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landingFloat{0%,to{opacity:0;transform:translateY(8px)}20%,80%{opacity:.3}50%{opacity:.45;transform:translateY(-8px)}}.landing-hero-content{position:relative;text-align:center;max-width:680px;z-index:1}.landing-hero-title{font-family:Fraunces,Georgia,serif;font-size:3.8rem;font-weight:800;line-height:1.15;color:var(--text);margin-bottom:20px;letter-spacing:-.02em}.landing-hero-lang{display:inline-block;animation:landingWordIn .5s ease-out;font-style:italic}@keyframes landingWordIn{0%{opacity:0;transform:translateY(16px) rotateX(40deg);filter:blur(4px)}to{opacity:1;transform:translateY(0) rotateX(0);filter:blur(0)}}.landing-hero-subtitle{font-size:1.2rem;color:var(--text-muted);line-height:1.6;max-width:520px;margin:0 auto 32px;font-weight:400}.landing-hero-actions{display:flex;flex-direction:column;align-items:center;gap:12px}.landing-hero-cta{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff;border:none;font-size:1.1rem;font-weight:600;padding:16px 32px;border-radius:28px;cursor:pointer;transition:box-shadow .3s,transform .3s;font-family:Outfit,sans-serif}.landing-hero-cta:hover{box-shadow:0 4px 32px var(--accent-glow),0 0 0 1px #6c5ce74d;transform:translateY(-2px)}.landing-hero-cta svg{transition:transform .3s}.landing-hero-cta:hover svg{transform:translate(4px)}.landing-hero-note{font-size:.85rem;color:var(--text-muted);font-weight:400}.landing-waveform{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:48px;opacity:.5}.landing-waveform-bar{width:4px;border-radius:2px;background:var(--accent);animation:landingWave 1.2s ease-in-out infinite}@keyframes landingWave{0%,to{height:8px;opacity:.4}50%{height:28px;opacity:1}}.landing-hero-fade{position:absolute;bottom:0;left:10%;right:10%;height:1px;background:linear-gradient(90deg,transparent,var(--border),var(--accent),var(--border),transparent);opacity:.4}.landing-section{padding:100px 24px;max-width:1100px;margin:0 auto}.landing-section-title{font-family:Fraunces,Georgia,serif;font-size:2.4rem;font-weight:700;color:var(--text);text-align:center;margin-bottom:8px;letter-spacing:-.01em}.landing-section-subtitle{font-size:1.05rem;color:var(--text-muted);text-align:center;margin-bottom:48px}.landing-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease-out,transform .7s ease-out}.landing-visible,.landing-visible .landing-reveal{opacity:1;transform:translateY(0)}.landing-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.landing-feature-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:32px 28px;transition:transform .3s,box-shadow .3s,border-color .3s}.landing-feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px #0000004d;border-color:var(--surface-hover)}.landing-feature-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.landing-feature-title{font-size:1.15rem;font-weight:600;color:var(--text);margin-bottom:8px}.landing-feature-desc{font-size:.92rem;color:var(--text-muted);line-height:1.6}.landing-tutors-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.landing-tutor-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:28px 20px;text-align:center;transition:transform .3s,box-shadow .3s,border-color .3s;cursor:default}.landing-tutor-card:hover{transform:translateY(-4px);border-color:var(--tutor-color);box-shadow:0 8px 32px #00000040,0 0 0 1px var(--tutor-color)}.landing-tutor-avatar{width:60px;height:60px;border-radius:50%;border:2px solid var(--tutor-color);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-family:Fraunces,Georgia,serif;font-size:1.5rem;font-weight:700;color:var(--tutor-color);transition:transform .3s,box-shadow .3s;background:#0003}.landing-tutor-card:hover .landing-tutor-avatar{transform:scale(1.1);box-shadow:0 0 24px #0000004d}.landing-tutor-name{font-size:1.05rem;font-weight:600;color:var(--tutor-color);margin-bottom:4px}.landing-tutor-desc{font-size:.8rem;color:var(--text-muted);line-height:1.4}.landing-scenarios-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.landing-scenario-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px 20px;text-align:center;transition:transform .3s,box-shadow .3s,border-color .3s}.landing-scenario-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 8px 28px #0003}.landing-scenario-icon{width:48px;height:48px;border-radius:14px;background:var(--surface-hover);display:flex;align-items:center;justify-content:center;margin:0 auto 12px;color:var(--text-muted);transition:color .3s,background .3s}.landing-scenario-card:hover .landing-scenario-icon{color:var(--accent);background:#6c5ce71f}.landing-scenario-label{font-size:.95rem;font-weight:600;color:var(--text);margin-bottom:4px}.landing-scenario-desc{font-size:.8rem;color:var(--text-muted);line-height:1.4}.landing-steps{display:flex;align-items:flex-start;justify-content:center}.landing-step{flex:1;text-align:center;padding:0 20px}.landing-step-number{width:52px;height:52px;border-radius:50%;background:var(--accent);color:#fff;font-family:Fraunces,Georgia,serif;font-size:1.4rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 4px 20px var(--accent-glow)}.landing-step-connector{width:60px;height:2px;background:var(--border);margin-top:26px;flex-shrink:0;border-radius:1px}.landing-step-title{font-size:1.1rem;font-weight:600;color:var(--text);margin-bottom:6px}.landing-step-desc{font-size:.88rem;color:var(--text-muted);line-height:1.5}.landing-cta-section{padding-bottom:80px}.landing-cta-card{background:radial-gradient(ellipse at 30% 50%,rgba(108,92,231,.1) 0%,transparent 60%),radial-gradient(ellipse at 70% 50%,rgba(232,141,103,.07) 0%,transparent 60%),var(--surface);border:1px solid var(--border);border-radius:28px;padding:64px 40px;text-align:center}.landing-cta-title{font-family:Fraunces,Georgia,serif;font-size:2.2rem;font-weight:700;color:var(--text);margin-bottom:12px}.landing-cta-subtitle{font-size:1.05rem;color:var(--text-muted);margin-bottom:28px;line-height:1.6}.landing-footer{border-top:1px solid var(--border);padding:32px 24px;display:flex;align-items:center;justify-content:space-between;max-width:1100px;margin:0 auto}.landing-footer-logo{font-family:Fraunces,Georgia,serif;font-size:1.2rem;font-weight:700;color:var(--accent)}.landing-footer-copy{font-size:.8rem;color:var(--text-muted)}@media(max-width:900px){.landing-features-grid{grid-template-columns:1fr;gap:16px}.landing-tutors-grid,.landing-scenarios-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.landing-nav-links{display:none;position:absolute;top:64px;inset-inline-start:0;inset-inline-end:0;background:#0a0a0ff2;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);flex-direction:column;padding:16px 24px 20px;gap:16px;border-bottom:1px solid var(--border)}.landing-nav-open{display:flex}.landing-nav-actions{display:none}.landing-hamburger{display:flex}.landing-nav-mobile-cta{display:flex;gap:10px;padding-top:12px;border-top:1px solid var(--border);margin-top:4px}.landing-nav-mobile-cta .landing-btn-primary{flex:1}.landing-hero-title{font-size:2.6rem}.landing-hero-subtitle{font-size:1.05rem}.landing-section{padding:60px 20px}.landing-section-title{font-size:1.8rem}.landing-steps{flex-direction:column;align-items:center;gap:8px}.landing-step-connector{width:2px;height:32px;margin:0}.landing-step{padding:0}}@media(max-width:600px){.landing-hero-title{font-size:2.2rem}.landing-hero-cta{font-size:1rem;padding:14px 24px}.landing-tutors-grid,.landing-scenarios-grid{grid-template-columns:repeat(2,1fr);gap:10px}.landing-tutor-card{padding:20px 14px}.landing-tutor-avatar{width:48px;height:48px;font-size:1.2rem}.landing-cta-card{padding:40px 20px;border-radius:20px}.landing-cta-title{font-size:1.7rem}.landing-footer{flex-direction:column;gap:8px;text-align:center}.landing-bubble{display:none}}