/* PROFESSIONAL THEME */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');

:root {
  --bg-body: #f5f7fa;
  --bg-surface: #ffffff;
  --text-main: #111827;
  --text-muted: #6b7280;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --nav-bg: #1f2937;
  --nav-text: #f9fafb;
  --footer-bg: #111827;
  --radius: 6px;
  --shadow: 0 2px 4px rgba(0,0,0,.05);
  --shadow-lg: 0 4px 12px rgba(0,0,0,.08);
  --font: 'Inter', sans-serif;
  --max-width: 1200px;
  --gap: 20px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h2 {
  font-size: clamp(1.375rem, 3vw, 2rem);
}

h3 {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

p {
  font-size: clamp(0.9375rem, 2vw, 1rem);
  color: var(--text-muted);
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Layout Container */
.container {
  width: min(90%, var(--max-width));
  margin-inline: auto;
  padding-block: 2rem;
}

/* Header */
.site-header {
  background: var(--nav-bg);
  color: var(--nav-text);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

/* Navigation */
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

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

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

/* Mobile Menu (Checkbox Hack) */
#menu-toggle {
  display: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--nav-text);
  transition: background .2s;
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--nav-bg);
    transform: translateY(-150%);
    transition: transform .3s ease;
    box-shadow: var(--shadow-lg);
  }

  .main-nav ul {
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
  }

  #menu-toggle:checked ~ .main-nav {
    transform: translateY(0);
  }
}

/* Hero Section */
.hero {
  background: var(--bg-surface);
  padding-block: 3rem 2rem;
  border-bottom: 1px solid #e5e7eb;
}

.hero h1 {
  margin-bottom: 1rem;
}

.hero p {
  max-width: 60ch;
}

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

.btn:hover,
.btn:focus {
  background: var(--accent-hover);
}

/* Offers Grid */
.offers-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .offers-grid {
    grid-template-columns: 1fr;
  }
}

/* Job Card */
.job-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: box-shadow .2s;
}

.job-card:hover {
  box-shadow: var(--shadow-lg);
}

.job-card h3 {
  color: var(--text-main);
}

.job-card .meta {
  font-size: .875rem;
  color: var(--text-muted);
}

/* Partners Section */
.partners-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .partners-grid {
    grid-template-columns: 1fr;
  }
}

.partner-link {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  text-align: center;
  font-weight: 500;
  transition: box-shadow .2s;
}

.partner-link:hover {
  box-shadow: var(--shadow-lg);
}

/* Show More Partners (Checkbox Hack) */
.partners-wrapper .partners-hidden {
  display: none;
}

.partners-wrapper .show-more-checkbox {
  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 {
  margin-top: 1rem;
  text-align: center;
}

.show-more-label {
  cursor: pointer;
  color: var(--accent);
  font-weight: 500;
  text-decoration: underline;
}

/* FAQ Accordion */
details {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

summary {
  cursor: pointer;
  font-weight: 500;
  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[open] {
  padding-bottom: 1.25rem;
}

details p {
  margin-top: .75rem;
}

/* Footer */
.site-footer {
  background: var(--footer-bg);
  color: var(--nav-text);
  padding-block: 2.5rem 2rem;
  margin-top: 3rem;
}

.footer-content {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer-section h4 {
  margin-bottom: .75rem;
  font-size: 1rem;
}

.footer-section a {
  display: block;
  font-size: .875rem;
  margin-bottom: .5rem;
  opacity: .8;
  transition: opacity .2s;
}

.footer-section a:hover {
  opacity: 1;
}

/* Road-Line Accent */
.road-line {
  height: 3px;
  background: repeating-linear-gradient(90deg, transparent, transparent 11px, #e5e7eb 11px, #e5e7eb 12px);
  margin-block: 2rem;
}

/* Utility */
.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 1rem;
}

.mb-1 {
  margin-bottom: 1rem;
}