@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-color:#fbfbfd;--surface-color:#ffffffb3;--surface-solid:#fff;--text-primary:#1d1d1f;--text-secondary:#86868b;--accent-color:#0071e3;--accent-hover:#0077ed;--danger-color:#ff3b30;--danger-hover:#ff453a;--border-color:#00000014;--shadow-sm:0 2px 8px #0000000a;--shadow-md:0 4px 16px #00000014;--shadow-lg:0 8px 32px #0000001f;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-full:9999px;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--transition:all .3s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;flex-direction:column;min-height:100vh;line-height:1.5;display:flex}#root{flex-direction:column;min-height:100vh;display:flex}.glass{background:var(--surface-color);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-color)}h1,h2,h3,h4,h5,h6{letter-spacing:-.04em;color:var(--text-primary);font-weight:700}h1{font-size:3rem;line-height:1.05}h2{font-size:2.25rem;line-height:1.1}h3{font-size:1.75rem;line-height:1.2}p{color:var(--text-secondary);letter-spacing:-.01em;font-size:1.125rem}.btn{border-radius:var(--radius-full);cursor:pointer;transition:var(--transition);-webkit-user-select:none;user-select:none;border:none;outline:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:1rem;font-weight:500;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--accent-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--accent-hover)}.btn-secondary{color:var(--text-primary);background-color:#0000000d}.btn-secondary:hover:not(:disabled){background-color:#0000001a}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover:not(:disabled){background-color:var(--danger-hover)}.btn-icon{color:var(--text-secondary);background:0 0;border-radius:50%;padding:8px}.btn-icon:hover{color:var(--text-primary);background-color:#0000000d}.form-group{text-align:left;margin-bottom:1.5rem}.form-label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.9rem;font-weight:500;display:block}.form-control{background-color:var(--surface-solid);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;transition:var(--transition);outline:none;padding:14px 16px;font-family:inherit;font-size:1rem}.form-control:focus{border-color:var(--accent-color);box-shadow:0 0 0 4px #0071e31a}.container{width:100%;max-width:1000px;margin:0 auto;padding:0 20px}.navbar{z-index:100;-webkit-backdrop-filter:blur(20px);background:#fbfbfdcc;border-bottom:1px solid #0000000d;justify-content:space-between;align-items:center;padding:12px 0;display:flex;position:sticky;top:0}.nav-brand{letter-spacing:-.02em;color:var(--text-primary);align-items:center;gap:8px;font-size:1.25rem;font-weight:700;text-decoration:none;display:flex}.nav-links{letter-spacing:-.01em;align-items:center;gap:20px;font-size:.85rem;font-weight:500;display:flex}.nav-links a:not(.btn){color:var(--text-primary);opacity:.8;text-decoration:none;transition:opacity .2s}.nav-links a:not(.btn):hover{opacity:1}.card{background:var(--surface-solid);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:30px}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:var(--surface-solid);border-radius:var(--radius-lg);width:90%;max-width:400px;box-shadow:var(--shadow-lg);padding:30px}.toast-container{z-index:9999;flex-direction:column;gap:10px;display:flex;position:fixed;bottom:30px;left:50%;transform:translate(-50%)}.toast{border-radius:var(--radius-full);color:#fff;box-shadow:var(--shadow-md);padding:12px 24px;font-weight:500}.toast.success{background:#34c759}.toast.error{background:var(--danger-color)}.text-center{text-align:center}.text-secondary{color:var(--text-secondary)}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-8{margin-top:2rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.hidden{display:none}.flex{display:flex}.flex-col{flex-direction:column;display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mobile-menu-btn{color:var(--text-primary);cursor:pointer;background:0 0;border:none;padding:8px;display:none}@media (width<=768px){h1{font-size:1.5rem}h2{font-size:1.3rem}h3{font-size:1.15rem}.flex-responsive{flex-direction:column!important;align-items:stretch!important}.flex-responsive>div{flex-basis:auto!important}.flex-responsive .btn-icon{align-self:flex-start}.card{overflow-wrap:break-word;max-width:100%;padding:20px}.mobile-menu-btn{display:block}.nav-links{background:var(--surface-solid);box-shadow:var(--shadow-md);border-bottom:1px solid var(--border-color);opacity:0;visibility:hidden;transition:var(--transition);flex-direction:column;padding:20px;position:absolute;top:64px;left:0;right:0;transform:translateY(-150%)}.nav-links.open{opacity:1;visibility:visible;transform:translateY(0)}.nav-links .btn{justify-content:flex-start;width:100%}}