:root{--bg:#fafafa;--surface:#ffffffd9;--text:#111827;--text-secondary:#6b7280;--primary:#3245ff;--border:#e5e7eb;--shadow:0 10px 30px #0000000d;--radius:16px;--container:1100px}[data-theme=dark]{--bg:#0f172a;--surface:#1e293bd9;--text:#f8fafc;--text-secondary:#cbd5e1;--primary:#6c8cff;--border:#334155;--shadow:0 10px 30px #00000059}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:5.5rem}body{background:var(--bg);color:var(--text);margin:0;font-family:Inter,Roboto,Helvetica Neue,Arial,sans-serif;transition:background .25s,color .25s}body:before{content:"";z-index:-1;filter:blur(100px);background:radial-gradient(circle at top,#7052ff38,#0000 40%),radial-gradient(circle at 100%,#4992ff2e,#0000 40%),radial-gradient(circle at 0,#ff46782e,#0000 35%);position:fixed;inset:-300px}.container{max-width:var(--container);margin:1rem auto 2rem;padding-top:1rem;padding-bottom:2rem}section{margin-bottom:3rem}h1,h2,h3,summary{margin-top:0;line-height:1.2}span,p,li,dl,dt,dd,tr,td{color:var(--text-secondary);line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(20px)}.button{background:var(--primary);color:#fff;border-radius:12px;justify-content:center;align-items:center;padding:.9rem 1.3rem;transition:all .2s;display:inline-flex}.button:hover{transform:translateY(-2px)}.buttons{gap:1rem;display:flex}.preview{justify-content:center;display:flex}.printer{background:var(--surface);border:1px solid var(--border);width:420px;height:420px;box-shadow:var(--shadow);backdrop-filter:blur(20px);border-radius:32px;justify-content:center;align-items:center;display:flex}.cube{background:linear-gradient(135deg,#3245ff,#bc52ee);border-radius:24px;width:180px;height:180px;transform:rotate(18deg)rotateX(50deg);box-shadow:0 30px 80px #5050ff59}@media (width<=1150px){.container{margin:.5rem 1rem 1rem;padding-top:.5rem;padding-bottom:1rem}}@media (width<=768px){.buttons{justify-content:center}.preview{display:none}section{margin-bottom:1.5rem}}@media (width<=400px){.container{margin:.25rem .5rem .5rem;padding-top:0;padding-bottom:0}section{margin-bottom:1.5rem}}.header{z-index:1000;backdrop-filter:blur(24px);border-bottom:1px solid var(--border);background:#ffffff8c;position:sticky;top:0}[data-theme=dark] .header{background:#0f172aa6}.header-actions{align-items:center;gap:.75rem;display:flex}.phone{color:var(--text);white-space:nowrap;align-items:center;gap:.5rem;font-weight:600;transition:all .2s;display:flex}.phone-icon{width:34px;height:34px;color:var(--primary);background:#3245ff14;border-radius:10px;justify-content:center;align-items:center;font-size:.95rem;transition:all .2s;display:flex}.phone:hover{color:var(--primary)}.phone:hover .phone-icon{background:#3245ff26;transform:scale(1.05)}.wrapper{max-width:var(--container);justify-content:space-between;align-items:center;height:72px;margin:auto;padding:0 1.5rem;display:flex}.logo{align-items:center;gap:.7rem;font-size:1.2rem;font-weight:700;display:flex}.logo:hover{opacity:.8}.logo-dot{background:linear-gradient(135deg,#3245ff,#bc52ee);border-radius:50%;width:12px;height:12px;box-shadow:0 0 12px #5050ff99}nav{gap:2rem;display:flex}nav a{color:var(--text-secondary);transition:all .2s;position:relative}nav a:hover{color:var(--text)}nav a:after{content:"";background:var(--primary);width:0;height:2px;transition:all .2s;position:absolute;bottom:-6px;left:0}nav a:hover:after{width:100%}#theme-toggle{cursor:pointer;background:0 0;border:none;border-radius:12px;width:42px;height:42px;font-size:1.2rem;transition:all .2s}#theme-toggle:hover{background:#0000000d}[data-theme=dark] #theme-toggle:hover{background:#ffffff14}@media (width<=768px){.wrapper{height:64px;padding:0 1rem}nav{gap:1rem;font-size:.95rem}.logo{font-size:1rem}.logo-text,.phone span:last-child{display:none}.phone-icon{border-radius:11px;width:38px;height:38px}#theme-toggle{width:38px;height:38px}}@media (width<=400px){.logo{display:none}}footer{border-top:1px solid var(--border);background:var(--surface);backdrop-filter:blur(20px)}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;padding-top:3rem;padding-bottom:3rem;display:grid}.footer-grid h3{margin-bottom:1rem}.footer-grid h4{margin-bottom:1rem;font-size:1rem}.footer-grid nav{flex-direction:column;gap:.7rem;display:flex}.footer-grid a{color:var(--text-secondary);transition:all .2s}.footer-grid a:hover{color:var(--text)}.footer-grid p{margin:0}.copyright{border-top:1px solid var(--border);text-align:center;color:var(--text-secondary);padding:1.5rem;font-size:.9rem}@media (width<=768px){.footer-grid{grid-template-columns:1fr 1fr}}@media (width<=400px){.footer-grid{grid-template-columns:1fr;gap:1rem 0}.footer-grid section{padding-left:.5rem;padding-right:.5rem}}.modal{opacity:1;visibility:visible;z-index:1000;background:#0000008c;justify-content:center;align-items:center;transition:opacity .2s,visibility .2s;display:flex;position:fixed;inset:0}.modal.hidden{opacity:0;visibility:hidden;pointer-events:none}.modal-window{background:var(--surface);width:min(500px,100vw - 2rem);color:var(--text);text-align:center;border-radius:16px;padding:2rem;transition:transform .2s;transform:scale(1)}.modal.hidden .modal-window{transform:scale(.95)}.modal-icon{margin-bottom:1rem;font-size:3rem}.modal-title{margin-bottom:.75rem}.modal-text{margin-bottom:2rem;line-height:1.6}.modal.success .modal-icon{color:#28a745}.modal.error .modal-icon{color:#dc3545}.modal-content{margin-bottom:2rem;line-height:1.6}.modal-content p{margin:0 0 1rem}.modal-content p:last-child{margin-bottom:0}.modal-content a{color:var(--accent);text-decoration:underline}.modal-content a:hover{text-decoration:none}