:root{
  --bg:#f6f5f1;--surface:#ffffff;--ink:#16191d;--muted:#5d6670;--line:#e3e1da;
  --brand:#f2b705;--brand-ink:#16191d;--dark:#14181d;--dark-2:#1d232a;--on-dark:#f3f1ea;--on-dark-muted:#aab2bb;
  --radius:16px;--shadow:0 10px 30px rgba(20,24,29,.08);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#101317;--surface:#171c22;--ink:#eef0f2;--muted:#9aa4ae;--line:#262d35;--shadow:0 10px 30px rgba(0,0,0,.35)}}
:root[data-theme="dark"]{--bg:#101317;--surface:#171c22;--ink:#eef0f2;--muted:#9aa4ae;--line:#262d35;--shadow:0 10px 30px rgba(0,0,0,.35)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1140px;margin:0 auto;padding:0 max(16px,env(safe-area-inset-left))}
/* ---------- header ---------- */
header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--dark) 92%,transparent);backdrop-filter:blur(10px);color:var(--on-dark);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;gap:18px;height:66px}
.nav{height:84px}
.nav .logo{height:68px;width:auto;background:#fff;padding:5px 12px;border-radius:12px;display:block}
@media (max-width:700px){.nav{height:74px}.nav .logo{height:58px;padding:4px 10px}}
.nav .links{display:flex;gap:22px;margin-left:auto;font-size:14.5px;font-weight:600}
.nav .links a{text-decoration:none;color:var(--on-dark-muted)}.nav .links a:hover{color:var(--on-dark)}
.login{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;font-size:14px;padding:9px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);color:var(--on-dark)}
.login:hover{border-color:var(--brand);color:var(--brand)}
@media (max-width:820px){.nav .links{display:none}.nav .login{margin-left:auto}}
/* ---------- hero ---------- */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(242,183,5,.22),transparent 60%),linear-gradient(180deg,var(--dark),var(--dark-2));color:var(--on-dark);padding:72px 0 88px;overflow:hidden}
.hero .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
.hero h1{font-size:clamp(32px,5vw,54px);line-height:1.08;margin:14px 0 16px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p.lead{font-size:18px;color:var(--on-dark-muted);max-width:560px;margin:0 0 28px}
.cta{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;font-size:15.5px;padding:13px 20px;border-radius:12px;border:0;cursor:pointer}
.btn.primary{background:var(--brand);color:var(--brand-ink)}.btn.primary:hover{filter:brightness(1.06)}
.btn.ghost{background:rgba(255,255,255,.07);color:var(--on-dark);border:1px solid rgba(255,255,255,.14)}.btn.ghost:hover{background:rgba(255,255,255,.12)}
.hero-card{position:relative;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:22px;padding:22px}
.hero-card .row{display:flex;align-items:center;gap:12px;padding:12px 4px;border-bottom:1px dashed rgba(255,255,255,.1)}
.hero-card .row:last-child{border:0}
.hero-card .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(242,183,5,.14);font-size:20px;flex:0 0 auto}
.hero-card b{display:block;font-size:15px}.hero-card span{font-size:13px;color:var(--on-dark-muted)}
.powered{margin-top:26px;font-size:13px;color:var(--on-dark-muted)}.powered b{color:var(--on-dark)}
@media (max-width:860px){.hero{padding:44px 0 56px}.hero .grid{grid-template-columns:1fr;gap:28px}}
/* ---------- sections ---------- */
section.s{padding:72px 0}
.s-head{max-width:640px;margin-bottom:30px}
.s-head h2{font-size:clamp(26px,3.4vw,36px);line-height:1.15;margin:8px 0 10px;letter-spacing:-.01em}
.s-head p{color:var(--muted);margin:0}
.kicker{font-size:12.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#b88900}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .kicker{color:var(--brand)}}
:root[data-theme="dark"] .kicker{color:var(--brand)}
.services{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:transform .15s,box-shadow .15s}
.svc:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.svc .ic{font-size:26px;width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:color-mix(in srgb,var(--brand) 18%,transparent);margin-bottom:14px}
.svc h3{margin:0 0 6px;font-size:17px}.svc p{margin:0;color:var(--muted);font-size:14.5px}
/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
@media (max-width:700px){.gallery{grid-template-columns:repeat(2,1fr);gap:8px}.gi figcaption{font-size:12px;padding:20px 8px 7px}.gi figcaption small{display:none}.services{grid-template-columns:1fr 1fr;gap:10px}.svc{padding:14px}.svc .ic{width:42px;height:42px;font-size:22px;margin-bottom:10px}.svc h3{font-size:15px}.svc p{font-size:13px}section.s{padding:48px 0}}
.gi{position:relative;border:0;padding:0;border-radius:14px;overflow:hidden;cursor:zoom-in;background:var(--line);aspect-ratio:4/3;font:inherit;color:#fff;text-align:left}
.gi img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.gi:hover img{transform:scale(1.04)}
.gi figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 12px 10px;background:linear-gradient(transparent,rgba(0,0,0,.72));font-size:13.5px;font-weight:600}
.gi figcaption small{display:block;font-weight:500;opacity:.8;font-size:12px}
.lb{position:fixed;inset:0;z-index:50;background:rgba(8,10,12,.92);display:grid;place-items:center;padding:20px}
.lb[hidden]{display:none}
.lb img{max-height:80vh;max-width:min(1100px,100%);border-radius:10px}
.lb p{color:#eee;text-align:center;margin:12px 0 0}
.lb button{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:0;border-radius:999px;width:46px;height:46px;font-size:22px;cursor:pointer}
.lb .x{top:16px;right:16px}.lb .pv{left:12px;top:50%}.lb .nx{right:12px;top:50%}
/* why / about */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.why div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.why b{display:block;font-size:30px;letter-spacing:-.02em}.why span{color:var(--muted);font-size:14px}
@media (max-width:820px){.why{grid-template-columns:repeat(2,1fr)}}
.about{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.about p{color:var(--muted)}
@media (max-width:820px){.about{grid-template-columns:1fr}}
/* contact */
.contact{background:linear-gradient(180deg,var(--dark),var(--dark-2));color:var(--on-dark);border-radius:24px;padding:36px;display:grid;grid-template-columns:1.1fr .9fr;gap:30px}
.contact h2{margin:6px 0 10px;font-size:clamp(26px,3.4vw,34px)}
.contact p{color:var(--on-dark-muted);margin:0 0 18px}
.clist{display:grid;gap:10px}
.clist a,.clist div{display:flex;align-items:center;gap:12px;text-decoration:none;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px 14px}
.clist a:hover{border-color:var(--brand)}
.clist .ic{font-size:20px;width:28px;text-align:center}
.clist small{display:block;color:var(--on-dark-muted);font-size:12.5px}
@media (max-width:820px){.contact{grid-template-columns:1fr;padding:24px}}
footer{padding:28px 0 calc(28px + env(safe-area-inset-bottom));color:var(--muted);font-size:13.5px}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center}
footer a{text-decoration:none}
/* mobile sticky actions */
.mbar{display:none}
@media (max-width:700px){
  .mbar{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--dark) 94%,transparent);backdrop-filter:blur(8px)}
  .mbar a{display:flex;flex-direction:column;align-items:center;gap:2px;text-decoration:none;color:var(--on-dark);font-size:12px;font-weight:700;padding:8px 0;border-radius:12px;background:rgba(255,255,255,.06)}
  .mbar a.call{background:var(--brand);color:var(--brand-ink)}
  .mbar span{font-size:19px}
  footer{padding-bottom:96px}
}
.app-hint{background:var(--brand);text-align:center;font-weight:700;font-size:14px}
.app-hint a{display:block;padding:8px 12px;text-decoration:none;color:var(--brand-ink)}
.about-h{font-size:clamp(26px,3.4vw,36px);margin:8px 0 12px;line-height:1.15}
.foot-links{display:flex;gap:14px}
[hidden]{display:none!important}

/* ---------- συνεργάτες (κατασκευαστές) ---------- */
.partners{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.pt{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px 14px;text-align:center;display:flex;flex-direction:column;gap:4px;justify-content:center;min-height:92px}
.pt b{font-size:21px;letter-spacing:.01em;color:var(--ink)}
.pt span{font-size:13px;color:var(--muted)}
@media (max-width:700px){.partners{grid-template-columns:1fr 1fr;gap:8px}.pt{padding:14px 10px;min-height:78px}.pt b{font-size:18px}.pt span{font-size:12px}.pt:last-child:nth-child(odd){grid-column:1/-1}}
html{scroll-padding-top:92px}
/* ---------- περιοχή πελάτη ---------- */
.nav .login.cust{border-color:color-mix(in srgb,var(--brand) 60%,transparent);color:var(--brand)}
.nav .login.cust+.login{margin-left:0}
@media (max-width:820px){.nav .login.cust{margin-left:auto}.nav .login{padding:8px 11px;font-size:13px}}
.nav .login .st{display:none}
@media (max-width:440px){.nav{gap:8px}.nav .logo{height:50px}.nav .login .lt{display:none}.nav .login .st{display:inline}}
.pc-main{padding:36px 16px 60px;max-width:880px}
.pc-login{max-width:520px;margin:0 auto}
.pc-login h1,.pc-hello h1{font-size:clamp(26px,4vw,36px);line-height:1.15;margin:8px 0 10px;letter-spacing:-.01em}
.pc-lead{color:var(--muted);margin:0 0 22px}
.pc-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.pc-card label{display:block;font-weight:700;font-size:14px;margin-bottom:14px}
.pc-card input:not([type=checkbox]){display:block;width:100%;margin-top:6px;font:inherit;font-size:17px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink)}
.pc-card input:focus{outline:2px solid var(--brand);outline-offset:1px}
#pc-code{font-family:ui-monospace,Consolas,monospace;letter-spacing:.12em;text-transform:uppercase}
.pc-chk{display:flex!important;align-items:center;gap:8px;font-weight:500!important}
.pc-chk input{width:18px;height:18px}
#pc-go{width:100%;justify-content:center}
.pc-err{background:#fdecea;color:#8a1f11;border:1px solid #f3c3bb;border-radius:10px;padding:10px 12px;margin:12px 0 0;font-size:14px}
.pc-small{font-size:13px;color:var(--muted);margin:12px 0 0}
.pc-hello{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.pc-hello .pc-small{margin:0 0 12px}
.pc-ith{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.pc-ith h2{margin:0;font-size:20px}
.pc-pill{display:inline-block;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--bg);border:1px solid var(--line);color:var(--muted)}
.pc-war{margin:14px 0 4px;padding:12px 14px;border-radius:12px;background:#e9f6ee;border:1px solid #b6dfc4;color:#14532d}
.pc-war.soon{background:#fff6e0;border-color:#efd59a;color:#6b4a00}
.pc-war.off{background:#f1f2f4;border-color:var(--line);color:var(--muted)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .pc-war{background:#12301f;border-color:#1f5a37;color:#a7e3bd}:root:not([data-theme="light"]) .pc-war.soon{background:#33280d;border-color:#6b5317;color:#f2d38a}:root:not([data-theme="light"]) .pc-war.off{background:var(--bg);border-color:var(--line);color:var(--muted)}:root:not([data-theme="light"]) .pc-err{background:#3a1611;border-color:#7a2a1f;color:#f5b5aa}}
:root[data-theme="dark"] .pc-war{background:#12301f;border-color:#1f5a37;color:#a7e3bd}
.pc-war .pc-small{color:inherit;opacity:.8;margin-top:6px}
.pc-wtop{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}
.pc-bar{height:8px;border-radius:99px;background:rgba(0,0,0,.08);margin-top:8px;overflow:hidden}
.pc-bar i{display:block;height:100%;border-radius:99px;background:currentColor;opacity:.55}
.pc-it h3,.pc-card h3{font-size:15px;margin:18px 0 8px}
.pc-eq{margin-top:10px;font-size:14.5px}.pc-eq summary{cursor:pointer;font-weight:700}.pc-eq ul{margin:8px 0 0;padding-left:20px}
.pc-docs{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:8px}
.pc-doc{display:grid;grid-template-columns:auto 1fr;column-gap:10px;align-items:center;text-decoration:none;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:var(--bg)}
.pc-doc:hover{border-color:var(--brand)}
.pc-doc span{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pc-doc small{grid-column:2;color:var(--muted);font-size:12.5px}
.pc-acc{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,360px),1fr));gap:8px}
.pc-dev{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:var(--bg)}
.pc-dh{margin-bottom:6px}.pc-dh span{color:var(--muted);font-size:13px;margin-left:6px}
.pc-f{display:flex;align-items:center;gap:6px;padding:4px 0;border-top:1px dashed var(--line);font-size:14px}
.pc-f span{flex:0 0 112px;color:var(--muted);font-size:12.5px}
.pc-f code{flex:1;min-width:0;overflow-wrap:anywhere;font-family:ui-monospace,Consolas,monospace;font-size:14px}
.pc-ib{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:4px 7px;cursor:pointer;font-size:13px;line-height:1}
.pc-toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#16794c;color:#fff;border-radius:999px;padding:8px 16px;font-weight:700;font-size:14px;z-index:40}
button.login{background:none;font:inherit;font-weight:700;font-size:14px;cursor:pointer;margin-left:auto}
.pc-page .nav .links a{color:var(--on-dark-muted)}