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a{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);transition:color var(--transition-fast);position:relative}.nav-links a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--color-primary);transition:width var(--transition-base)}.nav-links a:hover{color:var(--color-text)}.nav-links a:hover:after{width:100%}.mobile-menu-btn{display:none;font-size:var(--font-size-xl);color:var(--color-text);padding:var(--spacing-2)}@media(max-width:768px){.nav-links{position:fixed;top:var(--nav-height);left:0;right:0;background:var(--color-white);flex-direction:column;padding:var(--spacing-6);gap:var(--spacing-4);box-shadow:var(--shadow-lg);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all var(--transition-base)}.nav-links.active{transform:translateY(0);opacity:1;visibility:visible}.nav-links a{font-size:var(--font-size-base);padding:var(--spacing-2) 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h3{font-size:var(--font-size-base);font-weight:600;margin-bottom:var(--spacing-2);color:var(--color-text)}.info-card p{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.skills-section{text-align:center}.skills-section h3{font-size:var(--font-size-xl);font-weight:600;margin-bottom:var(--spacing-6)}.skills-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-3)}.skill-tag{background:var(--color-white);border:1px solid var(--color-border);padding:var(--spacing-2) var(--spacing-4);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast)}.skill-tag:hover{border-color:var(--color-primary);color:var(--color-primary);background:#0099ff0d}@media(max-width:1024px){.about-cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.about-header .section-subtitle{font-size:var(--font-size-base)}.about-header 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a:hover{color:var(--color-primary)}.project-description{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.7;flex:1;margin-bottom:var(--spacing-4)}.project-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}.project-tag{background:var(--color-bg-secondary);padding:var(--spacing-1) var(--spacing-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:500;color:var(--color-text-secondary)}@media(max-width:1024px){.projects-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.projects-grid{grid-template-columns:1fr}}.contact{background:var(--color-bg-secondary)}.contact-content{display:grid;grid-template-columns:1fr 2fr;gap:var(--spacing-12);max-width:900px;margin:0 auto}.contact-info{display:flex;flex-direction:column;gap:var(--spacing-6)}.contact-card{background:var(--color-white);border-radius:var(--radius-lg);padding:var(--spacing-6);border:1px solid var(--color-border);text-align:center;transition:all 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a:hover{color:var(--color-primary)}.footer-copyright{font-size:var(--font-size-xs);color:#ffffff80}:root{--color-primary: #0099FF;--color-primary-light: #33ADFF;--color-primary-dark: #0077CC;--color-accent-teal: #00D4AA;--color-accent-red: #EB5757;--color-accent-yellow: #F2C94C;--color-accent-purple: #9B51E0;--color-accent-orange: #F2994A;--color-white: #FFFFFF;--color-bg: #FFFFFF;--color-bg-secondary: #F7F6F3;--color-bg-tertiary: #EBECED;--color-text: #37352F;--color-text-secondary: #6B6B6B;--color-text-light: #9B9A97;--color-border: #E3E2E0;--color-border-dark: #CFCFCF;--shadow-sm: 0 1px 2px 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);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: 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var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:var(--color-white)}.card{background:var(--color-white);border-radius:var(--radius-lg);border:1px solid var(--color-border);padding:var(--spacing-6);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.gradient-text{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent-teal) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-fadeIn{animation:fadeIn .6s ease-out forwards}.animate-slideIn{animation:slideIn .6s ease-out forwards}@media(max-width:768px){.container{padding:0 var(--spacing-4)}.section{padding:var(--spacing-16) 0}.section-title{font-size:var(--font-size-2xl)}}