:root{--primary: #0891b2;--primary-rgb: 8, 145, 178;--primary-dark: #0e7490;--primary-light: #a5f3fc;--secondary: #64748b;--surface: rgba(255, 255, 255, .85);--surface-highlight: rgba(255, 255, 255, .95);--bg-gradient-start: #f0f9ff;--bg-gradient-end: #e0f2fe;--text-main: #0f172a;--text-muted: #475569;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--emergency: #dc2626;--radius-lg: 1rem;--radius-xl: 1.5rem;--spacing-md: 1.5rem;--spacing-lg: 2.5rem;--shadow-soft: 0 10px 40px -10px rgba(8, 145, 178, .15);--shadow-card: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--glow: 0 0 20px rgba(8, 145, 178, .3);--font-sans: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--text-main);background:linear-gradient(135deg,var(--bg-gradient-start),var(--bg-gradient-end));min-height:100vh;line-height:1.6;overflow-x:hidden}body:before{content:"";position:fixed;top:-10%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,#a5f3fc99,#fff0 70%);border-radius:50%;z-index:-1;animation:float 10s ease-in-out infinite;pointer-events:none}body:after{content:"";position:fixed;bottom:-10%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,#e0f2fecc,#fff0 70%);border-radius:50%;z-index:-1;animation:float 15s ease-in-out infinite reverse;pointer-events:none}@keyframes float{0%,to{transform:translate(0)}50%{transform:translate(30px,-30px)}}#app{display:flex;flex-direction:column;min-height:100vh;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.container{width:90%;max-width:700px;margin:0 auto}.site-header{padding:1.5rem 0;background:transparent}.site-header .container{display:flex;justify-content:space-between;align-items:center}.logo{font-weight:800;font-size:1.5rem;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.03em}.nav-link{color:var(--text-muted);font-weight:600;font-size:.95rem;transition:color .2s;text-decoration:none}.nav-link:hover{color:var(--primary)}#main-content{flex:1;display:flex;flex-direction:column;justify-content:center;padding:2rem 0 4rem}h1{font-size:3rem;line-height:1.1;font-weight:800;letter-spacing:-.04em;background:linear-gradient(to bottom right,var(--text-main),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:1.5rem}h2{font-size:1.75rem;font-weight:700;letter-spacing:-.025em;margin-bottom:1rem}.card{background:var(--surface);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-soft);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:transform .3s ease,box-shadow .3s ease}.card:hover{box-shadow:0 20px 50px -10px #0891b21a}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;font-weight:600;border-radius:2rem;border:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);font-size:1.125rem;box-shadow:0 4px 15px #0891b24d;text-shadow:0 1px 2px rgba(0,0,0,.1);text-decoration:none}.btn:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 25px #0891b266}.btn:active{transform:translateY(0) scale(.98)}.btn-secondary{background:#fff;border:2px solid transparent;color:var(--text-main);box-shadow:var(--shadow-card);border-radius:var(--radius-lg);font-weight:500;padding:1.25rem;text-align:left;display:flex;width:100%;transition:all .2s ease;position:relative;overflow:hidden}.btn-secondary:hover{border-color:var(--primary-light);transform:translateY(-2px);box-shadow:var(--shadow-soft)}.btn-secondary.selected{background:#0891b20d;border-color:var(--primary);color:var(--primary-dark)}.btn-emergency{background:var(--emergency);color:#fff;border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:700;border-radius:var(--radius-lg);cursor:pointer;box-shadow:0 0 #dc2626b3;animation:pulse-red 2s infinite;display:inline-flex;align-items:center;justify-content:center}.btn-emergency:hover{background:#b91c1c;animation:none;transform:scale(1.05)}@keyframes pulse-red{0%{transform:scale(.95);box-shadow:0 0 #dc2626b3}70%{transform:scale(1);box-shadow:0 0 0 15px #dc262600}to{transform:scale(.95);box-shadow:0 0 #dc262600}}.radar-container{position:relative;width:150px;height:150px;margin:0 auto 2rem;background:#dc26260d;border-radius:50%;display:flex;align-items:center;justify-content:center;overflow:hidden}.radar-blip{width:100%;height:100%;border-radius:50%;border:2px solid var(--emergency);position:absolute;top:0;left:0;box-sizing:border-box;opacity:0;animation:radar-ping 2s cubic-bezier(0,0,.2,1) infinite}.radar-blip:nth-child(2){animation-delay:.5s}.radar-blip:nth-child(3){animation-delay:1s}.radar-icon{font-size:3rem;z-index:10;animation:pulse-text 2s ease-in-out infinite}@keyframes radar-ping{0%{transform:scale(0);opacity:0}50%{opacity:.5}to{transform:scale(1);opacity:0}}@keyframes pulse-text{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.feedback-box{margin-top:1.5rem;padding:1rem 1.5rem;background:linear-gradient(to right,#f0f9ff,#fff);border-left:4px solid var(--primary);border-radius:var(--radius-lg);font-size:.95rem;color:var(--primary-dark);box-shadow:var(--shadow-card);animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.text-center{text-align:center}.mb-lg{margin-bottom:2rem}.text-muted{color:var(--text-muted)}.fade-in{animation:fadeIn .5s cubic-bezier(.4,0,.2,1) forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px);filter:blur(5px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}