:root {
    --color-primary: #0D5C7D;
    --color-primary-dark: #094560;
    --color-secondary: #1A8AAF;
    --color-accent: #2BB3D3;
    --color-light: #F5F9FA;
    --color-text-light: #ffffff;
    --color-text-dark: #2C3E50;
    --color-text-muted: #6C7A89;
    --font-family: 'Montserrat', sans-serif;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-family);
    color: var(--color-text-dark);
    background-color: var(--color-light);
    line-height: 1.7;
}

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

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

h1, h2, h3, h4 {
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.3;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    color: var(--color-text-light);
    box-shadow: 0 4px 15px rgba(26, 138, 175, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 92, 125, 0.4);
    color: var(--color-text-light);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-light);
    border: 2px solid var(--color-text-light);
}

.btn-outline:hover {
    background: var(--color-text-light);
    color: var(--color-primary);
}

header {
    background-color: var(--color-text-light);
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 50px;
    width: auto;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 35px;
}

nav ul a {
    color: var(--color-text-dark);
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

nav ul a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
    transition: width 0.3s;
}

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

nav ul a.active {
    color: var(--color-secondary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-text-light);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: var(--color-text-light);
    font-size: 3.2rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-text-light);
    padding: 80px 0;
    text-align: center;
}

.page-hero h1 {
    color: var(--color-text-light);
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.4rem;
    margin-bottom: 20px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.about-intro {
    background: var(--color-text-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.lead-text {
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: 20px;
}

.about-content p {
    margin-bottom: 15px;
    color: var(--color-text-muted);
}

.services-preview {
    background: var(--color-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-text-light);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: var(--color-text-light);
}

.service-card h3 {
    color: var(--color-primary);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.learn-more {
    color: var(--color-secondary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.learn-more:hover {
    color: var(--color-primary);
}

.services-cta {
    text-align: center;
    margin-top: 50px;
}

.industries {
    background: var(--color-text-light);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.industry-item {
    background: linear-gradient(135deg, var(--color-light), #fff);
    padding: 25px 20px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(13, 92, 125, 0.1);
    transition: var(--transition);
}

.industry-item:hover {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-sm);
}

.industry-item span {
    font-weight: 600;
    color: var(--color-primary);
}

.cta-section {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    color: var(--color-text-light);
    text-align: center;
    padding: 80px 0;
}

.cta-section h2 {
    color: var(--color-text-light);
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.cta-section .btn-primary {
    background: var(--color-text-light);
    color: var(--color-primary);
}

.cta-section .btn-primary:hover {
    background: var(--color-primary);
    color: var(--color-text-light);
}

.services-detail {
    background: var(--color-text-light);
}

.services-detail.alt-bg {
    background: var(--color-light);
}

.service-detail-card {
    max-width: 900px;
    margin: 0 auto;
}

.service-detail-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--color-accent);
    display: inline-block;
}

.service-detail-content p {
    color: var(--color-text-muted);
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.case-study {
    background: linear-gradient(135deg, var(--color-light), #fff);
    padding: 25px;
    border-radius: 10px;
    margin-top: 20px;
    border-left: 4px solid var(--color-accent);
}

.case-study h4 {
    color: var(--color-secondary);
    margin-bottom: 10px;
}

.about-section {
    background: var(--color-text-light);
}

.about-grid {
    max-width: 800px;
    margin: 0 auto;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--color-text-muted);
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.values-section {
    background: var(--color-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.value-card {
    background: var(--color-text-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
}

.value-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.value-card h3 {
    color: var(--color-secondary);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.value-card p {
    color: var(--color-text-muted);
}

.mission-section {
    background: var(--color-text-light);
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.mission-content p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.contact-section {
    background: var(--color-text-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2,
.contact-form-wrapper h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.office-card {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text-light);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 25px;
}

.office-card h3 {
    color: var(--color-text-light);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(255,255,255,0.2);
}

.office-card p {
    opacity: 0.95;
    margin-bottom: 10px;
}

.office-card .contact-details {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.office-card a {
    color: var(--color-accent);
}

.office-card a:hover {
    color: var(--color-text-light);
}

.contact-form {
    background: var(--color-light);
    padding: 40px;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e6ed;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(26, 138, 175, 0.1);
}

.contact-form .btn {
    width: 100%;
    padding: 16px;
}

footer {
    background: var(--color-primary);
    color: var(--color-text-light);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 45px;
    width: auto;
    margin-bottom: 15px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-accent);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255,255,255,0.8);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-contact p {
    margin-bottom: 8px;
    opacity: 0.9;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 25px 0;
    text-align: center;
}

.footer-bottom p {
    opacity: 0.7;
    font-size: 0.9rem;
}

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    nav ul {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-text-light);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: var(--shadow-md);
        display: none;
    }
    
    nav ul.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-group {
        flex-direction: column;
        align-items: center;
    }
}

/* Home About Grid with Image */
.about-grid-home {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.about-text-home h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.about-text-home .lead-text {
    font-size: 1.15rem;
    margin-bottom: 15px;
}

.about-text-home p {
    color: var(--color-text-muted);
    margin-bottom: 15px;
}

.about-text-home .btn {
    margin-top: 10px;
}

/* Service Cards with Images */
.service-card {
    background: var(--color-text-light);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: left;
    overflow: hidden;
    padding: 0;
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.service-content {
    padding: 25px 30px 30px;
}

.service-content h3 {
    color: var(--color-primary);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.service-content p {
    color: var(--color-text-muted);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

/* Service Detail Grid with Images */
.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.service-detail-grid.reverse {
    direction: rtl;
}

.service-detail-grid.reverse > * {
    direction: ltr;
}

.service-detail-image img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

/* About Page Grid */
.about-grid-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image-large img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Values Card Icons */
.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--color-text-light);
}

/* Mission Grid */
.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.mission-content {
    text-align: left;
    max-width: none;
}

.mission-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

/* Office Card Icon */
.office-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    color: var(--color-text-light);
}

@media (max-width: 992px) {
    .about-grid-home,
    .about-grid-page,
    .service-detail-grid,
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .service-detail-grid.reverse {
        direction: ltr;
    }
    
    .about-image img,
    .about-image-large img {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    section {
        padding: 50px 0;
    }
    
    .service-card {
        padding: 0;
    }
    
    .service-content {
        padding: 20px;
    }
    
    .contact-form {
        padding: 25px;
    }
    
    .about-image img,
    .about-image-large img,
    .service-detail-image img,
    .mission-image img {
        height: 250px;
    }
}