/* =====================================================================
   DOSHI TECH SERVICES - site stylesheet
   Precision-industrial look: graphite navy, brass, verdigris, blueprint grid.
   ===================================================================== */
:root{
  --ink:#101B24;--ink-2:#17242F;--ink-3:#223240;--paper:#EFF2EF;--paper-2:#E5EAE5;--card:#fff;--line:#D9DED8;
  --text:#16222B;--muted:#55666A;--on-ink:#E9EEEC;--on-ink-m:#9DACAE;
  --brass:#C68A3D;--brass-l:#E0A85B;--brass-d:#9C6A27;--vg:#3E7068;--vg-l:#5C9089;--red:#B4432E;
  --r:8px;--r-s:4px;--sh:0 1px 2px rgba(16,27,36,.06),0 10px 28px rgba(16,27,36,.07);--sh-l:0 24px 56px rgba(16,27,36,.22);
  --f-d:'Space Grotesk','IBM Plex Sans',system-ui,sans-serif;--f-b:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;--f-m:'IBM Plex Mono',ui-monospace,Menlo,monospace;
  --sec:clamp(56px,8vw,104px);--hdr:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hdr) + 16px)}
body{margin:0;font-family:var(--f-b);font-size:1.0625rem;line-height:1.65;color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--f-d);color:var(--ink);line-height:1.12;letter-spacing:-.015em;font-weight:600;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5vw,3.7rem);font-weight:700;letter-spacing:-.025em}
h2{font-size:clamp(1.65rem,3.4vw,2.5rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em;color:var(--muted)}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--brass);color:var(--ink)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:2px}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.center{text-align:center}
.skip{position:absolute;left:-999px;top:8px;background:var(--brass);color:var(--ink);padding:10px 16px;z-index:200;border-radius:4px}
.skip:focus{left:8px}
.mono-s{font-family:var(--f-m);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--vg)}
.ic{width:1.1em;height:1.1em;flex:none}
.ic.big{width:36px;height:36px;color:var(--brass)}

/* reading progress */
.progress{position:fixed;inset:0 0 auto 0;height:3px;z-index:120;pointer-events:none}
.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brass),var(--brass-l))}

/* topbar */
.topbar{background:#0B131A;color:var(--on-ink-m);font-size:.82rem;border-bottom:1px solid var(--ink-3)}
.tb{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:38px}
.tb a{color:var(--on-ink);text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.tb a:hover{color:var(--brass-l)}
.tb-l,.tb-r{display:flex;align-items:center;gap:8px}
.tb-r{gap:22px}
.tb .ic{color:var(--brass-l);width:14px;height:14px}

/* header */
.site-header{position:sticky;top:0;z-index:100;border-bottom:1px solid var(--ink-3);transition:box-shadow .3s}
.site-header::before{content:'';position:absolute;inset:0;z-index:-1;background:rgba(16,27,36,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.site-header.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.28)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--hdr)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--on-ink)}
.brand-mark{width:40px;height:40px;color:var(--on-ink)}
.brand-word{display:flex;flex-direction:column;line-height:1}
.brand-word strong{font-family:var(--f-d);font-size:1.3rem;font-weight:700;letter-spacing:-.01em}
.brand-word em{font-style:normal;font-family:var(--f-m);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--vg-l);margin-top:5px}
.menu{display:flex;align-items:center;gap:26px}
.menu>ul{display:flex;align-items:center;gap:4px}
.nl{display:inline-flex;align-items:center;gap:4px;color:var(--on-ink);text-decoration:none;font-size:.95rem;font-weight:500;padding:10px 12px;border-radius:6px;position:relative;transition:color .2s}
.nl::after{content:'';position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nl:hover,.nl[aria-current]{color:var(--brass-l)}
.nl:hover::after,.nl[aria-current]::after{transform:scaleX(1)}
.chev{width:14px;height:14px;transition:transform .25s}
.has-dd{position:relative}
.dd{position:absolute;left:0;top:100%;min-width:300px;background:var(--ink-2);border:1px solid var(--ink-3);border-radius:var(--r);padding:8px;box-shadow:var(--sh-l);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s}
.has-dd:hover .dd,.has-dd:focus-within .dd{opacity:1;visibility:visible;transform:none}
.has-dd:hover .chev,.has-dd:focus-within .chev{transform:rotate(180deg)}
.dd a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:6px;color:var(--on-ink);text-decoration:none;font-size:.93rem;transition:background .2s}
.dd a:hover{background:var(--ink-3);color:var(--brass-l)}
.mm-code{font-family:var(--f-m);font-size:.66rem;letter-spacing:.08em;color:var(--brass-l);min-width:46px}
.burger{display:none;background:none;border:1px solid var(--ink-3);color:var(--on-ink);border-radius:6px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.burger .ic{width:22px;height:22px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--f-b);font-weight:600;font-size:.98rem;line-height:1.1;padding:13px 22px;border-radius:999px;border:1.5px solid transparent;text-decoration:none;cursor:pointer;transition:transform .2s,background .2s,color .2s,border-color .2s,box-shadow .2s;white-space:nowrap}
.btn .ic{width:18px;height:18px}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--brass);color:#1A1206;box-shadow:0 6px 18px rgba(198,138,61,.28)}
.btn-primary:hover{background:var(--brass-l);box-shadow:0 10px 24px rgba(198,138,61,.38)}
.btn-outline{color:var(--on-ink);border-color:rgba(233,238,236,.35);background:transparent}
.btn-outline:hover{border-color:var(--brass-l);color:var(--brass-l)}
.btn-ghost{color:var(--ink);border-color:var(--ink-3);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--on-ink)}
.btn-light{background:var(--on-ink);color:var(--ink)}
.btn-light:hover{background:#fff}
.btn-sm{padding:10px 16px;font-size:.88rem}
.btn-lg{padding:16px 28px;font-size:1.02rem}
.nav-cta{padding:11px 20px;font-size:.92rem}
.tag{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-m);font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--vg);margin-bottom:14px}
.tag::before{content:'';width:8px;height:8px;background:var(--brass);transform:rotate(45deg)}
.sec-dark .tag,.hero .tag,.shero .tag,.phero .tag,.cta-band .tag{color:var(--brass-l)}
.more{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:.94rem;color:var(--vg);text-decoration:none}
.more .ic{width:16px;height:16px;transition:transform .2s}
.more:hover{color:var(--brass-d)}
.more:hover .ic{transform:translateX(4px)}
.sec-dark .more{color:var(--brass-l)}

/* sections */
.sec{padding:var(--sec) 0;position:relative}
.sec-paper{background:var(--paper-2)}
.sec-dark{background:var(--ink);color:var(--on-ink);background-image:linear-gradient(rgba(233,238,236,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,236,.035) 1px,transparent 1px);background-size:48px 48px}
.sec-dark h2,.sec-dark h3,.sec-dark h1{color:var(--on-ink)}
.sec-dark p{color:var(--on-ink-m)}
.sec-h{max-width:720px;margin:0 0 clamp(28px,4vw,48px)}
.sec-h p{font-size:1.1rem}
.center .sec-h,.sec-h.center{margin-left:auto;margin-right:auto}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start}
.sec .center>p:last-child,p.center{margin-top:36px}

/* reveal. Falls back to visible after 2.5s even if JS never runs. */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.2,.7,.2,1) var(--d,0ms),transform .7s cubic-bezier(.2,.7,.2,1) var(--d,0ms);animation:rv 0s 2.8s forwards}
.js .reveal.in{opacity:1;transform:none;animation:none}
@keyframes rv{to{opacity:1;transform:none}}

/* HERO */
.hero{background:var(--ink);color:var(--on-ink);position:relative;overflow:hidden;padding:clamp(56px,8vw,104px) 0 clamp(56px,7vw,88px)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(233,238,236,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,236,.045) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 75%)}
.hero::after{content:'';position:absolute;right:-12%;top:-30%;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(198,138,61,.16),transparent 65%);pointer-events:none}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{color:var(--on-ink);margin-bottom:.45em}
.acc{color:var(--brass-l)}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--on-ink-m);max-width:60ch}
.phero .lead,.shero .lead{color:var(--on-ink-m)}
.hero-act{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.trust{display:flex;flex-wrap:wrap;gap:8px 24px}
.trust li{display:flex;align-items:center;gap:8px;font-size:.92rem;color:var(--on-ink-m)}
.trust .ic{color:var(--brass-l);width:18px;height:18px}
.hero-t>*{animation:up .8s cubic-bezier(.2,.7,.2,1) both}
.hero-t>*:nth-child(2){animation-delay:.08s}.hero-t>*:nth-child(3){animation-delay:.16s}.hero-t>*:nth-child(4){animation-delay:.24s}.hero-t>*:nth-child(5){animation-delay:.32s}
@keyframes up{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.vcard{background:linear-gradient(180deg,#1a2a37,var(--ink-2));border:1px solid var(--ink-3);border-radius:12px;padding:18px 20px 16px;box-shadow:var(--sh-l);position:relative;animation:up .9s .2s cubic-bezier(.2,.7,.2,1) both}
.vcard::before,.vcard::after{content:'';position:absolute;width:16px;height:16px;border:2px solid var(--brass)}
.vcard::before{top:-1px;left:-1px;border-right:0;border-bottom:0;border-top-left-radius:12px}
.vcard::after{bottom:-1px;right:-1px;border-left:0;border-top:0;border-bottom-right-radius:12px}
.vcard-h{display:flex;justify-content:space-between;align-items:center;font-family:var(--f-m);font-size:.68rem;letter-spacing:.14em;color:var(--on-ink-m);margin-bottom:10px}
.st{display:inline-grid;color:var(--brass-l)}
.st i{grid-area:1/1;font-style:normal;text-align:right;display:flex;align-items:center;gap:7px}
.st i::before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor}
.st-a{animation:fadeout .4s 2.6s forwards}
.st-b{opacity:0;color:#7bd0a0;animation:fadein .4s 2.9s forwards}
.st-b::before{animation:pulse 1.8s 3s infinite}
@keyframes fadeout{to{opacity:0}}@keyframes fadein{to{opacity:1}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(123,208,160,.6)}60%{box-shadow:0 0 0 7px rgba(123,208,160,0)}}
.model{width:100%;height:auto;overflow:visible}
.mn{opacity:0;animation:nodein .55s ease forwards;animation-delay:var(--d);cursor:default;outline:none}
.mn rect{fill:var(--ink-2);stroke:var(--ink-3);stroke-width:1.4;transition:stroke .2s,fill .2s}
.mn text{fill:var(--on-ink-m);font:600 10.5px var(--f-m);transition:fill .2s}
.mn.hi rect{fill:#1d2f3d;stroke:var(--brass)}
.mn.hi text{fill:var(--on-ink)}
.mn:hover rect,.mn:focus rect{stroke:var(--brass-l);fill:#223747}
.mn:hover text,.mn:focus text{fill:#fff}
@keyframes nodein{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.ml{fill:none;stroke:var(--vg-l);stroke-width:1.5;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1;animation:draw .8s ease forwards;animation-delay:var(--d)}
@keyframes draw{to{stroke-dashoffset:0}}
.bar{opacity:0;animation:fadein .4s forwards;animation-delay:var(--d)}
.bar-bg{fill:var(--ink-3)}
.bar-fg{fill:var(--brass);transform-box:fill-box;transform-origin:left center;transform:scaleX(0);animation:grow 1.4s ease forwards;animation-delay:calc(var(--d) + 100ms)}
@keyframes grow{to{transform:scaleX(1)}}
.cap{fill:var(--on-ink-m);font:500 10px var(--f-m);letter-spacing:.12em}.cap-hi{fill:var(--brass-l)}
.tip{margin:6px 0 0;min-height:2.9em;font-size:.88rem;color:var(--on-ink-m);border-top:1px solid var(--ink-3);padding-top:10px}

/* stats */
.stats{background:var(--brass);color:#1A1206}
.stats-in{background:var(--ink-2);color:var(--on-ink)}
.sg{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:26px 20px;border-right:1px solid rgba(26,18,6,.18);display:flex;flex-direction:column;gap:4px}
.stat:last-child{border-right:0}
.stat b{font-family:var(--f-d);font-size:clamp(1.9rem,3.4vw,2.8rem);font-weight:700;line-height:1;letter-spacing:-.02em}
.stat span{font-size:.9rem;opacity:.85}
.stats-in .stat{border-color:var(--ink-3)}.stats-in .stat b{color:var(--brass-l)}

/* finder */
.finder{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:clamp(20px,3vw,32px);box-shadow:var(--sh)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{font-family:var(--f-b);font-size:.95rem;font-weight:500;color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:999px;padding:10px 18px;cursor:pointer;transition:all .2s}
.chip:hover{border-color:var(--brass);transform:translateY(-1px)}
.chip[aria-pressed=true]{background:var(--ink);color:var(--on-ink);border-color:var(--ink)}
.finder-out{margin-top:22px;border-top:1px dashed var(--line);padding-top:22px;min-height:96px}
.finder-empty{display:flex;align-items:center;gap:10px;margin:0;color:var(--muted)}
.finder-empty .ic{color:var(--brass)}
.fo{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:center;animation:up .5s both}
.fo h3{margin-bottom:.3em;font-size:1.4rem}
.fo ul{margin:10px 0 0;display:grid;gap:6px}
.fo li{display:flex;gap:8px;align-items:flex-start;color:var(--muted);font-size:.95rem}
.fo li .ic{color:var(--vg);margin-top:3px;width:16px;height:16px}
.fo-a{display:flex;flex-direction:column;gap:10px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh);transition:transform .3s,box-shadow .3s,border-color .3s;position:relative}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-l);border-color:var(--brass)}
.card-b{padding:22px 24px 8px;flex:1}
.card-b h3{margin-bottom:.4em}.card-b h3 a{text-decoration:none}.card-b h3 a::after{content:'';position:absolute;inset:0;z-index:1}
.card-b p{font-size:.97rem}
.mini{display:grid;gap:5px;margin:0 0 10px}
.mini li{position:relative;padding-left:16px;font-size:.88rem;color:var(--muted)}
.mini li::before{content:'';position:absolute;left:0;top:.62em;width:6px;height:6px;background:var(--brass);transform:rotate(45deg)}
.card-f{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 24px 20px;border-top:1px solid var(--line);margin-top:8px}
.card-f .more,.card-f .dl-mini{position:relative;z-index:2}
.dl-mini{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;color:var(--ink);text-decoration:none;border:1.5px solid var(--line);border-radius:999px;padding:6px 12px;transition:all .2s}
.dl-mini .ic{width:15px;height:15px;color:var(--brass-d)}
.dl-mini:hover{background:var(--ink);color:var(--on-ink);border-color:var(--ink)}
.dl-mini:hover .ic{color:var(--brass-l)}
.media{position:relative;background:var(--ink-2);overflow:hidden;background-image:linear-gradient(rgba(233,238,236,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,236,.05) 1px,transparent 1px);background-size:28px 28px}
.r169{aspect-ratio:16/10}
.media .art{position:absolute;inset:5% 6%;width:88%;height:90%;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.card:hover .media .art{transform:scale(1.04)}
.media .ph{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s,transform .8s;filter:saturate(.75) contrast(1.05)}
.media .ph.on{opacity:1}
.card:hover .media .ph{transform:scale(1.05)}
.media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(16,27,36,.7));pointer-events:none}
.code{position:absolute;left:14px;bottom:10px;z-index:3;font-family:var(--f-m);font-size:.68rem;letter-spacing:.12em;color:var(--brass-l);background:rgba(16,27,36,.75);padding:3px 8px;border-radius:3px;border:1px solid var(--ink-3)}
.art [stroke-dasharray]{animation:flow 1.8s linear infinite}
@keyframes flow{to{stroke-dashoffset:-14}}

/* split (training) */
.split{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.split-c{background:var(--ink-2);border:1px solid var(--ink-3);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:transform .3s,border-color .3s}
.split-c:hover{transform:translateY(-6px);border-color:var(--brass)}
.split-m{position:relative;aspect-ratio:16/9;background:#122029;border-bottom:1px solid var(--ink-3)}
.split-m .art{position:absolute;inset:4% 8%;width:84%;height:92%}
.split-b{padding:24px 26px 28px}
.split-b h3{color:var(--on-ink)}
.ticks{display:grid;gap:8px;margin:14px 0 22px}
.ticks li{display:flex;gap:10px;align-items:flex-start;color:var(--on-ink-m);font-size:.96rem}
.ticks .ic{color:var(--brass-l);margin-top:3px;width:17px;height:17px}
.sec:not(.sec-dark) .ticks li{color:var(--muted)}.sec:not(.sec-dark) .ticks .ic{color:var(--vg)}
.row-act{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.split .btn-ghost,.sec-dark .btn-ghost{color:var(--on-ink);border-color:rgba(233,238,236,.3)}
.split .btn-ghost:hover,.sec-dark .btn-ghost:hover{background:var(--on-ink);color:var(--ink)}

/* methodology timeline */
.tl{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding-top:34px}
.tl-line{position:absolute;left:0;right:0;top:12px;height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px)}
.tl-line i{position:absolute;left:0;top:0;height:2px;width:0;background:var(--brass);box-shadow:0 0 12px rgba(198,138,61,.6)}
.tl-s{position:relative}
.tl-n{position:absolute;top:-34px;left:0;width:26px;height:26px;border-radius:50%;background:var(--paper-2);border:2px solid var(--line);display:grid;place-items:center;font-family:var(--f-m);font-size:.66rem;font-weight:600;color:var(--muted);transition:all .4s}
.tl-s.lit .tl-n,.tl-s.in .tl-n{background:var(--ink);border-color:var(--brass);color:var(--brass-l)}
.tl-s h3{margin:6px 0 .4em}

/* brochures shelf */
.shelf{display:flex;gap:22px;overflow-x:auto;padding:12px 4px 28px;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:var(--brass) var(--ink-3)}
.shelf-i{flex:0 0 190px;scroll-snap-align:start;text-decoration:none;color:var(--on-ink);font-size:.85rem;display:flex;flex-direction:column;gap:10px;transition:transform .3s}
.shelf-i:hover{transform:translateY(-8px) rotate(-1deg)}
.shelf-i img,.cover{width:100%;height:auto;border-radius:4px;box-shadow:0 14px 30px rgba(0,0,0,.45);aspect-ratio:520/735;background:var(--ink-2)}
.shelf-i span{font-family:var(--f-m);font-size:.7rem;letter-spacing:.06em;color:var(--on-ink-m)}

/* features */
.feat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:26px 24px;transition:transform .3s,border-color .3s}
.feat:hover{transform:translateY(-4px);border-color:var(--brass)}
.feat h3{font-size:1.1rem}.feat p{font-size:.94rem;margin:0}
.feat-i{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:10px;background:var(--ink);color:var(--brass-l);margin-bottom:16px}
.feat-i .ic{width:24px;height:24px}
.feat-i.big{width:64px;height:64px}.feat-i.big .ic{width:32px;height:32px}
.sec-paper .feat{background:#fff}
.inds{margin-top:clamp(40px,6vw,64px)}
.inds ul{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--card)}
.inds li{padding:20px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.inds li:last-child{border-right:0}
.inds b{font-family:var(--f-d);color:var(--ink);font-size:1rem}
.inds span{font-size:.86rem;color:var(--muted);line-height:1.5}

/* clients marquee */
.clients{padding:36px 0 44px;background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.marq{margin-top:18px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marq-t{display:flex;gap:64px;width:max-content;animation:marq 38s linear infinite}
.marq:hover .marq-t{animation-play-state:paused}
.marq-t span{font-family:var(--f-d);font-weight:700;font-size:1.6rem;color:#9aa6a4;letter-spacing:-.01em;white-space:nowrap}
@keyframes marq{to{transform:translateX(-25%)}}

/* FAQ */
.faq{display:grid;gap:12px}
.faq-i{background:var(--card);border:1px solid var(--line);border-radius:10px;transition:border-color .2s,box-shadow .2s}
.faq-i[open]{border-color:var(--brass);box-shadow:var(--sh)}
.faq-i summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;font-family:var(--f-d);font-weight:600;font-size:1.05rem;color:var(--ink)}
.faq-i summary::-webkit-details-marker{display:none}
.faq-i summary .chev{width:20px;height:20px;color:var(--brass);transition:transform .3s}
.faq-i[open] summary .chev{transform:rotate(180deg)}
.faq-a{padding:0 22px 20px;animation:faq .35s ease}
.faq-a p{margin:0}
@keyframes faq{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* forms */
.form-card{background:var(--ink-2);border:1px solid var(--ink-3);border-radius:14px;padding:clamp(22px,3vw,34px)}
.form-card.light{background:#fff;border-color:var(--line);box-shadow:var(--sh)}
.form-card.light h2{font-size:1.6rem}
.form{display:grid;gap:16px}
.fld{display:grid;gap:6px}
.fld label{font-size:.84rem;font-weight:600;color:var(--on-ink)}
.light .fld label{color:var(--ink)}
.fld input,.fld select,.fld textarea{width:100%;font:inherit;font-size:1rem;color:var(--on-ink);background:#0F1A22;border:1.5px solid var(--ink-3);border-radius:8px;padding:12px 14px;transition:border-color .2s,box-shadow .2s}
.light .fld input,.light .fld select,.light .fld textarea{background:var(--paper);color:var(--ink);border-color:var(--line)}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--brass);box-shadow:0 0 0 3px rgba(198,138,61,.25)}
.fld .bad{border-color:var(--red)!important}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.form-note{margin:0;font-size:.95rem;min-height:1.2em}
.form-note.ok{color:#7bd0a0}.form-note.err{color:#ff9d8a}
.light .form-note.ok{color:var(--vg)}.light .form-note.err{color:var(--red)}
.fine{font-size:.78rem;margin:0;color:var(--on-ink-m)}.fine a{color:var(--brass-l)}
.light .fine{color:var(--muted)}.light .fine a{color:var(--vg)}
.contact-list{display:grid;gap:12px;margin-top:24px}
.contact-list li{display:flex;align-items:center;gap:12px;color:var(--on-ink)}
.contact-list .ic{color:var(--brass-l);width:20px;height:20px}
.contact-list a{text-decoration:none;font-weight:600}.contact-list a:hover{color:var(--brass-l)}

/* CTA band */
.cta-band{background:var(--ink);color:var(--on-ink);padding:clamp(48px,6vw,72px) 0;background-image:radial-gradient(ellipse at 85% 0,rgba(198,138,61,.22),transparent 55%)}
.cb{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.cta-band h2{color:var(--on-ink);margin-bottom:.3em}.cta-band p{color:var(--on-ink-m);margin:0}
.cb-act{display:flex;flex-wrap:wrap;gap:12px}

/* page hero */
.phero,.shero{background:var(--ink);color:var(--on-ink);position:relative;overflow:hidden;padding:clamp(40px,6vw,72px) 0 clamp(44px,6vw,76px)}
.phero::before,.shero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(233,238,236,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,236,.04) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:linear-gradient(90deg,transparent,#000);mask-image:linear-gradient(90deg,transparent,#000)}
.phero .container{position:relative;max-width:1180px}
.phero h1{color:var(--on-ink);max-width:20ch}
.phero .lead{max-width:62ch}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--f-m);font-size:.72rem;letter-spacing:.06em;color:var(--on-ink-m);margin-bottom:22px}
.crumbs a{color:var(--on-ink-m);text-decoration:none}.crumbs a:hover{color:var(--brass-l)}
.crumbs i{font-style:normal;opacity:.5}.crumbs [aria-current]{color:var(--brass-l)}
.shero-in{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center}
.shero h1{color:var(--on-ink);font-size:clamp(2rem,4.2vw,3.2rem)}
.vcard-art{aspect-ratio:4/3;padding:10px}
.vcard-art .art{width:100%;height:100%}
.vcard-art .code{left:auto;right:16px;bottom:12px}
.facts{background:var(--ink-2);border-bottom:1px solid var(--ink-3)}
.fg{display:grid;grid-template-columns:repeat(3,1fr)}
.fg>div{padding:22px 24px;border-right:1px solid var(--ink-3)}.fg>div:last-child{border-right:0}
.fg .mono-s{color:var(--brass-l)}.fg p{margin:6px 0 0;color:var(--on-ink);font-size:.98rem}.fg a{color:var(--brass-l);font-weight:600;text-decoration:none}

/* detail */
.grid-dc{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.dc{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--brass);border-radius:10px;padding:24px;transition:transform .3s,box-shadow .3s}
.dc:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.dc-n{font-family:var(--f-d);font-weight:700;font-size:2rem;color:transparent;-webkit-text-stroke:1.2px var(--brass);line-height:1;display:block;margin-bottom:10px}
.dc h3{font-size:1.12rem}.dc p{margin:0;font-size:.95rem}
.grid-dc.dark .dc{background:var(--ink-2);border-color:var(--ink-3);border-left-color:var(--brass)}
.grid-dc.dark .dc h3{color:var(--on-ink)}
.two2{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(28px,5vw,64px);align-items:start}
.steps{display:grid;gap:0;position:relative}
.steps::before{content:'';position:absolute;left:19px;top:14px;bottom:14px;border-left:2px dashed var(--vg-l)}
.steps li{display:flex;gap:18px;padding:0 0 26px;position:relative}
.steps li:last-child{padding-bottom:0}
.st-n{flex:none;width:40px;height:40px;border-radius:50%;background:var(--ink);border:2px solid var(--brass);color:var(--brass-l);display:grid;place-items:center;font-family:var(--f-m);font-weight:600;font-size:.82rem;z-index:1}
.steps h3{margin:4px 0 2px;font-size:1.1rem}.steps p{margin:0;font-size:.95rem}
.gain{background:var(--ink);border-radius:14px;padding:30px 28px;position:sticky;top:calc(var(--hdr) + 20px)}
.gain .tag{color:var(--brass-l)}
.gain ul{margin-bottom:24px}
.gain li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--ink-3);color:var(--on-ink);font-size:.97rem}
.gain li:last-child{border-bottom:0}
.gain li .ic{color:var(--brass-l);margin-top:3px;width:18px;height:18px}
.strip{margin:0;position:relative;max-height:380px;overflow:hidden;background:var(--ink)}
.strip img{width:100%;height:380px;object-fit:cover;opacity:.85;filter:saturate(.7)}
.strip figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 24px 18px;background:linear-gradient(transparent,rgba(16,27,36,.9));color:var(--on-ink);display:flex;gap:10px;align-items:center;justify-content:center;font-size:.92rem}
.bro-feat{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(28px,6vw,80px);align-items:center}
.bro-feat-c{max-width:300px;margin:0 auto;transform:rotate(-3deg);transition:transform .5s}
.bro-feat-c:hover{transform:rotate(0) scale(1.03)}
.cover-lg{box-shadow:0 30px 60px rgba(0,0,0,.55)}

/* brochure cards */
.bro{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh);transition:transform .3s,box-shadow .3s,border-color .3s}
.bro:hover{transform:translateY(-6px);box-shadow:var(--sh-l);border-color:var(--brass)}
.bro[hidden]{display:none}
.bro-cover{position:relative;display:block;background:linear-gradient(180deg,#1a2a37,var(--ink));padding:26px 26px 0;overflow:hidden}
.bro-cover .cover{width:78%;margin:0 auto;border-radius:4px 4px 0 0;box-shadow:0 -4px 30px rgba(0,0,0,.4);transform:translateY(10px);transition:transform .5s}
.bro:hover .bro-cover .cover{transform:translateY(-4px) scale(1.02)}
.bro-badge{position:absolute;top:14px;right:14px;display:inline-flex;gap:6px;align-items:center;background:var(--brass);color:#1A1206;font-family:var(--f-m);font-size:.7rem;font-weight:600;padding:5px 10px;border-radius:999px}
.bro-badge .ic{width:13px;height:13px}
.bro-b{padding:20px 22px 24px;display:flex;flex-direction:column;gap:6px;flex:1}
.bro-b h3{margin:0;font-size:1.12rem}.bro-b p{margin:0 0 8px;font-size:.93rem;flex:1}
.bro-act{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.zip{margin-top:44px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;background:var(--ink);color:var(--on-ink);border-radius:14px;padding:24px 28px}
.zip h3{color:var(--on-ink);margin:0}.zip p{margin:0;color:var(--on-ink-m)}.zip>div:nth-child(2){flex:1;min-width:200px}

/* tables, courses, case, solutions */
.tbl-w{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.tbl{width:100%;border-collapse:collapse;min-width:640px}
.tbl th{font-family:var(--f-m);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;text-align:left;padding:14px 18px;background:var(--ink);color:var(--on-ink)}
.tbl td{padding:16px 18px;border-top:1px solid var(--line);font-size:.95rem;vertical-align:top;color:var(--muted)}
.tbl td:first-child a{font-weight:600;color:var(--ink);text-decoration:none}.tbl td:first-child a:hover{color:var(--brass-d)}
.tbl .mono-s{margin-right:6px}
.grid-c{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.course{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh);transition:transform .3s,box-shadow .3s}
.course:hover{transform:translateY(-6px);box-shadow:var(--sh-l)}
.course-m{position:relative;display:block;aspect-ratio:16/9;background:linear-gradient(135deg,var(--ink),var(--ink-3));overflow:hidden}
.course-m img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.course:hover .course-m img{transform:scale(1.05)}
.new{position:absolute;top:12px;left:12px;background:var(--brass);color:#1A1206;font-family:var(--f-m);font-weight:600;font-size:.7rem;padding:4px 10px;border-radius:999px}
.course-b{padding:20px 22px 24px;display:flex;flex-direction:column;gap:6px;flex:1}
.course-b h3{font-size:1.08rem;margin:0}.course-b p{font-size:.92rem;margin:0 0 6px;flex:1}
.meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.82rem;color:var(--muted);margin-bottom:10px}
.meta span{display:inline-flex;align-items:center;gap:5px}.meta .ic{width:14px;height:14px;color:var(--brass-d)}
.ud-g{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ud{display:flex;flex-direction:column;gap:10px;text-decoration:none;font-weight:600;font-size:.95rem;color:var(--ink);transition:transform .3s}
.ud:hover{transform:translateY(-5px)}.ud img{border-radius:8px;box-shadow:var(--sh);aspect-ratio:16/9;object-fit:cover;background:var(--ink-3)}
.inst{background:var(--ink-2);border:1px solid var(--ink-3);border-radius:14px;padding:32px}
.inst p{margin-bottom:20px}
.sol{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:30px;box-shadow:var(--sh);transition:transform .3s,border-color .3s}
.sol:hover{transform:translateY(-4px);border-color:var(--brass)}
.case{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--vg);border-radius:12px;padding:28px}
.case dl{margin:12px 0 18px;display:grid;gap:12px}
.case dt{font-family:var(--f-m);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brass-d)}
.case dd{margin:2px 0 0;color:var(--muted);font-size:.97rem}
.note{margin-top:32px;padding:18px 22px;border:1px dashed var(--vg-l);border-radius:10px;background:rgba(62,112,104,.07);color:var(--text)}
.note a{color:var(--vg);font-weight:600}
.vals{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.vals li{border-top:3px solid var(--brass);padding-top:16px;display:flex;flex-direction:column;gap:6px}
.vals b{font-family:var(--f-d);font-size:1.15rem;color:var(--ink)}.vals span{color:var(--muted);font-size:.95rem}
.photo{border-radius:14px;overflow:hidden;box-shadow:var(--sh-l);aspect-ratio:4/3;background:var(--ink)}
.photo img{width:100%;height:100%;object-fit:cover}
.prose h2{font-size:1.4rem;margin-top:1.8em}.prose p{color:var(--text)}.prose a{color:var(--vg);font-weight:600}

/* contact */
.two2c{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:start}
.cc-list{display:grid;gap:14px}
.cc{display:flex;align-items:center;gap:18px;background:var(--ink);color:var(--on-ink);border-radius:12px;padding:20px 22px;text-decoration:none;transition:transform .25s,box-shadow .25s}
.cc:hover{transform:translateY(-3px);box-shadow:var(--sh-l)}
.cc.hot{background:var(--brass);color:#1A1206}
.cc-i{width:48px;height:48px;border-radius:50%;background:rgba(0,0,0,.28);display:grid;place-items:center;flex:none}
.cc.hot .cc-i{background:var(--ink)}
.cc-i .ic{width:22px;height:22px;color:var(--brass-l)}
.cc small{display:block;font-family:var(--f-m);font-size:.68rem;letter-spacing:.14em;opacity:.8}
.cc b{font-family:var(--f-d);font-size:1.3rem;font-weight:700;word-break:break-word}
.qr-row{display:flex;gap:20px;align-items:center;margin:26px 0}
.qr{width:128px;flex:none;background:#fff;padding:8px;border-radius:10px;border:1px solid var(--line)}.qr svg{width:100%;height:auto}
.qr-row p{margin:2px 0 0;font-size:.92rem}
.meta-l{display:grid;gap:12px;margin-bottom:28px}
.meta-l li{display:flex;gap:12px;color:var(--muted);font-size:.95rem}.meta-l .ic{color:var(--brass-d);margin-top:3px;width:18px;height:18px}
.dl-list{display:grid;gap:8px;margin:12px 0 14px}
.dl-list a{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:500;font-size:.95rem;padding:10px 14px;border:1px solid var(--line);border-radius:8px;background:#fff;transition:all .2s}
.dl-list a:hover{border-color:var(--brass);transform:translateX(4px)}.dl-list .ic{color:var(--brass-d);width:18px;height:18px}

/* footer */
.site-footer{background:#0B131A;color:var(--on-ink-m);padding:64px 0 24px;font-size:.94rem}
.f-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px}
.f-brand p{margin:18px 0 20px;max-width:34ch}
.site-footer h4{font-family:var(--f-m);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-l);margin-bottom:16px;font-weight:500}
.site-footer h4.mt{margin-top:26px}
.site-footer li{margin-bottom:9px}
.site-footer a{color:var(--on-ink-m);text-decoration:none;transition:color .2s}
.site-footer a:hover{color:var(--brass-l)}
.site-footer .btn-primary{color:#1A1206}.site-footer .btn-primary:hover{color:#1A1206}
.f-contact li{display:flex;gap:10px;align-items:flex-start}.f-contact .ic{color:var(--brass-l);margin-top:4px;width:16px;height:16px}
.f-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--ink-3);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.84rem}

/* floating helpers */
.fab{position:fixed;right:22px;bottom:22px;z-index:90;display:inline-flex;align-items:center;gap:10px;background:var(--brass);color:#1A1206;text-decoration:none;font-weight:600;font-size:.92rem;padding:13px 20px;border-radius:999px;box-shadow:0 12px 30px rgba(0,0,0,.35);transition:transform .25s}
.fab .ic{width:20px;height:20px}.fab:hover{transform:translateY(-3px)}
.fab::before{content:'';position:absolute;inset:0;border-radius:inherit;border:2px solid var(--brass);animation:ring 2.8s infinite}
@keyframes ring{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.35);opacity:0}}
.totop{position:fixed;right:24px;bottom:84px;z-index:90;width:44px;height:44px;border-radius:50%;border:1px solid var(--ink-3);background:var(--ink);color:var(--brass-l);display:grid;place-items:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s}
.totop.show{opacity:1;visibility:visible;transform:none}.totop .ic{width:20px;height:20px}
.mbar{display:none}

/* responsive */
@media (max-width:1024px){
  .grid3,.grid-c{grid-template-columns:repeat(2,1fr)}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .grid-dc{grid-template-columns:repeat(2,1fr)}
  .inds ul{grid-template-columns:repeat(3,1fr)}.inds li{border-bottom:1px solid var(--line)}
  .tl{grid-template-columns:repeat(2,1fr);row-gap:44px}
  .f-grid{grid-template-columns:1fr 1fr}
  .tb-l{display:none}.tb{justify-content:center}
}
@media (max-width:860px){
  .topbar{display:none}
  :root{--hdr:64px}
  .burger{display:inline-flex}
  .menu{position:fixed;inset:calc(var(--hdr) + 0px) 0 0 0;top:var(--hdr);background:var(--ink);flex-direction:column;align-items:stretch;justify-content:flex-start;gap:16px;padding:18px 24px 100px;overflow-y:auto;transform:translateX(100%);visibility:hidden;transition:transform .35s cubic-bezier(.2,.7,.2,1),visibility 0s .35s;z-index:99}
  .menu.open{transform:none;visibility:visible;transition-delay:0s}
  .menu>ul{flex-direction:column;align-items:stretch;gap:0}
  .nl{padding:14px 4px;font-size:1.05rem;border-bottom:1px solid var(--ink-3);justify-content:space-between;width:100%}
  .nl::after{display:none}
  .chev{display:none}
  .dd{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;border:0;padding:0 0 8px 8px;min-width:0}
  .has-dd>.nl{border-bottom:0;color:var(--brass-l);font-family:var(--f-m);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;padding-bottom:4px}
  .nav-cta{align-self:stretch;text-align:center}
  .hero-in,.shero-in,.two,.two2,.two2c,.bro-feat,.fo{grid-template-columns:1fr}
  .vcard-art{aspect-ratio:auto}
  .gain{position:static}
  .grid2,.split{grid-template-columns:1fr}
  .sg{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid rgba(26,18,6,.18)}
  .stats-in .stat:nth-child(-n+2){border-color:var(--ink-3)}
  .fg{grid-template-columns:1fr}.fg>div{border-right:0;border-bottom:1px solid var(--ink-3)}
  .vals{grid-template-columns:repeat(2,1fr)}
  .fab{display:none}
  .mbar{display:grid;grid-template-columns:1fr 1fr 1.3fr;position:fixed;left:0;right:0;bottom:0;z-index:95;background:var(--ink);border-top:1px solid var(--ink-3);padding:8px 10px calc(8px + env(safe-area-inset-bottom));gap:8px}
  .mbar a{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--on-ink);text-decoration:none;font-weight:600;font-size:.92rem;padding:11px;border-radius:8px;border:1px solid var(--ink-3)}
  .mbar .mb-p{background:var(--brass);color:#1A1206;border-color:var(--brass)}.mbar .ic{width:18px;height:18px}
  .totop{bottom:76px;right:14px}
  body{padding-bottom:64px}
}
@media (max-width:640px){
  .grid3,.grid-c,.grid4,.grid-dc,.ud-g,.tl,.vals{grid-template-columns:1fr}
  .inds ul{grid-template-columns:1fr}.inds li{border-right:0}
  .f-grid{grid-template-columns:1fr}
  .hero-act .btn,.cb-act .btn{width:100%}
  .cb-act{width:100%}
  .btn-lg{padding:15px 22px}
  .card-f{flex-wrap:wrap}
  .qr-row{flex-direction:column;align-items:flex-start}
  .tl-line{display:none}.tl{padding-top:0}.tl-n{position:static;margin-bottom:8px}
  .container{padding:0 18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .js .reveal{opacity:1;transform:none}
  .mn,.bar,.st-b{opacity:1}.ml{stroke-dashoffset:0}.bar-fg{transform:none}.st-a{opacity:0}
}
@media print{.topbar,.site-header,.fab,.mbar,.totop,.cta-band,.progress{display:none!important}.js .reveal{opacity:1!important;transform:none!important}}