:root{--bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #e8ecf2 100%);--card-gradient: linear-gradient(135deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, .7) 100%);--primary-color: #2563eb;--secondary-color: #7c3aed;--accent-color: #06b6d4;--text-color: #1e293b;--text-secondary: #64748b;--surface-color: rgba(148, 163, 184, .1);--card-color: rgba(255, 255, 255, .8);--card-border: rgba(255, 255, 255, .5);--card-shadow: 0 8px 32px rgba(0, 0, 0, .08);--header-bg: rgba(255, 255, 255, .8);--skill-card-border: rgba(148, 163, 184, .2);--primary-rgb: 14, 165, 233;--secondary-rgb: 99, 102, 241;--white-rgb: 255, 255, 255;--section-padding-desktop: 4rem;--section-padding-tablet: 3rem;--section-padding-mobile: 2rem;--container-padding-desktop: 2rem;--container-padding-tablet: 1.5rem;--container-padding-mobile: 1rem;--heading-size: clamp(2rem, 5vw, 2.5rem);--subheading-size: clamp(1.2rem, 3vw, 1.5rem);--text-size: clamp(.9rem, 2vw, 1rem)}[data-theme=dark]{--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);--card-gradient: linear-gradient(135deg, rgba(30, 41, 59, .9) 0%, rgba(30, 41, 59, .7) 100%);--primary-color: #3b82f6;--secondary-color: #8b5cf6;--accent-color: #22d3ee;--text-color: #f1f5f9;--text-secondary: #94a3b8;--surface-color: rgba(148, 163, 184, .1);--card-color: rgba(30, 41, 59, .8);--card-border: rgba(148, 163, 184, .1);--card-shadow: 0 8px 32px rgba(0, 0, 0, .2);--header-bg: rgba(15, 23, 42, .8);--skill-card-border: rgba(148, 163, 184, .1)}body{font-family:Inter,sans-serif;background:var(--bg-gradient);color:var(--text-color);transition:all .3s ease;min-height:100vh}*{margin:0;padding:0;box-sizing:border-box}.btn{display:inline-block;padding:1rem 2rem;border-radius:8px;font-weight:600;text-decoration:none;transition:all .3s ease}.btn.primary{background:var(--primary-color);color:#fff}.btn.primary:hover{opacity:.9;transform:translateY(-2px)}.btn.secondary{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn.secondary:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}.skill-card{background-color:var(--card-color)!important;box-shadow:0 4px 6px #0000001a}.progress-bar{background-color:var(--surface-color)!important}.section-title{font-size:2.5rem;text-align:center;margin-bottom:3rem;color:var(--text-color)}.container,section .section-content{max-width:1240px;margin:0 auto;padding:0 2rem;width:100%}html{scroll-behavior:smooth}section{scroll-margin-top:80px;width:100%;padding:var(--section-padding-desktop) var(--container-padding-desktop)}@media (max-width: 992px){section{padding:var(--section-padding-tablet) var(--container-padding-tablet)}}@media (max-width: 768px){section{padding:var(--section-padding-mobile) var(--container-padding-mobile)}}.section-content{max-width:1240px;margin:0 auto;width:100%}h2{font-size:var(--heading-size);margin-bottom:clamp(2rem,6vw,4rem)}@media (max-width: 768px){.container,section .section-content{padding:0 var(--container-padding)}.grid{grid-template-columns:1fr!important}}