/* ============================================================
   vinx.site — design tokens
   Concept: a desk with two documents on it — a journal (blog)
   and a ledger (portfolio tracker). Dark ink surface, warm
   parchment cards, mono figures for anything that's a number.
   ============================================================ */

:root {
  /* Color */
  --ink:        #12181B;   /* page background, deep charcoal-teal */
  --ink-raised: #1B2226;   /* card / panel surface on dark */
  --ink-line:   #2B3438;   /* hairline borders on dark */
  --paper:      #ECE7D8;   /* parchment surface for journal cards */
  --paper-line: #D9D2BC;   /* hairline borders on paper */
  --text-hi:    #EDE9DF;   /* primary text on dark */
  --text-lo:    #8E969A;   /* muted text on dark */
  --text-ink:   #262220;   /* primary text on paper */
  --text-ink-lo:#6B655C;   /* muted text on paper */
  --gain:       #5AA26B;   /* ledger green, positive */
  --loss:       #B5533C;   /* ledger rust, negative */
  --accent:     #C9A24B;   /* brass/gold — used once, as signature */

  /* Type */
  --font-display: "Newsreader", Georgia, serif;
  --font-body:    "Inter", -apple-system, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, monospace;

  --step-0: clamp(1rem, 0.95rem + 0.2vw, 1.05rem);
  --step-1: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --step-2: clamp(1.75rem, 1.5rem + 1.2vw, 2.5rem);
  --step-3: clamp(2.5rem, 2rem + 2.5vw, 4rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text-hi);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  background-image:
    linear-gradient(var(--ink-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--ink-line) 1px, transparent 1px);
  background-size: 48px 48px;
  background-attachment: fixed;
  background-position: -1px -1px;
}

a { color: inherit; }

/* ---------- Header ---------- */
.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem clamp(1.25rem, 5vw, 4rem);
  border-bottom: 1px solid var(--ink-line);
  flex-wrap: wrap;
}

.site-header .mark {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--text-hi);
}

.site-header .mark span { color: var(--accent); }

.site-nav { display: flex; gap: 1.5rem; }

.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-lo);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text-hi);
  border-color: var(--accent);
}

/* ---------- Layout ---------- */
main { max-width: 1080px; margin: 0 auto; padding: 0 clamp(1.25rem, 5vw, 4rem); }

.desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: clamp(2rem, 6vw, 4.5rem) 0;
}

@media (min-width: 800px) {
  .desk { grid-template-columns: 1fr 1fr; align-items: start; }
}

.hero {
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(1.5rem, 4vw, 2rem);
}

.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 500;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  max-width: 16ch;
}

.hero p {
  max-width: 52ch;
  color: var(--text-lo);
  font-size: 1.05rem;
}

/* ---------- Document cards (the two "objects on the desk") ---------- */
.doc-card {
  background: var(--paper);
  color: var(--text-ink);
  border-radius: 2px;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  box-shadow: 0 24px 48px -24px rgba(0,0,0,0.55), 0 1px 0 rgba(0,0,0,0.2);
  position: relative;
}

.doc-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--paper-line);
  border-radius: 2px;
  pointer-events: none;
}

.doc-card .tab {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-ink-lo);
  display: block;
  margin-bottom: 0.75rem;
}

.doc-card h2 {
  font-family: var(--font-display);
  font-size: var(--step-1);
  margin: 0 0 0.6rem;
}

.doc-card p { color: var(--text-ink-lo); margin: 0 0 1.25rem; }

.doc-card .cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--text-ink);
  border-bottom: 1px solid var(--text-ink);
  padding-bottom: 2px;
}

.doc-card--ledger { background: var(--ink-raised); color: var(--text-hi); }
.doc-card--ledger::before { border-color: var(--ink-line); }
.doc-card--ledger .tab { color: var(--text-lo); }
.doc-card--ledger p { color: var(--text-lo); }
.doc-card--ledger .cta { color: var(--text-hi); border-color: var(--text-hi); }

/* ---------- Ticker strip (signature element) ---------- */
.ticker {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-top: 1px solid var(--ink-line);
  border-bottom: 1px solid var(--ink-line);
  padding: 0.75rem 0;
  color: var(--text-lo);
  overflow: hidden;
}

.ticker .row {
  display: flex;
  gap: 2.5rem;
  white-space: nowrap;
}

.ticker .up { color: var(--gain); }
.ticker .down { color: var(--loss); }

/* ---------- Blog listing ---------- */
.post-list { list-style: none; margin: 0; padding: 0; }

.post-list li {
  border-top: 1px solid var(--ink-line);
  padding: 1.5rem 0;
  display: grid;
  grid-template-columns: 8ch 1fr;
  gap: 1.5rem;
  align-items: baseline;
}

.post-list time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-lo);
}

.post-list h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  margin: 0 0 0.35rem;
}

.post-list a { text-decoration: none; }
.post-list a:hover h3 { color: var(--accent); }

.post-list p { margin: 0; color: var(--text-lo); font-size: 0.95rem; }

/* ---------- Article ---------- */
article.post {
  max-width: 68ch;
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) 0 5rem;
}

article.post .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

article.post h1 {
  font-family: var(--font-display);
  font-size: var(--step-2);
  line-height: 1.15;
  margin: 0.75rem 0 0.5rem;
}

article.post .meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-lo);
  margin-bottom: 2.5rem;
}

article.post p { color: var(--text-hi); font-size: 1.05rem; }
article.post h2 { font-family: var(--font-display); margin-top: 2.5rem; }
article.post code {
  font-family: var(--font-mono);
  background: var(--ink-raised);
  padding: 0.1em 0.4em;
  border-radius: 3px;
  font-size: 0.9em;
}
article.post blockquote {
  border-left: 2px solid var(--accent);
  margin: 1.5rem 0;
  padding-left: 1.25rem;
  color: var(--text-lo);
  font-style: italic;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--ink-line);
  padding: 2rem clamp(1.25rem, 5vw, 4rem) 3rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-lo);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---------- Ledger tool ---------- */
.ledger-wrap { padding: clamp(2rem, 5vw, 3rem) 0 5rem; }

.ledger-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.ledger-head h1 {
  font-family: var(--font-display);
  font-size: var(--step-2);
  margin: 0.4rem 0 0;
}

.ledger-head .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
  margin-bottom: 2rem;
}

.summary-cell {
  background: var(--ink);
  padding: 1rem 1.25rem;
}

.summary-cell .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-lo);
  display: block;
  margin-bottom: 0.4rem;
}

.summary-cell .value {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-variant-numeric: tabular-nums;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ink-line);
  margin-bottom: 1.5rem;
}

table.ledger {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  min-width: 760px;
}

table.ledger th {
  text-align: left;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-lo);
  font-weight: 500;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--ink-line);
  white-space: nowrap;
}

table.ledger td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--ink-line);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

table.ledger tbody tr:hover { background: var(--ink-raised); }

table.ledger input {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-hi);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  width: 100%;
  padding: 0.25rem 0.35rem;
  border-radius: 2px;
  font-variant-numeric: tabular-nums;
}

table.ledger input:hover,
table.ledger input:focus {
  border-color: var(--ink-line);
  outline: none;
  background: var(--ink);
}

.pos { color: var(--gain); }
.neg { color: var(--loss); }

.row-delete {
  background: none;
  border: none;
  color: var(--text-lo);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.row-delete:hover { color: var(--loss); }

.ledger-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 3rem; }

button, .btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  color: var(--text-hi);
  padding: 0.6rem 1.1rem;
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

button:hover, .btn:hover { border-color: var(--accent); color: var(--accent); }

button.primary {
  background: var(--accent);
  color: var(--ink);
  border-color: var(--accent);
}
button.primary:hover { opacity: 0.88; color: var(--ink); }

.note {
  font-size: 0.85rem;
  color: var(--text-lo);
  max-width: 60ch;
  line-height: 1.6;
}

.note strong { color: var(--text-hi); }

input[type="file"] { display: none; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}