:root{--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-serif: "Playfair Display", Georgia, "Times New Roman", Times, serif;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-text-primary: #1a1a1a;--color-text-secondary: #4a4a4a;--color-text-muted: #6c757d;--color-primary: #2c3e50;--color-accent: #3498db;--color-border: #e9ecef;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 2rem;--spacing-xl: 4rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--color-primary);line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:2.5rem;font-weight:700}h2{font-size:2rem;font-weight:600}h3{font-size:1.5rem;font-weight:600}p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}a{color:var(--color-accent);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary);text-decoration:underline}ul{list-style:none}.container{max-width:1000px;margin:0 auto;padding:0 var(--spacing-md)}.section{padding:var(--spacing-xl) 0}.card{background:var(--color-surface);border-radius:var(--radius-md);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-primary);color:#fff;border-radius:var(--radius-sm);font-weight:500;border:none;cursor:pointer;transition:background-color .2s}.btn:hover{background-color:#1a252f;color:#fff;text-decoration:none}.btn-outline{background-color:transparent;border:1px solid var(--color-primary);color:var(--color-primary)}.btn-outline:hover{background-color:var(--color-primary);color:#fff}.navbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) 0;position:sticky;top:0;z-index:100}.navbar .container{display:flex;justify-content:space-between;align-items:center}.nav-brand{font-family:var(--font-serif);font-weight:700;font-size:1.5rem;color:var(--color-primary)}.nav-links{display:flex;gap:var(--spacing-lg)}.nav-link{color:var(--color-text-secondary);font-weight:500}.nav-link:hover,.nav-link.active{color:var(--color-primary);text-decoration:none}.footer{background:var(--color-primary);color:#fff;padding:var(--spacing-xl) 0;margin-top:var(--spacing-xl);text-align:center}.footer p{color:#fffc}.footer a{color:#fff}.footer a:hover{opacity:1;color:#fff}.footer .social-links a{color:#fff}.footer .social-links a:hover{color:#fffc}.profile-header{text-align:center;margin-bottom:var(--spacing-xl)}.profile-img{width:200px;height:200px;border-radius:50%;object-fit:cover;margin-bottom:var(--spacing-md);box-shadow:var(--shadow-md)}.social-links{display:flex;justify-content:center;gap:var(--spacing-md);margin-top:var(--spacing-md)}.social-links a{color:var(--color-text-secondary);font-size:1.5rem}.social-links a:hover{color:var(--color-primary)}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.container{padding:0 var(--spacing-md)}.section{padding:var(--spacing-lg) 0}.navbar{padding:var(--spacing-sm) 0}.navbar .container{flex-wrap:wrap}.nav-brand{font-size:1.25rem}.nav-links{display:none;flex-direction:column;width:100%;gap:var(--spacing-sm);padding:var(--spacing-md) 0;background:var(--color-surface);position:absolute;top:100%;left:0;right:0;border-top:1px solid var(--color-border);box-shadow:var(--shadow-md);z-index:1000;transition:all .3s ease}.nav-links.mobile-menu-open{display:flex}.nav-links li{width:100%;text-align:center;padding:var(--spacing-xs) 0}.nav-links a{display:block;padding:var(--spacing-sm) var(--spacing-md);min-height:44px;display:flex;align-items:center;justify-content:center}.nav-links a[style*=background]{display:inline-flex;margin:var(--spacing-sm) auto}.mobile-menu-toggle{display:block;background:none;border:none;font-size:1.5rem;color:var(--color-primary);cursor:pointer;padding:var(--spacing-sm);margin-left:auto}.profile-header h1{font-size:1.75rem}.profile-header h3{font-size:1.1rem}.profile-header p{font-size:.9rem;padding:0 var(--spacing-sm)}.profile-img{width:150px;height:150px}.card{padding:var(--spacing-md)}.btn{display:block;width:100%;text-align:center;margin-bottom:var(--spacing-sm)}.btn+.btn{margin-left:0!important}.social-links{gap:var(--spacing-sm)}.social-links a{font-size:1.25rem}.social-links svg{width:28px;height:28px}}@media (min-width: 769px) and (max-width: 1024px){h1{font-size:2.25rem}h2{font-size:1.75rem}.container{max-width:900px}.nav-links{gap:var(--spacing-md)}.profile-img{width:175px;height:175px}}@media (min-width: 769px){.mobile-menu-toggle{display:none}}@media (max-width: 480px){h1{font-size:1.75rem}h2{font-size:1.35rem}h3{font-size:1.15rem}.profile-header h1{font-size:1.5rem}.profile-header h3{font-size:1rem}.profile-img{width:120px;height:120px}.card{padding:var(--spacing-sm) var(--spacing-md)}.nav-brand{font-size:1.1rem}}