/* Signal: tema globale di cluster.army (spec docs/superpowers/specs/2026-10-25-signal-design-system-design.md).
   Solo classi sg-: nessuna regola globale su svg, button, input, g, path o text, così la mind map del
   Clusterizer (static/css/mindmap.css) non cambia. Bootstrap è rivestito in bootstrap-theme.css. */

/* ---------- Font (self-hosted, static/vendor/fonts) ---------- */
@font-face{font-family:"SG Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;
  src:url("../../vendor/fonts/archivo/5.3.0/archivo-latin-ext-wdth-normal.woff2") format("woff2-variations");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;
  src:url("../../vendor/fonts/archivo/5.3.0/archivo-latin-wdth-normal.woff2") format("woff2-variations");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:400;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-ext-400-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:400;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-400-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:500;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-ext-500-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:500;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-500-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:600;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-ext-600-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Mono";font-style:normal;font-display:swap;font-weight:600;src:url("../../vendor/fonts/ibm-plex-mono/5.3.0/ibm-plex-mono-latin-600-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:400;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-ext-400-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:400;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-400-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:500;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-ext-500-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:500;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-500-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:600;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-ext-600-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"SG Plex Sans";font-style:normal;font-display:swap;font-weight:600;src:url("../../vendor/fonts/ibm-plex-sans/5.3.0/ibm-plex-sans-latin-600-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ---------- Token ---------- */
:root{
  --bg:#0D0E0B; --bg-2:#13140F; --txt:#EDEDE4; --mut:#8D8D80; --dim:#5E5E55;
  --line:rgba(237,237,228,.13); --lime:#C8FF3D; --org:#FF6B35;
  --prose:#D3D3C8;
  --f-disp:"SG Archivo","Archivo",system-ui,sans-serif;
  --f-mono:"SG Plex Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --f-sans:"SG Plex Sans","IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --content-max:1320px; --hdr-h:54px; --t:150ms; --cell-pad:24px;
}

/* ---------- Base ---------- */
html[data-layout="signal"]{background:var(--bg);color-scheme:dark}
html[data-layout="signal"] body{margin:0;background:var(--bg);color:var(--txt);font-family:var(--f-mono);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
html[data-layout="signal"] ::selection{background:var(--lime);color:var(--bg)}
html[data-layout="signal"] :focus-visible:not(.mm *){outline:2px solid var(--lime);outline-offset:2px}

/* Reticolo unico. Header, main e footer stanno nella stessa cornice (.sg-frame: larga --content-max, con le
   due linee verticali esterne) e ne dividono la larghezza in 8 colonne uguali, senza gap: ogni linea interna
   cade su un ottavo. Header 2·1·1·2·1·1, testata del tool e hero 6·2, gruppi della home 2 + 2·2·2,
   footer 2·2·2·2. Il testo di ogni cella parte a --cell-pad dalla sua linea. Verifica: devtools/grid_checks.js */
.sg-frame{width:100%;max-width:var(--content-max);margin-inline:auto;border-inline:1px solid var(--line)}
.sg-main{flex:1 0 auto}
.sg-wrap{padding-inline:var(--cell-pad)}
.sg-skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--lime);color:var(--bg);padding:8px 14px;font-weight:600}
.sg-skip:focus{left:12px;top:8px}
.sg-ic{width:1em;height:1em;flex:none;vertical-align:-.14em;stroke:currentColor}
.sg-spin{animation:sg-spin 1s linear infinite}
@keyframes sg-spin{to{transform:rotate(360deg)}}
@keyframes sg-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.sg-disp{font-family:var(--f-disp);font-stretch:125%;text-transform:uppercase}
.sg-tag{display:inline-block;font:500 10px/1.6 var(--f-mono);letter-spacing:.1em;padding:0 6px;border:1px solid var(--line);border-radius:2px;color:var(--mut);white-space:nowrap}
.sg-tag.is-lime{border-color:rgba(200,255,61,.4);color:var(--lime)}
.sg-tag.is-org{border-color:rgba(255,107,53,.45);color:var(--org)}
.sg-idx{font:500 12px var(--f-mono);letter-spacing:.14em;color:var(--mut);text-transform:uppercase}
.sg-idx b{color:var(--lime);font-weight:500}
html[data-layout="signal"] kbd{font:11px var(--f-mono);border:1px solid var(--line);border-radius:2px;padding:1px 6px;color:var(--txt);background:transparent;box-shadow:none}
.sg-prose{font-family:var(--f-sans);font-size:16px;line-height:1.7;color:var(--prose)}
.sg-prose :is(h2,h3):not(.accordion-header){font-family:var(--f-disp);font-stretch:125%;text-transform:uppercase;color:var(--txt);letter-spacing:.01em;line-height:1.05;margin:1.6em 0 .6em}
.sg-prose h2:not(.accordion-header){font-size:22px;font-weight:800}
.sg-prose .accordion-header{margin:0}
.sg-prose h3{font-size:17px;font-weight:700}
.sg-prose a{color:var(--lime)}
.sg-section{padding-block:32px}
.sg-panel{background:var(--bg-2);border:1px solid var(--line);padding:24px}

/* ---------- Header ---------- */
.sg-hdr{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line);font:500 12px var(--f-mono);letter-spacing:.06em;text-transform:uppercase}
.sg-hdr-grid{position:relative;display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr) minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);height:var(--hdr-h)}
.sg-cell{display:flex;align-items:center;gap:8px;min-width:0;margin:0;padding:0 var(--cell-pad);border:0;border-right:1px solid var(--line);background:none;color:var(--mut);white-space:nowrap;text-decoration:none;font:inherit;letter-spacing:inherit;text-transform:inherit}
.sg-rel{position:relative}
.sg-cellbtn{all:unset;box-sizing:border-box;display:flex;align-items:center;gap:8px;width:calc(100% + 2 * var(--cell-pad));height:100%;margin:0 calc(-1 * var(--cell-pad));padding:0 var(--cell-pad);cursor:pointer;color:var(--mut);transition:color var(--t),background var(--t)}
.sg-cellbtn:hover{color:var(--txt)}
.sg-cellbtn[aria-expanded="true"]{background:var(--lime);color:var(--bg)}
.sg-cellbtn[aria-expanded="true"] .sg-chev{transform:rotate(180deg)}
.sg-brand{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:15px;letter-spacing:.02em;color:var(--txt)}
.sg-brand:hover{color:var(--txt)}
.sg-brand-mark{width:12px;height:12px;background:var(--lime);display:block;flex:none}
.sg-search{cursor:pointer;justify-content:flex-start;transition:color var(--t)}
.sg-search:hover{color:var(--txt)}
.sg-search kbd{margin-left:6px}
.sg-conn{gap:14px}
.sg-conn span{display:flex;align-items:center;gap:6px}
.sg-dot{width:7px;height:7px;border-radius:50%;display:block;flex:none;background:var(--dim)}
.sg-dot.is-on{background:var(--lime);box-shadow:0 0 8px var(--lime)}
.sg-acct{padding:0;border-right:0}
.sg-acct .sg-cellbtn{width:100%;margin:0;background:var(--txt);color:var(--bg);font-weight:600}
.sg-acct .sg-cellbtn[aria-expanded="true"]{background:var(--lime)}
.sg-acct-email{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;text-transform:none;letter-spacing:0}
.sg-cta{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;height:100%;padding:0 var(--cell-pad);background:var(--lime);color:var(--bg);font-weight:600;text-decoration:none}
.sg-cta:hover{background:var(--txt);color:var(--bg)}
.sg-cta-login{display:none}
.sg-burger{display:none;cursor:pointer;color:var(--txt);border-right:0;border-left:1px solid var(--line)}
.sg-burger .sg-ic{width:20px;height:20px}
.sg-burger[aria-expanded="true"]{background:var(--lime);color:var(--bg)}

/* tendine piccole (Dashboards, account) */
.sg-drop{position:absolute;top:100%;left:0;min-width:320px;max-width:min(420px,calc(100vw - 24px));white-space:normal;z-index:60;background:var(--bg-2);border:1px solid var(--line);border-top:0;box-shadow:0 40px 60px -20px rgba(0,0,0,.6);text-transform:none;letter-spacing:0;animation:sg-in var(--t) ease-out}
.sg-drop-right{left:auto;right:0}
.sg-drop[hidden],.sg-mega[hidden]{display:none}
.sg-drop-item{display:flex;align-items:center;gap:10px;padding:12px 18px;color:var(--txt);text-decoration:none;border-top:1px solid var(--line);font:13px var(--f-mono)}
.sg-drop-item:first-child{border-top:0}
.sg-drop-item:hover{background:rgba(237,237,228,.05);color:var(--lime)}
.sg-drop-who{padding:12px 18px 0;font:12px var(--f-mono);color:var(--mut);overflow-wrap:anywhere}
.sg-drop-who b{color:var(--txt);font-weight:500}
.sg-drop-status{padding:10px 18px 12px;font:12px var(--f-mono);color:var(--mut);display:flex;flex-wrap:wrap;gap:6px 16px;border-bottom:1px solid var(--line)}
.sg-drop-status span{display:flex;align-items:center;gap:6px}

/* mega menu Tools: 4 colonne = i 4 quarti del reticolo (left/right -1px: i bordi coprono le linee della cornice) */
.sg-mega{position:absolute;left:-1px;right:-1px;top:100%;z-index:60;background:var(--bg-2);border:1px solid var(--line);border-top:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));box-shadow:0 40px 60px -20px rgba(0,0,0,.6);text-transform:none;letter-spacing:0;animation:sg-in var(--t) ease-out}
.sg-col{min-width:0;border-right:1px solid var(--line);padding:18px 0 10px}
.sg-col:last-child{border-right:0}
.sg-col.is-dash{background:rgba(200,255,61,.035)}
.sg-col-h{margin:0 var(--cell-pad) 10px;font:500 11px var(--f-mono);letter-spacing:.16em;color:var(--mut);display:flex;justify-content:space-between;text-transform:uppercase}
.sg-col-h em{font-style:normal;color:var(--dim)}
.sg-mi{display:grid;grid-template-columns:30px 1fr;gap:3px 10px;padding:10px var(--cell-pad);color:var(--txt);text-decoration:none;transition:background var(--t)}
.sg-mi:hover{background:rgba(237,237,228,.05);color:var(--txt)}
.sg-mi:hover .sg-mi-name,.sg-mi.is-current .sg-mi-name{color:var(--lime)}
.sg-mi-n{font:12px var(--f-mono);color:var(--dim);padding-top:2px}
.sg-mi-name{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:14px;text-transform:uppercase;letter-spacing:.01em;transition:color var(--t)}
.sg-mi-sum{grid-column:2;font:12.5px/1.45 var(--f-sans);color:var(--mut)}
.sg-mi-tags{grid-column:2;display:flex;gap:6px;margin-top:3px}
.sg-ext{padding:12px var(--cell-pad) 4px;margin-top:10px;border-top:1px solid var(--line);font:12px var(--f-mono)}
.sg-ext span{display:block;color:var(--dim);letter-spacing:.14em;font-size:10.5px;text-transform:uppercase;margin-bottom:4px}
.sg-ext a{display:block;color:var(--txt);line-height:2;text-decoration:none}
.sg-ext a:hover{color:var(--lime)}

/* ---------- Testata del tool (6·2) ---------- */
.sg-toolhead{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,2fr);border-bottom:1px solid var(--line)}
.sg-toolhead-main{min-width:0;padding:30px var(--cell-pad) 26px;border-right:1px solid var(--line)}
.sg-toolhead-name{margin:12px 0 0;font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:clamp(34px,5.6vw,64px);line-height:.9;letter-spacing:-.01em;text-transform:uppercase;color:var(--txt)}
.sg-toolhead-h1{margin:16px 0 0;font:500 18px/1.35 var(--f-sans);color:var(--prose);letter-spacing:0;text-transform:none;max-width:52ch}
.sg-toolhead-h1.sg-disp-h1{margin-top:12px;font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:clamp(30px,4.6vw,52px);line-height:.95;text-transform:uppercase;color:var(--txt);max-width:none}
.sg-toolhead-main > .sg-toolhead-h1:first-child{margin-top:0;font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:clamp(30px,4.6vw,52px);line-height:.95;text-transform:uppercase;color:var(--txt);max-width:none}
.sg-toolhead-aside{display:flex;flex-direction:column;align-items:flex-end;justify-content:flex-end;gap:8px;min-width:0;padding:26px var(--cell-pad);text-align:right}
.sg-tags{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.sg-big-code{font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:72px;line-height:1;color:var(--lime)}

/* ---------- Footer (quarti) ---------- */
.sg-ftr{border-top:1px solid var(--line);font-size:12.5px;color:var(--mut)}
.sg-ftr-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.sg-ftr-cols > div{min-width:0;padding:24px var(--cell-pad);border-right:1px solid var(--line)}
.sg-ftr-cols > div:last-child{border-right:0}
.sg-ftr-h{margin:0 0 12px;font:500 11px var(--f-mono);letter-spacing:.16em;color:var(--dim);text-transform:uppercase}
.sg-ftr-h.is-next{margin-top:22px}
.sg-ftr a{display:block;color:var(--txt);line-height:2;text-decoration:none}
.sg-ftr a:hover{color:var(--lime)}
.sg-ftr a.is-quiet{color:var(--mut)}
.sg-ftr p{margin:0;font:13px/1.6 var(--f-sans)}
.sg-ftr p b{color:var(--txt);font-weight:500}
.sg-ftr-bottom{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}
.sg-ftr-bottom > *{min-width:0;padding:22px var(--cell-pad) 20px}
.sg-ftr-bottom > :first-child{border-right:1px solid var(--line);overflow:hidden}
.sg-wm{font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:clamp(44px,6.4vw,92px);line-height:.82;letter-spacing:-.02em;color:transparent;-webkit-text-stroke:1px rgba(237,237,228,.3);text-transform:uppercase;user-select:none}
.sg-legal{display:flex;flex-direction:column;align-items:flex-end;justify-content:flex-end;font:11px/1.8 var(--f-mono);letter-spacing:.03em;color:var(--mut);text-align:right}
.sg-legal b{color:var(--txt);font-weight:500}
.sg-legal a{display:inline;line-height:inherit}

/* ---------- Palette Ctrl K ---------- */
.sg-palette{position:fixed;inset:0;z-index:100;background:rgba(13,14,11,.72);backdrop-filter:blur(2px)}
.sg-palette[hidden]{display:none}
.sg-pal{width:min(640px,calc(100% - 32px));margin:10vh auto 0;background:var(--bg-2);border:1px solid rgba(200,255,61,.45);box-shadow:0 0 0 6px rgba(200,255,61,.06),0 50px 90px -30px #000;animation:sg-in var(--t) ease-out}
.sg-pal-q{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.sg-pal-q .sg-pr{color:var(--lime);font-size:16px}
.sg-pal-q input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--txt);font:16px var(--f-mono);caret-color:var(--lime)}
html[data-layout="signal"] .sg-pal-q input:focus-visible{outline:0}
.sg-pal-list{max-height:min(60vh,460px);overflow:auto;margin:0;padding:0 0 6px;list-style:none}
.sg-pal-sec{padding:10px 18px 4px;font:10.5px var(--f-mono);letter-spacing:.16em;color:var(--dim);text-transform:uppercase}
.sg-pal-item{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:4px;padding:10px 18px;font:13.5px var(--f-mono);color:var(--txt);text-decoration:none;cursor:pointer}
.sg-pal-item .n{color:var(--dim);font-size:12px}
.sg-pal-item em{font-style:normal;color:var(--mut);font-size:12px}
.sg-pal-item small{grid-column:2;color:var(--mut);font:12px var(--f-sans)}
.sg-pal-item[aria-selected="true"]{background:var(--lime);color:var(--bg)}
.sg-pal-item[aria-selected="true"] .n,.sg-pal-item[aria-selected="true"] em,.sg-pal-item[aria-selected="true"] small{color:#2a2b22}
.sg-pal-empty{padding:18px;color:var(--mut);font-size:13px}
.sg-pal-ft{display:flex;gap:18px;padding:10px 18px;border-top:1px solid var(--line);font:11px var(--f-mono);color:var(--dim);letter-spacing:.06em;text-transform:uppercase}

/* ---------- Homepage (hero 6·2, gruppi 2 + 2·2·2) ---------- */
.sg-hero{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,2fr);border-bottom:1px solid var(--line)}
.sg-hero-main{min-width:0;padding:44px var(--cell-pad) 40px;border-right:1px solid var(--line)}
.sg-hero-side{min-width:0;padding:44px var(--cell-pad) 40px;display:flex;flex-direction:column;justify-content:space-between;gap:20px}
.sg-hero-title{margin:14px 0 18px;font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:clamp(46px,7vw,92px);line-height:.86;letter-spacing:-.02em;text-transform:uppercase;color:var(--txt)}
.sg-hero-title span{color:var(--lime)}
.sg-hero p{margin:0;font:16px/1.6 var(--f-sans);color:var(--prose);max-width:620px}
.sg-facts{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line)}
.sg-facts div{padding:14px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.sg-facts div:nth-child(2n){border-right:0}
.sg-facts div:nth-child(n+3){border-bottom:0}
.sg-facts b{display:block;font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:34px;line-height:1;color:var(--lime)}
.sg-facts span{font-size:10.5px;letter-spacing:.14em;color:var(--mut);text-transform:uppercase}
.sg-note{font:13px/1.55 var(--f-sans);color:var(--mut)}
.sg-note a{color:var(--txt)}
.sg-iconbtn{display:inline-flex;align-items:center;justify-content:center;padding:2px;margin-left:6px;background:none;border:0;color:var(--lime);cursor:pointer;vertical-align:middle}
.sg-iconbtn:hover{color:var(--txt)}
.sg-toggle{display:inline-flex;align-items:center;margin-right:4px;color:var(--lime);vertical-align:middle}
.sg-toggle .sg-ic + .sg-ic,.sg-toggle.is-open .sg-ic:first-child{display:none}
.sg-toggle.is-open .sg-ic + .sg-ic{display:inline-block}
/* percorso nelle sottopagine di un tool (testata, colonna destra) */
.sg-crumbs{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;font:500 11.5px var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mut)}
.sg-crumbs a{color:var(--txt);text-decoration:none}
.sg-crumbs a:hover{color:var(--lime)}
.sg-crumbs [aria-current]{color:var(--lime)}
/* scala dei KPI: 1 = peggiore (arancio) … 4 = migliore (lime) */
.sg-heat-1,.sg-heat-2,.sg-heat-3,.sg-heat-4{font-weight:600}
.sg-heat-1{background:rgba(255,107,53,.16) !important;color:var(--org) !important}
.sg-heat-2{background:rgba(237,237,228,.06) !important;color:var(--txt) !important}
.sg-heat-3{background:rgba(200,255,61,.10) !important;color:var(--txt) !important}
.sg-heat-4{background:rgba(200,255,61,.22) !important;color:var(--lime) !important}
.sg-cell-title.is-mono{font-family:var(--f-mono);font-stretch:100%;font-weight:500;font-size:15px;line-height:1.35;text-transform:none;word-break:break-all}
/* parole di una query presenti / assenti nel testo confrontato */
.sg-hit{color:var(--lime);font-weight:600}
.sg-miss{color:var(--org)}
.sg-count{font:12px var(--f-mono);text-align:right;color:var(--lime)}
/* un URL come titolo di sezione: mono, mai in maiuscolo */
.sg-url{margin:0;font:500 18px/1.4 var(--f-mono);color:var(--txt);word-break:break-all}
.sg-count.is-over{color:var(--org)}
.sg-grp{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,6fr);border-bottom:1px solid var(--line)}
.sg-grp:last-child{border-bottom:0}
.sg-grp-h{min-width:0;margin:0;padding:22px var(--cell-pad);border-right:1px solid var(--line);font:500 11.5px var(--f-mono);letter-spacing:.16em;color:var(--mut);text-transform:uppercase}
.sg-grp-h small{display:block;margin-top:8px;font:12px/1.5 var(--f-sans);letter-spacing:0;color:var(--dim);text-transform:none}
.sg-cells{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.sg-cell-tool{display:flex;flex-direction:column;min-width:0;min-height:168px;padding:22px var(--cell-pad);border-right:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--txt);text-decoration:none;transition:background var(--t),color var(--t)}
.sg-cell-empty{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:repeating-linear-gradient(135deg,transparent 0 8px,rgba(237,237,228,.03) 8px 9px)}
.sg-cells > :nth-child(3n){border-right:0}
.sg-cells > :nth-last-child(-n+3){border-bottom:0}
.sg-cell-tool:hover{background:var(--lime);color:var(--bg)}
.sg-cell-tool:hover .sg-cell-n,.sg-cell-tool:hover .sg-cell-ds{color:#2a2b22}
.sg-cell-tool:hover .sg-tag{border-color:rgba(13,14,11,.4);color:var(--bg)}
.sg-cell-n{font-size:12px;color:var(--dim);display:flex;justify-content:space-between}
.sg-cell-title{margin:10px 0 8px;font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:20px;line-height:1;text-transform:uppercase;color:inherit}
.sg-cell-ds{flex:1;font:13px/1.5 var(--f-sans);color:var(--mut)}
.sg-cell-tags{display:flex;gap:6px;margin-top:14px}

/* ---------- Componenti dei tool (pagine migrate: niente custom.css/enr_custom.css, condivisi con le vecchie) ---------- */
.sg-split{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,2fr);border-bottom:1px solid var(--line)}
.sg-split > *{min-width:0;padding:24px var(--cell-pad)}
.sg-split > :first-child{border-right:1px solid var(--line)}
.sg-label{display:block;margin:0 0 10px;font:500 11px var(--f-mono);letter-spacing:.16em;color:var(--mut);text-transform:uppercase}
.sg-field + .sg-field{margin-top:24px}
html[data-layout="signal"] .sg-input-xl{font-size:22px;padding:14px 16px}
.sg-choice{display:flex;flex-wrap:wrap;gap:6px}
.sg-loops{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line)}
.sg-loop{display:flex;flex-direction:column;gap:8px;margin:0;padding:14px 16px;border-right:1px solid var(--line);cursor:pointer;transition:background var(--t)}
.sg-loop:last-child{border-right:0}
.sg-loop:hover{background:rgba(237,237,228,.04)}
.sg-loop:has(input:checked){background:rgba(200,255,61,.08)}
html[data-layout="signal"] .sg-loop .form-check-input{margin:0;float:none}
.sg-loop-name{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:14px;text-transform:uppercase;color:var(--txt)}
.sg-loop-time{font-size:11.5px;color:var(--mut)}
.sg-side{display:flex;flex-direction:column;gap:24px}
.sg-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.sg-side .sg-actions .btn{flex:1 1 100%}
.sg-console{border-bottom:1px solid var(--line)}
.sg-console-h,.sg-bar-h{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px var(--cell-pad);border-bottom:1px solid var(--line);font:500 11px var(--f-mono);letter-spacing:.16em;color:var(--mut);text-transform:uppercase}
html[data-layout="signal"] .sg-console textarea{display:block;width:100%;min-height:240px;margin:0;padding:16px var(--cell-pad);border:0;border-radius:0;background:#0A0B08;color:var(--lime);font:13px/1.7 var(--f-mono);resize:vertical;box-shadow:none}
.sg-results{padding:24px var(--cell-pad);border-bottom:1px solid var(--line)}
.sg-results .alert{margin-bottom:18px}
.sg-msg{margin:16px var(--cell-pad) 0}
html[data-layout="signal"] .sg-input-tabs{margin-bottom:16px}
.upload-drop-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:260px;padding:24px;border:1px dashed rgba(237,237,228,.25);text-align:center;color:var(--mut);transition:border-color var(--t),background var(--t)}
.upload-drop-zone.drop{border-color:var(--lime);background:rgba(200,255,61,.06);color:var(--txt)}
.upload-drop-zone > .sg-ic{width:28px;height:28px;color:var(--lime)}
.sg-upload-title{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:18px;text-transform:uppercase;color:var(--txt)}
.sg-upload-info{font-size:11.5px;color:var(--dim)}
.sg-preview{border-bottom:1px solid var(--line)}
html[data-layout="signal"] .sg-preview .tab-content{border:1px solid var(--line);border-top:0;padding:16px}
html[data-layout="signal"] .sg-preview-data{max-height:420px;overflow:auto;font-size:13px;background:transparent;border:0;padding:0}
html[data-layout="signal"] .sg-preview-data .row{margin:0;border-bottom:1px solid var(--line)}
html[data-layout="signal"] .sg-preview-data p{margin:0;padding:4px 8px}
html[data-layout="signal"] .sg-preview-data .row{flex-wrap:nowrap}
html[data-layout="signal"] .sg-preview-data .row > p{flex:1 1 0;width:auto;max-width:none;min-width:0;overflow-wrap:anywhere}
.sg-chart{height:300px;margin-top:16px}
.sg-note.is-err{color:var(--org)}

/* ---------- Long Tail: run dal vivo (spec docs/superpowers/specs/2026-10-25-longtail-phase2-design.md §5) ----------
   Spostamento zero (§5.5): misure fisse, testi che cambiano su una riga e in cifre tabellari. */
/* barra di titolo e piede di un riquadro (come .sg-console-h) */
.sg-bar-h b{color:var(--txt);font-weight:500}
.sg-bar-h.is-foot{justify-content:flex-start;gap:10px;border-bottom:0;border-top:1px solid var(--line);font-weight:400;letter-spacing:.06em;color:var(--dim);text-transform:none}
/* griglia delle sonde: una cella per richiesta. Il riquadro (.sg-probes-box) ha misure fisse e le celle si
   adattano (unità del container): mai più di 30px, mai oltre il riquadro */
.sg-probes-box{container-type:size;display:flex;align-items:center;justify-content:center;overflow:hidden}
.sg-probes{--lw:16px;--gap:2px;--hh:14px;--rows:1;--cols:1;
  --cs:min(30px,(100cqw - var(--lw) - var(--cols) * var(--gap)) / var(--cols),(100cqh - var(--hh) - var(--rows) * var(--gap)) / var(--rows));
  display:grid;gap:var(--gap);grid-template-columns:var(--lw) repeat(var(--cols),var(--cs));grid-template-rows:var(--hh);grid-auto-rows:var(--cs)}
@supports not (width:1cqw){.sg-probes{--cs:11px}}
.sg-probes.is-wide{--lw:104px}
.sg-probes-ax{display:flex;align-items:center;justify-content:center;min-width:0;overflow:hidden;font:10px/1 var(--f-mono);color:var(--dim);text-transform:lowercase;white-space:nowrap}
.sg-probes-ax.is-row{display:block;align-self:center;padding-right:6px;text-align:right;text-overflow:ellipsis}
.sg-probe{display:block;min-width:0;border:1px solid color-mix(in srgb,var(--txt) 7%,transparent);transition:background-color .25s}
.sg-probe.is-l0{background:color-mix(in srgb,var(--txt) 7%,transparent)}
.sg-probe.is-l1{background:color-mix(in srgb,var(--lime) 16%,transparent)}
.sg-probe.is-l2{background:color-mix(in srgb,var(--lime) 32%,transparent)}
.sg-probe.is-l3{background:color-mix(in srgb,var(--lime) 52%,transparent)}
.sg-probe.is-l4{background:color-mix(in srgb,var(--lime) 76%,transparent)}
.sg-probe.is-l5{background:var(--lime)}
.sg-probe:is(.is-l1,.is-l2,.is-l3,.is-l4,.is-l5){border-color:transparent}
.sg-probe.is-cur{border-color:var(--lime);animation:sg-blink .5s steps(2) infinite}
.sg-probe.is-err{background:transparent;border-color:var(--org)}
.sg-probe.is-off{border-color:transparent}
.sg-scale{display:flex;gap:3px}
.sg-scale .sg-probe{width:12px;height:12px}
@keyframes sg-blink{50%{opacity:.2}}
/* grande contatore e tre cifre sotto */
.sg-bigcount{padding:22px var(--cell-pad) 18px;border-bottom:1px solid var(--line)}
.sg-bigcount span{display:block;font:500 11px var(--f-mono);letter-spacing:.16em;color:var(--mut);text-transform:uppercase}
.sg-bigcount b{display:block;height:72px;margin-top:6px;overflow:hidden;font-family:var(--f-disp);font-stretch:125%;font-weight:900;font-size:72px;line-height:1;color:var(--lime);font-variant-numeric:tabular-nums;white-space:nowrap}
.sg-bigcount small{display:block;margin-top:6px;font:12px var(--f-mono);color:var(--mut)}
/* tre cifre (is-3) o due (is-2, volumi del riepilogo dei risultati) in una riga */
.sg-facts.is-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.sg-facts.is-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.sg-facts:is(.is-2,.is-3){border:0;border-bottom:1px solid var(--line)}
.sg-facts:is(.is-2,.is-3) > div{min-width:0;padding:12px 16px;border-bottom:0;border-right:1px solid var(--line)}
.sg-facts:is(.is-2,.is-3) > div:last-child{border-right:0}
.sg-facts:is(.is-2,.is-3) b{font-size:22px;color:var(--txt);font-variant-numeric:tabular-nums;white-space:nowrap}
.sg-facts.is-2 b{overflow:hidden;text-overflow:ellipsis}
.sg-facts:is(.is-2,.is-3) span{font-size:10px}
/* avanzamento per loop: nome, barra, fatte/totali, +keyword */
.sg-pipe{padding:6px 0;border-bottom:1px solid var(--line)}
.sg-pipe-row{display:grid;grid-template-columns:96px minmax(0,1fr) 84px 52px;align-items:center;gap:10px;height:30px;padding:0 var(--cell-pad);font:11.5px var(--f-mono);color:var(--dim)}
.sg-pipe-row > *{min-width:0;overflow:hidden;white-space:pre}
.sg-pipe-name{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:12px;text-transform:uppercase}
.sg-pipe-bar{position:relative;height:6px;background:color-mix(in srgb,var(--txt) 7%,transparent)}
.sg-pipe-bar > span{position:absolute;inset:0 auto 0 0;width:0;background:var(--lime)}
.sg-pipe-n,.sg-pipe-k{text-align:right;font-variant-numeric:tabular-nums}
.sg-pipe-k{color:var(--lime)}
.sg-pipe-row.is-on{color:var(--txt)}
.sg-pipe-row.is-on .sg-pipe-name{color:var(--lime)}
.sg-pipe-row.is-done{color:var(--mut)}
.sg-pipe-row.is-done .sg-pipe-bar > span{background:color-mix(in srgb,var(--lime) 45%,transparent)}
/* flusso delle ultime keyword: righe fisse riscritte, mai inserite */
.sg-feed{padding:6px 0;overflow:hidden}
.sg-feed-row{display:grid;grid-template-columns:44px 76px minmax(0,1fr) 30px;gap:10px;height:26px;padding:4px var(--cell-pad);font:12px/18px var(--f-mono);color:var(--mut)}
.sg-feed-row > *{min-width:0;overflow:hidden;white-space:pre}
.sg-feed-kw{color:var(--txt);text-overflow:ellipsis}
.sg-feed-kw i{font-style:normal;color:var(--dim)}
.sg-feed-n{color:var(--lime);text-align:right}
.sg-feed-row.is-flash{animation:sg-flash .6s ease-out}
@keyframes sg-flash{from{background:color-mix(in srgb,var(--lime) 16%,transparent)}to{background:transparent}}
/* timer e stato nella testata */
.sg-timer{font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:56px;line-height:1;font-variant-numeric:tabular-nums;color:var(--txt);white-space:nowrap}
.sg-runstate{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap;font:500 12px/18px var(--f-mono);letter-spacing:.12em;color:var(--lime);text-transform:uppercase}
.sg-runstate i{flex:none;width:8px;height:8px;border-radius:50%;background:currentColor;animation:sg-blink 1s steps(2) infinite}
.sg-runstate span{min-width:0;overflow:hidden;text-overflow:ellipsis}
.sg-runstate.is-done i,.sg-runstate.is-stopped i{animation:none}
.sg-runstate.is-stopped{color:var(--org)}

/* ---------- Long Tail: risultati (spec §8) ---------- */
/* impronta del run: le griglie di tutti i loop eseguiti, una cella da 7px per richiesta; vanno a capo */
.sg-fp{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:center;gap:22px}
.sg-fp-col{display:flex;flex-direction:column;gap:22px}
/* largo quanto la sua griglia (l'etichetta va a capo se non ci sta); in colonna, largo quanto la colonna */
.sg-fp-loop{display:flex;flex-direction:column;gap:6px;width:min-content}
.sg-fp-col > .sg-fp-loop{width:auto}
.sg-fp-h{display:flex;flex-wrap:wrap;justify-content:space-between;column-gap:8px;font:500 10px/1.4 var(--f-mono);letter-spacing:.1em;color:var(--mut);text-transform:uppercase;white-space:nowrap}
.sg-fp-h b{color:var(--lime);font-weight:500;font-variant-numeric:tabular-nums}
/* lato della cella: 7px, o --fp-cell (desktop: calcolato sul riquadro, results.js + longtail.css) */
.sg-fp-grid{--cols:1;display:grid;gap:1px;grid-template-columns:repeat(var(--cols),var(--fp-cell,7px));grid-auto-rows:var(--fp-cell,7px)}
.sg-fp-row{display:flex;align-items:flex-start;justify-content:center;gap:22px}
.sg-fp-grid > i{display:block;cursor:pointer;background:color-mix(in srgb,var(--txt) 7%,transparent)}
.sg-fp-grid > i.is-l1{background:color-mix(in srgb,var(--lime) 22%,transparent)}
.sg-fp-grid > i.is-l2{background:color-mix(in srgb,var(--lime) 40%,transparent)}
.sg-fp-grid > i.is-l3{background:color-mix(in srgb,var(--lime) 60%,transparent)}
.sg-fp-grid > i.is-l4{background:color-mix(in srgb,var(--lime) 80%,transparent)}
.sg-fp-grid > i.is-l5{background:var(--lime)}
.sg-fp-grid > i.is-err{background:transparent;box-shadow:inset 0 0 0 1px var(--org)}
/* non richiesta (run fermato) e lv2 che non esiste: niente clic */
.sg-fp-grid > i.is-wait{cursor:default;background:transparent;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--txt) 9%,transparent)}
.sg-fp-grid > i.is-off{cursor:default;visibility:hidden}
.sg-fp-grid > i:not(.is-wait,.is-off):hover{outline:1px solid var(--txt)}
.sg-fp-grid > i.is-sel{position:relative;z-index:1;outline:2px solid var(--txt);outline-offset:1px}
/* righe dei loop come filtro (la riga di avanzamento del run, cliccabile) */
.sg-pipe-row.is-btn{box-sizing:border-box;width:100%;margin:0;border:0;background:none;color:var(--mut);text-align:left;cursor:pointer;transition:background var(--t)}
.sg-pipe-row.is-btn .sg-pipe-name{color:var(--txt)}
.sg-pipe-row.is-btn:hover{background:color-mix(in srgb,var(--txt) 4%,transparent)}
.sg-pipe-row.is-sel{background:color-mix(in srgb,var(--lime) 8%,transparent);color:var(--txt)}
.sg-pipe-row.is-sel .sg-pipe-name{color:var(--lime)}
.sg-pipe-p{display:none}
/* su desktop le righe dei risultati sono schede che si dividono l'altezza del riepilogo: nome e +keyword,
   barra, richieste e quota produttiva del loop; con uno o due loop (is-big) la versione grande */
@media (min-width:901px){
  .sg-pipe.is-cards{display:flex;flex-direction:column;padding:0;border-bottom:0}
  .sg-pipe.is-cards > .sg-pipe-row{flex:1 1 0;min-height:0;height:auto;grid-template-columns:auto auto minmax(0,1fr);grid-template-areas:"name name k" "bar bar bar" "n p .";align-content:space-evenly;gap:8px 16px;padding:10px var(--cell-pad);color:var(--mut)}
  .sg-pipe.is-cards > .sg-pipe-row + .sg-pipe-row{border-top:1px solid var(--line)}
  .sg-pipe.is-cards .sg-pipe-name{grid-area:name;font-size:15px}
  .sg-pipe.is-cards .sg-pipe-bar{grid-area:bar;height:8px}
  .sg-pipe.is-cards .sg-pipe-n{grid-area:n;text-align:left}
  .sg-pipe.is-cards .sg-pipe-p{grid-area:p;display:block}
  .sg-pipe.is-cards .sg-pipe-k{grid-area:k;font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:22px;line-height:1}
  .sg-pipe.is-cards.is-big > .sg-pipe-row{grid-template-columns:auto minmax(0,1fr);grid-template-areas:"name name" "k k" "bar bar" "n p";row-gap:14px;align-content:center}
  /* un solo loop: la scheda è alta quanto il riepilogo rimasto, le righe si distribuiscono */
  .sg-pipe.is-cards.is-big.is-one > .sg-pipe-row{align-content:space-evenly}
  .sg-pipe.is-cards.is-big .sg-pipe-name{font-size:18px}
  .sg-pipe.is-cards.is-big .sg-pipe-k{font-size:56px;text-align:left}
  .sg-pipe.is-cards.is-big .sg-pipe-n,.sg-pipe.is-cards.is-big .sg-pipe-p{font-size:13px}
}
/* chip dei filtri (tabella ⑥): loop (is-on) e filtri attivi rimovibili (is-facet, con la x dello sprite) */
.sg-chip{all:unset;box-sizing:border-box;display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line);font:500 11px/1.4 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);white-space:nowrap;cursor:pointer;transition:color var(--t)}
.sg-chip:hover{color:var(--txt)}
.sg-chip.is-on{background:var(--lime);border-color:var(--lime);color:var(--bg)}
.sg-chip.is-facet{border-color:color-mix(in srgb,var(--lime) 50%,transparent);color:var(--lime);text-transform:none;letter-spacing:.02em}
/* testo del chip (si tronca se il chip si stringe; icona e x restano), chip non attivo (Prev sulla prima pagina).
   Il focus da tastiera viene dalla regola globale :focus-visible, che vince su all:unset */
.sg-chip-t{min-width:0;overflow:hidden;text-overflow:ellipsis}
.sg-chip > .sg-ic{flex:none}
.sg-chip[aria-disabled="true"],.sg-chip[aria-disabled="true"]:hover{color:var(--dim);cursor:default}
/* tabella delle keyword (⑥ Long Tail, DataTables + Bootstrap): testo in --mut, la keyword in --txt con la query
   in --dim (<i>), intestazioni in maiuscolo. I colori passano dalle variabili della tabella di Bootstrap, così
   valgono anche per la riga vuota e per le righe figlie di Responsive */
html[data-layout="signal"] .sg-kwt{--bs-table-color:var(--mut);--bs-table-bg:transparent;--bs-table-border-color:var(--line);font:13px/20px var(--f-mono)}
html[data-layout="signal"] .sg-kwt > thead > tr > th{font:500 10.5px/20px var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mut);border-bottom-color:var(--line)}
html[data-layout="signal"] .sg-kwt > tbody > tr > td.sg-kwt-kw{--bs-table-color:var(--txt)}
.sg-kwt-kw > i{font-style:normal;color:var(--dim)}
html[data-layout="signal"] .sg-kwt > tbody > tr:not(.child):hover > td{background-color:color-mix(in srgb,var(--txt) 3%,transparent)}
.sg-kwt .dtr-title{min-width:104px;font:500 10.5px/18px var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mut)}
.sg-kwt .dtr-data{color:var(--txt)}
/* volumi (Task 11): variante vicina in --dim con "close variant of …" dopo la keyword; n/a e valori assenti in --dim */
html[data-layout="signal"] .sg-kwt > tbody > tr.is-var > td,html[data-layout="signal"] .sg-kwt > tbody > tr.is-var > td.sg-kwt-kw{--bs-table-color:var(--dim)}
.sg-kwt-var{margin-left:10px;font-size:11.5px;color:var(--dim)}
.sg-kwt .is-na{color:var(--dim)}
/* sparkline dei 12 mesi (Trend): una linea, l'ultimo mese come punto; le coordinate sono del JS (viewBox 72 × 18) */
.sg-spark{display:inline-block;width:72px;height:18px;vertical-align:middle;overflow:visible}
.sg-spark > polyline{fill:none;stroke:var(--lime);stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}
.sg-spark > circle{fill:var(--lime)}
.is-var .sg-spark > polyline{stroke:var(--dim)}
.is-var .sg-spark > circle{fill:var(--dim)}
/* barretta della similarità nelle celle (--v = 0…1) */
.sg-sim{display:inline-block;position:relative;width:46px;height:6px;margin-right:8px;vertical-align:1px;background:color-mix(in srgb,var(--txt) 8%,transparent)}
.sg-sim > i{position:absolute;inset:0 auto 0 0;width:calc(var(--v,0) * 100%);background:color-mix(in srgb,var(--lime) 60%,transparent)}
/* pager sotto una tabella: "Page X of Y", poi i bottoni (sg-chip) */
.sg-pager{display:flex;align-items:center;gap:8px;font:12px/18px var(--f-mono);color:var(--mut);white-space:nowrap}
/* bottone secondario discreto (New run) */
html[data-layout="signal"] .btn.sg-ghost{--bs-btn-color:var(--mut)}
/* albero delle parole (④): uno SVG con classi proprie (nessuna regola su svg o text). Query al centro
   (.sg-tree-seed: riquadro e testo), parole cliccabili (.sg-tree-word: is-dim i testi prima della query,
   is-sel il ramo aperto o scelto), conteggi e rami (.sg-tree-link). Font-size e spessori: attributi dal JS */
.sg-tree{display:block;width:100%;overflow:hidden}
.sg-tree-word{font-family:var(--f-mono);fill:var(--txt);cursor:pointer;transition:fill var(--t)}
.sg-tree-word.is-dim{fill:var(--mut)}
.sg-tree-word:hover,.sg-tree-word:focus-visible,.sg-tree-word.is-sel{fill:var(--lime)}
.sg-tree-count{font-family:var(--f-mono);fill:var(--dim);pointer-events:none}
.sg-tree-link{fill:none;stroke:color-mix(in srgb,var(--txt) 16%,transparent);transition:stroke var(--t)}
.sg-tree-link.is-sel{stroke:var(--lime)}
.sg-tree-seed{cursor:pointer}
.sg-tree-seed > rect{fill:var(--bg);stroke:var(--lime)}
.sg-tree-seed > text{font-family:var(--f-disp);font-stretch:125%;font-weight:800;fill:var(--txt);text-transform:uppercase;transition:fill var(--t)}
.sg-tree-seed:hover > text,.sg-tree-seed:focus-visible > text{fill:var(--lime)}
/* l'albero sotto i 900px: lista verticale. La query come titolo di gruppo (clic = nessun ramo), righe
   .sg-bars-row (parola, barra, peso); il ramo di una parola si apre sotto la sua riga (.sg-tree-sub) */
.sg-tree-list{padding:4px var(--cell-pad) 14px}
/* titoli e righe ad altezza fissa (36px e 34px): la lista chiusa sta in un'altezza nota (longtail.css --lt-list-h) */
.sg-tree-head{all:unset;box-sizing:border-box;display:block;width:100%;height:36px;margin:12px 0 6px;padding:8px 12px;border:1px solid var(--lime);font-family:var(--f-disp);font-stretch:125%;font-weight:800;font-size:14px;line-height:18px;text-transform:uppercase;color:var(--txt);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;transition:color var(--t)}
.sg-tree-head:hover{color:var(--lime)}
.sg-tree-list .sg-bars-row{height:34px}
.sg-tree-sub{padding-left:22px}
.sg-tree-sub .sg-bars-row{color:var(--mut)}
/* ultima riga di un gruppo con più voci dei posti: "+N more", alta come una riga */
.sg-tree-more{all:unset;box-sizing:border-box;display:flex;align-items:center;width:100%;height:34px;font:12px/18px var(--f-mono);color:var(--mut);cursor:pointer;transition:color var(--t)}
.sg-tree-more:hover{color:var(--lime)}
.sg-bars-chev{margin-right:6px;color:var(--mut);transition:transform var(--t)}
.sg-bars-row[aria-expanded="false"] .sg-bars-chev{transform:rotate(-90deg)}
.sg-bars-row:not([aria-expanded]) .sg-bars-chev{visibility:hidden}
/* barra "Search volume" (volumi del Long Tail, spec §9.2): titolo, controlli (select, bottoni, link) e una riga di
   stato o di errore, al massimo due righe. Misure e griglia per larghezza in longtail.css */
.sg-volbar{border-bottom:1px solid var(--line);font:12px/16px var(--f-mono);color:var(--mut)}
.sg-volbar-h{display:inline-flex;align-items:center;gap:8px;font:500 11px/18px var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mut);white-space:nowrap}
.sg-volbar-h > .sg-ic{color:var(--lime)}
.sg-volbar-msg{margin:0;min-width:0;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;color:var(--mut)}
.sg-volbar-msg.is-done{color:var(--txt)}
.sg-volbar-msg.is-err{color:var(--org)}
.sg-volbar-msg a{color:var(--lime)}
.sg-volbar-msg a > .sg-ic{margin-left:4px}
.sg-volbar.is-wait .sg-volbar-msg{color:var(--dim)}
/* scelta a due voci in una barra di titolo ("Weight: keywords · volume"): la voce attiva in lime, disabilitata in --dim */
.sg-seg{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.sg-seg > i{font-style:normal;color:var(--dim)}
.sg-seg-o{all:unset;cursor:pointer;color:var(--mut);transition:color var(--t)}
.sg-seg-o:hover{color:var(--txt)}
.sg-seg-o[aria-pressed="true"]{color:var(--lime)}
.sg-seg-o:disabled,.sg-seg-o:disabled:hover{color:var(--dim);cursor:default}
/* riga d'attesa di un pannello che si riempie a fine run (risultati del Long Tail, ruling R16) */
.sg-wait{margin:0;font:13px/1.55 var(--f-sans);color:var(--mut);text-align:center}
/* istogramma (⑤ lunghezza): una colonna cliccabile per bin, peso sopra la barra (alta al massimo
   --hist-bar), etichetta sotto */
.sg-hist{--hist-bar:110px;display:flex;align-items:stretch;gap:10px;height:190px;padding:16px var(--cell-pad) 12px}
.sg-hist-bar{all:unset;box-sizing:border-box;flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:6px;cursor:pointer;font:11px/14px var(--f-mono);color:var(--mut)}
.sg-hist-bar > b{font-weight:400;color:var(--txt);font-variant-numeric:tabular-nums;white-space:nowrap}
.sg-hist-bar > i{display:block;width:100%;height:max(1px,calc(var(--v,0) * var(--hist-bar)));background:color-mix(in srgb,var(--lime) 55%,transparent);transition:background var(--t)}
.sg-hist-bar > span{font-size:10.5px;letter-spacing:.08em;color:var(--dim);white-space:nowrap}
.sg-hist-bar > span > small{font-size:inherit}
.sg-hist-bar:hover > i,.sg-hist-bar.is-sel > i{background:var(--lime)}
.sg-hist-bar.is-sel > span{color:var(--lime)}
/* barre orizzontali (⑤ modificatori e righe dell'albero su mobile): parola, barra (--v = peso / massimo), peso */
.sg-bars{padding:10px var(--cell-pad) 14px}
.sg-bars-row{all:unset;box-sizing:border-box;display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr) auto;align-items:center;gap:10px;width:100%;height:26px;font:12px/18px var(--f-mono);color:var(--txt);cursor:pointer}
.sg-bars-w{min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.sg-bars-bar{position:relative;height:8px}
.sg-bars-bar > i{position:absolute;inset:0 auto 0 0;width:calc(var(--v,0) * 100%);background:color-mix(in srgb,var(--lime) 55%,transparent);transition:background var(--t)}
.sg-bars-n{min-width:3ch;text-align:right;color:var(--mut);font-variant-numeric:tabular-nums}
.sg-bars-row:hover .sg-bars-bar > i,.sg-bars-row.is-sel .sg-bars-bar > i{background:var(--lime)}
.sg-bars-row.is-sel .sg-bars-w{color:var(--lime)}
.sg-prose .rwd-video{position:relative;height:0;overflow:hidden;padding-bottom:56.25%}
.sg-prose .rwd-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- Pagina d'errore 500 (autonoma) ---------- */
.sg-error{max-width:var(--content-max);margin:0 auto;padding:12vh 16px}
.sg-error a{color:var(--lime)}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  /* senza la cella delle connessioni: 2·1·1·2·2, le linee restano sugli ottavi */
  .sg-conn{display:none}
  .sg-hdr-grid{grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr) minmax(0,2fr) minmax(0,2fr)}
  .sg-mega{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sg-col{border-bottom:1px solid var(--line)}
  .sg-col:nth-child(2n){border-right:0}
}
@media (max-width:900px){
  .sg-hdr-grid{display:flex}
  .sg-hdr .is-nav{display:none}
  .sg-search{flex:1}
  .sg-search-label,.sg-search kbd{display:none}
  .sg-acct .sg-cellbtn{width:auto}
  .sg-acct-email{flex:none;max-width:120px}
  .sg-burger{display:flex}
  .sg-mega{position:fixed;top:var(--hdr-h);bottom:0;left:0;right:0;grid-template-columns:1fr;overflow:auto;border-inline:0}
  .sg-col{border-right:0}
  .sg-drop,.sg-drop-right{position:fixed;top:var(--hdr-h);left:0;right:0;min-width:0;max-width:none;border-left:0;border-right:0}
  .sg-toolhead,.sg-hero,.sg-split{grid-template-columns:1fr}
  .sg-toolhead-main,.sg-hero-main,.sg-split > :first-child{border-right:0}
  .sg-split > :first-child{border-bottom:1px solid var(--line)}
  .sg-loops{grid-template-columns:repeat(3,minmax(0,1fr))}
  .sg-loop{border-bottom:1px solid var(--line)}
  .sg-loop:nth-child(3n){border-right:0}
  .sg-loop:nth-child(n+4){border-bottom:0}
  .sg-toolhead-aside{align-items:flex-start;text-align:left;border-top:1px solid var(--line);padding:16px var(--cell-pad)}
  .sg-toolhead-aside:empty{display:none}
  .sg-hero-side{border-top:1px solid var(--line)}
  .sg-grp{grid-template-columns:1fr;border-bottom:0}
  .sg-grp-h{border-right:0;border-bottom:1px solid var(--line);padding:18px var(--cell-pad)}
  .sg-cells{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sg-cells > *{border-right:1px solid var(--line);border-bottom:1px solid var(--line) !important}
  .sg-cells > :nth-child(2n){border-right:0}
  .sg-cell-empty{display:none}
  .sg-ftr-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sg-ftr-cols > div{border-bottom:1px solid var(--line)}
  .sg-ftr-cols > div:nth-child(2n){border-right:0}
  .sg-ftr-bottom{grid-template-columns:1fr}
  .sg-ftr-bottom > :first-child{border-right:0;border-bottom:1px solid var(--line)}
  .sg-legal{align-items:flex-start;text-align:left}
  /* fila di bottoni compatta (riga ① dei risultati del Long Tail): quattro bottoni in due righe a 360px */
  html[data-layout="signal"] .sg-btnrow .btn{--bs-btn-font-size:11px;--bs-btn-padding-x:.55rem;--bs-btn-padding-y:.45rem;letter-spacing:.02em;gap:6px}
}
@media (max-width:700px){
  /* il nome più lungo è una parola sola (CANNIBALIZATION): a 34px sporgeva oltre i 390px */
  .sg-toolhead-name{font-size:clamp(24px,7.4vw,34px)}
  :root{--cell-pad:16px}
  .sg-acct-email{display:none}
  .sg-cta-label,.sg-cta-arrow{display:none}
  .sg-cta-login{display:block;width:18px;height:18px}
  .sg-brand{font-size:13px}
  .sg-cells{grid-template-columns:1fr}
  .sg-cells > *{border-right:0 !important}
  .sg-cell-tool{min-height:0}
  .sg-loops{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sg-loop:nth-child(3n){border-right:1px solid var(--line)}
  .sg-loop:nth-child(2n){border-right:0}
  .sg-loop:nth-child(n+4){border-bottom:1px solid var(--line)}
  .sg-loop:last-child{border-bottom:0}
  .sg-ftr-cols{grid-template-columns:1fr}
  .sg-ftr-cols > div{border-right:0}
}
@media (min-width:901px) and (max-width:1199px){
  /* la colonna destra della testata è stretta: timer più piccolo */
  .sg-timer{font-size:44px}
}
@media (prefers-reduced-motion:reduce){
  .sg-spin{animation:none}
  .sg-probe.is-cur,.sg-runstate i,.sg-feed-row.is-flash{animation:none}
  .sg-drop,.sg-mega,.sg-pal{animation:none}
  .sg-cellbtn,.sg-cell-tool,.sg-mi,.sg-mi-name,.sg-pipe-row.is-btn,.sg-chip,.sg-seg-o{transition:none}
  .sg-tree-word,.sg-tree-link,.sg-tree-seed > text,.sg-tree-head,.sg-tree-more,.sg-bars-chev,.sg-hist-bar > i,.sg-bars-bar > i{transition:none}
}