/*
    A single, unified stylesheet for all pages.
    This approach is better for maintenance and performance.
*/

/* Font Import */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800;900&display=swap');

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', sans-serif;
    background-color: #f0f4f8;
    color: #2c3e50;
    -webkit-font-smoothing: antialiased;
}

/* Centralized Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-up {
    animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Staggered Delay Variants */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }

/* Interactive Elements */
.btn-click {
    transition: transform 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-click:active {
    transform: scale(0.95);
}

/* Modern Skeleton Shimmer */
.skel {
    background: #e2e8f0;
    position: relative;
    overflow: hidden;
    border-radius: 0.75rem;
}

.skel::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0,
        rgba(255, 255, 255, 0.4) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    100% {
        transform: translateX(100%);
    }
}

/* Image Smooth Entry */
.img-fade-in {
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.img-fade-in.loaded {
    opacity: 1;
}

/* Custom scrollbar for a cleaner look */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

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

/* Glassmorphism Utilities */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}