/* Lumenbay Electrical — demo client site (JB AI Studio) */
:root{
  --navy:#1c2333;--teal:#2f6f4f;--sun:#c6f432;--ink:#151a24;--muted:#535d6e;
  --paper:#f5f7f2;--white:#ffffff;--line:#d8e3ea;--ok:#1f8f5f;--warn:#b42318;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--white);line-height:1.6;font-size:17px}
a{color:var(--teal)}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

.demo-bar{background:#1d1640;color:#f1edff;font-size:.85rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:8px 20px}
.demo-bar a{color:#ffd27a;font-weight:600;text-decoration:none}

.top{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--navy);text-decoration:none;line-height:1.1}
.logo small{display:block;font-weight:500;font-size:.72rem;color:var(--muted)}
.logo-mark{width:36px;height:36px;border-radius:9px;background:var(--navy);color:var(--sun);display:grid;place-items:center;font-size:1.1rem}
.nav nav{display:flex;gap:22px}
.nav nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem}
.nav nav a:hover{color:var(--teal)}
.phone{font-weight:700;color:var(--navy);white-space:nowrap}

.hero{background:linear-gradient(150deg,#141a27,#2a3550 60%,#2f6f4f);color:#fff;padding:64px 0}
.hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:40px;align-items:center}
.badge{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);padding:4px 12px;border-radius:99px;font-size:.82rem;margin:0 0 16px}
.hero h1{font-size:clamp(2rem,4.5vw,3rem);line-height:1.12;margin:0 0 16px}
.lead{font-size:1.1rem;opacity:.92;max-width:560px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}
.btn{display:inline-block;border-radius:10px;padding:13px 20px;font-weight:700;font-size:1rem;text-decoration:none;cursor:pointer;border:2px solid transparent;font-family:inherit}
.btn-main{background:var(--sun);color:var(--navy)}
.btn-main:hover{background:#d6ff5c}
.btn-line{border-color:rgba(255,255,255,.6);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.1);color:#fff}
.trust{list-style:none;padding:0;margin:0;display:flex;gap:18px;flex-wrap:wrap;font-size:.9rem}
.trust li::before{content:"✓ ";color:var(--sun);font-weight:700}
.hero-card{background:#fff;color:var(--ink);border-radius:16px;padding:24px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.hero-card hr{border:0;border-top:1px solid var(--line);margin:16px 0}
.stars{color:#f5a400;margin:0;letter-spacing:2px}
.quote{margin:6px 0;font-weight:600}
.who{margin:0;font-size:.82rem;color:var(--muted)}

.section{padding:64px 0}
.section h2{font-size:1.9rem;color:var(--navy);margin:0 0 16px}
.alt{background:var(--paper)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cards article{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff}
.cards h3{margin:0 0 6px;color:var(--navy);font-size:1.1rem}
.cards p{margin:0;color:var(--muted)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.intro{color:var(--muted);max-width:680px}
.parts{max-width:760px;padding-left:1.2em}
.parts li{margin-bottom:10px}
.note{background:#fff7e0;border:1px solid #f3dc9c;border-radius:10px;padding:12px 16px;max-width:760px;font-size:.95rem}
.foot{background:var(--navy);color:#d7e6ef;padding:28px 0;font-size:.9rem}
.foot a{color:var(--sun)}

/* Chat */
.chat-btn{position:fixed;right:20px;bottom:20px;z-index:50;display:flex;align-items:center;gap:8px;background:var(--navy);color:#fff;border:0;border-radius:99px;padding:12px 18px 12px 12px;font:700 .95rem var(--font);cursor:pointer;box-shadow:0 12px 30px rgba(28,35,51,.4)}
.chat-dot{width:32px;height:32px;border-radius:50%;background:var(--sun);display:grid;place-items:center;font-size:1rem}
.chat{position:fixed;right:20px;bottom:86px;z-index:60;width:min(380px,calc(100vw - 32px));height:min(580px,calc(100vh - 110px));background:#fff;border-radius:18px;box-shadow:0 30px 70px rgba(0,0,0,.3);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line)}
.chat[hidden]{display:none}
.chat-head{background:var(--navy);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center}
.chat-head small{display:block;opacity:.8;font-size:.78rem}
.chat-x{background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer;width:36px;height:36px;border-radius:8px}
.chat-x:hover{background:rgba(255,255,255,.12)}
.chat-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--paper)}
.m{max-width:86%;padding:9px 12px;border-radius:14px;font-size:.92rem;line-height:1.45;white-space:pre-line}
.m.bot{background:#fff;border:1px solid var(--line);border-top-left-radius:4px}
.m.me{background:var(--teal);color:#fff;align-self:flex-end;border-top-right-radius:4px}
.m.alert{background:#fde8e6;border:1px solid #f4b8b1;color:var(--warn);font-weight:600}
.m.summary{background:#e9f6ef;border:1px solid #b9e1cb;color:#14532d}
.typing{display:inline-flex;gap:4px}
.typing i{width:6px;height:6px;border-radius:50%;background:#9bb0bd;animation:b 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes b{50%{opacity:.2}}
.chips{display:flex;flex-wrap:wrap;gap:6px;padding:8px 12px 0;background:#fff}
.chips:empty{display:none}
.chips button{border:1px solid var(--teal);color:var(--teal);background:#fff;border-radius:99px;padding:6px 11px;font:600 .8rem var(--font);cursor:pointer}
.chips button:hover{background:var(--teal);color:#fff}
.chat-in{display:flex;gap:8px;padding:10px 12px;background:#fff}
.chat-in input{flex:1;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit;font-size:.95rem}
.chat-in button{background:var(--navy);color:#fff;border:0;border-radius:10px;padding:0 14px;font-weight:700;cursor:pointer}
.chat-note{margin:0;padding:0 12px 10px;font-size:.72rem;color:var(--muted);text-align:center;background:#fff}

@media (max-width:860px){
  .hero-grid,.two{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .nav nav{display:none}
}
@media (max-width:560px){
  .cards{grid-template-columns:1fr}
  .phone{font-size:.9rem}
  .chat-label{display:none}
  .chat-btn{padding:10px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}