/* Estilos del blog de HarCodex — mismo lenguaje visual que la web (oscuro + azul). */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#020202;--bg2:#08080c;--bg3:#0d0d12;--blue:#1b9aff;--blue3:#5bc8ff;--text:#e8eaed;--muted:#60607a;--border:#1c1c24}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}
a{color:var(--blue);text-decoration:none}
img{max-width:100%}

/* NAV */
nav{position:sticky;top:0;z-index:100;background:rgba(2,2,2,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:0 5%}
.nav-inner{max-width:900px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:60px}
.nav-logo{display:flex;align-items:center;gap:11px;color:var(--text);font-weight:900;letter-spacing:.12em;font-size:.9rem}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:var(--muted);font-size:.85rem;font-weight:500}
.nav-links a:hover{color:var(--blue)}
.nav-cta{background:var(--blue);color:#020202;border-radius:8px;padding:8px 16px;font-weight:700;font-size:.82rem}
.nav-cta:hover{background:var(--blue3)}

.wrap{max-width:760px;margin:0 auto;padding:0 20px}

/* HERO del blog */
.blog-hero{padding:54px 0 6px;text-align:center}
.blog-hero .tag{color:var(--blue);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.18em}
.blog-hero h1{font-size:clamp(1.9rem,5vw,2.6rem);font-weight:900;margin:10px 0 8px;letter-spacing:-.02em}
.blog-hero p{color:var(--muted);max-width:480px;margin:0 auto}

/* TARJETAS */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding:34px 0 60px}
.card{background:var(--bg3);border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{border-color:rgba(27,154,255,.3);transform:translateY(-3px)}
.card-img{height:150px;background:linear-gradient(135deg,#0a0a1a,#14142e);display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-img span{font-size:1.9rem;color:rgba(27,154,255,.4);font-weight:900}
.card-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.card h2{font-size:1.02rem;font-weight:700;line-height:1.35}
.card p{font-size:.84rem;color:var(--muted);flex:1}
.card .meta{font-size:.74rem;color:var(--muted);display:flex;justify-content:space-between;align-items:center;margin-top:2px}
.card .leer{color:var(--blue);font-weight:700}
.vacio{text-align:center;color:var(--muted);padding:60px 0}

/* ARTICULO */
.article{padding:34px 0 10px}
.back{font-size:.82rem;color:var(--muted)}
.back:hover{color:var(--blue)}
.article h1{font-size:clamp(1.7rem,4.5vw,2.35rem);font-weight:900;line-height:1.2;margin:16px 0 8px;letter-spacing:-.02em}
.article .meta{color:var(--muted);font-size:.8rem;margin-bottom:22px}
.article .cover{width:100%;border-radius:14px;margin-bottom:24px;border:1px solid var(--border)}
.content{font-size:1.02rem}
.content h2{font-size:1.4rem;font-weight:800;margin:30px 0 10px}
.content h3{font-size:1.14rem;font-weight:700;margin:22px 0 8px}
.content p{margin:14px 0;color:#d2d4da}
.content ul{margin:14px 0 14px 22px}
.content li{margin:6px 0;color:#d2d4da}
.content strong{color:var(--text)}
.content code{background:var(--bg2);color:var(--blue3);padding:2px 6px;border-radius:5px;font-size:.88em;font-family:ui-monospace,Consolas,monospace}
.content pre{background:#0a0a12;border:1px solid var(--border);border-radius:10px;padding:14px;overflow-x:auto;margin:16px 0}
.content pre code{background:none;color:#e8eaed;padding:0}

/* ANUNCIOS (solo en el blog) */
.ad{margin:28px 0;text-align:center;min-height:60px}
.ad-label{font-size:.62rem;color:var(--muted);text-transform:uppercase;letter-spacing:.16em;margin-bottom:6px}
.ad-placeholder{border:1px dashed var(--border);border-radius:10px;padding:28px;color:var(--muted);font-size:.8rem;background:var(--bg2)}

/* RELACIONADOS */
.otros{border-top:1px solid var(--border);margin-top:40px;padding:26px 0 60px}
.otros h3{font-size:1rem;margin-bottom:10px}
.otros a{display:block;padding:12px 0;border-bottom:1px solid var(--border);color:var(--text);font-weight:600;font-size:.92rem}
.otros a:hover{color:var(--blue)}

footer{background:var(--bg2);border-top:1px solid var(--border);padding:30px 5%;text-align:center}
footer .fl{font-weight:800;margin-bottom:6px}
footer .fl span{color:var(--blue)}
footer p{font-size:.76rem;color:var(--muted)}

@media(max-width:600px){.nav-links a:not(.nav-cta){display:none}}