/* ─── SHARED STYLES — OTG Tech Hub ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #ffffff;
--surface: #f4f6f8;
--surface2: #eaf0f3;
--accent: #00C2CB;
--accent-dim: rgba(0,194,203,0.15);
--accent-glow: rgba(0,194,203,0.4);
  --white: #111111;
  --muted: #888888;
  --muted2: #555555;
  --border: rgba(127,119,221,0.12);
  --border2: rgba(255,255,255,0.06);
  --font-display: 'ROBOTO', sans-serif;
  --font-body: 'ROBOTO', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
}
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
}
::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* UTILITIES */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent);
  margin-bottom: 14px;
}
.section-label::before { content: ''; width: 18px; height: 1px; background: var(--accent); }
.section-title {
  font-family: var(--font-display); font-size: clamp(26px, 4vw, 42px);
  font-weight: 800; color: var(--white); line-height: 1.1; margin-bottom: 48px;
}
.section-title span { color: var(--accent); }
.page-body { padding: 120px 0 80px; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 14px; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.25s ease;
  min-height: 44px; white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 0 20px var(--accent-glow); }
.btn-primary:hover { background: #9690e8; box-shadow: 0 0 32px var(--accent-glow); transform: translateY(-1px); }
.btn-ghost { background: var(--accent-glow); color: var(--white); border: 1.5px solid rgba(255,255,255,0.18); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.btn-outline-accent { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline-accent:hover { background: var(--accent); color: #fff; box-shadow: 0 0 20px var(--accent-glow); }

/* NAVBAR */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border2);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 24px;
}
.nav-logo { flex-shrink: 0; display: flex; align-items: center; }
.nav-logo img { height: 200px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  padding: 6px 12px; border-radius: 6px;
  font-size: 13px; font-weight: 500; color: #333333;  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--white); background: var(--accent-dim); }
.nav-links a.active { color: var(--accent); background: var(--accent-dim); }
.nav-cta { flex-shrink: 0; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: all 0.3s ease; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* FOOTER */
.footer { background: #111111; border-top: 1px solid rgba(127,119,221,0.15); padding: 32px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-logo { font-family: var(--font-display); font-size: 16px; font-weight: 800; }
.footer-logo span { color: var(--accent); }
.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { font-size: 13px; color: var(--muted); }
.footer-nav a:hover { color: var(--white); }
.footer-copy { font-size: 12px; color: var(--muted); }

/* MOBILE */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; top: 64px; left: 0; right: 0;
    background: rgba(10,10,12,0.97); backdrop-filter: blur(16px);
    flex-direction: column; padding: 20px; gap: 4px;
    border-bottom: 1px solid var(--border2); display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; font-size: 15px; }
  .nav-cta { display: none; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { justify-content: center; }
}

@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }