/* ============================================================
   paramvirsingh.com — handcrafted stylesheet
   Refined dark canvas + a single vermilion accent (pulled from
   the PSK mark and, honestly, the turban). No framework runtime.
   ============================================================ */

@font-face {
  font-family: "Century Gothic";
  src: url("/fonts/CenturyGothic.ttf") format("truetype");
  font-weight: 400 700;
  font-display: swap;
}

:root {
  --bg:        #0e0e11;
  --bg-2:      #15151a;
  --bg-3:      #1b1b22;
  --line:      rgba(255, 255, 255, 0.09);
  --line-soft: rgba(255, 255, 255, 0.05);
  --ink:       #ededf0;
  --ink-dim:   #b6b6bf;
  --muted:     #83838f;
  --accent:    #e8442e;
  --accent-hi: #ff6549;
  --accent-dim: rgba(232, 68, 46, 0.14);

  --font-display: "Century Gothic", "Futura", "Trebuchet MS", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Courier New", monospace;

  --maxw: 1040px;
  --readw: 720px;
  --radius: 10px;
}

/* ---------- reset-ish ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--accent-hi); }
::selection { background: var(--accent); color: #fff; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.12; letter-spacing: -0.01em; }

/* ---------- layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; border-top: 1px solid var(--line-soft); }
.section:first-of-type { border-top: 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: lowercase;
  color: var(--accent);
  margin: 0 0 18px;
}
.eyebrow::before { content: "{ "; color: var(--muted); }
.eyebrow::after  { content: " }"; color: var(--muted); }

/* ---------- top nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 14, 17, 0.82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 20px; color: var(--ink); letter-spacing: 0.02em; }
.brand img { width: 24px; height: 24px; }
.brand:hover { color: var(--ink); }
.brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--ink-dim); font-size: 15px; }
.nav-links a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { position: relative; padding: 96px 0 84px; overflow: hidden; }
.hero::before {
  /* a whisper of the old low-poly signature, very restrained */
  content: ""; position: absolute; inset: -40% 0 auto 0; height: 460px;
  background: url("/img/poly-bg.jpg") center/cover no-repeat;
  opacity: 0.07; filter: saturate(120%);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 75%);
          mask-image: linear-gradient(to bottom, #000, transparent 75%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 760px; }
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); margin: 0 0 18px; }
.hero .accent-rule { width: 56px; height: 3px; background: var(--accent); border: 0; margin: 0 0 18px; }
.hero .tagline { font-family: var(--font-mono); color: var(--ink-dim); font-size: clamp(0.95rem, 2.2vw, 1.15rem); margin: 0 0 26px; }
.hero .tagline b { color: var(--accent); font-weight: 400; }
.hero .lead { font-size: 1.15rem; color: var(--ink-dim); max-width: 620px; margin: 0 0 34px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-size: 15px; font-weight: 600;
  padding: 11px 20px; border-radius: var(--radius);
  border: 1px solid var(--line); color: var(--ink); background: var(--bg-2);
  transition: border-color .15s ease, background .15s ease, transform .05s ease;
}
.btn:hover { color: var(--ink); border-color: rgba(255,255,255,0.22); background: var(--bg-3); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hi); border-color: var(--accent-hi); color: #fff; }
.btn .arr { transition: transform .15s ease; }
.btn:hover .arr { transform: translateX(3px); }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 220px; gap: 48px; align-items: start; }
.about-copy h2 { font-size: 1.35rem; margin: 30px 0 8px; }
.about-copy h2:first-child { margin-top: 0; }
.about-copy p { color: var(--ink-dim); margin: 0 0 16px; }
.portrait { position: sticky; top: 90px; }
.portrait .frame {
  position: relative; display: block; border-radius: 16px; overflow: hidden;
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}
/* warm the photo into the palette + melt the lower edge into the page */
.portrait .frame::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(180deg, transparent 58%, var(--bg) 100%),
    radial-gradient(120% 90% at 50% 12%, transparent 55%, rgba(232,68,46,0.10));
  transition: opacity .45s ease;
}
.portrait img {
  display: block; width: 100%; aspect-ratio: 1; object-fit: cover;
  filter: grayscale(0.78) contrast(1.04) brightness(0.97);
  transition: filter .5s ease;
}
.portrait:hover img { filter: grayscale(0) contrast(1) brightness(1); }
.portrait:hover .frame::after { opacity: 0.35; }
.portrait .cap { font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin-top: 12px; }

/* ---------- experience ---------- */
.xp-list { display: grid; gap: 0; margin-top: 8px; }
.xp {
  display: grid; grid-template-columns: 240px 1fr; gap: 24px;
  padding: 22px 0; border-top: 1px solid var(--line-soft);
}
.xp:first-child { border-top: 0; }
.xp .xp-what { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.xp .xp-detail { color: var(--muted); margin: 0; }

/* ---------- capabilities (Agentic Engineering) ---------- */
.cap-head { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin: 0 0 10px; }
.cap-lead { color: var(--ink-dim); font-size: 1.06rem; max-width: 640px; margin: 0 0 30px; }
.cap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.cap-card {
  position: relative; padding: 22px 22px 24px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-2);
  transition: border-color .15s ease, background .15s ease, transform .08s ease;
}
.cap-card:hover { border-color: rgba(255,255,255,0.2); background: var(--bg-3); transform: translateY(-2px); }
/* sub-heading: Century Gothic, with a thin separator rule beneath it */
.cap-card h3 {
  font-size: 1.12rem; color: var(--ink);
  margin: 0 0 14px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.cap-card p { margin: 0; color: var(--muted); font-size: 0.96rem; line-height: 1.62; }
/* key phrases highlighted with colour only — same font, no bold/chip */
.hl { color: var(--accent-hi); }
.cap-colophon {
  margin: 30px 0 0; padding: 14px 0 14px 18px; border-left: 3px solid var(--accent);
  font-family: var(--font-body); font-size: 0.92rem; line-height: 1.7;
  color: var(--muted); max-width: 760px;
}

/* ---------- interests ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 6px; }
.chip {
  border: 1px solid var(--line); border-radius: 999px; padding: 10px 18px;
  background: var(--bg-2);
}
.chip b { font-family: var(--font-display); font-weight: 700; }
.chip span { color: var(--muted); font-size: 14px; margin-left: 8px; }

/* ---------- connect ---------- */
.connect-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 6px; }
.connect-item {
  display: flex; flex-direction: column; gap: 4px;
  padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-2); transition: border-color .15s ease, background .15s ease;
}
.connect-item:hover { border-color: rgba(255,255,255,0.22); background: var(--bg-3); }
.connect-item .k { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.connect-item .v { color: var(--ink); font-size: 1.02rem; }
.connect-item:hover .v { color: var(--accent-hi); }

/* ---------- writing index ---------- */
.page-head { padding: 72px 0 28px; }
.page-head h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 12px 0 8px; }
.page-head p { color: var(--muted); margin: 0; max-width: 560px; }
.post-list { display: grid; gap: 2px; padding-bottom: 80px; }
.post-row {
  display: block; padding: 26px 0; border-top: 1px solid var(--line-soft);
  transition: padding-left .15s ease;
}
.post-row:hover { padding-left: 8px; }
.post-row .meta { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted); letter-spacing: 0.04em; }
.post-row h2 { font-size: 1.5rem; margin: 8px 0; color: var(--ink); }
.post-row:hover h2 { color: var(--accent-hi); }
.post-row p { color: var(--ink-dim); margin: 0; max-width: 680px; }
.tag { font-family: var(--font-mono); font-size: 11.5px; color: var(--muted); }

/* ---------- single post ---------- */
.post { padding: 64px 0 88px; }
.post-header { max-width: var(--readw); margin: 0 auto 34px; }
.post-header .meta { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.post-header h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin: 14px 0 0; }
.article { max-width: var(--readw); margin: 0 auto; font-size: 1.12rem; }
.article > * { margin: 0 0 1.25em; }
.article p, .article li { color: var(--ink-dim); }
.article h2 { font-size: 1.6rem; margin: 1.8em 0 0.5em; color: var(--ink); }
.article h3 { font-size: 1.25rem; margin: 1.5em 0 0.4em; color: var(--ink); }
.article a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--accent-dim); }
.article a:hover { text-decoration-color: var(--accent-hi); }
.article strong { color: var(--ink); }
.article ul, .article ol { padding-left: 1.3em; }
.article li { margin-bottom: 0.5em; }
.article blockquote { border-left: 3px solid var(--accent); margin-left: 0; padding-left: 20px; color: var(--muted); font-style: italic; }
.article code { font-family: var(--font-mono); font-size: 0.9em; background: var(--bg-3); padding: 2px 6px; border-radius: 5px; color: var(--ink); }
.article pre { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; overflow-x: auto; }
.article pre code { background: none; padding: 0; color: var(--ink); }
/* subtle on-scheme syntax tokens */
.article pre code .tok-k { color: var(--accent-hi); }
.article pre code .tok-s { color: #d59a82; }
.article pre code .tok-c { color: var(--muted); font-style: italic; }
.article pre code .tok-n { color: var(--ink-dim); }
.article img { border-radius: var(--radius); border: 1px solid var(--line); }
.back-link { display: inline-block; max-width: var(--readw); margin: 0 auto 0; font-family: var(--font-mono); font-size: 14px; }
.back-wrap { max-width: var(--readw); margin: 56px auto 0; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line-soft); padding: 40px 0; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; }
.footer .sig { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.footer .sig b { color: var(--ink-dim); font-weight: 400; }
.footer .right { display: flex; gap: 20px; }
.footer .right a { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.footer .right a:hover { color: var(--accent-hi); }

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .section { padding: 56px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .portrait { position: static; max-width: 200px; }
  .xp { grid-template-columns: 1fr; gap: 6px; }
  .nav-links { gap: 18px; }
  .hero { padding: 64px 0 56px; }
}
@media (max-width: 460px) {
  .nav-links a[data-opt] { display: none; }
}