/* ============================================================
   PRANAV SOMA — bold, high-contrast, modern
   white base · massive type · one electric accent · zero gimmicks
   ============================================================ */

:root{
  --bg:#FFFFFF;
  --bg-soft:#F4F5F7;
  --ink:#0A0A0B;
  --ink-2:#5B5F66;
  --ink-3:#8A8F98;
  --line:#E7E8EC;
  --accent:#2E45FF;        /* electric blue */
  --accent-2:#1B2BD6;
  --on-accent:#FFFFFF;
  --black:#0A0A0B;

  --ff:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --ff-d:'Space Grotesk','Inter',sans-serif;

  --xl:clamp(3.4rem,2rem + 7vw,9rem);
  --lg:clamp(2.4rem,1.5rem + 4vw,5.2rem);
  --md:clamp(1.8rem,1.3rem + 2.2vw,3.2rem);
  --sm:clamp(1.3rem,1.1rem + 1vw,1.9rem);
  --container:min(1240px,92vw);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{font-family:var(--ff);background:var(--bg);color:var(--ink);line-height:1.55;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#fff}
.container{width:var(--container);margin-inline:auto}
.accent{color:var(--accent)}

/* labels */
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--ink-2)}

/* ---------- NAV ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .3s,border-color .3s,box-shadow .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);border-bottom-color:var(--line)}
.nav-inner{width:var(--container);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.brand{font-family:var(--ff-d);font-weight:700;font-size:1.05rem;letter-spacing:-.01em}
.brand b{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:.92rem;font-weight:500;color:var(--ink-2);transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{background:var(--accent);color:#fff!important;padding:9px 18px;border-radius:100px;font-weight:600}
.nav-cta:hover{background:var(--accent-2)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px;cursor:pointer}
.nav-toggle span{width:26px;height:2.5px;background:var(--ink);border-radius:3px;transition:.3s}

/* ---------- HERO ---------- */
.hero{padding:160px 0 70px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.35fr .8fr;gap:60px;align-items:center}
.hero h1{font-family:var(--ff-d);font-weight:700;font-size:var(--xl);line-height:.92;letter-spacing:-.04em;margin:18px 0 0}
.hero h1 .ln{display:block}
.hero-tag{font-family:var(--ff-d);font-weight:500;font-size:var(--md);line-height:1.05;letter-spacing:-.02em;margin-top:26px;max-width:18ch}
.hero-tag .accent{color:var(--accent)}
.hero-sub{margin-top:22px;font-size:1.12rem;color:var(--ink-2);max-width:48ch}
.hero-sub b{color:var(--ink);font-weight:600}
.hero-cta{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.98rem;padding:14px 26px;border-radius:100px;border:1.5px solid var(--ink);transition:all .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.hero-photo{position:relative}
.hero-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:20px}
.hero-photo::after{content:"";position:absolute;inset:0;border-radius:20px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06)}
.hero-badge{position:absolute;left:-18px;bottom:26px;background:var(--accent);color:#fff;font-weight:600;font-size:.82rem;
  padding:12px 18px;border-radius:14px;box-shadow:0 18px 40px -16px rgba(46,69,255,.6);line-height:1.3}

/* ---------- STATS STRIP ---------- */
.stats{background:var(--black);color:#fff;border-radius:24px;margin-top:64px;padding:44px clamp(24px,4vw,56px)}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.stat .n{font-family:var(--ff-d);font-weight:700;font-size:clamp(2rem,1.4rem + 2vw,3.2rem);letter-spacing:-.03em;line-height:1}
.stat .n .accent{color:#6E7BFF}
.stat .l{margin-top:8px;font-size:.86rem;color:#BCC1CA;line-height:1.4}

/* ---------- SECTIONS ---------- */
.section{padding:clamp(80px,11vh,140px) 0}
.section.alt{background:var(--bg-soft)}
.s-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:54px;flex-wrap:wrap}
.s-head h2{font-family:var(--ff-d);font-weight:700;font-size:var(--lg);letter-spacing:-.03em;line-height:1}
.s-head .eyebrow{margin-bottom:14px;display:block}
.s-head p{color:var(--ink-2);max-width:42ch}

/* ---------- WORK ---------- */
.work-row{display:grid;grid-template-columns:.5fr 2fr;gap:30px;padding:34px 0;border-top:1px solid var(--line);transition:background .25s}
.work-row:last-child{border-bottom:1px solid var(--line)}
.work-row:hover{background:linear-gradient(90deg,rgba(46,69,255,.04),transparent)}
.work-when{font-weight:600;color:var(--ink-3);font-size:.95rem}
.work-tag{display:inline-block;margin-top:10px;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:rgba(46,69,255,.08);padding:5px 10px;border-radius:6px}
.work-main h3{font-family:var(--ff-d);font-weight:600;font-size:var(--sm);letter-spacing:-.02em;line-height:1.12}
.work-main h3 .at{color:var(--accent)}
.work-main p{margin-top:12px;color:var(--ink-2);max-width:64ch}
.work-main p b{color:var(--ink);font-weight:600}
.chips{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:.76rem;font-weight:500;color:var(--ink-2);background:var(--bg-soft);border:1px solid var(--line);padding:5px 11px;border-radius:100px}
.section.alt .chip{background:#fff}

/* ---------- RESEARCH (dark block) ---------- */
.dark{background:var(--black);color:#fff}
.dark .s-head h2{color:#fff}
.dark .s-head p{color:#A8ADB8}
.dark .eyebrow{color:#6E7BFF}
.papers{display:grid;gap:0}
.paper{display:grid;grid-template-columns:.4fr 2fr;gap:30px;padding:38px 0;border-top:1px solid rgba(255,255,255,.12)}
.paper:last-child{border-bottom:1px solid rgba(255,255,255,.12)}
.paper .pno{font-family:var(--ff-d);font-weight:700;font-size:1.4rem;color:#6E7BFF}
.paper h3{font-family:var(--ff-d);font-weight:600;font-size:var(--sm);letter-spacing:-.02em;line-height:1.12}
.paper .venue{margin-top:8px;font-size:.82rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#6E7BFF}
.paper .venue .star{color:#FFCC4D}
.paper p{margin-top:14px;color:#C3C7D0;max-width:70ch}
.dark .chip{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:#C3C7D0}

/* ---------- PROJECTS ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{border:1px solid var(--line);border-radius:18px;padding:28px;background:#fff;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:0 30px 60px -30px rgba(10,10,11,.3);border-color:transparent}
.card.feature{grid-column:span 2;flex-direction:row;gap:0;padding:0;overflow:hidden}
.card.feature .fmedia{flex:1.1;overflow:hidden}
.card.feature .fmedia img{width:100%;height:100%;min-height:320px;object-fit:cover}
.card.feature .ftext{flex:1;padding:32px}
.card h3{font-family:var(--ff-d);font-weight:600;font-size:1.5rem;letter-spacing:-.02em;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.card .meta{margin:6px 0 12px;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.card p{color:var(--ink-2);font-size:.98rem}
.card .chips{margin-top:auto;padding-top:16px}
.tagpill{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--accent);color:#fff;padding:4px 9px;border-radius:6px}
.card .link{margin-top:14px;font-weight:600;color:var(--accent)}

/* ---------- GALLERY ---------- */
.gal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:210px;gap:14px}
.gal figure{position:relative;overflow:hidden;border-radius:16px;background:var(--bg-soft)}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.gal figure:hover img{transform:scale(1.05)}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px;background:linear-gradient(transparent,rgba(10,10,11,.8));
  color:#fff;font-size:.82rem;font-weight:500;opacity:0;transition:opacity .3s}
.gal figure:hover figcaption{opacity:1}
.tall{grid-row:span 2}.wide{grid-column:span 2}

/* ---------- LEAD ---------- */
.lead-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.lead{border:1px solid var(--line);border-radius:18px;padding:30px;background:#fff;transition:transform .25s,box-shadow .25s}
.lead:hover{transform:translateY(-4px);box-shadow:0 26px 50px -28px rgba(10,10,11,.28)}
.lead h3{font-family:var(--ff-d);font-weight:600;font-size:1.5rem;letter-spacing:-.02em;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.lead .role{margin:6px 0 12px;font-size:.82rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent)}
.lead p{color:var(--ink-2)}

/* ---------- HONORS ---------- */
.honors{display:grid;gap:0}
.honor{display:grid;grid-template-columns:90px 1.3fr 1.5fr;gap:24px;align-items:baseline;padding:22px 0;border-top:1px solid var(--line)}
.honor:last-child{border-bottom:1px solid var(--line)}
.honor .y{font-weight:700;color:var(--ink-3)}
.honor .t{font-family:var(--ff-d);font-weight:600;font-size:1.3rem;letter-spacing:-.01em;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.honor .c{color:var(--ink-2)}
.star-pill{font-size:.62rem;font-weight:800;letter-spacing:.08em;background:#FFCC4D;color:#0A0A0B;padding:3px 8px;border-radius:6px}

/* ---------- ABOUT / ethos ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-grid .big{font-family:var(--ff-d);font-weight:500;font-size:var(--md);line-height:1.18;letter-spacing:-.02em}
.about-grid .big .accent{color:var(--accent)}
.about-col p{color:var(--ink-2);margin-bottom:16px}
.ethos{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px}
.ethos .e{padding-top:20px;border-top:3px solid var(--accent)}
.ethos .e h4{font-family:var(--ff-d);font-weight:600;font-size:1.15rem;margin-bottom:6px}
.ethos .e p{color:var(--ink-2);font-size:.96rem}

/* ---------- CONTACT (accent block) ---------- */
.contact{background:var(--accent);color:#fff;border-radius:32px;margin:0 auto clamp(40px,7vh,90px);width:var(--container);
  padding:clamp(60px,9vw,110px) clamp(28px,6vw,90px);text-align:center}
.contact .eyebrow{color:rgba(255,255,255,.8)}
.contact h2{font-family:var(--ff-d);font-weight:700;font-size:var(--lg);letter-spacing:-.03em;line-height:1.02;margin:16px 0 28px}
.contact .email{display:inline-block;font-family:var(--ff-d);font-weight:600;font-size:clamp(1.3rem,1rem + 1.6vw,2.4rem);
  color:#fff;border-bottom:2px solid rgba(255,255,255,.5);padding-bottom:4px;transition:border-color .2s}
.contact .email:hover{border-color:#fff}
.contact .clinks{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.contact .clinks a{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:11px 22px;border-radius:100px;font-weight:600;transition:background .2s}
.contact .clinks a:hover{background:rgba(255,255,255,.26)}
.contact .clinks a.solid{background:#fff;color:var(--accent)}
.contact .rv{margin-top:26px;font-size:.9rem;color:rgba(255,255,255,.85)}
.contact .rv a{font-weight:600;border-bottom:1px solid rgba(255,255,255,.6)}
.contact .avail{margin-top:30px;font-weight:600;letter-spacing:.04em;color:rgba(255,255,255,.92)}

.footer{text-align:center;padding:30px;color:var(--ink-3);font-size:.85rem}

/* ---------- scroll progress ---------- */
.progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--accent);z-index:200;transition:width .08s linear}

/* ---------- skills marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:18px 0;background:#fff;white-space:nowrap;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:inline-flex;animation:scrollx 42s linear infinite;will-change:transform}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--ff-d);font-weight:600;font-size:1.05rem;color:var(--ink-3);padding:0 30px;display:inline-flex;align-items:center;gap:30px}
.marquee span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55}
@keyframes scrollx{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- interludes (woven statements) ---------- */
.interlude{padding:clamp(96px,15vh,180px) 0;overflow:hidden}
.interlude.dark-block{background:var(--black);color:#fff}
.interlude.accent-block{background:var(--accent);color:#fff}
.interlude.light-block{background:#fff}
.ilude{font-family:var(--ff-d);font-weight:700;font-size:clamp(2rem,1.1rem + 4.4vw,4.8rem);line-height:1.03;letter-spacing:-.035em;max-width:22ch}
.ilude .hl{display:inline}
.light-block .ilude .hl{color:var(--accent)}
.dark-block .ilude .hl{color:#7C8BFF}
.accent-block .ilude .hl{text-decoration:underline;text-decoration-color:rgba(255,255,255,.55);text-underline-offset:8px;text-decoration-thickness:3px}
.ilude .w{display:inline-block;opacity:0;transform:translateY(.5em);transition:opacity .5s ease,transform .55s cubic-bezier(.2,.85,.25,1)}
.ilude.in .w{opacity:1;transform:none}
.ilude .strike{position:relative;color:var(--ink-3)}
.dark-block .ilude .strike,.accent-block .ilude .strike{color:rgba(255,255,255,.42)}
.ilude .strike::after{content:"";position:absolute;left:-2px;right:-2px;top:55%;height:3px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .5s ease .5s}
.ilude.in .strike::after{transform:scaleX(1)}
.ilude-note{margin-top:30px;font-size:1.18rem;max-width:48ch}
.dark-block .ilude-note,.accent-block .ilude-note{color:rgba(255,255,255,.86)}
.light-block .ilude-note{color:var(--ink-2)}

/* parallax hooks */
[data-parallax]{will-change:transform}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.shotmode .reveal{opacity:1!important;transform:none!important}
.shotmode .hero{padding-top:120px}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-photo{max-width:380px}
  .stats-grid{grid-template-columns:repeat(3,1fr);gap:28px}
  .about-grid{grid-template-columns:1fr;gap:34px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .card.feature{grid-column:span 2}
  .lead-grid{grid-template-columns:1fr}
  .ethos{grid-template-columns:1fr}
}
@media(max-width:680px){
  .nav-links{position:fixed;inset:0 0 0 34%;flex-direction:column;justify-content:center;background:#fff;padding:40px;gap:24px;transform:translateX(100%);transition:transform .3s;box-shadow:-20px 0 60px -30px rgba(0,0,0,.4)}
  .nav-links.open{transform:none}.nav-toggle{display:flex}
  .work-row{grid-template-columns:1fr;gap:10px}
  .paper{grid-template-columns:1fr;gap:8px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr}.card.feature{grid-column:span 1;flex-direction:column}
  .card.feature .fmedia img{min-height:220px}
  .honor{grid-template-columns:60px 1fr;gap:12px}.honor .c{grid-column:2}
  .gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}.wide{grid-column:span 2}.tall{grid-row:span 1}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}