/* MoneyVedas Learn — shared stylesheet. No frameworks, no JS required. */
:root {
  --bg: #f0f7f4;
  --surface: #ffffff;
  --primary: #10b981;
  --primary-dark: #065f46;
  --primary-light: #d1fae5;
  --primary-soft: #e7f8f0;
  --ink: #0a0f0d;
  --text: #2d3732;
  --muted: #5b6b62;
  --line: #dbe7e0;
  --warn-bg: #fdf3e3;
  --warn-line: #d97706;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Outfit", "Plus Jakarta Sans", system-ui, sans-serif;
  color: var(--ink);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(1.9rem, 5vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 1.45rem; font-weight: 700; margin-top: 2em; }
h3 { font-size: 1.15rem; font-weight: 700; margin-top: 1.6em; }

p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.35em; }
li { margin-bottom: 0.4em; }
a { color: var(--primary-dark); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--primary); }
strong { color: var(--ink); }
hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(240, 247, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.wordmark {
  font-family: "Outfit", sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.wordmark span { color: var(--primary); }
.topbar .learn-tag {
  font-family: "Outfit", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-dark);
  background: var(--primary-light);
  border-radius: 999px;
  padding: 0.2em 0.7em;
  white-space: nowrap;
}
.topbar nav { display: flex; gap: 1.1rem; align-items: center; }
.topbar nav a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}
.topbar nav a:hover { color: var(--primary-dark); text-decoration: underline; }

/* ---------- layout ---------- */
.wrap { max-width: 760px; margin: 0 auto; padding: 2rem 1.25rem 3rem; }
.wrap-wide { max-width: 960px; margin: 0 auto; padding: 2rem 1.25rem 3rem; }

.kicker {
  font-family: "Outfit", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary-dark);
  margin-bottom: 0.6em;
}
.standfirst { font-size: 1.12rem; color: var(--text); }
.meta { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.75em; }

/* ---------- hero (hub) ---------- */
.hero {
  background: var(--primary-dark);
  color: #eafaf3;
  border-radius: 18px;
  padding: 2.25rem 1.75rem;
  margin-bottom: 2rem;
}
.hero h1 { color: #ffffff; margin-bottom: 0.35em; }
.hero p { color: #cdeedd; margin-bottom: 0; max-width: 34em; }
.hero .hero-note { margin-top: 1.25em; font-size: 0.88rem; color: #a7dcc4; }

/* ---------- cards (hub) ---------- */
.section-label {
  font-family: "Outfit", sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary-dark);
  margin: 2.25em 0 0.9em;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.45em;
}
.card:hover { border-color: var(--primary); }
.card h3 { margin: 0; font-size: 1.12rem; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--primary-dark); text-decoration: underline; }
.card p { margin: 0; font-size: 0.94rem; color: var(--text); }
.card .card-num {
  font-family: "Outfit", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
  text-transform: uppercase;
}
.card .card-meta { font-size: 0.82rem; color: var(--muted); margin-top: auto; padding-top: 0.6em; }

/* ---------- callouts ---------- */
.callout {
  border-left: 4px solid var(--primary);
  background: var(--primary-soft);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.15rem;
  margin: 1.5em 0;
}
.callout p { margin-bottom: 0.5em; }
.callout p:last-child { margin-bottom: 0; }
.callout .callout-title {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.3em;
}
.callout.warn { border-color: var(--warn-line); background: var(--warn-bg); }
.callout.rule { border-color: var(--primary-dark); background: var(--primary-soft); }
.callout.plain { border-color: var(--line); background: var(--surface); }

/* ---------- tables ---------- */
.tbl { overflow-x: auto; margin: 1.25em 0 1.5em; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 0.93rem; }
th, td { text-align: left; padding: 0.6em 0.8em; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--primary-light); color: var(--ink); font-family: "Outfit", sans-serif; font-size: 0.88rem; font-weight: 700; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- misc ---------- */
.tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 999px;
  padding: 0.15em 0.65em;
  background: var(--primary-light);
  color: var(--primary-dark);
  margin-right: 0.4em;
}
.tag.warn { background: var(--warn-bg); color: #92400e; }
.tag.strong { background: var(--primary-dark); color: #fff; }
.tag.weak { background: #e8edeb; color: var(--muted); }

pre {
  background: var(--ink);
  color: #dcf5e9;
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
  overflow-x: auto;
  font-size: 0.84rem;
  line-height: 1.55;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.9em; background: #e2efe8; padding: 0.1em 0.35em; border-radius: 4px; }
pre code { background: none; padding: 0; color: inherit; }

.sources { font-size: 0.9rem; }
.sources li { overflow-wrap: anywhere; word-break: break-word; }
.sources a { color: var(--primary-dark); }

.idea { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem 1.4rem 1.1rem; margin: 1.5em 0; }
.idea h3 { margin-top: 0; }
.idea .verdict { font-size: 0.9rem; color: var(--muted); }

/* ---------- prev / next + footer ---------- */
.pagenav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5em;
  padding-top: 1.5em;
  border-top: 1px solid var(--line);
  font-weight: 600;
  font-size: 0.95rem;
}
.pagenav .next { margin-left: auto; text-align: right; }

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2.5em;
  padding-top: 1.5em;
  font-size: 0.87rem;
  color: var(--muted);
}
.site-footer p { margin-bottom: 0.6em; }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap, .wrap-wide { padding: 1.5rem 1rem 2.5rem; }
  .hero { padding: 1.75rem 1.25rem; }
  .topbar-inner { padding: 0.6rem 1rem; }
  .topbar nav a { font-size: 0.86rem; }
  .wordmark { font-size: 1.05rem; }
  .cards { grid-template-columns: 1fr; }
}

/* --- Author attribution additions (31 Oct 2026) --- */
.author-photo { object-fit: cover; border-radius: 50%; border: 3px solid var(--primary-light); }
.author-photo--lg { display: block; width: 140px; height: 140px; margin-bottom: 1em; }
.author-photo--sm { width: 60px; height: 60px; flex: 0 0 auto; }
.author-box { display: flex; gap: 16px; align-items: flex-start; }
.author-box p { margin-bottom: 0.4em; }
.author-box p:last-child { margin-bottom: 0; }

/* --- Blog layer additions (31 Oct 2026) --- */
.blog-filter { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5em 0 2em; }
.blog-filter a { border: 1px solid var(--line); border-radius: 999px; padding: 0.35em 0.9em; font-weight: 600; font-size: 0.9rem; }
.blog-list { list-style: none; padding: 0; margin: 0; }
.blog-row { padding: 1.25em 0; border-bottom: 1px solid var(--line); }
.blog-row h3 { margin-bottom: 0.3em; }
.blog-row h3 a { text-decoration: none; }
.blog-meta { font-size: 0.87rem; color: var(--muted); margin-bottom: 0.4em; }
.chip { display: inline-block; border: 1px solid var(--line); background: var(--primary-light); border-radius: 999px; padding: 0.1em 0.7em; font-weight: 600; font-size: 0.82rem; margin-right: 0.5em; color: var(--primary-dark); }
.blog-cats { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 1.5em 0; }

/* --- Mobile-first additions (Phase 3, 31 Oct 2026) --- */
@media (max-width: 560px) {
  /* Top bar: wrap instead of overflowing at 360px (wordmark + tag + 3 links). */
  .topbar-inner { flex-wrap: wrap; gap: 0.4rem 0.9rem; padding: 0.6rem 1rem; }
  .topbar nav { gap: 0.9rem; }
  .topbar nav a { min-height: 44px; display: inline-flex; align-items: center; }
  /* Tables: tighter cells, headers stay readable (.tbl wrapper already scrolls). */
  th, td { padding: 0.5em 0.6em; font-size: 0.88rem; }
  /* Author boxes stack: photo above text. */
  .author-box { flex-direction: column; gap: 10px; }
  .author-photo--sm { width: 52px; height: 52px; }
  /* Safety net: any future bare table scrolls inside the article column. */
  .wrap > table, .wrap-wide > table { display: block; overflow-x: auto; }
}
@media (max-width: 400px) {
  .topbar .learn-tag { display: none; }
}