/* HearingDB Audiometry Simulator */
.simulator-page-note{margin:18px 0 0;color:var(--muted);line-height:1.65;max-width:980px}
.audiometry-simulator{
  --sim-right:#dc2626;
  --sim-left:#2563eb;
  --sim-bone:#16a34a;
  --sim-ink:#122540;
  --sim-muted:#6b7a90;
  --sim-border:rgba(18,37,64,.12);
  --sim-soft:rgba(33,104,213,.08);
  display:grid;
  gap:18px;
  margin-top:26px;
  outline:none;
}
.audiometry-simulator.is-embedded{margin-top:18px}
.sim-menu-card,
.sim-shell,
.sim-panel,
.sim-audiogram-card,
.sim-report-card{
  border:1px solid var(--sim-border);
  border-radius:28px;
  background:linear-gradient(180deg,#fff,#f8fbff);
  box-shadow:0 16px 42px rgba(18,37,64,.08);
}
.sim-menu-card{padding:26px;display:grid;gap:22px;max-width:980px;margin:0 auto;width:100%}
.sim-menu-card h2,.sim-panel h2,.sim-audiogram-card h2,.sim-report-card h2{margin:0;color:var(--text-strong);letter-spacing:-.025em}
.sim-menu-card p,.sim-panel p,.sim-audiogram-card p,.sim-report-card p{margin:0;color:var(--muted);line-height:1.55}
.sim-menu-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.sim-menu-group{display:grid;gap:10px}
.sim-menu-group > span{font-size:.78rem;font-weight:950;letter-spacing:.08em;text-transform:uppercase;color:var(--primary-strong)}
.sim-menu-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.sim-shell{padding:18px;display:grid;grid-template-columns:minmax(320px,.86fr) minmax(420px,1.14fr);gap:18px;align-items:start}
.sim-side{display:grid;gap:14px}
.sim-panel{padding:16px;display:grid;gap:14px}
.sim-panel--compact{gap:10px}
.sim-modebar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.sim-modebar__left{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.sim-pill-tag{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid rgba(18,37,64,.10);font-size:.82rem;font-weight:900;color:var(--text-strong)}
.sim-pill-tag.is-live{background:rgba(33,104,213,.10);border-color:rgba(33,104,213,.22);color:var(--primary-strong)}
.sim-control-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.sim-field{display:grid;gap:7px}
.sim-label{font-size:.72rem;font-weight:950;letter-spacing:.08em;text-transform:uppercase;color:var(--primary-strong)}
.sim-value-card{padding:10px 12px;border:1px solid rgba(18,37,64,.10);border-radius:16px;background:#fff;display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:44px}
.sim-value-card strong{font-size:1.1rem;color:var(--text-strong)}
.sim-value-card span{font-size:.82rem;color:var(--muted);font-weight:800}
.sim-segmented{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;padding:5px;border-radius:999px;background:#edf3fb;border:1px solid rgba(18,37,64,.08)}
.sim-segmented button{border:0;border-radius:999px;background:transparent;color:#65758b;font-weight:950;padding:9px 10px;cursor:pointer;transition:.16s ease;min-height:40px}
.sim-segmented button:hover{background:rgba(255,255,255,.72)}
.sim-segmented button.is-active{background:#fff;color:var(--text-strong);box-shadow:0 8px 20px rgba(18,37,64,.12), inset 0 -1px 0 rgba(18,37,64,.08);transform:translateY(-1px)}
.sim-segmented button[data-ear="right"].is-active{color:var(--sim-right)}
.sim-segmented button[data-ear="left"].is-active{color:var(--sim-left)}
.sim-segmented button[data-path="bc"].is-active{color:var(--sim-bone)}
.sim-toggle-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.sim-toggle-row button,.sim-action-button,.sim-secondary-button,.sim-danger-button,.sim-small-button{border:1px solid rgba(18,37,64,.12);border-radius:999px;background:#fff;color:var(--text-strong);font-weight:950;cursor:pointer;transition:.16s ease;min-height:40px;padding:9px 13px}
.sim-toggle-row button:hover,.sim-action-button:hover,.sim-secondary-button:hover,.sim-danger-button:hover,.sim-small-button:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(18,37,64,.10)}
.sim-toggle-row button.is-active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 12px 24px rgba(33,104,213,.22)}
.sim-danger-button{color:#b91c1c;background:#fff7f7;border-color:rgba(185,28,28,.18)}
.sim-action-button{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 14px 26px rgba(33,104,213,.20)}
.sim-action-button.is-ready-to-plot{box-shadow:0 0 0 4px rgba(33,104,213,.16),0 16px 28px rgba(33,104,213,.24);transform:translateY(-1px)}

.sim-secondary-button{background:#f8fbff}
.sim-small-button{min-height:34px;padding:7px 11px;font-size:.82rem}
.sim-control-pad-wrap{display:grid;gap:10px;justify-items:center;padding:14px;border:1px solid rgba(18,37,64,.10);border-radius:22px;background:#fff}
.sim-control-pad{display:grid;grid-template-columns:74px 102px 74px;grid-template-rows:64px 64px 64px;gap:8px;align-items:center;justify-items:center}
.sim-pad-btn{border:1px solid rgba(18,37,64,.12);border-radius:18px;background:linear-gradient(180deg,#fff,#f2f6fb);box-shadow:0 8px 16px rgba(18,37,64,.08), inset 0 1px 0 rgba(255,255,255,.9);font-weight:950;color:var(--text-strong);cursor:pointer;transition:.1s ease;display:grid;place-items:center;line-height:1.05;text-align:center;width:100%;height:100%;padding:7px}
.sim-pad-btn:hover{transform:translateY(-1px)}
.sim-pad-btn:active,.sim-pad-btn.is-pressed{transform:translateY(2px);box-shadow:inset 0 4px 9px rgba(18,37,64,.14)}
.sim-pad-btn small{display:block;font-size:.68rem;color:var(--muted);font-weight:900;margin-top:3px}
.sim-pad-up{grid-column:2;grid-row:1}.sim-pad-left{grid-column:1;grid-row:2}.sim-pad-right{grid-column:3;grid-row:2}.sim-pad-down{grid-column:2;grid-row:3}.sim-pad-centre{grid-column:2;grid-row:2;color:var(--muted);font-size:.74rem;font-weight:950;text-align:center;text-transform:uppercase;letter-spacing:.08em}
.sim-keymap{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;color:var(--muted);font-size:.78rem;font-weight:800}
.sim-keymap kbd{font:inherit;font-weight:950;color:var(--text-strong);background:#f1f5f9;border:1px solid rgba(18,37,64,.13);border-radius:7px;padding:2px 6px;box-shadow:inset 0 -1px 0 rgba(18,37,64,.09)}
.sim-present-area{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:stretch}
.sim-present-button{border:0;border-radius:22px;background:linear-gradient(135deg,#122540,#2168d5);color:#fff;font-weight:1000;font-size:1.02rem;letter-spacing:.01em;cursor:pointer;box-shadow:0 16px 30px rgba(18,37,64,.18);min-height:68px;transition:.12s ease;display:grid;place-items:center;text-align:center;padding:12px 18px;touch-action:none}
.sim-present-button small{display:block;font-size:.74rem;opacity:.85;margin-top:3px;font-weight:850}
.sim-present-button.is-presenting{transform:translateY(3px) scale(.99);box-shadow:inset 0 5px 13px rgba(0,0,0,.22);background:linear-gradient(135deg,#163967,#2c7be5)}
.sim-response-card{width:190px;min-width:190px;height:124px;border:1px solid rgba(18,37,64,.10);border-radius:22px;background:#fff;padding:10px;display:grid;grid-template-rows:48px 20px 34px;place-items:center;gap:6px;text-align:center;align-self:stretch}
.sim-response-light{width:44px;height:44px;border-radius:50%;background:#e5eaf1;border:1px solid rgba(18,37,64,.12);position:relative;box-shadow:inset 0 4px 10px rgba(18,37,64,.16),0 1px 2px rgba(18,37,64,.08);transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,transform .12s ease}
.sim-response-light::after{content:'';position:absolute;left:10px;top:8px;width:15px;height:9px;border-radius:50%;background:rgba(255,255,255,.72);filter:blur(.2px)}
.sim-response-card.is-listening .sim-response-light{background:#dbe3ee;border-color:rgba(18,37,64,.16)}
.sim-response-card.is-response .sim-response-light{background:#22c55e;border-color:rgba(22,163,74,.55);box-shadow:0 0 0 6px rgba(34,197,94,.14),0 0 22px rgba(34,197,94,.45),inset 0 3px 8px rgba(255,255,255,.35);transform:scale(1.04)}
.sim-response-card.is-ull .sim-response-light{background:#fb923c;border-color:rgba(234,88,12,.55);box-shadow:0 0 0 6px rgba(251,146,60,.16),0 0 22px rgba(251,146,60,.45),inset 0 3px 8px rgba(255,255,255,.35);transform:scale(1.04)}
.sim-response-card strong{font-size:.82rem;color:var(--text-strong);line-height:1.15;min-height:20px;display:flex;align-items:center;justify-content:center}
.sim-response-card span{font-size:.74rem;color:var(--muted);font-weight:850;line-height:1.15;min-height:32px;display:flex;align-items:center;justify-content:center;max-width:168px}
.sim-guidance{border-radius:18px;padding:13px 14px;border:1px solid rgba(33,104,213,.14);background:rgba(33,104,213,.07);color:var(--text);line-height:1.5;font-weight:760;min-height:68px}
.sim-guidance strong{color:var(--primary-strong)}
.sim-guidance.is-warning{border-color:rgba(217,119,6,.22);background:rgba(245,158,11,.10)}
.sim-guidance.is-good{border-color:rgba(22,163,74,.20);background:rgba(22,163,74,.09)}
.sim-guidance.is-error{border-color:rgba(220,38,38,.20);background:rgba(220,38,38,.08)}
.sim-audiogram-card{padding:16px;display:grid;gap:12px;position:sticky;top:88px}
.sim-audiogram-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}
.sim-audiogram-head h2{font-size:1.15rem}.sim-audiogram-head p{font-size:.88rem}
.sim-svg-wrap{width:100%;border-radius:22px;border:1px solid rgba(18,37,64,.10);background:#fff;overflow:hidden;position:relative}
.sim-svg-wrap svg{display:block;width:100%;height:auto;min-height:520px}
.sim-cursor-dot{filter:drop-shadow(0 0 9px rgba(33,104,213,.35))}
.sim-point{cursor:pointer}.sim-point.is-selected{filter:drop-shadow(0 0 8px rgba(18,37,64,.35))}
.sim-point-hit{fill:transparent;stroke:transparent;stroke-width:18px;cursor:pointer}
.sim-audio-line{fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.sim-audio-line.bc{stroke-dasharray:8 7}
.sim-chart-label{font-size:12px;font-weight:900;fill:#334155}.sim-chart-label--small{font-size:10.5px;fill:#64748b;font-weight:850}.sim-grid-major{stroke:rgba(18,37,64,.14)}.sim-grid-minor{stroke:rgba(18,37,64,.06)}.sim-axis{stroke:#122540;stroke-width:2.2}.sim-plot-bg{fill:#fff}.sim-severity-band{opacity:.34}.sim-hint-ring{fill:none;stroke:var(--primary);stroke-width:3;stroke-dasharray:7 6;animation:simPulse 1.2s ease-in-out infinite;opacity:.9}.sim-hint-pulse{animation:simPulse 1.2s ease-in-out infinite;opacity:.9}.sim-no-response-arrow{stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
@keyframes simPulse{0%,100%{opacity:.25;transform:scale(.96)}50%{opacity:1;transform:scale(1.04)}}
.sim-actions-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.sim-actions-row .sim-action-button,.sim-actions-row .sim-secondary-button,.sim-actions-row .sim-danger-button{flex:1 1 130px}
.sim-status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.sim-status-item{border:1px solid rgba(18,37,64,.10);background:#fff;border-radius:16px;padding:9px 10px}.sim-status-item span{display:block;color:var(--muted);font-size:.7rem;font-weight:950;text-transform:uppercase;letter-spacing:.08em}.sim-status-item strong{display:block;color:var(--text-strong);margin-top:3px;font-size:.95rem}
.sim-report-card{padding:18px;display:none;gap:14px}.sim-report-card.is-visible{display:grid}.sim-report-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.sim-report-metric{background:#fff;border:1px solid rgba(18,37,64,.10);border-radius:18px;padding:12px}.sim-report-metric span{display:block;color:var(--muted);font-size:.72rem;font-weight:950;text-transform:uppercase;letter-spacing:.08em}.sim-report-metric strong{display:block;color:var(--text-strong);font-size:1.35rem;margin-top:4px}.sim-event-log{display:grid;gap:6px;max-height:210px;overflow:auto;padding-right:3px}.sim-event-log div{padding:8px 10px;border-radius:12px;background:#fff;border:1px solid rgba(18,37,64,.08);font-size:.84rem;color:var(--muted);font-weight:780;line-height:1.35}.sim-event-log strong{color:var(--text-strong)}
.sim-disclaimer{padding:12px 14px;border-radius:18px;background:rgba(245,158,11,.10);border:1px solid rgba(217,119,6,.18);color:#7c4a03;font-size:.86rem;line-height:1.55;font-weight:760}
.sim-hidden{display:none!important}

.sim-completion-modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;background:rgba(8,22,43,.42);backdrop-filter:blur(7px)}
.sim-completion-card{width:min(520px,100%);border-radius:28px;background:#fff;color:var(--text);border:1px solid rgba(18,37,64,.12);box-shadow:0 28px 70px rgba(8,22,43,.24);padding:28px;display:grid;gap:12px;text-align:center}
.sim-completion-icon{width:58px;height:58px;border-radius:999px;display:grid;place-items:center;margin:0 auto 4px;background:rgba(22,163,74,.12);color:#15803d;font-size:2rem;font-weight:950;border:1px solid rgba(22,163,74,.22)}
.sim-completion-card h2{margin:0;color:var(--text-strong);font-size:1.45rem;letter-spacing:-.025em}
.sim-completion-card p{margin:0;color:var(--muted);font-weight:760;line-height:1.5}
.sim-completion-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:8px}.sim-completion-actions a{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
@media (max-width:1050px){.sim-shell{grid-template-columns:1fr}.sim-audiogram-card{position:static}.sim-svg-wrap svg{min-height:460px}.sim-report-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:720px){.audiometry-simulator{margin-top:16px}.sim-menu-card,.sim-shell,.sim-panel,.sim-audiogram-card{border-radius:22px}.sim-shell{padding:12px}.sim-menu-grid,.sim-control-grid,.sim-status-grid,.sim-report-grid{grid-template-columns:1fr}.sim-present-area{grid-template-columns:1fr}.sim-response-card{width:100%;min-width:0;height:124px}.sim-control-pad{grid-template-columns:70px 96px 70px;grid-template-rows:58px 58px 58px}.sim-svg-wrap svg{min-height:380px}.sim-audiogram-head{display:grid}.sim-menu-card{padding:18px}}

.sim-advanced-controls{display:grid;gap:10px}
.sim-advanced-controls.is-hidden{display:none}
.sim-mask-control-row{display:grid;grid-template-columns:1fr auto auto;gap:8px;align-items:center}
.sim-mask-control-row .sim-value-card{min-height:40px}
.sim-no-response-arrow{stroke:#122540;stroke-width:2.2;fill:none;stroke-linecap:round;stroke-linejoin:round}
button:disabled{opacity:.48;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.sim-menu-group .sim-segmented[data-menu-mode]{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:520px){.sim-menu-group .sim-segmented[data-menu-mode]{grid-template-columns:1fr}.sim-segmented{border-radius:20px}.sim-segmented button{border-radius:16px}}
.sim-grid-frequency-core{stroke:rgba(18,37,64,.12);stroke-width:1.05}
.sim-grid-frequency-optional{stroke:rgba(18,37,64,.055);stroke-width:.8;stroke-dasharray:3 5}
.sim-chart-label--optional{font-size:9.8px;fill:#94a3b8;font-weight:800}

.sim-assessment-panel{
  display:grid;
  gap:14px;
  border:1px solid rgba(18,37,64,.10);
  border-radius:22px;
  background:#fff;
  padding:16px;
}
.sim-assessment-panel p{margin:0;color:var(--muted);line-height:1.5;font-weight:760}
.sim-check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.sim-check{display:flex;gap:10px;align-items:flex-start;border:1px solid rgba(18,37,64,.10);border-radius:18px;background:#f8fbff;padding:11px 12px;cursor:pointer;min-height:72px}
.sim-check input{margin-top:3px;accent-color:var(--primary)}
.sim-check strong{display:block;color:var(--text-strong);font-size:.92rem;line-height:1.2}
.sim-check small{display:block;margin-top:4px;color:var(--muted);font-size:.78rem;line-height:1.35;font-weight:760}
.sim-assessment-note{font-size:.84rem}
.sim-report-metric small{display:block;color:var(--muted);font-size:.78rem;font-weight:850;margin-top:4px;line-height:1.3}
.sim-report-subhead{margin:2px 0 0;color:var(--text-strong);font-size:1rem;letter-spacing:-.015em}
@media (max-width:720px){.sim-check-grid{grid-template-columns:1fr}.sim-check{min-height:0}}
.sim-guidance h3{margin:0 0 8px;color:var(--text-strong);font-size:1rem;letter-spacing:-.01em}
.sim-guidance p{margin:0 0 8px;color:var(--text);font-weight:760;line-height:1.5}
.sim-guidance p:last-of-type{margin-bottom:12px}
.sim-guidance .sim-action-button{margin-top:2px}

/* Training walkthrough refinements */
.sim-mode-training [data-training-hide]{display:none!important}
.sim-mode-training.sim-lesson-flow .sim-training-guide{display:grid}
.audiometry-simulator:not(.sim-lesson-flow) .sim-training-guide{display:none!important}
.audiometry-simulator:not(.sim-mode-training) .sim-training-guide{display:none!important}
.sim-training-guide{gap:14px}
.sim-training-guide__head h2{margin:2px 0 6px;color:var(--text-strong);font-size:1.08rem;letter-spacing:-.015em}
.sim-training-guide__head p{margin:0;color:var(--muted);line-height:1.52;font-weight:760}
.sim-frequency-order{display:flex;flex-wrap:wrap;gap:7px;align-items:center;padding:10px;border-radius:18px;background:#f8fbff;border:1px solid rgba(18,37,64,.09)}
.sim-frequency-step{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:7px 10px;border-radius:999px;border:1px solid rgba(18,37,64,.12);background:#fff;color:var(--muted);font-size:.78rem;font-weight:950;box-shadow:inset 0 1px 0 rgba(255,255,255,.9);transition:.15s ease}
.sim-frequency-step::after{content:'→';margin-left:8px;color:#94a3b8;font-weight:900}.sim-frequency-step:last-child::after{display:none}
.sim-frequency-step.is-active{background:rgba(33,104,213,.11);border-color:rgba(33,104,213,.35);color:var(--primary-strong);box-shadow:0 0 0 5px rgba(33,104,213,.08)}
.sim-frequency-step.is-complete{background:rgba(22,163,74,.10);border-color:rgba(22,163,74,.26);color:#166534}
.sim-frequency-step.is-sequence-glow{animation:simOrderGlow 2s ease-in-out infinite;animation-delay:var(--seq-delay)}
@keyframes simOrderGlow{0%,100%{box-shadow:0 0 0 0 rgba(33,104,213,0)}35%{box-shadow:0 0 0 5px rgba(33,104,213,.12)}}
.sim-bsa-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.sim-bsa-card{border:1px solid rgba(18,37,64,.10);border-radius:18px;background:#fff;padding:12px;display:grid;gap:6px}
.sim-bsa-card strong{color:var(--text-strong);font-size:.9rem;line-height:1.2}
.sim-bsa-card p{margin:0;color:var(--muted);font-size:.8rem;line-height:1.42;font-weight:760}
.sim-bsa-card a{color:var(--primary-strong);font-weight:950;font-size:.78rem;text-decoration:none}.sim-bsa-card a:hover{text-decoration:underline}
.sim-bsa-chip{display:inline-flex;align-items:center;border-radius:999px;background:rgba(33,104,213,.10);color:var(--primary-strong);border:1px solid rgba(33,104,213,.18);font-size:.74rem;font-weight:950;padding:2px 7px;white-space:nowrap}
.sim-guidance .sim-bsa-chip{margin-left:4px}
.sim-shell--training .sim-event-log{max-height:160px}
@media (max-width:720px){.sim-bsa-card-grid{grid-template-columns:1fr}.sim-frequency-step{flex:1 1 94px}.sim-frequency-step::after{display:none}}

/* Training lesson split: 1.2.1 teaching cards, 1.2.2 interactive controls */
.sim-training-nav{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:2px}
.sim-training-step{display:grid;gap:14px}
.sim-training-step--interactive{padding-top:2px}
.sim-bsa-card-grid--feature{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.sim-bsa-card-grid--feature .sim-bsa-card{min-height:150px;padding:15px}
.sim-bsa-card-grid--feature .sim-bsa-card strong{font-size:1rem}
.sim-bsa-card-grid--feature .sim-bsa-card p{font-size:.86rem;line-height:1.5}
.sim-training-next-card{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px;border-radius:20px;background:rgba(33,104,213,.07);border:1px solid rgba(33,104,213,.15)}
.sim-training-next-card div{display:grid;gap:3px}.sim-training-next-card strong{color:var(--text-strong)}.sim-training-next-card span{color:var(--muted);font-weight:760;line-height:1.4}
.sim-shell--training-overview{grid-template-columns:minmax(0,1fr)}
.sim-shell--training-overview .sim-side{max-width:1040px;margin:0 auto;width:100%}
.sim-shell--training-overview .sim-panel--compact{max-width:1040px}
@media (max-width:720px){.sim-training-next-card{display:grid}.sim-bsa-card-grid--feature{grid-template-columns:1fr}.sim-bsa-card-grid--feature .sim-bsa-card{min-height:0}}
.sim-completion-actions .sim-action-button,
.sim-completion-actions .sim-action-button:link,
.sim-completion-actions .sim-action-button:visited{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#fff !important;
  text-decoration:none;
  background:var(--primary);
  border-color:var(--primary);
  min-width:190px;
}
.sim-completion-actions .sim-action-button:hover,
.sim-completion-actions .sim-action-button:focus-visible{
  color:#fff !important;
  text-decoration:none;
}

/* ========================================================================== 
   Iteration 14 — flat Learning workspace and canonical HearingDB audiogram
   ========================================================================== */
.page-learning-simulator .audiometry-simulator {
  --sim-line: var(--border, #d9dee5);
  --sim-line-strong: var(--border-strong, #bcc5d0);
  --sim-surface: #fff;
  --sim-surface-soft: #f7f9fb;
  --sim-surface-blue: rgba(23,107,255,.055);
  --sim-surface-red: rgba(232,73,89,.055);
  gap: 16px;
  margin-top: 0;
}

.page-learning-simulator .sim-menu-card,
.page-learning-simulator .sim-shell,
.page-learning-simulator .sim-panel,
.page-learning-simulator .sim-audiogram-card,
.page-learning-simulator .sim-report-card,
.page-learning-simulator .sim-assessment-panel,
.page-learning-simulator .sim-check,
.page-learning-simulator .sim-completion-card {
  border-radius: 0;
  background: var(--sim-surface);
  box-shadow: none;
}

.page-learning-simulator .sim-menu-card {
  width: 100%;
  max-width: 1180px;
  padding: clamp(22px, 2.5vw, 34px);
  border-color: var(--sim-line);
}

.page-learning-simulator .sim-menu-card h2,
.page-learning-simulator .sim-panel h2,
.page-learning-simulator .sim-audiogram-card h2,
.page-learning-simulator .sim-report-card h2 {
  letter-spacing: -.04em;
}

.page-learning-simulator .sim-shell {
  display: grid;
  grid-template-columns: minmax(390px, .78fr) minmax(520px, 1.22fr);
  gap: 0;
  align-items: start;
  padding: 0;
  overflow: visible;
  border-color: var(--sim-line-strong);
}

.page-learning-simulator .sim-side {
  gap: 0;
  min-width: 0;
  border-right: 1px solid var(--sim-line);
  background: var(--sim-surface);
}

.page-learning-simulator .sim-panel {
  gap: 14px;
  padding: clamp(15px, 1.45vw, 21px);
  border: 0;
  border-bottom: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-side > .sim-panel:last-child {
  border-bottom: 0;
}

.page-learning-simulator .sim-panel--compact {
  padding-block: 12px;
  background: var(--sim-surface-soft);
}

.page-learning-simulator .sim-modebar {
  gap: 12px;
}

.page-learning-simulator .sim-pill-tag {
  min-height: 32px;
  padding: 6px 10px;
  border-color: var(--sim-line);
  border-radius: 0;
  color: var(--muted);
  background: #fff;
  font-size: .68rem;
  font-weight: 820;
  letter-spacing: .055em;
  text-transform: uppercase;
}

.page-learning-simulator .sim-pill-tag.is-live {
  border-color: var(--primary);
  color: #fff;
  background: var(--primary);
}

.page-learning-simulator .sim-label {
  color: var(--muted);
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .09em;
}

.page-learning-simulator .sim-segmented {
  gap: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--sim-line-strong);
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-segmented button {
  min-height: 40px;
  padding: 9px 11px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-radius: 0;
  color: var(--muted);
  background: #fff;
  box-shadow: none;
  transform: none;
  font-size: .78rem;
  font-weight: 790;
}

.page-learning-simulator .sim-segmented button:last-child {
  border-right: 0;
}

.page-learning-simulator .sim-segmented button:hover,
.page-learning-simulator .sim-segmented button:focus-visible {
  color: var(--text-strong);
  background: var(--sim-surface-soft);
  transform: none;
}

.page-learning-simulator .sim-segmented button.is-active {
  color: #fff;
  background: var(--text-strong);
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-segmented button[data-ear="right"].is-active {
  color: #fff;
  background: var(--sim-right);
}

.page-learning-simulator .sim-segmented button[data-ear="left"].is-active {
  color: #fff;
  background: var(--sim-left);
}

.page-learning-simulator .sim-segmented button[data-path="bc"].is-active {
  color: #fff;
  background: var(--sim-bone);
}

.page-learning-simulator .sim-toggle-row {
  gap: 0;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-toggle-row button,
.page-learning-simulator .sim-action-button,
.page-learning-simulator .sim-secondary-button,
.page-learning-simulator .sim-danger-button,
.page-learning-simulator .sim-small-button {
  min-height: 40px;
  padding: 9px 13px;
  border-color: var(--sim-line-strong);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
  transform: none;
  font-size: .76rem;
  font-weight: 800;
}

.page-learning-simulator .sim-toggle-row button {
  flex: 1 1 150px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-toggle-row button:hover,
.page-learning-simulator .sim-action-button:hover,
.page-learning-simulator .sim-secondary-button:hover,
.page-learning-simulator .sim-danger-button:hover,
.page-learning-simulator .sim-small-button:hover,
.page-learning-simulator .sim-toggle-row button:focus-visible,
.page-learning-simulator .sim-action-button:focus-visible,
.page-learning-simulator .sim-secondary-button:focus-visible,
.page-learning-simulator .sim-danger-button:focus-visible,
.page-learning-simulator .sim-small-button:focus-visible {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--sim-surface-blue);
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-toggle-row button.is-active,
.page-learning-simulator .sim-action-button {
  border-color: var(--primary);
  color: #fff;
  background: var(--primary);
  box-shadow: none;
}

.page-learning-simulator .sim-toggle-row button.is-active:hover,
.page-learning-simulator .sim-action-button:hover,
.page-learning-simulator .sim-action-button:focus-visible {
  color: #fff;
  background: var(--primary-strong);
}

.page-learning-simulator .sim-action-button.is-ready-to-plot {
  outline: 3px solid rgba(23,107,255,.16);
  outline-offset: 2px;
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-secondary-button {
  background: #fff;
}

.page-learning-simulator .sim-danger-button {
  border-color: rgba(185,28,28,.3);
  color: #a51d2d;
  background: #fff;
}

.page-learning-simulator .sim-value-card {
  min-height: 48px;
  padding: 10px 12px;
  border-color: var(--sim-line);
  border-radius: 0;
  background: var(--sim-surface-soft);
}

.page-learning-simulator .sim-value-card strong {
  font-size: 1rem;
}

.page-learning-simulator .sim-control-pad-wrap {
  gap: 9px;
  padding: 13px;
  border-color: var(--sim-line);
  border-radius: 0;
  background: var(--sim-surface-soft);
}

.page-learning-simulator .sim-control-pad {
  grid-template-columns: 68px 94px 68px;
  grid-template-rows: 56px 56px 56px;
  gap: 7px;
}

.page-learning-simulator .sim-pad-btn {
  border-color: var(--sim-line-strong);
  border-radius: 0;
  color: var(--text-strong);
  background: #fff;
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-pad-btn:hover,
.page-learning-simulator .sim-pad-btn:focus-visible {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--sim-surface-blue);
  transform: none;
}

.page-learning-simulator .sim-pad-btn:active,
.page-learning-simulator .sim-pad-btn.is-pressed {
  color: #fff;
  background: var(--text-strong);
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-keymap {
  gap: 8px 12px;
  font-size: .7rem;
}

.page-learning-simulator .sim-keymap kbd {
  border-color: var(--sim-line-strong);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.page-learning-simulator .sim-present-area {
  grid-template-columns: minmax(0, 1fr) 160px;
  gap: 0;
  border: 1px solid var(--sim-line-strong);
}

.page-learning-simulator .sim-present-button {
  min-height: 94px;
  border-right: 1px solid var(--sim-line-strong);
  border-radius: 0;
  background: linear-gradient(105deg, #e84959 0%, #bf86a9 48%, #176bff 100%);
  box-shadow: none;
  transform: none;
}

.page-learning-simulator .sim-present-button:hover,
.page-learning-simulator .sim-present-button:focus-visible {
  filter: saturate(1.04) brightness(.98);
}

.page-learning-simulator .sim-present-button.is-presenting {
  background: var(--text-strong);
  box-shadow: inset 0 0 0 3px rgba(255,255,255,.2);
  transform: none;
}

.page-learning-simulator .sim-response-card {
  width: 160px;
  min-width: 160px;
  height: auto;
  min-height: 94px;
  padding: 9px;
  border: 0;
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-guidance,
.page-learning-simulator .sim-disclaimer {
  min-height: 0;
  padding: 12px 14px;
  border: 1px solid var(--sim-line);
  border-left: 4px solid var(--primary);
  border-radius: 0;
  color: var(--text);
  background: var(--sim-surface-soft);
  font-size: .8rem;
  line-height: 1.5;
}

.page-learning-simulator .sim-disclaimer {
  border-left-color: #d69216;
  color: #6f4a0a;
  background: rgba(245,158,11,.07);
}

.page-learning-simulator .sim-guidance.is-warning {
  border-color: var(--sim-line);
  border-left-color: #d69216;
  background: rgba(245,158,11,.07);
}

.page-learning-simulator .sim-guidance.is-good {
  border-color: var(--sim-line);
  border-left-color: #16834a;
  background: rgba(22,163,74,.06);
}

.page-learning-simulator .sim-guidance.is-error {
  border-color: var(--sim-line);
  border-left-color: #b91c1c;
  background: rgba(220,38,38,.055);
}

.page-learning-simulator .sim-actions-row {
  gap: 8px;
}

.page-learning-simulator .sim-status-grid {
  gap: 0;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-status-item {
  padding: 10px 11px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-training-guide {
  gap: 15px;
  padding: 0;
}

.page-learning-simulator .sim-training-nav {
  margin: 0;
  padding: 10px 12px;
  border-bottom: 1px solid var(--sim-line);
  background: var(--sim-surface-soft);
}

.page-learning-simulator .sim-training-step {
  gap: 14px;
  padding: clamp(16px, 1.7vw, 24px);
}

.page-learning-simulator .sim-training-guide__head {
  display: grid;
  gap: 5px;
}

.page-learning-simulator .sim-training-guide__head h2 {
  margin: 0;
  font-size: clamp(1.35rem, 1.9vw, 2rem);
  letter-spacing: -.045em;
}

.page-learning-simulator .sim-training-guide__head p {
  font-size: .84rem;
  line-height: 1.5;
}

.page-learning-simulator .sim-bsa-card-grid,
.page-learning-simulator .sim-bsa-card-grid--feature {
  gap: 0;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-bsa-card,
.page-learning-simulator .sim-bsa-card-grid--feature .sim-bsa-card {
  min-height: 0;
  gap: 7px;
  padding: 16px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-bsa-card strong,
.page-learning-simulator .sim-bsa-card-grid--feature .sim-bsa-card strong {
  font-size: .95rem;
}

.page-learning-simulator .sim-bsa-card p,
.page-learning-simulator .sim-bsa-card-grid--feature .sim-bsa-card p {
  font-size: .78rem;
  line-height: 1.48;
}

.page-learning-simulator .sim-bsa-card a {
  margin-top: auto;
  padding-top: 4px;
  font-size: .72rem;
}

.page-learning-simulator .sim-training-next-card {
  gap: 18px;
  padding: 15px;
  border: 1px solid var(--sim-line);
  border-left: 4px solid var(--primary);
  border-radius: 0;
  background: var(--sim-surface-soft);
}

.page-learning-simulator .sim-frequency-order {
  gap: 0;
  padding: 0;
  border: 1px solid var(--sim-line);
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-frequency-step {
  min-height: 34px;
  margin: -1px 0 0 -1px;
  padding: 7px 9px;
  border-color: var(--sim-line);
  border-radius: 0;
  box-shadow: none;
}

.page-learning-simulator .sim-frequency-step::after {
  display: none;
}

.page-learning-simulator .sim-frequency-step.is-active {
  color: #fff;
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: none;
}

.page-learning-simulator .sim-frequency-step.is-complete {
  color: #166534;
  border-color: rgba(22,163,74,.3);
  background: rgba(22,163,74,.08);
}

.page-learning-simulator .sim-audiogram-card {
  position: sticky;
  top: 82px;
  gap: 12px;
  min-width: 0;
  padding: clamp(16px, 1.7vw, 24px);
  border: 0;
  background: #fff;
}

.page-learning-simulator .sim-audiogram-head {
  align-items: end;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-audiogram-head h2 {
  font-size: clamp(1.25rem, 1.65vw, 1.75rem);
}

.page-learning-simulator .sim-audiogram-head p {
  max-width: 650px;
  margin-top: 4px;
  font-size: .78rem;
}

.page-learning-simulator .sim-svg-wrap {
  width: 100%;
  padding: 6px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-svg-wrap svg {
  display: block;
  width: min(100%, 600px);
  min-height: 0;
  height: auto;
  margin-inline: auto;
  overflow: visible;
}

.page-learning-simulator .sim-event-log {
  max-height: 152px;
  gap: 0;
  padding: 0;
  overflow: auto;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-event-log div {
  padding: 8px 10px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
  border-radius: 0;
  background: #fff;
  font-size: .76rem;
}

/* Match the receiver-detail audiogram visual hierarchy. */
.page-learning-simulator .sim-audiogram-background {
  fill: #fff;
}

.page-learning-simulator .sim-audiogram-grid {
  stroke: #162333;
}

.page-learning-simulator .sim-audiogram-grid--vertical.is-intermediate {
  opacity: .38;
}

.page-learning-simulator .sim-audiogram-grid--vertical.is-octave {
  opacity: .55;
}

.page-learning-simulator .sim-audiogram-border {
  fill: none;
  stroke: #162333;
  stroke-width: 1.35;
}

.page-learning-simulator .sim-chart-db-label,
.page-learning-simulator .sim-chart-frequency-label,
.page-learning-simulator .sim-chart-axis-title {
  fill: #23303f;
  font-family: Inter, system-ui, sans-serif;
}

.page-learning-simulator .sim-chart-db-label {
  font-size: 13px;
  font-weight: 560;
}

.page-learning-simulator .sim-chart-db-label.is-zero {
  font-weight: 820;
}

.page-learning-simulator .sim-chart-frequency-label.is-major {
  font-size: 14px;
  font-weight: 760;
}

.page-learning-simulator .sim-chart-frequency-label.is-minor {
  fill: #7e8996;
  font-size: 10.5px;
  font-weight: 650;
}

.page-learning-simulator .sim-chart-axis-title {
  font-size: 13px;
  font-weight: 760;
}

.page-learning-simulator .sim-audio-line {
  stroke-width: 2.4;
}

.page-learning-simulator .sim-point.is-selected {
  filter: drop-shadow(0 0 7px rgba(18,37,64,.28));
}

.page-learning-simulator .sim-cursor-dot {
  filter: none;
}

.page-learning-simulator .sim-report-card {
  padding: clamp(18px, 2vw, 28px);
  border-color: var(--sim-line-strong);
}

.page-learning-simulator .sim-report-grid {
  gap: 0;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-report-metric {
  padding: 12px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
  border-radius: 0;
  background: #fff;
}

.page-learning-simulator .sim-assessment-panel {
  border-color: var(--sim-line);
}

.page-learning-simulator .sim-check-grid {
  gap: 0;
  border-top: 1px solid var(--sim-line);
  border-left: 1px solid var(--sim-line);
}

.page-learning-simulator .sim-check {
  min-height: 0;
  padding: 12px;
  border: 0;
  border-right: 1px solid var(--sim-line);
  border-bottom: 1px solid var(--sim-line);
  background: #fff;
}

.page-learning-simulator .sim-completion-modal {
  background: rgba(8,22,43,.46);
}

.page-learning-simulator .sim-completion-card {
  border-color: var(--sim-line-strong);
}

.page-learning-simulator .sim-completion-icon {
  border-radius: 50%;
}

.page-learning-simulator .sim-shell--training-overview {
  grid-template-columns: minmax(0, 1fr);
}

.page-learning-simulator .sim-shell--training-overview .sim-side {
  max-width: none;
  border-right: 0;
}

.page-learning-simulator .sim-shell--training-overview .sim-panel--compact,
.page-learning-simulator .sim-shell--training-overview .sim-training-guide {
  max-width: none;
}

@media (min-width: 1180px) and (max-height: 900px) {
  .page-learning-simulator .learning-lesson-hero--simple {
    min-height: 126px;
    margin-bottom: 12px;
    padding: 15px 22px;
  }

  .page-learning-simulator .learning-lesson-hero--simple h1 {
    font-size: clamp(1.9rem, 2.8vw, 3.15rem);
  }

  .page-learning-simulator .learning-lesson-hero--simple .learning-lesson-hero__copy > p:not(.learning-kicker) {
    line-height: 1.38;
  }

  .page-learning-simulator .sim-panel {
    padding: 13px 15px;
  }

  .page-learning-simulator .sim-audiogram-card {
    padding: 14px 18px;
  }

  .page-learning-simulator .sim-svg-wrap svg {
    width: min(100%, 500px);
  }

  .page-learning-simulator .sim-control-pad {
    grid-template-columns: 62px 86px 62px;
    grid-template-rows: 48px 48px 48px;
  }

  .page-learning-simulator .sim-present-button,
  .page-learning-simulator .sim-response-card {
    min-height: 82px;
  }
}

@media (max-width: 1120px) {
  .page-learning-simulator .sim-shell {
    grid-template-columns: 1fr;
  }

  .page-learning-simulator .sim-side {
    border-right: 0;
    border-bottom: 1px solid var(--sim-line);
  }

  .page-learning-simulator .sim-audiogram-card {
    position: static;
  }
}

@media (max-width: 720px) {
  .page-learning-simulator .sim-menu-card,
  .page-learning-simulator .sim-shell,
  .page-learning-simulator .sim-panel,
  .page-learning-simulator .sim-audiogram-card {
    border-radius: 0;
  }

  .page-learning-simulator .sim-shell {
    padding: 0;
  }

  .page-learning-simulator .sim-control-grid,
  .page-learning-simulator .sim-status-grid,
  .page-learning-simulator .sim-report-grid,
  .page-learning-simulator .sim-menu-grid,
  .page-learning-simulator .sim-check-grid,
  .page-learning-simulator .sim-bsa-card-grid,
  .page-learning-simulator .sim-bsa-card-grid--feature {
    grid-template-columns: 1fr;
  }

  .page-learning-simulator .sim-present-area {
    grid-template-columns: 1fr;
  }

  .page-learning-simulator .sim-present-button {
    border-right: 0;
    border-bottom: 1px solid var(--sim-line-strong);
  }

  .page-learning-simulator .sim-response-card {
    width: 100%;
    min-width: 0;
  }

  .page-learning-simulator .sim-training-next-card {
    display: grid;
  }

  .page-learning-simulator .sim-audiogram-head {
    display: grid;
    align-items: start;
  }

  .page-learning-simulator .sim-svg-wrap {
    padding-inline: 0;
  }
}