/* =========================================================
   19TIMES Design System
   Concept: a financial ledger book. Dark, ink-toned pages,
   brass stamp seals, mono-numeral entries. The visual logic
   of a record that's being kept, on purpose, in the open.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Josefin+Sans:wght@700&family=Poiret+One&family=Bodoni+Moda:wght@700&display=swap');

:root{
  /* color. Black American Heritage Flag: black (pride/identity),
     red (blood shed for freedom and justice), gold (intellect, prosperity, peace) */
  --ink:        #0e0d0b;
  --ink-soft:   #181614;
  --ink-line:   #2e2823;
  --paper:      #ede3d3;
  --paper-dim:  #b3a68f;
  --brass:      #e2ad2c;
  --brass-soft: #9c7720;
  --brick:      #cf2733;
  --brick-soft: #98202a;
  --ledger:     #c2a04a;
  --ledger-soft:#6e551c;

  /* type */
  --display: 'Space Grotesk', system-ui, sans-serif;
  --body: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;

  /* scale */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6.5rem;
  --max: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }

h1, h2, h3{
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.08;
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.4rem, 5.4vw, 4.6rem); font-weight: 600; }
h2{ font-size: clamp(1.7rem, 3.2vw, 2.6rem); font-weight: 600; }
h3{ font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }

p{ margin: 0 0 var(--space-2); color: var(--paper); max-width: 52em; }
p.lede{ font-size: 1.15rem; color: var(--paper-dim); }

.eyebrow{
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before{
  content: '';
  width: 1.4em;
  height: 1px;
  background: var(--brick);
}

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
@media (max-width: 640px){ .wrap{ padding: 0 var(--space-2); } }

section{ padding: var(--space-6) 0; border-bottom: 1px solid var(--ink-line); }
section:last-of-type{ border-bottom: none; }
section.tight{ padding: var(--space-5) 0; }

/* ---------------- focus / accessibility ---------------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

/* ---------------- nav ---------------- */
.site-nav{
  position: sticky; top: 0; z-index: 50;
  background: rgba(22,18,16,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--ink-line);
}
.site-nav .wrap{
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.brand{ display: flex; align-items: center; gap: 0.7rem; font-family: var(--mono); font-weight: 600; letter-spacing: 0.04em; }
.brand .stamp-mini{ width: 42px; height: 42px; flex-shrink: 0; }
.nav-links{ display: flex; gap: var(--space-4); font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; list-style: none; margin: 0; padding: 0; }
.nav-links a{ position: relative; padding-bottom: 6px; color: var(--paper-dim); transition: color 0.2s; }
.nav-links a:hover, .nav-links a.is-active{ color: var(--paper); }
.nav-links a.is-active::after{ content:''; position:absolute; left:0; right:0; bottom:0; height:2px; background: var(--brick); }
.nav-toggle{ display:none; background:none; border:1px solid var(--ink-line); color: var(--paper); width: 42px; height:42px; border-radius: 4px; font-family: var(--mono); }
@media (max-width: 760px){
  .nav-links{ position:absolute; top:76px; left:0; right:0; background: var(--ink-soft); flex-direction:column; gap:0; border-bottom:1px solid var(--ink-line); display:none; }
  .nav-links.is-open{ display:flex; }
  .nav-links li{ width:100%; }
  .nav-links a{ display:block; padding: 1rem var(--space-2); border-bottom: 1px solid var(--ink-line); }
  .nav-toggle{ display:block; }
}

/* ---------------- buttons ---------------- */
.btn{
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--mono); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.9em 1.5em; border-radius: 2px; border: 1px solid var(--brass);
  background: transparent; color: var(--brass); cursor: pointer; transition: all 0.2s;
}
.btn:hover{ background: var(--brass); color: var(--ink); }
.btn.solid{ background: var(--brass); color: var(--ink); }
.btn.solid:hover{ background: var(--paper); border-color: var(--paper); }
.btn.brick{ border-color: var(--brick); color: var(--brick); }
.btn.brick:hover{ background: var(--brick); color: var(--paper); }

/* ---------------- stamp emblem (signature element) ---------------- */
.stamp{ color: var(--brass); }
.stamp circle, .stamp path{ fill: none; }
.stamp circle:nth-child(1){ stroke: var(--brick); stroke-width: 5; }
.stamp circle:nth-child(2){ stroke: currentColor; stroke-width: 5; }
.stamp path{ stroke: currentColor; }
.stamp text{ stroke: none; fill: currentColor; font-family: var(--mono); }
.stamp .stamp-num{ font-family: 'Bodoni Moda', serif; font-weight: 700; }
.stamp{ transition: filter 0.3s ease, transform 0.3s ease; }
.stamp:hover{ filter: drop-shadow(0 0 8px rgba(226,173,44,0.6)) drop-shadow(0 0 16px rgba(226,173,44,0.3)); transform: scale(1.05); }
@keyframes pulse-burst{
  0%{ filter: drop-shadow(0 0 8px rgba(226,173,44,0.6)) drop-shadow(0 0 16px rgba(226,173,44,0.3)); transform: scale(1.05); }
  40%{ filter: drop-shadow(0 0 20px rgba(226,173,44,0.9)) drop-shadow(0 0 40px rgba(226,173,44,0.5)); transform: scale(1.12); }
  100%{ filter: drop-shadow(0 0 8px rgba(226,173,44,0.6)) drop-shadow(0 0 16px rgba(226,173,44,0.3)); transform: scale(1.05); }
}
.stamp.is-spinning{ animation: pulse-burst 0.5s ease; }

/* ---------------- hero ---------------- */
.hero{ padding-top: var(--space-5); padding-bottom: var(--space-6); }
.hero-grid{ display: grid; grid-template-columns: 1.3fr 0.7fr; gap: var(--space-5); align-items: center; }
.hero h1{ margin-top: var(--space-2); }
.hero .stamp-large{ width: 100%; max-width: 280px; margin: 0 auto; }
@media (max-width: 880px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero .stamp-large{ max-width: 180px; }
}
.hero-cta{ display:flex; gap: var(--space-2); margin-top: var(--space-3); flex-wrap: wrap; }

/* ---------------- ledger divider ---------------- */
.ledger-rule{ display:flex; align-items:center; gap: var(--space-2); margin: var(--space-2) 0; font-family: var(--mono); font-size: 0.75rem; color: var(--paper-dim); }
.ledger-rule::after{ content:''; flex:1; height:1px; background: var(--brick-soft); }

/* ---------------- stat blocks ---------------- */
.stat-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); margin-top: var(--space-3); }
@media (max-width: 760px){ .stat-grid{ grid-template-columns: 1fr; } }
.stat-block{ border: 1px solid var(--ink-line); padding: var(--space-3); background: var(--ink-soft); }
.stat-num{ font-family: var(--mono); font-size: clamp(2rem, 4.5vw, 3rem); color: var(--brass); display:block; line-height:1; margin-bottom: 0.4em; }
.stat-block.is-brick .stat-num{ color: var(--brick); }
.stat-label{ font-size: 0.95rem; color: var(--paper-dim); margin:0; }
.stat-source{ font-family: var(--mono); font-size: 0.72rem; color: var(--paper-dim); margin-top: var(--space-1); }
.stat-source a{ color: var(--brass); border-bottom: 1px solid var(--brass-soft); }

/* ---------------- category / platform cards ---------------- */
.card-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); margin-top: var(--space-3); }
@media (max-width: 920px){ .card-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px){ .card-grid{ grid-template-columns: 1fr; } }

.platform-grid{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 700px){ .platform-grid{ grid-template-columns: 1fr; } }

.cat-card{ border: 1px solid var(--ink-line); padding: var(--space-3); transition: border-color 0.2s, transform 0.2s; }
.cat-card:hover{ border-color: var(--brass-soft); transform: translateY(-2px); }
.cat-card .eyebrow{ margin-bottom: 0.6em; }
.cat-card h3{ margin-bottom: 0.3em; }
.cat-card p{ color: var(--paper-dim); font-size: 0.92rem; margin: 0; }

.platform-card{ border: 1px solid var(--ink-line); padding: var(--space-3); background: var(--ink-soft); display:flex; flex-direction:column; gap: 0.7rem; }
.platform-card .row{ display:flex; align-items:center; justify-content: space-between; gap: 1rem; }
.platform-card h3{ margin:0; }
.tag{ font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ledger); border: 1px solid var(--ledger-soft); padding: 0.3em 0.6em; white-space: nowrap; }
.platform-card p{ color: var(--paper-dim); font-size: 0.92rem; margin:0; }
.platform-card .why{ font-size: 0.85rem; color: var(--paper-dim); border-left: 2px solid var(--brick); padding-left: 0.8em; font-style: italic; }
.platform-card .visit{ font-family: var(--mono); font-size: 0.78rem; color: var(--brass); align-self:flex-start; border-bottom: 1px solid var(--brass-soft); }

.filter-row{ display:flex; gap: 0.6rem; flex-wrap: wrap; margin: var(--space-3) 0; }
.filter-btn{ font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; padding: 0.6em 1em; border: 1px solid var(--ink-line); background: transparent; color: var(--paper-dim); cursor: pointer; transition: all 0.2s; }
.filter-btn:hover{ border-color: var(--brass-soft); color: var(--paper); }
.filter-btn.is-active{ background: var(--brass); border-color: var(--brass); color: var(--ink); }

/* ---------------- directory category sections ---------------- */
.category-section{ margin-bottom: var(--space-5); }
.category-section:last-child{ margin-bottom: 0; }
.category-heading{ font-family: var(--mono); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--paper-dim); border-bottom: 1px solid var(--ink-line); padding-bottom: var(--space-1); margin-bottom: var(--space-3); }

/* ---------------- timeline (history page) ---------------- */
.timeline{ position: relative; margin-top: var(--space-4); padding-left: 2.6rem; border-left: 1px solid var(--brick-soft); }
.timeline-entry{ position: relative; padding-bottom: var(--space-5); }
.timeline-entry:last-child{ padding-bottom: 0; }
.timeline-entry::before{
  content:''; position:absolute; left: -2.93rem; top: 0.3rem;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--brick); border: 2px solid var(--ink);
}
.timeline-year{ font-family: var(--mono); color: var(--brick); font-size: 1rem; letter-spacing: 0.05em; }
.timeline-entry h3{ margin-top: 0.3em; }
.timeline-entry p{ color: var(--paper-dim); }
.timeline-sources{ font-family: var(--mono); font-size: 0.78rem; color: var(--paper-dim); }
.timeline-sources a{ color: var(--brass); border-bottom: 1px solid var(--brass-soft); }

/* ---------------- history hero (side-by-side) ---------------- */
.history-hero{ display: grid; grid-template-columns: 1.4fr 0.6fr; gap: var(--space-5); align-items: start; }
.history-hero-text{ max-width: 38em; }
.history-hero-stat{ position: sticky; top: 100px; }
@media (max-width: 880px){
  .history-hero{ grid-template-columns: 1fr; }
  .history-hero-stat{ position: static; }
}

/* ---------------- prose pages (about) ---------------- */
.prose{ max-width: 42em; }
.prose p{ font-size: 1.05rem; }
.prose .pull{ font-family: var(--display); font-size: 1.6rem; color: var(--brass); border-left: 3px solid var(--brass); padding-left: 1em; margin: var(--space-4) 0; max-width: 30em; }
.source-list{ font-family: var(--mono); font-size: 0.85rem; color: var(--paper-dim); padding-left: 1.2em; }
.source-list li{ margin-bottom: 0.6em; }
.source-list a{ color: var(--brass); border-bottom: 1px solid var(--brass-soft); }

/* ---------------- form ---------------- */
.field{ margin-bottom: var(--space-3); }
.field label{ display:block; font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--paper-dim); margin-bottom: 0.5em; }
.field input, .field select, .field textarea{
  width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--ink-line);
  color: var(--paper); font-family: var(--body); font-size: 1rem; padding: 0.7em 0.2em;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-bottom-color: var(--brass); }
.field select{ appearance: none; background: var(--ink); }
.field textarea{ resize: vertical; min-height: 90px; }

/* ---------------- footer ---------------- */
footer{ padding: var(--space-4) 0; }
footer .wrap{ display:flex; flex-direction:column; align-items:center; gap: var(--space-1); }
.footer-line{ font-family: var(--mono); font-size: 0.8rem; color: var(--paper-dim); }
.footer-line .brass-text{ color: var(--brass); }