/* ═══════════════════════════════════════════════
   TECHNOSIGNAGE — SHARED DESIGN SYSTEM
   White + Dark premium design with cyan/green accents
═══════════════════════════════════════════════ */

:root {
  /* Backgrounds */
  --bg:       #080C12;
  --bg2:      #0D1320;
  --surface:  #FFFFFF;
  --surface2: #F5F8FF;
  --surface3: #EBF0FF;

  /* Borders */
  --border-dark:  rgba(255,255,255,.08);
  --border-dark2: rgba(255,255,255,.14);
  --border-light: rgba(10,15,26,.1);
  --border-light2:rgba(10,15,26,.18);

  /* Text on dark */
  --text:  #FFFFFF;
  --text2: rgba(255,255,255,.62);
  --text3: rgba(255,255,255,.32);

  /* Text on white */
  --ink:  #0D1525;
  --ink2: #4A5A7A;
  --ink3: #8A9AB8;

  /* Accents */
  --cyan:  #00D4FF;
  --green: #00E5A0;
  --amber: #FFB340;
  --cyan-dim:  rgba(0,212,255,.12);
  --green-dim: rgba(0,229,160,.1);
  --amber-dim: rgba(255,179,64,.1);

  /* Gradients */
  --grad1: linear-gradient(135deg,#00D4FF,#00E5A0);
  --grad2: linear-gradient(135deg,#00E5A0,#00D4FF);

  /* Shadows */
  --shadow:   0 4px 24px rgba(10,15,26,.08);
  --shadow-lg: 0 16px 64px rgba(10,15,26,.14);

  /* Fonts */
  --ff-head: 'Plus Jakarta Sans', sans-serif;
  --ff-body: 'Inter', sans-serif;
  --ff-logo: 'Syne', 'Plus Jakarta Sans', sans-serif;

  /* Radii */
  --r:   12px;
  --rlg: 20px;
  --rxl: 28px;
}

/* ── Reset ── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; overflow-x:hidden; }
body { font-family:var(--ff-body); background:var(--bg); color:var(--text); overflow-x:hidden; font-size:16px; line-height:1.7; }
img  { display:block; max-width:100%; }
a    { text-decoration:none; color:inherit; }
ul   { list-style:none; }

/* ── Typography ── */
h1,h2,h3 { font-family:var(--ff-head); font-weight:700; line-height:1.1; letter-spacing:-.02em; }
h1 { font-size:clamp(2.2rem,4.5vw,3.8rem); }
h2 { font-size:clamp(2.2rem,4.5vw,3.5rem); }
h3 { font-size:clamp(1.1rem,2vw,1.5rem); letter-spacing:-.01em; }
h4 { font-family:var(--ff-head); font-size:1rem; font-weight:700; }
p  { line-height:1.75; }

/* ── Layout ── */
.container  { max-width:1200px; margin:0 auto; padding:0 40px; }
.section    { padding:120px 0; }
.section-sm { padding:80px 0; }

/* ── Labels ── */
.label {
  font-size:.72rem; font-weight:600; letter-spacing:.2em; text-transform:uppercase;
  color:var(--cyan); margin-bottom:16px;
  display:flex; align-items:center; gap:10px;
}
.label::before { content:''; display:block; width:24px; height:1px; background:var(--cyan); }
.label-green { color:var(--green); }
.label-green::before { background:var(--green); }
.label-ink { color:var(--cyan); }

/* ── Gradient text ── */
.grad-text   { background:var(--grad1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.grad-text-g { background:var(--grad2); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }

/* ── Animations ── */
@keyframes float      { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
@keyframes orb1       { 0%,100%{transform:translate(0,0)} 33%{transform:translate(40px,-50px)} 66%{transform:translate(-30px,30px)} }
@keyframes orb2       { 0%,100%{transform:translate(0,0)} 33%{transform:translate(-50px,40px)} 66%{transform:translate(35px,-40px)} }
@keyframes pulse-ring { 0%{transform:scale(1);opacity:.6} 100%{transform:scale(2.4);opacity:0} }
@keyframes scanline   { 0%{transform:translateY(-100%)} 100%{transform:translateY(100vh)} }

/* ── Noise + Grid overlay ── */
body::before {
  content:''; position:fixed; inset:0; z-index:1; pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");
  opacity:.4;
}
.grid-lines {
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:80px 80px;
}

/* ── Cursor ── */
#cursor-dot, #cursor-ring { display:none; }

/* ── Nav ── */
.nav { position:fixed; top:0; left:0; right:0; z-index:200; transition:all .4s; }
.nav.scrolled { background:rgba(8,12,18,.9); backdrop-filter:blur(24px); border-bottom:1px solid var(--border-dark); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:76px; max-width:1200px; margin:0 auto; padding:0 40px; }
.nav-logo  { display:flex; align-items:center; gap:12px; font-family:'Syne', 'Plus Jakarta Sans', sans-serif; font-size:1.2rem; font-weight:800; color:#fff; letter-spacing:.01em; }
.logo-mark { width:38px; height:38px; border-radius:10px; background:var(--grad1); display:flex; align-items:center; justify-content:center; font-size:.8rem; font-weight:800; color:#000; font-family:'Syne', 'Plus Jakarta Sans', sans-serif; position:relative; overflow:hidden; flex-shrink:0; }
.logo-mark::after { content:''; position:absolute; inset:0; background:linear-gradient(135deg,rgba(255,255,255,.3),transparent); }
.nav-links { display:flex; align-items:center; gap:32px; }
.nav-links a { font-size:.86rem; font-weight:500; color:rgba(255,255,255,.6); transition:color .25s; position:relative; }
.nav-links a::after { content:''; position:absolute; bottom:-4px; left:0; right:0; height:1px; background:var(--grad1); transform:scaleX(0); transform-origin:left; transition:transform .3s; }
.nav-links a:hover,
.nav-links a.active { color:#fff; }
.nav-links a:hover::after,
.nav-links a.active::after { transform:scaleX(1); }
.nav-cta { display:flex; gap:12px; }
.nav-toggle { display:none; cursor:pointer; background:none; border:none; padding:8px; }
.nav-toggle span { display:block; width:22px; height:1.5px; background:#fff; margin:5px 0; transition:.3s; }
.mnav-open .nav-links { display:flex; flex-direction:column; position:fixed; top:76px; left:0; right:0; background:var(--bg2); border-bottom:1px solid var(--border-dark); padding:24px 32px; gap:16px; z-index:199; overflow-y:auto; max-height:calc(100vh - 76px); }
.mnav-open .nav-cta   { display:none; }

/* ── Buttons ── */
.btn { display:inline-flex; align-items:center; gap:8px; padding:13px 28px; border-radius:50px; font-family:var(--ff-body); font-size:.88rem; font-weight:600; cursor:pointer; border:none; transition:all .25s; position:relative; overflow:hidden; }
.btn svg { width:16px; height:16px; transition:transform .3s; }
.btn:hover svg { transform:translateX(3px); }
.btn-glow { background:var(--grad1); color:#000; font-weight:700; }
.btn-glow::before { content:''; position:absolute; inset:-2px; background:var(--grad1); border-radius:50px; filter:blur(12px); opacity:0; transition:opacity .3s; z-index:-1; }
.btn-glow:hover::before { opacity:.7; }
.btn-glow:hover { transform:translateY(-2px); box-shadow:0 12px 40px rgba(0,212,255,.3); }
.btn-outline-light { background:transparent; color:#fff; border:1px solid rgba(255,255,255,.2); }
.btn-outline-light:hover { background:rgba(255,255,255,.06); border-color:var(--cyan); color:var(--cyan); transform:translateY(-2px); }
.btn-outline-dark { background:transparent; color:var(--ink); border:1px solid var(--border-light2); }
.btn-outline-dark:hover { background:var(--ink); color:#fff; border-color:var(--ink); transform:translateY(-2px); }

/* ── Page hero banner (inner pages) ── */
.page-hero { padding:96px 0 44px; background:linear-gradient(180deg,#09111d 0%, #0b1320 100%); border-bottom:1px solid var(--border-dark); position:relative; overflow:hidden; }
.page-hero::before { content:''; position:absolute; inset:0; background:radial-gradient(ellipse 70% 60% at 50% 60%,rgba(0,212,255,.06),transparent 70%); }
.page-hero::after  { content:''; position:absolute; top:0; left:0; right:0; height:2px; background:var(--grad1); }
.page-hero-inner   { position:relative; z-index:2; }
.breadcrumb { display:flex; align-items:center; gap:8px; font-size:.8rem; color:var(--text3); margin-bottom:20px; }
.breadcrumb a { color:var(--text3); transition:color .2s; }
.breadcrumb a:hover { color:var(--cyan); }
.breadcrumb span { color:var(--border-dark2); }
.page-hero h1 { color:#fff; margin-bottom:18px; }
.page-hero p  { color:var(--text2); font-size:1.1rem; max-width:560px; }

/* ── White section ── */
.ws { background:var(--surface); }
.ws h2,
.ws h3,
.ws h4 { color:var(--ink); }
.ws p   { color:var(--ink2); }
.ws .label { color:var(--cyan); }

/* ── Light section ── */
.ls { background:var(--surface2); }
.ls h2,
.ls h3,
.ls h4 { color:var(--ink); }
.ls p   { color:var(--ink2); }
.ls .label { color:var(--cyan); }

/* ── White card ── */
.wcard {
  background:#fff; border:1px solid var(--border-light); border-left:3px solid transparent;
  border-radius:var(--rlg); padding:32px;
  box-shadow:var(--shadow);
  transition:all .3s; position:relative; overflow:hidden;
}
.wcard:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); border-left-color:var(--cyan); }
.wcard h4 { color:var(--ink); margin-bottom:10px; }
.wcard p  { color:var(--ink2); font-size:.92rem; }
.wcard-stat { font-family:var(--ff-head); font-size:1.5rem; font-weight:800; background:var(--grad1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; line-height:1; margin-bottom:10px; display:block; }
.wcard-icon { width:48px; height:48px; border-radius:12px; display:flex; align-items:center; justify-content:center; margin-bottom:20px; }
.wcard-icon svg { width:22px; height:22px; stroke-width:1.8; fill:none; }
.wcard-icon.c { background:rgba(0,212,255,.1); border:1px solid rgba(0,212,255,.2); }
.wcard-icon.c svg { stroke:var(--cyan); }
.wcard-icon.g { background:rgba(0,229,160,.1); border:1px solid rgba(0,229,160,.2); }
.wcard-icon.g svg { stroke:var(--green); }
.wcard-icon.a { background:rgba(255,179,64,.1); border:1px solid rgba(255,179,64,.2); }
.wcard-icon.a svg { stroke:#ffb340; }

/* ── Dark card ── */
.dcard {
  background:rgba(255,255,255,.04); border:1px solid var(--border-dark);
  border-radius:var(--rlg); padding:32px;
  transition:all .3s; position:relative; overflow:hidden;
}
.dcard::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; background:var(--grad1); transform:scaleX(0); transform-origin:left; transition:transform .4s; }
.dcard:hover { border-color:var(--border-dark2); background:rgba(255,255,255,.07); transform:translateY(-4px); box-shadow:0 20px 60px rgba(0,0,0,.4); }
.dcard:hover::before { transform:scaleX(1); }
.dcard h4 { color:#fff; margin-bottom:10px; }
.dcard p  { color:var(--text2); font-size:.92rem; }
.dcard-icon { width:48px; height:48px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:1.2rem; margin-bottom:20px; }
.dcard-icon.c { background:var(--cyan-dim); border:1px solid rgba(0,212,255,.2); }
.dcard-icon.g { background:var(--green-dim); border:1px solid rgba(0,229,160,.18); }
.dcard-icon.a { background:var(--amber-dim); border:1px solid rgba(255,179,64,.18); }

/* ── Service grid (white) ── */
.svc-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:2px; background:var(--border-light); border:1px solid var(--border-light); border-radius:var(--rxl); overflow:hidden; box-shadow:var(--shadow); }
.svc-item { background:#fff; padding:36px 28px; transition:background .3s; position:relative; overflow:hidden; }
.svc-item::after { content:''; position:absolute; bottom:0; left:0; right:0; height:3px; background:var(--grad1); transform:scaleX(0); transform-origin:left; transition:transform .4s; }
.svc-item:hover { background:var(--surface2); }
.svc-item:hover::after { transform:scaleX(1); }
.svc-num { font-size:.68rem; font-weight:700; letter-spacing:.16em; color:var(--cyan); text-transform:uppercase; margin-bottom:12px; }
.svc-item h3 { font-size:1rem; margin-bottom:10px; color:var(--ink); }
.svc-item p  { font-size:.88rem; color:var(--ink2); line-height:1.65; }
.ideal-tag { display:inline-flex; margin-top:14px; padding:5px 12px; background:var(--cyan-dim); border:1px solid rgba(0,212,255,.18); border-radius:50px; font-size:.74rem; color:var(--cyan); font-weight:500; }

/* ── CTA band dark ── */
.cta-dark { background:var(--bg2); border-top:1px solid var(--border-dark); padding:100px 0; text-align:center; position:relative; overflow:hidden; }
.cta-dark::before { content:''; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:900px; height:500px; background:radial-gradient(ellipse,rgba(0,212,255,.07),transparent 70%); pointer-events:none; }
.cta-dark::after  { content:''; position:absolute; top:0; left:0; right:0; height:2px; background:var(--grad1); }
.cta-dark h2 { color:#fff; margin-bottom:16px; }
.cta-dark p  { color:var(--text2); font-size:1.05rem; max-width:520px; margin:0 auto 36px; }
.cta-btns    { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; position:relative; z-index:1; }

/* ── CTA band white ── */
.cta-white { background:#fff; border-top:1px solid var(--border-light); border-bottom:1px solid var(--border-light); padding:100px 0; text-align:center; position:relative; overflow:hidden; }
.cta-white::before { content:''; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:900px; height:500px; background:radial-gradient(ellipse,rgba(0,212,255,.05),transparent 70%); pointer-events:none; }
.cta-white h2 { color:var(--ink); margin-bottom:16px; }
.cta-white p  { color:var(--ink2); font-size:1.05rem; max-width:520px; margin:0 auto 36px; }

/* ── Client Logo Carousel (Social Proof) ── */
@keyframes lmScroll { from{transform:translateX(0)} to{transform:translateX(-50%)} }

.sproof   { background:#fff; border-top:1px solid var(--border-light); border-bottom:1px solid var(--border-light); padding:72px 0; text-align:center; overflow:hidden; }
.sp-label { color:var(--ink3); font-size:.75rem; letter-spacing:.12em; text-transform:uppercase; margin-bottom:48px; }

.lm-outer { position:relative; overflow:hidden; }
.lm-outer::before,
.lm-outer::after  { content:''; position:absolute; top:0; bottom:0; width:160px; z-index:2; pointer-events:none; }
.lm-outer::before { left:0;  background:linear-gradient(90deg,#fff,transparent); }
.lm-outer::after  { right:0; background:linear-gradient(-90deg,#fff,transparent); }

.lm-track { display:flex; align-items:center; gap:100px; width:max-content; animation:lmScroll 40s linear infinite; }
.lm-track:hover { animation-play-state:paused; }

.lm-item  { flex-shrink:0; display:flex; align-items:center; justify-content:center; }
.lm-item img { height:80px; width:auto; max-width:200px; object-fit:contain; filter:grayscale(1); opacity:.55; transition:filter .3s,opacity .3s; }
.lm-item img:hover { filter:grayscale(0); opacity:1; }

@media(max-width:768px) {
  .lm-track { animation-duration:25s; gap:70px; }
  .lm-item img { height:56px; max-width:140px; }
  .lm-outer::before,.lm-outer::after { width:80px; }
}

/* ── Footer ── */
.footer  { background:var(--bg); border-top:1px solid var(--border-dark); padding:64px 0 28px; }
.fg-grid { display:grid; grid-template-columns:1.2fr 1fr 1fr 1fr 1fr; gap:32px; margin-bottom:56px; }
.fb-logo { display:flex; align-items:center; gap:10px; font-family:'Syne', 'Plus Jakarta Sans', sans-serif; font-size:1.2rem; font-weight:800; color:#fff; letter-spacing:.01em; margin-bottom:14px; }
.fb p  { color:var(--text2); font-size:.88rem; max-width:260px; line-height:1.7; }
.fc h5 { font-size:.7rem; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--text2); margin-bottom:18px; }
.fc a  { display:block; color:var(--text2); font-size:.88rem; margin-bottom:10px; transition:color .2s; }
.fc a:hover { color:var(--cyan); }
.fc span { display:block; color:var(--text2); font-size:.88rem; line-height:1.6; }
.fbot  { border-top:1px solid var(--border-dark); padding-top:22px; display:flex; align-items:center; justify-content:space-between; }
.fbot p { color:var(--text2); font-size:.8rem; }

/* ── Tags ── */
.stags { display:flex; flex-wrap:wrap; gap:8px; margin-top:24px; }
.stag  { padding:6px 14px; border:1px solid var(--border-light); border-radius:50px; font-size:.82rem; color:var(--ink2); background:#fff; transition:all .2s; }
.stag:hover { background:var(--cyan-dim); border-color:rgba(0,212,255,.3); color:var(--ink); }

/* ── Reveal states ── */
.rev   { opacity:0; transform:translateY(36px); }
.rev-l { opacity:0; transform:translateX(-36px); }
.rev-r { opacity:0; transform:translateX(36px); }
.rev-s { opacity:0; transform:scale(.93); }

/* ── Nav Dropdowns ── */
.nav-dropdown { position:relative; display:flex; align-items:center; }
.nav-dropdown > a { display:flex; align-items:center; gap:5px; cursor:pointer; }
.dropdown-menu {
  position:absolute; top:calc(100% + 16px); left:50%; transform:translateX(-50%);
  background:rgba(8,12,18,.97); border:1px solid var(--border-dark2);
  border-radius:var(--r); padding:8px; min-width:220px;
  backdrop-filter:blur(24px); box-shadow:0 20px 60px rgba(0,0,0,.5);
  opacity:0; visibility:hidden; transform:translateX(-50%) translateY(-8px);
  transition:opacity .25s, transform .25s, visibility .25s;
  z-index:300;
}
.dropdown-menu::before {
  content:''; position:absolute; top:-6px; left:50%; transform:translateX(-50%);
  width:12px; height:6px; clip-path:polygon(50% 0%,0% 100%,100% 100%);
  background:var(--border-dark2);
}
.nav-dropdown:hover .dropdown-menu {
  opacity:1; visibility:visible; transform:translateX(-50%) translateY(0);
}
.dropdown-menu a {
  display:block; padding:10px 14px; font-size:.84rem; color:var(--text2);
  border-radius:8px; transition:background .2s, color .2s; white-space:nowrap;
}
.dropdown-menu a:hover { background:rgba(0,212,255,.08); color:#fff; }
.dropdown-menu a::after { display:none; }

/* Mobile dropdown */
.mnav-open .nav-dropdown { flex-direction:column; align-items:flex-start; width:100%; }
.mnav-open .dropdown-menu {
  position:static; transform:none; opacity:1; visibility:visible;
  background:rgba(255,255,255,.04); box-shadow:none; border:none; border-radius:8px;
  padding:4px 0 4px 12px; margin-top:4px; min-width:auto; width:100%;
}
.mnav-open .dropdown-menu::before { display:none; }
.mnav-open .dropdown-menu a { padding:8px 10px; font-size:.84rem; }

/* ── Responsive ── */
@media(max-width:1024px) {
  .svc-grid { grid-template-columns:1fr 1fr; }
  .fg-grid  { grid-template-columns:1fr 1fr !important; gap:24px !important; }
}
@media(max-width:768px) {
  .container { padding:0 20px; }
  .nav-inner { padding:0 20px; }
  .section   { padding:72px 0; }
  h1 { font-size:2rem; }
  h2 { font-size:2rem; }
  .svc-grid { grid-template-columns:1fr; }
  .nav-links, .nav-cta { display:none; }
  .nav-toggle { display:block; }
  .fg-grid  { grid-template-columns:1fr !important; gap:20px !important; }
  .fbot     { flex-direction:column; gap:10px; text-align:center; }
  .page-hero { padding:120px 0 60px; }
  .who-strip { padding:40px 0; }
  .cta-dark  { padding:72px 0; }
  .cta-white { padding:72px 0; }
}
@media(max-width:480px) {
  .container  { padding:0 14px; }
  .nav-inner  { padding:0 14px; }
  .section    { padding:56px 0; }
  .section-sm { padding:48px 0; }
  h1 { font-size:1.75rem; }
  h2 { font-size:1.6rem; }
  .who-strip { padding:32px 0; }
  .cta-dark  { padding:56px 0; }
  .cta-white { padding:56px 0; }
}

/* ── Two-column split layout ── */
.split-grid { display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:start; }
@media(max-width:1100px) { .split-grid { gap:48px; } }
@media(max-width:768px)  { .split-grid { grid-template-columns:1fr; gap:40px; } }