/* Pze-Charging public site.
   Design tokens and component styles carried over verbatim from
   docs/PzeCharging_Mockup_Marketing.html, extended with the form, chat, and
   segment-page styles the mockup's single page didn't need. */

:root{
  --navy:#0A2E33; --teal:#028090; --mint:#02C39A; --ember:#FF8A3D;
  --paper:#F6F8F7; --ink:#12242A; --ink-soft:#4E6368;
  --line:#DCE6E5;
  --display:'Space Grotesk',sans-serif; --body:'IBM Plex Sans',sans-serif; --mono:'IBM Plex Mono',monospace;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--body); color:var(--ink); background:var(--paper); line-height:1.5; -webkit-font-smoothing:antialiased;}
a{color:inherit; text-decoration:none;}
img,svg{display:block; max-width:100%;}
.wrap{max-width:1180px; margin:0 auto; padding:0 32px;}
@media(max-width:640px){.wrap{padding:0 20px;}}

:focus-visible{outline:2px solid var(--ember); outline-offset:3px;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
  html{scroll-behavior:auto;}
}

.skip-link{position:absolute; left:-9999px; top:0; background:var(--navy); color:#fff; padding:10px 16px; z-index:100;}
.skip-link:focus{left:0;}

/* ---------- NAV ---------- */
header{position:sticky; top:0; z-index:50; background:rgba(246,248,247,0.92); backdrop-filter:blur(8px); border-bottom:1px solid var(--line);}
nav{display:flex; align-items:center; justify-content:space-between; height:72px;}
.logo{display:flex; align-items:center; gap:10px; font-family:var(--display); font-weight:700; font-size:19px; letter-spacing:-0.01em;}
.logo .mark{width:30px; height:30px; border-radius:7px; background:var(--navy); display:flex; align-items:center; justify-content:center; flex:none;}
.logo .mark svg{width:16px; height:16px;}
.navlinks{display:flex; align-items:center; gap:36px;}
.navlinks a{font-size:14.5px; font-weight:500; color:var(--ink-soft);}
.navlinks a:hover,.navlinks a[aria-current="page"]{color:var(--ink);}
.navcta{display:flex; align-items:center; gap:18px;}
.btn{display:inline-flex; align-items:center; justify-content:center; font-family:var(--body); font-weight:600; font-size:14.5px; padding:11px 22px; border-radius:8px; cursor:pointer; border:1px solid transparent; transition:transform .15s ease, box-shadow .15s ease;}
.btn-primary{background:var(--mint); color:var(--navy);}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 6px 16px rgba(2,195,154,0.35);}
.btn-ghost{color:var(--ink); border-color:var(--line); background:transparent;}
.btn-ghost:hover{border-color:var(--teal); color:var(--teal);}
.btn-block{width:100%;}
.navsignin{font-size:14.5px; font-weight:500; color:var(--ink-soft);}
@media(max-width:900px){.navlinks{display:none;} .navsignin{display:none;}}

/* ---------- HERO ---------- */
.hero{background:var(--navy); color:#fff; position:relative; overflow:hidden; padding:88px 0 0;}
.hero-inner{display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center;}
@media(max-width:980px){.hero-inner{grid-template-columns:1fr; text-align:left;}}
.eyebrow{font-family:var(--mono); font-size:12.5px; letter-spacing:0.14em; text-transform:uppercase; color:var(--mint); display:flex; align-items:center; gap:10px; margin-bottom:22px;}
.eyebrow::before{content:""; width:7px; height:7px; border-radius:50%; background:var(--mint); box-shadow:0 0 0 4px rgba(2,195,154,0.25); flex:none;}
h1{font-family:var(--display); font-weight:700; font-size:clamp(34px,4.6vw,54px); line-height:1.06; letter-spacing:-0.02em; margin-bottom:22px;}
h1 em{font-style:normal; color:var(--mint);}
.hero p.lead{font-size:17.5px; color:#CBDEDC; max-width:480px; margin-bottom:32px;}
.hero-ctas{display:flex; gap:14px; margin-bottom:44px; flex-wrap:wrap;}
.hero .btn-ghost{border-color:rgba(255,255,255,0.25); color:#fff;}
.hero .btn-ghost:hover{border-color:var(--mint); color:var(--mint);}
.stat-strip{display:flex; gap:34px; flex-wrap:wrap; padding-bottom:56px;}
.stat{font-family:var(--mono);}
.stat .num{display:block; font-size:22px; font-weight:600; color:var(--mint);}
.stat .lbl{font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase; color:#8FB2AF;}

/* Route SVG card */
.route-wrap{position:relative;}
.route-card{background:rgba(255,255,255,0.04); border:1px solid rgba(255,255,255,0.12); border-radius:18px; padding:28px 22px 22px;}
.route-card svg{width:100%; height:auto;}
.route-caption{display:flex; justify-content:space-between; align-items:center; margin-top:14px; font-family:var(--mono); font-size:12px; color:#8FB2AF;}
.charge-bar-wrap{margin-top:18px;}
.charge-bar-track{height:10px; border-radius:6px; background:rgba(255,255,255,0.1); overflow:hidden;}
.charge-bar-fill{height:100%; width:0%; border-radius:6px; background:linear-gradient(90deg,var(--teal),var(--mint)); animation:fillbar 1.8s 0.6s cubic-bezier(.2,.8,.2,1) forwards;}
@keyframes fillbar{to{width:82%;}}
.charge-label{display:flex; justify-content:space-between; font-family:var(--mono); font-size:12px; color:#8FB2AF; margin-top:8px;}
.charge-label b{color:var(--mint); font-weight:600;}
.route-path{stroke-dasharray:6 8; stroke-dashoffset:400; animation:draw 1.6s ease forwards;}
@keyframes draw{to{stroke-dashoffset:0;}}

/* ---------- SECTIONS ---------- */
.section{padding:96px 0;}
.section.tight{padding:64px 0;}
.section.white{background:#fff;}
.section-head{max-width:600px; margin-bottom:52px;}
.section-eyebrow{font-family:var(--mono); font-size:12px; letter-spacing:0.12em; text-transform:uppercase; color:var(--teal); margin-bottom:14px;}
.section h2{font-family:var(--display); font-weight:700; font-size:clamp(26px,3.2vw,36px); letter-spacing:-0.015em; color:var(--navy);}
.section p.sub{color:var(--ink-soft); font-size:16px; margin-top:14px;}

/* Page header for interior pages */
.page-head{background:var(--navy); color:#fff; padding:72px 0 60px;}
.page-head h1{font-size:clamp(30px,4vw,44px); margin-bottom:16px;}
.page-head p{color:#CBDEDC; font-size:17px; max-width:560px;}

/* ---------- COMPARE ---------- */
.compare{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:16px; overflow:hidden;}
@media(max-width:780px){.compare{grid-template-columns:1fr;}}
.compare-col{background:#fff; padding:36px 32px;}
.compare-col.old{background:#FBFAF8;}
.compare-label{font-family:var(--mono); font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:22px;}
.compare-item{display:flex; gap:14px; padding:16px 0; border-top:1px solid var(--line);}
.compare-item:first-of-type{border-top:none;}
.compare-item .ico{width:22px; height:22px; border-radius:6px; flex:none; display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:700; margin-top:1px;}
.old .ico{background:#F1E4DC; color:#B4633B;}
.new .ico{background:rgba(2,195,154,0.14); color:var(--teal);}
.compare-item h4{font-family:var(--body); font-weight:600; font-size:15px; margin-bottom:3px;}
.compare-item p{font-size:13.5px; color:var(--ink-soft);}

/* ---------- STEPS ---------- */
.step-row{display:grid; grid-template-columns:64px 1fr; gap:24px; position:relative;}
.step-marker{display:flex; flex-direction:column; align-items:center;}
.step-pin{width:38px; height:38px; border-radius:50%; background:var(--navy); color:var(--mint); font-family:var(--mono); font-weight:600; font-size:13px; display:flex; align-items:center; justify-content:center; z-index:2;}
.step-connector{width:2px; flex:1; background:repeating-linear-gradient(to bottom, var(--line) 0 6px, transparent 6px 12px); margin-top:4px;}
.step-row:last-child .step-connector{display:none;}
.step-content{padding-bottom:44px;}
.step-content h3{font-family:var(--display); font-weight:600; font-size:19px; margin-bottom:8px; color:var(--navy);}
.step-content p{color:var(--ink-soft); font-size:14.5px; max-width:520px;}
.step-tag{display:inline-block; font-family:var(--mono); font-size:11px; letter-spacing:0.06em; text-transform:uppercase; color:var(--teal); background:rgba(2,128,144,0.08); padding:3px 9px; border-radius:5px; margin-top:10px;}

/* ---------- PRICING ---------- */
.pricing-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px; align-items:stretch;}
@media(max-width:900px){.pricing-grid{grid-template-columns:1fr; max-width:420px; margin:0 auto;}}
.price-card{border:1px solid var(--line); border-radius:16px; padding:30px 26px; background:#fff; display:flex; flex-direction:column;}
.price-card.feat{border-color:var(--teal); box-shadow:0 12px 32px rgba(2,128,144,0.14); position:relative;}
.feat-tag{position:absolute; top:-13px; left:26px; background:var(--ember); color:#fff; font-family:var(--mono); font-size:10.5px; letter-spacing:0.08em; text-transform:uppercase; padding:4px 10px; border-radius:6px; font-weight:600;}
.charge-type{font-family:var(--mono); font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:6px;}
.price-card h3{font-family:var(--display); font-size:21px; font-weight:600; margin-bottom:14px; color:var(--navy);}
.price-amt{font-family:var(--mono); font-size:32px; font-weight:600; color:var(--navy); margin-bottom:2px;}
.price-amt span{font-size:14px; font-weight:500; color:var(--ink-soft);}
.price-sub{font-size:13px; color:var(--ink-soft); margin-bottom:24px;}
.price-feats{list-style:none; margin-bottom:28px; flex:1;}
.price-feats li{font-size:13.8px; padding:8px 0; border-top:1px solid var(--line); display:flex; gap:9px; color:var(--ink);}
.price-feats li:first-child{border-top:none;}
.price-feats li::before{content:"+"; font-family:var(--mono); color:var(--teal); font-weight:600;}

/* ---------- STATS BAND ---------- */
.stats-band{background:var(--navy); color:#fff; padding:64px 0;}
.stats-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; text-align:center;}
@media(max-width:780px){.stats-grid{grid-template-columns:repeat(2,1fr); gap:36px;}}
.stats-grid .num{font-family:var(--mono); font-size:clamp(26px,3vw,36px); font-weight:600; color:var(--mint);}
.stats-grid .lbl{font-size:13px; color:#9FC0BD; margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);}
details{border-bottom:1px solid var(--line); padding:20px 0;}
summary{cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px; font-family:var(--body); font-weight:600; font-size:15.5px; color:var(--navy);}
summary::-webkit-details-marker{display:none;}
summary::after{content:"+"; font-family:var(--mono); font-size:20px; color:var(--teal); transition:transform .2s ease; flex:none;}
details[open] summary::after{transform:rotate(45deg);}
details p{font-size:14.5px; color:var(--ink-soft); margin-top:12px; max-width:640px;}

/* ---------- SEGMENT CARDS ---------- */
.seg-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
@media(max-width:900px){.seg-grid{grid-template-columns:1fr;}}
.seg-card{background:#fff; border:1px solid var(--line); border-radius:16px; padding:28px 26px; display:flex; flex-direction:column; transition:border-color .15s ease, transform .15s ease;}
.seg-card:hover{border-color:var(--teal); transform:translateY(-2px);}
.seg-card .charge-type{margin-bottom:10px;}
.seg-card h3{font-family:var(--display); font-size:19px; font-weight:600; color:var(--navy); margin-bottom:10px;}
.seg-card p{font-size:14px; color:var(--ink-soft); flex:1; margin-bottom:18px;}
.seg-card .more{font-size:13.5px; font-weight:600; color:var(--teal);}

/* ---------- CTA BAND ---------- */
.cta-band{background:linear-gradient(135deg,var(--teal),var(--navy)); border-radius:22px; padding:60px 48px; color:#fff; display:flex; justify-content:space-between; align-items:center; gap:24px; margin-bottom:96px;}
@media(max-width:780px){.cta-band{flex-direction:column; text-align:center; padding:44px 28px;}}
.cta-band h2{font-family:var(--display); font-size:clamp(22px,3vw,30px); font-weight:700; margin-bottom:8px;}
.cta-band p{color:#CBDEDC; font-size:15px;}

/* ---------- FORMS ---------- */
.form-panel{background:#fff; border:1px solid var(--line); border-radius:18px; padding:36px 34px;}
@media(max-width:640px){.form-panel{padding:26px 20px;}}
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
@media(max-width:700px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex; flex-direction:column; gap:7px;}
.field.wide{grid-column:1 / -1;}
.field label{font-size:13px; font-weight:600; color:var(--navy);}
.field .hint{font-size:12px; color:var(--ink-soft);}
.field input,.field select,.field textarea{font-family:var(--body); font-size:14.5px; color:var(--ink); background:var(--paper); border:1px solid var(--line); border-radius:8px; padding:11px 13px; width:100%;}
.field textarea{min-height:110px; resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal); background:#fff;}
.field .error{font-size:12.5px; color:#B4633B; font-weight:500;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#B4633B;}
.form-actions{margin-top:26px; display:flex; align-items:center; gap:16px; flex-wrap:wrap;}
.form-note{font-size:12.5px; color:var(--ink-soft);}
.required-star{color:var(--ember);}

/* ---------- FLASH ---------- */
.flashes{max-width:1180px; margin:20px auto 0; padding:0 32px; display:flex; flex-direction:column; gap:10px;}
.flash{border-radius:10px; padding:12px 16px; font-size:14px; border:1px solid transparent;}
.flash-success{background:#E4F8F3; color:#04795F; border-color:#B6E9DC;}
.flash-error{background:#FBECE4; color:#96471F; border-color:#F0D3C3;}
.flash-info{background:#EAF1F4; color:#2C5560; border-color:#CFE0E5;}

/* ---------- PROSE ---------- */
.prose{max-width:680px;}
.prose h2{font-family:var(--display); font-size:24px; color:var(--navy); margin:36px 0 12px;}
.prose h3{font-family:var(--display); font-size:18px; color:var(--navy); margin:28px 0 8px;}
.prose p{color:var(--ink-soft); font-size:15.5px; margin-bottom:14px;}
.prose ul{margin:0 0 16px 20px; color:var(--ink-soft); font-size:15.5px;}
.prose li{margin-bottom:7px;}
.prose strong{color:var(--ink);}

.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:36px;}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;}}
.contact-card{background:#fff; border:1px solid var(--line); border-radius:16px; padding:28px 26px;}
.contact-card h3{font-family:var(--display); font-size:17px; color:var(--navy); margin-bottom:8px;}
.contact-card p{font-size:14px; color:var(--ink-soft); margin-bottom:6px;}
.contact-card a{color:var(--teal); font-weight:600;}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--line); padding:48px 0 40px;}
.foot-grid{display:flex; justify-content:space-between; flex-wrap:wrap; gap:32px; margin-bottom:36px;}
.foot-brand p{font-size:13.5px; color:var(--ink-soft); max-width:260px; margin-top:10px;}
.foot-cols{display:flex; gap:56px; flex-wrap:wrap;}
.foot-col h5{font-family:var(--mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:14px;}
.foot-col a{display:block; font-size:13.8px; color:var(--ink); margin-bottom:10px;}
.foot-col a:hover{color:var(--teal);}
.foot-bottom{border-top:1px solid var(--line); padding-top:22px; display:flex; justify-content:space-between; font-size:12.5px; color:var(--ink-soft); font-family:var(--mono);}
@media(max-width:640px){.foot-bottom{flex-direction:column; gap:8px;}}

/* ---------- CHAT ASSISTANT ---------- */
.chat-launch{position:fixed; right:24px; bottom:24px; z-index:60; display:flex; align-items:center; gap:9px; background:var(--navy); color:#fff; border:none; border-radius:999px; padding:13px 20px; font-family:var(--body); font-weight:600; font-size:14px; cursor:pointer; box-shadow:0 10px 28px rgba(10,46,51,0.28);}
.chat-launch svg{width:16px; height:16px;}
.chat-panel{position:fixed; right:24px; bottom:24px; z-index:61; width:376px; max-width:calc(100vw - 32px); height:520px; max-height:calc(100vh - 48px); background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:0 20px 50px rgba(10,46,51,0.22); display:flex; flex-direction:column; overflow:hidden;}
.chat-panel[hidden]{display:none;}
.chat-head{background:var(--navy); color:#fff; padding:15px 18px; display:flex; justify-content:space-between; align-items:center;}
.chat-head p{font-family:var(--display); font-weight:600; font-size:14.5px;}
.chat-head span{font-family:var(--mono); font-size:10.5px; color:#8FB2AF; letter-spacing:0.06em; text-transform:uppercase;}
.chat-close{background:none; border:none; color:#CBDEDC; font-size:20px; cursor:pointer; line-height:1; padding:0 2px;}
.chat-log{flex:1; overflow-y:auto; padding:18px; display:flex; flex-direction:column; gap:12px;}
.chat-msg{font-size:14px; line-height:1.5; padding:10px 13px; border-radius:12px; max-width:88%; white-space:pre-wrap;}
.chat-msg.bot{background:var(--paper); color:var(--ink); border:1px solid var(--line); align-self:flex-start; border-bottom-left-radius:4px;}
.chat-msg.user{background:var(--navy); color:#fff; align-self:flex-end; border-bottom-right-radius:4px;}
.chat-msg.typing{color:var(--ink-soft); font-style:italic;}
.chat-handoff{align-self:stretch; background:#FFF3E8; border:1px solid #F5D9BF; color:#96471F; font-size:13px; padding:11px 13px; border-radius:10px;}
.chat-handoff a{color:#96471F; font-weight:700; text-decoration:underline;}
.chat-form{border-top:1px solid var(--line); padding:12px; display:flex; gap:9px;}
.chat-form input{flex:1; font-family:var(--body); font-size:14px; border:1px solid var(--line); border-radius:8px; padding:10px 12px; background:var(--paper);}
.chat-form button{background:var(--mint); color:var(--navy); border:none; border-radius:8px; padding:0 16px; font-weight:700; cursor:pointer;}
.chat-form button:disabled{opacity:0.5; cursor:default;}
.chat-disclaimer{font-size:11px; color:var(--ink-soft); padding:0 14px 11px; font-family:var(--mono);}
@media(max-width:520px){
  .chat-panel{right:8px; left:8px; bottom:8px; width:auto; height:calc(100vh - 16px);}
  .chat-launch{right:16px; bottom:16px;}
}