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

body {
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;

    background:
        radial-gradient(circle at top left, #253b80, transparent 40%),
        radial-gradient(circle at bottom right, #6b21a8, transparent 40%),
        #090d1a;

    color: #ffffff;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 20px;
}

.education-container {
    width: 100%;
    max-width: 430px;
}

.education-card {
    width: 100%;

    padding: 38px 32px;

    background: rgba(18, 24, 45, 0.92);

    border: 1px solid rgba(255, 255, 255, 0.12);

    border-radius: 24px;

    box-shadow:
        0 25px 70px rgba(0, 0, 0, 0.45),
        0 0 40px rgba(79, 70, 229, 0.12);

    backdrop-filter: blur(15px);

    text-align: center;
}

.education-logo {
    margin-bottom: 25px;
}

.logo-main {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 2px;

    background: linear-gradient(
        90deg,
        #60a5fa,
        #a78bfa
    );

    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.logo-sub {
    margin-top: 3px;

    font-size: 13px;
    font-weight: bold;

    letter-spacing: 4px;

    color: #c4b5fd;
}

.education-icon {
    width: 72px;
    height: 72px;

    margin: 0 auto 18px;

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 34px;

    border-radius: 20px;

    background: linear-gradient(
        135deg,
        #2563eb,
        #7c3aed
    );

    box-shadow:
        0 10px 30px rgba(79, 70, 229, 0.35);
}

h1 {
    font-size: 27px;
    margin-bottom: 8px;
}

.welcome {
    color: #aeb7cf;
    font-size: 14px;
    line-height: 1.5;

    margin-bottom: 25px;
}

.input-group {
    text-align: left;
    margin-bottom: 18px;
}

.input-group label {
    display: block;

    margin-bottom: 7px;

    font-size: 14px;
    font-weight: bold;

    color: #e5e7eb;
}

.input-group input {
    width: 100%;

    padding: 14px 15px;

    border: 1px solid #35405e;
    border-radius: 12px;

    outline: none;

    background: #11182c;
    color: #ffffff;

    font-size: 15px;

    transition: 0.2s;
}

.input-group input::placeholder {
    color: #68738d;
}

.input-group input:focus {
    border-color: #818cf8;

    box-shadow:
        0 0 0 3px rgba(129, 140, 248, 0.12);
}

.login-button {
    width: 100%;

    margin-top: 5px;

    padding: 14px;

    border: none;
    border-radius: 12px;

    cursor: pointer;

    color: white;

    font-size: 16px;
    font-weight: bold;

    background: linear-gradient(
        90deg,
        #2563eb,
        #7c3aed
    );

    transition:
        transform 0.2s,
        box-shadow 0.2s,
        opacity 0.2s;
}

.login-button:hover {
    transform: translateY(-2px);

    box-shadow:
        0 10px 25px rgba(79, 70, 229, 0.35);
}

.login-button:active {
    transform: translateY(0);
}

.error-message {
    margin-bottom: 18px;

    padding: 12px;

    border-radius: 10px;

    background: rgba(239, 68, 68, 0.12);

    border: 1px solid rgba(239, 68, 68, 0.35);

    color: #fca5a5;

    font-size: 14px;
}

.education-footer {
    margin-top: 25px;

    padding-top: 20px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.education-footer a {
    color: #a5b4fc;

    text-decoration: none;

    font-size: 14px;
}

.education-footer a:hover {
    color: #c4b5fd;
    text-decoration: underline;
}

@media (max-width: 480px) {

    body {
        padding: 12px;
    }

    .education-card {
        padding: 30px 22px;
        border-radius: 20px;
    }

    .logo-main {
        font-size: 25px;
    }

    h1 {
        font-size: 24px;
    }
}