:root{
  --bg-1:#0b1020;
  --bg-2:#0f1630;
  --ink:#fff;
  --muted:#fff;
  --brand:#6ea8fe;
  --brand-2:#a78bfa;
  --glass:rgba(255,255,255,.06);
  --radius:18px;

  /* Skills */
  --skills-card-bg: rgba(255,255,255,.04);
  --skills-card-border: rgba(255,255,255,.08);
  --skills-card-hover: rgba(255,255,255,.08);
  --skills-text: #fff;
  --skills-muted: #fff;
  --skills-shadow: 0 10px 25px rgba(0,0,0,.25);
  --skills-radius: 14px;
  --skills-size: 140px;
  --skills-gap: 20px;
}

/* =========================
   GLOBAL
========================= */
html,body{
  background: radial-gradient(1200px 800px at 20% -10%, #1a2038 0%, var(--bg-1) 60%),
              linear-gradient(180deg, var(--bg-1), var(--bg-2));
  color:#fff;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* =========================
   PAGE WRAPPER
========================= */
.page-wrapper {
  position: relative;
  overflow-x: hidden;
}

.fw-800{font-weight:800}
.fw-600{font-weight:600}
.text-secondary{color:var(--muted)!important}
.text-gradient{
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* =========================
   NAVBAR
========================= */
.nav-glass{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background:transparent;
  transition:background-color .25s ease, box-shadow .25s ease, border-color .25s;
}
.nav-glass.scrolled{
  background: rgba(8,10,20,.68);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08)!important;
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
}
.nav-spaced .nav-link{
  padding:.5rem 1rem;
  margin:0 .15rem;
  opacity:.95;
}
.nav-cta{margin-left:.35rem}
.nav-lang{margin-left:.25rem}

/* =========================
   HERO
========================= */
.hero-wrap{
  position:relative;
  overflow:hidden;
  min-height:100vh;
  display:flex;
  align-items:center;
  padding-top: 80px;
}
.hero-container{position:relative; z-index:2; width:100%}
.hero-h1{
  font-size: clamp(2rem, 3.5vw + 1rem, 3.5rem);
  line-height:1.15;
}
.hero-lead{max-width: 820px}
.hero-bg{
  position:absolute;
  inset:-15% -10% -10% -10%;
  background:
    radial-gradient(60% 60% at 80% 20%, rgba(167,139,250,.25), transparent 60%),
    radial-gradient(40% 40% at 20% 80%, rgba(110,168,254,.25), transparent 60%),
    radial-gradient(30% 30% at 50% 50%, rgba(255,255,255,.06), transparent 60%);
  filter: blur(70px);
  animation: floaty 14s ease-in-out infinite alternate;
}
@keyframes floaty{
  0%{transform:translateY(0) scale(1)}
  100%{transform:translateY(-16px) scale(1.02)}
}

/* Social icons */
.icon-white{color:#fff}
.icon-white:hover{color:#9db8ff}
.hero-social a{
  font-size:1.6rem;
  margin:0 .45rem;
  display:inline-flex;
}

/* Flecha abajo */
.hero-down{
  display:inline-flex;
  width:44px;
  height:44px;
  border-radius:50%;
  align-items:center;
  justify-content:center;
  margin-top:20px;
  color:#fff;
  border:1px solid rgba(255,255,255,.25);
}
.hero-down i{animation: bounce 1.8s infinite}
@keyframes bounce{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(4px)}
}

/* =========================
   SECCIONES / CARDS
========================= */
.section-pad{padding:80px 0}
.section-pad.alt{background: rgba(255,255,255,.02)}
.card-glass{
  background:var(--glass);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  overflow:hidden;
  transition:.3s ease;
}
.card-glass:hover{
  transform:translateY(-3px);
  border-color:rgba(255,255,255,.18);
  box-shadow:0 18px 50px rgba(0,0,0,.25);
}
.info-kv{
  display:flex;
  justify-content:space-between;
  gap:1rem;
  padding:.48rem .65rem;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
  border-radius:10px;
}
.info-kv + .info-kv{margin-top:.55rem}

.about-photo{
  border-radius:var(--radius);
  overflow:hidden;
  background:linear-gradient(180deg, rgba(255,255,255,.08), transparent);
  padding:8px;
  box-shadow:0 10px 30px rgba(0,0,0,.3);
}
.about-photo img{
  width:100%;
  height:auto;
  display:block;
  border-radius: calc(var(--radius) - 8px);
}

/* =========================
   HABILIDADES (Cards Ticker)
========================= */
.skills-track{
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.06);
  background:
    radial-gradient(900px 200px at 50% 0%, rgba(122,162,255,.07), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.02), transparent);
  mask-image: linear-gradient(90deg, transparent 0, black 6%, black 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, black 6%, black 94%, transparent 100%);
}
.skills-marquee{
  position: relative;
  white-space: nowrap;
  user-select: none;
  cursor: grab;
}
.skills-marquee:active{ cursor: grabbing; }
.skills-line{
  display: inline-flex;
  align-items: center;
  gap: var(--skills-gap);
  padding: 20px;
  will-change: transform;
}
/* Card individual */
.skill-card{
  flex: 0 0 auto;
  width: var(--skills-size);
  height: var(--skills-size);
  background: var(--skills-card-bg);
  border: 1px solid var(--skills-card-border);
  border-radius: var(--skills-radius);
  box-shadow: var(--skills-shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--skills-text);
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.skill-card i{
  font-size: 2.4rem;
  margin-bottom: 10px;
  color: var(--skills-text);
}
.skill-card span{
  font-size: .95rem;
  font-weight: 500;
}
.skill-card:hover{
  transform: translateY(-6px);
  background: var(--skills-card-hover);
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
/* Responsive */
@media (max-width: 575.98px){
  :root{ --skills-size: 110px; }
  .skill-card i{ font-size: 1.8rem; }
  .skill-card span{ font-size: .85rem; }
}

/* =========================
   PROYECTOS
========================= */
.project-card .thumb{
  width: 100%;
  aspect-ratio: 16 / 9;
  background:#0f1630;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-card img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.project-card .meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:6px;
}
.meta .tag{
  font-size:.78rem;
  padding:.2rem .5rem;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
}
.project-date{font-size:.86rem; color:var(--muted)}

/* =========================
   FOOTER
========================= */
.site-footer{border-top:1px solid rgba(255,255,255,.06)}

/* =========================
   RESPONSIVE TWEAKS
========================= */
@media (max-width: 991.98px){
  .section-pad{padding:70px 0}
  .project-card .thumb{aspect-ratio: 16/9; height:auto}
}

/* ====== SOLO MÓVIL (arreglo Sobre mí) ====== */
@media (max-width: 575.98px){
  .hero-h1{font-size:1.9rem}

  .nav-glass {
    background: rgba(8,10,20,.68);
    backdrop-filter: blur(10px);
    border-bottom:1px solid rgba(255,255,255,.08)!important;
    box-shadow: 0 6px 20px rgba(0,0,0,.25);
  }

  #sobre-mi .row.small > .col-6{
    flex: 0 0 100%;
    max-width: 100%;
  }

  #sobre-mi .info-kv{
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: .4rem .6rem;
    padding: .55rem .7rem;
  }
  #sobre-mi .info-kv span{
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: .95;
  }
  #sobre-mi .info-kv strong{
    min-width: 0;
    text-align: right;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: anywhere;
  }
}