:root{
  --bg:#f6f8fb;--surface:#ffffff;--text:#172033;--muted:#5f6b7a;
  --brand:#133c55;--accent:#1f7a8c;--line:#dfe5ec;--soft:#eaf3f5;
  --wa:#146c43;--max:1160px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.65}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.container{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{font-weight:800;color:var(--brand);font-size:1.25rem;letter-spacing:-.02em}
.nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.nav a{color:var(--text);font-weight:600;font-size:.95rem}
.hero{padding:64px 0 48px;background:linear-gradient(180deg,#edf6f7 0%,var(--bg) 100%)}
.eyebrow{font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.11em;color:var(--accent)}
h1,h2,h3{line-height:1.2;color:var(--brand);letter-spacing:-.025em}
h1{font-size:clamp(2rem,5vw,3.55rem);margin:.4rem 0 1rem}h2{font-size:clamp(1.45rem,3vw,2rem)}
.lead{font-size:1.12rem;color:var(--muted);max-width:790px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 17px;border-radius:10px;font-weight:750;border:1px solid var(--line);background:#fff;color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.whatsapp{background:var(--wa);border-color:var(--wa);color:#fff}
.section{padding:46px 0}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 8px 28px rgba(20,40,60,.04)}
.card h3{margin:.2rem 0 .65rem}.meta{font-size:.88rem;color:var(--muted)}
.post-list{display:grid;gap:15px}.post-row{background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:14px}
.post-row h3{margin:0 0 6px;font-size:1.08rem}.post-row p{margin:0;color:var(--muted)}
.article-wrap{display:grid;grid-template-columns:minmax(0,780px) minmax(240px,1fr);gap:28px;align-items:start;padding:42px 0}
.article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(22px,4vw,42px)}
.article h1{font-size:clamp(1.75rem,4vw,2.65rem)}.article img{max-width:100%;height:auto}
.article table{display:block;max-width:100%;overflow:auto;border-collapse:collapse}.article td,.article th{border:1px solid var(--line);padding:8px}
.article blockquote{border-left:4px solid var(--accent);margin:1.4rem 0;padding:.7rem 1rem;background:var(--soft)}
.sidebar{position:sticky;top:92px}.contact-box{background:var(--brand);color:#fff;border-radius:16px;padding:22px}
.contact-box h3{color:#fff;margin-top:0}.contact-box a{color:#fff}.contact-box .btn{width:100%;margin-top:10px}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:18px}.breadcrumbs a{color:var(--muted)}
.search{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:11px;font:inherit;background:#fff}
.notice{background:#fff8e8;border:1px solid #f0ddb4;border-radius:12px;padding:14px 16px;color:#624c1c}
.site-footer{background:#102a3a;color:#dbe6eb;padding:42px 0;margin-top:50px}.site-footer a{color:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.small{font-size:.88rem;color:var(--muted)}
.site-footer .small{color:#b9c9d2}
.pagination{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0}.pagination a,.pagination span{padding:8px 12px;border:1px solid var(--line);background:#fff;border-radius:8px}
.tag{display:inline-block;padding:4px 9px;border-radius:999px;background:var(--soft);font-size:.78rem;margin:2px;color:var(--brand)}
@media(max-width:840px){.grid,.article-wrap,.footer-grid{grid-template-columns:1fr}.sidebar{position:static}.nav{display:none}.hero{padding-top:42px}.article{border-radius:12px}}

/* ---- V2 refinements ---- */
.top-contact{background:#0d2d43;color:#fff;font-size:.9rem}
.top-contact .container{display:flex;justify-content:flex-end;gap:10px;padding:8px 0;flex-wrap:wrap}
.top-contact .mini-btn{display:inline-flex;align-items:center;padding:6px 10px;border:1px solid rgba(255,255,255,.35);border-radius:999px;color:#fff;font-weight:700}
.top-contact .mini-btn:hover{text-decoration:none;background:rgba(255,255,255,.09)}
.home-hero{padding:76px 0 64px;background:linear-gradient(110deg,#0f3850 0%,#18596a 58%,#eaf5f6 58%,#f7fbfc 100%)}
.home-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.home-hero h1{color:#fff;margin-top:.35rem;max-width:760px}
.home-hero .lead{color:#e2eef2}
.home-hero .eyebrow{color:#bde8ef}
.hero-panel{background:#fff;border-radius:22px;padding:28px;box-shadow:0 22px 55px rgba(7,35,52,.18)}
.hero-panel h2{margin-top:0}
.hero-panel .btn{width:100%;margin-top:9px}
.feature-strip{margin-top:-28px;position:relative;z-index:2}
.feature-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 14px 38px rgba(20,40,60,.09)}
.feature-item{padding:22px;text-align:center;border-right:1px solid var(--line)}
.feature-item:last-child{border-right:0}
.feature-item strong{display:block;color:var(--brand);font-size:1.05rem}
.feature-item span{font-size:.86rem;color:var(--muted)}
.course-feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.course-feature{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.course-feature:before{content:"";display:block;width:46px;height:5px;border-radius:99px;background:var(--accent);margin-bottom:18px}
.course-feature h3{font-size:1.15rem}
.course-feature p{color:var(--muted);font-size:.94rem}
.why-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.why-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px}
.why-icon{font-size:1.35rem;font-weight:900;color:var(--accent);margin-bottom:8px}
.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.process-step{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px}
.step-no{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--brand);color:#fff;font-weight:800;margin-bottom:14px}
.home-cta{background:var(--brand);color:#fff;border-radius:20px;padding:34px;display:flex;justify-content:space-between;gap:24px;align-items:center}
.home-cta h2{color:#fff;margin:0 0 8px}
.home-cta p{margin:0;color:#dce9ef}
.bottom-contact{margin-top:34px;padding:24px;border:1px solid var(--line);border-radius:15px;background:var(--soft)}
.bottom-contact h3{margin-top:0}
.bottom-contact .actions{margin-top:14px}
.site-footer .footer-contact-buttons{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}
.site-footer .footer-contact-buttons .btn{font-size:.88rem;padding:9px 12px}
.article-wrap{grid-template-columns:minmax(0,850px);justify-content:center}
.article{width:100%}
.references{border-top:1px solid var(--line);margin-top:34px;padding-top:18px}
.references h2{margin-top:0}
.reference-entry{margin:0 0 1.05rem;padding-left:1.15rem;text-indent:-1.15rem}
.reference-entry a{overflow-wrap:anywhere}
@media(max-width:980px){
  .home-hero{background:linear-gradient(180deg,#0f3850 0%,#18596a 62%,#f7fbfc 62%)}
  .home-hero-grid,.course-feature-grid,.process-grid{grid-template-columns:1fr 1fr}
  .feature-strip-grid,.why-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .home-hero-grid,.course-feature-grid,.process-grid,.feature-strip-grid,.why-grid{grid-template-columns:1fr}
  .feature-item{border-right:0;border-bottom:1px solid var(--line)}
  .home-cta{display:block}
}