.hero{position:relative;height:calc(100dvh - 54px);display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(45deg,#90e9ff,#93ffdb,#ffe26c,#ff8ebb);background-size:400% 400%;animation:gradientBG 30s ease infinite}.hero-content{text-align:center;z-index:2}.hero:before,.hero:after{content:"";position:absolute;width:300px;height:300px;background:radial-gradient(circle at center,rgba(255,255,255,.3) 0%,transparent 70%);top:-50%;left:-50%;border-radius:50%;animation:floatAnimation 10s linear infinite;opacity:.8}.hero:after{top:70%;left:80%;width:200px;height:200px;background:radial-gradient(circle at center,rgba(255,255,255,.15) 0%,transparent 70%);animation-duration:12s}@keyframes floatAnimation{0%{transform:translate(0) scale(1)}50%{transform:translate(50px,50px) scale(1.2)}to{transform:translate(0) scale(1)}}.hero-title{font-size:3rem;margin:0;animation:fadeInUp 1s ease forwards;letter-spacing:2px}.hero-subtitle{font-size:1.5rem;margin:20px 0;opacity:0;animation:fadeInUp 1.5s ease forwards;animation-delay:.3s}.hero-button{background:#fff;color:#0f0f0f;padding:15px 30px;font-size:1rem;border:none;border-radius:30px;cursor:pointer;opacity:0;animation:fadeInUp 2s ease forwards;animation-delay:.6s;transition:transform .3s ease,box-shadow .3s ease;margin-top:40px}.hero-button:hover{transform:translateY(-3px);box-shadow:0 5px 20px #ffffff80}.features{flex:1;background:#111;padding:80px 20px;text-align:center}.feature-cards{display:flex;flex-wrap:wrap;justify-content:center;gap:40px}.feature-card{background:#222;border-radius:10px;padding:30px;width:300px;box-shadow:0 10px 30px #0000004d;transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px)}.feature-card h3{margin-top:0;margin-bottom:20px;font-size:1.5rem;color:#ffd369}.feature-card p{color:#cbcbc0}.footer{background:#000;text-align:center;padding:20px;font-size:.9rem;color:#aaa}@media (max-width: 768px){.hero{height:calc(100dvh - 49px)}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.hero-button{font-size:.9rem;margin-top:20px}.section-title{font-size:2rem;margin-bottom:40px}.feature-card h3{font-size:1.3rem}.feature-card p{font-size:.9rem}.footer{font-size:.7rem;padding:15px}}*{margin:0;padding:0;box-sizing:border-box}.navbar{display:flex;align-items:center;background-color:#343a40;padding:.5rem 1.5rem;position:sticky;top:0;z-index:1000}.navbar-brand{display:flex;align-items:center;flex-grow:1;color:#fff;font-size:1.25rem;font-weight:700;text-decoration:none}.navbar-brand a{color:#fff;text-decoration:none}.navbar-toggler{display:none;background:transparent;border:none;cursor:pointer;outline:none;padding:.25rem;margin-left:auto}.toggler-icon{width:25px;height:3px;background-color:#fff;display:block;margin:4px 0;transition:.3s}.navbar-collapse{display:flex;align-items:center;transition:max-height .3s ease-in-out}.navbar-nav{display:flex;list-style:none}.nav-item{margin:0 .2rem;border:none}.nav-item:last-child{margin-right:0}.nav-link{color:#fff;text-decoration:none;font-weight:500;transition:color .3s ease}.nav-link:hover{color:#ddd}@media (max-width: 768px){.navbar-toggler{display:inline-block}.navbar-collapse{position:absolute;top:3rem;left:0;right:0;background-color:#343a40;flex-direction:column;max-height:0;overflow:hidden}.navbar-collapse.open{max-height:300px}.navbar-nav{flex-direction:column;align-items:center;padding:.5rem 1rem}.nav-item{margin:.4rem 0;font-size:.8rem}.navbar-brand{font-size:.8rem}}.materials-hero{height:30vh;min-height:200px;background:linear-gradient(45deg,#90e9ff,#93ffdb,#ffe26c,#ff8ebb);background-size:400% 400%;animation:gradientBG 30s ease infinite;display:flex;align-items:center;justify-content:center;text-align:center}@keyframes gradientBG{0%{background-position:0% 0%}25%{background-position:100% 0%}50%{background-position:100% 100%}75%{background-position:0% 100%}to{background-position:0% 0%}}.materials-hero-content{z-index:2;max-width:600px;margin:0 auto;padding:20px}.materials-title{font-size:3rem;margin:0;letter-spacing:2px;animation:fadeInUp 1s ease forwards}.materials-subtitle{font-size:1.5rem;margin:20px 0;opacity:0;animation:fadeInUp 1.5s ease forwards;animation-delay:.3s}.materials-section{flex:1;padding:80px 20px;text-align:center;background:#111}.materials-list{display:flex;flex-direction:column;align-items:center;gap:30px}.material-item{width:80%;max-width:700px;background:#1f1f1f;border-radius:12px;padding:25px 30px;text-align:left;box-shadow:0 4px 12px #0006;transition:transform .3s ease,box-shadow .3s ease;position:relative}.material-item:hover{transform:translateY(-4px);box-shadow:0 8px 20px #0009}.material-info{display:flex;flex-direction:column;gap:15px}.material-title{font-size:1.8rem;margin:0;color:#ffd369}.material-links{display:flex;gap:15px}.btn-link{background:linear-gradient(135deg,#333,#1d1d1d);color:#eaeaea;text-decoration:none;padding:10px 20px;border-radius:6px;font-weight:700;transition:background .3s ease,color .3s ease,transform .3s ease;display:inline-block;box-shadow:inset 0 1px #ffffff1a}.btn-link:hover{background:linear-gradient(135deg,#4a4a4a,#2f2f2f);color:#ffd369;transform:scale(1.05)}.materials-footer{background:#000;text-align:center;padding:20px;font-size:.9rem;color:#aaa}@media (max-width: 768px){.materials-title{font-size:2.2rem}.materials-subtitle{font-size:1.2rem}.section-title{font-size:2rem;margin-bottom:30px}.material-item{width:90%;padding:20px}.material-title{font-size:1.4rem}.materials-footer{font-size:.7rem;padding:15px}}.portfolio-page{display:flex;flex-direction:column;min-height:calc(100dvh - 54px);background:#0f0f0f}.portfolio-hero{position:relative;height:30dvh;display:flex;align-items:center;justify-content:center;background:linear-gradient(45deg,#90e9ff,#93ffdb,#ffe26c,#ff8ebb);background-size:400% 400%;animation:portfolioGradientBG 30s ease infinite;text-align:center}@keyframes portfolioGradientBG{0%{background-position:0% 0%}25%{background-position:100% 0%}50%{background-position:100% 100%}75%{background-position:0% 100%}to{background-position:0% 0%}}.portfolio-hero-content{z-index:2;max-width:600px;margin:0 auto;padding:20px}.portfolio-title{font-size:3rem;margin:0;letter-spacing:2px;animation:fadeInUp 1s ease forwards}.portfolio-subtitle{font-size:1.5rem;margin:20px 0;opacity:0;animation:fadeInUp 1.5s ease forwards;animation-delay:.3s}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.work-gallery{flex:1;padding:80px 20px;text-align:center;background:#111}.section-title{font-size:2.5rem;margin-bottom:60px;position:relative;display:inline-block;color:#fff}.section-title:after{content:"";display:block;width:80px;height:4px;background:#00d9f5;margin:20px auto 0;border-radius:2px}.work-cards{display:flex;flex-wrap:wrap;justify-content:center;gap:40px}.work-card{background:#222;border-radius:10px;padding:30px;width:300px;box-shadow:0 10px 30px #0000004d;transition:transform .3s ease;text-align:left;text-decoration:none;color:inherit}.work-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px #0009}.work-card:hover,.work-card:focus,.work-card:active{text-decoration:none}.work-image-wrapper{width:100%;height:auto;margin-bottom:20px;border-radius:10px;overflow:hidden}.work-image{width:100%;height:auto;display:block}.work-card-title{font-size:1.5rem;margin-top:0;margin-bottom:10px;color:#ffd369}.work-card-desc{color:#cbcbc0}.portfolio-footer{background:#000;text-align:center;padding:20px;font-size:.9rem;color:#aaa}@media (max-width: 768px){.portfolio-page{min-height:calc(100dvh - 49px)}.portfolio-title{font-size:2.5rem}.portfolio-subtitle{font-size:1.2rem}.section-title{font-size:2rem;margin-bottom:40px}.work-card-title{font-size:1.3rem}.work-card-desc,.work-link{font-size:.9rem}.portfolio-footer{font-size:.7rem;padding:15px}}.notfound-page{display:flex;flex-direction:column;align-items:center;justify-content:center;height:80vh;background:#0f0f0f;color:#fff;text-align:center;padding:20px;min-height:calc(100vh - 54px)}.notfound-page h1{font-size:4rem;margin-bottom:20px}.notfound-page p{font-size:1.5rem;margin-bottom:60px}.breathing-text{animation:breathing 3s ease-in-out infinite;font-size:1.2rem!important}@keyframes breathing{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.05)}}@media (max-width: 768px){.notfound-page{min-height:calc(100dvh - 49px)}.notfound-page h1{font-size:2.5rem}.notfound-page p{font-size:1.2rem}.breathing-text{font-size:1rem!important}}.todo-container{font-size:28px;max-width:500px;margin:3rem auto;font-family:Times New Roman,Times,serif,sans-serif;text-align:center}.todo-input{display:flex;justify-content:space-between;margin-bottom:1rem}.todo-input input{flex:1;padding:.5rem;border:1px solid #ccc;border-radius:4px;margin-right:.5rem}.todo-input input::placeholder{font-size:14px;font-family:Times New Roman,Times,serif,sans-serif;color:gray}.todo-input button{font-family:Times New Roman,Times,serif,sans-serif;padding:.75rem 1.5rem;font-size:18px;font-weight:700;border:none;background-color:#4caf50;color:#fff;border-radius:4px;cursor:pointer}.todo-input button:hover{background-color:#45a049}ul{list-style-type:none;padding:0}li{display:flex;justify-content:space-between;align-items:center;padding:.5rem;border:1px solid #ddd;margin-bottom:.5rem;border-radius:4px;font-weight:600}li.completed span{font-weight:300;text-decoration:line-through;text-decoration-thickness:.25rem;color:inherit}li.completed span{color:#0d0d0d;position:relative}li.completed span:after{content:"";position:absolute;top:50%;left:0;width:100%;height:2px;background-color:red;transform:translateY(-50%)}li button{background-color:#f44336;font-size:18px;font-weight:700;font-family:Times New Roman,Times,serif,sans-serif;color:#fff;border:none;border-radius:4px;padding:.8rem 1.6rem;cursor:pointer}li button:hover{background-color:#e53935}