #30271f; }
.coach-review-actions { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.coach-review-actions .ctrl-btn { width: 100%; }
/* Premove highlights — claret tint on the source + target squares while
   the premove is queued. */
#coachBoard .coach-premove-from,
#coachBoard .coach-premove-to {
  box-shadow: inset 0 0 0 3px rgba(162, 51, 70, 0.55);
}
.coach-premove-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-soft);
  letter-spacing: 0.05em;
  padding: 0.25rem 0.5rem;
  border-left: 2px solid var(--accent-soft);
  background: rgba(207, 109, 123, 0.08);
  margin-top: 0.4rem;
}
.liveeval-chart {
  width: 100%;
  height: 44px;
  display: block;
}
.liveeval-chart svg { width: 100%; height: 100%; display: block; }
.coach-review-alts {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--border);
}
.coach-review-alts-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.coach-review-alts-list { display: flex; flex-direction: column; gap: 0.25rem; }
.coach-review-alts-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.5rem;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.coach-review-alts-row .alt-rank { color: var(--muted); width: 1.4em; }
.coach-review-alts-row .alt-line { color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.coach-review-alts-row .alt-line .alt-san { color: var(--accent-soft); font-weight: 600; }
.coach-review-alts-row .alt-line .alt-cont { color: var(--muted); }
.coach-review-alts-row .alt-cp { color: var(--muted); font-variant-numeric: tabular-nums; }
.coach-review-pv {
  font-size: 0.78rem;
  color: var(--muted);
  font-family: var(--font-reading);
  letter-spacing: 0.01em;
  padding-top: 0.4rem;
  border-top: 1px solid var(--border);
}
.coach-review-pv strong { color: var(--text); font-weight: 500; }
.coach-actions {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.coach-actions .ctrl-btn { flex: 1 1 auto; font-size: 0.72rem; padding: 0.35rem 0.5rem; }

.coach-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.75rem;
  padding: 0.8rem 0.95rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.coach-summary .k { color: var(--muted); letter-spacing: 0.02em; }
.coach-summary .v { color: var(--text); text-align: right; font-variant-numeric: tabular-nums; font-weight: 500; }
.coach-summary .v.big { font-size: 1.1rem; color: var(--accent-soft); font-weight: 600; }

/* Eval bar */
.eval-bar {
  width: 14px;
  background: #1a1310;
  border: 1px solid var(--walnut);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  flex-shrink: 0;
}
.eval-bar-white {
  background: var(--white-cat);
  width: 100%;
  transition: height 0.4s ease;
}
.eval-bar-label {
  position: absolute;
  left: 50%;
  top: 2px;
  transform: translateX(-50%);
  font-size: 0.55rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  mix-blend-mode: difference;
  color: #888;
}
.board-row {
  display: flex;
  gap: 0.6rem;
  align-items: stretch;
}

/* ── CATEGORY TABS ── */
.cat-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0.75rem 0;
  flex-wrap: wrap;
}
.cat-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.4rem 0.45rem;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: -1px;
}
.cat-tab:hover { color: var(--text); }
.cat-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* trap-styled openings get a little danger marker */
.trap-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(162,51,70,0.24);
  color: var(--accent-soft);
  border-radius: 2px;
  padding: 0.08rem 0.35rem;
  margin-left: 0.4rem;
  vertical-align: middle;
}

/* ── EXPLORE MODE ── */
.explore-db-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.db-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  transition: all 0.15s;
}
.db-btn.active { background: var(--surface2); color: var(--text); }
.db-btn:not(.active):hover { color: var(--text); }

.continuation-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.5rem;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s;
  border: 1px solid transparent;
}
.continuation-row:hover { background: var(--surface); border-color: var(--rule-3); }

.cont-move {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  min-width: 2.8rem;
  font-family: var(--font-mono);
}
.cont-bar-wrap { flex: 1; }
.cont-bar {
  height: 5px;
  border-radius: 0;
  display: flex;
  overflow: hidden;
  background: var(--rule-1);
}
.cont-bar-w { background: var(--white-cat); }
.cont-bar-d { background: var(--muted); }
.cont-bar-b { background: var(--walnut); }
.cont-pct {
  font-size: 0.68rem;
  color: var(--muted);
  margin-top: 0.2rem;
  letter-spacing: 0.01em;
}
.cont-games {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: right;
  min-width: 2.8rem;
}
.explore-total {
  font-size: 0.73rem;
  color: var(--muted);
  padding: 0.2rem 0 0.5rem;
}
.explore-loading, .explore-empty {
  font-size: 0.8rem;
  color: var(--muted);
  padding: 0.5rem 0;
  font-style: italic;
}
.explore-actions { display: flex; gap: 0.5rem; margin-top: 0.25rem; }

/* Token setup */
.token-setup { display: flex; flex-direction: column; gap: 0.65rem; padding: 0.25rem 0; }
.token-setup p { font-size: 0.81rem; color: var(--muted); line-height: 1.55; }
.token-setup a { color: var(--accent); text-decoration: none; }
.token-setup a:hover { text-decoration: underline; }
.token-input-row { display: flex; gap: 0.5rem; }
.token-input {
  flex: 1; background: var(--surface); border: 1px solid var(--border);
  border-radius: 2px; padding: 0.45rem 0.6rem; color: var(--text);
  font-family: var(--font-mono); font-size: 0.8rem;
}
.token-input:focus { outline: none; border-color: var(--accent); }
.token-connected {
  font-size: 0.72rem; color: var(--muted);
  display: flex; align-items: center; justify-content: space-between;
}
.connected-badge { color: #9bbf97; }
.token-disconnect {
  background: none; border: none; color: var(--muted); font-size: 0.7rem;
  cursor: pointer; text-decoration: underline; font-family: var(--font-mono); padding: 0;
}
.token-disconnect:hover { color: var(--text); }
.token-error { font-size: 0.75rem; color: #dd8a8a; margin-top: 0.25rem; }

/* ── TOP-LEVEL NAV (header) ── */
.top-nav {
  display: flex;
  gap: 0;
  margin-left: auto;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.top-nav-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.95rem;
  cursor: pointer;
  transition: all 0.15s;
}
.top-nav-btn.active { background: var(--surface2); color: var(--text); }
.top-nav-btn:not(.active):hover { color: var(--text); }

/* ── COACH VIEW (standalone page) ── */
.coach-view {
  display: grid;
  grid-template-columns: var(--rail-left) minmax(0, 1fr) var(--rail-right);
  grid-template-rows: 1fr;
  height: calc(100vh - var(--header-h));
}
.coach-settings {
  border-right: 1px solid var(--border);
  padding: 1.5rem 1.5rem 2.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.coach-board-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 1.5rem 2rem 2rem;
  gap: 1.25rem;
  overflow-y: auto;
}
.coach-board-area > * { flex-shrink: 0; }
#coachBoard { width: var(--board-size); max-width: 100%; }
.coach-panel {
  border-left: 1px solid var(--border);
  padding: 1.5rem 1.5rem 2.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.coach-hero {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.coach-hero .title {
  font-family: var(--font-reading);
  font-size: 1.7rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
}
.coach-hero .tagline {
  font-family: var(--font-reading);
  font-style: italic;
  color: var(--accent-soft);
  font-size: 0.92rem;
}

.field-group { display: flex; flex-direction: column; gap: 0.6rem; }
.field-group .section-label { margin-bottom: 0; }
.field-group.toggle-row { padding-top: 0.2rem; }
.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}
.toggle-label input[type="checkbox"] {
  accent-color: var(--accent);
  cursor: pointer;
}
.toggle-label:hover { color: var(--text); }
.lifetime-head { display: flex; justify-content: space-between; align-items: baseline; gap: 0.5rem; }
.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  padding: 0.8rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.auth-row {
  display: flex;
  gap: 0.45rem;
  align-items: stretch;
}
.auth-input {
  width: 100%;
  min-width: 0;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.48rem 0.55rem;
  outline: none;
}
.auth-input:focus { border-color: var(--accent); }
.auth-input::placeholder { color: var(--muted); opacity: 0.75; }
.auth-status,
.auth-user {
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.4;
  word-break: break-word;
}
.auth-user strong {
  color: var(--text);
  font-weight: 500;
}
.auth-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}
.auth-actions .ctrl-btn,
.auth-row .ctrl-btn {
  font-size: 0.72rem;
  padding: 0.45rem 0.65rem;
  white-space: nowrap;
}
.sync-badge {
  display: inline-flex;
  width: fit-content;
  color: var(--success);
  background: var(--success-bg);
  border: 1px solid rgba(107, 130, 104, 0.35);
  border-radius: 2px;
  padding: 0.22rem 0.45rem;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.insights-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.75rem;
  padding: 0.8rem 0.95rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.insights-metrics .k { color: var(--muted); letter-spacing: 0.02em; }
.insights-metrics .v { color: var(--text); text-align: right; font-variant-numeric: tabular-nums; font-weight: 500; }
.insight-primary {
  padding: 0.75rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.insight-primary .title {
  color: var(--text);
  font-family: var(--font-reading);
  font-size: 0.98rem;
  line-height: 1.25;
}
.insight-primary .detail,
.insight-empty {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}
.insight-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.insight-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 0.6rem;
  align-items: baseline;
  padding: 0.55rem 0.7rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 0.78rem;
}
.insight-row .name { color: var(--text); font-weight: 500; }
.insight-row .count {
  color: var(--accent-soft);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.insight-row .example {
  grid-column: 1 / -1;
  color: var(--muted);
  line-height: 1.35;
  font-family: var(--font-reading);
  font-size: 0.9rem;
}
.insight-theory {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.insight-theory-item {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
  padding-left: 0.65rem;
  border-left: 2px solid var(--rule-3);
}
.practice-list,
.theory-card-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.practice-row,
.theory-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.65rem 0.75rem;
}
.practice-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.45rem 0.65rem;
  align-items: center;
}
.practice-title,
.theory-title {
  color: var(--text);
  font-weight: 500;
  font-size: 0.8rem;
  line-height: 1.3;
}
.practice-detail,
.theory-body {
  color: var(--muted);
  font-family: var(--font-reading);
  font-size: 0.9rem;
  line-height: 1.4;
}
.practice-detail {
  grid-column: 1 / -1;
}
.practice-tag {
  display: inline-flex;
  width: fit-content;
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.practice-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.practice-progress {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  margin-bottom: 0.55rem;
}
.practice-progress .metric {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.5rem;
  text-align: center;
}
.practice-progress .value {
  display: block;
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-weight: 600;
}
.practice-progress .label {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.practice-recent {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem;
  margin: 0.45rem 0;
}
.practice-recent .metric {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.45rem 0.55rem;
}
.practice-recent .value {
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-weight: 600;
}
.practice-recent .label {
  display: block;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.practice-trend {
  padding: 0.55rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.55rem;
}
.practice-trend-bars {
  height: 72px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.35rem;
  align-items: end;
}
.practice-trend-day {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: end;
  align-items: center;
  gap: 0.25rem;
}
.practice-trend-bar {
  width: min(20px, 70%);
  height: var(--bar-height);
  min-height: 3px;
  border: 1px solid var(--border);
  background:
    linear-gradient(
      to top,
      var(--success) 0 var(--bar-success),
      var(--highlight) var(--bar-success) 100%
    );
  border-radius: 2px 2px 0 0;
}
.practice-trend-label {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  text-transform: uppercase;
}
.practice-trend-summary {
  color: var(--muted);
  font-family: var(--font-reading);
  font-size: 0.82rem;
  line-height: 1.4;
  margin-top: 0.45rem;
}
.practice-empty {
  color: var(--muted);
  font-family: var(--font-reading);
  font-size: 0.9rem;
  line-height: 1.4;
  padding: 0.55rem 0;
}
.practice-load {
  align-self: start;
}

.strength-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}
.strength-value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent-soft);
  font-variant-numeric: tabular-nums;
}
.strength-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
input[type=range].strength-slider {
  -webkit-appearance: none;
  width: 100%;
  background: transparent;
  margin: 0.25rem 0;
}
input[type=range].strength-slider:focus { outline: none; }
input[type=range].strength-slider::-webkit-slider-runnable-track {
  height: 3px;
  background: var(--rule-3);
  border-radius: 0;
}
input[type=range].strength-slider::-moz-range-track {
  height: 3px;
  background: var(--rule-3);
  border-radius: 0;
}
input[type=range].strength-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  margin-top: -5.5px;
  border-radius: 0;
  cursor: pointer;
}
input[type=range].strength-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
}
.strength-tier {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.side-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.side-toggle button {
  flex: 1;
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 0.6rem;
  cursor: pointer;
  transition: all 0.15s;
}
.side-toggle button.active { background: var(--surface2); color: var(--text); font-weight: 500; }
.side-toggle button:not(.active):hover { color: var(--text); }

.fen-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.5rem 0.6rem;
  outline: none;
  resize: vertical;
  min-height: 3em;
  transition: border-color 0.15s;
}
.fen-input:focus { border-color: var(--accent); }
.fen-input::placeholder { color: var(--muted); opacity: 0.7; }
.fen-error {
  font-size: 0.72rem;
  color: #dd8a8a;
}

.coach-panel-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Threats panel */
.threats-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.threat-card {
  padding: 0.55rem 0.7rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  font-size: 0.8rem;
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
}
.threat-card.mate { border-left-color: var(--accent-soft); background: rgba(162,51,70,0.08); }
.threat-card .piece {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--accent-soft);
  min-width: 2.2em;
}
.threat-card .text { color: var(--text); opacity: 0.9; }
.threats-empty {
  font-family: var(--font-reading);
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
}

/* Candidates */
.candidate-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.6rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  align-items: baseline;
  background: var(--surface);
}
.candidate-row .rank {
  color: var(--muted);
  font-size: 0.72rem;
}
.candidate-row .move {
  font-weight: 600;
  color: var(--text);
}
.candidate-row .eval {
  color: var(--accent-soft);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}
.candidate-row.best-delta .eval { color: var(--highlight); }
.candidate-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.02em;
  line-height: 1.4;
  margin-bottom: 0.35rem;
}
.candidate-cont {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  padding: 0.1rem 0.75rem 0.3rem 1.8rem;
  letter-spacing: 0.01em;
}

/* Opening identification */
.coach-opening-card {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  padding: 0.35rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent-soft);
  border-radius: 2px;
  letter-spacing: 0.02em;
}
.coach-opening-card .eco {
  color: var(--accent-soft);
  font-weight: 600;
  margin-right: 0.4rem;
}
.coach-opening-card .name {
  color: var(--text);
}
.coach-opening-actions { display: flex; justify-content: flex-end; margin-top: 0.45rem; }
.network-status {
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  line-height: 1.35;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  background: var(--surface);
}
.network-status.offline { color: #d9b37c; border-left-color: #d9b37c; }
.training-data-actions { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.personal-repertoire-list { display: grid; gap: 0.45rem; margin-top: 0.6rem; }
.repertoire-observed-row { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; align-items: center; padding: 0.55rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); }
.repertoire-observed-copy { min-width: 0; }
.repertoire-observed-copy strong, .repertoire-observed-copy span { display: block; }
.repertoire-observed-copy strong { color: var(--text); font-size: 0.76rem; }
.repertoire-observed-copy span { color: var(--muted); font-size: 0.68rem; line-height: 1.4; margin-top: 0.18rem; }
.repertoire-observed-actions { display: flex; gap: 0.3rem; flex-wrap: wrap; justify-content: flex-end; }
.opening-bridge-list { display: grid; gap: 0.45rem; margin-top: 0.6rem; }
.opening-bridge-row { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; align-items: center; padding: 0.55rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); }
.opening-bridge-copy strong, .opening-bridge-copy span { display: block; }
.opening-bridge-copy strong { color: var(--text); font-size: 0.76rem; }
.opening-bridge-copy span { color: var(--muted); font-size: 0.68rem; line-height: 1.4; margin-top: 0.18rem; }
.insight-recurring { padding: 0.65rem 0.7rem; border: 1px solid var(--border); border-radius: 2px; background: var(--surface); }
.insight-recurring-label { color: var(--muted); font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.08em; text-transform: uppercase; }
.insight-recurring-list { display: grid; gap: 0.3rem; margin-top: 0.45rem; }
.insight-recurring-row { display: flex; justify-content: space-between; gap: 0.5rem; font-size: 0.72rem; }
.insight-recurring-row strong { color: var(--text); font-weight: 500; }
.insight-recurring-row span { color: var(--muted); text-align: right; }

/* Move list */
.movelist-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
}
.movelist-actions { display: inline-flex; gap: 0.4rem; }
.movelist-copy {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.2rem 0.55rem;
  cursor: pointer;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.15s, border-color 0.15s;
}
.movelist-copy:hover { color: var(--accent-soft); border-color: var(--accent-soft); }
.movelist-copy:disabled { opacity: 0.4; cursor: not-allowed; }
.movelist-copy.copied { color: var(--highlight); border-color: var(--highlight); }
.movelist {
  display: grid;
  grid-template-columns: 2.2em 1fr 1fr;
  gap: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  max-height: 12rem;
  overflow-y: auto;
  padding: 0.5rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-variant-numeric: tabular-nums;
}
.movelist .num { color: var(--muted); }
.movelist .ply {
  color: var(--text);
  padding: 0.05rem 0.3rem;
  border-radius: 2px;
  cursor: pointer;
}
.movelist .ply:hover { background: var(--surface2); }
.movelist .ply.current { background: rgba(162,51,70,0.22); color: var(--text); }
.movelist .ply.blunder { color: var(--accent-soft); }
.movelist .ply.mistake { color: #c28a4e; }
.movelist .ply.inaccuracy { color: #a89a6a; }
.movelist .ply-empty { color: var(--muted); opacity: 0.4; }

/* Post-game summary */
.summary-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 10, 7, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(2px);
  padding: 1rem;
  animation: summary-overlay-in 0.42s ease-out both;
}
.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 2px;
  padding: 1.5rem 1.75rem;
  max-width: 760px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  animation: summary-card-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}
@keyframes summary-overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes summary-card-in {
  from { opacity: 0; transform: translateY(12px) scale(0.985); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}
/* Gentle pulse on the status line when a game naturally ends — gives the
   user a beat to notice before the overlay arrives. */
.coach-status.status-ended {
  color: var(--accent-soft);
  animation: status-pulse 1.1s ease-out 1;
}
@keyframes status-pulse {
  0%   { transform: scale(1);    opacity: 0.6; }
  35%  { transform: scale(1.04); opacity: 1;   }
  100% { transform: scale(1);    opacity: 1;   }
}
@media (prefers-reduced-motion: reduce) {
  .summary-overlay,
  .summary-card,
  .coach-status.status-ended { animation: none; }
}
.summary-title {
  font-family: var(--font-reading);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
}
.summary-subtitle {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.02em;
  margin-top: -0.6rem;
}

.summary-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.summary-metric { display: flex; flex-direction: column; gap: 0.15rem; }
.summary-metric .metric-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.summary-metric .metric-value {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.summary-metric .metric-value.accent { color: var(--accent-soft); }
.summary-metric .metric-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.summary-section { display: flex; flex-direction: column; gap: 0.55rem; }
.summary-section-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--highlight);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.summary-section-title .eval-chart-hint {
  font-weight: 400;
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0.02em;
  font-size: 0.66rem;
}

/* Tier bar (classification distribution) */
.tier-bar {
  display: flex;
  height: 10px;
  border-radius: 2px;
  overflow: hidden;
  background: var(--surface2);
}
.tier-bar-seg { height: 100%; }
.tier-bar-seg.best { background: #8aa074; }
.tier-bar-seg.excellent { background: #6b8268; }
.tier-bar-seg.good { background: #4c6656; }
.tier-bar-seg.inaccuracy { background: #b8a06a; }
.tier-bar-seg.mistake { background: #c28a4e; }
.tier-bar-seg.blunder { background: var(--accent); }
.tier-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.tier-legend-item { display: inline-flex; align-items: center; gap: 0.35rem; }
.tier-legend-item .swatch {
  width: 8px; height: 8px; border-radius: 1px; display: inline-block;
}
.tier-legend-item .swatch.best { background: #8aa074; }
.tier-legend-item .swatch.excellent { background: #6b8268; }
.tier-legend-item .swatch.good { background: #4c6656; }
.tier-legend-item .swatch.inaccuracy { background: #b8a06a; }
.tier-legend-item .swatch.mistake { background: #c28a4e; }
.tier-legend-item .swatch.blunder { background: var(--accent); }
.tier-legend-item .count {
  color: var(--text);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* Phase breakdown */
.phase-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.45rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.phase-grid .phase-name { color: var(--muted); }
.phase-grid .phase-acc {
  color: var(--text);
  font-variant-numeric: tabular-nums;
  text-align: right;
  font-weight: 500;
}
.phase-grid .phase-count {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* Eval chart */
.eval-chart {
  width: 100%;
  background: var(--surface2);
  border-radius: 2px;
  padding: 0.5rem;
}
.eval-chart svg { display: block; width: 100%; height: auto; }

/* Critical / best moments */
.moment-list { display: flex; flex-direction: column; gap: 0.35rem; }
.moment-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.5rem 0.7rem;
  background: var(--surface2);
  border-left: 2px solid var(--border);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  width: 100%;
  border-top: 0;
  border-right: 0;
  border-bottom: 0;
  text-align: left;
}
.moment-row:hover { background: var(--surface); border-left-color: var(--highlight); }
.moment-row.blunder { border-left-color: var(--accent); }
.moment-row.mistake { border-left-color: #c28a4e; }
.moment-row.inaccuracy { border-left-color: var(--highlight); }
.moment-row.best { border-left-color: #8aa074; }
.moment-row.excellent { border-left-color: #6b8268; }
.moment-row .moment-num {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.moment-row .moment-san {
  color: var(--text);
  font-weight: 500;
}
.moment-row .moment-desc {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.01em;
}
.moment-row .moment-loss {
  color: var(--accent-soft);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  white-space: nowrap;
}
.moment-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  font-style: italic;
}

/* Opening line */
.summary-opening-line {
  font-family: var(--font-reading);
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.4;
}
.summary-opening-line .eco {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.1rem 0.45rem;
  background: var(--surface2);
  color: var(--highlight);
  border-radius: 2px;
  margin-right: 0.5rem;
  vertical-align: middle;
}

/* Takeaway */
.summary-takeaway {
  padding: 0.8rem 0.95rem;
  background: var(--surface2);
  border-left: 2px solid var(--highlight);
  border-radius: 2px;
  font-family: var(--font-reading);
  font-size: 0.94rem;
  color: var(--text);
  line-height: 1.45;
}
.summary-takeaway .eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--highlight);
  margin-bottom: 0.35rem;
}

.summary-actions { display: flex; gap: 0.5rem; margin-top: 0.25rem; flex-wrap: wrap; }

.growth-card { padding: 0.85rem; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); }
.growth-card + .growth-card { margin-top: 0.75rem; }
.growth-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.55rem; margin-top: 0.65rem; }
.growth-grid .wide { grid-column: 1 / -1; }
.growth-card label { display: block; color: var(--muted); font-size: 0.72rem; margin-bottom: 0.25rem; }
.growth-card input, .growth-card select, .growth-card textarea {
  width: 100%; border: 1px solid var(--rule-3); border-radius: 4px; background: var(--bg);
  color: var(--text); padding: 0.5rem; font: 0.78rem var(--font-mono);
}
.growth-card textarea { resize: vertical; min-height: 6rem; }
.growth-actions { display: flex; gap: 0.45rem; align-items: center; flex-wrap: wrap; margin-top: 0.65rem; }
.growth-status { color: var(--muted); font-size: 0.72rem; line-height: 1.4; margin-top: 0.5rem; }
.growth-status.error { color: #d88484; }
.growth-status.success { color: #9db49a; }
.repertoire-action { margin-top: 0.6rem; }
.opening-btn.in-repertoire::after { content: '★'; color: var(--highlight); float: right; margin-left: 0.5rem; }
.weekly-list, .endgame-list { display: grid; gap: 0.55rem; margin-top: 0.65rem; }
.weekly-item, .endgame-item { padding: 0.65rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); }
.weekly-item strong, .endgame-item strong { display: block; color: var(--text); font-size: 0.78rem; margin-bottom: 0.2rem; }
.weekly-item span, .endgame-item span { color: var(--muted); font-size: 0.72rem; line-height: 1.45; }
.endgame-item { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; align-items: center; }
.endgame-item.is-complete { border-color: rgba(107,130,104,0.55); }
.import-progress { height: 4px; background: var(--rule-1); border-radius: 4px; overflow: hidden; margin-top: 0.55rem; }
.import-progress > span { display: block; width: 0; height: 100%; background: var(--accent); transition: width 0.2s ease; }
.auto-elo-note { color: var(--muted); font-size: 0.68rem; margin-top: 0.35rem; line-height: 1.35; }
#repertoire-section:empty { display: none; }

/* ── DESKTOP NOTICE ── shown on narrow screens instead of a mobile layout */
.desktop-notice {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(15, 10, 7, 0.96);
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
@media (max-width: 1023px) {
  html:not(.desktop-notice-dismissed) .desktop-notice { display: flex; }
  html:not(.desktop-notice-dismissed) body { overflow: hidden; }
}
.desktop-notice-card {
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  border-radius: 4px;
  padding: 1.5rem 1.6rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.desktop-notice-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-soft);
}
.desktop-notice-card h2 {
  font-family: var(--font-reading);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.2;
  margin: 0;
}
.desktop-notice-card p {
  font-family: var(--font-reading);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text);
  opacity: 0.88;
  margin: 0;
}
.desktop-notice-card .ctrl-btn { align-self: flex-start; margin-top: 0.4rem; }

/* ── COACH RAILS (desktop) ── */
.play-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.9rem 1rem 1rem;
  gap: 0.85rem;
}
.play-actions { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.play-actions .ctrl-btn { flex: 1 1 auto; }
.play-divider { height: 1px; background: var(--border); margin: 0.1rem 0; }
.rail-group {
  border-top: 1px solid var(--border);
}
.rail-group summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  user-select: none;
}
.rail-group summary::-webkit-details-marker { display: none; }
.rail-group summary .section-label { margin: 0; transition: color 0.15s; }
.rail-group summary::after {
  content: '';
  width: 7px; height: 7px;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(-45deg);
  transition: transform 0.15s;
  margin-right: 0.2rem;
}
.rail-group[open] summary::after { transform: rotate(45deg); }
.rail-group summary:hover .section-label { color: var(--text); }
.rail-group-body { display: flex; flex-direction: column; gap: 0.6rem; padding: 0 0 1rem; }
.rail-group-body .growth-card { margin: 0; }
.coach-settings { gap: 0; }
.coach-settings > .coach-hero { margin-bottom: 1rem; }
.coach-settings > .coach-daily-plan { margin-bottom: 1rem; }
.coach-settings > .play-card { margin-bottom: 1rem; }
.coach-settings > .network-status { margin-bottom: 1rem; }

.panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  gap: 0.25rem;
  position: sticky;
  top: -1.5rem;
  background: var(--bg);
  z-index: 2;
  margin: 0 0 0.25rem;
}
.panel-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.55rem 0.7rem 0.6rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.panel-tab:hover { color: var(--text); }
.panel-tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-badge {
  display: inline-block;
  min-width: 1.35em;
  padding: 0 0.35em;
  border-radius: 999px;
  background: var(--accent);
  color: #fff8f0;
  font-size: 0.64rem;
  line-height: 1.5;
  text-align: center;
  letter-spacing: 0;
}
.tab-badge[hidden] { display: none; }
.panel-page { display: none; flex-direction: column; gap: 1.25rem; }
.panel-page.active { display: flex; }

/* Wide desktops: give the rails a little more room so the centre column does
   not become a sea of empty space around the capped board. */
@media (min-width: 1800px) {
  :root { --rail-left: 350px; --rail-right: 500px; }
}

/* ── PRACTICE FOCUS MODE ── */
/* While a drill is active, everything that is not the drill steps aside. */
.coach-view.practice-active .play-card,
.coach-view.practice-active .rail-group,
.coach-view.practice-active #coach-status,
.coach-view.practice-active .captured-bar,
.coach-view.practice-active .board-nav,
.coach-view.practice-active .board-controls,
.coach-view.practice-active .panel-tabs,
.coach-view.practice-active .panel-page:not(#panel-practice),
.coach-view.practice-active #panel-practice > .coach-panel-section:not(#practice-section),
.coach-view.practice-active .practice-progress,
.coach-view.practice-active .practice-recent,
.coach-view.practice-active .practice-trend,
.coach-view.practice-active #btn-practice-session-start,
.coach-view.practice-active #btn-practice-progress-reset { display: none !important; }
.coach-view.practice-active #panel-practice { display: flex !important; }
.coach-view.practice-active .practice-row.is-active .practice-load { display: none; }
.practice-row.is-active {
  background: var(--accent-dim);
  border-left: 2px solid var(--accent);
  padding: 0.5rem 0.6rem;
  margin: 0 -0.6rem;
  border-radius: 2px;
}
.practice-row.is-active .practice-title { color: var(--accent-soft); }
.coach-view.practice-active .coach-daily-plan .plan-detail { display: none; }

.coach-review-summary { color: var(--text); font-family: var(--font-reading); font-size: 1rem; line-height: 1.5; }
.coach-review-details { color: var(--muted); font-size: 0.82rem; line-height: 1.5; }
.coach-review-details summary { cursor: pointer; padding: 0.45rem 0; }
.coach-review-detail-body { display: flex; flex-direction: column; gap: 0.6rem; padding-top: 0.45rem; }
.coach-analysis-strip { width: var(--board-size); max-width: 100%; }
.coach-analysis-strip:has(#coach-review-analysis:empty) { display: none; }
#coach-review-analysis { padding: 0.65rem 0.8rem; border-left: 3px solid var(--accent); background: var(--surface2); color: var(--text); font-size: 0.82rem; line-height: 1.5; }
.coach-analysis-actions { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.45rem; }
.coach-view.practice-active .coach-analysis-strip { display: none; }