/* ==========================================================================
   CONFIGURACIÓN MAESTRA DE DISEÑO & VARIABLES
   ========================================================================== */
:root {
  --bg-core: #040406;
  --surface-primary: #0a0b10;
  --surface-elevated: #11131b;
  --surface-hover: #161924;

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-active: rgba(0, 150, 255, 0.4);

  /* Acento Azul Tecnológico Equilibrado (no estridente) */
  --accent-cyan: #00b4d8;
  --accent-blue: #0077b6;
  --glow-subtle: rgba(0, 180, 216, 0.12);

  --text-pure: #ffffff;
  --text-high: #eaecef;
  --text-mid: #9ba1ad;
  --text-low: #626875;

  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-normal: 0.35s var(--ease-out);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-core);
}

body {
  color: var(--text-high);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Canvas del Fondo Tecnológico */
#ambient-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   HEADER & NAVBAR GLASSMORPHISM
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  padding: 16px 0;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(4, 4, 6, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-code);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-pure);
}

.logo-bracket {
  color: var(--accent-cyan);
}

.logo-dot {
  color: var(--accent-cyan);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-pure);
}

.nav-btn {
  font-size: 0.84rem;
  font-weight: 600;
  padding: 8px 18px;
  background: var(--surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-pure);
  transition: var(--transition-fast);
}

.nav-btn:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px var(--glow-subtle);
  color: var(--accent-cyan);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-pure);
  font-size: 1.3rem;
  cursor: pointer;
}

/* ==========================================================================
   HERO / PRESENTACIÓN
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 130px 24px 70px;
  text-align: center;
}

.hero-wrapper {
  max-width: 900px;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  border-radius: 50px;
  background: rgba(0, 180, 216, 0.05);
  border: 1px solid rgba(0, 180, 216, 0.2);
  margin-bottom: 28px;
}

.pulse-beacon {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.badge-text {
  font-family: var(--font-code);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  letter-spacing: 0.5px;
}

.hero-headline {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -1.5px;
  color: var(--text-pure);
  margin-bottom: 22px;
}

.shimmer-text {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtext {
  font-size: 1.15rem;
  color: var(--text-mid);
  max-width: 680px;
  margin: 0 auto 38px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 60px;
}

.btn-glow-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 8px;
  background: #ffffff;
  color: #000000;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.btn-glow-primary:hover {
  background: var(--accent-cyan);
  color: #000;
  box-shadow: 0 0 25px rgba(0, 180, 216, 0.4);
  transform: translateY(-2px);
}

.btn-subtle {
  display: inline-flex;
  align-items: center;
  padding: 14px 26px;
  border-radius: 8px;
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  color: var(--text-high);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.btn-subtle:hover {
  background: var(--surface-elevated);
  border-color: rgba(255, 255, 255, 0.2);
}

.metrics-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  padding: 24px 36px;
  background: rgba(10, 11, 16, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  max-width: 750px;
  margin: 0 auto;
}

.metric-block {
  text-align: center;
}

.metric-value {
  font-family: var(--font-code);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text-pure);
}

.metric-suffix {
  font-family: var(--font-code);
  color: var(--accent-cyan);
  font-weight: 600;
}

.metric-label {
  display: block;
  font-size: 0.76rem;
  color: var(--text-low);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.metric-separator {
  width: 1px;
  height: 35px;
  background: var(--border-subtle);
}

/* ==========================================================================
   SECCIONES GENERALES
   ========================================================================== */
.section {
  max-width: 1240px;
  margin: 0 auto;
  padding: 100px 24px;
}

.section-badge {
  font-family: var(--font-code);
  font-size: 0.78rem;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.8px;
  color: var(--text-pure);
  margin-bottom: 40px;
}

.section-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 30px;
}

.section-header-flex .section-title {
  margin-bottom: 0;
}

/* Animaciones Reveal de Scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   SPOTLIGHT CARDS (SOBRE MÍ)
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.spotlight-card {
  position: relative;
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 36px 30px;
  transition: var(--transition-normal);
  overflow: hidden;
}

.spotlight-card:hover {
  border-color: var(--border-active);
  transform: translateY(-3px);
}

.card-icon {
  font-size: 1.6rem;
  color: var(--accent-cyan);
  margin-bottom: 20px;
}

.spotlight-card h3 {
  font-size: 1.25rem;
  color: var(--text-pure);
  margin-bottom: 12px;
}

.spotlight-card p {
  color: var(--text-mid);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ==========================================================================
   HABILIDADES / STACK
   ========================================================================== */
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.tech-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-family: var(--font-code);
  font-size: 0.88rem;
  color: var(--text-high);
  transition: var(--transition-fast);
}

.tech-chip i {
  color: var(--accent-cyan);
  font-size: 1rem;
}

.tech-chip:hover {
  background: var(--surface-elevated);
  border-color: var(--accent-cyan);
  color: var(--text-pure);
  transform: translateY(-2px);
}

/* ==========================================================================
   PROYECTOS: LOGOTIPOS CUADRADOS CON BORDES REDONDEADOS
   ========================================================================== */
.projects-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.project-spotlight {
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.project-spotlight:hover {
  border-color: var(--border-active);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(-3px);
}

.project-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 18px;
}

/* Contenedor e Imagen Cuadrada con Bordes Redondeados */
.logo-box {
  width: 68px;
  height: 68px;
  min-width: 68px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.project-brand-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-category {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 3px;
}

.project-name {
  font-size: 1.25rem;
  color: var(--text-pure);
  font-weight: 700;
}

.project-summary {
  font-size: 0.92rem;
  color: var(--text-mid);
  margin-bottom: 22px;
  line-height: 1.6;
}

.tag-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.tag-row span {
  font-family: var(--font-code);
  font-size: 0.72rem;
  padding: 4px 9px;
  border-radius: 5px;
  background: var(--surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-mid);
}

.project-actions {
  margin-top: auto;
  display: flex;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.action-btn {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-mid);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.action-btn:hover {
  color: var(--text-pure);
}

.action-active {
  color: var(--accent-cyan);
}

/* ==========================================================================
   CARRUSEL ULTRA PROFESIONAL (FOTOS DEL DESARROLLADOR)
   ========================================================================== */
.carousel-nav {
  display: flex;
  gap: 10px;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  color: var(--text-pure);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.carousel-btn:hover {
  border-color: var(--accent-cyan);
  background: var(--surface-elevated);
}

.carousel-viewport {
  overflow: hidden;
  border-radius: 14px;
  position: relative;
  cursor: grab;
  user-select: none;
}

.carousel-viewport:active {
  cursor: grabbing;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.2, 1, 0.3, 1);
  will-change: transform;
}

.carousel-slide {
  min-width: 100%;
  box-sizing: border-box;
}

.slide-card {
  position: relative;
  height: 460px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: #000;
}

.slide-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.85);
  transition: transform 0.6s var(--ease-out);
}

.slide-card:hover img {
  transform: scale(1.02);
}

.slide-meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px;
  background: linear-gradient(0deg, rgba(4, 4, 6, 0.95) 0%, rgba(4, 4, 6, 0.4) 70%, transparent 100%);
}

.slide-tag {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 6px;
}

.slide-meta h4 {
  font-size: 1.25rem;
  color: var(--text-pure);
  font-weight: 600;
  max-width: 600px;
}

/* Indicadores de Progreso */
.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.indicator-bar {
  width: 32px;
  height: 4px;
  border-radius: 2px;
  background: var(--surface-elevated);
  cursor: pointer;
  transition: var(--transition-fast);
}

.indicator-bar.active {
  background: var(--accent-cyan);
  width: 48px;
}

/* ==========================================================================
   TESTIMONIOS
   ========================================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 24px;
}

.review-item {
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.rating-stars {
  color: var(--accent-cyan);
  font-size: 0.82rem;
  margin-bottom: 18px;
  display: flex;
  gap: 4px;
}

.review-quote {
  font-size: 0.95rem;
  color: var(--text-high);
  line-height: 1.65;
  margin-bottom: 24px;
}

.reviewer {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.reviewer-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface-elevated);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-pure);
  overflow: hidden;
}

.reviewer-avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}

.reviewer-info h5 {
  font-size: 0.95rem;
  color: var(--text-pure);
  font-weight: 600;
}

.reviewer-info span {
  font-size: 0.78rem;
  color: var(--text-low);
}

/* ==========================================================================
   FORMULARIO DE CONTACTO
   ========================================================================== */
.contact-section {
  padding-bottom: 120px;
}

.contact-card {
  background: var(--surface-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 50px;
  max-width: 760px;
  margin: 0 auto;
}

.contact-title {
  font-size: 2rem;
  color: var(--text-pure);
  margin-bottom: 10px;
}

.contact-desc {
  color: var(--text-mid);
  font-size: 0.95rem;
  margin-bottom: 34px;
}

.interactive-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-wrapper label {
  font-family: var(--font-code);
  font-size: 0.76rem;
  color: var(--text-mid);
}

.field-wrapper input,
.field-wrapper textarea {
  background: var(--bg-core);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 13px 16px;
  color: var(--text-pure);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition-fast);
}

.field-wrapper input:focus,
.field-wrapper textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px var(--glow-subtle);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 8px;
  background: var(--accent-cyan);
  color: #000;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  margin-top: 10px;
  transition: var(--transition-fast);
}

.btn-submit:hover {
  background: #ffffff;
  box-shadow: 0 0 20px rgba(0, 180, 216, 0.4);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-core);
  padding: 35px 24px;
}

.footer-content {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-logo {
  font-family: var(--font-code);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-pure);
}

.footer-left p {
  font-size: 0.8rem;
  color: var(--text-low);
}

.footer-socials {
  display: flex;
  gap: 18px;
}

.footer-socials a {
  font-size: 1.1rem;
  color: var(--text-mid);
  transition: var(--transition-fast);
}

.footer-socials a:hover {
  color: var(--accent-cyan);
}

/* ==========================================================================
   ADAPTATIVIDAD (RESPONSIVE)
   ========================================================================== */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 65px;
    left: 0;
    width: 100%;
    background: rgba(4, 4, 6, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 30px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: none;
    gap: 20px;
  }

  .nav-menu.active {
    display: flex;
  }

  .hero-headline {
    font-size: 2.3rem;
  }

  .metrics-row {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }

  .metric-separator {
    width: 100%;
    height: 1px;
  }

  .input-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: 30px 20px;
  }

  .slide-card {
    height: 340px;
  }

  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}