/* ============================================================
   WorkApps — Design System
   Minimalista, tipografía clara, espaciado generoso.
   Prefijo .wa- para no chocar con el CSS legado.
   ============================================================ */

/* ---- Variables ---- */
:root {
  --wa-dark:      #070E1B;
  --wa-dark-2:    #0D1A30;
  --wa-text:      #111827;
  --wa-muted:     #6B7280;
  --wa-light:     #F9FAFB;
  --wa-border:    #E5E7EB;
  --wa-white:     #FFFFFF;
  --wa-accent:    #2563EB;
  --wa-accent-h:  #1D4ED8;
  --wa-green:     #166534;
  --wa-green-bg:  #F0FDF4;
  --wa-green-bd:  #BBF7D0;
  --wa-radius:    16px;
  --wa-radius-sm: 8px;
  --wa-shadow:    0 4px 24px rgba(0,0,0,.07);
  --wa-shadow-lg: 0 16px 48px rgba(0,0,0,.12);
  --wa-font:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --wa-max:       1100px;
  --wa-t:         .25s ease;
  --wa-header-h:  68px;
}

/* ---- Overrides globales ---- */
html { scroll-behavior: smooth; }
body {
  font-family: var(--wa-font);
  color: var(--wa-text);
  background: var(--wa-white);
  -webkit-font-smoothing: antialiased;
  padding-top: var(--wa-header-h);
  margin: 0;
}
*, *::before, *::after { box-sizing: border-box; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ---- Container ---- */
.wa-container {
  max-width: var(--wa-max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---- Secciones ---- */
.wa-section        { padding: 96px 0; }
.wa-section--alt   { background: var(--wa-light); }
.wa-section--dark  { background: var(--wa-dark); }

/* ---- Cabecera de sección ---- */
.wa-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}
.wa-section-header p {
  font-size: 18px;
  color: var(--wa-muted);
  line-height: 1.7;
  margin-top: 16px;
}

/* ---- Eyebrow ---- */
.wa-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--wa-accent);
  margin-bottom: 14px;
}
.wa-eyebrow--light { color: rgba(255,255,255,.55); }

/* ---- Tipografía ---- */
.wa-h1 {
  font-size: clamp(38px, 6vw, 70px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.025em;
}
.wa-h2 {
  font-size: clamp(28px, 4vw, 50px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
}
.wa-h3 {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.3;
}
.wa-lead {
  font-size: 19px;
  line-height: 1.7;
  color: var(--wa-muted);
  max-width: 580px;
}
.wa-lead--white { color: rgba(255,255,255,.65); }

/* ---- Botones ---- */
.wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-family: var(--wa-font);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--wa-t);
  white-space: nowrap;
}
.wa-btn--primary {
  background: var(--wa-accent);
  color: #fff;
}
.wa-btn--primary:hover {
  background: var(--wa-accent-h);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,99,235,.35);
  color: #fff;
}
.wa-btn--outline {
  background: transparent;
  color: rgba(255,255,255,.85);
  border: 1.5px solid rgba(255,255,255,.25);
}
.wa-btn--outline:hover {
  border-color: rgba(255,255,255,.6);
  color: #fff;
}
.wa-btn--outline-dark {
  background: transparent;
  color: var(--wa-text);
  border: 1.5px solid var(--wa-border);
}
.wa-btn--outline-dark:hover {
  border-color: var(--wa-accent);
  color: var(--wa-accent);
}
.wa-btn--lg { padding: 17px 36px; font-size: 16px; }

/* ============================================================
   HEADER
   ============================================================ */
.wa-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--wa-header-h);
  z-index: 900;
  transition: background var(--wa-t), box-shadow var(--wa-t);
}
.wa-header.wa-header--opaque {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--wa-border);
}
.wa-header__inner {
  height: 100%;
  max-width: var(--wa-max);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.wa-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  color: #fff;
  transition: color var(--wa-t);
}
.wa-logo__svg { height: 36px; width: auto; display: block; }
.wa-header.wa-header--opaque .wa-logo { color: var(--wa-text); }

.wa-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.wa-nav__link {
  font-size: 14px;
  font-weight: 500;
  padding: 8px 13px;
  border-radius: var(--wa-radius-sm);
  color: rgba(255,255,255,.8);
  transition: var(--wa-t);
}
.wa-nav__link:hover { color: #fff; background: rgba(255,255,255,.1); }
.wa-header.wa-header--opaque .wa-nav__link { color: var(--wa-muted); }
.wa-header.wa-header--opaque .wa-nav__link:hover { color: var(--wa-text); background: var(--wa-light); }

.wa-header__cta { margin-left: 8px; flex-shrink: 0; }

/* Mobile toggle */
.wa-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
}
.wa-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--wa-t);
}
.wa-header.wa-header--opaque .wa-menu-btn span { background: var(--wa-text); }

@media (max-width: 820px) {
  .wa-menu-btn { display: flex; }
  .wa-nav {
    display: none;
    position: fixed;
    top: var(--wa-header-h);
    left: 0; right: 0;
    background: var(--wa-white);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    box-shadow: var(--wa-shadow-lg);
    gap: 4px;
  }
  .wa-nav.wa-nav--open { display: flex; }
  .wa-nav__link { color: var(--wa-text) !important; background: transparent !important; padding: 12px 16px; }
  .wa-nav__link:hover { background: var(--wa-light) !important; }
  .wa-header__cta { display: none; }
}

/* ============================================================
   HERO
   ============================================================ */
.wa-hero {
  background: var(--wa-dark);
  min-height: 100vh;
  margin-top: calc(-1 * var(--wa-header-h));
  padding: calc(var(--wa-header-h) + 80px) 28px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
/* Glow decorativo */
.wa-hero::before {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(37,99,235,.22) 0%, transparent 65%);
  pointer-events: none;
}
.wa-hero::after {
  content: '';
  position: absolute;
  bottom: -10%; left: -5%;
  width: 40vw; height: 40vw;
  background: radial-gradient(circle, rgba(99,102,241,.14) 0%, transparent 65%);
  pointer-events: none;
}
.wa-hero__inner {
  max-width: var(--wa-max);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}
.wa-hero .wa-h1      { color: #fff; margin-bottom: 24px; }
.wa-hero .wa-lead    { margin-bottom: 40px; }
.wa-hero__actions    { display: flex; flex-wrap: wrap; gap: 14px; }
.wa-hero__trust {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 72px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,.08);
  flex-wrap: wrap;
  gap: 24px 0;
}
.wa-hero__trust-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 36px;
}
.wa-hero__trust-item:first-child { padding-left: 0; }
.wa-hero__trust-item strong {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.wa-hero__trust-item span {
  font-size: 12px;
  color: rgba(255,255,255,.45);
  line-height: 1.4;
  max-width: 140px;
}
.wa-hero__trust-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,.12);
  flex-shrink: 0;
}
@media (max-width: 600px) {
  .wa-hero__trust-divider { display: none; }
  .wa-hero__trust-item { padding: 0; width: 50%; }
}

/* ============================================================
   SECCIÓN PROBLEMA / SOLUCIÓN
   ============================================================ */
.wa-problem {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
@media (max-width: 768px) { .wa-problem { grid-template-columns: 1fr; gap: 40px; } }

.wa-problem__list { list-style: none; padding: 0; margin: 0; }
.wa-problem__item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--wa-border);
}
.wa-problem__item:last-child { border: none; }
.wa-problem__icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: #FEF3C7;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.wa-problem__copy h4 { font-size: 15px; font-weight: 600; margin: 0 0 4px; }
.wa-problem__copy p  { font-size: 14px; color: var(--wa-muted); line-height: 1.55; margin: 0; }

.wa-solution-card {
  background: linear-gradient(135deg, #EFF6FF 0%, #EEF2FF 100%);
  border: 1px solid #DBEAFE;
  border-radius: var(--wa-radius);
  padding: 40px;
}
.wa-solution-card .wa-eyebrow { margin-bottom: 20px; }
.wa-solution-card p {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.65;
  color: var(--wa-text);
  margin: 0;
}
.wa-solution-card strong { color: var(--wa-accent); font-weight: 700; }

/* ============================================================
   CÓMO FUNCIONA (3 pasos)
   ============================================================ */
.wa-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 56px;
}
@media (max-width: 768px) { .wa-steps { grid-template-columns: 1fr; } }
.wa-step {
  background: var(--wa-white);
  border: 1px solid var(--wa-border);
  border-radius: var(--wa-radius);
  padding: 36px 28px;
  transition: var(--wa-t);
  position: relative;
  display: flex;
  flex-direction: column;
}
.wa-step:hover {
  border-color: var(--wa-accent);
  box-shadow: var(--wa-shadow);
  transform: translateY(-4px);
}
.wa-step__num {
  width: 44px; height: 44px;
  background: var(--wa-accent);
  color: #fff;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.wa-step h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 0;
  min-height: 80px;
}
.wa-step p {
  font-size: 14px;
  color: var(--wa-muted);
  line-height: 1.65;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--wa-border);
}

/* ============================================================
   TECH STACK
   ============================================================ */
.wa-tech {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 768px) { .wa-tech { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .wa-tech { grid-template-columns: 1fr; } }
.wa-tech-card {
  background: var(--wa-white);
  border: 1px solid var(--wa-border);
  border-radius: var(--wa-radius);
  padding: 28px;
  transition: var(--wa-t);
}
.wa-tech-card:hover {
  border-color: var(--wa-accent);
  box-shadow: var(--wa-shadow);
  transform: translateY(-2px);
}
.wa-tech-card__dot {
  width: 10px; height: 10px;
  background: var(--wa-accent);
  border-radius: 50%;
  margin-bottom: 16px;
}
.wa-tech-card h4 { font-size: 16px; font-weight: 600; margin: 0 0 8px; }
.wa-tech-card p  { font-size: 14px; color: var(--wa-muted); line-height: 1.55; margin: 0; }

/* ============================================================
   STATS (fondo oscuro)
   ============================================================ */
.wa-stats { background: var(--wa-dark-2); padding: 80px 0; }
.wa-stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  text-align: center;
}
@media (max-width: 600px) { .wa-stats__grid { grid-template-columns: 1fr; } }
.wa-stat__num {
  font-size: clamp(52px, 8vw, 80px);
  font-weight: 700;
  color: #fff;
  line-height: 1;
  letter-spacing: -.03em;
}
.wa-stat__num .wa-stat__unit {
  font-size: .55em;
  vertical-align: super;
  color: var(--wa-accent);
}
.wa-stat__label {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-top: 10px;
}

/* ============================================================
   CLIENTES
   ============================================================ */
.wa-clients {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
@media (max-width: 768px) { .wa-clients { grid-template-columns: repeat(2, 1fr); gap: 16px; } }
@media (max-width: 480px) { .wa-clients { grid-template-columns: 1fr; } }

.wa-client-card {
  background: #fff;
  border: 1.5px solid var(--wa-border);
  border-radius: 16px;
  padding: 48px 32px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 180px;
  transition: var(--wa-t);
  text-align: center;
}
.wa-client-card:hover {
  border-color: var(--wa-accent);
  box-shadow: 0 12px 40px rgba(37,99,235,.12);
  transform: translateY(-6px);
}
.wa-client-card img {
  height: 80px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  transition: var(--wa-t);
}
.wa-client-card__img--sm {
  height: 52px !important;
}
.wa-client-card__sector {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--wa-muted);
}

/* ============================================================
   ALIANZA INTERNACIONAL
   ============================================================ */
.wa-partner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
@media (max-width: 768px) { .wa-partner-grid { grid-template-columns: 1fr; gap: 36px; } }
.wa-partner__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--wa-green-bg);
  border: 1px solid var(--wa-green-bd);
  border-radius: 100px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--wa-green);
  margin-bottom: 24px;
}
.wa-partner__badge::before { content: '🌍'; font-size: 16px; }
.wa-partner__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.wa-partner-visual {
  background: var(--wa-light);
  border: 1px solid var(--wa-border);
  border-radius: var(--wa-radius);
  padding: 48px 36px;
  text-align: center;
}
.wa-partner-visual img { margin: 0 auto 20px; max-width: 200px; opacity: .85; }
.wa-partner-visual__loc {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  color: var(--wa-muted);
  margin-top: 4px;
}
.wa-partner-visual__loc img { height: 18px; margin: 0; display: inline-block; }

/* ============================================================
   CONTACTO
   ============================================================ */
.wa-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
@media (max-width: 768px) { .wa-contact-grid { grid-template-columns: 1fr; gap: 40px; } }
.wa-contact__info h3 { margin-bottom: 8px; }
.wa-contact__info > p { font-size: 15px; color: var(--wa-muted); line-height: 1.6; margin-bottom: 32px; }
.wa-contact__item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.wa-contact__icon {
  width: 38px; height: 38px; flex-shrink: 0;
  background: var(--wa-light);
  border: 1px solid var(--wa-border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.wa-contact__text { font-size: 14px; line-height: 1.5; }
.wa-contact__text strong { display: block; font-weight: 600; margin-bottom: 2px; font-size: 13px; color: var(--wa-muted); text-transform: uppercase; letter-spacing: .06em; }
.wa-contact__text a { color: var(--wa-accent); font-size: 15px; }

/* Formulario */
.wa-form { display: flex; flex-direction: column; gap: 14px; }
.wa-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 480px) { .wa-form__row { grid-template-columns: 1fr; } }
.wa-input {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--wa-border);
  border-radius: var(--wa-radius-sm);
  font-family: var(--wa-font);
  font-size: 15px;
  color: var(--wa-text);
  background: var(--wa-white);
  outline: none;
  transition: border-color var(--wa-t);
}
.wa-input:focus { border-color: var(--wa-accent); }
.wa-input::placeholder { color: #9CA3AF; }
textarea.wa-input { resize: vertical; min-height: 110px; }
.wa-form__feedback {
  font-size: 14px;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: var(--wa-radius-sm);
}
.wa-form__feedback--ok  { background: var(--wa-green-bg); color: var(--wa-green); }
.wa-form__feedback--err { background: #FFF1F2; color: #9F1239; }

/* ============================================================
   FOOTER
   ============================================================ */
.wa-footer {
  background: var(--wa-dark);
  color: rgba(255,255,255,.55);
  padding: 64px 0 0;
}
.wa-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
@media (max-width: 768px) { .wa-footer__grid { grid-template-columns: 1fr; gap: 32px; } }
.wa-footer__brand p {
  font-size: 14px;
  line-height: 1.65;
  margin-top: 14px;
  max-width: 260px;
}
.wa-footer__col h5 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 16px;
}
.wa-footer__col a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,.55);
  margin-bottom: 10px;
  transition: color var(--wa-t);
}
.wa-footer__col a:hover { color: #fff; }
.wa-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 24px 0;
  font-size: 13px;
}
.wa-footer__bottom a { color: rgba(255,255,255,.4); }
.wa-footer__bottom a:hover { color: rgba(255,255,255,.8); }

/* Logo en footer */
.wa-footer .wa-logo { color: #fff; }

/* ============================================================
   UTILIDADES
   ============================================================ */
.wa-text-center { text-align: center; }
.wa-mt-sm { margin-top: 12px; }
.wa-mt-md { margin-top: 24px; }
.wa-mt-lg { margin-top: 40px; }
.wa-mb-sm { margin-bottom: 12px; }
.wa-c-white { color: #fff; }
.wa-c-accent { color: var(--wa-accent); }

/* ============================================================
   RESPONSIVE GENERAL
   ============================================================ */
@media (max-width: 480px) {
  .wa-section { padding: 64px 0; }
  .wa-hero { padding-top: calc(var(--wa-header-h) + 48px); }
  .wa-hero__actions { flex-direction: column; }
  .wa-btn--lg { width: 100%; justify-content: center; }
}

/* ============================================================
   NUESTROS PRODUCTOS — WorkStore
   ============================================================ */
.wa-product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-top: 56px;
}
.wa-product__badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--wa-accent);
  background: rgba(37,99,235,.08);
  border: 1px solid rgba(37,99,235,.18);
  border-radius: 20px;
  padding: 4px 14px;
  margin-bottom: 20px;
}
.wa-product__name {
  font-size: 36px;
  font-weight: 700;
  color: var(--wa-text);
  margin-bottom: 16px;
  line-height: 1.2;
}
.wa-product__lead {
  font-size: 16px;
  color: var(--wa-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}
.wa-product__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.wa-product__features li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.wa-product__feat-icon {
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 2px;
}
.wa-product__features strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--wa-text);
  margin-bottom: 4px;
}
.wa-product__features p {
  font-size: 14px;
  color: var(--wa-muted);
  line-height: 1.6;
  margin: 0;
}
.wa-product__gallery {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: sticky;
  top: calc(var(--wa-header-h) + 24px);
}
.wa-product__img--main {
  width: 70%;
  border-radius: var(--wa-radius);
  box-shadow: var(--wa-shadow-lg);
  border: 1px solid var(--wa-border);
}
.wa-product__img-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.wa-product__img-row img {
  width: 100%;
  border-radius: var(--wa-radius-sm);
  box-shadow: var(--wa-shadow);
  border: 1px solid var(--wa-border);
}
@media (max-width: 900px) {
  .wa-product { grid-template-columns: 1fr; }
  .wa-product__gallery { position: static; }
}