:root { 
    --bg:#0f1115;
    --fg:#e6e9ef;
    --muted:#9aa3b2;
    --card:#171a21;
    --accent:#8ab4f8;
    --accent2:#c084fc;
    --border:#222630; 
}

* { 
    box-sizing:border-box
}

a { 
    color: var(--accent);
    text-decoration: none; 
}

html, body { 
    height: 100%;
}

body { 
    margin:0;
    font-family: ui-sans-serif, system-ui, Inter, Segoe UI, Roboto, Arial;
    background: var(--bg);
    color: var(--fg);
    display: flex;
    flex-direction: column;
}

h1 {
    margin: 0 0 8px;
    font-size: 2rem;
}

nav {
    display: flex;
    align-items: center;
}

.brand {
    font-weight: 700;
    color: var(--fg);
}

.container { 
    max-width:1100px; 
    margin:24px auto; 
    padding:0 16px;
    padding-inline: 5%;
}

.site-header{ 
    padding:16px 22px;
    border-bottom:1px solid var(--border) 
}
.site-footer { 
    padding:16px 22px;
    border-top:1px solid var(--border);
    color:var(--muted)
}

.sub { 
    color:var(--muted); 
    margin:4px 0 0 
}

.title {
    margin-top: 32px;
}

.card { 
    background:var(--card);
    border:1px solid var(--border);
    padding:16px;
    border-radius:12px;
    margin-top:16px
}

.grid.two { 
    display:grid;
    grid-template-columns: 360px 1fr;
    gap:16px;
    align-items: start; /* Prevent vertical stretching */
    min-height: 0; /* Allow children to shrink */
}

@media (max-width: 900px) { 
    .grid.two { 
        grid-template-columns: 1fr 
    } 
}

label { 
    display: grid;
    gap: 6px; 
    margin-bottom: 10px; 
    color: var(--muted); 
}

select,
input[type="range"],
input[type="color"],
input[type="number"],
input[type="text"] { 
    background: var(--card);
    color: var(--fg);
    border: 1px solid var(--border);
    padding: 8px 10px;
    border-radius: 8px
}

.row { 
    display: flex; 
    gap: 10px; 
    flex-wrap: wrap; 
    align-items: center; 
    margin: 8px 0 
}

.btn { 
    background: linear-gradient(90deg, var(--accent), var(--accent2)); 
    color: var(--bg); 
    border: none; 
    padding: 9px 12px; 
    border-radius: 10px; 
    cursor: pointer; 
    font-weight: 700 
}

.btn.ghost { 
    background: transparent; 
    border: 1px solid var(--border); 
    color: var(--fg); 
}

.controls { 
    display: grid; 
}

#stops .stop { 
    display: grid; 
    grid-template-columns: 1fr 100px 60px auto; 
    gap: 8px; 
    align-items: center; 
    margin-bottom: 8px 
}

#stops .stop input[type="color"] { 
    width: 100%;
    height: 100%; 
}

#stops .stop input[type="number"] { 
    width: 100% 
}

#stops .stop button { 
    background: transparent; 
    border: 1px solid var(--border); 
    color: var(--fg); 
    border-radius: 8px; 
    padding: 6px 8px 
}

.preview { 
    display: grid; 
    gap: 12px;
    min-height: 0; /* Allow shrinking */
    overflow: hidden; /* Prevent overflow from parent container */
}

.canvas { 
    height: 320px; 
    border: 1px solid var(--border); 
    border-radius: 12px;
    flex-shrink: 0; /* Don't shrink the canvas */
}

.codes {
    display: grid;
    gap: 8px;
    min-height: 0; /* Allow shrinking */
    overflow: hidden; /* Prevent codes from overflowing */
}

.codes pre { 
    background: #0e0e0e; 
    padding: 10px; 
    border-radius: 8px; 
    overflow: auto;
    max-height: 300px; /* Limit height and add scrolling */
    max-width: 100%;
    margin: 0; /* Remove default pre margins */
    white-space: pre-wrap; /* Allow wrapping for very long lines */
    word-break: break-word; /* Break long words if needed */
    font-size: 0.85rem; /* Slightly smaller font for more content */
    line-height: 1.4;
}

.preset-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); 
    gap: 10px 
}

.preset { 
    height: 80px; 
    border-radius: 10px; 
    border: 1px solid var(--border); 
    cursor: pointer 
}

.rel-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap:10px
}

.rel-grid li {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px
}

.rel-grid a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none
}

.rel-grid small {
    display: block;
    color: var(--muted);
    margin-top: 4px
}

.related.card {
    margin-top: 24px
}

.breadcrumb {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 16px;
    padding: 8px 0;
}

.breadcrumb a {
color: var(--accent);
text-decoration: none;
}

.breadcrumb a:hover {
text-decoration: underline;
}

.breadcrumb .separator {
margin: 0 8px;
color: var(--muted);
}

.how-to-use {
background: var(--card);
border: 1px solid var(--border);
border-radius: 12px;
margin: 16px 0;
overflow: hidden;
}

.how-to-use summary {
padding: 12px 16px;
cursor: pointer;
font-weight: 600;
background: rgba(255, 255, 255, 0.02);
border-bottom: 1px solid transparent;
}

.how-to-use[open] summary {
border-bottom-color: var(--border);
}

.how-to-use .content {
padding: 16px;
}

.how-to-use ol {
margin: 0;
padding-left: 20px;
}

.how-to-use li {
margin: 8px 0;
line-height: 1.5;
}

.privacy {
    max-width: 85%;
    margin-inline: auto;
    margin-top: 28px;
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 12px;
    text-align: center;
  }