/* ============================================================
   Sunbank Solar — solar demo. Bright, optimistic, data-forward.
   ============================================================ */
:root{
  --indigo:#1e1b4b; --indigo-2:#2a265f; --amber:#f59e0b; --amber-deep:#d97706;
  --green:#16a34a; --green-deep:#15803d; --cream:#fdf9f3; --cream-2:#f7f1e6;
  --sky:#fff7e8; --ink:#1e1b4b; --slate:#6b6a86; --line:#ece5d6; --white:#ffffff;
  --disp:'Bricolage Grotesque',sans-serif; --body:'DM Sans',sans-serif;
  --shadow:0 24px 56px rgba(30,27,75,.14); --shadow-sm:0 10px 28px rgba(30,27,75,.09);
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--cream);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px;width:100%}
h1,h2,h3,h4{font-family:var(--disp);font-weight:700;line-height:1.02;color:var(--indigo);letter-spacing:-.02em}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:8px}
.h2{font-size:clamp(30px,4.4vw,50px)}
.kicker{font-family:var(--body);font-weight:700;text-transform:uppercase;letter-spacing:.15em;font-size:12.5px;color:var(--amber-deep);margin-bottom:12px}
.sec-lede{color:var(--slate);font-size:clamp(16px,1.8vw,18.5px);max-width:54ch;margin-top:12px}

.lo-badge{position:fixed;right:14px;bottom:14px;z-index:80;background:#0C0B12;color:#3BE081;font-family:var(--body);font-size:12px;font-weight:700;padding:9px 14px;border-radius:999px;box-shadow:0 6px 20px rgba(0,0,0,.28)}
.lo-badge:hover{transform:translateY(-1px)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--body);font-weight:700;font-size:15px;border-radius:999px;padding:13px 26px;cursor:pointer;border:2px solid transparent;transition:transform .18s,background .18s,box-shadow .18s,color .18s,border-color .18s;white-space:nowrap;touch-action:manipulation}
.btn-amber{background:var(--amber);color:#3d2500;box-shadow:0 10px 24px rgba(245,158,11,.32)}
.btn-amber:hover{transform:translateY(-2px);background:var(--amber-deep);color:#fff}
.btn-indigo{background:var(--indigo);color:#fff}
.btn-indigo:hover{transform:translateY(-2px);background:var(--indigo-2)}
.btn-block{width:100%}
.btn-lg{padding:16px 32px;font-size:16.5px}

/* header */
.hdr{position:sticky;top:0;z-index:70;background:rgba(253,249,243,.85);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.hdr.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 0}
.logo{font-family:var(--disp);font-weight:800;font-size:23px;color:var(--indigo);display:inline-flex;align-items:baseline;gap:6px}
.logo-sun{color:var(--amber)}
.logo-sub{font-weight:600;font-size:14px;color:var(--slate)}
.hdr-nav{display:flex;gap:26px}
.hdr-nav a{font-weight:600;font-size:15px;color:var(--slate);transition:color .18s}
.hdr-nav a:hover{color:var(--indigo)}
@media(max-width:900px){.hdr-nav{display:none}}

/* ============ HERO = CALCULATOR ============ */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--sky),var(--cream))}
.sun-glow{position:absolute;top:-160px;right:-120px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.28),transparent 62%);pointer-events:none}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.02fr;gap:48px;align-items:center;padding:60px 0 76px}
.eyebrow{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--amber-deep);font-weight:700;font-size:13px;padding:7px 15px;border-radius:999px;margin-bottom:20px;box-shadow:var(--shadow-sm)}
.hero h1{font-size:clamp(42px,6.4vw,72px);font-weight:800;color:var(--indigo)}
.hero h1 .hl{color:var(--amber-deep)}
.hero .lede{font-size:clamp(16px,2vw,19px);color:var(--slate);max-width:40ch;margin:20px 0 26px}
.hero-trust{list-style:none;display:flex;gap:8px 22px;flex-wrap:wrap;color:var(--slate);font-weight:600;font-size:14px}
.hero-trust li{position:relative;padding-left:16px}
.hero-trust li::before{content:"◆";position:absolute;left:0;color:var(--green);font-size:9px;top:5px}
/* calculator card */
.calc{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}
.calc-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.calc-top label{font-family:var(--body);font-weight:700;font-size:14px;color:var(--indigo)}
.calc-bill{font-family:var(--disp);font-weight:800;font-size:30px;color:var(--amber-deep)}
.calc-range{width:100%;-webkit-appearance:none;appearance:none;height:8px;border-radius:999px;background:linear-gradient(90deg,var(--amber),var(--cream-2));outline:none;margin:6px 0 20px}
.calc-range::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:var(--amber);border:3px solid #fff;box-shadow:0 4px 12px rgba(245,158,11,.5);cursor:pointer}
.calc-range::-moz-range-thumb{width:26px;height:26px;border-radius:50%;background:var(--amber);border:3px solid #fff;box-shadow:0 4px 12px rgba(245,158,11,.5);cursor:pointer}
.calc-out{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}
.co-tile{background:var(--cream);border:1px solid var(--line);border-radius:14px;padding:16px}
.co-num{display:block;font-family:var(--disp);font-weight:800;font-size:30px;color:var(--indigo);line-height:1;font-variant-numeric:tabular-nums}
.co-num small{font-size:15px;font-weight:700;color:var(--slate);margin-left:2px}
.co-tile:first-child .co-num{color:var(--green-deep)}
.co-lab{display:block;margin-top:7px;font-size:12.5px;color:var(--slate);font-weight:600}
.calc-note{text-align:center;font-size:12px;color:var(--slate);margin-top:12px}

/* ============ TRUST STRIP ============ */
.trust-strip{background:var(--indigo);color:#cfc9f0}
.trust-in{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 34px;padding:18px 0;font-weight:600;font-size:14.5px}

/* ============ SAVINGS CHART ============ */
.savings{padding:88px 0;background:var(--white)}
.savings-in{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center}
.savings-callout{margin-top:22px;font-size:18px;color:var(--indigo);font-weight:600}
.savings-callout b{color:var(--green-deep);font-family:var(--disp);font-weight:800}
.chart{background:var(--cream);border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow-sm)}
.bar-row{margin-bottom:22px}
.bar-lab{display:block;font-weight:700;font-size:14px;color:var(--slate);margin-bottom:8px}
.bar-track{background:#efe8da;border-radius:12px;overflow:hidden;height:46px}
.bar{height:100%;border-radius:12px;display:flex;align-items:center;justify-content:flex-end;padding:0 14px;color:#fff;font-family:var(--disp);font-weight:800;font-size:18px;transition:width .5s cubic-bezier(.2,.7,.2,1);min-width:52px}
.bar-now{background:linear-gradient(90deg,#8b8aa8,#5b5980)}
.bar-solar{background:linear-gradient(90deg,var(--green),var(--green-deep))}
.chart-note{font-size:12.5px;color:var(--slate);margin-top:6px}

/* ============ HOW (timeline) ============ */
.how{padding:88px 0;background:var(--cream-2)}
.timeline{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:44px;position:relative}
.timeline::before{content:"";position:absolute;top:26px;left:12%;right:12%;height:3px;background:repeating-linear-gradient(90deg,var(--amber) 0 14px,transparent 14px 26px)}
.tl-step{position:relative;text-align:center;padding:0 8px}
.tl-n{display:flex;align-items:center;justify-content:center;width:54px;height:54px;margin:0 auto 16px;border-radius:50%;background:var(--amber);color:#3d2500;font-family:var(--disp);font-weight:800;font-size:22px;box-shadow:0 8px 20px rgba(245,158,11,.4);position:relative;z-index:1}
.tl-step h3{font-size:21px;margin-bottom:8px}
.tl-step p{color:var(--slate);font-size:14.5px;max-width:26ch;margin:0 auto}

/* ============ WHY ============ */
.why{padding:88px 0;background:var(--white)}
.why-in{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.why-media{position:relative}
.why-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow)}
.why-badge{position:absolute;left:-14px;bottom:-14px;width:110px;height:110px;border-radius:50%;background:var(--green);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:var(--shadow);border:5px solid #fff}
.why-badge b{font-family:var(--disp);font-size:30px;line-height:1}
.why-badge span{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;margin-top:2px}
.check-list{list-style:none;margin:22px 0 26px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:32px;color:var(--indigo);font-weight:600}
.check-list li::before{content:"✓";position:absolute;left:0;top:-1px;width:22px;height:22px;background:var(--green);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px}

/* ============ GALLERY ============ */
.work{padding:88px 0;background:var(--cream-2)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.g-item{position:relative;margin:0;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm)}
.g-item img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.g-item:hover img{transform:scale(1.05)}
.g-item figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px;font-size:13.5px;font-weight:700;color:#fff;background:linear-gradient(0deg,rgba(30,27,75,.75),transparent)}

/* ============ TESTIMONIAL ============ */
.quote-sec{padding:92px 0;background:var(--indigo);text-align:center;color:#fff}
.q-stars{color:var(--amber);letter-spacing:2px;font-size:22px;margin-bottom:18px}
.quote-sec blockquote{font-family:var(--disp);font-weight:700;font-size:clamp(22px,3.2vw,34px);line-height:1.28;max-width:26ch;margin:0 auto;color:#fff}
.q-by{display:inline-flex;align-items:center;gap:14px;margin-top:26px}
.q-by img{width:50px;height:50px;border-radius:50%;object-fit:cover}
.q-by span{display:flex;flex-direction:column;text-align:left;font-size:13px;color:#b8b4e0}
.q-by b{font-family:var(--disp);font-size:16px;color:#fff}

/* ============ AREAS ============ */
.areas{padding:88px 0;background:var(--white)}
.areas-in{display:grid;grid-template-columns:1.2fr .8fr;gap:52px;align-items:center}
.area-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;margin-top:24px}
.area-list li{position:relative;padding-left:22px;font-weight:600;color:var(--indigo)}
.area-list li::before{content:"☀";position:absolute;left:0;font-size:12px;color:var(--amber)}
.areas-facts{list-style:none;display:grid;gap:14px}
.areas-facts li{background:var(--cream);border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:10px;padding:18px 22px}
.areas-facts b{display:block;font-family:var(--disp);font-size:22px;color:var(--indigo)}
.areas-facts span{color:var(--slate);font-size:14px}

/* ============ FAQ ============ */
.faq{padding:88px 0;background:var(--cream-2)}
.faq-in{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start}
.faq-list details{border:1px solid var(--line);border-radius:14px;padding:4px 20px;margin-bottom:12px;background:#fff;transition:border-color .2s}
.faq-list details[open]{border-color:var(--amber)}
.faq-list summary{font-family:var(--disp);font-weight:700;font-size:18px;color:var(--indigo);padding:16px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-size:26px;color:var(--amber-deep);transition:transform .2s;line-height:1}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list details p{color:var(--slate);padding:0 0 18px;font-size:15px;max-width:60ch}

/* ============ CTA ============ */
.cta{padding:96px 0;background:linear-gradient(135deg,var(--amber),var(--amber-deep));text-align:center;color:#3d2500}
.cta h2{color:#3d2500;font-size:clamp(30px,4.6vw,52px)}
.cta p{font-size:18px;margin:14px 0 30px;color:#5a3a00}
.cta .btn-amber{background:var(--indigo);color:#fff}
.cta .btn-amber:hover{background:var(--indigo-2)}

/* ============ FOOTER ============ */
.foot{background:var(--indigo);color:#a8a4d0;padding:54px 0 30px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:32px}
.foot-brand .logo{color:#fff}
.foot-brand .logo-sub{color:#8e8ac0}
.foot-brand p{margin-top:12px;font-size:14px;max-width:34ch;color:#8e8ac0}
.foot-col h4{font-family:var(--disp);color:#fff;font-size:16px;margin-bottom:14px}
.foot-col a,.foot-hours{display:block;color:#a8a4d0;font-size:14.5px;margin-bottom:9px;transition:color .18s}
.foot-col a:hover{color:#fff}
.foot-hours{color:#7a76ad}
.foot-fine{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:#7a76ad}

/* ============ REVEAL (local) ============ */
.reveal-js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.6,.2,1),transform .7s cubic-bezier(.2,.6,.2,1)}
.reveal-js [data-reveal].is-revealed{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal-js [data-reveal]{opacity:1!important;transform:none!important}*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  .hero-in,.savings-in,.why-in,.areas-in,.faq-in{grid-template-columns:1fr;gap:36px}
  .timeline{grid-template-columns:1fr 1fr;gap:28px}
  .timeline::before{display:none}
  .gallery{grid-template-columns:1fr}
  .why-media{order:-1}
}
@media(max-width:560px){
  .calc-out{grid-template-columns:1fr}
  .area-list{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-fine{flex-direction:column}
}