/* ============================================================
   Global Learning — bright, playful edtech theme
   ============================================================ */
:root {
  --ink: #14324a;
  --ink-soft: #51657a;
  --paper: #ffffff;
  --paper-cool: #f4f8fc;
  --paper-warm: #fff9f0;
  --green: #18b27b;
  --green-soft: #e6f7f0;
  --blue: #2f7ff2;
  --blue-soft: #e9f2ff;
  --orange: #ff7a4d;
  --orange-soft: #fff0e9;
  --yellow: #f5b700;
  --yellow-soft: #fff6d9;
  --line: #e6edf4;
  --shadow-sm: 0 2px 10px rgba(20, 50, 74, 0.06);
  --shadow-md: 0 16px 40px rgba(20, 50, 74, 0.10);
  --shadow-lg: 0 30px 70px rgba(20, 50, 74, 0.16);
  --radius: 18px;
  --radius-lg: 26px;
  --font-display: 'Sora', sans-serif;
  --font-body: 'Nunito', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.7 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
  border-radius: 6px;
}
/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 5vw;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.wordmark { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.wm-icon {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: #fff;
  font: 800 15px/1 var(--font-display);
  letter-spacing: 0.02em;
}
.wm-text { font: 700 18px/1 var(--font-display); letter-spacing: -0.01em; }
.main-nav { display: flex; align-items: center; gap: 26px; }
.main-nav > a:not(.btn) {
  text-decoration: none;
  font-weight: 700;
  font-size: 15.5px;
  color: var(--ink-soft);
  transition: color 0.18s;
}
.main-nav > a:not(.btn):hover { color: var(--green); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 14px;
  font: 700 16px/1 var(--font-display);
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.16s, box-shadow 0.16s, background 0.16s;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-sm { padding: 10px 18px; font-size: 14.5px; }
.btn-green { background: var(--green); color: #fff; box-shadow: 0 8px 20px rgba(24, 178, 123, 0.30); }
.btn-green:hover { box-shadow: 0 12px 28px rgba(24, 178, 123, 0.40); }
.btn-orange { background: var(--orange); color: #fff; box-shadow: 0 8px 20px rgba(255, 122, 77, 0.28); }
.btn-yellow { background: var(--yellow); color: var(--ink); box-shadow: 0 8px 20px rgba(245, 183, 0, 0.30); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.btn-outline-light { border-color: rgba(255, 255, 255, 0.5); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.12); }

/* ---------- Nav toggle (mobile) ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 3px;
  border-radius: 3px;
  background: var(--ink);
  transition: transform 0.25s, opacity 0.25s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 56px;
  align-items: center;
  max-width: 1240px;
  margin: 0 auto;
  padding: 72px 5vw 80px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 8% 12%, var(--green-soft) 0, transparent 38%),
    radial-gradient(circle at 88% 8%, var(--blue-soft) 0, transparent 42%),
    radial-gradient(circle at 60% 96%, var(--yellow-soft) 0, transparent 45%);
  opacity: 0.7;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  font: 700 13px/1.2 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); }
.dot-green { background: var(--green); }
.dot-blue { background: var(--blue); }
.dot-orange { background: var(--orange); }
.dot-yellow { background: var(--yellow); }
.hero-title {
  margin: 0 0 22px;
  font: 800 clamp(38px, 5.4vw, 62px)/1.04 var(--font-display);
  letter-spacing: -0.03em;
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--green), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lede { max-width: 560px; margin: 0 0 30px; font-size: 19px; color: var(--ink-soft); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }

/* ---------- Search box ---------- */
.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 520px;
  padding: 7px 7px 7px 18px;
  background: #fff;
  border: 2px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box:focus-within { border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-soft); }
.search-box svg { width: 20px; height: 20px; stroke: var(--ink-soft); fill: none; stroke-width: 2; flex-shrink: 0; }
.search-box input {
  flex: 1;
  border: none;
  background: none;
  font: 600 16px/1 var(--font-body);
  color: var(--ink);
  min-width: 0;
  padding: 6px 0;
}
.search-box input::placeholder { color: #9aaabd; font-weight: 600; }
.search-box input:focus { outline: none; }
.search-go {
  padding: 11px 20px;
  border: none;
  border-radius: 11px;
  background: var(--ink);
  color: #fff;
  font: 700 15px/1 var(--font-display);
  cursor: pointer;
  transition: background 0.18s;
}
.search-go:hover { background: var(--green); }

.hero-trust { display: flex; align-items: center; gap: 12px; margin: 22px 0 0; font-size: 15px; color: var(--ink-soft); }
.avatars { display: inline-flex; }
.avatars i {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin-left: -8px;
}
.avatars i:first-child { margin-left: 0; }
.avatars i:nth-child(1) { background: linear-gradient(135deg, #ffd9a0, #ff9a62); }
.avatars i:nth-child(2) { background: linear-gradient(135deg, #a8e6cf, #18b27b); }
.avatars i:nth-child(3) { background: linear-gradient(135deg, #bcd6ff, #2f7ff2); }
.hero-trust strong { color: var(--ink); }

/* ---------- Hero art ---------- */
.hero-art { position: relative; }
.hero-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 6px solid #fff;
  transform: rotate(-1.5deg);
}
.hero-img-wrap img { width: 100%; height: auto; aspect-ratio: 16/10; object-fit: cover; }
.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  animation: floaty 5s ease-in-out infinite;
}
.float-badge strong { display: block; font: 800 16px/1.2 var(--font-display); }
.float-badge small { font-size: 12.5px; color: var(--ink-soft); font-weight: 700; }
.fb-icon { font-size: 26px; line-height: 1; }
.fb-a { top: -24px; left: -18px; }
.fb-b { bottom: -22px; right: 6px; animation-delay: 2.5s; }
.float-chip {
  position: absolute;
  top: 8px; right: 18px;
  padding: 8px 14px;
  background: var(--yellow);
  color: var(--ink);
  font: 700 13.5px/1 var(--font-display);
  border-radius: 999px;
  box-shadow: var(--shadow-md);
}
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
/* ---------- Sections ---------- */
.section { max-width: 1240px; margin: 0 auto; padding: 84px 5vw; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 48px;
}
.section-title {
  margin: 0;
  font: 800 clamp(28px, 3.4vw, 42px)/1.15 var(--font-display);
  letter-spacing: -0.02em;
}
.section-sub { max-width: 380px; margin: 0; color: var(--ink-soft); font-size: 16px; }

/* ---------- Learning paths ---------- */
.paths { background: linear-gradient(180deg, var(--paper-cool), #fff); }
.path-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.path-card {
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
  position: relative;
  overflow: hidden;
}
.path-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: var(--card-accent, var(--green));
  opacity: 0;
  transition: opacity 0.22s;
}
.path-card[data-accent="green"] { --card-accent: var(--green); }
.path-card[data-accent="blue"] { --card-accent: var(--blue); }
.path-card[data-accent="orange"] { --card-accent: var(--orange); }
.path-card[data-accent="yellow"] { --card-accent: var(--yellow); }
.path-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--card-accent); }
.path-card:hover::before { opacity: 1; }
.path-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.path-icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 15px;
  font-size: 26px;
  background: var(--green-soft);
  background: color-mix(in srgb, var(--card-accent, var(--green)) 16%, #fff);
}
.path-step { font: 700 11.5px/1 var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }
.path-title { margin: 0 0 10px; font: 800 21px/1.2 var(--font-display); }
.path-desc { margin: 0 0 18px; font-size: 15.5px; color: var(--ink-soft); flex: 1; }
.path-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  font: 700 12.5px/1 var(--font-mono);
  color: var(--ink-soft);
}
.path-meta span { padding: 5px 10px; border-radius: 8px; background: var(--paper-cool); }
.progress { margin-bottom: 18px; }
.progress-track {
  height: 10px;
  border-radius: 999px;
  background: var(--paper-cool);
  overflow: hidden;
}
.progress-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: var(--card-accent, var(--green));
  background: linear-gradient(90deg, var(--card-accent, var(--green)), color-mix(in srgb, var(--card-accent) 55%, #fff));
  transition: width 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}
.progress-label { display: block; margin-top: 7px; font: 700 12px/1 var(--font-mono); color: var(--ink-soft); }
.path-link { font: 700 15px/1 var(--font-display); text-decoration: none; color: var(--card-accent, var(--green)); }
.path-link:hover { text-decoration: underline; }
.no-results { text-align: center; color: var(--ink-soft); padding: 20px; font-weight: 700; }

/* ---------- Metrics ---------- */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  padding-top: 40px;
  padding-bottom: 40px;
}
.metric { text-align: center; padding: 30px 16px; }
.metric-value { display: block; font: 800 clamp(36px, 4.5vw, 56px)/1.1 var(--font-display); letter-spacing: -0.03em; }
.metric-label { display: block; margin-top: 8px; font: 700 15px/1 var(--font-body); color: var(--ink-soft); }
.metric:nth-child(1) .metric-value { color: var(--green); }
.metric:nth-child(2) .metric-value { color: var(--blue); }
.metric:nth-child(3) .metric-value { color: var(--orange); }
.metric:nth-child(4) .metric-value { color: var(--yellow); }

/* ---------- Features ---------- */
.features { background: var(--paper-cool); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature-card {
  padding: 30px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s, box-shadow 0.22s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-icon {
  display: grid;
  place-items: center;
  width: 56px; height: 56px;
  border-radius: 16px;
  font-size: 26px;
  margin-bottom: 18px;
  background: var(--green-soft);
}
.fi-green { background: var(--green-soft); }
.fi-blue { background: var(--blue-soft); }
.fi-orange { background: var(--orange-soft); }
.fi-yellow { background: var(--yellow-soft); }
.feature-card h3 { margin: 0 0 10px; font: 800 19px/1.25 var(--font-display); }
.feature-card p { margin: 0; font-size: 15.5px; color: var(--ink-soft); }
/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; }
.faq-item {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 14px;
  background: #fff;
  transition: border-color 0.2s;
  overflow: hidden;
}
.faq-item[open] { border-color: var(--green); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 22px 24px;
  font: 800 17px/1.3 var(--font-display);
  cursor: pointer;
  list-style: none;
  -webkit-user-select: none;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-chev {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--paper-cool);
  position: relative;
  transition: transform 0.3s, background 0.2s;
}
.faq-chev::before, .faq-chev::after {
  content: '';
  position: absolute;
  background: var(--ink-soft);
  border-radius: 2px;
}
.faq-chev::before {
  top: 50%; left: 7px; right: 7px;
  height: 2.5px;
  transform: translateY(-50%);
}
.faq-chev::after {
  left: 50%; top: 7px; bottom: 7px;
  width: 2.5px;
  transform: translateX(-50%);
  transition: transform 0.3s;
}
.faq-item[open] .faq-chev { background: var(--green-soft); }
.faq-item[open] .faq-chev::after { transform: translateX(-50%) rotate(90deg); }
.faq-item > p {
  margin: 0;
  padding: 0 24px 22px;
  font-size: 16px;
  color: var(--ink-soft);
}

/* ---------- CTA band ---------- */
.cta-band {
  padding-top: 20px;
  padding-bottom: 80px;
}
.cta-card {
  text-align: center;
  padding: 70px 5vw;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--ink) 0%, #1e4d68 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 30%, rgba(24, 178, 123, 0.15) 0, transparent 50%),
    radial-gradient(circle at 85% 70%, rgba(47, 127, 242, 0.15) 0, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(245, 183, 0, 0.08) 0, transparent 60%);
}
.cta-card > * { position: relative; }
.eyebrow-light { color: rgba(255, 255, 255, 0.7); margin-bottom: 20px; }
.cta-title {
  margin: 0 0 20px;
  font: 800 clamp(30px, 3.8vw, 48px)/1.12 var(--font-display);
  letter-spacing: -0.02em;
}
.cta-title em { font-style: normal; color: var(--yellow); }
.cta-sub {
  max-width: 580px;
  margin: 0 auto 32px;
  font-size: 18px;
  opacity: 0.85;
}
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--paper-cool); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 60px 5vw 40px;
}
.wordmark-footer { opacity: 0.85; }
.footer-tag { max-width: 260px; margin: 16px 0 0; font-size: 15px; color: var(--ink-soft); }
.footer-col h4 { margin: 0 0 16px; font: 700 15px/1 var(--font-display); color: var(--ink); }
.footer-col a {
  display: block;
  margin-bottom: 10px;
  font-size: 15px;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.16s;
}
.footer-col a:hover { color: var(--green); }
.footer-base {
  max-width: 1240px;
  margin: 0 auto;
  padding: 22px 5vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink-soft);
}
.footer-base a { text-decoration: none; color: var(--ink-soft); font-weight: 700; }
.footer-base a:hover { color: var(--green); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .path-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; gap: 38px; padding: 48px 5vw 60px; }
  .hero-art { max-width: 480px; margin: 0 auto; }
  .hero-lede { font-size: 17px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: 10px 5vw;
  }
  .main-nav.open { display: flex; }
  .main-nav > a:not(.btn) { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .main-nav .btn { margin: 10px 0; text-align: center; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .path-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .search-go { display: none; }
  .hero-trust { font-size: 14px; }
  .cta-card { padding: 50px 5vw; }
  .footer-base { flex-direction: column; gap: 10px; text-align: center; }
}
@media (max-width: 440px) {
  .metrics { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
  .path-card:hover { transform: none; }
  .feature-card:hover { transform: none; }
  .btn:hover { transform: none; }
}
/* END ALL */