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rgba(var(--accent-rgb),.15);background:rgba(var(--accent-rgb),.05)}.pc-char-block.state-current:after{content:"";position:absolute;bottom:6px;left:50%;transform:translate(-50%);width:16px;height:3px;background:var(--accent);border-radius:2px;animation:pc-glow 1.5s ease-in-out infinite}.pc-char-block.state-correct{background:var(--green-bg);border-color:var(--green);color:var(--green);transform:translateY(-2px)}.pc-char-block.state-yellow{background:var(--yellow-bg);border-color:var(--yellow);color:var(--yellow);transform:translateY(-2px)}.pc-char-block.state-error{background:var(--red-bg);border-color:var(--red);color:var(--red);animation:pc-shake .3s ease}.pc-char-block--punct{width:28px;min-width:16px;background:transparent;border-color:transparent;box-shadow:none;color:var(--muted)}@keyframes pc-glow{0%,to{opacity:.3}50%{opacity:1}}@keyframes pc-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.pc-rotate-mask{display:none}@media 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2px;color:var(--text)}.pc-landing-journey__range{font-size:13px;color:var(--muted);margin:0 0 4px}.pc-landing-journey__desc{font-size:13px;color:var(--text);margin:0;line-height:1.5}.pc-login-wall-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#00000073;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease}.pc-login-wall{background:var(--surface);border-radius:16px;padding:32px 24px;max-width:360px;width:100%;text-align:center;box-shadow:0 16px 48px #00000026}.pc-login-wall__icon{font-size:48px;margin-bottom:12px}.pc-login-wall__title{font-size:20px;font-weight:800;margin:0 0 8px;color:var(--text)}.pc-login-wall__desc{font-size:14px;color:var(--muted);margin:0 0 24px;line-height:1.6}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes popIn{0%{transform:scale(.7);opacity:0}70%{transform:scale(1.15)}to{transform:scale(1);opacity:1}}.pc-choice-shake{animation:pc-shake .32s 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8px}.result-char.good{background:var(--green-bg);color:var(--green);border:1px solid rgba(13,148,136,.25)}.result-char.weak{background:var(--yellow-bg);color:var(--yellow);border:1px solid rgba(217,119,6,.25)}@media (max-width: 767px){.pc-main{padding:var(--sp-4)}.pc-course-grid{grid-template-columns:1fr}.pc-topnav{padding:var(--sp-2) var(--sp-2) 0;padding-top:calc(var(--safe-top) + var(--sp-2))}.pc-topnav__bar{padding:0 var(--sp-3);gap:var(--sp-2)}.pc-topnav__brand span{display:none}.pc-topnav__nav{gap:0;justify-content:flex-start;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.pc-topnav__nav::-webkit-scrollbar{display:none}.pc-topnav__link{padding:6px var(--sp-2);font-size:var(--fs-sm);white-space:nowrap}.pc-topnav__user{gap:var(--sp-2)}.pc-topnav__child{display:none}}@media (min-width: 1280px){:root{--w-wide: 1100px;--grid-col-min: 280px}.pc-main{padding:var(--sp-8) 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16px;border-radius:12px;background:var(--surface2);font-size:14px;color:var(--muted);font-weight:500;text-align:center}.pc-promo-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:500;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);overflow:hidden}.pc-promo-particles{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.pc-promo-particle{position:absolute;left:50%;top:50%;border-radius:50%;animation:pc-promo-particle 1.2s ease-out forwards;opacity:0}.pc-promo-content{position:relative;z-index:1;text-align:center;animation:pc-promo-zoom-in .6s ease-out}.pc-promo-icon{font-size:80px;margin-bottom:16px;animation:pc-promo-glow 1.5s ease-in-out infinite alternate}.pc-promo-message{font-size:24px;font-weight:800;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.3);max-width:320px;line-height:1.5}@keyframes pc-promo-particle{0%{transform:translate(0) scale(0);opacity:0}20%{transform:translate(calc(var(--dx) * .2),calc(var(--dy) * .2)) scale(1);opacity:1}to{transform:translate(var(--dx),var(--dy)) scale(.3);opacity:0}}@keyframes pc-promo-zoom-in{0%{transform:scale(.3);opacity:0}60%{transform:scale(1.1);opacity:1}to{transform:scale(1);opacity:1}}@keyframes pc-promo-glow{0%{filter:drop-shadow(0 0 8px rgba(255,200,0,.3))}to{filter:drop-shadow(0 0 24px rgba(255,200,0,.8))}}.pc-star-pop{animation:pc-star-pop .45s cubic-bezier(.2,1.4,.4,1) both}@keyframes pc-star-pop{0%{transform:scale(0);opacity:0}60%{transform:scale(1.3);opacity:1}to{transform:scale(1);opacity:1}}@media (prefers-reduced-motion: reduce){.pc-star-pop{animation:none}}