/* ============================================ PDFQuick - Tema Artistico 2025 Design elegante con gradienti e animazioni ============================================ */@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600&display=swap');/* ============================================ VARIABILI CSS ============================================ */:root{--color-primary:#1e3a8a;--color-primary-light:#3b82f6;--color-secondary:#0f766e;--color-accent:#f59e0b;--color-accent-hover:#d97706;--gradient-hero:linear-gradient(135deg,#1e3a8a 0%,#0f766e 50%,#db2777 100%);--gradient-card:linear-gradient(145deg,rgba(255,255,255,0.9) 0%,rgba(255,255,255,0.7) 100%);--gradient-dark:linear-gradient(135deg,#0f172a 0%,#1e1b4b 100%);--font-title:'Playfair Display',Georgia,serif;--font-body:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;--space-xs:0.5rem;--space-sm:1rem;--space-md:2rem;--space-lg:4rem;--space-xl:8rem;--shadow-soft:0 10px 40px -10px rgba(30,58,138,0.15);--shadow-glow:0 0 40px rgba(124,58,237,0.3);--shadow-card:0 20px 60px -20px rgba(0,0,0,0.1);--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-xl:32px;}/* ============================================ RESET E BASE ============================================ */*{margin:0;padding:0;box-sizing:border-box;}body{font-family:var(--font-body);line-height:1.6;color:#1f2937;background:#fafaf9;overflow-x:hidden;}/* ============================================ HEADER E NAVIGAZIONE ARTISTICA ============================================ */header{background:rgba(255,255,255,0.8);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,0.2);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-soft);}nav{max-width:1400px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;}.logo{font-family:var(--font-title);font-size:1.8rem;font-weight:700;background:var(--gradient-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;letter-spacing:-0.02em;}.nav-links{display:flex;gap:2rem;list-style:none;}.nav-links a{text-decoration:none;color:#4b5563;font-weight:500;font-size:0.95rem;position:relative;padding:0.5rem 0;transition:color 0.3s ease;}.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--gradient-hero);transition:width 0.3s ease;}.nav-links a:hover{color:var(--color-primary);}.nav-links a:hover::after{width:100%;}/* ============================================ HERO SECTION ARTISTICA ============================================ */.hero{position:relative;min-height:90vh;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--gradient-hero);}.hero::before{content:'';position:absolute;width:600px;height:600px;background:rgba(255,255,255,0.1);border-radius:50%;filter:blur(80px);top:-200px;right:-200px;animation:float 20s infinite ease-in-out;}.hero::after{content:'';position:absolute;width:400px;height:400px;background:rgba(245,158,11,0.2);border-radius:50%;filter:blur(60px);bottom:-100px;left:-100px;animation:float 15s infinite ease-in-out reverse;}@keyframes float{0%,100%{transform:translate(0,0) scale(1);}50%{transform:translate(30px,-30px) scale(1.1);}}.hero-content{position:relative;z-index:10;text-align:center;max-width:900px;padding:2rem;color:white;}.hero h1{font-family:var(--font-title);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:700;line-height:1.1;margin-bottom:1.5rem;text-shadow:0 4px 30px rgba(0,0,0,0.2);}.hero-subtitle{font-size:1.25rem;font-weight:300;opacity:0.95;margin-bottom:2.5rem;max-width:600px;margin-left:auto;margin-right:auto;}/* ============================================ BOTTONI ARTISTICI ============================================ */.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:1rem 2.5rem;font-family:var(--font-body);font-size:1rem;font-weight:600;text-decoration:none;border-radius:var(--radius-xl);transition:all 0.3s ease;cursor:pointer;border:none;position:relative;overflow:hidden;}.btn-primary{background:var(--color-accent);color:white;box-shadow:0 10px 30px -10px rgba(245,158,11,0.5);}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 40px -10px rgba(245,158,11,0.6);background:var(--color-accent-hover);}.btn-secondary{background:rgba(255,255,255,0.2);color:white;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.3);}.btn-secondary:hover{background:rgba(255,255,255,0.3);transform:translateY(-3px);}.btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent);transition:left 0.5s;}.btn:hover::before{left:100%;}/* ============================================ GRIGLIA TOOL - CARD ARTISTICHE ============================================ */.tools-section{padding:var(--space-xl) 2rem;background:linear-gradient(180deg,#fafaf9 0%,#f5f5f4 100%);position:relative;}.section-title{font-family:var(--font-title);font-size:clamp(2rem,4vw,3rem);text-align:center;margin-bottom:1rem;color:var(--color-primary);}.section-subtitle{text-align:center;color:#6b7280;font-size:1.1rem;margin-bottom:var(--space-lg);max-width:600px;margin-left:auto;margin-right:auto;}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1400px;margin:0 auto;}.tool-card{background:var(--gradient-card);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.5);border-radius:var(--radius-lg);padding:2.5rem;text-decoration:none;color:inherit;transition:all 0.4s ease;position:relative;overflow:hidden;box-shadow:var(--shadow-card);}.tool-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-hero);transform:scaleX(0);transition:transform 0.4s ease;}.tool-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-glow);}.tool-card:hover::before{transform:scaleX(1);}.tool-icon{width:60px;height:60px;background:var(--gradient-hero);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;font-size:1.8rem;color:white;box-shadow:0 10px 30px -10px rgba(124,58,237,0.4);}.tool-card h3{font-family:var(--font-title);font-size:1.5rem;margin-bottom:0.75rem;color:var(--color-primary);}.tool-card p{color:#6b7280;font-size:0.95rem;line-height:1.6;}/* ============================================ SEZIONE PERCHÉ SCEGLIERCI ============================================ */.features-section{padding:var(--space-xl) 2rem;background:white;position:relative;}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:3rem;max-width:1200px;margin:0 auto;}.feature-item{padding:2rem;border-radius:var(--radius-lg);background:linear-gradient(145deg,#fafaf9,#ffffff);border:1px solid rgba(0,0,0,0.05);transition:all 0.3s ease;}.feature-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-card);}.feature-item h3{font-family:var(--font-title);font-size:1.3rem;color:var(--color-primary);margin-bottom:1rem;display:flex;align-items:center;gap:0.75rem;}.feature-item p{color:#6b7280;line-height:1.7;}/* ============================================ FOOTER ARTISTICO ============================================ */footer{background:var(--gradient-dark);color:white;padding:var(--space-lg) 2rem;text-align:center;}.footer-content{max-width:1200px;margin:0 auto;}.footer-logo{font-family:var(--font-title);font-size:2rem;margin-bottom:1rem;background:linear-gradient(135deg,#60a5fa,#c084fc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}.footer-links{display:flex;justify-content:center;gap:2rem;margin:2rem 0;flex-wrap:wrap;}.footer-links a{color:rgba(255,255,255,0.7);text-decoration:none;transition:color 0.3s;}.footer-links a:hover{color:white;}/* ============================================ ANIMAZIONI ENTRATA ============================================ */@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}.tool-card,.feature-item{animation:fadeInUp 0.6s ease forwards;}.tool-card:nth-child(1){animation-delay:0.1s;}.tool-card:nth-child(2){animation-delay:0.2s;}.tool-card:nth-child(3){animation-delay:0.3s;}.tool-card:nth-child(4){animation-delay:0.4s;}/* ============================================ RESPONSIVE ============================================ */@media (max-width:768px){.nav-links{gap:1rem;font-size:0.9rem;}.hero h1{font-size:2.2rem;}.tools-grid{grid-template-columns:1fr;}.btn{padding:0.875rem 1.75rem;}}/* ============================================ DARK MODE SUPPORT (opzionale) ============================================ */@media (prefers-color-scheme:dark){body{background:#0f172a;color:#e5e7eb;}.tools-section{background:linear-gradient(180deg,#0f172a 0%,#1e1b4b 100%);}.tool-card{background:rgba(30,41,59,0.8);border-color:rgba(255,255,255,0.1);}.tool-card h3{color:#60a5fa;}.feature-item{background:linear-gradient(145deg,#1e293b,#0f172a);border-color:rgba(255,255,255,0.05);}}