/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background-color: #f3f4f6;
}

::-webkit-scrollbar-thumb {
  background-color: #9ca3af;
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: #6b7280;
}

/* Smooth scroll with offset for fixed header */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

@media (max-width: 640px) {
  html {
    scroll-padding-top: 70px;
  }
}

@media (min-width: 1920px) {
  html {
    scroll-padding-top: 90px;
  }
}

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

body {
  font-feature-settings: 'kern' 1;
  text-rendering: optimizeLegibility;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes float-delayed {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-30px);
  }
}

@keyframes spin-slow {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes gradient {
  0%, 100% {
    background-size: 200% 200%;
    background-position: left center;
  }
  50% {
    background-size: 200% 200%;
    background-position: right center;
  }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-in-out;
}

.animate-fade-in-delayed {
  animation: fadeIn 0.8s ease-in-out 0.5s both;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out 0.2s both;
}

.animate-slide-up-delayed {
  animation: slideUp 0.8s ease-out 0.4s both;
}

.animate-float {
  animation: float 12s ease-in-out infinite;
}

.animate-float-delayed {
  animation: float-delayed 15s ease-in-out infinite;
}

.animate-spin-slow {
  animation: spin-slow 20s linear infinite;
}

.animate-gradient {
  animation: gradient 15s ease infinite;
}

/* Scroll indicator bounce - animação mais suave e controlada */
@keyframes scrollBounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(4px);
  }
}

@media (max-width: 640px) {
  @keyframes scrollBounce {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(2px);
    }
  }
}

.scroll-indicator-bounce {
  animation: scrollBounce 2s ease-in-out infinite;
}

/* Fade in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Line clamp utilities */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Melhor performance em mobile */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    transition: none;
  }
  
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Navigation link underline effect */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 9999px;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.4));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

/* Mobile menu animation */
#mobile-menu {
  transition: opacity 0.3s ease, height 0.3s ease;
}

#mobile-menu.hidden {
  opacity: 0;
  height: 0;
  overflow: hidden;
}

#mobile-menu:not(.hidden) {
  opacity: 1;
  height: auto;
}

/* Mobile menu button animation */
.menu-line-1,
.menu-line-2,
.menu-line-3 {
  transition: transform 0.3s ease, opacity 0.2s ease, background-color 0.3s ease;
  transform-origin: center;
}

.mobile-menu-open .menu-line-1 {
  transform: rotate(45deg) translateY(6px);
}

.mobile-menu-open .menu-line-2 {
  opacity: 0;
  transform: scale(0);
}

.mobile-menu-open .menu-line-3 {
  transform: rotate(-45deg) translateY(-6px);
}

/* Header scroll styles */
header {
  transition: background-color 0.3s ease, backdrop-filter 0.3s ease, box-shadow 0.3s ease;
}

.header-scrolled {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(12px) !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

@media (max-width: 640px) {
  .header-scrolled {
    background-color: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(16px) !important;
  }
  
  header {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
  }
}

@media (min-width: 1920px) {
  header {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
  }
}

.header-scrolled .nav-link {
  color: #374151 !important;
}

.header-scrolled .nav-link:hover {
  color: #2e1065 !important;
}

.header-scrolled .nav-link::after {
  background: linear-gradient(to right, #7c3aed, #14b8a6);
}

.header-scrolled #mobile-menu-btn .menu-line-1,
.header-scrolled #mobile-menu-btn .menu-line-2,
.header-scrolled #mobile-menu-btn .menu-line-3 {
  background-color: #111827;
}

.header-scrolled #header-logo {
  color: #111827;
}

.header-scrolled #header-title {
  color: #111827;
}

/* Logo e título padrão (branco no hero) */
#header-logo {
  color: #ffffff;
  transition: color 0.3s ease;
}

#header-title {
  color: #ffffff;
  transition: color 0.3s ease;
}

/* Menu mobile quando header está scrolled */
.header-scrolled #mobile-menu-container {
  background-color: rgba(255, 255, 255, 0.95);
  border-color: rgba(0, 0, 0, 0.1);
}

.header-scrolled .mobile-nav-link {
  color: #374151;
}

.header-scrolled .mobile-nav-link:hover {
  color: #2e1065;
  background-color: rgba(0, 0, 0, 0.05);
}

/* Utilities */
.text-balance {
  text-wrap: balance;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}