/* styles.css */

/* ===========================
   RESET & BASE
   =========================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    line-height: 2.5;
    color: #000;
    background-color: #fff;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* ===========================
   TYPOGRAPHY
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: bold;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

h1 {
    font-size: 2rem;
    border-bottom: 2px solid #000;
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid #000;
    padding-bottom: 0.25rem;
}

h3 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 0.75rem;
}

.subtitle {
    font-size: 1rem;
    margin-bottom: 1rem;
}

/* ===========================
   LAYOUT
   =========================== */

header {
    margin-bottom: 2rem;
}

nav {
    margin-bottom: 2rem;
    padding: 1rem;
    border: 1px solid #000;
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

nav li {
    display: inline;
}

main {
    margin-bottom: 2rem;
}

section {
    margin-bottom: 3rem;
}

article {
    margin-bottom: 2rem;
}

footer {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 2px solid #000;
}

footer ul {
    list-style: disc;
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

/* ===========================
   LINKS
   =========================== */

a {
    color: #000;
    text-decoration: underline;
}

a:hover,
a:focus {
    text-decoration: none;
    outline: 2px solid #000;
    outline-offset: 2px;
}

/* ===========================
   DEMO BOXES
   =========================== */

.demo-box {
    border: 1px solid #000;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.demo-box h4 {
    margin-top: 0;
}

/* ===========================
   FORMS & INPUTS
   =========================== */

form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

label {
    font-weight: bold;
    display: block;
    margin-bottom: 0.25rem;
}

input[type="text"],
input[type="password"],
input[type="email"],
select {
    font-family: inherit;
    font-size: 1rem;
    padding: 0.5rem;
    border: 1px solid #000;
    background-color: #fff;
    color: #000;
    width: 100%;
    max-width: 400px;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
select:focus {
    outline: 2px solid #000;
    outline-offset: 2px;
}

input[type="checkbox"],
input[type="radio"] {
    width: 1rem;
    height: 1rem;
    margin-right: 0.5rem;
    vertical-align: middle;
}

fieldset {
    border: 1px solid #000;
    padding: 0.75rem;
    margin-bottom: 0.75rem;
}

legend {
    font-weight: bold;
    padding: 0 0.5rem;
}

/* ===========================
   BUTTONS
   =========================== */

button {
    font-family: inherit;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border: 2px solid #000;
    background-color: #fff;
    color: #000;
    cursor: pointer;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

button:hover:not(:disabled) {
    background-color: #000;
    color: #fff;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===========================
   TABLES
   =========================== */

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

th, td {
    border: 1px solid #000;
    padding: 0.5rem;
    text-align: left;
}

th {
    font-weight: bold;
    background-color: #fff;
}

/* ===========================
   LISTS
   =========================== */

ul, ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

ul[data-testid] {
    list-style: disc;
}

ol[data-testid] {
    list-style: decimal;
}

/* ===========================
   ALERTS & SPINNERS
   =========================== */

.alert {
    padding: 0.75rem;
    border: 2px solid #2e2e2e;   
    margin-bottom: 1rem;
}

.alert-success {
    border-style: solid;
    border-color: #8cc57e;         
    color: #8cc57e;
}

.alert-error {
    border-style: dashed;
    border-color: #c46666;    
    color: #c46666      
}

.spinner {
    padding: 0.75rem;
    border: 2px solid #2e2e2e;     
    margin-bottom: 1rem;
    text-align: center;
}

/* ===========================
   MENU & SUBMENU
   =========================== */

.menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu > li {
    position: relative;
    display: inline-block;
}

.menu-trigger {
    margin: 0;
}

.submenu {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    border: 1px solid #000;
    background-color: #fff;
    padding: 0.5rem;
    min-width: 150px;
    z-index: 100;
}

.submenu li {
    display: block;
    margin-bottom: 0.5rem;
}

.submenu li:last-child {
    margin-bottom: 0;
}

/* ===========================
   TABS
   =========================== */

.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid #000;
    margin-bottom: 1rem;
}

.tabs button {
    border: 2px solid #000;
    border-bottom: none;
    background-color: #fff;
    margin: 0;
    margin-bottom: -2px;
}

.tabs button[aria-selected="true"] {
    background-color: #000;
    color: #fff;
}

[role="tabpanel"] {
    padding: 1rem;
    border: 1px solid #000;
    border-top: 1px solid #000;
}

/* ===========================
   ACCORDION
   =========================== */

.accordion {
    margin-bottom: 1rem;
}

.accordion-trigger {
    width: 100%;
    text-align: left;
    margin-bottom: 0.5rem;
}

.accordion-trigger[aria-expanded="true"] {
    background-color: #000;
    color: #fff;
}

.accordion > div[id] {
    padding: 1rem;
    border: 1px solid #000;
    margin-bottom: 0.5rem;
}

/* ===========================
   MODAL
   =========================== */

#modal-root {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background-color: #fff;
    border: 2px solid #000;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
}

/* ===========================
   DATE PICKER
   =========================== */

.date-picker {
    border: 1px solid #000;
    padding: 1rem;
    max-width: 300px;
    margin-top: 0.5rem;
}

.date-picker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.date-picker-header button {
    padding: 0.25rem 0.5rem;
    margin: 0;
}

.date-picker-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
}

.date-picker-grid button {
    padding: 0.5rem;
    margin: 0;
    font-size: 0.875rem;
}

/* ===========================
   SLIDER
   =========================== */

input[type="range"] {
    width: 100%;
    max-width: 300px;
}

output {
    display: inline-block;
    margin-left: 0.5rem;
    font-weight: bold;
}

/* ===========================
   DRAG & DROP
   =========================== */

.drag-drop-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.drag-source,
.drag-target {
    flex: 1;
    border: 1px solid #000;
    padding: 1rem;
    min-height: 200px;
}

.drag-source ul,
.drag-target ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.drag-source li,
.drag-target li {
    padding: 0.5rem;
    border: 1px solid #000;
    margin-bottom: 0.5rem;
    cursor: move;
}

.drag-source li:hover,
.drag-target li:hover {
    background-color: #000;
    color: #fff;
}

.drag-over {
    background-color: #000;
    color: #fff;
}

/* ===========================
   FILE INPUT
   =========================== */

input[type="file"] {
    font-family: inherit;
    font-size: 1rem;
    padding: 0.5rem;
    border: 1px solid #000;
    background-color: #fff;
    max-width: 400px;
}

/* ===========================
   IFRAME
   =========================== */

iframe {
    width: 100%;
    height: 200px;
    border: 1px solid #000;
    margin-bottom: 1rem;
}

/* ===========================
   CANVAS
   =========================== */

canvas {
    border: 1px solid #000;
    display: block;
    margin-bottom: 1rem;
}

/* ===========================
   DETAILS / SUMMARY
   =========================== */

details {
    margin-top: 1rem;
    border: 1px solid #000;
    padding: 0.5rem;
}

summary {
    font-weight: bold;
    cursor: pointer;
    user-select: none;
}

summary:hover {
    text-decoration: underline;
}

details pre {
    margin-top: 0.5rem;
    padding: 0.5rem;
    border: 1px solid #000;
    overflow-x: auto;
    white-space: pre-wrap;
    font-size: 0.875rem;
}

/* ===========================
   UTILITIES
   =========================== */

.note {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

[hidden] {
    display: none !important;
}

/* ===========================
   FOCUS STYLES
   =========================== */



/* ===========================
   RESPONSIVE
   =========================== */

@media (max-width: 768px) {
    body {
        padding: 0.5rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    nav ul