*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #e9ecef;--text-primary: #0a0a0a;--text-secondary: #6c757d;--text-tertiary: #adb5bd;--accent: #2563eb;--accent-hover: #1d4ed8;--border: #dee2e6;--card-bg: #ffffff;--shadow: rgba(0, 0, 0, .05);--shadow-hover: rgba(0, 0, 0, .1)}[data-theme=dark]{--bg-primary: #0a0a0a;--bg-secondary: #141414;--bg-tertiary: #1e1e1e;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-tertiary: #6c6c6c;--accent: #3b82f6;--accent-hover: #60a5fa;--border: #2a2a2a;--card-bg: #141414;--shadow: rgba(0, 0, 0, .3);--shadow-hover: rgba(0, 0, 0, .5)}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;transition:background-color .3s ease,color .3s ease}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background-color:var(--bg-primary);border-bottom:1px solid var(--border);transition:background-color .3s ease,border-color .3s ease}.nav-content{display:flex;justify-content:space-between;align-items:center;height:80px}.logo{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--text-primary);display:flex;align-items:center;gap:.75rem}.logo svg{width:32px;height:32px;flex-shrink:0}.nav-controls{display:flex;align-items:center;gap:1rem}.language-selector{display:flex;gap:.25rem}.lang-btn{background:none;border:1px solid var(--border);border-radius:6px;padding:.5rem .75rem;font-size:.875rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .3s ease}.lang-btn:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.lang-btn.active{background-color:var(--accent);color:#fff;border-color:var(--accent)}.theme-toggle{background:none;border:1px solid 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40px;animation-delay:0s}.hammer-bracket-right{transform-origin:75px 40px;animation-delay:.15s}.circuit-line{animation:circuitFlow 2s ease-in-out infinite}.circuit-node{animation:nodePulse 2s ease-in-out infinite}.lightning-bolt{animation:lightningFlash 3s ease-in-out infinite}.code-symbol{animation:codeFloat 3s ease-in-out infinite}.accent-line{animation:lineExtend 2s ease-in-out infinite}.binary-text{animation:binaryFlicker 1.5s ease-in-out infinite}.hero-label{display:block;font-size:.875rem;font-weight:500;letter-spacing:.05em;text-transform:uppercase;color:var(--text-secondary);text-align:center;margin:0 auto 1.5rem;opacity:0;animation:fadeInUp .8s ease forwards}.hero-title{font-size:clamp(2.5rem,6vw,5rem);font-weight:700;line-height:1.1;letter-spacing:-.03em;text-align:center;margin:0 auto 2rem;opacity:0;animation:fadeInUp .8s ease .2s forwards}.hero-description{font-size:1.25rem;line-height:1.6;color:var(--text-secondary);max-width:700px;margin:0 auto 3rem;opacity:0;animation:fadeInUp .8s ease .4s forwards}.hero-cta{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;opacity:0;animation:fadeInUp .8s ease .6s forwards}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;font-size:1rem;font-weight:500;text-decoration:none;border-radius:8px;transition:all .3s ease;cursor:pointer;border:none}.btn-primary{background-color:var(--accent);color:#fff}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px);box-shadow:0 10px 25px var(--shadow-hover)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--bg-secondary);transform:translateY(-2px)}.btn-full{width:100%}.services{padding:120px 0;background-color:var(--bg-secondary)}.section-header{text-align:center;max-width:700px;margin:0 auto 4rem}.section-title{font-size:clamp(2rem,4vw,3rem);font-weight:700;letter-spacing:-.02em;margin-bottom:1rem}.section-description{font-size:1.125rem;color:var(--text-secondary)}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.service-card{background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:2.5rem;transition:all .3s ease}.service-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px var(--shadow-hover)}.service-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;background-color:var(--bg-secondary);border-radius:10px;margin-bottom:1.5rem;color:var(--accent)}.service-title{font-size:1.5rem;font-weight:600;margin-bottom:1rem}.service-description{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.6}.service-tags{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none}.service-tags li{font-size:.875rem;padding:.375rem .75rem;background-color:var(--bg-secondary);border:1px solid var(--accent);border-radius:20px;color:var(--text-secondary)}.portfolio{padding:120px 0}.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem}.portfolio-item{border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .3s ease;background-color:var(--card-bg)}.portfolio-item:hover{transform:translateY(-4px);box-shadow:0 20px 40px var(--shadow-hover)}.portfolio-image{aspect-ratio:16 / 10;background-color:var(--bg-secondary);display:flex;align-items:center;justify-content:center}.portfolio-placeholder{color:var(--text-tertiary)}.portfolio-content{padding:2rem}.portfolio-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem}.portfolio-description{color:var(--text-secondary);font-size:.9375rem}.contact{padding:120px 0;background-color:var(--bg-secondary)}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.contact-title{font-size:clamp(2rem,4vw,3rem);font-weight:700;letter-spacing:-.02em;margin-bottom:1.5rem}.contact-description{font-size:1.125rem;color:var(--text-secondary);line-height:1.6;margin-bottom:2rem}.contact-link{display:inline-flex;align-items:center;gap:.75rem;color:var(--text-primary);text-decoration:none;font-size:1.125rem;transition:color .3s ease}.contact-link:hover{color:var(--accent)}.contact-form{background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:2.5rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text-secondary)}.form-group input,.form-group textarea{width:100%;padding:.875rem 1rem;font-size:1rem;font-family:inherit;background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);transition:all .3s ease}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #2563eb1a}.form-group textarea{resize:vertical;min-height:120px}.footer{padding:3rem 0;border-top:1px solid var(--border)}.footer-content{text-align:center}.footer-logo{font-size:1.25rem;font-weight:700;margin-bottom:.5rem}.footer-text{color:var(--text-secondary);font-size:.9375rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes bracketPulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes circuitFlow{0%,to{opacity:.6}50%{opacity:1}}@keyframes nodePulse{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.2)}}@keyframes lightningFlash{0%,90%,to{opacity:.7}95%{opacity:1}}@keyframes codeFloat{0%,to{opacity:.5;transform:translateY(0)}50%{opacity:.8;transform:translateY(-2px)}}@keyframes lineExtend{0%,to{opacity:.3}50%{opacity:.6}}@keyframes binaryFlicker{0%,to{opacity:.8}50%{opacity:.4}}@media(max-width:768px){.container{padding:0 1.5rem}.hero{padding:140px 0 80px}.santhor-logo-icon{width:100px;height:100px}.hero-cta{flex-direction:column}.btn{width:100%}.services,.portfolio,.contact{padding:80px 0}.services-grid,.portfolio-grid{grid-template-columns:1fr}.contact-content{grid-template-columns:1fr;gap:3rem}.section-header{margin-bottom:3rem}.nav-controls{gap:.5rem}.lang-btn{padding:.375rem .5rem;font-size:.75rem}}@media(max-width:480px){.nav-content{height:70px}.logo{font-size:1.25rem}.theme-toggle{width:40px;height:40px}.service-card,.contact-form{padding:2rem}.santhor-logo-icon{width:80px;height:80px}}