/* PROFESSIONAL THEME */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Playfair+Display:wght@600&display=swap');

:root {
  --bg-body: #f5f7fa;
  --bg-surface: #ffffff;
  --text-main: #1c1c1e;
  --text-muted: #6c757d;
  --accent: #0099cc;
  --accent-hover: #0077a3;
  --radius: 6px;
  --shadow: 0 2px 6px rgba(0,0,0,.06);
  --font-header: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --spacing-xs: .5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, .95rem + .25vw, 1.125rem);
  line-height: 1.6;
  color: var(--text-main);
  background: var(--bg-body);
}

h1, h2, h3 {
  font-family: var(--font-header);
  font-weight: 600;
  margin: 0 0 var(--spacing-sm);
  line-height: 1.3;
}

h1 { font-size: clamp(2rem, 1.7rem + 1.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 1.1rem + .75vw, 1.75rem); }

p { margin: 0 0 var(--spacing-sm); }

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

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

/* LAYOUT */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-md) 0;
}

/* HEADER – Floating Watermark */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(4px);
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.logo {
  font-family: var(--font-header);
  font-size: 1.5rem;
  color: var(--accent);
}

/* NAV – Desktop */
.main-nav ul {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-weight: 500;
  color: var(--text-main);
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: border-color .2s;
}
.main-nav a:hover { border-color: var(--accent); }

/* MOBILE MENU – Checkbox Hack */
#menu-toggle { display: none; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  transition: transform .2s;
}

@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: translateY(-120%);
    transition: transform .3s ease;
  }
  .main-nav ul {
    flex-direction: column;
    padding: var(--spacing-md);
  }
  #menu-toggle:checked ~ .main-nav { transform: translateY(0); }
  #menu-toggle:checked ~ .hamburger span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
  #menu-toggle:checked ~ .hamburger span:nth-child(2) { opacity: 0; }
  #menu-toggle:checked ~ .hamburger span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: .75rem 1.5rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-weight: 500;
  transition: background .2s;
}
.btn:hover { background: var(--accent-hover); color: #fff; }

/* CARDS – Offers */
.job-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.job-card h3 { margin-bottom: var(--spacing-xs); }
.job-card .meta {
  font-size: .875rem;
  color: var(--text-muted);
}

/* GRIDS */
.offers-grid,
.partners-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .offers-grid,
  .partners-grid { grid-template-columns: 1fr; }
}

/* PARTNERS – Mosaic */
.partner-link {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-md);
  text-align: center;
  font-weight: 500;
  color: var(--text-main);
  transition: box-shadow .2s;
}
.partner-link:hover { box-shadow: 0 4px 12px rgba(0,0,0,.08); }

/* SHOW MORE – Checkbox Hack */
.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; }

/* ACCORDION – FAQ */
details {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}
summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
  padding: var(--spacing-xs) 0;
}
details[open] summary { margin-bottom: var(--spacing-sm); }

/* FOOTER */
.site-footer {
  background: var(--text-main);
  color: #fff;
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
}
.footer-section h4 {
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-header);
}
.footer-section a { color: #cbd5e1; }
.footer-section a:hover { color: #fff; }

/* UTILS */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }