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var(--swai-border);background:var(--swai-surface);cursor:pointer;border-radius:999px;font-weight:600}.chip--selected{background:var(--swai-purple);border-color:var(--swai-purple);color:#fff}.level-assistant{gap:calc(var(--swai-space-unit) * 3);margin-top:calc(var(--swai-space-unit) * 4);padding-top:calc(var(--swai-space-unit) * 4);border-top:1px dashed var(--swai-border);flex-direction:column;display:flex}.level-assistant label{gap:calc(var(--swai-space-unit) * 1.5);flex-direction:column;font-size:.9rem;font-weight:500;display:flex}.level-assistant textarea{font:inherit;padding:calc(var(--swai-space-unit) * 2);border:1px solid var(--swai-border);border-radius:var(--swai-radius-sm);resize:vertical}.level-assistant__result{background:var(--swai-purple-light);border-radius:var(--swai-radius-md);padding:calc(var(--swai-space-unit) * 4)}.mode-grid{gap:calc(var(--swai-space-unit) * 4);margin-bottom:calc(var(--swai-space-unit) * 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auto;display:flex}.pronunciation-intro__subtitle{color:var(--swai-text-muted,#6b7280)}.pronunciation-intro__badge{background:var(--swai-purple);color:#fff;border-radius:999px;padding:.2rem .9rem;font-size:1.05rem;font-weight:700;display:inline-block}.pronunciation-history{text-align:left;width:100%;margin-top:1.5rem}.pronunciation-history ul{flex-direction:column;gap:.4rem;margin:.5rem 0 0;padding:0;list-style:none;display:flex}.pronunciation-history li{border:1px solid var(--swai-border,#e5e7eb);background:#fff;border-radius:12px;align-items:center;gap:.75rem;padding:.5rem .85rem;display:flex}.pronunciation-history__score{color:var(--swai-purple);min-width:2.2rem;font-weight:700}.pronunciation-history__phrase{flex:1}.pronunciation-practice{flex-direction:column;align-items:center;gap:1.25rem;max-width:640px;margin:1.5rem auto;display:flex}.pronunciation-practice__header{align-items:center;gap:.75rem;display:flex}.pronunciation-card{border:1px solid 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#201e1a40}.conv-switch--md{gap:10px;width:100%;min-height:52px;padding:8px 10px}.conv-switch--md .conv-switch__text{flex:1}.conv-switch--md .conv-switch__label{font-family:var(--font-header);font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--text-body)}.conv-switch--md .conv-switch__hint{font-size:var(--text-xs);line-height:var(--leading-tight);color:var(--text-tertiary)}.conv-switch--md .conv-switch__track{width:36px;height:20px}.conv-switch--md .conv-switch__knob{width:16px;height:16px}.conv-switch--md[aria-checked=true] .conv-switch__knob{left:18px}.conv-switch--sm{height:44px;font-family:var(--font-header);font-size:13px;font-weight:var(--weight-medium);color:var(--text-secondary);gap:8px;padding:0 10px}.conv-switch--sm .conv-switch__track{width:32px;height:18px}.conv-switch--sm .conv-switch__knob{width:14px;height:14px}.conv-switch--sm[aria-checked=true] 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var(--border-light);font-size:var(--text-sm);line-height:var(--leading-sm);color:var(--text-secondary);margin:0;padding:8px 0 0 19px}.conv-backdrop--drawer{align-items:stretch}.conv-aside{background:var(--light-gray);border-right:1px solid var(--border-warm);width:86%;max-width:340px;padding:10px 14px calc(14px + env(safe-area-inset-bottom));flex-direction:column;gap:17px;display:flex;position:absolute;top:0;bottom:0;left:0;overflow-y:auto}.conv-aside:focus-visible{box-shadow:none}.conv-aside__head{align-items:center;gap:8px;min-height:44px;display:flex}.conv-aside__logo{width:auto;height:22px;margin-left:6px;display:block}.conv-aside__head-spacer{flex:1}.conv-aside__close{color:var(--text-secondary)}.conv-btn--primary{border-radius:var(--radius-default);background:var(--accent);width:100%;min-height:44px;color:var(--white);font-family:var(--font-header);font-size:var(--text-sm);font-weight:var(--weight-semibold);transition:opacity var(--transition-fast);border:none;justify-content:center;align-items:center;gap:7px;padding:0 24px;display:flex}.conv-btn--primary:hover{opacity:.88;color:var(--white)}.conv-history{flex-direction:column;gap:2px;display:flex}.conv-aside__label{font-family:var(--font-header);font-size:11px;font-weight:var(--weight-semibold);letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--text-tertiary);padding:0 10px 6px}.conv-history__item{border-radius:var(--radius-default);color:var(--text-body);flex-direction:column;gap:2px;padding:10px 12px;display:flex}.conv-history__item:hover{background:var(--accent-wash);color:var(--text-body)}.conv-history__item[aria-current=page]{background:var(--white);box-shadow:inset 0 0 0 1px var(--border-warm)}.conv-history__meta{font-family:var(--font-header);font-size:11px;font-weight:var(--weight-semibold);color:var(--text-tertiary);justify-content:space-between;gap:8px;display:flex}.conv-history__time{font-weight:var(--weight-regular)}.conv-history__context{letter-spacing:var(--tracking-body);text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}.conv-aside__settings{border-top:1px solid var(--border-warm);flex-direction:column;gap:2px;padding-top:14px;display:flex}.conv-aside__disclosure{border-radius:var(--radius-default);min-height:44px;font-family:var(--font-header);font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--text-body);text-align:left;background:0 0;border:none;align-items:center;gap:8px;padding:8px 10px;display:flex}.conv-aside__disclosure-text{flex:1}.conv-aside__chevron{color:var(--text-tertiary);display:flex}.conv-aside__prompt-wrap{flex-direction:column;gap:6px;padding:0 10px 4px;display:flex}.conv-aside__prompt{resize:none;border:1px solid var(--border-warm);border-radius:var(--radius-default);background:var(--white);font:16px/1.5 var(--font-body);color:var(--text-body);outline:0;padding:10px 14px}.conv .conv-aside__prompt:focus,.conv .conv-aside__prompt:focus-visible{border-color:var(--accent);box-shadow:var(--ring-focus)}.conv-aside__hint{font-size:var(--text-xs);color:var(--text-tertiary)}.conv-aside__home{border-top:1px solid var(--border-warm);min-height:44px;font:var(--weight-medium) var(--text-sm) var(--font-header);color:var(--text-secondary);align-items:center;gap:10px;margin-top:auto;padding:0 10px;display:flex}.conv-aside__home:hover{color:var(--text-body)}@media (width>=861px){.conv{grid-template-rows:minmax(0,1fr);grid-template-columns:272px minmax(0,1fr);display:grid}.conv__main{min-height:0}.conv-aside{border-right:1px solid var(--border-warm);gap:20px;width:auto;max-width:none;min-height:0;padding:20px 17px;position:static}.conv-aside__close,.conv-header__menu{display:none}.conv-header__eval--wide{border:1px solid var(--border-warm);width:auto;height:36px;font-family:var(--font-header);font-size:13px;font-weight:var(--weight-semibold);color:var(--text-body);gap:7px;margin-right:4px;padding:0 14px}.conv-header__eval--wide svg{color:var(--accent)}.conv-header__eval--wide:hover{background:var(--accent-wash)}.conv-log__inner{width:100%;max-width:860px;margin:0 auto;padding:24px 32px 28px}.conv-msg__tutor{max-width:78%}.conv-msg__user{max-width:72%}.conv-composer{padding:12px 32px 16px}.conv-composer__inner{width:100%;max-width:860px;margin:0 auto}.conv-backdrop{justify-content:center;align-items:center}.conv-sheet{border-radius:var(--radius-default);width:min(440px,100% - 48px);box-shadow:var(--shadow-panel);padding:16px 16px 20px}.conv-sheet__grip{display:none}.conv-sheet--eval{padding:0}.conv-eval__body{padding-bottom:24px}.conv-sheet--confirm{padding:24px 20px 17px}.conv-sheet--word{border-top:none;padding:16px 20px 17px}}@keyframes swMsgIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes swWordIn{0%{opacity:0;filter:blur(2px)}to{opacity:1;filter:none}}@keyframes swExpand{0%{opacity:0;grid-template-rows:0fr}to{opacity:1;grid-template-rows:1fr}}@keyframes swCollapse{0%{opacity:1;grid-template-rows:1fr}to{opacity:0;grid-template-rows:0fr}}@keyframes swDot{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}@keyframes swBlink{50%{opacity:0}}@media (prefers-reduced-motion:reduce){.conv *,.conv :before,.conv :after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}