:root{--bg:#07111f;--panel:#0d1b2d;--panel2:#10233a;--text:#f5f8ff;--muted:#91a3bc;--line:#203653;--green:#44dda1;--blue:#66aefd;--yellow:#ffd166;--red:#ff7b8b;--safe-top:env(safe-area-inset-top);--safe-bottom:env(safe-area-inset-bottom)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{background:var(--bg)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;background:radial-gradient(circle at 90% -10%,#15395a 0,transparent 36%),linear-gradient(180deg,#07111f,#091525 48%,#07111f);color:var(--text);min-height:100vh;overscroll-behavior-y:none}.app-shell{width:min(100%,780px);margin:0 auto;padding:calc(16px + var(--safe-top)) 14px calc(28px + var(--safe-bottom))}.app-header{display:flex;align-items:center;justify-content:space-between;padding:6px 2px 18px}.brand-wrap{display:flex;gap:11px;align-items:center}.app-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(145deg,#1d3e59,#123026);box-shadow:inset 0 0 0 1px rgba(255,255,255,.09);font-size:21px}.eyebrow{font-size:9px;letter-spacing:1.55px;color:var(--green);font-weight:900}.app-header h1{font-size:22px;margin:2px 0 0;letter-spacing:-.6px}.pill{border:1px solid var(--line);padding:8px 10px;border-radius:999px;font-size:10px;font-weight:900;background:#0e2035;color:var(--muted)}.pill.live{color:var(--green);border-color:#236b55}.pill.demo{color:var(--yellow);border-color:#735b2f}main{display:grid;gap:13px}.hero-card{border:1px solid #26415f;border-radius:24px;padding:22px;background:linear-gradient(145deg,rgba(18,43,67,.98),rgba(9,25,42,.99));box-shadow:0 24px 70px rgba(0,0,0,.2)}.hero-kicker{font-size:10px;text-transform:uppercase;letter-spacing:1.2px;color:var(--blue);font-weight:850}.hero-card h2{font-size:28px;line-height:1.04;letter-spacing:-1.1px;margin:8px 0 10px}.hero-card h2 em{font-style:normal;color:var(--green)}.hero-card p{font-size:13px;color:var(--muted);margin:0}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:18px}.hero-stats>div{background:#08182a;border:1px solid #1d354f;border-radius:13px;padding:10px}.hero-stats span{display:block;font-size:9px;color:var(--muted);margin-bottom:3px}.hero-stats strong{display:block;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card{background:linear-gradient(180deg,rgba(15,31,52,.98),rgba(10,24,41,.98));border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 12px 35px rgba(0,0,0,.11)}.section-title{display:flex;align-items:center;gap:10px;margin-bottom:14px}.section-title>div{min-width:0}.section-title h3{font-size:16px;margin:0}.section-title p{font-size:11px;color:var(--muted);margin:2px 0 0}.section-title .status{margin-left:auto}.section-title.compact{margin:0}.step{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;border-radius:10px;background:#102a3f;border:1px solid #244862;color:var(--green);font-size:11px;font-weight:900}.status{padding:6px 8px;border:1px solid var(--line);border-radius:999px;font-size:9px;font-weight:900;color:var(--muted)}.status.good{color:var(--green);border-color:#246c56}.status.working{color:var(--blue)}button,input,select{font:inherit}button{border:1px solid var(--line);background:#13283f;color:var(--text);border-radius:13px;padding:12px 14px;font-weight:800;cursor:pointer;min-height:44px}button:active{transform:scale(.985)}button:disabled{opacity:.38}.primary{border:0;background:linear-gradient(135deg,#35d591,#2eb8aa);color:#03150e}.full{width:100%}.primary span{font-size:17px}.divider{display:flex;align-items:center;gap:10px;color:#617690;font-size:10px;margin:11px 0}.divider:before,.divider:after{content:"";height:1px;flex:1;background:var(--line)}.place-row{display:grid;grid-template-columns:1fr auto;gap:7px}input,select{width:100%;min-height:44px;background:#08172a;color:var(--text);border:1px solid var(--line);border-radius:12px;padding:10px 11px;outline:none}input:focus,select:focus{border-color:var(--blue)}.current-location{margin-top:11px;background:#08182a;border:1px solid var(--line);border-radius:13px;padding:11px;display:flex;align-items:center;gap:8px}.current-location>div{min-width:0;flex:1}.current-location span,.current-location small{display:block;font-size:9px;color:var(--muted)}.current-location strong{display:block;font-size:12px;margin:3px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.icon-button{min-width:38px;min-height:38px;padding:0;font-size:21px;background:transparent}.notice{margin-top:9px;padding:10px 11px;border-radius:11px;font-size:11px;line-height:1.4}.notice.warning{background:rgba(255,209,102,.08);border:1px solid rgba(255,209,102,.32);color:#ffe09a}.hidden{display:none!important}.candidates{display:grid;gap:7px;margin-top:8px}.candidate{text-align:left;display:grid;gap:2px;padding:10px}.candidate span{font-size:9px;color:var(--green)}.candidate strong{font-size:11px;font-weight:700}.candidate-loading{font-size:11px;color:var(--muted);padding:9px}.candidate-loading.error{color:var(--red)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:grid;gap:6px;font-size:10px;color:#aab9cb;font-weight:750}.input-unit{position:relative}.input-unit input{padding-right:52px}.input-unit span{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:9px;color:var(--muted)}.search-button{margin-top:13px;font-size:14px;display:flex;justify-content:center;align-items:center;gap:8px}.diagnostics{display:grid;grid-template-columns:1fr 1fr;gap:8px}.diagnostics>div{border:1px solid var(--line);background:#09192b;border-radius:13px;padding:10px}.diagnostics span{display:block;font-size:8px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted)}.diagnostics strong{font-size:10px;word-break:break-word}.results-head{display:grid;gap:12px}.results-head select{font-size:11px}.results{display:grid;gap:10px;margin-top:13px}.station{position:relative;border:1px solid var(--line);border-radius:17px;background:linear-gradient(150deg,#0b1c30,#0a1728);padding:13px;display:grid;grid-template-columns:34px 1fr auto;gap:9px;align-items:start}.station.best{border-color:#286b57;box-shadow:inset 3px 0 0 var(--green)}.rank{width:31px;height:31px;border-radius:10px;display:grid;place-items:center;background:#102941;color:var(--green);font-size:11px;font-weight:900}.station h3{font-size:14px;margin:1px 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.small{font-size:10px;line-height:1.35;color:var(--muted)}.price{text-align:right}.price strong{font-size:17px}.price span{display:block;font-size:8px;color:var(--muted)}.cost{grid-column:2/4;background:#081725;border-radius:10px;padding:8px 10px;display:flex;align-items:center;justify-content:space-between}.cost strong{font-size:13px}.cost span{font-size:9px;color:var(--muted)}.navs{grid-column:2/4;display:grid;grid-template-columns:1fr 1fr;gap:7px}.navs a{min-height:42px;border-radius:11px;text-decoration:none;color:var(--text);border:1px solid var(--line);background:#13263c;display:grid;place-items:center;font-size:11px;font-weight:850}.navs a:first-child{background:#f3f5f8;color:#111;border-color:#fff}.empty{text-align:center;padding:28px 10px;color:var(--muted);font-size:12px}.errorbox{padding:16px;border:1px solid rgba(255,123,139,.35);background:rgba(255,123,139,.08);border-radius:13px;display:grid;gap:5px}.errorbox strong{color:#ffb1ba}.errorbox span{font-size:10px;color:#dba5ab}.spinner{display:inline-block;width:12px;height:12px;border:2px solid #42617e;border-top-color:var(--green);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.install-card{position:sticky;bottom:calc(8px + var(--safe-bottom));z-index:20;display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:9px;background:#f5f7fb;color:#101722;border-radius:17px;padding:10px;box-shadow:0 18px 50px rgba(0,0,0,.35)}.install-icon{width:36px;height:36px;border-radius:10px;background:#dfe9f4;display:grid;place-items:center}.install-card strong{font-size:11px}.install-card p{margin:2px 0 0;font-size:9px;color:#596879}.install-card button{background:transparent;color:#344456;border:0;min-width:36px;min-height:36px;padding:0;font-size:20px}footer{text-align:center;color:#536983;font-size:9px;padding:8px 4px 0}@media(min-width:700px){.app-shell{padding-top:24px}.hero-card{padding:28px}.results-head{grid-template-columns:1fr 220px;align-items:center}.station{grid-template-columns:40px 1.5fr .7fr}.cost{grid-column:2}.navs{grid-column:3;grid-row:2;grid-template-columns:1fr}.diagnostics{grid-template-columns:repeat(4,1fr)}}@media(max-width:380px){.hero-card h2{font-size:24px}.form-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:1fr 1fr}.hero-stats>div:last-child{grid-column:1/3}}


/* v0.6 iPhone overflow hardening */
html,body{max-width:100%;overflow-x:hidden}
.app-shell,main,.card,.hero-card,.current-location,.results,.station,.diagnostics,.results-head,.place-row,.form-grid{min-width:0;max-width:100%}
.app-shell{overflow:hidden}
.card,.hero-card,.current-location,.station,.diagnostics>div,.hero-stats>div{overflow:hidden}
.current-location strong,.current-location small,.candidate strong,.candidate span,.section-title h3,.section-title p,.small,.cost span,.cost strong,.diagnostics strong{min-width:0;max-width:100%;overflow-wrap:anywhere;word-break:break-word}
.current-location strong{white-space:normal;line-height:1.35;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.current-location small{white-space:normal}
.place-row>*{min-width:0}
input,select,button{max-width:100%}
.results-head select{min-width:0}
.station{grid-template-columns:34px minmax(0,1fr) auto}
.station>*,.navs,.cost,.price{min-width:0}
.station h3{max-width:100%}
.diagnostics{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.hero-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:520px){
  .app-shell{width:100%;padding-left:12px;padding-right:12px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-stats>div:last-child{grid-column:1/-1}
  .diagnostics{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .station{grid-template-columns:34px minmax(0,1fr)}
  .price{grid-column:2;text-align:left;display:flex;align-items:baseline;gap:5px}
  .price span{display:inline}
  .cost,.navs{grid-column:1/-1}
}
@media(max-width:380px){
  .diagnostics{grid-template-columns:1fr}
}

/* v0.7 filters + one-way ranking */
.provider-hint{font-size:9px;line-height:1.35;margin-top:3px;font-weight:650;overflow-wrap:anywhere}.provider-hint.live{color:var(--green)}.provider-hint.pending{color:var(--yellow)}
.filter-card{overflow:visible}.mini-button{margin-left:auto;min-height:34px;padding:7px 9px;font-size:9px}.filter-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.toggle-line{display:flex;align-items:center;gap:8px;min-height:44px;background:#08172a;border:1px solid var(--line);border-radius:12px;padding:10px}.toggle-line input{width:18px;min-height:18px}.brand-list{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}.brand-chip{display:inline-flex;align-items:center;gap:6px;padding:7px 9px;border:1px solid var(--line);background:#09192b;border-radius:999px;font-size:9px}.brand-chip input{width:14px;min-height:14px}.filter-empty,.hidden-count{font-size:9px;color:var(--muted)}.hidden-count{margin-top:8px}.station-actions{grid-column:2/4;display:flex;gap:7px}.station-actions button{min-height:34px;padding:7px 9px;font-size:9px;background:#0e2035}.station-main{min-width:0}
@media(max-width:520px){.filter-grid{grid-template-columns:1fr}.station-actions{grid-column:1/-1}.station-actions button{flex:1}}

/* v0.8 electric charging support */
.provider-hint.electric{color:#79dfff}.electric-options{margin-top:13px;padding:12px;border:1px solid #24506d;background:linear-gradient(145deg,rgba(16,54,76,.72),rgba(8,25,43,.9));border-radius:14px}.electric-head{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:10px}.electric-head strong{font-size:11px;color:#8be9ff}.electric-head span{font-size:8px;color:var(--muted)}.provider-note{margin-top:10px;font-size:9px;line-height:1.45;color:#93a8be}.ev-badges{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}.ev-badges span{font-size:8px;padding:4px 6px;border-radius:999px;background:#102b42;border:1px solid #26516b;color:#b8d7e8}.ev-badges .estimate{color:#ffe09a;border-color:#6f5a2b;background:rgba(111,90,43,.18)}


/* v1.0 trip mode, destination history and favorites */
.trip-card{border-color:#2b4968}.saved-destinations{display:grid;gap:10px;margin-top:12px}.saved-group{background:#08182a;border:1px solid var(--line);border-radius:13px;padding:10px}.saved-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.saved-head strong{font-size:10px;color:#c8d6e7}.text-button{min-height:28px;padding:4px 7px;border:0;background:transparent;color:var(--muted);font-size:9px}.destination-chips{display:flex;gap:7px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.destination-chips::-webkit-scrollbar{display:none}.destination-chip{flex:0 0 auto;max-width:220px;min-height:36px;padding:8px 10px;border-radius:999px;background:#10243a;border:1px solid #24405e;color:var(--text);font-size:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.destination-chip.favorite{border-color:#6a5b2f;color:#ffe7a0}.active-trip{margin-top:12px;display:grid;grid-template-columns:22px minmax(0,1fr) auto;gap:9px;align-items:center;padding:12px;border-radius:15px;border:1px solid #27664f;background:linear-gradient(145deg,rgba(25,82,62,.25),rgba(7,28,30,.72));overflow:hidden}.trip-route{align-self:stretch;display:flex;flex-direction:column;align-items:center;justify-content:center}.trip-dot{width:8px;height:8px;border-radius:50%;background:var(--green)}.trip-dot.end{background:var(--blue)}.trip-line{width:2px;flex:1;min-height:18px;background:linear-gradient(var(--green),var(--blue));opacity:.7}.trip-copy{min-width:0}.trip-copy span,.trip-copy small{display:block;font-size:9px;color:var(--muted);overflow-wrap:anywhere}.trip-copy strong{display:block;font-size:12px;margin:3px 0;white-space:normal;overflow-wrap:anywhere;line-height:1.3}.trip-actions{display:flex;gap:5px}.trip-actions .icon-button{min-width:34px;min-height:34px}.trip-navs{grid-column:2/4;display:grid;grid-template-columns:1fr 1fr;gap:7px}.trip-navs a{min-height:38px;border-radius:10px;text-decoration:none;display:grid;place-items:center;background:#13263c;color:var(--text);border:1px solid var(--line);font-size:10px;font-weight:800}.trip-navs a:first-child{background:#f4f6f8;color:#10151c;border-color:#fff}.route-badge{display:inline-flex;align-items:center;gap:4px;margin-top:6px;padding:4px 7px;border-radius:999px;background:rgba(68,221,161,.08);border:1px solid rgba(68,221,161,.27);font-size:8px;color:#9ef1cc}.route-badge.warn{background:rgba(255,209,102,.08);border-color:rgba(255,209,102,.28);color:#ffe3a1}.route-mode-note{font-size:9px;color:var(--green);margin-top:5px}.station-route-nav{grid-column:2/4;display:grid;grid-template-columns:1fr;gap:7px}.station-route-nav a{min-height:40px;border-radius:11px;text-decoration:none;color:#03150e;background:linear-gradient(135deg,#35d591,#2eb8aa);display:grid;place-items:center;font-size:10px;font-weight:900}.hero-stats .trip-hero strong{color:var(--green)}@media(max-width:520px){.active-trip{grid-template-columns:20px minmax(0,1fr) auto}.trip-navs{grid-column:1/-1}.station-route-nav{grid-column:1/-1}}

/* v1.1 HERE routing + prediction */
.engine-status{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.engine-status span{font-size:8px;color:var(--muted);padding:6px 8px;border:1px solid var(--line);border-radius:999px;background:#08182a}.engine-status strong{color:var(--green);margin-left:3px}.prediction-badge{display:inline-flex;margin-top:6px;padding:4px 7px;border-radius:999px;border:1px solid rgba(102,174,253,.28);background:rgba(102,174,253,.08);font-size:8px;color:#b9dbff}.prediction-badge.wait{border-color:rgba(255,209,102,.35);background:rgba(255,209,102,.08);color:#ffe2a0}.prediction-badge.learning{color:var(--muted);border-color:var(--line);background:#0c1d30}.diagnostics{grid-template-columns:repeat(2,minmax(0,1fr))}@media(min-width:700px){.diagnostics{grid-template-columns:repeat(5,minmax(0,1fr))}}


/* v1.2 central tank-time recommendation */
.advice-card{position:relative;overflow:hidden;border-color:rgba(82,226,169,.28)}
.advice-card:before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:var(--green)}
.advice-card[data-state="wait"]{border-color:rgba(255,209,102,.42)}.advice-card[data-state="wait"]:before{background:#ffd166}
.advice-card[data-state="maybe"]{border-color:rgba(102,174,253,.38)}.advice-card[data-state="maybe"]:before{background:#66aefd}
.advice-card[data-state="learning"]{border-color:var(--line)}.advice-card[data-state="learning"]:before{background:#6f8298}
.advice-top{display:flex;gap:12px;align-items:center}.advice-icon{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;border-radius:14px;background:rgba(82,226,169,.09);border:1px solid rgba(82,226,169,.22);font-size:20px}.advice-kicker{display:block;color:var(--green);font-size:8px;text-transform:uppercase;letter-spacing:.14em;font-weight:800}.advice-top h3{margin:3px 0 0;font-size:17px}.advice-card>p{color:var(--muted);font-size:10px;line-height:1.5;margin:12px 0}.advice-metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px}.advice-metrics div{min-width:0;padding:9px;border:1px solid var(--line);border-radius:12px;background:#08182a}.advice-metrics span{display:block;color:var(--muted);font-size:7px;margin-bottom:3px}.advice-metrics strong{display:block;font-size:10px;overflow-wrap:anywhere}.advice-note{font-size:7px;color:var(--muted);margin-top:9px;line-height:1.4}@media(min-width:700px){.advice-metrics{grid-template-columns:repeat(4,1fr)}}