/* docs.linework.app — Brand 2026 Linework (inchiostro, crema, giallo, rosso) */
:root {
  --ink: #0B0B0B; --cream: #F5F0E8; --yellow: #FABE00; --red: #E90019;
  --bg: var(--cream); --surface: #FFFDF8; --surface-2: #EDE6DA; --text: #0B0B0B; --muted: #5E584F;
  --line: #D9D0C2; --strong-line: #0B0B0B; --accent: #E90019; --accent-text: #C10015;
  --code-bg: #141210; --code-text: #F5F0E8; --inline-code: #EAE2D4;
  --shadow: 4px 4px 0 var(--ink);
  --top: 60px; --side: 270px; --toc: 220px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B0B0B; --surface: #151412; --surface-2: #1E1C19; --text: #F5F0E8; --muted: #A9A196;
    --line: #2C2925; --strong-line: #F5F0E8; --accent: #FABE00; --accent-text: #FABE00;
    --code-bg: #171513; --code-text: #F5F0E8; --inline-code: #24211D;
    --shadow: 4px 4px 0 #E90019; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B0B0B; --surface: #151412; --surface-2: #1E1C19; --text: #F5F0E8; --muted: #A9A196;
  --line: #2C2925; --strong-line: #F5F0E8; --accent: #FABE00; --accent-text: #FABE00;
  --code-bg: #171513; --code-text: #F5F0E8; --inline-code: #24211D;
  --shadow: 4px 4px 0 #E90019; color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--top) + 16px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 Inter, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif; }
a { color: var(--accent-text); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--yellow); color: var(--ink); padding: 8px 12px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 2px; }

/* barra in alto */
.topbar { position: sticky; top: 0; z-index: 30; height: var(--top); display: flex; align-items: center; gap: 14px; padding: 0 16px; background: var(--ink); color: var(--cream); border-bottom: 3px solid var(--yellow); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--cream); text-decoration: none; white-space: nowrap; }
.brand span { font-family: Anton, Impact, sans-serif; font-size: 21px; letter-spacing: .5px; text-transform: uppercase; }
.brand b { font-weight: 400; color: var(--yellow); }
.top-links { display: flex; gap: 18px; margin-left: auto; font-family: "JetBrains Mono", monospace; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.top-links a { color: var(--cream); text-decoration: none; }
.top-links a:hover { color: var(--yellow); }
.theme-btn, .menu-btn { background: none; border: 1px solid rgba(245,240,232,.25); color: var(--cream); border-radius: 999px; width: 36px; height: 36px; display: grid; place-items: center; cursor: pointer; flex: 0 0 auto; }
.theme-btn:hover { border-color: var(--yellow); color: var(--yellow); }
.menu-btn { display: none; gap: 4px; padding: 10px 9px; }
.menu-btn span { display: block; width: 16px; height: 2px; background: currentColor; }

.btn { display: inline-block; font-family: Anton, Impact, sans-serif; font-size: 17px; letter-spacing: .6px; text-transform: uppercase; text-decoration: none; color: #fff; background: var(--red); border: 3px solid var(--ink); border-radius: 999px; padding: 10px 18px; box-shadow: 3px 3px 0 var(--ink); text-align: center; }
.btn:hover { transform: translate(-1px,-1px); box-shadow: 4px 4px 0 var(--ink); text-decoration: none; }
.btn.alt { background: var(--yellow); color: var(--ink); }
.btn-sm { font-size: 14px; padding: 6px 14px; border-color: var(--yellow); box-shadow: none; }
.btn-sm:hover { box-shadow: none; }

/* griglia */
.layout { display: grid; grid-template-columns: var(--side) minmax(0, 1fr) var(--toc); max-width: 1440px; margin: 0 auto; }
.sidebar { position: sticky; top: var(--top); height: calc(100vh - var(--top)); overflow-y: auto; padding: 24px 18px 40px; border-right: 1px solid var(--line); }
.nav-group { margin-bottom: 22px; }
.nav-title { font-family: "JetBrains Mono", monospace; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--accent-text); margin: 0 0 6px 10px; }
.sidebar ul, .toc ul { list-style: none; margin: 0; padding: 0; }
.sidebar a { display: block; padding: 5px 10px; border-radius: 8px; color: var(--text); text-decoration: none; font-size: 14.5px; }
.sidebar a:hover { background: var(--surface-2); }
.sidebar a[aria-current="page"] { background: var(--yellow); color: var(--ink); font-weight: 600; }
.btn-access { display: block; margin-top: 8px; font-size: 15px; }
.content { min-width: 0; padding: 36px 48px 40px; }
.toc { position: sticky; top: var(--top); align-self: start; max-height: calc(100vh - var(--top)); overflow-y: auto; padding: 32px 18px; font-size: 13.5px; }
.toc a { display: block; padding: 4px 0 4px 10px; color: var(--muted); text-decoration: none; border-left: 2px solid var(--line); }
.toc a:hover, .toc a.active { color: var(--text); border-left-color: var(--accent); }

/* testo */
.prose { max-width: 780px; }
.prose h1 { font-family: Anton, Impact, sans-serif; font-weight: 400; text-transform: uppercase; font-size: clamp(38px, 6vw, 58px); line-height: 1; letter-spacing: .3px; margin: 6px 0 16px; }
.prose h2 { font-family: Anton, Impact, sans-serif; font-weight: 400; text-transform: uppercase; font-size: 28px; line-height: 1.15; letter-spacing: .3px; margin: 44px 0 12px; }
.prose h3 { font-size: 18px; margin: 30px 0 8px; }
.prose h2, .prose h3 { position: relative; }
.anchor { margin-left: 8px; color: var(--muted); text-decoration: none; opacity: 0; font-family: Inter, sans-serif; font-size: .7em; }
h2:hover .anchor, h3:hover .anchor, .anchor:focus { opacity: 1; }
.eyebrow { font-family: "JetBrains Mono", monospace; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--accent-text); margin: 0; }
.lead { font-size: 19px; line-height: 1.55; color: var(--muted); margin-top: 0; }
.prose p, .prose li { margin: 0 0 12px; }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 16px; }
.prose li { margin-bottom: 6px; }
.muted { color: var(--muted); }
hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }

code, pre, kbd { font-family: "JetBrains Mono", ui-monospace, Menlo, monospace; }
:not(pre) > code { background: var(--inline-code); padding: 1px 6px; border-radius: 5px; font-size: .86em; overflow-wrap: anywhere; }
pre { position: relative; background: var(--code-bg); color: var(--code-text); border-radius: 14px; padding: 16px 18px; overflow-x: auto; font-size: 13.5px; line-height: 1.6; margin: 0 0 18px; border: 1px solid #000; }
pre code { white-space: pre; }
pre[data-title]:not(.in-tabs)::before { content: attr(data-title); display: block; font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--yellow); margin-bottom: 8px; }
.copy { position: absolute; top: 8px; right: 8px; font: 600 11px "JetBrains Mono", monospace; letter-spacing: 1px; text-transform: uppercase; background: #2A2723; color: var(--cream); border: 1px solid #3A3631; border-radius: 6px; padding: 4px 8px; cursor: pointer; opacity: .85; }
.copy:hover { opacity: 1; border-color: var(--yellow); }
.codetabs { margin: 0 0 18px; }
.codetabs .tablist { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: -1px; }
.codetabs .tablist button { font: 600 12px "JetBrains Mono", monospace; letter-spacing: .5px; background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); border-bottom: 0; border-radius: 10px 10px 0 0; padding: 7px 14px; cursor: pointer; }
.codetabs .tablist button[aria-selected="true"] { background: var(--code-bg); color: var(--yellow); border-color: #000; }
.codetabs pre { border-top-left-radius: 0; margin: 0; }

/* tabelle */
.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 12px; }
table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--surface-2); font-family: "JetBrains Mono", monospace; font-size: 11.5px; letter-spacing: 1px; text-transform: uppercase; font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td code { white-space: nowrap; }

/* metodi HTTP */
.m { display: inline-block; min-width: 54px; text-align: center; font: 600 11px/1.9 "JetBrains Mono", monospace; letter-spacing: .5px; border-radius: 5px; padding: 0 6px; color: var(--ink); }
.m.get { background: #CDE8D2; } .m.post { background: var(--yellow); } .m.patch { background: #D6DEF7; } .m.delete { background: #F7C9CF; }
.endpoint { font-family: "JetBrains Mono", monospace; font-size: 14px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0 0 12px; }

/* riquadri */
.note, .warn, .tip { border: 2px solid var(--strong-line); border-radius: 14px; padding: 14px 16px; margin: 0 0 20px; background: var(--surface); }
.note { border-left: 8px solid var(--yellow); }
.warn { border-left: 8px solid var(--red); }
.tip { border-left: 8px solid #2E9E5B; }
.note > :last-child, .warn > :last-child, .tip > :last-child { margin-bottom: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin: 0 0 24px; }
.card { display: block; background: var(--surface); border: 3px solid var(--strong-line); border-radius: 18px; padding: 16px 18px; box-shadow: var(--shadow); color: var(--text); text-decoration: none; }
a.card:hover { transform: translate(-2px,-2px); }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; font-size: 14.5px; color: var(--muted); }
.card .tag { display: inline-block; font: 600 10.5px "JetBrains Mono", monospace; letter-spacing: 1.2px; text-transform: uppercase; background: var(--yellow); color: var(--ink); border: 2px solid var(--ink); border-radius: 999px; padding: 1px 8px; margin-bottom: 8px; }
.hero { background: var(--ink); color: var(--cream); border-radius: 22px; padding: 30px 28px; margin: 0 0 30px; box-shadow: 6px 6px 0 var(--red); display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; }
.hero h1 { color: var(--cream); margin-top: 0; }
.hero h1 em { font-style: normal; color: var(--yellow); }
.hero p { color: #D9D1C4; font-size: 18px; max-width: 560px; }
.hero img { width: 140px; height: 140px; transform: rotate(-6deg); }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.steps { counter-reset: s; list-style: none; padding: 0 !important; }
.steps > li { counter-increment: s; position: relative; padding-left: 52px; margin-bottom: 22px; }
.steps > li::before { content: counter(s); position: absolute; left: 0; top: -2px; width: 36px; height: 36px; border-radius: 50%; background: var(--red); color: #fff; border: 2px solid var(--ink); font-family: Anton, Impact, sans-serif; font-size: 18px; display: grid; place-items: center; }
details { border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin: 0 0 10px; background: var(--surface); }
details summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 8px; }

.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 780px; margin-top: 48px; }
.pager a { border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; text-decoration: none; color: var(--text); font-weight: 600; }
.pager a:hover { border-color: var(--strong-line); }
.pager small { display: block; font: 11px "JetBrains Mono", monospace; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); font-weight: 400; }
.pager .next { text-align: right; }
.foot { max-width: 780px; margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--line); font-size: 13.5px; display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.foot a { color: var(--muted); }

/* responsive */
@media (max-width: 1180px) {
  .layout { grid-template-columns: var(--side) minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 860px) {
  .menu-btn { display: grid; }
  .layout { display: block; }
  .sidebar { position: fixed; top: var(--top); left: 0; z-index: 25; width: min(300px, 86vw); background: var(--bg); transform: translateX(-105%); transition: transform .2s ease; border-right: 3px solid var(--strong-line); }
  body.nav-open .sidebar { transform: none; }
  .scrim { position: fixed; inset: var(--top) 0 0 0; z-index: 20; background: rgba(0,0,0,.45); }
  .content { padding: 26px 16px 32px; }
  .hide-sm { display: none !important; }
  .top-links { gap: 12px; }
  .hero { grid-template-columns: 1fr; padding: 24px 18px; }
  .hero img { display: none; }
  .pager { grid-template-columns: 1fr; }
  .pager .next { text-align: left; }
}
@media (max-width: 560px) { .top-links { display: none; } .theme-btn { margin-left: auto; } }
@media (max-width: 380px) { .brand span { font-size: 18px; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* lingue: selettore in alto, voce nel menu su telefono, avviso sulla home inglese */
.lang-switch { position: relative; flex: 0 0 auto; border: 0; padding: 0; margin: 0; background: none; border-radius: 0; }
.lang-switch[open] summary { margin-bottom: 0; }
.lang-switch summary { list-style: none; display: flex; align-items: center; gap: 6px; height: 36px; padding: 0 12px; border: 1px solid rgba(245,240,232,.25); border-radius: 999px; cursor: pointer; color: var(--cream); font: 600 12px "JetBrains Mono", monospace; letter-spacing: 1px; }
.lang-switch summary::-webkit-details-marker { display: none; }
.lang-switch summary:hover, .lang-switch[open] summary { border-color: var(--yellow); color: var(--yellow); }
.lang-menu { position: absolute; right: 0; top: calc(100% + 8px); z-index: 40; list-style: none; margin: 0; padding: 6px; min-width: 170px; background: var(--surface); border: 2px solid var(--strong-line); border-radius: 12px; box-shadow: var(--shadow); }
.lang-menu a, .nav-lang a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--text); text-decoration: none; font: 500 14.5px/1.4 Inter, "Noto Sans Devanagari", "PingFang SC", "Noto Sans SC", system-ui, sans-serif; }
.lang-menu a:hover { background: var(--surface-2); }
.lang-menu a[aria-current="true"], .nav-lang a[aria-current="true"] { background: var(--yellow); color: var(--ink); font-weight: 600; }
.nav-lang { display: none; margin-top: 22px; }
.nav-lang ul { list-style: none; margin: 0; padding: 0; }
.lang-notice { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 8px 16px; background: var(--yellow); color: var(--ink); border-bottom: 2px solid var(--ink); font-size: 14.5px; font-family: Inter, "Noto Sans Devanagari", "PingFang SC", "Noto Sans SC", system-ui, sans-serif; }
.lang-notice p { margin: 0; }
.lang-notice a { color: var(--ink); font-weight: 700; }
.lang-notice-close { background: none; border: 0; font-size: 22px; line-height: 1; cursor: pointer; color: var(--ink); padding: 0 4px; }
@media (max-width: 860px) { .nav-lang { display: block; } }
@media (max-width: 560px) { .lang-switch { display: none; } }

/* Russo: Anton non ha il cirillico -> Oswald (stesso stile condensato) per quei glifi */
html[lang="ru"] .prose h1, html[lang="ru"] .prose h2, html[lang="ru"] .btn, html[lang="ru"] .steps > li::before { font-family: Anton, Oswald, Impact, sans-serif; }
/* Hindi e cinese: Anton/Inter non hanno i glifi; titoli in grassetto con un font adatto, senza maiuscolo */
html[lang="hi"] body { font-family: Inter, "Noto Sans Devanagari", "Kohinoor Devanagari", "Nirmala UI", system-ui, sans-serif; line-height: 1.75; }
html[lang="zh-Hans"] body { font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif; line-height: 1.75; }
html[lang="hi"] .prose h1, html[lang="hi"] .prose h2, html[lang="hi"] .btn:not(.btn-sm),
html[lang="zh-Hans"] .prose h1, html[lang="zh-Hans"] .prose h2, html[lang="zh-Hans"] .btn:not(.btn-sm) { font-family: inherit; font-weight: 800; text-transform: none; letter-spacing: 0; }
html[lang="hi"] .btn-sm, html[lang="zh-Hans"] .btn-sm { font-family: inherit; font-weight: 700; text-transform: none; letter-spacing: 0; }
html[lang="hi"] .prose h1, html[lang="zh-Hans"] .prose h1 { font-size: clamp(32px, 5vw, 48px); line-height: 1.2; }
html[lang="hi"] .prose h2, html[lang="zh-Hans"] .prose h2 { font-size: 25px; line-height: 1.3; }
html[lang="hi"] .eyebrow, html[lang="hi"] .nav-title, html[lang="hi"] .top-links, html[lang="hi"] .pager small, html[lang="hi"] th, html[lang="hi"] .card .tag,
html[lang="zh-Hans"] .eyebrow, html[lang="zh-Hans"] .nav-title, html[lang="zh-Hans"] .top-links, html[lang="zh-Hans"] .pager small, html[lang="zh-Hans"] th, html[lang="zh-Hans"] .card .tag { font-family: "JetBrains Mono", Inter, "Noto Sans Devanagari", "PingFang SC", "Noto Sans SC", monospace; letter-spacing: .5px; }