* {
    box-sizing: border-box;
}

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

body {
    background-color: #071226;
    color: #ffffff;
    font-family: Helvetica, Arial, sans-serif;
}

/* layout principal */
.app {
    width: 690px;
    margin: 18vh auto 0 auto;
}

/* título */
.title {
    margin: 0 0 12px 0;
    font-size: 28px;
    font-weight: 700;
    color: #1d7b99;
}

/* subtítulo */
.subtitle {
    margin: 0 0 18px 0;
    font-size: 15px;
    color: #aab7d4;
}

/* card */
.card {
    background-color: #122554;
    border: 1px solid #2d4c86;
    border-radius: 14px;
    padding: 24px 27px 18px 27px;
    margin-top: 25px;
}

/* labels */
label {
    display: block;
    margin: 0 0 6px 0;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
}

/* inputs */
input {
    width: 100%;
    height: 48px;
    margin: 0 0 10px 0;
    padding: 0 12px;
    background-color: #0b1a36;
    border: 1px solid #52698f;
    border-radius: 8px;
    color: #ffffff;
    font-size: 15px;
    outline: none;
}

input::placeholder {
    color: #8fa2c8;
}

/* select com seta controlada */
select {
    width: 100%;
    height: 48px;
    margin: 0 0 10px 0;
    padding: 0 40px 0 12px;
    background-color: #0b1a36;
    border: 1px solid #52698f;
    border-radius: 8px;
    color: #ffffff;
    font-size: 15px;
    outline: none;

    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;

    background-image: url("data:image/svg+xml;utf8,<svg fill='white' height='16' viewBox='0 0 24 24' width='16' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/></svg>");
    background-repeat: no-repeat;
    background-position: right 18px center;
    background-size: 30px;
}

/* hover / focus */
input:hover,
select:hover {
    border-color: #6c83ad;
}

input:focus,
select:focus {
    border-color: #5b8def;
}

/* botões */
.buttons {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}

.btn {
    flex: 1;
    height: 42px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    color: #ffffff;
}

/* secundário */
.btn.secondary {
    background-color: #17396d;
    border: 1px solid #52698f;
}

.btn.secondary:hover {
    background-color: #1d457f;
}

/* primário */
.btn.primary {
    background-color: #5b8def;
    border: none;
}

.btn.primary:hover {
    background-color: #4e82e3;
}

/* status */
.status {
    margin-top: 28px;
    color: #5b8def;
    font-size: 15px;
    font-weight: 700;
}

/* footer */
.footer {
    margin-top: 20px;
    color: #8fa2c8;
    font-size: 12px;
}