/* ============================================================
   GRUPO EKKOSB — Estilos Globales
   Paleta: #000000 | #009DFF | #FFFFFF
   Estilo: Dark & Neon 2050
   ============================================================ */

/* ---------- Variables de Marca ---------- */
:root {
  --color-black:      #000000;
  --color-blue:       #009DFF;
  --color-blue-glow:  #009DFF80;       /* azul con 50% opacidad */
  --color-blue-dark:  #0070CC;
  --color-white:      #FFFFFF;
  --color-gray-900:   #0A0A0F;         /* fondo de secciones alternas */
  --color-gray-800:   #111118;
  --color-gray-600:   #3A3A4A;
  --color-gray-300:   #A0A0B0;
  --color-glass:      rgba(255, 255, 255, 0.04);
  --color-glass-border: rgba(255, 255, 255, 0.08);

  --font-display:     'Space Grotesk', sans-serif;
  --font-body:        'Inter', sans-serif;

  --radius-sm:        8px;
  --radius-md:        16px;
  --radius-lg:        24px;
  --radius-xl:        40px;

  --transition-fast:  0.2s ease;
  --transition-base:  0.4s ease;
  --transition-slow:  0.7s cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-blue:      0 0 40px rgba(0, 157, 255, 0.25);
  --shadow-blue-sm:   0 0 20px rgba(0, 157, 255, 0.15);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none; /* cursor personalizado */
}

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

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-white); }

/* ---------- Cursor Personalizado ---------- */
.cursor {
  width: 12px;
  height: 12px;
  background: var(--color-blue);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease, width 0.2s ease, height 0.2s ease, background 0.2s ease;
}

.cursor-follower {
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--color-blue-glow);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.35s ease, width 0.3s ease, height 0.3s ease;
}

body:hover .cursor { opacity: 1; }

/* Hover state del cursor */
a:hover ~ .cursor,
button:hover ~ .cursor {
  width: 20px;
  height: 20px;
  background: var(--color-white);
}

/* ---------- Tipografía ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.display-1 { font-size: clamp(3rem, 8vw, 7rem); }
.display-2 { font-size: clamp(2.5rem, 6vw, 5rem); }
.display-3 { font-size: clamp(2rem, 4vw, 3.5rem); }

.text-gradient {
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-blue) 60%, #00D4FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-blue   { color: var(--color-blue); }
.text-gray   { color: var(--color-gray-300); }
.text-white  { color: var(--color-white) !important; }

.section-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blue);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1rem;
}

.section-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-blue);
  border-radius: 2px;
}

/* ---------- Botones ---------- */
.btn-primary-neon {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--color-blue);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-blue-sm);
}

.btn-primary-neon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary-neon:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
  color: var(--color-white);
}

.btn-primary-neon:hover::before { opacity: 1; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  background: transparent;
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-ghost:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: rgba(0, 157, 255, 0.05);
  transform: translateY(-2px);
}

/* WhatsApp button */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: #25D366;
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  box-shadow: 0 0 20px rgba(37, 211, 102, 0.2);
}

.btn-whatsapp:hover {
  background: #20b858;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(37, 211, 102, 0.35);
}

/* ---------- Navbar ---------- */
.navbar-ekkosb {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.5s ease;
}

.navbar-ekkosb.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  padding: 12px 0;
}

.navbar-ekkosb .nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.03em;
}

.navbar-ekkosb .nav-logo span { color: var(--color-blue); }

.navbar-ekkosb .nav-link {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-gray-300);
  letter-spacing: 0.03em;
  padding: 8px 16px !important;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-ekkosb .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 16px; right: 16px;
  height: 1.5px;
  background: var(--color-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.navbar-ekkosb .nav-link:hover,
.navbar-ekkosb .nav-link.active {
  color: var(--color-white);
}

.navbar-ekkosb .nav-link:hover::after,
.navbar-ekkosb .nav-link.active::after {
  transform: scaleX(1);
}

.navbar-toggler {
  border: 1.5px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  background: transparent;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='rgba(255,255,255,0.8)' stroke-width='2' stroke-linecap='round' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

/* ---------- Secciones ---------- */
section {
  position: relative;
  overflow: hidden;
}

.section-alt {
  background-color: var(--color-gray-900);
}

.section-padding {
  padding: 120px 0;
}

/* Línea decorativa azul */
.line-blue {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-blue), transparent);
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

/* ---------- Glassmorphism Cards ---------- */
.glass-card {
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 32px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-blue-glow), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.glass-card:hover {
  border-color: rgba(0, 157, 255, 0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-blue);
}

.glass-card:hover::before { opacity: 1; }

.glass-card .card-icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 157, 255, 0.1);
  border: 1px solid rgba(0, 157, 255, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  transition: all var(--transition-base);
}

.glass-card:hover .card-icon {
  background: rgba(0, 157, 255, 0.2);
  box-shadow: 0 0 20px rgba(0, 157, 255, 0.2);
}

.glass-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--color-white);
}

.glass-card p {
  font-size: 0.9rem;
  color: var(--color-gray-300);
  line-height: 1.65;
}

/* ---------- Número estadístico ---------- */
.stat-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-blue);
  letter-spacing: -0.04em;
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-gray-300);
  margin-top: 4px;
}

/* ---------- Grid de Portafolio ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: none;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.portfolio-item:hover img { transform: scale(1.07); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-overlay h4 {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 4px;
}

.portfolio-overlay span {
  font-size: 0.8rem;
  color: var(--color-blue);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---------- Fondo decorativo (gradient mesh) ---------- */
.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.bg-glow-blue {
  background: rgba(0, 157, 255, 0.12);
}

.bg-glow-white {
  background: rgba(255, 255, 255, 0.03);
}

/* ---------- Divisor ---------- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-glass-border), transparent);
}

/* ---------- Footer ---------- */
.footer-ekkosb {
  background: var(--color-gray-900);
  border-top: 1px solid var(--color-glass-border);
  padding: 80px 0 40px;
}

.footer-ekkosb .footer-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.footer-ekkosb .footer-brand span { color: var(--color-blue); }

.footer-ekkosb p {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-ekkosb h6 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gray-300);
  margin-bottom: 1.25rem;
}

.footer-ekkosb ul {
  list-style: none;
  padding: 0;
}

.footer-ekkosb ul li {
  margin-bottom: 0.6rem;
}

.footer-ekkosb ul li a {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-ekkosb ul li a:hover {
  color: var(--color-blue);
  transform: translateX(4px);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 1.5rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-300);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.footer-social a:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: rgba(0, 157, 255, 0.08);
  transform: translateY(-3px);
}

.footer-bottom {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--color-glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--color-gray-600);
  max-width: unset;
}

/* ---------- WhatsApp flotante ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: white;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
  animation: pulse-whatsapp 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.12);
  color: white;
  box-shadow: 0 6px 32px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 40px rgba(37, 211, 102, 0.7); }
}

/* ---------- Formulario ---------- */
.form-ekkosb .form-control,
.form-ekkosb .form-select {
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  padding: 14px 18px;
  font-size: 0.92rem;
  transition: all var(--transition-fast);
}

.form-ekkosb .form-control::placeholder { color: var(--color-gray-600); }

.form-ekkosb .form-control:focus,
.form-ekkosb .form-select:focus {
  background: rgba(0, 157, 255, 0.04);
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(0, 157, 255, 0.1);
  color: var(--color-white);
  outline: none;
}

.form-ekkosb label {
  font-size: 0.83rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gray-300);
  margin-bottom: 6px;
}

.form-ekkosb .form-select option {
  background: var(--color-gray-900);
  color: var(--color-white);
}

/* ---------- Scroll Progress Bar ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--color-blue);
  z-index: 9999;
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px var(--color-blue);
}

/* ---------- Animaciones AOS custom ---------- */
[data-aos="fade-up-neon"] {
  opacity: 0;
  transform: translateY(30px);
  transition-property: opacity, transform;
}
[data-aos="fade-up-neon"].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Badge de servicio ---------- */
.service-badge {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 157, 255, 0.1);
  border: 1px solid rgba(0, 157, 255, 0.25);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-blue);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .section-padding { padding: 80px 0; }
  .display-1 { font-size: 2.8rem; }
  .display-2 { font-size: 2rem; }
  .stat-number { font-size: 2.5rem; }
  body { cursor: auto; }
  .cursor, .cursor-follower { display: none; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .section-padding { padding: 60px 0; }
  .glass-card { padding: 24px 20px; }
}