/* ————————————————————————————————
   Vipnanan Pararmarsa — design system
   charcoal-navy / cool white / cobalt, editorial dark
———————————————————————————————— */
:root{
  --ink:        #0a0d13;
  --ink-2:      #0f131b;
  --ink-3:      #161c26;
  --line:       #222a37;
  --paper:      #eef1f6;
  --paper-dim:  #97a0af;
  --accent:   #4f7cff;
  --accent-2: #6b90ff;
  --teal:       #46b0c8;

  --serif: "Fraunces", Georgia, serif;
  --sans:  "Inter", -apple-system, system-ui, sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, monospace;
  --hindi: "Tiro Devanagari Hindi", serif;

  --w: 1160px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
@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{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--accent);color:#fff}

.container{max-width:var(--w);margin:0 auto;padding:0 24px}
main section{padding:96px 0}

h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:-.01em}
a{color:inherit}
[lang="hi"]{font-family:var(--hindi)}

.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:var(--ink);padding:8px 16px;z-index:99}
.skip:focus{left:8px;top:8px}

/* ————— nav ————— */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;gap:32px;
  padding:14px 28px;
  background:color-mix(in srgb, var(--ink) 78%, transparent);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid color-mix(in srgb, var(--line) 60%, transparent);
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.brand-mark{width:30px;height:30px;color:var(--accent);flex:none}
.brand-text{font-family:var(--serif);font-size:1.05rem;font-weight:600;letter-spacing:.01em;display:flex;flex-direction:column;line-height:1.15}
.brand-hi{font-size:.66rem;color:var(--paper-dim);font-weight:400;letter-spacing:.14em}
.nav nav{display:flex;gap:26px}
.nav nav a{
  text-decoration:none;font-size:.92rem;color:var(--paper-dim);
  transition:color .2s;
}
.nav nav a:hover{color:var(--paper)}

/* ————— buttons ————— */
.btn{
  display:inline-block;
  background:var(--accent);color:#fff;
  font-weight:600;font-size:.95rem;text-decoration:none;
  padding:13px 26px;border:1px solid var(--accent);border-radius:999px;
  transition:background .2s,transform .15s;
  cursor:pointer;font-family:var(--sans);
}
.btn:hover{background:var(--accent-2);border-color:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--paper);border-color:var(--line)}
.btn-ghost:hover{background:var(--ink-3);border-color:var(--paper-dim);}
.btn-small{padding:9px 20px;font-size:.88rem}

/* ————— hero ————— */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;padding:140px 0 60px}
#graph{position:absolute;inset:0;width:100%;height:100%;}
.hero-inner{position:relative;max-width:var(--w);margin:0 auto;padding:0 24px;width:100%}
.eyebrow{
  font-family:var(--mono);font-size:.82rem;letter-spacing:.08em;
  color:var(--accent);margin-bottom:26px;
}
.eyebrow [lang="hi"]{font-size:.95rem}
.eyebrow .dot{margin:0 10px;color:var(--paper-dim)}
.hero h1{
  font-size:clamp(3.2rem, 9vw, 7rem);
  font-weight:400;
  max-width:12ch;
}
.hero h1 em{font-style:italic;font-weight:300;color:var(--accent)}
.lede{max-width:56ch;margin:30px 0 38px;font-size:clamp(1.02rem,1.6vw,1.2rem);color:var(--paper-dim)}
.lede,.section-sub{text-wrap:pretty}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{
  display:flex;gap:48px;flex-wrap:wrap;list-style:none;
  margin-top:64px;padding-top:28px;border-top:1px solid var(--line);
}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-family:var(--serif);font-size:2rem;font-weight:500;color:var(--accent)}
.hero-stats span{font-size:.85rem;color:var(--paper-dim)}

/* ————— ticker ————— */
.ticker{overflow:hidden;border-block:1px solid var(--line);background:var(--ink-2);padding:14px 0;white-space:nowrap}
.ticker-track{display:inline-flex;gap:0;animation:tick 36s linear infinite}
.ticker-track span{
  font-family:var(--mono);font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--paper-dim);padding:0 32px;position:relative;
}
.ticker-track span::after{content:"✦";position:absolute;right:-8px;color:var(--accent);opacity:.6}
@keyframes tick{to{transform:translateX(-50%)}}

/* ————— client work (lives inside #proof) ————— */
.clients-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:92px}
.client{
  background:var(--ink-2);border:1px solid var(--line);border-radius:18px;
  padding:34px 34px 32px;
  transition:border-color .25s, transform .25s;
}
.client:hover{border-color:color-mix(in srgb, var(--accent) 45%, var(--line));transform:translateY(-3px)}
.client-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.client-num{font-family:var(--mono);font-size:.8rem;color:var(--accent);letter-spacing:.1em}
.client-role{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper-dim);border:1px solid var(--line);border-radius:999px;padding:5px 12px;
  white-space:nowrap;
}
.client h3{font-size:clamp(1.6rem,2.6vw,2rem);margin-bottom:20px}
.client-lead{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(1.12rem,1.7vw,1.32rem);line-height:1.5;
  color:var(--paper);text-wrap:pretty;
  padding-left:18px;border-left:2px solid var(--accent);
  margin-bottom:20px;
}
.client-detail{color:var(--paper-dim);font-size:1rem;line-height:1.7;text-wrap:pretty}

/* sub-header separating client work from the self-referential proof below */
.proof-divider{max-width:640px;margin-bottom:48px}
.proof-divider h3{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-top:4px}

@media (max-width: 780px){
  .clients-grid{grid-template-columns:1fr;margin-bottom:64px}
  .client{padding:28px 26px 26px}
}

/* ————— pov ————— */
.pov{padding-bottom:24px!important}
.pov-line{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(1.4rem,3vw,2.1rem);line-height:1.45;
  max-width:34ch;
  margin:0 auto;text-align:center;color:var(--paper);
}
.pov-line s{color:var(--paper-dim);text-decoration-color:var(--accent)}
.pov-line em{font-style:italic;color:var(--accent)}
.pov-line strong{font-weight:500}

/* ————— sections ————— */
.section-head{max-width:640px;margin-bottom:56px}
.kicker{font-family:var(--mono);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.section-head h2{font-size:clamp(2rem,4.5vw,3.2rem)}
.section-sub{margin-top:16px;color:var(--paper-dim);font-size:1.02rem}

/* ————— cards ————— */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:var(--ink-2);
  border:1px solid var(--line);
  border-radius:16px;
  padding:30px 28px 26px;
  display:flex;flex-direction:column;gap:14px;
  transition:border-color .25s, transform .25s, background .25s;
}
.card:hover{border-color:color-mix(in srgb, var(--accent) 55%, var(--line));transform:translateY(-3px);background:var(--ink-3)}
.card-wide{grid-column:span 3;flex-direction:row;flex-wrap:wrap;align-items:flex-start;gap:14px 40px}
.card-wide h3{flex-basis:100%}
.card-wide p:not(.card-kpi){flex:2;min-width:280px}
.card-wide .chips{flex:1;min-width:220px}
.card-wide .card-kpi{flex-basis:100%}
.card-top{display:flex;justify-content:space-between;align-items:center;width:100%}
.card-num{font-family:var(--mono);font-size:.8rem;color:var(--accent);letter-spacing:.1em}
.card-icon{width:26px;height:26px;color:var(--paper-dim)}
.card:hover .card-icon{color:var(--accent)}
.card h3{font-size:1.45rem}
.card p{color:var(--paper-dim);font-size:.95rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.chips li{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.02em;
  color:var(--paper);background:var(--ink);border:1px solid var(--line);
  padding:5px 11px;border-radius:999px;
}
.card-kpi{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-style:italic;font-family:var(--serif);font-size:.98rem!important;color:var(--paper)!important;
}

/* ————— approach ————— */
.approach{background:var(--ink-2);border-block:1px solid var(--line)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.steps li{position:relative;padding:26px 22px;border:1px solid var(--line);border-radius:16px;background:var(--ink)}
.steps li::before{
  content:"";position:absolute;top:38px;right:-19px;width:20px;height:1px;
  background:var(--accent);opacity:.5;
}
.steps li:last-child::before{display:none}
.step-num{font-family:var(--mono);font-size:.75rem;color:var(--accent);letter-spacing:.14em;text-transform:uppercase}
.steps h3{font-size:1.35rem;margin:10px 0 10px}
.steps p{font-size:.92rem;color:var(--paper-dim)}

/* ————— proof ————— */
.proof-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.proof-item{padding:22px 0;border-top:1px solid var(--line)}
.proof-item h3{font-size:1.25rem;margin-bottom:8px}
.proof-item p{color:var(--paper-dim);font-size:.95rem}
.proof-item a{color:var(--accent);text-underline-offset:3px}
.terminal{
  background:#0d0d12;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  position:sticky;top:110px;
}
.terminal figcaption{
  display:flex;align-items:center;gap:7px;
  background:var(--ink-3);padding:11px 16px;
  font-family:var(--mono);font-size:.75rem;color:var(--paper-dim);
}
.tdot{width:10px;height:10px;border-radius:50%;background:var(--line)}
.terminal figcaption .tdot:first-child{background:#e0655a}
.terminal figcaption .tdot:nth-child(2){background:var(--accent)}
.terminal figcaption .tdot:nth-child(3){background:var(--teal)}
.terminal pre{padding:22px 20px;overflow-x:auto}
.terminal code{font-family:var(--mono);font-size:.8rem;line-height:1.7;color:var(--teal)}
.terminal .c{color:var(--paper-dim);font-style:italic}

/* ————— engagements ————— */
.engage{background:linear-gradient(180deg,var(--ink) 0%,var(--ink-2) 100%);border-top:1px solid var(--line)}
.engage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.engage-card{border:1px solid var(--line);border-radius:16px;padding:30px 28px;background:var(--ink)}
.engage-card h3{font-size:1.4rem}
.engage-meta{font-family:var(--mono);font-size:.75rem;color:var(--accent);letter-spacing:.1em;text-transform:uppercase;margin:10px 0 14px}
.engage-card p:last-child{color:var(--paper-dim);font-size:.95rem}

/* ————— faq ————— */
.faq details{border-top:1px solid var(--line)}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;
  font-family:var(--serif);font-size:1.3rem;font-weight:500;
  padding:24px 44px 24px 0;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-family:var(--mono);font-size:1.4rem;color:var(--accent);transition:transform .25s;
}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 0 26px;max-width:72ch;color:var(--paper-dim)}
.faq details strong{color:var(--paper);font-weight:500}

/* ————— contact ————— */
.contact{background:var(--ink-2);border-top:1px solid var(--line)}
.contact-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:start}
.contact h2{font-size:clamp(2rem,4vw,3rem)}
.contact-mail{margin-top:28px}
.contact-mail a{
  font-family:var(--serif);font-size:clamp(1.2rem,2.4vw,1.6rem);color:var(--accent);
  text-decoration-thickness:1px;text-underline-offset:5px;
}
.contact-loc{margin-top:10px;font-family:var(--mono);font-size:.8rem;color:var(--paper-dim);letter-spacing:.06em}
.contact-form{display:flex;flex-direction:column;gap:16px;background:var(--ink);border:1px solid var(--line);border-radius:16px;padding:28px}
.contact-form label{display:flex;flex-direction:column;gap:7px;font-size:.85rem;color:var(--paper-dim)}
.contact-form input,.contact-form textarea{
  background:var(--ink-2);border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;color:var(--paper);font-family:var(--sans);font-size:.95rem;
  transition:border-color .2s;resize:vertical;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent)}
.form-note{font-size:.78rem;color:var(--paper-dim);text-align:center}

/* ————— footer ————— */
.footer{border-top:1px solid var(--line);padding:44px 0 40px;background:var(--ink)}
.footer-inner{display:flex;flex-wrap:wrap;gap:24px 48px;align-items:center}
.footer-brand{font-family:var(--serif);font-weight:600}
.footer-brand [lang="hi"]{color:var(--paper-dim);font-weight:400}
.footer-tag{font-size:.85rem;color:var(--paper-dim)}
.footer-inner nav{display:flex;gap:22px;margin-left:auto}
.footer-inner nav a{font-size:.85rem;color:var(--paper-dim);text-decoration:none}
.footer-inner nav a:hover{color:var(--paper)}
.footer-fine{flex-basis:100%;font-size:.78rem;color:var(--paper-dim);opacity:.7}

/* ————— consent banner ————— */
.consent{
  position:fixed;right:20px;bottom:20px;z-index:60;
  max-width:400px;
  display:flex;flex-direction:column;gap:16px;
  background:var(--ink-2);
  border:1px solid var(--line);
  border-radius:16px;
  padding:22px 24px;
  box-shadow:0 18px 50px rgba(0,0,0,.55);
  animation:consent-in .45s ease both;
}
.consent[hidden]{display:none}
@keyframes consent-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.consent-text{font-size:.88rem;line-height:1.6;color:var(--paper-dim)}
.consent-text strong{color:var(--paper);font-weight:500}
.consent-actions{display:flex;gap:10px;flex-wrap:wrap}
@media (max-width: 640px){
  .consent{left:12px;right:12px;bottom:12px;max-width:none;padding:18px 20px}
}

/* ————— reveal on scroll ————— */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ————— responsive ————— */
@media (max-width: 980px){
  .cards{grid-template-columns:1fr 1fr}
  .card-wide{grid-column:span 2}
  .steps{grid-template-columns:1fr 1fr}
  .steps li::before{display:none}
  .proof-grid,.contact-inner{grid-template-columns:1fr}
  .terminal{position:static}
  .engage-grid{grid-template-columns:1fr}
}
@media (max-width: 640px){
  main section{padding:64px 0}
  .nav{gap:14px;padding:12px 16px}
  .nav nav{display:none}
  .cards{grid-template-columns:1fr}
  .card-wide{grid-column:span 1;flex-direction:column}
  .steps{grid-template-columns:1fr}
  .hero{min-height:0;padding:130px 0 40px}
  .hero-stats{gap:28px}
}