/*
--- DIGITAL MARKETING WEBSITE STYLES ---
Author: Generated AI
Version: 1.0
-----------------------------------------
TABLE OF CONTENTS
1.  Global Styles & Variables
2.  Typography
3.  Layout & Container
4.  Buttons & Forms
5.  Header & Navigation
6.  Footer
7.  Hero Section
8.  Services Section (3D Cards)
9.  About & Stats Section
10. Industries Section (Tabs)
11. Testimonials Section (Slider)
12. Interactive Tools Section (Calculator, Report)
13. CTA Section
14. Page-Specific Styles (Contact, Legal)
15. Interactive Elements (Modal, Chat Widget)
16. Icons (SVG as Font)
17. Animations & Keyframes
18. Responsive Design (Media Queries)
-----------------------------------------
*/

/* 1. Global Styles & Variables */
:root {
    --primary-dark: #0F0F0F;
    --primary-medium: #172A45;
    --primary-light: #303C55;
    --accent-1: #00FFFF;
    --accent-1-darker: #FFFF00;
    --text-primary: #CCD6F6;
    --text-secondary: #8892B0;
    --background-light: #FFFFFF;
    --font-family: 'Poppins', sans-serif;
    --header-height: 80px;
    --border-radius: 8px;
    --transition-speed: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--primary-dark);
    color: var(--text-secondary);
    font-family: var(--font-family);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    padding-top: var(--header-height);
}

section {
    padding: 80px 0;
    overflow-x: hidden;
}

/* 2. Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 900;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--accent-1);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--accent-1-darker);
}

ul {
    list-style: none;
}

.section-title {
    margin-bottom: 40px;
}

.section-title span {
    color: var(--accent-1);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 8px;
}

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

/* 3. Layout & Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 4. Buttons & Forms */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed);
    border: 2px solid transparent;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-1);
    color: var(--primary-dark);
    border-color: var(--accent-1);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-1);
}

.btn-primary-alt {
    background-color: var(--accent-1);
    color: var(--primary-dark);
    border-color: var(--accent-1);
    font-size: 1.1rem;
    padding: 16px 32px;
}

.btn-primary-alt:hover {
    background-color: var(--accent-1-darker);
    border-color: var(--accent-1-darker);
    transform: translateY(-3px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-1);
    border-color: var(--accent-1);
}

.btn-secondary:hover {
    background-color: var(--accent-1);
    color: var(--primary-dark);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-light);
    border: 1px solid var(--primary-light);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-family);
    transition: border-color var(--transition-speed);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-1);
}

#form-status {
    margin-top: 1rem;
    color: var(--accent-1);
    font-weight: 500;
}

/* 5. Header & Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    transition: all var(--transition-speed);
    height: var(--header-height);
}

.site-header.scrolled {
    background-color: var(--primary-medium);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    height: 70px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo a {
    display: inline-block;
}

.logo img {
    height: 50px;
    transition: all var(--transition-speed);
}

.site-header.scrolled .logo img {
    height: 45px;
}

.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-1);
    transition: width var(--transition-speed);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 5px 0;
    transition: all var(--transition-speed);
}

/* 6. Footer */
.site-footer {
    background-color: var(--primary-medium);
    padding: 60px 0 0;
    color: var(--text-secondary);
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: 1.1rem;
    position: relative;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 40px;
    height: 2px;
    background-color: var(--accent-1);
}

.footer-logo img {
    height: 60px;
    margin-bottom: 20px;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.links-col ul li {
    margin-bottom: 10px;
}

.links-col a {
    color: var(--text-secondary);
}

.links-col a:hover {
    color: var(--accent-1);
    padding-left: 5px;
}

.contact-col p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-col i {
    color: var(--accent-1);
    font-size: 1.2rem;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: all var(--transition-speed);
}

.social-icons a:hover {
    color: var(--accent-1);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--primary-light);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* 7. Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    background-color: var(--primary-dark);
    overflow: hidden;
}

.hero-background-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-background-shapes .shape {
    position: absolute;
    border-radius: 50%;
    background-color: var(--accent-1);
    opacity: 0.05;
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: 10%;
    left: 5%;
    animation: float 10s ease-in-out infinite;
}

.shape-2 {
    width: 200px;
    height: 200px;
    bottom: 20%;
    right: 15%;
    animation: float 12s ease-in-out infinite reverse;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 10%;
    animation: float 8s ease-in-out infinite;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
}

.hero-text h1 {
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--text-primary), var(--accent-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 1.2rem;
    max-width: 500px;
    margin-bottom: 30px;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

.hero-3d-graphic {
    perspective: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate-cube 20s infinite linear;
}

.face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(23, 42, 69, 0.9);
    border: 2px solid var(--accent-1);
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.face i {
    font-size: 3rem;
    color: var(--accent-1);
}

.front {
    transform: rotateY(0deg) translateZ(100px);
}

.back {
    transform: rotateY(180deg) translateZ(100px);
}

.right {
    transform: rotateY(90deg) translateZ(100px);
}

.left {
    transform: rotateY(-90deg) translateZ(100px);
}

.top {
    transform: rotateX(90deg) translateZ(100px);
}

.bottom {
    transform: rotateX(-90deg) translateZ(100px);
}

/* 8. Services Section (3D Cards) */
.services-section {
    background-color: var(--primary-medium);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: transparent;
    height: 350px;
    perspective: 1000px;
    cursor: pointer;
}

.service-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}

.service-card:hover .service-card-inner {
    transform: rotateY(180deg);
}

.service-card-front,
.service-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: var(--border-radius);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--primary-light);
    border: 1px solid transparent;
    transition: all var(--transition-speed);
}

.service-card:hover .service-card-front {
    border-color: var(--accent-1);
}

.service-card-back {
    background-color: var(--accent-1);
    color: var(--primary-dark);
    transform: rotateY(180deg);
}

.service-card-back h3 {
    color: var(--primary-dark);
}

.service-icon {
    font-size: 3rem;
    color: var(--accent-1);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card-back ul {
    text-align: left;
    margin: 20px 0;
    align-self: flex-start;
}

.service-card-back li {
    margin-bottom: 10px;
    font-weight: 500;
}

.btn-card {
    background-color: var(--primary-dark);
    color: var(--accent-1);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
}

/* 9. About & Stats Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-list {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.feature-item i {
    font-size: 2rem;
    color: var(--accent-1);
    margin-top: 5px;
}

.feature-item h4 {
    margin-bottom: 5px;
}

.stats-counter-bar {
    background-color: var(--primary-medium);
    padding: 60px 0;
    margin-top: 80px;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item {
    text-align: center;
}

.stat-item .counter {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-1);
    margin-bottom: 0;
}

.stat-item p {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 0;
}

/* 10. Industries Section (Tabs) */
.industries-section {
    background-color: var(--primary-dark);
}

.industry-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-link {
    background: transparent;
    border: 2px solid var(--primary-light);
    color: var(--text-secondary);
    padding: 12px 25px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-speed);
}

.tab-link:hover {
    background-color: var(--primary-light);
    color: var(--text-primary);
}

.tab-link.active {
    background-color: var(--accent-1);
    border-color: var(--accent-1);
    color: var(--primary-dark);
}

.tab-content {
    display: none;
    background-color: var(--primary-medium);
    padding: 40px;
    border-radius: var(--border-radius);
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

.tab-content-inner {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    align-items: center;
}

.tab-content-inner img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.tab-content-inner h3 {
    color: var(--accent-1);
}

.tab-content-inner ul {
    margin-top: 20px;
    padding-left: 20px;
    list-style: disc;
}

.tab-content-inner li {
    margin-bottom: 10px;
}

/* 11. Testimonials Section (Slider) */
.testimonials-section {
    background-color: var(--primary-medium);
}

.testimonial-slider-wrapper {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    background: var(--primary-light);
    padding: 50px;
    border-radius: var(--border-radius);
}

.testimonial-slider {
    position: relative;
    overflow: hidden;
    height: 200px;
    /* Adjust as needed */
}

.testimonial-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.testimonial-slide.active {
    opacity: 1;
}

.testimonial-slide p {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.testimonial-author h4 {
    color: var(--accent-1);
    margin-bottom: 0;
}

.testimonial-author span {
    font-size: 0.9rem;
}

.slider-controls {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
}

.slider-controls button {
    background: var(--primary-dark);
    color: var(--accent-1);
    border: 1px solid var(--accent-1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.slider-controls button:hover {
    background: var(--accent-1);
    color: var(--primary-dark);
}

/* 12. Interactive Tools Section */
.tools-section {
    background-color: var(--primary-dark);
}

.tools-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.tool-card {
    background-color: var(--primary-medium);
    padding: 40px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
}

.tool-card .section-title {
    margin-bottom: 20px;
}

.calculator-card .form-group {
    margin-bottom: 1rem;
}

#roi-result {
    margin-top: 20px;
    padding: 20px;
    background: var(--primary-light);
    border-radius: var(--border-radius);
    text-align: center;
}

#roi-result h4 {
    margin-bottom: 10px;
}

.roi-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-1);
    margin: 0;
}

.report-card {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.report-card img {
    width: 100%;
    max-width: 400px;
    margin: 20px 0;
    border-radius: var(--border-radius);
}

/* 13. CTA Section */
.cta-section {
    background: linear-gradient(45deg, var(--accent-1), var(--accent-1-darker));
    color: var(--primary-dark);
    padding: 60px 0;
}

.cta-section h2 {
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.cta-section p {
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
}

.cta-section .btn-primary-alt {
    background-color: var(--primary-dark);
    color: var(--accent-1);
    border-color: var(--primary-dark);
}

.cta-section .btn-primary-alt:hover {
    background-color: transparent;
    color: var(--primary-dark);
}

/* 14. Page-Specific Styles (Contact, Legal) */
.page-header {
    background-color: var(--primary-medium);
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.contact-page-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 30px;
}

.contact-info-item i {
    font-size: 2rem;
    color: var(--accent-1);
    margin-top: 5px;
}

.contact-info-item h4 {
    margin-bottom: 5px;
}

.contact-map iframe {
    border-radius: var(--border-radius);
    margin-top: 20px;
}

.legal-content-section {
    padding: 80px 0;
}

.legal-container {
    max-width: 800px;
}

.legal-container h2 {
    color: var(--accent-1);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-container ul {
    list-style: disc;
    padding-left: 25px;
    margin-bottom: 1rem;
}

.legal-container li {
    margin-bottom: 0.5rem;
}

/* 15. Interactive Elements (Modal, Chat Widget) */
.modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--primary-medium);
    margin: 10% auto;
    padding: 40px;
    border: 1px solid var(--primary-light);
    width: 90%;
    max-width: 800px;
    border-radius: var(--border-radius);
    position: relative;
    animation: slideIn 0.5s ease;
}

.modal-content img {
    width: 100%;
    margin: 20px 0;
    border-radius: var(--border-radius);
}

.close-modal {
    color: var(--text-secondary);
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.chat-toggle {
    width: 60px;
    height: 60px;
    background-color: var(--accent-1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(100, 255, 218, 0.4);
    transition: transform var(--transition-speed);
}

.chat-toggle:hover {
    transform: scale(1.1);
}

.chat-toggle i {
    font-size: 2rem;
    color: var(--primary-dark);
}

.chat-box {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: var(--background-light);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom right;
    animation: scaleUp 0.3s ease;
}

.chat-box.open {
    display: flex;
}

.chat-header {
    background: var(--primary-medium);
    color: var(--text-primary);
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-chat {
    cursor: pointer;
    font-size: 1.5rem;
}

.chat-body {
    padding: 20px;
    height: 200px;
    color: var(--primary-dark);
}

.chat-footer {
    display: flex;
    border-top: 1px solid #eee;
}

.chat-footer input {
    flex-grow: 1;
    border: none;
    padding: 15px;
    outline: none;
}

.chat-footer button {
    background: var(--accent-1);
    color: var(--primary-dark);
    border: none;
    padding: 0 20px;
    cursor: pointer;
    font-weight: 600;
}

/* 16. Icons (SVG as Font) */
@font-face {
    font-family: 'icomoon';
    src: url('fonts/icomoon.eot?d9j2we');
    src: url('fonts/icomoon.eot?d9j2we#iefix') format('embedded-opentype'),
        url('fonts/icomoon.ttf?d9j2we') format('truetype'),
        url('fonts/icomoon.woff?d9j2we') format('woff'),
        url('fonts/icomoon.svg?d9j2we#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}

[class^="icon-"],
[class*=" icon-"] {
    /* use !important to prevent issues with browser extensions that change fonts */
    font-family: 'icomoon' !important;
    speak: never;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;

    /* Better Font Rendering =========== */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.icon-seo:before {
    content: "\e900";
}

.icon-ppc:before {
    content: "\e901";
}

.icon-social:before {
    content: "\e902";
}

.icon-content:before {
    content: "\e903";
}

.icon-analytics:before {
    content: "\e904";
}

.icon-email:before {
    content: "\e905";
}

.icon-target:before {
    content: "\e906";
}

.icon-transparency:before {
    content: "\e907";
}

.icon-team:before {
    content: "\e908";
}

.icon-location:before {
    content: "\e909";
}

.icon-phone:before {
    content: "\e90a";
}

.icon-email-footer:before {
    content: "\e90b";
}

.icon-social-fb:before {
    content: "\ea90";
}

.icon-social-tw:before {
    content: "\ea96";
}

.icon-social-in:before {
    content: "\eac9";
}

.icon-chat:before {
    content: "\e90c";
}


/* 17. Animations & Keyframes */

/* -- On Load Animations */
.animate-on-load {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.animate-on-load:nth-child(1) {
    animation-delay: 0.2s;
}

.animate-on-load:nth-child(2) {
    animation-delay: 0.4s;
}

.animate-on-load:nth-child(3) {
    animation-delay: 0.6s;
}

.animate-on-load:nth-child(4) {
    animation-delay: 0.8s;
}

/* -- On Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

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

@keyframes rotate-cube {
    from {
        transform: rotateX(0) rotateY(0);
    }

    to {
        transform: rotateX(360deg) rotateY(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

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

@keyframes scaleUp {
    from {
        transform: scale(0.5);
        opacity: 0;
    }

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

/* 18. Responsive Design (Media Queries) */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-3d-graphic {
        order: 1;
        margin-bottom: 40px;
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }

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

    .about-container {
        grid-template-columns: 1fr;
    }

    .tools-container,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .tab-content-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .tab-content-inner img {
        max-width: 300px;
        margin: 0 auto 30px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    section {
        padding: 60px 0;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--primary-medium);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
        transition: right 0.4s ease-in-out;
        padding-top: 100px;
    }

    .main-nav.nav-active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .main-nav li {
        width: 100%;
        text-align: center;
    }

    .main-nav a {
        display: block;
        padding: 20px;
        width: 100%;
    }

    .main-nav a::after {
        display: none;
    }

    .header-actions .btn {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    body.nav-open .menu-toggle span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    body.nav-open .menu-toggle span:nth-child(2) {
        opacity: 0;
    }

    body.nav-open .menu-toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .stats-container {
        flex-direction: column;
        gap: 40px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-col h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .contact-col p {
        justify-content: center;
    }

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

    .modal-content {
        width: 95%;
        margin: 20% auto;
        padding: 20px;
    }

    .chat-widget {
        bottom: 20px;
        right: 20px;
    }

    .chat-box {
        width: calc(100vw - 40px);
    }
}