/* Fron SRL - Animations */
/* Scroll animations, Hover effects, Keyframes */

/* ========== PAGE LOADER ========== */

/* Page loader overlay */
.page-loader {
  position: fixed;
  inset: 0;
  background-color: var(--surface-1);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-loader);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-loader.loaded {
  opacity: 0;
  transform: scale(1.05);
  pointer-events: none;
}

/* Loader content container */
.loader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

/* Logo with pulsating gold glow */
.loader-logo {
  width: 120px;
  height: auto;
  filter: drop-shadow(0 0 14px rgba(196, 167, 71, 0.3));
  animation: logo-pulse 2s ease-in-out infinite;
}

@keyframes logo-pulse {
  0%, 100% {
    filter: drop-shadow(0 0 14px rgba(196, 167, 71, 0.3));
  }
  50% {
    filter: drop-shadow(0 0 6px rgba(196, 167, 71, 0.12));
  }
}

/* Loading bar container */
.loader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

/* Loading bar fill with gold gradient */
.loader-bar-fill {
  height: 100%;
  width: 100%;
  background: var(--gradient-gold-shine);
  border-radius: var(--radius-full);
  animation: loader-fill 2s ease-out forwards;
  transform: scaleX(0);
  transform-origin: left;
}

@keyframes loader-fill {
  0% {
    transform: scaleX(0);
  }
  100% {
    transform: scaleX(0.9);
  }
}

/* Reduced motion: no pulsation, instant load */
@media (prefers-reduced-motion: reduce) {
  .loader-logo {
    animation: none;
    filter: drop-shadow(0 0 20px rgba(196, 167, 71, 0.4));
  }

  .loader-bar-fill {
    animation: loader-fill-reduced 2s linear forwards;
  }

  @keyframes loader-fill-reduced {
    0% {
      transform: scaleX(0);
    }
    100% {
      transform: scaleX(0.9);
    }
  }
}

/* ========== KEYFRAME ANIMATIONS ========== */

/* Bounce animation for scroll indicator */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Pulse animation for H24 badge */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Hero entrance animation */
@keyframes hero-entrance {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in animation */
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Slide up animation */
@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Float animation for service icons */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.service-item:hover .service-icon {
  animation: float 3s ease-in-out infinite;
}

/* ========== SCROLL ANIMATIONS ========== */

/* Fade in on scroll */
.fade-in-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Slide from left */
.slide-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.slide-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered animations */
.stagger-item {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-item:nth-child(5) { transition-delay: 0.5s; }
.stagger-item:nth-child(6) { transition-delay: 0.6s; }

.stagger-container.visible .stagger-item {
  opacity: 1;
  transform: translateY(0);
}

/* ========== HOVER EFFECTS ========== */

/* Hero card hover */
.hero-card {
  transition: all var(--transition-smooth);
}

.hero-card:hover {
  transform: scale(1.02);
}

/* ========== PAGE LOAD ANIMATIONS ========== */

/* Hero content entrance */
.hero-content {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
}

.hero-logo {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
  filter: drop-shadow(0 10px 28px rgba(0, 0, 0, 0.55));
}

.hero-title {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
  color: var(--color-primary-300);
}

.hero-subtitle {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
}

.hero-card:nth-child(1) {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

.hero-card:nth-child(2) {
  animation: hero-entrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.7s both;
}

.scroll-indicator {
  animation: bounce 2s ease-in-out infinite,
             fade-in 1s cubic-bezier(0.4, 0, 0.2, 1) 1s both;
}

/* ========== LOADING STATES ========== */

/* ========== TRANSITION UTILITIES ========== */

.transition-fast {
  transition: all var(--transition-fast);
}

.transition-base {
  transition: all var(--transition-base);
}

.transition-slow {
  transition: all var(--transition-slow);
}

.transition-smooth {
  transition: all var(--transition-smooth);
}

/* ========== NAVBAR ANIMATIONS ========== */

.navbar {
  transition: all var(--transition-smooth);
}

.navbar-link::after {
  transition: width var(--transition-base);
}

/* ========== BADGE ANIMATIONS ========== */

.badge-h24::before {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ========== BUTTON ANIMATIONS ========== */

/* Shine sweep keyframe */
@keyframes shine-sweep {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(100%);
  }
}

/* Shine sweep on gold buttons via ::before - triggered on hover, not perpetual */
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.45) 50%, transparent 70%);
  transform: translateX(-100%);
  pointer-events: none;
  z-index: 1;
}

.btn-primary:hover::before {
  animation: shine-sweep 0.7s ease-out;
}

.btn-primary,
.btn-secondary {
  transition: all var(--transition-smooth);
}

.btn-primary:hover,
.btn-secondary:hover {
  transition-duration: 0.2s;
}

/* ========== LINK UNDERLINE ANIMATION ========== */

.animated-underline {
  position: relative;
  display: inline-block;
}

.animated-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: currentColor;
  transition: width var(--transition-base);
}

.animated-underline:hover::after {
  width: 100%;
}

/* ========== ICON ANIMATIONS ========== */

.icon-hover-rotate {
  transition: transform var(--transition-base);
}

.icon-hover-rotate:hover {
  transform: rotate(15deg);
}

.icon-hover-scale {
  transition: transform var(--transition-base);
}

.icon-hover-scale:hover {
  transform: scale(1.1);
}

/* ========== FOCUS ANIMATIONS ========== */

*:focus {
  outline: 3px solid var(--color-secondary-400);
  outline-offset: 2px;
  transition: outline-offset 0.2s ease;
}

*:focus:not(:focus-visible) {
  outline: none;
}

/* ========== REDUCED MOTION ========== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .scroll-indicator {
    animation: none !important;
  }

  .badge-h24::before {
    animation: none !important;
  }

  .numero-verde-card {
    animation: none !important;
  }

  .hero-content,
  .hero-logo,
  .hero-title,
  .hero-subtitle,
  .hero-card {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .hero-logo {
    filter: none !important;
  }

  .fade-in-scroll,
  .slide-left,
  .slide-right,
  .stagger-item {
    opacity: 1 !important;
    transform: none !important;
  }

  .service-item .service-icon {
    animation: none !important;
  }

  .btn-primary::before {
    animation: none !important;
    display: none;
  }

  .steps-container::before {
    transform: scaleX(1) !important;
    transition: none !important;
  }
}

/* ========== PRINT STYLES ========== */

@media print {
  .navbar,
  .scroll-indicator,
  .mobile-menu {
    display: none !important;
  }

  * {
    animation: none !important;
    transition: none !important;
  }

  .hero {
    min-height: auto;
    page-break-after: always;
  }

  section {
    page-break-inside: avoid;
  }

  a[href^="tel:"]::after {
    content: " (" attr(href) ")";
  }
}