* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow-x: hidden;
}

/* Animated background elements */
body::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -100px;
    left: -100px;
    animation: float 20s infinite ease-in-out;
}

body::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    bottom: -150px;
    right: -150px;
    animation: float 25s infinite ease-in-out reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(100px, 50px) scale(0.9); }
    75% { transform: translate(-50px, 100px) scale(1.05); }
}

.container {
    max-width: 600px;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    border-radius: 30px;
    padding: 50px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo h1 {
    font-size: 3em;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -1px;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(20deg); }
}

.tagline {
    text-align: center;
    color: #555;
    font-size: 1.2em;
    margin-bottom: 10px;
    font-weight: 500;
}

.subtitle {
    text-align: center;
    color: #888;
    font-size: 0.95em;
    margin-bottom: 20px;
    line-height: 1.6;
}

.launch-date {
    text-align: center;
    color: #667eea;
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 30px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #667eea15, #764ba215);
    border-radius: 10px;
    border: 2px solid #667eea40;
}

.features {
    display: flex;
    justify-content: space-around;
    margin-bottom: 35px;
    flex-wrap: wrap;
    gap: 15px;
}

.feature {
    text-align: center;
    flex: 1;
    min-width: 120px;
    padding: 15px;
    background: linear-gradient(135deg, #f093fb20, #667eea20);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2em;
    margin-bottom: 8px;
}

.feature-text {
    font-size: 0.85em;
    color: #555;
    font-weight: 600;
}

.promo-badge {
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    padding: 12px 25px;
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 1.1em;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(245, 87, 108, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 0.95em;
}

input[type="text"],
input[type="email"] {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 1em;
    transition: all 0.3s ease;
    font-family: inherit;
}

input[type="text"]:focus,
input[type="email"]:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1em;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 2px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
}

.message.show {
    display: block;
    animation: slideDown 0.4s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.thank-you {
    text-align: center;
    display: none;
}

.thank-you h2 {
    color: #667eea;
    font-size: 2em;
    margin-bottom: 15px;
}

.thank-you p {
    color: #666;
    font-size: 1.1em;
    line-height: 1.6;
}

.thank-you-icon {
    font-size: 4em;
    margin-bottom: 20px;
    animation: celebrate 0.6s ease-out;
}

@keyframes celebrate {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Mobile optimization */
@media (max-width: 600px) {
    .container {
        padding: 35px 25px;
        border-radius: 20px;
    }
    
    .logo h1 {
        font-size: 2.2em;
    }
    
    .tagline {
        font-size: 1.1em;
    }
    
    .features {
        flex-direction: column;
    }
    
    .feature {
        min-width: 100%;
    }
    
    .promo-badge {
        font-size: 1em;
        padding: 10px 20px;
    }
}

@media (max-width: 400px) {
    .logo h1 {
        font-size: 1.8em;
    }
    
    body {
        padding: 15px;
    }
}