:root {
  --navy-900: #15212e;
  --navy-800: #1d2b3a;
  --navy-700: #243446;
  --navy-600: #2e4156;
  --navy-500: #3b5168;

  --ink: #1a2533;
  --ink-2: #44556a;
  --muted: #6b7785;
  --hair: #e3e7eb;
  --hair-2: #eef1f4;

  --bg: #f1f3f6;
  --surface: #ffffff;
  --surface-2: #f7f9fb;

  --brand-blue: #2a73d6;
  --brand-purple: #7d4ed0;
  --brand-grad: linear-gradient(90deg, #2a73d6, #7d4ed0);
  --accent: #1f6fe5;

  --good: #1f8a5b;
  --okay: #d9892e;
  --poor: #c0473c;

  /* Training / coaching surface (distinct from call UI) */
  --train-surface: #f3f1fc;
  --train-surface-2: #ecebf8;
  --train-border: #ddd6ef;
  --train-ink: #2a234a;
  --train-eyebrow: #6a44b8;
  --train-card-border: #dad2ef;

  --good-soft: #e7f5ee;
  --okay-soft: #fbf0df;
  --poor-soft: #fae6e3;

  --shadow-sm: 0 1px 2px rgba(15, 24, 34, 0.06), 0 1px 1px rgba(15, 24, 34, 0.04);
  --shadow-md: 0 6px 18px -8px rgba(15, 24, 34, 0.18), 0 2px 6px rgba(15, 24, 34, 0.06);
  --shadow-lg: 0 24px 60px -28px rgba(15, 24, 34, 0.35), 0 4px 12px rgba(15, 24, 34, 0.06);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
}

* { box-sizing: border-box; }

html, body, #root {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Mulish", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-feature-settings: "ss01" on, "cv11" on;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; }

/* ===================================================== App layout ===== */
.cs-app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top nav */
.cs-nav {
  background: var(--navy-800);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 24px;
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.cs-nav::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--brand-grad);
}
.cs-nav-brand { display: flex; align-items: center; gap: 14px; }
.cs-nav-divider { width: 1px; height: 22px; background: rgba(255,255,255,0.16); }
.cs-nav-app { font-weight: 700; letter-spacing: -0.005em; }
.cs-nav-tag {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.78);
  font-weight: 700;
}
.cs-nav-mid { flex: 1; text-align: center; color: rgba(255,255,255,0.78); font-size: 14px; }
.cs-nav-scn { font-weight: 600; }
.cs-nav-right { display: flex; align-items: center; gap: 16px; }
.cs-nav-elapsed {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.08);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.cs-nav-user { text-align: right; line-height: 1.2; }
.cs-nav-user-name { font-size: 13px; font-weight: 700; }
.cs-nav-user-role { font-size: 11px; color: rgba(255,255,255,0.6); }
.cs-nav-user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f2c14e, #d97c3a);
  color: #fff;
  display: grid; place-items: center;
  font-weight: 700; font-size: 12px;
}

/* Placeholder banner */
.cs-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff7e0;
  color: #6b4d1a;
  padding: 6px 24px;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid #f0e2b8;
}

/* Three-column main */
.cs-main {
  flex: 1;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr) 340px;
  gap: 20px;
  padding: 24px;
  max-width: 1480px;
  margin: 0 auto;
  width: 100%;
}

/* ===================================================== Left rail ===== */
.cs-rail { display: flex; flex-direction: column; gap: 16px; }

.cs-caller-card {
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-sm);
}
.cs-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--good-soft);
  color: var(--good);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.cs-pill-dot {
  width: 7px; height: 7px;
  background: var(--good);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(31, 138, 91, 0.5);
  animation: cs-pulse 1.6s infinite;
}
@keyframes cs-pulse {
  0% { box-shadow: 0 0 0 0 rgba(31, 138, 91, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(31, 138, 91, 0); }
  100% { box-shadow: 0 0 0 0 rgba(31, 138, 91, 0); }
}
.cs-pill-time { margin-left: auto; font-variant-numeric: tabular-nums; opacity: 0.85; }

.cs-caller-body { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.cs-avatar {
  border-radius: 50%;
  color: #fff;
  font-weight: 800;
  display: grid; place-items: center;
  flex-shrink: 0;
  box-shadow: inset 0 -2px 6px rgba(0,0,0,0.12);
}
.cs-caller-info { min-width: 0; }
.cs-caller-name { font-size: 18px; font-weight: 800; letter-spacing: -0.01em; }
.cs-caller-sub { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }

.cs-caller-meta {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px dashed var(--hair);
}
.cs-caller-meta dt {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 2px;
}
.cs-caller-meta dd {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

/* Mood meter */
.cs-mood {
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
}
.cs-mood-head { display: flex; align-items: center; gap: 12px; }
.cs-mood-label { font-size: 16px; font-weight: 800; line-height: 1.1; }
.cs-mood-sub { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; }
.cs-mood-bar {
  position: relative;
  height: 6px;
  background: var(--hair-2);
  border-radius: 999px;
  overflow: visible;
}
.cs-mood-bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  height: 100%;
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.cs-mood-bar-marker {
  position: absolute;
  top: 50%;
  width: 14px; height: 14px;
  background: #fff;
  border: 2px solid var(--navy-800);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: left 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* Call controls */
.cs-controls {
  background: var(--navy-800);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 12px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  box-shadow: var(--shadow-md);
  position: relative;
}
.cs-ctrl {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 10px 6px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: rgba(255,255,255,0.86);
  font-size: 11px;
  font-weight: 700;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.cs-ctrl:hover { background: rgba(255,255,255,0.08); color: #fff; }
.cs-ctrl.is-on { background: #fff; color: var(--navy-800); border-color: #fff; }
.cs-ctrl-end {
  grid-column: 1 / -1;
  flex-direction: row;
  background: var(--poor);
  border-color: transparent;
  color: #fff;
}
.cs-ctrl-end:hover { background: #a83a31; color: #fff; }

/* ===================================================== Center stage ===== */
.cs-stage {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Caller utterance card */
.cs-utterance {
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 22px 24px 18px;
  box-shadow: var(--shadow-md);
  position: relative;
  animation: cs-rise 0.4s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
@keyframes cs-rise {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.cs-utt-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 700;
}
.cs-utt-from { color: var(--accent); }
.cs-utt-step { color: var(--muted); }
.cs-utt-text {
  margin: 0 0 18px;
  font-size: 22px;
  line-height: 1.42;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: var(--ink);
  text-wrap: pretty;
  position: relative;
  padding-left: 16px;
  border-left: 3px solid var(--brand-blue);
  border-image: var(--brand-grad) 1;
}

/* Audio player */
.cs-audio {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface-2);
  border: 1px solid var(--hair);
  border-radius: 999px;
  padding: 8px 16px 8px 8px;
}
.cs-audio-play {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 0;
  background: var(--navy-800);
  color: #fff;
  display: grid; place-items: center;
  flex-shrink: 0;
  transition: transform 0.1s, background 0.15s;
}
.cs-audio-play:hover { background: var(--navy-700); transform: scale(1.05); }
.cs-audio-time {
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  font-weight: 700;
}
.cs-audio-icon {
  background: transparent; border: 0; color: var(--muted);
  padding: 4px;
  display: grid; place-items: center;
}
.cs-audio-icon:hover { color: var(--ink); }

.cs-waveform {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 2px;
  height: 30px;
  min-width: 0;
}
.cs-waveform span {
  display: block;
  flex: 1;
  background: var(--navy-500);
  border-radius: 2px;
  min-height: 2px;
  transform-origin: center;
}
.cs-waveform.is-playing span {
  animation: cs-wave 0.9s ease-in-out infinite alternate;
  background: var(--accent);
}
@keyframes cs-wave {
  0%   { transform: scaleY(0.6); }
  100% { transform: scaleY(1); }
}

/* Prompt */
.cs-prompt {
  padding: 4px 4px 0;
}
.cs-prompt-title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--train-ink);
}
.cs-prompt-sub {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

/* Option cards */
.cs-options { display: flex; flex-direction: column; gap: 10px; }
.cs-option {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  text-align: left;
  background: var(--surface);
  border: 1.5px solid var(--hair);
  border-radius: var(--radius);
  padding: 16px 18px;
  font-size: 15.5px;
  line-height: 1.45;
  color: var(--ink);
  transition: border-color 0.15s, background 0.15s, transform 0.05s, box-shadow 0.15s;
  width: 100%;
  position: relative;
}
.cs-option:hover:not(:disabled) {
  border-color: var(--accent);
  background: #fafcff;
  box-shadow: 0 4px 12px -6px rgba(31, 111, 229, 0.25);
}
.cs-option:active:not(:disabled) { transform: translateY(1px); }
.cs-option.is-selected {
  border-color: var(--accent);
  background: #f3f8ff;
  box-shadow: 0 0 0 3px rgba(31, 111, 229, 0.15);
}
.cs-option.is-dimmed { opacity: 0.45; }
.cs-option.is-locked.is-q-good { border-color: var(--good); background: var(--good-soft); }
.cs-option.is-locked.is-q-okay { border-color: var(--okay); background: var(--okay-soft); }
.cs-option.is-locked.is-q-poor { border-color: var(--poor); background: var(--poor-soft); }

.cs-option-letter {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--hair-2);
  color: var(--ink-2);
  display: grid; place-items: center;
  font-size: 13px; font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
  transition: background 0.15s, color 0.15s;
}
.cs-option:hover:not(:disabled) .cs-option-letter,
.cs-option.is-selected .cs-option-letter {
  background: var(--accent); color: #fff;
}
.cs-option.is-locked.is-q-good .cs-option-letter { background: var(--good); color: #fff; }
.cs-option.is-locked.is-q-okay .cs-option-letter { background: var(--okay); color: #fff; }
.cs-option.is-locked.is-q-poor .cs-option-letter { background: var(--poor); color: #fff; }

.cs-option-label { flex: 1; text-wrap: pretty; }

.cs-option-badge {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  margin-left: auto;
  flex-shrink: 0;
}
.cs-q-good { background: var(--good); }
.cs-q-okay { background: var(--okay); }
.cs-q-poor { background: var(--poor); }

/* Submit row */
.cs-submit-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding-top: 4px;
}
.cs-submit-hint { font-size: 13px; color: var(--muted); }

/* Buttons */
.cs-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  transition: background 0.15s, transform 0.05s, box-shadow 0.15s, opacity 0.15s;
}
.cs-btn-primary {
  background: var(--navy-800);
  color: #fff;
  box-shadow: 0 2px 6px rgba(15,24,34,0.12);
}
.cs-btn-primary:hover:not(:disabled) { background: var(--navy-700); }
.cs-btn-primary:active:not(:disabled) { transform: translateY(1px); }
.cs-btn-primary:disabled { opacity: 0.4; }
.cs-btn-ghost {
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--hair);
}
.cs-btn-ghost:hover { background: var(--hair-2); color: var(--ink); }

/* ===================================================== Training surface ===== */
.cs-train {
  position: relative;
  background: var(--train-surface);
  border: 1px solid var(--train-border);
  border-radius: var(--radius-lg);
  padding: 22px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
}
.cs-train::before {
  content: none;
}
.cs-train-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--train-eyebrow);
}
.cs-train-eyebrow::before {
  content: "";
  width: 14px; height: 2px;
  background: var(--brand-grad);
  border-radius: 999px;
}

/* Sub-paragraph inside training surface */
.cs-train .cs-prompt { padding: 0; }
.cs-train .cs-prompt-sub {
  margin: 0;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.5;
  text-wrap: pretty;
}

/* Option cards on the tinted surface get a slightly stronger border */
.cs-train .cs-option {
  border-color: var(--train-card-border);
  box-shadow: 0 1px 0 rgba(106, 68, 184, 0.04);
}
.cs-train .cs-option:hover:not(:disabled) {
  border-color: var(--train-eyebrow);
  background: #fff;
  box-shadow: 0 6px 16px -8px rgba(106, 68, 184, 0.28);
}
.cs-train .cs-option.is-selected {
  border-color: var(--train-eyebrow);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(125, 78, 208, 0.18);
}
.cs-train .cs-option:hover:not(:disabled) .cs-option-letter,
.cs-train .cs-option.is-selected .cs-option-letter {
  background: var(--train-eyebrow);
}

.cs-train .cs-submit-row { padding-top: 2px; }

/* ===================================================== Right column ===== */
.cs-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-self: start;
}

/* ===================================================== Coaching panel ===== */
.cs-coach {
  position: relative;
  background: var(--train-surface);
  border: 1px solid var(--train-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: none;
  align-self: start;
  display: flex; flex-direction: column; gap: 16px;
  animation: cs-rise 0.35s ease-out both;
  overflow: hidden;
}
.cs-coach::before {
  content: none;
}
.cs-coach-empty {
  background: var(--train-surface);
  border-style: dashed;
  box-shadow: none;
  color: var(--muted);
}
.cs-coach-empty-inner {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px;
  padding: 20px 8px 8px;
  color: var(--muted);
}
.cs-coach-empty-title { font-size: 15px; font-weight: 800; color: var(--train-eyebrow); }
.cs-coach-empty-sub { font-size: 13px; max-width: 240px; line-height: 1.45; color: var(--ink-2); }

.cs-coach-header { display: flex; align-items: center; justify-content: flex-end; }
.cs-coach-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--train-eyebrow);
}
.cs-coach-eyebrow::before {
  content: "";
  width: 14px; height: 2px;
  background: var(--brand-grad);
  border-radius: 999px;
}
.cs-coach-stamp {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 800;
  padding: 4px 9px;
  border-radius: 999px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cs-coach-step {
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--train-card-border);
  border-radius: var(--radius);
  display: flex; flex-direction: column; gap: 2px;
}
.cs-coach-step-num {
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 700;
  color: var(--train-eyebrow);
}
.cs-coach-step-name {
  font-size: 18px; font-weight: 800; letter-spacing: -0.01em; color: var(--train-ink);
}

.cs-coach-tip {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--train-ink);
  text-wrap: pretty;
}

.cs-coach-impact {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--train-card-border);
}
.cs-coach-impact-label {
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-weight: 700;
}
.cs-coach-impact-val { font-size: 14px; font-weight: 800; }
.cs-coach-impact-val.cs-q-good { color: var(--good); background: none; }
.cs-coach-impact-val.cs-q-okay { color: var(--okay); background: none; }
.cs-coach-impact-val.cs-q-poor { color: var(--poor); background: none; }

.cs-coach-next {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(90deg, #2a73d6, #7d4ed0);
  color: #fff;
  border: 0;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  transition: filter 0.15s, transform 0.05s;
  box-shadow: 0 4px 14px -6px rgba(106, 68, 184, 0.5);
}
.cs-coach-next:hover { filter: brightness(1.05); }
.cs-coach-next:active { transform: translateY(1px); }

/* ===================================================== Knowledge base ===== */
.cs-kb {
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 18px 20px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cs-kb-header { display: flex; align-items: center; gap: 12px; }
.cs-kb-icon {
  width: 32px; height: 32px;
  border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(42, 115, 214, 0.12), rgba(125, 78, 208, 0.12));
  color: var(--accent);
}
.cs-kb-title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.005em;
  color: var(--ink);
  line-height: 1.2;
}
.cs-kb-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
  line-height: 1.3;
}
.cs-kb-form { display: flex; flex-direction: column; gap: 10px; }
.cs-kb-field { display: flex; flex-direction: column; gap: 5px; }
.cs-kb-label {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--muted);
}
.cs-kb-select-wrap, .cs-kb-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.cs-kb-select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--hair);
  border-radius: 9px;
  padding: 10px 36px 10px 12px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.cs-kb-select:hover { border-color: #cdd3da; }
.cs-kb-select:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(31, 111, 229, 0.15);
}
.cs-kb-chev {
  position: absolute;
  right: 12px;
  pointer-events: none;
  color: var(--muted);
  display: grid; place-items: center;
}
.cs-kb-search-icon {
  position: absolute;
  left: 12px;
  pointer-events: none;
  color: var(--muted);
  display: grid; place-items: center;
}
.cs-kb-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--hair);
  border-radius: 9px;
  padding: 10px 12px 10px 36px;
  font: inherit;
  font-size: 14px;
  color: var(--ink);
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.cs-kb-input::placeholder { color: var(--muted); }
.cs-kb-input:hover { border-color: #cdd3da; }
.cs-kb-input:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(31, 111, 229, 0.15);
}
.cs-kb-submit {
  align-self: flex-end;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--hair);
  color: var(--ink-2);
  padding: 8px 14px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 13px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.cs-kb-submit:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===================================================== Summary ===== */
.cs-summary {
  min-height: 100vh;
  background: var(--bg);
  padding: 48px 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.cs-summary-card {
  width: 100%;
  max-width: 780px;
  background: var(--surface);
  border-radius: 24px;
  border: 1px solid var(--hair);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cs-summary-head {
  display: flex; align-items: center; gap: 24px;
  padding: 32px 36px;
  background: var(--navy-800);
  color: #fff;
  position: relative;
}
.cs-summary-head::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 3px; background: var(--brand-grad);
}
.cs-summary-eyebrow {
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 800;
  color: rgba(255,255,255,0.6);
}
.cs-summary-title { margin: 4px 0 8px; font-size: 28px; font-weight: 800; letter-spacing: -0.015em; }
.cs-summary-sub { margin: 0; font-size: 15px; color: rgba(255,255,255,0.82); line-height: 1.5; max-width: 520px; }
.cs-summary-sub strong { color: #fff; }
.cs-summary-mood {
  flex-shrink: 0;
  width: 96px; height: 96px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: grid; place-items: center;
}

.cs-summary-steps {
  list-style: none;
  padding: 12px 24px;
  margin: 0;
  display: flex; flex-direction: column;
}
.cs-summary-step {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 18px;
  padding: 18px 12px;
  align-items: start;
  border-bottom: 1px solid var(--hair-2);
}
.cs-summary-step:last-child { border-bottom: 0; }
.cs-summary-step-num {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.cs-summary-step.cs-q-good .cs-summary-step-num { color: var(--good); }
.cs-summary-step.cs-q-okay .cs-summary-step-num { color: var(--okay); }
.cs-summary-step.cs-q-poor .cs-summary-step-num { color: var(--poor); }
.cs-summary-step.is-skipped .cs-summary-step-num { color: var(--hair); }
.cs-summary-step-name { font-size: 17px; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 4px; }
.cs-summary-step-tip { font-size: 13.5px; color: var(--ink-2); line-height: 1.5; text-wrap: pretty; }
.cs-summary-step-badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 800; color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase; letter-spacing: 0.04em;
  white-space: nowrap;
  margin-top: 2px;
}

.cs-summary-actions {
  display: flex; gap: 10px;
  padding: 20px 36px 32px;
  border-top: 1px solid var(--hair-2);
}

/* ===================================================== Transcript modal ===== */
.cs-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 24, 34, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  z-index: 50;
  animation: cs-fade 0.2s ease-out both;
}
@keyframes cs-fade { from { opacity: 0 } to { opacity: 1 } }

.cs-modal {
  width: 100%;
  max-width: 720px;
  max-height: calc(100vh - 64px);
  background: var(--surface);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cs-rise 0.25s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.cs-modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--hair-2);
}
.cs-modal-eyebrow {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--muted);
  margin-bottom: 4px;
}
.cs-modal-title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.cs-modal-close {
  background: var(--hair-2);
  border: 0;
  border-radius: 8px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  color: var(--ink-2);
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.cs-modal-close:hover { background: var(--ink); color: #fff; }

.cs-modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.cs-modal-foot {
  border-top: 1px solid var(--hair-2);
  padding: 14px 24px;
  display: flex;
  justify-content: flex-end;
}

/* Intro modal */
.cs-modal-intro { max-width: 540px; }
.cs-intro-copy {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  text-wrap: pretty;
  white-space: pre-line;
}

/* Transcript turns */
.cs-trx-turn {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cs-trx-step {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--muted);
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--hair);
}
.cs-trx-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.cs-trx-caller { justify-content: flex-start; }
.cs-trx-agent { justify-content: flex-end; }
.cs-trx-bubble {
  max-width: 78%;
  background: var(--surface-2);
  border: 1px solid var(--hair);
  border-radius: 14px;
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--ink);
}
.cs-trx-bubble-agent {
  background: var(--train-surface);
  border-color: var(--train-card-border);
}
.cs-trx-who, .cs-trx-who-row .cs-trx-who {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--muted);
  margin-bottom: 3px;
}
.cs-trx-who-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 3px;
}
.cs-trx-who-row .cs-trx-who { margin-bottom: 0; }
.cs-trx-text {
  text-wrap: pretty;
}
.cs-trx-stamp {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
  padding: 3px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.cs-trx-coach {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--train-card-border);
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ink-2);
  text-wrap: pretty;
}
.cs-trx-coach-label {
  font-weight: 800;
  color: var(--train-eyebrow);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 11px;
  margin-right: 4px;
}
.cs-trx-agent-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f2c14e, #d97c3a);
  color: #fff;
  display: grid; place-items: center;
  font-weight: 800;
  font-size: 13px;
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .cs-modal-backdrop { padding: 12px; }
  .cs-modal-head { padding: 16px; }
  .cs-modal-body { padding: 16px; gap: 18px; }
  .cs-modal-foot { padding: 12px 16px; }
  .cs-trx-bubble { max-width: 100%; }
}

/* ===================================================== Responsive ===== */
@media (max-width: 1180px) {
  .cs-main {
    grid-template-columns: 300px minmax(0, 1fr);
  }
  .cs-right {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: stretch;
  }
  .cs-right > * { flex: 1 1 360px; min-width: 0; }
}

@media (max-width: 820px) {
  .cs-nav { padding: 10px 16px; gap: 12px; flex-wrap: wrap; }
  .cs-nav-mid { display: none; }
  .cs-nav-user { display: none; }
  .cs-banner { padding: 6px 16px; }
  .cs-main {
    grid-template-columns: minmax(0, 1fr);
    padding: 16px;
    gap: 14px;
  }
  .cs-rail { flex-direction: column; }
  .cs-right { flex-direction: column; }
  .cs-controls { grid-template-columns: repeat(4, 1fr); }
  .cs-utt-text { font-size: 19px; }
  .cs-summary { padding: 24px 12px; }
  .cs-summary-head { flex-direction: column; align-items: flex-start; padding: 24px; }
  .cs-summary-mood { width: 72px; height: 72px; }
  .cs-summary-title { font-size: 22px; }
  .cs-summary-step { grid-template-columns: 40px 1fr; }
  .cs-summary-step-badge { grid-column: 1 / -1; justify-self: start; }
  .cs-summary-actions { flex-direction: column; padding: 16px 20px 24px; }
  .cs-submit-row { flex-direction: column; align-items: stretch; }
  .cs-submit-row .cs-btn { justify-content: center; }
}

/* Wordmark detail */
.cs-wordmark {
  display: inline-flex;
  align-items: center;
  font-family: "Mulish", sans-serif;
}