/* ============================================================
   ESTILOS DEL PORTAFOLIO
   Los colores se controlan con las variables de abajo.
   Tema claro = :root · Tema oscuro = [data-theme="dark"]
   ============================================================ */

:root{
  --bg:#f4f7fc; --bg-2:#e9eff8; --surface:#ffffff; --surface-2:#f7fafe;
  --border:rgba(16,32,64,0.10); --border-2:rgba(16,32,64,0.06);
  --text:#20293b; --heading:#0a1122; --muted:#5a6683;
  --accent:#1f6feb; --accent-2:#0aa5c9; --accent-3:#5a4bff;
  --accent-soft:rgba(31,111,235,0.10); --glow:rgba(31,111,235,0.20);
  --nav-bg:rgba(255,255,255,0.78); --chip:rgba(16,32,64,0.05); --chip-b:rgba(16,32,64,0.09);
  --shadow:0 24px 60px -28px rgba(15,35,75,0.35);
}
[data-theme="dark"]{
  --bg:#060a14; --bg-2:#0a1120; --surface:#0d1524; --surface-2:#111b2e;
  --border:rgba(255,255,255,0.09); --border-2:rgba(255,255,255,0.05);
  --text:#c8d3e8; --heading:#f1f6ff; --muted:#8595b4;
  --accent:#4f8dff; --accent-2:#22d3ee; --accent-3:#7c7bff;
  --accent-soft:rgba(79,141,255,0.14); --glow:rgba(79,141,255,0.32);
  --nav-bg:rgba(7,11,20,0.74); --chip:rgba(255,255,255,0.06); --chip-b:rgba(255,255,255,0.10);
  --shadow:0 30px 70px -30px rgba(0,0,0,0.7);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;font-family:'Plus Jakarta Sans',system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;transition:background .45s ease,color .45s ease;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;color:var(--heading);margin:0}
h2{font-size:clamp(28px,4vw,42px);line-height:1.12;letter-spacing:-1px}
p{margin:0}
a{color:inherit;text-decoration:none}
img{display:block}
::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-thumb{background:var(--chip-b);border-radius:8px;border:3px solid transparent;background-clip:content-box}
input,textarea{font-family:inherit}

@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@keyframes floatY2{0%,100%{transform:translateY(0)}50%{transform:translateY(12px)}}
@keyframes blob{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(34px,-22px) scale(1.12)}66%{transform:translate(-22px,20px) scale(.94)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* ---------- Layout ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 clamp(18px,4vw,44px)}
.container.narrow{max-width:900px}
.container.medium{max-width:960px}
.section{padding:clamp(70px,9vh,110px) 0}
.section-alt{background:var(--bg-2);transition:background .45s ease}
.kicker{font-family:'JetBrains Mono';font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.section-head{margin-bottom:44px}
.section-head.center{text-align:center;max-width:640px;margin:0 auto 50px}
.section-head.split{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:36px}
.section-sub{margin-top:16px;font-size:16px;line-height:1.7;color:var(--muted)}
.two-col{display:flex;flex-wrap:wrap;gap:52px}
.two-col>div:first-child{flex:1 1 440px;min-width:300px}

/* Animación reveal al hacer scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.visible{opacity:1;transform:none}

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:var(--nav-bg);border-bottom:1px solid var(--border-2);transition:background .45s ease}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px clamp(18px,4vw,44px);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;font-family:'Space Grotesk';font-weight:700;color:#fff;font-size:16px;box-shadow:0 8px 22px -8px var(--glow)}
.brand-logo.small{width:34px;height:34px;border-radius:10px;font-size:14px;box-shadow:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-family:'Space Grotesk';font-size:15px;color:var(--heading);letter-spacing:.3px}
.brand-text span{font-family:'JetBrains Mono';font-size:10.5px;color:var(--muted);letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{padding:9px 13px;border-radius:9px;font-size:14px;font-weight:500;color:var(--muted);transition:color .2s,background .2s}
.nav-link:hover{color:var(--heading)}
.nav-link.active{color:var(--accent);background:var(--accent-soft)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:40px;height:40px;border-radius:11px;border:1px solid var(--border);background:var(--surface);color:var(--heading);cursor:pointer;display:grid;place-items:center;transition:all .25s}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}
.icon-sun{display:none}
[data-theme="dark"] .icon-sun{display:block}
[data-theme="dark"] .icon-moon{display:none}
.nav-cta{padding:11px 20px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:14px;font-weight:600;box-shadow:0 12px 28px -12px var(--glow);transition:transform .2s,box-shadow .2s}
.nav-cta:hover{transform:translateY(-2px)}
.menu-btn{display:none}
.mobile-menu{display:none;padding:8px 20px 20px;flex-direction:column;gap:4px;border-top:1px solid var(--border-2)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:13px 14px;border-radius:11px;font-weight:500;color:var(--text)}
.mobile-menu a.menu-cta{margin-top:6px;padding:14px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:600;text-align:center}
@media (max-width:899px){
  .nav-links,.nav-cta{display:none}
  .menu-btn{display:grid}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 90px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(30px)}
.blob-1{top:-120px;right:-60px;width:480px;height:480px;background:radial-gradient(circle at 30% 30%,var(--accent),transparent 65%);opacity:.28;animation:blob 16s ease-in-out infinite}
.blob-2{top:180px;left:-140px;width:420px;height:420px;background:radial-gradient(circle at 60% 40%,var(--accent-2),transparent 65%);opacity:.22;animation:blob 20s ease-in-out infinite reverse}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--border-2) 1px,transparent 1px),linear-gradient(90deg,var(--border-2) 1px,transparent 1px);background-size:54px 54px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000,transparent 80%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000,transparent 80%)}
.hero-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:48px;align-items:center}
.hero-text{flex:1 1 460px;min-width:300px}
.badge-disponible{display:inline-flex;align-items:center;gap:9px;padding:7px 14px;border-radius:100px;background:var(--accent-soft);border:1px solid var(--border);font-family:'JetBrains Mono';font-size:12px;letter-spacing:.5px;color:var(--accent);margin-bottom:22px}
.badge-disponible .dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.18)}
.hero h1{font-size:clamp(38px,6vw,66px);line-height:1.04;letter-spacing:-1.5px;font-weight:700}
.gradient-text{background:linear-gradient(120deg,var(--accent),var(--accent-2) 60%,var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.typing-line{height:38px;margin-top:16px;display:flex;align-items:center;font-family:'JetBrains Mono';font-size:clamp(16px,2.4vw,22px);color:var(--heading)}
.typing-gt{color:var(--accent);margin-right:10px}
.cursor{display:inline-block;width:2px;height:1.05em;background:var(--accent);margin-left:3px;animation:blink 1s step-end infinite}
.hero-desc{margin-top:22px;max-width:520px;font-size:17px;line-height:1.7;color:var(--muted)}
.hero-desc b{color:var(--text)}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 26px;border-radius:13px;font-weight:600;font-size:15px;transition:all .2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 16px 34px -14px var(--glow)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--heading)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.stats{display:flex;flex-wrap:wrap;gap:30px;margin-top:44px}
.stat-num{font-family:'Space Grotesk';font-size:30px;font-weight:700;color:var(--heading)}
.stat-label{font-size:12.5px;color:var(--muted);font-family:'JetBrains Mono'}
.hero-photo-wrap{flex:0 1 380px;min-width:260px;display:flex;justify-content:center}
.hero-photo-float{position:relative;width:min(100%,360px);aspect-ratio:4/5;animation:floatY 7s ease-in-out infinite}
.photo-glow{position:absolute;inset:-14px;border-radius:32px;background:linear-gradient(135deg,var(--accent),var(--accent-2));opacity:.35;filter:blur(26px)}
.photo-frame{position:relative;width:100%;height:100%;border-radius:26px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);background:var(--surface-2)}
.photo-frame img{width:100%;height:100%;object-fit:cover}
.float-badge{position:absolute;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:11px 15px;border-radius:14px;background:var(--nav-bg);border:1px solid var(--border);box-shadow:var(--shadow);display:flex;align-items:center;gap:9px;font-size:13px;font-weight:600;color:var(--heading)}
.float-badge-left{left:-26px;top:34px;animation:floatY2 6s ease-in-out infinite}
.float-badge-right{right:-22px;bottom:52px;animation:floatY 8s ease-in-out infinite}
.mini-icon{width:26px;height:26px;border-radius:7px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent)}
.stack-row-wrap{margin-top:64px}
.stack-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px;opacity:.75}
.stack-label{font-family:'JetBrains Mono';font-size:11px;letter-spacing:1.5px;color:var(--muted)}
.stack-item{font-weight:600;color:var(--muted)}

/* ---------- Sobre mí ---------- */
#sobre-parrafos p{margin-top:22px;font-size:16.5px;line-height:1.8;color:var(--muted)}
#sobre-parrafos p+p{margin-top:16px}
#sobre-parrafos b{color:var(--text)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:100px;background:var(--chip);border:1px solid var(--border-2);font-size:13.5px;font-weight:500;color:var(--text)}
.about-grid{flex:1 1 320px;min-width:280px;display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:start}
.about-card-accent{grid-column:1/-1;padding:24px;border-radius:18px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:var(--shadow)}
.about-card-title{font-family:'Space Grotesk';font-size:19px;font-weight:600;margin-bottom:6px}
.about-card-desc{font-size:14.5px;line-height:1.6;opacity:.92}
.about-mini{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--border)}
.about-mini-title{font-family:'Space Grotesk';font-size:26px;font-weight:700;color:var(--heading)}
.about-mini-sub{font-size:13px;color:var(--muted);margin-top:4px}
.about-wide{grid-column:1/-1;padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;gap:14px}
.icon-box{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);flex:none}
.about-wide-title{font-weight:600;color:var(--heading)}
.about-wide-sub{font-size:13px;color:var(--muted)}

/* ---------- Servicios ---------- */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.service-card{padding:28px;border-radius:20px;background:var(--surface);border:1px solid var(--border);transition:transform .25s,box-shadow .25s,border-color .25s}
.service-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.service-icon{width:52px;height:52px;border-radius:14px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);margin-bottom:18px}
.service-card h3{font-size:19px;margin-bottom:9px}
.service-card p{font-size:14.5px;line-height:1.65;color:var(--muted)}

/* ---------- Portafolio ---------- */
.filters{display:flex;flex-wrap:wrap;gap:9px}
.filter-btn{padding:9px 15px;border-radius:100px;font-size:13px;font-weight:600;font-family:'JetBrains Mono';cursor:pointer;transition:all .22s;background:var(--surface);color:var(--muted);border:1px solid var(--border)}
.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 8px 18px -8px var(--glow)}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.project-card{border-radius:20px;overflow:hidden;background:var(--surface);border:1px solid var(--border);animation:fadeUp .5s ease both;transition:transform .28s,box-shadow .28s,border-color .28s}
.project-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.project-media{position:relative;aspect-ratio:16/10;background:var(--surface-2)}
.project-media img{width:100%;height:100%;object-fit:cover}
.project-placeholder{width:100%;height:100%;display:grid;place-items:center;color:var(--muted);font-size:13.5px;font-family:'JetBrains Mono';background:linear-gradient(135deg,var(--accent-soft),transparent);text-align:center;padding:14px}
.project-cat{position:absolute;top:13px;left:13px;padding:6px 12px;border-radius:100px;background:var(--nav-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);font-size:11.5px;font-weight:600;color:var(--accent);font-family:'JetBrains Mono'}
.project-body{padding:22px}
.project-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}
.project-top h3{font-size:18.5px}
.project-year{font-family:'JetBrains Mono';font-size:12px;color:var(--muted)}
.project-org{font-size:13.5px;font-weight:600;color:var(--accent);margin-bottom:10px}
.project-desc{font-size:14px;line-height:1.6;color:var(--muted)}
.project-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.tag{padding:5px 11px;border-radius:8px;background:var(--chip);border:1px solid var(--border-2);font-size:12px;font-weight:500;color:var(--text);font-family:'JetBrains Mono'}
.project-link{display:inline-flex;align-items:center;gap:7px;margin-top:18px;color:var(--accent);font-weight:600;font-size:13.5px;transition:gap .2s}
.project-link:hover{gap:12px}

/* ---------- Habilidades ---------- */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.skill-card{padding:24px;border-radius:18px;background:var(--surface);border:1px solid var(--border)}
.skill-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.skill-head h3{font-size:16px}
.skill-icon{width:34px;height:34px;border-radius:9px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);flex:none}
.skill-tags{display:flex;flex-wrap:wrap;gap:8px}
.skill-tag{padding:7px 12px;border-radius:9px;background:var(--chip);border:1px solid var(--border-2);font-size:13px;font-weight:500;font-family:'JetBrains Mono';color:var(--text)}

/* ---------- Experiencia ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:'';position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--accent),transparent)}
.timeline-item{position:relative;padding-bottom:34px}
.timeline-dot{position:absolute;left:-33px;top:4px;width:18px;height:18px;border-radius:50%;border:3px solid var(--bg);background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.timeline-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:4px}
.timeline-head h3{font-size:18px}
.period-badge{padding:5px 11px;border-radius:100px;background:var(--chip);border:1px solid var(--border-2);font-size:12px;font-weight:500;font-family:'JetBrains Mono';color:var(--muted)}
.period-badge.actual{background:var(--accent-soft);border-color:var(--border);font-weight:600;color:var(--accent)}
.timeline-org{font-size:14px;font-weight:600;color:var(--accent);margin-bottom:8px}
.timeline-desc{font-size:14.5px;line-height:1.65;color:var(--muted)}

/* ---------- Formación ---------- */
.degrees-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;margin-bottom:20px}
.degree-card{padding:26px;border-radius:20px;background:var(--surface);border:1px solid var(--border)}
.degree-card.destacado{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:none;box-shadow:var(--shadow)}
.degree-meta{font-family:'JetBrains Mono';font-size:12px;color:var(--accent);margin-bottom:8px}
.degree-card.destacado .degree-meta{color:#fff;opacity:.85}
.degree-card h3{font-size:20px;line-height:1.25}
.degree-card.destacado h3{color:#fff}
.degree-org{margin-top:10px;font-size:14px;color:var(--muted)}
.degree-card.destacado .degree-org{color:#fff;opacity:.92}
.certs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.cert-card{padding:20px;border-radius:16px;background:var(--surface);border:1px solid var(--border);transition:transform .22s,border-color .22s}
.cert-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.cert-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:10px}
.cert-icon{width:32px;height:32px;border-radius:9px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent)}
.cert-year{font-family:'JetBrains Mono';font-size:11.5px;color:var(--muted)}
.cert-title{font-weight:600;font-size:14.5px;color:var(--heading);line-height:1.35}
.cert-org{font-size:12.5px;color:var(--accent);margin-top:6px;font-weight:500}
.cert-meta{font-size:12px;color:var(--muted);margin-top:3px}

/* ---------- Publicaciones ---------- */
.pub-card{display:block;padding:32px;border-radius:22px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);transition:border-color .25s,transform .25s;margin-bottom:18px}
.pub-card:hover{border-color:var(--accent);transform:translateY(-3px)}
.pub-badges{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.pub-badge{padding:6px 12px;border-radius:100px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;font-family:'JetBrains Mono'}
.pub-tag{padding:6px 12px;border-radius:100px;background:var(--chip);border:1px solid var(--border-2);font-size:12px;font-weight:500;font-family:'JetBrains Mono';color:var(--muted)}
.pub-year{font-family:'JetBrains Mono';font-size:12px;color:var(--muted);margin-left:auto}
.pub-card h3{font-size:22px;line-height:1.3}
.pub-cita{margin-top:14px;font-size:14.5px;line-height:1.7;color:var(--muted)}
.pub-link{margin-top:18px;display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:14px}

/* ---------- Contacto ---------- */
.contact-wrap{max-width:1080px;display:flex;flex-wrap:wrap;gap:44px}
.contact-info{flex:1 1 320px;min-width:280px}
.contact-cards{display:flex;flex-direction:column;gap:12px;margin-top:28px}
.contact-card{display:flex;align-items:center;gap:13px;padding:15px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--border);transition:transform .2s,border-color .2s}
a.contact-card:hover{transform:translateY(-3px);border-color:var(--accent)}
.contact-icon{width:40px;height:40px;border-radius:11px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);flex:none}
.contact-label{display:block;font-size:12px;color:var(--muted)}
.contact-value{font-size:14.5px;color:var(--heading);font-weight:700}
.contact-form{flex:1 1 380px;min-width:300px;padding:30px;border-radius:22px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow)}
.contact-form label{display:block;font-size:13px;font-weight:600;color:var(--heading);margin:18px 0 7px}
.contact-form label:first-child{margin-top:0}
.contact-form input,.contact-form textarea{width:100%;padding:13px 15px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14.5px;outline:none;transition:border-color .2s;resize:vertical}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent)}
.btn-whatsapp{margin-top:20px;width:100%;padding:15px;border-radius:13px;border:none;cursor:pointer;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 16px 30px -14px rgba(34,197,94,.55);transition:transform .2s;font-family:inherit}
.btn-whatsapp:hover{transform:translateY(-2px)}
.form-note{margin-top:12px;font-size:12px;color:var(--muted);text-align:center}

/* ---------- Footer ---------- */
.footer{padding:44px 0 40px;border-top:1px solid var(--border-2)}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px}
.footer-inner b{font-family:'Space Grotesk';color:var(--heading);font-size:14px}
.footer-sub{font-size:12px;color:var(--muted)}
.footer-copy{font-size:13px;color:var(--muted);font-family:'JetBrains Mono'}