/* Screen reader only class for accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-grey: #E5E5E5;
    --color-grey-dark: #666666;
    --color-grey-light: #f5f5f5;
    --cursor-size: 20px;
    --font-family: 'Manrope', sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-grey);
    color: var(--color-black);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (min-width: 768px) {
    body {
        cursor: none;
    }
}

/* Hide scrollbar */
::-webkit-scrollbar {
    width: 0px;
    background: transparent;
}

/* Selection */
::selection {
    background: var(--color-black);
    color: var(--color-white);
}

/* Custom Cursor */
@media (min-width: 768px) {
    .custom-cursor {
        position: fixed;
        top: 0;
        left: 0;
        width: var(--cursor-size);
        height: var(--cursor-size);
        border-radius: 50%;
        pointer-events: none;
        z-index: 9999;
        mix-blend-mode: difference;
        background-color: var(--color-white);
        transform: translate(-50%, -50%);
        transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease;
    }

    .custom-cursor.hovered {
        width: 50px;
        height: 50px;
        background-color: transparent;
        border: 1px solid var(--color-white);
    }
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-grey);
    animation: preloaderBg 3s ease-in-out;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    height: -webkit-fill-available;
    min-width: 100vw;
    min-height: 100vh;
    min-height: 100dvh;
    min-height: -webkit-fill-available;
}

.preloader-circle {
    width: 95px;
    height: 95px;
    border-radius: 50%;
    background-color: var(--color-black);
    animation: preloaderCircle 3s ease-in-out;
    transition: background-color 0.5s ease-in-out;
}

.preloader.hidden {
    opacity: 0;
    transition: opacity 0.8s ease-out;
    pointer-events: none;
}

body.preloader-active {
    overflow: hidden;
}

@keyframes preloaderBg {
    0% {
        background-color: var(--color-grey);
    }
    33.33% {
        background-color: var(--color-white);
    }
    66.67% {
        background-color: var(--color-black);
    }
    100% {
        background-color: var(--color-black);
    }
}

@keyframes preloaderCircle {
    0% {
        background-color: var(--color-black);
    }
    33.33% {
        background-color: var(--color-grey);
    }
    66.67% {
        background-color: var(--color-white);
    }
    100% {
        background-color: var(--color-white);
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 2rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.0), transparent);
    mix-blend-mode: difference;
    color: var(--color-white);
    transform: translateY(-100%);
    animation: headerSlideIn 0.8s ease-out 3.2s forwards;
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--color-black);
    mix-blend-mode: normal;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    text-decoration: none;
    color: inherit;
    z-index: 50;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo span {
    color: #999;
}

.nav {
    display: none;
    align-items: center;
    gap: 2rem;
}

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

.nav-link {
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease;
}

.nav-link:hover {
    transform: scale(1.1);
}

.rolling-text {
    position: relative;
    overflow: hidden;
    height: 24px;
    cursor: pointer;
}

.rolling-text span {
    display: block;
    height: 24px;
    line-height: 24px;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: transform 0.3s cubic-bezier(0.33, 1, 0.68, 1);
}

.rolling-text span:nth-child(2) {
    position: absolute;
    top: 24px;
}

.nav-link:hover .rolling-text span:nth-child(1) {
    transform: translateY(-24px);
}

.nav-link:hover .rolling-text span:nth-child(2) {
    transform: translateY(-24px);
}

.mobile-menu {
    display: block;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    position: relative;
    width: 32px;
    height: 32px;
    transition: transform 0.3s ease;
}

.mobile-menu:hover {
    transform: scale(1.1);
}

@media (min-width: 768px) {
    .mobile-menu {
        display: none;
    }
}

.hamburger,
.close-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
}

.close-icon {
    opacity: 0;
}

.mobile-menu.active .hamburger {
    opacity: 0;
}

.mobile-menu.active .close-icon {
    opacity: 1;
}

.hamburger div {
    width: 32px;
    height: 2px;
    background-color: currentColor;
    margin: 8px 0;
}

.mobile-menu.active {
    color: black;
    mix-blend-mode: normal;
}

.close-icon div:nth-child(1) {
    width: 32px;
    height: 2px;
    background-color: black;
    transform: rotate(45deg);
    position: absolute;
}

.close-icon div:nth-child(2) {
    width: 32px;
    height: 2px;
    background-color: black;
    transform: rotate(-45deg);
    position: absolute;
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-grey);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-close-btn {
    position: absolute;
    top: 2rem;
    right: 1.5rem;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 101;
}

.mobile-close-btn::before,
.mobile-close-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 32px;
    height: 2px;
    background-color: black;
}

.mobile-close-btn::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.mobile-close-btn::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    text-align: center;
    margin-bottom: 3rem;
}

.mobile-nav-link {
    font-size: 2rem;
    font-weight: 500;
    color: black;
    text-decoration: none;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: transform 0.3s ease;
    overflow: hidden;
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
}

.mobile-menu-overlay.active .mobile-nav-link {
    animation: ascend 0.6s ease-out forwards;
}

.mobile-menu-overlay.active .mobile-nav-link:nth-child(1) { animation-delay: 0.1s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(2) { animation-delay: 0.2s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(3) { animation-delay: 0.3s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(4) { animation-delay: 0.4s; }

.mobile-nav-link:hover {
    transform: scale(1.1) translateY(0);
}

.mobile-menu-logo {
    width: 3rem;
    height: 3rem;
}

.mobile-menu-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Sections */
.section {
    min-height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 6rem 1.5rem;
}

@media (min-width: 768px) {
    .section {
        padding: 6rem 5rem;
    }
}

.section[data-theme="white"] {
    background-color: var(--color-white);
    color: var(--color-black);
}

.section[data-theme="dark"] {
    background-color: var(--color-black);
    color: var(--color-white);
}

.section[data-theme="grey"] {
    background-color: var(--color-grey);
    color: var(--color-black);
}

/* Intro Section */
.intro-section {
    height: 100vh;
    padding-top: 8rem;
    position: relative;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    height: 100%;
}

@media (min-width: 768px) {
    .intro-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.intro-content {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Hide the H1 visually but keep it for SEO */
.intro-content h1 {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.intro-title {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 0.9;
    position: relative;
    z-index: 1;
}

.intro-title .intro-line-1,
.intro-title .intro-line-2 {
    display: inline-flex;
    gap: 0.4rem;
    overflow: hidden;
}

.intro-title .intro-line-1 span,
.intro-title .intro-line-2 span {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
    animation: ascend 0.6s ease-out forwards;
}

.intro-title .intro-line-1 span:nth-child(1) { animation-delay: 3.4s; }
.intro-title .intro-line-1 span:nth-child(2) { animation-delay: 3.55s; }
.intro-title .intro-line-2 span:nth-child(1) { animation-delay: 3.7s; }

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

@media (max-width: 767px) {
    .intro-title {
        font-size: 2rem;
    }
    
    .intro-line-1 {
        font-size: 0.9em;
    }
}

@media (min-width: 1440px) {
    .intro-title {
        font-size: 4rem;
    }
}

.intro-line-2 {
    color: var(--color-white);
}

.intro-logo {
    width: 5.4rem;
    height: 5.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

@media (min-width: 1440px) {
    .intro-logo {
        width: 8rem;
        height: 8rem;
    }
}

.intro-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.intro-description {
    position: absolute;
    bottom: 6rem;
    right: 1.5rem;
    left: 1.5rem;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 500;
    line-height: 1.6;
    max-width: 28rem;
    margin: 0;
    transform: translateY(100%);
    animation: revealText 0.8s cubic-bezier(0.76, 0, 0.24, 1) 3.2s both;
}

@media (min-width: 768px) {
    .intro-description {
        font-size: 1.25rem;
        right: 5rem;
        left: auto;
        text-align: left;
        margin: 0;
    }
}

@keyframes revealText {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

@keyframes introArrow {
    from { transform: scale(0) rotate(-45deg); }
    to { transform: scale(1) rotate(-45deg); }
}

@keyframes headerSlideIn {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

/* Video Showcase */
.video-showcase {
    height: 80vh;
    overflow: hidden;
    background-color: var(--color-black);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.video-showcase video {
    width: 100vw;
    height: 100%;
    object-fit: cover;
}

/* Services Section */
.services-header {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 5rem;
}

@media (min-width: 768px) {
    .services-header {
        flex-direction: row;
    }
}

.services-header h2 {
    font-size: 2.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: left;
}

@media (min-width: 768px) {
    .services-header h2 {
        font-size: 4.75rem;
        margin-bottom: 0;
        text-align: left;
    }
}

.services-header p {
    max-width: 28rem;
    color: var(--color-grey-dark);
}

.services-list {
    border-top: 1px solid var(--color-black);
}

.service-item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    padding: 3rem 1rem;
    border-bottom: 1px solid var(--color-black);
    transition: all 0.3s ease;
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

@media (min-width: 768px) {
    .service-item {
        flex-direction: row;
        align-items: center;
    }
}

.service-item:hover {
    background-color: var(--color-grey-light);
    padding-bottom: 5rem;
}

.service-item:hover h3 {
    padding-left: 1rem;
}

.service-item h3 {
    font-size: 1.875rem;
    font-weight: 300;
    letter-spacing: -0.025em;
    transition: padding-left 0.3s ease;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

@media (min-width: 768px) {
    .service-item h3 {
        font-size: 3rem;
        margin-bottom: 0;
    }
}

.service-item p {
    max-width: 21rem;
    color: var(--color-grey-dark);
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.service-item:hover p {
    opacity: 1;
    transform: translateY(0);
}

@media (min-width: 768px) {
    .service-item p {
        margin-bottom: 0;
    }
}

.service-plus {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

@media (min-width: 768px) {
    .service-plus {
        display: none;
    }
}

.service-plus::before,
.service-plus::after {
    content: '';
    position: absolute;
    background-color: var(--color-black);
    transition: transform 0.3s ease;
}

.service-plus::before {
    width: 16px;
    height: 2px;
}

.service-plus::after {
    width: 2px;
    height: 16px;
}

.service-item.active {
    padding-bottom: 5rem;
}

.service-item.active p {
    opacity: 1;
    transform: translateY(0);
}

/* Projects Section */
.projects-section {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 4rem 1.5rem;
    position: relative;
}

@media (min-width: 768px) {
    .projects-section {
        padding: 4rem 5rem;
    }
}

.projects-header {
    margin-bottom: 2rem;
}

.projects-header h2 {
    font-size: 2.1rem;
    font-weight: 700;
    text-align: left;
}

@media (min-width: 768px) {
    .projects-header h2 {
        font-size: 3.5rem;
        text-align: left;
    }
}

.projects-slider {
    position: relative;
    overflow: hidden;
}

.projects-track {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s ease;
}

.project-slide {
    min-width: 320px;
    height: 350px;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
}

@media (min-width: 768px) {
    .project-slide {
        min-width: 350px;
        height: 350px;
    }
}

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

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

.project-content {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: end;
}

.project-info span {
    color: #999;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 0.5rem;
}

.project-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin: 0;
}

@media (min-width: 768px) {
    .project-info h3 {
        font-size: 1.5rem;
    }
}

.project-plus {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.project-slide:hover .project-plus {
    background-color: black;
    transform: scale(1.1);
}

.project-plus svg {
    width: 1.25rem;
    height: 1.25rem;
    color: black;
    transition: color 0.3s ease;
}

.project-slide:hover .project-plus svg {
    color: white;
}

.slider-arrows {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-arrows:hover {
    transform: scale(1.1);
}

.slider-arrows svg {
    width: 1rem;
    height: 1rem;
    color: black;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 5rem;
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info h2 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .contact-info h2 {
        font-size: 4.5rem;
    }
}

.contact-info > p {
    font-size: 1.25rem;
    color: var(--color-grey-dark);
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    font-size: 1.125rem;
}

.contact-form-container {
    background-color: var(--color-white);
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.05);
}

@media (min-width: 768px) {
    .contact-form-container {
        padding: 3rem;
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: none;
    border-bottom: 1px solid #e5e5e5;
    padding: 1.5rem 0;
    font-size: 1.125rem;
    background: transparent;
    transition: border-color 0.3s ease;
    font-family: inherit;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #ccc;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--color-black);
}

.submit-btn {
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-family: inherit;
}

.submit-btn:hover {
    background-color: #333;
}

/* Footer */
.footer {
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 4rem 1.5rem 2rem;
}

@media (min-width: 768px) {
    .footer {
        padding: 4rem 5rem 2rem;
    }
}

.footer-content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        align-items: center;
    }
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-brand {
        margin-bottom: 0;
    }
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin: 0;
}

@media (min-width: 768px) {
    .footer-title {
        font-size: 2.5rem;
    }
}

.contact-btn {
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid var(--color-black);
}

.contact-btn::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
}

.contact-btn:hover {
    padding-left: 3rem;
    background-color: var(--color-black);
    color: var(--color-white);
}

.contact-btn:hover::before {
    left: 1rem;
    opacity: 1;
    color: var(--color-white);
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.social-link {
    color: var(--color-black);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.social-link:hover {
    opacity: 0.7;
}

.footer-copyright {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.6;
}

/* Contact Page */
.contact-page {
    min-height: 100vh;
    background-color: var(--color-grey);
    color: var(--color-black);
}

.contact-hero {
    padding: 8rem 1.5rem 4rem;
    text-align: center;
}

@media (min-width: 768px) {
    .contact-hero {
        padding: 8rem 5rem 4rem;
    }
}

.contact-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 3rem;
    overflow: hidden;
    color: var(--color-white);
}

@media (min-width: 768px) {
    .contact-title {
        font-size: 4.75rem;
    }
}

.contact-title span {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
    animation: ascend 0.6s ease-out forwards;
    animation-delay: 0.2s;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
}

.contact-info p {
    font-size: 1.25rem;
    font-weight: 500;
    margin: 0;
    transform: translateY(100%);
    opacity: 0;
    animation: ascend 0.6s ease-out forwards;
}

.contact-info p:nth-child(1) { 
    animation-delay: 0.4s;
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-black);
}

@media (max-width: 767px) {
    .contact-info p:nth-child(1) {
        font-size: 2rem;
    }
}

.contact-info p:nth-child(2) { animation-delay: 0.6s; }
.contact-info p:nth-child(3) { animation-delay: 0.8s; }

.contact-form-section {
    background-color: var(--color-white);
    padding: 6rem 1.5rem;
}

@media (min-width: 768px) {
    .contact-form-section {
        padding: 6rem 5rem;
    }
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    transform: translateY(100%);
    opacity: 0;
    animation: ascend 0.8s ease-out forwards;
    animation-delay: 1s;
    border-top: 1px solid var(--color-black);
}

.contact-form button {
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    border: 1px solid var(--color-black);
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
    text-align: left;
}

.contact-form button::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    padding-left: 3rem;
    background-color: var(--color-black);
    color: var(--color-white);
}

.contact-form button:hover::before {
    left: 1rem;
    opacity: 1;
    color: var(--color-white);
}

@media (min-width: 768px) {
    .contact-form button {
        width: auto;
    }
}

.form-item {
    display: flex;
    flex-direction: column;
    padding: 2rem 1rem;
    border-bottom: 1px solid var(--color-black);
    position: relative;
    cursor: pointer;
}

.form-item h3 {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: -0.025em;
    margin-bottom: 0;
    transition: all 0.3s ease;
    cursor: pointer;
}

@media (min-width: 768px) {
    .form-item h3 {
        font-size: 2rem;
    }
}

.form-item input,
.form-item textarea {
    border: none;
    background: transparent;
    font-size: 1.125rem;
    font-family: inherit;
    color: var(--color-black);
    outline: none;
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    transition: all 0.3s ease;
    resize: vertical;
}

.form-item.focused h3 {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    color: var(--color-grey-dark);
}

.form-item.focused input {
    opacity: 1;
    height: 2rem;
    padding: 0.5rem 0;
}

.form-item.focused textarea {
    opacity: 1;
    height: 6rem;
    padding: 0.5rem 0;
}

.submit-btn {
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    border: 1px solid var(--color-black);
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
    text-align: left;
}

.submit-btn::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    padding-left: 3rem;
    background-color: var(--color-black);
    color: var(--color-white);
}

.submit-btn:hover::before {
    left: 1rem;
    opacity: 1;
    color: var(--color-white);
}

@media (min-width: 768px) {
    .submit-btn {
        width: auto;
    }
}

/* Thank You Message */
.thank-you-message {
    display: none;
    text-align: center;
    padding: 3rem 1rem;
    background-color: var(--color-grey-light);
    border-radius: 8px;
    margin-top: 2rem;
}

.thank-you-message h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 1rem;
}

.thank-you-message p {
    font-size: 1.125rem;
    color: var(--color-grey-dark);
    margin: 0;
}

/* Animations */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Intersection Observer animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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