/* ========================================
   CSS VARIABLES & RESET
   ======================================== */

:root {
    /* Colori */
    --bg-dark: #0a0a0a;
    --bg-secondary: #151515;
    --bg-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #ec4899;
    --border-color: #2a2a2a;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: var(--spacing-sm);
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ========================================
   CONTAINER & LAYOUT
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-title {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.1), transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.1), transparent 50%);
    pointer-events: none;
}

/* Hero con sfondo Schio */
.hero-schio::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    /* background-image set via inline style in PHP */
    background-position: center top;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

.hero-schio::before {
    z-index: 1;
}

/* Sfumatura graduale verso il basso */
.hero-fade {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(to bottom, transparent 0%, var(--bg-dark) 100%);
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.hero-title {
    max-width: 900px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.hero-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.card-bio-wide {
    grid-column: 1 / -1;
}

.hero-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: var(--transition-medium);
}

.hero-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.hero-card:hover::before {
    opacity: 0.05;
}

.card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    color: var(--accent-primary);
    position: relative;
    z-index: 1;
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.card-image {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-primary);
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Layout orizzontale per card bio larga */
.card-bio-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
}

.card-bio .card-image {
    margin: 0;
    width: 100px;
    height: 100px;
}

.card-bio-text {
    text-align: left;
    flex: 1;
}

.card-bio-text h3 {
    text-align: left;
    margin-bottom: var(--spacing-xs);
}

.card-bio-text p {
    text-align: left;
    font-size: 0.95rem;
}

.bio-quote {
    font-size: 1.125rem !important;
    line-height: 1.7 !important;
    color: var(--text-primary) !important;
    font-weight: 400 !important;
    margin-bottom: var(--spacing-sm) !important;
}

.bio-signature {
    font-size: 1rem !important;
    color: var(--accent-primary) !important;
    font-weight: 600 !important;
    font-style: italic;
    margin: 0 !important;
}

.hero-card h3 {
    text-align: center;
    margin-bottom: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.hero-card p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
    position: relative;
    z-index: 1;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--text-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.1);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
}

.btn-outline:hover {
    background: var(--accent-primary);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ========================================
   MARKETING & COMUNICAZIONE SECTION
   ======================================== */

.section-marketing {
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-secondary) 100%);
    position: relative;
    z-index: 2;
}

.projects-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-medium);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.project-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.project-card:nth-child(even) .project-image {
    order: 2;
}

.project-image {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.project-content {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-content h3 {
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   MEDIA SECTION
   ======================================== */

.section-media {
    background: var(--bg-secondary);
    position: relative;
    z-index: 2;
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.media-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: all var(--transition-medium);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.media-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-secondary);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.2);
}

.media-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.media-icon svg {
    width: 40px;
    height: 40px;
}

.media-card h3 {
    margin-bottom: var(--spacing-sm);
}

.media-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.media-links {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: auto;
}

/* ========================================
   ALTRI PROGETTI SECTION
   ======================================== */

.section-projects {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-dark) 100%);
    position: relative;
    z-index: 2;
}

.other-projects {
    display: grid;
    gap: var(--spacing-lg);
}

.other-project {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-medium);
}

.other-project:hover {
    transform: translateY(-5px);
    border-color: var(--accent-tertiary);
    box-shadow: 0 15px 30px rgba(236, 72, 153, 0.2);
}

.other-project:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.other-project:nth-child(even) .other-project-image {
    order: 2;
}

.other-project-image {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.other-project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.other-project:hover .other-project-image img {
    transform: scale(1.05);
}

.other-project-content {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.other-project-content h3 {
    color: var(--accent-tertiary);
    margin-bottom: var(--spacing-sm);
}

.other-project-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   BIO SECTION
   ======================================== */

.section-bio {
    background: var(--bg-dark);
    position: relative;
    z-index: 2;
}

.bio-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.bio-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 3px solid var(--accent-primary);
    position: relative;
}

.bio-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0.1;
    z-index: 1;
}

.bio-image img {
    width: 100%;
    height: auto;
}

.bio-text h2 {
    margin-bottom: var(--spacing-md);
}

.bio-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.bio-text strong {
    color: var(--text-primary);
}

/* ========================================
   CTA SECTION
   ======================================== */

.section-cta {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    position: relative;
    overflow: hidden;
}

.section-cta-schio {
    background: var(--bg-dark);
    z-index: 2;
}

.section-cta-schio::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background-image set via inline style in PHP */
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0.3;
    z-index: 0;
}

.section-cta-schio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.85), rgba(139, 92, 246, 0.85));
    z-index: 1;
}

.section-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.section-cta .btn-primary {
    background: var(--text-primary);
    color: var(--accent-primary);
}

.section-cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.section-cta .btn-outline {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.section-cta .btn-outline:hover {
    background: var(--text-primary);
    color: var(--accent-primary);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    position: relative;
    z-index: 2;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-col h4 {
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-col p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col ul li a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

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

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-secondary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding: var(--spacing-md) 0;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: var(--spacing-sm) 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    /* Hero cards diventano 1 colonna in mobile */
    .hero-cards {
        grid-template-columns: 1fr;
    }
    
    /* Card bio torna verticale in mobile */
    .card-bio-content {
        flex-direction: column;
        text-align: center;
    }
    
    .card-bio-text {
        text-align: center;
    }
    
    .card-bio-text h3,
    .card-bio-text p {
        text-align: center;
    }
    
    .bio-quote,
    .bio-signature {
        text-align: center !important;
    }
    
    .card-bio .card-image {
        margin: 0 auto var(--spacing-sm);
    }
    
    .project-card,
    .other-project {
        grid-template-columns: 1fr;
    }
    
    .project-card:nth-child(even) .project-image,
    .other-project:nth-child(even) .other-project-image {
        order: 1;
    }
    
    .bio-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-cards {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */

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

.hero-content,
.hero-cards > * {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-cards > *:nth-child(1) {
    animation-delay: 0.2s;
}

.hero-cards > *:nth-child(2) {
    animation-delay: 0.3s;
}

.hero-cards > *:nth-child(3) {
    animation-delay: 0.4s;
}