/* ═══════════════════════════════════════════════════════════════
   PORTAFOLIO — EMERSON CORREDOR MURCIA
   Estructura: anniebombanie.com | Tema: Dark Elegante
   ═══════════════════════════════════════════════════════════════ */

/* ──────────────────────────────────
   1. VARIABLES
   ────────────────────────────────── */
:root {
  /* Fondos de secciones — tonos oscuros naturales y sobrios */
  --bg-hero:     #0d0e1a;
  --bg-about:    #141528;
  --bg-skills:   #0c0d18;
  --bg-work:     #15162a;
  --bg-contact:  #0b0c16;
  --bg-footer:   #111222;

  --bg-body:     #0d0e1a;
  --bg-alt:      #141528;
  --bg-card:     #1a1b34;
  --bg-card-hov: #232546;

  /* Acentos — no agresivos */
  --accent:      #7c6aff;      /* violeta suave */
  --accent-dim:  rgba(124,106,255,0.12);
  --accent-glow: rgba(124,106,255,0.3);
  --accent2:     #3dd9c5;      /* aqua apagado */
  --accent2-dim: rgba(61,217,197,0.1);

  /* Texto */
  --text-1:  #eeeeff;
  --text-2:  #9898b8;
  --text-3:  #555570;

  /* Bordes */
  --border:     rgba(255,255,255,0.06);
  --border-hov: rgba(124,106,255,0.35);

  /* Tipografía */
  --font:      'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Tamaños */
  --fs-xs:  0.75rem;
  --fs-sm:  0.875rem;
  --fs-md:  1rem;
  --fs-lg:  1.125rem;
  --fs-xl:  1.375rem;
  --fs-2xl: 1.75rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.25rem;
  --fs-5xl: 4.5rem;

  /* Pesos */
  --fw-light:   300;
  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-black:   900;

  /* Espacios */
  --sp-xs:  0.5rem;
  --sp-sm:  1rem;
  --sp-md:  1.5rem;
  --sp-lg:  2rem;
  --sp-xl:  3rem;
  --sp-2xl: 5rem;
  --sp-3xl: 7rem;

  /* Bordes radio */
  --r-sm:   6px;
  --r-md:   12px;
  --r-lg:   20px;
  --r-full: 9999px;

  /* Transiciones */
  --ease:        0.3s ease;
  --ease-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Navbar */
  --nav-h: 60px;

  /* Z */
  --z-loader: 9999;
  --z-cursor: 9998;
  --z-nav:    100;
  --z-top:     50;
}

/* ──────────────────────────────────
   2. RESET
   ────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent !important;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: var(--nav-h);
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg-body);
  color: var(--text-1);
  line-height: 1.65;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}

p, strong, span, h1, h2, h3, h4, code, input, textarea {
  -webkit-user-select: text;
  user-select: text;
}

.navbar, .hero, .project, .project__visual, .project__mockup,
.project__mockup-browser, .project__actions, .project__btn,
.skill__tag, .skills__grid, .contact__social-link,
.slant-divider, .back-to-top, .loader {
  -webkit-user-select: none !important;
  user-select: none !important;
  -webkit-touch-callout: none !important;
}

a { color: inherit; text-decoration: none; transition: color var(--ease); cursor: pointer; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

::selection { background: var(--accent-dim); color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ──────────────────────────────────
   3. SCROLLBAR
   ────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  border-radius: var(--r-full);
}

/* ──────────────────────────────────
   4. UTILIDADES
   ────────────────────────────────── */
.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--sp-lg);
  box-sizing: border-box;
}

.section {
  padding: 3.5rem 0;
  position: relative;
  overflow: hidden;
  width: 100%;
}

/* ─── SEPARADORES DIAGONALES NATURALES (Sin líneas azules, corte suave y sin huecos) ─── */
.slant-divider {
  width: 100%;
  height: 40px;
  line-height: 0;
  position: relative;
  overflow: hidden;
  margin-top: -1px;
  margin-bottom: -1px;
  z-index: 10;
  pointer-events: none;
  background: transparent;
}

.slant-divider svg {
  display: block;
  width: 100%;
  height: 40px;
}

/* Asignación de fondos con alto contraste por sección */
.hero { background: var(--bg-hero); position: relative; }
.about { background: var(--bg-about); position: relative; }
.skills { background: var(--bg-skills); position: relative; }
.work { background: var(--bg-work); position: relative; }
.contact { background: var(--bg-contact); position: relative; }
.footer { background: var(--bg-footer); position: relative; }

/* Label pequeño tipo "WORK", "ABOUT" */
.section__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--sp-sm);
}

.section__title {
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-1);
  margin-bottom: var(--sp-xl);
}

/* ─── SISTEMA DE ANIMACIONES DE ENTRADA ────────────────────────
   Diferentes tipos de animación según la dirección/tipo de elemento
──────────────────────────────────────────────────────────────── */

/* Base — todos los elementos animados comienzan invisibles */
[data-anim] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
  transition-duration: 0.8s;
  will-change: opacity, transform;
}
[data-anim].visible { opacity: 1; transform: none !important; }

/* Fade + slide desde abajo (por defecto) */
[data-anim="up"]       { transform: translateY(40px); }
/* Fade + slide desde la izquierda */
[data-anim="left"]     { transform: translateX(-50px); }
/* Fade + slide desde la derecha */
[data-anim="right"]    { transform: translateX(50px); }
/* Fade + zoom out */
[data-anim="zoom"]     { transform: scale(0.88); }
/* Fade + slide diagonal (abajo-izquierda) */
[data-anim="diag-l"]   { transform: translate(-30px, 30px); }
/* Fade + slide diagonal (abajo-derecha) */
[data-anim="diag-r"]   { transform: translate(30px, 30px); }
/* Flip Y sutil */
[data-anim="flip"]     { transform: perspective(600px) rotateX(15deg) translateY(30px); }

/* Delays escalonados */
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.45s; }
[data-delay="5"] { transition-delay: 0.6s; }
[data-delay="6"] { transition-delay: 0.75s; }

/* Compatibilidad con el antiguo .reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ──────────────────────────────────
   5. CURSOR
   ────────────────────────────────── */
.cursor {
  width: 10px; height: 10px;
  background: var(--accent2);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  transition: width 0.2s, height 0.2s;
}
.cursor-follower {
  width: 32px; height: 32px;
  border: 1.5px solid rgba(124,106,255,0.4);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, border-color 0.3s;
}
.cursor--hover { width: 18px; height: 18px; background: var(--accent); }
.cursor-follower--hover { width: 48px; height: 48px; border-color: var(--accent); }

@media (hover: hover) and (pointer: fine) {
  body, button, .project__btn, .contact__submit, .back-to-top {
    cursor: none;
  }
}

/* ──────────────────────────────────
   6. LOADER
   ────────────────────────────────── */
.loader {
  position: fixed; inset: 0;
  background: var(--bg-body);
  z-index: var(--z-loader);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.loader__logo {
  font-size: 3rem;
  font-weight: var(--fw-black);
  font-family: var(--font-mono);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.05em;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
.loader__bar {
  width: 160px; height: 2px;
  background: var(--border);
  border-radius: var(--r-full);
  overflow: hidden;
}
.loader__progress {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  animation: loadProg 1.8s ease-in-out forwards;
}
@keyframes loadProg { 0% { width: 0; } 60% { width: 75%; } 100% { width: 100%; } }
.loader__text { font-size: var(--fs-xs); font-family: var(--font-mono); color: var(--text-3); letter-spacing: 0.1em; }

/* ──────────────────────────────────
   7. NAVBAR
   ────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(10,10,15,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.navbar__container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 var(--sp-lg);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__brand {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: var(--fw-bold);
  color: var(--text-1);
  letter-spacing: -0.04em;
  display: flex;
  align-items: center;
  transition: opacity var(--ease), color var(--ease);
}
.navbar__brand:hover {
  opacity: 0.85;
}
.navbar__brand-dot {
  color: var(--accent);
}
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}
.navbar__link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-2);
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--ease);
  font-style: italic;
}
.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width var(--ease);
  border-radius: var(--r-full);
}
.navbar__link:hover,
.navbar__link.active { color: var(--text-1); }
.navbar__link:hover::after,
.navbar__link.active::after { width: 100%; }

/* Hamburger mobile */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-xs);
}
.navbar__hamburger-bar {
  width: 24px; height: 2px;
  background: var(--text-1);
  border-radius: var(--r-full);
  transition: all var(--ease);
  display: block;
}
.navbar__hamburger.open .navbar__hamburger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.open .navbar__hamburger-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar__hamburger.open .navbar__hamburger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ──────────────────────────────────
   8. HERO
   ────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-hero);
  padding: var(--sp-3xl) 0;
  width: 100%;
}

/* Decoraciones angulares en esquinas */
.hero__deco {
  position: absolute;
  width: 280px; height: 280px;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.25;
}
.hero__deco--tl {
  top: -80px; left: -80px;
  background: var(--accent);
}
.hero__deco--br {
  bottom: -80px; right: -80px;
  background: var(--accent2);
}

.hero__content {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  box-sizing: border-box;
}

.hero__heading {
  display: flex;
  flex-direction: column;
  gap: 0.25em;
  width: 100%;
}

/* "Hola, soy Emerson!" */
.hero__greeting {
  font-size: clamp(var(--fs-lg), 3vw, var(--fs-2xl));
  font-weight: var(--fw-regular);
  color: var(--text-2);
}
.hero__name-accent {
  font-weight: var(--fw-bold);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* "Soy un Desarrollador de Software" */
.hero__tagline {
  font-size: clamp(1.85rem, 5.5vw, var(--fs-5xl));
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  color: var(--text-1);
  line-height: 1.15;
  word-break: break-word;
  overflow-wrap: break-word;
}
.hero__tagline strong {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* "y [palabra rotando]." */
.hero__rotating-line {
  font-size: clamp(1.2rem, 3.8vw, var(--fs-3xl));
  font-weight: var(--fw-light);
  color: var(--text-2);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.3em;
  flex-wrap: wrap;
  word-break: break-word;
}
.hero__rotating-word {
  color: var(--accent2);
  font-weight: var(--fw-medium);
  display: inline-block;
  min-width: 2ch;
}
.hero__cursor {
  color: var(--accent);
  font-weight: var(--fw-bold);
  animation: blink 1s step-end infinite;
  margin-left: -0.1em;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  animation: fadeIn 0.5s 2.5s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }
.hero__scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid var(--border-hov);
  border-radius: var(--r-full);
  display: flex;
  justify-content: center;
  padding-top: 6px;
  margin: 0 auto;
}
.hero__scroll-wheel {
  width: 3px; height: 8px;
  background: var(--accent);
  border-radius: var(--r-full);
  animation: scrollWheel 2s ease-in-out infinite;
}
@keyframes scrollWheel {
  0%   { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(10px); }
}

/* ──────────────────────────────────
   9. ABOUT
   ────────────────────────────────── */
.about { background: var(--bg-about); }

.about__body {
  max-width: 660px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}
.about__body p { font-size: var(--fs-lg); color: var(--text-2); line-height: 1.85; }
.about__body strong { color: var(--text-1); font-weight: var(--fw-semi); }
.about__link {
  color: var(--accent);
  border-bottom: 1px solid rgba(124,106,255,0.3);
  transition: border-color var(--ease), color var(--ease);
}
.about__link:hover { color: var(--accent2); border-color: var(--accent2); }

/* ──────────────────────────────────
   10. SKILLS
   ────────────────────────────────── */
.skills { background: var(--bg-skills); }

.skills__intro {
  font-size: var(--fs-lg);
  color: var(--text-2);
  margin-bottom: var(--sp-xl);
  max-width: 560px;
}

.skills__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
}

.skill__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.55rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-2);
  transition: all var(--ease);
  cursor: default;
}
.skill__tag:hover {
  border-color: var(--border-hov);
  background: var(--bg-card-hov);
  color: var(--text-1);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}
.skill__tag i { font-size: 1.1rem; }

.skill__tag-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.3rem 0.8rem;
  background: rgba(255,200,80,0.08);
  border: 1px solid rgba(255,200,80,0.2);
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  font-family: var(--font-mono);
  color: #ffc850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.skill__tag-sm--pulse::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffc850;
  box-shadow: 0 0 8px #ffc850;
  animation: pulseDot 1.8s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 12px #ffc850; }
}

/* ──────────────────────────────────
   11. WORK / PROYECTOS
       Layout alternado como anniebombanie
   ────────────────────────────────── */
.work { background: var(--bg-work); }

/* Cada proyecto ocupa toda la sección */
.project {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-2xl);
  align-items: center;
  padding: var(--sp-2xl) 0;
  border-bottom: 1px solid var(--border);
}
.project:last-child { border-bottom: none; }

/* Alternado en Desktop (> 992px) */
@media (min-width: 993px) {
  .project[data-layout="even"] .project__visual { order: 2; }
  .project[data-layout="even"] .project__info   { order: 1; }
  .project[data-layout="odd"] .project__visual  { order: 1; }
  .project[data-layout="odd"] .project__info    { order: 2; }
}

/* Info lado */
.project__name {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  color: var(--accent);
  margin-bottom: var(--sp-sm);
  transition: color var(--ease);
}
.project__desc {
  font-size: var(--fs-lg);
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: var(--sp-md);
}
.project__desc strong { color: var(--text-1); font-weight: var(--fw-semi); }

/* Iconos de tecnologías */
.project__techs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-xs);
  margin-bottom: var(--sp-md);
  font-size: 1.5rem;
}
.project__techs i {
  transition: transform var(--ease-spring), filter var(--ease);
}
.project__techs i:hover {
  transform: translateY(-3px) scale(1.1);
  filter: drop-shadow(0 4px 8px currentColor);
}

.project__status-badge {
  margin-bottom: var(--sp-md);
  margin-top: calc(-0.4 * var(--sp-sm));
}

/* Botones */
.project__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
  position: relative;
  z-index: 10;
}
.project__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.6rem 1.4rem;
  border: 1.5px solid var(--border-hov);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  font-style: italic;
  color: var(--accent);
  background: transparent;
  transition: all var(--ease-spring);
  position: relative;
  z-index: 11;
  pointer-events: auto !important;
  touch-action: manipulation !important;
  -webkit-tap-highlight-color: rgba(124,106,255,0.25);
}
.project__btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--text-1);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}
.project__btn i { font-size: 1rem; transition: transform var(--ease); }
.project__btn:hover i { transform: translateX(3px); }

.project__btn--ghost {
  color: var(--text-2);
  border-color: var(--border);
}
.project__btn--ghost:hover {
  color: var(--text-1);
  border-color: var(--border-hov);
  background: rgba(255,255,255,0.04);
  box-shadow: none;
}

/* ── Visual: Mockup navegador ── */
.project__visual { position: relative; }

.project__mockup { position: relative; }

.project__mockup-browser {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow:
    0 20px 60px rgba(0,0,0,0.6),
    0 0 0 1px var(--border);
  transition:
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.5s ease,
    border-color 0.4s ease;
  transform-style: preserve-3d;
  will-change: transform;
}

/* 3D Tilt — aplicado por JS */
.project:hover .project__mockup-browser {
  border-color: var(--border-hov);
  box-shadow:
    0 35px 80px rgba(0,0,0,0.7),
    0 0 0 1px var(--border-hov),
    0 0 40px var(--accent-glow);
}

/* Barra del navegador */
.project__mockup-bar {
  height: 36px;
  background: rgba(20,20,35,0.95);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 0.85rem;
  gap: 6px;
}
.project__mockup-bar span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--text-3);
  flex-shrink: 0;
}
.project__mockup-bar span:nth-child(1) { background: #ff5f57; }
.project__mockup-bar span:nth-child(2) { background: #ffbd2e; }
.project__mockup-bar span:nth-child(3) { background: #28ca41; }
.project__mockup-url {
  flex: 1;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--text-3);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 2px 10px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Pantalla del mockup */
.project__mockup-screen {
  position: relative;
  height: 230px;
  overflow: hidden;
  background: var(--bg-body);
  display: flex;
  align-items: center;
  justify-content: center;
}
.project__mockup-img {
  max-width: 60%;
  max-height: 60%;
  object-fit: contain;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,0.5));
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), filter 0.4s ease;
}
.project__mockup-img--cover {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  filter: saturate(0.5) brightness(0.5);
}
.project:hover .project__mockup-img { transform: scale(1.05); }
.project:hover .project__mockup-img--cover { filter: saturate(0.7) brightness(0.6); }

/* Overlay con título */
.project__mockup-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0.6rem 1rem;
  background: linear-gradient(0deg, rgba(10,10,15,0.9), transparent);
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.project:hover .project__mockup-overlay { opacity: 1; transform: translateY(0); }

/* Fondo especial Stayhuila */
.project__mockup--stayhuila .project__mockup-screen {
  background: linear-gradient(135deg, #0f1a2e 0%, #1a1035 100%);
}

/* Fondo + scan para Farmax */
.project__mockup--farmax .project__mockup-screen {
  background: linear-gradient(135deg, #0a1a0f 0%, #0f1f1a 100%);
}
.project__mockup-scan {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.project__mockup-scan::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent2), transparent);
  box-shadow: 0 0 12px var(--accent2);
  animation: scanLine 3s ease-in-out infinite;
  top: -2px;
}
@keyframes scanLine {
  0%   { top: -2px; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: calc(100% + 2px); opacity: 0; }
}

/* Fondo Juicios Evaluativos SENA */
.project__mockup--juicios .project__mockup-screen {
  background: linear-gradient(135deg, #091e16 0%, #0d2c20 100%);
}

/* ── Estilos y Animación Exclusiva: Document AI Enterprise ── */
.project__mockup--ocr .project__mockup-screen {
  background: linear-gradient(135deg, #050b18 0%, #0c1834 50%, #061224 100%);
}
.project__mockup--ocr .project__mockup-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  filter: brightness(0.92) contrast(1.05);
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), filter 0.4s ease;
}
.project:hover .project__mockup--ocr .project__mockup-img {
  filter: brightness(1.05) contrast(1.08);
  transform: scale(1.03);
}

/* Contenedor HUD Document AI */
.project__mockup-docai {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 3;
}

/* 1. Barrido de onda AI dual (Cian + Púrpura) */
.docai-beam {
  position: absolute;
  left: 0;
  right: 0;
  height: 38px;
  background: linear-gradient(180deg, rgba(56,189,248,0) 0%, rgba(56,189,248,0.25) 50%, rgba(168,85,247,0.4) 90%, #38bdf8 100%);
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.6), 0 0 35px rgba(168, 85, 247, 0.4);
  border-bottom: 2px solid #38bdf8;
  animation: docaiSweep 3.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  top: -40px;
}
@keyframes docaiSweep {
  0%   { top: -45px; opacity: 0; }
  12%  { opacity: 0.9; }
  88%  { opacity: 0.9; }
  100% { top: calc(100% + 15px); opacity: 0; }
}

/* 2. Retículas HUD en las 4 esquinas */
.docai-reticle {
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: #38bdf8;
  border-style: solid;
  opacity: 0.65;
  transition: all 0.3s ease;
  animation: docaiReticlePulse 2.8s ease-in-out infinite;
}
.docai-reticle--tl { top: 12px; left: 12px; border-width: 2px 0 0 2px; }
.docai-reticle--tr { top: 12px; right: 12px; border-width: 2px 2px 0 0; }
.docai-reticle--bl { bottom: 12px; left: 12px; border-width: 0 0 2px 2px; }
.docai-reticle--br { bottom: 12px; right: 12px; border-width: 0 2px 2px 0; }

@keyframes docaiReticlePulse {
  0%, 100% {
    opacity: 0.45;
    filter: drop-shadow(0 0 2px rgba(56,189,248,0.3));
    transform: scale(0.95);
  }
  50% {
    opacity: 1;
    filter: drop-shadow(0 0 10px rgba(56,189,248,0.9));
    transform: scale(1.08);
  }
}

/* 3. Bounding Box de detección inteligente */
.docai-target {
  position: absolute;
  top: 24%;
  left: 20%;
  width: 48%;
  height: 52%;
  border: 1px dashed rgba(56, 189, 248, 0.4);
  border-radius: var(--r-sm);
  background: rgba(56, 189, 248, 0.03);
  animation: docaiTargetPulse 3.6s ease-in-out infinite;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 4px 6px;
}
.docai-target-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: #38bdf8;
  background: rgba(10, 20, 40, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.5);
  padding: 1px 6px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
}

@keyframes docaiTargetPulse {
  0%, 100% {
    border-color: rgba(56, 189, 248, 0.3);
    background: rgba(56, 189, 248, 0.02);
  }
  50% {
    border-color: rgba(56, 189, 248, 0.75);
    background: rgba(56, 189, 248, 0.08);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.25), inset 0 0 15px rgba(56, 189, 248, 0.1);
  }
}

/* 4. Cuadrícula HUD sutil */
.docai-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(56, 189, 248, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(56, 189, 248, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.7;
}

/* Fondo DataOff */
.project__mockup--dataoff .project__mockup-screen {
  background: var(--bg-card);
}

/* Línea de acento inferior al hover del proyecto */
.project__mockup-browser::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.project:hover .project__mockup-browser::after { transform: scaleX(1); }

/* ──────────────────────────────────
   12. CONTACTO
   ────────────────────────────────── */
.contact { background: var(--bg-contact); }

.contact__intro {
  font-size: var(--fs-lg);
  color: var(--text-2);
  margin-bottom: var(--sp-xl);
  margin-top: calc(-1 * var(--sp-md));
}

.contact__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--sp-2xl);
  align-items: start;
}

/* Formulario */
.contact__form { display: flex; flex-direction: column; gap: var(--sp-sm); }

.form__group { display: flex; flex-direction: column; }

.form__input {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-1);
  font-size: var(--fs-md);
  font-family: var(--font);
  outline: none;
  transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
}
.form__input::placeholder { color: var(--text-3); }
.form__input:focus {
  border-color: var(--accent);
  background: var(--bg-card-hov);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form__textarea { min-height: 150px; resize: vertical; }

.contact__submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, var(--accent), #5a4de6);
  color: #fff;
  font-size: var(--fs-md);
  font-weight: var(--fw-semi);
  font-family: var(--font);
  border-radius: var(--r-sm);
  cursor: none;
  transition: all var(--ease-spring);
  box-shadow: 0 4px 20px rgba(124,106,255,0.35);
  align-self: flex-start;
  border: none;
}
.contact__submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124,106,255,0.55);
}
.contact__submit i { font-size: 1.1rem; }

.form__status {
  padding: var(--sp-sm);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  text-align: center;
}
.form__status.success { background: rgba(34,197,94,0.1); color: #4ade80; border: 1px solid rgba(34,197,94,0.2); }
.form__status.error   { background: rgba(248,113,113,0.1); color: #f87171; border: 1px solid rgba(248,113,113,0.2); }

/* Social */
.contact__social-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--text-1);
  margin-bottom: var(--sp-xs);
  letter-spacing: -0.02em;
}
.contact__social-sub {
  font-size: var(--fs-md);
  color: var(--text-2);
  margin-bottom: var(--sp-md);
}
.contact__social-list { display: flex; flex-direction: column; gap: var(--sp-sm); }
.contact__social-link {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: var(--sp-sm) var(--sp-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: all var(--ease);
}
.contact__social-link:hover {
  border-color: var(--border-hov);
  background: var(--bg-card-hov);
  transform: translateX(4px);
}
.contact__social-link i { font-size: 1.4rem; color: var(--accent); flex-shrink: 0; }
.contact__social-link span { font-weight: var(--fw-semi); color: var(--text-1); font-size: var(--fs-sm); }
.contact__social-handle {
  font-size: var(--fs-xs) !important;
  font-weight: var(--fw-regular) !important;
  color: var(--text-2) !important;
  font-family: var(--font-mono);
  margin-left: auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ──────────────────────────────────
   13. FOOTER
   ────────────────────────────────── */
.footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border);
  padding: var(--sp-lg) var(--sp-lg);
}
.footer__inner {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}
.footer__inner p {
  font-size: var(--fs-sm);
  color: var(--text-3);
}
.footer__inner strong { color: var(--text-2); font-weight: var(--fw-semi); }
.footer__heart {
  color: #f87171;
  display: inline-block;
  animation: heartbeat 1.5s ease-in-out infinite;
}
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.3); }
}

/* ──────────────────────────────────
   14. BACK TO TOP
   ────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--sp-lg);
  right: var(--sp-lg);
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  background: var(--accent-dim);
  border: 1px solid var(--border-hov);
  color: var(--accent);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-top);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: all var(--ease);
  cursor: none;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover {
  background: rgba(124,106,255,0.25);
  border-color: var(--accent);
  box-shadow: 0 8px 25px var(--accent-glow);
  transform: translateY(-3px);
}

/* ──────────────────────────────────
   15. NAVBAR OVERLAY MOBILE
   ────────────────────────────────── */
.navbar__overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: calc(var(--z-nav) - 1);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.navbar__overlay.visible {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* ──────────────────────────────────
   16. RESPONSIVE COMPLETO MULTIDISPOSITIVO
   ────────────────────────────────── */

/* ── Pantallas Grandes & Monitores (> 1200px) ── */
@media (min-width: 1200px) {
  .container { max-width: 1080px; }
  .hero__content { max-width: 1080px; }
}

/* ── Laptops & Tablets Landscape (901px - 1100px) ── */
@media (max-width: 1100px) {
  .project { gap: var(--sp-xl); }
}

/* ── Tablets & Laptops Pequeñas (<= 992px) ── */
@media (max-width: 992px) {
  .container { max-width: 780px; padding: 0 var(--sp-md); }
  
  .project {
    display: flex;
    flex-direction: column;
    gap: var(--sp-lg);
    padding: var(--sp-xl) 0;
  }
  
  /* 1. Primero la imagen / tarjeta del proyecto */
  .project__visual {
    order: 1 !important;
    width: 100%;
  }
  
  /* 2. Luego información, descripción, lenguajes y por último links */
  .project__info {
    order: 2 !important;
    width: 100%;
  }
  
  .project__mockup-browser {
    max-width: 580px;
    margin: 0 auto;
    width: 100%;
  }
  .project__mockup-screen {
    height: clamp(210px, 45vw, 280px);
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-xl);
  }
}

/* ── Tablets Portrait & Móviles Grandes (<= 768px) ── */
@media (max-width: 768px) {
  /* Entrada suave vertical en móviles para eliminar desbordamientos laterales */
  [data-anim="left"],
  [data-anim="right"],
  [data-anim="diag-l"],
  [data-anim="diag-r"] {
    transform: translateY(20px);
  }

  .container {
    padding: 0 1.25rem;
    width: 100%;
    max-width: 100%;
  }

  .navbar__container { justify-content: space-between; }
  .navbar__links {
    position: fixed;
    top: calc(var(--nav-h) + 8px);
    right: 1.25rem;
    left: auto;
    width: auto;
    min-width: 205px;
    max-width: 260px;
    background: rgba(14, 14, 24, 0.97);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 0.85rem 0.65rem;
    gap: 0.25rem;
    border-radius: var(--r-md);
    border: 1px solid var(--border-hov);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255,255,255,0.06);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.94);
    transform-origin: top right;
    transition: opacity 0.25s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
                visibility 0.25s ease;
    z-index: var(--z-nav);
    pointer-events: none;
  }
  .navbar__links.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }
  .navbar__link {
    font-size: 0.95rem;
    padding: 0.55rem 0.9rem;
    width: 100%;
    text-align: left;
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    transition: background var(--ease), color var(--ease);
  }
  .navbar__link::after { display: none; }
  .navbar__link:hover,
  .navbar__link.active {
    background: var(--accent-dim);
    color: var(--accent);
  }
  .navbar__hamburger { display: flex; }

  /* Hero */
  .hero {
    min-height: 85vh;
    padding: calc(var(--nav-h) + 2rem) 0 var(--sp-2xl);
  }
  .hero__greeting { font-size: clamp(1.05rem, 3.8vw, 1.25rem); }
  .hero__tagline { font-size: clamp(1.65rem, 6vw, 2.3rem); line-height: 1.2; letter-spacing: -0.02em; }
  .hero__rotating-line { font-size: clamp(1.1rem, 4.2vw, 1.5rem); }
  
  /* Secciones & Títulos */
  .section { padding: 2.8rem 0; width: 100%; overflow: hidden; }
  .section__title { font-size: clamp(1.75rem, 5.5vw, 2.35rem); margin-bottom: var(--sp-lg); }
  .about__body p,
  .skills__intro,
  .contact__intro { font-size: 1rem; line-height: 1.75; }

  /* Skills grid */
  .skills__grid { gap: 0.55rem; width: 100%; }
  .skill__tag { padding: 0.45rem 0.9rem; font-size: 0.82rem; }

  /* Work / Mockups */
  .project { width: 100%; }
  .project__name { font-size: 1.5rem; }
  .project__desc { font-size: 0.95rem; line-height: 1.7; }
  .project__techs { font-size: 1.35rem; gap: 0.5rem; }
  
  /* Touch screen: overlay siempre visible */
  .project__mockup-overlay {
    opacity: 1;
    transform: translateY(0);
  }

  /* Formulario */
  .contact__submit { width: 100%; justify-content: center; padding: 0.85rem; }
  
  /* Social links */
  .contact__social-link { padding: 0.75rem 1rem; width: 100%; }
  .contact__social-handle { font-size: 0.75rem !important; }
}

/* ── Smartphones Estándar (<= 576px) ── */
@media (max-width: 576px) {
  .container { padding: 0 1.25rem; }
  
  .hero__scroll { bottom: 1.5rem; }
  .hero__scroll-mouse { width: 20px; height: 32px; }
  
  .project { padding: 2rem 0; }
  .project__actions {
    flex-direction: column;
    width: 100%;
    gap: 0.65rem;
    position: relative;
    z-index: 10;
  }
  .project__btn {
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    pointer-events: auto !important;
    touch-action: manipulation;
  }
  
  .project__mockup-browser { border-radius: var(--r-sm); }
  .project__mockup-screen { height: clamp(190px, 48vw, 230px); }
  .project__mockup-bar { height: 32px; padding: 0 0.5rem; }
  .project__mockup-url { font-size: 0.62rem; padding: 1px 6px; }
  
  .contact__form { gap: 0.75rem; }
  .form__input { padding: 0.75rem 0.85rem; font-size: 0.95rem; }
  .form__textarea { min-height: 130px; }
  
  .back-to-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 40px; height: 40px;
    font-size: 1.1rem;
  }
}

/* ── Smartphones Pequeños / Pantallas Plegadas (<= 380px) ── */
@media (max-width: 380px) {
  .container { padding: 0 0.85rem; }
  
  .navbar__brand { font-size: 1.15rem; }
  .navbar__container { padding: 0 0.85rem; }
  
  .hero__tagline { font-size: 1.65rem; }
  .hero__rotating-line { font-size: 1.1rem; }
  
  .section__title { font-size: 1.5rem; }
  
  .skill__tag {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
    gap: 5px;
  }
  .skill__tag i { font-size: 0.95rem; }
  
  .project__name { font-size: 1.3rem; }
  .project__desc { font-size: 0.88rem; }
  .project__techs { font-size: 1.2rem; }
  .project__mockup-screen { height: 175px; }
  
  .contact__social-link {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  .contact__social-handle {
    margin-left: 0;
    width: 100%;
    padding-left: 2rem;
    font-size: 0.7rem !important;
  }
}

/* ── Optimizaciones para Dispositivos Táctiles ── */
@media (hover: none) and (pointer: coarse) {
  .cursor,
  .cursor-follower {
    display: none !important;
  }
  
  body, a, button, input, textarea, .project__btn, .contact__submit, .skill__tag, .contact__social-link {
    cursor: pointer !important;
  }
  
  .project__actions {
    position: relative;
    z-index: 10;
  }
  
  .project__btn {
    pointer-events: auto !important;
    touch-action: manipulation !important;
    -webkit-tap-highlight-color: rgba(124,106,255,0.2);
  }
  
  .project__mockup-browser {
    transform: none !important;
  }
  
  .navbar__link,
  .project__btn,
  .contact__submit,
  .contact__social-link,
  .navbar__hamburger {
    min-height: 44px;
    touch-action: manipulation;
  }
}

/* ──────────────────────────────────
   17. REDUCED MOTION
   ────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}