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#fff;margin-top:3.5rem}.hero-button:hover{color:#000;background:#fff}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:#174957}.button-secondary{border:2px solid var(--accent);color:var(--accent)}.button-secondary:hover{background:var(--accent);color:#fff}.intro{background:var(--background);padding:6rem 2rem}.intro-content{text-align:center;max-width:760px;margin:0 auto}.intro h2{font-family:var(--font-heading);margin-bottom:1.5rem;font-size:3rem}.intro p{color:#555;margin-bottom:2.5rem;font-size:1.25rem;line-height:1.8}.intro-buttons{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.about-hero{background-image:linear-gradient(#00000059,#0000008c),url(/images/hero-train-bolivia-01.jpg);background-position:50%;background-size:cover;align-items:center;min-height:60vh;display:flex}.about-overlay{color:#fff;width:40%;max-width:520px;margin-top:8vh;margin-left:8%}.about-hero h1{font-family:var(--font-heading);margin:.4rem 0 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2rem}.stats-intro{text-align:center;max-width:700px;margin:0 auto 3rem}.stats-intro h2{font-family:var(--font-heading);margin-bottom:1.2rem;font-size:3rem}.stats-intro p{color:var(--text-light);font-size:1.2rem;line-height:1.8}.stats-grid{grid-template-columns:repeat(4,1fr);gap:3rem;max-width:1000px;margin:0 auto;display:grid}.stat{text-align:center}.stat h3{font-family:var(--font-heading);color:var(--accent);margin-bottom:.25rem;font-size:4.2rem}.stat p{color:var(--text-light);font-size:1rem}.about-cta{background:var(--surface);padding:6rem 2rem 7rem}.about-cta-content{text-align:center;max-width:760px;margin:0 auto}.about-cta h2{font-family:var(--font-heading);margin-bottom:1.5rem;font-size:3rem}.about-cta p{color:var(--text-light);margin-bottom:3rem;font-size:1.2rem;line-height:1.8}.footer{text-align:center;border-top:1px solid #ececec;padding:2rem}.footer p{color:#888;letter-spacing:.03em;font-size:.9rem}@media (width<=1100px){.hero-content,.about-overlay{width:55%;max-width:600px}}@media (width<=900px){.header-container{padding:24px}.logo{font-size:1.7rem}.main-nav{gap:1.5rem}.hero{text-align:center;justify-content:center}.hero-content{text-align:center;width:90%;max-width:700px;padding:0 2rem;transform:none}.hero h1{white-space:normal}.about-hero{justify-content:center}.about-overlay{text-align:center;width:90%;max-width:700px;margin:0;padding:0 2rem}.stats-grid{grid-template-columns:repeat(2,1fr);gap:3rem}}@media (width<=640px){.header-container{flex-direction:column;gap:1rem;padding:20px}.main-nav{flex-wrap:wrap;justify-content:center;gap:1.2rem}.hero{min-height:90vh}.hero-content{width:100%}.hero h1{font-size:clamp(2.6rem,11vw,4rem)}.subtitle{font-size:1.25rem}.intro,.about-content,.quote-section,.stats-section,.about-cta{padding:3rem 1.5rem}.text-block h2,.stats-intro h2,.about-cta h2{font-size:2.4rem}.stats-grid{grid-template-columns:1fr;gap:2.5rem}.stat 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