:root {
    --primary-blue: #2C3E50;
    --steel-gray: #34495E;
    --warm-white: #FAFAFA;
    --copper-orange: #E67E22;
    --teal-blue: #16A085;
    --light-gray: #ECF0F1;
    --charcoal: #2C3E50;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--warm-white);
    color: var(--charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(44, 62, 80, 0.1);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
    transition: all 0.3s ease;
}

.nav-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--charcoal);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--copper-orange);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--copper-orange);
    transition: width 0.3s ease;
}

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

.mobile-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.mobile-menu.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
}

.btn-primary {
    background: var(--copper-orange);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: #D35400;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

.btn-white {
    background: white;
    color: var(--primary-blue);
    border: none;
}

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

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.stagger-delay-1 {
    transition-delay: 0.1s;
}

.stagger-delay-2 {
    transition-delay: 0.2s;
}

.stagger-delay-3 {
    transition-delay: 0.3s;
}

.stagger-delay-4 {
    transition-delay: 0.4s;
}

/* Home Page - Hero Section */
.hero {
    min-height: 100vh;
    height: auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--warm-white) 0%, var(--light-gray) 100%);
    overflow-x: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    padding: 0 5%;
}

/* Default white text for gradient background */
.hero-title {
    font-size: clamp(48px, 8vw, 72px);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(30px);
}

.hero-subtitle {
    font-size: clamp(20px, 3vw, 24px);
    color: #ffffff;
    margin-bottom: 32px;
    opacity: 0;
    transform: translateY(30px);
}

.hero-description {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(30px);
}

/* ID to preserve original colors for white background on home page */
#home-page .hero-title {
    color: var(--primary-blue);
}

#home-page .hero-subtitle {
    color: var(--steel-gray);
}

#home-page .hero-description {
    color: var(--steel-gray);
}

.cta-buttons {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(30px);
}

/* Internal Page Heroes (About, Services, Contact) */
.about-hero,
.services-hero,
.contact-hero {
    padding: 160px 8% 96px;
    background: linear-gradient(135deg, var(--primary-blue), var(--steel-gray));
    color: white;
    text-align: center;
}

.hero-title {
    /* Shared style already defined above, but ensuring consistency */
}

/* Home Page - Services Section */
.services {
    padding: 144px 8%;
    background: var(--warm-white);
}

.section-header {
    text-align: center;
    margin-bottom: 96px;
}

.section-title {
    font-size: clamp(36px, 6vw, 48px);
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 24px;
}

.section-subtitle {
    font-size: 20px;
    color: var(--steel-gray);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(350px, 1fr));
    gap: 48px;
    margin-bottom: 96px;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 48px 32px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--copper-orange), var(--teal-blue));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}


.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--copper-orange), var(--teal-blue));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    font-size: 36px;
    color: white;
}

.service-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.service-description {
    color: var(--steel-gray);
    line-height: 1.7;
}

/* Home Page - Projects Section */
.projects {
    padding: 144px 8%;
    background: var(--light-gray);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-blue);
    color: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
    min-height: 600px;
    transition: all 0.3s ease;
    transform: translateZ(0);
    grid-auto-rows: 1fr;
}

.projects-grid.filtering {
    pointer-events: none;
}

.project-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    height: 100%;
    min-height: 450px;
    display: flex;
    flex-direction: column;
    transform-origin: center center;
    will-change: transform, opacity;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(44, 62, 80, 0.15);
}

.project-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
    flex-shrink: 0;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(230, 126, 34, 0.8), rgba(22, 160, 133, 0.8));
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-content {
    padding: 32px;
    /* Allow content to grow and fill space */
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.3;
    min-height: 2.6em;
}

.project-category {
    color: var(--copper-orange);
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    flex-shrink: 0;
}

.project-description {
    color: var(--steel-gray);
    line-height: 1.6;
    /* Limit description to 3 lines with ellipsis */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
    margin: 0;
}

/* Home Page - Stats Section */
.stats {
    padding: 144px 8%;
    background: var(--primary-blue);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 64px;
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--copper-orange);
    margin-bottom: 16px;
}

.stat-label {
    font-size: 18px;
    font-weight: 500;
}

/* CTA Section (Shared) */
.cta {
    padding: 144px 8%;
    background: linear-gradient(45deg, #ff7300, var(--copper-orange));
    color: white;
    text-align: center;
}

.cta-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 24px;
}

.cta-description {
    font-size: 20px;
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer (Shared) */
.footer {
    background: var(--charcoal);
    color: white;
    padding: 64px 8% 32px;
    text-align: center;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--copper-orange);
}

.footer-description {
    margin-bottom: 32px;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    opacity: 0.6;
    font-size: 14px;
}

/* About Page Specifics */
.company-story {
    padding: 96px 8%;
    background: var(--warm-white);
}

.story-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.story-text {
    font-size: 18px;
    color: var(--steel-gray);
    line-height: 1.8;
    margin-bottom: 48px;
}

.story-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-top: 64px;
}

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

.highlight-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--copper-orange);
    margin-bottom: 16px;
}

.highlight-label {
    font-size: 16px;
    color: var(--steel-gray);
    font-weight: 500;
}

.timeline-section {
    padding: 96px 8%;
    background: var(--light-gray);
}

.timeline-header {
    text-align: center;
    margin-bottom: 96px;
}

.timeline {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--copper-orange), var(--teal-blue));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    width: 45%;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: 5%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 5%;
}

.timeline-year {
    font-size: 18px;
    font-weight: 700;
    color: var(--copper-orange);
    margin-bottom: 12px;
}

.timeline-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.timeline-description {
    color: var(--steel-gray);
    line-height: 1.4;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--copper-orange);
    border: 4px solid white;
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.team-section {
    padding: 144px 8%;
    background: var(--warm-white);
}

.team-header {
    text-align: center;
    margin-bottom: 96px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 64px;
    max-width: 1200px;
    margin: 0 auto;
}

.team-member {
    background: white;
    border-radius: 16px;
    padding: 48px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(44, 62, 80, 0.15);
}

.member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 32px;
    background-size: cover;
    background-position: center;
    border: 4px solid var(--light-gray);
}

.member-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.member-title {
    font-size: 16px;
    color: var(--copper-orange);
    font-weight: 500;
    margin-bottom: 24px;
}

.member-bio {
    color: var(--steel-gray);
    line-height: 1.6;
    margin-bottom: 24px;
}

.member-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.expertise-tag {
    background: var(--light-gray);
    color: var(--steel-gray);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.values-section {
    padding: 96px 8%;
    background: var(--primary-blue);
    color: white;
}

.values-header {
    text-align: center;
    margin-bottom: 96px;
}

.values-header .section-title {
    color: white;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(300px, 1fr));
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.value-card {
    text-align: center;
    padding: 32px;
}

.value-icon {
    font-size: 48px;
    margin-bottom: 24px;
    color: var(--copper-orange);
}

.value-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.value-description {
    opacity: 0.9;
    line-height: 1.6;
}

/* Services Page Specifics */
.service-explorer {
    padding: 144px 8%;
    background: var(--warm-white);
}

.explorer-container {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 64px;
    max-width: 1400px;
    margin: 0 auto;
}

.category-nav {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    height: fit-content;
    position: sticky;
    top: 120px;
}

.category-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.category-btn {
    background: transparent;
    border: 2px solid var(--light-gray);
    padding: 16px 20px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    font-weight: 500;
    color: var(--steel-gray);
}

.category-btn:hover {
    border-color: var(--copper-orange);
    background: rgba(230, 126, 34, 0.05);
}

.category-btn.active {
    background: var(--copper-orange);
    border-color: var(--copper-orange);
    color: white;
}

.service-content {
    background: white;
    border-radius: 16px;
    padding: 48px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
}

.service-content-area {
    transition: all 0.3s ease;
}

.service-header {
    margin-bottom: 48px;
}

/* .service-title reused from section-title/hero-title equivalent logic */

.service-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.service-features h4,
.service-applications h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.service-features ul,
.service-applications ul {
    list-style: none;
}

.service-features li,
.service-applications li {
    padding: 8px 0;
    color: var(--steel-gray);
    position: relative;
    padding-left: 24px;
}

.service-features li::before,
.service-applications li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--teal-blue);
    font-weight: bold;
}

.service-cta {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--light-gray);
}

.capabilities {
    padding: 144px 8%;
    background: var(--light-gray);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(300px, 1fr));
    gap: 32px;
}

.capability-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    transition: all 0.3s ease;
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(44, 62, 80, 0.15);
}

.capability-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--copper-orange), var(--teal-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 28px;
    color: white;
}

.capability-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.capability-description {
    color: var(--steel-gray);
    line-height: 1.6;
}

.technology {
    padding: 144px 8%;
    background: var(--warm-white);
}

.tech-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 96px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.tech-content h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 24px;
}

.tech-content p {
    font-size: 18px;
    color: var(--steel-gray);
    line-height: 1.7;
    margin-bottom: 32px;
}

.tech-highlights {
    list-style: none;
}

.tech-highlights li {
    padding: 12px 0;
    color: var(--steel-gray);
    position: relative;
    padding-left: 32px;
    font-weight: 500;
}

.tech-highlights li::before {
    content: '⚡';
    position: absolute;
    left: 0;
    font-size: 20px;
}

.tech-visual {
    background: linear-gradient(135deg, var(--primary-blue), var(--steel-gray));
    border-radius: 16px;
    padding: 64px 48px;
    color: white;
    text-align: center;
}

.tech-visual h4 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 32px;
}

.tech-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

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

.tech-stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--copper-orange);
    margin-bottom: 8px;
}

.tech-stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* Contact Page Specifics */
.contact-section {
    padding: 144px 8%;
    background: var(--warm-white);
}

.contact-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 96px;
}

.contact-info {
    padding: 48px 0;
}

.contact-description {
    font-size: 18px;
    color: var(--steel-gray);
    line-height: 1.7;
    margin-bottom: 48px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    transition: all 0.3s ease;
}

.contact-method:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(44, 62, 80, 0.15);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--copper-orange), var(--teal-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.contact-details h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.contact-details p {
    color: var(--steel-gray);
    font-size: 16px;
}

.contact-details a {
    color: var(--copper-orange);
    text-decoration: none;
    font-weight: 500;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-form-container {
    background: white;
    border-radius: 16px;
    padding: 48px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
}

.form-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 32px;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-label {
    font-weight: 500;
    color: var(--primary-blue);
    margin-bottom: 8px;
    font-size: 14px;
}

.form-input,
.form-select,
.form-textarea {
    padding: 16px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: white;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--copper-orange);
    box-shadow: 0 0 0 3px rgba(230, 126, 34, 0.1);
}

.form-input.valid,
.form-select.valid,
.form-textarea.valid {
    border-color: var(--teal-blue);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: #E74C3C;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    color: #E74C3C;
    font-size: 12px;
    margin-top: 4px;
    min-height: 16px;
}

.submit-btn {
    background: var(--copper-orange);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 16px;
}

.submit-btn:hover {
    background: #D35400;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.3);
}

.submit-btn:disabled {
    background: var(--steel-gray);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.office-info {
    padding: 144px 8%;
    background: var(--light-gray);
}

.office-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.office-header {
    margin-bottom: 64px;
}

.office-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(300px, 1fr));
    gap: 48px;
}

.office-card {
    background: white;
    border-radius: 16px;
    padding: 48px 32px;
    box-shadow: 0 4px 20px rgba(44, 62, 80, 0.1);
    transition: all 0.3s ease;
}

.office-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(44, 62, 80, 0.15);
}

.office-icon {
    font-size: 48px;
    color: var(--copper-orange);
    margin-bottom: 24px;
}

.office-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.office-details {
    color: var(--steel-gray);
    line-height: 1.6;
}

.office-hours {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--light-gray);
}

.hours-title {
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 64px;
    }

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

    .explorer-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .category-nav {
        position: static;
    }

    .category-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 12px;
    }

    .category-btn {
        flex: 1;
        min-width: 150px;
    }

    .service-details {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .tech-showcase {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}


@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(250, 250, 250, 0.98);
        padding: 24px;
        gap: 24px;
        border-bottom: 1px solid rgba(44, 62, 80, 0.1);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        text-align: center;
        backdrop-filter: blur(20px);
        animation: fadeIn 0.3s ease;
    }

    .mobile-menu {
        display: flex;
    }

    .hero {
        min-height: 100vh;
        height: auto;
        padding: 120px 5% 60px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-filters {
        flex-direction: column;
        align-items: center;
    }

    .project-card {
        min-height: 400px;
    }

    .project-image {
        height: 200px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 20px;
    }

    .timeline-content {
        width: 100% !important;
        margin: 0 !important;
        margin-left: 1rem !important;
        margin-top: 1rem !important;
    }

    .timeline-marker {
        left: 20px !important;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }

    .tech-stats {
        grid-template-columns: 1fr;
    }

    .contact-form-container {
        padding: 32px 24px;
    }

    .office-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .modal-actions {
        flex-direction: column;
    }

    .btn,
    .source-link {
        width: 100%;
        text-align: center;
    }
}