:root{--color-primary:#2c3e50;--color-secondary:#e74c3c;--color-accent:#27ae60;--color-text:#333;--color-text-light:#666;--color-bg:#f8f9fa;--color-border:#ddd;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-size-h1:clamp(1.75rem,1.25rem + 2vw,2.5rem);--font-size-h2:clamp(1.3rem,1.1rem + 1vw,1.8rem);--font-size-p:clamp(0.95rem,0.9rem + 0.5vw,1.1rem)}html{font-size:16px;height:100%;scroll-behavior:smooth}body{background-color:var(--color-bg);color:var(--color-text);display:flex;flex-direction:column;font-family:var(--font-family);margin:0;min-height:100dvh;padding:0}header{background-color:var(--color-primary);box-shadow:0 2px 4px rgba(0,0,0,.1);color:#fff;padding:clamp(1.5rem,1rem + 2vw,3rem);text-align:center}header h1{font-size:var(--font-size-h1);font-weight:700;margin:0}header p{font-size:var(--font-size-p);margin:0;opacity:.9}header nav{display:none}main{display:flex;flex:1;justify-content:center;padding:0 clamp(1rem,.75rem + 1.5vw,2rem) clamp(1rem,.75rem + 1.5vw,2rem);width:100%}article{background-color:#fff;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,.1);max-width:900px;padding:clamp(1.5rem,1rem + 2vw,3rem);width:100%}article h1{color:var(--color-primary);font-size:var(--font-size-h1);font-weight:700;margin:0 0 var(--spacing-md) 0;text-align:center}figure{margin:var(--spacing-lg) auto;text-align:center}figure img{border-radius:8px;margin:auto;margin-bottom:var(--spacing-sm);max-height:400px;object-fit:cover}figcaption{color:var(--color-text-light);font-size:.95rem;font-style:italic}section{margin-bottom:clamp(1.5rem,1rem + 1.5vw,2.5rem)}section h2{border-bottom:2px solid var(--color-secondary);color:var(--color-secondary);font-size:var(--font-size-h2);font-weight:700;padding-bottom:var(--spacing-sm)}section h2,section p{margin:0 0 var(--spacing-md) 0}section p{color:var(--color-text-light);font-size:var(--font-size-p);line-height:1.8}ol,ul{list-style-position:inside;margin-bottom:var(--spacing-md);margin-left:var(--spacing-lg);padding-left:0}li{line-height:1.8;margin-bottom:var(--spacing-sm)}li strong{color:var(--color-primary)}li ol,li ul{margin-left:var(--spacing-lg);margin-top:var(--spacing-sm)}footer{background-color:var(--color-primary);color:#fff;margin-top:auto;padding:clamp(1.5rem,1rem + 1.5vw,2.5rem);text-align:center}footer p{font-size:var(--font-size-p);margin:0}footer a{color:var(--color-secondary);font-weight:600;text-decoration:none}footer a:hover{text-decoration:underline}.breadcrumb{color:var(--color-text-light);font-size:var(--font-size-p);margin:0 auto;max-width:900px;padding:clamp(.5rem,.25rem + 1vw,1rem) clamp(1rem,.75rem + 1.5vw,2rem)}.breadcrumb a{color:var(--color-secondary);font-weight:600;text-decoration:none;transition:color .3s ease}.breadcrumb a:hover{color:#c0392b;text-decoration:underline}.breadcrumb span{color:var(--color-text-light);margin:0 .35rem}.scroll-to-top{align-items:center;background-color:var(--color-secondary);border:none;border-radius:50%;bottom:2rem;box-shadow:0 4px 12px rgba(0,0,0,.15);color:#fff;cursor:pointer;display:none;font-size:1.5rem;height:50px;justify-content:center;position:fixed;right:2rem;transition:all .3s ease;width:50px;z-index:999}.scroll-to-top.show{display:flex}.scroll-to-top:hover{background-color:#c0392b;box-shadow:0 6px 16px rgba(0,0,0,.2);transform:translateY(-3px)}@media (max-width:768px){article h1{font-size:2rem}section h2{font-size:1.5rem}figure img{max-height:300px}article,main{padding:var(--spacing-md)}li ol,li ul,ol,ul{margin-left:var(--spacing-md)}.scroll-to-top{bottom:1.5rem;font-size:1.2rem;height:45px;right:1.5rem;width:45px}}