/* ==========================================================================
   TZ Scripting API
   Flat UI sombre, accent violet TZ (#9C66FF → #8A52EE → #6F3FCC)
   Titres : Chakra Petch · Texte : Poppins · Code : JetBrains Mono
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Variables
   -------------------------------------------------------------------------- */

:root {
  /* fonds — dark purple */
  --bg:       #08070f;
  --bg-soft:  #0b0a15;
  --panel:    #100d1a;
  --panel-2:  #140f1e;
  --code-bg:  #0a0912;

  /* bordures */
  --border:   #1d1630;
  --border-2: #271d3d;

  /* textes */
  --text:     #d0d4e2;
  --text-dim: #8892a8;
  --muted:    #605674;
  --head:     #eef2fc;

  /* marque — violet TZ */
  --brand-1:  #9C66FF;
  --brand-2:  #8A52EE;
  --brand-3:  #6F3FCC;
  --grad:     linear-gradient(135deg, #9C66FF, #8A52EE 60%, #6F3FCC);

  /* types & syntaxe */
  --blue:     #A78BFA;
  --green:    #85d996;
  --orange:   #ffb377;
  --red:      #ff8595;
  --cyan:     #C4B5FD;

  /* typo */
  --font-display: "Chakra Petch", sans-serif;
  --font-body:    "Poppins", sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  /* layout */
  --sidebar-w:   300px;
  --content-max: 900px;
  --radius:      14px;
  --ease:        cubic-bezier(.22, 1, .36, 1);
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 40px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: rgba(156, 102, 255, .35); color: #fff; }

a { color: var(--brand-1); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

code {
  font-family: var(--font-mono);
  font-size: .86em;
  color: #C4AAFF;
  background: rgba(156, 102, 255, .08);
  border: 1px solid rgba(156, 102, 255, .14);
  border-radius: 6px;
  padding: .1em .4em;
  white-space: nowrap;
}

kbd {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-dim);
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  padding: .15em .45em;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #1a1430; border-radius: 6px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #231a3d; }

/* --------------------------------------------------------------------------
   3. Sidebar
   -------------------------------------------------------------------------- */

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  background: var(--bg-soft);
  border-right: 1px solid var(--border);
  z-index: 100;
  transition: transform .35s var(--ease);
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--border);
  text-decoration: none !important;
}

.logo-img { height: 24px; width: auto; flex-shrink: 0; }

.logo-text strong {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: .98rem;
  text-transform: uppercase;
  color: var(--head);
  line-height: 1.2;
}

.logo-text em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* --- recherche --- */

.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  margin: 14px 16px 4px;
}

.search-ico {
  position: absolute;
  left: 13px;
  width: 15px;
  height: 15px;
  color: var(--muted);
  pointer-events: none;
}

#search {
  width: 100%;
  font-family: var(--font-body);
  font-size: .82rem;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 58px 9px 36px;
  outline: none;
  transition: border-color .2s;
}

#search::placeholder { color: var(--muted); }
#search:focus { border-color: rgba(156, 102, 255, .5); }

.search-kbd {
  position: absolute;
  right: 12px;
  pointer-events: none;
  font-size: .6rem;
}

/* --- navigation --- */

.nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px 24px;
  overscroll-behavior: contain;
}

.nav-group { margin-top: 6px; }
.nav-group.hidden, .nav-subgroup.hidden { display: none; }

.nav-head,
.nav-subhead,
.nav-solo {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  font-family: var(--font-body);
  font-weight: 500;
  text-align: left;
  background: none;
  border: none;
  border-radius: 9px;
  cursor: pointer;
  text-decoration: none !important;
  transition: background .15s, color .15s;
}

.nav-head, .nav-solo {
  font-size: .8rem;
  color: var(--text);
  padding: 8px 10px;
}

.nav-head:hover, .nav-solo:hover, .nav-subhead:hover { background: rgba(255, 255, 255, .04); }

.nav-head .num, .nav-solo .num {
  font-family: var(--font-mono);
  font-size: .64rem;
  color: var(--brand-2);
}

.nav-head .ttl, .nav-subhead .ttl { flex: 1; }

.nav .chev {
  width: 13px;
  height: 13px;
  color: var(--muted);
  flex-shrink: 0;
  transition: transform .25s var(--ease);
}

.nav-group.open > .nav-head .chev,
.nav-subgroup.open > .nav-subhead .chev { transform: rotate(90deg); }

.nav-solo.active { color: var(--brand-1); background: rgba(156, 102, 255, .1); }

/* pliage animé */

.fold {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .3s var(--ease);
}

.fold-in { overflow: hidden; min-height: 0; }

.nav-group.open > .fold,
.nav-subgroup.open > .fold,
.nav.searching .fold { grid-template-rows: 1fr; }

/* sous-groupes (Drawing) */

.nav-subgroup { margin-left: 14px; }

.nav-subhead {
  font-size: .76rem;
  color: var(--text-dim);
  padding: 6px 10px;
}

/* liens de fonctions */

.nav .fold-in > a {
  display: block;
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--text-dim);
  text-decoration: none !important;
  padding: 4px 10px 4px 26px;
  border-radius: 8px;
  transition: color .15s, background .15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-subgroup .fold-in > a { padding-left: 30px; }

.nav a .ns { color: rgba(156, 102, 255, .6); }

.nav a mark {
  background: rgba(156, 102, 255, .3);
  color: #C4AAFF;
  border-radius: 3px;
  padding: 0 1px;
}

.nav .fold-in > a:hover { color: var(--head); background: rgba(255, 255, 255, .04); }

.nav .fold-in > a.active {
  color: var(--brand-1);
  background: rgba(156, 102, 255, .1);
}

.nav a.hidden { display: none; }

.nav-empty {
  font-size: .78rem;
  color: var(--muted);
  padding: 24px 10px;
  text-align: center;
  display: none;
}

.nav.no-results .nav-empty { display: block; }

.sidebar-foot {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .06em;
  color: var(--muted);
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-foot .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand-2);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

/* --------------------------------------------------------------------------
   4. Hero
   -------------------------------------------------------------------------- */

.main {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
}

.hero {
  position: relative;
  padding: 104px 64px 64px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 20%;
  transform: translate(-50%, -60%);
  width: min(700px, 90vw);
  height: min(700px, 90vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(156, 102, 255, .13), transparent 60%);
  pointer-events: none;
  will-change: transform;
}

.hero-watermark {
  position: absolute;
  right: 56px;
  top: 96px;
  width: clamp(160px, 22vw, 320px);
  opacity: .07;
  user-select: none;
  pointer-events: none;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brand-1);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(2.9rem, 6.6vw, 5rem);
  line-height: 1.02;
  text-transform: uppercase;
  color: var(--head);
  margin-bottom: 26px;
}

.hero-sub {
  max-width: 540px;
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 36px;
}

/* --- CTA --- */

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: .84rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #fff !important;
  text-decoration: none !important;
  background: var(--grad);
  border-radius: 999px;
  padding: 13px 28px;
  transition: filter .2s, transform .2s var(--ease);
}

.cta svg { width: 15px; height: 15px; transition: transform .2s var(--ease); }

.cta:hover { filter: brightness(1.1); transform: translateY(-1px); }
.cta:hover svg { transform: translateX(3px); }

.hero-hint {
  font-size: .8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

/* --- indicateur scroll --- */

.hero-scroll {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: max-content;
}

.hero-scroll span {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-scroll .chev {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border-2);
  border-radius: 50%;
  color: var(--text-dim);
  animation: bob 2.2s ease-in-out infinite;
}

.hero-scroll .chev svg { width: 14px; height: 14px; }

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* --- animation d'entrée --- */

.anim {
  opacity: 0;
  transform: translateY(14px);
  animation: rise .6s var(--ease) forwards;
}

.d1 { animation-delay: .05s; }
.d2 { animation-delay: .12s; }
.d3 { animation-delay: .2s; }
.d4 { animation-delay: .28s; }
.d5 { animation-delay: .36s; }
.d6 { animation-delay: .5s; }

@keyframes rise {
  to { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   5. Contenu
   -------------------------------------------------------------------------- */

.content {
  max-width: var(--content-max);
  padding: 20px 64px 40px;
}

.section { padding-top: 52px; }

.group-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.group-head .num {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  color: var(--brand-2);
}

.group-head .kicker {
  font-family: var(--font-mono);
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--brand-1);
  background: rgba(156, 102, 255, .08);
  border: 1px solid rgba(156, 102, 255, .18);
  border-radius: 999px;
  padding: 2px 10px;
}

.group-head h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--head);
}

.group-head .count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .64rem;
  color: var(--muted);
  letter-spacing: .08em;
  white-space: nowrap;
}

.lead {
  font-size: .98rem;
  color: var(--text-dim);
  margin: 18px 0;
  max-width: 640px;
}

/* --- note (carte plate) --- */

.callout {
  display: flex;
  gap: 13px;
  margin: 18px 0 4px;
  padding: 16px 20px;
  background: rgba(156, 102, 255, .05);
  border: 1px solid rgba(156, 102, 255, .16);
  border-radius: var(--radius);
  font-size: .9rem;
  color: #c7bcdf;
}

.callout .ico {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--brand-1);
}

.callout code { background: rgba(156, 102, 255, .12); border-color: rgba(156, 102, 255, .2); }
.callout strong { color: #C4AAFF; }

.callout-warn {
  background: rgba(255, 133, 149, .06);
  border-color: rgba(255, 133, 149, .22);
}
.callout-warn .ico { color: var(--red); }
.callout-warn strong { color: var(--red); }

/* --- carte fonction (flat) --- */

.fn {
  margin-top: 18px;
  padding: 26px 28px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.fn.in { opacity: 1; transform: none; }

.fn-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}

.fn-name {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.25rem;
}

.fn-name a { color: var(--head); text-decoration: none !important; }
.fn-name .ns { color: var(--brand-1); }
.fn-name .paren { color: var(--muted); font-weight: 400; }

.fn-name .hash {
  color: var(--muted);
  font-weight: 400;
  margin-left: 8px;
  opacity: 0;
  transition: opacity .15s;
}

.fn:hover .fn-name .hash { opacity: 1; }
.fn-name .hash:hover { color: var(--brand-1); }

.ret-pill {
  font-family: var(--font-mono);
  font-size: .66rem;
  color: var(--text-dim);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 12px;
  white-space: nowrap;
}

.ret-pill b { color: var(--cyan); font-weight: 500; }

.alias-chip {
  font-family: var(--font-mono);
  font-size: .64rem;
  color: var(--muted);
  border: 1px dashed var(--border-2);
  border-radius: 999px;
  padding: 3px 12px;
  white-space: nowrap;
}

.alias-chip b { color: var(--text-dim); font-weight: 500; }

.fn-desc { color: var(--text-dim); font-size: .95rem; max-width: 640px; }

/* --- signature --- */

.sig {
  margin: 16px 0 4px;
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1.6;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  overflow-x: auto;
  white-space: pre;
}

/* --- sous-titres --- */

.fn h4 {
  font-family: var(--font-mono);
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 24px 0 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.fn h4::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* --- paramètres / retours --- */

.params { display: flex; flex-direction: column; }

.param {
  display: grid;
  grid-template-columns: 164px 92px 1fr;
  gap: 14px;
  padding: 8px 0;
  align-items: baseline;
}

.param + .param { border-top: 1px solid rgba(255, 255, 255, .04); }

.pname {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 500;
  color: var(--brand-1);
  word-break: break-word;
}

.pname .opt {
  display: inline-block;
  font-family: var(--font-body);
  font-size: .56rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border-2);
  border-radius: 5px;
  padding: 0 6px;
  margin-left: 7px;
  vertical-align: 1px;
}

.ptype {
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 500;
  border-radius: 999px;
  padding: 2px 10px;
  text-align: center;
  white-space: nowrap;
  justify-self: start;
}

.t-function { color: var(--blue);   background: rgba(167, 139, 250, .1); }
.t-string   { color: var(--green);  background: rgba(133, 217, 150, .1); }
.t-number   { color: var(--orange); background: rgba(255, 179, 119, .1); }
.t-integer  { color: var(--orange); background: rgba(255, 179, 119, .1); }
.t-boolean  { color: var(--red);    background: rgba(255, 133, 149, .12); }
.t-table    { color: var(--cyan);   background: rgba(196, 181, 253, .1); }
.t-nil      { color: var(--muted);  background: rgba(255, 255, 255, .05); }
.t-any, .t-mixed { color: var(--text-dim); background: rgba(255, 255, 255, .06); }

.pdesc { font-size: .88rem; color: var(--text-dim); }

/* --- comportement --- */

.behavior { list-style: none; }

.behavior li {
  position: relative;
  padding: 4px 0 4px 22px;
  font-size: .9rem;
  color: var(--text-dim);
}

.behavior li::before {
  content: "▸";
  position: absolute;
  left: 2px;
  color: rgba(156, 102, 255, .65);
  font-size: .8rem;
}

/* --- tableaux --- */

.tbl-wrap { margin: 12px 0; overflow-x: auto; }

.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: .86rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.tbl caption {
  caption-side: top;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 8px;
}

.tbl th {
  font-family: var(--font-mono);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-align: left;
  color: var(--muted);
  background: var(--panel-2);
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
}

.tbl td {
  padding: 9px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .04);
  color: var(--text-dim);
  vertical-align: top;
}

.tbl tr:last-child td { border-bottom: none; }

/* --------------------------------------------------------------------------
   6. Blocs de code
   -------------------------------------------------------------------------- */

.codeblock {
  margin: 12px 0 16px;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px 8px 16px;
  border-bottom: 1px solid var(--border);
}

.code-lang {
  font-family: var(--font-mono);
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.copy-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: .66rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 4px 12px;
  cursor: pointer;
  transition: color .15s, border-color .15s;
}

.copy-btn:hover { color: var(--head); border-color: var(--border-2); }
.copy-btn.copied { color: var(--green); border-color: rgba(133, 217, 150, .35); }

.codeblock pre {
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: .82rem;
  line-height: 1.75;
  tab-size: 4;
}

.codeblock code {
  all: unset;
  font-family: inherit;
}

/* --- couleurs Lua --- */

.tok-kw    { color: var(--brand-1); }
.tok-str   { color: var(--green); }
.tok-num   { color: var(--orange); }
.tok-cmt   { color: #57536a; font-style: italic; }
.tok-fn    { color: var(--blue); }
.tok-ns    { color: var(--brand-2); }
.tok-prop  { color: #d5cce8; }
.tok-op    { color: #8b86a0; }
.tok-arrow { color: var(--cyan); font-weight: 600; }

/* --------------------------------------------------------------------------
   7. Pied de page & éléments flottants
   -------------------------------------------------------------------------- */

.page-foot {
  max-width: var(--content-max);
  margin-top: 40px;
  padding: 44px 64px 64px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: .9rem;
  color: var(--text-dim);
}

.foot-logo { height: 34px; width: auto; opacity: .85; flex-shrink: 0; }

.foot-text { display: flex; flex-direction: column; gap: 3px; }
.foot-text p:first-child {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--head);
}

.page-foot .dim { color: var(--muted); font-size: .82rem; }

.foot-updated {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--muted);
  margin-top: 4px;
}

.to-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--text-dim);
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .3s, transform .3s, color .15s, border-color .15s;
  z-index: 90;
}

.to-top svg { width: 16px; height: 16px; }

.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { color: var(--brand-1); border-color: rgba(156, 102, 255, .45); }

/* --- bouton menu mobile --- */

.menu-btn {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  width: 42px;
  height: 42px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: 50%;
  cursor: pointer;
}

.menu-btn span {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform .25s var(--ease), opacity .2s;
}

body.nav-open .menu-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .menu-btn span:nth-child(2) { opacity: 0; }
body.nav-open .menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5, 4, 8, .65);
  z-index: 95;
  opacity: 0;
  transition: opacity .3s;
}

/* --------------------------------------------------------------------------
   8. Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1080px) {
  .hero { padding: 92px 40px 56px; }
  .content { padding: 18px 40px 40px; }
  .page-foot { padding: 40px 40px 56px; }
}

@media (max-width: 860px) {
  .sidebar { transform: translateX(-100%); }
  body.nav-open .sidebar { transform: none; }

  .menu-btn { display: flex; }

  .backdrop { display: block; pointer-events: none; }
  body.nav-open .backdrop { opacity: 1; pointer-events: auto; }

  .main { margin-left: 0; }
  .hero { padding: 88px 24px 52px; }
  .content { padding: 14px 24px 32px; }
  .page-foot { padding: 36px 24px 48px; }

  .fn { padding: 20px 18px; }

  .param { grid-template-columns: 1fr; gap: 4px; padding: 12px 0; }
  .ptype { justify-self: start; }

  .hero-watermark { display: none; }
  .search-kbd { display: none; }
  .hero-scroll { margin-top: 44px; }

  .hero-glow {
    left: 50%;
    top: 30%;
    transform: translate(-50%, -50%);
    width: min(500px, 120vw);
    height: min(500px, 120vw);
  }
}

@media (max-width: 480px) {
  .hero { padding: 76px 18px 40px; }
  .content { padding: 10px 18px 28px; }
  .page-foot { padding: 32px 18px 40px; flex-direction: column; gap: 14px; }

  .hero-title { font-size: clamp(2.1rem, 10vw, 3rem); }
  .hero-sub { font-size: .9rem; }
  .cta { padding: 11px 22px; font-size: .78rem; }
  .hero-actions { gap: 14px; }

  .fn { padding: 16px 14px; border-radius: 12px; }
  .fn-name { font-size: 1.05rem; }

  .group-head h2 { font-size: 1.25rem; }

  .sidebar { width: 100vw; }

  .hero-glow {
    width: min(380px, 120vw);
    height: min(380px, 120vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .anim, .fn, .hero-scroll .chev {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}