.nav a,
body {
    color: var(--text-color)
}

.contact-info,
.footer-bottom,
.service-card,
h2 {
    text-align: center
}

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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #614cec;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-gray: #f5f6fa;
    --white: #ffffff;
    --transition: all 0.3s ease
}

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

html {
    scroll-behavior: smooth
}

body {
    font-family: Poppins, sans-serif;
    line-height: 1.6
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, .1);
    z-index: 1000
}

.nav a.active::after,
.slide,
.slider-controls {
    position: absolute;
    width: 100%
}

h1 {
    font-size: 24px
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px
}

.logo img {
    height: 50px
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px
}

.nav a {
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative
}

.nav a.active,
.nav a:hover,
.social-links a:hover {
    color: var(--secondary-color)
}

.nav a.active::after {
    content: '';
    bottom: -5px;
    left: 0;
    height: 2px;
    background-color: var(--secondary-color)
}

.slide {
    height: 100%;
    transition: opacity .5s ease-in-out
}

.hamburger span,
.sector-card,
.sector-image img,
.service-card,
.slider-controls button,
.social-links a {
    transition: var(--transition)
}

.slide.active {
    opacity: 1
}

.banner-01 {
    background: linear-gradient(rgba(0, 0, 0, .7), rgba(0, 0, 0, .1)) 0 0/cover no-repeat, url('./banner-01.jpg') 0 0/cover no-repeat
}

.banner-02 {
    background: linear-gradient(rgba(0, 0, 0, .7), rgba(0, 0, 0, .1)), url('./banner-02.jpg')
}

.slider-controls {
    bottom: 50%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    transform: translateY(50%);
    z-index: 10
}

.slider-controls button {
    background: rgba(255, 255, 255, .3);
    border: none;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer
}

.info-item i,
.service-card i {
    color: var(--secondary-color)
}

.slider-controls button:hover {
    background: rgba(255, 255, 255, .5)
}

section {
    padding: 80px 0
}

h2 {
    margin-bottom: 50px;
    color: var(--primary-color)
}

.sectors-grid,
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px
}

.service-card {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, .1)
}

.sector-card:hover,
.service-card:hover {
    transform: translateY(-5px)
}

.service-card i {
    font-size: 3rem;
    margin-bottom: 20px
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .9);
    z-index: 2000
}

.lightbox-content {
    position: relative;
    max-width: 800px;
    margin: 50px auto;
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    max-height: 90vh;
    overflow-y: auto;
    width: 90%
}

.lightbox-content img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 20px
}

.lightbox-content h2 {
    text-align: left;
    margin-bottom: 20px
}

.lightbox-content p {
    margin-bottom: 15px;
    line-height: 1.8
}

.close-lightbox {
    position: absolute;
    right: 20px;
    top: 10px;
    font-size: 30px;
    cursor: pointer
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px
}

.info-item i {
    font-size: 2rem;
    margin-bottom: 15px
}

.banner,
.footer,
.footer-bottom a,
.footer-contact a,
.footer-logo .logo,
.social-links a {
    color: var(--white)
}

.footer {
    background: var(--primary-color);
    padding: 60px 0 20px
}

.project-card,
.sector-card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, .1);
    overflow: hidden
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px
}

.footer-logo {
    max-width: 316px
}

.footer-logo .logo {
    margin-bottom: 15px;
    display: block
}

.social-links {
    display: flex;
    gap: 20px
}

.social-links a {
    font-size: 24px
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.footer-contact a {
    display: inline-block;
    margin: 8px 0 0;
    text-decoration: none
}

.footer-contact i {
    margin: 0 10px 0 0
}

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover
}

.project-card h3 {
    padding: 20px;
    margin: 0
}

.project-card p {
    padding: 0 20px 20px
}

.project-card button {
    margin: 0 20px 20px
}

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

.about-content p {
    margin-bottom: 20px
}

.sector-image {
    height: 200px;
    overflow: hidden
}

.sector-image img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.sector-card:hover .sector-image img {
    transform: scale(1.1)
}

.sector-card h3 {
    padding: 20px 20px 10px;
    color: var(--primary-color)
}

.sector-card p {
    padding: 0 20px 20px;
    color: var(--text-color)
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 10px
}

.hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px
}

.hamburger.active span:first-child {
    transform: rotate(45deg) translate(7px, 7px)
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px)
}

@media (max-width:768px) {
    .banner h1 {
        font-size: 2rem
    }
    section {
        padding: 40px 0
    }
    .services-grid {
        grid-template-columns: 1fr
    }
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center
    }
    .social-links {
        justify-content: center
    }
    .banner-slider {
        height: 300px
    }
    .slider-controls button {
        width: 30px;
        height: 30px
    }
    .hamburger {
        display: flex
    }
    .nav,
    .nav a {
        display: block
    }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--white);
        padding: 100px 20px 20px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, .1);
        z-index: 999
    }
    .nav.active {
        right: 0
    }
    .nav ul {
        flex-direction: column;
        align-items: center;
        gap: 20px
    }
    .nav a {
        font-size: 1.2rem;
        padding: 15px 0;
        width: 100%;
        text-align: center
    }
    .banner {
        height: 320px
    }
}

.banner-slider {
    position: relative;
    height: 620px;
    overflow: hidden
}

.banner {
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center
}

.banner h1 {
    font-size: 3rem;
    margin-bottom: 1rem
}

.banner p {
    font-size: 1.2rem
}

@media (max-width:1024px) {
    .sectors-grid {
        grid-template-columns: repeat(2, 1fr)
    }
    .banner h1 {
        font-size: 2.5rem
    }
}

@media (max-width:768px) {
    .banner-slider {
        height: 400px
    }
    .banner h1 {
        font-size: 2rem;
        padding: 0 20px
    }
    .banner p {
        font-size: 1rem;
        padding: 0 20px
    }
    .sectors-grid,
    .services-grid {
        grid-template-columns: 1fr
    }
    .sector-card {
        max-width: 400px;
        margin: 0 auto
    }
    .slider-controls button {
        width: 30px;
        height: 30px;
        margin: 0 10px
    }
    section {
        padding: 40px 0
    }
    h2 {
        font-size: 1.8rem;
        margin-bottom: 30px
    }
    .nav,
    .nav a {
        display: block
    }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--white);
        padding: 100px 20px 20px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, .1);
        z-index: 999
    }
    .nav.active {
        right: 0
    }
    .nav ul {
        flex-direction: column;
        align-items: center;
        gap: 20px
    }
    .nav a {
        font-size: 1.2rem;
        padding: 15px 0;
        width: 100%;
        text-align: center
    }
    .nav a.active::after {
        bottom: 10px
    }
    .hamburger {
        display: flex;
        padding: 15px
    }
}

@media (max-width:480px) {
    .banner-slider {
        height: 320px
    }
    .banner h1 {
        font-size: 1.5rem
    }
    .banner p,
    .sector-card p {
        font-size: .9rem
    }
    .sector-image {
        height: 180px
    }
    .sector-card h3,
    .service-card h3 {
        font-size: 1.2rem
    }
    .service-card {
        padding: 20px
    }
    .service-card i {
        font-size: 2.5rem
    }
}

@media (max-width:768px) {
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center
    }
    .footer-contact p,
    .social-links {
        justify-content: center
    }
    .footer {
        padding: 40px 0 20px
    }
    .footer-logo {
        max-width: 100%
    }
}