/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables for Premium Theme */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --blue-gradient: linear-gradient(135deg, #2563EB 0%, #1E40AF 100%);
    --success-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
    --glow-blue: 0 0 30px rgba(37, 99, 235, 0.3);
    --glow-purple: 0 0 30px rgba(139, 92, 246, 0.3);
}

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

body {
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Custom Utilities */
.container-custom {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Premium Transitions */
.transition-smooth {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Premium Gradient Text */
.gradient-text {
    background: var(--blue-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.animated-gradient {
    background: linear-gradient(-45deg, #667eea, #764ba2, #2563EB, #1E40AF);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

/* Hover Glow Effect */
.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: var(--glow-blue);
    transform: translateY(-2px);
}

/* Pulse Animation */
@keyframes pulse-subtle {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.8;
    }
}

.pulse-animation {
    animation: pulse-subtle 2s ease-in-out infinite;
}

/* Float Animation */
@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

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

/* Slide in from Bottom */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-up {
    animation: slideUp 0.6s ease-out;
}

/* Accessibility Focus */
*:focus-visible {
    outline: 3px solid #2563EB;
    outline-offset: 3px;
    border-radius: 0.25rem;
}

/* Accordion Animation */
.rotate-180 {
    transform: rotate(180deg);
    transition: transform 0.3s ease;
}

/* Premium Form Styles */
input,
textarea,
select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #E5E7EB;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    background: #FFFFFF;
}

input:focus,
textarea:focus,
select:focus {
    border-color: #2563EB;
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: #FAFBFC;
}

input::placeholder,
textarea::placeholder {
    color: #9CA3AF;
}

/* Premium Buttons */
.btn-primary {
    background: var(--blue-gradient);
    color: white;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.25);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
}

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

/* Shimmer Effect */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

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

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* Card Hover Effects */
.card-premium {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card-premium:hover::before {
    opacity: 1;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    animation: slideUp 0.3s ease-out;
}

/* Bounce Slow */
@keyframes bounce-slow {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.animate-bounce-slow {
    animation: bounce-slow 2s ease-in-out infinite;
}

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

::-webkit-scrollbar-track {
    background: #F3F4F6;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2, #667eea);
}

/* Skeleton Loading */
@keyframes skeleton-loading {
    0% {
        background-position: -200px 0;
    }

    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 0px, #e0e0e0 40px, #f0f0f0 80px);
    background-size: 200px 100%;
    animation: skeleton-loading 1.5s infinite;
}