/* Custom CSS Variables */
:root {
    --primary-color: #059669;
    --primary-light: #10b981;
    --primary-dark: #047857;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
.font-inter {
    font-family: 'Inter', sans-serif;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 1px;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 2rem;
    background-color: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 2rem;
    background-color: transparent;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--primary-color);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 2rem;
    background-color: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-white:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Cards */
.card {
    background-color: var(--white);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    width: 4rem;
    height: 4rem;
    background-color: var(--primary-color);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-bottom: 1.5rem;
}

/* Hero Section */
.hero-title {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.5s;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.8s;
}

/* Particles Animation */
#particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: linear-gradient(45deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.1;
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.3;
    }
}

/* Section Animations */
.section-title {
    opacity: 0;
    transform: translateY(30px);
}

.section-title.animate {
    animation: fadeInUp 0.8s ease forwards;
}

/* Fade In Up Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Slide In Left Animation */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

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

/* Slide In Right Animation */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

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

/* Scale In Animation */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Utility Classes */
.opacity-0 {
    opacity: 0;
}

.opacity-1 {
    opacity: 1;
}

.transform-none {
    transform: none;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 2.5rem !important;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1.125rem !important;
    }

    .card {
        padding: 1.5rem;
    }

    .btn-primary,
    .btn-secondary,
    .btn-white {
        padding: 0.625rem 1.5rem;
        font-size: 0.875rem;
    }

    /* Mobile menu button improvements */
    #mobile-menu-btn {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        user-select: none;
        -webkit-user-select: none;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Mobile menu improvements */
    #mobile-menu {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    #mobile-menu a {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem !important;
    }

    .section-title {
        font-size: 2rem !important;
    }

    .card {
        padding: 1rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .particle {
        display: none;
    }
}

/* Focus States */
.btn-primary:focus,
.btn-secondary:focus,
.btn-white:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Smooth Transitions */
a,
button,
.card,
.nav-link {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Print Styles */
@media print {

    .btn-primary,
    .btn-secondary,
    .btn-white,
    #mobile-menu-btn,
    #mobile-menu {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    .hero-title,
    .section-title {
        font-size: 18pt !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --gray-600: #000000;
        --gray-900: #000000;
    }

    .card {
        border: 2px solid var(--gray-900);
    }
}

/* Dark Mode Support (if needed in future) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here */
}

/* Performance Optimizations */
.card,
.btn-primary,
.btn-secondary,
.btn-white {
    will-change: transform;
}

.hero-title,
.hero-subtitle {
    will-change: opacity, transform;
}

/* Grid Layout Enhancements */
.grid {
    display: grid;
    gap: 1rem;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 768px) {
    .md\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 1024px) {
    .lg\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .lg\\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Flexbox Enhancements */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.space-x-4>*+* {
    margin-left: 1rem;
}

.space-x-8>*+* {
    margin-left: 2rem;
}

.space-y-2>*+* {
    margin-top: 0.5rem;
}

.space-y-3>*+* {
    margin-top: 0.75rem;
}

.space-y-4>*+* {
    margin-top: 1rem;
}

.space-y-8>*+* {
    margin-top: 2rem;
}

/* Spacing Utilities */
.p-4 {
    padding: 1rem;
}

.p-8 {
    padding: 2rem;
}

.p-12 {
    padding: 3rem;
}

.py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.py-8 {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.py-12 {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

.py-20 {
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.mb-16 {
    margin-bottom: 4rem;
}

.mt-8 {
    margin-top: 2rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

/* Text Utilities */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-2xl {
    font-size: 1.5rem;
    line-height: 2rem;
}

.text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

.text-4xl {
    font-size: 2.25rem;
    line-height: 2.5rem;
}

.text-5xl {
    font-size: 3rem;
    line-height: 1;
}

.text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
}

.text-lg {
    font-size: 1.125rem;
    line-height: 1.75rem;
}

.font-bold {
    font-weight: 700;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

/* Color Utilities */
.text-white {
    color: var(--white);
}

.text-emerald-600 {
    color: var(--primary-color);
}

.text-emerald-100 {
    color: var(--primary-light);
}

.text-gray-600 {
    color: var(--gray-600);
}

.text-gray-800 {
    color: var(--gray-800);
}

.text-gray-400 {
    color: var(--gray-400);
}

.bg-white {
    background-color: var(--white);
}

.bg-emerald-600 {
    background-color: var(--primary-color);
}

.bg-gray-50 {
    background-color: var(--gray-50);
}

.bg-gray-900 {
    background-color: var(--gray-900);
}

.bg-emerald-100 {
    background-color: #d1fae5;
}

.bg-emerald-200 {
    background-color: #a7f3d0;
}

/* Border Utilities */
.border-b {
    border-bottom-width: 1px;
}

.border-t {
    border-top-width: 1px;
}

.border-gray-200 {
    border-color: var(--gray-200);
}

.border-gray-800 {
    border-color: var(--gray-800);
}

.border-emerald-600 {
    border-color: var(--primary-color);
}

/* Border Radius */
.rounded {
    border-radius: 0.25rem;
}

.rounded-lg {
    border-radius: 0.5rem;
}

.rounded-xl {
    border-radius: 0.75rem;
}

.rounded-2xl {
    border-radius: 1rem;
}

.rounded-full {
    border-radius: 9999px;
}

/* Display Utilities */
.hidden {
    display: none;
}

.block {
    display: block;
}

.inline-flex {
    display: inline-flex;
}

/* Position Utilities */
.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.inset-0 {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.top-0 {
    top: 0;
}

.left-0 {
    left: 0;
}

.right-0 {
    right: 0;
}

.bottom-8 {
    bottom: 2rem;
}

.left-1\\/2 {
    left: 50%;
}

/* Z-Index */
.z-10 {
    z-index: 10;
}

.z-50 {
    z-index: 50;
}

/* Transform Utilities */
.transform {
    transform: translateX(var(--tw-translate-x)) translateY(var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}

.-translate-x-1\\/2 {
    --tw-translate-x: -50%;
}

.translate-y-0 {
    --tw-translate-y: 0px;
}

.translate-y-30 {
    --tw-translate-y: 30px;
}

/* Overflow */
.overflow-hidden {
    overflow: hidden;
}

.overflow-x-hidden {
    overflow-x: hidden;
}

/* Min Height */
.min-h-screen {
    min-height: 100vh;
}

/* Width and Height */
.w-6 {
    width: 1.5rem;
}

.h-6 {
    height: 1.5rem;
}

.w-8 {
    width: 2rem;
}

.h-8 {
    height: 2rem;
}

.w-12 {
    width: 3rem;
}

.h-12 {
    height: 3rem;
}

.w-16 {
    width: 4rem;
}

.h-16 {
    height: 4rem;
}

.w-24 {
    width: 6rem;
}

.h-24 {
    height: 6rem;
}

.w-80 {
    width: 20rem;
}

.h-80 {
    height: 20rem;
}

/* Max Width */
.max-w-2xl {
    max-width: 42rem;
}

.max-w-3xl {
    max-width: 48rem;
}

.max-w-4xl {
    max-width: 56rem;
}

.max-w-6xl {
    max-width: 72rem;
}

/* Gap */
.gap-4 {
    gap: 1rem;
}

.gap-8 {
    gap: 2rem;
}

.gap-12 {
    gap: 3rem;
}

/* Responsive Utilities */
@media (min-width: 640px) {
    .sm\\:flex-row {
        flex-direction: row;
    }
}

@media (min-width: 768px) {
    .md\\:flex {
        display: flex;
    }

    .md\\:hidden {
        display: none;
    }

    .md\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .md\\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .md\\:text-2xl {
        font-size: 1.5rem;
        line-height: 2rem;
    }

    .md\\:text-3xl {
        font-size: 1.875rem;
        line-height: 2.25rem;
    }

    .md\\:text-7xl {
        font-size: 4.5rem;
        line-height: 1;
    }

    .md\\:p-12 {
        padding: 3rem;
    }
}

@media (min-width: 1024px) {
    .lg\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .lg\\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Animation Utilities */
.animate-bounce {
    animation: bounce 1s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(-25%);
        animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
    }

    50% {
        transform: none;
        animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
    }
}

/* Hover Effects */
.hover\\:text-white:hover {
    color: var(--white);
}

.hover\\:text-emerald-600:hover {
    color: var(--primary-color);
}

.hover\\:text-emerald-700:hover {
    color: var(--primary-dark);
}

.hover\\:bg-emerald-100:hover {
    background-color: #d1fae5;
}

.hover\\:bg-gray-100:hover {
    background-color: var(--gray-100);
}

/* Focus Effects */
.focus\\:outline-none:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
}

/* Backdrop Filter */
.backdrop-blur-md {
    backdrop-filter: blur(12px);
}

/* Box Shadow */
.shadow {
    box-shadow: var(--shadow);
}

.shadow-md {
    box-shadow: var(--shadow-md);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.shadow-xl {
    box-shadow: var(--shadow-xl);
}

/* Gradient Backgrounds */
.bg-gradient-to-br {
    background-image: linear-gradient(to bottom right, var(--tw-gradient-stops));
}

.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops));
}

.from-emerald-50 {
    --tw-gradient-from: #ecfdf5;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(236, 253, 245, 0));
}

.from-emerald-100 {
    --tw-gradient-from: #d1fae5;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(209, 250, 229, 0));
}

.to-emerald-100 {
    --tw-gradient-to: #d1fae5;
}

.to-emerald-200 {
    --tw-gradient-to: #a7f3d0;
}

.via-white {
    --tw-gradient-stops: var(--tw-gradient-from), #ffffff, var(--tw-gradient-to, rgba(255, 255, 255, 0));
}

/* SVG Fill */
.fill-current {
    fill: currentColor;
}

.fill-none {
    fill: none;
}

/* SVG Stroke */
.stroke-current {
    stroke: currentColor;
}

.stroke-2 {
    stroke-width: 2;
}

.stroke-linecap-round {
    stroke-linecap: round;
}

.stroke-linejoin-round {
    stroke-linejoin: round;
}

/* List Styles */
.list-none {
    list-style-type: none;
}

/* Border Width */
.border-2 {
    border-width: 2px;
}

/* Cursor */
.cursor-pointer {
    cursor: pointer;
}

/* Pointer Events */
.pointer-events-none {
    pointer-events: none;
}

/* Will Change */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
}

/* Pricing Toggle Styles */
.pricing-toggle {
    position: relative;
    display: inline-flex;
    height: 2.5rem;
    width: 2.75rem;
    align-items: center;
    border-radius: 9999px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.pricing-toggle.active {
    background-color: #059669;
    /* emerald-600 */
}

.pricing-toggle:not(.active) {
    background-color: #d1d5db;
    /* gray-300 */
}

.pricing-toggle span {
    display: inline-block;
    height: 1rem;
    width: 1rem;
    transform: translateX(0.25rem);
    border-radius: 9999px;
    background-color: white;
    transition: transform 0.3s ease;
}

.pricing-toggle.active span {
    transform: translateX(1.5rem);
}

.pricing-toggle:not(.active) span {
    transform: translateX(0.25rem);
}

/* Pricing Price Transitions */
.monthly-price,
.annual-price {
    transition: all 0.3s ease;
}

.monthly-price.hidden,
.annual-price.hidden {
    opacity: 0;
    transform: scale(0.95);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.monthly-price.visible,
.annual-price.visible {
    opacity: 1;
    transform: scale(1);
    position: relative;
}