:root {
    --color-primary-1: #7DDEB0;
    --color-primary-2: #80d690;
    --color-primary-3: #71e1c1;
    --color-primary-4: #8de3a0;
    --color-primary-5: #62e4d1;
    --color-secondary-1: #953BF5;
    --color-secondary-2: #050606;
    --color-secondary-3: #57d8df;
    --color-secondary-4: #4fc0c7;
    --color-secondary-5: #34a6d4;
    --color-dark-bg: #020112;
    --color-light-bg: #f8f9fa;
    --color-dark-text: #f8f9fa;
    --color-light-text: #212529;
    --header-bg-light: var(--color-light-bg);
    --header-bg-dark: var(--color-dark-bg);
    --header-border-light: rgba(0, 0, 0, 0.1);
    --header-border-dark: rgba(255, 255, 255, 0.1);
    --logo-max-height: 30px;
    --logo-max-height-scrolled: 30px;
    --theme-switch-size: 38px;
    --header-height-mobile: 70px;
    --header-min-height-mobile: 70px;
    --bs-gutter-x: 1.5rem;
    --bs-container-max-width: 1140px;
}

[data-bs-theme="light"] {
    --bs-body-bg: var(--color-light-bg);
    --bs-body-color: var(--color-light-text);
    --header-bg: var(--header-bg-light);
    --header-border-color: var(--header-border-light);
    --navbar-link-color: rgba(0, 0, 0, 0.7);
    --navbar-link-hover-color: rgba(0, 0, 0, 0.9);
    --navbar-toggler-icon-color: rgba(0, 0, 0, 0.7);
    --theme-switch-border-color: var(--color-secondary-2);
    --theme-switch-bg-color: var(--color-light-bg);
    --theme-switch-icon-color: var(--color-dark-bg);
}

[data-bs-theme="dark"] {
    --bs-body-bg: var(--color-dark-bg);
    --bs-body-color: var(--color-dark-text);
    --header-bg: var(--header-bg-dark);
    --header-border-color: var(--header-border-dark);
    --navbar-link-color: rgba(255, 255, 255, 0.7);
    --navbar-link-hover-color: rgba(255, 255, 255, 0.9);
    --navbar-toggler-icon-color: rgba(255, 255, 255, 0.7);
    --theme-switch-border-color: var(--color-primary-1);
    --theme-switch-bg-color: var(--color-dark-bg);
    --theme-switch-icon-color: var(--color-light-bg);
}[data-bs-theme="dark"] .navbar {
    --bs-navbar-color: var(--navbar-link-color);
    --bs-navbar-hover-color: var(--navbar-link-hover-color);
    --bs-navbar-toggler-icon-bg: none;
    --bs-navbar-toggler-border-color: var(--header-border-dark);
}

[data-bs-theme="dark"] .nav-link.active {
    color: var(--color-primary-1) !important;
}[data-bs-theme="dark"] #theme-switcher:hover {
    background-color: var(--color-primary-3) !important;
    color: var(--color-dark-bg) !important;
    border-color: var(--color-primary-3) !important;
}

#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bs-body-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
    pointer-events: all;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

#preloader .spinner-border {
    width: 3rem;
    height: 3rem;
    color: var(--color-secondary-1);
}

[data-bs-theme="dark"] #preloader .spinner-border {
     color: var(--color-primary-1);
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    padding-top: 0 !important;
}

h1 {
     font-family: 'Bebas Neue', sans-serif;
     font-weight: 400;
     font-style: normal;
     letter-spacing: 1px;
}

p, li {
     font-family: 'PT Sans', sans-serif;
     font-weight: 400;
     font-style: normal;
     font-size: 18px;
}

#page-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1030;
    transform: translateY(0);
    transition: transform 0.4s ease-in-out;
}

#page-header.header-hidden {
    transform: translateY(-100%);
}

#main-navbar {
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--header-border-color);
    transition: background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

body.scrolled #main-navbar {
     box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}

[data-bs-theme="dark"].scrolled #main-navbar {
     box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

#site-logo {
    max-height: var(--logo-max-height);
    height: auto;
    width: auto;
    object-fit: contain;
    vertical-align: middle;
}

.navbar-brand {
    padding-top: 5px;
    padding-bottom: 0;
}

.navbar-nav .nav-link {
    color: var(--navbar-link-color);
    transition: color 0.2s ease;
    font-weight: 500;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
    text-align: center;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: var(--navbar-link-hover-color);
}

.navbar-nav .nav-link.active {
    color: var(--color-secondary-2);
    font-weight: 700;
}

.navbar-toggler {
    border: none;
    font-size: 1.25rem;
    color: var(--navbar-toggler-icon-color);
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: none !important;
}

.navbar-toggler-icon-custom {
    display: inline-block;
    position: relative;
    width: 1.2em;
    height: 1.2em;
    vertical-align: middle;
}

.navbar-toggler-icon-custom .icon-open,
.navbar-toggler-icon-custom .icon-close {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg);
    transition: opacity 0.2s ease-in-out, transform 0.3s ease-in-out;
    color: inherit;
}

.navbar-toggler.collapsed .navbar-toggler-icon-custom .icon-close {
     opacity: 0;
     transform: translate(-50%, -50%) rotate(-90deg);
}

.navbar-toggler.collapsed .navbar-toggler-icon-custom .icon-open {
     opacity: 1;
     transform: translate(-50%, -50%) rotate(0deg);
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon-custom .icon-open {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(90deg);
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon-custom .icon-close {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0deg);
}

#theme-switcher {
    border-radius: 50%;
    width: var(--theme-switch-size);
    height: var(--theme-switch-size);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--theme-switch-border-color);
    background-color: var(--theme-switch-bg-color);
    color: var(--theme-switch-icon-color);
    padding: 0;
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.2s ease;
    box-shadow: none;
}

#theme-switcher:hover {
     box-shadow: 0 0 5px rgba(from var(--theme-switch-border-color) r g b / 0.5);
}[data-bs-theme="light"] #theme-switcher:hover {
    background-color: #e9ecef;
}

#theme-switcher i {
    transition: opacity 0.3s ease;
    font-size: 0.9rem;
}

body.scrolled #site-logo {
    max-height: var(--logo-max-height-scrolled);
}

/* Scroll flickering fix */
#main-content {
    position: relative;
    z-index: 2;
    background-color: transparent !important;
    padding-top: 90px;
}

#main-content .container {
    position: relative;
    z-index: 3;
    padding-top: 2rem;
    padding-bottom: 2rem;
    background-color: transparent !important;
    padding-left: var(--bs-gutter-x, 0.75rem);
    padding-right: var(--bs-gutter-x, 0.75rem);
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

#main-navbar .navbar-brand {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 50%;
  transform: translate(-50%, -50%);
}

#main-navbar .navbar-nav {
  flex: 1;
}

.hero-section {
  padding: 6rem 10rem;
  color: var(--bs-body-color);
}

.hero-section .row {
  align-items: center;
  justify-content: space-between;
}

.hero-section .metrics .metric {
  text-align: left;
}

.hero-section .metrics .metric h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-1);
  margin-bottom: 0.25rem;
}

.hero-section .metrics .metric p {
  font-size: 1rem;
  margin: 0;
  opacity: 0.8;
}

.hero-section .btn-primary {
  background-color: var(--color-primary-1);
  border-color: transparent;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.hero-section .btn-primary i {
  transition: transform 0.2s ease;
}

.hero-section .btn-primary:hover {
  background-color: #5acda3;
}

.hero-section .btn-primary:hover i {
  transform: translateX(4px);
}

.hero-copy .badge {
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  border-radius: 20px;
  background-color: rgba(24, 2, 55, 0.8);
}

.hero-copy h1 {
  color: var(--color-primary-1);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-copy p {
  line-height: 1.6;
  margin-bottom: 1rem;
  opacity: 0.9;
}

[data-bs-theme="light"] .hero-section .metrics .metric h2,
[data-bs-theme="light"] .hero-copy h1 {
    color: #2596be;
}

#principles {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

/* Glassmorphism Dark */
.principles .principle-card {
  position: relative;
  border-radius: 1.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  background-clip: padding-box;
  background: rgba(255, 255, 255, 0.03) !important;
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Glassmorphism Light */
[data-bs-theme="light"] .principles .principle-card {
    background: rgba(255, 255, 255, 0.6) !important;
    border: 1px solid rgba(0, 0, 0, 0.05) !important;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
}

.principles .principle-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-primary-1) !important;
  box-shadow: 0 15px 45px rgba(125, 222, 176, 0.2);
}

[data-bs-theme="light"] .principles .principle-card:hover {
    border-color: #2596be !important;
    box-shadow: 0 15px 45px rgba(37, 150, 190, 0.2);
}

.principle-card .card-title {
  font-family: 'Squada One', sans-serif;
  font-size: 2.5rem;
  margin-bottom: 1rem;
  margin-top: 0;
  background: none;
  color: var(--bs-body-color);
}

.principle-card .card-text {
  line-height: 1.6;
  opacity: 0.9;
  color: var(--bs-body-color);
}

.services {
  position: relative;
  padding: 6rem 1rem;
  color: var(--bs-body-color);
}

.services .service-icon {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border: 2px solid var(--color-primary-1);
  padding: 4px;
  background: var(--color-dark-bg);
  transition: transform 0.3s ease;
  margin-left:-30px;
  cursor: pointer;
}

.services .service-icon:hover {
  transform: scale(1.2);
}

.services .section-title {
  font-family: 'Squada One', sans-serif;
  font-size: 2.5rem;
  color: var(--bs-body-color);
  margin-bottom: 0.5rem;
}

.service-item {
    padding-bottom: 10px;
    min-height: auto;
}

.service-item .fw-bold {
    padding-top: 10px;
    color: var(--color-primary-1);
}[data-bs-theme="light"] .service-item .fw-bold {
    color: #2596be;
}

.service-item .feature-img{
  object-fit: cover;
  height: 250px;
  width: 250px;
  border-radius: 10rem;
  border: 4px solid var(--color-primary-1);
}[data-bs-theme="light"] .services .service-icon,
[data-bs-theme="light"] .service-item .feature-img {
    border-color: #2596be;
}

.services .lead {
  line-height: 1.6;
  opacity: 0.9;
}

#approach {
  position: relative;
  padding: 6rem 1rem;
}

#approach .section-title {
  font-family: 'Squada One', sans-serif;
  color: var(--bs-body-color);
  margin-bottom: 1rem;
}

#approach .lead {
  opacity: 0.9;
  color: var(--bs-body-color)
;}

#approach .approach-list li {
  margin-bottom: 1rem;
  color: var(--bs-body-color);
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.3s, color 0.3s;
}

#approach .approach-list li.active {
  opacity: 1;
  color: var(--color-primary-1);
  font-weight: 600;
}[data-bs-theme="light"] #approach .approach-list li.active {
    color: #2596be;
}

.slider-wrapper {
  max-width: 400px;
  margin: 0 auto;
}

.slider-wrapper img {
  width: 100%;
  border-radius: 1rem;
  border-bottom: 4px solid var(--color-primary-1);
}

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--color-primary-1);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bs-body-color);
  transition: background 0.3s;
}

.slider-nav:hover {
  background: rgba(0,0,0,0.8);
}

.prev-nav {
  left: 1rem;
}

.next-nav {
  right: 1rem;
}

#contact .section-title {
  font-family: 'Squada One', sans-serif;
  color: var(--bs-body-color);
  margin-bottom: 1rem;
}

#contact .lead {
  opacity: 0.9;
  color: var(--bs-body-color)
;}

@media (min-width: 992px) {
   #main-navbar .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
   }
   #main-navbar .navbar-nav {
       flex-direction: row;
   }
   .navbar-nav .nav-link {
        text-align: left;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
    
    [data-bs-theme="light"] .gradient-bar {
       display: block;
       background: linear-gradient(to bottom, transparent 0%, transparent 100%);
   }

   #main-content .container {
       max-width: var(--bs-container-max-width);
       margin-top: 0;
   }[data-bs-theme="dark"] #main-content .container {
        margin-top: 2rem;
    }
}

@media (max-width: 991.98px) {
    #page-header, #main-navbar {
        height: var(--header-height-mobile) !important;
        min-height: var(--header-min-height-mobile) !important;
    }

    #main-navbar .container-fluid {
        height: 100%;
        position: relative;
        display: flex;
        align-items: center;
        padding: 0 1rem;
    }

    .navbar-toggler {
        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1031;
    }

    #main-navbar .navbar-brand {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        z-index: 1029; 
        pointer-events: none;
    }
    
    #main-navbar .navbar-brand #site-logo {
        pointer-events: auto;
    }

    #theme-switcher {
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1031;
    }

    #site-logo, body.scrolled #site-logo {
        max-height: 30px !important;
        height: 30px !important;
    }

    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--header-bg);
        border-top: 1px solid var(--header-border-color);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        z-index: 1029;
    }

    [data-bs-theme="dark"] .navbar-collapse {
        box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    }

    .navbar-nav {
        padding: 1rem 0;
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1.5rem;
        border-bottom: 1px solid var(--header-border-color);
    }

    .navbar-nav .nav-link:last-child {
        border-bottom: none;
    }

    .hero-section {
        text-align: center;
        padding: 4rem 1rem;
    }
    .hero-section .metrics {
        flex-direction: row;
        justify-content: center;
        margin-bottom: 2rem;
    }
    .hero-section .metrics .metric {
        margin: 0 1.5rem;
    }
    .hero-section .hero-copy,
    .hero-section .metrics {
        width: 100%;
    }
    .hero-copy h1 {
        font-size: 2.5rem;
    }

    .principles .principle-card {
        margin: 0 auto;
        max-width: 400px;
    }

    .services .service-icon {
        width: 40px;
        height: 40px;
    }
    .services .section-title {
        font-size: 2rem;
    }

    .service-item {
        text-align: center;
        margin-bottom: 3rem;
    }

    .service-item .feature-img {
        width: 125px;
        height: 125px;
        margin-bottom: 1rem;
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

    .service-item .fw-bold {
        text-align: center;
    }

    .service-item p,
    .service-item ul {
        text-align: left;
    }

    .service-item img.img-fluid:not(.feature-img),
    .service-item video {
        margin: 0 auto;
        display: block;
        max-width: 100%;
    }

    .slider-nav {
        width: 32px;
        height: 32px;
    }
    #approach .approach-list li {
        font-size: 0.95rem;
    }
    
    /* Responsive adjustment for Orb */
    .orb-hero-wrapper {
        min-height: 300px !important;
    }
}

@media (max-width: 576px) {
    :root {
        --header-height-mobile: 65px;
        --header-min-height-mobile: 65px;
    }
    
    #site-logo, body.scrolled #site-logo {
        max-height: 25px !important;
        height: 25px !important;
    }
    
    #theme-switcher {
        width: 35px;
        height: 35px;
    }
    
    .navbar-toggler {
        width: 35px;
        height: 35px;
    }
}

footer.footer-fixed {
    width: 100%;
    background-color: transparent; 
    border-top: 1px solid var(--header-border-color);
    padding-top: 2rem;
    padding-bottom: 2rem;
    margin-top: 4rem;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

footer.footer-fixed small {
    color: var(--bs-body-color);
    opacity: 0.7;
    font-size: 0.85rem;
}

footer.footer-fixed a {
    color: var(--bs-body-color);
    opacity: 0.8;
    text-decoration: none;
    transition: opacity 0.2s ease, color 0.2s ease;
    font-size: 0.85rem;
}

footer.footer-fixed a:hover {
    opacity: 1;
    text-decoration: underline;
}

[data-bs-theme="dark"] footer.footer-fixed a:hover {
    color: var(--color-primary-1); 
    text-decoration: none;
}

/* =========================================
   FUTURISTIC ORB & ANIMATIONS UPGRADES
   ========================================= */

:root {
    --orb-base-hue: 196; /* Azzurro per Light Mode */
}

[data-bs-theme="dark"] {
    --orb-base-hue: 151; /* Verde per Dark Mode */
}

/* Contenitore dedicato alla Sfera per sostituire lo spazio occupato dall'immagine rimossa */
.orb-hero-wrapper {
    min-height: 450px;
}

#orb-container {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    z-index: 0; 
    pointer-events: none; 
}

.orb-wrap {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    transform-style: preserve-3d;
    perspective: 1000px;
    /* Rotazione solo su asse Y per evitare l'oscillazione verticale e farlo girare centrato */
    animation: rotateOrb 14s infinite linear;
}

@keyframes rotateOrb {
    100% { transform: rotateY(360deg); } 
}

.orb-wrap .c {
    position: absolute;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    opacity: 0;
    box-shadow: 0 0 6px currentColor;
}

/* Animazione Fluttuante applicata al Wrapper che contiene la Sfera */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.floating-wrapper {
    animation: float 6s ease-in-out infinite;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    visibility: hidden;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

/* Fix z-index per footer e sezioni */
#hero, #principles, #what, #approach, #contact, footer {
    position: relative;
    z-index: 2;
}