:root{
    --dark:#07111f;
    --dark2:#101b2e;
    --blue:#2563eb;
    --cyan:#06b6d4;
    --bg:#f4f7fb;
    --white:#ffffff;
    --text:#1e293b;
    --muted:#64748b;
    --border:#e2e8f0;
    --shadow:0 18px 45px rgba(15,23,42,.12);
    --radius:24px;
}

*{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0;
    font-family:Arial, Helvetica, sans-serif;
    background:var(--bg);
    color:var(--text);
}

a{
    text-decoration:none;
    color:inherit;
}

img{
    max-width:100%;
    display:block;
}


/* =========================
   HERO SLIDER
========================= */

.hero-slider{
    position:relative;
    overflow:hidden;
}

.slider-container{
    position:relative;
}

.hero-slide{
    display:none;
    animation:fadeSlide .6s ease;
}

.hero-slide.active{
    display:block;
}

@keyframes fadeSlide{
    from{
        opacity:0;
        transform:translateY(18px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

.slider-btn{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    width:46px;
    height:46px;
    border-radius:50%;
    border:1px solid rgba(255,255,255,.25);
    background:rgba(7,17,31,.65);
    color:#fff;
    font-size:34px;
    cursor:pointer;
    z-index:20;
    display:flex;
    align-items:center;
    justify-content:center;
}

.slider-btn:hover{
    background:#2563eb;
}

.slider-prev{
    left:24px;
}

.slider-next{
    right:24px;
}

.slider-dots{
    position:absolute;
    left:50%;
    bottom:22px;
    transform:translateX(-50%);
    display:flex;
    gap:8px;
    z-index:20;
}

.slider-dot{
    width:10px;
    height:10px;
    border-radius:50%;
    border:none;
    background:rgba(255,255,255,.45);
    cursor:pointer;
}

.slider-dot.active{
    width:28px;
    border-radius:999px;
    background:#06b6d4;
}

@media(max-width:760px){
    .slider-btn{
        width:38px;
        height:38px;
        font-size:26px;
    }

    .slider-prev{
        left:10px;
    }

    .slider-next{
        right:10px;
    }

    .slider-dots{
        bottom:10px;
    }
}

.article-hero{
    background:
        radial-gradient(circle at 20% 20%, rgba(37,99,235,.35), transparent 30%),
        linear-gradient(135deg,#07111f,#101b2e 60%,#172554);
    color:#fff;
    padding:70px 20px 50px;
}

.article-hero-inner{
    max-width:980px;
    margin:auto;
    text-align:center;
}

.article-category{
    display:inline-flex;
    background:#e0f2fe;
    color:#075985;
    padding:8px 14px;
    border-radius:999px;
    font-size:13px;
    font-weight:900;
    margin-bottom:18px;
}

.article-hero h1{
    font-size:clamp(34px,5vw,60px);
    line-height:1.05;
    margin:0 0 18px;
}

.article-hero p{
    color:#cbd5e1;
    font-size:18px;
    line-height:1.7;
    margin:auto;
    max-width:760px;
}

.article-meta{
    margin-top:22px;
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
    gap:12px;
    color:#bfdbfe;
    font-weight:700;
    font-size:14px;
}

.article-layout{
    display:grid;
    grid-template-columns:minmax(0, 1fr) 330px;
    gap:28px;
    align-items:start;
}

.article-main,
.article-sidebar .sidebar-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:28px;
    box-shadow:0 10px 25px rgba(15,23,42,.06);
}

.article-main{
    overflow:hidden;
}

.article-main-img{
    width:100%;
    max-height:520px;
    object-fit:cover;
}

.share-box{
    margin:24px;
    padding:16px;
    background:#f8fafc;
    border:1px solid var(--border);
    border-radius:18px;
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:10px;
}

.share-box span{
    font-weight:900;
    color:#07111f;
}

.share-box a{
    background:#07111f;
    color:#fff;
    padding:8px 12px;
    border-radius:999px;
    font-size:13px;
    font-weight:800;
}

.article-ad{
    margin:24px;
    padding:0;
}

.article-content{
    padding:10px 34px 34px;
    color:#1e293b;
    font-size:18px;
    line-height:1.85;
}

.article-content h2,
.article-content h3{
    color:#07111f;
    line-height:1.25;
}

.article-content p{
    margin-bottom:20px;
}

.article-content img{
    border-radius:20px;
    margin:24px 0;
}

.author-box{
    margin:0 34px 34px;
    padding:20px;
    border-radius:22px;
    background:#f8fafc;
    border:1px solid var(--border);
    display:flex;
    gap:18px;
    align-items:center;
}

.author-box img{
    width:76px;
    height:76px;
    border-radius:50%;
    object-fit:cover;
}

.author-box span{
    color:var(--blue);
    font-weight:900;
    font-size:12px;
    text-transform:uppercase;
}

.author-box h3{
    margin:4px 0;
}

.author-box p{
    color:var(--muted);
    margin:0;
    line-height:1.5;
}

.article-sidebar{
    display:grid;
    gap:18px;
    position:sticky;
    top:92px;
}

.sidebar-card{
    padding:20px;
}

.sidebar-card h3{
    margin:0 0 16px;
    color:#07111f;
}

.side-post{
    display:grid;
    grid-template-columns:72px 1fr;
    gap:12px;
    padding:12px 0;
    border-bottom:1px solid var(--border);
}

.side-post:last-child{
    border-bottom:none;
}

.side-post img{
    width:72px;
    height:62px;
    object-fit:cover;
    border-radius:14px;
}

.side-post strong{
    display:block;
    font-size:14px;
    line-height:1.25;
    color:#07111f;
}

.side-post small{
    color:var(--muted);
    display:block;
    margin-top:6px;
}

.side-category{
    display:block;
    padding:10px 12px;
    border-radius:14px;
    background:#f8fafc;
    color:#07111f;
    font-weight:800;
    margin-bottom:8px;
}

.side-category:hover{
    background:#e0f2fe;
}

@media(max-width:1000px){
    .article-layout{
        grid-template-columns:1fr;
    }

    .article-sidebar{
        position:static;
    }
}

@media(max-width:760px){
    .article-hero{
        padding:46px 18px 36px;
    }

    .article-content{
        padding:8px 22px 26px;
        font-size:16px;
    }

    .author-box{
        margin:0 22px 26px;
        display:block;
        text-align:center;
    }

    .author-box img{
        margin:0 auto 12px;
    }

    .share-box{
        margin:18px;
    }
}

.cat-hero{
    background:
        radial-gradient(circle at 15% 20%, rgba(37,99,235,.35), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(6,182,212,.25), transparent 30%),
        linear-gradient(135deg,#07111f,#101b2e 60%,#172554);
    color:#fff;
    padding:70px 20px 54px;
}

.cat-hero-inner{
    max-width:1200px;
    margin:auto;
    display:grid;
    grid-template-columns:1fr 420px;
    gap:32px;
    align-items:center;
}

.cat-hero h1{
    font-size:clamp(36px,5vw,64px);
    line-height:1.02;
    margin:0 0 18px;
}

.cat-hero p{
    color:#cbd5e1;
    font-size:18px;
    line-height:1.7;
    max-width:700px;
}

.cat-stats{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:12px;
    margin-top:24px;
    max-width:620px;
}

.cat-stats div{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.12);
    border-radius:18px;
    padding:16px;
}

.cat-stats strong{
    display:block;
    font-size:28px;
}

.cat-stats span{
    color:#bfdbfe;
    font-size:13px;
    font-weight:700;
}

.cat-featured{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);
    border-radius:28px;
    overflow:hidden;
    box-shadow:var(--shadow);
    color:#fff;
}

.cat-featured img{
    width:100%;
    height:250px;
    object-fit:cover;
}

.cat-featured div{
    padding:22px;
}

.cat-featured span{
    display:inline-flex;
    color:#93c5fd;
    font-size:12px;
    font-weight:900;
    text-transform:uppercase;
    margin-bottom:8px;
}

.cat-featured h3{
    margin:0 0 10px;
    font-size:24px;
    color:#fff;
}

.cat-featured p{
    margin:0;
    font-size:15px;
}

.cat-layout{
    display:grid;
    grid-template-columns:minmax(0, 1fr) 330px;
    gap:28px;
    align-items:start;
}

.cat-layout .content-grid{
    grid-template-columns:repeat(2,1fr);
}

.cat-sidebar{
    display:grid;
    gap:18px;
    position:sticky;
    top:92px;
}

.sidebar-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:24px;
    padding:20px;
    box-shadow:0 10px 25px rgba(15,23,42,.06);
}

.sidebar-card h3{
    margin:0 0 16px;
    color:#07111f;
}

.side-post{
    display:grid;
    grid-template-columns:72px 1fr;
    gap:12px;
    padding:12px 0;
    border-bottom:1px solid var(--border);
}

.side-post:last-child{
    border-bottom:none;
}

.side-post img{
    width:72px;
    height:62px;
    object-fit:cover;
    border-radius:14px;
}

.side-post strong{
    display:block;
    font-size:14px;
    line-height:1.25;
    color:#07111f;
}

.side-post small{
    color:var(--muted);
    display:block;
    margin-top:6px;
}

.side-category{
    display:block;
    padding:10px 12px;
    border-radius:14px;
    background:#f8fafc;
    color:#07111f;
    font-weight:800;
    margin-bottom:8px;
}

.side-category:hover{
    background:#e0f2fe;
}

.side-empty{
    color:var(--muted);
    margin:0;
}

@media(max-width:1000px){
    .cat-hero-inner,
    .cat-layout{
        grid-template-columns:1fr;
    }

    .cat-sidebar{
        position:static;
    }

    .cat-layout .content-grid{
        grid-template-columns:repeat(2,1fr);
    }
}

@media(max-width:760px){
    .cat-hero{
        padding:46px 18px 36px;
    }

    .cat-stats{
        grid-template-columns:1fr;
    }

    .cat-featured img{
        height:210px;
    }

    .cat-layout .content-grid{
        grid-template-columns:1fr;
    }
}


/* =========================
   PUBLICIDAD GOOGLE ADS
========================= */

.ad-soft{
    max-width:1200px;
    margin:34px auto;
    padding:0 20px;
}

.ad-card{
    background:#ffffff;
    border:1px solid #e2e8f0;
    border-radius:22px;
    padding:16px;
    box-shadow:0 8px 20px rgba(15,23,42,.06);
    text-align:center;
    overflow:hidden;
}

.ad-label{
    font-size:11px;
    color:#94a3b8;
    text-transform:uppercase;
    letter-spacing:1px;
    margin-bottom:8px;
}

.ad-dark{
    background:#07111f;
    border-color:rgba(255,255,255,.12);
}

.ad-dark .ad-label{
    color:#93c5fd;
}

.adsbygoogle{
    min-height:120px;
}

/* =========================
   PUBLICIDAD NATIVA
========================= */

.post-ad{
    background:linear-gradient(135deg,#07111f,#101b2e);
    color:#fff;
    border-radius:24px;
    padding:22px;
    border:1px solid rgba(255,255,255,.1);
    box-shadow:0 12px 30px rgba(0,0,0,.2);
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    position:relative;
}

.post-ad .ad-badge{
    position:absolute;
    top:12px;
    right:14px;
    font-size:10px;
    background:#0ea5e9;
    padding:4px 8px;
    border-radius:999px;
    font-weight:800;
    letter-spacing:1px;
}

.post-ad h3{
    margin:10px 0;
    font-size:20px;
    color:#fff;
}

.post-ad p{
    color:#cbd5e1;
    font-size:14px;
    line-height:1.5;
}

.post-ad .btn-ad{
    margin-top:14px;
    display:inline-block;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    padding:10px 16px;
    border-radius:999px;
    font-weight:800;
    font-size:13px;
    color:#fff;
    text-align:center;
}

/* =========================
   HEADER
========================= */

.topbar{
    position:sticky;
    top:0;
    z-index:1000;
    background:rgba(7,17,31,.94);
    backdrop-filter:blur(12px);
    border-bottom:1px solid rgba(255,255,255,.08);
}

.nav{
    max-width:1200px;
    margin:auto;
    padding:14px 20px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
}

.brand{
    display:flex;
    align-items:center;
    gap:12px;
    color:#fff;
}

.brand img{
    width:48px;
    height:48px;
    border-radius:14px;
}

.brand strong{
    display:block;
    font-size:18px;
}

.brand span{
    display:block;
    color:#93c5fd;
    font-size:12px;
}

nav{
    display:flex;
    gap:10px;
    align-items:center;
}

nav a{
    color:#dbeafe;
    font-weight:700;
    font-size:14px;
    padding:10px 14px;
    border-radius:999px;
}

nav a:hover{
    background:rgba(255,255,255,.1);
    color:#fff;
}

.menu-btn{
    display:none;
    background:transparent;
    border:1px solid rgba(255,255,255,.25);
    color:#fff;
    border-radius:12px;
    font-size:24px;
    padding:8px 12px;
}

/* =========================
   HERO
========================= */

.hero{
    background:
        radial-gradient(circle at 20% 20%, rgba(37,99,235,.35), transparent 30%),
        radial-gradient(circle at 80% 10%, rgba(6,182,212,.25), transparent 28%),
        linear-gradient(135deg,#07111f,#101b2e 60%,#172554);
    color:#fff;
    padding:78px 20px 60px;
}

.hero-content{
    max-width:1200px;
    margin:auto;
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:36px;
    align-items:center;
}

.badge,
.badge-dark{
    display:inline-flex;
    background:rgba(255,255,255,.12);
    color:#bfdbfe;
    border:1px solid rgba(255,255,255,.18);
    padding:8px 14px;
    border-radius:999px;
    font-size:13px;
    font-weight:800;
    margin-bottom:18px;
}

.badge-dark{
    background:#e0f2fe;
    color:#075985;
    border-color:#bae6fd;
}

.hero h1{
    font-size:clamp(36px,5vw,66px);
    line-height:1.02;
    margin:0 0 20px;
    letter-spacing:-1.5px;
}

.hero p{
    color:#cbd5e1;
    font-size:18px;
    line-height:1.7;
    max-width:650px;
}

.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:26px;
}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:13px 20px;
    border-radius:999px;
    font-weight:800;
    transition:.2s;
}

.btn-primary{
    background:linear-gradient(135deg,var(--blue),var(--cyan));
    color:#fff;
    box-shadow:0 12px 24px rgba(37,99,235,.28);
}

.btn-secondary{
    background:#fff;
    color:#07111f;
}

.btn:hover{
    transform:translateY(-2px);
}

.hero-card{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);
    border-radius:32px;
    overflow:hidden;
    box-shadow:var(--shadow);
}

.hero-card img{
    width:100%;
    height:330px;
    object-fit:cover;
}

.hero-card div{
    padding:22px;
}

.hero-card span{
    color:#93c5fd;
    font-weight:900;
    text-transform:uppercase;
    font-size:12px;
}

.hero-card h3{
    margin:8px 0;
    font-size:24px;
}

.hero-card p{
    margin:0;
    font-size:15px;
}

/* =========================
   SECCIONES
========================= */

.section{
    max-width:1200px;
    margin:auto;
    padding:62px 20px;
}

.section-light{
    max-width:none;
    background:#fff;
}

.section-light > .section-head,
.section-light > .content-grid{
    max-width:1200px;
    margin-left:auto;
    margin-right:auto;
}

.section-head{
    margin-bottom:28px;
}

.section-head span{
    color:var(--blue);
    font-weight:900;
    text-transform:uppercase;
    letter-spacing:1px;
    font-size:13px;
}

.section-head h2{
    margin:8px 0 8px;
    font-size:clamp(28px,4vw,44px);
    color:#07111f;
}

.section-head p{
    color:var(--muted);
    line-height:1.6;
    max-width:650px;
}

/* =========================
   GRIDS
========================= */

.category-grid,
.content-grid,
.project-grid{
    display:grid;
    gap:20px;
}

.category-grid{
    grid-template-columns:repeat(4,1fr);
}

.content-grid{
    grid-template-columns:repeat(3,1fr);
}

.project-grid{
    grid-template-columns:repeat(4,1fr);
}

/* =========================
   CARDS
========================= */

.category-card,
.post-card,
.project-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:var(--radius);
    overflow:hidden;
    box-shadow:0 10px 25px rgba(15,23,42,.06);
    transition:.2s;
}

.category-card:hover,
.post-card:hover,
.project-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow);
}

.category-card{
    padding:24px;
}

.category-card .icon{
    font-size:30px;
    margin-bottom:14px;
}

.category-card h3,
.post-card h3,
.project-card h3{
    margin:0 0 10px;
    color:#07111f;
}

.category-card p,
.post-card p,
.project-card p{
    color:var(--muted);
    line-height:1.6;
    font-size:14px;
}

.post-card img,
.project-card img{
    width:100%;
    height:200px;
    object-fit:cover;
}

.post-body,
.project-body{
    padding:20px;
}

.post-category,
.project-body span{
    display:inline-flex;
    background:#e0f2fe;
    color:#075985;
    border-radius:999px;
    padding:6px 10px;
    font-size:12px;
    font-weight:900;
    margin-bottom:12px;
}

.post-meta{
    display:flex;
    justify-content:space-between;
    gap:12px;
    color:#64748b;
    font-size:13px;
    margin-top:16px;
    border-top:1px solid var(--border);
    padding-top:14px;
}

.tech{
    background:#f1f5f9;
    color:#334155;
    padding:8px 10px;
    border-radius:12px;
    font-size:13px;
    font-weight:700;
    margin-top:14px;
}

.project-actions{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    margin-top:16px;
}

.project-actions a{
    background:#07111f;
    color:#fff;
    padding:9px 12px;
    border-radius:999px;
    font-size:13px;
    font-weight:800;
}

/* =========================
   ABOUT
========================= */

.about-box{
    background:#07111f;
    color:#fff;
    border-radius:32px;
    padding:36px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:30px;
    box-shadow:var(--shadow);
}

.about-box h2{
    font-size:38px;
    margin:0 0 16px;
}

.about-box p{
    color:#cbd5e1;
    line-height:1.7;
}

.about-list{
    display:grid;
    gap:14px;
}

.about-list div{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.12);
    padding:18px;
    border-radius:18px;
    font-weight:800;
}

/* =========================
   CONTACTO
========================= */

.contact-section{
    padding-top:20px;
}

.contact-box{
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    color:#fff;
    border-radius:32px;
    padding:36px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:22px;
    box-shadow:var(--shadow);
}

.contact-box span{
    font-weight:900;
    text-transform:uppercase;
    font-size:13px;
}

.contact-box h2{
    font-size:36px;
    margin:8px 0;
}

.contact-box p{
    color:#e0f2fe;
    line-height:1.6;
}

.contact-actions{
    display:flex;
    gap:12px;
    flex-wrap:wrap;
}
.contact-form-box{
    max-width:700px;
    margin:auto;
    background:#fff;
    padding:30px;
    border-radius:24px;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
}

.contact-form-box form{
    display:flex;
    flex-direction:column;
    gap:14px;
}

.form-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:12px;
}

.contact-form-box input,
.contact-form-box select,
.contact-form-box textarea{
    padding:12px 14px;
    border-radius:14px;
    border:1px solid var(--border);
    font-size:14px;
}

.contact-form-box textarea{
    resize:none;
}

.contact-form-box button{
    margin-top:10px;
}

#respuestaForm{
    margin-top:10px;
    font-weight:700;
    font-size:14px;
}

@media(max-width:760px){
    .form-grid{
        grid-template-columns:1fr;
    }
}
/* =========================
   FOOTER
========================= */

.footer{
    background:#07111f;
    color:#cbd5e1;
    padding:46px 20px 0;
}

.footer-grid{
    max-width:1200px;
    margin:auto;
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr;
    gap:30px;
}

.footer h3{
    color:#fff;
}

.footer p{
    line-height:1.7;
}

.footer a{
    display:block;
    color:#93c5fd;
    margin-bottom:8px;
}

.footer-bottom{
    margin-top:34px;
    background:#020617;
    text-align:center;
    padding:18px;
}

/* =========================
   VACÍO
========================= */

.empty{
    background:#fff;
    border:1px dashed var(--border);
    padding:28px;
    border-radius:var(--radius);
    color:var(--muted);
    grid-column:1/-1;
    text-align:center;
}

/* =========================
   RESPONSIVE
========================= */

@media(max-width:1000px){
    .hero-content,
    .about-box{
        grid-template-columns:1fr;
    }

    .category-grid,
    .project-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .content-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .footer-grid{
        grid-template-columns:1fr;
    }
}

@media(max-width:760px){
    .menu-btn{
        display:block;
    }

    nav{
        display:none;
        position:absolute;
        top:76px;
        left:0;
        right:0;
        background:#07111f;
        padding:14px 20px 22px;
        flex-direction:column;
        align-items:flex-start;
    }

    nav.show{
        display:flex;
    }

    nav a{
        width:100%;
    }

    .category-grid,
    .content-grid,
    .project-grid{
        grid-template-columns:1fr;
    }

    .hero{
        padding-top:50px;
    }

    .hero-card img{
        height:240px;
    }

    .contact-box{
        display:block;
    }

    .contact-actions{
        margin-top:20px;
    }

    .ad-soft{
        margin:24px auto;
    }

    .ad-card{
        padding:12px;
        border-radius:18px;
    }
}