:root {
    --bg: #0e0e0e;
    --panel: #1b1b1b;
    --panel-alt: #232323;
    --border: #2e2e2e;
    --text: #d1d1d1;
    --text-dim: #9a9a9a;
    --accent: #4ade80;
    --accent-dim: #2f9e5a;
    --amber: #eab308;
    --red: #f87171;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;

    background-color: var(--bg);
    color: var(--text);
    font-family: monospace;
    font-size: 15px;
    line-height: 1.6;

    display: flex;
    flex-direction: column;
}

a {
    color: var(--text);
}

/* ---------- Header ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;

    padding: 0 24px;
    height: 56px;

    background-color: rgba(14, 14, 14, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(6px);
}

.brand {
    font-size: 20px;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 1px;
}

.brand:hover {
    text-decoration: underline;
}

.nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link.active {
    color: var(--accent);
}

.nav-link.active::after {
    transform: scaleX(1);
}

/* ---------- Landing ---------- */

.landing {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 48px 24px 24px;

    display: flex;
    flex-direction: column;
    gap: 32px;
}

.hero-wrap {
    position: relative;
    border: 1px solid var(--border);
    background-color: var(--bg);
}

.hero {
    min-height: 340px;
    padding: 48px 200px 48px 48px;

    background-color: var(--panel);
}

.hero-title {
    margin: 0 0 16px;
    font-size: 72px;
    line-height: 1;
    letter-spacing: 4px;
    color: var(--accent);
}

.hero-badge {
    display: inline-block;
    margin-bottom: 14px;
    padding: 3px 10px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid var(--accent-dim);
    border-radius: 999px;
}

.hero-description {
    margin: 0;
    max-width: 560px;
    color: var(--text);
}

.hero-links {
    display: flex;
    gap: 24px;
    margin-top: 24px;
}

.hero-shot {
    display: flex;
    align-items: center;

    position: absolute;
    top: 0;
    right: 0;
    
    padding: 0px 50px;
    height: 100%;
    
    clip-path: polygon(0% 0, 100% 0, 100% 100%, 0% 100%);
    background-color: #000;
    border-left: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.hero-shot pre {
    font-size: 12px;
    line-height: 1.7;
    white-space: pre;
    overflow: hidden;
}

.hero-shot .tk-key {
    color: #7dd3fc;
}

.hero-shot .tk-str {
    color: #86efac;
}

.hero-shot .tk-num {
    color: #fcd34d;
}

.hero-shot .tk-punc {
    color: var(--text-dim);
}

.section {
    display: flex;
    flex-direction: column;
    gap: 8px;

    padding: 32px;

    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.section-title {
    margin: 0;
    font-size: 28px;
    color: var(--text);
}

.section-text {
    margin: 0;
    max-width: 640px;
    color: var(--text-dim);
}

.section-list {
    margin: 4px 0 0;
    padding-left: 22px;
    color: var(--text-dim);
}

.section-list li {
    margin: 4px 0;
}

.link {
    color: var(--accent);
    text-decoration: none;
    align-self: flex-start;
    position: relative;
}

.link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -3px;
    width: 100%;
    height: 2px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
}

.link:hover::after {
    transform: scaleX(1);
}

/* ---------- Footer ---------- */

.site-footer {
    margin-top: auto;
    padding: 24px;
    border-top: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 13px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

/* ---------- Docs ---------- */

.docs {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 48px 24px 64px;

    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
}

.docs-sidebar {
    position: sticky;
    top: 80px;
}

.docs-nav {
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
}

.docs-nav-title {
    margin: 0 0 10px;
    padding: 0 8px 10px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
}

.docs-nav ol {
    margin: 0;
    padding: 0;
    list-style: none;

    display: flex;
    flex-direction: column;
    gap: 2px;
}

.docs-nav a {
    display: block;
    padding: 7px 8px;
    color: var(--text);
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
}

.docs-nav a:hover {
    background-color: var(--panel-alt);
    color: var(--accent);
}

.docs-nav a.active {
    background-color: var(--panel-alt);
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 4px;
}

.docs-content {
    min-width: 0;

    display: flex;
    flex-direction: column;
    gap: 24px;
}

.docs-title {
    margin: 0;
    font-size: 48px;
    letter-spacing: 2px;
    color: var(--accent);
}

.docs-intro {
    margin: 0;
    max-width: 680px;
    color: var(--text-dim);
}

.doc-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.doc-section h2 {
    margin: 8px 0 0;
    font-size: 28px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.doc-section h3 {
    margin: 8px 0 0;
    font-size: 20px;
    color: var(--accent);
}

.doc-section h4 {
    margin: 12px 0 0;
    font-size: 16px;
}

.doc-section p {
    margin: 0;
    color: var(--text);
}

.doc-section ul {
    margin: 0;
    padding-left: 22px;
    color: var(--text);
}

.doc-section li {
    margin: 4px 0;
}

.doc-section code {
    background-color: var(--panel-alt);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 6px;
    font-size: 13px;
}

pre.code-block {
    margin: 0;
    padding: 16px 20px;
    background-color: var(--panel-alt);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow-x: auto;
}

pre.code-block code {
    background: none;
    border: none;
    padding: 0;
    font-size: 13px;
    line-height: 1.6;
}

.doc-note {
    padding: 12px 16px;
    border-left: 3px solid var(--accent);
    background-color: var(--panel);
    color: var(--text-dim);
}

.doc-note a {
    color: var(--accent);
}

/* ---------- OpenAPI reference ---------- */

.endpoint {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px;
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.endpoint-head {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.endpoint-summary {
    margin: 0;
    font-size: 16px;
    color: var(--text);
}

.endpoint-description {
    margin: 0;
    color: var(--text-dim);
}

.method {
    display: inline-block;
    min-width: 44px;
    text-align: center;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: bold;
    border-radius: 4px;
    letter-spacing: 1px;
}

.method.get {
    color: var(--accent);
    border: 1px solid var(--accent-dim);
}

.endpoint-path {
    font-size: 15px;
    color: var(--text);
}

.param-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.param-table th {
    text-align: left;
    padding: 6px 10px;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 1px;
}

.param-table td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.param-table code {
    background: none;
    border: none;
    padding: 0;
}

.required {
    color: var(--red);
    font-size: 11px;
    text-transform: uppercase;
}

/* ---------- Playground ---------- */

.playground {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px 48px;

    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.pg-head {
    grid-column: 1 / -1;
}

.pg-title {
    margin: 0;
    font-size: 40px;
    letter-spacing: 2px;
    color: var(--accent);
}

.pg-subtitle {
    margin: 6px 0 0;
    color: var(--text-dim);
}

.pg-panel {
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}

.pg-panel-title {
    margin: 0;
    padding: 10px 14px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
}

/* endpoint list */
.pg-list {
    max-height: 70vh;
    overflow-y: auto;
}

.pg-group {
    padding: 8px 12px 2px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
}

.pg-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 14px;
    background: none;
    border: none;
    border-left: 2px solid transparent;
    color: var(--text);
    font: inherit;
    font-size: 13px;
    text-align: left;
    cursor: pointer;
}

.pg-item:hover {
    background-color: var(--panel-alt);
}

.pg-item.active {
    background-color: var(--panel-alt);
    border-left-color: var(--accent);
    color: var(--accent);
}

.pg-item-path {
    font-size: 13px;
}

/* request/response columns */
.pg-columns {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

.pg-request-body,
.pg-response-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pg-url-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--panel-alt);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 13px;
    overflow-x: auto;
    white-space: nowrap;
}

.pg-url-bar .pg-url-path {
    color: var(--text);
}

.pg-params {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pg-param-row {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
}

.pg-param-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 13px;
}

.pg-param-label .pg-param-loc {
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pg-param-row input {
    width: 100%;
    padding: 8px 10px;
    background-color: var(--panel-alt);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: inherit;
    font-size: 13px;
}

.pg-param-row input:focus {
    outline: none;
    border-color: var(--accent-dim);
}

.pg-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 8px 18px;
    background-color: var(--accent);
    border: none;
    border-radius: 6px;
    color: #0a0a0a;
    font: inherit;
    font-weight: bold;
    font-size: 13px;
    cursor: pointer;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn:hover {
    background-color: #5be98c;
}

.btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.btn-ghost {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    text-transform: none;
    letter-spacing: 0;
    font-weight: normal;
}

.btn-ghost:hover {
    border-color: var(--accent-dim);
    color: var(--text);
    background-color: var(--panel-alt);
}

.snippet-toggle {
    display: flex;
    gap: 8px;
}

.snippet-toggle button {
    padding: 4px 10px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font: inherit;
    font-size: 12px;
    cursor: pointer;
}

.snippet-toggle button.active {
    color: var(--accent);
    border-color: var(--accent-dim);
}

.snippet-box {
    display: none;
}

.snippet-box.visible {
    display: block;
}

.pg-response-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 13px;
}

.status-badge {
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 12px;
    letter-spacing: 1px;
}

.status-badge.ok {
    color: var(--accent);
    border: 1px solid var(--accent-dim);
}

.status-badge.err {
    color: var(--red);
    border: 1px solid var(--red);
}

.pg-response-meta .pg-meta-item {
    color: var(--text-dim);
}

.pg-body {
    margin: 0;
    max-height: 460px;
    overflow: auto;
    padding: 14px;
    background-color: #0a0a0a;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    line-height: 1.55;
    color: var(--text);
}

.pg-empty {
    color: var(--text-dim);
    font-size: 13px;
    margin: 0;
}

.pg-error {
    color: var(--red);
    font-size: 13px;
    margin: 0;
}

.copy-btn {
    align-self: flex-end;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
    .hero-title {
        font-size: 48px;
    }

    .hero {
        padding: 32px;
    }

    .hero-shot {
        display: none;
    }

    .playground {
        grid-template-columns: 1fr;
    }

    .pg-list {
        max-height: none;
    }
}

@media (max-width: 820px) {
    .docs {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .docs-sidebar {
        position: static;
    }
}