/* =========================================================
   Tech Style Ltd — Corporate Website
   style.css — design system, layout, components
   ========================================================= */

:root{
  --navy-900:#071427;
  --navy-800:#0a1f3d;
  --navy-700:#0e2a52;
  --navy-600:#143a6b;
  --blue-500:#2f8bff;
  --blue-600:#1d6fe0;
  --blue-700:#1356c9;
  --sky:#7fb3ff;
  --ink:#1b2430;
  --muted:#5b6b7f;
  --line:#e4e9f1;
  --bg:#f5f7fb;
  --card:#ffffff;
  --white:#ffffff;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(13,38,76,.10);
  --shadow-lg:0 24px 60px rgba(13,38,76,.18);
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none;transition:color .2s}
a:hover{color:var(--blue-700)}
h1,h2,h3,h4{line-height:1.2;color:var(--navy-800);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;letter-spacing:-.3px}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section--tight{padding:56px 0}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}
.center .lead{margin-left:auto;margin-right:auto}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:2.5px;
  text-transform:uppercase;color:var(--blue-600);
  background:rgba(45,139,255,.10);padding:6px 14px;border-radius:50px;margin-bottom:18px;
}
.text-grad{
  background:linear-gradient(100deg,var(--blue-500),var(--sky));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-weight:700;font-size:.98rem;border:0;border-radius:50px;
  padding:14px 28px;transition:transform .2s var(--ease),box-shadow .2s,background .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(120deg,var(--blue-500),var(--blue-700));color:#fff;box-shadow:0 10px 24px rgba(29,111,224,.35)}
.btn-primary:hover{color:#fff;box-shadow:0 14px 30px rgba(29,111,224,.45)}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border:1.5px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff}
.btn-outline{background:transparent;color:var(--blue-600);border:1.5px solid var(--blue-600)}
.btn-outline:hover{background:var(--blue-600);color:#fff}
.btn-sm{padding:10px 20px;font-size:.9rem}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(8,24,48,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s;
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav .logo img{height:42px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:rgba(255,255,255,.82);font-weight:600;font-size:.95rem;
  padding:9px 14px;border-radius:8px;transition:color .2s,background .2s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{color:#fff;background:rgba(45,139,255,.22)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.3s}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 500px at 80% -10%,rgba(45,139,255,.35),transparent 60%),
    radial-gradient(700px 500px at 0% 110%,rgba(19,86,201,.40),transparent 55%),
    linear-gradient(160deg,var(--navy-900),var(--navy-700));
}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.5}
.hero .container{position:relative;z-index:2}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;padding:90px 0 100px}
.hero h1{color:#fff}
.hero p{color:rgba(255,255,255,.85);font-size:1.18rem;max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-badges{display:flex;gap:26px;flex-wrap:wrap;margin-top:40px}
.hero-badge b{display:block;font-size:1.6rem;font-weight:800;color:#fff}
.hero-badge span{font-size:.82rem;color:var(--sky)}
.page-hero{padding:80px 0 60px;text-align:center;color:#fff}
.page-hero h1{color:#fff}
.page-hero p{color:rgba(255,255,255,.82);max-width:680px;margin:0 auto}
.hero-visual{
  position:relative;background:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:26px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  box-shadow:var(--shadow-lg);
}
.hero-visual .code-dot{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:6px}
.hero-visual pre{
  margin:16px 0 0;font-family:'Consolas',monospace;font-size:.84rem;line-height:1.9;
  color:#cfe2ff;white-space:pre-wrap;
}
.hero-visual .tk{color:var(--sky)}
.hero-visual .tg{color:#7CE7B0}
.hero-visual .ty{color:#FFD479}

/* ---------- Generic cards ---------- */
.grid{display:grid;gap:26px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow);transition:transform .3s var(--ease),box-shadow .3s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card .ic{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(45,139,255,.16),rgba(19,86,201,.10));
  color:var(--blue-600);font-size:1.5rem;margin-bottom:18px;
}
.card h3{margin-bottom:.5rem}
.card p{color:var(--muted);margin-bottom:0}

/* ---------- Section heading ---------- */
.sec-head{max-width:720px;margin:0 auto 52px;text-align:center}
.sec-head p{color:var(--muted);font-size:1.08rem;margin-bottom:0}

/* ---------- Stats / counters ---------- */
.stats{background:linear-gradient(135deg,var(--navy-800),var(--navy-600));color:#fff}
.stats .grid{text-align:center}
.stat b{display:block;font-size:clamp(2rem,4vw,3rem);font-weight:800;color:#fff}
.stat span{color:var(--sky);font-weight:600;letter-spacing:.4px}

/* ---------- Products ---------- */
.product{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:42px;box-shadow:var(--shadow);margin-bottom:30px;
}
.product:nth-child(even) .product-media{order:2}
.product-media{
  border-radius:16px;min-height:240px;display:grid;place-items:center;color:#fff;
  font-weight:800;font-size:2.4rem;letter-spacing:1px;position:relative;overflow:hidden;
}
.pm-trustlist{background:linear-gradient(135deg,#1d6fe0,#0a3a8f)}
.pm-rutbaerp{background:linear-gradient(135deg,#0e9f6e,#066b4a)}
.pm-rutbapk{background:linear-gradient(135deg,#7c3aed,#4c1d95)}
.pm-mediafs{background:linear-gradient(135deg,#0891b2,#155e75)}
.pm-mta{background:linear-gradient(135deg,#e11d48,#881337)}
.product-media small{position:absolute;bottom:14px;font-size:.8rem;opacity:.8;letter-spacing:2px;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 20px}
.chip{font-size:.8rem;font-weight:600;color:var(--navy-700);background:#eef3fb;border:1px solid var(--line);padding:6px 12px;border-radius:50px}
.tag{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--blue-600);margin-bottom:8px}

/* ---------- Open-source / npm package cards ---------- */
.pkg-card{display:flex;flex-direction:column}
.pkg-card .ic{background:linear-gradient(135deg,#e11d48,#9f1239);color:#fff;font-size:1rem;font-weight:800;letter-spacing:.5px}
.pkg-card h3{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:1.15rem;word-break:break-word}
.pkg-card .chips{margin:14px 0 18px}
.pkg-card .btn-row{margin-top:auto}
.pkg-install{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.82rem;background:var(--navy-900,#0a1f3d);color:#e6eefc;border-radius:9px;padding:9px 13px;margin:14px 0 4px;overflow-x:auto;white-space:nowrap}
.pkg-install .np{color:#7fd1a8;-webkit-user-select:none;user-select:none}

/* ---------- Profile card (full-width branded image) ---------- */
.profile-card{margin:0 0 18px;border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg)}
.profile-card img{width:100%;display:block}
.profile-actions{justify-content:center;margin:0 0 46px}

/* ---------- Team ---------- */
.team-feature{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  overflow:hidden;box-shadow:var(--shadow);margin-bottom:46px;
}
.team-feature img{width:100%;height:100%;object-fit:cover}
.team-feature .tf-body{padding:18px 40px 18px 0}
.team-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.team-card{
  background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .3s var(--ease),box-shadow .3s;
}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.team-card img{width:100%;height:auto;display:block;background:#0a1f3d}
.team-card .tc-body{padding:18px 22px 24px}
.team-card h3{margin-bottom:2px}
.team-card .role{color:var(--blue-600);font-weight:600;font-size:.92rem;margin-bottom:10px}
.team-card p{color:var(--muted);font-size:.93rem;margin-bottom:0}

/* ---------- Timeline ---------- */
.timeline{position:relative;max-width:780px;margin:0 auto;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--blue-500),var(--blue-700))}
.tl-item{position:relative;padding:0 0 34px 28px}
.tl-item::before{content:"";position:absolute;left:-30px;top:4px;width:18px;height:18px;border-radius:50%;background:var(--blue-500);border:4px solid #fff;box-shadow:0 0 0 2px var(--blue-500)}
.tl-item h4{margin-bottom:4px;color:var(--navy-800)}
.tl-item span{font-size:.82rem;font-weight:700;color:var(--blue-600);letter-spacing:1px}
.tl-item p{color:var(--muted);margin:6px 0 0}

/* ---------- Values list ---------- */
.value{display:flex;gap:16px;align-items:flex-start}
.value .vic{flex:none;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-500),var(--blue-700));color:#fff;font-size:1.2rem}
.value h4{margin-bottom:3px}
.value p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- Tech stack ---------- */
.tech-cloud{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:880px;margin:0 auto}
.tech-cloud span{
  background:var(--card);border:1px solid var(--line);border-radius:50px;
  padding:10px 20px;font-weight:600;color:var(--navy-700);box-shadow:var(--shadow);
  transition:transform .2s,border-color .2s;
}
.tech-cloud span:hover{transform:translateY(-3px);border-color:var(--blue-500);color:var(--blue-600)}

/* ---------- CTA band ---------- */
.cta-band{
  background:
    radial-gradient(600px 300px at 100% 0,rgba(45,139,255,.4),transparent 60%),
    linear-gradient(135deg,var(--navy-800),var(--navy-600));
  color:#fff;border-radius:24px;padding:60px;text-align:center;box-shadow:var(--shadow-lg);
}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 26px}

/* ---------- Downloads ---------- */
.dl{display:flex;align-items:center;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.dl:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.dl .dl-ic{flex:none;width:54px;height:54px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#e11d48,#9f1239);color:#fff;font-weight:800;font-size:.85rem}
.dl .dl-ic.zip{background:linear-gradient(135deg,#0e9f6e,#066b4a)}
.dl .dl-ic.doc{background:linear-gradient(135deg,#1d6fe0,#0a3a8f)}
.dl h4{margin:0 0 2px}
.dl p{margin:0;color:var(--muted);font-size:.88rem}
.dl .dl-meta{margin-left:auto;text-align:right;color:var(--muted);font-size:.82rem;white-space:nowrap}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--navy-700)}
.form-field input,.form-field textarea,.form-field select{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:10px;
  font:inherit;font-size:.95rem;background:#fbfcfe;transition:border-color .2s,box-shadow .2s;
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
  outline:0;border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(45,139,255,.16);background:#fff;
}
.form-note{font-size:.85rem;color:var(--muted);margin-top:8px}
.info-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px}
.info-row .ic{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-500),var(--blue-700));color:#fff;font-size:1.1rem}
.info-row b{display:block;color:var(--navy-800)}
.info-row span{color:var(--muted);font-size:.95rem}
.form-msg{display:none;background:#e7f8ef;border:1px solid #9fe3c0;color:#0a6b46;padding:14px 18px;border-radius:10px;margin-bottom:18px;font-weight:600}
.form-msg.show{display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:rgba(255,255,255,.72);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.site-footer h5{color:#fff;font-size:.95rem;letter-spacing:.5px;margin:0 0 16px;text-transform:uppercase}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.7)}
.site-footer a:hover{color:#fff}
.footer-logo img{height:40px;margin-bottom:16px}
.footer-about{max-width:320px;font-size:.92rem}
.footer-soc{display:flex;gap:10px;margin-top:16px}
.footer-soc a{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.08);color:#fff;font-weight:700;font-size:.85rem}
.footer-soc a:hover{background:var(--blue-600)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);margin-top:46px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.86rem;color:rgba(255,255,255,.55)}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Misc ---------- */
.badge-note{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue-500);border-radius:10px;padding:18px 22px;color:var(--muted);box-shadow:var(--shadow)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.li-check{list-style:none;padding:0;margin:0}
.li-check li{position:relative;padding:7px 0 7px 30px;color:var(--ink)}
.li-check li::before{content:"✓";position:absolute;left:0;top:7px;width:20px;height:20px;border-radius:50%;background:rgba(45,139,255,.15);color:var(--blue-600);font-size:.75rem;font-weight:800;display:grid;place-items:center}

/* ---------- Utilities ---------- */
.bg-panel{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.actions-center{justify-content:center}
.mt-12{margin-top:12px}
.mt-16{margin-bottom:16px}
.align-center{align-items:center}
.ic-tl{background:linear-gradient(135deg,#1d6fe0,#0a3a8f);color:#fff}
.ic-erp{background:linear-gradient(135deg,#0e9f6e,#066b4a);color:#fff}
.ic-pk{background:linear-gradient(135deg,#7c3aed,#4c1d95);color:#fff}
.dot{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:6px}
.dot-r{background:#ff5f57}.dot-y{background:#febc2e}.dot-g{background:#28c840}
.ink-strong{color:var(--navy-800)}
.mt-lg{margin-top:22px}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:64px 0 70px}
  .hero-visual{display:none}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .product,.team-feature,.contact-grid{grid-template-columns:1fr}
  .product:nth-child(even) .product-media{order:0}
  .team-feature .tf-body{padding:0 28px 30px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav-toggle{display:block}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--navy-800);padding:10px 16px 18px;
    border-bottom:1px solid rgba(255,255,255,.1);
    transform:translateY(-140%);transition:transform .35s var(--ease);max-height:calc(100vh - 74px);overflow:auto;
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 12px;border-radius:8px}
  .nav-cta{margin:8px 0 0}
  .g-2,.g-3,.g-4,.team-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .cta-band{padding:40px 24px}
  .footer-grid{grid-template-columns:1fr}
  .product,.card{padding:26px}
}