/* Nitin Rajput · shared styles
   Concept: a delivery dashboard for one career. Archivo for headings, IBM Plex for reading and data.
   A dashed critical path with milestone diamonds runs down the right margin; navigation moves to a left rail on scroll. */
:root{
  --paper:#F3F2EE; --paper-2:#E8E6E0; --card:#FFFFFF; --ink:#0F1012; --ink-2:#3B3D42; --muted:#7D7F86; --line:rgba(15,16,18,.10);
  --blue:#2B55F0; --blue-soft:#E2E8FD; --green:#2B55F0; --green-soft:#E2E8FD; --amber:#B86E00; --amber-soft:#FBEED6; --violet:#5C82FF; --violet-soft:#E6ECFF;
  --display:"Archivo",ui-sans-serif,system-ui,sans-serif; --body:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"Mulish",ui-sans-serif,system-ui,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1); --gut:clamp(16px,4vw,52px); --rail:0px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 12px 30px -14px rgba(0,0,0,.18); --shadow-lg:0 30px 70px -30px rgba(0,0,0,.35);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0F1012; --paper-2:#1A1B1E; --card:#1C1D20; --ink:#F1F0EC; --ink-2:#C9C8C3; --muted:#8C8D93; --line:rgba(241,240,236,.12);
  --blue:#7390FF; --blue-soft:#1B2447; --green:#7390FF; --green-soft:#1B2447; --amber:#F0B24A; --amber-soft:#2E2412; --violet:#9DB4FF; --violet-soft:#1F2850; color-scheme:dark;
}}
:root[data-theme="dark"]{
  --paper:#0F1012; --paper-2:#1A1B1E; --card:#1C1D20; --ink:#F1F0EC; --ink-2:#C9C8C3; --muted:#8C8D93; --line:rgba(241,240,236,.12);
  --blue:#7390FF; --blue-soft:#1B2447; --green:#7390FF; --green-soft:#1B2447; --amber:#F0B24A; --amber-soft:#2E2412; --violet:#9DB4FF; --violet-soft:#1F2850; color-scheme:dark;
}
@media (min-width:1100px){:root{--rail:196px}}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer}
::selection{background:var(--blue);color:#fff}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;z-index:300;background:var(--ink);color:var(--paper);padding:10px 14px;border-radius:10px}
.skip:focus{left:8px}
.mono{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.07em;text-transform:uppercase}
.wrap{padding-left:max(var(--gut),var(--rail));padding-right:var(--gut);max-width:1480px;margin-inline:auto}
main{position:relative}
section{position:relative;z-index:1}
h2.big{font-family:var(--display);font-weight:700;font-size:clamp(38px,5.4vw,84px);line-height:.98;letter-spacing:-.035em;text-wrap:balance;max-width:1100px}
h2.big .soft{color:var(--muted)}
.kicker{display:flex;align-items:center;gap:12px;color:var(--muted);margin-bottom:22px}
.kicker b{font-weight:500;color:var(--blue)}
.kicker::before{content:"";width:9px;height:9px;background:var(--blue);transform:rotate(45deg)}
.lede{font-size:clamp(17px,1.4vw,19px);color:var(--ink-2);max-width:680px;margin-top:20px;line-height:1.6}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:50px;padding:0 22px;border-radius:999px;border:0;font-weight:600;font-size:15px;white-space:nowrap;transition:transform .3s var(--ease),box-shadow .3s,background .2s}
.btn svg{width:18px;height:18px}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink:hover{box-shadow:0 14px 30px -12px rgba(0,0,0,.45)}
.btn-line{border:1px solid var(--line);background:color-mix(in srgb,var(--card) 60%,transparent);color:var(--ink)}
.btn-line:hover{background:var(--card)}
.status{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;padding:6px 12px 6px 10px;border-radius:999px;background:var(--blue-soft);color:var(--blue);white-space:nowrap}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;animation:ping 2.2s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--blue) 60%,transparent)}70%,100%{box-shadow:0 0 0 8px transparent}}
.pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding:4px 9px;border-radius:6px;white-space:nowrap}
.pill.done{background:var(--blue-soft);color:var(--blue)}
.pill.prog{background:var(--amber-soft);color:var(--amber)}
.pill.blue{background:var(--blue-soft);color:var(--blue)}

/* ============ header + left rail ============ */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:60;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding:14px var(--gut);transition:background .35s,box-shadow .35s,opacity .35s}
header.top.scrolled{background:color-mix(in srgb,var(--paper) 84%,transparent);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);box-shadow:0 1px 0 var(--line)}
header.top.hide{background:transparent;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;pointer-events:none}
header.top.hide .brand,header.top.hide .tools{opacity:0;transform:translateY(-8px)}
header.top.hide .navlinks a{visibility:hidden}
.brand,.tools{transition:opacity .35s,transform .45s var(--ease)}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:-.02em;white-space:nowrap}
.brand i{width:12px;height:12px;background:var(--blue);transform:rotate(45deg);display:inline-block}
.navlinks{display:flex;gap:2px;font-size:14px}
.navlinks a{padding:8px 12px;border-radius:999px;color:var(--ink-2);transition:background .2s,color .2s}
.navlinks a:hover{background:var(--paper-2);color:var(--ink)}
.navlinks a.active{color:var(--ink);background:var(--paper-2)}
.tools{display:flex;justify-content:flex-end;align-items:center;gap:10px}
.tools .btn{height:42px;padding:0 16px;font-size:14px}
.rail{position:fixed;left:22px;top:50%;transform:translateY(-50%);z-index:70;display:flex;flex-direction:column;gap:2px;padding:14px 8px;border-radius:22px;background:color-mix(in srgb,var(--card) 80%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .35s}
.rail.on{opacity:1;pointer-events:auto}
.rail .rb{display:flex;align-items:center;gap:10px;padding:4px 10px 12px;font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:-.02em;border-bottom:1px solid var(--line);margin-bottom:6px}
.rail .rb i{width:10px;height:10px;background:var(--blue);transform:rotate(45deg)}
.rail a.rl{display:flex;align-items:center;gap:12px;padding:8px 12px;border-radius:12px;font-size:14px;color:var(--ink-2);transition:background .2s,color .2s;white-space:nowrap}
.rail a.rl::before{content:"";width:7px;height:7px;border:1.5px solid currentColor;transform:rotate(45deg);opacity:.5;transition:all .3s var(--ease)}
.rail a.rl:hover{background:var(--paper-2);color:var(--ink)}
.rail a.rl.active{color:var(--ink);font-weight:600}
.rail a.rl.active::before{background:var(--blue);border-color:var(--blue);opacity:1;transform:rotate(45deg) scale(1.25)}
.rail .rf{margin-top:8px;padding-top:10px;border-top:1px solid var(--line);display:grid;gap:6px}
.rail .rf .btn{height:38px;font-size:13px;padding:0 14px}
@media (max-width:1099px){.rail{display:none}header.top.hide{background:color-mix(in srgb,var(--paper) 84%,transparent);pointer-events:auto}header.top.hide .brand,header.top.hide .tools{opacity:1;transform:none}}
@media (max-width:1020px){.navlinks{display:none}header.top{grid-template-columns:1fr auto}}
@media (max-width:560px){header.top .status{display:none}}

/* ============ critical path ============ */
#thread{position:absolute;left:0;top:0;width:100%;pointer-events:none;z-index:0;overflow:hidden}
#thread svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
#thread .dash{fill:none;stroke:var(--ink);stroke-width:1.4;stroke-dasharray:5 7;stroke-linecap:round;opacity:.4}
#thread .glow{fill:none;stroke:var(--blue);stroke-width:2.6;stroke-linecap:round;filter:drop-shadow(0 0 4px var(--blue)) drop-shadow(0 0 10px color-mix(in srgb,var(--blue) 60%,transparent))}
#thread .tip{position:absolute;left:0;top:0;width:16px;height:16px;margin:-8px 0 0 -8px;border-radius:50%;opacity:0;transition:opacity .3s;
  background:radial-gradient(circle at 50% 50%,#fff 0 22%,#9DB0FF 40%,#2B55F0 72%);
  box-shadow:0 0 10px 3px rgba(43,85,240,.75),0 0 30px 10px rgba(43,85,240,.35),0 0 60px 22px rgba(43,85,240,.15)}
#thread .tip::before,#thread .tip i{content:"";position:absolute;inset:-7px;border-radius:50%;border:1.5px solid rgba(43,85,240,.55);animation:orb 2.2s ease-out infinite}
#thread .tip i{animation-delay:1.1s}
@keyframes orb{0%{transform:scale(.6);opacity:1}100%{transform:scale(2.4);opacity:0}}
#thread .ms{position:absolute;width:12px;height:12px;margin:-6px 0 0 -6px;background:var(--paper);border:1.5px solid color-mix(in srgb,var(--ink) 45%,transparent);transform:rotate(45deg);transition:background .4s,border-color .4s,box-shadow .5s}
#thread .ms.on{background:var(--blue);border-color:var(--blue);box-shadow:0 0 0 4px color-mix(in srgb,var(--blue) 18%,transparent),0 0 16px color-mix(in srgb,var(--blue) 70%,transparent)}
#thread .ms.burst{animation:burst .9s ease-out}
@keyframes burst{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--blue) 70%,transparent),0 0 16px var(--blue)}100%{box-shadow:0 0 0 22px transparent,0 0 16px color-mix(in srgb,var(--blue) 70%,transparent)}}
#thread .lbl{position:absolute;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);white-space:nowrap;transform:translate(-100%,-50%);padding-right:16px;opacity:0;transition:opacity .5s,color .3s}
#thread .lbl.on{opacity:1;color:var(--blue)}
.anchor{height:0;position:relative}
@media (max-width:760px){#thread{display:none}}

/* ============ cards & shared bits ============ */
.cur{position:fixed;left:0;top:0;z-index:250;pointer-events:none;width:10px;height:10px;margin:-5px 0 0 -5px;background:var(--blue);opacity:0;transition:width .3s var(--ease),height .3s var(--ease),margin .3s var(--ease),opacity .3s,border-radius .3s,background .3s}
.cur.hov{width:36px;height:36px;margin:-18px 0 0 -18px;background:color-mix(in srgb,var(--blue) 20%,transparent);border-radius:50%}
@media (hover:none),(pointer:coarse){.cur{display:none}}

/* ============ contact (always dark) ============ */
.contact{margin:0 10px;border-radius:clamp(24px,4vw,44px);background:#0B0C0E;color:#F1F0EC;overflow:hidden;position:relative;transform-origin:50% 0;box-shadow:0 -40px 90px -40px rgba(11,12,14,.55);will-change:transform}
/* mirrored, tighter crop of the dark portrait on the left, so it differs from the hero and faces the form */
.contact .photo{position:absolute;left:0;top:0;bottom:0;width:50%;background:url("nitin-rajput-portrait-dark.webp") 60% 14%/auto 165% no-repeat;transform:scaleX(-1)}
.contact .photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0B0C0E 0%,rgba(11,12,14,.55) 22%,transparent 50%),linear-gradient(0deg,#0B0C0E 0%,transparent 30%)}
.contact .in{position:relative;z-index:1;margin-left:auto;width:min(760px,54%);padding:clamp(48px,7vw,100px) var(--gut) clamp(48px,7vw,100px) clamp(16px,3vw,40px)}
.contact h2.big{color:#F1F0EC}
.contact h2.big .soft{color:rgba(241,240,236,.5)}
.contact .kicker{color:rgba(255,255,255,.55)}.contact .kicker b{color:#9DB0FF}
.contact .kicker::before{background:#9DB0FF}
.contact .lede{color:rgba(255,255,255,.72)}
.direct{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.direct .btn-line{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff}
.direct .btn-line:hover{background:rgba(255,255,255,.12)}
.direct .btn-ink{background:#F1F0EC;color:#0B0C0E}
form.hire{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fl{position:relative;min-width:0}
.fl.full{grid-column:1/-1}
.fl input,.fl textarea{width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:22px 14px 8px;color:#fff;font-size:15px;outline:none;transition:border-color .2s,box-shadow .2s;color-scheme:dark}
.fl textarea{min-height:120px;resize:vertical}
.fl label{position:absolute;left:15px;right:15px;top:15px;font-size:15px;color:rgba(255,255,255,.5);pointer-events:none;transition:all .2s var(--ease);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fl input:focus+label,.fl input:not(:placeholder-shown)+label,.fl textarea:focus+label,.fl textarea:not(:placeholder-shown)+label{top:7px;font-size:11.5px}
.fl input:focus,.fl textarea:focus{border-color:#9DB0FF;box-shadow:0 0 0 3px rgba(157,176,255,.2)}
.fl.err input,.fl.err textarea{border-color:#FF7A7A}
.send{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:4px}
.send small{color:rgba(255,255,255,.55);font-size:13px}
.send .btn{background:#2B55F0;color:#fff;height:54px;padding:0 26px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.msg{grid-column:1/-1;font-size:14px;min-height:20px;color:#FF9C9C}
.thanks{display:none;margin-top:34px;padding:22px;border-radius:18px;background:rgba(43,85,240,.14);border:1px solid rgba(157,176,255,.4)}
.thanks.show{display:block}
.thanks b{display:block;font-size:18px;margin-bottom:4px}
@media (max-width:900px){.contact .photo{position:relative;width:100%;height:340px;background-size:auto 150%;background-position:58% 16%}.contact .photo::after{background:linear-gradient(0deg,#0B0C0E 0%,transparent 60%)}.contact .in{width:auto;margin-left:0;padding-left:var(--gut)}form.hire{grid-template-columns:1fr}}

/* ============ footer ============ */
footer{padding-block:clamp(64px,7vw,108px) 30px;position:relative;z-index:1;overflow:hidden}
footer .bye{font-family:var(--display);font-weight:800;font-stretch:112%;font-size:clamp(46px,8.4vw,150px);line-height:.92;letter-spacing:-.04em}
footer .bye .soft{color:var(--muted)}
footer .frow{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:56px;padding-top:22px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
footer .frow a:hover{color:var(--ink)}
footer .frow nav{display:flex;gap:20px;flex-wrap:wrap}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}