/* PROFESSIONAL THEME */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600&family=Playfair+Display:wght@700&display=swap');

:root {
  /* Kolory */
  --bg-body: #f5f4f2;
  --bg-surface: #ffffff;
  --text-main: #1e1e1e;
  --text-muted: #7a7a7a;
  --accent: #8b5a2b;
  --accent-hover: #6f451d;
  --border-light: #d3c7b8;
  --shadow: 0 4px 12px rgba(0,0,0,0.08);

  /* Typografia */
  --font-header: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --line-height: 1.6;

  /* Radius */
  --radius: 4px;
}

/* Global Reset & Base */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: var(--line-height);
  -webkit-font-smoothing: antialiased;
}

/* Typografia responsywna */
h1, h2, h3 { font-family: var(--font-header); font-weight: 700; color: var(--text-main); }
h1 { font-size: clamp(1.8rem, 2.5vw, 2.75rem); line-height: 1.2; }
h2 { font-size: clamp(1.4rem, 2vw, 2rem); }
h3 { font-size: clamp(1.1rem, 1.5vw, 1.35rem); }
p  { font-size: clamp(0.95rem, 1.2vw, 1rem); color: var(--text-muted); }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.site-header {
  background: var(--bg-surface);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.logo {
  font-family: var(--font-header);
  font-size: 1.5rem;
  color: var(--text-main);
  letter-spacing: 0.5px;
}

/* Nawigacja Desktop */
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
.main-nav a {
  font-weight: 600;
  color: var(--text-main);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color .2s;
}
.main-nav a:hover { border-color: var(--accent); }

/* Nawigacja Mobile (Checkbox Hack) */
#menu-toggle { display: none; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}
.hamburger span {
  width: 26px;
  height: 3px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform .3s;
}
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-surface);
    box-shadow: var(--shadow);
    transform: translateX(-100%);
    transition: transform .3s ease;
  }
  .main-nav ul {
    flex-direction: column;
    padding: 1.5rem 1rem;
  }
  #menu-toggle:checked ~ .main-nav { transform: translateX(0); }
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background .2s;
}
.btn:hover { background: var(--accent-hover); color: #fff; }

/* Sections */
section {
  padding: 3rem 0;
}
.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}
.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 2px;
  background: var(--accent);
  margin: 0.5rem auto 0;
}

/* Oferty Grid */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 768px) {
  .offers-grid { grid-template-columns: 1fr; }
}

/* Job Card */
.job-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.job-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}
.job-card h3 { margin-bottom: 0.5rem; }
.job-card .meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.job-card .btn { margin-top: 1rem; }

/* Accordion (details/summary) */
.accordion details {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.accordion summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .2s;
}
.accordion summary:hover { background: #faf9f7; }
.accordion summary::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--accent);
  transition: transform .2s;
}
.accordion details[open] summary::after { transform: rotate(45deg); }
.accordion .content {
  padding: 0 1.25rem 1.25rem;
  font-size: clamp(0.9rem, 1.1vw, 0.95rem);
  color: var(--text-muted);
}

/* Partnerzy */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 768px) {
  .partners-grid { grid-template-columns: 1fr; }
}
.partner-link {
  display: block;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.partner-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}
.partner-link h4 { margin-bottom: 0.25rem; }

/* Pokaż więcej – Checkbox Hack (dokładny kod) */
.partners-wrapper .partners-hidden { display: none; }
.partners-wrapper .show-more-checkbox:checked ~ .partners-hidden { display: grid; }
.partners-wrapper .show-more-checkbox:checked ~ .show-more-container { display: none; }
.show-more-container {
  text-align: center;
  margin-top: 1.5rem;
}
.show-more-checkbox { display: none; }

/* Footer */
.site-footer {
  background: var(--text-main);
  color: #e5e5e5;
  padding: 2.5rem 0 1.5rem;
  margin-top: 3rem;
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}
.footer-section h4 {
  font-family: var(--font-header);
  margin-bottom: 0.75rem;
  color: #fff;
}
.footer-section ul {
  list-style: none;
}
.footer-section a {
  color: #ccc;
  font-size: 0.9rem;
}
.footer-section a:hover { color: var(--accent); }
.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.85rem;
  color: #999;
  border-top: 1px solid #333;
  padding-top: 1rem;
}