/* ═══════════════════════════════════════════════
   CHICAGO ATTRACTIONS — Shared Stylesheet
   Dark Chicago night vibe
═══════════════════════════════════════════════ */
:root {
  --bg:      #0c0c16;
  --bg2:     #111120;
  --bg3:     #181828;
  --gold:    #c9a84c;
  --gold2:   #f0d080;
  --blue:    #1369c1;
  --blue2:   #4a9fef;
  --red:     #cc1a2b;
  --text:    #f0ede8;
  --muted:   #8a8a9a;
  --border:  rgba(255,255,255,0.07);
  --card:    rgba(255,255,255,0.04);
  --shadow:  0 8px 40px rgba(0,0,0,.7);
}

/* ── Reset ── */
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);
  overflow-x:hidden;line-height:1.6;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{cursor:pointer;font-family:inherit;}

/* ── Typography ── */
h1,h2,h3,h4{line-height:1.2;font-weight:700;}
h1{font-size:clamp(2.2rem,6vw,4rem);}
h2{font-size:clamp(1.6rem,4vw,2.4rem);}
h3{font-size:clamp(1rem,2.5vw,1.3rem);}

/* ── NAV ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:500;
  height:64px;display:flex;align-items:center;justify-content:space-between;
  padding:0 5%;transition:background .3s,box-shadow .3s;}
.nav.scrolled{background:rgba(12,12,22,.95);backdrop-filter:blur(20px);
  box-shadow:0 1px 0 var(--border);}
.nav-brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.1rem;}
.nav-brand .flag-star{color:var(--gold);font-size:1.4rem;}
.nav-links{display:flex;gap:2rem;list-style:none;}
.nav-links a{color:var(--muted);font-size:.9rem;font-weight:500;
  transition:color .2s;position:relative;padding:.25rem 0;}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;
  background:var(--gold);transition:width .25s;}
.nav-links a:hover,.nav-links a.active{color:var(--text);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-menu-btn{display:none;background:none;border:1px solid var(--border);
  color:var(--text);padding:.4rem .75rem;border-radius:6px;font-size:1.1rem;}

/* ── Gradient text ── */
.gold-text{background:linear-gradient(135deg,var(--gold),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;}

/* ── Section layout ── */
.section{padding:5rem 5%;}
.section-inner{max-width:1200px;margin:0 auto;}
.section-label{font-size:.75rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.12em;color:var(--gold);margin-bottom:.6rem;}
.section-sub{color:var(--muted);font-size:1rem;max-width:520px;line-height:1.7;
  margin-top:.5rem;margin-bottom:2.5rem;}

/* ── Cards ── */
.card{background:var(--bg3);border:1px solid var(--border);border-radius:16px;
  overflow:hidden;transition:transform .3s,box-shadow .3s,border-color .3s;}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);
  border-color:rgba(201,168,76,.25);}
.card-img{width:100%;height:210px;object-fit:cover;transition:transform .4s;}
.card:hover .card-img{transform:scale(1.04);}
.card-img-wrap{overflow:hidden;position:relative;}
.card-body{padding:1.25rem;}
.card-badge{display:inline-block;font-size:.68rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.08em;padding:.2rem .6rem;
  border-radius:4px;margin-bottom:.6rem;}
.card h3{margin-bottom:.35rem;}
.card p{color:var(--muted);font-size:.88rem;line-height:1.6;}
.card-meta{display:flex;align-items:center;gap:1rem;margin-top:.75rem;
  font-size:.78rem;color:var(--muted);}
.card-meta span{display:flex;align-items:center;gap:.3rem;}
.card-rating{color:#f5a623;}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.75rem;
  border-radius:10px;font-weight:600;font-size:.9rem;border:none;
  transition:all .2s;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a07830);color:#0c0c16;}
.btn-gold:hover{opacity:.88;transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(201,168,76,.3);}
.btn-outline{background:none;border:1px solid var(--border);color:var(--text);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold);}

/* ── Stats bar ── */
.stats-bar{background:var(--bg2);border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);padding:2.5rem 5%;}
.stats-grid{max-width:1000px;margin:0 auto;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:2rem;text-align:center;}
.stat-num{font-size:2.4rem;font-weight:800;line-height:1;
  background:linear-gradient(135deg,var(--gold),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.stat-label{color:var(--muted);font-size:.82rem;margin-top:.3rem;}

/* ── Page hero (for inner pages) ── */
.page-hero{padding:100px 5% 50px;
  background:linear-gradient(180deg,rgba(12,12,22,.5) 0%,var(--bg) 100%);}
.page-hero-inner{max-width:1200px;margin:0 auto;}
.page-hero h1{margin-bottom:.75rem;}
.page-hero p{color:var(--muted);font-size:1.05rem;max-width:540px;}

/* ── Filter bar ── */
.filter-bar{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:2rem;align-items:center;}
.filter-btn{background:var(--card);border:1px solid var(--border);color:var(--muted);
  padding:.45rem 1.1rem;border-radius:8px;font-size:.82rem;font-weight:500;
  transition:all .2s;}
.filter-btn:hover{border-color:var(--gold);color:var(--text);}
.filter-btn.active{background:rgba(201,168,76,.12);border-color:var(--gold);color:var(--gold);}
.search-wrap{position:relative;flex:1;max-width:320px;}
.search-wrap input{width:100%;background:var(--card);border:1px solid var(--border);
  color:var(--text);padding:.5rem .9rem .5rem 2.2rem;border-radius:8px;font-size:.85rem;
  transition:border-color .2s;font-family:inherit;}
.search-wrap input:focus{outline:none;border-color:var(--gold);}
.search-wrap input::placeholder{color:var(--muted);}
.search-wrap::before{content:'🔍';position:absolute;left:.65rem;top:50%;
  transform:translateY(-50%);font-size:.8rem;}

/* ── Attractions grid ── */
.attractions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:1.5rem;}
.attraction-card{cursor:pointer;}
.attraction-card.hidden{display:none;}

/* ── Category colors ── */
.cat-parks{background:rgba(0,168,80,.12);color:#00a850;}
.cat-museums{background:rgba(138,43,226,.12);color:#9b59b6;}
.cat-architecture{background:rgba(19,105,193,.12);color:#4a9fef;}
.cat-entertainment{background:rgba(201,168,76,.12);color:var(--gold);}
.cat-landmarks{background:rgba(204,26,43,.12);color:#e54858;}
.cat-parks.dot,.cat-museums.dot,.cat-architecture.dot,.cat-entertainment.dot,.cat-landmarks.dot{
  background:transparent;padding:0;border-radius:50%;width:10px;height:10px;
  display:inline-block;}

/* ── Modal/Lightbox ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:800;
  display:none;align-items:center;justify-content:center;padding:1.5rem;}
.modal-overlay.open{display:flex;}
.modal-box{background:var(--bg2);border:1px solid var(--border);border-radius:20px;
  max-width:740px;width:100%;max-height:90vh;overflow-y:auto;
  animation:modal-in .25s ease;}
@keyframes modal-in{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
.modal-img{width:100%;height:260px;object-fit:cover;}
.modal-body{padding:1.75rem;}
.modal-close{position:absolute;top:1rem;right:1rem;background:rgba(0,0,0,.6);
  border:none;color:#fff;width:36px;height:36px;border-radius:50%;font-size:1.1rem;
  cursor:pointer;display:flex;align-items:center;justify-content:center;}
.modal-box{position:relative;}
.modal-highlights{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem;}
.modal-highlights li{background:var(--card);border:1px solid var(--border);
  padding:.3rem .75rem;border-radius:6px;font-size:.78rem;color:var(--muted);}

/* ── Footer ── */
footer{background:var(--bg2);border-top:1px solid var(--border);
  padding:3rem 5%;text-align:center;}
footer .footer-brand{font-size:1.1rem;font-weight:800;margin-bottom:.75rem;
  background:linear-gradient(135deg,var(--gold),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;}
footer p{color:var(--muted);font-size:.82rem;margin-bottom:.4rem;}
.footer-links{display:flex;justify-content:center;gap:2rem;margin:1rem 0;flex-wrap:wrap;}
.footer-links a{color:var(--muted);font-size:.82rem;transition:color .2s;}
.footer-links a:hover{color:var(--gold);}

/* ── Scroll reveal ── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .55s ease,transform .55s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}
.reveal-delay-1{transition-delay:.1s;}
.reveal-delay-2{transition-delay:.2s;}
.reveal-delay-3{transition-delay:.3s;}

/* ── Responsive 768px ── */
@media(max-width:768px){
  .nav-links{display:none;}
  .nav-links.open{display:flex;flex-direction:column;position:fixed;
    inset:64px 0 0 0;background:var(--bg2);padding:2rem;gap:1.5rem;z-index:499;}
  .nav-menu-btn{display:block;}
  .section{padding:3.5rem 4%;}
  .attractions-grid{grid-template-columns:1fr;}
  .filter-bar{gap:.4rem;}
  .search-wrap{max-width:100%;flex:100%;}
  .footer-links{gap:.75rem;}
}

/* ── Responsive 480px (phones) ── */
@media(max-width:480px){
  h1{font-size:clamp(1.7rem,8vw,2.4rem);}
  .section{padding:2.5rem 1rem;}
  .modal-overlay{padding:.4rem;}
  .modal-box{border-radius:12px;}
  .modal-img{height:180px;}
  .card-img{height:170px;}
  .stats-bar{padding:2rem 1rem;}
  .stat-num{font-size:2rem;}
}

/* ═══════════════════════════════════════════════
   LIGHT THEME
═══════════════════════════════════════════════ */
html[data-theme="light"]{
  --bg:#f4f1ea;--bg2:#ece8de;--bg3:#e2ddd3;
  --text:#1b1820;--muted:#67637a;
  --border:rgba(0,0,0,.1);--card:rgba(0,0,0,.04);
  --shadow:0 8px 40px rgba(0,0,0,.1);
}
html[data-theme="light"] .nav.scrolled{
  background:rgba(244,241,234,.96)!important;
}
html[data-theme="light"] .nav-links.open{background:var(--bg2);}
html[data-theme="light"] #hero-overlay{
  background:linear-gradient(180deg,
    rgba(12,12,22,.18) 0%,rgba(12,12,22,.06) 45%,
    rgba(244,241,234,.98) 100%)!important;
}
html[data-theme="light"] .page-hero::before{
  background:linear-gradient(180deg,
    rgba(244,241,234,.72) 0%,rgba(244,241,234,.94) 100%)!important;
}
html[data-theme="light"] #weather-widget{
  background:rgba(255,252,246,.9)!important;
}
html[data-theme="light"] .sky-building{fill:#c5c0b7!important;}
html[data-theme="light"] #sky-ground{fill:#f4f1ea!important;}
html[data-theme="light"] .modal-overlay{background:rgba(0,0,0,.55)!important;}
html[data-theme="light"] .map-layer-ctrl{
  background:rgba(244,241,234,.92)!important;
}
html[data-theme="light"] #sidebar{background:var(--bg2);}
html[data-theme="light"] .sidebar-header,
html[data-theme="light"] .cat-filters{background:var(--bg3);}
html[data-theme="light"] #info-panel{background:var(--bg2)!important;}
html[data-theme="light"] .leaflet-popup-content-wrapper{
  background:var(--bg2)!important;color:var(--text)!important;
}
html[data-theme="light"] .leaflet-popup-tip{background:var(--bg2)!important;}
html[data-theme="light"] .pop-meta{color:var(--muted)!important;}
html[data-theme="light"] .leaflet-popup-close-button{color:var(--muted)!important;}

/* Smooth transitions on theme switch */
body,.nav,.modal-box,footer,.stats-bar,.page-hero,
.filter-btn,.cat-pill,.layer-btn,.place-item,
#sidebar,#info-panel,.sidebar-header,.cat-filters,
.map-layer-ctrl,.search-wrap input,.sidebar-search input,
#weather-widget,.hero-eyebrow,.section-label{
  transition:background-color .25s,border-color .25s,color .2s,box-shadow .3s;
}
/* Card keeps full transition including opacity (needed for scroll reveal) */
.card{
  transition:opacity .55s ease,transform .4s cubic-bezier(.34,1.56,.64,1),
    box-shadow .3s,border-color .25s,background-color .25s;
}

/* ── Theme Toggle Button ── */
.nav-right{display:flex;align-items:center;gap:.5rem;}
.theme-toggle{
  background:none;border:1px solid var(--border);color:var(--text);
  width:36px;height:36px;border-radius:50%;font-size:1rem;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;
  transition:transform .25s,border-color .25s,background .25s;
}
.theme-toggle:hover{
  border-color:var(--gold);background:rgba(201,168,76,.12);
  transform:rotate(25deg) scale(1.08);
}

/* ── Ripple effect ── */
.btn{position:relative;overflow:hidden;}
.ripple{
  position:absolute;border-radius:50%;
  background:rgba(255,255,255,.22);transform:scale(0);
  animation:ripple-anim .55s linear;pointer-events:none;
}
@keyframes ripple-anim{to{transform:scale(4);opacity:0;}}

/* ── Particle canvas ── */
#particles-canvas{position:absolute;inset:0;z-index:1;pointer-events:none;}

/* ── Cursor spotlight (desktop only) ── */
@media(hover:hover){
  #cursor-spotlight{
    position:fixed;pointer-events:none;z-index:9999;
    width:500px;height:500px;border-radius:50%;
    background:radial-gradient(circle,rgba(201,168,76,.06) 0%,transparent 70%);
    transform:translate(-50%,-50%);left:-999px;top:-999px;
  }
}

/* ── Pulsing CTA button ── */
.btn-gold{animation:btn-pulse 3.5s ease-in-out infinite;}
@keyframes btn-pulse{
  0%,100%{box-shadow:0 4px 20px rgba(201,168,76,.2);}
  50%{box-shadow:0 4px 28px rgba(201,168,76,.45);}
}
.btn-gold:hover,.btn-gold:focus{animation:none;}

/* ── Section label accent ── */
.section-label::before{
  content:'';display:inline-block;width:16px;height:2px;
  background:var(--gold);vertical-align:middle;
  margin-right:.5rem;border-radius:2px;
}

/* ── Enhanced scroll reveal ── */
.reveal{
  transition:opacity .65s cubic-bezier(.16,1,.3,1),
    transform .65s cubic-bezier(.16,1,.3,1);
}