:root{--guinness-black: #000000;--guinness-cream: #F5F1E8;--guinness-gold: #D4AF37}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--guinness-black);color:var(--guinness-cream);-webkit-font-smoothing:antialiased}.app{min-height:100vh;padding-bottom:80px}.nav-tabs{position:fixed;bottom:0;left:0;right:0;background:#000000f2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid rgba(212,175,55,.2);display:flex;justify-content:space-around;padding:12px 0;z-index:1000}.nav-tab{display:flex;flex-direction:column;align-items:center;gap:4px;color:#f5f1e899;text-decoration:none;font-size:12px;transition:color .2s}.nav-tab.active{color:var(--guinness-gold)}.nav-tab svg{width:24px;height:24px}.container{max-width:600px;margin:0 auto;padding:20px}.card{background:#ffffff0d;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:12px;padding:20px;margin-bottom:16px}.glass-card{background:#ffffff14;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(212,175,55,.2);border-radius:12px;padding:20px;margin-bottom:16px}.btn{padding:16px 24px;border-radius:12px;border:none;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:var(--guinness-gold);color:var(--guinness-black)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #d4af374d}.btn-primary:disabled{opacity:.5;cursor:not-allowed}input,textarea{width:100%;padding:14px 16px;border-radius:12px;border:1px solid rgba(212,175,55,.3);background:#ffffff1a;color:var(--guinness-cream);font-size:16px;font-family:inherit}input::placeholder,textarea::placeholder{color:#f5f1e880}input:focus,textarea:focus{outline:none;border-color:var(--guinness-gold)}h1{font-size:28px;margin-bottom:24px;color:var(--guinness-cream)}h2{font-size:22px;margin-bottom:16px;color:var(--guinness-cream)}h3{font-size:18px;margin-bottom:12px;color:var(--guinness-cream)}