/* Custom Styles for AppStudioHub */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
}

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

.bg-gradient-to-r {
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #a855f7, #ec4899);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #9333ea, #db2777);
}

/* Particle Background */
#particles-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Smooth Transitions */
a, button, .group {
    transition: all 0.3s ease;
}

/* Custom Animations */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

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

/* Glow Effects */
.glow-purple {
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.5);
}

.glow-pink {
    box-shadow: 0 0 20px rgba(236, 72, 153, 0.5);
}

/* Form Styles */
input:focus, textarea:focus, select:focus {
    border-color: #a855f7;
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.1);
}

/* Button Hover Effects */
button:hover {
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

/* Card Hover Effects */
.group:hover {
    transform: translateY(-5px);
}

/* Glass Morphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Text */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
}

/* Loading Animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Success/Error Messages */
.message-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.message-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* Navigation Blur Effect */
nav {
    backdrop-filter: saturate(180%) blur(20px);
}

/* Gradient Border Effect */
.gradient-border {
    position: relative;
    background: linear-gradient(to right, #a855f7, #ec4899);
    padding: 2px;
    border-radius: 1rem;
}

.gradient-border > * {
    background: #1a1a1a;
    border-radius: calc(1rem - 2px);
}

/* Pulse Animation for CTA */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Mobile Menu Transition */
#mobile-menu {
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
}

#mobile-menu.show {
    max-height: 500px;
    opacity: 1;
}

/* Service Card Hover Glow */
.group:hover .w-16.h-16 {
    box-shadow: 0 0 30px currentColor;
}

/* Smooth Section Transitions */
section {
    position: relative;
    z-index: 1;
}

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(168, 85, 247, 0.1);
    border-top-color: #a855f7;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

/* Form Success/Error Animation */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-10px);
    }
    75% {
        transform: translateX(10px);
    }
}

.shake {
    animation: shake 0.5s ease;
}

/* Portfolio Image Overlay */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.group:hover .portfolio-overlay {
    opacity: 1;
}

/* Tech Stack Grid Hover */
.tech-item {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-item:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(168, 85, 247, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}