/* ============================================================
   HTTPSOLUTIONS — styles.css
   Autor: Tomas Mallo
   Orden: 1. Reset  2. Variables  3. Base / Tipografía global
   ============================================================ */


/* ============================================================
   1. RESET — basado en modern-normalize, sin dependencias
   ============================================================ */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

ul,
ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================================
   2. VARIABLES CSS
   ============================================================ */

:root {

  /* --- Colores base --- */
  --color-bg:           #0a0a0a;
  --color-bg-alt:       #111111;
  --color-bg-card:      #161616;
  --color-bg-nav:       rgba(10, 10, 10, 0.85);
  --color-surface:      #1a1a1a;

  /* --- Texto --- */
  --color-text-primary:   #f5f5f7;     /* blanco Apple */
  --color-text-secondary: #a1a1a6;     /* gris medio */
  --color-text-muted:     #6e6e73;     /* gris oscuro */

  /* --- Acento --- */
  --color-accent:         #6366f1;     /* indigo / violeta eléctrico */
  --color-accent-hover:   #818cf8;
  --color-accent-glow:    rgba(99, 102, 241, 0.25);

  /* --- Bordes --- */
  --color-border:         rgba(255, 255, 255, 0.08);
  --color-border-hover:   rgba(99, 102, 241, 0.5);

  /* --- Tipografía --- */
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --font-size-xs:     0.75rem;    /*  12px */
  --font-size-sm:     0.875rem;   /*  14px */
  --font-size-base:   1rem;       /*  16px */
  --font-size-md:     1.125rem;   /*  18px */
  --font-size-lg:     1.25rem;    /*  20px */
  --font-size-xl:     1.5rem;     /*  24px */
  --font-size-2xl:    2rem;       /*  32px */
  --font-size-3xl:    2.5rem;     /*  40px */
  --font-size-4xl:    3.5rem;     /*  56px */
  --font-size-5xl:    5rem;       /*  80px */
  --font-size-hero:   clamp(3rem, 8vw, 6rem);   /* fluido 48–96px */

  --font-weight-regular:  400;
  --font-weight-medium:   500;
  --font-weight-semibold: 600;
  --font-weight-bold:     700;

  --line-height-tight:  1.1;
  --line-height-snug:   1.3;
  --line-height-base:   1.6;
  --line-height-loose:  1.8;

  --letter-spacing-tight: -0.03em;
  --letter-spacing-base:  -0.01em;

  /* --- Espaciado --- */
  --space-1:    0.25rem;   /*  4px */
  --space-2:    0.5rem;    /*  8px */
  --space-3:    0.75rem;   /* 12px */
  --space-4:    1rem;      /* 16px */
  --space-5:    1.25rem;   /* 20px */
  --space-6:    1.5rem;    /* 24px */
  --space-8:    2rem;      /* 32px */
  --space-10:   2.5rem;    /* 40px */
  --space-12:   3rem;      /* 48px */
  --space-16:   4rem;      /* 64px */
  --space-20:   5rem;      /* 80px */
  --space-24:   6rem;      /* 96px */
  --space-32:   8rem;      /* 128px */

  /* --- Layout --- */
  --max-width-content:  1200px;
  --max-width-narrow:   780px;
  --max-width-wide:     1440px;

  --nav-height:   64px;
  --section-padding-y: clamp(5rem, 10vw, 9rem);

  /* --- Radios --- */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --radius-full: 9999px;

  /* --- Sombras --- */
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:    0 4px 20px rgba(0,0,0,0.5);
  --shadow-lg:    0 8px 40px rgba(0,0,0,0.6);
  --shadow-glow:  0 0 40px var(--color-accent-glow);

  /* --- Transiciones --- */
  --transition-fast:   150ms ease;
  --transition-base:   300ms ease;
  --transition-slow:   500ms ease;

  /* --- Breakpoints (para referencia en JS / comentarios) ---
     --bp-mobile:  480px
     --bp-tablet:  768px
     --bp-desktop: 1024px
     --bp-wide:    1280px
  ---------------------------------------------------------------- */
}


/* ============================================================
   3. BASE — body, tipografía global, helpers
   ============================================================ */

body {
  font-family:    var(--font-sans);
  font-size:      var(--font-size-base);
  font-weight:    var(--font-weight-regular);
  line-height:    var(--line-height-base);
  color:          var(--color-text-primary);
  background-color: var(--color-bg);
  letter-spacing: var(--letter-spacing-base);
}

/* --- Headings --- */
h1, h2, h3, h4, h5, h6 {
  font-weight:    var(--font-weight-bold);
  line-height:    var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color:          var(--color-text-primary);
}

h1 { font-size: var(--font-size-hero); }
h2 { font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl)); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

/* --- Párrafos y texto de apoyo --- */
p {
  color:       var(--color-text-secondary);
  line-height: var(--line-height-base);
  max-width:   65ch;
}

/* Párrafos dentro de contenedor centrado no necesitan max-width propio */
.text-center p {
  margin-inline: auto;
}

/* --- Labels de sección (eyebrow text — texto pequeño sobre el título) --- */
.section-eyebrow {
  display:         inline-block;
  font-size:       var(--font-size-sm);
  font-weight:     var(--font-weight-semibold);
  letter-spacing:  0.08em;
  text-transform:  uppercase;
  color:           var(--color-accent);
  margin-bottom:   var(--space-4);
}

/* --- Contenedor principal centrado --- */
.container {
  width:    100%;
  max-width: var(--max-width-content);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

/* --- Layout de sección genérico --- */
section {
  padding-block: var(--section-padding-y);
}

/* --- Separador visual de sección (borde sutil) --- */
.section-divider {
  height:     1px;
  background: var(--color-border);
  margin:     0;
  border:     none;
}

/* --- Texto resaltado con gradiente (acento) --- */
.text-gradient {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Links decorativos --- */
a.link-accent {
  color:      var(--color-accent);
  transition: color var(--transition-fast);
}

a.link-accent:hover {
  color: var(--color-accent-hover);
}

/* --- Botón primario --- */
.btn-primary {
  display:         inline-flex;
  align-items:     center;
  gap:             var(--space-2);
  padding:         var(--space-4) var(--space-8);
  background:      var(--color-accent);
  color:           #ffffff;
  font-size:       var(--font-size-base);
  font-weight:     var(--font-weight-semibold);
  border-radius:   var(--radius-full);
  transition:      background var(--transition-base),
                   box-shadow  var(--transition-base),
                   transform   var(--transition-base);
  white-space:     nowrap;
}

.btn-primary:hover {
  background:  var(--color-accent-hover);
  box-shadow:  var(--shadow-glow);
  transform:   translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

/* --- Botón secundario (outline) --- */
.btn-secondary {
  display:         inline-flex;
  align-items:     center;
  gap:             var(--space-2);
  padding:         calc(var(--space-4) - 2px) calc(var(--space-8) - 2px);
  background:      transparent;
  color:           var(--color-text-primary);
  font-size:       var(--font-size-base);
  font-weight:     var(--font-weight-semibold);
  border:          2px solid var(--color-border);
  border-radius:   var(--radius-full);
  transition:      border-color var(--transition-base),
                   color        var(--transition-base),
                   transform    var(--transition-base);
  white-space:     nowrap;
}

.btn-secondary:hover {
  border-color: var(--color-border-hover);
  color:        var(--color-accent-hover);
  transform:    translateY(-1px);
}

/* --- Helpers de alineación de texto --- */
.text-center  { text-align: center; }
.text-left    { text-align: left; }

/* --- Visualmente oculto (accesibilidad) --- */
.sr-only {
  position:   absolute;
  width:      1px;
  height:     1px;
  padding:    0;
  margin:     -1px;
  overflow:   hidden;
  clip:       rect(0, 0, 0, 0);
  white-space: nowrap;
  border:     0;
}


/* ============================================================
   4. ANIMACIONES DE SCROLL — clase base para Intersection Observer
   ============================================================ */

/* Estado inicial: invisible y ligeramente desplazado hacia abajo */
.reveal {
  opacity:    0;
  transform:  translateY(28px);
  transition: opacity  var(--transition-slow),
              transform var(--transition-slow);
}

/* Cuando el elemento entra al viewport, JS agrega .is-visible */
.reveal.is-visible {
  opacity:   1;
  transform: translateY(0);
}

/* Variante con delay para animar elementos en cascada */
.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 200ms; }
.reveal--delay-3 { transition-delay: 300ms; }
.reveal--delay-4 { transition-delay: 400ms; }


/* ============================================================
   5. SCROLLBAR — estilizada para consistencia en browsers
   ============================================================ */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background:    var(--color-surface);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}


/* ============================================================
   6. FOCUS VISIBLE — accesibilidad teclado
   ============================================================ */

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

:focus:not(:focus-visible) {
  outline: none;
}


/* ============================================================
   7. SELECCIÓN DE TEXTO
   ============================================================ */

::selection {
  background: var(--color-accent-glow);
  color:      var(--color-text-primary);
}


/* ============================================================
   8. RESPONSIVE — mobile-first
   Breakpoint principal: 768px (tablet / desktop)
   ============================================================ */

@media (max-width: 768px) {
  :root {
    --nav-height: 56px;
  }

  h1 { font-size: clamp(2.25rem, 10vw, 3.5rem); }
  h2 { font-size: clamp(1.75rem, 7vw, 2.5rem); }
  h3 { font-size: var(--font-size-xl); }

  .btn-primary,
  .btn-secondary {
    width:           100%;
    justify-content: center;
  }
}


/* ============================================================
   NAVBAR
   ============================================================ */

.navbar {
  position:   fixed;
  top:        0;
  left:       0;
  width:      100%;
  z-index:    100;
  height:     var(--nav-height);
  transition: background var(--transition-base),
              box-shadow  var(--transition-base);
}

/* Fondo blur cuando el usuario hace scroll */
.navbar.is-scrolled {
  background:  var(--color-bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow:  0 1px 0 var(--color-border);
}

.navbar__inner {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  height:          100%;
  gap:             var(--space-8);
}

/* Logo */
.navbar__logo {
  font-size:   var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color:       var(--color-text-primary);
  flex-shrink: 0;
}

.navbar__logo-accent {
  color: var(--color-accent);
}

/* Links de navegación desktop */
.navbar__nav {
  display: flex;
  flex: 1;
  justify-content: center;
}

.navbar__links {
  display:     flex;
  align-items: center;
  gap:         var(--space-8);
}

.navbar__link {
  font-size:   var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color:       var(--color-text-secondary);
  transition:  color var(--transition-fast);
  white-space: nowrap;
}

.navbar__link:hover {
  color: var(--color-text-primary);
}

/* Controles: toggle idioma + hamburger */
.navbar__controls {
  display:     flex;
  align-items: center;
  gap:         var(--space-4);
  flex-shrink: 0;
}

/* Toggle ES / EN */
.navbar__lang-toggle {
  display:     flex;
  align-items: center;
  gap:         var(--space-1);
  padding:     var(--space-2) var(--space-3);
  border:      1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size:   var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.05em;
  color:       var(--color-text-muted);
  transition:  border-color var(--transition-fast),
               color        var(--transition-fast);
}

.navbar__lang-toggle:hover {
  border-color: var(--color-border-hover);
  color:        var(--color-text-primary);
}

.navbar__lang-option {
  transition: color var(--transition-fast);
}

.navbar__lang-option.is-active {
  color: var(--color-accent);
}

.navbar__lang-sep {
  color: var(--color-border);
}

/* Hamburger */
.navbar__hamburger {
  display:        none;
  flex-direction: column;
  justify-content: center;
  gap:            5px;
  width:          36px;
  height:         36px;
  padding:        var(--space-2);
}

.navbar__hamburger-bar {
  display:       block;
  width:         100%;
  height:        2px;
  background:    var(--color-text-primary);
  border-radius: 2px;
  transition:    transform var(--transition-base),
                 opacity   var(--transition-base);
}

/* Menú mobile */
.navbar__mobile-menu {
  position:   fixed;
  top:        var(--nav-height);
  left:       0;
  width:      100%;
  height:     calc(100vh - var(--nav-height));
  background: var(--color-bg);
  padding:    var(--space-8) var(--space-6);
  transform:  translateX(-100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.navbar__mobile-menu.is-open {
  transform: translateX(0);
}

.navbar__mobile-links {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-2);
}

.navbar__mobile-link {
  display:      block;
  padding:      var(--space-4) var(--space-2);
  font-size:    var(--font-size-xl);
  font-weight:  var(--font-weight-semibold);
  color:        var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  transition:   color var(--transition-fast);
}

.navbar__mobile-link:hover {
  color: var(--color-text-primary);
}

@media (max-width: 768px) {
  .navbar__nav     { display: none; }
  .navbar__hamburger { display: flex; }
}


/* ============================================================
   HERO
   ============================================================ */

.hero {
  position:        relative;
  min-height:      100vh;
  display:         flex;
  align-items:     center;
  padding-block:   calc(var(--nav-height) + var(--space-20)) var(--space-24);
  overflow:        hidden;
}

/* Glow decorativo de fondo */
.hero__bg-glow {
  position:      absolute;
  top:           -20%;
  left:          50%;
  transform:     translateX(-50%);
  width:         900px;
  height:        600px;
  background:    radial-gradient(ellipse at center,
                   rgba(99, 102, 241, 0.12) 0%,
                   transparent 70%);
  pointer-events: none;
  z-index:       0;
}

.hero__content {
  position:       relative;
  z-index:        1;
  max-width:      var(--max-width-narrow);

  /* Estado inicial — animación de entrada */
  opacity:    0;
  transform:  translateY(32px);
  transition: opacity  0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* JS agrega .hero--visible para disparar la animación */
.hero__content.hero--visible {
  opacity:   1;
  transform: translateY(0);
}

.hero__eyebrow {
  margin-bottom: var(--space-6);
}

.hero__title {
  font-size:   var(--font-size-hero);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-6);
  color:       var(--color-text-primary);
  max-width:   16ch;
}

.hero__subtitle {
  font-size:    var(--font-size-lg);
  color:        var(--color-text-secondary);
  line-height:  var(--line-height-base);
  margin-bottom: var(--space-10);
  max-width:    48ch;
}

.hero__actions {
  display:     flex;
  align-items: center;
  gap:         var(--space-4);
  flex-wrap:   wrap;
}

/* Indicador de scroll */
.hero__scroll-indicator {
  position:  absolute;
  bottom:    var(--space-10);
  left:      50%;
  transform: translateX(-50%);
}

.hero__scroll-line {
  display:       block;
  width:         1px;
  height:        48px;
  background:    linear-gradient(to bottom,
                   var(--color-accent) 0%,
                   transparent 100%);
  animation:     scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1);   opacity: 0.7; }
  50%       { transform: scaleY(0.5); opacity: 0.2; }
}

@media (max-width: 768px) {
  .hero {
    min-height: 100svh;
    align-items: flex-end;
    padding-bottom: var(--space-16);
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__scroll-indicator { display: none; }
}


/* ============================================================
   SECTION HEADER — encabezado de sección reutilizable
   ============================================================ */

.section-header {
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-6);
}

.section-header p {
  font-size:     var(--font-size-lg);
  margin-inline: auto;
}


/* ============================================================
   SERVICIOS
   ============================================================ */

.services {
  background: var(--color-bg-alt);
}

.services__grid {
  display:               grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap:                   var(--space-4);
}

/* Card individual */
.service-card {
  background:    var(--color-bg-card);
  border:        1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding:       var(--space-8);
  transition:    border-color var(--transition-base),
                 transform    var(--transition-base),
                 box-shadow   var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform:    translateY(-4px);
  box-shadow:   var(--shadow-md);
}

.service-card__icon {
  display:         flex;
  align-items:     center;
  justify-content: center;
  width:           52px;
  height:          52px;
  background:      var(--color-accent-glow);
  border-radius:   var(--radius-md);
  color:           var(--color-accent);
  margin-bottom:   var(--space-6);
}

.service-card__title {
  font-size:     var(--font-size-lg);
  font-weight:   var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  letter-spacing: var(--letter-spacing-base);
}

.service-card__desc {
  font-size:    var(--font-size-sm);
  color:        var(--color-text-muted);
  line-height:  var(--line-height-base);
  max-width:    none;
}

@media (max-width: 768px) {
  .services__grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
}


/* ============================================================
   PROCESO
   ============================================================ */

.process__steps {
  display:        flex;
  flex-direction: column;
  gap:            0;
  max-width:      720px;
  margin-inline:  auto;
}

.process-step {
  display:     grid;
  grid-template-columns: 80px 1fr;
  gap:         var(--space-8);
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}

.process-step:last-child {
  border-bottom: none;
}

.process-step__num {
  font-size:   var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color:       var(--color-accent);
  opacity:     0.3;
  line-height: 1;
  letter-spacing: var(--letter-spacing-tight);
  padding-top: var(--space-1);
}

.process-step__title {
  font-size:     var(--font-size-xl);
  font-weight:   var(--font-weight-semibold);
  margin-bottom: var(--space-3);
}

.process-step__desc {
  font-size:   var(--font-size-base);
  color:       var(--color-text-secondary);
  max-width:   none;
}

@media (max-width: 768px) {
  .process-step {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    padding-block: var(--space-8);
  }

  .process-step__num {
    font-size: var(--font-size-2xl);
  }
}


/* ============================================================
   PROYECTOS
   ============================================================ */

.projects {
  background: var(--color-bg-alt);
}

.projects__grid {
  display:               grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap:                   var(--space-6);
}

/* Card de proyecto */
.project-card {
  background:    var(--color-bg-card);
  border:        1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow:      hidden;
  transition:    border-color var(--transition-base),
                 transform    var(--transition-base),
                 box-shadow   var(--transition-base);
}

.project-card:hover {
  border-color: var(--color-border-hover);
  transform:    translateY(-4px);
  box-shadow:   var(--shadow-lg);
}

/* Área de imagen / media */
.project-card__media {
  width:            100%;
  aspect-ratio:     16 / 9;
  overflow:         hidden;
  background:       var(--color-surface);
  position:         relative;
}

.project-card__media img {
  width:      100%;
  height:     100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__media img {
  transform: scale(1.03);
}

/* Placeholder cuando no hay imagen */
.project-card__placeholder {
  width:           100%;
  height:          100%;
  display:         flex;
  align-items:     center;
  justify-content: center;
  color:           var(--color-text-muted);
  background:      linear-gradient(135deg,
                     var(--color-surface) 0%,
                     var(--color-bg-card) 100%);
}

/* Contenido del card */
.project-card__body {
  padding: var(--space-8);
}

.project-card__tags {
  display:     flex;
  flex-wrap:   wrap;
  gap:         var(--space-2);
  margin-bottom: var(--space-4);
}

.project-tag {
  font-size:     var(--font-size-xs);
  font-weight:   var(--font-weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color:          var(--color-accent);
  background:     var(--color-accent-glow);
  padding:        var(--space-1) var(--space-3);
  border-radius:  var(--radius-full);
}

.project-card__title {
  font-size:     var(--font-size-xl);
  font-weight:   var(--font-weight-semibold);
  margin-bottom: var(--space-3);
}

.project-card__desc {
  font-size:     var(--font-size-sm);
  color:         var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width:     none;
}

.project-card__link {
  display:         inline-flex;
  align-items:     center;
  gap:             var(--space-2);
  font-size:       var(--font-size-sm);
  font-weight:     var(--font-weight-semibold);
  color:           var(--color-accent);
  transition:      color var(--transition-fast),
                   gap   var(--transition-fast);
}

.project-card__link:hover {
  color: var(--color-accent-hover);
  gap:   var(--space-3);
}

@media (max-width: 768px) {
  .projects__grid {
    grid-template-columns: 1fr;
  }
}


/* ============================================================
   SOBRE MÍ
   ============================================================ */

.about__inner {
  display:     grid;
  grid-template-columns: 1fr 420px;
  gap:         var(--space-20);
  align-items: center;
}

.about__text h2 {
  margin-bottom: var(--space-8);
}

.about__text p {
  margin-bottom: var(--space-6);
  font-size:     var(--font-size-md);
  max-width:     none;
}

.about__tags {
  display:       flex;
  flex-wrap:     wrap;
  gap:           var(--space-2);
  margin-bottom: var(--space-10);
  margin-top:    var(--space-2);
}

.about-tag {
  font-size:     var(--font-size-sm);
  font-weight:   var(--font-weight-medium);
  color:         var(--color-text-secondary);
  border:        1px solid var(--color-border);
  padding:       var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}

/* Contenedor del avatar */
.about__visual {
  display:         flex;
  align-items:     center;
  justify-content: center;
}

.about__avatar-placeholder {
  width:           100%;
  aspect-ratio:    1;
  max-width:       420px;
  background:      var(--color-bg-card);
  border:          1px solid var(--color-border);
  border-radius:   var(--radius-xl);
  display:         flex;
  align-items:     center;
  justify-content: center;
  color:           var(--color-text-muted);
  overflow:        hidden;
}

.about__avatar-placeholder img {
  width:      100%;
  height:     100%;
  object-fit: cover;
}

@media (max-width: 1024px) {
  .about__inner {
    grid-template-columns: 1fr 320px;
    gap: var(--space-12);
  }
}

@media (max-width: 768px) {
  .about__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  /* En mobile el visual va primero arriba */
  .about__visual {
    order: -1;
  }

  .about__avatar-placeholder {
    max-width: 240px;
    margin-inline: auto;
  }
}


/* ============================================================
   CONTACTO
   ============================================================ */

.contact {
  background: var(--color-bg-alt);
}

.contact__layout {
  display:     grid;
  grid-template-columns: 1fr 300px;
  gap:         var(--space-16);
  align-items: start;
}

/* Formulario */
.contact-form {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-6);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap:     var(--space-6);
}

.form-group {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-2);
}

.form-label {
  font-size:   var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color:       var(--color-text-secondary);
}

.form-required {
  color: var(--color-accent);
}

.form-input,
.form-select,
.form-textarea {
  background:    var(--color-bg-card);
  border:        1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding:       var(--space-4) var(--space-5);
  color:         var(--color-text-primary);
  font-size:     var(--font-size-base);
  transition:    border-color var(--transition-fast),
                 box-shadow   var(--transition-fast);
  width:         100%;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline:      none;
  border-color: var(--color-accent);
  box-shadow:   0 0 0 3px var(--color-accent-glow);
}

.form-input.has-error,
.form-textarea.has-error {
  border-color: #ef4444;
}

.form-select {
  cursor:             pointer;
  appearance:         none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236e6e73' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:  no-repeat;
  background-position: right var(--space-4) center;
  padding-right:      var(--space-10);
}

.form-select option {
  background: var(--color-bg-card);
  color:      var(--color-text-primary);
}

.form-textarea {
  resize:     vertical;
  min-height: 140px;
}

.form-error {
  font-size: var(--font-size-xs);
  color:     #ef4444;
  display:   none;
}

.form-error.is-visible {
  display: block;
}

/* Estado del formulario (éxito / error) */
.form-status {
  padding:       var(--space-5) var(--space-6);
  border-radius: var(--radius-md);
  font-size:     var(--font-size-sm);
  line-height:   var(--line-height-base);
}

.form-status--success {
  background: rgba(34, 197, 94, 0.1);
  border:     1px solid rgba(34, 197, 94, 0.3);
  color:      #86efac;
}

.form-status--error {
  background: rgba(239, 68, 68, 0.1);
  border:     1px solid rgba(239, 68, 68, 0.3);
  color:      #fca5a5;
}

/* Info de contacto directo */
.contact__info {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-4);
  padding-top:    var(--space-4);
}

.contact-info-item {
  display:       flex;
  align-items:   center;
  gap:           var(--space-4);
  padding:       var(--space-5) var(--space-6);
  background:    var(--color-bg-card);
  border:        1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition:    border-color var(--transition-base),
                 transform    var(--transition-fast);
}

.contact-info-item:hover {
  border-color: var(--color-border-hover);
  transform:    translateY(-2px);
}

.contact-info-item__icon {
  color:      var(--color-accent);
  flex-shrink: 0;
}

.contact-info-item__text {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-1);
}

.contact-info-item__label {
  font-size:   var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:       var(--color-text-muted);
}

.contact-info-item__value {
  font-size:   var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color:       var(--color-text-primary);
}

@media (max-width: 1024px) {
  .contact__layout {
    grid-template-columns: 1fr 260px;
    gap: var(--space-10);
  }
}

@media (max-width: 768px) {
  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  /* Info de contacto va debajo del formulario */
  .contact__info {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .contact-info-item {
    flex: 1;
    min-width: 200px;
  }
}


/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background:    var(--color-bg);
  border-top:    1px solid var(--color-border);
  padding-block: var(--space-16) var(--space-8);
}

.footer__inner {
  display:         flex;
  justify-content: space-between;
  align-items:     flex-start;
  gap:             var(--space-12);
  margin-bottom:   var(--space-12);
}

.footer__logo {
  font-size:   var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color:       var(--color-text-primary);
  display:     block;
  margin-bottom: var(--space-3);
}

.footer__tagline {
  font-size:  var(--font-size-sm);
  color:      var(--color-text-muted);
  max-width:  none;
}

.footer__nav-title {
  font-size:     var(--font-size-xs);
  font-weight:   var(--font-weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:         var(--color-text-muted);
  margin-bottom: var(--space-4);
  max-width:     none;
}

.footer__nav ul {
  display:        flex;
  flex-direction: column;
  gap:            var(--space-3);
}

.footer__link {
  font-size:  var(--font-size-sm);
  color:      var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text-primary);
}

.footer__bottom {
  border-top:  1px solid var(--color-border);
  padding-top: var(--space-8);
}

.footer__legal {
  font-size:  var(--font-size-xs);
  color:      var(--color-text-muted);
  max-width:  none;
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    gap: var(--space-8);
  }
}