body {
    background: linear-gradient(135deg, #e0e5ec, #c9d1d9);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
}

.card {
    border: none;
    position: relative;
    z-index: 1;
}

.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-shapes span {
    position: absolute;
    display: block;
    border-radius: 50%;
    opacity: 0.12;
    animation: floatShape 20s infinite linear;
}

.bg-shapes span:nth-child(1) {
    width: 180px;
    height: 180px;
    background: #2780E3;
    top: -5%;
    left: -3%;
    animation-duration: 22s;
}

.bg-shapes span:nth-child(2) {
    width: 120px;
    height: 120px;
    background: #373a3c;
    top: 60%;
    left: -2%;
    animation-duration: 18s;
    animation-delay: 2s;
}

.bg-shapes span:nth-child(3) {
    width: 250px;
    height: 250px;
    background: #2780E3;
    bottom: -8%;
    right: -5%;
    animation-duration: 25s;
    animation-delay: 1s;
}

.bg-shapes span:nth-child(4) {
    width: 100px;
    height: 100px;
    background: #5a6872;
    top: 15%;
    right: 5%;
    animation-duration: 15s;
    animation-delay: 3s;
}

.bg-shapes span:nth-child(5) {
    width: 70px;
    height: 70px;
    background: #2780E3;
    bottom: 30%;
    left: 10%;
    animation-duration: 12s;
    animation-delay: 4s;
}

.bg-shapes span:nth-child(6) {
    width: 140px;
    height: 140px;
    background: #373a3c;
    top: -3%;
    right: 15%;
    animation-duration: 20s;
    animation-delay: 1s;
}

.bg-shapes span:nth-child(7) {
    width: 90px;
    height: 90px;
    background: #2780E3;
    bottom: 10%;
    right: 30%;
    animation-duration: 16s;
    animation-delay: 5s;
}

.bg-shapes span:nth-child(8) {
    width: 60px;
    height: 60px;
    background: #8ea1ad;
    top: 45%;
    right: 50%;
    animation-duration: 14s;
    animation-delay: 0s;
}

@keyframes floatShape {
    0% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    25% {
        transform: translate(30px, -40px) scale(1.05) rotate(90deg);
    }
    50% {
        transform: translate(-20px, -80px) scale(0.95) rotate(180deg);
    }
    75% {
        transform: translate(40px, -40px) scale(1.02) rotate(270deg);
    }
    100% {
        transform: translate(0, 0) scale(1) rotate(360deg);
    }
}