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

/* BODY */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f172a, #1e293b);

    min-height: 100vh; /* 🔥 FIX */
    display: flex;
    justify-content: center;
    align-items: center;

    padding: 15px; /* 🔥 MOBILE SPACE */
}

/* LOGIN CONTAINER */
.login-container {
    width: 100%;
    max-width: 380px;
    padding: 10px;
}

/* LOGIN CARD */
.login-box {
    background: #111827;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    text-align: center;
}

/* TITLE */
.login-box h2 {
    color: white;
    margin-bottom: 20px;
}

/* INPUT GROUP */
.input-group {
    text-align: left;
    margin-bottom: 15px;
}

.input-group label {
    color: #9ca3af;
    font-size: 14px;
}

.input-group input {
    width: 100%;
    padding: 12px;
    margin-top: 5px;
    border-radius: 8px;
    border: 1px solid #374151;
    background: #1f2937;
    color: white;
    outline: none;
    transition: 0.3s;
}

/* INPUT FOCUS EFFECT */
.input-group input:focus {
    border-color: #22c55e;
    box-shadow: 0 0 5px #22c55e;
}

/* BUTTON */
.login-btn {
    width: 100%;
    padding: 12px;
    background: #22c55e;
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
}

.login-btn:hover {
    background: #16a34a;
}

/* ERROR */
.error {
    color: #ef4444;
    font-size: 14px;
    margin-top: 10px;
}

/* FOOTER LINK */
.login-box a {
    display: block;
    margin-top: 15px;
    color: #38bdf8;
    text-decoration: none;
    font-size: 14px;
}

.login-box a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {

    body {
        align-items: flex-start; /* 🔥 prevents keyboard issues */
        padding-top: 40px;
    }

    .login-box {
        padding: 20px;
    }

    .login-box h2 {
        font-size: 20px;
    }

    .input-group input {
        padding: 10px;
    }

    .login-btn {
        padding: 10px;
        font-size: 14px;
    }
}