*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f7f8fa;--card:#fff;--bdr:#e2e5ea;--bdr2:#d0d4db;
  --t1:#1a1d24;--t2:#4a5060;--t3:#8590a2;
  --red:#c0392b;--orange:#d35400;--yellow:#f39c12;--green:#27ae60;--blue:#2980b9;
  --serif:'Fraunces',Georgia,serif;--sans:'Manrope','Segoe UI',sans-serif;--mono:'JetBrains Mono',Consolas,monospace;
}
html{font-size:14px;-webkit-font-smoothing:antialiased}
body{font-family:var(--sans);background:var(--bg);color:var(--t1);line-height:1.55}
a{color:var(--blue)}

/* Loader */
.loader{position:fixed;inset:0;z-index:9999;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem}
.ld-spinner{width:32px;height:32px;border:3px solid var(--bdr);border-top-color:var(--red);border-radius:50%;animation:sp .7s linear infinite}
.loader span{color:var(--t3);font-size:.8rem}
@keyframes sp{to{transform:rotate(360deg)}}

/* Notifs */
.notifs{position:fixed;top:50px;right:12px;z-index:8000;display:flex;flex-direction:column;gap:4px}
.notif{padding:8px 14px;background:var(--card);border:1px solid var(--bdr);border-left:3px solid var(--blue);border-radius:4px;font-size:.78rem;color:var(--t2);box-shadow:0 2px 8px rgba(0,0,0,.06);transition:opacity .3s}

/* Header */
.header{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--bdr);position:sticky;top:0;z-index:1000}
.hd-left{display:flex;align-items:center;gap:10px}
.hd-logo{width:30px;height:30px;object-fit:contain}
.hd-title{font-family:var(--serif);font-size:1.1rem;font-weight:700;color:var(--t1);letter-spacing:-.02em}
.hd-sub{font-size:.68rem;color:var(--t3)}
.hd-right{display:flex;align-items:center;gap:16px}
.hd-period{font-family:var(--mono);font-size:.72rem;color:var(--t3);background:#f0f1f3;padding:2px 10px;border-radius:3px}

/* Checkbox toggle */
.ck{display:flex;align-items:center;gap:5px;font-size:.75rem;color:var(--t2);cursor:pointer;user-select:none}
.ck input{display:none}
.ck-box{width:14px;height:14px;border:2px solid var(--bdr2);border-radius:3px;position:relative;transition:.15s}
.ck input:checked+.ck-box{background:var(--green);border-color:var(--green)}
.ck input:checked+.ck-box::after{content:'✓';position:absolute;top:-2px;left:1px;color:#fff;font-size:10px;font-weight:700}

/* Stat bar */
.stat-bar{display:flex;border-bottom:1px solid var(--bdr);background:var(--card)}
.sb-item{flex:1;padding:10px 16px;text-align:center;border-right:1px solid var(--bdr)}
.sb-item:last-child{border-right:none}
.sb-label{font-size:.6rem;text-transform:uppercase;letter-spacing:.07em;color:var(--t3);margin-bottom:2px}
.sb-val{font-family:var(--mono);font-size:1.15rem;font-weight:600;color:var(--t1)}
.sb-val.lo{color:var(--green)}.sb-val.hi{color:var(--red)}

/* Insight */
.insight{padding:12px 20px;background:#fffcf0;border-bottom:1px solid #f0e6c0;font-size:.82rem;color:var(--t2);line-height:1.7}
.insight b{color:var(--t1)}

/* Main layout */
.main{display:grid;grid-template-columns:1fr 1fr;gap:0}
.col-map{padding:16px;border-right:1px solid var(--bdr);display:flex;flex-direction:column;gap:12px}
.col-charts{padding:16px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;max-height:calc(100vh - 120px)}

/* Map */
.map-box{position:relative;flex:1;min-height:380px}
.map-el{width:100%;height:100%;border-radius:6px;border:1px solid var(--bdr)}
.hover{position:absolute;top:8px;left:8px;background:var(--card);border:1px solid var(--bdr);border-radius:4px;padding:4px 10px;display:flex;align-items:baseline;gap:6px;opacity:0;transform:translateY(-3px);transition:.15s;pointer-events:none;z-index:800}
.hover.vis{opacity:1;transform:translateY(0)}
.hv-p{font-family:var(--mono);font-weight:600;color:var(--red)}.hv-r{font-size:.68rem;color:var(--t3)}

/* Legend */
.legend{background:var(--card);padding:8px 10px;border-radius:4px;border:1px solid var(--bdr);font-size:.68rem}

/* State labels on map */
.leaflet-tooltip.state-lbl{background:transparent;border:none;box-shadow:none;font-family:var(--sans);font-size:.48rem;font-weight:700;color:#1a1d24;text-shadow:0 0 4px rgba(255,255,255,.95),0 0 4px rgba(255,255,255,.95),0 0 3px rgba(255,255,255,.8);white-space:nowrap;padding:0;pointer-events:none;line-height:1;letter-spacing:.01em}
.leaflet-tooltip.state-lbl::before{display:none!important}

/* Map reset view button */
.map-reset-btn{background:var(--card);border:1px solid var(--bdr2);border-radius:4px;padding:5px 10px;font-size:.72rem;font-family:var(--sans);font-weight:500;color:var(--t2);cursor:pointer;box-shadow:0 1px 5px rgba(0,0,0,.1);display:block;margin-top:6px;transition:.15s}
.map-reset-btn:hover{background:#f0f1f3;color:var(--t1);border-color:var(--bdr2)}

/* Refinery markers */
.ref-mk{background:none;border:none}
.ref-d{width:10px;height:10px;border-radius:50%;background:var(--orange);border:2px solid #fff;box-shadow:0 0 0 2px rgba(211,84,0,.3)}

/* Rank cards */
.rank-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rank-card{background:var(--card);border:1px solid var(--bdr);border-radius:6px;padding:10px 12px}
.rc-h{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.rc-h.expensive{color:var(--red)}.rc-h.affordable{color:var(--green)}
.rk-row{display:flex;align-items:center;gap:6px;padding:3px 0;border-bottom:1px solid #f5f5f5;font-size:.8rem}
.rk-row:last-child{border:none}
.rk-n{width:16px;color:var(--t3);font-size:.7rem;font-weight:600}.rk-s{flex:1}
.rk-p{font-family:var(--mono);font-weight:600;font-size:.82rem}
.rk-p.hi{color:var(--red)}.rk-p.lo{color:var(--green)}

/* Cards */
.card{background:var(--card);border:1px solid var(--bdr);border-radius:6px;padding:14px 16px}
.card h3{font-family:var(--serif);font-size:.92rem;font-weight:700;margin-bottom:4px;color:var(--t1)}
.card-sub{font-size:.7rem;color:var(--t3);margin-bottom:8px}
.card-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.half{flex:1}
.ch{position:relative}.h200{height:200px}.h140{height:140px}
.h-full{height:580px}

/* Compare */
.cmp-row{display:flex;gap:6px;align-items:center;margin-bottom:6px}
.cmp-row select{flex:1;padding:5px 6px;border:1px solid var(--bdr);border-radius:4px;font-family:var(--sans);font-size:.8rem;background:var(--bg)}
.cmp-row select:focus{outline:none;border-color:var(--blue)}
.cmp-vs{font-size:.72rem;color:var(--t3);font-weight:600}
.cmp-btns{display:flex;gap:6px;margin-bottom:8px}
.btn{padding:5px 14px;border:none;border-radius:4px;background:var(--t1);color:#fff;font-family:var(--sans);font-size:.78rem;font-weight:600;cursor:pointer}
.btn:hover{opacity:.85}
.btn-outline{background:none;border:1px solid var(--green);color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff}
.state-info{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0 10px}
.state-info .si-item{padding:8px 10px;border:1px solid var(--bdr);border-radius:5px;background:#fbfbfc}
.state-info .si-label{display:block;font-size:.62rem;text-transform:uppercase;letter-spacing:.05em;color:var(--t3);margin-bottom:2px}
.state-info .si-value{font-size:.82rem;font-weight:600;color:var(--t1)}
.compare-info{grid-template-columns:1fr 1fr}
.compare-info .si-item{background:#fff}

/* Detail panel */
.detail{position:fixed;top:44px;right:0;width:260px;height:calc(100vh - 44px);background:var(--card);border-left:1px solid var(--bdr);z-index:900;padding:20px 16px;transform:translateX(100%);transition:.25s;overflow-y:auto}
.detail.open{transform:translateX(0)}
.dt-close{position:absolute;top:8px;right:8px;background:none;border:none;font-size:18px;color:var(--t3);cursor:pointer}.dt-close:hover{color:var(--t1)}
.dt-name{font-family:var(--serif);font-size:1.1rem;font-weight:700}
.dt-price{font-family:var(--mono);font-size:1.8rem;font-weight:700;color:var(--red);margin:4px 0}
.dt-unit{font-size:.68rem;color:var(--t3);margin-bottom:12px}
.dt-rows{display:flex;flex-direction:column;gap:8px}
.dt-rows>div{display:flex;justify-content:space-between;font-size:.8rem;padding-bottom:6px;border-bottom:1px solid #f0f0f0}
.dt-rows span:first-child{color:var(--t3)}.dt-rows span:last-child{font-weight:600}
.dt-vs{margin-top:12px;font-size:.8rem;color:var(--t2)}

/* Impact Section */
.impact-section{padding:28px 20px;border-top:1px solid var(--bdr);background:var(--bg)}
.impact-hdr{margin-bottom:20px;max-width:820px}
.impact-hdr h2{font-family:var(--serif);font-size:1.35rem;font-weight:700;color:var(--t1);margin-bottom:6px}
.impact-hdr p{font-size:.82rem;color:var(--t2);line-height:1.65}
.impact-journey{margin-bottom:18px}
.impact-journey-card{padding:16px 18px}
.ij-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:12px}
.ij-legend-row{display:flex;gap:14px;flex-wrap:wrap;font-size:.72rem;color:var(--t2);white-space:nowrap;align-items:center;padding-top:4px}
.ij-legend-row span{display:flex;align-items:center;gap:5px}
.ij-dot{display:inline-block;width:10px;height:10px;border-radius:50%;flex-shrink:0}
.impact-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.imp-stat{background:var(--card);border:1px solid var(--bdr);border-radius:8px;padding:16px 14px;display:flex;flex-direction:column;gap:6px;box-shadow:0 1px 3px rgba(10,20,30,.04)}
.imp-stat-top{display:flex;align-items:center;gap:8px;margin-bottom:2px}
.imp-stat-val{font-family:var(--mono);font-size:1.6rem;font-weight:700;line-height:1}
.imp-stat-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--t2)}
.imp-stat-body{font-size:.8rem;color:var(--t2);line-height:1.6;flex:1}
.imp-stat-body b{color:var(--t1)}
.imp-stat-src{font-size:.65rem;color:var(--t3);border-top:1px solid var(--bdr);padding-top:6px;margin-top:auto}
.imp-sector-hdr{font-family:var(--serif);font-size:1rem;font-weight:700;color:var(--t1);margin-bottom:12px}
.imp-sector-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.imp-sector{background:var(--card);border:1px solid var(--bdr);border-radius:8px;padding:14px 12px;display:flex;flex-direction:column;gap:6px;box-shadow:0 1px 3px rgba(10,20,30,.04)}
.imp-sector-name{font-size:.78rem;font-weight:700;color:var(--t1)}
.imp-sector-body{font-size:.75rem;color:var(--t2);line-height:1.6;flex:1}
.imp-sector-body b{color:var(--t1)}
.imp-sector-src{font-size:.63rem;color:var(--t3);border-top:1px solid var(--bdr);padding-top:5px;margin-top:auto}
@media(max-width:1100px){.impact-stats{grid-template-columns:repeat(2,1fr)}.imp-sector-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.impact-stats{grid-template-columns:1fr}.imp-sector-grid{grid-template-columns:1fr 1fr}.ij-head{flex-direction:column}}

/* Timeline */
.tl-section{padding:24px 20px;border-top:1px solid var(--bdr);background:var(--card)}
.tl-section h2{font-family:var(--serif);font-size:1.1rem;font-weight:700;text-align:center;margin-bottom:4px}
.tl-sub{text-align:center;font-size:.72rem;color:var(--t3);margin-bottom:16px}
.tl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.tl-card{background:var(--bg);border:1px solid var(--bdr);border-radius:6px;padding:12px 14px;cursor:pointer;transition:.2s}
.tl-card:hover{border-color:var(--bdr2)}
.tl-card.open{border-color:var(--red);background:#fffcf8}
.tl-head{display:flex;align-items:center;gap:6px;margin-bottom:4px}
.tl-date{font-family:var(--mono);font-size:.7rem;color:var(--t3)}
.tl-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.tl-impact{font-size:.58rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.tl-title{font-weight:600;font-size:.85rem;color:var(--t1)}
.tl-body{max-height:0;overflow:hidden;transition:.3s;opacity:0}
.tl-card.open .tl-body{max-height:300px;opacity:1;margin-top:8px}
.tl-body p{font-size:.78rem;color:var(--t2);line-height:1.7;margin-bottom:6px}
.tl-src{font-size:.65rem;color:var(--t3);font-style:italic}

/* Footer */
.footer{padding:24px 20px;border-top:1px solid var(--bdr);text-align:center;background:var(--card)}
.ft-logo{width:36px;height:36px;object-fit:contain;margin-bottom:6px}
.ft-name{font-family:var(--serif);font-size:1rem;font-weight:700;margin-bottom:6px}
.ft-line{font-size:.78rem;color:var(--t2);line-height:1.6}
.ft-credits{font-size:.62rem;color:var(--t3);margin-top:10px}

/* Leaflet */
.leaflet-popup-content-wrapper{border-radius:6px}.leaflet-popup-content{font-family:var(--sans);font-size:13px;line-height:1.5}

/* Responsive */
@media(max-width:1000px){
  .main{grid-template-columns:1fr}.col-map{border-right:none;border-bottom:1px solid var(--bdr)}.col-charts{max-height:none}
  .map-box{min-height:300px}
}
@media(max-width:640px){
  .header{flex-wrap:wrap;gap:6px;padding:8px 12px}.hd-title{font-size:.92rem}
  .stat-bar{flex-wrap:wrap}.sb-item{flex:none;width:50%;border-bottom:1px solid var(--bdr)}
  .card-row{grid-template-columns:1fr}.rank-row{grid-template-columns:1fr}
  .tl-grid{grid-template-columns:1fr}
  .detail{width:100%}.h-full{height:460px}
  .cmp-row{flex-direction:column}.cmp-row select{width:100%}
  .state-info,.compare-info{grid-template-columns:1fr}
}