:root{--font-family: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--primary-color: #FF5722;--secondary-color: #4CAF50;--bg-color: #121212;--text-color: #E0E0E0;--text-muted: #A0A0A0;--input-bg: #1E1E1E;--input-border: #333;--input-focus: #FF5722;--button-disabled: #444;--button-text-disabled: #888;--card-bg: #1E1E1E}*{box-sizing:border-box}body{margin:0;font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);line-height:1.6;-webkit-font-smoothing:antialiased}#app{max-width:1200px;margin:0 auto;padding:2rem;display:flex;flex-direction:column;min-height:100vh}.header{padding:0;margin-bottom:1rem}.logo{font-size:1.5rem;font-weight:700;color:var(--primary-color);letter-spacing:-.5px}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:3rem}.hero h1{font-size:3rem;font-weight:700;margin-bottom:1rem;background:linear-gradient(to right,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero .subtitle{font-size:1.2rem;color:var(--text-muted);max-width:600px}.subtitle{margin:0}.benefits{display:flex;gap:2rem;flex-wrap:wrap;justify-content:center;margin:0}.benefit-item{background:var(--card-bg);padding:1rem;border-radius:16px;width:280px;text-align:left;transition:transform .2s ease;border:1px solid #333}.benefit-item:hover{transform:translateY(-5px);border-color:var(--primary-color)}.benefit-item .icon{font-size:2rem;margin:0;display:block}.benefit-item h3{margin:0;font-size:1.2rem}.benefit-item p{margin:0;color:var(--text-muted);font-size:.9rem}.referral-form-section{width:100%;max-width:480px}.referral-form{display:flex;flex-direction:column;gap:1rem;margin-bottom:1rem}.input-group{position:relative}input[type=email]{width:100%;padding:1rem;border-radius:8px;border:1px solid var(--input-border);background:var(--input-bg);color:var(--text-color);font-size:1rem;outline:none;transition:all .3s ease}input[type=email]:focus{border-color:var(--input-focus);box-shadow:0 0 0 2px #ff572233}button{padding:1rem;border-radius:8px;border:none;background:var(--primary-color);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}button:disabled{background:var(--button-disabled);color:var(--button-text-disabled);cursor:not-allowed}button:not(:disabled):hover{filter:brightness(1.1);transform:scale(1.02)}.disclaimer{font-size:.75rem;color:var(--text-muted);text-align:center;line-height:1.4;margin-top:1rem}@media(max-width:768px){.hero h1{font-size:2rem}.benefits{flex-direction:column;gap:1rem;align-items:stretch}.benefit-item{width:100%;display:flex;flex-direction:row;align-items:center;gap:1rem;padding:1rem;text-align:left}.benefit-item .icon{font-size:2rem;margin:0}.benefit-item h3{display:none}.benefit-item p{margin:0;font-size:.9rem}}