:root{--container-max-width: 1420px;--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--card-bg: #ffffff;--text-primary: #2d3748;--text-secondary: #718096;--accent-color: #10b981;--accent-hover: #059669;--border-color: #e2e8f0;--nav-bg: #ffffff}body.dark-mode{--bg-primary: #1a202c;--bg-secondary: #2d3748;--card-bg: #2d3748;--text-primary: #f7fafc;--text-secondary: #cbd5e0;--accent-color: #10b981;--accent-hover: #34d399;--border-color: #4a5568;--nav-bg: #2d3748}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Montserrat,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-primary);color:var(--text-primary);transition:background .3s,color .3s}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}section{width:100%}:root{--color-toggle-light: #f4b400;--color-toggle-dark: bisque}._container_9cltv_11{cursor:pointer;display:inline-flex;align-items:center}._container_9cltv_11 input{display:none}._container_9cltv_11 input+div{border-radius:50%;width:36px;height:36px;position:relative;box-shadow:inset 14px -14px 0 0 var(--color-toggle-dark, #000);transform:scale(1) rotate(-2deg);transition:box-shadow .5s ease 0s,transform .4s ease .1s}._container_9cltv_11 input+div:before{content:"";width:inherit;height:inherit;border-radius:inherit;position:absolute;left:0;top:0;transition:background .3s ease}._container_9cltv_11 input+div:after{content:"";width:8px;height:8px;border-radius:50%;margin:-4px 0 0 -4px;position:absolute;top:50%;left:50%;box-shadow:0 -23px 0 var(--color-toggle-light, #eee),0 23px 0 var(--color-toggle-light, #eee),23px 0 0 var(--color-toggle-light, #eee),-23px 0 0 var(--color-toggle-light, #eee),15px 15px 0 var(--color-toggle-light, #eee),-15px 15px 0 var(--color-toggle-light, #eee),15px -15px 0 var(--color-toggle-light, #eee),-15px -15px 0 var(--color-toggle-light, #eee);transform:scale(0);transition:all .3s ease}._container_9cltv_11 input:checked+div{box-shadow:inset 32px -32px #fff;transform:scale(.5) rotate(0);transition:transform .3s ease .1s,box-shadow .2s ease 0s}._container_9cltv_11 input:checked+div:before{background:var(--color-toggle-light, #eee);transition:background .3s ease .1s}._container_9cltv_11 input:checked+div:after{transform:scale(1.5);transition:transform .5s ease .15s}.navbar{background:var(--nav-bg);padding:1rem 2rem;box-shadow:0 2px 10px #0000001a;position:sticky;top:0;z-index:1000}.nav-container{max-width:var(--container-max-width);margin:0 auto;display:flex;justify-content:space-between;align-items:center}.nav-logo-img{height:60px;width:auto}.nav-menu{display:flex;align-items:center}.nav-list{display:flex;gap:2rem;list-style:none;margin:0;padding:0}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .3s;font-size:1rem}.nav-link:hover{color:var(--accent-color)}.nav-actions{display:flex;align-items:center;gap:1rem}.language-switcher{display:inline-flex;align-items:center;position:relative}.language-trigger{border:1px solid var(--border-color);border-radius:10px;background:var(--card-bg);color:var(--text-primary);padding:.35rem .45rem;cursor:pointer;display:inline-flex;align-items:center;gap:.35rem}.language-trigger:focus{outline:2px solid var(--accent-color);outline-offset:1px}.flag-svg{width:22px;height:15px;border-radius:2px;border:1px solid rgba(0,0,0,.12);display:block}.language-chevron{font-size:.7rem;line-height:1}.language-menu{position:absolute;top:calc(100% + 6px);left:0;min-width:56px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:10px;box-shadow:0 10px 24px #0000001f;padding:.3rem;z-index:1002;display:grid;gap:.25rem}.language-option{border:none;background:transparent;border-radius:8px;padding:.35rem;cursor:pointer;display:inline-flex;justify-content:center;align-items:center}.language-option:hover,.language-option.active{background:var(--bg-secondary)}.theme-toggle-small{transform:scale(.7);transform-origin:center}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hamburger{display:none;flex-direction:column;justify-content:space-around;width:30px;height:25px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001}.hamburger span{width:100%;height:3px;background:var(--text-primary);border-radius:10px;transition:all .3s;transform-origin:center}.hamburger.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}@media(max-width:768px){.hamburger{display:flex}.nav-menu{position:fixed;top:0;right:-100%;width:70%;height:100vh;background:var(--nav-bg);box-shadow:-2px 0 10px #0000001a;transition:right .3s ease-in-out;padding-top:80px}.nav-menu.active{right:0}.nav-list{flex-direction:column;gap:0;width:100%}.nav-item{width:100%}.nav-link{display:block;padding:1.5rem 2rem;font-size:1.1rem;border-bottom:1px solid var(--border-color)}.nav-link:hover{background:var(--bg-secondary)}.language-switcher{margin-right:.35rem}.language-trigger{padding:.33rem .42rem}.flag-svg{width:20px;height:14px}}@media(max-width:480px){.navbar{padding:1rem}.nav-logo{font-size:1.3rem}.nav-menu{width:80%}}.footer{background:var(--bg-secondary);padding:4rem 2rem 2rem;border-top:1px solid var(--border-color)}.footer-container{max-width:var(--container-max-width);margin:0 auto}.footer-content{display:grid;grid-template-columns:repeat(4,1fr);gap:3rem;margin-bottom:3rem}.footer-section h3,.footer-section h4{color:var(--text-primary);margin-bottom:1.5rem;font-size:1.2rem}.footer-logo{color:var(--accent-color);font-size:1.5rem}.footer-description{color:var(--text-secondary);line-height:1.6;margin-bottom:1.5rem}.footer-social{display:flex;gap:1rem}.footer-social a{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--card-bg);color:var(--text-secondary);border:2px solid var(--border-color);transition:all .3s}.footer-social a:hover{color:var(--accent-color);border-color:var(--accent-color);transform:translateY(-3px)}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin-bottom:.75rem;color:var(--text-secondary)}.footer-links a{color:var(--text-secondary);transition:color .3s}.footer-links a:hover{color:var(--accent-color)}.footer-contact{list-style:none;padding:0;margin:0}.footer-contact li{color:var(--text-secondary);margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid var(--border-color);color:var(--text-secondary)}.footer-bottom p{margin:.5rem 0;font-size:.9rem}@media(max-width:968px){.footer{padding:3rem 1rem 1.5rem}.footer-content{grid-template-columns:repeat(2,1fr);gap:2rem}}@media(max-width:576px){.footer{padding:2rem 1rem 1rem}.footer-content{grid-template-columns:1fr;gap:1.5rem}.footer-section h3,.footer-section h4{font-size:1rem;margin-bottom:1rem}.footer-description{font-size:.9rem}}.scroll-to-top{position:fixed;bottom:2rem;right:2rem;z-index:999}.scroll-to-top-button{width:55px;height:55px;border-radius:50%;background:linear-gradient(135deg,var(--accent-color),var(--accent-hover));color:#fff;border:2px solid rgba(255,255,255,.3);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px #0003;transition:all .3s cubic-bezier(.34,1.56,.64,1);animation:slideUp .4s cubic-bezier(.34,1.56,.64,1),pulse 2s ease-in-out .4s infinite;position:relative;overflow:hidden}.scroll-to-top-button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#fff3,#fff0);border-radius:50%;opacity:0;transition:opacity .3s ease}.scroll-to-top-button:hover{transform:translateY(-8px) scale(1.1);box-shadow:0 12px 32px #0000004d,0 0 20px rgba(var(--accent-color),.5);animation:slideUp .4s cubic-bezier(.34,1.56,.64,1),bounce .6s ease-in-out infinite}.scroll-to-top-button:hover:before{opacity:1}.scroll-to-top-button svg{transition:transform .3s ease;position:relative;z-index:1}.scroll-to-top-button:hover svg{transform:translateY(-3px) scale(1.2)}.scroll-to-top-button:active{transform:translateY(-4px) scale(.95)}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{box-shadow:0 8px 24px #0003}50%{box-shadow:0 8px 32px #0000004d,0 0 15px rgba(var(--accent-color),.3)}}@keyframes bounce{0%,to{transform:translateY(-8px) scale(1.1)}50%{transform:translateY(-12px) scale(1.1)}}@keyframes fadeOut{to{opacity:0;transform:translateY(30px)}}@media(max-width:768px){.scroll-to-top{bottom:1.5rem;right:1.5rem}.scroll-to-top-button{width:50px;height:50px}}.portfolio{max-width:var(--container-max-width);margin:0 auto;padding:20px}.portfolio h1{text-align:center;margin-bottom:40px;color:#333;font-size:2.5rem}.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px}.project-card{border:1px solid #ddd;border-radius:8px;padding:20px;transition:transform .2s;background:#fff}.project-card:hover{transform:translateY(-5px);box-shadow:0 4px 12px #0000001a}.project-card img{width:100%;height:200px;object-fit:cover;border-radius:4px;margin-bottom:15px}.project-card h2{margin:10px 0;color:#2c3e50;font-size:1.5rem}.project-card small{color:#888}