:root {
  --kt-green: #4BA82E;
  --kt-green-dark: #3d8c25;
  --kt-black: #1a1a1a;
  --kt-gray-900: #2a2a2a;
  --kt-gray-700: #4a4a4a;
  --kt-gray-500: #888;
  --kt-gray-300: #ddd;
  --kt-gray-100: #f5f5f5;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--kt-gray-900); background: #fff; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: var(--kt-green); text-decoration: none; }
a:hover { color: var(--kt-green-dark); }
img { max-width: 100%; height: auto; }
.navbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--kt-gray-300); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; max-width: 1100px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--kt-black); }
.brand-mark { width: 34px; height: 34px; background: var(--kt-green); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 900; font-size: 15px; }
.nav-links { display: flex; gap: 24px; list-style: none; }
.nav-links a { color: var(--kt-gray-700); font-weight: 500; font-size: 15px; }
.nav-links a.active { color: var(--kt-green-dark); font-weight: 700; }
.nav-cta { background: var(--kt-green); color: #fff !important; padding: 9px 18px; border-radius: 8px; font-weight: 600; font-size: 14px; }
@media (max-width: 800px) {
  .nav-inner { flex-wrap: wrap; row-gap: 6px; padding: 12px 16px; }
  .nav-links {
    order: 3; width: 100%; gap: 16px; overflow-x: auto;
    -webkit-overflow-scrolling: touch; padding: 8px 0 2px;
    border-top: 1px solid var(--kt-gray-300); margin-top: 4px;
  }
  .nav-links li { flex: 0 0 auto; }
  .nav-links a { font-size: 14px; white-space: nowrap; }
}
.blog-hero { background: linear-gradient(135deg, #f8fdf4 0%, #e8f5e0 100%); padding: 52px 24px; text-align: center; }
.blog-hero h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: var(--kt-black); margin-bottom: 10px; }
.blog-hero p { color: var(--kt-gray-700); max-width: 640px; margin: 0 auto; font-size: 16px; }
.grid { max-width: 1100px; margin: 0 auto; padding: 40px 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }
.card { display: block; background: #fff; border: 1px solid var(--kt-gray-300); border-radius: 14px; padding: 22px; transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.10); }
.card h2 { font-size: 17px; color: var(--kt-black); margin-bottom: 8px; line-height: 1.35; }
.card p { font-size: 14px; color: var(--kt-gray-700); margin-bottom: 12px; }
.card .more { font-size: 13px; font-weight: 700; color: var(--kt-green-dark); }
.post { max-width: 760px; margin: 0 auto; padding: 32px 24px 20px; }
.post-meta { font-size: 13px; margin-bottom: 22px; color: var(--kt-gray-500); }
.post h1 { font-size: clamp(26px, 4vw, 36px); font-weight: 800; color: var(--kt-black); line-height: 1.25; margin-bottom: 18px; }
.post h2 { font-size: 21px; color: var(--kt-black); margin: 30px 0 10px; line-height: 1.35; }
.post h3 { font-size: 17px; color: var(--kt-black); margin: 22px 0 8px; }
.post p { margin-bottom: 14px; font-size: 16px; color: var(--kt-gray-900); }
.post ul, .post ol { margin: 0 0 16px 22px; }
.post li { margin-bottom: 7px; font-size: 15px; }
.post hr { border: none; border-top: 1px solid var(--kt-gray-300); margin: 28px 0; }
.post table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14px; }
.post th, .post td { border: 1px solid var(--kt-gray-300); padding: 9px 11px; text-align: left; vertical-align: top; }
.post th { background: var(--kt-gray-100); font-weight: 700; }
.post code { background: var(--kt-gray-100); padding: 1px 5px; border-radius: 4px; font-size: 14px; }
.cta { background: linear-gradient(135deg, var(--kt-black) 0%, #2a2a2a 100%); color: #fff; padding: 44px 24px; text-align: center; margin-top: 30px; }
.cta h3 { font-size: 21px; margin-bottom: 8px; }
.cta p { color: rgba(255,255,255,.72); max-width: 520px; margin: 0 auto 20px; font-size: 14px; }
.cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-buttons a { display: inline-flex; align-items: center; padding: 13px 22px; border-radius: 10px; font-weight: 600; font-size: 15px; color: #fff !important; }
.btn-wa { background: #25D366; }
.btn-ms { background: #0084FF; }
footer { background: var(--kt-black); color: rgba(255,255,255,.8); padding: 32px 24px; margin-top: 0; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; }
footer a { color: rgba(255,255,255,.7); }
footer a:hover { color: var(--kt-green); }