:root{--primary-color:#000000;--secondary-color:#ffffff;--accent-color:#f4f4f4;--text-color:#333333;--spacing-sm:1rem;--spacing-md:2rem;--spacing-lg:4rem;--font-main:'Lora','Inter',serif}body{font-family:var(--font-main);color:var(--text-color);margin:0;padding:0;box-sizing:border-box}h1,h2,h3,h4,h5,h6{font-family:var(--font-main);font-weight:600;color:var(--primary-color);margin-top:0}h1{font-size:3rem;letter-spacing:2px}h2{font-size:2.5rem;margin-bottom:var(--spacing-md)}h3{font-size:2rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}a{color:var(--primary-color);text-decoration:none;transition:opacity 0.3s ease}a:hover{opacity:0.8}.sdf-button{display:inline-block;padding:12px 24px;background-color:var(--primary-color);color:var(--secondary-color);text-transform:uppercase;letter-spacing:1px;font-weight:600;border:2px solid var(--primary-color);transition:all 0.3s ease;cursor:pointer}.sdf-button:hover{background-color:transparent;color:var(--primary-color)}.sdf-button-outline{background-color:transparent;color:var(--primary-color)}.sdf-button-outline:hover{background-color:var(--primary-color);color:var(--secondary-color)}.sdf-container{max-width:1200px;width:90%;margin:0 auto;padding:0 15px}@media (max-width:980px){h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}}@media (max-width:767px){h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}}