/* TFD Electric — mobile-first stylesheet. Brand: dark / electric blue / silver */
:root{
  --bg:#07090d; --bg2:#0e131b; --card:#131a25; --line:#243246;
  --blue:#1f8bff; --blue2:#0a5fd6; --cyan:#4cc3ff; --silver:#d5dbe3; --muted:#9aa7b8;
  --white:#fff; --ok:#2fd17c;
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.6;color:var(--silver);background:var(--bg);padding-bottom:72px}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--cyan);outline-offset:2px}
h1,h2,h3{color:var(--white);line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(2rem,7vw,3.2rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,5vw,2.3rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.wrap{width:min(1140px,100% - 32px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* licence strip */
.topbar{background:#000;border-bottom:1px solid var(--line);font-size:.85rem;color:var(--muted)}
.topbar .wrap{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;padding:6px 0;text-align:center}
.topbar strong{color:var(--silver)}
.topbar a{color:var(--silver);text-decoration:none}
.topbar .tb-phone{display:none}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,9,13,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:68px}
.brand img{width:128px}
.nav-toggle{background:none;border:1px solid var(--line);color:var(--white);border-radius:10px;width:48px;height:48px;font-size:1.4rem;cursor:pointer}
.main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg2);border-bottom:1px solid var(--line);padding:8px 16px 16px}
.main-nav.open{display:block}
.main-nav ul{list-style:none;margin:0;padding:0}
.main-nav a{display:block;padding:14px 8px;color:var(--white);text-decoration:none;font-weight:600;font-size:1.1rem;border-bottom:1px solid var(--line)}
.main-nav a[aria-current="page"]{color:var(--cyan)}
.header-actions{display:flex;align-items:center;gap:8px}
.header-call{display:none}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:52px;padding:12px 22px;border-radius:12px;font-weight:700;font-size:1.05rem;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .12s,background .12s;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(180deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 6px 20px rgba(31,139,255,.35)}
.btn-primary:hover{background:linear-gradient(180deg,#3a9bff,var(--blue))}
.btn-outline{border-color:var(--silver);color:var(--white);background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.06)}
.btn-sm{min-height:44px;padding:8px 14px;font-size:.95rem}
.btn-block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn-row .btn{flex:1 1 100%}
.ico{width:1.2em;height:1.2em;flex:none}

/* hero */
.hero{position:relative;overflow:hidden;padding:40px 0 48px;background:
  radial-gradient(900px 400px at 85% -10%,rgba(31,139,255,.28),transparent 60%),
  radial-gradient(600px 300px at -10% 110%,rgba(76,195,255,.15),transparent 60%),var(--bg)}
.hero .wrap{display:grid;gap:28px}
.eyebrow{display:inline-block;color:var(--cyan);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.85rem;margin-bottom:.6em}
.hero p.lead{font-size:1.15rem;color:var(--silver);max-width:40ch}
.hero-logo{max-width:520px;margin-inline:auto;filter:drop-shadow(0 0 30px rgba(31,139,255,.25))}
.trust{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0;padding:0;list-style:none}
.trust li{background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.9rem;color:var(--white)}
.trust li b{color:var(--cyan)}
.page-hero{padding:36px 0 28px;background:radial-gradient(800px 300px at 80% -20%,rgba(31,139,255,.25),transparent 60%),var(--bg)}
.page-hero p{max-width:60ch;font-size:1.1rem}

/* sections */
section{padding:52px 0}
.alt{background:var(--bg2);border-block:1px solid var(--line)}
.section-head{max-width:680px;margin-bottom:28px}
.grid{display:grid;gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{display:flex;align-items:center;gap:10px}
.card .ico-lg{width:44px;height:44px;border-radius:12px;background:rgba(31,139,255,.15);color:var(--cyan);display:grid;place-items:center;flex:none}
.card .ico-lg svg{width:26px;height:26px}
.card a.more{font-weight:700;text-decoration:none}
.card ul{padding-left:1.1em;margin:0 0 1em}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:16px}
.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 20px 20px 72px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:20px;top:18px;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;display:grid;place-items:center}
.steps b{color:var(--white);display:block}
.chips{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.chips li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px;color:var(--white);font-weight:600}
.chips li::before{content:"📍 "}
.service-block{scroll-margin-top:100px}
.service-block + .service-block{margin-top:20px}
.split{display:grid;gap:24px;align-items:center}
.photo-placeholder{aspect-ratio:4/3;border:2px dashed var(--line);border-radius:var(--radius);display:grid;place-items:center;text-align:center;color:var(--muted);padding:20px;background:repeating-linear-gradient(45deg,#0c1118,#0c1118 12px,#0f151e 12px,#0f151e 24px)}
.placeholder-note{background:#2a2410;border:1px dashed #c9a227;color:#ffe08a;border-radius:10px;padding:10px 14px;font-size:.92rem}
.reviews-box{text-align:center}
.stars{font-size:1.8rem;color:#ffc94a;letter-spacing:.1em}

/* quote */
.quote{background:linear-gradient(180deg,#0b1524,#08101b);border-block:1px solid var(--line)}
.quote .wrap{display:grid;gap:28px}
.quote-side .btn{margin-top:10px}
.contact-list{list-style:none;padding:0;margin:16px 0}
.contact-list li{margin:8px 0}
.contact-list a{color:var(--white);font-weight:700;text-decoration:none;font-size:1.1rem}
form.quote-form{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:grid;gap:14px}
.field{display:grid;gap:6px}
.field label,.field legend{font-weight:700;color:var(--white)}
.field .opt{color:var(--muted);font-weight:400}
input,select,textarea{width:100%;font:inherit;font-size:16px;color:var(--white);background:#0a0f16;border:1px solid #33465f;border-radius:10px;padding:13px 14px;min-height:50px}
textarea{min-height:120px;resize:vertical}
fieldset{border:0;padding:0;margin:0}
.radios{display:flex;flex-wrap:wrap;gap:10px}
.radios label{display:flex;align-items:center;gap:8px;background:#0a0f16;border:1px solid #33465f;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600;min-height:48px}
.radios input{width:auto;min-height:0;accent-color:var(--blue)}
.hint{font-size:.9rem;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{display:none;border-radius:10px;padding:12px 14px;font-weight:600}
.form-status.ok{display:block;background:rgba(47,209,124,.12);border:1px solid var(--ok);color:#bff5d6}
.form-status.err{display:block;background:rgba(255,90,90,.12);border:1px solid #ff6b6b;color:#ffd0d0}
.form-status.info{display:block;background:rgba(31,139,255,.12);border:1px solid var(--blue);color:#d6e9ff}

/* footer */
.site-footer{background:#000;border-top:1px solid var(--line);padding:40px 0 24px;font-size:.95rem}
.site-footer .wrap{display:grid;gap:24px}
.site-footer a{color:var(--silver)}
.site-footer h4{color:var(--white);margin:0 0 8px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0}
.licence{display:inline-block;border:1px solid var(--blue);border-radius:10px;padding:8px 12px;color:var(--white);font-weight:700;background:rgba(31,139,255,.1)}
.legal{border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:.85rem}

/* mobile sticky action bar */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:1fr 1fr 1.3fr;background:#05070a;border-top:1px solid var(--line);padding:8px;gap:8px;padding-bottom:max(8px,env(safe-area-inset-bottom))}
.mobile-bar a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:52px;border-radius:10px;font-weight:800;text-decoration:none;color:#fff;background:#18222f;border:1px solid var(--line)}
.mobile-bar a.q{background:linear-gradient(180deg,var(--blue),var(--blue2));border-color:transparent}

/* tablet+ */
@media (min-width:640px){
  .btn-row .btn{flex:0 1 auto}
  .grid-2{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
}
@media (min-width:960px){
  body{padding-bottom:0}
  .mobile-bar{display:none}
  .topbar .wrap{justify-content:space-between}
  .topbar .tb-phone{display:inline}
  .nav-toggle{display:none}
  .brand img{width:150px}
  .main-nav{display:block;position:static;background:none;border:0;padding:0}
  .main-nav ul{display:flex;gap:4px}
  .main-nav a{border:0;padding:10px 12px;font-size:1rem;border-radius:8px}
  .main-nav a:hover{background:rgba(255,255,255,.06)}
  .header-call{display:inline-flex}
  .hero{padding:64px 0 72px}
  .hero .wrap{grid-template-columns:1.1fr .9fr;align-items:center}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr 1fr}
  .quote .wrap{grid-template-columns:.8fr 1.2fr;align-items:start}
  .site-footer .wrap.cols{grid-template-columns:1.4fr 1fr 1fr 1fr}
  section{padding:72px 0}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* fixes */
.site-header .header-call{display:none}
.brand img,.hero-logo,.site-footer img{mix-blend-mode:lighten}
.hero .wrap>*,.split>*,.quote .wrap>*{min-width:0}
h1,h2{overflow-wrap:break-word}
@media (max-width:380px){.site-header .btn-sm{padding:8px 10px}.brand img{width:110px}}
@media (min-width:960px){.site-header .header-call{display:inline-flex}.hero .btn-row .btn{padding:12px 18px}}
.hero .wrap,.quote .wrap,.site-footer .wrap{grid-template-columns:minmax(0,1fr)}
.hero-logo{width:100%;height:auto}
@media (min-width:960px){.hero .wrap{grid-template-columns:1.1fr .9fr}.quote .wrap{grid-template-columns:.8fr 1.2fr}.site-footer .wrap.cols{grid-template-columns:1.4fr 1fr 1fr 1fr}}
@media (max-width:959px){.hero-logo{max-width:300px}}
.site-footer .wrap.legal{display:block}

/* ===== About: Experience gallery ===== */
.exp-caption{color:var(--silver);font-size:1.1rem;margin:0}
.exp-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.exp-item{display:block;position:relative;overflow:hidden;border-radius:10px;border:1px solid var(--line);background:var(--card);aspect-ratio:4/3;box-shadow:var(--shadow)}
.exp-item img{width:100%;height:100%;object-fit:cover;transition:transform .25s}
.exp-item:hover img{transform:scale(1.04)}
.exp-item:hover{border-color:var(--blue)}
@media (min-width:760px){.exp-grid{grid-template-columns:repeat(3,1fr);gap:16px}.exp-item{border-radius:var(--radius)}}
.exp-lightbox{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2);color:var(--silver);padding:12px;max-width:min(1100px,96vw);max-height:94vh;overflow:visible}
.exp-lightbox::backdrop{background:rgba(0,0,0,.85)}
.exp-lightbox figure{margin:0}
.exp-lightbox img{max-height:80vh;width:auto;max-width:100%;margin:0 auto;border-radius:8px}
.exp-lightbox figcaption{text-align:center;font-size:.95rem;color:var(--muted);padding-top:8px}
.exp-close,.exp-nav{position:absolute;background:rgba(7,9,13,.85);color:var(--white);border:1px solid var(--line);border-radius:50%;width:44px;height:44px;font-size:1.4rem;line-height:1;cursor:pointer;z-index:2}
.exp-close{top:-14px;right:-14px}
.exp-nav{top:50%;transform:translateY(-50%);font-size:2rem}
.exp-prev{left:6px}.exp-next{right:6px}
@media (max-width:520px){.exp-close{top:6px;right:6px}}
@media (max-width:759px){.exp-grid li:first-child{grid-column:1/-1}.exp-grid li:first-child .exp-item{aspect-ratio:16/9}}