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

body {
    font-family: "Poppins", sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #0f172a, #1e293b, #020617);
    overflow: hidden;
}

.container {
    width: 520px;
    max-width: 90%;
    padding: 40px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, .4);
    text-align: center;
}

h1 {
    font-family: "Black Ops One", cursive;
    color: #fff;
    font-size: 40px;
    margin-bottom: 10px;
}

p {
    color: #cbd5e1;
    margin-bottom: 30px;
    font-size: 15px;
}

.input-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    color: #fff;
    margin-bottom: 8px;
    font-weight: 500;
}

input {
    width: 100%;
    padding: 15px;
    border: 2px solid rgba(255, 255, 255, .1);
    border-radius: 12px;
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: 16px;
    outline: none;
    transition: .3s;
}

input::placeholder {
    color: #94a3b8;
}

input:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 15px rgba(59, 130, 246, .5);
}

button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: .3s;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, .45);
}

button:active {
    transform: scale(.98);
}

@media (max-width: 500px) {
    .container {
        padding: 30px 20px;
    }

    h1 {
        font-size: 32px;
    }
}

.toast {
    position: fixed;
    top: 25px;
    right: 25px;
    min-width: 320px;
    max-width: 400px;
    padding: 16px 20px;
    border-radius: 14px;
    background: rgba(30, 41, 59, 0.95);
    color: #fff;
    border-left: 5px solid #22c55e;
    backdrop-filter: blur(15px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
    font-family: "Poppins", sans-serif;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateX(120%);
    opacity: 0;
    visibility: hidden;
    transition: all .4s ease;
    z-index: 9999;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
}

.toast::before {
    content: "✔";
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #22c55e;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15px;
    flex-shrink: 0;
}

@media (max-width: 500px) {
    .toast {
        top: 15px;
        left: 15px;
        right: 15px;
        min-width: auto;
        max-width: none;
    }
}