/* Win32 Disk Imager — win32diskimager.app · "Sector Console" theme */
@font-face{font-family:"Chakra Petch";font-weight:500;font-display:swap;src:url(../fonts/chakra-petch-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Chakra Petch";font-weight:600;font-display:swap;src:url(../fonts/chakra-petch-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Chakra Petch";font-weight:600;font-style:italic;font-display:swap;src:url(../fonts/chakra-petch-latin-600-italic.woff2) format("woff2")}
@font-face{font-family:"Chakra Petch";font-weight:700;font-display:swap;src:url(../fonts/chakra-petch-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:400;font-display:swap;src:url(../fonts/instrument-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:500;font-display:swap;src:url(../fonts/instrument-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:600;font-display:swap;src:url(../fonts/instrument-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:700;font-display:swap;src:url(../fonts/instrument-sans-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}

:root{
  --amber:#F6A518;--sky:#369FE8;--mist:#E9E9EA;--azure:#2B8BCF;--ink:#000002;
  --azure-text:#1a6aa6;--amber-deep:#b26f00;
  --paper:#ffffff;--soft:#f5f7f9;--line:#d9dde2;--muted:#55606c;--body:#16212c;
  --night:#04101d;--night-2:#0a1d30;
  --r-lg:22px;--r-md:14px;--r-sm:9px;
  --display:"Chakra Petch",ui-sans-serif,system-ui,sans-serif;
  --text:"Instrument Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --wrap:1200px;
  --shadow:0 24px 60px -24px rgba(4,30,60,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
body{margin:0;font-family:var(--text);font-size:17px;line-height:1.68;color:var(--body);background:var(--paper);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--azure-text);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ink)}
h1,h2,h3,h4{font-family:var(--display);line-height:1.12;color:var(--ink);margin:0 0 .5em;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,1.2rem + 2.4vw,3rem)}
h3{font-size:1.3rem}
p{margin:0 0 1.05em}
code,kbd,.mono{font-family:var(--mono)}
code{font-size:.88em;background:#eef3f8;border:1px solid #dbe5ee;border-radius:6px;padding:.08em .4em;color:#0f3b5c}
.wrap{width:min(100% - 32px,var(--wrap));margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:50}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:4px}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.6em;font:600 1rem/1 var(--text);padding:.95em 1.4em;border-radius:12px;text-decoration:none;border:1.5px solid transparent;transition:transform .2s,box-shadow .2s,background .2s;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-amber{background:var(--amber);color:var(--ink);box-shadow:0 10px 24px -10px rgba(246,165,24,.9),inset 0 -3px 0 rgba(0,0,0,.12)}
.btn-amber:hover{color:var(--ink);box-shadow:0 16px 30px -12px rgba(246,165,24,1),inset 0 -3px 0 rgba(0,0,0,.12)}
.btn-line{border-color:rgba(0,0,2,.18);color:var(--ink);background:rgba(255,255,255,.7)}
.btn-line:hover{border-color:var(--azure);color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{color:#fff;background:#0e2236}
.btn .led{width:9px;height:9px;border-radius:50%;background:var(--ink);box-shadow:0 0 0 3px rgba(0,0,0,.12)}
.btn-dark .led{background:var(--amber);box-shadow:0 0 10px var(--amber)}

/* ---------- header: drive-bay bar ---------- */
.site-head{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.site-head::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;background:linear-gradient(90deg,var(--azure) 0 46%,var(--sky) 46% 72%,var(--mist) 72% 86%,var(--amber) 86%)}
.head-in{display:flex;align-items:center;gap:22px;min-height:78px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);flex:none}
.brand-bay{width:50px;height:50px;border-radius:14px;background:linear-gradient(150deg,#f3f7fb,#dfe8f1);display:grid;place-items:center;box-shadow:inset 0 0 0 1px #cfd9e3,0 6px 14px -8px rgba(4,30,60,.4)}
.brand-bay img{width:38px;height:38px}
.brand-txt{display:flex;flex-direction:column;line-height:1.05}
.brand-txt b{font:700 1.18rem var(--display);letter-spacing:-.01em}
.brand-txt span{font:500 .72rem var(--mono);color:var(--muted);letter-spacing:.06em}
.nav{margin-left:auto;display:flex;align-items:center;gap:18px}
.nav-list{list-style:none;margin:0;padding:5px;display:flex;gap:2px;background:var(--soft);border:1px solid var(--line);border-radius:14px;position:relative}
.nav-list a{display:block;padding:.55em .9em;border-radius:10px;font:500 .93rem var(--text);color:#26323e;text-decoration:none;position:relative;z-index:1;transition:color .2s}
.nav-list a:hover,.nav-list a[aria-current="page"]{color:var(--ink)}
.nav-list a[aria-current="page"]{background:#fff;box-shadow:0 2px 8px -3px rgba(4,30,60,.3)}
.nav-ink{position:absolute;bottom:3px;height:3px;border-radius:3px;background:var(--amber);transition:left .25s,width .25s,opacity .2s;opacity:0;z-index:2}
.nav-cta{padding:.8em 1.15em;font-size:.93rem}
.burger{display:none;margin-left:auto;width:48px;height:48px;border-radius:12px;border:1px solid var(--line);background:var(--soft);cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{position:absolute;left:13px;width:22px;height:2px;background:var(--ink);border-radius:2px;content:"";transition:transform .25s,opacity .2s}
.burger span{top:23px}.burger span::before{top:-7px;left:0}.burger span::after{top:7px;left:0}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-7px) rotate(-45deg)}

/* ---------- section marker: partition chip ---------- */
.marker{display:inline-flex;align-items:center;gap:12px;margin-bottom:18px;font:500 .78rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#3b4855}
.marker .pbar{display:flex;width:64px;height:14px;border-radius:4px;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(0,0,2,.15)}
.marker .pbar i{display:block;height:100%}
.marker .pbar i:nth-child(1){background:var(--azure)}
.marker .pbar i:nth-child(2){background:var(--sky)}
.marker .pbar i:nth-child(3){background:var(--amber)}
.marker .pbar i:nth-child(4){background:var(--mist)}
.marker .lba{white-space:nowrap;padding:3px 8px;border-radius:6px;background:var(--ink);color:var(--amber);letter-spacing:.06em}
.on-dark .marker{color:#b9cde0}
.on-dark .marker .lba{white-space:nowrap;background:var(--amber);color:var(--ink)}
.sec{padding:clamp(70px,9vw,120px) 0;position:relative}
.sec-head{max-width:760px;margin-bottom:clamp(36px,5vw,56px)}
.sec-head p{color:var(--muted);font-size:1.08rem}
h2 em{font-style:italic;font-weight:600;color:var(--azure-text)}
.on-dark{background:var(--night);color:#d3e2ef}
.on-dark h2,.on-dark h3{color:#fff}
.on-dark .sec-head p{color:#a9bfd3}
.on-dark h2 em{color:var(--amber)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fbfcfd,#eef2f5 70%,#fff);padding:clamp(48px,6vw,84px) 0 0}
.hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(43,139,207,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(43,139,207,.09) 1px,transparent 1px);background-size:36px 36px;mask-image:radial-gradient(ellipse 80% 70% at 60% 30%,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 60% 30%,#000 30%,transparent 75%)}
.hero-orb{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
.hero-orb.a{width:520px;height:520px;right:-120px;top:-160px;background:rgba(54,159,232,.35)}
.hero-orb.b{width:380px;height:380px;left:-140px;bottom:40px;background:rgba(246,165,24,.22)}
.hero-in{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:clamp(28px,4vw,56px);align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:10px;padding:6px 14px 6px 6px;border-radius:40px;background:#fff;border:1px solid var(--line);font:500 .82rem var(--mono);color:#33404c;box-shadow:0 8px 20px -14px rgba(4,30,60,.5)}
.hero-tag b{white-space:nowrap;background:var(--ink);color:var(--amber);border-radius:30px;padding:3px 10px;font-weight:500}
.hero h1{margin:22px 0 22px;font-weight:700;font-size:clamp(2.05rem,1.1rem + 3.55vw,4.05rem);line-height:1.02;letter-spacing:-.022em}
.hero h1 .ln{display:block;white-space:nowrap}
.hero h1 .ln-1{background:linear-gradient(100deg,var(--azure) 0%,var(--sky) 45%,var(--azure) 60%,#0d4f80 100%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 7s ease-in-out infinite}
.hero h1 .ln-3{color:var(--ink)}
.hero h1 .ln-3 i{font-style:italic;font-weight:600;position:relative;z-index:0}
.hero h1 .ln-3 i::after{content:"";position:absolute;left:-2px;right:-4px;bottom:.08em;height:.32em;background:var(--amber);z-index:-1;border-radius:3px;transform:skewX(-12deg)}
@keyframes sheen{0%,100%{background-position:0 0}50%{background-position:100% 0}}
.hero-lead{font-size:1.12rem;color:#3a4652;max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 30px}
.hero-specs{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.hero-specs li{font:500 .8rem var(--mono);padding:6px 11px;border-radius:8px;background:rgba(255,255,255,.8);border:1px solid var(--line);color:#2d3a46}
.hero-specs li::before{content:"■ ";color:var(--sky)}
.hero-stage{position:relative;perspective:1600px;min-height:470px;display:grid;place-items:center}
.ring{position:absolute;width:min(92%,520px);aspect-ratio:1;border-radius:50%;background:conic-gradient(from 0deg,var(--azure) 0 calc(var(--p,0)*1%),rgba(43,139,207,.12) 0);mask:radial-gradient(farthest-side,transparent calc(100% - 14px),#000 calc(100% - 13px));-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 14px),#000 calc(100% - 13px));transition:--p .1s}
.ring-dash{position:absolute;width:min(104%,600px);aspect-ratio:1;border-radius:50%;border:1.5px dashed rgba(43,139,207,.35);animation:spin 60s linear infinite}
.ring-ticks{position:absolute;width:min(98%,560px);aspect-ratio:1;border-radius:50%;background:repeating-conic-gradient(rgba(0,0,2,.22) 0 .6deg,transparent .6deg 7.5deg);mask:radial-gradient(farthest-side,transparent calc(100% - 9px),#000 calc(100% - 8px));-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 9px),#000 calc(100% - 8px))}
@keyframes spin{to{transform:rotate(360deg)}}
.glass-win{position:relative;width:min(100%,600px);border-radius:20px;padding:10px;background:linear-gradient(145deg,rgba(255,255,255,.75),rgba(255,255,255,.25));border:1px solid rgba(255,255,255,.9);box-shadow:0 50px 90px -40px rgba(4,30,60,.6),0 0 0 1px rgba(43,139,207,.15);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transform:rotateY(-12deg) rotateX(6deg);transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.7,.2,1);overflow:hidden}
.glass-win img{border-radius:12px}
.glass-win::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.55) 48%,transparent 60%);transform:translateX(-120%);animation:glare 6s ease-in-out infinite 1s;pointer-events:none}
@keyframes glare{0%,60%{transform:translateX(-120%)}85%,100%{transform:translateX(120%)}}
.chip{position:absolute;display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:14px;background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 18px 36px -18px rgba(4,30,60,.55);font-size:.85rem;line-height:1.25;animation:float 6s ease-in-out infinite}
.chip small{display:block;font:500 .7rem var(--mono);color:var(--muted);letter-spacing:.04em}
.chip b{font-family:var(--display);font-size:1.02rem;color:var(--ink)}
.chip .dot{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:none;font:700 .8rem var(--mono)}
.chip-1{left:-2%;top:12%}.chip-1 .dot{background:var(--ink);color:var(--amber)}
.chip-2{right:-3%;top:44%;animation-delay:-2s}.chip-2 .dot{background:var(--amber);color:var(--ink)}
.chip-3{left:8%;bottom:6%;animation-delay:-4s}.chip-3 .dot{background:var(--azure);color:#fff}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
/* partition map strip */
.pmap{position:relative;margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--line);background:#fff}
.pmap-in{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center;padding:22px 0}
.pmap-label{font:500 .78rem var(--mono);color:var(--muted);line-height:1.5}
.pmap-label b{display:block;color:var(--ink);font:700 1rem var(--display)}
.pmap-bar{display:flex;height:64px;border-radius:12px;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(0,0,2,.12)}
.pmap-seg{position:relative;display:flex;flex-direction:column;justify-content:center;padding:0 14px;min-width:0;color:#fff;font:500 .72rem var(--mono);letter-spacing:.03em;overflow:hidden}
.pmap-seg b{font:700 1rem var(--display);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pmap-seg span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:.9}
.pmap-seg::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.12) 0 6px,transparent 6px 12px);transform:translateX(-100%);animation:fill 2.4s cubic-bezier(.3,.7,.2,1) forwards}
.pmap-seg:nth-child(1){flex:1.1;background:var(--ink)}
.pmap-seg:nth-child(2){flex:3.2;background:var(--azure)}
.pmap-seg:nth-child(3){flex:2.2;background:var(--sky)}
.pmap-seg:nth-child(4){flex:1.6;background:var(--amber);color:var(--ink)}
.pmap-seg:nth-child(5){flex:1.8;background:var(--mist);color:#3a4652}
.pmap-seg:nth-child(2)::after{animation-delay:.2s}.pmap-seg:nth-child(3)::after{animation-delay:.4s}.pmap-seg:nth-child(4)::after{animation-delay:.6s}
@keyframes fill{to{transform:translateX(0)}}

/* ---------- what is: properties dialog ---------- */
.what-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,5vw,70px);align-items:start}
.what-copy .lead{font-size:1.18rem;color:#26323e}
.what-copy .lead::first-letter{font:700 3.4em/.8 var(--display);float:left;margin:.08em .12em 0 0;color:var(--azure)}
.pull{margin:26px 0 0;padding:18px 20px 18px 22px;border-left:4px solid var(--amber);background:linear-gradient(90deg,#fff7e8,transparent);border-radius:0 12px 12px 0;font:600 1.08rem/1.5 var(--display);color:var(--ink)}
.dialog{border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}
.dialog-bar{display:flex;align-items:center;gap:10px;padding:11px 14px;background:linear-gradient(#f7f8fa,#eceff3);border-bottom:1px solid var(--line);font:600 .9rem var(--text)}
.dialog-bar img{width:20px;height:20px}
.dialog-bar .x{margin-left:auto;display:flex;gap:6px}
.dialog-bar .x i{width:11px;height:11px;border-radius:50%;background:#cdd5dd}
.dialog-bar .x i:last-child{background:var(--amber)}
.dialog-tabs{display:flex;gap:2px;padding:10px 14px 0;border-bottom:1px solid var(--line);font:500 .82rem var(--text)}
.dialog-tabs span{padding:7px 12px;border:1px solid transparent;border-bottom:0;border-radius:8px 8px 0 0;color:var(--muted)}
.dialog-tabs span.on{border-color:var(--line);background:#fff;color:var(--ink);margin-bottom:-1px}
.dialog-img{margin:14px;border-radius:12px;overflow:hidden}
.props{margin:0;padding:4px 18px 18px;display:grid;grid-template-columns:auto 1fr;gap:0}
.props dt,.props dd{padding:10px 0;border-bottom:1px dashed #e1e5ea;margin:0;font-size:.93rem}
.props dt{font:500 .78rem var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-right:18px;align-self:center}
.props dd{color:var(--ink);font-weight:500}
.props dt:nth-last-of-type(1),.props dd:last-child{border-bottom:0}

/* ---------- features: sector grid ---------- */
.features{background:var(--night);overflow:hidden}
.features::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(54,159,232,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(54,159,232,.08) 1px,transparent 1px);background-size:44px 44px}
.features::after{content:"";position:absolute;width:700px;height:700px;right:-200px;top:-260px;border-radius:50%;background:radial-gradient(circle,rgba(43,139,207,.45),transparent 65%)}
.features .wrap{position:relative;z-index:1}
.sectors{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.sector{position:relative;padding:22px 20px 22px;border-radius:16px;background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:border-color .3s,transform .3s;overflow:hidden}
.sector::before{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--azure),var(--sky),var(--amber));transform:scaleX(0);transform-origin:left;transition:transform .45s}
.sector:hover{border-color:rgba(54,159,232,.55);transform:translateY(-4px)}
.sector:hover::before{transform:scaleX(1)}
.sector .off{position:absolute;right:16px;top:16px;font:500 .7rem var(--mono);color:#7f9bb5;letter-spacing:.05em}
.sector img.ic{width:52px;height:52px;margin-bottom:16px}
.sector h3{font-size:1.12rem;color:#fff;margin-bottom:8px}
.sector p{font-size:.93rem;color:#a9bfd3;margin:0}
.sector.big{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column;padding:0;background:linear-gradient(160deg,rgba(54,159,232,.18),rgba(255,255,255,.03))}
.sector.big .pic{border-bottom:1px solid rgba(255,255,255,.12)}
.sector.big .txt{padding:22px 24px 24px}
.sector.big h3{font-size:1.5rem}
.sector.wide{grid-column:span 2}

/* ---------- how it works: data path ---------- */
.path{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:0;align-items:stretch;position:relative}
.node{position:relative;z-index:1;padding:26px 24px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);text-align:center}
.node .tag{display:inline-block;font:500 .72rem var(--mono);padding:4px 9px;border-radius:6px;background:var(--soft);border:1px solid var(--line);color:var(--muted);margin-bottom:10px}
.node h3{font-size:1.2rem;margin-bottom:6px}
.node p{font-size:.92rem;color:var(--muted);margin:0}
.node code{font-size:.8rem}
.track{position:relative;margin:auto 0;height:96px;display:flex;align-items:center}
.track::before{content:"";position:absolute;left:-2px;right:-2px;top:50%;height:6px;margin-top:-3px;border-radius:6px;background:repeating-linear-gradient(90deg,#cfd9e3 0 10px,transparent 10px 16px)}
.track .blk{position:absolute;top:50%;width:22px;height:22px;margin-top:-11px;border-radius:5px;background:var(--azure);box-shadow:0 6px 14px -4px rgba(43,139,207,.8);animation:move 3.6s linear infinite}
.track .blk:nth-child(2){animation-delay:-1.2s;background:var(--sky)}
.track .blk:nth-child(3){animation-delay:-2.4s;background:var(--amber)}
@keyframes move{0%{left:0;opacity:0}8%{opacity:1}92%{opacity:1}100%{left:calc(100% - 22px);opacity:0}}
.track .buf{position:relative;z-index:1;margin:0 auto;padding:10px 14px;border-radius:12px;background:var(--ink);color:#fff;font:500 .78rem var(--mono);text-align:center;line-height:1.4}
.track .buf b{display:block;color:var(--amber);font:700 1rem var(--display)}
.modes{margin-top:44px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}
.mode{padding:24px 22px;border-right:1px solid var(--line);position:relative}
.mode:last-child{border-right:0}
.mode .k{display:inline-grid;place-items:center;min-width:42px;height:28px;padding:0 8px;border-radius:7px;font:600 .8rem var(--mono);margin-bottom:12px}
.mode:nth-child(1) .k{background:#e3f1fc;color:var(--azure-text)}
.mode:nth-child(2) .k{background:var(--amber);color:var(--ink)}
.mode:nth-child(3) .k{background:var(--ink);color:#fff}
.mode:nth-child(4) .k{background:var(--mist);color:var(--ink)}
.mode h3{font-size:1.08rem}
.mode p{font-size:.92rem;color:var(--muted);margin:0}

/* ---------- installation: wizard ---------- */
.install{background:linear-gradient(180deg,var(--soft),#fff)}
.wizard{display:grid;grid-template-columns:290px minmax(0,1fr);border-radius:22px;overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.wiz-side{background:linear-gradient(170deg,var(--azure),#165a8c);padding:28px 22px;color:#e6f2fb;position:relative;overflow:hidden}
.wiz-side::after{content:"";position:absolute;right:-70px;bottom:-70px;width:220px;height:220px;border-radius:50%;border:30px solid rgba(246,165,24,.35)}
.wiz-side .ttl{font:700 1.1rem var(--display);color:#fff;margin-bottom:4px}
.wiz-side .sub{font:500 .74rem var(--mono);opacity:.8;margin-bottom:22px;display:block}
.wiz-steps{list-style:none;margin:0;padding:0;display:grid;gap:6px;position:relative;z-index:1}
.wiz-steps button{width:100%;display:flex;align-items:center;gap:12px;text-align:left;padding:11px 12px;border-radius:12px;border:1px solid transparent;background:transparent;color:inherit;font:500 .95rem var(--text);cursor:pointer;transition:background .2s}
.wiz-steps button:hover{background:rgba(255,255,255,.1)}
.wiz-steps button[aria-selected="true"]{background:#fff;color:var(--ink);box-shadow:0 10px 20px -12px rgba(0,0,0,.5)}
.wiz-steps .n{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font:600 .78rem var(--mono);background:rgba(255,255,255,.16);flex:none}
.wiz-steps button[aria-selected="true"] .n{background:var(--amber);color:var(--ink)}
.wiz-main{display:flex;flex-direction:column;min-width:0}
.wiz-panel{padding:30px clamp(20px,3vw,36px);flex:1}
.wiz-panel[hidden]{display:none}
.wiz-panel h3{font-size:1.45rem}
.wiz-panel ul{padding-left:1.2em;margin:0 0 1em}
.wiz-panel li{margin-bottom:.4em}
.wiz-panel .shot{margin-top:18px;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.cmd{margin:14px 0;padding:14px 16px;border-radius:12px;background:var(--ink);color:#d7e8f6;font:400 .86rem/1.7 var(--mono);overflow-x:auto;white-space:pre}
.cmd .c{color:#7f9bb5}
.wiz-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px clamp(20px,3vw,36px);border-top:1px solid var(--line);background:var(--soft)}
.wiz-foot .prog{flex:1;max-width:260px;height:8px;border-radius:6px;background:#dde3e9;overflow:hidden}
.wiz-foot .prog i{display:block;height:100%;width:20%;background:linear-gradient(90deg,var(--azure),var(--sky));transition:width .35s}
.wiz-foot .btns{display:flex;gap:8px}
.wiz-foot button{font:600 .9rem var(--text);padding:.65em 1.1em;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer}
.wiz-foot button.next{background:var(--amber);border-color:var(--amber)}
.wiz-foot button:disabled{opacity:.45;cursor:default}
.no-js .wiz-panel[hidden]{display:block}

/* ---------- use cases: media cards ---------- */
.uc-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);gap:clamp(28px,4vw,56px);align-items:center}
.uc-pic{border-radius:28px;overflow:hidden;transform:rotate(-2deg);box-shadow:var(--shadow);border:8px solid #fff;outline:1px solid var(--line)}
.uc-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.media{position:relative;padding:26px 22px 22px;background:#fff;border:1px solid var(--line);clip-path:polygon(0 0,calc(100% - 34px) 0,100% 34px,100% 100%,0 100%);border-radius:14px;transition:transform .3s,box-shadow .3s}
.media::before{content:"";position:absolute;right:0;top:0;width:34px;height:34px;background:linear-gradient(225deg,transparent 50%,var(--mist) 50%)}
.media:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.media .drv{position:absolute;right:46px;top:20px;font:700 .95rem var(--mono);color:var(--azure-text)}
.media .pins{display:flex;gap:4px;margin-bottom:16px}
.media .pins i{width:7px;height:20px;border-radius:2px;background:var(--amber)}
.media img.ic{width:46px;height:46px;margin-bottom:12px}
.media h3{font-size:1.12rem}
.media p{font-size:.93rem;color:var(--muted);margin:0}

/* ---------- download: archive panel ---------- */
.dl{background:var(--night);overflow:hidden}
.dl::before{content:"";position:absolute;left:-200px;bottom:-300px;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(246,165,24,.25),transparent 65%)}
.dl .wrap{position:relative}
.archive{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);border-radius:26px;overflow:hidden;background:linear-gradient(150deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.14)}
.archive-info{padding:clamp(26px,4vw,46px)}
.archive-info h2{color:#fff}
.archive-info p{color:#a9bfd3}
.zipmeta{margin:22px 0 26px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.zipmeta div{padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}
.zipmeta span{display:block;font:500 .7rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#7f9bb5}
.zipmeta b{display:block;color:#fff;font-weight:600;font-size:.95rem;overflow-wrap:anywhere}
.dl-btn{position:relative;display:inline-flex;align-items:center;gap:14px;padding:16px 22px 16px 16px;border-radius:16px;background:var(--amber);color:var(--ink);text-decoration:none;font:700 1.08rem var(--display);box-shadow:0 18px 40px -16px rgba(246,165,24,.9);transition:transform .25s}
.dl-btn:hover{transform:translateY(-3px);color:var(--ink)}
.dl-btn .zipic{width:44px;height:44px;border-radius:12px;background:var(--ink);display:grid;place-items:center;position:relative;overflow:hidden}
.dl-btn .zipic::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:8px;margin-left:-4px;background:repeating-linear-gradient(var(--amber) 0 4px,transparent 4px 8px)}
.dl-btn small{display:block;font:500 .72rem var(--mono);opacity:.8}
.dl-note{margin-top:18px;font-size:.88rem;color:#8ea7bd}
.dl-note a{color:#9fd3fb}
.archive-pic{position:relative;background:linear-gradient(150deg,#dcebf8,#eef1f4 55%,#f6ead4);display:grid;place-items:center}
.archive-pic img{width:100%;height:auto}

/* ---------- compatibility ---------- */
.os-row{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-bottom:34px}
.os{padding:18px 16px;border-radius:16px;background:#fff;border:1px solid var(--line);position:relative;overflow:hidden}
.os b{display:block;font:700 1.6rem var(--display);color:var(--ink)}
.os span{font:500 .75rem var(--mono);color:var(--muted)}
.os .meter{margin-top:12px;height:6px;border-radius:4px;background:#e6ebf0;overflow:hidden}
.os .meter i{display:block;height:100%;background:linear-gradient(90deg,var(--azure),var(--sky))}
.os.cur{background:var(--ink);border-color:var(--ink)}
.os.cur b{color:#fff}.os.cur span{color:#a9bfd3}
.os.cur .meter i{background:var(--amber)}
.cmp-wrap{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:28px;align-items:start}
.tbl-scroll{overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
table.cmp{width:100%;border-collapse:collapse;min-width:620px;font-size:.92rem}
.cmp th,.cmp td{padding:13px 14px;text-align:left;border-bottom:1px solid #edf0f3;vertical-align:top}
.cmp thead th{font:600 .82rem var(--text);background:var(--soft);color:#26323e}
.cmp thead th.us{background:var(--azure);color:#fff;position:relative}
.cmp thead th.us::after{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--amber)}
.cmp td.us{background:#f1f8fe;font-weight:600;color:var(--ink)}
.cmp tbody th{font:500 .8rem var(--mono);color:var(--muted);white-space:nowrap}
.cmp tr:last-child td,.cmp tr:last-child th{border-bottom:0}
.y{color:#13703f;font-weight:600}.n{color:#a33a1f;font-weight:600}.p{color:var(--amber-deep);font-weight:600}
.cmp-side{border-radius:18px;overflow:hidden;background:var(--ink);color:#c6d7e6}
.cmp-side .t{padding:20px 22px}
.cmp-side h3{color:#fff;font-size:1.15rem}
.cmp-side p{font-size:.92rem;margin:0}

/* ---------- troubleshooting: event viewer ---------- */
.trouble{background:var(--soft)}
.ev{display:grid;grid-template-columns:330px minmax(0,1fr);border-radius:22px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.ev-list{border-right:1px solid var(--line);background:#fbfcfd;display:flex;flex-direction:column}
.ev-head{padding:12px 16px;font:500 .74rem var(--mono);color:var(--muted);letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}
.ev-list [role="tablist"]{display:flex;flex-direction:column}
.ev-item{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:start;width:100%;padding:14px 16px;text-align:left;border:0;border-bottom:1px solid #edf0f3;background:transparent;cursor:pointer;font:inherit;color:inherit;border-left:4px solid transparent}
.ev-item:hover{background:#f1f6fb}
.ev-item[aria-selected="true"]{background:#fff;border-left-color:var(--amber)}
.ev-item .lv{margin-top:3px;width:12px;height:12px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(246,165,24,.2)}
.ev-item .lv.e{background:#d4542f;box-shadow:0 0 0 4px rgba(212,84,47,.18)}
.ev-item .lv.i{background:var(--sky);box-shadow:0 0 0 4px rgba(54,159,232,.2)}
.ev-item b{display:block;font-size:.95rem;color:var(--ink);line-height:1.3}
.ev-item span{font:500 .72rem var(--mono);color:var(--muted)}
.ev-pic{margin-top:auto;padding:14px}
.ev-pic img{border-radius:12px;border:1px solid var(--line)}
.ev-pane{padding:28px clamp(20px,3vw,36px)}
.ev-pane[hidden]{display:none}
.ev-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.ev-meta span{font:500 .74rem var(--mono);padding:4px 9px;border-radius:7px;background:var(--soft);border:1px solid var(--line);color:#33404c}
.ev-meta span.code{background:var(--ink);color:var(--amber);border-color:var(--ink)}
.ev-pane h3{font-size:1.4rem}
.ev-pane ol{padding-left:1.3em;margin:0}
.ev-pane li{margin-bottom:.55em}
.ev-pane li::marker{font-family:var(--mono);color:var(--azure-text);font-weight:500}
.no-js .ev-pane[hidden]{display:block}

/* ---------- requirements: gauges ---------- */
.req-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(28px,4vw,52px);align-items:center}
.gauges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.gauge{display:flex;gap:16px;align-items:center;padding:18px;border-radius:18px;border:1px solid var(--line);background:#fff}
.gauge .dial{--v:50;width:86px;height:86px;flex:none;border-radius:50%;background:conic-gradient(var(--azure) calc(var(--v)*1%),#e6ebf0 0);display:grid;place-items:center;position:relative}
.gauge .dial::before{content:"";position:absolute;inset:9px;border-radius:50%;background:#fff}
.gauge .dial img{position:relative;width:42px;height:42px}
.gauge:nth-child(even) .dial{background:conic-gradient(var(--amber) calc(var(--v)*1%),#e6ebf0 0)}
.gauge h3{font-size:1.02rem;margin-bottom:4px}
.gauge p{font-size:.88rem;color:var(--muted);margin:0}
.gauge p b{color:var(--ink);font-family:var(--mono);font-weight:500}
.req-list{margin-top:22px;border-radius:16px;border:1px solid var(--line);overflow:hidden}
.req-list div{display:grid;grid-template-columns:150px 1fr;border-bottom:1px solid #edf0f3;font-size:.92rem}
.req-list div:last-child{border-bottom:0}
.req-list dt,.req-list dd{margin:0;padding:11px 16px}
.req-list dt{background:var(--soft);font:500 .78rem var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.05em;display:flex;align-items:center}
.req-pic{position:relative}
.req-pic img{border-radius:50% 50% 24px 24px;box-shadow:var(--shadow)}
.req-pic::before{content:"";position:absolute;inset:-14px;border-radius:50% 50% 34px 34px;border:2px dashed rgba(43,139,207,.4);pointer-events:none}

/* ---------- safety: write-protect ---------- */
.safety{background:linear-gradient(180deg,#fff,var(--soft))}
.safe-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(28px,4vw,56px);align-items:center}
.safe-pic{position:relative}
.safe-pic img{border-radius:24px;box-shadow:var(--shadow)}
.lockswitch{position:absolute;right:-14px;bottom:28px;display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:14px;background:var(--ink);color:#fff;font:500 .8rem var(--mono);box-shadow:0 18px 36px -16px rgba(0,0,0,.6)}
.lockswitch .sw{width:46px;height:24px;border-radius:20px;background:#22384c;position:relative}
.lockswitch .sw::after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:var(--amber);animation:lockmove 4s ease-in-out infinite}
@keyframes lockmove{0%,40%{transform:translateX(0)}50%,90%{transform:translateX(22px)}100%{transform:translateX(0)}}
.rules{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.rule{padding:22px;border-radius:18px;background:#fff;border:1px solid var(--line);position:relative}
.rule::before{content:attr(data-n);position:absolute;right:18px;top:16px;font:600 .75rem var(--mono);color:#a3b0bd}
.rule img.ic{width:44px;height:44px;margin-bottom:12px}
.rule h3{font-size:1.06rem}
.rule p{font-size:.92rem;color:var(--muted);margin:0}

/* ---------- pros / cons: read vs write channels ---------- */
.pc{display:grid;grid-template-columns:minmax(0,1fr) 70px minmax(0,1fr);gap:0;align-items:stretch}
.chan{border-radius:22px;overflow:hidden;border:1px solid var(--line);background:#fff}
.chan-h{padding:20px 24px;display:flex;align-items:center;justify-content:space-between}
.chan-h h3{margin:0;font-size:1.25rem}
.chan-h span{font:500 .74rem var(--mono);letter-spacing:.08em}
.chan.pro .chan-h{background:var(--azure);color:#fff}.chan.pro .chan-h h3{color:#fff}
.chan.con .chan-h{background:var(--amber)}
.chan ul{list-style:none;margin:0;padding:8px 24px 20px}
.chan li{position:relative;padding:14px 0 14px 34px;border-bottom:1px dashed #e1e5ea;font-size:.95rem}
.chan li:last-child{border-bottom:0}
.chan li b{display:block;color:var(--ink);font-family:var(--display);font-size:1.02rem}
.chan li::before{position:absolute;left:0;top:15px;width:22px;height:22px;border-radius:6px;display:grid;place-items:center;font:700 .85rem var(--mono)}
.chan.pro li::before{content:"+";background:#e3f1fc;color:var(--azure-text)}
.chan.con li::before{content:"−";background:#fff1d6;color:var(--amber-deep)}
.spine{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:20px 0}
.spine i{width:22px;height:9px;border-radius:3px;background:#dbe2e9;animation:vu 2.4s ease-in-out infinite}
.spine i:nth-child(odd){animation-delay:-1.2s}
.spine i:nth-child(3n){animation-delay:-.6s}
@keyframes vu{0%,100%{background:#dbe2e9}50%{background:var(--sky)}}

/* ---------- FAQ: directory tree ---------- */
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);gap:clamp(28px,4vw,60px);align-items:start}
.tree{border-radius:20px;border:1px solid var(--line);background:#fff;overflow:hidden}
.tree-path{padding:12px 18px;background:var(--ink);color:#9fb5c9;font:500 .8rem var(--mono)}
.tree-path b{color:var(--amber);font-weight:500}
.tree details{border-bottom:1px solid #edf0f3}
.tree details:last-child{border-bottom:0}
.tree summary{list-style:none;display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:17px 18px;cursor:pointer;font:600 1.02rem/1.35 var(--display);color:var(--ink)}
.tree summary::-webkit-details-marker{display:none}
.tree summary .no{font:500 .72rem var(--mono);color:var(--azure-text);background:#e9f4fd;border-radius:6px;padding:4px 7px}
.tree summary .chev{width:28px;height:28px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center;transition:transform .25s,background .25s}
.tree summary .chev::before{content:"";width:8px;height:8px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg);margin-left:-2px}
.tree details[open] summary .chev{transform:rotate(90deg);background:var(--amber);border-color:var(--amber)}
.tree details[open] summary{color:var(--azure-text)}
.tree .ans{padding:0 18px 18px 64px;color:#33404c;font-size:.96rem}
.tree .ans p:last-child{margin:0}
.faq-side .stat{margin-top:22px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.faq-side .stat div{padding:16px;border-radius:14px;background:var(--soft);border:1px solid var(--line)}
.faq-side .stat b{display:block;font:700 1.6rem var(--display);color:var(--azure-text)}
.faq-side .stat span{font-size:.85rem;color:var(--muted)}

/* ---------- footer ---------- */
.site-foot{background:var(--ink);color:#aec2d4;position:relative;overflow:hidden;font-size:.95rem}
.site-foot::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(54,159,232,.22) 1px,transparent 1.2px);background-size:22px 22px;mask-image:linear-gradient(180deg,#000,transparent 70%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 70%)}
.foot-strip{position:relative;display:flex;height:6px}
.foot-strip i{flex:1}
.foot-strip i:nth-child(1){background:var(--azure);flex:3}.foot-strip i:nth-child(2){background:var(--sky);flex:2}.foot-strip i:nth-child(3){background:var(--mist)}.foot-strip i:nth-child(4){background:var(--amber)}
.foot-top{position:relative;display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:36px;padding:64px 0 46px}
.foot-brand .logo-tile{display:inline-flex;align-items:center;gap:12px;padding:10px 16px 10px 10px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);text-decoration:none}
.foot-brand .logo-tile img{width:44px;height:44px}
.foot-brand .logo-tile b{font:700 1.15rem var(--display);color:#fff}
.foot-brand p{margin:18px 0 18px;line-height:1.7;max-width:420px}
.contact-mini{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.9rem}
.contact-mini li{display:flex;gap:10px;align-items:center}
.contact-mini span{font:500 .72rem var(--mono);color:var(--amber);letter-spacing:.06em;min-width:64px}
.contact-mini a{color:#d9e7f2}
.foot-col h3{font:600 .78rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:6px 0 16px}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot-col a{color:#aec2d4;text-decoration:none;transition:color .2s,padding .2s}
.foot-col a:hover{color:var(--amber);padding-left:4px}
.foot-low{position:relative;border-top:1px solid rgba(255,255,255,.1)}
.foot-low .wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:20px 0;font-size:.88rem;align-items:center}
.foot-low a{color:var(--amber);text-decoration:none;font-weight:600}
.foot-low strong{color:#fff;text-align:right}

/* ---------- inner pages ---------- */
.page-hero{position:relative;background:var(--night);color:#cfe0ee;overflow:hidden;padding:clamp(50px,7vw,90px) 0 clamp(46px,6vw,74px)}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(54,159,232,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(54,159,232,.09) 1px,transparent 1px);background-size:40px 40px}
.page-hero::after{content:"";position:absolute;right:-180px;top:-220px;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(43,139,207,.5),transparent 65%)}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{color:#fff;font-size:clamp(2.1rem,1.4rem + 2.6vw,3.4rem);max-width:900px}
.page-hero p{max-width:720px;font-size:1.1rem;color:#a9bfd3;margin:0}
.addr{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:22px;padding:8px 14px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);font:500 .8rem var(--mono);width:fit-content;max-width:100%}
.addr a{color:#9fd3fb;text-decoration:none}
.addr a:hover{color:var(--amber)}
.addr .sep{color:#5e7890}
.addr [aria-current]{color:#fff}
.prose-wrap{padding:clamp(48px,6vw,80px) 0}
.prose{max-width:780px;font-size:1.05rem}
.prose h2{font-size:clamp(1.5rem,1.2rem + 1vw,2rem);margin-top:1.8em;padding-top:.2em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.5em;font-size:1.22rem}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.45em}
.prose blockquote{margin:1.5em 0;padding:16px 20px;border-left:4px solid var(--amber);background:#fff8ea;border-radius:0 12px 12px 0}
.prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.94rem;display:block;overflow-x:auto}
.prose th,.prose td{padding:10px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{background:var(--soft);font-weight:600}
.prose{min-width:0}
.prose p code,.prose li code,.prose td code{overflow-wrap:anywhere}
.prose pre{max-width:100%;background:var(--ink);color:#d7e8f6;padding:16px;border-radius:12px;overflow-x:auto;font-size:.88rem}
.prose pre code{background:none;border:0;color:inherit;padding:0}
.legal-grid{display:grid;grid-template-columns:240px minmax(0,1fr);gap:clamp(28px,4vw,60px);align-items:start}
.legal-nav{border-radius:16px;border:1px solid var(--line);background:var(--soft);padding:16px}
.legal-nav b{display:block;font:500 .74rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.legal-nav ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.legal-nav a{display:block;padding:8px 10px;border-radius:9px;text-decoration:none;color:#26323e;font-size:.93rem}
.legal-nav a:hover{background:#fff}
.legal-nav a[aria-current="page"]{background:var(--ink);color:#fff}
.updated{display:inline-block;margin-bottom:24px;font:500 .78rem var(--mono);color:var(--muted);padding:5px 10px;border-radius:8px;background:var(--soft);border:1px solid var(--line)}

/* contact */
.ct-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:46px}
.ct-card{padding:26px;border-radius:20px;border:1px solid var(--line);background:#fff;position:relative;overflow:hidden}
.ct-card::after{content:"";position:absolute;right:-40px;bottom:-40px;width:120px;height:120px;border-radius:50%;border:18px solid rgba(54,159,232,.12)}
.ct-card img.ic{width:48px;height:48px;margin-bottom:14px}
.ct-card h2{font-size:1.2rem;margin-bottom:6px}
.ct-card p{margin:0;color:var(--muted);font-size:.95rem}
.ct-card a{font-weight:600}

/* guide index: explorer */
.explorer{border-radius:22px;border:1px solid var(--line);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.ex-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--soft);border-bottom:1px solid var(--line)}
.ex-path{font:500 .82rem var(--mono);color:#33404c;padding:7px 12px;border-radius:9px;background:#fff;border:1px solid var(--line)}
.ex-views{display:flex;gap:4px;padding:4px;border-radius:10px;background:#fff;border:1px solid var(--line)}
.ex-views button{font:500 .8rem var(--mono);padding:6px 12px;border-radius:7px;border:0;background:transparent;cursor:pointer;color:var(--muted)}
.ex-views button[aria-pressed="true"]{background:var(--ink);color:#fff}
.ex-items{list-style:none;margin:0;padding:18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.ex-item a{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:center;padding:12px;border-radius:16px;border:1px solid #edf0f3;text-decoration:none;color:inherit;transition:border-color .2s,box-shadow .2s,transform .2s;height:100%}
.ex-item a:hover{border-color:var(--sky);box-shadow:0 14px 30px -18px rgba(4,30,60,.45);transform:translateY(-2px)}
.ex-item img{border-radius:12px;aspect-ratio:16/9;object-fit:cover;width:100%}
.ex-item .kw{font:500 .7rem var(--mono);color:var(--azure-text);letter-spacing:.06em;text-transform:uppercase}
.ex-item h2{font-size:1.15rem;margin:4px 0 6px}
.ex-item p{font-size:.9rem;color:var(--muted);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ex-item .meta{font:500 .74rem var(--mono);color:#7a8794}
.explorer.details .ex-items{grid-template-columns:1fr;gap:0;padding:0}
.explorer.details .ex-item a{grid-template-columns:120px 1fr;border-radius:0;border:0;border-bottom:1px solid #edf0f3;padding:14px 18px}
.explorer.details .ex-item a:hover{transform:none;box-shadow:none;background:#f6fafd}
.explorer.details .ex-item p{-webkit-line-clamp:1}
.guide-cover{margin-bottom:34px;border-radius:22px;overflow:hidden}

/* article */
.art-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(28px,4vw,56px);align-items:start}
.art-figure{margin:0 0 34px;border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.art-figure .bar{display:flex;align-items:center;gap:8px;padding:9px 14px;background:var(--soft);border-bottom:1px solid var(--line);font:500 .76rem var(--mono);color:var(--muted)}
.art-figure .bar i{width:10px;height:10px;border-radius:50%;background:#cdd5dd}
.art-figure .bar i:nth-child(3){background:var(--amber)}
.aside-card{border-radius:18px;border:1px solid var(--line);background:#fff;margin-bottom:18px;overflow:hidden}
.aside-card h2{font:600 .76rem var(--mono);letter-spacing:.12em;text-transform:uppercase;margin:0;padding:12px 16px;background:var(--soft);border-bottom:1px solid var(--line);color:#33404c}
.aside-card dl{margin:0;padding:6px 16px 12px;display:grid;grid-template-columns:auto 1fr;gap:0 12px;font-size:.88rem}
.aside-card dt{color:var(--muted);padding:7px 0}
.aside-card dd{margin:0;padding:7px 0;font-weight:600;color:var(--ink);text-align:right}
.toc{list-style:none;margin:0;padding:10px 12px 14px;counter-reset:t}
.toc li{counter-increment:t}
.toc a{display:grid;grid-template-columns:28px 1fr;gap:6px;padding:7px 6px;border-radius:8px;font-size:.88rem;line-height:1.35;color:#26323e;text-decoration:none}
.toc a::before{content:counter(t,decimal-leading-zero);font:500 .74rem var(--mono);color:var(--azure-text);padding-top:2px}
.toc a:hover{background:var(--soft)}
.aside-dl{padding:18px;background:var(--ink);color:#b9cde0;border-color:var(--ink)}
.aside-dl b{display:block;font:700 1.1rem var(--display);color:#fff;margin-bottom:6px}
.aside-dl p{font-size:.88rem;margin:0 0 14px}
.keybox{margin:0 0 30px;padding:20px 22px;border-radius:16px;background:linear-gradient(135deg,#eef7fe,#fff);border:1px solid #cfe5f6}
.keybox b{font:600 .76rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--azure-text)}
.keybox ul{margin:10px 0 0;padding-left:1.2em}
.keybox li{margin-bottom:.35em}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:46px}
.pn a{display:block;padding:18px 20px;border-radius:16px;border:1px solid var(--line);text-decoration:none;color:var(--ink);transition:border-color .2s}
.pn a:hover{border-color:var(--azure)}
.pn span{display:block;font:500 .74rem var(--mono);color:var(--muted);margin-bottom:4px}
.pn b{font-family:var(--display);font-size:1.02rem}
.pn .nx{text-align:right}
.related{background:var(--soft);padding:clamp(48px,6vw,76px) 0}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.rel-grid a{display:block;padding:20px;border-radius:16px;background:#fff;border:1px solid var(--line);text-decoration:none;color:inherit}
.rel-grid a:hover{border-color:var(--sky)}
.rel-grid .kw{font:500 .7rem var(--mono);color:var(--azure-text);text-transform:uppercase;letter-spacing:.06em}
.rel-grid h3{font-size:1.08rem;margin:6px 0 0}
.e404{min-height:56vh;display:grid;place-items:center;text-align:center;padding:60px 0}
.e404 .code{font:700 clamp(4rem,12vw,8rem)/1 var(--display);background:linear-gradient(90deg,var(--azure),var(--sky),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent}

/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
.no-js .rv{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .nav-list a{padding:.55em .65em;font-size:.88rem}
  .sectors{grid-template-columns:repeat(2,minmax(0,1fr))}
  .modes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mode:nth-child(2){border-right:0}
  .mode:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .os-row{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cmp-wrap{grid-template-columns:1fr}
  .cmp-side{display:grid;grid-template-columns:1fr 1fr;align-items:center}
  .foot-top{grid-template-columns:1fr 1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:980px){
  .burger{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:12px;padding:16px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px rgba(4,30,60,.4);display:none}
  .nav.open{display:flex}
  .nav-list{flex-direction:column}
  .nav-list a{padding:.75em 1em;font-size:1rem}
  .nav-ink{display:none}
  .nav-cta{justify-content:center}
  .hero-in{grid-template-columns:1fr}
  .hero-stage{min-height:0;padding:56px 0 30px;margin-top:10px}
  .what-grid,.uc-grid,.req-grid,.safe-grid,.faq-grid,.art-grid,.legal-grid{grid-template-columns:minmax(0,1fr)}
  .wizard{grid-template-columns:minmax(0,1fr)}
  .wiz-steps{grid-template-columns:repeat(5,minmax(0,1fr))}
  .wiz-steps button{flex-direction:column;gap:6px;padding:10px 4px;font-size:.74rem;text-align:center}
  .wiz-steps .t{display:none}
  .archive{grid-template-columns:1fr}
  .archive-pic{order:-1}
  .ev{grid-template-columns:minmax(0,1fr)}
  .ev-pane{min-width:0}
  .ev-list{border-right:0;border-bottom:1px solid var(--line)}
  .ev-list [role="tablist"]{flex-direction:row;overflow-x:auto}
  .ev-item{min-width:210px;border-left:0;border-bottom:4px solid transparent}
  .ev-item[aria-selected="true"]{border-left:0;border-bottom-color:var(--amber)}
  .ev-pic{display:none}
  .pc{grid-template-columns:1fr}
  .spine{flex-direction:row;padding:14px 0}
  .spine i{width:9px;height:22px}
  .ex-items{grid-template-columns:1fr}
  .ct-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .brand-txt span{display:none}
  .hero h1{font-size:clamp(1.6rem,8.1vw,2.6rem)}
  .chip{padding:7px 10px;font-size:.75rem}
  .chip b{font-size:.88rem}
  .chip .dot{width:24px;height:24px}
  .chip-1{left:0;top:2%}.chip-2{right:0;top:auto;bottom:24%}.chip-3{display:none}
  .pmap-in{grid-template-columns:1fr;gap:12px}
  .pmap-bar{height:auto;flex-wrap:wrap}
  .pmap-seg{flex:1 1 45%!important;padding:10px 12px}
  .sectors,.uc-cards,.gauges,.rules,.zipmeta{grid-template-columns:1fr}
  .sector.big,.sector.wide{grid-column:auto;grid-row:auto}
  .path{grid-template-columns:1fr}
  .track{height:70px;justify-content:center}
  .track::before{left:50%;right:auto;top:0;bottom:0;width:6px;height:auto;margin:0 0 0 -3px;background:repeating-linear-gradient(180deg,#cfd9e3 0 10px,transparent 10px 16px)}
  .track .blk{display:none}
  .modes{grid-template-columns:1fr}
  .mode{border-right:0;border-bottom:1px solid var(--line)}
  .mode:last-child{border-bottom:0}
  .os-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .os-row .os:last-child{grid-column:1/-1}
  .cmp-side{grid-template-columns:1fr}
  .req-list div{grid-template-columns:1fr}
  .lockswitch{right:10px;bottom:10px}
  .tree .ans{padding-left:18px}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px}
  .foot-low .wrap{grid-template-columns:1fr;text-align:center}
  .foot-low strong{text-align:center}
  .ex-item a,.explorer.details .ex-item a{grid-template-columns:1fr}
  .pn{grid-template-columns:1fr}
  .pn .nx{text-align:left}
  .wiz-foot .prog{display:none}
}
@media (max-width:400px){.foot-top{grid-template-columns:1fr}.os-row{grid-template-columns:1fr}}

/* Live image details and section-specific entrances */
.hero h1 .ln{white-space:normal}
.hero h1 .ln-1{font-size:clamp(2rem,3.7vw,3.3rem)}
.hero-subtitle{display:block;font-size:clamp(1.5rem,2.5vw,2.35rem);line-height:1.2;margin-top:18px}
.app-preview{position:relative}
.app-progress{position:absolute;left:5.45%;top:57.15%;width:89.1%;height:3.95%;border-radius:3px;background:#e9edf0;overflow:hidden;--progress:64%}
.app-progress i{display:block;width:var(--progress);height:100%;background:linear-gradient(90deg,#2b8bcf,#369fe8)}
.app-progress span{position:absolute;inset:0;display:grid;place-items:center;color:#123449;font:400 clamp(4px,.8vw,11px)/1 var(--text)}
.dialog-img{position:relative;container-type:inline-size}
.hex-live{position:absolute;z-index:1;left:6.7%;top:15.5%;width:51%;height:42%;overflow:hidden;white-space:pre;background:linear-gradient(110deg,#1d5272,#102b3e);color:#9ed9f3;font:400 1.85cqw/1.42 var(--mono);padding:.4%;border-radius:3px;pointer-events:none}
.pmap-in{grid-template-columns:auto minmax(0,1fr)}
.pmap-bar{height:72px;display:block;overflow:hidden}
.pmap-track{display:flex;width:max-content;height:100%;animation:ticker 28s linear infinite}
.pmap-group{display:flex;flex:none;height:100%}
.pmap-seg{flex:none!important;width:220px;padding:10px 18px}
.pmap-seg::after{animation:none;transform:none}
.pmap-bar:hover .pmap-track,.pmap-bar:focus .pmap-track{animation-play-state:paused}
@keyframes ticker{to{transform:translateX(-50%)}}
[data-reveal="1"] .rv:not(.in){transform:translateX(var(--reveal-x))}
[data-reveal="2"] .rv:not(.in){transform:scale(.92)}
[data-reveal="3"] .rv:not(.in){transform:perspective(1000px) rotateX(9deg) translateY(30px);transform-origin:top}
[data-reveal="4"] .rv:not(.in){transform:translateY(30px) rotate(-1.5deg)}
.depth-image{animation:image-depth var(--depth-time,7s) ease-in-out infinite;transform-origin:center;will-change:transform}
@keyframes image-depth{0%,100%{transform:perspective(1200px) rotateX(0) rotateY(0) translateZ(0)}50%{transform:perspective(1200px) rotateX(var(--depth-x)) rotateY(var(--depth-y)) rotateZ(var(--depth-z)) translateZ(12px)}}
.scroll-top{position:fixed;right:max(20px,env(safe-area-inset-right));bottom:max(20px,env(safe-area-inset-bottom));z-index:30;width:48px;height:48px;border:1px solid #ffffff80;border-radius:15px;background:var(--azure);color:#fff;box-shadow:0 8px 24px #04101d40;font-size:26px;cursor:pointer;transition:background .2s,transform .2s}
.scroll-top:hover{background:var(--azure-text);transform:translateY(-3px)}
.scroll-top[hidden]{display:none}
.head-in,.nav,.foot-col,.hero-copy,.hero-stage{min-width:0}
.foot-col a,.foot-brand p,.foot-low strong{overflow-wrap:anywhere}
.foot-top{gap:clamp(20px,3vw,36px)}
@media(min-width:981px) and (max-width:1250px){.head-in{flex-wrap:wrap;justify-content:center;padding:14px 0;gap:12px}.nav{margin-left:0;gap:10px}.nav-list a{padding:.55em .6em}.nav-cta{padding:.85em 1em}}
@media(max-width:980px){.head-in{justify-content:space-between}.burger{flex:none}.nav{max-height:calc(100dvh - 78px);overflow-y:auto}.hero-stage{min-height:340px}.glass-win{width:min(90%,600px)}.chip-2{right:0}.hero h1 .ln-1{font-size:clamp(2rem,6vw,3.5rem)}}
@media(max-width:640px){.hero-stage{min-height:260px;padding:40px 0}.hero-subtitle{font-size:clamp(1.45rem,5.6vw,2rem)}.hero-actions .btn{justify-content:center;width:100%;line-height:1.3;text-align:center}.hero-tag{font-size:.68rem;max-width:100%}.pmap-in{grid-template-columns:minmax(0,1fr)}.pmap-bar{height:72px}.pmap-seg{flex:none!important;width:210px}.brand{gap:8px}.brand-txt b{font-size:1rem}.brand-bay{width:42px;height:42px}.foot-brand .logo-tile{padding-right:10px;gap:8px}.foot-brand .logo-tile b{font-size:1rem}.props{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr)}.props dd{overflow-wrap:anywhere}.dialog-bar{font-size:.75rem}.wiz-foot{flex-wrap:wrap;gap:10px}.tree summary{font-size:.92rem;padding:14px 12px;gap:8px}.sec{padding:60px 0}.scroll-top{width:44px;height:44px}}
@media(prefers-reduced-motion:reduce){.pmap-track{animation:none;width:100%}.pmap-group{flex-wrap:wrap;width:100%;height:auto}.pmap-bar{height:auto;overflow:visible}.pmap-seg{flex:1 1 180px!important}.depth-image{animation:none;transform:none}.rv,.rv:not(.in){opacity:1!important;transform:none!important}}

/* Content hover feedback: enabled for precise pointers only. */
@media (hover:hover) and (pointer:fine){
  .sec{transition:box-shadow .35s ease}
  .sec:hover{box-shadow:inset 4px 0 0 var(--azure)}
  .sec.on-dark:hover{box-shadow:inset 4px 0 0 var(--amber)}
  :is(.sector,.node,.mode,.media,.gauge,.rule,.chan,.os,.ct-card,.aside-card,.faq-side .stat div){
    transition:translate .3s ease,box-shadow .3s ease,border-color .3s ease,background-color .3s ease;
  }
  :is(.node,.media,.gauge,.rule,.os,.ct-card,.aside-card,.faq-side .stat div):hover{
    translate:0 -5px;
    border-color:var(--sky);
    box-shadow:0 16px 32px -20px rgba(43,139,207,.65),inset 0 0 0 1px rgba(54,159,232,.15);
  }
  .sector:hover{box-shadow:0 18px 35px -20px rgba(54,159,232,.55)}
  .mode:hover{background-color:#eef7fe;box-shadow:inset 0 -3px 0 var(--azure)}
  .chan:hover{translate:0 -4px;box-shadow:0 20px 38px -24px rgba(43,139,207,.6)}
  .chan.con:hover{border-color:var(--amber);box-shadow:0 20px 38px -24px rgba(246,165,24,.6)}
  :is(.sec-head,.what-copy,.faq-side,.safe-copy,.req-copy) h2{
    transition:text-shadow .3s ease;
  }
  :is(.sec-head,.what-copy,.faq-side,.safe-copy,.req-copy):hover h2{
    text-shadow:0 5px 18px rgba(43,139,207,.18);
  }
  .marker .pbar{transition:width .3s ease}
  :is(.sec-head,.what-copy,.faq-side,.safe-copy,.req-copy):hover .marker .pbar{width:84px}
  .hero-specs li,.tree summary,.req-list div,.chan li,.props dd,.props dt,.cmp tbody tr{
    transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
  }
  .hero-specs li:hover{background:#e3f1fc;border-color:var(--sky);box-shadow:0 5px 14px -8px rgba(43,139,207,.5)}
  .tree summary:hover{background:#eef7fe}
  .req-list div:hover,.chan li:hover,.cmp tbody tr:hover{background-color:rgba(54,159,232,.07)}
  .pull{transition:box-shadow .3s ease,border-color .3s ease}
  .pull:hover{border-color:var(--azure);box-shadow:0 12px 28px -22px rgba(43,139,207,.65)}
  .wiz-steps button,.ev-item{transition:background-color .25s ease,box-shadow .25s ease}
  .wiz-steps button:hover,.ev-item:hover{background-color:rgba(54,159,232,.1);box-shadow:inset 3px 0 0 var(--sky)}
}
@media(prefers-reduced-motion:reduce){
  :is(.node,.media,.gauge,.rule,.os,.ct-card,.aside-card,.chan,.faq-side .stat div):hover{translate:none}
}