/* =============================================
   SmartNetStudio — Główny arkusz stylów
   Wersja: 1.0 | 2026
   ============================================= */

:root {
  --bg:       #050508;
  --bg2:      #0a0a10;
  --bg3:      #0f0f18;
  --surface:  #13131e;
  --surface2: #1a1a28;
  --border:   rgba(120,100,255,0.15);
  --accent:   #7c5cff;
  --accent2:  #00e5ff;
  --accent3:  #ff4d8d;
  --text:     #f0eeff;
  --text2:    #9b97c0;
  --text3:    #6b6890;
  --radius:   4px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(124,92,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,92,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ===== TICKER ===== */
.ticker {
  background: var(--accent);
  padding: 7px 0;
  overflow: hidden;
  position: relative;
  z-index: 100;
}
.ticker-track {
  display: flex;
  gap: 60px;
  animation: ticker 30s linear infinite;
  white-space: nowrap;
  width: max-content;
}
.ticker-item {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ticker-item::before { content: '◆'; opacity: 0.5; font-size: 7px; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ===== NAV ===== */
nav {
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 5%;
  background: rgba(5,5,8,0.88);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 19px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.logo span { color: var(--accent); }
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  transition: color var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent2); }
.nav-cta {
  background: var(--accent);
  color: #fff !important;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 9px 18px;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.nav-cta:hover { background: #9575ff; transform: translateY(-1px); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 30px rgba(124,92,255,0.25);
}
.btn-primary:hover { background: #9575ff; transform: translateY(-2px); box-shadow: 0 0 50px rgba(124,92,255,0.45); }
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text2);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--accent2); color: var(--accent2); }

/* ===== SECTION ===== */
section { position: relative; z-index: 2; padding: 90px 5%; }
.section-tag {
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-tag::before { content: ''; display: block; width: 28px; height: 1px; background: var(--accent); }
h1, h2, h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
h1 { font-size: clamp(40px, 5.5vw, 76px); margin-bottom: 22px; }
h2 { font-size: clamp(28px, 3.5vw, 48px); margin-bottom: 18px; }
h3 { font-size: clamp(18px, 2vw, 24px); margin-bottom: 12px; }
.gradient-text {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-intro {
  font-size: 16px;
  color: var(--text2);
  max-width: 540px;
  margin-bottom: 52px;
  line-height: 1.75;
  font-weight: 300;
}

/* ===== CARDS ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.card:hover { background: var(--surface2); transform: translateY(-3px); border-color: rgba(124,92,255,0.3); }
.card:hover::before { transform: scaleX(1); }

/* ===== BADGE ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(124,92,255,0.1);
  border: 1px solid rgba(124,92,255,0.25);
  color: var(--accent2);
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 2px;
}
.badge-cyan { background: rgba(0,229,255,0.08); border-color: rgba(0,229,255,0.2); color: var(--accent2); }
.badge-pink { background: rgba(255,77,141,0.08); border-color: rgba(255,77,141,0.2); color: var(--accent3); }

/* ===== STATS ROW ===== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 2;
}
.stat-box {
  background: var(--bg);
  padding: 38px 5%;
  text-align: center;
  transition: background var(--transition);
}
.stat-box:hover { background: var(--surface); }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 6px;
  color: var(--accent);
}
.stat-num.c { color: var(--accent2); }
.stat-num.p { color: var(--accent3); }
.stat-label {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
}

/* ===== FOOTER ===== */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 56px 5% 28px;
  position: relative;
  z-index: 2;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 44px;
  margin-bottom: 44px;
}
.footer-brand p { font-size: 13px; color: var(--text3); line-height: 1.7; margin-top: 12px; max-width: 250px; }
.footer-col h4 {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--text2);
  text-decoration: none;
  margin-bottom: 9px;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--accent2); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  color: var(--text3);
}

/* ===== FAQ ===== */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  cursor: pointer;
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
  user-select: none;
  gap: 20px;
}
.faq-q:hover { color: var(--accent2); }
.faq-icon {
  flex-shrink: 0;
  width: 22px; height: 22px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Space Mono', monospace;
  font-size: 14px;
  color: var(--accent);
  transition: all 0.2s;
}
.faq-item.open .faq-icon { background: var(--accent); color: #fff; border-color: var(--accent); transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.2s;
  font-size: 14px;
  color: var(--text2);
  line-height: 1.8;
}
.faq-item.open .faq-a { max-height: 300px; padding-bottom: 20px; }

/* ===== FADE UP ===== */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  section { padding: 60px 5%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}