/**
 * MODERN HEADER - HARE EQUIPMENT
 * Header profesional y moderno con navegación sticky
 */

/* ================================================
   HEADER PRINCIPAL
   ================================================ */

.modern-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-base);
}

.modern-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: var(--spacing-8);
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.header-logo:hover {
  transform: scale(1.02);
}

.header-logo img {
  height: 50px;
  width: auto;
  display: block;
}

.modern-header.scrolled .header-logo img {
  height: 45px;
}

/* ================================================
   NAVEGACIÓN DESKTOP
   ================================================ */

.header-nav {
  display: none;
  align-items: center;
  gap: var(--spacing-2);
  flex: 1;
  justify-content: center;
}

@media (min-width: 1024px) {
  .header-nav {
    display: flex;
  }
}

.nav-link {
  position: relative;
  padding: var(--spacing-3) var(--spacing-4);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--color-primary);
  transform: translateX(-50%);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

/* ================================================
   HEADER ACTIONS
   ================================================ */

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

/* Search Toggle Button */
.search-toggle-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  cursor: pointer;
  border-radius: var(--radius-default);
  transition: all var(--transition-base);
}

@media (min-width: 768px) {
  .search-toggle-btn {
    display: flex;
  }
}

.search-toggle-btn:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

/* Language Selector */
.lang-selector {
  position: relative;
}

.lang-current {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-default);
  background: var(--color-bg-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.lang-current:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-secondary);
}

.lang-flag {
  width: 24px;
  height: 16px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.lang-text {
  display: none;
}

@media (min-width: 768px) {
  .lang-text {
    display: inline;
  }
}

.lang-icon {
  font-size: 12px;
  transition: transform var(--transition-base);
}

.lang-selector.active .lang-icon {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + var(--spacing-2));
  right: 0;
  min-width: 160px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-default);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  overflow: hidden;
  z-index: 100;
}

.lang-selector.active .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: background var(--transition-fast);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.lang-option:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

.lang-option.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

/* CTA Button */
.cta-button {
  display: none;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border: none;
  border-radius: var(--radius-default);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

@media (min-width: 1024px) {
  .cta-button {
    display: inline-flex;
  }
}

.cta-button:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-primary);
  transform: translateY(-2px);
  color: var(--color-text-inverse);
}

.cta-button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* ================================================
   MOBILE MENU TOGGLE
   ================================================ */

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1001;
}

@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

.hamburger {
  width: 24px;
  height: 20px;
  position: relative;
  transform: rotate(0deg);
  transition: 0.5s ease-in-out;
  cursor: pointer;
}

.hamburger span {
  display: block;
  position: absolute;
  height: 3px;
  width: 100%;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  opacity: 1;
  left: 0;
  transform: rotate(0deg);
  transition: 0.25s ease-in-out;
}

.hamburger span:nth-child(1) {
  top: 0px;
}

.hamburger span:nth-child(2),
.hamburger span:nth-child(3) {
  top: 8px;
}

.hamburger span:nth-child(4) {
  top: 16px;
}

.mobile-menu-toggle.active .hamburger span:nth-child(1) {
  top: 8px;
  width: 0%;
  left: 50%;
}

.mobile-menu-toggle.active .hamburger span:nth-child(2) {
  transform: rotate(45deg);
  background: var(--color-primary);
}

.mobile-menu-toggle.active .hamburger span:nth-child(3) {
  transform: rotate(-45deg);
  background: var(--color-primary);
}

.mobile-menu-toggle.active .hamburger span:nth-child(4) {
  top: 8px;
  width: 0%;
  left: 50%;
}

/* ================================================
   MOBILE MENU
   ================================================ */

.mobile-menu {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  opacity: 0;
  visibility: hidden;
  transform: translateX(100%);
  transition: all var(--transition-base);
  overflow-y: auto;
  z-index: var(--z-fixed);
  padding: var(--spacing-6);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none;
  }
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.mobile-nav-link {
  padding: var(--spacing-4);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-decoration: none;
  border-radius: var(--radius-default);
  transition: all var(--transition-fast);
  display: block;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  transform: translateX(8px);
}

.mobile-actions {
  margin-top: var(--spacing-8);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.mobile-cta {
  width: 100%;
  padding: var(--spacing-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  border: none;
  border-radius: var(--radius-default);
  text-align: center;
  text-decoration: none;
  display: inline-block;
  transition: all var(--transition-base);
}

.mobile-cta:hover {
  background: var(--color-primary-dark);
  transform: scale(1.02);
  color: var(--color-text-inverse);
}

/* ================================================
   SEARCH OVERLAY
   ================================================ */

.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-6);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-container {
  width: 100%;
  max-width: 600px;
  transform: translateY(-20px);
  transition: transform var(--transition-base);
}

.search-overlay.active .search-container {
  transform: translateY(0);
}

.search-form {
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--spacing-5) var(--spacing-6);
  padding-right: 120px;
  font-size: var(--font-size-xl);
  font-family: var(--font-family-body);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-base);
}

.search-input:focus {
  box-shadow: 0 0 0 4px rgba(193, 104, 55, 0.2);
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

.search-close {
  position: absolute;
  right: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-default);
  cursor: pointer;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.search-close:hover {
  background: var(--color-primary-dark);
  transform: translateY(-50%) rotate(90deg);
}

/* Body scroll lock cuando el menú está abierto */
body.menu-open,
body.search-open {
  overflow: hidden;
}

/* Offset para el contenido cuando el header es sticky */
.page-content {
  padding-top: 80px;
}