/* Charika Mag — v2
   Two-colour only. --bg / --fg switch on dark/light.
   Default: dark. Override via [data-theme="light"].
*/

:root {
  --bg: #000000;
  --fg: #FFFFFF;
  --accent: #E8111C;
  --mono: 'Menlo', 'Courier New', monospace;
}
[data-theme="light"] {
  --bg: #FFFFFF;
  --fg: #000000;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  -webkit-font-smoothing: antialiased;
  transition: background 0.18s, color 0.18s;
}

/* ── Home page ───────────────────────────────────────────────────────────── */
.home {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 2rem 2.5rem;
  position: relative;
  z-index: 1;
}

/* Top bar */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}
.topbar .site-id,
.articles-topbar .site-id,
.post-topbar .site-id {
  text-decoration: none;
  display: flex;
  align-items: center;
}
.site-logo {
  height: 64px;
  width: auto;
  display: block;
}
[data-theme="dark"] .site-logo {
  filter: invert(1);
}
.topbar .controls {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}
.ctrl-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--fg);
  padding: 0;
  line-height: 1;
  text-transform: uppercase;
  opacity: 0.55;
  transition: opacity 0.12s;
}
.ctrl-btn:hover, .ctrl-btn.active { opacity: 1; }
.ctrl-sep { opacity: 0.2; font-size: 0.85rem; }

/* Centre — big word */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem 0;
}
.hero-word {
  font-family: 'Devanagari MT', 'DevanagariMT', 'Noto Sans Devanagari', sans-serif;
  font-weight: 700;
  font-size: clamp(13vw, 18vw, 22vw);
  line-height: 0.88;
  letter-spacing: -0.01em;
  color: var(--fg);
  display: block;
  pointer-events: none;
}
.hero-word.latin {
  font-family: 'Noto Sans', Arial, sans-serif;
  font-weight: 300;
  letter-spacing: -0.03em;
}
[data-lang="hi"] .word-latin { display: none; }
[data-lang="en"] .word-deva  { display: none; }

/* Hero inner — stacks word + subheading + form */
.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  pointer-events: none;
}

/* Subheading */
.hero-sub {
  font-family: 'Noto Sans Devanagari', 'Noto Sans', sans-serif;
  font-weight: 300;
  font-size: clamp(1rem, 2.2vw, 1.6rem);
  letter-spacing: 0.08em;
  color: var(--fg);
  opacity: 0.38;
  margin-top: 0.6rem;
  margin-bottom: 2.8rem;
  pointer-events: none;
}

/* Subscribe form */
.subscribe-form {
  pointer-events: all;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
  width: min(480px, 90vw);
}
.subscribe-row {
  display: flex;
  width: 100%;
  border: 1.5px solid var(--fg);
  opacity: 0.7;
  transition: opacity 0.15s;
}
.subscribe-row:focus-within { opacity: 1; }
.subscribe-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  padding: 0.75rem 1rem;
  min-width: 0;
}
.subscribe-input::placeholder { opacity: 0.35; }
.subscribe-btn {
  background: var(--fg);
  color: var(--bg);
  border: none;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  padding: 0.75rem 1.2rem;
  white-space: nowrap;
  transition: opacity 0.15s;
}
.subscribe-btn:hover { opacity: 0.8; }
.subscribe-note {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--fg);
  opacity: 0.28;
  pointer-events: none;
}

/* Bottom bar */
.bottombar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-shrink: 0;
  padding-top: 1rem;
}
/* Three-column bottom: spacer | lekh | others */
.bottombar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
}

/* Lekh button — animated gradient border */
.lekh-wrap {
  grid-column: 2;
  justify-self: center;
}
.lekh-btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(0.88rem, 1.4vw, 1.05rem);
  letter-spacing: 0.16em;
  text-transform: lowercase;
  color: var(--fg);
  text-decoration: none;
  padding: 0.7rem 2rem;
  border: 3px solid transparent;
  background-image:
    linear-gradient(var(--bg), var(--bg)),
    linear-gradient(to right, #E8111C, #6B1FA8, #5FE058, #F5A623, #E8111C, #6B1FA8, #E8111C);
  background-origin: padding-box, border-box;
  background-clip: padding-box, border-box;
  background-size: auto, 400% 100%;
  animation: border-slide 5s linear infinite;
  transition: opacity 0.15s;
}
.lekh-btn:hover { opacity: 0.8; }
@keyframes border-slide {
  from { background-position: 0 0, 0% 0%; }
  to   { background-position: 0 0, 100% 0%; }
}

.bottombar .others-btn {
  grid-column: 3;
  justify-self: end;
  font-family: var(--mono);
  font-size: clamp(0.7rem, 1.1vw, 0.82rem);
  letter-spacing: 0.14em;
  text-transform: lowercase;
  color: var(--fg);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  opacity: 0.55;
  transition: opacity 0.12s;
}
.bottombar .others-btn:hover { opacity: 1; }

/* ── Sidebar overlay ────────────────────────────────────────────────────── */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s;
  z-index: 50;
}
.sidebar-overlay.open {
  opacity: 0.4;
  pointer-events: all;
}

.sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 88vw);
  height: 100vh;
  background: var(--fg);
  color: var(--bg);
  padding: 2.5rem 2rem;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.22,1,0.36,1);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.sidebar.open { transform: translateX(0); }

.sidebar-close {
  position: absolute;
  top: 1.8rem;
  right: 2rem;
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--bg);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  opacity: 0.45;
  transition: opacity 0.12s;
}
.sidebar-close:hover { opacity: 1; }

.sidebar nav {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.sidebar nav a {
  display: block;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  text-decoration: none;
  padding: 1.1rem 0;
  border-bottom: 1px solid;
  border-color: color-mix(in srgb, var(--bg) 20%, transparent);
  opacity: 0.65;
  transition: opacity 0.12s;
}
.sidebar nav a:first-child { border-top: 1px solid; border-top-color: color-mix(in srgb, var(--bg) 20%, transparent); }
.sidebar nav a:hover { opacity: 1; }
.sidebar .sidebar-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.35;
  margin-bottom: 0.3rem;
}
.sidebar .sidebar-footer {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  opacity: 0.3;
}

/* ── Back link ──────────────────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--fg);
  text-decoration: none;
  opacity: 0.4;
  transition: opacity 0.12s;
}
.back-link:hover { opacity: 1; }
.back-link::before { content: '←'; font-size: 0.9em; }

/* ── Articles list page ─────────────────────────────────────────────────── */
.articles-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 2rem 2.5rem;
}
.articles-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
  flex-shrink: 0;
}
/* .articles-topbar .site-id — handled by shared .site-logo rule */

.articles-list { flex: 1; }
.articles-list a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--fg);
  text-decoration: none;
  color: var(--fg);
  transition: opacity 0.12s;
  opacity: 0.7;
}
.articles-list a:last-child { border-bottom: 1px solid var(--fg); }
.articles-list a:hover { opacity: 1; }
.articles-list .art-title {
  font-family: 'Noto Sans', Arial, sans-serif;
  font-weight: 900;
  font-size: clamp(1.2rem, 3vw, 2.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.articles-list .art-date {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  opacity: 0.45;
  white-space: nowrap;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
}
.articles-list .art-updated {
  font-size: 0.6rem;
  opacity: 0.6;
  letter-spacing: 0.08em;
}

/* ── Article / Post page ────────────────────────────────────────────────── */
.post-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 2rem 2.5rem;
}
.post-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
}
/* .post-topbar .site-id — handled by shared .site-logo rule */
.post-body {
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}
.post-body .post-date {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.4;
  margin-bottom: 0.4rem;
}
.post-body .post-updated {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  opacity: 0.3;
  margin-bottom: 1.5rem;
}
.post-body h1 {
  font-family: 'Noto Sans', Arial, sans-serif;
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.post-body .tagline {
  font-size: 1.05rem;
  opacity: 0.55;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--fg);
  opacity: 0.6;
}
.post-body .post-byline {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  opacity: 0.35;
  margin-top: -2rem;
  margin-bottom: 2.5rem;
}
.post-body h2 {
  font-family: 'Noto Sans', Arial, sans-serif;
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 0.8rem;
}
.post-body p { line-height: 1.7; margin-bottom: 1.2rem; opacity: 0.85; }
.post-body blockquote {
  border-left: 2px solid var(--accent);
  padding: 0.6rem 0 0.6rem 1.4rem;
  margin: 2rem 0;
  font-style: italic;
  opacity: 0.65;
}
.post-body figure { margin: 2.5rem 0; }
.post-body figure iframe {
  width: 100%;
  aspect-ratio: 16/9;
  border: 1px solid;
  border-color: color-mix(in srgb, var(--fg) 20%, transparent);
}
.post-body figcaption {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  opacity: 0.4;
  margin-top: 0.5rem;
}

/* ── Article body — inline components ───────────────────────────────────── */
.skt {
  font-family: 'Noto Serif Devanagari', 'Noto Sans Devanagari', serif;
}
.post-body cite {
  display: block;
  font-size: 0.8rem;
  font-style: normal;
  opacity: 0.5;
  margin-top: 0.4rem;
}
hr.section-divider {
  border: none;
  border-top: 1px solid var(--fg);
  opacity: 0.12;
  margin: 3rem 0;
}
.sanskrit-block {
  margin: 2.5rem 0;
  padding: 1.5rem 2rem;
  border-left: 3px solid var(--accent);
}
.sanskrit-block .devanagari {
  display: block;
  font-family: 'Noto Serif Devanagari', 'Noto Sans Devanagari', serif;
  font-size: 1.4rem;
  line-height: 1.7;
  margin-bottom: 0.6rem;
}
.sanskrit-block .iast {
  display: block;
  font-style: italic;
  font-size: 0.88rem;
  opacity: 0.55;
  margin-bottom: 0.5rem;
}
.sanskrit-block .meaning {
  display: block;
  font-size: 0.88rem;
  opacity: 0.75;
  border-top: 1px solid var(--fg);
  border-color: color-mix(in srgb, var(--fg) 15%, transparent);
  padding-top: 0.5rem;
  margin-top: 0.5rem;
}
.sanskrit-block .source {
  display: block;
  font-size: 0.72rem;
  opacity: 0.4;
  margin-top: 0.3rem;
  font-style: italic;
  letter-spacing: 0.05em;
}
.flowchart { margin: 2.5rem 0; }
.flowchart-title {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.4;
  margin-bottom: 1rem;
}
.flow-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}
.flow-node {
  border: 1px solid var(--fg);
  border-color: color-mix(in srgb, var(--fg) 35%, transparent);
  padding: 0.9rem 1.2rem;
  min-width: 340px;
}
.flow-node.highlight {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}
.flow-node .node-title {
  font-family: 'Noto Sans', Arial, sans-serif;
  font-weight: 900;
  font-size: 0.9rem;
}
.flow-node .node-sub {
  font-size: 0.8rem;
  opacity: 0.6;
  margin-top: 0.25rem;
  line-height: 1.5;
}
.flow-node.highlight .node-sub { opacity: 0.65; }
.flow-arrow {
  font-size: 1rem;
  opacity: 0.35;
  margin: 0.2rem 0 0.2rem 1.4rem;
  line-height: 1;
}

/* ── Cookie consent banner ───────────────────────────────────────────────── */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
  padding: 1rem 1.5rem;
  background: var(--bg); border-top: 1px solid color-mix(in srgb, var(--fg) 25%, transparent);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em; opacity: 0.95;
}
.cookie-banner span { opacity: 0.65; line-height: 1.6; }
.cookie-btns { display: flex; gap: 0.6rem; flex-shrink: 0; }
.cookie-btn {
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em;
  cursor: pointer; padding: 0.4rem 0.9rem; border: 1px solid color-mix(in srgb, var(--fg) 35%, transparent);
  background: transparent; color: var(--fg); transition: opacity 0.15s;
}
.cookie-btn:hover { opacity: 0.6; }
.cookie-btn-accept { background: var(--fg); color: var(--bg); border-color: var(--fg); }

/* ── Article disclaimer ──────────────────────────────────────────────────── */
.post-disclaimer {
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid color-mix(in srgb, var(--fg) 18%, transparent);
  font-family: var(--mono); font-size: 0.63rem; letter-spacing: 0.06em;
  line-height: 1.8; opacity: 0.45;
}
.post-disclaimer a { color: var(--fg); }
.post-disclaimer a:hover { opacity: 0.7; }

/* ── References page ─────────────────────────────────────────────────────── */
.ref-coming { margin-top: 3rem; opacity: 0.3; font-size: 0.75rem; letter-spacing: 0.12em; }

/* ── Article sign-off ───────────────────────────────────────────────────── */
.post-signoff {
  margin-top: 3rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  opacity: 0.4;
}
.linkedin-btn {
  display: inline-block;
  margin-top: 0.8rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--fg);
  text-decoration: none;
  padding: 0.5rem 1.2rem;
  opacity: 0.7;
  transition: opacity 0.15s;
}
.linkedin-btn:hover { opacity: 1; }

/* ── Sitewide footer ─────────────────────────────────────────────────────── */
.site-footer {
  text-align: center;
  padding: 1.8rem 2rem;
  border-top: 1px solid color-mix(in srgb, var(--fg) 12%, transparent);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  line-height: 1.7;
  opacity: 0.4;
}
.site-footer a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--fg) 30%, transparent);
  padding-bottom: 1px;
  transition: opacity 0.12s;
}
.site-footer a:hover { opacity: 0.7; }