.sp-section{--sp-blue:#438fc8;--sp-ink:#183f3d;--sp-navy:#0b1520;--sp-white:#eef4f9;background:var(--lp-bg);padding-block:clamp(100px,10vw,150px) clamp(120px,10vw,160px)}.sp-layout{gap:var(--space-14);grid-template-columns:minmax(0,1fr) minmax(0,2fr);align-items:center;display:grid}.sp-copy{min-width:0}.sp-copy h2{margin:0}.sp-quiet{white-space:nowrap;color:var(--lp-ink-3);font-family:var(--lp-font-sans);font-size:clamp(var(--space-5),1.6vw,var(--space-6));letter-spacing:-.025em;font-weight:400;line-height:1.5;display:block}.sp-highlight{margin-top:var(--space-10);color:var(--sp-blue);font:700 clamp(var(--space-10),3.3vw,var(--space-14))/1.06 var(--lp-font-brand);letter-spacing:-.055em;white-space:nowrap;display:inline-block}.sp-just{margin-right:.08em}.sp-feedback{margin-top:var(--space-10);padding:var(--space-6);border:1px solid var(--lp-line-strong);border-radius:var(--lp-radius);background:var(--lp-card);box-shadow:var(--lp-shadow-sm)}.sp-feedback strong{color:var(--sp-blue);font:600 20px/1.2 var(--lp-font-brand);letter-spacing:-.03em;display:block}.sp-feedback p{color:var(--lp-ink-2);margin:10px 0 0;font-size:16px;line-height:1.45}.sp-card-wrap{min-width:0;position:relative}.sp-card{border-radius:var(--lp-radius-lg);background:radial-gradient(ellipse at 50% 24%,#1b3448 0%,#0c1c2b 56%,var(--sp-navy)100%);width:100%;height:min(600px,68vh);min-height:520px;box-shadow:var(--lp-shadow-lg);color:var(--sp-white);border:1px solid #284259;position:relative;overflow:hidden}.sp-card:after{content:"";pointer-events:none;background:radial-gradient(at 50% 65%,#0000 25%,#08121b66 100%);position:absolute;inset:0}.sp-card-top,.sp-card-body,.sp-card-bottom{z-index:1;position:relative}.sp-card-top{padding:28px 34px 0}.sp-session{border:1px solid var(--lp-card);border-radius:var(--lp-radius-sm);color:var(--lp-card);background:0 0;align-items:center;gap:10px;padding:12px 17px;font-size:16px;line-height:1.2;display:inline-flex}.sp-session i{background:var(--lp-lilac);border-radius:50%;width:9px;height:9px}.sp-card-body{height:calc(100% - 205px);-webkit-mask-image:linear-gradient(to bottom,transparent,#000 var(--space-4));mask-image:linear-gradient(to bottom,transparent,#000 var(--space-4));flex-direction:column;justify-content:end;gap:26px;padding:32px clamp(24px,6vw,90px);display:flex;overflow:hidden}.sp-turn{opacity:1;max-width:78%;transition:opacity .6s var(--lp-ease);animation:.55s ease-out both sp-arrive}.sp-turn--you{text-align:right;align-self:flex-end;max-width:82%}.sp-speaker{color:#94afbc;font:11px var(--lp-font-sans);letter-spacing:.08em;text-transform:uppercase;margin:0 0 7px}.sp-line{color:var(--sp-white);font-size:clamp(var(--text-xl),1.5vw,var(--text-2xl));margin:0;line-height:1.43}.sp-turn--you .sp-line{background:#dff4ed12;border:1px solid #b7d7dc34;border-radius:19px 19px 4px;padding:15px 21px;display:inline-block}.sp-turn--teacher .sp-line{font-family:var(--lp-font-serif-roman)}.sp-verdict{flex-wrap:wrap;justify-content:flex-end;align-items:baseline;gap:8px 10px;margin:10px 0 0;animation:.5s ease-out .35s both sp-arrive;display:flex}.sp-chip{color:#f0c775;background:#c9992333;border-radius:999px;flex:none;padding:4px 11px;font-size:12px;font-weight:500;line-height:1.3}.sp-note{color:var(--sp-white);font-size:var(--text-base);text-align:right;line-height:1.45}@keyframes sp-arrive{0%{opacity:0;transform:translateY(13px)}to{opacity:1;transform:translateY(0)}}.sp-card-bottom{background:linear-gradient(#0000,#09131fee 20%);flex-direction:column;justify-content:end;align-items:center;min-height:119px;padding:19px 34px 42px;display:flex;position:absolute;bottom:0;left:0;right:0}.sp-hold{justify-content:center;align-items:center;gap:var(--space-2);width:min(100%,calc(var(--space-24)*2.25));min-height:var(--space-12);padding:var(--space-2)var(--space-5);border:calc(var(--space-px)*2)solid var(--lp-teal);border-radius:var(--radius-full);background:var(--lp-card);color:var(--lp-teal-deeper);font-size:var(--text-base);line-height:var(--leading-normal);font-weight:var(--font-medium);-webkit-user-select:none;user-select:none;flex-shrink:0;display:inline-flex}.sp-hold[data-state=listening]{background:var(--lp-teal-deep);border-color:var(--lp-teal-deep);color:var(--lp-card)}.sp-hold[data-state=checking]{background:var(--lp-card);border-color:var(--lp-teal);color:var(--lp-teal-deeper)}.sp-wave{align-items:center;gap:3px;height:15px;display:inline-flex}.sp-wave i{background:currentColor;border-radius:2px;width:2px;height:12px;animation:.75s ease-in-out infinite alternate sp-wave}.sp-wave i:nth-child(2){animation-delay:-250ms}.sp-wave i:nth-child(3){animation-delay:-490ms}.sp-wave i:nth-child(4){animation-delay:-160ms}@keyframes sp-wave{0%{transform:scaleY(.3)}to{transform:scaleY(1)}}@media (max-width:1050px){.sp-layout{grid-template-columns:1fr;gap:38px}.sp-copy{max-width:650px}.sp-card{height:560px;min-height:0}}@media (max-width:600px){.sp-section{padding-block:72px 120px}.sp-quiet{font-size:clamp(15px,3.8vw,19px)}.sp-highlight{font-size:clamp(32px,8vw,44px)}.sp-card{height:520px}.sp-card-top{padding:24px}.sp-card-body{gap:20px;padding:25px}.sp-turn{max-width:92%}.sp-card-bottom{padding-bottom:36px}}@media (prefers-reduced-motion:reduce){.sp-turn{transition:none}.sp-turn,.sp-verdict,.sp-wave i{animation:none}}