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

/* BACKGROUND */
body {
    background: url('bg.jpg') no-repeat center center/cover;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    overflow: hidden;
    position: relative;
}

body::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(
    rgba(15, 23, 42, 0.8),
    rgba(30, 58, 138, 0.7)
);
    animation: zoomBg 20s infinite alternate;
    backdrop-filter: blur(4px);
    z-index: 0;
}

@keyframes zoomBg {
    from { background-size: 100%; }
    to { background-size: 110%; }
}


/* CARD */
.container {
    width: 420px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 0 40px rgba(0, 140, 255, 0.3);
    animation: fadeIn 1s ease;
    position: relative;
    z-index: 1;
}


/* LOGO */
.logo {
    width: 100px;
    margin-bottom: 15px;
    animation: float 3s ease-in-out infinite;
}

/* TITLE */
h1 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

h2 {
    font-size: 16px;
    font-weight: 300;
    margin-bottom: 25px;
    color: #cbd5f5;
}

/* INPUT */
.input-group {
    margin-bottom: 15px;
}

input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: none;
    outline: none;
    background: rgba(255,255,255,0.1);
    color: white;
    font-size: 14px;
}

/* BUTTON */
button {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: none;
    background: linear-gradient(45deg, #3b82f6, #06b6d4);
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #3b82f6;
}

/* LOCK TEXT */
.lock {
    margin-top: 20px;
    color: #facc15;
    font-size: 14px;
}

/* ANIMATIONS */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* COPYRIGHT */
.copyright {
    margin-top: 20px;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    text-align: center;
    letter-spacing: 0.5px;
    
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    text-align: center;
    z-index: 2;
    letter-spacing: 0.5px;
}