/* Base Styles */
:root {
    --color-white: #ffffff;
    --color-light-gray: #f5f5f5;
    --color-gray: #e0e0e0;
    --color-medium-gray: #9e9e9e;
    --color-dark-gray: #333333;
    --color-black: #121212;
    
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    --transition: all 0.3s ease;
}

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

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: 1.6rem;
    line-height: 1.6;
    color: var(--color-dark-gray);
    background-color: var(--color-white);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 2rem;
}

h1 {
    font-size: 4.8rem;
    font-weight: 600;
}

h2 {
    font-size: 3.6rem;
    margin-bottom: 4rem;
}

h3 {
    font-size: 2.4rem;
}

p {
    margin-bottom: 2rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    background-color: var(--color-dark-gray);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 500;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    background-color: var(--color-black);
    transform: translateY(-2px);
}

.btn-outline {
    display: inline-block;
    padding: 1.2rem 3rem;
    background-color: transparent;
    color: var(--color-dark-gray);
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 500;
    border: 1px solid var(--color-dark-gray);
    border-radius: 0;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-outline:hover {
    background-color: var(--color-dark-gray);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 1.5rem 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

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

.logo a {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--color-dark-gray);
    letter-spacing: 1px;
}

.desktop-nav ul {
    display: flex;
    gap: 4rem;
}

.desktop-nav a {
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 500;
    color: var(--color-dark-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.desktop-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-dark-gray);
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-dark-gray);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.mobile-menu-container {
    width: 100%;
    padding: 2rem;
}

.mobile-menu nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

.mobile-menu nav a {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 500;
    color: var(--color-dark-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

.mobile-menu nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-dark-gray);
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-light-gray);
    margin-top: 8rem;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 2rem;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    font-weight: 500;
    letter-spacing: 1px;
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.2s;
}

.hero h1 {
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.3s;
    color: var(--color-white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    font-size: 5.6rem;
}

.subtitle {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 300;
    color: var(--color-white);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.4s;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.5s;
}

.hero-decoration .line {
    width: 60px;
    height: 1px;
    background-color: var(--color-white);
}

.hero-decoration .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-white);
    margin: 0 1.5rem;
}

.hero-message {
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    padding: 3rem;
    border-radius: 4px;
    margin-bottom: 4rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.6s;
}

.hero-message p {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 300;
    font-style: italic;
    line-height: 1.6;
    color: var(--color-white);
    margin-bottom: 0;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 6rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards 0.7s;
}

.hero .btn {
    background-color: var(--color-white);
    color: var(--color-dark-gray);
}

.hero .btn:hover {
    background-color: var(--color-light-gray);
}

.hero-btn-outline {
    color: var(--color-white);
    border-color: var(--color-white);
}

.hero-btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-dark-gray);
}

.hero-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    animation: fadeIn 1s ease forwards 1.5s, bounce 2s ease-in-out infinite 2.5s;
}

.hero-scroll span {
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    font-weight: 500;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.hero-scroll i {
    font-size: 1.8rem;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* About Section */
.about {
    padding: 10rem 0;
    background-color: var(--color-white);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 6rem;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
}

.image-placeholder {
    width: 100%;
    background-color: var(--color-gray);
    position: relative;
}

/* Experience Section */
.experience {
    padding: 10rem 0;
    background-color: var(--color-light-gray);
    position: relative;
    overflow: hidden;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--color-dark-gray) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.03;
    z-index: 1;
}

.experience-content {
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    margin-bottom: 6rem;
}

.section-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -2rem;
    margin-bottom: 3rem;
}

.section-decoration .line {
    width: 60px;
    height: 1px;
    background-color: var(--color-dark-gray);
}

.section-decoration .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-dark-gray);
    margin: 0 1.5rem;
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.experience-item {
    background-color: var(--color-white);
    padding: 4rem 3rem;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.experience-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.experience-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.experience-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 8rem;
    height: 8rem;
    margin: 0 auto 2.5rem;
    background-color: var(--color-light-gray);
    border-radius: 50%;
}

.experience-icon i {
    font-size: 3rem;
    color: var(--color-dark-gray);
}

.experience-item h3 {
    margin-bottom: 1.5rem;
    font-size: 2.2rem;
    font-weight: 600;
}

.experience-item p {
    font-size: 1.5rem;
    line-height: 1.7;
    color: var(--color-medium-gray);
    margin-bottom: 0;
}

/* Featured Works Section */
.featured-works {
    padding: 10rem 0;
    background-color: var(--color-white);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 5rem;
}

.work-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.work-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.work-item h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-size: 2rem;
}

.work-item p {
    color: var(--color-medium-gray);
    font-size: 1.4rem;
    margin-bottom: 0;
}

.work-image {
    width: 100%;
    padding-top: 100%; /* 1:1 aspect ratio */
    background-color: var(--color-gray);
    position: relative;
    overflow: hidden;
}

.work-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.work-image:hover img {
    transform: scale(1.05);
}

.work-image:hover::before {
    opacity: 1;
}

.work-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: var(--transition);
    z-index: 1;
}

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

/* Testimonials Section */
.testimonials {
    padding: 10rem 0;
    background-color: var(--color-light-gray);
    position: relative;
}

.testimonials-content {
    position: relative;
    z-index: 2;
}

.testimonials-grid {
    margin-top: 6rem;
}

.testimonial-row {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
}

.testimonial-row.top-row {
    justify-content: space-between;
}

.testimonial-row.bottom-row {
    justify-content: flex-start;
}

.testimonial-card {
    background-color: var(--color-white);
    padding: 4rem 3rem;
    border-radius: 4px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    text-align: center;
    width: 100%;
    max-width: 350px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.testimonial-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card.featured {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-content {
    position: relative;
    margin-bottom: 2.5rem;
}

.quote-marks {
    font-family: Georgia, serif;
    font-size: 6rem;
    line-height: 1;
    color: var(--color-medium-gray);
    opacity: 0.2;
    position: absolute;
    top: -2rem;
    left: -1rem;
}

.quote-marks.end-quote {
    top: auto;
    left: auto;
    bottom: -4rem;
    right: -1rem;
}

.testimonial-content p {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-style: italic;
    line-height: 1.7;
    color: var(--color-dark-gray);
    margin-bottom: 0;
    position: relative;
    z-index: 2;
}

.testimonial-author {
    position: relative;
    padding-top: 2rem;
    text-align: center;
}

.author-line {
    width: 40px;
    height: 1px;
    background-color: var(--color-medium-gray);
    margin: 0 auto 2rem;
}

.author-name {
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark-gray);
}

.author-source {
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    color: var(--color-medium-gray);
    margin-bottom: 0;
}

/* Footer */
footer {
    padding: 6rem 0 3rem;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-gray);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info {
    display: flex;
    flex-direction: column;
}

.footer-logo p {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark-gray);
}

.footer-subtitle {
    display: block;
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    color: var(--color-medium-gray);
    margin-bottom: 1.5rem;
}

.footer-description {
    font-size: 1.4rem;
    color: var(--color-medium-gray);
    margin-bottom: 0;
}

.footer-nav h3,
.footer-certifications h3,
.footer-social h3 {
    font-size: 1.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2rem;
    color: var(--color-dark-gray);
}

.footer-nav ul,
.footer-certifications ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-nav a,
.footer-certifications a {
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    color: var(--color-medium-gray);
    transition: var(--transition);
}

.footer-nav a:hover,
.footer-certifications a:hover {
    color: var(--color-dark-gray);
}

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

.footer-social a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background-color: var(--color-light-gray);
    color: var(--color-dark-gray);
    font-size: 1.8rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--color-dark-gray);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 3rem;
    border-top: 1px solid var(--color-gray);
}

.copyright {
    text-align: left;
    font-size: 1.3rem;
    color: var(--color-medium-gray);
}

.copyright p {
    margin-bottom: 0;
}

.legal-links a {
    font-size: 1.3rem;
    color: var(--color-medium-gray);
    text-decoration: underline;
    transition: var(--transition);
}

.legal-links a:hover {
    color: var(--color-dark-gray);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Page Transition */
body.loaded {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Media Queries */
@media (max-width: 992px) {
    html {
        font-size: 60%;
    }
    
    .works-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    .experience-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
    
    .testimonial-row {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .testimonial-card {
        max-width: calc(50% - 1rem);
    }
    
    .testimonial-card.featured {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .hero-message {
        padding: 2rem;
    }
    
    .hero-message p {
        font-size: 1.6rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .copyright {
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .experience-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .experience-item {
        padding: 3rem 2rem;
    }
    
    .testimonial-row.top-row {
        flex-direction: column;
        align-items: center;
    }
    
    .testimonial-row.bottom-row {
        justify-content: center;
    }
    
    .testimonial-card {
        max-width: 100%;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 55%;
    }
    
    h1 {
        font-size: 3.6rem;
    }
    
    h2 {
        font-size: 2.8rem;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-message {
        padding: 1.5rem;
    }
    
    .hero-message p {
        font-size: 1.5rem;
    }
    
    .section-decoration .line {
        width: 40px;
    }
    
    .testimonial-quote {
        padding: 0 1.5rem;
    }
    
    .testimonial-quote p {
        font-size: 1.6rem;
    }
    
    .testimonial-item {
        padding: 3rem 2rem;
    }
}