/* PROFESSIONAL THEME */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Manrope:wght@700;800&display=swap');

:root {
  /* Colors */
  --bg-body: #f5f7fa;
  --bg-surface: #ffffff;
  --text-main: #0d1b2a;
  --text-muted: #5c677d;
  --accent: #1e3a8a;
  --accent-hover: #f59e0b;

  /* Fonts */
  --font-header: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Layout */
  --radius: 10px;
  --shadow: 0 4px 12px rgba(0,0,0,.05);
  --max-width: 1200px;
  --gap: 24px;
}

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

body {
  background: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* Container */
.container {
  width: min(90%, var(--max-width));
  margin-inline: 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-weight: 800;
  font-size: clamp(1.25rem, 1.1rem + 0.75vw, 1.75rem);
  color: var(--accent);
}

/* Desktop Nav */
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}
.main-nav a {
  font-weight: 500;
  color: var(--text-muted);
  transition: color .2s;
}
.main-nav a:hover,
.main-nav a:focus {
  color: var(--accent-hover);
}

/* Mobile Nav (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: transform .3s;
}
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .main-nav {
    position: absolute;
    inset: 100% 0 auto 0;
    background: var(--bg-surface);
    transform: translateY(-150%);
    transition: transform .3s;
    box-shadow: var(--shadow);
  }
  .main-nav ul {
    flex-direction: column;
    padding: 1.5rem var(--gap);
  }
  #menu-toggle:checked ~ .main-nav {
    transform: translateY(0);
  }
  #menu-toggle:checked ~ .hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  #menu-toggle:checked ~ .hamburger span:nth-child(2) {
    opacity: 0;
  }
  #menu-toggle:checked ~ .hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* Hero / Calculator Bar */
.hero {
  padding: clamp(3rem, 5vw, 4rem) 0;
  text-align: center;
}
.hero h1 {
  font-family: var(--font-header);
  font-weight: 800;
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  margin-bottom: 1rem;
}
.calculator-bar {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  max-width: 720px;
  margin: 2rem auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}
.calculator-bar input,
.calculator-bar select {
  flex: 1 1 160px;
  padding: .75rem 1rem;
  border: 1px solid #d0d7e7;
  border-radius: var(--radius);
  font-size: 1rem;
}
.calculator-bar .btn {
  flex: 0 0 auto;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: .75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background .2s;
}
.btn:hover,
.btn:focus {
  background: var(--accent-hover);
}

/* Sections */
section {
  padding: clamp(3rem, 5vw, 4rem) 0;
}
.section-title {
  font-family: var(--font-header);
  font-weight: 700;
  font-size: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  margin-bottom: 2rem;
  text-align: center;
}

/* 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 1fr; }
}
@media (max-width: 600px) {
  .offers-grid { grid-template-columns: 1fr; }
}

/* Job Card */
.job-card {
  background: var(--bg-surface);
  border: 1px solid #e6eaf2;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: transform .2s, box-shadow .2s;
}
.job-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,.06);
}
.job-card h3 {
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 1.125rem;
}
.job-card .meta {
  font-size: .875rem;
  color: var(--text-muted);
}

/* Advice Mosaic */
.advice-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.advice-card {
  background: var(--bg-surface);
  border: 1px solid #e6eaf2;
  border-top: 3px solid var(--accent-hover);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.advice-card h4 {
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 1.125rem;
}

/* Partners */
.partners-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .partners-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .partners-grid { grid-template-columns: 1fr; }
}
.partner-link {
  background: var(--bg-surface);
  border: 1px solid #e6eaf2;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  text-align: center;
  font-weight: 600;
  color: var(--accent);
  transition: color .2s, border-color .2s;
}
.partner-link:hover,
.partner-link:focus {
  color: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* 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-container { text-align: center; margin-top: 1.5rem; }

/* Accordion FAQ */
details {
  background: var(--bg-surface);
  border: 1px solid #e6eaf2;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.5rem;
  margin-bottom: 1rem;
}
summary {
  font-weight: 600;
  cursor: pointer;
  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 p {
  margin-top: 1rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: var(--text-main);
  color: #fff;
  padding: 2.5rem 0 2rem;
  margin-top: 4rem;
}
.footer-content {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.footer-section h5 {
  font-family: var(--font-header);
  font-weight: 700;
  margin-bottom: .75rem;
}
.footer-section ul {
  list-style: none;
  display: grid;
  gap: .5rem;
}
.footer-section a {
  color: #cbd5e1;
  font-size: .9375rem;
  transition: color .2s;
}
.footer-section a:hover,
.footer-section a:focus {
  color: #fff;
}
.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #334155;
  text-align: center;
  font-size: .875rem;
  color: #94a3b8;
}