/* ========== VARIABILI CSS CUSTOM ========== */
:root {
  /* Colori Primari */
  --primary-color: #1e5f9c;
  --secondary-color: #3d8abf;
  --accent-color: #3d8abf;
  --success-color: #43e97b;
  --warning-color: #fa709a;

  /* Gradienti */
  --primary-gradient: linear-gradient(135deg, #1e5f9c 0%, #1e5f9c 100%);
  --secondary-gradient: linear-gradient(135deg, #3d8abf 0%, #1e5f9c 100%);
  --accent-gradient: linear-gradient(135deg, #3d8abf 0%, #3d8abf 100%);
  --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);

  /* Sfondi */
  --light-bg: #e9ecef;
  --white-bg: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.25);
  --glass-border: rgba(255, 255, 255, 0.18);

  /* Testi */
  --text-dark: #1f1f1f;
  --text-gray: #3d8abf;
  --text-light: #ffffff;

  /* Ombre */
  --shadow-light: 0 8px 32px rgba(31, 38, 135, 0.37);
  --shadow-medium: 0 15px 35px rgba(31, 38, 135, 0.2);
  --shadow-heavy: 0 25px 50px rgba(31, 38, 135, 0.25);

  /* Border Radius */
  --border-radius: 20px;
  --border-radius-sm: 12px;
  --border-radius-lg: 30px;

  /* Transizioni */
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ========== RESET E BASE ========== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background: var(--light-bg);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Stato di caricamento */
body.loading {
  overflow: hidden;
}

/* Classe per Safari */
body.safari {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Classe per mobile */
body.mobile .floating-icon {
  font-size: 2.5rem;
  opacity: 0.05;
}

/* ========== SUPPORTO RIDUZIONE ANIMAZIONI ========== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .floating-icon,
  .floating-text-icon,
  body::before,
  .hero::before {
    animation: none !important;
  }
}

/* ========== SFONDO ANIMATO ========== */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 20%,
      rgba(102, 126, 234, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(74, 172, 254, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 60%,
      rgba(245, 87, 108, 0.1) 0%,
      transparent 50%
    );
  animation: backgroundFloat 15s ease-in-out infinite;
  z-index: -2;
}

@keyframes backgroundFloat {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(30px, -30px) rotate(1deg);
  }
  66% {
    transform: translate(-20px, 20px) rotate(-1deg);
  }
}

/* ========== NAVBAR ========== */
.navbar {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  margin: 0 20px;
  box-shadow: var(--shadow-light);
  transition: var(--transition-smooth);
  z-index: 1030;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(30px);
  transform: translateY(-5px);
  box-shadow: var(--shadow-heavy);
}

/* Brand */
.navbar-brand {
  font-weight: 900;
  font-size: 1.8rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  transition: var(--transition-smooth);
  position: relative;
  cursor: pointer;
}

.navbar-brand::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent-gradient);
  transition: width 0.4s var(--transition-bounce);
  border-radius: 2px;
}

.navbar-brand:hover::after {
  width: 100%;
}

/* Navigation Links */
.nav-link {
  color: var(--text-dark) !important;
  margin: 0 10px;
  position: relative;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  border-radius: var(--border-radius-sm);
  padding: 8px 16px !important;
  cursor: pointer;
}

.nav-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent-gradient);
  opacity: 0;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-smooth);
  z-index: -1;
}

.nav-link:hover::before,
.nav-link.active::before,
.nav-link.current-page::before {
  opacity: 1;
  transform: scale(1.05);
}

.nav-link:hover,
.nav-link.active,
.nav-link.current-page {
  color: white !important;
  transform: translateY(-2px);
}

/* Menu Mobile */
.navbar-toggler {
  border: none;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  transition: var(--transition-smooth);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.navbar-toggler:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: scale(1.05);
}

.navbar-toggler-icon {
  background: none;
  width: 24px;
  height: 20px;
  position: relative;
}

.navbar-toggler-icon span {
  display: block;
  position: absolute;
  height: 3px;
  width: 100%;
  background: var(--primary-color);
  border-radius: 9px;
  left: 0;
  transition: 0.3s ease-in-out;
}

.navbar-toggler-icon span:nth-child(1) {
  top: 0px;
}
.navbar-toggler-icon span:nth-child(2) {
  top: 8px;
}
.navbar-toggler-icon span:nth-child(3) {
  top: 16px;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon span:nth-child(1) {
  top: 8px;
  transform: rotate(135deg);
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon span:nth-child(2) {
  opacity: 0;
  left: -60px;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon span:nth-child(3) {
  top: 8px;
  transform: rotate(-135deg);
}

/* ========== HERO SECTION ========== */
.hero {
  min-height: 100vh;
  background: var(--light-bg);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    rgba(102, 126, 234, 0.1) 0deg,
    rgba(74, 172, 254, 0.1) 120deg,
    rgba(245, 87, 108, 0.1) 240deg,
    rgba(102, 126, 234, 0.1) 360deg
  );
  animation: rotate 20s linear infinite;
  top: -50%;
  left: -50%;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  animation: heroSlideIn 1.2s var(--transition-smooth);
}

@keyframes heroSlideIn {
  from {
    opacity: 0;
    transform: translateY(60px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.hero-lead {
  font-size: 1.3rem;
  color: var(--text-gray);
  margin-bottom: 2.5rem;
  font-weight: 500;
  max-width: 600px;
}

/* ========== BOTTONI ========== */
.btn-magnetic {
  position: relative;
  overflow: hidden;
  border: none;
  border-radius: var(--border-radius);
  padding: 18px 35px;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition-smooth);
  cursor: pointer;
  box-shadow: var(--shadow-medium);
}

.btn-primary-magnetic {
  background: var(--primary-gradient);
  color: white;
}

.btn-outline-magnetic {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  color: var(--primary-color);
  border: 2px solid var(--glass-border);
}

.btn-magnetic::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.6s ease;
}

.btn-magnetic:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--shadow-heavy);
}

.btn-magnetic:hover::before {
  left: 100%;
}

/* ========== ANIMAZIONI FLOATING ========== */
.floating-icon {
  position: absolute;
  font-size: 4rem;
  opacity: 0.1;
  animation: floatSimple 8s ease-in-out infinite;
  z-index: 1;
}

.icon-1 {
  top: 15%;
  right: 10%;
  color: var(--primary-color);
  animation-delay: 0s;
}

.icon-2 {
  top: 60%;
  right: 5%;
  color: var(--accent-color);
  animation-delay: 2s;
}

.icon-3 {
  bottom: 20%;
  right: 15%;
  color: var(--success-color);
  animation-delay: 4s;
}

.icon-4 {
  top: 30%;
  left: 5%;
  color: var(--warning-color);
  animation-delay: 6s;
}

@keyframes floatSimple {
  0%,
  100% {
    transform: translateY(0px);
    opacity: 0.1;
  }
  50% {
    transform: translateY(-20px);
    opacity: 0.15;
  }
}

.floating-text-icon {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

/* ========== GLASS CARDS ========== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-light);
}

.glass-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.glass-card:hover {
  transform: translateY(-15px) rotateY(5deg) rotateX(5deg);
  box-shadow: var(--shadow-heavy);
  border-color: rgba(255, 255, 255, 0.3);
}

.glass-card:hover::before {
  opacity: 0.1;
}

.glass-card:hover .card-icon {
  transform: scale(1.2) rotateY(360deg);
  color: white;
}

/* Disabilita hover per form */
.glass-card.no-hover:hover {
  transform: none !important;
  box-shadow: var(--shadow-light) !important;
  border-color: rgba(255, 255, 255, 0.18) !important;
}

.glass-card.no-hover:hover::before {
  opacity: 0 !important;
}

.card-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  display: inline-block;
  transition: var(--transition-bounce);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== STATISTICHE ========== */
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: center;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: "";
  position: absolute;
  top: -100%;
  left: -100%;
  width: 300%;
  height: 300%;
  background: conic-gradient(
    from 0deg,
    var(--primary-color),
    var(--accent-color),
    var(--success-color),
    var(--primary-color)
  );
  opacity: 0;
  animation: rotateBorder 3s linear infinite;
  z-index: -1;
}

.stat-card:hover::after {
  opacity: 0.3;
}

@keyframes rotateBorder {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 900;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  display: block;
  position: relative;
}

.stat-label {
  color: var(--text-gray);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
}

/* ========== SEZIONI ========== */
.section {
  padding: 80px 0;
  position: relative;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
  letter-spacing: -0.02em;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

/* ========== ANIMAZIONI SCROLL ========== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(60px) scale(0.9);
  transition: all 0.8s var(--transition-smooth);
}

.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.scroll-reveal.slide-left {
  transform: translateX(-60px) scale(0.9);
}

.scroll-reveal.slide-left.active {
  transform: translateX(0) scale(1);
}

.scroll-reveal.slide-right {
  transform: translateX(60px) scale(0.9);
}

.scroll-reveal.slide-right.active {
  transform: translateX(0) scale(1);
}

/* ========== SPA E TRANSIZIONI ========== */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid transparent;
  border-radius: 50%;
  background: var(--primary-gradient);
  animation: loaderSpin 1s linear infinite;
}

@keyframes loaderSpin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

#ajax-content {
  transition: opacity 0.5s ease, transform 0.5s ease;
  padding: 2rem 0;
  min-height: 400px;
}

#ajax-content.fade-out {
  opacity: 0;
  transform: translateY(20px);
}

#ajax-content.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.fade-out {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-transition {
  animation: pageSlideIn 0.5s ease-out;
}

@keyframes pageSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== FORM ========== */
.form-control {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  padding: 15px 20px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.form-control:focus {
  background: rgba(255, 255, 255, 0.4);
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(74, 172, 254, 0.25);
}

.form-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

/* ========== CARDS SPECIFICHE ========== */
.pricing-card,
.project-card,
.team-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-light);
}

.project-card {
  padding: 0;
  overflow: hidden;
}

.pricing-card:hover,
.project-card:hover,
.team-card:hover {
  transform: translateY(-15px);
  box-shadow: var(--shadow-heavy);
}

.pricing-card.featured {
  background: var(--primary-gradient);
  color: white;
  transform: scale(1.05);
}

.pricing-card.featured:hover {
  transform: translateY(-20px) scale(1.1);
}

.price {
  font-size: 3rem;
  font-weight: 900;
  margin: 1rem 0;
}

.price .currency {
  font-size: 1.5rem;
  vertical-align: top;
}

.price .period {
  font-size: 1rem;
  font-weight: 400;
  opacity: 0.7;
}

.project-image {
  width: 100%;
  height: 200px;
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: var(--transition-smooth);
}

.project-card:hover .project-img {
  transform: scale(1.1);
}

.project-content h4 a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.project-content h4 a:hover {
  color: var(--primary-color);
}

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.gallery-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-hover {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 95, 156, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-hover {
  opacity: 1;
}

.gallery-item:hover .gallery-img {
  transform: scale(1.1);
}

.gallery-icon {
  color: white;
  font-size: 2rem;
}

.team-avatar {
  width: 120px;
  height: 120px;
  background: var(--primary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
  margin: 0 auto 1.5rem;
}

.service-icon {
  width: 80px;
  height: 80px;
  background: var(--primary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  transition: var(--transition-smooth);
}

.service-icon:hover {
  transform: scale(1.1) rotateY(360deg);
}

/* ========== FOOTER ========== */
.footer {
  background: linear-gradient(135deg, var(--text-dark) 0%, #1a202c 100%);
  color: white;
  position: relative;
  overflow: hidden;
  padding: 60px 0 30px;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-gradient);
}

/* ========== RESPONSIVE DESIGN ========== */
/* TABLET E MOBILE - Regole comuni */
@media (max-width: 991.98px) {
  /* NAVBAR */
  .navbar {
    margin: 0 10px;
  }

  .navbar-collapse {
    background: var(--glass-bg);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    margin-top: 1rem;
    box-shadow: var(--shadow-heavy);
    opacity: 0;
    transform: translateY(-100%);
    max-height: 0;
    visibility: hidden;
    padding: 0;
    transition: all 0.5s var(--transition-smooth);
  }

  .navbar-collapse.show {
    opacity: 1;
    transform: translateY(0);
    max-height: 500px;
    visibility: visible;
    padding: 1.5rem;
  }

  .navbar-nav {
    gap: 0.5rem;
  }

  .nav-link:hover {
    background: rgba(102, 126, 234, 0.15);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
  }

  .nav-link.active {
    background: var(--primary-gradient);
    color: white !important;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
  }

  /* ELEMENTI DA NASCONDERE */
  .floating-icon,
  .floating-text-icon {
    display: none !important;
  }

  /* HERO - Regole base per tutti i dispositivi sotto 991px */
  .hero {
    min-height: auto !important;
    padding-top: calc(80px + 40px); /* Navbar + spazio */
    padding-bottom: 40px;
  }

  .hero .row {
    min-height: auto !important;
    align-items: flex-start !important;
  }

  .hero .col-lg-6:last-child {
    display: none !important;
  }

  .hero .col-lg-6.hero-content {
    flex: 0 0 100%;
    max-width: 100%;
  }

  /* TEAM CARD */
  .team-card {
    margin-top: 60px !important;
  }
}

/* MOBILE MEDIO */
@media (max-width: 768px) {
  .navbar {
    border-radius: 0 0 15px 15px;
  }

  .hero {
    padding-top: calc(70px + 30px); /* Navbar mobile + spazio ridotto */
  }

  .hero-content {
    padding-top: 1rem;
  }

  .hero-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
  }

  .hero-lead {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }

  .glass-card {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }

  .btn-magnetic {
    padding: 15px 25px;
    font-size: 0.9rem;
  }

  .hero-content .d-flex {
    flex-direction: column;
    align-items: center;
    gap: 1rem !important;
  }

  .hero-content .btn-magnetic {
    width: 280px;
    max-width: 100%;
  }

  #ajax-content {
    padding-top: 90px !important;
    min-height: calc(100vh - 90px);
  }
}

/* MOBILE PICCOLO */
@media (max-width: 576px) {
  .navbar {
    margin: 0 5px;
  }

  .hero {
    padding-top: calc(65px + 20px); /* Navbar + spazio minimo */
    padding-bottom: 30px;
  }

  .hero-content {
    padding-top: 0.5rem;
    text-align: center;
  }

  .hero-title {
    font-size: 2rem;
    line-height: 1.2;
  }

  .hero-lead {
    font-size: 1rem;
  }
}