/* ==========================================================================
   TIMY GONZÁLEZ | NAVBAR & HEADER STYLES (css/navbar.css)
   Sticky Glass Header, Brand Identity, Navigation Links & Mobile Drawer
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all var(--transition-smooth);
}

.site-header.scrolled,
.site-header.header-frosted {
  background: rgba(7, 9, 14, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon-wrapper {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.brand-logo:hover .brand-icon-wrapper {
  transform: scale(1.08) rotate(-4deg);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.brand-butterfly {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-role-tag {
  font-size: 0.725rem;
  color: var(--accent-cyan);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Desktop Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  padding: 6px 28px;
  border-radius: var(--radius-full);
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.925rem;
  font-weight: 500;
  padding: 6px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-brand);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta-btn {
  padding: 10px 22px;
  font-size: 0.875rem;
}

/* Mobile Toggle */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: #ffffff;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 10px;
  transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-cyan);
}

.mobile-menu-toggle:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* Mobile Responsive Drawer */
@media (max-width: 900px) {
  .nav-menu,
  .nav-cta-btn {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(7, 9, 14, 0.98);
    border-bottom: 1px solid var(--border-subtle);
    padding: 24px 20px;
    gap: 12px;
    backdrop-filter: blur(20px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  }

  .nav-menu.mobile-open .nav-link {
    padding: 12px 14px;
    font-size: 1.05rem;
    display: block;
    border-radius: var(--radius-sm);
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .nav-menu.mobile-open .nav-link:hover,
  .nav-menu.mobile-open .nav-link.active {
    background: rgba(255, 255, 255, 0.06);
  }
}

@media (max-width: 480px) {
  .nav-container {
    gap: 8px;
  }
  .brand-logo {
    gap: 8px;
    min-width: 0;
  }
  .brand-text-block {
    min-width: 0;
  }
  .brand-name {
    font-size: 0.95rem;
    white-space: nowrap;
  }
  .brand-role-tag {
    font-size: 0.62rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 135px;
  }
  .brand-icon-wrapper {
    width: 34px;
    height: 34px;
    min-width: 34px;
  }
}

@media (max-width: 360px) {
  .brand-role-tag {
    max-width: 105px;
    font-size: 0.58rem;
  }
  .brand-name {
    font-size: 0.88rem;
  }
  .brand-icon-wrapper {
    width: 30px;
    height: 30px;
    min-width: 30px;
    padding: 2px;
  }
  .site-header {
    padding: 10px 0;
  }
}