/* =========================================================================
   Aditya Ganeshgudi — portfolio styles
   Conventions: kebab-case classes, BEM-ish modifiers (--mod), tokens on :root.
   All colors/theme values live as CSS variables; dark = html[data-theme].
   ========================================================================= */

:root{
  --accent:#a678ff;
  --glow:rgba(166,120,255,.5);
  --black:#000000;
  --white:#ffffff;
  --bg:#ffffff;
  --fg:#000000;
  --line:#000000;
  --surface:#ffffff;
  --font-display:'Cormorant Garamond',Georgia,serif;
  --font-ui:'Barlow Condensed','Arial Narrow',sans-serif;
  --font-mono:'Space Mono','Courier New',monospace;
  --r:25px;
  --r-pill:100px;
  --max:1200px;
  --gap:80px;
}
html[data-theme="dark"]{
  --bg:#000000;
  --fg:#ffffff;
  --line:#ffffff;
  --surface:#111111;
}

/* ---------- base ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--font-ui);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- type ---------- */
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;line-height:1.5;margin-bottom:16px}
.eyebrow--light{color:var(--white)}
.h2{font-family:var(--font-ui);font-weight:700;font-size:clamp(32px,5vw,48px);line-height:1;letter-spacing:-.03px;text-transform:none}
.lede{font-size:18px;line-height:1.56;max-width:640px;margin-top:16px}
.mono{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase}
.col-label{display:block;margin-bottom:20px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--fg);font-family:var(--font-ui);font-weight:500;font-size:16px;line-height:1.2;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:background .15s,border-width .15s}
.btn:hover,.btn:focus-visible{border-width:2px;padding:9px 23px}
.btn--primary{background:var(--accent);border-color:#000000;color:#000000}
.btn--primary:hover,.btn--primary:focus-visible{background:#9466f0}
.btn--onblack{background:transparent;border-color:var(--white);color:var(--white)}
.btn--onblack:hover,.btn--onblack:focus-visible{background:rgba(255,255,255,.08)}
.btn--nav{background:var(--fg);border-color:var(--fg);color:var(--bg);border-radius:var(--r-pill);padding:8px 22px}
.btn--nav:hover,.btn--nav:focus-visible{filter:brightness(.75);padding:7px 21px}
.btn--sm{padding:7px 18px;font-size:14px}
.btn--sm:hover{padding:6px 17px}

/* ---------- header ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 24px;height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}
.nav-left{display:flex;align-items:center;gap:28px;min-width:0}
.nav-links{display:flex;gap:28px}
.nav-links a{font-weight:500;font-size:16px;letter-spacing:.1em;text-transform:uppercase}
.nav-links a:hover{opacity:.6}
.wordmark{font-weight:700;font-size:20px;letter-spacing:.06em;text-align:center;text-transform:uppercase}
.nav-right{display:flex;gap:14px;align-items:center;justify-content:flex-end}
.icon{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.5}
.menu-btn{display:none;font-family:var(--font-ui);font-weight:500;font-size:16px;letter-spacing:.1em;text-transform:uppercase;background:var(--bg);color:var(--fg);border:1px solid var(--line);border-radius:var(--r);padding:7px 16px;cursor:pointer;white-space:nowrap}
.theme-btn{display:inline-block}
.menu-sheet{display:none;position:fixed;top:60px;left:0;right:0;bottom:0;z-index:49;background:var(--black);color:var(--white);padding:40px 24px}
.menu-sheet.is-open{display:block}
.menu-sheet a{display:block;font-weight:700;font-size:48px;line-height:1.3;text-transform:uppercase}
.menu-sheet a:hover{color:var(--accent)}
.menu-sheet .btn{margin-top:32px}

/* ---------- hero ---------- */
.hero{background:var(--black);color:var(--white);text-align:center;padding:140px 24px 0;overflow:hidden}
.hero .eyebrow{margin-bottom:24px}
.display{font-family:var(--font-display);font-weight:300;text-transform:uppercase;line-height:.8}
.display-big{display:block;font-size:clamp(64px,15vw,182px);letter-spacing:-.06em}
.display-big--name{font-size:clamp(52px,13vw,168px)}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.hero-sub{margin-top:20px;color:var(--white);opacity:.75}
.hero-art{max-width:1200px;margin:40px auto 0}
.hero-art svg{width:100%;height:auto}

/* ---------- sections ---------- */
section{padding:var(--gap) 0}
.sec-head{margin-bottom:48px}

/* projects */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:var(--r);padding:32px;background:var(--surface);display:flex;flex-direction:column;gap:16px;transition:background .15s,box-shadow .15s}
.card:hover,.card:focus-within{background:var(--accent);border-color:#000000;color:#000000;box-shadow:0 0 40px 10px var(--glow)}
.card-art{border:1px solid var(--line);border-radius:var(--r);background:var(--white);overflow:hidden}
.card-name{font-family:var(--font-display);font-weight:300;font-size:33px;line-height:1.1;letter-spacing:-.03em}
.card p{font-size:16px;line-height:1.6;flex:1}
.card .btn{align-self:flex-start}

/* about */
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:64px;align-items:start}
.statement{font-family:var(--font-display);font-weight:300;font-size:clamp(40px,5vw,64px);line-height:1.05;letter-spacing:-.04em}
.facts{border-top:1px solid var(--line)}
.facts div{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:14px 0}
.facts span:last-child{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;text-align:right}

/* toolkit */
.badges{display:flex;flex-wrap:wrap;gap:12px}
.badge{border:1px solid var(--line);border-radius:var(--r);padding:8px 18px;font-weight:500;font-size:16px;letter-spacing:.1em;text-transform:uppercase;transition:background .15s,box-shadow .15s}
.badge:hover{background:var(--accent);border-color:#000000;color:#000000;box-shadow:0 0 40px 10px var(--glow)}

/* record */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.entry{border-top:1px solid var(--line);padding-top:20px;margin-top:20px}
.entry:first-of-type{margin-top:0}
.entry h3{font-family:var(--font-display);font-weight:300;font-size:28px;line-height:1.15;letter-spacing:-.02em}
.entry .mono{display:block;margin-bottom:8px}
.entry p{font-size:14px;line-height:1.5;margin-top:6px}

/* ---------- footer ---------- */
.footer{background:var(--black);color:var(--white);padding:80px 0 40px}
.say{font-family:var(--font-display);font-weight:300;font-size:clamp(48px,8vw,88px);line-height:.9;letter-spacing:-.04em}
.foot-cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:26px}
.foot-cols{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:64px;border-top:1px solid rgba(255,255,255,.3);padding-top:40px}
.foot-cols nav{display:flex;flex-direction:column;gap:10px}
.foot-cols a{font-weight:500;font-size:16px;letter-spacing:.1em;text-transform:uppercase}
.foot-cols a:hover{color:var(--accent)}
.social{display:flex;gap:16px;align-items:flex-start;justify-content:flex-end}
.social a:hover{color:var(--accent)}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.3);opacity:.75}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
[data-reveal].is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .grid3{grid-template-columns:1fr}
  .grid2,.about-grid,.foot-cols{grid-template-columns:1fr}
  .social{justify-content:flex-start}
}
@media (max-width:860px){
  .nav-inner{height:56px;padding:0 16px}
  .nav-links{display:none}
  .menu-btn{display:inline-block;padding:6px 14px;font-size:14px}
  .btn--nav{display:none}
  .wordmark{font-size:17px}
  .nav-right{gap:10px}
  .menu-sheet a{font-size:36px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none;transition:none}
}