/* =================================================================
   SYDNEY FORUM — shared stylesheet
   Palette, type, layout, navigation, footer, components, responsive
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700&family=Libre+Caslon+Display&family=Space+Mono:wght@400;700&display=swap');

:root {
  --ink:        #0e141d;   /* darkest header / sections   */
  --deep:       #0b1119;   /* footer / proof bar          */
  --navy:       #16273f;   /* primary navy section        */
  --navy-card:  #1c2f49;   /* card on navy                */
  --paper:      #f4f1ea;   /* light section               */
  --paper-card: #fbfaf6;   /* card on paper               */
  --gold:       #c79a4f;   /* accent                      */
  --gold-hi:    #d6ad62;   /* accent hover                */
  --gold-ink:   #9c7a3e;   /* accent on light bg          */
  --cream:      #f6f3ec;   /* headings on dark            */
  --text-light: #b9c1cf;   /* body text on dark           */
  --text-mut:   #9aa3b2;   /* muted on dark               */
  --text-faint: #7b8494;   /* faintest on dark            */
  --text-dark:  #16273f;   /* body text on light          */
  --text-grey:  #5a5f6b;   /* muted on light              */
  --serif: 'Libre Caslon Display', Georgia, serif;
  --sans:  'Archivo', system-ui, sans-serif;
  --mono:  'Space Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--ink);
  font-family: var(--sans);
  color: var(--paper);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ---------- layout helpers ---------- */
.container { max-width: 1180px; margin: 0 auto; }
.container-wide { max-width: 1340px; margin: 0 auto; }
.serif { font-family: var(--serif); font-weight: 400; }
.mono  { font-family: var(--mono); }
.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}
.section { padding: 96px 44px; }
.bg-ink   { background: var(--ink); }
.bg-deep  { background: var(--deep); }
.bg-navy  { background: var(--navy); }
.bg-paper { background: var(--paper); color: var(--text-dark); }

/* ---------- header / nav ---------- */
.site-header {
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 44px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  position: sticky;
  top: 0;
  z-index: 50;
}
.brand { display: flex; align-items: center; gap: 16px; color: var(--paper); }
.brand-mark { width: 112px; height: 46px; flex-shrink: 0; }
.brand-divide { }
.brand-name {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: 0.14em;
  white-space: nowrap;
}
.brand-sub {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.22em;
  color: #8a93a3;
  margin-top: 3px;
}
.mainnav { display: flex; align-items: center; gap: 34px; }
.mainnav a {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: #c9cfda;
  transition: color 0.18s ease;
}
.mainnav a:hover { color: #fff; }
.mainnav a.active { color: var(--gold); }
.nav-toggle { display: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  background: var(--gold);
  color: #15110a;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 16px 32px;
  border-radius: 5px;
  border: none;
  cursor: pointer;
  font-family: var(--sans);
  white-space: nowrap;
  transition: background 0.18s ease;
}
.btn:hover { background: var(--gold-hi); }
.btn--sm { font-size: 13px; padding: 12px 22px; border-radius: 4px; letter-spacing: 0.06em; }
.btn--lg { padding: 17px 38px; }
.btn--block { display: block; width: 100%; text-align: center; }
.btn--ghost {
  display: inline-block;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.28);
  color: var(--paper);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 16px 32px;
  border-radius: 5px;
  transition: border-color 0.18s ease;
}
.btn--ghost:hover { border-color: rgba(255,255,255,0.6); }

/* ---------- footer ---------- */
.site-footer { background: var(--deep); padding: 64px 44px 30px; color: #c9cfda; }
.foot-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.foot-brand { display: flex; align-items: center; gap: 12px; color: var(--paper); margin-bottom: 16px; }
.foot-blurb { font-size: 13px; line-height: 1.7; color: var(--text-faint); max-width: 38ch; margin: 0 0 18px; }
.foot-addr  { font-size: 12.5px; color: var(--text-faint); line-height: 1.7; }
.foot-head  { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 18px; }
.foot-links { display: flex; flex-direction: column; gap: 11px; font-size: 13.5px; }
.foot-links a { color: #a7afbd; transition: color 0.18s ease; }
.foot-links a:hover { color: var(--paper); }
.foot-links a.active { color: var(--paper); }
.foot-bar {
  max-width: 1180px;
  margin: 44px auto 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: #5b6373;
}

/* ---------- cards ---------- */
.feature-card {
  background: var(--paper-card);
  border: 1px solid rgba(22,39,63,0.1);
  border-radius: 12px;
  padding: 34px 32px;
}
.event-card {
  background: var(--navy-card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.18s ease;
}
.event-card:hover { border-color: rgba(199,154,79,0.5); }
.forum-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 32px;
  align-items: center;
  border-radius: 14px;
  padding: 30px 34px;
  transition: transform 0.18s ease;
}
.forum-row--link:hover { transform: translateY(-2px); }

/* ---------- forms ---------- */
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--text-mut);
  margin-bottom: 9px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 7px;
  padding: 14px 16px;
  font-size: 15px;
  color: var(--paper);
  font-family: var(--sans);
  transition: border-color 0.18s ease;
}
.field textarea { resize: vertical; line-height: 1.6; }
.field input::placeholder,
.field textarea::placeholder { color: var(--text-mut); }
.field input:focus,
.field select:focus,
.field textarea:focus { outline: none; border-color: var(--gold); }

/* ---------- responsive ---------- */
@media (max-width: 880px) {
  .section { padding: 64px 24px; }
  .site-header { padding: 18px 24px; }
  .site-footer { padding: 48px 24px 28px; }
  .brand-sub { display: none; }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--paper); display: block; }

  .mainnav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--ink);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding: 8px 24px 20px;
  }
  .mainnav.open { display: flex; }
  .mainnav a { padding: 12px 0; width: 100%; }
  .mainnav .btn { margin-top: 10px; }

  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .foot-bar { flex-direction: column; gap: 10px; text-align: center; }

  /* collapse two-column section layouts */
  .split { grid-template-columns: 1fr !important; gap: 40px !important; }
  .form-row { grid-template-columns: 1fr !important; }

  /* stack event rows */
  .forum-row { grid-template-columns: 1fr !important; gap: 16px !important; }
  .forum-row > div:first-child {
    border-right: none !important;
    padding-right: 0 !important;
    text-align: left !important;
    display: flex;
    align-items: baseline;
    gap: 10px;
  }

  /* stack the hero stat bar */
  .stat-bar { flex-direction: column; gap: 20px !important; }
  .stat-bar > .stat-divide { display: none; }

  /* scale display headings down */
  h1 { font-size: 38px !important; }
  h2 { font-size: 30px !important; }
  .hero-quote { font-size: 24px !important; }
  .big-line { font-size: 34px !important; }
}

@media (max-width: 560px) {
  .foot-grid { grid-template-columns: 1fr; }
  .section { padding: 48px 20px; }
  h1 { font-size: 30px !important; }
  .hero-stats-pad { padding: 18px 22px !important; }
}