css * {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;

    min-height: 100vh;

    background:
        radial-gradient(circle at top right,
            #123F36 0%,
            #0d1715 45%,
            #080b0a 100%);

    color: white;

    font-family: sans-serif;
}


/* صفحه */

.auth-page {
    width: 100%;
    min-height: 100vh;

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

    padding: 30px;
}


/* کارت */

.auth-container {
    width: 100%;
    max-width: 450px;

    background: rgba(18, 63, 54, 0.45);

    border: 1px solid rgba(42, 131, 95, 0.25);

    border-radius: 25px;

    padding: 35px;

    box-shadow:
        0 25px 70px rgba(0, 0, 0, 0.45),
        inset 0 0 30px rgba(42, 131, 95, 0.05);

    backdrop-filter: blur(15px);
}


/* لوگو */

.auth-logo {
    display: flex;
    justify-content: center;

    margin-bottom: 25px;
}

.auth-logo img {
    width: 75px;
    height: 75px;

    object-fit: contain;

    filter: drop-shadow(0 5px 15px rgba(42, 131, 95, 0.35));
}


/* فرم */

.auth-form h1 {
    margin: 0;

    font-size: 28px;
    font-weight: 800;

    text-align: center;
}

.auth-description {
    margin-top: 10px;
    margin-bottom: 30px;

    text-align: center;

    color: #aebbb7;
}


/* Input */

.input-group-custom {
    margin-bottom: 18px;
}

.input-group-custom label {
    display: block;

    margin-bottom: 8px;

    color: #dce7e3;

    font-size: 14px;
}


.input-wrapper {
    position: relative;
}


.input-wrapper i {
    position: absolute;

    right: 17px;
    top: 50%;

    transform: translateY(-50%);

    color: #2A835F;
}


.auth-input {
    width: 100%;

    height: 52px;

    padding: 0 48px 0 15px;

    border: 1px solid rgba(42, 131, 95, 0.25);

    border-radius: 12px;

    outline: none;

    background: rgba(0, 0, 0, 0.2);

    color: white;

    transition: 0.2s;
}


.auth-input::placeholder {
    color: #70817b;
}


.auth-input:focus {
    border-color: #2A835F;

    box-shadow:
        0 0 0 3px rgba(42, 131, 95, 0.12);
}


/* دکمه */

.auth-btn {
    width: 100%;

    height: 53px;

    margin-top: 10px;

    border: none;
    border-radius: 12px;

    background: #2A835F;

    color: white;

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

    cursor: pointer;

    transition: 0.2s;
}


.auth-btn:hover {
    background: #246f52;

    transform: translateY(-2px);

    box-shadow:
        0 8px 25px rgba(42, 131, 95, 0.25);
}


/* تغییر Login / Signup */

.switch-auth {
    margin-top: 25px;

    text-align: center;

    color: #91a39d;

    font-size: 14px;
}


.switch-btn {
    padding: 0;

    border: none;

    background: transparent;

    color: #2A835F;

    font-weight: bold;

    cursor: pointer;
}


.switch-btn:hover {
    color: #4cae83;
}

/* موبایل */

@media (max-width: 500px) {

    .auth-page {
        padding: 15px;
    }

    .auth-container {
        padding: 25px 20px;

        border-radius: 20px;
    }

}