/* ===== Variables ===== */
:root {
  --navy-900:#081726;
  --navy-800:#0F2544;
  --navy-700:#1B3B6F;
  --navy-600:#274C82;
  --teal-500:#12B5AE;
  --teal-400:#3FD1CB;
  --teal-700:#0A7873;
  --teal-050:#E6FBFA;
  --gold-500:#C9A227;
  --bg:#F5F7FA;
  --surface:#FFFFFF;
  --text-900:#1F2933;
  --text-600:#52606D;
  --text-400:#829AB1;
  --border:#E4E9F0;
  --shadow-sm: 0 2px 8px rgba(15,37,68,.06);
  --shadow-md: 0 8px 24px rgba(15,37,68,.10);
  --shadow-lg: 0 20px 45px rgba(15,37,68,.16);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --ease: cubic-bezier(.4,0,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin:0;
  font-family:'Inter', -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text-900);
  background-color: var(--bg);
  background-image: radial-gradient(rgba(15,37,68,.07) 1.2px, transparent 1.2px);
  background-size: 26px 26px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  overflow-wrap:break-word;
}
body.no-scroll { overflow:hidden; }

/* Fondo ambiental animado, visible detras del contenido en todas las secciones */
body::before, body::after {
  content:'';
  position:fixed;
  border-radius:50%;
  filter:blur(110px);
  z-index:-1;
  opacity:.16;
  pointer-events:none;
  animation: float 18s ease-in-out infinite;
}
body::before { width:460px; height:460px; background:var(--teal-500); top:15%; left:-160px; }
body::after { width:380px; height:380px; background:var(--gold-500); bottom:-120px; right:-110px; animation-delay:4s; }
@media (prefers-reduced-motion: reduce) {
  body::before, body::after, .banner-blur { animation:none; }
}
h1,h2,h3,h4 { font-family:'Poppins', 'Inter', sans-serif; color: var(--navy-800); margin:0 0 .4em; line-height:1.25; }
p { margin:0 0 1em; color: var(--text-600); }
ul, ol { margin:0; padding:0; list-style:none; }
a { color: inherit; text-decoration:none; }
img { max-width:100%; display:block; }
button { font-family:inherit; cursor:pointer; }

.container { width:100%; max-width:1080px; margin:0 auto; padding:0 24px; }

.icon { width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }
.btn .icon, .btn-back .icon { width:18px; height:18px; }

/* ===== Buttons ===== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:999px; border:2px solid transparent;
  font-weight:600; font-size:.95rem; transition: all .3s var(--ease);
  text-align:center;
}
.btn-primary { background: var(--navy-800); color:#fff; }
.btn-primary:hover { background: var(--navy-700); transform:translateY(-2px); box-shadow: var(--shadow-md); }
.btn-accent { background: var(--teal-500); color:var(--navy-800); }
.btn-accent:hover { background: var(--teal-400); transform:translateY(-2px); box-shadow: 0 10px 24px rgba(18,181,174,.35); }
.btn-outline-light { border-color: rgba(255,255,255,.6); color:#fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); transform:translateY(-2px); }
.btn-block { width:100%; }

/* ===== Topbar ===== */
.topbar { position:sticky; top:0; z-index:40; background: rgba(245,247,250,.85); backdrop-filter: blur(10px); border-bottom:1px solid var(--border); }
.topbar-inner { max-width:1200px; margin:0 auto; padding:14px 24px; display:flex; align-items:center; justify-content:space-between; gap:16px; }
.topbar-brand { display:flex; align-items:center; gap:10px; background:none; border:none; padding:0; }
.brand-badge { width:38px; height:38px; border-radius:10px; background:linear-gradient(135deg,var(--navy-800),var(--teal-500)); color:#fff; font-family:'Poppins'; font-weight:700; display:flex; align-items:center; justify-content:center; font-size:.85rem; }
.brand-name { font-family:'Poppins'; font-weight:600; color:var(--navy-800); }
.main-nav { display:flex; gap:4px; }
.nav-link { background:none; border:none; padding:9px 16px; border-radius:999px; color:var(--text-600); font-weight:500; font-size:.92rem; transition: all .25s var(--ease); }
.nav-link:hover { color:var(--navy-800); background:#fff; }
.nav-link.active { color:#fff; background:var(--navy-800); }
.nav-toggle { display:none; background:none; border:none; padding:8px; color:var(--navy-800); position:relative; width:36px; height:36px; }
.nav-toggle .icon { position:absolute; top:8px; left:8px; transition: opacity .2s, transform .2s; }
.nav-toggle .icon-close { opacity:0; transform:rotate(-90deg); }
.nav-toggle.open .icon-menu { opacity:0; transform:rotate(90deg); }
.nav-toggle.open .icon-close { opacity:1; transform:rotate(0); }

/* ===== Modal ===== */
.modal-overlay { position:fixed; inset:0; background:rgba(8,23,38,.72); backdrop-filter:blur(4px); display:flex; align-items:center; justify-content:center; padding:20px; z-index:100; opacity:0; visibility:hidden; transition: opacity .35s var(--ease); }
.modal-overlay.open { opacity:1; visibility:visible; }
.modal-box { background:#fff; border-radius:var(--radius-lg); max-width:520px; width:100%; max-height:88vh; overflow-y:auto; padding:36px 32px 32px; position:relative; box-shadow: var(--shadow-lg); transform:translateY(24px) scale(.97); transition: transform .35s var(--ease); text-align:center; border-top:5px solid var(--teal-500); }
.modal-overlay.open .modal-box { transform:translateY(0) scale(1); }
.modal-close { position:absolute; top:16px; right:16px; background:none; border:none; color:var(--text-400); padding:6px; border-radius:50%; transition: all .2s; }
.modal-close:hover { background:var(--bg); color:var(--navy-800); }
.modal-icon { width:60px; height:60px; margin:0 auto 16px; border-radius:50%; background:var(--teal-050); color:var(--teal-500); display:flex; align-items:center; justify-content:center; }
.modal-icon svg { width:28px; height:28px; fill:none; stroke:currentColor; stroke-width:1.6; }
.modal-box h2 { font-size:1.3rem; }
.modal-box p { font-size:.92rem; text-align:left; }
.modal-check { display:flex; align-items:center; gap:8px; font-size:.85rem; color:var(--text-600); margin:16px 0; cursor:pointer; justify-content:center; }
.modal-check input { width:16px; height:16px; accent-color: var(--teal-500); }

/* ===== Views ===== */
.view { display:none; }
.view.active { display:block; }
.view.animate-in { animation: viewIn .5s var(--ease); }
@keyframes viewIn { from { opacity:0; transform:translateY(16px);} to {opacity:1; transform:translateY(0);} }

.view-header { max-width:1080px; margin:0 auto; padding:32px 24px 8px; }
.btn-back { display:inline-flex; align-items:center; gap:8px; background:none; border:none; color:var(--teal-700); font-weight:600; padding:8px 0; margin-bottom:18px; transition: gap .2s; }
.btn-back:hover { gap:12px; color:var(--navy-800); }
.view-title { display:flex; align-items:center; gap:16px; margin-bottom:8px; }
.view-title .tab-icon { width:52px; height:52px; }
.view-title .tab-icon svg { width:26px; height:26px; }
.view-title p { margin:2px 0 0; }
.view-footer { max-width:1080px; margin:0 auto; padding:8px 24px 64px; }

/* ===== Banner ===== */
.banner { position:relative; overflow:hidden; background: linear-gradient(160deg, var(--navy-900), var(--navy-800) 55%, var(--navy-700)); padding:64px 0 56px; }
.banner-blur { position:absolute; border-radius:50%; filter:blur(70px); opacity:.55; animation: float 12s ease-in-out infinite; }
.blob-1 { width:340px; height:340px; background:var(--teal-500); top:-120px; right:-60px; }
.blob-2 { width:260px; height:260px; background:var(--gold-500); bottom:-100px; left:-40px; animation-delay:2s; opacity:.25; }
.blob-3 { width:200px; height:200px; background:var(--navy-600); top:40%; left:55%; animation-delay:4s; opacity:.4; }
.ai-canvas { position:absolute; inset:0; width:100%; height:100%; z-index:1; }
@keyframes float { 0%,100%{ transform:translate(0,0);} 50%{ transform:translate(20px,-30px);} }

.banner-grid { position:relative; z-index:2; display:grid; grid-template-columns:auto 1fr; gap:48px; align-items:center; }
.banner-photo-col { display:flex; justify-content:center; animation: fadeInLeft .7s var(--ease); }
.profile-photo-frame { width:190px; height:190px; border-radius:28px; padding:5px; background:linear-gradient(135deg,var(--teal-400),var(--gold-500)); box-shadow: var(--shadow-lg); position:relative; }
.profile-photo, .profile-photo-placeholder { width:100%; height:100%; border-radius:24px; object-fit:cover; }
.profile-photo-placeholder { display:none; align-items:center; justify-content:center; background:var(--navy-700); color:#fff; font-family:'Poppins'; font-weight:700; font-size:3rem; }
.banner-info-col { color:#fff; animation: fadeInUp .7s var(--ease) .1s both; }
.banner-eyebrow { text-transform:uppercase; letter-spacing:.12em; font-size:.78rem; color:var(--teal-400); font-weight:600; margin-bottom:10px; }
.banner-info-col h1 { color:#fff; font-size:clamp(1.7rem,3.4vw,2.5rem); margin-bottom:6px; }
.banner-role { color:var(--teal-400); font-weight:500; font-size:1.15rem; margin-bottom:18px; }
.banner-meta { display:flex; flex-wrap:wrap; gap:18px; margin-bottom:26px; }
.banner-meta li { display:flex; align-items:center; gap:8px; font-size:.9rem; color:rgba(255,255,255,.85); }
.banner-meta .icon { width:17px; height:17px; color:var(--teal-400); }
.banner-cta { display:flex; flex-wrap:wrap; gap:14px; }

@keyframes fadeInUp { from{opacity:0; transform:translateY(24px);} to{opacity:1; transform:translateY(0);} }
@keyframes fadeInLeft { from{opacity:0; transform:translateX(-24px);} to{opacity:1; transform:translateX(0);} }

/* ===== Intro ===== */
.intro { padding:64px 24px; text-align:center; max-width:820px; }
.section-tag { display:inline-block; background:var(--teal-050); color:var(--teal-700); font-weight:700; font-size:.75rem; letter-spacing:.08em; text-transform:uppercase; padding:6px 14px; border-radius:999px; margin-bottom:14px; }
.intro h3 { font-size:1.7rem; }
.intro-stats { display:flex; flex-wrap:wrap; justify-content:center; gap:36px; margin-top:36px; }
.stat { display:flex; flex-direction:column; }
.stat strong { font-family:'Poppins'; font-size:1.8rem; color:var(--navy-800); }
.stat span { font-size:.82rem; color:var(--text-400); text-transform:uppercase; letter-spacing:.05em; }

/* ===== Tabs menu (home cards) ===== */
.tabs-menu { padding:20px 24px 80px; text-align:center; }
.tabs-menu h3 { font-size:1.6rem; }
.tabs-subtitle { margin-bottom:36px; }
.tabs-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:22px; text-align:left; }
.tab-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:28px 24px; text-align:left; transition: all .3s var(--ease); position:relative; overflow:hidden; }
.tab-card::before { content:''; position:absolute; inset:0 0 auto 0; height:4px; background:linear-gradient(90deg,var(--teal-500),var(--navy-800)); transform:scaleX(0); transform-origin:left; transition: transform .3s var(--ease); }
.tab-card:hover { transform:translateY(-6px); box-shadow: var(--shadow-lg); border-color:transparent; }
.tab-card:hover::before { transform:scaleX(1); }
.tab-icon { width:44px; height:44px; border-radius:12px; background:var(--teal-050); color:var(--teal-500); display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.tab-icon svg { width:22px; height:22px; fill:none; stroke:currentColor; stroke-width:1.8; }
.tab-card h4 { font-size:1.05rem; margin-bottom:6px; }
.tab-card p { font-size:.86rem; margin-bottom:14px; }
.tab-link { font-size:.82rem; font-weight:700; color:var(--teal-700); }

/* ===== Scroll animations ===== */
.animate-on-scroll { opacity:0; transform:translateY(28px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.animate-on-scroll.in-view { opacity:1; transform:translateY(0); }

/* ===== Footer ===== */
.site-footer { text-align:center; padding:28px 24px; border-top:1px solid var(--border); color:var(--text-400); font-size:.82rem; }
.footer-note { margin-top:4px; font-size:.76rem; }

/* ===== Timeline ===== */
.timeline { position:relative; padding-left:34px; margin:24px 0 40px; }
.timeline::before { content:''; position:absolute; left:7px; top:6px; bottom:6px; width:2px; background:var(--border); }
.timeline-item { position:relative; margin-bottom:32px; }
.timeline-dot { position:absolute; left:-34px; top:6px; width:16px; height:16px; border-radius:50%; background:#fff; border:3px solid var(--teal-500); }
.timeline-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:22px 24px; box-shadow: var(--shadow-sm); transition: box-shadow .3s, transform .3s; }
.timeline-card:hover { box-shadow: var(--shadow-md); transform:translateY(-3px); }
.timeline-date { display:inline-block; font-size:.78rem; font-weight:700; color:var(--teal-700); background:var(--teal-050); padding:4px 12px; border-radius:999px; margin-bottom:10px; }
.badge-current { display:inline-block; background:var(--gold-500); color:#fff; font-size:.7rem; font-weight:700; padding:4px 10px; border-radius:999px; margin-right:8px; margin-bottom:10px; text-transform:uppercase; letter-spacing:.04em; }
.timeline-card h3 { font-size:1.1rem; margin-bottom:2px; }
.timeline-org { color:var(--text-600); font-weight:500; font-size:.9rem; margin-bottom:12px; }
.timeline-card ul { display:flex; flex-direction:column; gap:6px; }
.timeline-card li { position:relative; padding-left:18px; font-size:.9rem; color:var(--text-600); }
.timeline-card li::before { content:''; position:absolute; left:0; top:8px; width:6px; height:6px; border-radius:50%; background:var(--teal-500); }

/* ===== Highlight cards ===== */
.card-highlight { background:linear-gradient(135deg,var(--navy-800),var(--navy-700)); color:#fff; border-radius:var(--radius-md); padding:26px 28px; margin:24px 0; box-shadow: var(--shadow-md); }
.card-highlight h3 { color:#fff; }
.card-highlight .timeline-org { color:rgba(255,255,255,.75); }
.card-highlight .timeline-date { background:rgba(255,255,255,.15); color:#fff; }
.subsection-title { margin-top:40px; font-size:1.1rem; }

.tag-list { display:flex; flex-wrap:wrap; gap:10px; margin:16px 0 32px; }
.tag { background:#fff; border:1px solid var(--border); padding:9px 16px; border-radius:999px; font-size:.85rem; color:var(--text-600); font-weight:500; transition: all .25s; }
.tag:hover { border-color:var(--teal-500); color:var(--navy-800); }
.tag-highlight { background:var(--navy-800); color:#fff; border-color:var(--navy-800); font-weight:600; }

/* ===== Skills ===== */
.skills-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:22px; margin:24px 0 60px; }
.skill-category { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:24px; box-shadow: var(--shadow-sm); }
.skill-category h3 { font-size:1rem; margin-bottom:16px; }
.level-row { display:flex; justify-content:space-between; font-size:.88rem; margin-bottom:6px; color:var(--text-600); }
.level-tag { color:var(--teal-700); font-weight:700; }
.level-bar { height:8px; background:var(--bg); border-radius:999px; overflow:hidden; margin-bottom:16px; }
.level-fill { display:block; height:100%; width:0; background:linear-gradient(90deg,var(--teal-500),var(--navy-800)); border-radius:999px; transition: width 1.1s var(--ease); }
.level-bar.filled .level-fill { width: var(--fill); }
.skill-category .tag-list { margin:0; }

/* ===== Achievements ===== */
.achievements-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:22px; margin:24px 0 60px; }
.achievement-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:26px; text-align:center; box-shadow: var(--shadow-sm); transition: all .3s; }
.achievement-card:hover { transform:translateY(-5px); box-shadow: var(--shadow-md); }
.achievement-card .tab-icon { margin:0 auto 14px; background:linear-gradient(135deg,var(--gold-500),#e8c860); color:#fff; }
.achievement-card .timeline-date { margin-bottom:10px; }
.achievement-card h3 { font-size:1rem; }
.achievement-card p { font-size:.86rem; margin:0; }

/* ===== Personal / privacy ===== */
.privacy-note { display:flex; gap:14px; align-items:flex-start; background:#FFF8E6; border:1px solid #F3DFA0; color:#8A6D0E; padding:18px 20px; border-radius:var(--radius-md); margin:24px 0 32px; }
.privacy-note svg { width:22px; height:22px; flex-shrink:0; margin-top:2px; fill:none; stroke:currentColor; stroke-width:1.6; }
.privacy-note p { color:#8A6D0E; margin:0; font-size:.88rem; }
.info-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:18px; margin-bottom:24px; }
.info-item { background:var(--surface); border:1px solid var(--border); border-left:4px solid var(--teal-500); border-radius:var(--radius-sm); padding:16px 18px; }
.info-item span { display:block; font-size:.76rem; text-transform:uppercase; letter-spacing:.05em; color:var(--text-400); margin-bottom:4px; }
.info-item strong { font-size:1rem; color:var(--navy-800); }
.note-italic { font-style:italic; color:var(--text-400); font-size:.85rem; margin-bottom:60px; }

/* ===== Contact ===== */
.contact-grid { display:grid; grid-template-columns:1fr 1.3fr; gap:32px; margin:24px 0 70px; align-items:start; }
.contact-info { display:flex; flex-direction:column; gap:14px; }
.contact-card { display:flex; flex-direction:column; gap:2px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:18px 20px; transition: all .25s; }
a.contact-card:hover { border-color:var(--teal-500); transform:translateX(4px); }
.contact-card .icon { color:var(--teal-500); margin-bottom:8px; }
.contact-card span { color:var(--text-600); font-size:.92rem; font-weight:600; }
.contact-form { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:28px; box-shadow: var(--shadow-sm); }
.contact-form h3 { margin-bottom:18px; }
.contact-form label { display:block; font-size:.85rem; font-weight:600; color:var(--text-600); margin-bottom:14px; }
.contact-form input, .contact-form textarea { width:100%; margin-top:6px; padding:11px 14px; border:1px solid var(--border); border-radius:var(--radius-sm); font-family:inherit; font-size:.92rem; transition: border-color .2s; resize:vertical; }
.contact-form input:focus, .contact-form textarea:focus { outline:none; border-color:var(--teal-500); }
.form-note { font-size:.78rem; color:var(--text-400); margin-top:12px; text-align:center; }

/* ===== Responsive ===== */
@media (max-width:900px){
  .banner-grid { grid-template-columns:1fr; text-align:center; }
  .banner-photo-col{ order:-1; }
  .banner-meta, .banner-cta { justify-content:center; }
  .contact-grid { grid-template-columns:1fr; }
}
@media (max-width:1050px){
  .main-nav { position:fixed; top:69px; left:0; right:0; background:#fff; flex-direction:column; padding:12px; gap:4px; box-shadow: var(--shadow-md); transform:translateY(-12px); opacity:0; visibility:hidden; transition: all .25s var(--ease); border-bottom:1px solid var(--border); max-height:calc(100vh - 69px); overflow-y:auto; }
  .main-nav.open { transform:translateY(0); opacity:1; visibility:visible; }
  .nav-link { text-align:left; }
  .nav-toggle { display:block; }
}
@media (max-width:520px){
  .brand-name { display:none; }
}
@media (max-width:520px){
  .profile-photo-frame { width:150px; height:150px; }
  .intro-stats { gap:24px; }
  .tabs-grid, .skills-grid, .achievements-grid { grid-template-columns:1fr; }
  .view-title { flex-direction:column; text-align:center; }
}