.hero{padding:4rem 1.5rem 2rem}.hero-container{max-width:1280px;margin:0 auto;text-align:left;display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}.hero-content{max-width:100%}.hero-title{font-size:4rem;font-weight:700;line-height:1.2;margin-bottom:2rem;color:var(--text-primary)}.hero-title-highlight{color:var(--accent-color);display:block;font-size:4.5rem}.hero-subtitle{font-size:1.5rem;color:var(--text-secondary);max-width:700px;margin:0 0 2rem;line-height:1.6}.hero-buttons{display:flex;flex-wrap:wrap;gap:.75rem}.hero-illustration{display:flex;justify-content:center;align-items:center}.stacked-cards{position:relative;width:280px;height:320px}.stacked-card{position:absolute;width:240px;height:180px;background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:1.5rem;box-shadow:var(--card-shadow);transition:transform .3s ease,box-shadow .3s ease}.stacked-card-back{top:0;left:0;transform:rotate(-3deg)}.stacked-card-front{top:80px;left:30px;transform:rotate(2deg)}.stacked-cards:hover .stacked-card-back{transform:rotate(-6deg)translateY(-5px)}.stacked-cards:hover .stacked-card-front{transform:rotate(4deg)translateY(5px);box-shadow:0 12px 40px rgba(0,0,0,.15)}.card-content{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center}.card-icon{margin-bottom:.75rem}.card-title{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem}.card-description{font-size:.875rem;color:var(--text-secondary)}.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.environments{padding:3rem 1.5rem 4rem;background-color:var(--bg-secondary)}.environments-container{max-width:1280px;margin:0 auto}.environments-title{font-size:1.75rem;font-weight:700;color:var(--text-primary);margin-bottom:2rem;text-align:center}.environments-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.articles{padding:3rem 1.5rem 5rem}.articles-container{max-width:1280px;margin:0 auto}.articles-title{font-size:1.75rem;font-weight:700;color:var(--text-primary);margin-bottom:2rem;text-align:center}.articles-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}@media(max-width:1200px){.environments-grid{grid-template-columns:repeat(2,1fr)}.articles-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:1024px){.hero-container{grid-template-columns:1fr;gap:2rem;text-align:left}.hero-content{max-width:100%}.hero-buttons{justify-content:flex-start}.hero-title{font-size:3rem}.hero-title-highlight{font-size:3.5rem}.hero-subtitle{font-size:1.25rem}.features-grid{grid-template-columns:repeat(2,1fr)}.articles-title{font-size:1.5rem}}@media(max-width:768px){.hero{padding:2rem 1rem 3rem}.hero-title{font-size:2.5rem}.hero-title-highlight{font-size:3rem}.hero-subtitle{font-size:1.125rem}.features-grid{grid-template-columns:1fr;gap:1rem}.environments-grid{grid-template-columns:1fr;gap:1rem}.articles{padding:2rem 1rem 3rem}.articles-grid{grid-template-columns:1fr;gap:1rem}.stacked-cards{width:240px;height:280px}.stacked-card{width:200px;height:150px}.stacked-card-front{top:70px;left:25px}}@media(max-width:480px){.hero{padding:1.5rem 1rem 2rem}.hero-title{font-size:2rem}.hero-title-highlight{font-size:2.5rem}.hero-subtitle{font-size:1rem}.hero-buttons{flex-direction:column;width:100%}.hero-buttons .btn{width:100%}.stacked-cards{width:200px;height:240px}.stacked-card{width:170px;height:130px;padding:1rem}.stacked-card-front{top:60px;left:20px}.feature-card{padding:1.25rem}.feature-title{font-size:.9375rem}.feature-description{font-size:.8125rem}.article-card{border-radius:.5rem}.article-link{padding:1rem}.articles-title{font-size:1.25rem;margin-bottom:1.5rem}}@media print{.hero-illustration{display:none}}