:root {
  --bg: #060606;
  --bg-alt: #0d0d0d;
  --surface: #131313;
  --surface-alt: #1c1c1c;
  --primary: #ff6b35;
  --primary-accent: #ea580c;
  --primary-rgb: 255,107,53;
  --text: #f5f5f5;
  --text-dim: #b5b5b5;
  --border: #2a2a2a;
  --radius-s: 8px;
  --radius: 16px;
  --radius-l: 28px;
  --gradient-primary: linear-gradient(135deg,#ff6b35 0%,#ea580c 60%,#ff8f57 100%);
  --shadow-elev: 0 8px 24px -4px rgba(var(--primary-rgb),0.25),0 2px 4px rgba(0,0,0,0.4);
  --max-w: 1240px;
  --transition: 0.35s cubic-bezier(.4,.1,.2,1);
}
* { box-sizing: border-box; }
html,body { margin:0; padding:0; font-family:'Montserrat',system-ui,-apple-system,sans-serif; background:var(--bg); color:var(--text); -webkit-font-smoothing: antialiased; }
body { line-height:1.5; position: relative; }
/* Fixed backgrounds - no expansion */
html { overflow-x: hidden; }
body { overflow-x: hidden; }

/* Global matrix background - fixed */
#matrix-bg-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  opacity: .24;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* Make sure main content sits above matrix */
main, header.site-header, footer.site-footer { position: relative; z-index: 2; }
.section { position: relative; z-index: 2; }

/* Disable hero-local matrix canvas; global canvas covers whole site */
.matrix-canvas { display: none !important; }
img { max-width:100%; display:block; }
a { color:var(--primary); text-decoration:none; }
a:hover { text-decoration:underline; }

/* Layout utilities */
.container { width:100%; max-width:var(--max-w); margin:0 auto; padding:0 1.6rem; }
.flex { display:flex; }
.between { justify-content:space-between; }
.center-v { align-items:center; }
.wrap { flex-wrap:wrap; }
.grid { display:grid; gap:2.4rem; }

/* Header */
.site-header { position:sticky; top:0; z-index:50; backdrop-filter:blur(14px); background:rgba(0,0,0,0.55); border-bottom:1px solid #181818; }
.site-header .logo { font-size:1.5rem; font-weight:800; letter-spacing:-0.5px; }
.site-header .logo span { background:var(--gradient-primary); -webkit-background-clip:text; background-clip:text; color:transparent; }
.main-nav { position:relative; }
.nav-toggle { display:none; background:none; border:none; font-size:1.8rem; color:var(--text); }
.nav-list { list-style:none; display:flex; gap:2rem; margin:0; padding:1.2rem 0; }
.nav-list a { font-weight:600; position:relative; padding:.4rem .2rem; }
.nav-list a::after { content:""; position:absolute; left:0; bottom:-4px; width:0; height:3px; background:var(--gradient-primary); border-radius:4px; transition:var(--transition); }
.nav-list a:hover::after, .nav-list a:focus-visible::after { width:100%; }

/* Hero - transparent, parallax content */
.hero { padding:10rem 0 6rem; position:relative; overflow:visible; background: transparent !important; }
.hero::before, .hero::after { display: none; }
.matrix-canvas { display: none !important; }

/* Dark orange gradient overlay - fixed */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(60, 30, 15, 0.4), transparent 55%),
              radial-gradient(circle at 70% 80%, rgba(40, 20, 10, 0.3), transparent 65%);
  pointer-events: none;
  z-index: 0;
}
.hero-grid { grid-template-columns: repeat(auto-fit,minmax(300px,1fr)); align-items:center; }
.hero-text h1 { font-size:clamp(2.8rem,7vw,4.8rem); line-height:1.05; letter-spacing:-.03em; margin:0 0 1.6rem; font-weight:900; }
.gradient-text { background:var(--gradient-primary); -webkit-background-clip:text; background-clip:text; color:transparent; }
.lead { font-size:1.25rem; max-width:56ch; color:var(--text-dim); font-weight:500; }
.hero-actions { margin:2.4rem 0 3rem; display:flex; gap:1.2rem; flex-wrap:wrap; }
.quick-stats { list-style:none; display:flex; gap:2rem; margin:3rem 0 0; padding:0; font-size:.85rem; letter-spacing:.5px; }
.quick-stats li { display:inline-block; padding:.5rem 1rem; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-s); font-weight:600; color:var(--text-dim); transition:var(--transition); }
.quick-stats strong { color:var(--primary); font-weight:700; }
.hero-media { position:relative; min-height:360px; }
.media-card { position:relative; width:100%; max-width:520px; aspect-ratio: 4 / 5; margin:0 auto; border-radius:var(--radius-l); padding:1.2rem; background:linear-gradient(160deg,rgba(255,107,53,0.15),rgba(255,107,53,0.05) 60%,rgba(255,107,53,0.25)); box-shadow:var(--shadow-elev); display:flex; align-items:center; justify-content:center; overflow:hidden; }
/* Hero marquee */
.hero-marquee { position:absolute; inset:0; display:grid; grid-auto-rows:1fr; padding:1.2rem; gap:.9rem; }
.marquee-row { position:relative; overflow:hidden; mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.marquee-track { position:absolute; left:0; top:0; bottom:0; display:flex; align-items:center; gap:1.2rem; animation-duration: var(--speed, 20s); animation-timing-function: linear; animation-iteration-count: infinite; }
.marquee-row[data-dir="left"] .marquee-track { animation-name: scroll-left; }
.marquee-row[data-dir="right"] .marquee-track { animation-name: scroll-right; }
.marquee-segment { display:flex; align-items:center; gap:1.2rem; }
.marquee-item { display:inline-block; padding:0 .8rem; color:#ffd6c4; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-weight:700; letter-spacing:.05em; font-size:.9rem; white-space:nowrap; text-shadow:0 0 12px rgba(255,107,53,.35), 0 0 24px rgba(234,88,12,.22); opacity:.95; }
@keyframes scroll-left { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes scroll-right { from { transform: translateX(-50%); } to { transform: translateX(0); } }
/* Reduced motion */
.hero-marquee.reduced-motion .marquee-track { animation: none; }

/* Sections - transparent backgrounds for parallax effect */
.section { padding:6rem 0; position:relative; background: transparent !important; }
.section.alt { background: transparent !important; }
.section-title { font-size:clamp(2.2rem,5vw,3.2rem); margin:0 0 3.5rem; line-height:1.05; font-weight:800; letter-spacing:-1px; text-align:center; }
.section#contacto .section-title,
#contacto .section-title { 
  /* Override to solid white as requested */
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
  color: #ffffff;
}
.section-title::after { content:""; display:block; width:70px; height:5px; border-radius:3px; margin:1rem auto 0; background:var(--gradient-primary); }
/* Section lead (short explanatory text under titles) */
.section-lead { max-width:880px; margin: -2rem auto 2.2rem; text-align:center; color:var(--text-dim); font-size:1.05rem; line-height:1.6; }
.section-subtitle { margin:1rem 0 .8rem; font-size:1.15rem; font-weight:800; letter-spacing:.4px; color:#fff; }
.spacer-lg { height:2.4rem; }
/* Ecosystem single column stacks */
.eco-stack { margin:0 auto 3.2rem; max-width:960px; display:grid; gap:1.8rem; }
.eco-section-header { display:grid; gap:.6rem; text-align:center; }
.eco-section-title { margin:0; font-size:1.6rem; letter-spacing:.8px; font-weight:800; color:#fff; }
.eco-section-intro { margin:0; font-size:.95rem; color:rgba(245,245,245,.72); max-width:680px; justify-self:center; line-height:1.65; }
.eco-chip { display:inline-flex; align-items:center; gap:.45rem; justify-self:center; font-size:.75rem; font-weight:700; letter-spacing:.6px; text-transform:uppercase; color:rgba(255,255,255,0.75); background:rgba(255,255,255,0.05); border:1px solid rgba(255,255,255,0.12); border-radius:999px; padding:.4rem .9rem; position:relative; z-index:1; }
.eco-chip.soft { justify-self:start; background:rgba(255,255,255,0.04); border-color:rgba(255,255,255,0.1); color:rgba(255,255,255,0.65); }
.eco-chip.accent { color:#fff; background:rgba(var(--primary-rgb),0.22); border-color:rgba(var(--primary-rgb),0.55); }
.eco-pillar-rows { display:grid; gap:1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); align-items:start; }
.eco-pillar-card { background:linear-gradient(135deg,#0f0a08,#181210); border:2px solid var(--primary); border-radius:var(--radius-l); padding:1.1rem 1rem 1.15rem; display:grid; gap:.55rem; position:relative; overflow:hidden; transition:var(--transition); }
.eco-pillar-card { grid-auto-rows: auto; }
.eco-pillar-card::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 20% 30%,rgba(var(--primary-rgb),.22),transparent 60%); opacity:.22; transition:var(--transition); pointer-events:none; }
.eco-pillar-card::after { content:""; position:absolute; inset:0; pointer-events:none; background:radial-gradient(circle at 12% 10%,rgba(255,255,255,0.05),transparent 56%); opacity:.55; }
.eco-pillar-card:hover { border-color:var(--primary); transform:translateY(-6px); box-shadow:0 20px 40px -15px rgba(var(--primary-rgb),.35); }
.eco-pillar-card:hover::before { opacity:.28; }
.eco-pillar-card h4 { margin:0; font-size:1.05rem; font-weight:900; color:#fff; position:relative; z-index:1; }
.eco-pillar-card p { margin:0; font-size:.82rem; color:rgba(245,245,245,0.72); line-height:1.5; position:relative; z-index:1; display:-webkit-box; -webkit-line-clamp:3; line-clamp:3; -webkit-box-orient:vertical; overflow:hidden; }
.eco-pillar-list { list-style:none; margin:.4rem 0 0; padding:0; display:grid; gap:.65rem; position:relative; z-index:1; }
.eco-pillar-list li { display:flex; align-items:center; gap:.6rem; font-size:.9rem; letter-spacing:.2px; text-transform:none; color:rgba(245,245,245,0.9); background:transparent; border:0; border-radius:0; padding:0; }
.eco-pillar-list li::before { content:""; width:10px; height:10px; border-radius:50%; background: var(--primary); box-shadow:0 0 0 4px rgba(var(--primary-rgb), .18); display:inline-block; }
.eco-pillar-relates { display:flex; flex-wrap:wrap; gap:.45rem; position:relative; z-index:1; margin-top:.3rem; }
.eco-pillar-stages { display:none !important; }
.eco-stages-label, .eco-stages-list, .stage-chip { display:none !important; }
.eco-stages-label { font-size:.72rem; letter-spacing:.6px; text-transform:uppercase; color:rgba(255,255,255,.65); font-weight:800; }
.eco-stages-list { display:flex; flex-wrap:wrap; gap:.5rem; }
.stage-chip { display:inline-flex; align-items:center; gap:.5rem; padding:.5rem .7rem; border-radius:999px; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,.1); color:#e9e9e9; font-size:.78rem; }
.stage-chip .stage-num { display:inline-grid; place-items:center; width:28px; height:28px; border-radius:50%; background:rgba(var(--primary-rgb),.18); color:#fff; font-weight:900; font-size:.72rem; }
.stage-chip .stage-name { font-weight:700; letter-spacing:.3px; }

/* Color accents for Services & Methodology */
.eco-color-0 { --eco-accent-rgb: var(--primary-rgb); }
.eco-color-1 { --eco-accent-rgb: 124,58,237; } /* purple */
.eco-color-2 { --eco-accent-rgb: 0,229,255; }  /* cyan */
.eco-color-3 { --eco-accent-rgb: 16,185,129; } /* emerald */
.eco-color-4 { --eco-accent-rgb: 236,72,153; } /* pink */

/* Apply accent to pillar cards */
.eco-pillar-card.eco-color-0,
.eco-pillar-card.eco-color-1,
.eco-pillar-card.eco-color-2,
.eco-pillar-card.eco-color-3,
.eco-pillar-card.eco-color-4 { border-color: var(--primary); }
.eco-pillar-card.eco-color-0::before,
.eco-pillar-card.eco-color-1::before,
.eco-pillar-card.eco-color-2::before,
.eco-pillar-card.eco-color-3::before,
.eco-pillar-card.eco-color-4::before { background:radial-gradient(circle at 20% 30%, rgba(var(--eco-accent-rgb), .18), transparent 60%); }
.eco-pillar-card.eco-color-0:hover,
.eco-pillar-card.eco-color-1:hover,
.eco-pillar-card.eco-color-2:hover,
.eco-pillar-card.eco-color-3:hover,
.eco-pillar-card.eco-color-4:hover { border-color: var(--primary); box-shadow:0 20px 40px -15px rgba(var(--primary-rgb),.35); }
.eco-pillar-card.eco-color-0 .eco-pillar-list li,
.eco-pillar-card.eco-color-1 .eco-pillar-list li,
.eco-pillar-card.eco-color-2 .eco-pillar-list li,
.eco-pillar-card.eco-color-3 .eco-pillar-list li,
.eco-pillar-card.eco-color-4 .eco-pillar-list li { background: rgba(var(--eco-accent-rgb), .12); border-color: rgba(var(--eco-accent-rgb), .28); color:#f0f0f0; }

/* Methodology steps accent */
.eco-step-card.eco-color-0,
.eco-step-card.eco-color-1,
.eco-step-card.eco-color-2,
.eco-step-card.eco-color-3,
.eco-step-card.eco-color-4 { border-color: rgba(var(--eco-accent-rgb), .38); }
.eco-step-card.eco-color-0::before,
.eco-step-card.eco-color-1::before,
.eco-step-card.eco-color-2::before,
.eco-step-card.eco-color-3::before,
.eco-step-card.eco-color-4::before { background: linear-gradient(135deg, rgba(var(--eco-accent-rgb),1), rgba(var(--eco-accent-rgb), .6)); box-shadow:0 10px 22px -12px rgba(var(--eco-accent-rgb),0.55); }
.eco-step-card.eco-color-0:hover,
.eco-step-card.eco-color-1:hover,
.eco-step-card.eco-color-2:hover,
.eco-step-card.eco-color-3:hover,
.eco-step-card.eco-color-4:hover { border-color: rgb(var(--eco-accent-rgb)); box-shadow:0 20px 40px -15px rgba(var(--eco-accent-rgb),.35); }
.eco-step-list { list-style:none; margin:.2rem 0 0; padding:0; display:grid; gap:.4rem; }
.eco-step-list li { position:relative; padding-left:1.1rem; font-size:.86rem; color:rgba(245,245,245,0.86); }
.eco-step-list li::before { content:""; position:absolute; left:0; top:.55rem; width:6px; height:6px; border-radius:50%; background: rgb(var(--eco-accent-rgb)); box-shadow:0 0 0 3px rgba(var(--eco-accent-rgb), .18); }

@media (max-width: 520px) {
  .eco-stages-list { gap:.4rem; }
  .stage-chip { font-size:.72rem; padding:.4rem .6rem; }
  .stage-chip .stage-num { width:24px; height:24px; font-size:.68rem; }
}
.eco-step-rows { position:relative; display:grid; gap:1.5rem; }
.eco-step-rows::before { content:""; position:absolute; left:18px; top:-20px; bottom:-20px; width:3px; background:linear-gradient(180deg,rgba(var(--primary-rgb),0.55),rgba(255,255,255,0.06)); border-radius:999px; }
.eco-step-card { position:relative; margin-left:48px; background:linear-gradient(135deg,#0f0a08,#181210); border:2px solid var(--primary); border-radius:20px; padding:1.4rem 1.4rem 1.55rem; display:grid; gap:.55rem; box-shadow:0 18px 38px -28px rgba(0,0,0,0.6); transition:var(--transition); }
.eco-step-card::before { content:attr(data-step); position:absolute; top:18px; left:-38px; width:32px; height:32px; border-radius:12px; display:grid; place-items:center; font-weight:800; font-size:.78rem; color:#fff; background:var(--gradient-primary); box-shadow:0 12px 26px -12px rgba(var(--primary-rgb),0.65); }
.eco-step-card:hover { transform: translateY(-4px); box-shadow:0 22px 46px -28px rgba(var(--primary-rgb),.35); }
.eco-step-card h4 { margin:0; font-size:1rem; font-weight:700; color:#fff; }
.eco-step-card strong { font-size:.78rem; letter-spacing:.55px; text-transform:uppercase; color:rgba(255,255,255,0.6); }
.eco-step-card p { margin:0; font-size:.9rem; color:rgba(245,245,245,0.86); line-height:1.6; }


/* Methodology cycle line */
.methodology-steps.cycle { position:relative; }
.methodology-steps.cycle::before { content:""; position:absolute; left:50%; transform:translateX(-50%); top:24px; bottom:24px; width:6px; border-radius:6px; background:linear-gradient(180deg, rgba(var(--primary-rgb),.35), rgba(255,255,255,.06)); }
.methodology-steps.cycle .method-step { position:relative; }
.methodology-steps.cycle .method-step::after { content:""; position:absolute; left:calc(50% - 8px); top:18px; width:14px; height:14px; border-radius:50%; background:var(--gradient-primary); box-shadow:0 4px 16px rgba(var(--primary-rgb),.5); }

/* Experience */
.experience-timeline { display:grid; gap:2rem; position:relative; }
.experience-item { background:linear-gradient(160deg,rgba(255,107,53,0.12),rgba(255,107,53,0.04)); border:1px solid rgba(var(--primary-rgb),0.28); padding:1.8rem 1.6rem 1.9rem; border-radius:var(--radius); position:relative; overflow:hidden; backdrop-filter:blur(12px); transition:var(--transition); display:grid; gap:.9rem; }
.experience-item::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 85% 20%, rgba(255,255,255,.08), transparent 70%); opacity:0; transition:var(--transition); }
.experience-item:hover::before { opacity:1; }
.experience-item:hover { transform:translateY(-4px); box-shadow:0 10px 24px -6px rgba(var(--primary-rgb),0.4); }
.exp-header { display:flex; flex-wrap:wrap; gap:.8rem 1.6rem; align-items:baseline; position:relative; padding-right:2.5rem; }
.exp-header::after { content:"▼"; position:absolute; right:0; top:50%; transform:translateY(-50%); font-size:1rem; color:var(--primary); transition:transform 0.3s ease; }
.is-collapsible.open .exp-header::after { transform:translateY(-50%) rotate(180deg); }
.exp-role { font-size:1.15rem; font-weight:700; letter-spacing:.5px; }
.exp-company { font-weight:600; color:var(--primary); }
.exp-period { margin-left:auto; font-size:.8rem; text-transform:uppercase; letter-spacing:1px; color:var(--text-dim); font-weight:600; }
.exp-desc { margin:0; font-size:.95rem; color:var(--text-dim); line-height:1.55; }

/* Projects */
.projects-grid { display:grid; gap:2rem; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); }
.project-card { position:relative; border:1px solid #222; background:linear-gradient(160deg,#121212,#171717 60%,#1f1f1f); border-radius:var(--radius); padding:1.6rem 1.5rem 2rem; display:flex; flex-direction:column; gap:1rem; overflow:hidden; transition:var(--transition); }
.project-card.has-badge { padding-top:2.8rem; }
.project-card::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 85% 15%, rgba(var(--primary-rgb),.28), transparent 70%); opacity:.35; }
.project-card:hover { transform:translateY(-5px); box-shadow:0 8px 30px -8px rgba(var(--primary-rgb),0.45); }
.project-card h3 { margin:0; font-size:1.3rem; letter-spacing:.5px; font-weight:900; color:var(--text); margin-bottom:.8rem; }
.project-card.has-badge h3 { margin-top:.6rem; }
.project-card p { margin:0; font-size:.88rem; color:var(--text-dim); line-height:1.6; }
.project-card p strong { color:var(--primary); font-weight:700; font-size:.9rem; }
.project-meta { margin-top:auto; display:flex; flex-wrap:wrap; gap:.5rem; font-size:.65rem; letter-spacing:.5px; text-transform:uppercase; }
.project-meta span { background:rgba(255,255,255,0.04); border:1px solid #262626; padding:.35rem .55rem; border-radius:999px; color:var(--text-dim); font-weight:600; }
.project-links { display:flex; gap:1rem; margin-top:.6rem; }
.project-links a { font-size:.75rem; font-weight:600; letter-spacing:.4px; padding:.55rem .9rem; border-radius:999px; background:rgba(255,255,255,0.06); color:var(--text); border:1px solid rgba(var(--primary-rgb),0.35); backdrop-filter:blur(6px); transition:var(--transition); }
.project-links a:hover { background:var(--gradient-primary); color:#fff; border-color:transparent; text-decoration:none; }
.project-inline-meta { display:flex; flex-wrap:wrap; gap:.4rem; margin:.2rem 0 .4rem; }
.tag-soft { font-size:.55rem; letter-spacing:.5px; text-transform:uppercase; background:rgba(255,255,255,0.07); border:1px solid #2a2a2a; padding:.35rem .55rem; border-radius:999px; font-weight:600; color:var(--text-dim); }
.project-process-line { font-size:.65rem; letter-spacing:.5px; text-transform:uppercase; background:linear-gradient(90deg,rgba(255,107,53,.18),rgba(255,107,53,.05)); border:1px solid rgba(var(--primary-rgb),.35); padding:.4rem .6rem .45rem; border-radius:8px; font-weight:600; color:#fff; display:inline-block; }
/* Project Badges */
.project-badge { position:absolute; top:.85rem; left:.85rem; background:linear-gradient(135deg,#ff6b35,#ff8f57,#ea580c); color:#fff; padding:.42rem .75rem .48rem; font-size:.55rem; letter-spacing:.65px; font-weight:800; border-radius:999px; box-shadow:0 4px 14px -4px rgba(var(--primary-rgb),0.6); text-transform:uppercase; display:inline-flex; align-items:center; gap:.35rem; border:1px solid rgba(255,255,255,0.12); backdrop-filter:blur(6px); }
.project-badge::after { content:""; position:absolute; inset:0; border-radius:inherit; box-shadow:0 0 0 1px rgba(255,255,255,0.15) inset; pointer-events:none; }
@keyframes pulseBadge { 0% { box-shadow:0 0 0 0 rgba(var(--primary-rgb),0.55);} 70% { box-shadow:0 0 0 12px rgba(var(--primary-rgb),0);} 100% { box-shadow:0 0 0 0 rgba(var(--primary-rgb),0);} }
.highlight-badge { animation:pulseBadge 3.5s ease-in-out infinite; }
.proj-badges { margin:.2rem 0 1rem; display:flex; flex-wrap:wrap; gap:.5rem; }
.proj-badges span { font-size:.55rem; letter-spacing:.55px; text-transform:uppercase; background:linear-gradient(135deg,rgba(255,107,53,.5),rgba(234,88,12,.45)); border:1px solid rgba(var(--primary-rgb),.55); padding:.45rem .7rem .5rem; border-radius:999px; font-weight:700; color:#fff; box-shadow:0 4px 14px -6px rgba(var(--primary-rgb),.55); }

/* Habilidades Técnicas Detalladas */
.skills-detailed { display:grid; gap:2.5rem; grid-template-columns:repeat(2, minmax(0,1fr)); }
.skill-category { background:linear-gradient(145deg,#111,#171717); border:1px solid #262626; border-radius:20px; padding:1.8rem 1.6rem 2rem; box-shadow:0 16px 44px -18px rgba(0,0,0,.6); }
.skill-category-title { margin:0 0 1.4rem; font-size:1.15rem; font-weight:800; letter-spacing:.5px; color:#fff; }
.skill-items { display:grid; gap:1.2rem; }
.skill-item { display:grid; gap:.4rem; background:linear-gradient(145deg,#131313,#171717); border:1px solid #272727; border-radius:14px; padding:0.9rem 0.9rem 1rem; box-shadow:inset 0 0 0 1px rgba(255,255,255,.02); }
.skill-header { display:flex; justify-content:space-between; align-items:baseline; margin-bottom:.25rem; }
.skill-name { font-size:.92rem; font-weight:700; color:#fff; letter-spacing:.2px; }
.skill-level-num { font-size:.72rem; font-weight:800; color:#0dd; letter-spacing:.5px; background:rgba(255,255,255,.06); border:1px solid #2a2a2a; padding:.2rem .5rem; border-radius:999px; }
.skill-bar-container { width:100%; height:9px; background:#101010; border:1px solid #262626; border-radius:999px; overflow:hidden; position:relative; }
.skill-bar { height:100%; background:var(--gradient-primary); border-radius:999px; transition:width 900ms cubic-bezier(.4,.1,.2,1); box-shadow:0 0 16px rgba(var(--primary-rgb),.5); }
.skill-desc { margin:.35rem 0 0; font-size:.78rem; line-height:1.45; color:var(--text-dim); }

/* Colores por categoría (acento sutil) */
.skill-cat-ai .skill-items { grid-template-columns: repeat(2, minmax(0,1fr)); }
.skill-cat-ai .skill-item { min-height: 92px; }
.skill-cat-marketing .skill-bar { background:linear-gradient(90deg,#22c55e,#16a34a); box-shadow:0 0 16px rgba(34,197,94,.45); }
.skill-cat-design .skill-bar { background:linear-gradient(90deg,#e879f9,#a855f7); box-shadow:0 0 16px rgba(232,121,249,.35); }
.skill-cat-development .skill-bar { background:linear-gradient(90deg,#38bdf8,#0ea5e9); box-shadow:0 0 16px rgba(56,189,248,.45); }
.skill-cat-ai .skill-bar { background:linear-gradient(90deg,#f87171,#ef4444); box-shadow:0 0 16px rgba(248,113,113,.45); }

/* Services */
.services-grid { display:grid; gap:2rem; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }
.service-card { background:linear-gradient(150deg,rgba(255,107,53,.12),rgba(255,107,53,.05)); border:1px solid rgba(var(--primary-rgb),.35); border-radius:var(--radius); padding:1.5rem 1.4rem 1.8rem; display:flex; flex-direction:column; gap:.75rem; position:relative; overflow:hidden; }
.service-card h3 { margin:0; font-size:1.05rem; font-weight:700; letter-spacing:.5px; }
.service-card p { margin:0 0 .6rem; font-size:.85rem; color:var(--text-dim); }
.service-items { list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:.4rem; font-size:.7rem; letter-spacing:.5px; text-transform:uppercase; }
.service-items li { background:rgba(255,255,255,.05); border:1px solid #262626; padding:.45rem .6rem; border-radius:8px; font-weight:600; }

/* Methodology */
.methodology-steps { display:grid; gap:2rem; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); counter-reset:step; }
.method-step { background:linear-gradient(145deg,#121212,#181818); border:1px solid #272727; border-radius:var(--radius); padding:1.6rem 1.4rem 1.8rem; display:grid; gap:.65rem; position:relative; overflow:hidden; }
.method-step::before { counter-increment:step; content:counter(step, decimal-leading-zero); position:absolute; top:0; right:0; font-size:3.8rem; font-weight:900; line-height:1; color:rgba(255,255,255,.04); padding:.4rem .9rem; letter-spacing:-2px; }
.method-step h3 { margin:0; font-size:1rem; font-weight:700; letter-spacing:.6px; color:var(--primary); }
.method-step h4 { margin:0; font-size:.85rem; font-weight:600; color:var(--text); }
.method-step p { margin:0; font-size:.75rem; color:var(--text-dim); line-height:1.4; }

/* Methodology as timeline (alternating) */

/* AI Videos */
.ai-videos-grid { display:grid; gap:2rem; max-width:1400px; margin:0 auto; grid-template-columns:repeat(auto-fit, minmax(380px, 1fr)); }
@media (min-width: 1200px) { .ai-videos-grid { grid-template-columns:repeat(3, 1fr); } }
.ai-video-card { position:relative; background:#000; border:1px solid #262626; border-radius:16px; overflow:hidden; cursor:pointer; transition:var(--transition); display:flex; aspect-ratio:16/9; }
.ai-video-card::after { content:"▶"; position:absolute; inset:auto; top:50%; left:50%; transform:translate(-50%,-50%); font-size:2rem; color:rgba(255,255,255,0.8); text-shadow:0 4px 22px rgba(var(--primary-rgb),.55); pointer-events:none; transition:opacity .3s ease; }
.ai-video-card::before { content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(0,0,0,0) 45%, rgba(0,0,0,0.45) 100%); opacity:.65; pointer-events:none; transition:opacity .3s ease; }
.ai-video-card:hover, .ai-video-card:focus-visible { transform:translateY(-4px); border-color:var(--primary); box-shadow:0 16px 32px -20px rgba(var(--primary-rgb),0.6); }
.ai-video-card:hover::after, .ai-video-card:focus-visible::after { opacity:1; }
.ai-video-card:hover::before, .ai-video-card:focus-visible::before { opacity:.35; }
.ai-video-card:focus-visible { outline:3px solid rgba(var(--primary-rgb),0.65); outline-offset:3px; }
.ai-video-preview { width:100%; height:100%; object-fit:cover; filter:saturate(1.05) brightness(0.92); transition:transform .4s ease, filter .4s ease; }
.ai-video-card:hover .ai-video-preview, .ai-video-card:focus-visible .ai-video-preview { transform:scale(1.03); filter:saturate(1.15) brightness(1); }
.ai-video-card.video-error { background:linear-gradient(135deg,#1c1c1c,#111); border-color:#2a2a2a; }
.ai-video-card.video-error::before { opacity:.65; }
.ai-video-card.video-error::after { content:"⚠"; font-size:1.6rem; color:rgba(255,255,255,0.65); text-shadow:none; }
.ai-video-card.video-error .ai-video-preview { display:none; }
.video-card-info { position:absolute; bottom:0; left:0; right:0; padding:1rem 1.2rem; background:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.85) 25%, rgba(0,0,0,0.95) 100%); z-index:2; pointer-events:none; }
.video-card-title { font-size:1rem; font-weight:600; color:#fff; margin:0 0 0.3rem 0; line-height:1.3; }
.video-card-desc { font-size:0.85rem; color:#bbb; margin:0; line-height:1.4; overflow:hidden; text-overflow:ellipsis; display:-webkit-box; -webkit-line-clamp:2; line-clamp:2; -webkit-box-orient:vertical; }
.video-modal { position:fixed; inset:0; display:grid; place-items:center; z-index:1000; padding:1rem; }
.video-modal-backdrop { position:absolute; inset:0; background:rgba(0,0,0,.85); backdrop-filter:blur(6px); }
.video-modal-content { position:relative; background:#0d0d0d; border:1px solid #2a2a2a; border-radius:20px; width:min(1100px,95vw); max-width:95vw; max-height:90vh; padding:1rem; box-shadow:0 24px 80px -20px rgba(0,0,0,.8); display:flex; flex-direction:column; }
.video-modal video { width:100%; max-height:calc(90vh - 3rem); border-radius:14px; background:#000; object-fit:contain; }
.video-close { position:absolute; top:.6rem; right:.6rem; background:#1a1a1a; border:1px solid #333; color:#bbb; border-radius:50%; width:42px; height:42px; font-size:1.3rem; cursor:pointer; display:grid; place-items:center; z-index:10; transition:var(--transition); }
.video-close:hover { background:var(--primary); color:#fff; border-color:transparent; transform:scale(1.08); }
[hidden].video-modal { display:none !important; }

/* Image Modal for Portfolio */
.img-modal { position:fixed; inset:0; z-index:1200; display:none; }
.img-modal.open { display:grid; place-items:center; }
.img-modal-backdrop { position:absolute; inset:0; background:rgba(0,0,0,.85); backdrop-filter:blur(8px); }
.img-modal-dialog { position:relative; max-width:min(1200px,92vw); max-height:90vh; background:#0d0d0d; border:1px solid #2a2a2a; border-radius:20px; padding:1.5rem; display:grid; gap:1rem; }
.img-modal-image { width:100%; max-height:75vh; object-fit:contain; border-radius:14px; }
.img-modal-title { margin:0; font-size:1.1rem; font-weight:700; color:#fff; text-align:center; }
.img-modal-close { position:absolute; top:.6rem; right:.6rem; background:#1a1a1a; border:1px solid #2a2a2a; color:#bbb; width:40px; height:40px; border-radius:50%; display:grid; place-items:center; font-size:1.2rem; cursor:pointer; transition:var(--transition); z-index:1; }
.img-modal-close:hover { background:var(--primary); color:#fff; border-color:transparent; }

/* YouTube channels */
.youtube-channels { display:grid; gap:2rem; grid-template-columns:repeat(auto-fit,minmax(380px,1fr)); }
.yt-channel { background:linear-gradient(145deg,#0f0f0f,#161616); border:1px solid #2a2a2a; border-radius:var(--radius-l); padding:2rem 1.8rem 2.2rem; display:flex; flex-direction:column; gap:1.2rem; position:relative; overflow:hidden; transition:var(--transition); }
.yt-channel::before { content:""; position:absolute; top:0; left:0; right:0; height:4px; background:var(--gradient-primary); opacity:0; transition:var(--transition); }
.yt-channel:hover { border-color:var(--primary); transform:translateY(-4px); box-shadow:0 16px 40px -12px rgba(var(--primary-rgb),0.4); }
.yt-channel:hover::before { opacity:1; }
.yt-channel-header { display:flex; justify-content:space-between; align-items:flex-start; gap:1rem; margin-bottom:0.4rem; }
.yt-channel-name { margin:0; font-size:1.35rem; font-weight:800; letter-spacing:-0.3px; line-height:1.2; }
.yt-channel-type { font-size:0.75rem; padding:0.4rem 0.8rem; background:rgba(var(--primary-rgb),0.15); border:1px solid rgba(var(--primary-rgb),0.3); border-radius:8px; color:var(--primary); font-weight:700; text-transform:uppercase; letter-spacing:0.5px; white-space:nowrap; }
.yt-channel-status { display:inline-flex; align-items:center; gap:0.4rem; font-size:0.8rem; color:#4ade80; font-weight:600; }
.yt-channel-status::before { content:"●"; font-size:0.6rem; animation:pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity:1; } 50% { opacity:0.5; } }
.yt-channel-description { display:flex; flex-direction:column; gap:0.7rem; }
.yt-channel-description p { margin:0; font-size:0.9rem; line-height:1.6; color:var(--text-dim); }
.yt-channel-process { background:#0a0a0a; border:1px solid #1a1a1a; border-radius:var(--radius-s); padding:1rem 1.2rem; }
.yt-channel-process h4 { margin:0 0 0.6rem 0; font-size:0.85rem; font-weight:700; color:var(--primary); text-transform:uppercase; letter-spacing:0.8px; }
.yt-channel-process p { margin:0; font-size:0.85rem; line-height:1.6; color:var(--text-dim); }
.yt-channel-tech { display:flex; flex-direction:column; gap:0.6rem; }
.yt-channel-tech h4 { margin:0; font-size:0.85rem; font-weight:700; color:var(--text); text-transform:uppercase; letter-spacing:0.8px; }
.yt-tags { display:flex; flex-wrap:wrap; gap:0.5rem; }
.yt-tag { font-size:0.75rem; letter-spacing:0.3px; background:rgba(255,255,255,.08); border:1px solid #2a2a2a; padding:0.45rem 0.8rem; border-radius:8px; font-weight:600; color:var(--text-dim); transition:var(--transition); }
.yt-tag:hover { background:rgba(var(--primary-rgb),0.1); border-color:var(--primary); color:var(--primary); }

/* Book Showcase */
.book-feature { display:grid; grid-template-columns:300px 1fr; gap:3rem; align-items:center; padding:2rem; background:linear-gradient(135deg,#0f0a08,#181210); border:2px solid var(--primary); border-radius:var(--radius-l); position:relative; overflow:hidden; }
.book-feature::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 20% 30%,rgba(var(--primary-rgb),.2),transparent 60%); pointer-events:none; }
.book-cover { position:relative; z-index:1; }
.book-icon { width:100%; aspect-ratio:3/4; background:var(--gradient-primary); border-radius:var(--radius); display:grid; place-items:center; font-size:5rem; box-shadow:0 20px 60px -20px rgba(var(--primary-rgb),.8), 0 0 0 1px rgba(255,255,255,.1); position:relative; overflow:hidden; }
.book-icon::after { content:""; position:absolute; inset:0; background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,.15) 50%,transparent 60%); }
.book-badge { margin-top:1rem; text-align:center; font-size:0.85rem; font-weight:700; padding:0.6rem 1rem; background:rgba(var(--primary-rgb),.2); border:1px solid var(--primary); border-radius:999px; color:var(--primary); text-transform:uppercase; letter-spacing:1px; }
.book-details { position:relative; z-index:1; }
.book-details h3 { margin:0 0 1rem 0; font-size:2rem; font-weight:800; letter-spacing:-0.5px; }
.book-description { margin:0 0 1.5rem 0; font-size:1rem; line-height:1.7; color:var(--text-dim); }
.book-features { display:grid; gap:0.8rem; margin-bottom:2rem; }
.book-feature-item { display:flex; align-items:center; gap:0.8rem; font-size:0.95rem; color:var(--text); }
.feature-icon { display:grid; place-items:center; width:24px; height:24px; border-radius:50%; background:rgba(var(--primary-rgb),.2); color:var(--primary); font-weight:700; flex-shrink:0; }
.book-actions { display:flex; align-items:center; gap:1.5rem; flex-wrap:wrap; }
.book-size { font-size:0.85rem; color:var(--text-dim); }

/* Catalogos */
.catalogos-grid { display:grid; gap:2rem; grid-template-columns:repeat(auto-fit,minmax(350px,1fr)); }
.catalogo-card { background:linear-gradient(140deg,#0f0f0f,#161616); border:1px solid #2a2a2a; border-radius:var(--radius-l); padding:2rem; display:flex; flex-direction:column; gap:1rem; transition:var(--transition); position:relative; overflow:hidden; }
.catalogo-card::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 80% 20%,rgba(var(--primary-rgb),.12),transparent 60%); opacity:0; transition:var(--transition); pointer-events:none; }
.catalogo-card:hover { border-color:var(--primary); transform:translateY(-6px); box-shadow:0 20px 40px -15px rgba(var(--primary-rgb),.35); }
.catalogo-card:hover::before { opacity:1; }
.catalogo-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:0.5rem; }
.catalogo-icon { width:60px; height:60px; border-radius:14px; background:linear-gradient(135deg,#1a1a1a,#252525); display:grid; place-items:center; font-size:2rem; border:1px solid #333; }
.catalogo-type { font-size:0.75rem; padding:0.5rem 0.9rem; background:rgba(255,255,255,.05); border:1px solid #2a2a2a; border-radius:8px; color:var(--text-dim); font-weight:600; text-transform:uppercase; letter-spacing:0.5px; }
.catalogo-brand { font-size:0.9rem; font-weight:800; color:var(--primary); text-transform:uppercase; letter-spacing:1.5px; margin-bottom:0.3rem; }
.catalogo-title { margin:0 0 1rem 0; font-size:1.4rem; font-weight:800; letter-spacing:-0.3px; }
.catalogo-desc { margin:0; font-size:0.9rem; line-height:1.7; color:var(--text-dim); flex:1; }
.catalogo-actions { margin-top:1rem; }

/* Contact Enhanced */
.contact-content { 
  display:grid; 
  grid-template-columns: 1fr 1fr; 
  grid-template-areas:
    "info cta"
    "social cta";
  align-items:start; 
  gap:2rem; 
  margin-top:2rem; 
}

/* New contact cards layout */
.contact-cards { 
  display:grid; 
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); 
  gap:1.6rem; 
  margin-top:2.2rem; 
}
.contact-card-tile { 
  position:relative; 
  display:grid; 
  grid-template-rows: auto auto 1fr; 
  gap:.35rem; 
  padding:2rem; 
  border-radius:28px; 
  text-decoration:none; 
  color:#fff; 
  overflow:hidden; 
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 20px 46px -18px rgba(0,0,0,.6);
}
.contact-card-tile .tile-icon { 
  width:72px; height:72px; border-radius:999px; display:grid; place-items:center; 
  background:linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08)); 
  margin-bottom:.2rem; box-shadow:0 10px 24px -12px rgba(0,0,0,.6);
}
.contact-card-tile .tile-icon svg { width:36px; height:36px; fill:#fff; opacity:.95; }
.contact-card-tile .tile-title { font-size:1.4rem; font-weight:900; letter-spacing:.2px; }
.contact-card-tile .tile-desc { font-size:.95rem; color:rgba(255,255,255,.9); }
.contact-card-tile::after { content:""; position:absolute; inset:0; pointer-events:none; background:radial-gradient(1200px 300px at -10% 0%, rgba(255,255,255,.12), transparent 60%), radial-gradient(800px 200px at 120% 20%, rgba(255,255,255,.06), transparent 60%); opacity:.6; }
.contact-card-tile:hover { transform:translateY(-4px); transition:transform .25s ease; box-shadow:0 24px 54px -16px rgba(0,0,0,.7); }
.contact-card-tile:focus-visible { outline:3px solid rgba(var(--primary-rgb),.7); outline-offset:2px; }
.contact-card-tile.wa,
.contact-card-tile.in,
.contact-card-tile.mail,
.contact-card-tile.phone { 
  background: var(--gradient-primary); 
  border-color: rgba(var(--primary-rgb), .55);
}

@media (max-width: 880px) {
  .contact-cards { grid-template-columns: 1fr; }
}
.contact-info { grid-area: info; display:flex; flex-direction:column; gap:1.5rem; }
.contact-social { grid-area: social; }
.contact-cta { grid-area: cta; position:sticky; top:90px; align-self:start; }
.contact-info { display:flex; flex-direction:column; gap:1.5rem; }
.contact-card { background:linear-gradient(145deg,#101010,#161616); border:1px solid #2c2c2c; border-radius:var(--radius-l); padding:2rem; box-shadow:0 14px 32px -16px rgba(0,0,0,.65); }
.contact-card h3 { margin:0 0 1.2rem 0; font-size:1.1rem; font-weight:800; letter-spacing:0.3px; }
.contact-item { display:flex; gap:1rem; padding:1rem 0; border-bottom:1px dashed #262626; }
.contact-item:last-child { border-bottom:none; }
.contact-icon { font-size:1.45rem; flex-shrink:0; filter: drop-shadow(0 2px 6px rgba(0,0,0,.4)); }
.contact-item div { display:flex; flex-direction:column; gap:0.3rem; }
.contact-item strong { font-size:0.8rem; color:#e0e0e0; text-transform:uppercase; letter-spacing:0.65px; font-weight:800; }
.contact-item a { color:#f3f3f3; text-decoration:none; font-size:0.98rem; transition:color .3s ease, text-decoration-color .3s ease; }
.contact-item a:hover { color:var(--primary); text-decoration:underline; text-decoration-color:rgba(var(--primary-rgb),.7); text-underline-offset:3px; }
.contact-social { background:linear-gradient(145deg,#101010,#161616); border:1px solid #2c2c2c; border-radius:var(--radius-l); padding:2rem; box-shadow:0 14px 32px -16px rgba(0,0,0,.65); }
.social-links { display:flex; flex-direction:column; gap:0.9rem; }
.social-link.full { width:100%; justify-content:flex-start; }
.social-link { display:flex; align-items:center; gap:1rem; padding:1rem 1.2rem; background:linear-gradient(135deg,rgba(255,255,255,.05),rgba(255,255,255,.025)); border:1px solid #2e2e2e; border-radius:999px; text-decoration:none; color:var(--text); font-weight:800; transition:var(--transition); box-shadow:0 12px 26px -14px rgba(0,0,0,.7); }
.social-link:hover { transform:translateY(-2px); box-shadow:0 14px 28px -12px rgba(0,0,0,.7); }
.social-link.linkedin:hover { background:linear-gradient(135deg,rgba(10,102,194,.22),rgba(10,102,194,.1)); border-color:rgba(10,102,194,.55); }
.social-link.whatsapp:hover { background:linear-gradient(135deg,rgba(37,211,102,.22),rgba(37,211,102,.1)); border-color:rgba(37,211,102,.55); }
.social-link.email:hover { background:linear-gradient(135deg,rgba(255,107,53,.22),rgba(255,107,53,.1)); border-color:rgba(var(--primary-rgb),.55); }
.social-icon { display:grid; place-items:center; width:38px; height:38px; border-radius:10px; background:var(--gradient-primary); color:#fff; font-weight:900; font-size:1rem; flex-shrink:0; box-shadow:0 8px 18px -8px rgba(var(--primary-rgb),.6); }
.chip { display:inline-flex; align-items:center; gap:.5rem; padding:.5rem .9rem; border-radius:999px; border:1px solid #2e2e2e; background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.035)); font-weight:800; color:var(--text); text-decoration:none; box-shadow:inset 0 0 0 1px rgba(255,255,255,.03); }
.chip.whatsapp { border-color:rgba(37,211,102,.6); color:#c6f9e1; }
.contact-cta { display:flex; align-items:center; }
.cta-box { background:linear-gradient(135deg,#1a0f0a,#1f1410); border:2px solid var(--primary); border-radius:var(--radius-l); padding:3rem; text-align:center; width:100%; position:relative; overflow:hidden; }
.cta-box::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 50% 30%,rgba(var(--primary-rgb),.25),transparent 70%); pointer-events:none; }
.cta-box h3 { margin:0 0 1rem 0; font-size:2rem; font-weight:800; letter-spacing:-0.5px; position:relative; }
.cta-box p { margin:0 0 2rem 0; font-size:1.05rem; line-height:1.7; color:var(--text-dim); position:relative; }
.cta-buttons { display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; position:relative; }

/* Portfolio Gallery */
.portfolio-gallery { display:grid; gap:3rem; margin-top:2rem; }
.portfolio-category { display:grid; gap:1.2rem; }
.portfolio-category-title { margin:0; font-size:1.15rem; font-weight:800; letter-spacing:.5px; color:#fff; padding-bottom:.6rem; border-bottom:2px solid rgba(var(--primary-rgb),.35); }
.portfolio-grid { display:grid; gap:1rem; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); }
.portfolio-item { position:relative; background:#0a0a0a; border:1px solid #1a1a1a; border-radius:14px; overflow:hidden; cursor:pointer; transition:var(--transition); aspect-ratio:4/3; }
.portfolio-item img { width:100%; height:100%; object-fit:cover; transition:transform .4s ease, filter .4s ease; filter:brightness(.85); }
.portfolio-item:hover { border-color:var(--primary); transform:translateY(-4px); box-shadow:0 12px 32px -12px rgba(var(--primary-rgb),.45); }
.portfolio-item:hover img { transform:scale(1.05); filter:brightness(1); }
.portfolio-item-overlay { position:absolute; inset:0; background:linear-gradient(180deg,rgba(0,0,0,0) 50%,rgba(0,0,0,.75) 100%); display:grid; align-items:end; padding:1rem; opacity:0; transition:opacity .3s ease; }
.portfolio-item:hover .portfolio-item-overlay { opacity:1; }
.portfolio-item-title { margin:0; font-size:.85rem; font-weight:700; color:#fff; letter-spacing:.3px; }

/* Expandibles generales */
.is-collapsible { cursor:pointer; position:relative; }
.collapsible-body { max-height:0; overflow:hidden; transition:max-height .5s ease; }
.collapsible-body.open { max-height:600px; }
.exp-resp { list-style:none; margin:.6rem 0 0; padding:0; display:grid; gap:.5rem; }
.exp-resp li { position:relative; padding-left:1.2rem; font-size:.78rem; line-height:1.4; color:var(--text-dim); }
.exp-resp li::before { content:"›"; position:absolute; left:0; top:0; color:var(--primary); }

/* Project Modal */
.proj-modal { position:fixed; inset:0; z-index:1200; display:none; }
.proj-modal.open { display:block; }
.proj-backdrop { position:absolute; inset:0; background:rgba(0,0,0,.7); backdrop-filter:blur(6px); }
.proj-dialog { position:relative; margin:5vh auto; max-width:760px; width:clamp(320px,92%,760px); background:#111; border:1px solid #262626; border-radius:24px; padding:2.2rem 2rem 2.6rem; box-shadow:0 24px 64px -12px rgba(0,0,0,.6); outline:none; }
.proj-close { position:absolute; top:.8rem; right:.8rem; background:#1d1d1d; border:1px solid #333; color:#ccc; width:44px; height:44px; border-radius:50%; display:grid; place-items:center; font-size:1.1rem; cursor:pointer; }
.proj-close:hover { background:var(--gradient-primary); color:#fff; border-color:transparent; }
.proj-content h3 { margin:0 0 .6rem; font-size:1.6rem; font-weight:800; letter-spacing:-1px; background:var(--gradient-primary); -webkit-background-clip:text; background-clip:text; color:transparent; }
.proj-meta { margin:.2rem 0 1rem; font-size:.65rem; letter-spacing:.6px; text-transform:uppercase; color:var(--text-dim); display:flex; gap:.6rem; flex-wrap:wrap; }
.proj-tags { display:flex; flex-wrap:wrap; gap:.4rem; margin:1rem 0 0; }
.proj-tags span { font-size:.6rem; letter-spacing:.5px; text-transform:uppercase; background:rgba(255,255,255,.05); border:1px solid #262626; padding:.4rem .6rem; border-radius:999px; font-weight:600; }
.proj-actions { margin-top:1.4rem; display:flex; gap:.8rem; flex-wrap:wrap; }
.proj-actions a { font-size:.7rem; letter-spacing:.6px; font-weight:700; padding:.6rem 1rem; border-radius:12px; background:var(--gradient-primary); color:#fff; text-decoration:none; box-shadow:0 8px 22px -6px rgba(var(--primary-rgb),.55); }
.proj-actions a:hover { filter:brightness(1.05); }

/* Skills */
.skills-cloud { display:flex; flex-wrap:wrap; gap:.75rem; }
.skill-chip { font-size:.75rem; letter-spacing:.5px; padding:.55rem .9rem; border-radius:999px; background:linear-gradient(135deg,rgba(255,107,53,0.3),rgba(234,88,12,0.25)); color:#fff; font-weight:600; border:1px solid rgba(var(--primary-rgb),0.55); backdrop-filter:blur(6px); position:relative; overflow:hidden; }
.skill-chip::after { content:""; position:absolute; inset:0; background:radial-gradient(circle at 75% 25%, rgba(255,255,255,0.2), transparent 70%); opacity:.9; mix-blend-mode:overlay; }

/* Contact */
.contact-grid { display:grid; gap:2.5rem; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); align-items:start; }
.contact-card { background:linear-gradient(160deg,#121212,#181818,#1d1d1d); border:1px solid #262626; border-radius:var(--radius); padding:2rem 1.8rem 2.2rem; display:grid; gap:1rem; box-shadow:0 6px 18px -4px rgba(0,0,0,0.55); }
.contact-card h3 { margin:0; font-size:1.3rem; font-weight:700; }
.contact-card p { margin:0 0 .8rem; font-size:.95rem; color:var(--text-dim); }
.contact-links { list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:.4rem; }
.contact-links a { color:var(--text); font-weight:600; font-size:.9rem; padding:.45rem 0; position:relative; }
.contact-links a::after { content:""; position:absolute; left:0; bottom:0; width:0; height:2px; background:var(--gradient-primary); transition:var(--transition); }
.contact-links a:hover::after { width:100%; }
.contact-form { display:grid; gap:1rem 1.2rem; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); background:linear-gradient(160deg,#121212,#181818,#1d1d1d); border:1px solid #262626; border-radius:var(--radius); padding:2rem 1.6rem 2.2rem; box-shadow:0 6px 18px -4px rgba(0,0,0,0.52); }
.field { display:flex; flex-direction:column; gap:.35rem; }
.field.full { grid-column:1 / -1; }
.field label { font-size:.75rem; font-weight:700; letter-spacing:.7px; text-transform:uppercase; color:var(--text-dim); }
.field input, .field textarea { width:100%; background:#151515; border:1px solid #262626; border-radius:10px; padding:.8rem .9rem; font:inherit; color:var(--text); resize:vertical; }
.field input:focus, .field textarea:focus { outline:2px solid var(--primary); outline-offset:2px; border-color:var(--primary); }

/* Buttons */
.btn { --btn-bg:#222; --btn-border:#333; display:inline-flex; gap:.6rem; align-items:center; font-weight:700; font-size:.9rem; letter-spacing:.5px; padding:0.95rem 1.6rem 1rem; border-radius:14px; border:1px solid var(--btn-border); background:var(--btn-bg); color:var(--text); cursor:pointer; position:relative; transition:var(--transition); text-decoration:none; }
.btn.primary { background:var(--gradient-primary); color:#fff; border:none; }
.btn.primary:hover { filter:brightness(1.05); transform:translateY(-2px); box-shadow:0 10px 24px -4px rgba(var(--primary-rgb),0.55); }
.btn.ghost { background:linear-gradient(135deg,rgba(255,107,53,0.18),rgba(255,107,53,0.05)); border:1px solid rgba(var(--primary-rgb),0.45); color:#fff; backdrop-filter:blur(8px); }
.btn.ghost:hover { background:var(--gradient-primary); border-color:transparent; }
.btn.full { width:100%; justify-content:center; }
.btn:focus-visible { outline:3px solid var(--primary); outline-offset:2px; }

/* Footer */
.site-footer { border-top:1px solid #181818; background:#0a0a0a; padding:2.6rem 0; margin-top:4rem; font-size:.75rem; letter-spacing:.6px; color:var(--text-dim); }
.site-footer .to-top { display:inline-flex; width:40px; height:40px; border-radius:50%; align-items:center; justify-content:center; background:linear-gradient(135deg,#1d1d1d,#111); border:1px solid #252525; color:#aaa; font-weight:700; font-size:1.1rem; transition:var(--transition); }
.site-footer .to-top:hover { background:var(--gradient-primary); color:#fff; border-color:transparent; text-decoration:none; }

/* Responsive */
@media (max-width: 880px) {
  .nav-toggle { display:block; }
  .nav-list { position:absolute; top:100%; right:0; background:#0c0c0c; padding:1rem 1.2rem 1.3rem; flex-direction:column; align-items:flex-start; gap:1rem; min-width:220px; border:1px solid #181818; border-radius:var(--radius); box-shadow:0 14px 40px -8px rgba(0,0,0,0.6); opacity:0; transform:translateY(-8px); pointer-events:none; transition:var(--transition); }
  .nav-list.show { opacity:1; transform:translateY(0); pointer-events:auto; }
  .quick-stats { gap:1.2rem; flex-wrap:wrap; }
  .experience-item { padding:1.4rem 1.25rem 1.6rem; }
  .project-card { padding:1.4rem 1.3rem 1.7rem; }
  .skills-detailed { grid-template-columns:1fr; }
  .skill-cat-ai .skill-items { grid-template-columns:1fr; }
  .eco-stack { gap:1.5rem; margin-bottom:2.4rem; }
  .eco-step-rows::before { left:14px; }
  .eco-step-card { margin-left:40px; }
  .eco-step-card::before { left:-34px; }
  .ai-videos-grid { grid-template-columns:repeat(auto-fit, minmax(300px, 1fr)); gap:1.5rem; }
  .video-modal-content { padding:.8rem; max-height:92vh; }
  .video-modal video { max-height:calc(92vh - 2.5rem); }
  .book-feature { grid-template-columns:1fr; gap:2rem; text-align:center; }
  .book-cover { max-width:250px; margin:0 auto; }
  .catalogos-grid { grid-template-columns:1fr; }
  .contact-content { 
    grid-template-columns:1fr; 
    grid-template-areas:
      "cta"
      "info"
      "social";
    gap:1.6rem; 
  }
  .contact-cta { position:static; }
  .social-links { flex-direction:column; }
}

@media (max-width:600px) {
  .hero { padding:8rem 0 4rem; }
  .hero-text h1 { font-size:clamp(2.4rem,10vw,3.4rem); }
  .quick-stats { flex-wrap:wrap; gap:1rem 1.5rem; }
  .media-card { aspect-ratio:1; }
  .avatar-ring { width:62%; }
  .eco-section-intro { font-size:.9rem; }
  .eco-step-rows::before { left:11px; }
  .eco-step-card { margin-left:32px; padding:1.35rem 1.35rem 1.55rem; }
  .eco-step-card::before { width:28px; height:28px; font-size:.72rem; left:-30px; top:16px; }
  .video-modal { padding:.5rem; }
  .video-modal-content { padding:.6rem; max-height:94vh; width:98vw; }
  .video-modal video { max-height:calc(94vh - 2rem); border-radius:10px; }
  .video-close { width:36px; height:36px; font-size:1.1rem; top:.4rem; right:.4rem; }
}

/* Motion prefers reduced */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}