:root {
    --bg: #0f172a;
    --card: #111827;
    --muted: #94a3b8;
    --text: #e5e7eb;
    --green: #10b981;
    --red: #ef4444;
    --blue: #60a5fa;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
}

.container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 16px;
}

.header {
    text-align: center;
    margin-bottom: 24px;
}

.card {
    background: var(--card);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, .3);
}

.row {
    display: grid;
    gap: 16px;
}

/* Two panes: left endpoints, right builder */
.two {
    display: grid;
    grid-template-columns: minmax(280px, 36%) 1fr;
    gap: 20px;
}

@media (max-width:1100px) {
    .two {
        grid-template-columns: 1fr;
    }
}

/* Forms */
input,
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid #1f2937;
    background: #0b1220;
    color: var(--text);
}

textarea {
    min-height: 120px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.token-area {
    min-height: 52px;
    max-height: 180px;
    resize: vertical;
    line-height: 1.3;
}

/* Utilities */
.wrap {
    word-break: break-word;
    overflow-wrap: anywhere;
}

.muted {
    color: var(--muted);
    font-size: 13px;
}

.small {
    font-size: 12px;
    color: var(--muted);
}

.flex {
    display: flex;
    gap: 10px;
    align-items: center;
}

.right {
    text-align: right;
}

.hidden {
    display: none;
}

.grid {
    display: grid;
    gap: 12px;
    grid-template-columns: 1fr 1fr;
}

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

/* Code blocks */
.code {
    white-space: pre-wrap;
    overflow: auto;
    max-height: 420px;
    border: 1px solid #1f2937;
    border-radius: 12px;
    padding: 12px;
    background: #0b1220;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    line-height: 1.35;
    overflow-wrap: anywhere;
}

/* Endpoint list */
.list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 60vh;
    overflow: auto;
    padding-right: 6px;
}

.item {
    padding: 12px;
    border: 1px solid #1f2937;
    border-radius: 12px;
    background: #0b1220;
    cursor: pointer;
}

.item:hover {
    border-color: #334155;
}

/* Pills & badges */
.pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 12px;
    margin-right: 6px;
    border: 1px solid #1f2937;
    background: #0b1220;
    color: var(--muted);
}

.pill.get {
    color: #93c5fd;
    border-color: #1e3a8a;
}

.pill.post {
    color: #6ee7b7;
    border-color: #065f46;
}

.pill.patch {
    color: #fde68a;
    border-color: #7c2d12;
}

.pill.delete {
    color: #fca5a5;
    border-color: #7f1d1d;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 8px;
    background: #1f2937;
    color: #e5e7eb;
    font-size: 12px;
    margin-left: 6px;
}

/* Buttons */
.btn {
    padding: 10px 14px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    background: var(--blue);
    color: #0b1220;
    font-weight: 600;
}

.btn:disabled {
    opacity: .5;
    cursor: not-allowed;
}

.btn.alt {
    background: #1f2937;
    color: var(--text);
}

.btn.ghost {
    background: transparent;
    border: 1px solid #1f2937;
    color: var(--text);
}

.toolbar {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    margin: 8px 0 12px;
}

.spacer {
    flex: 1;
}

/* Grouped sections (collapsible) */
.group {
    border: 1px solid #1f2937;
    border-radius: 12px;
    background: #0b1220;
    margin-bottom: 12px;
}

.groupHeader {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid #111827;
}

.groupHeader h4 {
    margin: 0;
    font-size: 13px;
    letter-spacing: .4px;
    text-transform: uppercase;
    color: var(--muted);
}

.groupHeader .count {
    background: #1f2937;
    color: #e5e7eb;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 8px;
    margin-right: 8px;
}

.groupHeader .chev {
    transition: transform .15s ease;
    opacity: .8;
}

.group.collapsed .chev {
    transform: rotate(-90deg);
}

.groupItems {
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.group.collapsed .groupItems {
    display: none;
}

/* <- THIS hides collapsed content */