/* Shrisha Software — schematic system */

:root{
  --void:#0B0F11; --panel:#111819; --panel-2:#161F21;
  --line:#202C2F; --line-hi:#2E3E42;
  --text:#E6EDEE; --text-2:#9DAFB3; --text-3:#6A7C81;
  --amber:#FFB020; --amber-dim:#8A5E14;
  --steel:#6FA8B8; --steel-dim:#2A4B55;
  --display:'Bricolage Grotesque','Trebuchet MS',sans-serif;
  --body:'Public Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono','SF Mono',Menlo,monospace;
  --wrap:1200px; --ease:cubic-bezier(.2,.8,.25,1);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--void);color:var(--text);font-family:var(--body);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:1.04;
  letter-spacing:-.03em;margin:0 0 .5em;text-wrap:balance}
p{margin:0 0 1.1em;max-width:62ch}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:3px}
::selection{background:var(--amber);color:var(--void)}

.anno{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--text-3)}
.anno .tick{color:var(--amber)}

.grid-bg{position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;opacity:.5;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 20%,transparent 75%)}
.page{position:relative;z-index:1}

/* motion */
@keyframes rise{from{opacity:0;transform:translateY(120%)}to{opacity:1;transform:none}}
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes dash{to{stroke-dashoffset:-1000}}
@keyframes travel{0%{offset-distance:0%;opacity:0}8%{opacity:1}92%{opacity:1}
  100%{offset-distance:100%;opacity:0}}
@keyframes blip{0%,100%{opacity:.25;transform:scale(1)}50%{opacity:1;transform:scale(1.35)}}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes sweep{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes hum{0%,100%{opacity:.5}50%{opacity:.9}}
.reveal{opacity:0}
.reveal.on{animation:fadeUp .8s var(--ease) both;animation-delay:var(--d,0ms)}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important}
  .reveal{opacity:1}
  html{scroll-behavior:auto}
}
html{scroll-behavior:smooth}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(11,15,17,.78);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.hdr.stuck{border-bottom-color:var(--line)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);
  font-weight:800;font-size:1.02rem;letter-spacing:-.02em}
.brand svg{width:30px;height:30px;flex:none;color:var(--amber)}
.brand em{font-style:normal;color:var(--text-3);font-weight:600}
.menu{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.menu a{font-size:.9rem;color:var(--text-2);padding:8px 14px;border-radius:6px;
  transition:color .2s,background .2s}
.menu a:hover{color:var(--text);background:var(--panel-2)}
.menu a.active{color:var(--amber)}

.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);
  font-size:.8rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  padding:13px 22px;border:1px solid var(--line-hi);background:transparent;color:var(--text);
  cursor:pointer;position:relative;overflow:hidden;
  transition:color .25s,border-color .25s,transform .25s var(--ease)}
.btn span{position:relative;z-index:1}
.btn::before{content:"";position:absolute;inset:0;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform .32s var(--ease);z-index:0}
.btn:hover{border-color:var(--amber);transform:translateY(-2px)}
.btn:hover::before{transform:scaleX(1)}
.btn:hover span{color:var(--void)}
.btn-solid{background:var(--amber);border-color:var(--amber);color:var(--void)}
.btn-solid::before{background:var(--text)}
.btn-solid span{color:var(--void)}
.btn-sm{padding:10px 17px;font-size:.72rem}

.burger{display:none;background:none;border:1px solid var(--line-hi);padding:9px 11px;cursor:pointer}
.burger i{display:block;width:18px;height:1.5px;background:var(--text);margin:4px 0;transition:.3s var(--ease)}
.burger.x i:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.burger.x i:nth-child(2){opacity:0}
.burger.x i:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
@media(max-width:880px){
  .burger{display:block}
  .menu{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--panel);border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
  .menu.open{max-height:340px}
  .menu a{padding:17px 24px;border-bottom:1px solid var(--line);border-radius:0;font-size:1rem}
  .hdr .btn{display:none}
}

/* hero */
.hero{padding:76px 0 92px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(2.6rem,6.2vw,4.6rem);margin-bottom:.32em}
.word{display:inline-block;overflow:hidden;vertical-align:bottom}
.word i{display:inline-block;font-style:normal;animation:rise .85s var(--ease) both;
  animation-delay:var(--d,0ms)}
.hl{color:var(--amber)}
.hero .sub{font-size:1.12rem;color:var(--text-2);max-width:46ch;
  animation:fadeUp .8s var(--ease) both .75s}
.hero .acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px;
  animation:fadeUp .8s var(--ease) both .88s}
.hero .eyebrow{margin-bottom:22px;animation:fadeUp .6s var(--ease) both .1s}
.specs{display:flex;flex-wrap:wrap;margin-top:44px;border-top:1px solid var(--line);
  animation:fadeUp .8s var(--ease) both 1s}
.specs div{padding:18px 26px 0 0;margin-right:26px;border-right:1px solid var(--line)}
.specs div:last-child{border-right:0;margin-right:0}
.specs b{display:block;font-family:var(--mono);font-size:1.32rem;color:var(--amber);
  font-weight:500;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.specs span{font-size:.78rem;color:var(--text-3)}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr;gap:46px}.hero{padding:52px 0 72px}}

/* schematic */
.schema{position:relative;border:1px solid var(--line);background:var(--panel);
  animation:fadeUp 1s var(--ease) both .5s}
.schema-top{display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel-2)}
.schema-top .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);
  animation:blip 2.4s ease-in-out infinite;display:inline-block;margin-right:8px}
.schema svg{width:100%;height:auto}
.corner{position:absolute;width:12px;height:12px;border:1.5px solid var(--amber);pointer-events:none}
.corner.tl{top:-1px;left:-1px;border-right:0;border-bottom:0}
.corner.tr{top:-1px;right:-1px;border-left:0;border-bottom:0}
.corner.bl{bottom:-1px;left:-1px;border-right:0;border-top:0}
.corner.br{bottom:-1px;right:-1px;border-left:0;border-top:0}
.flow-line{stroke:var(--steel-dim);stroke-width:1.5;fill:none}
.flow-dash{stroke:var(--amber);stroke-width:1.5;fill:none;stroke-dasharray:6 10;
  animation:dash 3.4s linear infinite}
.node-box{fill:var(--panel-2);stroke:var(--line-hi);stroke-width:1}
.node-live{stroke:var(--amber)}
.node-t{font-family:var(--mono);font-size:9.5px;fill:var(--text-2);letter-spacing:.06em}
.node-v{font-family:var(--mono);font-size:11px;fill:var(--amber)}
.pulse{fill:var(--amber);r:3.4}

/* marquee */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--panel);padding:15px 0;overflow:hidden;position:relative}
.strip::before,.strip::after{content:"";position:absolute;top:0;bottom:0;width:110px;z-index:2}
.strip::before{left:0;background:linear-gradient(90deg,var(--panel),transparent)}
.strip::after{right:0;background:linear-gradient(-90deg,var(--panel),transparent)}
.track{display:flex;width:max-content;animation:marquee 34s linear infinite}
.strip:hover .track{animation-play-state:paused}
.track span{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);padding:0 26px;white-space:nowrap}
.track span::after{content:"\25C6";color:var(--amber-dim);margin-left:26px;font-size:.6rem;
  position:relative;top:-2px}

/* sections */
section{padding:96px 0;position:relative}
.sec-head{margin-bottom:52px;max-width:660px}
.sec-head h2{font-size:clamp(1.85rem,4vw,2.9rem)}
.sec-head p{color:var(--text-2)}
.eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.eyebrow .bar{width:26px;height:1px;background:var(--amber);flex:none}

/* page banner */
.phead{padding:66px 0 58px;border-bottom:1px solid var(--line);position:relative}
.phead h1{font-size:clamp(2.1rem,5vw,3.5rem);margin-bottom:.3em;
  animation:fadeUp .8s var(--ease) both .12s}
.phead p{color:var(--text-2);font-size:1.08rem;margin:0;
  animation:fadeUp .8s var(--ease) both .22s}
.phead .eyebrow{animation:fadeUp .6s var(--ease) both .04s}

/* module grid */
.mods{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line)}
.mod{background:var(--void);padding:34px 28px 30px;position:relative;transition:background .3s}
.mod::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.mod:hover{background:var(--panel)}
.mod:hover::after{transform:scaleX(1)}
.mod .ref{font-family:var(--mono);font-size:.68rem;color:var(--text-3);
  letter-spacing:.14em;margin-bottom:20px;display:block;transition:color .3s}
.mod:hover .ref{color:var(--amber)}
.mod svg.ico{width:34px;height:34px;color:var(--steel);margin-bottom:18px;
  transition:color .3s,transform .4s var(--ease)}
.mod:hover svg.ico{color:var(--amber);transform:translateY(-3px)}
.mod h3{font-size:1.16rem;margin-bottom:.55em}
.mod p{font-size:.94rem;color:var(--text-2);margin:0}
@media(max-width:900px){.mods{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.mods{grid-template-columns:1fr}}

/* detailed service rows */
.spec-row{display:grid;grid-template-columns:88px auto 1fr;gap:26px;align-items:start;
  padding:34px 0;border-bottom:1px solid var(--line);transition:background .3s}
.spec-row:last-child{border-bottom:0}
.spec-row:hover{background:var(--panel)}
.spec-row .ref{font-family:var(--mono);font-size:.72rem;color:var(--text-3);
  letter-spacing:.14em;padding-top:5px;transition:color .3s}
.spec-row:hover .ref{color:var(--amber)}
.spec-row svg.ico{width:32px;height:32px;color:var(--steel);transition:color .3s}
.spec-row:hover svg.ico{color:var(--amber)}
.spec-row h3{font-size:1.28rem}
.spec-row p{color:var(--text-2);margin-bottom:16px}
@media(max-width:760px){.spec-row{grid-template-columns:auto 1fr;gap:18px}
  .spec-row .ref{grid-column:1/-1;padding-top:0}}

.tags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.tags li{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;color:var(--text-3);
  border:1px solid var(--line-hi);padding:6px 12px;transition:border-color .2s,color .2s}
.tags li:hover{border-color:var(--amber);color:var(--amber)}

/* split panes */
.split{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line)}
.pane{background:var(--void);padding:36px 30px}
.pane.after{background:var(--panel)}
.pane .tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:22px;display:inline-block;padding:5px 11px;border:1px solid var(--line-hi);color:var(--text-3)}
.pane.after .tag{border-color:var(--amber);color:var(--amber)}
.pane ul{list-style:none;margin:0;padding:0}
.pane li{display:flex;gap:13px;padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:.95rem;color:var(--text-2);align-items:flex-start}
.pane li:last-child{border-bottom:0}
.pane li svg{width:16px;height:16px;flex:none;margin-top:4px;color:var(--text-3)}
.pane.after li svg{color:var(--amber)}
.pane.after li{color:var(--text)}
@media(max-width:760px){.split{grid-template-columns:1fr}}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;position:relative;padding-top:8px}
.rail{position:absolute;top:19px;left:0;right:0;height:1px;background:var(--line);overflow:hidden}
.rail i{display:block;height:100%;background:linear-gradient(90deg,var(--amber),var(--steel));
  transform-origin:left;transform:scaleX(0)}
.rail.on i{animation:sweep 1.6s var(--ease) both .2s}
.step{position:relative;padding-top:52px}
.step .pip{position:absolute;top:12px;left:0;width:15px;height:15px;border-radius:50%;
  background:var(--void);border:1.5px solid var(--line-hi);transition:border-color .3s,box-shadow .3s}
.step.on .pip{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.12)}
.step .n{font-family:var(--mono);font-size:.68rem;color:var(--amber);letter-spacing:.16em;
  display:block;margin-bottom:9px}
.step h3{font-size:1.06rem;margin-bottom:.5em}
.step p{font-size:.92rem;color:var(--text-2);margin:0}
@media(max-width:880px){.steps{grid-template-columns:repeat(2,1fr);gap:34px}
  .rail{display:none}.step{padding-top:38px}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}

/* principles list (about) */
.princ{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.princ:last-child{border-bottom:0}
.princ svg{width:26px;height:26px;flex:none;color:var(--steel);margin-top:3px}
.princ strong{display:block;margin-bottom:4px;font-family:var(--display);
  font-size:1.02rem;letter-spacing:-.02em}
.princ span{color:var(--text-2);font-size:.95rem}

/* forms */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:44px}}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:620px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-3)}
.field input,.field select,.field textarea{
  font-family:var(--body);font-size:1rem;color:var(--text);padding:14px 15px;
  border:1px solid var(--line-hi);background:var(--panel);border-radius:0;
  transition:border-color .2s,box-shadow .2s}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;
  border-color:var(--amber);box-shadow:0 0 0 3px rgba(255,176,32,.12)}
.field textarea{resize:vertical;min-height:140px}
.form-note{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;
  color:var(--text-3);margin-top:14px}

/* CTA */
.cta{border:1px solid var(--line-hi);background:var(--panel);padding:64px 40px;
  text-align:center;position:relative}
.cta::before{content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 100% at 50% 0%,rgba(255,176,32,.10),transparent 70%);
  animation:hum 5s ease-in-out infinite;pointer-events:none}
.cta > *{position:relative;z-index:1}
.cta h2{font-size:clamp(1.8rem,4vw,2.7rem)}
.cta p{color:var(--text-2);margin:0 auto 30px}
.cta .acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
@media(max-width:560px){.cta{padding:44px 22px}}

/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 100px;margin-top:96px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;margin-bottom:44px}
.fgrid h4{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-3);margin:0 0 16px}
.fgrid ul{list-style:none;margin:0;padding:0}
.fgrid li{margin-bottom:10px;font-size:.93rem;color:var(--text-2)}
.fgrid a:hover{color:var(--amber)}
.fbot{border-top:1px solid var(--line);padding-top:22px;display:flex;
  justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:700px){.fgrid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:460px){.fgrid{grid-template-columns:1fr}}

/* mobile dock */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(11,15,17,.94);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);gap:10px}
.dock .btn{flex:1;justify-content:center;padding:15px 12px}
@media(max-width:880px){.dock{display:flex}footer{padding-bottom:120px}}