/**
 * MAIN WEBSITE STYLES - CLEAN VERSION
 * Stili principali del sito con video semplice
 * 
 * @author Ettore Stani
 * @version 2.1.0 - Simplified
 */

/* CSS Layers for better cascade control */
@layer reset, base, components, utilities;

/* ==================== RESET & BASE ==================== */
@layer reset {
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

} /* End @layer reset */

@layer base {
:root {
    /* Colors - Default (will be overridden by theme) */
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-accent: #6366f1;
    --color-accent-dark: #4f46e5; 
    --color-border: #e5e7eb;
    --color-card-bg: #f9fafb;
    
    /* Dark theme colors */
    --color-dark-bg: #0f172a;
    --color-dark-secondary: #1e293b;
    --color-dark-text: #e2e8f0;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 8rem;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    
    /* Layout */
    --max-width: 1200px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-transform: transform 0.3s ease;
    --transition-transform-slow: transform 0.6s ease;
    --transition-transform-delayed: transform 0.4s ease;
    --transition-opacity: opacity 0.3s ease;
    
    /* Animation durations */
    --animation-duration-base: 0.6s;
    --animation-duration-fast: 0.3s;
    --animation-duration-slow: 0.8s;
    
    /* Complex transitions */
    --transition-theme: background-color 0.3s ease, color 0.3s ease;
    --transition-shadow: transform 0.3s ease, box-shadow 0.3s ease;
    --transition-width: width 0.3s ease;
    --transition-left: left 0.5s ease;
    
    /* Responsive breakpoints */
    --breakpoint-xs: 480px;
    --breakpoint-sm: 768px;
    --breakpoint-md: 1024px;
    --breakpoint-lg: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    transition: var(--transition-theme);
}

/* Loading state */
body:not(.loaded) {
    overflow: hidden;
}

} /* End @layer base */

@layer components {
/* ==================== TYPOGRAPHY ==================== */
h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
}

p {
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-accent), #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mono {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent);
}

/* ==================== LAYOUT ==================== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

/* ==================== HEADER ==================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition-base);
}

header.scrolled {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

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

nav {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--color-text);
    transition: var(--transition-fast);
}

.logo:hover {
    opacity: 0.7;
}

/* ==================== NAV RIGHT CONTAINER ==================== */
.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links {
    display: flex;
    gap: var(--spacing-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-width);
}

.nav-links a:hover::after {
    width: 100%;
}

/* ==================== THEME TOGGLE ==================== */
.theme-toggle {
    background: none;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: 0.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text);
}

.theme-toggle:hover {
    border-color: var(--color-accent);
    background: rgba(99, 102, 241, 0.1);
}

.theme-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

/* Icons */
.sun-icon, .moon-icon {
    transition: var(--transition-base);
}

/* Hide/show based on theme */
[data-theme="light"] .moon-icon,
[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="light"] .sun-icon,
[data-theme="dark"] .moon-icon {
    display: block;
}

/* ==================== LANGUAGE SWITCHER ==================== */
.language-switcher {
    position: relative;
    display: flex;
    align-items: center;
}

.language-toggle {
    background: none;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    height: 44px;
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 600;
    min-width: 60px;
}

.language-toggle:hover {
    border-color: var(--color-accent);
    background: rgba(99, 102, 241, 0.1);
}

.language-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

.dropdown-arrow {
    transition: var(--transition-fast);
}

.language-toggle.open .dropdown-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--color-card-bg);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    z-index: 1000;
    min-width: 140px;
}

.language-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--color-text);
    transition: var(--transition-fast);
    border-radius: 6px;
    margin: 0.25rem;
}

.language-option:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent);
}

.language-option.active {
    background: var(--color-accent);
    color: white;
}

.lang-code {
    font-weight: 700;
    font-size: 0.875rem;
    min-width: 24px;
}

.lang-name {
    font-size: 0.875rem;
    opacity: 0.8;
}

.language-option.active .lang-name {
    opacity: 1;
}

/* ==================== MOBILE MENU TOGGLE ==================== */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    order: 2; /* Secondo in mobile */
}

/* Classe per nascondere toggle non selezionati (gestione JS random) */
.menu-toggle.hidden-toggle {
    display: none !important;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1),
                opacity 600ms cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}


/*------Toggle 2: Barre animate--------*/

.menu-toggle.menu-toggle-bars {
  position: relative;
  width: 40px;
  cursor: pointer;
  height: calc(4px * 3 + 11px * 2);
  transform: scale(0.6);
}

.menu-toggle-bars input {
  display: none;
}

.bar {
  position: absolute;
  left: 0;
  right: 0;
  height: 5px;
  border-radius: calc(4px / 2);
  background: var(--color-text);
  color: inherit;
  opacity: 1;
  transition: none 600ms cubic-bezier(0.4, 0, 0.2, 1) 0s;
}

/***** Spin Animation *****/

.bar--top {
  bottom: calc(50% + 11px + 4px/ 2);
  transition-property: bottom, transform;
  transition-delay: 300ms, 0s;
}

.bar--middle {
  top: calc(50% - 4px/ 2);
  transition-property: opacity;
  transition-delay: 300ms;
}

.bar--bottom {
  top: calc(50% + 11px + 4px/ 2);
  transition-property: top, transform;
  transition-delay: 300ms, 0s;
}

.menu-toggle-bars input:checked ~ .bar--top {
  bottom: calc(50% - 4px/ 2);
  transform: rotate(135deg);
  transition-delay: 0s, 300ms;
}

.menu-toggle-bars input:checked ~ .bar--middle {
  opacity: 0;
  transition-duration: 0s;
  transition-delay: 300ms;
}

.menu-toggle-bars input:checked ~ .bar--bottom {
  top: calc(50% - 4px/ 2);
  transform: rotate(225deg);
  transition-delay: 0s, 300ms;
}

/*------Fine Toggle 2--------*/


/*------Toggle 3: SVG animato--------*/
.menu-toggle.menu-toggle-svg {
  cursor: pointer;
}

.menu-toggle-svg input {
  display: none;
}

.menu-toggle.menu-toggle-svg svg {
  /* The size of the SVG defines the overall size */
  height: 2em;
  /* Define the transition for transforming the SVG */
  transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.line {
  fill: none;
  stroke: var(--color-text);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
  /* Define the transition for transforming the Stroke */
  transition: stroke-dasharray 600ms cubic-bezier(0.4, 0, 0.2, 1),
              stroke-dashoffset 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.line-top-bottom {
  stroke-dasharray: 12 63;
}

.menu-toggle-svg input:checked + svg {
  transform: rotate(-45deg);
}

.menu-toggle-svg input:checked + svg .line-top-bottom {
  stroke-dasharray: 20 300;
  stroke-dashoffset: -32.42;
}
/*------Fine Toggle 3--------*/

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

/* Decorative background */
.hero-decoration {
    position: absolute;
    top: 0;
    right: -20%;
    width: 60%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(168, 85, 247, 0.1) 100%);
    transform: skewX(-15deg);
    z-index: 0;
}

.hero-decoration::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
}

.hero-decoration::after {
    content: '';
    position: absolute;
    bottom: 10%;
    right: 20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite 2s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.3; }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp var(--animation-duration-slow) ease;
}

.hero h1 br {
    display: none;
}

@media (min-width: 768px) {
    .hero h1 br {
        display: block;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp var(--animation-duration-slow) ease 0.2s both;
}

.hero-tagline {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    animation: fadeInUp var(--animation-duration-slow) ease 0.3s both;
}

a.link{
    font-weight: 600;
    font-style: italic;
    color: var(--color-accent);
}

/* Stats section */
.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp var(--animation-duration-slow) ease 0.4s both;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* CTA Buttons */
.cta-group {
    display: flex;
    gap: var(--spacing-md);
    animation: fadeInUp var(--animation-duration-slow) ease 0.5s both;
    flex-wrap: wrap;
}

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 1rem;
    border: none;
}

.btn-primary {
    background: var(--color-accent);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-left);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
    position: relative;
}

.btn-secondary::after {
    content: '→';
    margin-left: 4px;
    transition: var(--transition-transform);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-secondary:hover::after {
    transform: translateX(4px);
}

/* Hero label */
.hero-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: var(--spacing-lg) 0;
    animation: fadeInUp var(--animation-duration-slow) ease;
}

.hero-label-line {
    display: inline-block;
    width: 2rem;
    height: 2px;
    background: var(--color-accent);
    flex-shrink: 0;
}

/* Hero accent italic in h1 */
.hero-accent {
    font-style: italic;
    color: var(--color-accent);
}

/* Hero ghost CTA link */
.btn-text-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition-base);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid rgba(0, 0, 0, 0.22);
    border-radius: 8px;
    background: transparent;
}

.btn-text-link:hover {
    border-color: rgba(0, 0, 0, 0.45);
    transform: translateY(-1px);
}

[data-theme="dark"] .btn-text-link {
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--color-dark-text);
}

[data-theme="dark"] .btn-text-link:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

/* Button loading state */
.btn.loading {
    opacity: 0.7;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}


/* ==================== HOW I WORK SECTION ==================== */
.how-work-section {
    padding: var(--spacing-3xl) 0;
}

/* Header centrato */
.how-work-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.how-work-eyebrow {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin: 0;
}

.how-work-header h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    color: var(--color-text);
    line-height: 1.2;
    margin: 0;
}

.how-work-header h2 em {
    color: var(--color-accent);
    font-style: italic;
}

/* Grid due colonne */
.how-work-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.how-work-card {
    padding: var(--spacing-xl);
    position: relative;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
}

.how-work-card--dark {
    background: #1a1a3e;
}

.how-work-card--light {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

/* Numero decorativo */
.how-work-num {
    font-size: 6.25rem;
    line-height: 1;
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-xl);
    opacity: 0.06;
    pointer-events: none;
    user-select: none;
}

.how-work-card--dark .how-work-num { color: #8b7ff5; }
.how-work-card--light .how-work-num { color: #1a1a3e; }

/* Badge */
.how-work-badge {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.3125rem 0.75rem;
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
    align-self: flex-start;
}

.how-work-card--dark .how-work-badge {
    background: rgba(139, 127, 245, 0.15);
    color: #b8b0ff;
    border: 1px solid rgba(139, 127, 245, 0.25);
}

.how-work-card--light .how-work-badge {
    background: rgba(26, 26, 62, 0.08);
    color: #5a5a8a;
    border: 1px solid rgba(26, 26, 62, 0.12);
}

/* Titolo card */
.how-work-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

.how-work-card--dark h3 { color: #fff; }
.how-work-card--light h3 { color: var(--color-text); }

/* Sottotitolo */
.how-work-sub {
    font-size: 1.125rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    margin-top: 0;
}

.how-work-card--dark .how-work-sub { color: rgba(255, 255, 255, 0.45); }
.how-work-card--light .how-work-sub { color: var(--color-text-light); }

/* Testo descrittivo */
.how-work-desc {
    font-size: 1.125rem;
    line-height: 1.65;
    margin-bottom: var(--spacing-sm);
    margin-top: 0;
}

.how-work-card--dark .how-work-desc { color: rgba(255, 255, 255, 0.5); }
.how-work-card--light .how-work-desc { color: var(--color-text); }

/* Lista */
.how-work-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-sm) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.how-work-list li {
    font-size: 1rem;
    line-height: 1.5;
    padding-left: var(--spacing-sm);
    position: relative;
}

.how-work-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.45em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
}

.how-work-card--dark .how-work-list li { color: rgba(255, 255, 255, 0.75); }
.how-work-card--light .how-work-list li { color: var(--color-text); }

/* Footer card: allinea CTA tra i due blocchi */
.how-work-card-footer {
    margin-top: auto;
    padding-top: var(--spacing-sm);
}

.how-work-card-footer .how-work-desc {
    margin-bottom: var(--spacing-sm);
}

/* CTA */
.how-work-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1rem;
    font-weight: 600;
    padding: 0.75rem var(--spacing-md);
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition-base);
}

.how-work-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.how-work-card--dark .how-work-cta { background: #7c6ff5; color: #fff; }
.how-work-card--light .how-work-cta { background: #1a1a3e; color: #fff; }

/* ==================== RESPONSIVE - HOW I WORK ==================== */
@media (max-width: 768px) {
    .how-work-card {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .how-work-body {
        grid-template-columns: 1fr;
    }

    .how-work-cta {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .how-work-section {
        padding: var(--spacing-xl) 0;
    }

    .how-work-card {
        padding: var(--spacing-md) var(--spacing-sm);
    }
}

/* ==================== WORK SECTION ==================== */
.work-section {
    background: var(--color-bg);
    position: relative;
    padding-bottom: unset;
}

.work-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    margin-bottom: var(--spacing-3xl);
}

.work-title h2 {
    margin-bottom: var(--spacing-lg);
}

.work-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ==================== VIDEO SHOWCASE - SIMPLE ==================== */
.project-video-showcase {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.showcase-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transition: var(--transition-shadow);
}

.showcase-video:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

/* ==================== EXPERTISE SECTION ==================== */
.expertise-section {
    background: var(--color-dark-bg);
    color: var(--color-dark-text);
    position: relative;
    overflow: hidden;
}

.expertise-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.expertise-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: repeating-linear-gradient(
        60deg,
        transparent,
        transparent 10px,
        rgba(99, 102, 241, 0.03) 10px,
        rgba(99, 102, 241, 0.03) 20px
    );
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(50px); }
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.expertise-card {
    background: var(--color-dark-secondary);
    padding: var(--spacing-xl);
    position: relative;
    transition: var(--transition-base);
}

.expertise-card:hover {
    background: rgba(99, 102, 241, 0.1);
}

.expertise-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
}

.expertise-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.expertise-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
    border-radius: 4px;
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

/* ==================== EXPERIENCE SECTION ==================== */
.experience-section {
    background: var(--color-bg);
}

.experience-section h2 {
    margin-bottom: var(--spacing-2xl);
}

.experience-timeline {
    margin-top: var(--spacing-xl);
    position: relative;
}

.timeline-item {
    margin-bottom: var(--spacing-lg);
    background: var(--color-card-bg);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-base);
}

.timeline-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.timeline-header {
    background: var(--color-accent);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    position: relative;
}

.timeline-title {
    font-size: 1.125rem;
    font-weight: 600;
    flex: 1;
}

.timeline-date {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0 var(--spacing-md);
}

.timeline-toggle {
    font-size: 1.5rem;
    font-weight: 300;
    transition: var(--transition-transform);
}

.timeline-header:hover {
    background: var(--color-accent-dark);
}

.timeline-content {
    padding: var(--spacing-lg);
    transition: var(--transition-base);
    max-height: 500px;
    opacity: 1;
}

.timeline-content.collapsed {
    max-height: 0;
    padding: 0 var(--spacing-lg);
    opacity: 0;
    overflow: hidden;
}

.timeline-company {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.company-logo {
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 1.125rem;
}

.company-info {
    flex: 1;
}

.company-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.company-location {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.timeline-description {
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.skill-badge {
    padding: 6px 12px;
    background: var(--color-accent);
    color: white;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* ==================== CASE STUDY SECTION ==================== */
.case-study-section {
    background: #0f172a;
    color: #e2e8f0;
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

/* Subtle accent glow — depth e brand connection */
.case-study-section::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -150px;
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.09) 0%, transparent 65%);
    pointer-events: none;
}

.case-study-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.05) 0%, transparent 65%);
    pointer-events: none;
}

.case-study-section .container {
    position: relative;
    z-index: 1;
}

.case-study-header {
    max-width: 700px;
    margin-bottom: var(--spacing-2xl);
}

.case-study-section h2 {
    color: #f1f5f9;
    margin-bottom: var(--spacing-md);
}

.case-study-description {
    font-size: 1.125rem;
    color: #94a3b8;
    line-height: 1.7;
    max-width: 600px;
    margin-bottom: 0;
}

.case-study-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.case-stat-card {
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 12px;
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.case-stat-number {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    letter-spacing: -0.02em;
}

.case-stat-label {
    font-size: 1.0rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #cbd5e1;
    margin-top: 0.25rem;
}

.case-stat-detail {
    font-size: 1.0rem;
    color: #666666;
}

@media (max-width: 768px) {
    .case-study-stats {
        grid-template-columns: 1fr;
    }
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
    background: #0f172a;
    color: white;
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

/* Decorative radial glow */
.contact-glow {
    position: absolute;
    top: -200px;
    right: -80px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 65%);
    pointer-events: none;
}

/* Two-column layout */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

/* ── Left column ── */
.contact-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.contact-section h2 {
    color: #f1f5f9;
    margin-bottom: var(--spacing-md);
}

.contact-description {
    font-size: 1.0625rem;
    color: #94a3b8;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.contact-divider {
    width: 40px;
    height: 1px;
    background: rgba(255, 255, 255, 0.12);
    margin-bottom: var(--spacing-xl);
}

.contact-links {
    display: flex;
    flex-direction: row;
    gap: 1rem;
}

/* Equal-width buttons side by side */
.contact-cta-btn {
    flex: 1;
    justify-content: center;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #94a3b8;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.875rem 1.5rem;
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    transition: var(--transition-base);
}

.contact-link:hover {
    color: #e2e8f0;
    border-color: rgba(255, 255, 255, 0.35);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 1.125rem;
}

/* ── Right column — Form card ── */
.contact-form-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #64748b;
    margin-bottom: 0.375rem;
    letter-spacing: 0.01em;
}

.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #f1f5f9;
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    transition: var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:not([type="checkbox"])::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

.form-group select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2364748b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-color: rgba(255, 255, 255, 0.05);
    padding-right: 2.5rem;
}

.form-group select option {
    background: #1e293b;
    color: #f1f5f9;
}

.form-group input:not([type="checkbox"]):focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 110px;
}

.cf-submit {
    width: 100%;
    justify-content: center;
    margin-top: 0.25rem;
}

.cf-success,
.cf-error {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    line-height: 1.5;
}

.cf-success {
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #86efac;
}

.cf-error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.cf-error a {
    color: #fca5a5;
    text-decoration: underline;
}

/* ── GDPR Consent checkbox ── */
.form-consent {
    margin-top: -0.125rem;
}

.consent-label {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    cursor: pointer;
    line-height: 1.5;
}

.consent-label input[type="checkbox"] {
    width: 15px;
    height: 15px;
    min-width: 15px;
    margin-top: 2px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

.consent-label span {
    font-size: 0.8rem;
    color: #64748b;
    line-height: 1.55;
}

.consent-label a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.consent-label a:hover {
    color: var(--color-accent-dark);
}

/* ==================== FOOTER ==================== */
footer {
    background: var(--color-dark-bg);
    color: var(--color-dark-text);
    padding: var(--spacing-xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    opacity: 0.7;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--color-dark-text);
    text-decoration: none;
    opacity: 0.7;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent);
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--animation-duration-slow) cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ==================== FORM STYLES ==================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input.valid {
    border-color: #10b981;
}

.form-input.invalid {
    border-color: #ef4444;
}

.validation-message {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: #ef4444;
}

/* ==================== THEME STYLES ==================== */

/* Light mode explicit (default) */
[data-theme="light"] {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-border: #e5e7eb;
    --color-card-bg: #f9fafb;
}

[data-theme="light"] header {
    background: rgba(255, 255, 255, 0.8);
}

[data-theme="light"] .hero-decoration {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(168, 85, 247, 0.1) 100%); 
}

[data-theme="light"] .timeline-item {
    background: var(--color-card-bg);
}

[data-theme="light"] .btn-secondary {
    border-color: var(--color-border);
    color: var(--color-text);
}

[data-theme="light"] .btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-textarea {
    background: var(--color-bg);
    border-color: var(--color-border);
    color: var(--color-text);
}

[data-theme="light"] .nav-links {
    border-top-color: var(--color-border);
}

[data-theme="light"] .nav-links li {
    border-bottom-color: var(--color-border);
}

/* Dark mode explicit */
[data-theme="dark"] {
    --color-bg: #0a0a0a;
    --color-text: #ffffff;
    --color-text-light: #a0a0a0;
    --color-text-muted: #666666;
    --color-border: #222222;
    --color-card-bg: #111111;
}

[data-theme="dark"] header {
    background: rgba(10, 10, 10, 0.95);
}

[data-theme="dark"] .hero-decoration {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(168, 85, 247, 0.05) 100%);
}

[data-theme="dark"] .timeline-item {
    background: var(--color-dark-secondary);
}

[data-theme="dark"] .btn-secondary {
    border-color: var(--color-dark-text);
    color: var(--color-dark-text);
}

[data-theme="dark"] .btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea {
    background: var(--color-dark-secondary);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--color-dark-text);
}

[data-theme="dark"] .nav-links {
    background: rgba(10, 10, 10, 0.95);
    border-top-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .nav-links li {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

/* System preference fallback (SOLO se non c'è data-theme) */
@media (prefers-color-scheme: dark) {
    html:not([data-theme]) {
        --color-bg: #0a0a0a;
        --color-text: #ffffff;
        --color-text-light: #a0a0a0;
        --color-text-muted: #666666;
        --color-border: #222222;
        --color-card-bg: #111111;
    }
    
    html:not([data-theme]) header {
        background: rgba(10, 10, 10, 0.95);
    }
    
    html:not([data-theme]) .hero-decoration {
        background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(168, 85, 247, 0.05) 100%);
    }
}

} /* End @layer components */

@layer utilities {
/* ==================== UTILITIES ==================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Margin utilities */
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 1024px) {
    .work-header {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .project-video-showcase {
        order: -1; /* Video prima del testo su tablet/mobile */
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-3xl: 4rem;
        --spacing-2xl: 3rem;
    }

    /* Mobile: Show hamburger menu, adjust nav-right layout */
    /* Mobile: mostra solo il toggle selezionato (non hidden) */
    .menu-toggle:not(.hidden-toggle) {
        display: flex;
        order: 2; /* All'estrema destra */
    }

    .nav-right {
        gap: var(--spacing-md);
    }

    .language-toggle{
        height: 40px;
    }

    /* Theme toggle primo in mobile (a sinistra del menu burger) */
    .theme-toggle {
        order: 1;
        width: 40px;
        height: 40px;
        padding: 0.375rem;
    }

    /* Mobile menu dropdown con transizione coordinata */
    .nav-links {
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        gap: var(--spacing-md);
        border-top: 1px solid var(--color-border);
        /* Stato chiuso */
        display: flex;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: opacity 600ms cubic-bezier(0.4, 0, 0.2, 1),
                    transform 600ms cubic-bezier(0.4, 0, 0.2, 1),
                    visibility 600ms;
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-links li {
        text-align: center;
        padding: var(--spacing-sm) 0;
        border-bottom: 1px solid var(--color-border);
        /* Animazione stagger per i link */
        opacity: 0;
        transform: translateY(-10px);
        transition: opacity 400ms cubic-bezier(0.4, 0, 0.2, 1),
                    transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-links.active li {
        opacity: 1;
        transform: translateY(0);
    }

    /* Stagger delay per ogni elemento */
    .nav-links.active li:nth-child(1) { transition-delay: 100ms; }
    .nav-links.active li:nth-child(2) { transition-delay: 150ms; }
    .nav-links.active li:nth-child(3) { transition-delay: 200ms; }
    .nav-links.active li:nth-child(4) { transition-delay: 250ms; }
    .nav-links.active li:nth-child(5) { transition-delay: 300ms; }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        font-size: 1.125rem;
        padding: var(--spacing-sm);
    }

    .hero {
        padding-top: calc(var(--header-height) + var(--spacing-lg));
        padding-bottom: var(--spacing-xl);
        min-height: auto;
    }

    .hero-decoration {
        opacity: 0.5;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }



    .hero-stats {
        gap: var(--spacing-lg);
    }

    .stat-number {
        font-size: 2rem;
    }

    .cta-group {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }

    .btn,
    .btn-text-link {
        width: 100%;
        justify-content: center;
    }

    .work-header {
        gap: var(--spacing-xl);
    }

    .project-video-showcase {
        max-width: 100%;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .contact-form-card {
        padding: var(--spacing-lg);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-right {
        gap: var(--spacing-sm);
    }

    .language-toggle{
        height: 36px;
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
        padding: 0.25rem;
    }

    .menu-toggle {
        padding: 6px;
    }

    .menu-toggle span {
        width: 20px;
    }

    .nav-links {
        padding: var(--spacing-md);
    }

    .project-video-showcase {
        max-width: 100%;
    }

    .showcase-video {
        border-radius: 12px;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    header, footer, .menu-toggle, .cta-group, .hero-decoration, .theme-toggle {
        display: none;
    }
    
    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }
    
    section {
        page-break-inside: avoid;
    }
}

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

    .hero-decoration::before,
    .hero-decoration::after {
        animation: none;
    }

    .expertise-section::before {
        animation: none;
    }

    .showcase-video:hover {
        transform: none;
    }
}

/* ==================== HIGH CONTRAST SUPPORT ==================== */
@media (prefers-contrast: high) {
    :root {
        --color-text: #000000;
        --color-bg: #ffffff;
        --color-accent: #0000ff;
        --color-border: #000000;
    }

    .btn-primary {
        background: #000000;
        color: #ffffff;
        border: 2px solid #000000;
    }

    .btn-secondary {
        background: #ffffff;
        color: #000000;
        border: 2px solid #000000;
    }

    .hero-decoration {
        display: none;
    }

    .theme-toggle {
        border-color: var(--color-text);
    }
    
    .menu-toggle span {
        background: var(--color-text);
    }
    
    .nav-links {
        border: 2px solid var(--color-text);
    }
}

/* ==================== PERFORMANCE OPTIMIZATIONS ==================== */
.hero-content,
.expertise-card,
.timeline-item,
.showcase-video {
    will-change: transform;
}


/* ==================== FOCUS INDICATORS ==================== */
*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: 4px;
}

.btn:focus-visible,
.contact-link:focus-visible,
.theme-toggle:focus-visible,
.menu-toggle:focus-visible,
.nav-links a:focus-visible,
.showcase-video:focus-visible {
    outline-offset: 4px;
}

/* ==================== SELECTION STYLES ==================== */
::selection {
    background: rgba(99, 102, 241, 0.2);
    color: var(--color-text);
}

::-moz-selection {
    background: rgba(99, 102, 241, 0.2);
    color: var(--color-text);
}

} /* End @layer utilities */