/* Zia ur Rehman — site styles
   Palette: lilac on a cool paper white, with aubergine ink. */
:root{
  --paper:#fdfcff;
  --ink:#211c33;
  --text:#4c4763;
  --muted:#7b7693;
  --line:#e8e3f3;
  --lilac-50:#f8f5fe;
  --lilac-100:#f0eafc;
  --lilac-300:#c9b8f1;
  --lilac-500:#9b7fe0;
  --lilac-700:#5e3fb0;
  --plum:#2b2142;
  --display:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --w:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--text);font:400 17px/1.7 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3{font-family:var(--display);color:var(--ink);margin:0;font-weight:700;letter-spacing:-.022em}
p{margin:0 0 1em}
a{color:var(--lilac-700);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--lilac-500);outline-offset:3px;border-radius:6px}
b,strong{color:var(--ink);font-weight:600}
.wrap{max-width:var(--w);margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:20;background:rgba(253,252,255,.88);backdrop-filter:blur(12px) saturate(1.3);-webkit-backdrop-filter:blur(12px) saturate(1.3);border-bottom:1px solid transparent;transition:border-color .2s}
.site-head.scrolled{border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font:600 16px/1 var(--display);letter-spacing:-.01em}
.brand img{width:34px;height:34px;border-radius:50%;box-shadow:0 0 0 2px var(--paper),0 0 0 3.5px var(--lilac-300)}
.nav ul{display:flex;gap:6px;list-style:none;margin:0 -14px 0 0;padding:0}
.nav ul a{display:block;padding:7px 14px;border-radius:999px;color:var(--text);text-decoration:none;font-size:15px;font-weight:500}
.nav ul a:hover{background:var(--lilac-50);color:var(--ink)}
.nav ul a[aria-current="page"]{background:var(--lilac-100);color:var(--lilac-700)}

/* ---------- buttons & chips ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:12px;font:600 15.5px/1 var(--body);text-decoration:none;border:1px solid var(--line);background:#fff;color:var(--ink);transition:background .15s,border-color .15s}
.btn:hover{border-color:var(--lilac-300);background:var(--lilac-50);color:var(--ink)}
.btn.primary{background:var(--lilac-700);border-color:var(--lilac-700);color:#fff}
.btn.primary:hover{background:var(--plum);border-color:var(--plum);color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:14px 0 0;padding:0}
.chips li{font-size:13px;line-height:1;font-weight:500;color:var(--lilac-700);background:var(--lilac-50);border:1px solid var(--lilac-100);padding:7px 11px;border-radius:999px}

/* ---------- hero ---------- */
.hero{padding:72px 0 64px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-220px;top:-260px;width:720px;height:720px;border-radius:50%;background:radial-gradient(circle at center,rgba(201,184,241,.26),rgba(201,184,241,0) 62%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:64px;align-items:center}
.avail{display:inline-flex;align-items:center;gap:10px;font-size:14.5px;font-weight:600;color:var(--lilac-700);background:#fff;border:1px solid var(--lilac-100);border-radius:999px;padding:7px 16px 7px 12px;margin:0 0 26px;box-shadow:0 6px 16px -10px rgba(94,63,176,.35)}
.avail::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:#3fb27f;box-shadow:0 0 0 3px rgba(63,178,127,.18)}
@media (prefers-reduced-motion:no-preference){.avail::before{animation:live 2.4s ease-out infinite}}
@keyframes live{0%{box-shadow:0 0 0 0 rgba(63,178,127,.45)}70%,100%{box-shadow:0 0 0 7px rgba(63,178,127,0)}}
.hero h1{font-size:clamp(36px,5vw,60px);line-height:1.12;letter-spacing:-.03em;font-weight:700}
.hero .sub{font:500 clamp(18px,1.8vw,21px)/1.5 var(--body);color:var(--ink);margin:24px 0 0;max-width:none}
.hero .lead{margin:16px 0 0;max-width:62ch}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 28px;list-style:none;margin:44px 0 0;padding:0}
.facts li{padding-left:14px;border-left:3px solid var(--lilac-300);font-size:14.5px;color:var(--muted);line-height:1.45}
.facts strong{display:block;font:650 18px/1.3 var(--display);color:var(--ink);letter-spacing:-.01em}

/* the agent run panel: the one memorable thing on the page */
.run{margin:0;background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 30px 60px -30px rgba(94,63,176,.28)}
.run-cap{font-size:13px;color:var(--muted);margin:0 0 14px}
.ask{background:var(--lilac-700);color:#fff;border-radius:16px 16px 4px 16px;padding:12px 16px;font-size:15.5px;line-height:1.45;margin:0 0 18px 32px}
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{position:relative;padding:0 0 14px 38px;font-size:15px;line-height:1.45;color:var(--ink)}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:-1px;width:24px;height:24px;border-radius:50%;background:var(--lilac-100);color:var(--lilac-700);font:600 12.5px/24px var(--body);text-align:center}
.steps li::after{content:"";position:absolute;left:11.5px;top:27px;bottom:3px;width:1px;background:var(--lilac-300)}
.steps li:last-child::after{display:none}
.steps small{display:block;color:var(--muted);font-size:13.5px}
.answer{margin:6px 0 0;background:var(--lilac-50);border-radius:16px 16px 16px 4px;padding:12px 16px;font-size:15px;line-height:1.5;color:var(--ink);margin-right:24px}
@media (prefers-reduced-motion:no-preference){
  .run .ask,.run .steps li,.run .answer{opacity:0;transform:translateY(6px);animation:rise .45s ease-out forwards}
  .run .ask{animation-delay:.25s}
  .run .steps li:nth-child(1){animation-delay:.7s}
  .run .steps li:nth-child(2){animation-delay:1.05s}
  .run .steps li:nth-child(3){animation-delay:1.4s}
  .run .steps li:nth-child(4){animation-delay:1.75s}
  .run .answer{animation-delay:2.2s}
}
@keyframes rise{to{opacity:1;transform:none}}

/* ---------- sections ---------- */
section{padding:96px 0}
section.tint{background:var(--lilac-50)}
.split{display:grid;grid-template-columns:300px minmax(0,1fr);gap:72px;align-items:start}
.split > .head{position:sticky;top:104px}
.head h2,.full-head h2{font-size:clamp(28px,3.2vw,38px);line-height:1.12;letter-spacing:-.03em}
.head p,.full-head p{margin:16px 0 0;color:var(--text)}
.full-head{max-width:720px;margin-bottom:44px}

/* services / items */
.items{display:grid;grid-template-columns:1fr 1fr;gap:44px 48px}
.item h3{font-size:19px;line-height:1.3;margin-bottom:8px}
.item p{margin:0}
.item.feature{grid-column:1/-1;background:#fff;border:1px solid var(--lilac-100);border-radius:20px;padding:28px 30px}
section.tint .item.feature{background:#fff}
.item.feature h3{font-size:23px}
.aside{margin-top:48px;padding:20px 24px;border-radius:16px;background:#fff;border:1px solid var(--line);font-size:16px}
section:not(.tint) .aside{background:var(--lilac-50);border-color:var(--lilac-100)}

/* projects */
.projects{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.project{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px 34px 30px;display:flex;flex-direction:column}
.project h3{font-size:28px;letter-spacing:-.03em}
.project .kind{margin:6px 0 0;font-weight:600;color:var(--lilac-700);font-size:15px}
.project .role{margin:2px 0 18px;color:var(--muted);font-size:14.5px}
.project ul.points{margin:0 0 4px;padding-left:20px}
.project ul.points li{margin:5px 0}
.project ul.points li::marker{color:var(--lilac-500)}
.agents{margin:20px 0 6px;background:var(--lilac-50);border-radius:16px;padding:20px 22px}
.agents h4{margin:0 0 10px;font:650 16px/1.3 var(--display);color:var(--ink)}
.agents ul{list-style:none;margin:0;padding:0}
.agents li{padding:8px 0;border-top:1px solid var(--lilac-100);font-size:15px;line-height:1.5}
.agents li:first-child{border-top:0;padding-top:0}
.project .chips{margin-top:auto;padding-top:20px}
.after{margin:28px 0 0;color:var(--muted);font-size:15.5px;max-width:760px}

/* approach */
.story{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0 0 48px}
.story div{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px 22px 20px}
.story h3{font-size:16px;color:var(--lilac-700);margin-bottom:8px}
.story p{margin:0;font-size:15.5px}
.principles{display:grid;grid-template-columns:1fr 1fr;gap:28px 48px}
.principles h3{font-size:18px;margin-bottom:4px}
.principles p{margin:0;font-size:16px}

/* skills */
.skills{margin:0}
.skills div{display:grid;grid-template-columns:170px 1fr;gap:16px;padding:18px 0;border-top:1px solid var(--line)}
.skills div:last-child{border-bottom:1px solid var(--line)}
.skills dt{font:650 16px/1.6 var(--display);color:var(--ink);padding-top:6px}
.skills dd{margin:0}
.skills .chips{margin:0}

/* contact */
.contact{padding:24px 0 96px}
.contact-card{background:var(--lilac-50);border:1px solid var(--lilac-100);color:var(--text);border-radius:32px;padding:64px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;position:relative;overflow:hidden}
.contact-card::after{content:"";position:absolute;right:-140px;bottom:-200px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(201,184,241,.35),rgba(201,184,241,0) 65%);pointer-events:none}
.contact-card h2{color:var(--ink);font-size:clamp(30px,3.6vw,44px);letter-spacing:-.03em;line-height:1.1}
.contact-card p{margin:18px 0 0}
.contact-card .btn.primary{margin-top:28px}
.reach{list-style:none;margin:0;padding:0;position:relative;z-index:1;align-self:center}
.reach li{padding:14px 0;border-top:1px solid var(--lilac-100)}
.reach li:first-child{border-top:0}
.reach span{display:block;font-size:13.5px;color:var(--muted)}
.reach a,.reach em{font-style:normal;color:var(--ink);font-weight:600;font-size:17px;text-decoration:none}
.reach a:hover{color:var(--lilac-700);text-decoration:underline}

/* footer */
.site-foot{border-top:1px solid var(--line);padding:28px 0 40px;font-size:14px;color:var(--muted)}
.site-foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-foot a{color:var(--muted)}

/* ---------- about page ---------- */
.about-hero .hero-grid{grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr)}
.role-line{font-weight:600;color:var(--lilac-700);margin:14px 0 0}
.about-lead{font:500 21px/1.55 var(--body);color:var(--ink);margin:24px 0 0;max-width:62ch}
.prose{max-width:66ch}
.prose ul{padding-left:20px;margin:0 0 1em}
.prose li{margin:6px 0}
.prose li::marker{color:var(--lilac-500)}
.portrait{justify-self:center;position:relative;width:min(300px,100%)}
.portrait img{display:block;width:100%;height:auto;border-radius:50%;box-shadow:0 0 0 8px #fff,0 0 0 9px var(--lilac-300),0 40px 70px -30px rgba(94,63,176,.45)}
.portrait figcaption{text-align:center;margin-top:22px;font-size:14px;color:var(--muted)}
.faq details{border-top:1px solid var(--line);padding:18px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;font:600 17.5px/1.4 var(--display);color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:28px;height:28px;border-radius:50%;background:var(--lilac-50) no-repeat center/12px 12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M6 1v10M1 6h10' stroke='%235e3fb0' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:12px 0 0;max-width:64ch}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero-grid,.about-hero .hero-grid{grid-template-columns:1fr;gap:48px}
  .split{grid-template-columns:1fr;gap:32px}
  .split > .head{position:static}
  .projects{grid-template-columns:1fr}
  .contact-card{grid-template-columns:1fr;padding:44px 32px;gap:32px}
  .portrait{width:220px;justify-self:start}
}
@media (max-width:640px){
  body{font-size:16.5px}
  .wrap{padding:0 16px}
  .hero{padding:48px 0 48px}
  section{padding:64px 0}
  .items,.principles,.story,.facts{grid-template-columns:1fr}
  .item.feature{padding:22px}
  .project{padding:24px 20px}
  .skills div{grid-template-columns:1fr;gap:8px}
  .run{padding:18px}
  .contact-card{padding:36px 22px;border-radius:24px}
  .contact{padding-bottom:64px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---------- mobile menu ---------- */
.menu-toggle{display:none}
@media (max-width:760px){
  .menu-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;margin-right:-10px;padding:0 11px;border:0;border-radius:12px;background:transparent;cursor:pointer}
  .menu-toggle:hover{background:var(--lilac-50)}
  .menu-toggle span{display:block;height:2px;width:22px;border-radius:2px;background:var(--ink);transition:transform .2s,opacity .2s}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav{position:relative}
  .nav nav{position:static}
  .menu-toggle{order:2;margin-left:auto}
  .nav nav{order:3}
  .nav ul{display:none;position:absolute;top:calc(100% + 6px);left:16px;right:16px;margin:0;flex-direction:column;gap:2px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px;box-shadow:0 24px 48px -24px rgba(94,63,176,.35)}
  .nav ul.open{display:flex}
  .nav ul a{padding:13px 16px;border-radius:12px;font-size:16px}
  .nav .hide-sm{display:block}
}