:root{
  --navy:#0c1626;
  --navy-2:#13223a;
  --ink:#16202e;
  --muted:#5b6778;
  --line:#e3e8ef;
  --bg:#ffffff;
  --bg-alt:#f4f7fa;
  --teal:#14b8a6;
  --teal-d:#0e8f81;
  --amber:#f5a524;
  --radius:14px;
  --shadow:0 10px 30px rgba(12,22,38,.10);
  --head:'Space Grotesk',system-ui,sans-serif;
  --body:'Source Sans 3',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font-family:var(--body);font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--head);line-height:1.15;letter-spacing:-.01em}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:1.2rem}
h3{font-size:1.15rem}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}

/* NAV */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
.nav.is-solid{background:rgba(12,22,38,.94);backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(0,0,0,.25)}
.nav__in{width:min(1160px,100% - 32px);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:#fff}
.logo__mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--teal);color:var(--navy);font-family:var(--head);font-weight:700;font-size:1rem}
.logo__txt{font-family:var(--head);font-weight:600}
.nav__links{display:flex;gap:1.6rem;align-items:center}
.nav__links a{color:#dbe4ef;text-decoration:none;font-weight:500;font-size:.98rem;transition:color .2s}
.nav__links a:hover,.nav__links a.is-active{color:var(--teal)}
.nav__cta{border:1.5px solid var(--teal);padding:.45rem 1rem;border-radius:999px;color:var(--teal)!important}
.nav__cta:hover{background:var(--teal);color:var(--navy)!important}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;width:44px;height:44px;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav__toggle span{width:24px;height:2px;background:#fff;transition:.3s}

/* HERO */
.hero{position:relative;background:var(--navy);color:#fff;padding:140px 0 56px;overflow:hidden}
.hero__bg{position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(12,22,38,.96) 0%,rgba(12,22,38,.78) 45%,rgba(12,22,38,.35) 100%),
    url('../imagenes/portada.jpg') center/cover no-repeat,
    radial-gradient(circle at 80% 30%,rgba(20,184,166,.35),transparent 55%),
    radial-gradient(circle at 95% 90%,rgba(245,165,36,.18),transparent 45%),
    var(--navy)}
.hero__in{position:relative;display:grid;grid-template-columns:1.4fr 1fr;gap:3rem;align-items:center}
.hero__hola{color:var(--teal);font-family:var(--head);font-weight:600;font-size:1.15rem;margin-bottom:.4rem}
.hero h1{font-size:clamp(2.4rem,6vw,4.4rem);font-weight:700}
.hero__rol{font-family:var(--head);font-size:clamp(1.15rem,2.2vw,1.5rem);color:#c9d5e3;margin:.8rem 0 1.2rem;min-height:1.6em}
.cursor{display:inline-block;width:2px;height:1.1em;background:var(--amber);margin-left:4px;vertical-align:-.15em;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero__lead{max-width:560px;color:#b8c5d6;font-size:1.1rem}
.hero__btns{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.8rem}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.5rem;border-radius:999px;font-weight:600;text-decoration:none;font-size:1rem;border:2px solid transparent;cursor:pointer;font-family:var(--body);transition:transform .15s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn--pri{background:var(--teal);color:var(--navy)}
.btn--pri:hover{background:#2dd4bf}
.btn--ghost{border-color:#3a4c66;color:#fff}
.btn--ghost:hover{border-color:var(--teal)}
.hero__foto{display:flex;justify-content:center}
.foto{position:relative;width:min(340px,80vw);aspect-ratio:1;border-radius:50%;overflow:hidden;
  background:linear-gradient(135deg,var(--teal),#0b6e65);box-shadow:0 0 0 8px rgba(20,184,166,.15),0 30px 60px rgba(0,0,0,.4)}
.foto::before{content:attr(data-iniciales);position:absolute;inset:0;display:grid;place-items:center;font-family:var(--head);font-weight:700;font-size:6rem;color:rgba(12,22,38,.55)}
.foto img{position:relative;width:100%;height:100%;object-fit:cover}
.cifras{position:relative;list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:4rem;background:rgba(255,255,255,.08);border-radius:var(--radius);overflow:hidden}
.cifras li{background:rgba(19,34,58,.85);padding:1.3rem 1.2rem}
.cifras strong{display:block;font-family:var(--head);font-size:1.8rem;color:var(--amber)}
.cifras span{color:#b8c5d6;font-size:.95rem;line-height:1.35}

/* SECCIONES */
.sec{padding:96px 0}
.sec--alt{background:var(--bg-alt)}
.sec--dark{background:var(--navy);color:#fff}
.eyebrow{font-family:var(--head);text-transform:uppercase;letter-spacing:.14em;font-size:.82rem;color:var(--teal-d);font-weight:600;margin-bottom:.6rem}
.sec--dark .eyebrow{color:var(--teal)}
.sub{color:var(--muted);max-width:640px;margin-top:-.4rem}
.sec--dark .sub{color:#b8c5d6}
.grid2{display:grid;grid-template-columns:1fr 1.3fr;gap:3rem;align-items:start}
.prose p+p{margin-top:1rem}
.prose strong{color:var(--navy)}

/* HABILIDADES */
.skills{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;margin-top:1rem}
.skill{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem}
.skill h3{margin-bottom:1rem}
.slash{color:var(--teal)}
.tags{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem}
.tags li{background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:.3rem .85rem;font-size:.93rem;font-weight:500}

/* FORMACIÓN */
.estudios{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.2rem;margin-top:1rem}
.estudios li{border-top:3px solid var(--teal);padding-top:1.1rem;display:flex;flex-direction:column;gap:.6rem}
.num{font-family:var(--head);font-size:2.4rem;font-weight:700;color:#d5dde7;line-height:1}
.estudios h3{font-size:1.05rem}
.estudios p{color:var(--muted);font-size:.95rem;margin-top:.3rem}
.cursos{margin-top:3rem;background:var(--bg-alt);border-radius:var(--radius);padding:1.6rem}
.cursos h3{margin-bottom:.8rem}
.cursos ul{list-style:none;display:grid;gap:.5rem}
.cursos li{padding-left:1.1rem;position:relative}
.cursos li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--teal)}

/* EXPERIENCIA */
.exp{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;margin-top:1rem}
.job{background:#fff;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:var(--radius);padding:1.5rem}
.job header{display:flex;justify-content:space-between;gap:1rem;align-items:baseline;flex-wrap:wrap}
.when{font-size:.85rem;font-weight:600;color:var(--teal-d);background:rgba(20,184,166,.1);padding:.15rem .6rem;border-radius:999px;white-space:nowrap}
.role{font-weight:600;color:var(--muted);margin:.35rem 0 .6rem;font-size:.97rem}
.job p:last-child{font-size:.97rem}

/* PORTAFOLIO */
.filtros{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.8rem 0 2rem}
.filtro{font-family:var(--body);font-size:.95rem;font-weight:600;padding:.5rem 1.05rem;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:.2s}
.filtro:hover{border-color:var(--teal)}
.filtro.is-on{background:var(--navy);border-color:var(--navy);color:#fff}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card.is-hidden{display:none}
.card--big{grid-column:span 2;flex-direction:row}
.card--big .card__img{flex:1.1;aspect-ratio:auto;min-height:280px}
.card--big .card__body{flex:1}
.card--big h3{font-size:1.45rem}
.card__img{aspect-ratio:16/10;background-size:cover;background-position:center}
.img-vr{background-image:url('../imagenes/vr.jpg'),linear-gradient(135deg,#13223a,#0e8f81)}
.img-laboratorios{background-image:url('../imagenes/laboratorios.jpg'),linear-gradient(135deg,#13223a,#14b8a6)}
.img-universidad{background-image:url('../imagenes/universidad.jpg'),linear-gradient(135deg,#0c1626,#3b5b8c)}
.img-minecraft{background-image:url('../imagenes/minecraft.jpg'),linear-gradient(135deg,#13223a,#14b8a6)}
.img-moodle{background-image:url('../imagenes/moodle.jpg'),linear-gradient(135deg,#13223a,#d97706)}
.img-modalidad{background-image:url('../imagenes/modalidad.jpg'),linear-gradient(135deg,#0c1626,#0e8f81)}
.img-ia{background-image:url('../imagenes/ia.jpg'),linear-gradient(135deg,#0c1626,#b91c1c)}
.card__img{background-position:top center}
.img-gen{display:grid;place-items:center;padding:1rem;text-align:center}
.img-gen span{font-family:var(--head);font-weight:700;font-size:1.35rem;color:#fff;letter-spacing:-.01em}
.img-gen--a{background:radial-gradient(circle at 25% 20%,rgba(245,165,36,.45),transparent 50%),linear-gradient(135deg,#0c1626,#13223a)}
.img-gen--b{background:radial-gradient(circle at 75% 25%,rgba(20,184,166,.55),transparent 55%),linear-gradient(135deg,#0c1626,#1b2f50)}
.img-gen--c{background:radial-gradient(circle at 30% 80%,rgba(59,91,140,.8),transparent 55%),linear-gradient(135deg,#13223a,#0e8f81)}
.card__body{padding:1.3rem 1.4rem 1.5rem;display:flex;flex-direction:column;gap:.55rem;flex:1}
.badge{align-self:flex-start;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--teal-d)}
.card p{color:var(--muted);font-size:.96rem}
.card__link{margin-top:auto;padding-top:.6rem;font-weight:600;color:var(--navy);text-decoration:none;display:inline-flex;align-items:center;gap:.4rem}
.card__link::after{content:"";width:18px;height:2px;background:var(--teal);transition:width .2s}
.card__link:hover::after{width:30px}

/* CONTACTO */
.datos{list-style:none;margin-top:2rem;display:grid;gap:1rem}
.datos li{display:grid;grid-template-columns:100px 1fr;gap:1rem;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:.9rem}
.datos span{color:#8da0b8;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.datos a{color:#fff;text-decoration:none;word-break:break-word}
.datos a:hover{color:var(--teal)}
.form{background:var(--navy-2);border-radius:var(--radius);padding:2rem;display:grid;gap:1rem}
.form label{display:grid;gap:.35rem;font-size:.9rem;font-weight:600;color:#c9d5e3}
.form input,.form select,.form textarea{font:inherit;font-weight:400;padding:.75rem .9rem;border-radius:10px;border:1.5px solid #2c3d58;background:#0c1626;color:#fff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--teal)}
.form .btn{justify-self:start}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form__msg{font-size:.95rem;min-height:1.4em}
.form__msg.ok{color:var(--teal)}
.form__msg.err{color:#f87171}

/* PIE */
.pie{background:#080f1a;color:#8da0b8;padding:28px 0}
.pie__in{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;font-size:.92rem}

/* ANIMACIÓN */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}.cursor{animation:none}}

/* RESPONSIVE */
@media (max-width:960px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .card--big{grid-column:span 2}
  .cifras{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .nav__toggle{display:flex}
  .nav__links{position:fixed;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:rgba(12,22,38,.98);padding:.5rem 16px 1.2rem;transform:translateY(-120%);transition:transform .3s;visibility:hidden}
  .nav__links.is-open{transform:none;visibility:visible}
  .nav__links a{padding:.8rem 0;width:100%;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav__cta{border:0!important;padding:.8rem 0!important}
  .nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .hero{padding-top:110px}
  .hero__in{grid-template-columns:1fr;gap:2.5rem}
  .hero__foto{order:-1}
  .foto{width:200px}
  .foto::before{font-size:3.6rem}
  .grid2,.skills,.exp{grid-template-columns:1fr}
  .sec{padding:72px 0}
}
@media (max-width:600px){
  .cards{grid-template-columns:1fr}
  .card--big{grid-column:auto;flex-direction:column}
  .card--big .card__img{min-height:0;aspect-ratio:16/10;flex:none}
  .cifras{grid-template-columns:1fr 1fr}
  .cifras strong{font-size:1.4rem}
  .datos li{grid-template-columns:1fr;gap:.2rem}
  .form{padding:1.4rem}
}

/* HERO REDES */
.redes{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;margin-top:1.6rem}
.redes a{color:#b8c5d6;text-decoration:none;font-weight:600;font-size:.95rem;border-bottom:1.5px solid rgba(20,184,166,.5);padding-bottom:2px}
.redes a:hover{color:var(--teal)}

/* SOBRE MÍ */
.ficha{list-style:none;margin-top:1.6rem;display:grid;gap:.7rem}
.ficha li{display:grid;grid-template-columns:100px 1fr;gap:.8rem;font-size:.98rem;border-bottom:1px solid var(--line);padding-bottom:.6rem}
.ficha span{color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;font-weight:600;padding-top:.1rem}
.ficha a{color:var(--navy);word-break:break-word}
.intereses{margin-top:1.6rem}
.intereses h3{margin-bottom:.7rem}

/* HABILIDADES CON BARRAS */
.skills2{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;margin-top:1rem}
.skills2__t{margin-bottom:1.2rem}
.barras{list-style:none;display:grid;gap:1.05rem}
.barras li{display:grid;grid-template-columns:1fr auto;gap:.35rem .8rem;font-weight:600;font-size:.97rem}
.barras em{font-style:normal;font-size:.82rem;color:var(--teal-d);font-weight:600}
.barras i{grid-column:1/-1;height:8px;border-radius:999px;background:#e1e7ee;position:relative;overflow:hidden}
.barras i::after{content:"";position:absolute;inset:0 auto 0 0;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--teal-d),var(--teal));transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.is-in .barras i::after,.barras.is-in i::after{width:var(--n)}

/* CURRÍCULUM */
.cv{display:grid;grid-template-columns:1fr 1fr;gap:3rem;margin-top:1rem}
.cv__t{font-size:1.25rem;margin:2.2rem 0 1.2rem;padding-bottom:.5rem;border-bottom:2px solid var(--line)}
.cv__col>.cv__t:first-child{margin-top:0}
.tl{list-style:none;position:relative;padding-left:1.4rem;display:grid;gap:1.3rem}
.tl::before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl li{position:relative}
.tl li::before{content:"";position:absolute;left:-1.4rem;top:.35rem;width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid var(--teal)}
.tl__when{display:inline-block;font-size:.8rem;font-weight:700;color:var(--muted);background:var(--bg-alt);border-radius:999px;padding:.1rem .6rem;margin-bottom:.35rem}
.tl__when--on{color:var(--teal-d);background:rgba(20,184,166,.12)}
.tl h4{font-family:var(--head);font-size:1.05rem;line-height:1.3}
.tl p{color:var(--muted);font-size:.95rem;margin-top:.2rem}
.tl__rol{font-weight:600;color:var(--ink)!important}
.lista{list-style:none;display:grid;gap:.65rem}
.lista li{position:relative;padding-left:1.1rem;font-size:.96rem;color:var(--muted)}
.lista li strong{color:var(--ink);font-weight:600}
.lista li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--teal)}
.sec--alt .card{background:#fff}

@media (max-width:820px){
  .skills2,.cv{grid-template-columns:1fr}
  .cv{gap:0}
  .cv__col+.cv__col>.cv__t:first-child{margin-top:2.4rem}
}