/* PROFESSIONAL THEME */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:wght@500;600&display=swap');

:root {
  --bg-body: #f7fbfd;
  --bg-surface: #ffffff;
  --text-main: #1e2b38;
  --text-muted: #6b7c8a;
  --accent: #3da9b8;
  --accent-hover: #2d8a97;
  --radius: 12px;
  --shadow: 0 4px 16px rgba(30,43,56,.06);
  --max-width: 1200px;
  --font-header: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle at 20% 30%, rgba(61,169,184,.04) 0%, transparent 40%),
                    radial-gradient(circle at 80% 70%, rgba(61,169,184,.04) 0%, transparent 40%);
}

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

h1, h2, h3, h4, h5, h6 { font-family: var(--font-header); font-weight: 600; line-height: 1.3; }
h1 { font-size: clamp(2rem, 2.5vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 2vw, 2rem); }
h3 { font-size: clamp(1.25rem, 1.5vw, 1.5rem); }

p { margin-bottom: 1em; }

/* Layout Container */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* 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;
  font-weight: 600;
  color: var(--text-main);
}

/* Navigation */
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.main-nav a {
  font-weight: 500;
  color: var(--text-main);
  transition: color .2s;
}

.main-nav a:hover { color: var(--accent); }

/* Mobile Menu (Checkbox Hack) */
#menu-toggle { display: none; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  transition: .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: translateY(-150%);
    transition: transform .3s;
  }
  .main-nav ul {
    flex-direction: column;
    padding: 1.5rem;
  }
  #menu-toggle:checked ~ .main-nav { transform: translateY(0); }
}

/* 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; }

/* Hero */
.hero {
  padding: 4rem 0 3rem;
  text-align: center;
}
.hero h1 { margin-bottom: 1rem; }
.hero p {
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--text-muted);
}

/* Sections */
section { padding: 3rem 0; }

/* Offers Grid */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 768px) {
  .offers-grid { grid-template-columns: 1fr; }
}

/* Job Card */
.job-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.job-card h3 { margin-bottom: .5rem; }
.job-card .meta {
  font-size: .875rem;
  color: var(--text-muted);
}

/* Advice River (Scroll-snap) */
.advice-river {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
}
.advice-card {
  flex: 0 0 280px;
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  scroll-snap-align: start;
}
.advice-card svg {
  width: 40px;
  height: 40px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 1rem;
}

/* Partners */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 768px) {
  .partners-grid { grid-template-columns: 1fr; }
}
.partner-link {
  display: block;
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  text-align: center;
  color: var(--text-main);
  transition: transform .2s, box-shadow .2s;
}
.partner-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(30,43,56,.08);
}

/* Show More Partners (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; }
.show-more-checkbox { display: none; }
.show-more-container {
  text-align: center;
  margin-top: 2rem;
}

/* FAQ Accordion */
details {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.5rem;
  margin-bottom: 1rem;
}
summary {
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--accent);
  transition: transform .2s;
}
details[open] summary::after { transform: rotate(45deg); }
details > *:not(summary) {
  margin-top: 1rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: var(--text-main);
  color: #fff;
  padding: 3rem 0 2rem;
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}
.footer-section h4 {
  margin-bottom: 1rem;
  font-size: 1.125rem;
}
.footer-section a {
  color: #cbd5e1;
  font-size: .9375rem;
}
.footer-section a:hover { color: #fff; }
.footer-bottom {
  margin-top: 2rem;
  font-size: .875rem;
  color: #94a3b8;
  text-align: center;
}