/* Aswika Manivannan portfolio (redesign: warm light theme, purple accent, Instrument Serif + Inter). Layout: one reading column (720px) with wider figures (920px). */
:root{
  --paper:#FAF8FC; --surface:#FFFFFF; --ink:#1C1A17; --muted:#6F6A63; --line:#E8E4EE;
  --accent:#7C3AED; --soft:#EFE7FD; --risk:#9A8F86; --risksoft:#F1EEEA; --good:#1C1A17;
  --display:"Instrument Serif",Georgia,"Times New Roman",serif;
  --body:Inter,"Helvetica Neue",Arial,sans-serif;
  --mono:Inter,"Helvetica Neue",Arial,sans-serif;
  --read:720px; --wide:920px; color-scheme:light;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.7;
  background-image:radial-gradient(60% 40% at 0% 0%,rgba(196,170,255,.16),transparent 70%);background-repeat:no-repeat;
  padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
img,video{max-width:100%;display:block}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--display);font-weight:400;line-height:1.08;text-wrap:balance;margin:0}
h1{font-size:clamp(2.6rem,6vw,4rem);font-weight:400;letter-spacing:-0.015em}
h2{font-size:clamp(1.9rem,4vw,2.4rem);font-weight:400;margin-top:3.2rem;margin-bottom:.4rem}
h3{font-size:1.45rem;font-weight:400;margin-top:1.6rem;margin-bottom:.2rem}
p{margin:0 0 1rem}
strong{font-weight:600}

.site-nav{max-width:var(--wide);margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:26px 0}
.site-nav a{text-decoration:none;color:var(--ink)}
.site-nav .name{font-family:var(--display);font-weight:400;font-size:1.7rem;letter-spacing:-.01em}
.site-nav .links{display:flex;gap:6px;font-size:.92rem}
.site-nav .links a{color:var(--muted);padding:6px 14px;border-radius:999px;border:1px solid transparent}
.site-nav .links a:hover{color:var(--ink);border-color:var(--line)}

main{max-width:var(--read);margin:0 auto;padding:48px 0 32px}
.label{font-family:var(--body);font-weight:600;font-size:0.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
main > .label{display:block;margin-bottom:12px}
main > h1{margin-bottom:20px}
main > p:first-of-type{font-size:1.2rem}

.q{font-family:var(--display);font-weight:400;font-size:1.7rem;line-height:1.25;border-left:2px solid var(--accent);padding-left:18px}
ul{padding-left:1.2em;margin:0 0 1rem}
li{margin-bottom:0.45rem}
dl{margin:0}
dt{font-weight:600;margin-top:1rem}
dd{margin:0}

/* meta grid */
.meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px 24px;border-top:1px solid var(--line);padding-top:16px;margin:8px 0 8px;font-size:0.95rem;line-height:1.4}
.meta div{display:flex;flex-direction:column;gap:4px;min-width:0}

/* figures */
.fig{margin:22px 0 30px;line-height:1.4}
@media (min-width:980px){.fig.wide-fig{margin-left:calc((var(--read) - var(--wide))/2);margin-right:calc((var(--read) - var(--wide))/2)}}
.figcap{font-family:var(--mono);font-size:0.75rem;color:var(--muted);margin-top:8px;line-height:1.5}
.funnel{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);background:var(--surface);border-radius:12px;overflow:hidden}
.funnel div{padding:16px;border-left:1px solid var(--line);font-size:0.9rem;color:var(--muted);min-width:0}
.funnel div:first-child{border-left:0}
.funnel b{display:block;font-family:var(--display);font-weight:400;font-size:2.4rem;color:var(--ink);line-height:1;margin-bottom:8px}
.steps,.parts,.prio,.iter{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.steps div,.parts div{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;font-size:0.92rem;color:var(--muted);min-width:0}
.steps b,.parts b{display:block;color:var(--ink);font-family:var(--display);font-weight:400;font-size:1.35rem;margin:4px 0 6px}
.steps span,.parts span,.prio span,.stages span{font-family:var(--body);font-weight:600;font-size:0.7rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.sb{margin:6px 0 0;padding-left:1.05em}
.sb li{margin-bottom:4px}
.acct{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;font-family:var(--mono);font-size:0.85rem}
.acct .r{display:flex;align-items:center;gap:12px;margin:6px 0}
.acct .r span:first-child{width:80px;flex:none}
.acct i{display:inline-block;width:11px;height:16px;background:var(--accent);opacity:.75;margin-right:3px;border-radius:2px}
.acct .t{border-top:1px solid var(--line);margin-top:10px;padding-top:10px;font-family:var(--body);font-size:1rem}
.acct .t b{font-family:var(--display);font-weight:400;font-size:1.8rem;margin-right:4px}
.still{width:100%;border:1px solid var(--line);border-radius:6px}
.video{width:100%;border-radius:6px;border:1px solid var(--line);margin-top:16px;background:#141A21}
.stages{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);background:var(--surface);border-radius:12px;overflow:hidden}
.stages div{padding:12px;border-left:1px solid var(--line);font-size:0.85rem;color:var(--muted);min-width:0}
.stages div:first-child{border-left:0}
.stages b{display:block;color:var(--ink);font-family:var(--display);font-weight:400;font-size:1.2rem;margin:4px 0}
.triage{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:12px}
.triage div{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;font-size:0.92rem;min-width:0}
.triage .keep{border-top:4px solid var(--accent)}.triage .nice{border-top:4px solid var(--muted)}.triage .cut{border-top:4px solid var(--risk)}
.triage b{display:block;font-family:var(--display);font-weight:400;font-size:1.35rem;margin-bottom:6px}
.triage ul{padding-left:1em;margin:0}
.principle{font-family:var(--display);font-size:clamp(1.5rem,4vw,2rem);line-height:1.25;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:18px 0;margin:24px 0 12px}
.iter{align-items:start}
.iter div{font-size:0.88rem;color:var(--muted);min-width:0}
.iter img{border:1px solid var(--line);border-radius:12px;margin-bottom:8px;width:100%}
.iter b,.flow b{color:var(--ink);font-family:var(--display);font-weight:400;font-size:1.15em}
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.flow div{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px;font-size:0.82rem;color:var(--muted);min-width:0}
.flow div:empty{display:none}
.flow img{width:100%;border:1px solid var(--line);margin-bottom:6px}
.tablewrap{overflow-x:auto}
.map{width:100%;border-collapse:collapse;font-size:0.9rem;line-height:1.4;background:var(--surface)}
.map th,.map td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.map th{font-family:var(--mono);font-size:0.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:400}
.tag,.lvl{font-family:var(--mono);font-size:0.68rem;padding:1px 5px;border:1px solid var(--line);border-radius:2px;white-space:nowrap}
.tag.paid{border-color:var(--accent)}
.lvl.hi{background:var(--accent);border-color:var(--accent);color:var(--surface)}.lvl.mid{background:var(--soft);color:var(--accent);border-color:var(--soft)}.lvl.lo{color:var(--muted)}
.good,.bad{color:inherit}
.prio div{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--accent);border-radius:12px;padding:16px;font-size:0.92rem;min-width:0}
.prio b{display:block;font-family:var(--display);font-weight:400;font-size:1.4rem;margin:4px 0 6px}
.prio ul{padding-left:1em;margin:0}
.five{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);background:var(--surface);border-radius:12px;overflow:hidden}
.five div{padding:12px;border-left:1px solid var(--line);font-size:0.85rem;color:var(--muted);min-width:0}
.five div:first-child{border-left:0}
.five b{display:block;color:var(--ink);font-family:var(--display);font-weight:400;font-size:1.2rem;margin-bottom:4px}

@media (max-width:760px){
  .funnel{grid-template-columns:repeat(2,minmax(0,1fr))!important}
  .funnel div:nth-child(odd){border-left:0}.funnel div:nth-child(n+3){border-top:1px solid var(--line)}
  .stages,.five{grid-template-columns:1fr}
  .stages div,.five div{border-left:0;border-top:1px solid var(--line)}.stages div:first-child,.five div:first-child{border-top:0}
  .triage,.flow{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .steps,.parts,.prio,.iter,.triage,.flow{grid-template-columns:1fr}
  .funnel{grid-template-columns:1fr!important}.funnel div{border-left:0!important}.funnel div+div{border-top:1px solid var(--line)}
}

/* case-study footer nav */
.next{max-width:var(--read);margin:0 auto;border-top:1px solid var(--line);padding:28px 0 56px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.next a{text-decoration:none;display:flex;flex-direction:column;gap:4px;max-width:48%}
.next a span:last-child{font-family:var(--display);font-weight:400;color:var(--ink);font-size:1.4rem;line-height:1.15}
.next a.r{text-align:right;margin-left:auto}
@media (max-width:520px){.next a{max-width:100%}.next a.r{text-align:left;margin-left:0}}

/* home */
.home{max-width:var(--wide)}
.intro{max-width:var(--read)}
.intro h1{margin:8px 0 18px}
.intro p{font-size:1.15rem}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}
.card{display:flex;flex-direction:column;gap:10px;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:22px;min-width:0;transition:border-color .15s}
.card:hover{border-color:var(--accent)}
.card h3{margin:0;font-size:1.3rem;font-weight:700}
.card p{margin:0;font-size:0.98rem;color:var(--muted);line-height:1.5}
.card .out{color:var(--ink)}
.card .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.card .tags span{font-family:var(--mono);font-size:0.7rem;border:1px solid var(--line);border-radius:2px;padding:2px 6px;color:var(--muted)}
.work{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:16px}
.work div{border-top:2px solid var(--ink);padding-top:12px;min-width:0}
.work h3{margin:0 0 8px}
.work p{font-size:0.98rem;line-height:1.55}
.about{max-width:var(--read)}
@media (max-width:760px){.cards,.work{grid-template-columns:1fr}}
footer.site-foot{max-width:var(--wide);margin:0 auto;border-top:1px solid var(--line);padding:22px 0 40px;font-size:0.85rem;color:var(--muted)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

@media (max-width:680px){.site-nav .links{display:none}}