:root{--primary: #0284c7;--primary-light: #38bdf8;--primary-dark: #0369a1;--secondary: #0d9488;--secondary-light: #2dd4bf;--bg-page: #f8fafc;--bg-surface: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border-light: #e2e8f0;--glass-bg: rgba(255, 255, 255, .85);--glass-border: rgba(255, 255, 255, .4);--glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, .1);--radius-md: 12px;--radius-lg: 20px;--radius-full: 9999px;--transition-normal: .25s ease-in-out}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%;overflow-x:hidden}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-page);color:var(--text-main);-webkit-font-smoothing:antialiased}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-weight:500;border-radius:var(--radius-md);cursor:pointer;border:none;transition:all var(--transition-normal);font-family:inherit;text-decoration:none}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-1px)}.btn-outline{background-color:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background-color:#f0f9ff}.landing-page{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(circle at top center,var(--bg-surface),var(--bg-page))}.landing-content{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:80px 20px;display:flex;flex-direction:column;align-items:center;gap:80px}.hero-section{text-align:center;max-width:800px;animation:fadeInDown .8s ease-out}.hero-badge{display:inline-block;background:#e0f2fe;color:var(--primary-dark);font-size:.875rem;font-weight:600;padding:6px 16px;border-radius:var(--radius-full);margin-bottom:24px}.hero-badge.experimental-badge{background:#fef3c7;color:#b45309;border:1px solid #fcd34d}.hero-title{font-size:3.5rem;line-height:1.1;font-weight:700;color:var(--text-main);margin-bottom:24px;letter-spacing:-.02em}.hero-subtitle{font-size:1.25rem;line-height:1.6;color:var(--text-muted);margin-bottom:40px}.hero-cta{font-size:1.125rem;padding:14px 28px}.how-it-works{width:100%;text-align:center}.section-title{font-size:2rem;font-weight:600;margin-bottom:40px;color:var(--text-main)}.steps-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px}.step-card{padding:40px 32px;border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;text-align:center;transition:transform var(--transition-normal)}.step-card:hover{transform:translateY(-8px)}.step-icon{width:64px;height:64px;background-color:#f0fdfa;color:var(--secondary);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;margin-bottom:24px}.step-card h3{font-size:1.25rem;font-weight:600;margin-bottom:16px;color:var(--text-main)}.step-card p{font-size:1rem;line-height:1.6;color:var(--text-muted)}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.hero-title{font-size:2.5rem}.landing-content{padding:60px 20px;gap:60px}}.feedback-trigger{padding:8px 16px;background-color:var(--glass-bg);color:var(--text-main);border-color:var(--border-light);font-size:.875rem}.feedback-trigger:hover{background-color:var(--bg-surface);border-color:var(--primary);color:var(--primary)}.feedback-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0f172a66;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease-out}.feedback-modal{width:100%;max-width:440px;background:var(--bg-surface);border-radius:var(--radius-lg);padding:24px;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;animation:slideUp .3s cubic-bezier(.16,1,.3,1)}.feedback-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.feedback-header h3{font-size:1.125rem;font-weight:600;color:var(--text-main)}.close-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:var(--radius-md);transition:background-color .2s;display:flex}.close-btn:hover{background-color:var(--border-light);color:var(--text-main)}.feedback-types{display:flex;gap:12px;margin-bottom:16px}.type-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:10px;background:var(--bg-page);border:1px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-muted);font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s}.type-btn:hover{background:var(--bg-surface);border-color:var(--text-muted)}.type-btn.active.bug{background:#fef2f2;border-color:#f87171;color:#b91c1c}.type-btn.active.enhancement{background:#f0fdfa;border-color:#2dd4bf;color:#0f766e}.feedback-input{width:100%;padding:12px;border:1px solid var(--border-light);border-radius:var(--radius-md);font-family:inherit;font-size:.875rem;color:var(--text-main);background:var(--bg-page);resize:vertical;min-height:100px;margin-bottom:20px;transition:border-color .2s}.feedback-input:focus{outline:none;border-color:var(--primary);background:var(--bg-surface)}.feedback-footer{display:flex;justify-content:flex-end;align-items:center;gap:16px}.submit-btn{padding:10px 24px}.submit-btn:disabled{opacity:.7;cursor:not-allowed}.status-msg{font-size:.875rem;font-weight:500}.status-msg.success{color:#16a34a}.status-msg.error{color:#dc2626}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px) scale(.95);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}@media(max-width:480px){.hidden-mobile{display:none}.feedback-trigger{padding:8px;border-radius:var(--radius-full)}}.topbar{position:absolute;top:16px;left:16px;right:16px;height:60px;z-index:1000;border-radius:var(--radius-md);padding:0 20px}.topbar-content{display:flex;align-items:center;justify-content:space-between;height:100%}.topbar-left{display:flex;align-items:center;gap:12px}.topbar-logo{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background-color:var(--primary);color:#fff;border-radius:8px}.topbar-title{font-weight:600;font-size:1.125rem;color:var(--text-main);letter-spacing:-.01em}.topbar-experimental-badge{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#b45309;background-color:#fef3c7;border:1px solid #fcd34d;border-radius:var(--radius-full);padding:2px 8px;line-height:1.4}.topbar-right{display:flex;align-items:center}