/* Custom CSS for Bob Sario Portfolio */

* {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

/* Custom gradient text */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Smooth scroll offset for sticky navbar */
section {
    scroll-margin-top: 80px;
}

/* Enhanced button hover effects */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    transition: all 0.3s ease;
}

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

/* Navigation active state */
.nav-link.active {
    color: #3b82f6 !important;
    font-weight: 600;
}

/* Portfolio card hover effects */
.portfolio-card {
    transition: all 0.3s ease;
    overflow: hidden;
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.portfolio-card img {
    transition: transform 0.3s ease;
}

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

/* Pricing card styles */
.pricing-card {
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Form styles */
.form-input {
    transition: all 0.3s ease;
}

.form-input:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.1);
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-right: 8px;
}

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

/* Success/Error messages */
.message-success {
    background-color: #10b981;
    color: white;
}

.message-error {
    background-color: #ef4444;
    color: white;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem !important;
    }
    
    .hero-subtitle {
        font-size: 1.1rem !important;
    }
    
    .section-padding {
        padding: 3rem 0 !important;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Intersection Observer animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Top banner styles */
.top-banner {
    transition: all 0.3s ease;
}

.top-banner.hidden {
    transform: translateY(-100%);
    opacity: 0;
}

/* Navbar styles */
#navbar {
    transition: all 0.3s ease;
}

#navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

/* Portfolio filter buttons */
.filter-btn {
    transition: all 0.3s ease;
}

.filter-btn.active {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
}

/* Service card icons */
.service-icon {
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

/* Statistics counter animation */
.counter {
    font-weight: bold;
    color: #3b82f6;
}

/* Background patterns */
.bg-pattern {
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

/* Mobile menu animation */
#mobile-menu {
    transition: all 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

#mobile-menu.open {
    max-height: 300px;
}

/* Contact form enhancements */
.contact-form {
    position: relative;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
    border-radius: 12px;
    z-index: -1;
}

/* SEO-friendly hidden text */
.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;
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}

/* ============================================
   CASE STUDY PAGE ENHANCEMENTS
   ============================================ */

/* Case study wrapper */
.case-study-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    transition: all 0.35s ease;
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

/* Hover effects */
.case-study-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
    border-color: rgba(59,130,246,0.3);
}

/* Gradient border highlight */
.case-study-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.case-study-card:hover::before {
    opacity: 1;
}

/* Section titles */
.case-study-title {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 1.2rem;
}

/* Subheadings */
.case-study-subtitle {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1rem 0 0.5rem;
    color: #1f2937;
}

/* Bullet list enhancements */
.case-study-list {
    margin-left: 1.2rem;
    margin-bottom: 1.2rem;
}

.case-study-list li {
    padding-left: 0.4rem;
    margin-bottom: 0.4rem;
}

/* Results highlighter */
.case-study-results li {
    font-weight: 600;
    color: #111827;
}

/* Number counters (for stats) */
.case-stat {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    color: transparent;
}

/* Tag chips */
.case-tag {
    display: inline-block;
    padding: 0.25rem 0.8rem;
    background: rgba(59,130,246,0.1);
    color: #2563eb;
    border-radius: 6px;
    font-size: 0.85rem;
    margin-right: 0.4rem;
    margin-bottom: 0.4rem;
}

/* Divider line */
.case-divider {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0,0,0,0.1), transparent);
    margin: 1.5rem 0;
}

/* Nice fade animation */
.case-fade {
    opacity: 0;
    transform: translateY(25px);
    animation: caseFadeUp 0.7s ease forwards;
}

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

/* Responsive improvements */
@media (max-width: 768px) {
    .case-study-title {
        font-size: 1.6rem;
    }
    .case-study-card {
        padding: 1.75rem;
    }
}