/* Custom CSS for Mission Uganda Website */

/* Hero Slider Styles */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    z-index: 1;
}

.hero-slide.active {
    opacity: 1;
    z-index: 2;
}

.hero-nav-dot.active {
    opacity: 1 !important;
    background-color: #fbbf24;
}

/* Additional animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Loading states */
.loading-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite linear;
}

/* Enhanced hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.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: left 0.5s ease;
}

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

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

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

::-webkit-scrollbar-thumb {
    background: #2563eb;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1d4ed8;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
textarea:focus,
select:focus,
a:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        color: black !important;
        background: white !important;
    }
    
    .hero-gradient {
        background: white !important;
        color: black !important;
    }
    
    .bg-charity-blue,
    .bg-charity-green,
    .bg-charity-orange {
        background: white !important;
        color: black !important;
        border: 1px solid #ccc !important;
    }
}

/* Dark mode support (if needed later) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --text-primary: #ffffff;
        --bg-secondary: #2a2a2a;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .text-gray-600 {
        color: #000000 !important;
    }
    
    .bg-warm-gray {
        background-color: #ffffff !important;
    }
    
    button, .card-hover {
        border: 2px solid #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mobile-first responsive design enhancements */
@media (max-width: 640px) {
    .text-5xl {
        font-size: 2.5rem !important;
        line-height: 1.2 !important;
    }
    
    .text-7xl {
        font-size: 3rem !important;
        line-height: 1.1 !important;
    }
    
    .py-20 {
        padding-top: 3rem !important;
        padding-bottom: 3rem !important;
    }
    
    .container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
}

/* Tablet optimizations */
@media (min-width: 641px) and (max-width: 1024px) {
    .grid {
        gap: 1.5rem;
    }
}

/* Large screen optimizations */
@media (min-width: 1441px) {
    .container {
        max-width: 1400px;
    }
}

/* Custom utility classes */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.backdrop-blur {
    backdrop-filter: blur(10px);
}

.gradient-text {
    background: linear-gradient(135deg, #2563eb, #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Animation delays for staggered effects */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* Loading spinner */
.spinner {
    border: 2px solid #f3f3f3;
    border-top: 2px solid #2563eb;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
}

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

/* Custom form styles */
.form-input {
    transition: all 0.3s ease;
    border: 2px solid #e5e7eb;
}

.form-input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

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

/* Card styles */
.charity-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

/* Button variations */
.btn-gradient {
    background: linear-gradient(135deg, #2563eb, #059669);
    transition: all 0.3s ease;
}

.btn-gradient:hover {
    background: linear-gradient(135deg, #1d4ed8, #047857);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

/* Icon animations */
.icon-bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0,-15px,0);
    }
    70% {
        transform: translate3d(0,-7px,0);
    }
    90% {
        transform: translate3d(0,-3px,0);
    }
}

/* Progress indicators */
.progress-circle {
    transform: rotate(-90deg);
}

.progress-circle circle {
    transition: stroke-dashoffset 0.6s ease 0s;
}

/* Testimonial styles */
.testimonial-card {
    position: relative;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: #2563eb;
    font-family: serif;
    line-height: 1;
}

/* Newsletter section */
.newsletter-bg {
    background: linear-gradient(135deg, #2563eb 0%, #059669 100%);
    position: relative;
}

.newsletter-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='3' cy='3' r='3'/%3E%3Ccircle cx='13' cy='13' r='3'/%3E%3C/g%3E%3C/svg%3E");
}

/* Stats counter styles */
.stat-number {
    font-feature-settings: 'tnum';
    font-variant-numeric: tabular-nums;
}

/* Image placeholder styles */
.image-placeholder {
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    font-size: 0.9rem;
    text-align: center;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.image-placeholder:hover {
    background: linear-gradient(135deg, #e5e7eb, #d1d5db);
    transform: scale(1.02);
}

.image-placeholder i {
    margin-bottom: 0.5rem;
    color: #9ca3af;
}

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

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #2563eb;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    transition: top 0.3s;
}

.skip-to-content:focus {
    top: 6px;
}

/* Error states */
.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
}

.error-message i {
    margin-right: 0.5rem;
}

/* Success states */
.success-message {
    color: #10b981;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
}

.success-message i {
    margin-right: 0.5rem;
}

/* Custom scrollbar for webkit browsers */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}