/* ==========================================================================
   Mayukh Ghosh — Product portfolio
   Vanilla CSS, no build step. Tokens first, then sections top-to-bottom.
   ========================================================================== */

/* Self-hosted variable fonts (latin subset) — no third-party requests. */
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 700;font-display:swap;src:url(assets/fonts/plus-jakarta-sans-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:500 700;font-display:swap;src:url(assets/fonts/space-grotesk-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}

:root{
  --ink:#0c1222;
  --body:#3e4758;
  --muted:#5b6679;
  --line:#e4e8ef;
  --soft:#f5f7fb;
  --bg:#ffffff;
  --accent:#1d4ed8;          /* blue — links & focus only; colour otherwise always carries meaning */
  --glow:#fbbf24;            /* amber — logo mark */
  --doc:#fbbf24;             /* amber — documents (résumé, portfolio) everywhere */
  --doc-hover:#f59e0b;
  --dark:#0a0f1f;
  --defence:#4338ca;         /* arena colours (content can override per arena) */
  --agentic:#0f766e;
  --applied:#be123c;
  --fit:#15803d;             /* snapshot groups */
  --impact:#6d28d9;
  --logistics:#475569;
  --max:1120px;
  --r:8px;                   /* one small radius site-wide: 8px surfaces, 6px controls */
  --r-sm:6px;
  --dark-line:rgba(255,255,255,.14);  /* hairline on dark bands */
  --sans:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --display:"Space Grotesk","Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:132px;}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:var(--sans);font-size:16.5px;line-height:1.66;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;text-underline-offset:3px;}
a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px;}
h1,h2,h3,h4,h5{color:var(--ink);margin:0;line-height:1.18;letter-spacing:-.02em;font-family:var(--display);}
p{margin:0 0 1rem;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px;}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;}
.skip:focus{left:12px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- section scaffolding ---------- */
section{padding:100px 0;position:relative;}
.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.eyebrow{font-size:.95rem;font-weight:600;color:var(--muted);margin-bottom:10px;}
.s-title{font-size:clamp(1.85rem,3.6vw,2.6rem);margin-bottom:14px;}
.s-sub{color:var(--muted);max-width:62ch;font-size:1.03rem;margin-bottom:0;}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:var(--bg);border-bottom:1px solid transparent;
  transition:border-color .3s ease;
}
.nav.scrolled{border-bottom-color:var(--line);}
.nav-in{max-width:var(--max);margin:0 auto;padding:12px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-size:1.06rem;color:var(--ink);font-weight:700;letter-spacing:-.02em;white-space:nowrap;}
.brand:hover{text-decoration:none;}
.brand-mark{width:34px;height:34px;border-radius:var(--r-sm);display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;font-size:.78rem;letter-spacing:0;white-space:nowrap;line-height:1;}
.brand-mark b{color:var(--glow);}
.nav-links{display:flex;gap:2px;align-items:center;margin-left:auto;}
.brand-name{white-space:nowrap;}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none;}
.nav-actions [data-slot][hidden]{display:none;}
.nav-links + .nav-actions{margin-left:6px;}
.btn.nav-resume{min-height:44px;padding:8px 14px;font-size:.875rem;}
.nav-links a{
  font-size:.875rem;color:var(--muted);padding:7px 12px;border-radius:var(--r-sm);font-weight:500;
  display:inline-flex;align-items:center;min-height:44px;transition:color .18s ease,background .18s ease;
}
.nav-links a:hover{color:var(--ink);background:var(--soft);text-decoration:none;}
.nav-links a.active{color:var(--ink);background:var(--soft);}
.nav-links .nav-cta{background:var(--ink);color:#fff;padding:9px 16px;border-radius:var(--r-sm);margin-left:6px;}
.nav-links .nav-cta:hover{background:var(--accent);color:#fff;}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:var(--r-sm);padding:0;cursor:pointer;width:44px;height:44px;}
.burger span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;transition:transform .25s,opacity .25s;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- recruiter fit bar (second row of the sticky nav) ---------- */
.fit{border-top:1px solid var(--line);background:var(--soft);max-width:100%;}
.fit[hidden]{display:none;}
.fit-in{max-width:var(--max);margin:0 auto;padding:8px 28px;display:flex;align-items:center;gap:8px;min-width:0;overflow-x:auto;}
.fit-live{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:700;color:#166534;white-space:nowrap;}
.fit-live i{width:8px;height:8px;border-radius:50%;background:#16a34a;flex:none;}
.fit-chip{font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:99px;white-space:nowrap;background:#f1f5f9;color:#334155;}
.fit-chip[data-domain="security"]{background:#eef2ff;color:#4338ca;}
.fit-chip[data-domain="payments"]{background:#fdf2f8;color:#be123c;}
.fit-chip[data-domain="healthcare"]{background:#f0fdfa;color:#0f766e;}
.fit-chip[data-domain="trade"]{background:#fefce8;color:#a16207;}
.fit-meta{margin-left:auto;display:inline-flex;align-items:center;gap:10px;font-size:.82rem;font-weight:600;color:var(--body);white-space:nowrap;}
.fit-dot{width:4px;height:4px;border-radius:50%;background:#94a3b8;flex:none;}

/* ---------- hero ---------- */
.hero{background:var(--dark);color:#c3cddc;padding:188px 0 72px;overflow:hidden;position:relative;}
.hero-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:56px;align-items:center;}
.badge{display:flex;align-items:center;gap:9px;color:#b4c1d4;font-size:.9rem;font-weight:500;margin-bottom:24px;}
.badge[hidden]{display:none;}
.dot{width:7px;height:7px;border-radius:50%;background:#34d399;flex:none;}
.hero h1{color:#fff;font-size:clamp(2.9rem,7.4vw,5.2rem);line-height:1.02;margin-bottom:18px;letter-spacing:-.035em;}
.hero-role{font-size:clamp(1rem,2vw,1.18rem);color:#9fb0c6;font-weight:500;margin-bottom:24px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;}
.hero-role b{color:#eef2f8;font-weight:600;}
.hero-role .grp{display:inline-flex;align-items:center;gap:12px;flex-wrap:wrap;}
.sep{width:4px;height:4px;border-radius:50%;background:#4b5b72;}
.hero-lede{font-size:1.08rem;color:#a3b1c4;max-width:60ch;line-height:1.74;}
.hero-lede strong{color:#f3f6fb;font-weight:600;}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:11px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--r-sm);min-height:46px;
  font-size:.93rem;font-weight:600;border:1px solid var(--line);color:var(--ink);background:#fff;cursor:pointer;
  transition:background .16s ease,border-color .16s ease,color .16s ease;
}
.btn:hover{border-color:var(--ink);text-decoration:none;}
.btn-light:hover{background:#e6ebf3;border-color:#e6ebf3;}
.btn-light{background:#fff;color:var(--dark);border-color:#fff;}
.btn-ghost{background:var(--dark);color:#dbe3ee;border-color:rgba(255,255,255,.24);}
.btn-ghost:hover{background:var(--dark);border-color:#dbe3ee;}
.btn svg{width:16px;height:16px;flex:none;}
.btn-doc{background:var(--doc);border-color:var(--doc);color:var(--dark);}
.btn-doc:hover{background:var(--doc-hover);border-color:var(--doc-hover);}
.btn-doc-ghost{background:transparent;color:#fef3c7;border-color:var(--doc);}
.btn-doc-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--doc);}
.btn-pair{display:inline-flex;}
.btn-pair .btn:first-child{border-top-right-radius:0;border-bottom-right-radius:0;}
.btn-pair .btn-icon{width:46px;padding:0;border-top-left-radius:0;border-bottom-left-radius:0;border-left:1px solid rgba(10,15,31,.28);}
.cta-note{margin:12px 0 0;font-size:.85rem;color:#98a7bc;}
.cta-note[hidden]{display:none;}
/* dark bands: focus rings in amber so they stay visible */
.hero a:focus-visible,.eco a:focus-visible,.contact a:focus-visible,.hero button:focus-visible{outline-color:var(--doc);}

.portrait-wrap{position:relative;max-width:340px;margin-left:auto;}
.portrait{position:relative;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:var(--r);border:1px solid var(--dark-line);background:#1a2238;}
.portrait-tag{
  position:absolute;left:-18px;bottom:22px;
  background:var(--dark);border:1px solid var(--dark-line);color:#e6ebf3;
  padding:10px 14px;border-radius:var(--r-sm);font-size:.8rem;font-weight:600;
}
.portrait-tag small{display:block;color:#9fb0c6;font-weight:500;font-size:.72rem;}

.stats{display:grid;grid-template-columns:repeat(var(--cols,4),1fr);gap:1px;margin-top:64px;border:1px solid var(--dark-line);border-radius:var(--r);overflow:hidden;background:var(--dark-line);}
.stat{background:var(--dark);padding:22px 22px 20px;}
.stat dd{margin:0;}
.card-cta{margin-top:18px;}
.stat .n{display:block;font-family:var(--display);font-size:clamp(1.6rem,3vw,2.1rem);font-weight:700;color:#fff;letter-spacing:-.03em;line-height:1.1;}
.stat-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;}
.tag-co,.tag-st{font-size:.68rem;font-weight:700;line-height:1.4;padding:1px 7px;border-radius:4px;}
.tag-co{background:rgba(255,255,255,.08);color:#e2e8f0;}
.tag-direct,.tag-org{color:#e9d5ff;border:1px solid #a78bfa;}
.tag-pipeline{color:#bfdbfe;border:1px solid #60a5fa;}
.tag-production{color:#86efac;border:1px solid #16a34a;background:rgba(22,163,74,.15);}
.tag-capital{color:#fde68a;border:1px solid #fbbf24;}
.tag-market{color:#99f6e4;border:1px solid #2dd4bf;}
.stat .l{display:block;margin-top:6px;font-size:.84rem;color:#98a7bc;line-height:1.45;}

/* ---------- 60-second snapshot ---------- */
.sn-band{padding:48px 0 56px;background:var(--soft);border-bottom:1px solid var(--line);}
.sn-band[hidden]{display:none;}
.sn-title{font-size:1.3rem;margin-bottom:18px;}
.sn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.sn-card{--tone:var(--muted);background:#fff;border:1px solid var(--line);border-top:4px solid var(--tone);border-radius:var(--r);padding:18px 20px 16px;}
.sn-card[data-tone="fit"]{--tone:var(--fit);}
.sn-card[data-tone="impact"]{--tone:var(--impact);}
.sn-card[data-tone="logistics"]{--tone:var(--logistics);}
.sn-card h3{font-family:var(--sans);font-size:.92rem;font-weight:700;letter-spacing:0;color:var(--tone);margin-bottom:8px;}
.sn-card dl{margin:0;}
.sn-item{padding:9px 0;border-top:1px solid var(--line);}
.sn-item:first-child{border-top:0;padding-top:0;}
.sn-item dt{font-size:.78rem;font-weight:600;color:var(--muted);}
.sn-item dd{margin:2px 0 0;font-size:.94rem;font-weight:500;line-height:1.45;color:var(--ink);}
.sn-item dd strong{font-weight:800;}
.sn-item dd a{color:var(--ink);}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:48px;align-items:start;margin-top:26px;}
.about-body p{font-size:1.02rem;line-height:1.76;max-width:64ch;}
.about-body p:last-child{margin-bottom:0;}
.about-body strong{color:var(--ink);font-weight:600;}
.facts{background:var(--soft);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin:0;}
.fact{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;}
.fact:last-child{border-bottom:none;padding-bottom:0;}
.fact:first-child{padding-top:0;}
.fact dt{color:var(--muted);flex:none;}
.fact dd{margin:0;color:var(--ink);font-weight:600;text-align:right;}

/* ---------- approach (process) ---------- */
.process{list-style:none;padding:0;margin:40px 0 0;display:grid;grid-template-columns:repeat(var(--cols,6),1fr);gap:12px;counter-reset:step;}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 18px 18px;counter-increment:step;}
.step::before{
  content:counter(step);display:block;color:var(--muted);
  font-family:var(--display);font-weight:600;font-size:.95rem;margin-bottom:8px;
}
.step h3{font-size:1rem;margin-bottom:6px;}
.step p{font-size:.87rem;color:var(--body);margin:0;line-height:1.55;}
.throughline{margin:22px 0 0;padding:16px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--r);font-size:.97rem;color:var(--ink);}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px;}
.principle{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;}
.principle h3{font-size:.98rem;margin-bottom:6px;}
.principle p{font-size:.9rem;margin:0;}

/* ---------- filters ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:34px 0 24px;}
.chipbtn{
  border:1px solid var(--line);background:#fff;color:var(--muted);padding:8px 16px;border-radius:var(--r-sm);
  font:inherit;font-size:.87rem;font-weight:600;cursor:pointer;min-height:44px;transition:.18s ease;
}
.chipbtn:hover{color:var(--ink);border-color:#cdd5e1;}
.chipbtn[aria-pressed="true"]{background:var(--arena,var(--ink));color:#fff;border-color:var(--arena,var(--ink));}
.chipbtn .swatch{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:8px;background:var(--arena,var(--ink));}
.chipbtn[aria-pressed="true"] .swatch{background:#fff;}
.chipbtn .ct{opacity:.65;margin-left:4px;font-weight:500;}

/* ---------- accordion product cards ---------- */
.acc{position:relative;border:1px solid var(--line);border-left:4px solid var(--arena);border-radius:var(--r);background:#fff;margin-bottom:14px;overflow:hidden;cursor:pointer;
  transition:border-color .2s ease;}
.acc-face{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,250px);gap:18px;align-items:start;padding:22px 26px 8px;}
.acc-main{min-width:0;}
.acc-result{min-width:0;}
.acc-result .acc-outcome-l{display:block;font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);border:0;padding:0;margin:0 0 4px;}
.acc-result .acc-outcome{display:block;margin:0;}
.acc-result .acc-outcome-t{font-family:var(--display);font-size:1.2rem;letter-spacing:-.02em;line-height:1.25;}
.acc-result .acc-meta{margin-top:8px;}
.acc-decision-l{font-weight:700;color:var(--ink);}
.acc-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:18px 0 0;}
.acc-brief{margin:16px 0 0;font-size:.95rem;}
.acc:hover{border-color:var(--arena);}
.acc.open{cursor:default;border-color:#cfd7e3;border-left-color:var(--arena);}
.acc.open .acc-head,.acc.open .acc-peek{cursor:pointer;}
.acc[hidden]{display:none;}
.acc-head{padding:24px 26px 0;}
.acc-title{font-family:var(--display);font-size:1.18rem;font-weight:700;color:var(--ink);letter-spacing:-.015em;margin:0 0 6px;}
.acc-sum{font-size:.97rem;color:var(--body);margin:0;}
.acc-outcome{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin:12px 0 0;font-size:.94rem;font-weight:600;color:var(--ink);line-height:1.45;}
.acc-outcome-l{font-size:.74rem;font-weight:700;color:var(--arena);border:1px solid currentColor;border-radius:4px;padding:1px 6px;}
.ev{display:inline-block;font-size:.72rem;font-weight:700;line-height:1.5;padding:1px 7px;border-radius:4px;white-space:nowrap;cursor:help;}
.ev-modelled{color:#92400e;background:#fffbeb;border:1px dashed #b45309;}
.ev-production{color:#166534;background:#f0fdf4;border:1px solid #16a34a;}
.metrics-ev{margin:14px 0 0;}
.acc-meta{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin-top:14px;}
.kicker{
  display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--defence);
}
.client{font-size:.85rem;font-weight:600;color:var(--ink);margin-right:6px;}
.client i{font-style:normal;color:var(--muted);font-weight:500;}
.tag{font-size:.77rem;border:1px solid var(--line);color:var(--muted);padding:3px 8px;border-radius:4px;}

/* teaser: first lines of "Customer pain", fading out; collapses away when the card opens */
.acc-peek{display:grid;grid-template-rows:1fr;opacity:1;transition:grid-template-rows .45s cubic-bezier(.22,.8,.3,1),opacity .3s ease;}
.acc-peek .peek-in{min-height:0;overflow:hidden;margin:16px 26px 0;padding:14px 16px 0;border-radius:var(--r-sm);background:var(--soft);border:1px solid var(--line);
  -webkit-mask-image:linear-gradient(#000 45%,transparent);mask-image:linear-gradient(#000 45%,transparent);max-height:92px;}
.peek-label{display:block;font-size:.8rem;font-weight:700;color:var(--ink);margin-bottom:4px;}
.acc-peek p{margin:0;font-size:.9rem;line-height:1.6;color:var(--body);}
.acc.open .acc-peek{grid-template-rows:0fr;opacity:0;}
.acc.open .acc-peek .peek-in{margin-top:0;padding-top:0;border-width:0;}

/* action row: the explicit "Explore case study" button + product links */
.acc-links{display:flex;flex-wrap:wrap;align-items:center;gap:9px;padding:14px 0 8px;}
.acc-toggle{
  display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:8px 12px 8px 16px;border-radius:var(--r-sm);cursor:pointer;
  font:inherit;font-size:.88rem;font-weight:700;color:#fff;background:var(--ink);border:1px solid var(--ink);
  transition:background .2s ease,border-color .2s ease;
}
.acc-toggle:hover,.acc:hover .acc-toggle{background:var(--arena);border-color:var(--arena);}
.t-labels{display:grid;}
.t-labels > span{grid-area:1/1;transition:opacity .25s ease,transform .3s cubic-bezier(.22,.8,.3,1);}
.t-close{opacity:0;transform:translateY(6px);}
.acc.open .t-open{opacity:0;transform:translateY(-6px);}
.acc.open .t-close{opacity:1;transform:none;}
.t-arrow{width:18px;height:18px;display:grid;place-items:center;transition:transform .35s cubic-bezier(.22,.8,.3,1);}
.t-arrow svg{width:14px;height:14px;}
.acc:hover .t-arrow,.acc-toggle:hover .t-arrow{transform:translateX(3px);}
.acc.open .t-arrow{transform:rotate(-90deg);}
.acc.open .acc-toggle{background:#fff;color:var(--ink);border-color:var(--line);}
/* one-time hint: a flat outline that fades in and out (no glow) */
.acc-toggle.hint{outline:2px solid transparent;outline-offset:3px;animation:explore-hint 1.6s ease 2;}
@keyframes explore-hint{0%,100%{outline-color:transparent;}50%{outline-color:var(--arena);}}

.acc-link{
  display:inline-flex;align-items:center;gap:8px;font-size:.85rem;font-weight:600;padding:7px 14px;border-radius:var(--r-sm);min-height:44px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:border-color .16s ease;
}
.acc-link:hover{border-color:var(--ink);text-decoration:none;}
.acc-link svg{width:15px;height:15px;}

/* smooth open/close: animate grid rows 0fr → 1fr (exact height, no max-height guessing) */
.acc-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s cubic-bezier(.22,.8,.3,1);}
.acc.open .acc-body{grid-template-rows:1fr;}
.acc-body > .acc-inner{min-height:0;overflow:hidden;}
.acc-inner{padding:0 26px;border-top:1px solid transparent;transition:padding .45s cubic-bezier(.22,.8,.3,1),border-color .3s ease;}
.acc.open .acc-inner{padding:4px 26px 28px;border-top-color:var(--line);}
/* staggered reveal of the six blocks */
.acc .snap,.acc .decide > div,.acc .note{opacity:0;transform:translateY(10px);transition:opacity .35s ease,transform .45s cubic-bezier(.22,.8,.3,1);}
.acc.open .snap,.acc.open .decide > div,.acc.open .note{opacity:1;transform:none;transition-delay:calc(.08s + var(--i,6) * .05s);}
.snapshot{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0 18px;}
.snap{background:var(--soft);border:1px solid var(--line);border-radius:var(--r-sm);padding:18px;}
.snap h4{font-size:.88rem;color:var(--ink);margin-bottom:8px;font-family:var(--sans);font-weight:700;letter-spacing:0;}
.snap p{font-size:.9rem;line-height:1.6;margin:0;}
.decide{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;}
.decide > div{border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 18px;}
.decide h4{font-size:.88rem;color:var(--ink);margin-bottom:8px;font-family:var(--sans);font-weight:700;letter-spacing:0;}
.decide p{font-size:.9rem;margin:0;line-height:1.6;}
.decide ul{margin:0;padding-left:17px;font-size:.9rem;}
.decide li{margin-bottom:4px;}
.decide li::marker{color:var(--muted);}
.note{font-size:.78rem;color:var(--muted);margin:14px 0 0;}

/* ---------- portfolio at a glance (summary cards) ---------- */
.glance{margin:34px 0 8px;padding-top:28px;border-top:1px solid var(--line);}
.glance[hidden]{display:none;}
.glance-title{font-size:clamp(1.3rem,2.6vw,1.7rem);letter-spacing:-.02em;margin-bottom:22px;}
.glance-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.glance-grid li{display:flex;}
.glance-card{--arena:var(--ink);flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:22px 20px 20px;border-radius:var(--r);
  background:#fff;border:1px solid var(--line);border-top:4px solid var(--arena);color:var(--body);transition:border-color .18s ease;}
.glance-card:hover{border-color:var(--arena);text-decoration:none;}
.glance-card:focus-visible{outline:3px solid var(--accent);outline-offset:3px;}
.g-icon{width:24px;height:24px;color:var(--arena);margin-bottom:8px;}
.g-icon svg{width:24px;height:24px;display:block;}
.g-arena{font-size:.8rem;font-weight:700;color:var(--arena);}
.glance-card h4{font-size:1.08rem;letter-spacing:-.015em;}
.glance-card p{margin:0;font-size:.92rem;line-height:1.58;color:var(--body);}
.glance-card p strong{color:var(--ink);}
.g-more{margin-top:auto;padding-top:10px;font-size:.86rem;font-weight:600;color:var(--arena);}

/* ---------- ecosystem spotlight ---------- */
.eco{background:var(--dark);color:#c3cddc;overflow:hidden;}
.eco .eyebrow{color:#9fb0c6;}
.eco .s-title{color:#fff;}
.eco .s-sub{color:#9fb0c6;}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:40px;position:relative;}
.pillar{border:1px solid var(--dark-line);border-radius:var(--r);padding:24px;}
.pillar .ph{font-size:.85rem;font-weight:600;color:#9fb0c6;}
.pillar h3{color:#fff;font-size:1.2rem;margin:8px 0 8px;}
.pillar p{font-size:.92rem;color:#a8b5c8;margin:0;}
.spine{margin:14px 0 0;padding:14px 18px;border:1px solid var(--dark-line);border-radius:var(--r);font-size:.92rem;color:#c9d3e0;}
.eco-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px;}
.eco-col{border:1px solid var(--dark-line);border-radius:var(--r);padding:22px 24px;}
.eco-col h3{font-size:1rem;color:#fff;margin-bottom:12px;}
.eco-col ul{margin:0;padding-left:18px;font-size:.93rem;color:#c3cddc;}
.eco-col li{margin-bottom:8px;}
.eco-col li::marker{color:#9fb0c6;}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px;}
.metric{border:1px solid var(--dark-line);border-radius:var(--r);padding:22px;}
.metric .n{display:block;font-family:var(--display);font-size:2rem;font-weight:700;color:#fff;letter-spacing:-.03em;line-height:1.05;}
.metric .l{display:block;color:#e2e8f0;font-weight:600;font-size:.9rem;margin-top:6px;}
.metric .c{display:block;color:#93a3ba;font-size:.8rem;margin-top:4px;}
.eco .note{color:#8d9cb2;}

/* ---------- experience timeline (colour = career track) ---------- */
.legend{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none;margin:24px 0 0;padding:0;font-size:.87rem;font-weight:600;color:var(--body);}
.legend[hidden]{display:none;}
.legend li{display:inline-flex;align-items:center;gap:8px;}
.legend .swatch{width:12px;height:12px;border-radius:50%;background:var(--track);flex:none;}
.timeline{list-style:none;margin:28px 0 0;padding:0;position:relative;}
.timeline::before{content:"";position:absolute;left:127px;top:10px;bottom:10px;width:2px;background:var(--line);}
.tl-item{--track:var(--muted);position:relative;display:grid;grid-template-columns:104px 1fr;gap:44px;padding-bottom:16px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::after{content:"";position:absolute;left:120px;top:24px;width:16px;height:16px;border-radius:50%;background:var(--track);box-shadow:0 0 0 4px var(--bg);}
.tl-item[hidden]{display:none;}
.tl-period{padding-top:19px;text-align:right;font-family:var(--display);font-weight:700;font-size:.95rem;color:var(--ink);line-height:1.3;}
.tl-dur{display:block;margin-top:2px;font-family:var(--sans);font-size:.78rem;font-weight:600;color:var(--muted);}
.scope-row{margin:0 0 10px;}
.scope{display:inline-block;font-size:.75rem;font-weight:700;color:#6d28d9;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:4px;padding:2px 8px;}
.tl-card{min-width:0;background:#fff;border:1px solid var(--line);border-left:4px solid var(--track);border-radius:var(--r);padding:22px 26px;}
.tl-track{display:block;font-size:.8rem;font-weight:700;color:var(--track);margin-bottom:6px;}
.tl-card .exp-metrics{margin-bottom:0;}
.tl-toggle{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-top:16px;padding:8px 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;color:var(--ink);font:inherit;font-size:.87rem;font-weight:700;cursor:pointer;transition:border-color .18s ease;}
.tl-toggle:hover{border-color:var(--track);}
.tl-toggle svg{width:16px;height:16px;stroke:currentColor;transition:transform .3s ease;}
.tl-item.open .tl-toggle svg{transform:rotate(180deg);}
.tl-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s cubic-bezier(.22,.8,.3,1);}
.tl-item.open .tl-body{grid-template-rows:1fr;}
.tl-inner{min-height:0;overflow:hidden;}
.tl-inner .exp-list{padding-top:16px;}
.exp-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:14px;}
.exp-head h3{font-size:1.32rem;}
.exp-head h3 span{color:var(--muted);}
.exp-org{font-size:.9rem;color:var(--muted);margin:4px 0 0;}
.pill-date{flex:none;font-size:.88rem;color:var(--muted);white-space:nowrap;padding-top:4px;}
.exp-summary{font-size:.98rem;max-width:70ch;margin-bottom:16px;}
.exp-metrics{display:flex;flex-wrap:wrap;gap:4px 22px;margin:0 0 20px;padding:0;list-style:none;}
.exp-metrics li{font-size:.9rem;font-weight:700;color:var(--ink);}
.exp-list{margin:0;padding-left:18px;}
.exp-list li{margin-bottom:10px;font-size:.96rem;}
.exp-list li:last-child{margin-bottom:0;}
.exp-list li::marker{color:var(--muted);}
.exp-list strong{color:var(--ink);}
.stackline{margin:16px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:.84rem;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:4px 14px;}
.stackline b{color:var(--body);}
.stackline a{display:inline-flex;align-items:center;gap:6px;}
.stackline .swatch{width:9px;height:9px;border-radius:50%;background:var(--arena,var(--muted));flex:none;}

/* ---------- skills ---------- */
.skill-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:36px;}
.skill-card{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:#fff;}
.skill-card h3{font-size:1.02rem;margin-bottom:14px;}
.pills{display:flex;flex-wrap:wrap;gap:7px;list-style:none;margin:0;padding:0;}
.pill{font-size:.85rem;border:1px solid var(--line);color:var(--body);padding:4px 10px;border-radius:4px;}
.pill-more{margin-top:12px;min-height:32px;padding:4px 0;background:none;border:0;font:inherit;font-size:.86rem;font-weight:700;color:var(--ink);
  text-decoration:underline;text-underline-offset:3px;cursor:pointer;}

/* ---------- writing + education ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:36px;}
.card{border:1px solid var(--line);border-radius:var(--r);padding:26px;background:#fff;}
.card h3{font-size:1.1rem;margin-bottom:8px;}
.card p{font-size:.95rem;}
.card .btn{margin-top:4px;}
.edu-list{list-style:none;margin:0;padding:0;}
.edu-item{display:flex;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);}
.edu-item:last-child{border-bottom:none;padding-bottom:0;}
.edu-item:first-child{padding-top:0;}
.edu-mark{width:48px;height:48px;border-radius:var(--r-sm);flex:none;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:700;font-size:.78rem;}
.edu-item h4{font-size:.98rem;font-family:var(--sans);margin-bottom:2px;}
.edu-item p{margin:0;font-size:.86rem;color:var(--muted);}

/* ---------- contact ---------- */
.contact{background:var(--dark);color:#c3cddc;overflow:hidden;}
.contact{border-top:1px solid var(--dark-line);}
.contact .wrap{text-align:center;}
.contact h2{color:#fff;font-size:clamp(2rem,5vw,3.2rem);margin-bottom:18px;}
.contact p{color:#9aa9be;max-width:58ch;margin:0 auto 32px;font-size:1.04rem;}
.contact-row{display:flex;flex-wrap:wrap;gap:11px;justify-content:center;}
.foot{
  border-top:1px solid var(--dark-line);margin-top:64px;padding-top:24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.83rem;color:#8a98ad;text-align:left;
}
.foot a{color:#c3cddc;}
.site-foot{background:var(--dark);padding:28px 0 32px;}
.site-foot .foot{margin-top:0;padding-top:0;border-top:0;}

/* ---------- reveal ---------- */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .6s cubic-bezier(.2,.7,.3,1),transform .6s cubic-bezier(.2,.7,.3,1);}
.js .rv.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .js .rv{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;}
}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .process{grid-template-columns:repeat(3,1fr);}
  .metrics{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:960px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px;gap:2px;display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:11px 14px;}
  .nav-links .nav-cta{justify-content:center;margin:4px 0 0;}
  .burger{display:block;}
  .nav-links + .nav-actions{margin-left:auto;}
}
@media (max-width:900px){
  .glance-grid{grid-template-columns:repeat(2,1fr);}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .portrait-wrap{margin:0;max-width:240px;order:-1;}
  .portrait-tag{left:auto;right:-14px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .about-grid{grid-template-columns:1fr;gap:30px;}
  .principles{grid-template-columns:1fr;}
  .snapshot,.decide{grid-template-columns:1fr;}
  .pillars,.eco-cols{grid-template-columns:1fr;}
  .sn-grid{grid-template-columns:1fr 1fr;}
  .skill-grid,.two-col{grid-template-columns:1fr;}
  .fit-in{flex-wrap:wrap;overflow:visible;padding:8px 16px;}
  .fit-meta{margin-left:0;flex-basis:100%;max-width:100%;white-space:normal;flex-wrap:wrap;}
  html{scroll-padding-top:180px;}
  .hero{padding:200px 0 72px;}
}
@media (max-width:760px){
  .glance{margin-top:26px;}
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .nav-in{padding:10px 16px;}
  section{padding:72px 0;}
  html{scroll-padding-top:230px;}
  .hero{padding:228px 0 56px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .btn-pair{display:flex;}
  .btn-pair .btn:first-child{flex:1;}
  .hero-cta .btn-pair .btn-icon{width:46px;flex:none;}
  .stats{margin-top:44px;}
  .stat{padding:18px 16px;}
  .process{grid-template-columns:1fr 1fr;}
  .acc-face{grid-template-columns:1fr;padding:18px 18px 4px;}
  .acc-links{padding:12px 0 8px;}
  .acc-inner{padding:0 18px;}
  .acc.open .acc-inner{padding:4px 18px 22px;}
  .sn-band{padding:36px 0 40px;}
  .sn-grid{grid-template-columns:1fr;}
  .timeline::before{left:7px;}
  .tl-item{grid-template-columns:1fr;gap:6px;padding-left:30px;}
  .tl-item::after{left:0;top:3px;}
  .tl-period{padding-top:0;text-align:left;}
  .tl-card{padding:20px 18px;}
  .exp-head{display:block;}
  .pill-date{display:inline-block;margin-top:6px;padding-top:0;}
  .metrics{grid-template-columns:1fr 1fr;}
  .metric{padding:18px;}
  .foot{justify-content:center;text-align:center;}
}
@media (max-width:560px){
  .glance-grid{grid-template-columns:1fr;}
}
@media (max-width:374px){
  .brand-name{display:none;}
}
@media (max-width:360px){
  .process{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr;}
}

/* ---------- print (Print / Save as PDF gives a clean, forwardable document) ---------- */
@media print{
  @page{margin:14mm;}
  *,*::before,*::after{transition:none!important;animation:none!important;}
  body{font-size:11pt;}
  .nav,.burger,.filters,.hero-cta,.cta-note,.contact-row,.acc-links,.acc-peek,.tl-toggle,.pill-more,.portrait-wrap,.skip,.preview-bar{display:none!important;}
  section,.hero{padding:22px 0!important;}
  .hero,.eco,.contact,.sn-band,.alt{background:#fff!important;border-color:#ddd!important;}
  .hero *,.eco *,.contact *{color:#000!important;}
  .stats,.stat{background:#fff!important;}
  .hero-grid{grid-template-columns:1fr;}
  .acc-body,.tl-body{grid-template-rows:1fr!important;}
  .acc .snap,.acc .decide > div,.acc .note{opacity:1!important;transform:none!important;}
  .pill-extra[hidden]{display:block!important;}
  .acc,.tl-item,.sn-card,.skill-card,.card,.pillar,.metric,.eco-col,.step,.principle,.glance-card{break-inside:avoid;}
  h2,h3{break-after:avoid;}
  .js .rv{opacity:1;transform:none;}
}

/* ---------- misc: preview banner, load error ---------- */
.load-error{max-width:640px;margin:120px auto;padding:24px;text-align:center;border:1px solid var(--line);border-radius:var(--r);}
.preview-bar{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:150;background:#b45309;color:#fff;
  padding:10px 16px;border-radius:var(--r-sm);font-size:.85rem;font-weight:600;display:flex;gap:12px;align-items:center;}
.preview-bar a{color:#fff;text-decoration:underline;}
.acc{--arena:var(--accent);}
.acc .kicker{color:var(--arena);}

/* links inside running text are underlined, not colour-only (WCAG 1.4.1) */
.foot a,.stackline a,.sn-item a,.about-body a,.hero-lede a,.snap a,.decide a,.exp-list a,.card p a,.contact p a,.spine a,.note a{text-decoration:underline;text-underline-offset:3px;}