/* ============================================================
   LCSNET — Logistic Cloud Solutions
   Shared stylesheet — "Blue Sky / Cloud" light theme
   ============================================================ */
:root{
  --bg:#4397da;
  --bg-2:#5aa6e0;
  --surface:#ffffff;
  --surface-2:#f6faff;
  --line:rgba(30,90,160,.12);
  --line-strong:rgba(30,90,160,.26);
  --text:#0a1c30;
  --muted:#2c465f;
  --dim:#54718c;
  --sky:#1e90ff;
  --sky-2:#0a6fd6;
  --cloud:#3aa0ff;
  --deep:#0a4fa0;
  --deeper:#073a78;
  --accent:#08b6d4;
  --grad:linear-gradient(120deg,#38b6ff 0%,#1e90ff 52%,#0a6fd6 100%);
  --grad-soft:linear-gradient(120deg,rgba(56,182,255,.14),rgba(10,111,214,.14));
  --maxw:1180px;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 24px 50px -28px rgba(10,79,160,.42);
  --shadow-sm:0 10px 30px -18px rgba(10,79,160,.40);
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:"SFMono-Regular",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;font-weight:700;letter-spacing:-.02em;color:var(--deeper)}
p{margin:0 0 1em;color:var(--muted)}
ul{margin:0;padding:0;list-style:none}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--sky-2);font-weight:700;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--sky);opacity:.7;border-radius:2px}
.section{padding:96px 0}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-head h2{font-size:clamp(1.9rem,4vw,2.9rem);margin-bottom:.4em}
.section-head p{font-size:1.05rem}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  cursor:pointer;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px -12px rgba(10,111,214,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px -14px rgba(10,111,214,.72);background:linear-gradient(120deg,#48c0ff 0%,#2f9bff 52%,#0a74de 100%)}
.btn-ghost{background:transparent;color:var(--sky-2);border-color:var(--line-strong)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--sky);background:rgba(56,182,255,.08);color:var(--deep)}
.btn .arrow{transition:transform .18s ease}
.btn:hover .arrow{transform:translateX(4px)}

/* ---------------- Header / sticky nav ---------------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  transition:background .3s ease,backdrop-filter .3s ease,border-color .3s ease,box-shadow .3s ease;
  background:rgba(255,255,255,.80);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px -22px rgba(10,79,160,.55);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.02em;font-size:1.12rem;color:var(--deeper)}
.brand .mark{width:38px;height:38px;flex:0 0 auto;filter:drop-shadow(0 6px 14px rgba(30,144,255,.35))}
.brand b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand small{display:block;font-size:.62rem;letter-spacing:.28em;color:var(--dim);font-weight:600;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 15px;border-radius:999px;font-size:.94rem;color:var(--muted);font-weight:500;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--deep);background:rgba(30,90,160,.06)}
.nav-links a.active{color:var(--deep);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;border-radius:2px;background:var(--grad);
}
.nav-cta{margin-left:10px}
.nav-toggle{display:none;background:#fff;border:1px solid var(--line-strong);border-radius:10px;padding:9px;cursor:pointer}
.nav-toggle svg{width:22px;height:22px;stroke:var(--deep);display:block}

/* ---------------- Hero ---------------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(238,245,252,0) 55%,var(--bg) 98%),
    radial-gradient(720px 440px at 72% 42%,rgba(56,182,255,.20),transparent 62%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;width:100%}
.hero-copy h1{font-size:clamp(2.6rem,6vw,4.4rem);margin:.15em 0 .3em;letter-spacing:-.03em;color:var(--deeper)}
.hero-copy .lead{font-size:1.18rem;max-width:540px;margin-bottom:34px;color:var(--muted)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap}
.hero-stats .stat b{display:block;font-size:1.9rem;font-weight:800;letter-spacing:-.02em;color:var(--deep)}
.hero-stats .stat span{font-size:.82rem;color:var(--dim);letter-spacing:.04em}

/* --- the circling LCSNET effect --- */
.orb-wrap{position:relative;width:min(46vw,520px);max-width:520px;aspect-ratio:1;margin:0 auto;display:grid;place-items:center}
.orb-ring{position:absolute;border-radius:50%;border:1px solid var(--line-strong);pointer-events:none}
.orb-ring.r1{inset:6%;border-style:dashed;opacity:.6;animation:spin 60s linear infinite}
.orb-ring.r2{inset:0;border-color:transparent;border-top-color:var(--sky);border-right-color:rgba(56,182,255,.28);animation:spin 22s linear infinite}
.orb-ring.r3{inset:20%;border-color:transparent;border-bottom-color:var(--accent);animation:spin 15s linear infinite reverse}
.orb-glow{
  position:absolute;inset:24%;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(56,182,255,.40),rgba(30,144,255,.18) 45%,transparent 72%);
  filter:blur(4px);
  animation:breathe 6s ease-in-out infinite;
}
.orb-core{
  position:relative;z-index:3;width:46%;aspect-ratio:1;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(160deg,#ffffff,#eaf4ff);
  border:1px solid var(--line-strong);
  box-shadow:inset 0 2px 20px rgba(56,182,255,.20),0 30px 60px -28px rgba(10,79,160,.5);
}
.orb-core .lcsnet{
  font-weight:800;font-size:clamp(2rem,5.5vw,3.4rem);letter-spacing:.06em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 10px rgba(30,144,255,.28));
}
.orb-sat{position:absolute;inset:0;animation:spin 18s linear infinite}
.orb-sat .dot{
  position:absolute;top:0;left:50%;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;
  background:var(--sky);box-shadow:0 0 16px 4px rgba(30,144,255,.55);
}
.orb-sat.s2{inset:6%;animation-duration:26s;animation-direction:reverse}
.orb-sat.s2 .dot{background:var(--accent);box-shadow:0 0 16px 4px rgba(8,182,212,.5);width:11px;height:11px}
.orb-sat.s3{inset:20%;animation-duration:34s}
.orb-sat.s3 .dot{background:var(--deep);box-shadow:0 0 16px 4px rgba(10,79,160,.45);width:9px;height:9px}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.8}50%{transform:scale(1.06);opacity:1}}

/* ---------------- generic cards ---------------- */
.grid{display:grid;gap:22px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad);opacity:0;transition:opacity .25s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card .icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:20px;
  background:var(--grad-soft);border:1px solid var(--line-strong);color:var(--sky-2);
}
.card .icon svg{width:26px;height:26px}
.card h3{font-size:1.22rem;margin-bottom:.35em;color:var(--deep)}
.card p{font-size:.97rem;margin:0}
.card .tag{
  position:absolute;top:22px;right:22px;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--sky-2);border:1px solid rgba(30,144,255,.4);background:rgba(56,182,255,.10);
  border-radius:999px;padding:4px 10px;font-weight:700;
}

/* ---------------- value strip ---------------- */
.value-band{border-block:1px solid var(--line);background:rgba(255,255,255,.6);backdrop-filter:blur(4px)}
.value-band .container{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:40px 24px}
.value-item{display:flex;gap:14px;align-items:flex-start}
.value-item .n{font-family:var(--mono);color:var(--sky-2);font-size:.9rem;padding-top:2px;font-weight:700}
.value-item b{display:block;font-size:1.02rem;margin-bottom:2px;color:var(--deep)}
.value-item span{font-size:.9rem;color:var(--muted)}

/* ---------------- process / timeline ---------------- */
.timeline{position:relative;max-width:820px;margin:0 auto;padding-left:8px}
.timeline .step{position:relative;padding:0 0 40px 44px}
.timeline .step:last-child{padding-bottom:0}
.timeline .step::before{content:"";position:absolute;left:14px;top:28px;bottom:-6px;width:2px;background:var(--line-strong)}
.timeline .step:last-child::before{display:none}
.timeline .dot{
  position:absolute;left:0;top:2px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-family:var(--mono);font-size:.85rem;font-weight:700;box-shadow:0 8px 18px -8px rgba(10,111,214,.6);
}
.timeline .step h3{font-size:1.2rem;margin-bottom:.2em;padding-left:2px;color:var(--deep)}

/* ---------------- about ---------------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-copy h2{font-size:clamp(1.9rem,4vw,2.7rem)}
.about-copy p{font-size:1.04rem}
.about-facts{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fact{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;box-shadow:var(--shadow-sm)}
.fact b{display:block;font-size:1.7rem;font-weight:800;letter-spacing:-.02em;color:var(--deep)}
.fact span{font-size:.85rem;color:var(--dim)}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{font-size:.82rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:var(--surface)}
.pill b{color:var(--deep)}

/* ---------------- contact ---------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.contact-list{display:grid;gap:16px}
.contact-item{display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow-sm)}
.contact-item .ic{width:44px;height:44px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--line-strong);color:var(--sky-2)}
.contact-item .ic svg{width:22px;height:22px}
.contact-item small{display:block;color:var(--dim);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase}
.contact-item b{font-size:1.02rem;font-weight:600;color:var(--deep)}
form.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:7px;letter-spacing:.04em}
.field input,.field textarea{
  width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--text);padding:13px 15px;font-family:inherit;font-size:.96rem;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 3px rgba(30,144,255,.14);background:#fff}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:.85rem;color:var(--dim);margin-top:14px}
.form-note b{color:var(--deep)}

/* ---------------- CTA band ---------------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:56px 48px;text-align:center;
  background:var(--grad);box-shadow:var(--shadow);
}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 220px at 50% -20%,rgba(255,255,255,.35),transparent 70%);pointer-events:none}
.cta-band h2{font-size:clamp(1.7rem,3.6vw,2.5rem);position:relative;color:#fff}
.cta-band p{max-width:560px;margin:0 auto 28px;position:relative;color:rgba(255,255,255,.92)}
.cta-band .btn{position:relative}
.cta-band .btn-primary{background:#fff;color:var(--deep);box-shadow:0 14px 30px -12px rgba(7,40,90,.5)}
.cta-band .btn-primary:hover{background:#f2f8ff;transform:translateY(-2px)}

/* ---------------- footer ---------------- */
.site-footer{border-top:1px solid var(--line);background:#fff;padding:56px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-grid h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:16px}
.footer-grid a{display:block;color:var(--muted);padding:5px 0;font-size:.95rem;transition:color .2s ease}
.footer-grid a:hover{color:var(--sky-2)}
.footer-brand p{max-width:320px;font-size:.95rem}
.footer-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:.85rem;color:var(--dim)}

/* ---------------- page hero (inner pages) ---------------- */
.page-hero{position:relative;padding:150px 0 60px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 300px at 50% 0%,rgba(56,182,255,.18),transparent 60%);pointer-events:none}
.page-hero .container{position:relative}
.page-hero h1{font-size:clamp(2.3rem,5.4vw,3.8rem);margin:.2em 0 .3em;color:var(--deeper)}
.page-hero p{font-size:1.12rem;max-width:640px;color:var(--muted)}

/* ---------------- reveal on scroll ---------------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------------- responsive ---------------- */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .orb-wrap{order:-1;width:min(80vw,360px)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .value-band .container{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav-links{
    position:fixed;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(255,255,255,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
    padding:16px 24px 22px;transform:translateY(-140%);transition:transform .3s ease;z-index:999;box-shadow:var(--shadow);
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:12px 14px}
  .nav-links a.active::after{display:none}
  .nav-cta{margin:8px 0 0;justify-content:center}
  .nav-toggle{display:block}
  .section{padding:68px 0}
  .g-3,.g-2{grid-template-columns:1fr}
  .value-band .container{grid-template-columns:1fr}
  .hero{padding-top:110px}
  .cta-band{padding:40px 24px}
  .footer-grid{grid-template-columns:1fr}
}