*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #186775;--secondary-color: #f5f5f5;--accent-color: #0081c3;--accent-hover: #4abfa1;--text-primary: #1a1a1a;--text-secondary: #666666;--text-light: #999999;--border-color: #e0e0e0;--bg-light: #f5f9fa;--font-primary: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 2rem;--spacing-lg: 4rem;--spacing-xl: 6rem;--container-max-width: 1200px;--section-padding: 5rem 0}html{scroll-behavior:smooth}body{font-family:var(--font-primary);color:var(--text-primary);line-height:1.6;font-size:16px;background-color:#fff}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--spacing-md)}.nav{position:fixed;top:0;left:0;right:0;background-color:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 10px #0000000d;z-index:1000;padding:var(--spacing-sm) 0}.nav-container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--spacing-md);display:flex;justify-content:space-between;align-items:center}.logo{font-family:var(--font-display);font-size:1.5rem;font-weight:600;color:var(--primary-color);text-decoration:none;letter-spacing:.05em;display:flex;align-items:center}.logo-image{height:40px;width:auto;display:block}.nav-menu{display:flex;list-style:none;gap:var(--spacing-md);align-items:center}.nav-menu a{color:var(--text-primary);text-decoration:none;font-weight:500;font-size:.95rem;transition:color .3s ease}.nav-menu a:hover{color:var(--accent-color)}.theme-toggle{background:transparent;border:1px solid var(--border-color);color:var(--text-primary);font:inherit;padding:.4rem .9rem;border-radius:999px;cursor:pointer;transition:color .3s ease,border-color .3s ease,background-color .3s ease}.theme-toggle:hover{color:var(--accent-color);border-color:var(--accent-color);background-color:#0081c314}.theme-toggle:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}body.dark-mode{--primary-color: #8bd3d2;--secondary-color: #0b1416;--accent-color: #4abfa1;--accent-hover: #6dd3ba;--text-primary: #e7f4f2;--text-secondary: #b7c8c6;--text-light: #8aa2a0;--border-color: #223133;--bg-light: #0f1b1d;background-color:#0b1416;color:var(--text-primary)}body.dark-mode .nav{background-color:#0b1416eb;box-shadow:0 2px 10px #0006}body.dark-mode .hero{background:linear-gradient(135deg,#0f1b1d,#112328)}body.dark-mode .project,body.dark-mode .about,body.dark-mode .footer,body.dark-mode .contact{background-color:transparent}body.dark-mode .project{background-color:#0f1b1d;box-shadow:0 6px 20px #00000073}body.dark-mode .project-link,body.dark-mode .contact-link{background-color:transparent}body.dark-mode .contact{background-color:#0f1b1d}body.dark-mode .project-rationale{border-top-color:var(--border-color)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8f4f6,#c8e8eb);padding-top:80px;text-align:center;position:relative;overflow:hidden}.hero-content{max-width:800px;padding:var(--spacing-md);position:relative;z-index:1}.hero-orbs{position:absolute;inset:0;pointer-events:auto;z-index:0;overflow:hidden}.hero-orb{position:absolute;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#4abfa1,#0081c3 70% 100%);box-shadow:0 18px 30px #18677547;opacity:.85;transition:transform .3s ease;--scale: 1;--orb-rot: 0deg;--orb-x: 0vw;animation:drift-right 70s linear infinite;pointer-events:auto;left:0}.hero-orb:hover{--scale: 1.06}@keyframes drift-right{0%{transform:translate(calc(var(--orb-x) - 120vw)) rotate(var(--orb-rot)) scale(var(--scale))}to{transform:translate(calc(var(--orb-x) + 120vw)) rotate(var(--orb-rot)) scale(var(--scale))}}.orb-1{top:6%;--orb-x: -10vw;--orb-rot: 12deg;animation-delay:-10s;background:radial-gradient(circle at 25% 25%,#4abfa1,#0081c3 70% 100%);width:120px;height:120px}.orb-2{top:16%;--orb-x: 8vw;--orb-rot: -18deg;animation-delay:-22s;background:radial-gradient(circle at 65% 35%,#4abfa1,#0081c3 70% 100%);width:140px;height:140px}.orb-3{top:26%;width:120px;height:120px;--orb-x: 18vw;--orb-rot: 24deg;animation-delay:-30s;background:radial-gradient(circle at 35% 60%,#4abfa1,#0081c3 70% 100%)}.orb-4{top:36%;width:130px;height:130px;--orb-x: -2vw;--orb-rot: -9deg;animation-delay:-18s;background:radial-gradient(circle at 40% 25%,#4abfa1,#0081c3 70% 100%)}.orb-5{top:46%;width:130px;height:130px;--orb-x: -20vw;--orb-rot: 16deg;animation-delay:-6s;background:radial-gradient(circle at 60% 40%,#4abfa1,#0081c3 70% 100%)}.orb-6{top:56%;width:140px;height:140px;--orb-x: 6vw;--orb-rot: -22deg;animation-delay:-26s;background:radial-gradient(circle at 35% 35%,#4abfa1,#0081c3 70% 100%)}.orb-7{top:66%;width:120px;height:120px;--orb-x: 22vw;--orb-rot: 28deg;animation-delay:-14s;background:radial-gradient(circle at 55% 35%,#4abfa1,#0081c3 70% 100%)}.orb-8{top:76%;width:110px;height:110px;--orb-x: -6vw;--orb-rot: -14deg;animation-delay:-34s;background:radial-gradient(circle at 45% 55%,#4abfa1,#0081c3 70% 100%)}.orb-9{top:86%;width:120px;height:120px;--orb-x: 14vw;--orb-rot: 10deg;animation-delay:-40s;background:radial-gradient(circle at 30% 40%,#4abfa1,#0081c3 70% 100%)}.orb-10{top:94%;width:140px;height:140px;--orb-x: -14vw;--orb-rot: -26deg;animation-delay:-48s;background:radial-gradient(circle at 55% 45%,#4abfa1,#0081c3 70% 100%)}.orb-11{top:22%;width:110px;height:110px;--orb-x: -26vw;--orb-rot: 20deg;animation-delay:-54s;background:radial-gradient(circle at 35% 35%,#4abfa1,#0081c3 70% 100%)}.orb-12{top:72%;width:115px;height:115px;--orb-x: 28vw;--orb-rot: -12deg;animation-delay:-60s;background:radial-gradient(circle at 60% 40%,#4abfa1,#0081c3 70% 100%)}.hero-title{font-family:var(--font-display);font-size:clamp(3rem,8vw,6rem);font-weight:600;color:var(--primary-color);margin-bottom:var(--spacing-sm);letter-spacing:-.02em}.hero-subtitle{font-size:clamp(1.1rem,2vw,1.5rem);color:var(--text-secondary);margin-bottom:var(--spacing-md);font-weight:400}.cta-button{display:inline-block;padding:1rem 2.5rem;background-color:var(--accent-color);color:#fff;text-decoration:none;border-radius:4px;font-weight:500;transition:background-color .3s ease,transform .2s ease;margin-top:var(--spacing-sm)}.hero-title,.hero-subtitle,.cta-button{position:relative;z-index:1}.cta-button:hover{background-color:var(--accent-hover);transform:translateY(-2px)}section{padding:var(--section-padding)}.section-title{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:600;margin-bottom:var(--spacing-lg);text-align:center;color:var(--primary-color)}.projects{background-color:var(--bg-light)}.project{background-color:#fff;border-radius:8px;padding:var(--spacing-md);margin-bottom:var(--spacing-lg);box-shadow:0 2px 20px #0000001f;transition:transform .3s ease,box-shadow .3s ease}.project-header{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);margin-bottom:var(--spacing-md);align-items:center}.project-visual{width:100%}.project-image-placeholder{width:100%;aspect-ratio:16 / 9;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;font-weight:500}.project-image{width:100%;height:auto;aspect-ratio:16 / 9;object-fit:cover;border-radius:6px;box-shadow:0 4px 15px #0003}.project-info{display:flex;flex-direction:column;gap:var(--spacing-sm)}.project-title{font-family:var(--font-display);font-size:clamp(1.5rem,3vw,2rem);font-weight:600;color:var(--primary-color);margin-bottom:var(--spacing-xs)}.project-tags{color:var(--text-secondary);font-size:.95rem;margin-bottom:var(--spacing-sm);font-weight:500;letter-spacing:.02em}.project-links{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.project-link,.contact-link{display:inline-block;padding:.7rem 1.8rem;border:2px solid var(--accent-color);color:var(--accent-color);text-decoration:none;border-radius:6px;font-weight:600;font-size:.9rem;transition:all .3s ease;background-color:#fff;position:relative;overflow:hidden}.project-link:before,.contact-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-hover) 100%);transition:left .3s ease;z-index:-1}.project-link:hover,.contact-link:hover{color:#fff;border-color:var(--accent-color);transform:translateY(-2px);box-shadow:0 4px 12px #0081c340}.project-link:hover:before,.contact-link:hover:before{left:0}.project-link:active,.contact-link:active{transform:translateY(0)}.project-rationale{margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--border-color)}.project-rationale p{margin-bottom:var(--spacing-sm);color:var(--text-secondary);line-height:1.8;font-size:1rem}.project-rationale p:last-child{margin-bottom:0}.project-2{background:linear-gradient(135deg,#f093fb,#f5576c)}.project-3{background:linear-gradient(135deg,#4facfe,#00f2fe)}.project-4{background:linear-gradient(135deg,#43e97b,#38f9d7)}.about{background-color:#fff}.about-content{display:grid;grid-template-columns:2fr 1fr;gap:var(--spacing-lg);max-width:1000px;margin:0 auto}.about-text p{margin-bottom:var(--spacing-sm);color:var(--text-secondary);line-height:1.8;font-size:1.05rem}.about-text p:last-child{margin-bottom:0}.about-links h3{font-family:var(--font-display);font-size:1.5rem;margin-bottom:var(--spacing-sm);color:var(--primary-color)}.resource-links{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-xs)}.resource-links a{color:var(--accent-color);text-decoration:none;font-weight:500;transition:color .3s ease;padding:.5rem 0;border-bottom:1px solid transparent}.resource-links a:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}.contact{background-color:#e6f2f4;text-align:center}.contact-content{max-width:600px;margin:0 auto}.contact-content>p{font-size:1.1rem;color:var(--text-secondary);margin-bottom:var(--spacing-md)}.contact-links{display:flex;justify-content:center;gap:var(--spacing-md);flex-wrap:wrap}.contact-link{background-color:transparent}.footer{background-color:var(--primary-color);color:#fff;padding:var(--spacing-md) 0;text-align:center}.footer p{color:#ffffffb3;font-size:.9rem}@media(max-width:768px){:root{--section-padding: 3rem 0;--spacing-lg: 2rem}.nav-menu{gap:var(--spacing-sm)}.nav-menu a{font-size:.85rem}.project-header{grid-template-columns:1fr}.project-visual{order:2}.project-info{order:1}.project-image{height:300px}.about-content{grid-template-columns:1fr}.contact-links{flex-direction:column;align-items:center}.project-link{width:100%;text-align:center}}@media(max-width:480px){.container,.nav-container{padding:0 var(--spacing-sm)}.project{padding:var(--spacing-sm)}.project-image-placeholder{font-size:1rem}}