@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg:        #050809;
  --bg-2:      #080d10;
  --panel:     rgba(10, 16, 20, 0.95);
  --panel-2:   rgba(7, 12, 15, 0.98);
  --border:    rgba(255,255,255,0.06);
  --border-g:  rgba(52,219,127,0.18);
  --text:      #e8f0ec;
  --text-2:    #c0cfca;
  --muted:     #667a72;
  --accent:    #34db7f;
  --accent-dim: rgba(52,219,127,0.10);
  --accent-glow: rgba(52,219,127,0.22);
  --r-card:    16px;
  --r-btn:     10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ─── BACKGROUND ─── */
.bg-canvas {
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 70% 50% at 15% 0%, rgba(52,219,127,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 85% 100%, rgba(30,167,255,0.04) 0%, transparent 60%),
    var(--bg);
}

.bg-grid {
  position: fixed; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(52,219,127,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(52,219,127,0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  pointer-events: none;
}

/* ─── HEADER ─── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(5, 8, 9, 0.88);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 28px;
  height: 64px; display: flex; align-items: center;
  justify-content: space-between; gap: 20px;
}

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

.brand-mark {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--accent), #1a9950);
  color: #040d08;
  font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 18px;
  box-shadow: 0 4px 16px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.2);
}

.brand-text h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px; font-weight: 700; letter-spacing: 0.08em;
  color: var(--text); line-height: 1;
}

.brand-text p {
  font-size: 11px; color: var(--muted); line-height: 1;
  margin-top: 3px; letter-spacing: 0.02em;
}

.top-nav { display: flex; align-items: center; gap: 4px; }

.top-nav a {
  padding: 7px 14px;
  border: 1px solid var(--border); border-radius: var(--r-btn);
  color: var(--muted); font-size: 13px; font-weight: 500;
  transition: all 0.2s;
}

.top-nav a:hover {
  color: var(--text); border-color: var(--border-g);
  background: var(--accent-dim);
}

/* ─── MAIN ─── */
main { max-width: 1160px; margin: 0 auto; padding: 36px 28px 80px; }

/* ─── HERO — nowy, konkretny ─── */
.hero {
  margin-bottom: 28px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 44px 52px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; top: -80px; right: -80px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(52,219,127,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px 5px 8px; border-radius: 6px;
  background: var(--accent-dim); border: 1px solid var(--border-g);
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif; font-size: 11px;
  font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 20px;
}

.badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 6px var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-info h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700; line-height: 1.1; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 12px;
}

.hero-info > p {
  font-size: 15px; color: var(--muted); max-width: 560px;
  line-height: 1.65; margin-bottom: 28px;
}

/* stats row */
.hero-stats {
  display: flex; align-items: center; gap: 0;
  margin-bottom: 28px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: fit-content;
  overflow: hidden;
}

.stat {
  display: flex; flex-direction: column;
  padding: 14px 24px; gap: 3px;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px; font-weight: 700; color: var(--text); line-height: 1;
}

.stat-num.accent { color: var(--accent); }

.stat-label {
  font-size: 11px; color: var(--muted); line-height: 1; letter-spacing: 0.02em;
}

.stat-divider {
  width: 1px; height: 36px;
  background: var(--border); flex-shrink: 0;
}

.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: var(--r-btn);
  font-weight: 600; font-size: 14px; transition: all 0.2s;
  cursor: pointer; border: none;
}

.btn-primary {
  background: var(--accent); color: #040d08;
  box-shadow: 0 4px 18px rgba(52,219,127,0.28);
}

.btn-primary:hover {
  background: #3dfb93;
  box-shadow: 0 6px 24px rgba(52,219,127,0.42);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255,255,255,0.04); color: var(--text-2);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.07); border-color: var(--border-g);
  color: var(--text); transform: translateY(-1px);
}

/* ─── LAYOUT ─── */
.page-layout {
  display: grid; grid-template-columns: 220px 1fr;
  gap: 20px; align-items: start;
}

/* ─── SIDEBAR ─── */
.sidebar {
  position: sticky; top: 84px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 18px;
  display: flex; flex-direction: column; gap: 0;
}

.sidebar-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
  padding: 0 8px; margin-bottom: 8px;
}

.sidebar nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 16px; }

.sidebar a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: 8px;
  color: var(--muted); font-size: 13.5px; font-weight: 500;
  transition: all 0.18s; border: 1px solid transparent;
}

.sidebar a:hover,
.sidebar a.active {
  background: var(--accent-dim); border-color: var(--border-g);
  color: var(--text);
}

.sidebar a span {
  display: flex; align-items: center; justify-content: center;
  width: 20px; height: 20px; border-radius: 5px;
  background: rgba(255,255,255,0.05);
  font-size: 10px; font-weight: 700; color: var(--accent);
  font-family: 'Space Grotesk', sans-serif; flex-shrink: 0;
}

/* sidebar meta */
.sidebar-meta {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  display: flex; flex-direction: column; gap: 8px;
}

.meta-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px;
}

.meta-row span { color: var(--muted); }
.meta-row strong { color: var(--text-2); font-weight: 500; }
.meta-row strong.green { color: var(--accent); }

/* ─── CONTENT ─── */
.content { display: flex; flex-direction: column; gap: 16px; }

/* ─── RULES CARD ─── */
.rules-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 28px;
  transition: border-color 0.2s;
}

.rules-card:hover { border-color: rgba(52,219,127,0.08); }

.card-header {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 20px; border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.card-num {
  width: 44px; height: 44px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--accent-dim); border: 1px solid var(--border-g);
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  font-size: 13px; color: var(--accent); flex-shrink: 0;
}

.card-meta h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px; font-weight: 700; letter-spacing: -0.025em;
  color: var(--text); line-height: 1.1;
}

.card-meta p { font-size: 13px; color: var(--muted); margin-top: 3px; }

/* ─── RULE BLOCKS ─── */
.rule-block {
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 10px;
  transition: border-color 0.2s, background 0.2s;
}

.rule-block:last-child { margin-bottom: 0; }

.rule-block:hover {
  background: rgba(255,255,255,0.027);
  border-color: rgba(52,219,127,0.1);
}

.rule-block h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px; font-weight: 600; color: var(--accent);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

.rule-block h3::before {
  content: ''; width: 3px; height: 13px;
  background: var(--accent); border-radius: 2px; flex-shrink: 0;
}

.rule-block p {
  font-size: 13.5px; color: var(--text-2); line-height: 1.7;
  margin-bottom: 6px;
}

.rule-block p:last-child { margin-bottom: 0; }
.rule-block strong { color: var(--text); font-weight: 600; }

.rule-block ul {
  margin: 6px 0 10px 0; padding-left: 0;
  list-style: none; display: flex; flex-direction: column; gap: 4px;
}

.rule-block ul li {
  font-size: 13.5px; color: var(--text-2);
  padding-left: 16px; position: relative; line-height: 1.6;
}

.rule-block ul li::before {
  content: '›'; position: absolute; left: 3px;
  color: var(--accent); font-weight: 700;
}

/* placeholder */
.rule-block.placeholder {
  border-style: dashed; border-color: rgba(255,255,255,0.06);
  background: rgba(52,219,127,0.02);
}
.rule-block.placeholder h3 { color: var(--muted); }
.rule-block.placeholder h3::before { background: var(--muted); }

/* contact */
.contact-body {
  display: flex; align-items: center; gap: 14px;
  padding: 18px; background: var(--accent-dim);
  border: 1px solid var(--border-g); border-radius: 10px;
  font-size: 13.5px; color: var(--text-2);
}

.contact-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(52,219,127,0.12);
  display: grid; place-items: center; font-size: 18px; flex-shrink: 0;
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--border); padding: 28px;
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}

.footer-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px; font-weight: 600; color: var(--text-2);
}

footer p { font-size: 12px; color: var(--muted); }

/* ─── SCROLL TO TOP ─── */
.to-top {
  position: fixed; right: 22px; bottom: 22px;
  width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--panel);
  color: var(--text-2); cursor: pointer;
  opacity: 0; pointer-events: none; transition: all 0.25s;
  font-size: 16px; display: grid; place-items: center;
  backdrop-filter: blur(12px);
}

.to-top.visible { opacity: 1; pointer-events: auto; }

.to-top:hover {
  background: var(--accent-dim); border-color: var(--border-g);
  color: var(--accent); transform: translateY(-2px);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 960px) {
  .hero { padding: 32px; }
  .page-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  footer { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  main { padding: 20px 14px 60px; }
  .hero { padding: 24px; }
  .hero-stats { flex-wrap: wrap; }
  .header-inner { padding: 0 14px; }
  .rules-card { padding: 18px; }
}