/* Современный живой дизайн */

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #6366f1, #8b5cf6);
    border-radius: 5px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #4f46e5, #7c3aed);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Utility classes */
.fade-in {
    animation: fadeIn 0.5s ease-out;
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

.scale-in {
    animation: scaleIn 0.4s ease-out;
}

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

/* Glass morphism effect */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient 3s ease infinite;
}

/* Hover effects */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

/* Button animations */
.btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Card hover effects */
.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Progress bar animation */
.progress-bar {
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

/* Focus styles */
button:focus,
a:focus {
    outline: 2px solid #6366f1;
    outline-offset: 2px;
    border-radius: 4px;
}

input:focus,
select:focus {
    outline: 2px solid #6366f1;
    outline-offset: 0;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Upload area drag effect */
.upload-area-drag {
    border-color: #6366f1 !important;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    transform: scale(1.02);
}

/* Loading spinner */
.spinner {
    border: 3px solid rgba(99, 102, 241, 0.1);
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Success animation */
.success-bounce {
    animation: scaleIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Glow effect */
.glow {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.glow-green {
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.3);
}

/* Smooth transitions */
* {
    transition-property: background-color, border-color, color, fill, stroke, opacity, box-shadow, transform;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

/* Advanced gradient backgrounds */
.hero-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

.section-gradient {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 50%, rgba(236, 72, 153, 0.05) 100%);
}

/* Decorative patterns */
.pattern-dots {
    background-image: radial-gradient(circle, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
}

.pattern-grid {
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
}

/* Animated border */
.animated-border {
    position: relative;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #4facfe, #00f2fe);
    background-size: 400% 400%;
    animation: gradient 3s ease infinite;
    border-radius: 12px;
    padding: 2px;
}

.animated-border > * {
    background: white;
    border-radius: 10px;
}

/* Glass card enhanced */
.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

/* 3D Card effect */
.card-3d {
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.card-3d:hover {
    transform: rotateY(5deg) rotateX(5deg) translateY(-10px);
}

/* Particle effect background */
.particles {
    position: relative;
    overflow: hidden;
}

.particles::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s linear infinite;
    pointer-events: none;
}

/* Enhanced shadow effects */
.shadow-glow {
    box-shadow: 
        0 0 20px rgba(99, 102, 241, 0.3),
        0 10px 40px rgba(99, 102, 241, 0.2),
        0 20px 60px rgba(99, 102, 241, 0.1);
}

.shadow-glow-green {
    box-shadow: 
        0 0 20px rgba(34, 197, 94, 0.3),
        0 10px 40px rgba(34, 197, 94, 0.2),
        0 20px 60px rgba(34, 197, 94, 0.1);
}

/* Neon effect */
.neon-text {
    text-shadow: 
        0 0 10px rgba(99, 102, 241, 0.5),
        0 0 20px rgba(99, 102, 241, 0.3),
        0 0 30px rgba(99, 102, 241, 0.2);
}

/* Wave animation */
.wave {
    position: relative;
    overflow: hidden;
}

.wave::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: wave 3s infinite;
}

@keyframes wave {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Magnetic effect */
.magnetic {
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.magnetic:hover {
    transform: scale(1.05);
}

/* Text gradient animation enhanced */
.gradient-text-enhanced {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 300% 300%;
    animation: gradient 8s ease infinite;
    font-weight: 900;
    letter-spacing: -0.02em;
}

/* Blurred background overlay */
.backdrop-blur-overlay {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Ripple effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* Glitch effect */
.glitch {
    position: relative;
    animation: glitch 2s infinite;
}

@keyframes glitch {
    0%, 100% {
        transform: translate(0);
    }
    20% {
        transform: translate(-2px, 2px);
    }
    40% {
        transform: translate(-2px, -2px);
    }
    60% {
        transform: translate(2px, 2px);
    }
    80% {
        transform: translate(2px, -2px);
    }
}

/* Sparkle effect */
.sparkle {
    position: relative;
}

.sparkle::before,
.sparkle::after {
    content: '✨';
    position: absolute;
    font-size: 1.5rem;
    opacity: 0;
    animation: sparkle 2s infinite;
}

.sparkle::before {
    top: -10px;
    left: 10px;
    animation-delay: 0s;
}

.sparkle::after {
    bottom: -10px;
    right: 10px;
    animation-delay: 1s;
}

@keyframes sparkle {
    0%, 100% {
        opacity: 0;
        transform: scale(0) rotate(0deg);
    }
    50% {
        opacity: 1;
        transform: scale(1) rotate(180deg);
    }
}