html,
body {
  margin: 0;
  min-height: 100%;
  width: 100%;
}

body{
  background-color: #F0F0F0;
  z-index: 2;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 20px;
}

.login-shell {
    width: 100%;
    max-width: 520px;
}

.card-wrapper {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(111, 194, 187, 0.25);
    border-radius: 32px;
    box-shadow: 0 32px 80px rgba(30, 63, 71, 0.12);
    padding: 36px;
}

.login-card {
    background: #fff;
    border-radius: 28px;
    padding: 34px 30px 30px;
    box-shadow: inset 0 0 0 1px rgba(111, 194, 187, 0.12);
}

/*.btnback {
    background: none;
    border: none;
    font-size: 30px;
    color: #6FC2BB;
    cursor: pointer;
    margin-bottom: 18px;
}

.btnback:hover {
    color: #4AACA4;
}*/

.btnback {
  width: 18px;
  height: 18px;
  align-items: center;
}

.card-header {
    text-align: center;
    margin-bottom: 30px;
}

.circle-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: #E8F6F4;
    color: #2B524F;
    display: grid;
    place-items: center;
    font-size: 26px;
    font-weight: 700;
    border: 1px solid rgba(111, 194, 187, 0.38);
}

.card-header h2 {
    font-size: 26px;
    font-weight: 800;
    color: #2B524F;
    margin-bottom: 10px;
}

.card-header p {
    font-size: 14px;
    color: #6C837F;
    line-height: 1.6;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 12px;
    font-weight: 700;
    color: #5E7570;
    text-transform: uppercase;
    letter-spacing: 0.9px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid #DCE9E6;
    border-radius: 14px;
    font-size: 14px;
    color: #2B524F;
    background: #FAFEFF;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #6FC2BB;
    box-shadow: 0 0 0 4px rgba(111, 194, 187, 0.15);
}

.input-wrapper {
    position: relative;
}

.toggle-pw {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #7E9B98;
    font-size: 18px;
    cursor: pointer;
}