/* =========================================================
   Nie jej Księżyc — base styles
   System: deep night, editorial brutalist
   ========================================================= */

:root {
  /* Colors */
  --ink: #f3efe7;           /* warm off-white */
  --ink-dim: #a8a197;       /* muted text */
  --ink-faint: #54514c;     /* dividers, captions */
  --bg: #050507;            /* near-black with cool undertone */
  --bg-2: #0c0c10;
  --accent: #c8b684;        /* warm pale gold, very restrained */
  --line: rgba(243, 239, 231, 0.14);
  --line-strong: rgba(243, 239, 231, 0.35);

  /* Type */
  --serif: "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --sans: "Inter Tight", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
}

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

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  position: relative;
  min-height: 100vh;
}

/* Ziarniste tło z subtelnymi "gwiazdami" */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1px 1px at 20% 30%, rgba(200,220,255,0.5), transparent 50%),
    radial-gradient(1px 1px at 80% 70%, rgba(255,240,220,0.35), transparent 50%),
    radial-gradient(1px 1px at 40% 80%, rgba(180,210,255,0.4), transparent 50%),
    radial-gradient(1px 1px at 70% 20%, rgba(255,250,230,0.3), transparent 50%),
    radial-gradient(1px 1px at 15% 60%, rgba(220,230,255,0.3), transparent 50%),
    radial-gradient(1px 1px at 90% 45%, rgba(200,200,220,0.25), transparent 50%),
    radial-gradient(1px 1px at 55% 10%, rgba(255,240,200,0.3), transparent 50%),
    radial-gradient(1px 1px at 30% 90%, rgba(180,200,230,0.25), transparent 50%),
    radial-gradient(1px 1px at 65% 55%, rgba(220,220,240,0.2), transparent 50%);
  background-size: 800px 800px, 700px 700px, 900px 900px, 600px 600px, 750px 750px, 820px 820px, 680px 680px, 900px 900px, 550px 550px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.9;
}

/* Grain noise overlay */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
}

main, header, footer, nav { position: relative; z-index: 2; }

/* =========================================================
   Typography primitives
   ========================================================= */

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-weight: 400;
}

.num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--ink-faint);
  font-weight: 400;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.05;
  color: var(--ink);
}

.display {
  font-family: var(--serif);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-size: clamp(42px, 7.5vw, 120px);
}

.display em {
  font-style: italic;
  color: var(--accent);
  font-weight: 300;
}

.h2 {
  font-size: clamp(32px, 4.5vw, 64px);
  font-weight: 300;
  letter-spacing: -0.015em;
}

.h3 {
  font-size: clamp(22px, 2.2vw, 32px);
  font-weight: 300;
}

.body {
  font-family: var(--sans);
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.65;
  color: var(--ink-dim);
  font-weight: 300;
  max-width: 58ch;
  text-wrap: pretty;
}

.body strong {
  color: var(--ink);
  font-weight: 500;
}

.lead {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 1.6vw, 24px);
  line-height: 1.5;
  color: var(--ink);
  font-weight: 300;
  max-width: 34ch;
}

hr.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* =========================================================
   Layout
   ========================================================= */

.wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
}

@media (max-width: 768px) {
  .wrap { padding: 0 24px; }
}

/* Top navigation */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 22px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(8px);
  background: linear-gradient(to bottom, rgba(5,5,7,0.7), rgba(5,5,7,0));
}

.nav-brand {
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-brand .mark {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 65% 40%, #d8d4cc 0%, #8a8680 40%, #2a2824 75%, #050507 100%);
  box-shadow: inset -3px -2px 4px rgba(0,0,0,0.6), 0 0 12px rgba(200,182,132,0.15);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-links a:hover { color: var(--ink); }

.nav-cta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  padding: 10px 18px;
  border: 1px solid var(--line-strong);
  transition: all 0.3s ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .nav-links { display: none; }
}

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 18px 28px;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.2, 0.6, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink);
  transform: translateY(101%);
  transition: transform 0.4s cubic-bezier(0.2, 0.6, 0.2, 1);
  z-index: -1;
}

.btn:hover::before { transform: translateY(0); }
.btn:hover { color: var(--bg); }

.btn .arrow {
  transition: transform 0.3s ease;
}

.btn:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--ink-dim);
}

.btn-ghost:hover {
  color: var(--bg);
}

/* =========================================================
   Section wrapper
   ========================================================= */

section {
  position: relative;
  padding: 140px 0;
  border-top: 1px solid var(--line);
}

section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

@media (max-width: 768px) {
  section { padding: 80px 0; }
}

.sec-head {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 60px;
  margin-bottom: 80px;
}

.sec-head .num-label { color: var(--ink-faint); }

.sec-head .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 12px;
  display: block;
}

@media (max-width: 768px) {
  .sec-head {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 40px;
  }
}

/* =========================================================
   Footer
   ========================================================= */

.foot {
  padding: 80px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.foot h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 16px;
}

.foot a {
  color: var(--ink-dim);
  text-decoration: none;
  display: block;
  padding: 4px 0;
  transition: color 0.2s ease;
}

.foot a:hover { color: var(--ink); }

.foot-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

@media (max-width: 768px) {
  .foot-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}