/* CSS Variables */

:root {
    /* Colors */
    --color-text: #1B2630;
    --color-background: #F2EAE4;
    --color-extra-dark: #20242D;
    --color-primary: #546C8C;
    --color-light: #768BA6;
    --color-white: #FFF;
    --color-overlay: rgba(84, 108, 140, 0.9);
    /* Typography */
    --font-headings: 'Work Sans', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 16px;
    --font-size-logo: 1.5rem;
    --font-size-h1: 4rem;
    --font-size-h1-sub: 3.8rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.2rem;
    /* Dimensions */
    --margin-line: 2px;
    --margin-line-large: 3px;
    --margin-width-small: 40px;
    --margin-width-large: 60px;
    --dot-width: 40px;
    --dot-height: 3px;
    --image-height: 500px;
    --opacity-low: 0.3;
    --opacity-med: 0.5;
    --opacity-high: 0.9;
    --scale-down: 0.85;
    --scale-up: 1.1;
    --scale-hover: 0.9;
    /* Spacing */
    --spacing-base: 1rem;
    --spacing-large: 2rem;
    --spacing-x-large: 4rem;
    --spacing-section: 5rem;
    --spacing-gap: 1.5rem;
    /* Layout */
    --card-min-width: 300px;
    --container-padding: 10%;
}


/* Reset and base styles */

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-background);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
    /* This ensures the section headers aren't hidden behind the fixed nav */
}

p {
    margin-bottom: var(--spacing-base);
}


/* Container */

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}


/* Grid */

.grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-x-large);
}


/* Navigation */

.nav {
    padding: var(--spacing-large) 0;
    font-weight: 700;
}

.nav .container {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
}

.nav-links {
    display: grid;
    grid-template-columns: repeat(3, auto);
    justify-content: end;
    gap: var(--spacing-large);
    /* margin-left: auto; */
}

.logo img {
    max-height: 60px;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-white);
    position: relative;
    padding-bottom: 4px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: var(--margin-line);
    bottom: 0;
    left: 0;
    background-color: var(--color-extra-dark);
    transition: width 0.3s ease;
}

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

.nav-links a.active {
    color: var(--color-white);
}

.nav-links a.active::after {
    width: 100%;
}


/* Hamburger Button */


/* Hamburger Button */

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1000;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-white);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    bottom: 0;
}


/* Hamburger Animation */

.hamburger.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
    top: 0;
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
    bottom: 0;
}


/* Mobile Menu */

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-extra-dark);
    z-index: 999;
    visibility: hidden;
    transform: translateX(100%);
    transition: all 0.5s cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-menu.active {
    visibility: visible;
    transform: translateX(0);
}

.mobile-menu-content {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.mobile-menu .nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-x-large);
}

.mobile-menu .nav-links a {
    font-size: 2rem;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.5s cubic-bezier(0.17, 0.67, 0.23, 0.98);
    transition-delay: calc(var(--i) * 0.1s + 0.2s);
}

.mobile-menu .nav-links a::after {
    background-color: var(--color-light);
}

.mobile-menu.active .nav-links a {
    opacity: 1;
    transform: translateX(0);
}


/* Update existing media query */

@media (max-width: 768px) {
    .nav .nav-links {
        display: none;
    }
    .hamburger {
        display: block;
    }
    .nav .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}


/* Hero Section */

.hero {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    position: relative;
    background-image: url(web_lines.png);
    background-position-x: right;
    background-position-y: bottom;
    background-color: var(--color-primary);
    background-repeat: no-repeat;
    background-size: cover;
    color: var(--color-white);
}

.hero .nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.hero .container {
    margin-top: auto;
    margin-bottom: auto;
    width: 100%;
}

.hero-content {
    padding-top: var(--spacing-section);
}

.hero-text {
    align-self: center;
    padding-bottom: var(--spacing-large);
}

.hero-title {
    margin-bottom: var(--spacing-large);
    position: relative;
}

.hero-title::before {
    content: '';
    position: absolute;
    width: var(--margin-width-small);
    height: var(--margin-line-large);
    background-color: var(--color-white);
}

.hero-title h1 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h1);
    line-height: var(--font-size-h1);
    font-weight: 700;
    padding-top: var(--spacing-large);
}

.hero-title p {
    font-family: var(--font-body);
    font-size: var(--font-size-h3);
    font-weight: 300;
    padding-top: var(--spacing-large);
}

.hero-form {
    background-color: var(--color-white);
    padding: var(--spacing-large);
}

.form-container {
    padding: var(--spacing-large);
}

.hero-form h2 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h2);
    font-weight: 700;
    color: var(--color-text);
}

.form-description {
    color: var(--color-text);
    margin-bottom: var(--spacing-large);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-base);
}

.form-field input {
    width: 100%;
    padding: 0.8rem var(--spacing-base);
    border: 1px solid #E5E5E5;
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    background-color: #F8F8F8;
}

.form-field input::placeholder {
    color: var(--color-text);
    opacity: 0.5;
}

.form-field input:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-white);
}

.submit-button {
    border: none;
    display: inline-block;
    width: 100%;
    padding: var(--spacing-base) var(--spacing-large);
    text-decoration: none;
    color: var(--color-white);
    font-family: var(--font-headings);
    font-weight: 500;
    font-size: var(--font-size-base);
    background: var(--color-extra-dark);
    position: relative;
    z-index: 1;
    overflow: hidden;
    cursor: pointer;
    transition: color 0.3s ease;
}

.submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    transition: right 0.3s ease;
    z-index: -1;
}

.submit-button:hover {
    color: var(--color-white);
}

.submit-button:hover::before {
    right: 0;
}

.cta-button {
    display: inline-block;
    padding: var(--spacing-base) var(--spacing-large);
    border: 2px solid var(--color-white);
    text-decoration: none;
    color: var(--color-white);
    font-weight: 500;
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: color 0.3s ease;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-text);
    transition: left 0.3s ease;
    z-index: -1;
}

.cta-button:hover {
    color: var(--color-background);
}

.cta-button:hover::before {
    left: 0;
}


/* Sections */

.section {
    padding-top: var(--spacing-section);
}

.hero.section {
    padding-bottom: var(--spacing-section);
}

.projects.section {
    padding-bottom: var(--spacing-section);
}

.section-title {
    margin-bottom: var(--spacing-large);
    position: relative;
    padding-top: var(--spacing-large);
}

.section-title::before {
    content: '';
    position: absolute;
    width: var(--margin-width-small);
    height: var(--margin-line-large);
    background-color: var(--color-primary);
}

.section-title h2 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h2);
    font-weight: 700;
    margin-top: var(--spacing-base);
}

.section-title .subtitle {
    color: var(--color-light);
    font-family: var(--font-headings);
    font-weight: 900;
    font-size: var(--font-size-base);
    text-transform: uppercase;
}


/* Intro Section */

.intro-title h2 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h1-sub);
    line-height: 1.2;
    font-weight: 600;
}

.intro-text p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-text);
}


/* top3 Section */

.top3-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-gap);
}

.top3-card {
    padding: var(--spacing-large);
    background: var(--color-white);
    transition: all 0.3s ease;
    transform-origin: center;
}

.top3-card i {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-large);
    display: block;
}

.top3-card.highlight {
    background: var(--color-primary);
    color: var(--color-white);
}

.top3-card:hover {
    transform: scale(1.05);
}

.top3-card h3 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h3);
    font-weight: 600;
    margin-bottom: var(--spacing-base);
    position: relative;
    padding-bottom: var(--spacing-base);
}

.top3-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: var(--margin-width-small);
    height: var(--margin-line);
    background-color: var(--color-primary);
}


/* Services Section */

.services-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-gap);
    margin-top: var(--spacing-large);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-gap);
}

.service-btn {
    background: #E5E5E5;
    border: none;
    padding: var(--spacing-large);
    font-family: var(--font-headings);
    font-weight: 600;
    font-size: 1.1rem;
    text-align: left;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: color 0.3s ease;
    color: var(--color-text);
}

.service-btn::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    transition: right 0.3s ease;
    z-index: -1;
}

.service-btn:hover {
    color: var(--color-white);
}

.service-btn:hover::before {
    right: 0;
}

.service-btn.active {
    background: var(--color-light);
    color: var(--color-white);
}

.service-info {
    background: var(--color-white);
    padding: calc(var(--spacing-large) * 2);
    position: relative;
    overflow: hidden;
    min-height: 330px;
}

.service-info i {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.service-info h3 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h3);
    font-weight: 600;
    margin-bottom: var(--spacing-base);
    position: relative;
    padding-bottom: var(--spacing-base);
}

.service-info h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: var(--margin-width-small);
    height: var(--margin-line);
    background-color: var(--color-primary);
}

.service-info p {
    color: var(--color-text);
    line-height: 1.6;
}

.service-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: calc(var(--spacing-large) * 2);
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s ease;
}

.service-content.active {
    opacity: 1;
    transform: translateX(0);
}

.service-content.exit {
    opacity: 0;
    transform: translateX(-100%);
}


/* Work */

.carousel-wrapper {
    position: relative;
    overflow: hidden;
}

.carousel {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: var(--card-min-width);
    gap: 30px;
    padding: 20px 0;
    transition: transform 0.5s ease-in-out;
}

.slide {
    position: relative;
    opacity: 0.7;
    transform: scale(0.85);
    transition: all 0.5s ease-in-out;
}

.slide.current {
    opacity: 1;
    transform: scale(1.1);
    z-index: 2;
}

.slide img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.slide-content {
    color: var(--color-text);
    width: auto;
    opacity: 0;
}

.slide.current .slide-content {
    opacity: 1;
}

.slide-content h3 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h3);
}

.slide-content p {
    font-size: 0.9rem;
    color: var(--color-light);
}

.slide.current:hover {
    opacity: 0.95;
}

.slide:not(.current):hover {
    opacity: 0.8;
    transform: scale(0.9);
}

.carousel-dots {
    display: grid;
    grid-auto-flow: column;
    justify-content: center;
    gap: 8px;
    margin-top: var(--spacing-large);
}

.carousel-dot {
    width: 40px;
    height: 3px;
    background: var(--color-light);
    border: none;
    opacity: 0.3;
    cursor: pointer;
    transition: opacity 0.3s ease, background-color 0.3s ease;
}

.carousel-dot:hover {
    opacity: 0.5;
}

.carousel-dot.active {
    background: var(--color-primary);
    opacity: 1;
}


/* Project */

.projects-grid {
    display: grid;
    /* grid-template-columns: repeat(3, 1fr); */
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-gap);
    margin-top: var(--spacing-large);
}

.project-card {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(84, 108, 140, 0.9);
    color: var(--color-white);
    padding: var(--spacing-large);
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.3s ease;
    display: grid;
    grid-template-rows: auto min-content;
    align-content: end;
}

.project-card:hover .project-overlay {
    opacity: 1;
    transform: translateY(0);
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-overlay h3 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-base);
}

.project-overlay p {
    font-size: 0.9rem;
    opacity: 0.9;
}


/* Footer */

.footer {
    background-color: var(--color-extra-dark);
    color: var(--color-white);
    padding: calc(var(--spacing-section) * 0.8) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-x-large);
}

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

.footer-logo {
    max-height: 50px;
    margin-bottom: var(--spacing-base);
}

.footer-summary {
    margin-bottom: var(--spacing-large);
    font-size: var(--font-body);
}

.footer h3 {
    font-family: var(--font-headings);
    font-size: var(--font-size-h2);
    margin-bottom: var(--spacing-large);
    position: relative;
    padding-bottom: var(--spacing-base);
}

.footer h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: var(--margin-width-small);
    height: var(--margin-line);
    background-color: var(--color-primary);
}

.footer-contact {
    grid-column: 3;
}

.footer-contact a {
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-base);
    margin-bottom: var(--spacing-base);
    font-size: var(--font-size-h3);
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: var(--color-primary);
}

.footer-contact i {
    color: var(--color-light);
    font-size: var(--font-size-h3);
}

.social-icons {
    display: flex;
    gap: var(--spacing-large);
}

.social-icons a {
    color: var(--color-white);
    font-size: var(--font-size-h2);
    transition: color 0.3s ease;
}

.social-icons a:hover {
    color: var(--color-primary);
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-large);
    }
    .footer-brand,
    .footer-contact {
        grid-column: auto;
        text-align: center;
    }
    .footer h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .footer-contact p {
        justify-content: center;
    }
    .social-icons {
        justify-content: center;
    }
}


/* Responsive Design */

@media (max-width: 1200px) {
    .top3-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .services-container {
        grid-template-columns: 1fr;
    }
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-form {
        padding: 0;
    }
}

@media (max-width: 768px) {
     :root {
        --font-size-h1: 2.5rem;
    }
    .nav {
        grid-template-columns: 1fr;
        gap: var(--spacing-base);
        justify-items: center;
    }
    .nav-links {
        grid-template-columns: repeat(3, auto);
        justify-content: center;
    }
    .top3-grid,
    .grid-2col {
        grid-template-columns: 1fr;
    }
    .service-info {
        min-height: 360px;
    }
    .grid-2col {
        gap: var(--spacing-gap);
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    .service-info {
        padding: var(--spacing-large);
        min-height: 420px;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
}