/*
===========================================
Trend Agency - Custom CSS Styles
===========================================
*/

/* ==========================================
   1. Global Styles & Custom Properties
   ========================================== */

:root {
    --primary: #1e3a8a;
    --secondary: #1e40af;
    --accent: #d97706;
    --dark: #1f2937;
    --light: #f9fafb;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', sans-serif;
    overflow-x: hidden;
}

/* ==========================================
   2. Custom Scrollbar (for modern browsers)
   ========================================== */

::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ==========================================
   3. Selection Color
   ========================================== */

::selection {
    background-color: var(--primary);
    color: white;
}

::-moz-selection {
    background-color: var(--primary);
    color: white;
}

/* ==========================================
   4. Navbar Enhancements
   ========================================== */

#navbar {
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.nav-link {
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to left, var(--primary), var(--accent));
    transition: width 0.3s ease;
}

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

/* Desktop dropdown animation */
nav ul li .absolute {
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

/* ==========================================
   5. Hero Section Animations
   ========================================== */

.floating {
    animation: floating 6s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Pulse animation for SVG elements */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.pulse {
    animation: pulse 3s ease-in-out infinite;
}

/* ==========================================
   6. Service Cards Enhancements
   ========================================== */

.service-card {
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 58, 138, 0.05), transparent);
    transition: right 0.6s ease;
}

.service-card:hover::before {
    right: 100%;
}

.service-card:hover {
    border-color: var(--primary);
}

/* Icon animation in service cards */
.service-card .group-hover\:scale-110 {
    transition: transform 0.3s ease;
}

/* ==========================================
   7. Project Items Enhancements
   ========================================== */

.project-item {
    cursor: pointer;
    transition: var(--transition);
}

.project-item img {
    transition: transform 0.5s ease;
}

.project-item:hover img {
    transform: scale(1.1);
}

/* Project overlay gradient */
.project-item .absolute {
    transition: opacity 0.3s ease;
}

/* ==========================================
   8. Partner Logos Animation
   ========================================== */

.partner-logo {
    transition: var(--transition);
    cursor: pointer;
}

.partner-logo:hover {
    transform: translateY(-5px) scale(1.05);
}

/* Grayscale to color transition */
.partner-logo .grayscale {
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.partner-logo:hover .grayscale {
    filter: grayscale(0%);
}

/* ==========================================
   9. Button Enhancements
   ========================================== */

button, .btn, a[class*="bg-gradient"] {
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

button::before, .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

button:hover::before, .btn:hover::before {
    width: 300px;
    height: 300px;
}

/* ==========================================
   10. Scroll to Top Button Animation
   ========================================== */

#scroll-top {
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

#scroll-top:hover {
    transform: translateY(-5px) scale(1.1);
}

/* ==========================================
   11. Form Input Enhancements
   ========================================== */

input, textarea, select {
    transition: var(--transition);
}

input:focus, textarea:focus, select:focus {
    box-shadow: 0 0 0 4px rgba(30, 58, 138, 0.1);
}

/* Placeholder styling */
input::placeholder, textarea::placeholder {
    color: #9ca3af;
    transition: var(--transition);
}

input:focus::placeholder, textarea:focus::placeholder {
    color: #d1d5db;
    transform: translateX(-10px);
}

/* ==========================================
   12. Background Gradients & Patterns
   ========================================== */

.bg-gradient-custom {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

/* Animated gradient background */
@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.gradient-animate {
    background-size: 200% 200%;
    animation: gradient-shift 15s ease infinite;
}

/* ==========================================
   13. Loading State Animations
   ========================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* ==========================================
   14. Hover Glow Effects
   ========================================== */

.glow-on-hover {
    transition: var(--transition);
}

.glow-on-hover:hover {
    box-shadow: 0 0 20px rgba(30, 58, 138, 0.4),
                0 0 40px rgba(30, 58, 138, 0.2);
}

/* ==========================================
   15. Text Gradient Effects
   ========================================== */

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================
   16. Card Shine Effect
   ========================================== */

.card-shine {
    position: relative;
    overflow: hidden;
}

.card-shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.card-shine:hover::after {
    opacity: 1;
    left: 100%;
}

/* ==========================================
   17. Stats Counter Styles
   ========================================== */

.stat-number {
    font-variant-numeric: tabular-nums;
    transition: color 0.3s ease;
}

/* ==========================================
   18. Section Dividers
   ========================================== */

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(to left, var(--accent), var(--primary));
    margin: 0 auto;
    border-radius: 2px;
}

/* ==========================================
   19. Mobile Menu Animation
   ========================================== */

#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   20. Utility Classes
   ========================================== */

.transition-all {
    transition: var(--transition);
}

.shadow-custom {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.shadow-custom-hover:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* ==========================================
   21. Responsive Typography
   ========================================== */

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    p {
        font-size: 0.95rem;
    }
}

/* ==========================================
   22. Print Styles
   ========================================== */

@media print {
    nav, footer, #scroll-top {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ==========================================
   23. Accessibility Enhancements
   ========================================== */

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================
   24. Dark Mode Support (Optional)
   ========================================== */

@media (prefers-color-scheme: dark) {
    /* Uncomment if you want to support dark mode
    body {
        background-color: #111827;
        color: #f9fafb;
    }
    */
}

/* ==========================================
   25. Custom Animations for AOS
   ========================================== */

[data-aos] {
    transition-property: opacity, transform;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
    opacity: 0;
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
    opacity: 0;
}

[data-aos="fade-left"] {
    transform: translateX(-30px);
    opacity: 0;
}

[data-aos="fade-right"] {
    transform: translateX(30px);
    opacity: 0;
}

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

/* ==========================================
   26. Loading Spinner (if needed)
   ========================================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(30, 58, 138, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================
   27. Grid Enhancement
   ========================================== */

.grid-auto-fit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* ==========================================
   28. Backdrop Blur Support
   ========================================== */

@supports (backdrop-filter: blur(10px)) {
    #navbar {
        backdrop-filter: blur(10px);
        background-color: rgba(255, 255, 255, 0.9);
    }
}

/* ==========================================
   End of Custom CSS Styles
   ========================================== */