/* ══════════════════════════════════════
   TOKENS / VARIABLES
══════════════════════════════════════ */
:root {
  --bg: #0c0c0c;
  --surface: #141414;
  --surface2: #1c1c1c;
  --hero-bg: #080808;
  --border: #222;
  --border2: #2e2e2e;
  --accent: #a71b17;
  --accent-h: #bf1f1b;
  /* Versión clara del acento para textos pequeños sobre fondo oscuro */
  --accent-light: #e05050;
  --text: #edebe7;
  --text-soft: #c8c4be;   /* blanco suavizado — nav links, textos secundarios */
  --text2: #9a9590;
  --text3: #5a5652;
  /* Colores semáforo para niveles de habilidad */
  --level-adv:   #22c55e;  /* verde   — Avanzado  */
  --level-adv-bg: rgba(34,197,94,0.10);
  --level-adv-bd: rgba(34,197,94,0.30);
  --level-mid:   #f59e0b;  /* ámbar   — Intermedio */
  --level-mid-bg: rgba(245,158,11,0.10);
  --level-mid-bd: rgba(245,158,11,0.30);
  --level-bas:   #e05050;  /* rojo claro — Básico */
  --level-bas-bg: rgba(224,80,80,0.10);
  --level-bas-bd: rgba(224,80,80,0.30);
  --sans: 'Plus Jakarta Sans', sans-serif;
  --serif: 'Instrument Serif', serif;
  --mono: 'JetBrains Mono', monospace;
  
  --nav-scrolled-bg: rgba(12, 12, 12, 0.94);
  --nav-mobile-bg: rgba(12, 12, 12, 0.97);
  --nav-hover-color: #ffffff;
}

body.light-mode {
  --bg: #f9f8f6;
  --surface: #ffffff;
  --surface2: #f2ede5;
  --hero-bg: #f5f1e9;
  --border: #e2ded5;
  --border2: #d0c9bb;
  --accent: #a71b17;
  --accent-h: #8e1411;
  --accent-light: #b01c18;
  --text: #171615;
  --text-soft: #42403d;
  --text2: #6a6762;
  --text3: #948e87;
  
  --level-adv-bg: rgba(34, 197, 94, 0.08);
  --level-adv-bd: rgba(34, 197, 94, 0.22);
  --level-mid-bg: rgba(245, 158, 11, 0.08);
  --level-mid-bd: rgba(245, 158, 11, 0.22);
  --level-bas-bg: rgba(224, 80, 80, 0.08);
  --level-bas-bd: rgba(224, 80, 80, 0.22);
  
  --nav-scrolled-bg: rgba(249, 248, 246, 0.94);
  --nav-mobile-bg: rgba(249, 248, 246, 0.97);
  --nav-hover-color: var(--accent);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}

/* ── CURSOR PERSONALIZADO ── */
.cursor {
  width: 8px; height: 8px; background: var(--accent); border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%); transition: transform 0.1s;
}
.cursor-ring {
  width: 30px; height: 30px;
  border: 1.5px solid rgba(167,27,23,0.4); border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 9998;
  transform: translate(-50%,-50%); transition: width 0.3s, height 0.3s, background 0.3s, border-color 0.3s, transform 0.14s;
}
.cursor-ring.cursor-magnetic {
  width: 50px; height: 50px;
  background: rgba(167,27,23,0.1);
  border-color: var(--accent);
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); }

/* ══════════════════════════════════════
   NAV
══════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  padding: 22px 56px;
  display: flex; justify-content: space-between; align-items: center;
  transition: all 0.4s ease;
}
nav.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  padding: 15px 56px;
}
.nav-logo img { height: 28px; display: block; }
.nav-links { display: flex; gap: 36px; list-style: none; align-items: center; }
.nav-links a {
  font-family: var(--mono); font-size: 11px; color: var(--text-soft);
  text-decoration: none; letter-spacing: 0.12em; text-transform: uppercase;
  transition: color 0.25s;
}
.nav-links a:hover { color: var(--nav-hover-color); }
.nav-cta {
  padding: 9px 20px !important; background: var(--accent) !important;
  color: white !important; transition: background 0.25s !important;
}
.nav-cta:hover { background: var(--accent-h) !important; }

/* ══════════════════════════════════════
   HERO BANNER
══════════════════════════════════════ */
.hero-banner {
  height: 72vh; min-height: 480px;
  position: relative; overflow: hidden;
  background: var(--hero-bg);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}

/* Grid sutil de fondo */
.hero-banner::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(167,27,23,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(167,27,23,0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

/* Fade inferior para transición al contenido */
.hero-banner::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none; z-index: 1;
}

.hero-banner-inner {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 24px;
  display: flex; flex-direction: column; align-items: center;
}

.hero-eyebrow {
  font-family: var(--mono); font-size: 12px;
  color: #d44440; letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 22px;
  display: flex; align-items: center; gap: 10px;
  opacity: 0; animation: fadeUp 0.7s ease 0.2s forwards;
}
.eyebrow-dot {
  width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: glow 2s ease-in-out infinite;
}
@keyframes glow { 0%,100%{box-shadow:0 0 6px var(--accent)} 50%{box-shadow:0 0 18px var(--accent)} }

.hero-name {
  font-size: clamp(52px, 7vw, 110px);
  font-weight: 800; letter-spacing: -0.045em; line-height: 0.93;
  text-align: center; color: var(--text);
  opacity: 0; animation: fadeUp 0.7s ease 0.35s forwards;
}
.hero-name em {
  font-family: var(--sans); font-style: normal; font-weight: 800;
  color: var(--accent); display: block;
}

.hero-role {
  font-family: var(--mono); font-size: 12px;
  color: var(--text3); letter-spacing: 0.25em; text-transform: uppercase;
  margin-top: 20px;
  opacity: 0; animation: fadeUp 0.7s ease 0.5s forwards;
}
.hero-chips {
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
  margin-top: 24px;
  opacity: 0; animation: fadeUp 0.7s ease 0.5s forwards;
}

/* ── CHIP ── */
.chip {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
  padding: 6px 14px; border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(4px);
}
.chip.on {
  border-color: rgba(167,27,23,0.6); color: #d44440;
  background: rgba(167,27,23,0.1);
}

/* ── VARIANTE CHIP (about-row) ── */
.about-row .chip {
  font-size: 10px; color: var(--text3);
  padding: 5px 14px; border-color: var(--border2);
  backdrop-filter: none;
}
.about-row .chip.on {
  border-color: rgba(167,27,23,0.4); color: var(--text2);
  background: rgba(167,27,23,0.07);
}

/* ── AVATAR — transición entre banner y contenido ── */
.avatar-wrap {
  position: relative; z-index: 10;
  display: flex; justify-content: center;
  margin-top: -100px;
  margin-bottom: 0;
  pointer-events: none;
  opacity: 0; animation: fadeUp 0.8s ease 0.65s forwards;
}
.avatar-ring {
  width: 178px; height: 178px;
  border-radius: 50%;
  border: 3px solid var(--bg);
  box-shadow:
    0 0 0 1px var(--border2),
    0 0 0 5px var(--bg),
    0 0 0 6px var(--accent),
    0 20px 60px rgba(0,0,0,0.6);
  overflow: hidden;
  background: var(--surface2);
  flex-shrink: 0;
}
.avatar-ring img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  filter: grayscale(10%) contrast(1.04);
  display: block;
}
/* Punto de disponibilidad sobre el avatar */
.avatar-status {
  position: absolute; bottom: 6px; right: 6px;
  width: 18px; height: 18px; border-radius: 50%;
  background: #22c55e;
  border: 3px solid var(--bg);
  box-shadow: 0 0 10px rgba(34,197,94,0.6);
  animation: gpulse 2.2s infinite;
}
@keyframes gpulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ══════════════════════════════════════
   ABOUT ROW
══════════════════════════════════════ */
.about-row {
  padding: 48px 56px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.about-label {
  font-family: var(--sans); font-size: 13px; font-weight: 700;
  color: var(--text); letter-spacing: 0.04em; text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border2);
}
.about-text {
  font-size: 15px; color: var(--text2); line-height: 1.78; font-weight: 400;
}
.about-text strong { color: var(--text); font-weight: 600; }
.about-actions {
  display: flex; flex-direction: column; gap: 10px;
}
.btn-red {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 26px; background: var(--accent); color: white;
  font-family: var(--sans); font-size: 14px; font-weight: 600;
  text-decoration: none; transition: background 0.25s, transform 0.25s;
}
.btn-red:hover { background: var(--accent-h); transform: translateY(-2px); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 22px; border: 1px solid var(--border2);
  color: var(--text2); font-family: var(--sans); font-size: 14px; font-weight: 500;
  text-decoration: none; transition: border-color 0.25s, color 0.25s;
}
.btn-ghost:hover { border-color: var(--text2); color: var(--text); }

/* ══════════════════════════════════════
   STATS BAR
══════════════════════════════════════ */
.stats-bar {
  display: flex;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  max-width: 100%;
}
.stat-item {
  flex: 1; padding: 32px 40px;
  border-right: 1px solid var(--border);
  transition: background 0.25s;
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--surface); }
.stat-num {
  font-size: 38px; font-weight: 800; letter-spacing: -0.04em;
  color: var(--text); line-height: 1;
}
.stat-num em { font-style: normal; color: var(--accent); }
.stat-label {
  font-family: var(--mono); font-size: 10px;
  color: var(--text2); letter-spacing: 0.14em; text-transform: uppercase;
  margin-top: 6px;
}

/* ══════════════════════════════════════
   SECCIONES GENERALES
══════════════════════════════════════ */
section { padding: 100px 56px; }
.sec-head {
  display: flex; align-items: center; gap: 20px; margin-bottom: 60px;
}
.sec-num {
  font-family: var(--mono); font-size: 11px;
  color: var(--accent-light); letter-spacing: 0.18em; flex-shrink: 0;
}
.sec-title {
  font-size: clamp(28px, 3vw, 46px);
  font-weight: 800; letter-spacing: -0.03em; color: var(--text);
}
.sec-line { flex: 1; height: 1px; background: var(--border); }

/* ══════════════════════════════════════
   SKILLS
══════════════════════════════════════ */
.skills-section { border-top: 1px solid var(--border); }
.skills-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px; background: var(--border); border: 1px solid var(--border);
}
.skill-card {
  background: var(--bg); padding: 30px 28px;
  position: relative; overflow: hidden; transition: background 0.3s;
}
.skill-card:hover { background: var(--surface); }
.skill-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s ease;
}
.skill-card:hover::after { transform: scaleX(1); }
.skill-tag {
  display: inline-block; font-family: var(--mono); font-size: 10px;
  font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 12px; padding: 4px 10px; border-radius: 2px;
  /* Color por defecto — se sobreescribe con .tag-adv / .tag-mid / .tag-bas */
  color: var(--level-bas);
  border: 1px solid var(--level-bas-bd);
  background: var(--level-bas-bg);
}
/* ── Nivel Avanzado ── */
.skill-tag.tag-adv {
  color: var(--level-adv);
  border-color: var(--level-adv-bd);
  background: var(--level-adv-bg);
}
/* ── Nivel Intermedio ── */
.skill-tag.tag-mid {
  color: var(--level-mid);
  border-color: var(--level-mid-bd);
  background: var(--level-mid-bg);
}
.skill-name {
  font-size: 16px; font-weight: 700; color: var(--text);
  letter-spacing: -0.02em; margin-bottom: 18px;
}
.skill-bar { height: 2px; background: var(--border2); overflow: hidden; }
.skill-bar-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), #c9622e);
  transition: width 1.4s cubic-bezier(0.25,0.46,0.45,0.94);
}

/* ══════════════════════════════════════
   EXPERIENCE
══════════════════════════════════════ */
.exp-section { border-top: 1px solid var(--border); background: var(--surface); }
.exp-note {
  font-family: var(--mono); font-size: 11px; color: var(--text2);
  letter-spacing: 0.08em; margin-bottom: 40px; margin-top: -20px;
}
.exp-note span { color: var(--accent-light); }
.exp-list { display: flex; flex-direction: column; }
.exp-item {
  display: grid; grid-template-columns: 180px 1fr 28px;
  gap: 40px; align-items: center;
  padding: 38px 0; border-bottom: 1px solid var(--border);
}
.exp-item:first-child { border-top: 1px solid var(--border); }
.exp-period {
  font-family: var(--mono); font-size: 11px; color: var(--text3); letter-spacing: 0.08em;
}
.exp-role {
  font-size: 19px; font-weight: 700; letter-spacing: -0.025em;
  color: var(--text); margin-bottom: 5px;
}
.exp-org {
  font-family: var(--mono); font-size: 11px;
  color: var(--accent-light); letter-spacing: 0.12em; text-transform: uppercase;
}
.exp-arrow {
  font-size: 15px; color: var(--border2);
  transition: color 0.25s, transform 0.25s; justify-self: end;
}
.exp-item:hover .exp-arrow { color: var(--accent); transform: translateX(4px); }

/* ══════════════════════════════════════
   EDUCATION
══════════════════════════════════════ */
.edu-section { border-top: 1px solid var(--border); }
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.edu-card {
  padding: 38px; border: 1px solid var(--border);
  position: relative; overflow: hidden; transition: border-color 0.3s;
}
.edu-card:hover { border-color: rgba(167,27,23,0.35); }
.edu-stripe {
  position: absolute; top: 0; left: 0; bottom: 0;
  width: 2px; background: var(--accent); opacity: 0; transition: opacity 0.3s;
}
.edu-card:hover .edu-stripe { opacity: 1; }
.edu-label {
  font-family: var(--mono); font-size: 10px; color: var(--accent-light);
  letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 12px;
}
.edu-school {
  font-size: 19px; font-weight: 700; letter-spacing: -0.025em;
  color: var(--text); margin-bottom: 8px;
}
.edu-detail { font-size: 14px; color: var(--text2); line-height: 1.65; }

/* ══════════════════════════════════════
   LANGUAGES
══════════════════════════════════════ */
.lang-section { border-top: 1px solid var(--border); background: var(--surface); }
.lang-row { display: flex; border: 1px solid var(--border); }
.lang-item {
  flex: 1; padding: 40px 32px;
  border-right: 1px solid var(--border);
  position: relative; overflow: hidden; transition: background 0.3s;
}
.lang-item:last-child { border-right: none; }
.lang-item:hover { background: var(--surface2); }
.lang-flag {
  font-size: 34px; position: absolute; top: 16px; right: 16px;
  opacity: 0.1; transition: opacity 0.3s;
}
.lang-item:hover .lang-flag { opacity: 0.28; }
.lang-name {
  font-size: 28px; font-weight: 800; letter-spacing: -0.035em;
  color: var(--text); margin-bottom: 6px;
}
.lang-level {
  font-family: var(--mono); font-size: 11px; color: var(--accent-light);
  letter-spacing: 0.15em; text-transform: uppercase;
}

/* ══════════════════════════════════════
   CONTACT
══════════════════════════════════════ */
.contact-section { border-top: 1px solid var(--border); }
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: start;
}
.contact-heading {
  font-size: clamp(36px, 3.5vw, 56px); font-weight: 800;
  letter-spacing: -0.035em; line-height: 1.0;
  color: var(--text); margin-bottom: 18px;
}
.contact-heading em {
  font-family: var(--sans); font-style: normal; font-weight: 800; color: var(--accent);
}
.contact-sub { font-size: 15px; color: var(--text2); line-height: 1.7; max-width: 340px; }
.contact-links { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.contact-link {
  display: flex; align-items: center; gap: 16px;
  padding: 17px 20px; border: 1px solid var(--border);
  text-decoration: none; color: var(--text);
  position: relative; overflow: hidden; transition: border-color 0.3s;
}
.contact-link::before {
  content: ''; position: absolute; inset: 0; background: var(--accent);
  transform: translateX(-101%);
  transition: transform 0.36s cubic-bezier(0.25,0.46,0.45,0.94);
}
.contact-link:hover { border-color: var(--accent); }
.contact-link:hover::before { transform: translateX(0); }
.contact-link > * { position: relative; z-index: 1; }
.clink-icon {
  width: 34px; height: 34px; flex-shrink: 0;
  border: 1px solid var(--border2); background: var(--surface);
  display: flex; align-items: center; justify-content: center; font-size: 13px;
}
.clink-main { font-size: 13px; font-weight: 500; color: var(--text); }
.clink-sub {
  font-family: var(--mono); font-size: 10px; color: var(--text3);
  letter-spacing: 0.1em; text-transform: uppercase; margin-top: 2px;
}
.contact-link:hover .clink-main,
.contact-link:hover .clink-sub { color: white; }
.clink-arrow { margin-left: auto; font-size: 14px; color: var(--text3); }
.contact-link:hover .clink-arrow { color: white; }

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
footer {
  padding: 22px 56px; border-top: 1px solid var(--border);
  background: var(--surface);
  display: flex; justify-content: space-between; align-items: center;
}
.footer-logo img { height: 20px; opacity: 0.45; transition: opacity 0.25s; }
.footer-logo img:hover { opacity: 1; }
.footer-text { font-family: var(--mono); font-size: 11px; color: var(--text2); }
.footer-text span { color: var(--accent-light); }
.status-pill {
  display: flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 10px;
  color: var(--text3); letter-spacing: 0.1em; text-transform: uppercase;
}
.green-dot {
  width: 6px; height: 6px; background: #22c55e; border-radius: 50%;
  box-shadow: 0 0 7px #22c55e; animation: gpulse 2.2s infinite;
}

/* ══════════════════════════════════════
   ANIMACIONES
══════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(22px); }
  to   { opacity:1; transform:translateY(0); }
}
.reveal {
  opacity:0; transform:translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94);
}
.reveal.visible { opacity:1; transform:translateY(0); }

/* Delays escalonados para animaciones en cascada */
.rd1{transition-delay:.08s} .rd2{transition-delay:.16s}
.rd3{transition-delay:.24s} .rd4{transition-delay:.32s}
.rd5{transition-delay:.40s} .rd6{transition-delay:.48s}

/* ══════════════════════════════════════
   RESPONSIVE — Tablet
══════════════════════════════════════ */
@media(max-width:900px){
  nav { padding:18px 24px; }
  nav.scrolled { padding:14px 24px; }
  .nav-links { display:none; }
  section { padding:72px 24px; }
  .about-row { grid-template-columns:1fr; gap:36px; padding:40px 24px 60px; }
  .about-actions { flex-direction:row; flex-wrap:wrap; }
  .stats-bar { flex-wrap:wrap; }
  .stat-item { min-width:50%; border-bottom:1px solid var(--border); }
  .skills-grid { grid-template-columns:1fr 1fr; }
  .exp-item { grid-template-columns:1fr; gap:6px; }
  .exp-arrow { display:none; }
  .edu-grid { grid-template-columns:1fr; }
  .lang-row { flex-direction:column; }
  .lang-item { border-right:none; border-bottom:1px solid var(--border); }
  .contact-wrap { grid-template-columns:1fr; gap:40px; }
  footer { flex-direction:column; gap:12px; text-align:center; }
}

/* ══════════════════════════════════════
   HAMBURGER MENU
══════════════════════════════════════ */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 300;
}
.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}
/* Estado abierto — forma X */
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Menú móvil desplegable */
@media(max-width:900px){
  .nav-hamburger { display: flex; }

  .nav-links {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0;
    padding: 90px 32px 40px;
    background: var(--nav-mobile-bg);
    backdrop-filter: blur(24px);
    gap: 0;
    z-index: 250;
    transform: translateY(-110%);
    transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94);
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open {
    transform: translateY(0);
  }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links a {
    display: block;
    padding: 16px 0;
    font-size: 18px;
    font-weight: 500;
  }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links .nav-cta {
    margin: 16px 0 0;
    display: inline-block;
    padding: 12px 24px !important;
    text-align: center;
  }
}

/* ══════════════════════════════════════
   RESPONSIVE — Mobile
══════════════════════════════════════ */
@media(max-width:540px){
  .skills-grid { grid-template-columns:1fr; }
  .hero-name { font-size: 42px; }
  .hero-eyebrow { font-size: 11px; }
  .hero-chips { gap: 6px; }
  .chip { font-size: 11px; padding: 5px 12px; }
  .avatar-ring { width: 136px; height: 136px; }
  .avatar-wrap { margin-top: -60px; }
  section { padding: 60px 20px; }
  .section-label { font-size: 10px; }
  .section-title { font-size: 28px; }
  .about-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .stat-item { min-width: 100%; }
  .contact-link { padding: 20px 18px; }
  .clink-main { font-size: 15px; }
}

/* ══════════════════════════════════════
   MEJORAS AÑADIDAS (Modo Claro, Form, Typing, Scroll)
══════════════════════════════════════ */

/* Nav right wrapper */
.nav-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--accent);
  width: 0%;
  z-index: 1000;
  transition: width 0.08s ease;
}

/* Theme Toggle Button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text-soft);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, color 0.25s, background-color 0.3s;
}
.theme-toggle:hover {
  border-color: var(--text2);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}
body.light-mode .theme-toggle:hover {
  background: rgba(0, 0, 0, 0.03);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
  position: absolute;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.4s;
  stroke: currentColor;
}
.theme-toggle .sun-icon {
  opacity: 1;
  transform: translateY(0);
}
.theme-toggle .moon-icon {
  opacity: 0;
  transform: translateY(20px);
}
body.light-mode .theme-toggle .sun-icon {
  opacity: 0;
  transform: translateY(-20px);
}
body.light-mode .theme-toggle .moon-icon {
  opacity: 1;
  transform: translateY(0);
}

/* Chips del hero en modo claro */
body.light-mode .chip {
  color: var(--text-soft);
  border-color: var(--border2);
  background: rgba(0, 0, 0, 0.02);
}
body.light-mode .chip.on {
  border-color: rgba(167, 27, 23, 0.4);
  color: var(--accent);
  background: rgba(167, 27, 23, 0.07);
}

/* Cursor de máquina de escribir */
.typing-cursor {
  font-weight: 300;
  color: var(--accent);
  margin-left: 2px;
  animation: blink 0.8s infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Enlaces de contacto reducidos en columna izquierda */
.contact-links-inline {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 32px;
}
.contact-link-sm {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--text2);
  font-size: 14px;
  transition: color 0.25s;
}
.contact-link-sm:hover {
  color: var(--text);
}
.contact-link-sm .clink-icon {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border2);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--accent-light);
  transition: background-color 0.25s, border-color 0.25s, color 0.25s;
}
.contact-link-sm:hover .clink-icon {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.contact-link-sm .clink-main {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* Contenedor del formulario */
.contact-form-container {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 40px;
  width: 100%;
  transition: background-color 0.3s, border-color 0.3s;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  transition: color 0.25s;
}
.contact-form input,
.contact-form textarea {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border2);
  padding: 12px 16px;
  width: 100%;
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s, background-color 0.3s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.contact-form textarea {
  resize: vertical;
}
.form-submit {
  align-self: flex-start;
  border: none;
  cursor: pointer;
}

/* Ocultar campo Honeypot */
.form-honey {
  display: none !important;
}

/* Transiciones de modo claro globales */
body, nav, .stat-item, .skill-card, .exp-item, .edu-card, .lang-item, footer, .theme-toggle {
  transition: background-color 0.3s, border-color 0.3s, color 0.3s, padding 0.4s ease;
}

/* Responsive del formulario */
@media(max-width:600px){
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-form-container {
    padding: 24px;
  }
}

/* ── BOTÓN VOLVER ARRIBA ── */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background-color: var(--surface);
  border: 1px solid var(--border1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background-color 0.3s;
  color: var(--text);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ══════════════════════════════════════
   TOUCH — desactivar cursor custom y
   tap-highlight en dispositivos táctiles
══════════════════════════════════════ */
@media (hover: none) and (pointer: coarse) {
  body { cursor: auto; }
  .cursor, .cursor-ring { display: none !important; }
  * { -webkit-tap-highlight-color: transparent; }
  a, button { cursor: pointer; }
}