/* Arsenał Zakroczym — strona MVP
   Paleta placeholder (do wymiany po inputie Luisa): militarny grafit + oliwka + jasny piasek */

:root {
  --bg: #1f2420;
  --bg-elev: #2a302a;
  --bg-light: #e8e3d8;
  --fg: #f3efe5;
  --fg-muted: #b9b3a4;
  --accent: #6b7a4f;
  --accent-strong: #8a9963;
  --danger: #c0392b;
  --border: rgba(255, 255, 255, 0.08);
  --max-width: 1100px;
  --radius: 6px;
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
}
a:hover, a:focus { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

/* === HEADER === */

.site-header {
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg);
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  font-weight: 900;
  color: var(--fg);
}

/* Mobile menu toggle */
.menu-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
}

.nav {
  display: none;
}

.nav.open {
  display: block;
}

.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.nav a {
  display: block;
  padding: 0.9rem 1rem;
  color: var(--fg);
  border-top: 1px solid var(--border);
  font-weight: 500;
}

.nav a.active {
  color: var(--accent-strong);
}

@media (max-width: 720px) {
  .nav {
    width: 100%;
    order: 3;
  }
}

@media (min-width: 721px) {
  .menu-toggle { display: none; }
  .nav {
    display: block;
  }
  .nav ul {
    flex-direction: row;
    gap: 0.25rem;
  }
  .nav a {
    border-top: none;
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius);
  }
  .nav a:hover, .nav a.active {
    background: var(--bg);
    text-decoration: none;
  }
}

/* === HERO === */

.hero {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elev) 100%);
  padding: 3rem 1rem 2.5rem;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  margin: 0 0 0.5rem;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.hero .lead {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 720px;
  margin: 0 auto 1.5rem;
}

.cta {
  display: inline-block;
  background: var(--accent);
  color: var(--fg);
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid var(--accent);
  transition: background 0.15s, transform 0.05s;
}
.cta:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  text-decoration: none;
}
.cta:active { transform: translateY(1px); }

/* === MAIN === */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1rem;
}

section {
  margin-bottom: 2.5rem;
}

h2 {
  font-size: 1.5rem;
  margin: 0 0 1rem;
  color: var(--fg);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.4rem;
  display: inline-block;
}

h3 {
  font-size: 1.15rem;
  margin: 1.4rem 0 0.5rem;
  color: var(--accent-strong);
}

p { margin: 0.5rem 0 1rem; }

/* === FEATURE GRID (O nas) === */

.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .features {
    grid-template-columns: 1fr 1fr;
  }
}

.feature {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 1.2rem 1.3rem;
  border-radius: var(--radius);
}

.feature h3 {
  margin-top: 0;
}

/* === KONTAKT === */

.contacts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 720px) {
  .contacts {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 1.2rem;
  border-radius: var(--radius);
}

.contact-card .role {
  color: var(--fg-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-card .name {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0.2rem 0 0.6rem;
}

.contact-card a {
  display: inline-block;
  margin-right: 1rem;
  font-weight: 600;
}

.account-box {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 1.2rem;
  border-radius: var(--radius);
  margin-top: 1.5rem;
}

.account-box .iban {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  word-break: break-all;
}

/* === DOKUMENTY === */

.doc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

.doc-list li a {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.2rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg);
  font-weight: 500;
  transition: border-color 0.15s, background 0.15s;
}

.doc-list li a:hover {
  border-color: var(--accent);
  background: var(--bg);
  text-decoration: none;
}

.doc-list .icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  background: var(--accent);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: 0.02em;
}

.doc-list .meta {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 0.15rem;
}

/* === FOOTER === */

.site-footer {
  background: var(--bg-elev);
  border-top: 3px solid var(--accent);
  margin-top: 3rem;
  padding: 2rem 1rem 1.5rem;
  font-size: 0.95rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}

@media (min-width: 720px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
  }
}

.footer-block h4 {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.footer-block p, .footer-block a {
  margin: 0.2rem 0;
  color: var(--fg);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 1.5rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-align: center;
  line-height: 1.6;
}

.operator {
  font-size: 0.78rem;
  opacity: 0.75;
}

/* === UTILS === */

.skip-link {
  position: absolute;
  left: -9999px;
}
.skip-link:focus {
  position: static;
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: var(--fg);
}