/* Indrajit Mahajan — site styles
   The book cover's voice (tall condensed capitals, navy and gold) carries the page.
   Navy bands for hero, health check, book and contact; light reading sections between. */
:root{
  --bg:#F5F6FA; --surface:#FFFFFF; --ink:#0D1830; --muted:#525E79; --line:#D6DCE8;
  --gold:#8A6212; --gold-fill:#C9982F; --on-gold:#191304;
  --band:#0F1F44; --band-2:#16295A; --band-ink:#F4F6FB; --band-muted:#AEBAD6; --band-line:#2E4175; --band-gold:#E6BC5C;
  --code-bg:#EDF0F7; --shadow:0 18px 40px -22px rgba(13,24,48,.45);
  --display:"Big Shoulders Display","Arial Narrow","Roboto Condensed",Impact,sans-serif;
  --body:"Source Sans 3","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#080F20; --surface:#101A33; --ink:#E9EDF6; --muted:#9AA6C2; --line:#243258;
    --gold:#E6BC5C; --gold-fill:#D6A840; --on-gold:#191304;
    --band:#12224A; --band-2:#1A2E63; --band-ink:#F4F6FB; --band-muted:#AEBAD6; --band-line:#34487D; --band-gold:#E6BC5C;
    --code-bg:#0A1328; --shadow:0 18px 40px -22px rgba(0,0,0,.8); color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#080F20; --surface:#101A33; --ink:#E9EDF6; --muted:#9AA6C2; --line:#243258;
  --gold:#E6BC5C; --gold-fill:#D6A840; --on-gold:#191304;
  --band:#12224A; --band-2:#1A2E63; --band-ink:#F4F6FB; --band-muted:#AEBAD6; --band-line:#34487D; --band-gold:#E6BC5C;
  --code-bg:#0A1328; --shadow:0 18px 40px -22px rgba(0,0,0,.8); color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--body)}
img{max-width:100%}
[hidden]{display:none!important}
a{color:inherit}
p{margin:0}
:focus-visible{outline:2px solid var(--gold-fill);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--gold-fill);color:var(--on-gold);padding:10px 16px;z-index:20}
.skip:focus{left:8px;top:8px}

.wrap{max-width:1120px;margin-inline:auto;padding-inline:20px}
h1,h2{font-family:var(--display);font-weight:800;text-transform:uppercase;line-height:.92;letter-spacing:.005em;margin:0;text-wrap:balance}
h2{font-size:clamp(2.4rem,6vw,4rem)}
h3{font:700 1.22rem/1.25 var(--body);margin:0;text-wrap:balance}
.label{font:500 .78rem/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gold);display:flex;align-items:center;gap:10px}
.label::before{content:"";width:28px;height:2px;background:currentColor;flex:none}
.lede{color:var(--muted);max-width:60ch;font-size:1.08rem}
.band{background:var(--band);color:var(--band-ink)}
.band .label{color:var(--band-gold)}
.band .lede{color:var(--band-muted)}
section{padding-block:80px}
.head{display:grid;gap:14px;margin-bottom:38px}

.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:3px;font:700 1rem var(--body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,filter .15s,border-color .15s}
.btn:hover{transform:translateY(-2px)}
.btn.gold{background:var(--gold-fill);color:var(--on-gold)}
.btn.gold:hover{filter:brightness(1.08)}
.btn.ghost{border-color:var(--band-line);color:var(--band-ink);background:transparent}
.btn.ghost:hover{border-color:var(--band-gold)}
.btn .arr{transition:transform .15s}
.btn:hover .arr{transform:translateX(3px)}

/* scroll reveal (only active when JS adds .js to <html>) */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.js [data-reveal].in{opacity:1;transform:none}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:var(--band);color:var(--band-ink);border-bottom:1px solid var(--band-line)}
.top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 24px;padding-block:12px}
.brand{font:800 1.55rem/1 var(--display);text-transform:uppercase;letter-spacing:.04em;text-decoration:none}
.brand span{color:var(--band-gold)}
.top nav{display:flex;flex-wrap:wrap;align-items:center;gap:4px 20px;font-size:.95rem}
.top nav a{text-decoration:none;color:var(--band-muted);padding-block:3px;border-bottom:2px solid transparent}
.top nav a:hover,.top nav a.on{color:var(--band-ink);border-color:var(--band-gold)}
.top nav a.cta{background:var(--gold-fill);color:var(--on-gold);padding:7px 14px;border-radius:3px;border:0;font-weight:700}
.menu{display:none;background:transparent;border:1px solid var(--band-line);color:var(--band-ink);font:500 .8rem var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:8px 12px;border-radius:3px;cursor:pointer}
.progress{position:absolute;left:0;bottom:-1px;height:3px;width:100%;background:var(--band-gold);transform:scaleX(0);transform-origin:left}

/* hero */
.hero{background:linear-gradient(160deg,var(--band) 55%,var(--band-2));overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.8fr);gap:56px;align-items:center;padding-block:60px 56px}
.hero h1{font-size:clamp(3.6rem,11vw,8rem);margin-block:18px 22px}
.hero h1 .was{color:var(--band-muted);text-decoration:line-through;text-decoration-thickness:.06em;text-decoration-color:var(--band-gold)}
.hero h1 .now{color:var(--band-gold);display:block}
.hero h1 small{display:block;font-size:.34em;letter-spacing:.3em;color:var(--band-ink);margin-block:.25em}
.hero .intro{color:var(--band-muted);max-width:52ch;font-size:1.14rem}
.hero .intro b{color:var(--band-ink);font-weight:600}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.portrait{position:relative;justify-self:end;width:100%;max-width:380px}
.portrait img{display:block;width:100%;height:auto;position:relative;z-index:1;filter:saturate(.95)}
.portrait::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:2px solid var(--band-gold)}
.portrait figcaption{position:absolute;z-index:2;left:-18px;bottom:26px;background:var(--gold-fill);color:var(--on-gold);padding:10px 16px;font:500 .74rem/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.portrait figcaption b{display:block;font:800 1.5rem/1 var(--display);letter-spacing:.03em}
.facts{border-top:1px solid var(--band-line)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.fact{padding:22px 18px 24px 0;display:grid;gap:2px}
.fact + .fact{padding-left:18px;border-left:1px solid var(--band-line)}
.fact b{font:800 clamp(2.4rem,5vw,3.4rem)/1 var(--display);color:var(--band-gold);font-variant-numeric:tabular-nums}
.fact span{font-size:.92rem;color:var(--band-muted)}

/* about */
.about{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:start}
.about .pull{font:800 clamp(1.9rem,3.6vw,2.7rem)/1.02 var(--display);text-transform:uppercase;border-left:4px solid var(--gold-fill);padding-left:20px;margin-top:22px}
.about .pull span{color:var(--gold)}
.bio{display:grid;gap:16px;max-width:64ch}
.route{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;list-style:none;padding:0;margin:0;font:500 .82rem var(--mono);text-transform:uppercase;letter-spacing:.08em}
.route li{display:flex;align-items:center;gap:10px}
.route li + li::before{content:"";width:22px;height:1px;background:var(--gold-fill)}
.creds{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.creds li{font:500 .8rem var(--mono);border:1px solid var(--line);padding:5px 10px;border-radius:2px;background:var(--surface)}
.sub{font:500 .74rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:10px}

/* method strip */
.method{background:var(--surface);border-block:1px solid var(--line)}
.method .wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.method div{padding:34px 24px 34px 0;display:grid;gap:8px;align-content:start}
.method div + div{padding-left:24px;border-left:1px solid var(--line)}
.method p{color:var(--muted);font-size:.98rem}

/* programs */
.programs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.program{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--band);padding:26px 24px;display:grid;gap:14px;align-content:start;transition:transform .2s,box-shadow .2s,border-color .2s}
.program:hover,.program.match{transform:translateY(-6px);box-shadow:var(--shadow);border-top-color:var(--gold-fill)}
.program .for{font:500 .74rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.program h3{font:800 2rem/1 var(--display);text-transform:uppercase}
.program p{color:var(--muted)}
.program ul{margin:0;padding:14px 0 0;list-style:none;display:grid;gap:8px;font-size:.97rem;border-top:1px solid var(--line)}
.program li{display:grid;grid-template-columns:14px 1fr;gap:8px}
.program li::before{content:"";width:7px;height:7px;background:var(--gold-fill);transform:rotate(45deg);margin-top:.6em}
.program a{font-weight:700;text-decoration:none;color:var(--gold);margin-top:4px}
.program a:hover{text-decoration:underline}

/* health check */
.check{background:linear-gradient(200deg,var(--band-2),var(--band) 60%)}
.check-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:44px;align-items:start}
.quiz{display:grid;gap:0;border-top:1px solid var(--band-line)}
.q{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 18px;align-items:center;padding-block:14px;border:0;border-bottom:1px solid var(--band-line);margin:0;padding-inline:0;min-width:0}
.q legend{float:left;padding:0;font-weight:600;font-size:1.02rem}
.opts{display:flex;gap:6px}
.opts label{cursor:pointer}
.opts input{position:absolute;opacity:0;pointer-events:none}
.opts span{display:block;font:500 .76rem var(--mono);padding:7px 11px;border:1px solid var(--band-line);border-radius:99px;color:var(--band-muted);white-space:nowrap;transition:background .15s,color .15s,border-color .15s}
.opts label:hover span{border-color:var(--band-gold);color:var(--band-ink)}
.opts input:checked + span{background:var(--gold-fill);border-color:var(--gold-fill);color:var(--on-gold)}
.opts input:focus-visible + span{outline:2px solid var(--band-ink);outline-offset:2px}
.result{position:sticky;top:90px;border:1px solid var(--band-line);background:rgba(255,255,255,.04);padding:24px;display:grid;gap:14px}
.result .score{font:800 4.4rem/.9 var(--display);color:var(--band-gold);font-variant-numeric:tabular-nums}
.result .score small{font-size:.4em;color:var(--band-muted)}
.gauge{height:10px;background:var(--band-line);position:relative}
.gauge i{position:absolute;inset:0 auto 0 0;width:0;background:var(--band-gold);transition:width .5s ease}
.gauge::before,.gauge::after{content:"";position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--band)}
.gauge::before{left:37.5%}
.gauge::after{left:70.8%}
.result h3{font:800 1.9rem/1 var(--display);text-transform:uppercase}
.result p{color:var(--band-muted);font-size:.98rem}
.result .row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.linkbtn{background:none;border:0;color:var(--band-muted);font:600 .92rem var(--body);text-decoration:underline;cursor:pointer;padding:0}
.chart{margin:36px 0 0;border:1px solid var(--band-line);background:rgba(255,255,255,.03);padding:18px 18px 14px;display:grid;gap:10px;min-width:0}
.chart .cap{font:500 .74rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--band-gold);display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.chart .cap span:last-child{color:var(--band-muted)}
.chart svg{width:100%;height:auto;display:block}
.chart .ax{stroke:var(--band-line);stroke-width:1;fill:none}
.chart .ideal{stroke:var(--band-muted);stroke-width:1.5;stroke-dasharray:5 5;fill:none}
.chart .actual{stroke:var(--band-gold);stroke-width:3.5;fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:0}
.chart.in .actual{animation:draw 2.4s ease-out backwards}
.chart text{font:500 11px var(--mono);fill:var(--band-muted)}
.chart text.hl{fill:var(--band-ink)}
.chart .dot{fill:var(--band-gold)}
.chart .ring{fill:none;stroke:var(--band-ink);stroke-width:1.5}
.chart p{font-size:.92rem;color:var(--band-muted)}
@keyframes draw{from{stroke-dashoffset:1}}

/* upcoming */
.ticket{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,260px);background:var(--band);color:var(--band-ink);position:relative;box-shadow:var(--shadow);margin-bottom:26px}
.ticket .main{padding:30px 30px 30px 32px;display:grid;gap:14px;min-width:0}
.ticket .label{color:var(--band-gold)}
.ticket h3{font:800 clamp(2rem,5vw,3rem)/.95 var(--display);text-transform:uppercase}
.ticket dl{display:flex;flex-wrap:wrap;gap:10px 30px;margin:0;font:400 .88rem var(--mono)}
.ticket dt{color:var(--band-muted);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase}
.ticket dd{margin:0}
.ticket .stub{border-left:2px dashed var(--band-line);padding:30px 24px;display:grid;gap:12px;align-content:center;justify-items:start;position:relative}
.ticket .stub::before,.ticket .stub::after{content:"";position:absolute;left:-13px;width:24px;height:24px;border-radius:50%;background:var(--bg)}
.ticket .stub::before{top:-12px}
.ticket .stub::after{bottom:-12px}
.ticket .fee{font:800 4.2rem/.9 var(--display);color:var(--band-gold)}
.ticket .stub small{color:var(--band-muted);font-size:.9rem}
.pill{font:500 .78rem var(--mono);padding:6px 12px;border-radius:99px;border:1px solid var(--line);white-space:nowrap}
.ticket .pill{border-color:var(--band-line)}
a.pill{background:var(--gold-fill);color:var(--on-gold);border-color:transparent;text-decoration:none}
.sessions{display:grid;border-top:1px solid var(--line)}
.session{display:grid;grid-template-columns:minmax(0,130px) minmax(0,1fr) auto;gap:6px 24px;align-items:center;padding-block:18px;border-bottom:1px solid var(--line)}
.session .when{font:500 .8rem var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.session p{color:var(--muted);font-size:.95rem}
.notify{margin-top:34px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold-fill);padding:24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:16px 32px;align-items:center}
.notify p{color:var(--muted);font-size:.97rem;margin-top:4px}
.notify form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:10px}
.notify input{font:400 1rem var(--body);padding:12px 14px;border:1px solid var(--line);border-radius:3px;background:var(--bg);color:var(--ink);min-width:0;width:100%}
.notify .msg{grid-column:1/-1;font-size:.92rem;color:var(--muted)}
.hp{position:absolute;left:-9999px}

/* resources */
.tools{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center;justify-content:space-between;margin-bottom:22px}
.filters{display:flex;flex-wrap:wrap;gap:8px}
.filters button{font:500 .85rem var(--mono);padding:8px 15px;border-radius:99px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--band);color:var(--band-ink);border-color:var(--band)}
.search{font:400 1rem var(--body);padding:9px 14px;border:1px solid var(--line);border-radius:3px;background:var(--surface);color:var(--ink);width:min(100%,260px)}
.shelf{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}
.res{background:var(--surface);border:1px solid var(--line);min-width:0;transition:border-color .15s}
.res:hover,.res[open]{border-color:var(--gold-fill)}
.res summary{cursor:pointer;padding:18px 20px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 12px;align-items:center;list-style:none}
.res summary::-webkit-details-marker{display:none}
.res summary small{grid-column:1/-1;font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.res summary strong{font:700 1.1rem/1.3 var(--body)}
.res summary i{width:26px;height:26px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font:500 1rem/1 var(--mono);font-style:normal;transition:transform .2s}
.res[open] summary i{transform:rotate(45deg)}
.res .body{border-top:1px solid var(--line);padding:16px 20px 20px;display:grid;gap:12px}
.res pre{margin:0;background:var(--code-bg);padding:14px;font:400 .84rem/1.55 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;border-left:3px solid var(--gold-fill)}
.res .row{display:flex;flex-wrap:wrap;gap:8px}
.copy{font:700 .9rem var(--body);padding:8px 16px;border-radius:3px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
.copy:hover{border-color:var(--gold-fill)}
.empty{color:var(--muted);grid-column:1/-1}

/* book */
.bookband{background:linear-gradient(200deg,var(--band-2),var(--band) 60%)}
.book{display:grid;grid-template-columns:minmax(0,270px) minmax(0,1fr);gap:60px;align-items:center}
.cover-img{display:block;width:100%;max-width:270px;height:auto;transform:rotate(-4deg);box-shadow:18px 22px 0 -4px var(--band-gold),0 30px 50px -20px rgba(0,0,0,.7);transition:transform .3s}
.cover-img:hover{transform:rotate(0)}
.book .text{display:grid;gap:16px;max-width:58ch}
.book h2 span{color:var(--band-gold)}
.book .text p{color:var(--band-muted)}
.book .text p.tag{font:800 1.7rem/1 var(--display);text-transform:uppercase;letter-spacing:.04em;color:var(--band-ink)}
.book .btn{justify-self:start}

/* contact + footer */
.contact{border-top:1px solid var(--band-line)}
.contact .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:end}
.contact h2{font-size:clamp(2.8rem,8vw,5.6rem)}
.contact h2 span{color:var(--band-gold)}
footer{background:var(--band);color:var(--band-muted);border-top:1px solid var(--band-line);font-size:.88rem}
footer .wrap{padding-block:18px;display:flex;flex-wrap:wrap;gap:6px 20px;justify-content:space-between}
footer a{text-decoration:none}
footer a:hover{color:var(--band-ink)}

/* simple pages (404, thanks) */
.simple{min-height:100vh;display:grid;place-items:center;text-align:left}
.simple .wrap{display:grid;gap:18px;justify-items:start}
.simple h1{font-size:clamp(3rem,12vw,7rem)}
.simple h1 span{color:var(--band-gold)}

@media (max-width:900px){
  .menu{display:block}
  .top nav{display:none;width:100%;flex-direction:column;align-items:flex-start;gap:2px;padding-block:8px 6px}
  .top nav.open{display:flex}
  .top nav a{padding-block:8px}
  .hero .wrap,.about,.book,.ticket,.contact .wrap,.check-grid,.notify{grid-template-columns:minmax(0,1fr)}
  .programs,.shelf,.method .wrap{grid-template-columns:minmax(0,1fr)}
  .method div{padding:24px 0}
  .method div + div{padding-left:0;border-left:0;border-top:1px solid var(--line)}
  .facts .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fact:nth-child(3){padding-left:0;border-left:0}
  .fact:nth-child(n+3){border-top:1px solid var(--band-line)}
  .portrait{justify-self:start;max-width:300px;margin-right:18px}
  .portrait figcaption{left:0}
  .q{grid-template-columns:minmax(0,1fr)}
  .result{position:static}
  .ticket .stub{border-left:0;border-top:2px dashed var(--band-line)}
  .ticket .stub::before{top:-13px;left:-12px}
  .ticket .stub::after{top:-13px;bottom:auto;left:auto;right:-12px}
  .session{grid-template-columns:minmax(0,1fr)}
  .session .pill{justify-self:start}
  .notify form{grid-template-columns:minmax(0,1fr)}
  section{padding-block:56px}
  .hero .wrap{padding-block:40px 48px;gap:36px}
  .book{gap:44px}
  .cover-img{max-width:200px}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .js [data-reveal]{opacity:1;transform:none;transition:none}
  .chart.in .actual{animation:none}
  .btn,.program,.cover-img,.btn .arr,.gauge i{transition:none}
}