:root {
  --feedback-red: #e00012;
  --feedback-green: #7eff90;
  --feedback-amber: #f2b84b;
}

.feedback-shell {
  display: grid;
  gap: var(--at-box-gap, 12px);
}

.feedback-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .45fr);
  gap: var(--at-box-gap, 12px);
  align-items: center;
}

.feedback-title {
  margin: 4px 0 0;
  font-size: clamp(38px, 6vw, 74px);
  line-height: .9;
  letter-spacing: -0.07em;
}

.feedback-sub {
  max-width: 720px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.warning {
  border: 1px solid rgba(242,184,75,0.26);
  border-radius: 14px;
  background: rgba(242,184,75,0.08);
  color: #ffd886;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.45;
  font-weight: 750;
}

.feedback-start,
.feedback-listen,
.feedback-training {
  display: grid;
  gap: var(--at-box-gap, 12px);
}

.feedback-start {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(280px, .85fr);
  align-items: stretch;
}

.setup-card,
.start-card,
.listen-panel,
.round-panel,
.geq-panel,
.report-panel {
  border-radius: var(--at-panel-radius, 16px);
  padding: var(--at-panel-pad, 14px);
}

.panel-title {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.choice-grid {
  display: grid;
  gap: 8px;
}

.choice-card {
  min-height: 72px;
  width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: #11151a;
  color: var(--text);
  padding: 12px;
  text-align: left;
  cursor: pointer;
  box-shadow: var(--inset);
}

.choice-card > strong,
.choice-card > span {
  display: block;
}

.choice-card strong {
  font-size: 17px;
  font-weight: 1000;
  letter-spacing: -0.035em;
}

.choice-card > span,
.choice-summary {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.choice-title-row {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 0 !important;
  color: var(--text) !important;
  text-transform: none !important;
  letter-spacing: normal !important;
}

.difficulty-stars {
  flex: 0 0 auto;
  margin: 0 !important;
  color: var(--feedback-amber) !important;
  font-size: 15px !important;
  line-height: 1;
  letter-spacing: .08em !important;
}

.choice-summary {
  display: block;
}

.session-choice {
  min-height: 60px;
  padding-top: 9px;
  padding-bottom: 9px;
}

.choice-card.active {
  border-color: rgba(126,255,144,0.45);
  background:
    radial-gradient(circle at 12% 0%, rgba(126,255,144,0.15), transparent 36%),
    #12171d;
}

.start-card {
  display: grid;
  align-content: start;
  gap: 10px;
}

.start-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.training-flow-copy {
  min-height: 96px;
}

.start-actions {
  display: grid;
  gap: 10px;
  margin-top: auto;
}

.start-button,
.listen-mode-button {
  width: 100%;
  border-radius: 15px;
  color: #fff;
  font-weight: 1000;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--inset);
}

.start-button {
  min-height: 58px;
  border: 1px solid #ff6f79;
  background: linear-gradient(180deg, #f13d4a, #97000b);
  font-size: 18px;
  box-shadow: var(--inset), 0 12px 30px rgba(224,0,18,0.17);
}

.listen-mode-button {
  min-height: 46px;
  border: 1px solid #60e280;
  background: linear-gradient(180deg, #3fbd5e, #176b2d);
  font-size: 14px;
  box-shadow: var(--inset), 0 8px 20px rgba(66,211,107,0.12);
}

.hidden {
  display: none !important;
}

.listen-panel,
.round-panel,
.geq-panel,
.report-panel {
  min-width: 0;
}

.listen-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .56fr);
  gap: var(--at-box-gap, 12px);
  align-items: start;
}

.listen-head h2 {
  margin: 4px 0 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: .98;
  letter-spacing: -0.055em;
}

.listen-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.listen-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.listen-stats div {
  border: 1px solid var(--line-soft);
  border-radius: 13px;
  background: #11151a;
  padding: 10px;
  box-shadow: var(--inset);
  min-width: 0;
}

.listen-stats span {
  display: block;
  color: var(--dim);
  font-size: 10px;
  font-weight: 950;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.listen-stats strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 15px;
  font-weight: 1000;
  letter-spacing: -0.02em;
}

.listen-controls {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 520px;
}

.listen-status {
  margin-top: 10px;
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(126,255,144,0.24);
  border-radius: 13px;
  background: rgba(126,255,144,0.055);
  color: #b9ffc5;
  padding: 10px 12px;
  font-weight: 900;
  letter-spacing: .02em;
}

.round-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .72fr);
  gap: var(--at-box-gap, 12px);
  align-items: start;
}

.round-head h2 {
  margin: 4px 0 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: .98;
  letter-spacing: -0.055em;
}

.round-head > div:first-child {
  min-width: 0;
}

.round-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

#roundInstruction {
  min-height: 44px;
  height: 44px;
  max-height: 44px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  font-size: 14px;
  line-height: 1.5;
  box-sizing: border-box;
}

.round-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.round-stats.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.round-stats div,
.report-card {
  border: 1px solid var(--line-soft);
  border-radius: 13px;
  background: #11151a;
  padding: 10px;
  box-shadow: var(--inset);
  min-width: 0;
}

.round-stats span,
.report-card span {
  display: block;
  color: var(--dim);
  font-size: 10px;
  font-weight: 950;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.round-stats strong,
.report-card strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 15px;
  font-weight: 1000;
  letter-spacing: -0.02em;
}

.safety-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.btn {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, #303743, #171b22);
  color: var(--text);
  font-weight: 950;
  letter-spacing: .05em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--inset);
}

.btn.stop {
  border-color: #ff7a84;
  background: linear-gradient(180deg, #ff3040, #8f000a);
  color: #fff;
}

.btn.green,
.btn.lock {
  border-color: #60e280;
  background: linear-gradient(180deg, #45c765, #176b2d);
  color: #fff;
}

.btn.ghost {
  background: #11151a;
  color: var(--muted);
}

.feedback-meter {
  display: grid;
  grid-template-columns: 126px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}

.feedback-meter span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.feedback-meter div {
  height: 12px;
  border-radius: 999px;
  background: rgba(0,0,0,0.25);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.feedback-meter i {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #7eff90, #f2b84b, #ff5260);
  transition: width .12s ease;
}

.geq-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.geq-head p {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.42;
}

.geq-scale {
  flex: 0 0 auto;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #11151a;
  color: var(--muted);
  padding: 6px 9px;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.eq-scroll {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  padding: 10px 0 4px;
}

.eq-bank {
  --band-count: 10;
  display: grid;
  grid-template-columns: repeat(var(--band-count), minmax(34px, 1fr));
  gap: 6px;
  min-width: min(100%, calc(var(--band-count) * 42px));
  align-items: end;
}

.fader-strip {
  position: relative;
  display: grid;
  grid-template-rows: 20px 156px 24px 20px;
  justify-items: center;
  align-items: center;
  min-width: 0;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 9px;
  background: linear-gradient(180deg, #171a1e, #0f1114);
  padding: 6px 3px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.035), inset 0 -1px 0 rgba(0,0,0,0.7);
}

.fader-db {
  color: var(--green);
  font-size: 10px;
  font-weight: 1000;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.fader-slot {
  position: relative;
  width: 34px;
  height: 156px;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.fader-slot::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 4px;
  bottom: 4px;
  left: 50%;
  width: 7px;
  transform: translateX(-50%);
  border: 1px solid #202328;
  border-radius: 2px;
  background: #000;
  box-shadow: inset 0 0 5px rgba(255,255,255,0.035), 0 1px 0 rgba(255,255,255,0.035);
  pointer-events: none;
}

.fader-slot::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 7px 2px;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.14) 0 1px, transparent 1px 12px);
  opacity: .48;
  pointer-events: none;
}

.eq-fader {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  width: 148px;
  height: 28px;
  margin: 0;
  transform: translate(-50%, -50%) rotate(-90deg);
  transform-origin: center;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  cursor: pointer;
  touch-action: pan-y;
}

.eq-fader::-webkit-slider-runnable-track {
  width: 100%;
  height: 7px;
  border: 0;
  background: transparent;
}

.eq-fader::-webkit-slider-thumb {
  width: 13px;
  height: 28px;
  margin-top: -10.5px;
  border: 1px solid #8c9298;
  border-radius: 3px;
  appearance: none;
  -webkit-appearance: none;
  background:
    linear-gradient(90deg, transparent 43%, #17191c 44%, #17191c 57%, transparent 58%),
    linear-gradient(90deg, #aeb3b8 0%, #777c81 38%, #3c4044 62%, #777c81 100%);
  box-shadow: 2px 0 5px rgba(0,0,0,0.75), inset 1px 0 0 rgba(255,255,255,0.5), inset -1px 0 0 rgba(0,0,0,0.65);
}

.eq-fader::-moz-range-track {
  width: 100%;
  height: 7px;
  border: 0;
  background: transparent;
}

.eq-fader::-moz-range-thumb {
  width: 13px;
  height: 28px;
  border: 1px solid #8c9298;
  border-radius: 3px;
  background:
    linear-gradient(90deg, transparent 43%, #17191c 44%, #17191c 57%, transparent 58%),
    linear-gradient(90deg, #aeb3b8 0%, #777c81 38%, #3c4044 62%, #777c81 100%);
  box-shadow: 2px 0 5px rgba(0,0,0,0.75), inset 1px 0 0 rgba(255,255,255,0.5), inset -1px 0 0 rgba(0,0,0,0.65);
}

.eq-fader:focus-visible {
  outline: 2px solid rgba(126,255,144,0.65);
  outline-offset: 4px;
  border-radius: 4px;
}

.eq-fader.zero-detent-hit::-webkit-slider-thumb {
  box-shadow: 0 0 0 3px rgba(126,255,144,0.24), 0 2px 5px rgba(0,0,0,0.75), inset 0 1px 0 rgba(255,255,255,0.5), inset 0 -1px 0 rgba(0,0,0,0.65);
}

.eq-fader.zero-detent-hit::-moz-range-thumb {
  box-shadow: 0 0 0 3px rgba(126,255,144,0.24), 0 2px 5px rgba(0,0,0,0.75), inset 0 1px 0 rgba(255,255,255,0.5), inset 0 -1px 0 rgba(0,0,0,0.65);
}

.fader-label {
  color: var(--text);
  font-size: 10px;
  font-weight: 1000;
  letter-spacing: -.02em;
  white-space: nowrap;
}

.fader-zero {
  color: var(--dim);
  font-size: 9px;
  font-weight: 900;
}

.round-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
  margin-top: 12px;
}

.round-feedback {
  margin-top: 10px;
  min-height: 64px;
  border: 1px solid var(--line-soft);
  border-radius: 13px;
  background: rgba(0,0,0,0.18);
  color: var(--muted);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 850;
  line-height: 1.35;
  text-align: center;
  display: grid;
  place-items: center;
  box-sizing: border-box;
}

.round-feedback-top {
  width: 100%;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.round-feedback.is-empty {
  visibility: hidden;
}

.btn.lock.countdown {
  opacity: .92;
  cursor: progress;
  letter-spacing: .075em;
}

.btn.lock:disabled {
  filter: saturate(.92);
}

.round-feedback.good {
  border-color: rgba(126,255,144,0.28);
  color: #b9ffc5;
}

.round-feedback.warn {
  border-color: rgba(242,184,75,0.32);
  color: #ffd886;
}

.round-feedback.bad {
  border-color: rgba(255,82,96,0.32);
  color: #ffb4bc;
}

.report-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 12px;
}

.report-head h2 {
  margin: 0;
  font-size: clamp(30px, 5vw, 54px);
  letter-spacing: -0.06em;
  line-height: .95;
}

.score-badge {
  display: grid;
  place-items: center;
  min-width: 136px;
  min-height: 112px;
  border: 1px solid rgba(126,255,144,0.28);
  border-radius: 18px;
  background:
    radial-gradient(circle at 35% 0%, rgba(126,255,144,0.18), transparent 45%),
    #11151a;
  box-shadow: var(--inset);
}

.score-badge strong {
  color: var(--text);
  font-size: 46px;
  line-height: .9;
  letter-spacing: -0.06em;
}

.score-badge span {
  color: var(--green);
  font-size: 11px;
  font-weight: 1000;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.coach-box {
  margin-top: 12px;
  border: 1px solid var(--line-soft);
  border-radius: 15px;
  background: rgba(0,0,0,0.18);
  padding: 13px;
}

.coach-box h3 {
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.coach-box p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.report-actions {
  max-width: 360px;
}

.seo-section {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
}

.seo-section h2,
.seo-section h3 {
  color: var(--text);
  letter-spacing: -0.045em;
}

@media (min-width: 901px) {
  .feedback-shell {
    gap: var(--at-box-gap, 12px);
  }

  .feedback-hero,
  .tool-panel,
  .feedback-start,
  .feedback-listen,
  .feedback-training,
  .seo-section {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    box-sizing: border-box;
  }
}

@media (max-width: 1080px) {
  .feedback-start {
    grid-template-columns: 1fr;
  }

  .listen-head,
  .round-head {
    grid-template-columns: 1fr;
  }

  .report-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .feedback-shell {
    padding-left: 9px;
    padding-right: 9px;
    gap: var(--at-mobile-gap, 10px);
  }

  .feedback-hero {
    grid-template-columns: 1fr;
    padding: 13px;
  }

  .feedback-title {
    font-size: clamp(32px, 11vw, 46px);
  }

  .feedback-sub {
    font-size: 12.5px;
    line-height: 1.42;
  }

  .setup-card,
  .start-card,
  .listen-panel,
  .round-panel,
  .geq-panel,
  .report-panel,
  .seo-section {
    padding: 12px;
    border-radius: var(--at-mobile-panel-radius, 14px);
  }

  .choice-card {
    min-height: 64px;
    border-radius: 13px;
  }

  .listen-stats,
  .round-stats,
  .round-stats.compact {
    grid-template-columns: 1fr;
  }

  .safety-row {
    grid-template-columns: 1fr 1fr;
  }

  .listen-controls {
    max-width: none;
  }

  .feedback-meter {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .geq-head {
    display: block;
  }

  .geq-scale {
    display: inline-block;
    margin-top: 8px;
  }

  .eq-bank {
    grid-template-columns: repeat(var(--band-count), 42px);
    min-width: calc(var(--band-count) * 42px);
  }

  .fader-strip {
    grid-template-rows: 20px 148px 23px 18px;
  }

  .fader-slot {
    height: 148px;
  }

  .eq-fader {
    width: 140px;
  }

  .round-actions {
    grid-template-columns: 1fr;
  }

  #roundInstruction {
    min-height: 60px;
    height: 60px;
    max-height: 60px;
    -webkit-line-clamp: 3;
    font-size: 13px;
    line-height: 1.5;
  }

  .round-feedback {
    min-height: 70px;
    padding-left: 12px;
    padding-right: 12px;
    font-size: 13px;
  }

  .report-head {
    align-items: stretch;
    flex-direction: column;
  }

  .score-badge {
    min-height: 92px;
  }

  .report-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 390px) {
  .safety-row {
    grid-template-columns: 1fr;
  }

  .btn {
    min-height: 44px;
  }
}

/* V1.0.1 GEQ scroll polish and Last Session */
.eq-scroll {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.eq-scroll::-webkit-scrollbar {
  display: none;
}


.round-actions {
  display: flex;
  justify-content: center;
  align-items: center;
}

.round-actions .btn {
  flex: 0 1 360px;
  width: 100%;
  max-width: 360px;
}

.report-actions {
  margin-left: auto;
  margin-right: auto;
}

.last-session-panel {
  display: grid;
  gap: 12px;
}

.last-session-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
}

.last-session-head p {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.45;
}

.last-session-head .btn {
  flex: 0 0 auto;
  min-height: 38px;
  padding-left: 12px;
  padding-right: 12px;
}

.last-session-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.last-session-grid div {
  border: 1px solid var(--line-soft);
  border-radius: 13px;
  background: #11151a;
  padding: 10px;
  box-shadow: var(--inset);
  min-width: 0;
}

.last-session-grid span {
  display: block;
  color: var(--dim);
  font-size: 10px;
  font-weight: 950;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.last-session-grid strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 15px;
  font-weight: 1000;
  letter-spacing: -0.02em;
}

@media (min-width: 901px) {
  .eq-scroll {
    overflow-x: hidden;
  }

  .eq-bank {
    grid-template-columns: repeat(var(--band-count), minmax(0, 1fr));
    min-width: 0;
    gap: 4px;
  }

  .fader-strip {
    padding-left: 2px;
    padding-right: 2px;
    border-radius: 10px;
  }

  .fader-label {
    font-size: 9.5px;
  }

  .fader-db,
  .fader-zero {
    font-size: 8.5px;
  }
}

@media (max-width: 1080px) {
  .last-session-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .round-actions .btn {
    max-width: none;
  }

  .last-session-head {
    display: grid;
  }

  .last-session-head .btn {
    width: 100%;
  }

  .last-session-grid {
    grid-template-columns: 1fr;
  }
}