:root {

    --font-system: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, “Segoe UI”, sans-serif;
    --font-title: 800 24px/1.2 var(--font-system);
    --font-subtitle: 600 20px/1.2 var(--font-system);
    --font-body: 400 15px/1.4 var(--font-system);
    --font-placeholder: 400 15px/1.4 var(--font-system);
    --font-button-caption: 700 14px/1.2 var(--font-system);

    --navbar-bg: #4E5BA6;
    --navbar-fg: #FFFFFF;

    --content-title-fg: #000000;
    --content-border: #D9D9D9;

    --button-bg: #4E5BA6;
    --button-hover-bg: #404A87;
    --button-fg: #FFFFFF;

    --input-border: #B4B4B4;

    --table-border: #0000001F;

    --footer-fg: #4E5BA6;
    --footer-border: #D9D9D9;

    --dialog-border: #FCFCFD;
    --dialog-closer-fg: #000000;
    --dialog-backdrop-bg: #00000080;

    --error-fg: #ED360E;
}

/* Base */

* {
    box-sizing: border-box;
}

body, h1, h2, h3, h4, h5, h6, p, ul, li, fieldset {
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

button {
    padding: 8px 14px;
    border: none;
    background-color: var(--button-bg);
    color: var(--button-fg);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1.25px;
    border-radius: 4px;
}

button:hover {
    background-color: var(--button-hover-bg);
    cursor: pointer;
    transition: background-color 300ms ease-out;
}

input {
    box-shadow: none;
    border: 1px solid var(--input-border);
    outline: none;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

ul {
  list-style: none;
}

fieldset {
    min-width: 0;
    border: none;
}

footer {
    display: flex;
    height: 70px;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--footer-border);
}

footer p {
    font-size: 14px;
    font-weight: 700;
    color: var(--footer-fg);
    text-align: center;
}

dialog {
    padding: 16px;
}

/* Header */

#header nav {
    background-color: var(--navbar-bg);
}

#header nav h1 {
    padding: 14px 0 14px 130px;
    color: var(--navbar-fg);
}

/* Content */

#app {
    flex: 1;
}

#content-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

#content {
    display: inline-block;
    padding: 0 16px;
    border: 1px solid var(--content-border);
    border-radius: 4px;
}

#content-title {
    color: var(--content-title-fg);
    text-align: center;
    margin: 32px 0;
}

#purchase-amount-form {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#purchase-amount-form label {
    margin: 8px 0;
}

#purchase-amount-form > div {
    display: flex;
    flex-direction: column;
    width: 100%;
}

input#purchase-amount {
    padding: 8px;
    border-radius: 4px;
    width: 80%;
    height: 36px;
}

#purchase-lotto-content {
    height: 250px;
    overflow: scroll;
}

#purchase-lotto-content p {
    margin: 24px 0 6px 0;
}

#purchase-lotto-content ul {
    display: flex;
    flex-direction: column;
}

#purchase-lotto-content ul li {
    display: flex;
    gap: 8px;
    line-height: 1.2;
    align-items: center;
}

#purchase-lotto-content ul li span {
    font-size: 32px;
}

#winning-lotto-inputs {
    display: flex;
    justify-content: space-between;
}

#winning-lotto-inputs label,
#winning-lotto-inputs legend {
    margin-bottom: 8px;
}

#winning-lotto-inputs input[type="number"]{
    width: 34px;
    height: 36px;
    border-radius: 4px;
    border-width: 2px;
    font-size: 18px;
    padding: 0 4px;
}

#winning-lotto-content p {
    margin: 12px 0;
}

#winning-lotto-content button {
    width: 100%;
    padding: 10px 0;
    margin: 24px 0;
}

#winning-lotto-bonus-number-container {
    display: flex;
    flex-direction: column;
    align-items: end;
}

/* Dialog */

#lotto-match-result-dialog {
    border: 10px solid var(--dialog-border);
    border-radius: 4px;
    text-align: center;
}

#lotto-match-result-dialog::backdrop {
    background-color: var(--dialog-backdrop-bg);
}

#lotto-match-result-dialog h3 {
    margin-bottom: 32px;
    margin-top: 8px;
}

#lotto-match-result {
    border-collapse: collapse;
}

#lotto-match-result tr {
    border-bottom: 1px solid var(--table-border);
}

#lotto-match-result thead th {
    border-top: 1px solid var(--table-border);
    border-bottom: 1px solid var(--table-border);
}

#lotto-match-result thead th,
#lotto-match-result tbody tr td {
    padding: 8px 12px;
}

#lotto-match-result-dialog button {
    width: 100%;
}

#lotto-rate-of-return {
    font-weight: 700;
    margin: 36px 0;
}

/* Utils */

.text-title {
    font: var(--font-title);
}

.text-subtitle {
    font: var(--font-subtitle);
}

.text-body {
    font: var(--font-body);
}

.text-placeholder {
    font: var(--font-placeholder);
}

.text-caption {
    font: var(--font-button-caption);
}

.row-line-between {
    display: flex;
    justify-content: space-between;
}

.error-message {
    margin-top: 8px;
    color: var(--error-fg);
}

.hidden {
    opacity: 0;
}

.dialog-closer {
    display: block;
    width: 100%;
    background: none;
    font-size: 24px;
    font-weight: 100;
    padding: 0;
    color: var(--dialog-closer-fg);
    text-align: right;
}

.dialog-closer:hover {
    background: none;
}
@media (max-width: 727px) {
    header {
        display: none;
    }

    footer {
        display: none;
    }

    #app {
        flex: 0;
    }

    #content {
        border: none;
    }
}