:root {
  --bg: #020617;             /* fondo casi negro */
  --bg-soft: #020617;
  --card: rgba(15, 23, 42, 0.92);
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;          /* cyan */
  --accent-soft: rgba(56,189,248,0.2);
  --danger: #f97373;
  --divider: rgba(148,163,184,0.16);
}

/* Base */
* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 0% 0%, rgba(56,189,248,0.16), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(139,92,246,0.2), transparent 55%),
    #020617;
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* glow de fondo futurista */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

body::before {
  background:
    radial-gradient(circle at 20% 10%, rgba(56,189,248,0.22), transparent 55%),
    radial-gradient(circle at 80% 90%, rgba(94,234,212,0.2), transparent 55%);
  filter: blur(40px);
  opacity: 0.8;
}

body::after {
  background:
    radial-gradient(circle at 80% 0%, rgba(139,92,246,0.22), transparent 55%);
  filter: blur(55px);
  opacity: 0.5;
}

/* contenedor general un poco más angosto para look más pro */
.container {
  max-width: 1080px;
}

.text-justify {
	text-align: justify;
}

.navbar {
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(148,163,184,0.22);
}

.navbar .navbar-brand {
  font-weight: 700;
  letter-spacing: .04em;
  font-size: 1rem;
  text-transform: uppercase;
}

.navbar .nav-link {
  color: var(--muted);
  font-size: .9rem;
  text-transform: none;
  letter-spacing: .02em;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus,
.navbar .nav-link.active {
  color: var(--accent);
}

/* Cards & visual */
.card-custom {
  background: var(--card);
  border: none;
  border-radius: 1rem;
}
.shadow-soft { box-shadow: 0 20px 40px rgba(0,0,0,.25); }
.divider { height: 1px; background: var(--divider); }

.btn-accent {
  background: linear-gradient(135deg, #38bdf8, #a855f7);
  color: #020617;
  border: none;
  font-weight: 600;
  border-radius: 999px;
  padding-inline: 1.4rem;
  box-shadow: 0 14px 30px rgba(56,189,248,0.45);
  transform: translateY(0);
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.btn-accent:hover {
  opacity: .96;
  color: #020617;
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(56,189,248,0.55);
}

.btn-outline-light {
  border-radius: 999px;
}

/* Chips de skills / tags */
.skill,
.tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .8rem;
  padding: .3rem .7rem;
  border-radius: 999px;
  background: rgba(15,23,42,0.95);
  border: 1px solid rgba(148,163,184,0.35);
  color: var(--muted);
  backdrop-filter: blur(10px);
}

.skill::before,
.tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  opacity: .7;
}

/* Chips */
.tag {
  font-size: .8rem;
  padding: .25rem .5rem;
  border-radius: .5rem;
  background: #1e2542;
  color: #cfe2ff;
  display: inline-block;
}
.skill {
  background:#1b2242;
  border-radius: 999px;
  padding: .35rem .75rem;
  margin: .25rem;
  display: inline-block;
}

header {
  padding-top: 6rem;
  padding-bottom: 4rem;
}


.lead {
  font-size: 1.02rem;
  color: var(--muted);
}

/* Card principal (disponibilidad, stack, etc.) */
.card-custom {
  background: linear-gradient(
      145deg,
      rgba(15,23,42,0.98),
      rgba(15,23,42,0.92)
    );
  border-radius: 1.5rem;
  border: 1px solid rgba(148,163,184,0.25);
  box-shadow:
    0 22px 60px rgba(15,23,42,0.85),
    0 0 0 1px rgba(15,23,42,0.8);
  position: relative;
  overflow: hidden;
}

.card-custom::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 0% 0%, rgba(56,189,248,0.25), transparent 60%);
  opacity: .6;
  mix-blend-mode: screen;
  pointer-events: none;
}

.card-custom > * {
  position: relative;
  z-index: 1;
}

.avatar {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 2px solid rgba(148,163,184,0.6);
  object-fit: cover;
}

.project {
  border-radius: 1.2rem;
  border: 1px solid rgba(148,163,184,0.28);
  background: radial-gradient(circle at 0 0, rgba(56,189,248,0.12), transparent 50%),
              linear-gradient(145deg, rgba(15,23,42,0.98), rgba(15,23,42,0.9));
  box-shadow: 0 16px 40px rgba(15,23,42,0.9);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, translate .18s ease;
}

.project img {
  border-radius: .9rem;
  border-radius: .9rem;
  position: relative;
}

.project img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.15);
  border-radius: inherit;
}

.project:hover {
  transform: translateY(-8px);
  border-color: var(--accent-soft);
  box-shadow: 0 24px 60px rgba(15,23,42,1);
}

.section-title {
  font-size: .95rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .5rem;
}

.section-heading {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

/* Utilities */
.text-muted-2 { color: var(--muted); }
.smallcaps { font-variant: small-caps; letter-spacing: .5px; }

/* === CONTACT FORM (Dark) === */
.form-control-dark,
.form-control-dark:focus {
  background: #0e1328;
  border: 1px solid #2a3155;
  color: var(--text);
}
.form-control-dark:focus {
  outline: none;
  box-shadow: 0 0 0 .25rem rgba(110,168,254,.15);
  border-color: var(--accent);
}
.form-control-dark::placeholder { color: #7f89b5; }

.input-label { font-size: .9rem; color: var(--muted); margin-bottom: .35rem; }
.required-dot::after { content: " *"; color: var(--danger); }

.error-msg { color: var(--danger); font-size: .85rem; }

/* Submit area */
.submit-row { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.spinner { width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Alerts */
.alert-surface { background: #10223a; color: #bfe3ff; border: 1px solid #1f3b64; border-radius: .75rem; padding: .75rem 1rem; }
.alert-success { background: #0f2b1f; color: #baf4c4; border-color: #1f5b40; }
.alert-error { background: #3a1010; color: #ffd0d0; border-color: #641f1f; }

/* Toast (bottom-right) */
.toast-fixed { position: fixed; right: 16px; bottom: 16px; z-index: 1050; }
.toast-card { background: #111833; border: 1px solid #2a3155; border-radius: .75rem; padding: .75rem 1rem; color: var(--text); }
.toast-card.success { border-color: #2a5f4a; }
.toast-card.error { border-color: #5f2a2a; }

/* Animaciones */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
  .reveal.show { opacity: 1; transform: translateY(0); }

  .project { transition: transform .2s ease, box-shadow .2s ease; }
  .project:hover { transform: translateY(-4px); }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}



/* === RE-DISEÑO === */

:root {
  --bg: #020617;
  --bg-soft: #020617;
  --card: rgba(15, 23, 42, 0.96);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --accent-alt: #a855f7;
  --divider: rgba(148,163,184,0.23);
}

/* Fondo con glows */
html,
body {
  height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 0% 0%, rgba(56,189,248,0.18), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(139,92,246,0.20), transparent 55%),
    #020617;
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

body::before {
  background:
    radial-gradient(circle at 20% 10%, rgba(56,189,248,0.22), transparent 60%),
    radial-gradient(circle at 80% 90%, rgba(45,212,191,0.20), transparent 60%);
  filter: blur(45px);
  opacity: 0.9;
}

body::after {
  background:
    radial-gradient(circle at 80% 0%, rgba(139,92,246,0.24), transparent 60%);
  filter: blur(55px);
  opacity: 0.7;
}

/* Contenedor más angosto, look de app */
.container {
  max-width: 1120px;
}

/* Navbar glass */
.navbar-custom {
  background: rgba(15,23,42,0.92) !important;
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(148,163,184,0.30);
}

.navbar-custom .navbar-brand {
  font-weight: 700;
  letter-spacing: .08em;
  font-size: .9rem;
  text-transform: uppercase;
}

.navbar-custom .nav-link {
  color: var(--muted);
  font-size: .9rem;
  letter-spacing: .04em;
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
  color: var(--accent-strong);
}

/* HERO */
header {
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero-title {
  font-size: clamp(2.5rem, 4vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: .03em;
  text-shadow: 0 0 18px rgba(0,0,0,0.35);
  font-weight: 650;
}

.hero-subtitle {
  color: var(--muted);
  margin-top: 1.25rem;
  margin-bottom: 1.75rem;
  max-width: 42rem;
}

.hero-actions .btn {
  border-radius: 999px;
}

.hero-actions .btn-outline-light {
  border-color: rgba(148,163,184,0.4);
}

/* Card principal del hero */
.hero-panel.card-custom {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  border: 1px solid rgba(148,163,184,0.35);
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,0.18), transparent 55%),
    linear-gradient(145deg, rgba(15,23,42,0.97), rgba(15,23,42,0.94));
  box-shadow:
    0 20px 55px rgba(15,23,42,0.95),
    0 0 0 1px rgba(15,23,42,0.9);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,0.35), transparent 60%);
  opacity: .6;
  mix-blend-mode: screen;
  pointer-events: none;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: .25rem .7rem;
  border-radius: 999px;
  background: rgba(15,23,42,0.9);
  border: 1px solid rgba(148,163,184,0.5);
  font-size: .75rem;
  font-weight: 500;
}

.hero-grid {
  display: grid;
  gap: 1.1rem;
}

.hero-grid-label {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  margin-bottom: .4rem;
}

/* Tarjetas / cards */
.card-custom {
  background: var(--card);
  border-radius: 1.3rem;
  border: 1px solid rgba(15,23,42,0.9);
  box-shadow: 0 20px 40px rgba(15,23,42,0.9);
}

.shadow-soft {
  box-shadow: 0 22px 50px rgba(15,23,42,0.95);
}

.divider {
  height: 1px;
  background: var(--divider);
}

/* Botones y chips */
.btn-accent {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent-alt));
  color: #020617;
  border: none;
  font-weight: 600;
  border-radius: 999px;
  padding-inline: 1.6rem;
  box-shadow: 0 16px 40px rgba(56,189,248,0.55);
  transform: translateY(0);
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.btn-accent:hover {
  opacity: .97;
  color: #020617;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 22px 55px rgba(56,189,248,0.65);
}

.btn-outline-light:hover {
  transform: translateY(-1px);
}

.skill,
.tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  padding: .32rem .75rem;
  border-radius: 999px;
  background: rgba(15,23,42,0.96);
  border: 1px solid rgba(148,163,184,0.45);
  color: var(--muted);
  backdrop-filter: blur(8px);
}

.skill::before,
.tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  opacity: .7;
}

/* Etiquetas de sección */
.section-eyebrow {
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.section-heading {
  font-size: 1.6rem;
  font-weight: 600;
}

/* Tarjetas de "Qué puedo aportar" */
.value-card {
  border-radius: 1rem;
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,0.12), transparent 55%),
    linear-gradient(145deg, rgba(15,23,42,0.98), rgba(15,23,42,0.94));
}

/* Highlights */
.highlights {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  padding: .9rem 1.1rem;
  border-radius: 999px;
  background: rgba(15,23,42,0.96);
  border: 1px solid rgba(148,163,184,0.35);
}

.highlights-item {
  font-size: .82rem;
  color: var(--muted);
  padding: .35rem .75rem;
  border-radius: 999px;
  background: rgba(15,23,42,0.98);
}

/* Proyectos */
.project {
  border-radius: 1.2rem;
  border: 1px solid rgba(148,163,184,0.30);
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,0.14), transparent 55%),
    linear-gradient(145deg, rgba(15,23,42,0.98), rgba(15,23,42,0.94));
  box-shadow: 0 18px 48px rgba(15,23,42,0.98);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.project img {
  border-radius: .9rem;
}

.project:hover {
  transform: translateY(-6px);
  border-color: rgba(56,189,248,0.45);
  box-shadow: 0 26px 70px rgba(15,23,42,1);
}

/* Avatar */
.avatar {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 2px solid rgba(148,163,184,0.7);
  object-fit: cover;
}

/* Responsive tweaks */
@media (max-width: 991.98px) {
  header {
    padding-top: 5.25rem;
  }

  .hero-panel {
    margin-top: 1rem;
  }
}

.tech-icons i {
  color: var(--muted);
  transition: 0.25s ease;
}

.tech-icons i:hover {
  color: var(--accent);
  transform: translateY(-3px);
}