/* ================================================================
   INSEGN.AI — Isometric Voxel Design System
   Cream background, Space Mono, teal/pink accents
================================================================ */

/* ---- GOOGLE FONT ---- */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400;1,700&display=swap');

/* ---- DESIGN TOKENS ---- */
:root {
  --bg: #fbf4e2;
  --bg-warm: #ede4c4;
  --bg-card: #f8f2de;

  --text-primary: #1A2E35;
  --text-secondary: #4A5C64;
  --text-muted: #7A8C94;

  --accent-teal: #00C896;
  --accent-teal-dark: #00A67A;
  --accent-teal-glow: rgba(0, 200, 150, 0.25);
  --accent-teal-light: rgba(0, 200, 150, 0.08);

  --accent-pink: #FF3769;
  --accent-pink-dark: #E02858;
  --accent-pink-glow: rgba(255, 55, 105, 0.25);
  --accent-pink-light: rgba(255, 55, 105, 0.08);

  --accent-grey: #1A2E35;
  --accent-grey-dark: #122126;
  --accent-grey-light: rgba(26, 46, 53, 0.08);

  --font: 'Space Mono', 'Courier New', monospace;

  --shadow-voxel: 4px 4px 0 rgba(0, 0, 0, 0.12);
  --shadow-voxel-hover: 6px 6px 0 rgba(0, 0, 0, 0.18);
  --shadow-voxel-pressed: 2px 2px 0 rgba(0, 0, 0, 0.1);
  --shadow-soft: 0 8px 32px rgba(26, 46, 53, 0.08);
  --shadow-card: 0 4px 24px rgba(26, 46, 53, 0.06);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --transition: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  font-family: var(--font);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ---- CUSTOM SCROLLBAR (GLOBAL) ---- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: rgba(26, 46, 53, 0.1);
  border-radius: 10px;
  border: 2px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-teal);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(26, 46, 53, 0.1) var(--bg);
}

/* ---- UTILITY ---- */
.hidden {
  display: none !important;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ================================================================
   PARTICLE CANVAS
================================================================ */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ================================================================
   NAVIGATION BAR
================================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(242, 233, 206, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid rgba(26, 46, 53, 0.06);
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(242, 233, 206, 0.95);
  box-shadow: 0 2px 20px rgba(26, 46, 53, 0.08);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  transition: transform var(--transition);
}



.nav-logo-text {
  font-family: var(--font);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-logo-dot {
  font-family: var(--font);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--accent-teal);

}


/* Navigation tiles */
.nav-tiles {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-tile {
  position: relative;
}

.nav-tile a {
  display: block;
  padding: 0.5rem 1rem;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 2px solid rgba(26, 46, 53, 0.1);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-voxel);
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.nav-tile a:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-voxel-hover);
  border-color: var(--accent-teal);
  color: var(--accent-teal-dark);
}

.nav-tile a:active {
  transform: translate(1px, 1px);
  box-shadow: var(--shadow-voxel-pressed);
}

.nav-tile-red a {
  background: var(--accent-pink);
  color: #ffffff;
  border-color: var(--accent-pink-dark);
  box-shadow: 4px 4px 0 var(--accent-pink-dark);
}

.nav-tile-red a:hover {
  background: var(--accent-pink-dark);
  color: #ffffff;
  border-color: var(--accent-pink-dark);
  box-shadow: 6px 6px 0 var(--accent-pink-dark);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ================================================================
   HERO SECTION
================================================================ */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 70px;
  padding-bottom: 0;
  overflow: hidden;
  background: var(--bg);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

/* Hero scene — image + overlay labels */
.hero-scene {
  position: relative;
  width: 100%;
  margin: 0 auto;
}

.hero-scene-img {
  width: 100%;
  display: block;
  image-rendering: auto;
}

/* Overlay word labels */
.hero-label {
  position: absolute;
  font-family: var(--font);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.hero-label-pensa {
  top: 13%;
  left: 3%;
  font-size: clamp(1.2rem, 7vw, 10rem);
  color: var(--accent-teal);
  text-shadow:
    0 0 30px rgba(0, 200, 150, 0.4),
    0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-label-rifletti {
  top: 28%;
  left: 3%;
  font-size: clamp(1.2rem, 7vw, 10rem);
  color: var(--accent-pink);
  text-shadow:
    0 0 30px rgba(255, 55, 105, 0.4),
    0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-label-chiedi {
  top: 43%;
  left: 3%;
  font-size: clamp(1.2rem, 7vw, 10rem);
  color: var(--text-primary);
  text-shadow:
    0 0 20px rgba(26, 46, 53, 0.15),
    0 2px 4px rgba(0, 0, 0, 0.08);
}

/* Tagline below image */
.hero-bottom {
  margin-top: -2rem;
  text-align: center;
}

.hero-tagline {
  font-family: var(--font);
  font-weight: 700;
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 0.25rem;
}

.hero-subtitle {
  font-family: var(--font);
  font-weight: 400;
  font-size: 1rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* CTA Buttons */
.hero-cta {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-voxel {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}

.btn-voxel-pink {
  background: var(--accent-pink);
  color: white;
  box-shadow: 4px 4px 0 var(--accent-pink-dark), 0 0 0 0 var(--accent-pink-glow);
}

.btn-voxel-pink:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--accent-pink-dark), 0 0 24px var(--accent-pink-glow);
}

.btn-voxel-pink:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--accent-pink-dark);
}

.btn-voxel-teal {
  background: var(--accent-teal);
  color: white;
  box-shadow: 4px 4px 0 var(--accent-teal-dark), 0 0 0 0 var(--accent-teal-glow);
}

.btn-voxel-teal:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--accent-teal-dark), 0 0 24px var(--accent-teal-glow);
}

.btn-voxel-teal:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--accent-teal-dark);
}

/* ================================================================
   SECTIONS
================================================================ */
.section-tutti {
  position: relative;
  z-index: 1;
  padding: 6rem 0;
}

.section-title {
  font-family: var(--font);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.section-title-accent {
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-pink));
  margin: 0 auto 1rem;
  border-radius: 2px;
}

.section-subtitle {
  font-family: var(--font);
  font-weight: 400;
  font-size: 1rem;
  color: var(--text-secondary);
  text-align: left;
  max-width: 800px;
  margin: 0 auto 4rem;
  line-height: 1.7;
}

/* Diorama cards grid */
.diorama-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.diorama-card {
  background: var(--bg-card);
  border: 2px solid rgba(26, 46, 53, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-voxel);
  transition: all var(--transition);
  cursor: default;

  /* Scroll reveal default */
  opacity: 0;
  transform: translateY(40px);
}

.diorama-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.diorama-card:nth-child(1).revealed {
  transition-delay: 0ms;
}

.diorama-card:nth-child(2).revealed {
  transition-delay: 150ms;
}

.diorama-card:nth-child(3).revealed {
  transition-delay: 300ms;
}

.diorama-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-voxel-hover), 0 16px 40px rgba(26, 46, 53, 0.1);
  border-color: var(--accent-teal);
}

.diorama-card-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  image-rendering: auto;
  border-bottom: 2px solid rgba(26, 46, 53, 0.06);
  transition: transform var(--transition-slow);
}

.diorama-card:hover .diorama-card-img {
  transform: scale(1.05);
}

.diorama-card-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.diorama-card-title {
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.diorama-card-desc {
  font-family: var(--font);
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.diorama-card-tag {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.25rem 0.6rem;
  font-family: var(--font);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-sm);
}

.tag-teal {
  background: var(--accent-teal-light);
  color: var(--accent-teal-dark);
  border: 1px solid var(--accent-teal);
}

.tag-pink {
  background: var(--accent-pink-light);
  color: var(--accent-pink-dark);
  border: 1px solid var(--accent-pink);
}

/* Nuovo tag Grey */
.tag-grey {
  background: var(--accent-grey-light);
  color: var(--accent-grey-dark);
  border: 1px solid var(--accent-grey);
}

/* ================================================================
   FOOTER
================================================================ */
.footer {
  position: relative;
  z-index: 1;
  padding: 3rem 0;
  border-top: 2px solid rgba(26, 46, 53, 0.06);
  text-align: center;
}

.footer-text {
  font-family: var(--font);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-text a {
  color: var(--accent-teal);
  transition: color var(--transition);
}

.footer-text a:hover {
  color: var(--accent-teal-dark);
}

/* ================================================================
   FOOTER BRAND LOGO
================================================================ */
.footer-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.brand-circle {
  width: 140px;
  height: 140px;
  background-color: var(--accent-grey);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-voxel);
  transition: transform var(--transition);
  cursor: pointer;
}

.brand-circle:hover {
  transform: scale(1.05) rotate(3deg);
  box-shadow: var(--shadow-voxel-hover);
}

.brand-text {
  font-family: var(--font);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--bg);
  letter-spacing: -0.02em;
}

.brand-dot {
  color: var(--accent-teal);
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.social-link {
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  padding: 0.6rem 1.2rem;
  background: var(--bg-card);
  border: 2px solid rgba(26, 46, 53, 0.1);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-voxel);
  transition: all var(--transition);
}

.social-link:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-voxel-hover);
  color: var(--accent-teal-dark);
  border-color: var(--accent-teal);
}

.social-link:active {
  transform: translate(1px, 1px);
  box-shadow: var(--shadow-voxel-pressed);
}

/* ================================================================
   ANIMATIONS
================================================================ */
@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-6px);
  }
}

@keyframes pulse-dot {

  0%,
  100% {
    box-shadow: 0 0 8px var(--accent-teal-glow);
    transform: scale(1);
  }

  50% {
    box-shadow: 0 0 16px var(--accent-teal-glow);
    transform: scale(1.2);
  }
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes loopRotate {
  0% {
    transform: perspective(800px) rotateY(0deg) scale(1);
  }

  25% {
    transform: perspective(800px) rotateY(8deg) scale(1.02);
  }

  50% {
    transform: perspective(800px) rotateY(0deg) scale(1);
  }

  75% {
    transform: perspective(800px) rotateY(-8deg) scale(1.02);
  }

  100% {
    transform: perspective(800px) rotateY(0deg) scale(1);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Reveal transition for scroll-based animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================================
   RESPONSIVE
================================================================ */

/* Tablet */
@media (max-width: 1024px) {



  .diorama-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {

  .nav-tiles {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(242, 233, 206, 0.98);
    border-bottom: 2px solid rgba(26, 46, 53, 0.06);
    padding: 1rem;
    gap: 0.5rem;
    backdrop-filter: blur(12px);
  }

  .nav-tiles.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding-top: 80px;
    min-height: auto;
    padding-bottom: 2rem;
  }

  .hero-inner {
    padding: 0;
  }

  .hero-label {}

  .hero-bottom {
    margin-top: -1rem;
    padding: 0 1rem;
  }

  .btn-voxel {
    padding: 0.75rem 1.25rem;
    font-size: 0.75rem;
  }

  .diorama-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
  }

  .section-tutti {
    padding: 4rem 0;
  }
}

@media (max-width: 480px) {


  .btn-voxel {
    width: 100%;
    justify-content: center;
  }
}

/* Classe per nascondere elementi mantenendo la SEO e l'accessibilità */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ================================================================
   MODAL TOOLS & APP
================================================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(26, 46, 53, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  padding: 2rem;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  position: relative;
  width: 100%;
  max-width: 850px;
  max-height: 85vh;
  background: rgba(251, 244, 226, 0.85);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 
    0 40px 120px rgba(26, 46, 53, 0.25),
    inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  padding: 2.5rem 3rem 2.5rem;
  overflow-y: auto;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  mask-image: linear-gradient(to bottom, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 90%, transparent 100%);
  transform: scale(0.95) translateY(30px);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s ease;
  opacity: 0;
}

/* Hidden scrollbar for Chrome/Safari/Opera */
.modal-container::-webkit-scrollbar {
  display: none;
}

.modal-overlay.open .modal-container {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 2px solid rgba(26, 46, 53, 0.1);
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-voxel);
  z-index: 10;
}

.modal-close:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-voxel-hover);
  background: var(--accent-pink);
  color: white;
  border-color: var(--accent-pink-dark);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-content {
  text-align: center;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 1.5rem;
  text-align: left;
}

.tool-card {
  background: var(--bg-card);
  border: 2px solid rgba(26, 46, 53, 0.08);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-voxel);
  transition: all var(--transition);
  text-align: left;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-voxel-hover);
  border-color: var(--accent-teal);
}

.tool-card-title {
  font-family: var(--font);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.tool-card-desc {
  font-family: var(--font);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex-grow: 1;
}

.tool-card-tags {
  margin: 1rem 0;
}

.tool-btn {
  margin-top: auto;
  text-align: center;
  justify-content: center;
  width: 100%;
}

.tool-card-soon {
  opacity: 0.7;
  filter: grayscale(0.5);
}

.tool-card-soon:hover {
  transform: none;
  box-shadow: var(--shadow-voxel);
  border-color: rgba(26, 46, 53, 0.08);
  cursor: not-allowed;
}

@media (max-width: 900px) {
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }

  .modal-container {
    padding: 2.5rem 1.5rem;
  }
}