@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,500&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg: #f7f5f0;
  --bg2: #efecea;
  --bg3: #e5e1da;
  --ink: #1c1c19;
  --ink2: #4a4844;
  --ink3: #8a8680;
  --ink4: #b5b0a8;
  --white: #ffffff;
  --green: #2d6a4f;
  --green2: #1b4332;
  --greenLight: #d8f3dc;
  --gold: #b5851a;
  --goldLight: #fef3c7;
  --red: #c0392b;
  --border: rgba(28,28,25,0.1);
  --border2: rgba(28,28,25,0.06);
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --max: 1100px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
  --shadow2: 0 4px 24px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.04);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--sans); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── TOPBAR ── */
.topbar {
  background: var(--green2);
  color: rgba(255,255,255,0.85);
  font-size: 12.5px;
  text-align: center;
  padding: 9px 16px;
  letter-spacing: 0.01em;
}
.topbar a { color: #95d5b2; font-weight: 500; }
.topbar a:hover { color: #fff; }

/* ── NAV ── */
nav {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 200;
  box-shadow: 0 1px 0 var(--border2);
}
.nav-i {
  max-width: var(--max); margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; height: 58px; gap: 32px;
}
.logo {
  font-family: var(--serif); font-size: 21px; font-weight: 700;
  color: var(--ink); letter-spacing: -0.02em; white-space: nowrap;
  flex-shrink: 0;
}
.logo span { color: var(--green); }
.nav-links {
  display: flex; gap: 24px; list-style: none; flex: 1;
  font-size: 13.5px; font-weight: 500;
}
.nav-links a { color: var(--ink2); transition: color 0.15s; }
.nav-links a:hover, .nav-links a.active { color: var(--green); }
.nav-cta {
  background: var(--green); color: #fff !important;
  padding: 8px 18px; border-radius: 6px; font-size: 13px;
  font-weight: 500; white-space: nowrap; flex-shrink: 0;
  transition: background 0.15s;
}
.nav-cta:hover { background: var(--green2) !important; }

/* ── AD UNIT ── */
.ad-unit {
  background: var(--bg2); border: 1px dashed var(--bg3);
  border-radius: 8px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 4px;
  color: var(--ink4); font-size: 10.5px; letter-spacing: 0.08em;
  text-transform: uppercase; font-weight: 500; padding: 12px;
}
.ad-unit::before { content: 'Advertisement'; font-size: 9px; color: var(--ink4); }
.ad-leaderboard { min-height: 90px; width: 100%; max-width: 728px; }
.ad-rectangle { min-height: 250px; width: 300px; }
.ad-billboard { min-height: 90px; width: 100%; max-width: 970px; }

.ad-center { display: flex; justify-content: center; padding: 20px; }

/* ── BREADCRUMB ── */
.breadcrumb {
  font-size: 12.5px; color: var(--ink3); padding: 12px 0;
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--green); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--ink4); }

/* ── FOOTER ── */
footer {
  background: var(--ink); color: rgba(255,255,255,0.6);
  padding: 56px 20px 32px; margin-top: 80px;
}
.footer-i { max-width: var(--max); margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 28px;
}
.footer-logo { font-family: var(--serif); font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 10px; display: block; }
.footer-logo span { color: #95d5b2; }
.footer-desc { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.4); }
.footer-col h4 { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col li a { font-size: 13.5px; color: rgba(255,255,255,0.55); transition: color 0.15s; }
.footer-col li a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 12px; color: rgba(255,255,255,0.25); }
.footer-bottom a { color: rgba(255,255,255,0.35); }
.footer-bottom a:hover { color: rgba(255,255,255,0.7); }
.disclaimer { background: rgba(0,0,0,0.2); border-radius: 8px; padding: 14px 18px; font-size: 11.5px; color: rgba(255,255,255,0.25); line-height: 1.7; margin-top: 20px; }

/* ── ARTICLE BODY ── */
.article-body { font-size: 16px; line-height: 1.85; color: var(--ink2); }
.article-body h2 { font-family: var(--serif); font-size: 26px; font-weight: 700; color: var(--ink); margin: 40px 0 14px; letter-spacing: -0.01em; }
.article-body h3 { font-family: var(--serif); font-size: 20px; font-weight: 600; color: var(--ink); margin: 28px 0 10px; }
.article-body p { margin-bottom: 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 22px; display: flex; flex-direction: column; gap: 8px; }
.article-body li { font-size: 15.5px; }
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body blockquote { border-left: 3px solid var(--green); padding: 14px 20px; background: var(--greenLight); border-radius: 0 8px 8px 0; margin: 24px 0; font-style: italic; color: var(--green2); font-size: 17px; line-height: 1.7; }
.tip-box { background: var(--greenLight); border: 1px solid rgba(45,106,79,0.2); border-radius: 10px; padding: 18px 22px; margin: 24px 0; }
.tip-box .tip-label { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--green); margin-bottom: 7px; display: block; }
.tip-box p { margin: 0; font-size: 14.5px; color: var(--green2); }
.key-stat { background: var(--ink); color: #fff; border-radius: 12px; padding: 24px 28px; margin: 28px 0; }
.key-stat .ks-num { font-family: var(--serif); font-size: 44px; font-weight: 700; color: #95d5b2; line-height: 1; margin-bottom: 6px; }
.key-stat .ks-label { font-size: 14px; color: rgba(255,255,255,0.6); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.tag { font-size: 12px; padding: 5px 13px; background: var(--bg2); border: 1px solid var(--border); border-radius: 20px; color: var(--ink2); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .footer-top { grid-template-columns: 1fr; }
  .ad-rectangle { width: 100%; }
}