/* prashantdangi.com — high-contrast editorial b/w */

:root {
  --bg: #ffffff;
  --fg: #0b0b0b;
  --muted: #6b6b6b;
  --line: rgba(11,11,11,.12);
  --line-strong: rgba(11,11,11,.26);
  --card: #ffffff;
  --card-alt: #fafafa;
  --code-bg: #f4f4f4;
  --sel: #0b0b0b;
  --sel-fg: #ffffff;
  --discord: #5865f2;
  --discord-dark: #4752c4;
  --shadow: 0 1px 0 rgba(11,11,11,.04), 0 18px 40px -24px rgba(11,11,11,.28);
}
:root[data-theme="dark"] {
  --bg: #0a0a0a;
  --fg: #f2f1ee;
  --muted: #8f8f8f;
  --line: rgba(242,241,238,.16);
  --line-strong: rgba(242,241,238,.34);
  --card: #121212;
  --card-alt: #141414;
  --code-bg: #161616;
  --sel: #f2f1ee;
  --sel-fg: #0a0a0a;
  --discord: #5865f2;
  --discord-dark: #6b76f5;
  --shadow: 0 1px 0 rgba(255,255,255,.04), 0 22px 50px -26px rgba(0,0,0,.9);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .4s ease, color .4s ease;
}

::selection { background: var(--sel); color: var(--sel-fg); }

/* film-grain / noise overlay for texture */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 9999;
  pointer-events: none;
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
:root[data-theme="dark"] .grain { opacity: .06; }

a { color: inherit; text-decoration: none; }

/* ============ HEADER ============ */
.site-head {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 16px clamp(20px, 5vw, 56px);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}
.site-head .wordmark { justify-self: start; }
.icon-btn { justify-self: end; }
.wordmark {
  font-family: "JetBrains Mono", monospace;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.02em;
}
.wordmark span { opacity: .55; }
.blink { font-style: normal; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.site-head nav.nav-center { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 3vw, 38px); }
.site-head nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  position: relative;
  padding: 4px 0;
}
.site-head nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--fg);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .3s cubic-bezier(.2,.7,.2,1);
}
.site-head nav a:hover { color: var(--fg); }
.site-head nav a:hover::after { transform: scaleX(1); transform-origin: left; }

/* theme toggle — icon button (sun in light, moon in dark) */
.icon-btn {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  transition: border-color .25s, transform .25s, background .25s;
}
.icon-btn:hover { border-color: var(--fg); transform: rotate(-18deg); }
.icon-btn svg { grid-area: 1 / 1; transition: opacity .3s, transform .4s; }
.icon-btn .ico-moon { opacity: 0; transform: scale(.4) rotate(-40deg); }
.icon-btn .ico-sun  { opacity: 1; transform: scale(1); }
:root[data-theme="dark"] .icon-btn .ico-sun  { opacity: 0; transform: scale(.4) rotate(40deg); }
:root[data-theme="dark"] .icon-btn .ico-moon { opacity: 1; transform: scale(1) rotate(0); }

/* ============ LAYOUT ============ */
main {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(48px, 9vw, 110px) clamp(20px, 5vw, 40px) 40px;
}
.block { padding: clamp(40px, 8vw, 96px) 0; border-bottom: 1px solid var(--line); }
.block:last-of-type { border-bottom: 0; }

.block-label {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 30px;
}
.block-label .idx {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 3px 9px;
  color: var(--fg);
}
.center-label { justify-content: center; }
.center .lede, .center-lede { margin-left: auto; margin-right: auto; }
.center .subscribe { margin-left: auto; margin-right: auto; }

/* reveal on scroll */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
[data-reveal].in { opacity: 1; transform: none; }

/* ============ DISPLAY TYPE ============ */
.huge {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: .96;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
}
.huge em {
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.lede {
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  color: var(--muted);
  max-width: 44ch;
  margin: 0 0 34px;
}

/* ============ FEATURED POST ============ */
.featured h1 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0 0 18px;
}
.featured h1 a { background: linear-gradient(var(--fg),var(--fg)) 0 100%/0 2px no-repeat; transition: background-size .4s; }
.featured h1 a:hover { background-size: 100% 2px; }
.featured .meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 30px;
}
.meta .tag { border: 1px solid var(--line-strong); padding: 2px 10px; border-radius: 999px; }
.more { margin-top: 34px; }
.link-arrow {
  font-family: "JetBrains Mono", monospace;
  font-size: 14px;
  color: var(--fg);
  display: inline-flex;
  gap: 8px;
}
.link-arrow b { transition: transform .3s; }
.link-arrow:hover b { transform: translateX(6px); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--fg);
  color: var(--bg);
  padding: 15px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid var(--fg);
  position: relative;
  overflow: hidden;
  transition: transform .25s cubic-bezier(.2,.7,.2,1);
}
.btn b { transition: transform .3s; }
.btn::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--bg);
  transform: translateY(101%);
  transition: transform .35s cubic-bezier(.4,0,.2,1);
  z-index: 0;
}
.btn span, .btn b { position: relative; z-index: 1; }
.btn:hover { transform: translateY(-2px); color: var(--fg); }
.btn:hover::before { transform: translateY(0); }
.btn:hover b { transform: translateX(5px); }
.btn.big { padding: 18px 34px; font-size: 16px; }
.btn.ghost { background: transparent; color: var(--fg); }
.btn.ghost::before { background: var(--fg); }
.btn.ghost:hover { color: var(--bg); }

/* discord */
.discord-mark {
  display: grid;
  place-items: center;
  width: 78px; height: 78px;
  margin: 0 auto 26px;
  border-radius: 22px;
  background: var(--discord);
  color: #fff;
  box-shadow: 0 12px 30px -10px rgba(88,101,242,.6);
  animation: floaty 4s ease-in-out infinite;
}
@keyframes floaty { 50% { transform: translateY(-7px); } }
.discord-btn {
  background: var(--discord);
  border-color: var(--discord);
  color: #fff;
  box-shadow: 0 12px 30px -12px rgba(88,101,242,.7);
}
.discord-btn::before { background: var(--discord-dark); }
.discord-btn:hover { color: #fff; box-shadow: 0 16px 36px -12px rgba(88,101,242,.8); }
.discord-btn svg { position: relative; z-index: 1; }
.discord-btn span { position: relative; z-index: 1; }

/* blog cards */
.blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin: 44px 0 8px;
  text-align: left;
}
.blog-card {
  display: flex;
  flex-direction: column;
  padding: 28px 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s, box-shadow .35s;
}
.blog-card:hover { transform: translateY(-6px); border-color: var(--fg); box-shadow: var(--shadow); }
.bc-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--muted); }
.bc-num { border: 1px solid var(--line-strong); border-radius: 999px; padding: 2px 9px; color: var(--fg); }
.bc-title { font-family: "Space Grotesk", sans-serif; font-weight: 600; font-size: 1.35rem; line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 12px; }
.bc-sum { color: var(--muted); font-size: .98rem; margin: 0 0 22px; flex: 1; }
.bc-read { font-family: "JetBrains Mono", monospace; font-size: 13px; color: var(--fg); display: inline-flex; gap: 7px; }
.bc-read b { transition: transform .3s; }
.blog-card:hover .bc-read b { transform: translateX(6px); }
.bc-tags { margin-top: 18px; font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }

/* ============ ABOUT ============ */
.about-body p { font-size: 1.15rem; max-width: 52ch; }
.about-body > p:first-child { color: var(--fg); }
.skills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  margin: 40px auto;
  text-align: left;
}
.skill {
  background: var(--card);
  padding: 30px 24px;
  transition: background .3s, transform .3s;
}
.skill:hover { background: var(--fg); color: var(--bg); }
.skill:hover p { color: color-mix(in srgb, var(--bg) 70%, var(--fg)); }
.skill:hover .skill-no { color: var(--bg); }
.skill-no {
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  color: var(--muted);
  display: block;
  margin-bottom: 14px;
}
.skill h3 { font-family: "Space Grotesk", sans-serif; font-size: 1.25rem; margin: 0 0 8px; letter-spacing: -0.01em; }
.skill p { font-size: .96rem; color: var(--muted); margin: 0; }
.about-foot { color: var(--muted); }
.about-foot a { color: var(--fg); border-bottom: 1px solid var(--line-strong); }
.about-foot a:hover { border-color: var(--fg); }

/* ============ NEWSLETTER ============ */
.subscribe {
  display: flex;
  gap: 10px;
  max-width: 480px;
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 6px 6px 8px;
  box-shadow: var(--shadow);
}
.subscribe:focus-within { border-color: var(--fg); }
.subscribe input {
  flex: 1;
  border: 0;
  background: none;
  color: var(--fg);
  font: inherit;
  font-size: 16px;
  padding: 10px 14px;
}
.subscribe input:focus { outline: none; }
.subscribe input::placeholder { color: var(--muted); }
.subscribe button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--fg);
  color: var(--bg);
  border: 0;
  border-radius: 999px;
  padding: 12px 22px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform .25s, opacity .25s;
}
.subscribe button b { transition: transform .3s; }
.subscribe button:hover { transform: translateY(-1px); }
.subscribe button:hover b { transform: translateX(4px); }
.fineprint { font-size: 13px; color: var(--muted); margin-top: 16px; font-family: "JetBrains Mono", monospace; }

/* ============ PROSE (about page / posts) ============ */
.prose, .post { max-width: 720px; margin: 0 auto; }
.prose h1, .post h1 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: clamp(2rem, 5.5vw, 3.2rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 0 0 18px;
}
.prose h2, .post h2 { font-family: "Space Grotesk", sans-serif; font-size: 1.6rem; letter-spacing: -0.02em; margin: 44px 0 14px; }
.post h3 { font-family: "Space Grotesk", sans-serif; font-size: 1.25rem; margin: 32px 0 10px; }
.post p, .prose p { font-size: 1.12rem; line-height: 1.75; }
.post ul, .post ol, .prose ul { padding-left: 24px; }
.post li, .prose li { margin: 8px 0; font-size: 1.08rem; }
.post a, .prose a { border-bottom: 1px solid var(--line-strong); }
.post a:hover, .prose a:hover { border-color: var(--fg); }
.muted { color: var(--muted); }

.post .meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 0 0 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

/* code */
code {
  font-family: "JetBrains Mono", monospace;
  font-size: .88em;
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 5px;
}
pre {
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}
pre code { background: none; padding: 0; font-size: 13.5px; line-height: 1.7; }
blockquote {
  margin: 24px 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--fg);
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: 1.3rem;
  color: var(--fg);
}
img { max-width: 100%; height: auto; border-radius: 12px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }

/* ============ BLOG INDEX ============ */
.blog-hero { text-align: left; padding: clamp(40px,8vw,90px) 0 40px; }
.blog-hero h1 { font-family: "Space Grotesk", sans-serif; font-weight: 600; font-size: clamp(2.6rem,9vw,5rem); letter-spacing: -0.03em; line-height: .96; margin: 0 0 16px; }
.blog-hero p { color: var(--muted); font-size: 1.15rem; max-width: 46ch; }

.index { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.index li { border-bottom: 1px solid var(--line); }
.index a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  padding: 30px 8px;
  transition: padding .35s cubic-bezier(.2,.7,.2,1), background .35s;
}
.index a:hover { padding-left: 22px; padding-right: 22px; background: var(--card); }
.idx-num { font-family: "JetBrains Mono", monospace; font-size: 14px; color: var(--muted); }
.idx-title { font-family: "Space Grotesk", sans-serif; font-weight: 500; font-size: clamp(1.2rem, 3.4vw, 1.9rem); letter-spacing: -0.02em; line-height: 1.1; }
.index a:hover .idx-title { text-decoration: none; }
.idx-arrow { font-family: "JetBrains Mono", monospace; opacity: 0; transform: translateX(-8px); transition: opacity .3s, transform .3s; }
.index a:hover .idx-arrow { opacity: 1; transform: none; }
.idx-date { font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--muted); white-space: nowrap; }

/* ============ FOOTER ============ */
.site-foot {
  border-top: 1px solid var(--line);
  padding: clamp(40px, 7vw, 72px) clamp(20px, 5vw, 56px);
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
  align-items: flex-start;
}
.foot-mark { font-family: "JetBrains Mono", monospace; font-weight: 500; font-size: clamp(1.4rem, 5vw, 2.4rem); letter-spacing: -0.03em; }
.foot-cols { text-align: right; }
.foot-social { display: flex; gap: 12px; justify-content: flex-end; margin-bottom: 16px; }
.foot-social a {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  transition: color .25s, border-color .25s, transform .25s, background .25s;
}
.foot-social a:hover { color: var(--bg); background: var(--fg); border-color: var(--fg); transform: translateY(-3px); }
.foot-social #foot-discord:hover { background: var(--discord); border-color: var(--discord); color: #fff; }
.foot-meta { color: var(--muted); font-size: 13px; margin: 0; }

.loading { color: var(--muted); font-family: "JetBrains Mono", monospace; font-size: 14px; }
.center { text-align: center; }
.band .btn, .band .subscribe { margin-top: 4px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 720px) {
  .skills { grid-template-columns: 1fr; }
  .subscribe { flex-direction: column; border-radius: 20px; padding: 12px; }
  .subscribe button { justify-content: center; padding: 14px; }
  .foot-cols { text-align: left; }
  .foot-social { justify-content: flex-start; }
  .index a { grid-template-columns: auto 1fr; gap: 16px; }
  .idx-date, .idx-arrow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}