/* ═══════════════════════════════════════════════════════════
   ISIKOM — Design System v3 (Marketing OS edition)
   Colors: Midnight #0A0F1E · Deep Blue #0E3A73 · Teal #00C9A7
   Fonts:  Geist (display) · Plus Jakarta Sans (body) · Geist Mono
   Style:  Modern sans-only, no italics, emphasis via color + weight
   ═══════════════════════════════════════════════════════════ */

:root {
  --midnight: #0A0F1E;
  --deepblue: #0E3A73;
  --teal: #00C9A7;
  --teal-soft: #00E5BF;
  --teal-dark: #00A88A;
  --warm: #F7F6F2;
  --carbon: #1C1C2E;
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

html { scroll-behavior: smooth; }
body { font-feature-settings: "ss01", "ss02", "cv11"; }

/* Display headings — Geist with tight tracking, zero italics */
.font-display {
  font-family: 'Geist', system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: -0.035em;
  font-style: normal !important;
}
.font-display strong, .font-display b { font-weight: 700; }

/* Explicitly prevent any italic emphasis anywhere in display text */
em, i.emphasis { font-style: normal; }

img, video { max-width: 100%; height: auto; }

/* ──────────────── NAVIGATION ──────────────── */
#main-nav {
  background: transparent;
  backdrop-filter: blur(0);
}
#main-nav.scrolled {
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
#main-nav .nav-logo { filter: brightness(0) invert(1); transition: transform .3s; }
#main-nav.scrolled .nav-logo { filter: brightness(0) invert(1); }
#main-nav .nav-logo:hover { transform: scale(1.05); }
#main-nav .nav-tagline { color: rgba(255,255,255,.5); }
#main-nav .nav-links a { color: rgba(255,255,255,.85); }
#main-nav .nav-links a:hover { color: var(--teal); }
#main-nav .nav-burger { color: #fff; }

/* ──────────────── BUTTONS ──────────────── */
.btn-teal {
  background: var(--teal);
  color: var(--midnight);
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.btn-teal:hover {
  background: var(--teal-soft);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 201, 167, 0.35);
}
.btn-teal::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.4) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform .6s;
}
.btn-teal:hover::after { transform: translateX(100%); }

.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.3);
  transition: all .3s ease;
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-2px);
}

/* ──────────────── HERO ──────────────── */
.hero-section { min-height: 85vh; }

.mesh-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(0, 201, 167, 0.18), transparent 60%),
    radial-gradient(ellipse 70% 50% at 80% 70%, rgba(14, 58, 115, 0.5), transparent 60%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(0, 229, 191, 0.1), transparent 70%);
  animation: mesh-float 18s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes mesh-float {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(2%, -3%) scale(1.08); }
  100% { transform: translate(-3%, 2%) scale(1.02); }
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  pointer-events: none;
}

.gradient-text-teal {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-soft) 50%, #7FFFD4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ──────────────── EYEBROWS / LABELS ──────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: 'Space Grotesk', monospace;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--teal-dark);
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--teal-dark);
}
.eyebrow-teal {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: 'Space Grotesk', monospace;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--teal);
}
.eyebrow-teal::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--teal);
}

/* ──────────────── MARQUEE ──────────────── */
.marquee {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.marquee-track {
  display: flex;
  gap: 4rem;
  width: max-content;
  animation: marquee-scroll 45s linear infinite;
}
.marquee-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2rem;
  /* Contenedor de tamaño fijo → normaliza logos con viewBoxes que traen
     mucho padding interno (ej. prosales) y los que son casi cuadrados (ej. oph).
     Todos ocupan el mismo espacio visible. */
  width: 200px;
  height: 100px;
}
.marquee-item img {
  /* Base común: rellenar contenedor respetando aspect ratio */
  width: 100%;
  height: 100%;
  max-height: 88px;
  object-fit: contain;
  opacity: .85;
  transition: opacity .3s, transform .3s;
}
/* SVG "sucios" (PNG embebido con fondo blanco): necesitan normalización
   a blanco monocromo vía filtros + screen blend. */
.marquee-item img[src$=".svg"] {
  filter: grayscale(1) invert(1) brightness(1.4) contrast(1.3);
  mix-blend-mode: screen;
}
/* PNG limpios (ya son blanco-sobre-transparente): no filtros, solo opacidad. */
.marquee-item img[src$=".png"] {
  filter: none;
  mix-blend-mode: normal;
}
.marquee, .marquee-track, .marquee-item {
  /* Aislar el contexto de mezcla para que el blend solo afecte dentro de la
     sección (evita que el screen "sangre" hacia elementos vecinos).
     También fuerza un fondo oscuro de referencia para el screen blend. */
  isolation: isolate;
  background: transparent;
}
@media (min-width: 768px) {
  .marquee-item { width: 240px; height: 120px; padding: 0 2.5rem; }
  .marquee-item img { max-height: 108px; }
}
.marquee-item:hover img {
  opacity: 1;
  transform: scale(1.08);
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ──────────────── IA SECTION ──────────────── */
.ia-cell {
  background: var(--midnight);
  padding: 3rem 2.5rem;
  transition: background .3s;
  position: relative;
}
.ia-cell:hover { background: rgba(14, 58, 115, 0.3); }
.ia-icon {
  width: 3rem; height: 3rem;
  border-radius: .75rem;
  background: rgba(0, 201, 167, 0.1);
  border: 1px solid rgba(0, 201, 167, 0.3);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

/* ──────────────── SERVICE CARDS ──────────────── */
.service-card {
  background: #fff;
  border-radius: 1rem;
  padding: 2rem;
  transition: all .4s ease;
  border: 1px solid rgba(28, 28, 46, 0.06);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--teal);
  transition: width .4s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(10, 15, 30, 0.15);
  border-color: rgba(0, 201, 167, 0.3);
}
.service-card:hover::before { width: 100%; }

.service-icon {
  width: 3rem; height: 3rem;
  border-radius: .75rem;
  background: rgba(0, 201, 167, 0.1);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all .3s;
}
.service-card:hover .service-icon {
  background: var(--teal);
  color: var(--midnight);
  transform: scale(1.1) rotate(-5deg);
}

/* ──────────────── STATS ──────────────── */
.stat-cell {
  background: #fff;
  padding: 3rem 2rem;
  transition: background .3s;
}
.stat-cell:hover { background: var(--warm); }

/* ──────────────── SOLUTIONS ──────────────── */
.solution-card {
  background: #fff;
  border-radius: 1.5rem;
  padding: 2.5rem;
  transition: all .4s ease;
  border: 1px solid rgba(28, 28, 46, 0.06);
  position: relative;
}
.solution-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(10, 15, 30, 0.15);
}
.solution-icon {
  width: 4rem; height: 4rem;
  border-radius: 1rem;
  background: rgba(0, 201, 167, 0.1);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.solution-cta {
  display: inline-flex;
  align-items: center;
  color: var(--teal-dark);
  font-weight: 600;
  font-size: .9rem;
  transition: gap .3s;
}
.solution-cta:hover { color: var(--teal); }
.solution-cta:hover i { transform: translateX(4px); }
.solution-cta i { transition: transform .3s; }

.solution-featured {
  background: linear-gradient(135deg, var(--midnight) 0%, var(--deepblue) 100%);
  border: 1px solid rgba(0, 201, 167, 0.3);
  position: relative;
  overflow: hidden;
}
.solution-featured::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 60%; height: 200%;
  background: radial-gradient(circle, rgba(0, 201, 167, 0.15), transparent 70%);
  pointer-events: none;
}
.featured-badge {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  background: var(--teal);
  color: var(--midnight);
  padding: .35rem .9rem;
  border-radius: 2rem;
  font-family: 'Space Grotesk', monospace;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.solution-icon-featured {
  width: 4rem; height: 4rem;
  border-radius: 1rem;
  background: var(--teal);
  color: var(--midnight);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.solution-cta-featured {
  display: inline-flex;
  align-items: center;
  color: var(--teal);
  font-weight: 600;
  font-size: .9rem;
  transition: gap .3s;
}
.solution-cta-featured:hover i { transform: translateX(4px); }
.solution-cta-featured i { transition: transform .3s; }

/* ──────────────── TESTIMONIALS ──────────────── */
.testimonial-card {
  background: var(--warm);
  border-radius: 1.5rem;
  padding: 2.5rem;
  transition: all .4s ease;
  border: 1px solid transparent;
}
.testimonial-card:hover {
  background: #fff;
  border-color: rgba(0, 201, 167, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(10, 15, 30, 0.12);
}

/* ──────────────── FAQ ──────────────── */
.faq-item {
  background: #fff;
  border: 1px solid rgba(28, 28, 46, 0.08);
  border-radius: 1rem;
  overflow: hidden;
  transition: all .3s ease;
}
.faq-item.active {
  border-color: var(--teal);
  box-shadow: 0 8px 24px -12px rgba(0, 201, 167, 0.25);
}
.faq-question {
  width: 100%;
  padding: 1.5rem 1.75rem;
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  text-align: left;
  transition: background .2s;
}
.faq-question:hover { background: rgba(0, 201, 167, 0.03); }
.faq-plus {
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: rgba(0, 201, 167, 0.1);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  flex-shrink: 0;
  transition: all .3s;
}
.faq-item.active .faq-plus {
  background: var(--teal);
  color: var(--midnight);
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ──────────────── CONTACT ──────────────── */
.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: .75rem;
  transition: background .3s;
}
.contact-link:hover { background: rgba(255, 255, 255, 0.05); }
.contact-icon {
  width: 3rem; height: 3rem;
  border-radius: .75rem;
  background: rgba(0, 201, 167, 0.12);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  border: 1px solid rgba(0, 201, 167, 0.2);
}

.contact-form-wrap {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.5rem;
  padding: 2.5rem;
}

/* Floating labels */
.float-field { position: relative; }
.float-input {
  width: 100%;
  padding: 1.25rem 1rem .5rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: .75rem;
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: all .3s;
}
.float-input:focus {
  outline: none;
  border-color: var(--teal);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 3px rgba(0, 201, 167, 0.15);
}
.float-label {
  position: absolute;
  left: 1rem;
  top: 1rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 1rem;
  pointer-events: none;
  transition: all .2s ease;
  font-weight: 400;
}
.float-input:focus ~ .float-label,
.float-input:not(:placeholder-shown) ~ .float-label {
  top: .35rem;
  font-size: .7rem;
  color: var(--teal);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.float-textarea { padding-top: 1.5rem; resize: vertical; min-height: 120px; }
.float-select {
  padding-top: 1.5rem;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2300C9A7' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}
.float-select option { background: var(--midnight); color: #fff; }

/* ──────────────── FOOTER ──────────────── */
.social-icon {
  width: 2.25rem; height: 2.25rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  transition: all .3s;
}
.social-icon:hover {
  background: var(--teal);
  color: var(--midnight);
  border-color: var(--teal);
  transform: translateY(-2px);
}

/* ──────────────── WHATSAPP FLOAT ──────────────── */
.whatsapp-float {
  animation: float 3s ease-in-out infinite;
  box-shadow: 0 10px 30px rgba(0, 201, 167, 0.4);
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
.whatsapp-float:hover { animation: none; }

/* ──────────────── COUNTERS / REVEAL ──────────────── */
[data-counter] {
  font-variant-numeric: tabular-nums;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ──────────────── SCROLLBAR ──────────────── */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--warm); }
::-webkit-scrollbar-thumb {
  background: var(--midnight);
  border-radius: 5px;
  border: 2px solid var(--warm);
}
::-webkit-scrollbar-thumb:hover { background: var(--teal-dark); }

/* ──────────────── FOCUS STATES ──────────────── */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ──────────────── LOADING SPINNER ──────────────── */
@keyframes spin { to { transform: rotate(360deg); } }
.fa-spinner { animation: spin 1s linear infinite; }

/* ──────────────── MARKETING OS · Problems ──────────────── */
.os-problem {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1rem;
  padding: 1.75rem;
  transition: all .3s ease;
  position: relative;
}
.os-problem:hover {
  background: rgba(0, 201, 167, 0.05);
  border-color: rgba(0, 201, 167, 0.25);
  transform: translateY(-2px);
}
.os-problem-num {
  font-family: 'Geist Mono', monospace;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .15em;
  color: var(--teal);
  margin-bottom: 1rem;
}

/* ──────────────── Regla de oro ──────────────── */
.os-golden-rule {
  background: linear-gradient(135deg, rgba(0, 201, 167, 0.08) 0%, rgba(14, 58, 115, 0.15) 100%);
  border: 1px solid rgba(0, 201, 167, 0.25);
  border-radius: 1.25rem;
  padding: 2rem 2.25rem;
  backdrop-filter: blur(8px);
}

/* ──────────────── Nueva Era · Trend cards ──────────────── */
.trend-card {
  background: #fff;
  border: 1px solid rgba(28, 28, 46, 0.06);
  border-radius: 1.25rem;
  padding: 2rem;
  transition: all .4s ease;
  position: relative;
  overflow: hidden;
}
.trend-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 201, 167, 0.3);
  box-shadow: 0 20px 40px -20px rgba(10, 15, 30, 0.12);
}
.trend-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 201, 167, 0), rgba(0, 201, 167, 0));
  transition: background .4s ease;
  pointer-events: none;
}
.trend-card:hover::after {
  background: linear-gradient(135deg, rgba(0, 201, 167, 0.3), rgba(0, 201, 167, 0));
}
.trend-num {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  font-family: 'Geist Mono', monospace;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: rgba(28, 28, 46, 0.3);
}
.trend-icon {
  width: 2.75rem; height: 2.75rem;
  border-radius: .625rem;
  background: rgba(0, 201, 167, 0.1);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  transition: all .3s;
}
.trend-card:hover .trend-icon {
  background: var(--teal);
  color: var(--midnight);
}
.trend-card-featured {
  background: linear-gradient(135deg, var(--midnight) 0%, var(--deepblue) 100%);
  border: 1px solid rgba(0, 201, 167, 0.3);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.trend-card-featured::before {
  content: '';
  position: absolute;
  top: -30%; right: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0, 201, 167, 0.2), transparent 70%);
  pointer-events: none;
}
.trend-card-featured .trend-num { color: rgba(255, 255, 255, 0.4); }
.trend-icon-featured {
  width: 3rem; height: 3rem;
  border-radius: .75rem;
  background: var(--teal);
  color: var(--midnight);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  position: relative;
  z-index: 1;
}

/* ──────────────── ISIKOM Flow diagram ──────────────── */
.flow-diagram {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.5rem;
  padding: 2rem;
  backdrop-filter: blur(8px);
}
.flow-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: .875rem;
  transition: all .3s ease;
}
.flow-step:hover {
  background: rgba(0, 201, 167, 0.06);
  border-color: rgba(0, 201, 167, 0.25);
  transform: translateX(4px);
}
.flow-num {
  width: 2.25rem; height: 2.25rem;
  border-radius: 50%;
  background: rgba(0, 201, 167, 0.12);
  color: var(--teal);
  border: 1px solid rgba(0, 201, 167, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Geist Mono', monospace;
  font-weight: 600;
  font-size: .85rem;
  flex-shrink: 0;
}
.flow-connector {
  width: 1px;
  height: 1.25rem;
  background: linear-gradient(to bottom, rgba(0, 201, 167, 0.3), rgba(0, 201, 167, 0.1));
  margin: 0 auto 0 1.125rem;
}
.flow-step-final {
  background: linear-gradient(135deg, rgba(0, 201, 167, 0.1), rgba(14, 58, 115, 0.2));
  border-color: rgba(0, 201, 167, 0.4);
}
.flow-num-final {
  width: 2.25rem; height: 2.25rem;
  border-radius: 50%;
  background: var(--teal);
  color: var(--midnight);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

/* ──────────────── RESPONSIVE ──────────────── */
@media (max-width: 768px) {
  .hero-section { min-height: auto; }
  .mesh-gradient { animation-duration: 30s; }
  .ia-cell, .stat-cell { padding: 2rem 1.5rem; }
  .marquee-track { gap: 2.5rem; animation-duration: 30s; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .mesh-gradient { animation: none; }
  .marquee-track { animation: none; }
}

/* Print */
@media print {
  nav, footer, .whatsapp-float { display: none; }
}