:root{--bg:#f6f7fb;--card:#fff;--text:#1c2333;--muted:#6b7280;--accent:#2563eb;--danger:#dc2626;--primary: #4361ee;--primary-dark: #3a56d4;--secondary: #7209b7;--light: #f8f9fa;--dark: #212529;--gray: #6c757d;--success: #2ecc71;--warning: #f39c12;--gradient: linear-gradient(135deg, #4361ee 0%, #7209b7 100%);--shadow: 0 10px 30px rgba(0, 0, 0, .08);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .12);--radius: 12px;--radius-lg: 20px}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.header{background:#fff;box-shadow:0 2px 10px #0000000d;position:sticky;top:0;z-index:1000}.header .container{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem}.logo h1{font-size:1.8rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav{display:flex;gap:2rem}.nav a{text-decoration:none;color:var(--text);font-weight:500;transition:color .3s;position:relative}.nav a:hover{color:var(--primary)}.nav a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--gradient);transition:width .3s}.nav a:hover:after{width:100%}.user-menu{display:flex;align-items:center;gap:1rem}.user-name{color:var(--muted);font-size:.9rem}.logout-btn{background:transparent;color:var(--danger);border:1px solid var(--danger);padding:.5rem 1rem;border-radius:var(--radius);cursor:pointer;font-weight:500;transition:all .3s}.logout-btn:hover{background:var(--danger);color:#fff}.hero{padding:6rem 0;background:var(--gradient);color:#fff;position:relative;overflow:hidden}.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.hero-content{max-width:600px}.hero-title{font-size:3.5rem;font-weight:800;line-height:1.2;margin-bottom:1.5rem}.hero-subtitle{font-size:1.25rem;opacity:.9;margin-bottom:2.5rem;max-width:500px}.hero-buttons{display:flex;gap:1rem;flex-wrap:wrap}.btn-primary,.btn-secondary{padding:1rem 2rem;border-radius:var(--radius);font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s;border:none}.btn-primary{background:#fff;color:var(--primary)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3)}.btn-secondary:hover{background:#ffffff1a;border-color:#fff}.hero-image{display:flex;justify-content:center;align-items:center}.image-placeholder{width:100%;height:300px;background:#ffffff1a;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.image-placeholder span{color:#ffffffb3;font-size:1.1rem}.services{padding:6rem 0;background:#fff}.section-title{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:1rem;color:var(--dark)}.section-subtitle{text-align:center;color:var(--gray);font-size:1.1rem;max-width:600px;margin:0 auto 3rem}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:3rem}.service-card{background:var(--light);padding:2rem;border-radius:var(--radius);text-align:center;transition:transform .3s,box-shadow .3s;border:1px solid rgba(0,0,0,.05)}.service-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.service-icon{font-size:3rem;margin-bottom:1.5rem}.service-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--dark)}.service-card p{color:var(--gray);line-height:1.6}.testimonials{padding:6rem 0;background:var(--light)}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.testimonial-card{background:#fff;padding:2rem;border-radius:var(--radius);box-shadow:var(--shadow);position:relative}.testimonial-card:before{content:'"';font-size:5rem;color:var(--primary);opacity:.1;position:absolute;top:-1rem;left:1rem;font-family:serif}.testimonial-text{font-size:1.1rem;line-height:1.6;color:var(--dark);margin-bottom:1.5rem;font-style:italic}.testimonial-author{border-top:1px solid rgba(0,0,0,.1);padding-top:1rem}.testimonial-author strong{display:block;color:var(--dark);margin-bottom:.25rem}.testimonial-author span{color:var(--gray);font-size:.9rem}.cta{padding:6rem 0;background:var(--gradient);color:#fff;text-align:center}.cta-title{font-size:2.5rem;font-weight:700;margin-bottom:1.5rem}.cta-subtitle{font-size:1.2rem;opacity:.9;max-width:600px;margin:0 auto 3rem}.btn-large{padding:1.25rem 3rem;font-size:1.1rem}.footer{background:var(--dark);color:#fff;padding:4rem 0 2rem}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:3rem}.footer-section h3{font-size:1.8rem;margin-bottom:1rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-section h4{font-size:1.2rem;margin-bottom:1rem;color:#fff}.footer-section p{color:#ffffffb3;line-height:1.6;margin-bottom:.5rem}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-links a{color:#ffffffb3;text-decoration:none;transition:color .3s}.social-links a:hover{color:#fff}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1);color:#ffffff80;font-size:.9rem}.center{display:flex;justify-content:center;padding:4rem}.muted{color:var(--muted)}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.card{background:var(--card);border-radius:12px;box-shadow:0 4px 24px #00000014;padding:2rem;width:100%;max-width:380px;display:flex;flex-direction:column;gap:.5rem}.card h1{margin:0 0 .5rem;font-size:1.4rem}label{font-size:.85rem;color:var(--muted)}input{padding:.6rem .8rem;border:1px solid #d1d5db;border-radius:8px;font-size:1rem}input:focus{outline:2px solid var(--accent);border-color:transparent}button{margin-top:.5rem;padding:.65rem 1rem;border:0;border-radius:8px;background:var(--accent);color:#fff;font-size:1rem;cursor:pointer}button:disabled{opacity:.6;cursor:default}button.ghost{background:transparent;color:var(--muted);margin:0;padding:.3rem .6rem}button.ghost:hover{color:var(--danger)}.error{background:#fef2f2;color:var(--danger);border-radius:8px;padding:.5rem .8rem;font-size:.9rem}.page{max-width:640px;margin:0 auto;padding:1.5rem}.page header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.page h1{font-size:1.3rem;margin:0}.row{display:flex;gap:.5rem}.row input{flex:1}.row button{margin:0}.items{list-style:none;padding:0;margin:1rem 0;display:flex;flex-direction:column;gap:.5rem}.items li{background:var(--card);border-radius:10px;padding:.7rem 1rem;display:flex;align-items:center;justify-content:space-between;box-shadow:0 1px 4px #0000000d}.items li label{display:flex;align-items:center;gap:.6rem;color:var(--text);font-size:1rem}.items li.done span{text-decoration:line-through;color:var(--muted)}@media (max-width: 768px){.header .container{flex-direction:column;gap:1rem;padding:1rem}.nav{gap:1rem;flex-wrap:wrap;justify-content:center}.hero .container{grid-template-columns:1fr;text-align:center;gap:3rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}.hero-buttons{justify-content:center}.section-title,.cta-title{font-size:2rem}.container{padding:0 1rem}}