:root{--bg-color: #ffffff;--card-bg: #ffffff;--text-primary: #262626;--text-secondary: #8e8e8e;--accent-color: #0095f6;--border-color: #dbdbdb;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%)}body{margin:0;font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased}#root{max-width:1200px;margin:0 auto;padding:20px 0}.app-header{position:sticky;top:0;z-index:100;background-color:var(--bg-color);border-bottom:1px solid var(--border-color);padding:10px 20px;margin-bottom:20px}.header-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px}.header-logo{height:64px;width:auto;display:block}.mobile-buttons{display:none;gap:8px}@media(max-width:968px){.mobile-buttons{display:flex;flex-wrap:wrap}.header-content{padding:0}}.mobile-dentaria-button{display:block;background:#336bdf;color:#fff;text-decoration:none;border:none;padding:8px 12px;border-radius:20px;font-weight:600;font-size:12px;cursor:pointer;white-space:nowrap;transition:all .3s ease;box-shadow:0 2px 8px #336bdf4d}.mobile-dentaria-button:hover{transform:scale(1.05);box-shadow:0 4px 12px #336bdf66;background:#2557c7}.mobile-dentaria-button:active{transform:scale(.98)}.mobile-cta-button{display:block;background:var(--gradient-primary);color:#fff;border:none;padding:8px 12px;border-radius:20px;font-weight:600;font-size:12px;cursor:pointer;white-space:nowrap;transition:all .3s ease;box-shadow:0 2px 8px #667eea4d}.mobile-cta-button:hover{transform:scale(1.05);box-shadow:0 4px 12px #667eea66}.mobile-cta-button:active{transform:scale(.98)}.content-wrapper{display:flex;gap:24px;justify-content:center;padding:0 20px}.main-content{position:relative;z-index:10;flex:1;max-width:600px;min-width:0}.sidebar-wrapper{width:320px;flex-shrink:0}@media(max-width:968px){.sidebar-wrapper{display:none}#root{max-width:600px}.content-wrapper{padding:0}}.participation-sidebar{position:sticky;top:125px;z-index:5;background:var(--gradient-primary);border-radius:16px;padding:24px;box-shadow:0 8px 24px #667eea33;transition:transform .3s ease,box-shadow .3s ease}.participation-sidebar:hover{transform:translateY(-4px);box-shadow:0 12px 32px #667eea4d}.sidebar-content{text-align:center;color:#fff}.sidebar-icon{font-size:48px;margin-bottom:16px;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.sidebar-title{font-size:20px;font-weight:700;margin:0 0 12px;line-height:1.3}.sidebar-description{font-size:14px;margin:0 0 20px;opacity:.95;line-height:1.4}.sidebar-cta{background:#fff;color:#667eea;border:none;padding:12px 28px;border-radius:24px;font-weight:600;font-size:15px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px #0000001a}.sidebar-cta:hover{transform:scale(1.05);box-shadow:0 6px 20px #00000026}.sidebar-cta:active{transform:scale(.98)}.dentaria-promo{position:sticky;top:415px;z-index:5;background:var(--card-bg);border:2px solid var(--border-color);border-radius:16px;padding:24px;margin-top:24px;box-shadow:0 4px 16px #00000014;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}.dentaria-promo:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000001f;border-color:var(--accent-color)}.promo-content{text-align:center}.promo-icon{font-size:40px;margin-bottom:12px}.promo-title{font-size:18px;font-weight:700;margin:0 0 8px;color:var(--text-primary)}.promo-description{font-size:13px;color:var(--text-secondary);margin:0 0 16px;line-height:1.4}.promo-features{list-style:none;padding:0;margin:0 0 20px;text-align:left}.promo-features li{font-size:13px;color:var(--text-primary);padding:6px 0;line-height:1.4}.promo-cta{display:inline-block;background:var(--accent-color);color:#fff;text-decoration:none;padding:10px 24px;border-radius:20px;font-weight:600;font-size:14px;transition:all .3s ease;box-shadow:0 4px 12px #0095f64d}.promo-cta:hover{transform:scale(1.05);box-shadow:0 6px 20px #0095f666;background:#0081d6}.promo-cta:active{transform:scale(.98)}.modal-overlay{position:fixed;inset:0;background:#000000bf;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--card-bg);border-radius:20px;max-width:600px;width:100%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 20px 60px #0000004d;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-close{position:absolute;top:16px;right:16px;background:var(--bg-color);border:none;width:36px;height:36px;border-radius:50%;cursor:pointer;font-size:20px;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:1}.modal-close:hover{background:var(--border-color);color:var(--text-primary);transform:rotate(90deg)}.modal-header{background:var(--gradient-primary);color:#fff;padding:32px 24px;border-radius:20px 20px 0 0;text-align:center}.modal-header h2{margin:0;font-size:28px;font-weight:700}.modal-body{padding:32px 24px}.modal-body>p{font-size:16px;line-height:1.6;color:var(--text-secondary);margin:0 0 32px;text-align:center}.participation-steps{display:flex;flex-direction:column;gap:24px}.step{display:flex;gap:16px;align-items:flex-start}.step-number{background:var(--gradient-primary);color:#fff;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex-shrink:0}.step-content{flex:1}.step-content h3{margin:0 0 8px;font-size:18px;font-weight:600;color:var(--text-primary)}.step-content p{margin:0 0 12px;font-size:14px;color:var(--text-secondary);line-height:1.5}.download-button{display:inline-block;background:var(--gradient-primary);color:#fff;padding:12px 24px;border-radius:12px;text-decoration:none;font-weight:600;font-size:14px;transition:all .3s ease;box-shadow:0 4px 12px #667eea4d}.download-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.download-button:active{transform:translateY(0)}.email-link{display:inline-block;color:var(--accent-color);text-decoration:none;font-weight:600;font-size:16px;padding:8px 16px;border-radius:8px;background:#0095f61a;transition:all .2s ease}.email-link:hover{background:#0095f633;transform:translate(4px)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.w-full{width:100%}.h-full{height:100%}.p-4{padding:1rem}.mb-4{margin-bottom:1rem}.rounded{border-radius:8px}.shadow{box-shadow:0 1px 2px #0000001a}.post-card{margin-bottom:24px;display:flex;justify-content:center}.post-header{padding:14px;display:flex;align-items:center;font-weight:600;font-size:14px}.post-actions{padding:12px 16px;display:flex;gap:16px}.like-btn{background:none;border:none;cursor:pointer;padding:0;transition:transform .1s}.like-btn:active{transform:scale(1.2)}.like-count{font-weight:600;font-size:14px;margin-top:8px;padding:0 16px 16px}.spinner{border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top:3px solid var(--text-secondary);width:24px;height:24px;animation:spin 1s linear infinite;margin:20px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}