/* === COMPONENTS: Navigation, Footer, Buttons, Cards === */

/* ===== HEADER / NAVIGATION ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md) 0;
  background: rgba(4,11,20,0.35);
  backdrop-filter: blur(18px) saturate(1.6);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
  z-index: var(--z-sticky);
}

header.scrolled {
  background: rgba(6,13,24,0.92);
  backdrop-filter: blur(24px) saturate(1.8);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  border-bottom: 1px solid rgba(201,168,76,0.18);
  box-shadow: 0 4px 32px rgba(4,11,20,0.4);
  padding: var(--spacing-sm) 0;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  height: 50px;
  transition: transform var(--transition-normal);
}

.logo img {
  height: 100%;
  width: auto;
}

.logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: var(--white);
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  position: relative;
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-normal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width var(--transition-normal);
}

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

.nav-link.active {
  color: var(--accent-light);
}

.nav-dropdown {
  position: relative;
}

.dropdown-toggle::after {
  content: '▾';
  margin-left: var(--spacing-xs);
  font-size: 0.7em;
  transition: transform var(--transition-normal);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(6,13,24,0.92);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border: 1px solid rgba(255,255,255,0.1);
  border-top: 1px solid rgba(201,168,76,0.25);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(4,11,20,0.5), 0 4px 16px rgba(4,11,20,0.3);
  list-style: none;
  min-width: 230px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 0.22s ease, visibility 0.22s ease, transform 0.22s ease;
  margin-top: var(--spacing-sm);
  overflow: hidden;
  z-index: var(--z-dropdown);
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.dropdown-menu li:last-child {
  border-bottom: none;
}

.dropdown-menu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--white);
  transition: background-color var(--transition-fast);
}

.dropdown-menu a:hover {
  background-color: rgba(46,139,87,0.2);
  color: var(--accent-light);
}

.nav-cta {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--white);
  font-weight: 600;
  transition: color var(--transition-normal);
}

.phone-link:hover {
  color: var(--accent-light);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  background: none;
  border: none;
  padding: 0;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--white);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--primary-dark);
    flex-direction: column;
    justify-content: flex-start;
    gap: 0;
    padding: 100px var(--spacing-lg) var(--spacing-lg);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: var(--z-overlay) - 1;
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .dropdown-menu {
    position: static;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
    transform: none;
    box-shadow: none;
    background-color: rgba(255,255,255,0.05);
    transition: max-height 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
  }

  .nav-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    max-height: 500px;
  }

  .dropdown-menu a {
    padding-left: var(--spacing-lg);
  }

  .nav-cta {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.75rem 1.75rem;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn:focus-visible {
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(46,139,87,0.22);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
  box-shadow: 0 14px 40px rgba(46,139,87,0.42);
}

.btn-primary:hover::after {
  left: 100%;
}

.btn-secondary {
  background-color: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--off-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-outline:hover {
  background-color: rgba(255,255,255,0.1);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  transform-style: preserve-3d;
}

.card:hover {
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateZ(20px);
  box-shadow: var(--shadow-deep);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow:
    0 8px 32px rgba(13, 34, 57, 0.3),
    inset 0 1px 0 rgba(255,255,255,0.2);
  padding: var(--spacing-lg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-8px);
  box-shadow:
    0 12px 48px rgba(13, 34, 57, 0.4),
    inset 0 1px 0 rgba(255,255,255,0.3);
}

/* ===== FOOTER ===== */
footer {
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(26,58,92,0.35) 0%, transparent 70%),
    linear-gradient(160deg, #040B14 0%, #0A1628 55%, #060D18 100%);
  color: var(--white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  border-top: 1px solid transparent;
  position: relative;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 30%, var(--gold-light, #E8C97A) 50%, var(--gold) 70%, transparent 100%);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-section h3 {
  color: var(--gold);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-normal);
}

.footer-section a:hover {
  color: var(--accent-light);
}

.footer-logo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-logo img {
  height: 70px;
  width: 70px;
  object-fit: contain;
  display: block;
  align-self: flex-start;
  flex-shrink: 0;
}

.footer-tagline {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(46,139,87,0.2);
  border-radius: 50%;
  color: var(--white);
  transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.social-icon:hover {
  transform: translateY(-3px);
  background-color: var(--accent);
}

.footer-divider {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin: var(--spacing-2xl) 0;
  padding-top: var(--spacing-2xl);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

.footer-bottom p {
  margin: 0;
}

.novelio-credit {
  color: var(--accent-light);
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: color var(--transition-normal), text-shadow var(--transition-normal);
}

.novelio-credit:hover {
  color: var(--gold);
  text-shadow: 0 0 12px rgba(201,168,76,0.4);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: rgba(255,255,255,0.6);
}

@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  footer {
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .footer-links {
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* ===== MOBILE STICKY BOTTOM BAR ===== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  flex-direction: row;
  z-index: var(--z-sticky);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
  padding-bottom: env(safe-area-inset-bottom);
  margin-bottom: 0;
}

.sticky-btn {
  flex: 1;
  padding: 14px var(--spacing-sm);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  transition: background-color var(--transition-normal);
  border: none;
  cursor: pointer;
}

.sticky-call {
  background-color: var(--primary);
}

.sticky-call:hover {
  background-color: var(--primary-dark);
}

.sticky-whatsapp {
  background-color: #25D366;
}

.sticky-whatsapp:hover {
  background-color: #1ead51;
}

.sticky-btn svg {
  width: 18px;
  height: 18px;
}

@media (max-width: 768px) {
  .mobile-sticky-bar {
    display: flex;
  }

  body {
    padding-bottom: 60px;
  }
}

/* ===== FORM ELEMENTS ===== */
input,
textarea,
select {
  width: 100%;
  padding: 0.75rem var(--spacing-md);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(46,139,87,0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-dark);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-body);
  margin-bottom: var(--spacing-lg);
}

.breadcrumb a {
  color: var(--accent);
}

.breadcrumb span {
  color: var(--gray-mid);
}

/* ===== BADGE ===== */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--accent);
  color: var(--white);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ===== DIVIDER ===== */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  border-radius: 2px;
  margin: var(--spacing-lg) 0;
}