/* ================================
   CITYWALLET - PROFESSIONAL ENHANCEMENTS
   Design elegante e corporate
   ================================ */

/* ========================================
   CSS VARIABLES - Design System
   ======================================== */
:root {
    /* Professional Color Palette */
    --primary-indigo: #4f46e5;
    --primary-indigo-light: #6366f1;
    --primary-indigo-dark: #4338ca;
    --accent-violet: #8b5cf6;
    --accent-rose: #ec4899;
    
    /* Neutral Scale */
    --neutral-50: #f8fafc;
    --neutral-100: #f1f5f9;
    --neutral-200: #e2e8f0;
    --neutral-300: #cbd5e1;
    --neutral-400: #94a3b8;
    --neutral-500: #64748b;
    --neutral-600: #475569;
    --neutral-700: #334155;
    --neutral-800: #1e293b;
    --neutral-900: #0f172a;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    
    /* Professional Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

[data-theme="dark"] {
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ========================================
   SMOOTH SCROLLING
   ======================================== */
html {
    scroll-behavior: smooth;
}

/* ========================================
   TYPOGRAPHY ENHANCEMENTS
   ======================================== */
.display-3, .display-5, .display-6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Gradient Text Effect - Professional */
.text-gradient-pro {
    background: linear-gradient(135deg, var(--primary-indigo) 0%, var(--accent-violet) 50%, var(--accent-rose) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] .text-gradient-pro {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   NAVIGATION - Professional Glassmorphism
   ======================================== */
#mainNav {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: all 0.4s var(--ease-out);
}

#mainNav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] #mainNav.scrolled {
    background: rgba(15, 23, 42, 0.95);
}

.navbar-brand {
    transition: transform 0.3s var(--ease-out);
}

.navbar-brand:hover {
    transform: scale(1.02);
}

.navbar-brand .brand-text {
    background: linear-gradient(135deg, var(--primary-indigo), var(--accent-violet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Nav Link Underline Animation */
.navbar-nav .nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-indigo), var(--accent-violet));
    transition: all 0.3s var(--ease-out);
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
    width: 80%;
}

/* ========================================
   HERO SECTION - Professional
   ======================================== */
.hero-section {
    position: relative;
    background: linear-gradient(180deg, var(--neutral-50) 0%, #ffffff 100%);
    overflow: hidden;
}

[data-theme="dark"] .hero-section {
    background: linear-gradient(180deg, var(--neutral-900) 0%, #0f172a 100%);
}

/* Subtle Background Pattern */
.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

[data-theme="dark"] .hero-bg-pattern {
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(96, 165, 250, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(167, 139, 250, 0.05) 0%, transparent 50%);
}

/* Hero Content Glass Card */
.hero-glass-wrapper {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--glass-shadow);
}

/* Hero Badge */
.hero-badge-pro {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-indigo);
    letter-spacing: 0.5px;
}

[data-theme="dark"] .hero-badge-pro {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.15), rgba(167, 139, 250, 0.15));
    border-color: rgba(96, 165, 250, 0.3);
    color: #60a5fa;
}

/* Hero Title Animation */
.hero-title-animated {
    animation: fadeInUp 1s var(--ease-out) forwards;
    opacity: 0;
    transform: translateY(30px);
}

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

/* Hero Stats - Professional */
.hero-stat-item {
    text-align: center;
    padding: 1rem;
}

.hero-stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-indigo), var(--accent-violet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--neutral-500);
    font-weight: 500;
    margin-top: 0.5rem;
}

/* ========================================
   BUTTONS - Professional Enhancement
   ======================================== */
.btn-pro {
    position: relative;
    overflow: hidden;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s var(--ease-out);
}

.btn-pro::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: left 0.5s;
}

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

.btn-pro:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
}

/* Primary Button Gradient */
.btn-gradient-primary {
    background: linear-gradient(135deg, var(--primary-indigo) 0%, var(--accent-violet) 100%);
    border: none;
    color: white;
}

.btn-gradient-primary:hover {
    background: linear-gradient(135deg, var(--primary-indigo-dark) 0%, var(--primary-indigo) 100%);
    color: white;
}

/* ========================================
   CARDS - Glassmorphism Professional
   ======================================== */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    transition: all 0.4s var(--ease-out);
}

.card-glass:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.3);
}

/* Feature Cards */
.feature-card-pro {
    background: #ffffff;
    border: 1px solid var(--neutral-200);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.feature-card-pro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-indigo), var(--accent-violet));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-out);
}

.feature-card-pro:hover::before {
    transform: scaleX(1);
}

.feature-card-pro:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: rgba(99, 102, 241, 0.2);
}

[data-theme="dark"] .feature-card-pro {
    background: var(--neutral-800);
    border-color: var(--neutral-700);
}

/* Feature Icon */
.feature-icon-pro {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.feature-icon-pro i {
    font-size: 1.5rem;
    color: var(--primary-indigo);
    transition: all 0.3s ease;
}

.feature-card-pro:hover .feature-icon-pro {
    background: linear-gradient(135deg, var(--primary-indigo), var(--accent-violet));
    transform: scale(1.1) rotate(5deg);
}

.feature-card-pro:hover .feature-icon-pro i {
    color: white;
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header-pro {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge-pro {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-indigo);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

[data-theme="dark"] .section-badge-pro {
    background: rgba(96, 165, 250, 0.15);
    border-color: rgba(96, 165, 250, 0.3);
    color: #60a5fa;
}

.section-title-pro {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 1rem;
}

[data-theme="dark"] .section-title-pro {
    color: #ffffff;
}

.section-subtitle-pro {
    font-size: 1.125rem;
    color: var(--neutral-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   STEP CARDS (How it Works)
   ======================================== */
.step-card-pro {
    background: #ffffff;
    border: 1px solid var(--neutral-200);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: all 0.4s var(--ease-out);
    height: 100%;
}

.step-card-pro:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-indigo);
}

[data-theme="dark"] .step-card-pro {
    background: var(--neutral-800);
    border-color: var(--neutral-700);
}

.step-number-badge-pro {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-indigo), var(--accent-violet));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 800;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

/* ========================================
   STAT CARDS
   ======================================== */
.stat-card-pro {
    background: #ffffff;
    border: 1px solid var(--neutral-200);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s var(--ease-out);
}

.stat-card-pro:hover {
    transform: translateX(5px);
    border-color: var(--primary-indigo);
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .stat-card-pro {
    background: var(--neutral-800);
    border-color: var(--neutral-700);
}

.stat-icon-pro {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon-pro i {
    font-size: 1.5rem;
    color: var(--primary-indigo);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section-pro {
    position: relative;
    background: linear-gradient(135deg, var(--primary-indigo) 0%, var(--accent-violet) 100%);
    overflow: hidden;
}

.cta-section-pro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

/* ========================================
   FOOTER
   ======================================== */
.footer-pro {
    background: var(--neutral-900);
    border-top: 1px solid var(--neutral-800);
}

.footer-link-pro {
    color: var(--neutral-400);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.footer-link-pro::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--primary-indigo), var(--accent-violet));
    transition: width 0.3s ease;
}

.footer-link-pro:hover {
    color: white;
}

.footer-link-pro:hover::after {
    width: 100%;
}

/* ========================================
   SCROLL ANIMATIONS (AOS-like)
   ======================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-up"] {
    transform: translateY(40px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* Stagger delays */
[data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos-delay="300"] { transition-delay: 0.3s; }
[data-aos-delay="400"] { transition-delay: 0.4s; }
[data-aos-delay="500"] { transition-delay: 0.5s; }

/* ========================================
   PARTICLE BACKGROUND (Very Subtle)
   ======================================== */
.particles-subtle {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.3;
}

[data-theme="dark"] .particles-subtle {
    opacity: 0.2;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .hero-glass-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .section-title-pro {
        font-size: 2rem;
    }
    
    .feature-card-pro,
    .step-card-pro {
        padding: 1.5rem;
    }
}


/* ========================================
   TEMA SCURO - FIX LEGGIBILITÀ TESTO
   ======================================== */

/* Tutti i paragrafi nel tema scuro */
[data-theme="dark"] p {
    color: #f1f5f9 !important;
}

/* Testo normale */
[data-theme="dark"] .text-secondary {
    color: #e2e8f0 !important;
}

/* Sottotitoli */
[data-theme="dark"] .lead,
[data-theme="dark"] .hero-subtitle,
[data-theme="dark"] .section-subtitle {
    color: #cbd5e1 !important;
}

/* Feature cards */
[data-theme="dark"] .feature-card p,
[data-theme="dark"] .feature-card-pro p {
    color: #e2e8f0 !important;
}

/* Benefit items */
[data-theme="dark"] .benefit-item,
[data-theme="dark"] .benefit-item span {
    color: #e2e8f0 !important;
}

/* Step cards */
[data-theme="dark"] .step-card p,
[data-theme="dark"] .step-card-pro p {
    color: #e2e8f0 !important;
}

/* Blockchain cards */
[data-theme="dark"] .blockchain-feature-card p {
    color: #e2e8f0 !important;
}

/* Highlights */
[data-theme="dark"] .highlight-item span {
    color: #f1f5f9 !important;
}

/* List items */
[data-theme="dark"] .feature-list li,
[data-theme="dark"] li {
    color: #e2e8f0 !important;
}