/* ═══════════════════════════════════════════════════════
   ZMM Kampery — Wspólny arkusz stylów
   style.css · używany przez: index.html, oferta.html, kamper.html
   ═══════════════════════════════════════════════════════ */

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

/* ── ZMIENNE ── */
:root {
  --red: #e02020; --red-dark: #b81818; --red-light: #fdecea;
  --dark: #1e2229; --dark2: #2d3340; --mid: #6b7280;
  --light: #f4f5f7; --white: #ffffff; --border: #e5e7eb;
  --shadow: 0 4px 24px rgba(30,34,41,0.10);
  --shadow-lg: 0 12px 48px rgba(30,34,41,0.16);
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Barlow', sans-serif;
}

/* ── BASE ── */
html { scroll-behavior: smooth; }
body { background: var(--white); color: var(--dark); font-family: var(--font-body); font-weight: 400; line-height: 1.65; overflow-x: hidden; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--light); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 2px; }

/* ══ NAWIGACJA ══ */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(255,255,255,0.97); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 60px; height: 72px; transition: box-shadow 0.3s; }
nav.scrolled { box-shadow: var(--shadow); }
.nav-logo { font-family: var(--font-display); font-size: 1.4rem; font-weight: 900; text-transform: uppercase; color: var(--dark); text-decoration: none; letter-spacing: 0.5px; }
.nav-logo span { color: var(--red); }
.nav-logo img { height: 44px; width: auto; display: block; }
.nav-links { display: flex; gap: 36px; list-style: none; align-items: center; }
.nav-links a { color: var(--dark2); text-decoration: none; font-size: 0.9rem; font-weight: 500; letter-spacing: 0.3px; transition: color 0.2s; }
.nav-links a:hover { color: var(--red); }
.nav-cta { display: inline-flex !important; align-items: center; gap: 8px; background: var(--red) !important; color: var(--white) !important; padding: 10px 20px; border-radius: 4px; font-weight: 700 !important; letter-spacing: 0.3px; transition: background 0.2s !important; }
.nav-cta:hover { background: var(--red-dark) !important; }
.nav-cta svg { flex-shrink: 0; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--dark); transition: 0.3s; }
.mobile-menu { position: fixed; inset: 0; z-index: 99; background: var(--white); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px; transform: translateX(100%); transition: transform 0.35s cubic-bezier(.77,0,.18,1); }
.mobile-menu.open { transform: translateX(0); }
.mobile-menu a { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--dark); text-decoration: none; letter-spacing: 1px; text-transform: uppercase; }
.mobile-menu a:hover { color: var(--red); }
.mobile-close { position: absolute; top: 24px; right: 24px; font-size: 1.8rem; cursor: pointer; color: var(--dark); background: none; border: none; }

/* ══ BREADCRUMB ══ */
.breadcrumb { display: flex; align-items: center; gap: 0; margin-bottom: 20px; font-size: 0.78rem; font-weight: 500; }
.breadcrumb a { color: rgba(255,255,255,0.45); text-decoration: none; padding: 4px 10px 4px 0; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { color: rgba(255,255,255,0.2); margin: 0 4px 0 0; font-size: 0.65rem; user-select: none; }
.breadcrumb-current { color: rgba(255,255,255,0.85); font-weight: 600; padding: 4px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }

/* ══ KARTY OGŁOSZEŃ ══ */
.listing-card { border-radius: 10px; overflow: hidden; border: 1px solid var(--border); background: var(--white); transition: transform 0.3s, box-shadow 0.3s; cursor: pointer; text-decoration: none; display: block; color: inherit; }
.listing-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card-img { aspect-ratio: 4/3; background: var(--dark); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.card-img-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%); }
.card-img svg { position: relative; z-index: 1; width: 65%; opacity: 0.1; }
.card-img-badges { position: absolute; top: 12px; left: 12px; z-index: 2; display: flex; gap: 5px; flex-wrap: wrap; }
.card-badge { font-size: 0.62rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; padding: 3px 9px; border-radius: 3px; }
.card-badge-red   { background: var(--red); color: var(--white); }
.card-badge-white { background: rgba(255,255,255,0.18); color: var(--white); border: 1px solid rgba(255,255,255,0.3); backdrop-filter: blur(4px); }
.card-badge-dark  { background: var(--dark); color: var(--white); }
.card-badge-new   { background: #16a34a; color: var(--white); }
.card-badge-used  { background: var(--dark2); color: rgba(255,255,255,0.85); }
.card-body { padding: 16px 18px 20px; }
.card-brand { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 2px; color: var(--red); font-weight: 700; margin-bottom: 4px; }
.card-title { font-family: var(--font-display); font-size: 1.15rem; font-weight: 900; text-transform: uppercase; letter-spacing: -0.2px; margin-bottom: 12px; line-height: 1.1; }
.card-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 14px; }
.card-spec { display: flex; flex-direction: column; gap: 1px; padding: 7px 9px; background: var(--light); border-radius: 5px; }
.card-spec-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--mid); font-weight: 600; }
.card-spec-val { font-size: 0.82rem; font-weight: 700; color: var(--dark); }
.card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 12px; border-top: 1px solid var(--border); }
.card-price-label { font-size: 0.65rem; color: var(--mid); text-transform: uppercase; letter-spacing: 0.5px; }
.card-price-val { font-family: var(--font-display); font-size: 1.25rem; font-weight: 900; color: var(--red); }
.card-cta { display: flex; align-items: center; gap: 5px; font-size: 0.75rem; font-weight: 700; color: var(--dark); text-transform: uppercase; letter-spacing: 0.5px; }

/* ══ SKELETON / EMPTY ══ */
.skeleton { border-radius: 10px; overflow: hidden; background: var(--white); border: 1px solid var(--border); }
.skeleton-img { aspect-ratio: 4/3; background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%); background-size: 200%; animation: shimmer 1.4s infinite; }
.skeleton-body { padding: 16px 18px; display: flex; flex-direction: column; gap: 10px; }
.skeleton-line { height: 12px; border-radius: 4px; background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%); background-size: 200%; animation: shimmer 1.4s infinite; }
.skeleton-line.short { width: 40%; }
.skeleton-line.medium { width: 70%; height: 18px; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.empty-state { grid-column: 1/-1; padding: 60px 20px; text-align: center; color: var(--mid); }
.empty-icon { font-size: 2.5rem; margin-bottom: 12px; }

/* ══ VIBEAPP LINK ══ */
.footer-vibeapp { font-size: 0.78rem; color: rgba(255,255,255,0.25); text-decoration: none; transition: color 0.2s; white-space: nowrap; }
.footer-vibeapp:hover { color: rgba(255,255,255,0.7); }

/* ══ RESPONSYWNOŚĆ WSPÓLNA ══ */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .hamburger { display: flex; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  footer { flex-direction: column; gap: 12px; padding: 20px; }
}