body { margin: 0; padding: 0; background-color: #f7c51e; font-family: 'Rubik', sans-serif; display: flex; flex-direction: column; align-items: center; min-height: 100vh; }

/* Black Header Section */
.header { 
    width: 100%; height: 280px; background: #000; 
    display: flex; justify-content: center; align-items: center; 
    position: relative; border-bottom-left-radius: 50% 30px; border-bottom-right-radius: 50% 30px; 
}
.header img { width: 80%; max-width: 300px; object-fit: contain; }

/* Form Container */
.container { width: 90%; max-width: 400px; text-align: center; margin-top: 20px; flex-grow: 1; }

form input { 
    width: 100%; padding: 15px; margin: 10px 0; 
    border: none; border-radius: 8px; box-sizing: border-box; 
    font-size: 14px; outline: none;
}

.signup-btn { 
    width: 100%; padding: 15px; 
    background: linear-gradient(to bottom, #333, #000); 
    color: #f7c51e; border: none; border-radius: 8px; 
    font-weight: bold; font-size: 16px; cursor: pointer; 
    margin-top: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.footer-text { margin-top: 15px; font-size: 14px; color: #333; }
.footer-text a { color: #007bff; text-decoration: none; font-weight: bold; }

/* Social Icons */
.social-icons { display: flex; justify-content: center; gap: 40px; margin: 25px 0; }
.social-icons img { width: 40px; height: 40px; cursor: pointer; border-radius: 50%; }

.footer-links { font-size: 11px; color: #444; line-height: 2; margin-top: 10px; margin-bottom: 20px; }

.social-strip { 
    width: 100%; background: rgba(0,0,0,0.15); 
    display: flex; justify-content: space-around; 
    padding: 15px 0; margin-top: auto; 
}
.social-strip img { width: 28px; transition: 0.2s; }
.social-strip a:active img { transform: scale(0.8); }