/* ═══════════════════════════════════════════════════
   PubRun — Shared Design System
   ═══════════════════════════════════════════════════ */

/* ── Reset & Variables ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0a0a;
  --surface:#141414;
  --surface-2:#1c1c1c;
  --border:#2a2a2a;
  --ink:#f5f5f5;
  --ink-muted:#8a8a8a;
  --amber:#f5a623;
  --amber-light:#ffc857;
  --amber-dark:#c7841a;
  --amber-glow:rgba(245,166,35,0.15);
  --green:#34d399;
  --red:#f87171;
  --blue:#60a5fa;
  --purple:#a78bfa;
  --radius:12px;
  --radius-lg:20px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{font-family:'Space Grotesk',sans-serif;line-height:1.15}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit}

/* ── Utility ── */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.text-muted{color:var(--ink-muted)}
.text-center{text-align:center}

/* ── Animations ── */
.animate-in{
  opacity:0;transform:translateY(24px);
  transition:opacity .6s ease,transform .6s ease;
}
.animate-in.visible{opacity:1;transform:translateY(0)}
.animate-in:nth-child(2){transition-delay:.08s}
.animate-in:nth-child(3){transition-delay:.16s}
.animate-in:nth-child(4){transition-delay:.24s}
.animate-in:nth-child(5){transition-delay:.32s}
.animate-in:nth-child(6){transition-delay:.4s}

@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Skeleton Loading ── */
.skeleton{
  background:linear-gradient(90deg,var(--surface) 25%,var(--surface-2) 50%,var(--surface) 75%);
  background-size:200% 100%;
  animation:shimmer 1.5s infinite;
  border-radius:var(--radius);
}

/* ── Navigation ── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,10,10,0.85);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  transition:background .3s;
}
nav .container{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}
.nav-logo{
  font-family:'Space Grotesk',sans-serif;
  font-size:1.4rem;font-weight:700;
  display:flex;align-items:center;gap:8px;
}
.nav-logo .beer{color:var(--amber);font-size:1.2rem}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:0.9rem;color:var(--ink-muted);transition:color .2s;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{
  content:'';position:absolute;bottom:-4px;left:0;right:0;
  height:2px;background:var(--amber);border-radius:2px;
}
.nav-mobile-toggle{
  display:none;background:none;border:none;
  color:var(--ink);font-size:1.5rem;cursor:pointer;padding:8px;
}

/* ── Buttons ── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.95rem;
  border:none;border-radius:var(--radius);cursor:pointer;
  transition:all .2s;padding:12px 28px;
}
.btn-primary{
  background:var(--amber);color:#0a0a0a;
  box-shadow:0 0 30px var(--amber-glow);
}
.btn-primary:hover{
  background:var(--amber-light);
  box-shadow:0 0 40px rgba(245,166,35,0.3);
  transform:translateY(-1px);
}
.btn-ghost{
  background:transparent;color:var(--ink);
  border:1px solid var(--border);
}
.btn-ghost:hover{border-color:var(--ink-muted)}
.btn-nav{padding:10px 22px;font-size:0.85rem}

/* ── Page Header ── */
.page-header{
  padding:140px 0 60px;
  position:relative;overflow:hidden;
}
.page-header::before{
  content:'';position:absolute;
  top:-50%;left:-50%;width:200%;height:200%;
  background:radial-gradient(ellipse at 50% 30%,rgba(245,166,35,0.08) 0%,transparent 60%);
  pointer-events:none;
}
.page-header h1{
  font-size:clamp(2.5rem,5vw,4rem);
  font-weight:700;letter-spacing:-0.03em;
  margin-bottom:16px;position:relative;z-index:1;
}
.page-header h1 .amber{color:var(--amber)}
.page-header .subtitle{
  color:var(--ink-muted);font-size:clamp(1.05rem,2vw,1.3rem);
  max-width:600px;line-height:1.6;position:relative;z-index:1;
}
.page-header .breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:0.85rem;color:var(--ink-muted);
  margin-bottom:24px;position:relative;z-index:1;
}
.page-header .breadcrumb a{color:var(--amber)}
.page-header .breadcrumb a:hover{text-decoration:underline}

/* ── Search & Filter Bar ── */
.filter-bar{
  display:flex;gap:12px;flex-wrap:wrap;
  margin-bottom:40px;align-items:center;
}
.search-box{
  flex:1;min-width:240px;position:relative;
}
.search-box input{
  width:100%;padding:14px 20px 14px 48px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);color:var(--ink);
  font-size:1rem;font-family:inherit;outline:none;
  transition:border-color .2s,box-shadow .2s;
}
.search-box input::placeholder{color:var(--ink-muted)}
.search-box input:focus{border-color:var(--amber);box-shadow:0 0 0 3px var(--amber-glow)}
.search-box .search-icon{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  font-size:1.1rem;color:var(--ink-muted);pointer-events:none;
}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap}
.filter-chip{
  padding:10px 20px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:100px;font-size:0.85rem;font-weight:500;
  color:var(--ink-muted);cursor:pointer;
  transition:all .2s;white-space:nowrap;
  font-family:'Space Grotesk',sans-serif;
}
.filter-chip:hover{border-color:var(--amber-dark);color:var(--ink)}
.filter-chip.active{
  background:var(--amber-glow);border-color:var(--amber);
  color:var(--amber);
}

/* ── Cards Grid ── */
.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(340px,1fr));
  gap:24px;
}

/* ── Card Base ── */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:28px;
  position:relative;
  transition:border-color .3s,transform .3s,box-shadow .3s;
  overflow:hidden;
}
.card:hover{
  border-color:var(--amber-dark);
  transform:translateY(-4px);
  box-shadow:0 20px 40px rgba(0,0,0,0.3);
}
.card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--amber),var(--amber-light));
  opacity:0;transition:opacity .3s;
}
.card:hover::before{opacity:1}
.card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px}
.card-title{font-family:'Space Grotesk',sans-serif;font-size:1.15rem;font-weight:600;line-height:1.3}
.card-meta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:4px 12px;border-radius:100px;
  font-size:0.75rem;font-weight:600;
  white-space:nowrap;
}
.badge-amber{background:var(--amber-glow);color:var(--amber)}
.badge-green{background:rgba(52,211,153,0.12);color:var(--green)}
.badge-blue{background:rgba(96,165,250,0.12);color:var(--blue)}
.badge-purple{background:rgba(167,139,250,0.12);color:var(--purple)}
.badge-surface{background:var(--surface-2);color:var(--ink-muted)}
.card-desc{color:var(--ink-muted);font-size:0.9rem;line-height:1.5;margin-bottom:16px}
.card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:16px;border-top:1px solid var(--border)}
/* ── Stat Pill ── */
.stat-pill{
  display:flex;align-items:center;gap:6px;
  font-size:0.85rem;color:var(--ink-muted);
}
.stat-pill .icon{font-size:0.9rem}

/* ── Empty State ── */
.empty-state{
  text-align:center;padding:80px 24px;
  color:var(--ink-muted);
}
.empty-state .icon{font-size:3rem;margin-bottom:16px;display:block}
.empty-state h3{font-size:1.3rem;color:var(--ink);margin-bottom:8px}
.empty-state p{font-size:0.95rem;max-width:400px;margin:0 auto}

/* ── Loading Spinner ── */
.spinner{
  width:40px;height:40px;
  border:3px solid var(--border);
  border-top-color:var(--amber);
  border-radius:50%;
  animation:spin .8s linear infinite;
  margin:60px auto;
}

/* ── Route Detail Expansion ── */
.route-detail{
  max-height:0;overflow:hidden;
  transition:max-height .4s ease;
}
.route-detail.expanded{max-height:2000px}
.route-venue-list{
  padding:20px 0 0;
  display:flex;flex-direction:column;gap:8px;
}
.route-venue-item{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;
  background:var(--surface-2);
  border-radius:var(--radius);
  font-size:0.9rem;
  animation:fadeIn .3s ease;
}
.route-venue-item .position{
  width:28px;height:28px;min-width:28px;
  background:var(--amber-glow);color:var(--amber);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:0.8rem;
}
.route-venue-item .venue-info{flex:1}
.route-venue-item .venue-name{font-weight:500;font-size:0.9rem}
.route-venue-item .venue-addr{color:var(--ink-muted);font-size:0.8rem}
.route-venue-item .marker{
  font-size:0.75rem;font-weight:600;
  padding:2px 8px;border-radius:100px;
}
.marker-start{background:rgba(52,211,153,0.15);color:var(--green)}
.marker-finish{background:rgba(248,113,113,0.15);color:var(--red)}

/* ── Footer ── */
footer{
  border-top:1px solid var(--border);
  padding:48px 0 36px;
  margin-top:80px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px;
  margin-bottom:40px;
}
.footer-brand .logo{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;font-size:1.3rem;
  display:flex;align-items:center;gap:8px;
  margin-bottom:12px;
}
.footer-brand .logo .beer{color:var(--amber)}
.footer-brand p{color:var(--ink-muted);font-size:0.9rem;line-height:1.6;max-width:300px}
.footer-col h4{
  font-size:0.85rem;font-weight:600;
  text-transform:uppercase;letter-spacing:0.08em;
  color:var(--ink-muted);margin-bottom:16px;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--ink-muted);font-size:0.9rem;transition:color .2s}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:16px;
}
.footer-bottom .copy{color:var(--ink-muted);font-size:0.85rem}
.footer-socials{display:flex;gap:16px}
.footer-socials a{
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--border);
  border-radius:10px;font-size:1rem;
  transition:all .2s;
}
.footer-socials a:hover{border-color:var(--amber);transform:translateY(-2px)}

/* ── Responsive ── */
@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{
    display:none;
    position:fixed;top:64px;left:0;right:0;bottom:0;
    flex-direction:column;justify-content:flex-start;
    align-items:center;padding:40px 24px;gap:24px;
    z-index:99;
  }
  .nav-links.open{
    display:flex;
    background:rgba(10,10,10,0.85);
    -webkit-backdrop-filter:blur(20px) saturate(1.8);
    backdrop-filter:blur(20px) saturate(1.8);
  }
  .nav-links .nav-link-text{display:none}
  .nav-links.open .nav-link-text{display:block;font-size:1.2rem}
  .nav-links .btn-primary{display:none}
  .nav-links.open .btn-primary{display:inline-block;font-size:1.1rem;padding:12px 28px}
  .nav-mobile-toggle{display:block}
  .card-grid{grid-template-columns:1fr}
  .filter-bar{flex-direction:column}
  .search-box{min-width:100%}
  .page-header h1{font-size:clamp(2rem,8vw,3rem)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){
  *{transition-duration:0s !important;animation-duration:0s !important}
}