/* ==========================================================================
   NQT Solutions | No-quiero-trabajar™ Official Stylesheet
   Estética Sticker: Contornos marcados, sombras sólidas desplazadas, esquinas redondeadas
   Paleta oficial: "Atardecer Perezoso" (Cumplimiento WCAG 2.1 AA)
   Zero external dependencies. Pure vanilla CSS.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design System & CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Paleta oficial "Atardecer Perezoso" */
  --nqt-tinta:    #0B1B2E;  /* Texto, contornos, fondo oscuro */
  --nqt-naranja:  #F66903;  /* CTA principal, acento fuerte */
  --nqt-ambar:    #F8A010;  /* Acentos secundarios */
  --nqt-sol:      #FCDC64;  /* Resaltados puntuales */
  --nqt-crema:    #F8F3E2;  /* Fondo claro por defecto */
  --nqt-turquesa: #077AA5;  /* Enlaces base, detalles marinos */
  --nqt-enlace:   #065E7E;  /* Turquesa accesibilidad (6.50:1 sobre crema) */
  --nqt-bruma:    #AFDBEB;  /* Fondos suaves, separadores */
  --nqt-palma:    #4C721D;  /* Acento verde (uso escaso) */

  /* Colores semánticos en modo claro */
  --bg-page:          var(--nqt-crema);
  --bg-card:          #FFFFFF;
  --bg-card-alt:      var(--nqt-bruma);
  --text-main:        var(--nqt-tinta);
  --text-muted:       #3A4D62;
  --text-link:        var(--nqt-enlace);
  --text-link-hover: var(--nqt-tinta);
  --border-color:     var(--nqt-tinta);
  --shadow-color:     var(--nqt-tinta);
  --focus-ring:       var(--nqt-tinta);

  /* Tipografía */
  --font-display:  ui-rounded, "Segoe UI Rounded", "Hiragino Maru Gothic ProN", Quicksand, Comfortaa, system-ui, -apple-system, sans-serif;
  --font-body:     system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;

  /* Escala tipográfica fluida con clamp() */
  --font-xs:       clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-sm:       clamp(0.875rem, 0.82rem + 0.3vw, 1rem);
  --font-base:     clamp(1rem, 0.95rem + 0.4vw, 1.125rem);
  --font-md:       clamp(1.125rem, 1.05rem + 0.5vw, 1.35rem);
  --font-lg:       clamp(1.35rem, 1.2rem + 0.8vw, 1.75rem);
  --font-xl:       clamp(1.75rem, 1.4rem + 1.4vw, 2.35rem);
  --font-2xl:      clamp(2.25rem, 1.8rem + 2.2vw, 3.5rem);

  /* Espaciado */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;

  /* Estética Sticker */
  --border-width: 2.5px;
  --radius-sm:    10px;
  --radius-md:    18px;
  --radius-lg:    28px;
  --radius-pill:  999px;
  --shadow-solid: 4px 4px 0px var(--shadow-color);
  --shadow-solid-lg: 6px 6px 0px var(--shadow-color);
  --shadow-hover: 7px 7px 0px var(--shadow-color);

  /* Layout */
  --max-width-content: 1120px;
  --max-width-text:    72ch;
  --header-height:     76px;
  --transition-speed:  0.2s;
}

/* --------------------------------------------------------------------------
   2. Dark Mode Support (prefers-color-scheme)
   -------------------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-page:          var(--nqt-tinta);
    --bg-card:          #13263E;
    --bg-card-alt:      #1C3452;
    --text-main:        var(--nqt-crema);
    --text-muted:       var(--nqt-bruma);
    --text-link:        var(--nqt-bruma);   /* 11.69:1 sobre tinta */
    --text-link-hover:  var(--nqt-naranja); /* 5.73:1 sobre tinta */
    --border-color:     var(--nqt-bruma);
    --shadow-color:     #000000;
    --focus-ring:       var(--nqt-sol);
  }
}

/* --------------------------------------------------------------------------
   3. Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: var(--font-base);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Accesibilidad Focus */
:focus-visible {
  outline: 3.5px solid var(--focus-ring);
  outline-offset: 4px;
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--nqt-tinta);
  color: var(--nqt-crema);
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  border: var(--border-width) solid var(--nqt-crema);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-solid);
  z-index: 9999;
  text-decoration: none;
  transition: top var(--transition-speed) ease;
}

.skip-link:focus {
  top: 1rem;
}

/* --------------------------------------------------------------------------
   4. Typography & Common Elements
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  font-weight: 800;
  color: var(--text-main);
}

h1 { font-size: var(--font-2xl); }
h2 { font-size: var(--font-xl); }
h3 { font-size: var(--font-lg); }
h4 { font-size: var(--font-md); }

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--text-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: color var(--transition-speed) ease;
}

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

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

.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-sm);
  padding-right: var(--space-sm);
}

/* Sticker badge component */
.sticker-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
  font-family: var(--font-display);
  font-size: var(--font-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.75rem;
  white-space: nowrap;
  max-width: 100%;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-pill);
  box-shadow: 2px 2px 0px var(--shadow-color);
  margin-bottom: 1rem;
}

.sticker-badge.turquesa {
  background-color: var(--nqt-bruma);
  color: var(--nqt-tinta);
}

.sticker-badge.naranja {
  background-color: var(--nqt-naranja);
  color: var(--nqt-tinta);
}

/* --------------------------------------------------------------------------
   5. Buttons (Sticker Style - WCAG 2.1 AA Compliant)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: var(--font-sm);
  font-weight: 800;
  text-decoration: none;
  padding: 0.85rem 1.6rem;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-solid);
  cursor: pointer;
  transition: transform var(--transition-speed) cubic-bezier(0.175, 0.885, 0.32, 1.275),
              box-shadow var(--transition-speed) ease,
              background-color var(--transition-speed) ease;
  user-select: none;
}

.btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.btn-primary {
  background-color: var(--nqt-naranja);
  color: var(--nqt-tinta);
}

.btn-primary:hover {
  background-color: var(--nqt-ambar);
  color: var(--nqt-tinta);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.btn-secondary:hover {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
}

.btn-disabled {
  background-color: var(--nqt-bruma);
  color: var(--nqt-tinta);
  border-style: dashed;
  box-shadow: none;
  cursor: default;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   6. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--bg-page);
  border-bottom: var(--border-width) solid var(--border-color);
  padding: 0.75rem 0;
  transition: background-color var(--transition-speed) ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--font-md);
}

.brand-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  filter: drop-shadow(2px 2px 0px var(--border-color));
}

.brand-name {
  white-space: nowrap;
}

.brand-tag {
  font-size: 0.7em;
  vertical-align: super;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-desktop a {
  color: var(--text-main);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--font-sm);
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

.nav-desktop a:hover {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
}

.menu-toggle {
  display: none;
  background: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  box-shadow: var(--shadow-solid);
  cursor: pointer;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1;
}

.menu-toggle:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--shadow-color);
}

.nav-mobile-overlay {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-page);
  border-top: var(--border-width) solid var(--border-color);
  padding: 2rem var(--space-md);
  flex-direction: column;
  gap: 1.5rem;
  z-index: 999;
  overflow-y: auto;
}

.nav-mobile-overlay.is-open {
  display: flex;
}

.nav-mobile-overlay a {
  font-family: var(--font-display);
  font-size: var(--font-lg);
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  padding: 0.75rem 1rem;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-card);
  box-shadow: var(--shadow-solid);
}

.nav-mobile-overlay a:hover {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
}

/* Responsive menu trigger */
@media (max-width: 820px) {
  .nav-desktop { display: none; }
  .menu-toggle { display: block; }
}

/* --------------------------------------------------------------------------
   7. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-logo {
  width: clamp(260px, 32vw, 380px);
  height: auto;
  margin-bottom: var(--space-md);
  filter: drop-shadow(6px 6px 0px var(--nqt-tinta));
  border-radius: var(--radius-lg);
  object-fit: contain;
  transition: transform var(--transition-speed) ease;
}

.hero-logo:hover {
  transform: scale(1.03) rotate(-1deg);
}

.hero-title {
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--font-md);
  color: var(--text-muted);
  max-width: 65ch;
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   8. Manifiesto Section
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-xl) 0;
  border-top: var(--border-width) solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-lg);
}

.section-title {
  margin-bottom: 0.75rem;
}

.section-description {
  color: var(--text-muted);
  font-size: var(--font-md);
}

.manifesto-grid,
.lines-grid,
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: 1.75rem;
}

.manifesto-card {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-solid-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-speed) ease;
}

.manifesto-card:hover {
  transform: translateY(-4px);
}

.manifesto-number {
  font-family: var(--font-display);
  font-size: var(--font-lg);
  font-weight: 900;
  color: var(--nqt-naranja);
  margin-bottom: 0.5rem;
}

.manifesto-card h3 {
  margin-bottom: 0.75rem;
}

.manifesto-card p {
  color: var(--text-muted);
  font-size: var(--font-sm);
}

/* --------------------------------------------------------------------------
   9. "Lo que sale de aquí" — Work Lines Section
   -------------------------------------------------------------------------- */
.line-card {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-solid-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: transform var(--transition-speed) ease;
}

.line-card:hover {
  transform: translateY(-4px);
}

.line-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.line-status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: var(--font-xs);
  font-weight: 800;
  white-space: nowrap;
}

.status-active {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
}

.status-wip {
  background-color: var(--nqt-bruma);
  color: var(--nqt-tinta);
}

.status-future {
  background-color: transparent;
  color: var(--text-muted);
  border-style: dashed;
}

.line-card h3 {
  font-size: var(--font-lg);
  margin-bottom: 0.75rem;
}

.line-card p {
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  font-size: var(--font-base);
}

.line-card-footer {
  margin-top: auto;
}

.line-card-open {
  border-style: dashed;
  background-color: var(--bg-card-alt);
}

/* --------------------------------------------------------------------------
   10. Cómo Funciona Section
   -------------------------------------------------------------------------- */
.step-card {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-solid);
  position: relative;
}

.step-badge {
  width: 44px;
  height: 44px;
  background-color: var(--nqt-sol);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--font-md);
  margin-bottom: 1.25rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
}

/* --------------------------------------------------------------------------
   11. FAQ Accordions (<details> / <summary>)
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-solid);
  overflow: hidden;
  transition: box-shadow var(--transition-speed) ease;
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-size: var(--font-md);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--nqt-naranja);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-summary::after {
  content: "−";
  transform: rotate(180deg);
}

.faq-item[open] .faq-summary {
  border-bottom: var(--border-width) dashed var(--border-color);
  background-color: var(--bg-card-alt);
}

.faq-content {
  padding: 1.25rem 1.5rem;
  color: var(--text-muted);
  font-size: var(--font-base);
}

/* --------------------------------------------------------------------------
   12. Contact Box Section
   -------------------------------------------------------------------------- */
.contact-card {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-solid-lg);
  max-width: 820px;
  margin: 0 auto;
}

.contact-card h2 {
  color: var(--nqt-tinta);
  margin-bottom: 0.75rem;
}

.contact-card p {
  color: var(--nqt-tinta);
  max-width: 55ch;
  margin: 0 auto 1.75rem;
  font-size: var(--font-md);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-page);
  border-top: var(--border-width) solid var(--border-color);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--font-md);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-main);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: var(--font-sm);
  font-weight: 700;
}

.footer-links a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

.footer-legal-notice {
  font-size: var(--font-xs);
  color: var(--text-muted);
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   14. Legal Pages Layout
   -------------------------------------------------------------------------- */
.legal-page-header {
  padding: var(--space-lg) 0 var(--space-md);
  border-bottom: var(--border-width) solid var(--border-color);
  margin-bottom: var(--space-lg);
}

.legal-container {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-xl);
}

.legal-meta {
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-top: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
}

.legal-toc {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-solid);
  margin-bottom: var(--space-lg);
}

.legal-toc h2 {
  font-size: var(--font-md);
  margin-bottom: 0.75rem;
}

.legal-toc ol {
  padding-left: 1.25rem;
}

.legal-toc li {
  margin-bottom: 0.35rem;
  font-size: var(--font-sm);
}

.legal-content section {
  margin-bottom: 2.25rem;
}

.legal-content h2 {
  font-size: var(--font-lg);
  margin-bottom: 0.75rem;
  padding-top: 0.75rem;
}

.legal-content h3 {
  font-size: var(--font-md);
  margin: 1.25rem 0 0.5rem;
}

.legal-content ul, .legal-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content li {
  margin-bottom: 0.35rem;
}

.legal-warning-banner {
  background-color: var(--nqt-sol);
  color: var(--nqt-tinta);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-size: var(--font-xs);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* --------------------------------------------------------------------------
   15. Accessibility & Motion Preferences
   -------------------------------------------------------------------------- */
@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;
  }
}