/* ==========================================================================
   ALEPIRO85.COM - Official Showcase & Portfolio
   Design: Modern Cartoon Tech & Oceanic Deep Dive
   Author: alepiro85
   ========================================================================== */

/* --- 0. Font ospitato sul sito (Outfit, licenza SIL OFL 1.1): unico carattere del sito --- */

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url('../fonts/outfit-latin-ext-wght-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url('../fonts/outfit-latin-wght-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* --- 1. Variables & Design Tokens --- */

:root {
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Color Palette: Ocean Depths & Bioluminescent Neons */
  --ocean-surface: #0a2540;
  --ocean-mid: #06182c;
  --ocean-deep: #030f1d;
  --ocean-abyss: #020810;

  --cyan-primary: #00f2fe;
  --cyan-secondary: #4facfe;
  --cyan-glow: rgba(0, 242, 254, 0.4);

  --coral-orange: #ff7657;
  --coral-pink: #ff5e7e;
  --gold-accent: #ffb830;
  --emerald-mint: #05dfa5;

  --text-main: #f0f7ff;
  --text-muted: #9ab4d0;
  --text-dark: #091a2b;

  /* Glassmorphism & Cartoon Borders */
  --glass-bg: rgba(9, 29, 54, 0.65);
  --glass-border: rgba(0, 242, 254, 0.18);
  --glass-hover: rgba(14, 42, 77, 0.85);
  --glass-card: rgba(13, 34, 61, 0.72);

  --cartoon-radius: 28px;
  --cartoon-radius-sm: 18px;
  --cartoon-radius-lg: 38px;

  --shadow-cartoon: 0 14px 35px -8px rgba(2, 8, 16, 0.65);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.35);
  --shadow-coral: 0 10px 25px rgba(255, 118, 87, 0.35);

  --transition-bounce: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: all 0.28s ease-in-out;
}

/* --- 2. Base Reset & Typography --- */

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

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

body {
  font-family: var(--font-body);
  background-color: var(--ocean-deep);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Pulsanti e campi dei form usano lo stesso carattere del sito (non quello di sistema) */
button,
input,
select,
textarea {
  font-family: inherit;
}

/* Background layers */

.ocean-ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle at 50% 10%, #0d3866 0%, #06182c 45%, #020810 100%);
  transition: background 0.8s ease;
}

/* Ambient sun rays overlay */

.sun-rays {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60vh;
  background: radial-gradient(ellipse at 50% -20%, rgba(0, 242, 254, 0.15) 0%, rgba(79, 172, 254, 0.05) 50%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

/* Canvas for animated rising bubbles */

#bubble-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

/* Typography elements */

h1,
h2,
h3,
h4 {
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  font-weight: 700;
}

a {
  color: var(--cyan-primary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

/* --- 3. Depth Meter Floating Widget --- */

.depth-meter-widget {
  position: fixed;
  right: 24px;
  bottom: 30px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 12px 14px;
  border-radius: 40px;
  border: 1.5px solid var(--glass-border);
  box-shadow: var(--shadow-cartoon);
  transition: var(--transition-bounce);
}

.depth-meter-widget:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: var(--cyan-primary);
}

.depth-icon {
  font-size: 1.3rem;
  animation: floatSubmarine 3s ease-in-out infinite alternate;
}

.depth-gauge {
  width: 6px;
  height: 65px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.depth-bar {
  width: 100%;
  height: 0%;
  background: linear-gradient(to top, var(--cyan-primary), #4facfe);
  border-radius: 10px;
  position: absolute;
  top: 0;
  transition: height 0.2s ease-out;
}

.depth-text {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--cyan-primary);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.sound-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  margin-top: 4px;
  transition: var(--transition-bounce);
  padding: 4px;
  border-radius: 50%;
}

.sound-toggle-btn:hover {
  color: var(--gold-accent);
  transform: scale(1.2);
}

/* --- 4. Navigation Header --- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110; /* sopra il widget profondità (100), così il menu mobile aperto lo copre */
  padding: 16px 28px;
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(3, 15, 29, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  padding: 12px 28px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-puffer {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold-accent);
  box-shadow: 0 4px 15px rgba(255, 184, 48, 0.4);
  transition: var(--transition-bounce);
}

.brand-logo:hover .brand-puffer {
  transform: scale(1.1) rotate(-8deg);
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-body);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.brand-name .highlight {
  color: var(--cyan-primary);
}

.brand-tagline {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 6px 4px;
  transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link.active::after,
.nav-link:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan-primary), var(--emerald-mint));
  border-radius: 4px;
}

/* --- Multilevel Projects Dropdown (Desktop & Base) --- */

.nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.nav-dropdown-btn {
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 600;
  padding: 6px 4px;
  transition: var(--transition-smooth);
}

.nav-dropdown-btn:hover,
.nav-dropdown:hover .nav-dropdown-btn,
.nav-dropdown.active .nav-dropdown-btn {
  color: #fff;
}

.dropdown-arrow {
  font-size: 0.72rem;
  transition: transform 0.25s ease;
  display: inline-block;
}

.nav-dropdown:hover .dropdown-arrow,
.nav-dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
  color: var(--cyan-primary);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: rgba(3, 15, 30, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1.5px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--cartoon-radius-sm);
  padding: 12px;
  min-width: 320px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.65), 0 0 24px rgba(0, 242, 254, 0.15);
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s;
  /* Breve ritardo in chiusura: tollera movimenti del mouse in diagonale */
  transition-delay: 0.15s;
  z-index: 100;
}

/* Ponte invisibile sullo spazio tra il pulsante "Progetti" e la tendina:
   senza, attraversandolo con il mouse si perde l'hover e la tendina si chiude */

.nav-dropdown-menu::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -16px;
  height: 16px;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition-delay: 0s;
}

.dropdown-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan-primary);
  padding: 6px 10px 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dropdown-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 6px 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: 12px;
  text-decoration: none;
  color: #d8e7f5;
  transition: all 0.2s ease;
  background: transparent;
}

.dropdown-item:hover,
.dropdown-item.active {
  background: rgba(0, 242, 254, 0.12);
  color: #ffffff;
  transform: translateX(3px);
}

.dropdown-item-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.dropdown-item-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.dropdown-item-title {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

.dropdown-item-desc {
  font-size: 0.73rem;
  color: var(--text-muted);
  line-height: 1.2;
}

/* Subpage Hero & Content Utilities */

.subpage-hero {
  padding: 130px 24px 50px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.subpage-hero-container {
  max-width: 900px;
  margin: 0 auto;
}

.subpage-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 242, 254, 0.12);
  border: 1.5px solid var(--cyan-primary);
  color: var(--cyan-primary);
  padding: 6px 18px;
  border-radius: 30px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.subpage-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: #fff;
  font-family: var(--font-body);
  margin-bottom: 16px;
  line-height: 1.2;
}

.subpage-lead {
  font-size: 1.12rem;
  color: #d8e7f5;
  line-height: 1.7;
  max-width: 780px;
  margin: 0 auto 28px;
}

.subpage-content-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 80px;
  position: relative;
  z-index: 2;
}

/* --- Gear Detail Card & Product Showcase --- */

.gear-detail-card {
  background: var(--glass-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 2px solid rgba(0, 242, 254, 0.25);
  border-radius: var(--cartoon-radius-lg);
  box-shadow: var(--shadow-cartoon), 0 0 35px rgba(0, 242, 254, 0.12);
  padding: 44px;
  display: grid;
  grid-template-columns: minmax(320px, 460px) 1fr;
  gap: 48px;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.gear-image-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gear-img-frame {
  position: relative;
  border-radius: var(--cartoon-radius);
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, #0d2a4a 0%, #051426 100%);
  border: 1.5px solid rgba(0, 242, 254, 0.3);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.gear-product-img {
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: contain;
  display: block;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.gear-img-frame:hover .gear-product-img {
  transform: scale(1.04);
}

.gear-watermark-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(3, 15, 29, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(0, 242, 254, 0.3);
  color: var(--cyan-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  z-index: 3;
}

/* Gallery Thumbnails */

.gear-gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.gear-thumb-btn {
  background: rgba(4, 18, 34, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 6px;
  cursor: pointer;
  transition: var(--transition-bounce);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
}

.gear-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  opacity: 0.75;
  transition: opacity 0.25s ease;
}

.gear-thumb-btn:hover,
.gear-thumb-btn.active {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.35);
  transform: translateY(-2px);
}

.gear-thumb-btn:hover img,
.gear-thumb-btn.active img {
  opacity: 1;
}

.gear-info-col {
  display: flex;
  flex-direction: column;
}

.gear-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid var(--cyan-primary);
  color: var(--cyan-primary);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  align-self: flex-start;
}

.gear-title {
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  color: #fff;
  font-family: var(--font-body);
  margin-bottom: 8px;
}

.gear-tagline {
  font-size: 1.05rem;
  color: var(--gold-accent);
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.4;
}

.gear-description {
  color: #d8e7f5;
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.gear-specs-table {
  background: rgba(4, 18, 34, 0.65);
  border: 1px solid rgba(0, 242, 254, 0.15);
  border-radius: var(--cartoon-radius-sm);
  padding: 16px 20px;
  margin-bottom: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gear-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.gear-spec-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.gear-spec-row .spec-label {
  color: var(--text-muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.gear-spec-row .spec-value {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
}

.gear-actions-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* 3-in-1 Features Grid */

.usecases-section {
  margin-bottom: 50px;
}

.usecases-title-wrap {
  text-align: center;
  margin-bottom: 30px;
}

.usecases-title {
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-family: var(--font-body);
  color: #fff;
  margin-bottom: 8px;
}

.usecases-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 680px;
  margin: 0 auto;
}

.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.usecase-card {
  background: var(--glass-card);
  backdrop-filter: blur(18px);
  border: 1.5px solid rgba(0, 242, 254, 0.2);
  border-radius: var(--cartoon-radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-bounce);
  box-shadow: var(--shadow-cartoon);
}

.usecase-card:hover {
  transform: translateY(-8px);
  border-color: var(--cyan-primary);
  box-shadow: var(--shadow-cartoon), 0 0 30px rgba(0, 242, 254, 0.25);
}

.usecase-card.highlight-card {
  border-color: rgba(255, 118, 87, 0.4);
  background: linear-gradient(145deg, rgba(13, 34, 61, 0.85) 0%, rgba(35, 20, 36, 0.85) 100%);
}

.usecase-card.highlight-card:hover {
  border-color: var(--coral-orange);
  box-shadow: var(--shadow-cartoon), 0 0 30px rgba(255, 118, 87, 0.3);
}

.usecase-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.usecase-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(0, 242, 254, 0.12);
  border: 1.5px solid var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.highlight-card .usecase-icon-box {
  background: rgba(255, 118, 87, 0.15);
  border-color: var(--coral-orange);
}

.usecase-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--cyan-primary);
  margin-bottom: 4px;
}

.highlight-card .usecase-badge {
  color: var(--coral-orange);
}

.usecase-card h4 {
  font-family: var(--font-body);
  font-size: 1.25rem;
  color: #fff;
  line-height: 1.3;
}

.usecase-desc {
  color: #d8e7f5;
  font-size: 0.94rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

.usecase-features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 14px;
}

.usecase-features-list li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.45;
}

.usecase-features-list li strong {
  color: #fff;
}

/* Ergonomic Highlight Banner */

.ergo-banner {
  background: linear-gradient(135deg, rgba(8, 30, 56, 0.88) 0%, rgba(5, 20, 38, 0.95) 100%);
  border: 2px solid rgba(0, 242, 254, 0.28);
  border-radius: var(--cartoon-radius);
  padding: 36px 38px;
  margin-bottom: 50px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 32px;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-cartoon);
}

.ergo-banner-text h3 {
  font-family: var(--font-body);
  font-size: 1.55rem;
  color: #fff;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ergo-banner-text p {
  color: #d8e7f5;
  font-size: 0.96rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

.ergo-pills-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.ergo-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.3);
  color: var(--cyan-primary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
}

.ergo-banner-img-wrap {
  border-radius: 18px;
  overflow: hidden;
  border: 1.5px solid rgba(0, 242, 254, 0.25);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
  background: #06182c;
}

.ergo-banner-img-wrap img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

/* Responsive for Gear Detail */

@media (max-width: 992px) {
  .gear-detail-card {
    grid-template-columns: 1fr;
    padding: 30px 24px;
    gap: 32px;
  }

  .usecases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .ergo-banner {
    grid-template-columns: 1fr;
    padding: 28px 22px;
  }

  .ergo-banner-img-wrap {
    max-width: 320px;
    margin: 0 auto;
  }
}

/* Coming Soon Project Card */

.nav-kofi-btn {
  background: linear-gradient(135deg, #FF5E5B, #ff8a5c);
  color: #fff !important;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 30px;
  box-shadow: 0 6px 20px rgba(255, 94, 91, 0.45);
  transition: var(--transition-bounce);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.nav-kofi-btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 12px 30px rgba(255, 94, 91, 0.7);
  color: #fff !important;
}

.nav-kofi-btn .kofi-icon {
  font-size: 1.15rem;
  animation: cupWiggle 2.5s infinite ease-in-out;
}

@keyframes cupWiggle {
  0%,
  100% {
    transform: rotate(0deg);
  }

  10%,
  30% {
    transform: rotate(-10deg);
  }

  20%,
  40% {
    transform: rotate(10deg);
  }

  50% {
    transform: rotate(0deg);
  }
}

.header-right-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  min-width: 40px;
  padding: 0;
  background: rgba(8, 28, 54, 0.85);
  border: 1.5px solid var(--cyan-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-bounce);
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.22);
  overflow: hidden;
  line-height: 1;
}

.lang-switch-btn:hover {
  transform: translateY(-2px) scale(1.1);
  background: rgba(0, 242, 254, 0.2);
  border-color: #fff;
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.5);
}

.lang-flag-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  pointer-events: none;
}

.lang-flag-icon svg {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: block;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
}

/* --- 5. Main Hero Section --- */

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--cyan-primary);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.badge-pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--emerald-mint);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--emerald-mint);
  animation: pulseDot 2s infinite;
}

.gradient-text-ocean {
  background: linear-gradient(135deg, #ffffff 15%, var(--cyan-primary) 60%, #4facfe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan-primary), #00c6ff);
  color: var(--text-dark);
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: var(--cartoon-radius);
  box-shadow: var(--shadow-glow);
  transition: var(--transition-bounce);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 242, 254, 0.5);
  color: var(--text-dark);
}

.btn-secondary {
  background: var(--glass-bg);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--cartoon-radius);
  border: 1.5px solid var(--glass-border);
  backdrop-filter: blur(10px);
  transition: var(--transition-bounce);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.btn-secondary:hover {
  background: var(--glass-hover);
  border-color: var(--cyan-primary);
  transform: translateY(-3px);
  color: #ffffff;
}

/* --- 5D. Pagina 404 --- */

.error-hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-code {
  font-family: var(--font-body);
  font-size: clamp(5rem, 16vw, 9rem);
  font-weight: 700;
  line-height: 1;
  margin: 12px 0 4px;
  background: linear-gradient(135deg, #ffffff 10%, var(--cyan-primary) 55%, #4facfe 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

/* --- 5C. Homepage: griglia progetti (app 2x2 + progetti 3D 1x1) --- */

.home-intro {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
  padding: 130px 24px 40px;
  text-align: center;
}

.home-title {
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  line-height: 1.1;
  color: #fff;
  margin-bottom: 18px;
}

.home-title .gradient-text-ocean {
  display: inline-block;
}

.home-lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
}

.home-lead strong {
  color: #fff;
}

.home-bento-wrap {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 90px;
}

.home-bento {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

/* Card app Deeper: occupa 2 colonne x 2 righe */

.bento-app {
  grid-column: span 2;
  grid-row: span 2;
  position: relative;
  overflow: hidden;
  display: flex;
  border-radius: var(--cartoon-radius-lg);
  border: 1.5px solid rgba(0, 242, 254, 0.35);
  background:
    radial-gradient(circle at 85% 90%, rgba(0, 242, 254, 0.22), transparent 55%),
    radial-gradient(circle at 10% 0%, rgba(79, 172, 254, 0.18), transparent 50%),
    linear-gradient(160deg, #0d2f55, #041222);
  box-shadow: var(--shadow-cartoon), 0 0 40px rgba(0, 242, 254, 0.12);
  min-height: 100%;
}

.bento-app-text {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 36px;
  max-width: 60%;
}

.bento-app-head {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bento-app-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}

.bento-kicker {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan-primary);
}

.bento-app-title {
  font-family: var(--font-body);
  font-size: 2.3rem;
  line-height: 1;
  color: #fff;
}

.bento-app-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.bento-app-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: #d8e7f5;
}

.bento-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.bento-chips li {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cyan-primary);
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: 20px;
  padding: 5px 12px;
}

.bento-app-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.bento-store-btn {
  padding: 8px 16px;
}

.bento-store-btn .store-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.bento-store-btn .store-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
}

.bento-store-btn .store-main {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
}

.bento-app-visual {
  position: absolute;
  right: -10px;
  bottom: -70px;
  width: 46%;
  height: 92%;
  pointer-events: none;
}

.bento-phone {
  position: absolute;
  width: 62%;
  height: auto;
  border-radius: 26px;
  border: 5px solid #1a324d;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

.bento-phone-front {
  right: 8%;
  bottom: 0;
  transform: rotate(-4deg);
  z-index: 2;
}

.bento-phone-back {
  right: 46%;
  bottom: 70px;
  transform: rotate(-12deg) scale(0.88);
  opacity: 0.55;
}

/* Tile progetti 3D: quadrati 1x1 */

.bento-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--cartoon-radius);
  border: 1.5px solid var(--glass-border);
  background: #0d223d; /* opaco: le bolle non passano attraverso la scheda */
  box-shadow: var(--shadow-cartoon);
  color: inherit;
  text-decoration: none;
  transition: var(--transition-bounce);
}

.bento-tile:hover,
.bento-tile:focus-visible {
  transform: translateY(-6px);
  border-color: var(--cyan-primary);
  box-shadow: var(--shadow-cartoon), var(--shadow-glow);
}

.bento-tile:focus-visible {
  outline: 3px solid var(--cyan-primary);
  outline-offset: 3px;
}

.bento-tile-media {
  flex: 1;
  min-height: 0;
  margin: 10px 10px 0;
  border-radius: calc(var(--cartoon-radius) - 10px);
  overflow: hidden;
  background: #d9dde3;
}

.bento-tile-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.bento-tile:hover .bento-tile-media img {
  transform: scale(1.06);
}

.bento-tile-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 18px 18px;
}

.bento-tile-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gold-accent);
}

.bento-tile-title {
  font-family: var(--font-body);
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
}

.bento-tile-desc {
  font-size: 0.85rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.bento-tile-arrow {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--text-dark);
  background: var(--cyan-primary);
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--transition-smooth);
}

.bento-tile:hover .bento-tile-arrow,
.bento-tile:focus-visible .bento-tile-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Tablet: app a tutta larghezza, progetti 2x2 */

@media (max-width: 1024px) {
  .home-bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bento-app {
    grid-row: auto;
    min-height: 440px;
  }

  .bento-tile {
    aspect-ratio: 4 / 3;
  }
}

/* Telefono: testo dell'app sopra e telefono sotto, progetti 2 per riga */

@media (max-width: 640px) {
  .home-intro {
    padding-top: 110px;
  }

  .home-bento {
    gap: 14px;
  }

  .bento-app {
    flex-direction: column;
    min-height: 0;
  }

  .bento-app-text {
    max-width: none;
    padding: 26px 22px 0;
  }

  .bento-app-title {
    font-size: 2rem;
  }

  .bento-app-visual {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    height: 160px;
    margin-top: 18px;
  }

  .bento-phone {
    width: 44%;
  }

  .bento-phone-front {
    right: 14%;
    bottom: -120px;
  }

  .bento-phone-back {
    right: 46%;
    bottom: -150px;
  }

  .bento-tile {
    aspect-ratio: auto;
  }

  .bento-tile-media {
    flex: none;
    aspect-ratio: 4 / 3;
    margin: 8px 8px 0;
  }

  .bento-tile-body {
    padding: 10px 12px 14px;
  }

  .bento-tile-title {
    font-size: 1.1rem;
  }

  .bento-tile-desc {
    font-size: 0.78rem;
  }

  .bento-tile-tag {
    font-size: 0.65rem;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* --- 7. DEEPER APP SHOWCASE SECTION --- */

.deeper-showcase-box {
  background: var(--glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--cartoon-radius-lg);
  border: 2px solid rgba(0, 242, 254, 0.22);
  box-shadow: var(--shadow-cartoon), 0 0 50px rgba(0, 242, 254, 0.1);
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.store-badge-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #020b16;
  border: 1.5px solid rgba(255, 255, 255, 0.18);
  padding: 10px 20px;
  border-radius: var(--cartoon-radius-sm);
  color: #fff;
  transition: var(--transition-bounce);
}

.store-badge-btn:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-3px);
  color: #fff;
  box-shadow: 0 8px 20px rgba(0, 242, 254, 0.25);
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

/* Feature Interactive Tabs & Phone Simulator Grid */

.deeper-interactive-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 40px;
  align-items: center;
}

/* Feature Navigation Cards */

.feature-tab-item {
  background: rgba(6, 24, 44, 0.6);
  border: 1.5px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--cartoon-radius);
  padding: 20px 24px;
  cursor: pointer;
  transition: var(--transition-bounce);
  display: flex;
  align-items: flex-start;
  gap: 18px;
  text-align: left;
  position: relative;
}

.feature-tab-item:hover {
  background: rgba(10, 37, 68, 0.85);
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateX(6px);
}

.feature-tab-item.active {
  background: linear-gradient(135deg, rgba(14, 47, 85, 0.95), rgba(7, 28, 53, 0.95));
  border-color: var(--cyan-primary);
  box-shadow: 0 10px 30px rgba(0, 242, 254, 0.15);
  transform: translateX(10px);
}

/* --- 7B. Deeper Phone Simulator (markup di deeper.html) --- */

.features-tabs-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tab-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid rgba(0, 242, 254, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.feature-tab-item.active .tab-icon-box {
  background: var(--cyan-primary);
  box-shadow: 0 0 15px var(--cyan-glow);
}

.tab-title {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 4px;
}

.tab-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.interactive-phone-col {
  display: flex;
  justify-content: center;
}

/* Screenshot reali dell'app: uno visibile per volta, scelto dai tab */

.app-shot-frame {
  position: relative;
  width: 340px;
  max-width: 100%;
  aspect-ratio: 576 / 1024;
  border-radius: 30px;
  overflow: hidden;
  border: 1.5px solid rgba(0, 242, 254, 0.35);
  background: #031120;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 242, 254, 0.18);
}

.app-shot-frame .screen-view {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.app-shot-frame .screen-view.active {
  opacity: 1;
  transform: scale(1);
}

/* --- 8. Marine Avatars Showcase Grid --- */

.avatars-feature-block {
  margin-top: 50px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.avatars-block-header {
  text-align: center;
  margin-bottom: 28px;
}

.avatars-block-header h3 {
  font-size: 1.6rem;
  color: #fff;
  margin-bottom: 6px;
}

.avatars-block-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.avatars-scroller {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(102px, 1fr));
  gap: 14px;
  justify-content: center;
}

.avatar-badge-card {
  background: rgba(8, 26, 49, 0.7);
  border: 1.5px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 12px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  cursor: default;
  transition: var(--transition-bounce);
}

.avatar-badge-card:hover {
  background: rgba(14, 46, 85, 0.9);
  border-color: var(--cyan-primary);
  transform: translateY(-6px) scale(1.08);
  box-shadow: 0 10px 20px rgba(0, 242, 254, 0.25);
}

.avatar-badge-img {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.15);
  transition: var(--transition-bounce);
}

.avatar-badge-card:hover .avatar-badge-img {
  border-color: var(--gold-accent);
  transform: rotate(5deg);
}

.avatar-badge-name {
  font-family: var(--font-body);
  font-size: 0.76rem;
  line-height: 1.25;
  color: #fff;
  font-weight: 600;
}

/* --- 9. CHI SONO (ABOUT ME) SECTION --- */

.about-card-container {
  background: var(--glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--cartoon-radius-lg);
  border: 2px solid rgba(0, 242, 254, 0.2);
  padding: 48px;
  box-shadow: var(--shadow-cartoon);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
  align-items: center;
}

.about-avatar-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.about-avatar-frame {
  position: relative;
  width: 280px;
  border-radius: 40px;
  padding: 8px;
  background: linear-gradient(135deg, var(--cyan-primary), var(--coral-orange));
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), var(--shadow-glow);
  transition: var(--transition-bounce);
}

.about-avatar-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 32px;
}

/* Didascalia sotto la foto, dentro la cornice */
.avatar-badge-caption {
  margin-top: 8px;
  padding: 9px 12px;
  border-radius: 12px 12px 32px 32px;
  background: rgba(3, 15, 30, 0.92);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
  text-align: center;
}

.about-avatar-frame:hover {
  transform: rotate(-2deg) scale(1.03);
}

.skills-pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.skill-pill {
  background: rgba(6, 24, 44, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-bounce);
}

.skill-pill:hover {
  background: rgba(0, 242, 254, 0.15);
  border-color: var(--cyan-primary);
  transform: translateY(-2px);
  color: var(--cyan-primary);
}

.about-achievements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.achieve-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- 10. CONTATTAMI (CONTACT) SECTION --- */

.contact-container {
  background: var(--glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--cartoon-radius-lg);
  border: 2px solid rgba(255, 118, 87, 0.25);
  padding: 48px;
  box-shadow: var(--shadow-cartoon), var(--shadow-coral);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 50px;
}

.contact-info-col h3 {
  font-size: 2.1rem;
  color: #fff;
  margin-bottom: 12px;
}

.contact-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 30px;
}

.contact-card-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 30px;
}

.contact-card-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(5, 21, 39, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--cartoon-radius-sm);
  padding: 14px 20px;
  transition: var(--transition-bounce);
  color: #fff;
}

.contact-card-item:hover {
  background: rgba(10, 36, 67, 0.9);
  border-color: var(--coral-orange);
  transform: translateX(6px);
  color: #fff;
}

.contact-icon-bubble {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 118, 87, 0.15);
  border: 1px solid var(--coral-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  color: var(--coral-orange);
}

.contact-card-text {
  display: flex;
  flex-direction: column;
}

.contact-card-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-card-val {
  font-family: var(--font-body);
  font-size: 1rem;
  color: #fff;
  font-weight: 600;
}

/* Contact Form */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
}

.form-input,
.form-textarea {
  background: rgba(3, 15, 29, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--cartoon-radius-sm);
  padding: 14px 18px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--cyan-primary);
  background: rgba(4, 21, 41, 0.95);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.25);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-feedback-msg {
  padding: 12px 16px;
  border-radius: var(--cartoon-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}

.form-feedback-msg.success {
  display: block;
  background: rgba(5, 223, 165, 0.15);
  border: 1px solid var(--emerald-mint);
  color: var(--emerald-mint);
}

.form-feedback-msg.error {
  display: block;
  background: rgba(255, 118, 87, 0.12);
  border: 1px solid var(--coral-orange);
  color: var(--coral-orange);
}

.form-feedback-msg.pending {
  display: block;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--cyan-primary);
}

/* Campo anti-spam nascosto agli utenti */

.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

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

.btn-primary:disabled {
  opacity: 0.6;
  cursor: wait;
}

/* --- 11. FOOTER & POLICIES --- */

.site-footer {
  position: relative;
  z-index: 10;
  background: #02070e;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 60px 24px 30px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.footer-link.active {
  color: #fff;
}

.footer-link-kofi {
  color: #ff8a88;
}

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

.footer-link:hover {
  color: var(--cyan-primary);
}

.footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: #617b96;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- 12. Keyframe Animations --- */

@keyframes floatSubmarine {
  0% {
    transform: translateY(0px) rotate(0deg);
  }

  100% {
    transform: translateY(-4px) rotate(4deg);
  }
}

@keyframes pulseDot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.4;
    transform: scale(1.3);
  }
}

@keyframes fadeInPhone {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

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

/* --- 12B. SSI Freediving Instructor & Divetime Badges --- */

.ssi-badge-container {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 18px 0 24px;
}

.ssi-cert-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #ffffff;
  border: 1.5px solid #ff2a4a;
  padding: 6px 18px;
  border-radius: 30px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
  transition: var(--transition-bounce);
}

.ssi-cert-pill:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 24px rgba(255, 42, 74, 0.45);
}

.official-brand-logo {
  height: 28px;
  width: auto;
  object-fit: contain;
  display: block;
}

.ssi-cert-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.ssi-cert-title {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  color: #1a202c;
}

.ssi-cert-sub {
  font-size: 0.72rem;
  color: #e60028;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.divetime-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #ffffff;
  border: 1.5px solid #ff7657;
  padding: 6px 18px;
  border-radius: 30px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
  transition: var(--transition-bounce);
}

.divetime-badge-pill:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 24px rgba(255, 118, 87, 0.45);
}

.divetime-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.divetime-name {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  color: #1a202c;
}

.divetime-tag {
  font-size: 0.72rem;
  color: #ff5e3a;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Deeper Screenshot Gallery */

.deeper-gallery-wrap {
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.gallery-header {
  text-align: center;
  margin-bottom: 24px;
}

.gallery-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--cyan-primary);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.gallery-header h3 {
  font-family: var(--font-body);
  font-size: 1.55rem;
  color: #fff;
}

.gallery-scroll-container {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding: 10px 4px 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.gallery-scroll-container::-webkit-scrollbar {
  height: 7px;
}

.gallery-scroll-container::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
}

.gallery-scroll-container::-webkit-scrollbar-thumb {
  background: var(--cyan-primary);
  border-radius: 4px;
}

.gallery-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 18px 18px 0 0;
}

.gallery-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.86rem;
  color: #e0f2fe;
  font-weight: 600;
  margin-top: 10px;
  padding: 0 8px;
}

/* --- 12C. 3D Gear Lab: Deepyvent & Deepyclip --- */

.gear-title {
  font-size: 1.85rem;
  color: #fff;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.gear-tagline {
  font-size: 0.98rem;
  color: var(--gold-accent);
  font-weight: 600;
  margin-bottom: 14px;
}

/* 3D Specs list */

.gear-actions-row {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* --- 12b. Ko-fi Community Support Section --- */

.kofi-card-container {
  max-width: 1080px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(7, 28, 54, 0.95) 0%, rgba(28, 18, 38, 0.95) 100%);
  border: 2px solid rgba(255, 94, 91, 0.4);
  border-radius: var(--cartoon-radius-lg);
  padding: 42px 45px;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.5), 0 0 35px rgba(255, 94, 91, 0.18);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(18px);
}

.kofi-card-container::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(255, 94, 91, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.kofi-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  position: relative;
  z-index: 2;
}

.kofi-icon-bubble {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF5E5B, #ff9f43);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.7rem;
  box-shadow: 0 10px 26px rgba(255, 94, 91, 0.5);
  animation: cupWiggle 3.5s infinite ease-in-out;
  flex-shrink: 0;
}

.kofi-text-col {
  flex: 1;
}

.kofi-pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 94, 91, 0.15);
  border: 1px solid rgba(255, 94, 91, 0.5);
  color: #ff8a88;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.kofi-text-col h3 {
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  color: #ffffff;
  margin-bottom: 10px;
  font-family: var(--font-body);
}

.kofi-text-col p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.6;
  margin: 0;
}

.kofi-cta-col {
  flex-shrink: 0;
}

.btn-kofi-main {
  background: linear-gradient(135deg, #FF5E5B, #ff416c);
  color: #fff !important;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 16px 34px;
  border-radius: 35px;
  box-shadow: 0 10px 30px rgba(255, 94, 91, 0.5);
  transition: var(--transition-bounce);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-kofi-main:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 16px 40px rgba(255, 94, 91, 0.75);
  color: #fff !important;
}

@media (max-width: 860px) {
  .kofi-grid {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .kofi-icon-bubble {
    margin: 0 auto;
  }
}

/* Header tra telefono e desktop: voci su una riga, Ko-fi solo icona */

@media (max-width: 1100px) and (min-width: 769px) {
  .main-nav {
    gap: 18px;
  }

  .nav-link {
    white-space: nowrap;
  }

  .nav-kofi-btn {
    padding: 10px 12px;
  }

  .nav-kofi-btn > span:not(.kofi-icon) {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
}

@media (max-width: 920px) and (min-width: 769px) {
  .brand-tagline {
    display: none;
  }
}

@media (max-width: 992px) {
  .deeper-interactive-grid {
    grid-template-columns: 1fr;
  }

  /* Tab a tutta larghezza: niente spostamento laterale, altrimenti escono dallo schermo */
  .feature-tab-item:hover,
  .feature-tab-item.active {
    transform: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-avatar-column {
    margin-bottom: 20px;
  }

  .skills-pill-group {
    justify-content: center;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 14px 18px;
  }

  .main-nav {
    position: fixed;
    top: 70px;
    left: 18px;
    right: 18px;
    background: rgba(3, 14, 27, 0.96);
    backdrop-filter: blur(20px);
    border: 1.5px solid var(--glass-border);
    border-radius: var(--cartoon-radius);
    padding: 24px;
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    display: none;
  }

  .main-nav.open {
    display: flex;
    animation: fadeInPhone 0.25s ease-out;
  }

  /* Mobile Drawer Dropdown Adjustments */

  .nav-dropdown {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .nav-dropdown-btn {
    width: 100%;
    justify-content: space-between;
    padding: 10px 4px;
    font-size: 1.05rem;
  }

  .nav-dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(4, 18, 35, 0.85);
    min-width: unset;
    width: 100%;
    box-shadow: none;
    display: none;
    margin-top: 4px;
    padding: 8px;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    display: flex;
    animation: fadeInPhone 0.2s ease-out;
  }

  /* Nel menu mobile la tendina è in colonna: niente centratura del desktop (translateX -50%) */
  .nav-dropdown:hover .nav-dropdown-menu,
  .nav-dropdown:focus-within .nav-dropdown-menu,
  .nav-dropdown.open .nav-dropdown-menu {
    transform: none;
  }

  .nav-dropdown-menu::before {
    display: none;
  }

  .nav-dropdown:hover .nav-dropdown-menu {
    display: none;
  }

  .nav-dropdown.open:hover .nav-dropdown-menu {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .deeper-showcase-box,
  .about-card-container,
  .contact-container {
    padding: 28px 20px;
  }

  .depth-meter-widget {
    right: 14px;
    bottom: 20px;
    padding: 8px 10px;
  }

  .about-achievements {
    grid-template-columns: 1fr;
  }
}

/* --- 14. Riduci movimento: rispetta la preferenza del sistema --- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}