/* Modern Design System & Animations - UEMITSoft */

:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --accent-color: #10b981;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 25px -5px rgba(37, 99, 235, 0.2);
}

/* Global Smooth Transitions - Enhanced for beautiful interactions */
a, button, input, textarea, select {
    transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

a {
    transition: color 300ms ease, background-color 300ms ease, transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1), opacity 300ms ease;
}

button {
    transition: all 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Smooth link hover effects */
a:hover {
    transform: translateY(-1px);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--light);
}

/* Smooth Page Transitions */
body {
    animation: fadeIn 0.4s ease-in-out;
}

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

.page-content {
    animation: pageTransition 0.4s ease-out;
}

/* Keyframe Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-10deg) scale(0.9);
    }
    to {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

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

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

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

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

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Modern Card System with Enhanced Beauty */
.modern-card {
    background: white;
    border-radius: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.modern-card:hover::before {
    transform: scaleX(1);
}

.modern-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15), 0 10px 20px -5px rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.2);
}

/* Optimized Gradient Cards with Better Color Harmony */
.gradient-card-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 10px 25px -5px rgba(102, 126, 234, 0.3);
}

.gradient-card-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 10px 25px -5px rgba(245, 87, 108, 0.3);
}

.gradient-card-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 10px 25px -5px rgba(79, 172, 254, 0.3);
}

.gradient-card-4 {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 10px 25px -5px rgba(67, 233, 123, 0.3);
}

.gradient-card-5 {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    box-shadow: 0 10px 25px -5px rgba(250, 112, 154, 0.3);
}

.gradient-card-6 {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    box-shadow: 0 10px 25px -5px rgba(48, 207, 208, 0.3);
}

/* Enhanced Button System with Beautiful Design */
.btn-modern {
    position: relative;
    overflow: hidden;
    border-radius: 14px;
    font-weight: 600;
    padding: 14px 32px;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.25);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-modern:hover::before {
    width: 300px;
    height: 300px;
}

.btn-modern:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 28px 0 rgba(37, 99, 235, 0.35);
}

.btn-modern:active {
    transform: translateY(-1px);
}

.btn-modern span {
    position: relative;
    z-index: 1;
}

/* Enhanced Icon Containers */
.icon-modern {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.icon-modern::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.icon-modern:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.icon-modern:hover::before {
    opacity: 1;
}

/* Reveal Animations - Make visible by default */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger Animation - Make visible by default */
.stagger-item {
    opacity: 1;
    transform: translateY(0);
}

/* Card Animate - Make visible by default */
.card-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Hero Reveal - Make visible by default */
.hero-reveal {
    opacity: 1;
    transform: translateY(0);
}

/* Animation delays removed - items are visible by default */

/* Enhanced Gradient Text with Animation */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

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

/* Glass Morphism */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

/* Animated Background */
.animated-bg {
    position: relative;
    overflow: hidden;
}

.animated-bg::before,
.animated-bg::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.animated-bg::before {
    width: 400px;
    height: 400px;
    top: -200px;
    right: -200px;
    background: var(--primary-color);
}

.animated-bg::after {
    width: 300px;
    height: 300px;
    bottom: -150px;
    left: -150px;
    background: var(--secondary-color);
    animation-delay: 2s;
}

/* Enhanced Navigation with Beautiful Design */
nav {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
}

nav:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

/* Form Elements */
.form-modern input,
.form-modern textarea,
.form-modern select {
    border-radius: 12px;
    border: 2px solid #e5e7eb;
    padding: 12px 16px;
    transition: all 0.3s ease;
    font-size: 16px;
}

.form-modern input:focus,
.form-modern textarea:focus,
.form-modern select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

/* Table Modern */
.modern-table {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.modern-table thead {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.modern-table tbody tr {
    transition: all 0.3s ease;
}

.modern-table tbody tr:hover {
    background: #f8fafc;
    transform: scale(1.01);
    box-shadow: var(--shadow-sm);
}

/* Badge Modern */
.badge-modern {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.badge-modern:hover {
    transform: scale(1.05);
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e5e7eb;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Progress Bar */
.progress-modern {
    height: 8px;
    background: #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-modern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    animation: progress 2s ease-in-out;
}

@keyframes progress {
    from {
        width: 0;
    }
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-2xl);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
}

.fab:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: var(--shadow-2xl);
}

/* Hero Section Modern */
.hero-modern {
    position: relative;
    overflow: hidden;
    padding: 120px 0;
}

.hero-modern::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    top: -250px;
    right: -250px;
    animation: pulse 4s ease-in-out infinite;
}

.hero-modern::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    bottom: -200px;
    left: -200px;
    animation: pulse 4s ease-in-out infinite 2s;
}

/* Section Spacing */
.section-modern {
    padding: 100px 0;
    position: relative;
}

/* Grid Modern */
.grid-modern {
    display: grid;
    gap: 32px;
}

/* Typography Modern */
.text-hero {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.text-section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

/* Utility Classes */
.animate-on-scroll {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.hover-grow:hover {
    transform: scale(1.05);
}

.hover-lift:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.12), 0 10px 20px -5px rgba(37, 99, 235, 0.1);
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(37, 99, 235, 0.4), 0 0 60px rgba(124, 58, 237, 0.2);
}

/* Beautiful subtle animations */
@keyframes subtle-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.95;
        transform: scale(1.01);
    }
}

.subtle-animate {
    animation: subtle-pulse 4s ease-in-out infinite;
}

/* Enhanced Beautiful Form Inputs */
.form-modern input,
.form-modern textarea,
.form-modern select {
    border-radius: 14px;
    border: 2px solid #e5e7eb;
    padding: 14px 18px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 15px;
    background: white;
}

.form-modern input:focus,
.form-modern textarea:focus,
.form-modern select:focus {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1), 0 6px 20px rgba(37, 99, 235, 0.15);
    outline: none;
}

.form-modern input:hover,
.form-modern textarea:hover,
.form-modern select:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

/* Beautiful link underlines */
a:not(.btn-modern):not(.nav-link):not(button) {
    position: relative;
}

a:not(.btn-modern):not(.nav-link):not(button):hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(1);
    transition: transform 0.3s ease;
}

a:not(.btn-modern):not(.nav-link):not(button)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

/* Enhanced Color Scheme Optimizations */
:root {
    --success-green: #10b981;
    --warning-orange: #f59e0b;
    --error-red: #ef4444;
    --info-blue: #3b82f6;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border-light: rgba(0, 0, 0, 0.06);
}

/* Beautiful hover states with optimized colors */
.modern-card:hover {
    border-color: rgba(37, 99, 235, 0.15);
}

/* Optimized button colors */
.btn-modern {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
}

.btn-modern:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* Enhanced form focus states */
input:focus,
textarea:focus,
select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .modern-card:hover {
        transform: translateY(-4px) scale(1.01);
    }
    
    .hero-modern {
        padding: 80px 0;
    }
    
    .icon-modern {
        width: 56px;
        height: 56px;
    }
}