/* EiffelTuors Travel — slate+emerald minimalist travel-guide design */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter','Helvetica Neue',Arial,sans-serif;
  color:#1a2332;
  background:#fafbfc;
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:#047857;text-decoration:none;transition:color .15s}
a:hover{color:#065f46}
.container{max-width:1120px;margin:0 auto;padding:0 24px}

/* ─── Header ─── */
.site-header{
  background:#fff;
  border-bottom:1px solid #e5e7eb;
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(1.3) blur(8px);
  background:rgba(255,255,255,.9);
}
.header-row{
  display:flex;align-items:center;justify-content:space-between;
  height:68px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:17px;color:#0f172a;
  letter-spacing:-.015em;
}
.brand-mark{
  width:28px;height:28px;border-radius:6px;
  background:linear-gradient(135deg,#059669 0%,#0d9488 100%);
  display:grid;place-items:center;
  color:#fff;font-size:14px;font-weight:800;
}
.nav-links{
  display:flex;align-items:center;gap:32px;
  list-style:none;
}
.nav-links a{
  color:#475569;font-weight:500;font-size:14px;
  transition:color .15s;
}
.nav-links a:hover{color:#047857}
.nav-links a.active{color:#047857;font-weight:600}
@media (max-width:768px){
  .nav-links{display:none}
}

/* ─── Hero ─── */
.hero{
  padding:96px 0 72px;
  background:
    radial-gradient(ellipse at top,#ecfdf5 0%,transparent 65%),
    #fafbfc;
}
.hero-eyebrow{
  display:inline-block;
  padding:5px 12px;border-radius:999px;
  background:#d1fae5;color:#047857;
  font-size:12px;font-weight:600;letter-spacing:.03em;
  text-transform:uppercase;margin-bottom:22px;
}
.hero h1{
  font-size:52px;font-weight:800;line-height:1.1;
  letter-spacing:-.025em;color:#0f172a;
  margin-bottom:20px;max-width:720px;
}
.hero-lead{
  font-size:19px;color:#475569;max-width:620px;
  line-height:1.55;
}
@media (max-width:640px){
  .hero{padding:60px 0 48px}
  .hero h1{font-size:36px}
  .hero-lead{font-size:16px}
}

/* ─── Cards grid ─── */
.cards{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:24px;margin:48px 0;
}
.card{
  background:#fff;border:1px solid #e5e7eb;
  border-radius:12px;padding:28px 24px;
  transition:transform .18s,box-shadow .18s,border-color .18s;
}
.card:hover{
  transform:translateY(-2px);
  border-color:#10b981;
  box-shadow:0 6px 18px rgba(5,150,105,.08);
}
.card-icon{
  width:40px;height:40px;border-radius:10px;
  background:#ecfdf5;color:#047857;
  display:grid;place-items:center;margin-bottom:16px;
  font-size:18px;
}
.card h3{
  font-size:18px;font-weight:700;color:#0f172a;
  margin-bottom:10px;letter-spacing:-.01em;
}
.card p{color:#64748b;font-size:14px;line-height:1.6}
.card-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-size:13px;font-weight:600;
  color:#047857;
}
@media (max-width:900px){
  .cards{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  .cards{grid-template-columns:1fr}
}

/* ─── Section ─── */
.section{padding:72px 0}
.section-header{
  text-align:center;margin-bottom:48px;
}
.section-eyebrow{
  color:#047857;font-size:13px;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:12px;
}
.section h2{
  font-size:36px;font-weight:800;color:#0f172a;
  letter-spacing:-.02em;margin-bottom:14px;
}
.section-lead{
  color:#64748b;font-size:17px;max-width:580px;
  margin:0 auto;
}

/* ─── Articles list ─── */
.article-list{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:32px;margin-top:36px;
}
.article-card{
  background:#fff;border:1px solid #e5e7eb;
  border-radius:10px;overflow:hidden;
  transition:border-color .15s,box-shadow .15s;
}
.article-card:hover{
  border-color:#10b981;
  box-shadow:0 2px 10px rgba(0,0,0,.04);
}
.article-card-body{padding:24px}
.article-card-tag{
  display:inline-block;font-size:11px;font-weight:600;
  color:#047857;background:#d1fae5;
  padding:3px 9px;border-radius:4px;letter-spacing:.03em;
  text-transform:uppercase;margin-bottom:10px;
}
.article-card h3{
  font-size:19px;font-weight:700;color:#0f172a;
  letter-spacing:-.01em;margin-bottom:8px;line-height:1.3;
}
.article-card p{color:#64748b;font-size:14px}
.article-card-meta{
  color:#94a3b8;font-size:12px;margin-top:14px;
  display:flex;align-items:center;gap:10px;
}
@media (max-width:720px){
  .article-list{grid-template-columns:1fr}
}

/* ─── Article full ─── */
.article-full{
  max-width:720px;margin:48px auto;
  padding:0 24px;
}
.article-full .article-meta{
  color:#94a3b8;font-size:13px;margin-bottom:14px;
}
.article-full h1{
  font-size:40px;font-weight:800;color:#0f172a;
  letter-spacing:-.02em;line-height:1.15;margin-bottom:28px;
}
.article-full h2{
  font-size:26px;font-weight:700;color:#0f172a;
  margin:40px 0 14px;letter-spacing:-.015em;
}
.article-full h3{
  font-size:19px;font-weight:600;color:#0f172a;
  margin:28px 0 10px;
}
.article-full p{margin-bottom:16px;font-size:17px;color:#334155}
.article-full ul,.article-full ol{margin:16px 0 24px 28px}
.article-full li{margin-bottom:8px;color:#334155}
.article-full blockquote{
  border-left:3px solid #10b981;
  padding:4px 0 4px 20px;margin:28px 0;
  color:#64748b;font-style:italic;font-size:17px;
}

/* ─── FAQ ─── */
.faq-list{max-width:780px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid #e5e7eb;
  border-radius:10px;margin-bottom:12px;
}
.faq-q{
  padding:18px 22px;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;
  font-weight:600;color:#0f172a;font-size:15px;
}
.faq-item details[open] .faq-q{color:#047857}
.faq-a{padding:0 22px 20px;color:#475569;font-size:15px;line-height:1.65}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:"+";font-size:18px;color:#94a3b8;transition:transform .2s}
details[open] .faq-q::after{content:"−"}

/* ─── Footer ─── */
.site-footer{
  background:#0f172a;color:#94a3b8;
  padding:48px 0 32px;margin-top:72px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;
  gap:32px;margin-bottom:36px;
}
.footer-brand{
  color:#fff;font-weight:700;font-size:18px;
  margin-bottom:12px;display:flex;align-items:center;gap:10px;
}
.footer-brand .brand-mark{width:28px;height:28px}
.footer-tagline{
  color:#94a3b8;font-size:14px;max-width:280px;
  line-height:1.55;
}
.footer-col h4{
  color:#e2e8f0;font-size:13px;font-weight:600;
  text-transform:uppercase;letter-spacing:.08em;
  margin-bottom:14px;
}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#94a3b8;font-size:14px}
.footer-col a:hover{color:#10b981}
.footer-bottom{
  border-top:1px solid #1e293b;padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;
  color:#64748b;font-size:13px;flex-wrap:wrap;gap:12px;
}
@media (max-width:768px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr}
}

/* ─── Utility ─── */
.text-small{font-size:14px;color:#64748b}
.badge{
  display:inline-block;padding:3px 9px;border-radius:4px;
  font-size:11px;font-weight:600;letter-spacing:.03em;
  text-transform:uppercase;
  background:#f1f5f9;color:#475569;
}
.badge-emerald{background:#d1fae5;color:#047857}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:8px;
  font-weight:600;font-size:15px;
  transition:background .15s,transform .1s;
  cursor:pointer;border:0;
}
.btn-primary{background:#047857;color:#fff}
.btn-primary:hover{background:#065f46;color:#fff}
.btn-outline{
  background:transparent;color:#0f172a;
  border:1px solid #cbd5e0;
}
.btn-outline:hover{border-color:#047857;color:#047857}