/* ==========================================================================
   TGS FINAL PROFESSIONAL UI
   Visual layer only. No Firebase/Auth/Database logic.
   Applies only to pages where body has .tgs-final-site.
   ========================================================================== */
:root{
  --tgs-bg:#020914;
  --tgs-panel:rgba(6, 16, 31, .74);
  --tgs-panel-strong:rgba(8, 20, 38, .88);
  --tgs-border:rgba(148, 163, 184, .20);
  --tgs-border-strong:rgba(56, 189, 248, .34);
  --tgs-text:#f8fbff;
  --tgs-muted:#b8c7d9;
  --tgs-soft:#8ea3bb;
  --tgs-cyan:#35d8ff;
  --tgs-blue:#2563eb;
  --tgs-green:#24d18f;
  --tgs-amber:#fbbf24;
  --tgs-danger:#fb7185;
  --tgs-shadow:0 28px 90px rgba(0,0,0,.42);
}
*{box-sizing:border-box}
html[data-lang="el"] .lang-en{display:none!important}
html[data-lang="en"] .lang-el{display:none!important}
html:not([data-lang]) .lang-en{display:none!important}
body.tgs-final-site{
  min-height:100dvh!important;
  color:var(--tgs-text)!important;
  font-family:Inter,Roboto,Segoe UI,Arial,sans-serif!important;
  background:
    linear-gradient(90deg,rgba(2,8,18,.68),rgba(2,8,18,.42) 44%,rgba(2,8,18,.80)),
    url('TGSElectricalSolutionsWallpapper.png') center top/cover fixed no-repeat!important;
  overflow-x:hidden!important;
}
body.tgs-final-site::before{
  content:""!important;
  position:fixed!important;
  inset:0!important;
  z-index:0!important;
  pointer-events:none!important;
  background:
    radial-gradient(900px 540px at 78% 14%,rgba(53,216,255,.20),transparent 62%),
    radial-gradient(640px 440px at 16% 82%,rgba(36,209,143,.14),transparent 60%),
    linear-gradient(180deg,rgba(2,8,18,.15),rgba(2,8,18,.78))!important;
}
body.tgs-final-site::after{
  content:""!important;
  position:fixed!important;
  inset:0!important;
  z-index:0!important;
  pointer-events:none!important;
  opacity:.18!important;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px)!important;
  background-size:72px 72px!important;
  mask-image:linear-gradient(180deg,transparent,black 16%,black 82%,transparent)!important;
}
body.tgs-final-site header,
body.tgs-final-site main,
body.tgs-final-site footer,
body.tgs-final-site .layout{position:relative;z-index:2}
body.tgs-final-site .modal,
body.tgs-final-site #adminModal,
body.tgs-final-site #confirmModal,
body.tgs-final-site #codeModal,
body.tgs-final-site .mobile-overlay{z-index:10000!important}
body.tgs-final-site header{
  background:rgba(2,8,18,.80)!important;
  border-bottom:1px solid rgba(53,216,255,.18)!important;
  box-shadow:0 16px 46px rgba(0,0,0,.24)!important;
  backdrop-filter:blur(18px)!important;
  -webkit-backdrop-filter:blur(18px)!important;
}
body.tgs-final-site .brand,
body.tgs-final-site #brand{
  font-size:clamp(14px,1.6vw,18px)!important;
  letter-spacing:.01em!important;
  color:#f8fbff!important;
  text-shadow:none!important;
}
body.tgs-final-site .brand::before{
  content:"";
  display:inline-block;
  width:10px;height:10px;border-radius:999px;
  margin-right:9px;
  background:linear-gradient(135deg,var(--tgs-cyan),var(--tgs-green));
  box-shadow:0 0 26px rgba(53,216,255,.72);
  vertical-align:1px;
}
body.tgs-final-site a.navlink{
  color:#dbeafe!important;
  text-decoration:none!important;
  border:1px solid transparent!important;
  padding:10px 11px!important;
  border-radius:999px!important;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease!important;
}
body.tgs-final-site a.navlink:hover{
  color:#fff!important;
  background:rgba(56,189,248,.10)!important;
  border-color:rgba(56,189,248,.22)!important;
  transform:translateY(-1px)!important;
}
body.tgs-final-site .btn,
body.tgs-final-site button.btn,
body.tgs-final-site a.btn{
  border-radius:14px!important;
  min-height:44px!important;
  font-weight:900!important;
  letter-spacing:.01em!important;
  text-decoration:none!important;
}
body.tgs-final-site .btn-primary,
body.tgs-final-site .btn.primary,
body.tgs-final-site button.btn-primary{
  color:#03121f!important;
  background:linear-gradient(135deg,var(--tgs-cyan),var(--tgs-green))!important;
  border:0!important;
  box-shadow:0 14px 34px rgba(53,216,255,.18)!important;
}
body.tgs-final-site .btn-ghost,
body.tgs-final-site .btn.secondary,
body.tgs-final-site .btn-secondary{
  color:#eaf6ff!important;
  background:rgba(8,20,38,.72)!important;
  border:1px solid rgba(148,163,184,.24)!important;
}
body.tgs-final-site .lang-btn,
body.tgs-final-site .btn-menu{
  border-radius:14px!important;
  border:1px solid rgba(148,163,184,.24)!important;
  background:rgba(8,20,38,.72)!important;
  color:#eaf6ff!important;
  min-height:42px!important;
}
body.tgs-final-site .lang-btn.active{
  outline:0!important;
  border-color:rgba(53,216,255,.55)!important;
  background:linear-gradient(135deg,rgba(53,216,255,.22),rgba(36,209,143,.16))!important;
  color:#fff!important;
}
body.tgs-final-site main{
  display:block!important;
  width:100%!important;
  max-width:none!important;
  padding:0!important;
}
body.tgs-final-site footer{
  background:rgba(2,8,18,.80)!important;
  border-top:1px solid rgba(148,163,184,.16)!important;
  color:#9fb0c5!important;
  padding:18px 16px!important;
}
.tgs-final-wrap{width:min(1180px,calc(100% - 32px));margin:0 auto;}
.tgs-final-hero{
  width:min(1180px,calc(100% - 32px));
  margin:48px auto 22px;
  padding:clamp(22px,4vw,52px);
  border-radius:32px;
  border:1px solid rgba(148,163,184,.22);
  background:
    linear-gradient(135deg,rgba(6,16,31,.84),rgba(6,16,31,.52) 55%,rgba(6,16,31,.72)),
    linear-gradient(120deg,rgba(53,216,255,.08),rgba(36,209,143,.05));
  box-shadow:var(--tgs-shadow);
  position:relative;
  overflow:hidden;
}
.tgs-final-hero::before{
  content:"";
  position:absolute;inset:-1px;
  pointer-events:none;
  background:radial-gradient(640px 280px at 78% 5%,rgba(53,216,255,.18),transparent 62%);
}
.tgs-final-hero>*{position:relative;z-index:1}
.tgs-final-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.78fr);gap:clamp(20px,4vw,44px);align-items:center}
.tgs-final-kicker{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tgs-final-kicker span,
.tgs-chip{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(53,216,255,.28);
  color:#c9f3ff;
  background:rgba(53,216,255,.08);
  border-radius:999px;
  padding:8px 11px;
  font-size:11px;
  font-weight:950;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.tgs-final-kicker span::before,.tgs-chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--tgs-green);box-shadow:0 0 18px rgba(36,209,143,.75)}
.tgs-final-title{
  margin:0;
  color:#fff;
  line-height:1.02;
  letter-spacing:-.045em;
  font-weight:950;
  font-size:clamp(34px,5.4vw,64px);
  max-width:860px;
}
.tgs-final-title .accent{background:linear-gradient(135deg,#8be9ff,#baf7d5);-webkit-background-clip:text;background-clip:text;color:transparent}
.tgs-final-lede{margin:18px 0 0;color:#d7e6f7;font-size:clamp(16px,1.6vw,20px);line-height:1.65;max-width:820px;font-weight:550}
.tgs-final-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.tgs-final-actions a,.tgs-final-actions button{text-decoration:none!important}
.tgs-final-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:26px;max-width:720px}
.tgs-stat{padding:14px;border-radius:18px;border:1px solid rgba(148,163,184,.18);background:rgba(2,8,18,.36)}
.tgs-stat strong{display:block;color:#fff;font-size:clamp(18px,2vw,26px);line-height:1}.tgs-stat span{display:block;margin-top:7px;color:#9fb0c5;font-size:12.5px;line-height:1.35}
.tgs-final-console{border:1px solid rgba(148,163,184,.22);border-radius:26px;background:rgba(3,10,20,.58);box-shadow:0 24px 70px rgba(0,0,0,.34);overflow:hidden;min-height:360px}
.tgs-console-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 18px;border-bottom:1px solid rgba(148,163,184,.14);background:rgba(8,20,38,.62)}
.tgs-console-head b{color:#fff}.tgs-console-body{padding:18px;display:grid;gap:12px}.tgs-console-row{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;border:1px solid rgba(148,163,184,.16);border-radius:18px;background:rgba(8,20,38,.42);padding:14px}.tgs-console-row strong{display:block;color:#fff}.tgs-console-row span{display:block;color:#94a9c2;font-size:12px;margin-top:4px}.tgs-console-state{font-size:11px;font-weight:950;color:#b7ffe1;border:1px solid rgba(36,209,143,.24);background:rgba(36,209,143,.10);border-radius:999px;padding:7px 9px;white-space:nowrap}.tgs-meter{height:8px;border-radius:999px;background:rgba(148,163,184,.18);overflow:hidden}.tgs-meter i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--tgs-cyan),var(--tgs-green))}
.tgs-final-section{width:min(1180px,calc(100% - 32px));margin:18px auto;padding:clamp(20px,3vw,34px);border-radius:28px;border:1px solid rgba(148,163,184,.18);background:rgba(6,16,31,.66);box-shadow:0 18px 60px rgba(0,0,0,.24)}
.tgs-section-head{margin-bottom:20px}.tgs-section-head h2{margin:0;color:#fff;font-size:clamp(26px,3.2vw,42px);letter-spacing:-.035em;line-height:1.08}.tgs-section-head p{margin:10px 0 0;color:#b8c7d9;line-height:1.68;font-size:16px;max-width:940px}
.tgs-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tgs-card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.tgs-card-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.tgs-final-card{border:1px solid rgba(148,163,184,.17);border-radius:22px;background:linear-gradient(180deg,rgba(10,25,46,.62),rgba(4,12,24,.48));padding:20px;min-height:100%;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);transition:transform .18s ease,border-color .18s ease,background .18s ease}
.tgs-final-card:hover{transform:translateY(-3px);border-color:rgba(53,216,255,.38);background:linear-gradient(180deg,rgba(10,25,46,.78),rgba(4,12,24,.62))}
.tgs-card-icon{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:17px;margin-bottom:14px;border:1px solid rgba(53,216,255,.28);background:linear-gradient(135deg,rgba(53,216,255,.20),rgba(36,209,143,.12));color:#e7fbff;font-weight:950;font-size:12px;letter-spacing:.04em;box-shadow:0 16px 34px rgba(0,0,0,.22)}
.tgs-final-card h3{margin:0 0 8px;color:#fff;font-size:19px;line-height:1.18}.tgs-final-card p{margin:0;color:#b8c7d9;line-height:1.62;font-size:14.5px}.tgs-final-card ul{margin:12px 0 0;padding-left:18px;color:#c7d7eb;line-height:1.65;font-size:14px}.tgs-final-card li+li{margin-top:4px}
.tgs-feature-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:18px}.tgs-feature-strip div{padding:16px;border:1px solid rgba(148,163,184,.16);border-radius:18px;background:rgba(2,8,18,.32)}.tgs-feature-strip strong{display:block;color:#fff;margin-bottom:6px}.tgs-feature-strip span{display:block;color:#9fb0c5;font-size:13.5px;line-height:1.55}
.tgs-process{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.tgs-process-step{padding:18px;border-radius:20px;border:1px solid rgba(148,163,184,.16);background:rgba(4,12,24,.42)}.tgs-process-step b{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--tgs-cyan),var(--tgs-green));color:#03121f;margin-bottom:12px}.tgs-process-step h3{margin:0 0 8px;color:#fff;font-size:16px}.tgs-process-step p{margin:0;color:#aabbd0;line-height:1.55;font-size:13.5px}
.tgs-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.68fr);gap:18px;align-items:stretch}.tgs-panel{padding:22px;border-radius:24px;border:1px solid rgba(148,163,184,.17);background:rgba(4,12,24,.46)}.tgs-panel h2,.tgs-panel h3{margin-top:0;color:#fff}.tgs-panel p{color:#b8c7d9;line-height:1.68}.tgs-panel .list{display:grid;gap:10px;margin-top:14px}.tgs-list-row{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid rgba(148,163,184,.16);background:rgba(8,20,38,.44);border-radius:16px;padding:13px}.tgs-list-row strong{color:#fff}.tgs-list-row span{color:#9fb0c5;font-size:12.5px}.tgs-ok{color:#a7f3d0!important;font-weight:950}.tgs-dev{color:#fde68a!important;font-weight:950}.tgs-protected{color:#bae6fd!important;font-weight:950}
.tgs-final-cta{width:min(1180px,calc(100% - 32px));margin:20px auto 44px;padding:clamp(20px,3vw,34px);border-radius:28px;border:1px solid rgba(36,209,143,.28);background:linear-gradient(135deg,rgba(36,209,143,.14),rgba(53,216,255,.12),rgba(6,16,31,.70));box-shadow:0 22px 80px rgba(0,0,0,.28);display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}.tgs-final-cta h2{margin:0 0 8px;color:#fff;font-size:clamp(24px,3vw,38px);letter-spacing:-.025em}.tgs-final-cta p{margin:0;color:#c4d6ea;line-height:1.65}.tgs-cta-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.tgs-cta-actions a{text-decoration:none!important}
body.tgs-final-site .box,
body.tgs-final-site .section,
body.tgs-final-site .content section{background:transparent;border:0;box-shadow:none}
body.tgs-final-site .content{width:100%!important;max-width:none!important;padding:22px!important}
body.tgs-final-site .layout{align-items:stretch!important}
body.tgs-final-site .sidebar{background:rgba(2,8,18,.72)!important;border-right:1px solid rgba(148,163,184,.16)!important;backdrop-filter:blur(18px)!important}
body.tgs-final-site .nav-item{border-radius:16px!important;background:rgba(8,20,38,.50)!important;border:1px solid rgba(148,163,184,.15)!important}
body.tgs-final-site .nav-sub a{border-radius:14px!important}
body.tgs-final-site .mobile-overlay{background:rgba(2,8,18,.96)!important;backdrop-filter:blur(22px)!important}.mobile-overlay .navlink{margin-bottom:8px!important}
@media (max-width: 1060px){
  .tgs-final-hero-grid,.tgs-split,.tgs-final-cta{grid-template-columns:1fr}.tgs-card-grid,.tgs-card-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.tgs-process{grid-template-columns:repeat(2,minmax(0,1fr))}.tgs-feature-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.tgs-final-console{min-height:auto}.tgs-cta-actions{justify-content:flex-start}
}
@media (max-width: 860px){
  body.tgs-final-site{background-attachment:scroll!important;background-position:center top!important}
  body.tgs-final-site header{padding:10px 12px!important}
  body.tgs-final-site .brand{max-width:calc(100vw - 112px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .tgs-final-wrap,.tgs-final-hero,.tgs-final-section,.tgs-final-cta{width:calc(100% - 22px)}
  .tgs-final-hero{margin:24px auto 14px;border-radius:24px;padding:22px}.tgs-final-title{font-size:clamp(32px,10vw,44px)}.tgs-final-lede{font-size:16px}.tgs-final-stats{grid-template-columns:1fr}.tgs-card-grid,.tgs-card-grid.two,.tgs-card-grid.four,.tgs-process,.tgs-feature-strip{grid-template-columns:1fr}.tgs-final-section{padding:18px;border-radius:22px}.tgs-final-cta{padding:20px;border-radius:22px}.tgs-final-actions,.tgs-cta-actions{display:grid;grid-template-columns:1fr}.tgs-final-actions .btn,.tgs-cta-actions .btn{width:100%}.tgs-console-row{grid-template-columns:1fr}.tgs-final-console{border-radius:22px}
  body.tgs-final-site .content{padding:12px!important}
}
@media (max-width: 520px){
  .tgs-final-kicker span,.tgs-chip{font-size:10px;padding:7px 9px}.tgs-section-head h2{font-size:26px}.tgs-final-card{padding:17px}.tgs-panel{padding:18px}
}


/* ===== TGS software image showcase / auto photo rotation ===== */
.tgs-showcase-section{overflow:hidden;position:relative;}
.tgs-showcase-section::before{
  content:"";position:absolute;inset:-1px;pointer-events:none;
  background:radial-gradient(720px 280px at 20% 0%,rgba(53,216,255,.14),transparent 65%),radial-gradient(620px 260px at 90% 12%,rgba(36,209,143,.12),transparent 65%);
  opacity:.9;
}
.tgs-showcase-section>*{position:relative;z-index:1;}
.tgs-showcase-head p{max-width:1040px;}
.tgs-showcase-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:22px;align-items:stretch;}
.tgs-showcase-viewer{min-width:0;}
.tgs-showcase-frame{
  position:relative;aspect-ratio:16/10;min-height:360px;border-radius:28px;overflow:hidden;
  border:1px solid rgba(148,163,184,.22);background:#020812;box-shadow:0 30px 90px rgba(0,0,0,.42);
}
.tgs-showcase-slide{position:absolute;inset:0;margin:0;opacity:0;transform:scale(1.018);transition:opacity .55s ease,transform .75s ease;pointer-events:none;}
.tgs-showcase-slide.is-active{opacity:1;transform:scale(1);pointer-events:auto;}
.tgs-showcase-slide img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.05) contrast(1.04);}
.tgs-showcase-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(2,8,18,.84));pointer-events:none;}
.tgs-showcase-slide figcaption{position:absolute;left:22px;right:22px;bottom:20px;z-index:2;display:flex;align-items:flex-end;justify-content:space-between;gap:18px;}
.tgs-showcase-slide figcaption strong{color:#fff;font-size:clamp(18px,2vw,26px);letter-spacing:-.02em;text-shadow:0 8px 22px rgba(0,0,0,.45);}
.tgs-showcase-slide figcaption span{color:#c7d7eb;line-height:1.45;font-size:clamp(13px,1.15vw,15px);max-width:520px;text-align:right;}
.tgs-showcase-controls{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:14px;}
.tgs-showcase-arrow{width:46px;height:46px;border-radius:999px;border:1px solid rgba(148,163,184,.24);background:rgba(8,20,38,.72);color:#eaf6ff;font-size:30px;line-height:1;cursor:pointer;box-shadow:0 14px 30px rgba(0,0,0,.22);transition:transform .18s ease,border-color .18s ease,background .18s ease;}
.tgs-showcase-arrow:hover{transform:translateY(-2px);border-color:rgba(53,216,255,.42);background:rgba(53,216,255,.12);}
.tgs-showcase-dots{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;}
.tgs-showcase-dots button{width:10px;height:10px;border-radius:999px;border:0;padding:0;background:rgba(148,163,184,.45);cursor:pointer;transition:width .2s ease,background .2s ease,transform .2s ease;}
.tgs-showcase-dots button.is-active{width:34px;background:linear-gradient(90deg,var(--tgs-cyan),var(--tgs-green));transform:translateY(-1px);}
.tgs-showcase-copy{border:1px solid rgba(148,163,184,.17);border-radius:26px;background:linear-gradient(180deg,rgba(10,25,46,.72),rgba(4,12,24,.52));padding:24px;display:flex;flex-direction:column;justify-content:center;min-height:100%;}
.tgs-showcase-copy h3{margin:16px 0 10px;color:#fff;font-size:clamp(24px,2.7vw,34px);line-height:1.08;letter-spacing:-.035em;}
.tgs-showcase-copy p{margin:0;color:#b8c7d9;line-height:1.7;font-size:15px;}
.tgs-showcase-copy ul{margin:18px 0 0;padding-left:18px;color:#c9d8ea;line-height:1.65;font-size:14px;}
.tgs-showcase-copy li+li{margin-top:7px;}
@media (max-width:980px){
  .tgs-showcase-grid{grid-template-columns:1fr;}
  .tgs-showcase-frame{min-height:300px;border-radius:22px;}
  .tgs-showcase-copy{padding:20px;}
}
@media (max-width:640px){
  .tgs-showcase-frame{aspect-ratio:4/3;min-height:260px;border-radius:18px;}
  .tgs-showcase-slide figcaption{left:14px;right:14px;bottom:14px;display:block;}
  .tgs-showcase-slide figcaption span{display:block;text-align:left;margin-top:6px;max-width:none;}
  .tgs-showcase-arrow{width:42px;height:42px;font-size:26px;}
  .tgs-showcase-dots button{width:9px;height:9px;}
  .tgs-showcase-dots button.is-active{width:26px;}
}