* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

body {
    background: #030816;
    color: #fff;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Background */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at top left,
            #00d9ff55,
            transparent 40%),
        radial-gradient(circle at bottom right,
            #0066ff66,
            transparent 40%);
    z-index: -2;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background: linear-gradient(180deg, #01030a, #06142d);
    z-index: -3;
}

/* Floating particles */
.particle {
    position: absolute;
    width: 5px;
    height: 5px;
    background: #00e5ff;
    border-radius: 50%;
    box-shadow: 0 0 15px #00e5ff;
    animation: float 10s linear infinite;
}

@keyframes float {
    from {
        transform: translateY(100vh);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    to {
        transform: translateY(-100px);
        opacity: 0;
    }
}

main{
    display: flex;
    flex-direction: column;
    padding: 10px 0px;
    gap:10%;
}
@media(max-width:768px) {
    main{
        width: 100%;
    }
    .logo{
        width: 70%;
    }
}
@media(min-width:768px)and(max-width:900px){
    main{
        width: 70%;
    }
    .logo{
        width:50%;
    }
}
@media(min-width:900px){
    main{
        width: 50%;
    }
    .logo{
        width:50%;
    }
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* Header */

header {
    padding: 30px 0;
    text-align: center;
}

.logo {
    animation: zoom 3s infinite alternate;
    filter: drop-shadow(0 0 25px #00d9ff);
}

@keyframes zoom {
    from {
        transform: scale(1);
    }

    to {
        transform: scale(1.08);
    }
}

/* Hero */

.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
}

.hero h1 {
    font-size: 60px;
    font-weight: 900;
    background: linear-gradient(90deg, #00e5ff, #00aaff, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke: 1.5px #ff6d00;

    text-shadow: 0 0 20px #00c8ff;
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    from {
        filter: drop-shadow(0 0 5px #00d9ff);
    }

    to {
        filter: drop-shadow(0 0 20px #00d9ff);
    }
}

.hero p {
    margin-top: 20px;
    font-size: 20px;
    color: #b8dfff;
}

.banner-box {
    margin-top: 50px;
    position: relative;
}

.banner-box::before {
    content: "";
    position: absolute;
    inset: -10px;
    border-radius: 30px;
    background: linear-gradient(45deg, #00d9ff, #0044ff);
    filter: blur(20px);
    z-index: -1;
}

.banner {
    width: 100%;
    border-radius: 25px;
    border: 3px solid #00d9ff;
    box-shadow:
        0 0 30px #00d9ff,
        0 0 60px #004cff;
    animation: floating 4s ease-in-out infinite;
}

@keyframes floating {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.buttons {
    margin-top: 40px;
    display: flex;
    gap: 20px;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.btn {
    /* padding: 18px 45px; */
    border: none;
    border-radius: 10px;
    background: linear-gradient(90deg, #00d9ff, #0055ff);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 0 25px #00d9ff;
    transition: 0.3s;
    width: 100%;
    padding: 5px 0px;
}

.btn.login {
    background-image: linear-gradient(to right, #FF512F 0%, #F09819 51%, #FF512F 100%);
}

.btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 0 50px #00d9ff;
}

/* Features */

.features {
    padding: 100px 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}
.card-article {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.3);
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 35px;
    text-align: left;
    transition: 0.4s;
    margin-top: 20px;
    line-height: 1.5;
    gap: 10px;
    display: flex;
    flex-direction: column;
    
}
a{
    text-decoration: none;
    font-weight: bold;
    color: inherit;
}
.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.3);
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 35px;
    text-align: center;
    transition: 0.4s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 30px #00d9ff;
}

.card h3 {
    color: #00e5ff;
    margin-bottom: 15px;
}

/* Footer */

footer {
    padding: 40px;
    text-align: center;
    color: #7eaed7;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 40px;
    }

    .hero p {
        font-size: 17px;
    }

    .banner {
        width: 280px;
    }
}