/* ==========================================================================
   Calgary Microsoft User Group theme
   Palette derived from the CMUG logo:
     crimson skyline + slate mountains on white.
   ========================================================================== */
:root {
  --red:        #CE1F2D;  /* primary: skyline / "CALGARY" */
  --red-dark:   #A81824;  /* hover / pressed */
  --red-tint:   #FBEAEB;  /* soft red wash */
  --slate:      #5B6670;  /* mountains / "Microsoft User Group" */
  --slate-dark: #343A40;  /* body text / headings */
  --ink:        #1F2428;
  --paper:      #FFFFFF;
  --mist:       #F4F5F6;  /* light section background */
  --line:       #E3E5E8;

  --maxw: 1120px;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(31,36,40,.06), 0 8px 24px rgba(31,36,40,.06);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--slate-dark);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { color: var(--ink); line-height: 1.2; font-weight: 800; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); margin: 0 0 .4em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 0 0 .5em; }
h3 { font-size: 1.25rem; }
a { color: var(--red); text-decoration: none; }
a:hover { color: var(--red-dark); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 1.25rem; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--red); color: #fff;
  padding: .6rem 1rem; z-index: 100;
}
.skip-link:focus { left: .5rem; top: .5rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-weight: 600; font-size: .98rem; line-height: 1;
  padding: .8rem 1.35rem; border-radius: 999px;
  border: 2px solid transparent; cursor: pointer; transition: all .15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--slate); color: var(--ink); }
.btn-sm { padding: .55rem 1rem; font-size: .88rem; }
.btn-nav { background: var(--red); color: #fff; padding: .55rem 1.1rem; }
.btn-nav:hover { background: var(--red-dark); color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.brand { display: flex; align-items: center; gap: .7rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-logo { height: 44px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text strong { font-size: 1.15rem; font-weight: 800; color: var(--red); letter-spacing: .01em; }
.brand-text small { font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--slate); }

.site-nav ul { display: flex; align-items: center; gap: .35rem; list-style: none; margin: 0; padding: 0; }
.site-nav a {
  color: var(--slate-dark); font-weight: 600; font-size: .96rem;
  padding: .5rem .8rem; border-radius: 8px;
}
.site-nav a:hover { color: var(--red); text-decoration: none; }
.site-nav a.active { color: var(--red); }
/* Animated underline (not on the Meetup button) */
.site-nav a:not(.btn-nav) { position: relative; }
.site-nav a:not(.btn-nav)::after {
  content: ""; position: absolute; left: .8rem; right: .8rem; bottom: .28rem; height: 2px;
  background: var(--red); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .22s ease;
}
.site-nav a:not(.btn-nav):hover::after,
.site-nav a.active::after { transform: scaleX(1); }
.site-nav a.btn-nav { color: #fff; }
.site-nav a.btn-nav:hover { background: var(--red-dark); }

.nav-toggle-label { display: none; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(180deg, var(--mist) 0%, #fff 100%); border-bottom: 1px solid var(--line); }
.hero-inner {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 2.5rem; align-items: center;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--red); margin: 0 0 .8rem; }
.hero h1 { max-width: 12ch; }
.lead { font-size: 1.3rem; font-weight: 600; color: var(--slate-dark); margin: 0 0 .8rem; }
.hero-desc { font-size: 1.05rem; color: var(--slate); max-width: 46ch; margin: 0 0 1.6rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-art img {
  margin-inline: auto; max-width: 420px; width: 100%;
  filter: drop-shadow(0 18px 30px rgba(31,36,40,.14));
}

/* ---------- Sections ---------- */
.section { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.section-alt { background: var(--mist); border-block: 1px solid var(--line); }
.section-head { max-width: 60ch; margin-bottom: 2rem; }
.section-head p { color: var(--slate); font-size: 1.08rem; margin: 0; }
.subhead {
  font-size: .82rem; text-transform: uppercase; letter-spacing: .12em;
  color: var(--slate); font-weight: 700; margin: 2.4rem 0 1rem;
  padding-bottom: .5rem; border-bottom: 2px solid var(--red-tint);
}
.subhead:first-of-type { margin-top: 0; }
.muted { color: var(--slate); }

/* ---------- Cards ---------- */
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.4rem;
}
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.25rem;
}

/* Event cards */
.event-card { display: grid; grid-template-columns: 72px 1fr; gap: 1.1rem; align-items: start; }
.event-date {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--red); color: #fff; border-radius: 10px; padding: .6rem .3rem; text-align: center;
}
.event-day { font-size: 1.6rem; font-weight: 800; line-height: 1; }
.event-month { font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; margin-top: .2rem; }
.event-body h4 { margin: 0 0 .3rem; font-size: 1.12rem; }
.event-meta { color: var(--slate); font-size: .9rem; font-weight: 600; margin: 0 0 .5rem; }
.event-body p { margin: 0 0 .8rem; }
.event-card.is-past { opacity: .92; }
.event-card.is-past .event-date { background: var(--slate); }

/* ---------- CTA band ---------- */
.cta-band {
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
}
.cta-band h2 { margin-bottom: .3rem; }
.cta-band p { margin: 0; color: var(--slate); }
.cta-band-inset {
  margin-top: 2.5rem; padding: 1.8rem; border-radius: var(--radius);
  background: var(--red-tint); border: 1px solid #F3D2D5;
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
  background: var(--slate-dark); color: #fff; padding-block: clamp(2.5rem, 6vw, 4rem);
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0 0 0 auto; width: 6px; background: var(--red);
}
.page-hero h1 { color: #fff; }
.page-hero .lead { color: #D3D7DB; max-width: 60ch; }

/* ---------- Prose ---------- */
.prose { max-width: 68ch; }
.prose h2 { margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: .3rem 0; }
.intro { margin-bottom: 2rem; font-size: 1.08rem; }

/* ---------- Managers ---------- */
.manager-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.manager-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.avatar {
  flex: none; width: 56px; height: 56px; border-radius: 50%;
  background: var(--red); color: #fff; font-weight: 800; font-size: 1.5rem;
  display: grid; place-items: center;
}
.manager-card h3 { margin: 0; }
.manager-role { margin: .1rem 0 0; color: var(--slate); font-weight: 600; font-size: .92rem; }
.badge {
  display: inline-block; background: var(--red-tint); color: var(--red-dark);
  font-size: .8rem; font-weight: 700; padding: .35rem .7rem; border-radius: 999px; margin: 0 0 .9rem;
}
.manager-bio { margin: 0 0 1rem; }
.manager-links { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; margin: 0; padding: 0; }
.manager-links a {
  font-size: .85rem; font-weight: 600; padding: .35rem .75rem;
  border: 1px solid var(--line); border-radius: 999px; color: var(--slate-dark);
}
.manager-links a:hover { border-color: var(--red); color: var(--red); text-decoration: none; }

/* ---------- Sponsors ---------- */
.sponsor-logos { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; margin-bottom: 1rem; }
.sponsor-logo {
  display: grid; place-items: center; min-width: 200px; height: 108px; padding: .9rem 1.5rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); color: var(--slate-dark); font-weight: 700;
}
.sponsor-logo img { max-height: 84px; width: auto; max-width: 100%; object-fit: contain; }
.tier-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; }
.tier-card h3 { color: var(--red); margin-top: 0; }
.check-list { list-style: none; margin: 0; padding: 0; }
.check-list li { position: relative; padding-left: 1.6rem; margin: .55rem 0; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--red); font-weight: 800;
}
.link-list { list-style: none; padding: 0; }
.link-list li { margin: .4rem 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--slate-dark); color: #C9CDD2; margin-top: 3rem; }
.footer-inner {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem;
  padding-block: 3rem;
}
.footer-logo { height: 54px; background: #fff; padding: .4rem; border-radius: 8px; margin-bottom: 1rem; }
.footer-brand p { max-width: 44ch; font-size: .95rem; }
.site-footer h3 { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; margin: 0 0 .9rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: .45rem 0; }
.site-footer a { color: #C9CDD2; font-weight: 500; }
.site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom p { font-size: .85rem; color: #9AA0A6; padding-block: 1.2rem; margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { max-width: none; }
  .hero-desc { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-art { order: -1; }
  .hero-art img { max-width: 300px; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.5rem; }

  .nav-toggle-label {
    display: flex; flex-direction: column; gap: 5px; cursor: pointer; padding: .5rem;
  }
  .nav-toggle-label span { width: 26px; height: 3px; background: var(--slate-dark); border-radius: 2px; }
  .site-nav {
    position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    max-height: 0; overflow: hidden; transition: max-height .25s ease;
  }
  .site-nav ul { flex-direction: column; align-items: stretch; padding: .5rem 1rem 1rem; gap: .2rem; }
  .site-nav a { padding: .7rem .8rem; }
  .nav-toggle:checked ~ .site-nav { max-height: 420px; }
}

/* ==========================================================================
   Motion — subtle hover polish + scroll-reveal entrances.
   Hover lifts apply to everyone. The reveal/entrance animations are gated on
   `prefers-reduced-motion: no-preference` and the `.js` class, so without JS
   or with reduced motion nothing is ever hidden or animated.
   ========================================================================== */
.card { transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 10px rgba(31,36,40,.07), 0 22px 42px rgba(31,36,40,.12);
  border-color: #D9DBDE;
}
.event-date { transition: transform .22s ease; }
.event-card:hover .event-date { transform: scale(1.05) rotate(-2deg); }
.manager-links a { transition: border-color .18s ease, color .18s ease, transform .18s ease; }
.manager-links a:hover { transform: translateY(-1px); }
.sponsor-logo { transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.sponsor-logo:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #D9DBDE; }
.btn-primary { transition: background .15s ease, transform .15s ease, box-shadow .2s ease; }
.btn-primary:hover { box-shadow: 0 8px 20px rgba(206,31,45,.28); }

@media (prefers-reduced-motion: no-preference) {
  /* Scroll reveal */
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .6s ease, transform .6s cubic-bezier(.22,.61,.36,1);
  }
  .js [data-reveal].is-in { opacity: 1; transform: none; }

  /* Hero entrance (staggered) */
  .hero-copy > * { animation: cmug-rise .7s cubic-bezier(.22,.61,.36,1) both; }
  .hero-copy .eyebrow      { animation-delay: .05s; }
  .hero-copy h1            { animation-delay: .12s; }
  .hero-copy .lead         { animation-delay: .20s; }
  .hero-copy .hero-desc    { animation-delay: .28s; }
  .hero-copy .hero-actions { animation-delay: .36s; }
  .hero-art { animation: cmug-pop .9s cubic-bezier(.22,.61,.36,1) .15s both; }
  .hero-art img { animation: cmug-float 7s ease-in-out 1.2s infinite; }
}

@keyframes cmug-rise  { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes cmug-pop   { from { opacity: 0; transform: scale(.94); }       to { opacity: 1; transform: none; } }
@keyframes cmug-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

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