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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Header Styles */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    max-width: 1800px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 200px;  
    height: auto;
    
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3.2rem;
    align-items: center;
    margin-left: 300px;
}

.nav-links a {
    text-decoration: none;
    color: #666;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #1a73e8;
}

.whatsapp-btn {
    background: green;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}
.whatsapp-icon {
  font-size: 20px;
}

.whatsapp-btn:hover {
    background: green;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(66, 244, 78, 0.3);
}

/* Hero Section with Swiper */
.hero-swiper {
    height: 500px;
    margin-top: 80px;
}

.slide-content p{
	font-size: 20px;
}
.banner-img {
    position:absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    top: 0;
    left: 0;
    z-index: -1;

}

.bannerB-img {
    position:absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
    top: 0;
    left: 0;
    background-color: rgb(255, 255, 255);
}

.swiper {
    width: 100%;
    height: 120%;
}

.swiper-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: rgb(255, 255, 255);
    overflow: hidden;
}


.swiper-slide::before {
    content: '';
    position: absolute;
    top: 0; 
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.swiper {
    width: 100%;
    height: 120%;
}


@keyframes molecularFloat {
    0% { transform: translateX(0) translateY(0); }
    33% { transform: translateX(-20px) translateY(-10px); }
    66% { transform: translateX(10px) translateY(-20px); }
    100% { transform: translateX(0) translateY(0); }
}

.slide-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    width: 80%;
    padding: 90px 40px;
    margin: 0 auto;
}

.slide-content h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease-out;
}

.slide-content h2 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease-out;
}

.slide-content p {
    font-size: 2rem;
    font-weight: 100;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.700);
    animation: fadeInUp 1s ease-out;
}


.learn-more-btn{
    display: inline-block;
    padding: 10px 30px;
    border: 2px solid rgb(255, 255, 255);
    border-radius: 50px;
    color: white;
    background-color: #505050;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 1s ease-out 0.4s both;
    box-shadow: 0 10px 30px rgba(108, 108, 108, 0.155);
}


.viewall-btn {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid#000000;
    color: #1a73e8;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-left: 1070px;
}

.viewall-btn:hover {
    color: white;
    background: #1a73e8;
}

@media (max-width: 768px) {
    .viewall-btn {
        margin-left: 0;
        display: block;
        text-align: center;
    }
}
/* Different slide content */

/* Swiper customization */
.swiper-pagination-bullet {
    background: rgba(255, 255, 255, 0.5);
    width: 12px;
    height: 12px;
    transition: all 0.3s ease;
}

.swiper-button-prev::after,
.swiper-button-next::after {
font-size: 40px; 
color: rgb(0, 132, 255);   
}

/* Slide indicator */
.slide-indicator {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: rgba(0, 0, 0, 0.500);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    font-size: 1rem;
    z-index: 3;
}

/* Animation keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .slide-content h1 {
        font-size: 3rem;
    }
    
    .slide-content h2 {
        font-size: 1.4rem;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    .slide-content h1 {
        font-size: 2.2rem;
    }
    
    .slide-content h2 {
        font-size: 1.2rem;
    }

    .learn-more-btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
}

/* */

.company-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 20px 30px; 
  background-color: #f7f7f7;
  gap: 30px;           
  border-radius: 10px;
  align-items: center;
  margin-top: 90px; 
  margin-bottom: 0px; 
}

.left-content {
  font-family: Arial, sans-serif;
  color: #333;
}

.left-content h2 {
  font-size: 28px;
  margin-bottom: 15px;
  color: #000;
}

.left-content p {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 15px;
  padding-bottom: 30px;
}

.right-content {
  padding: 30px;
  color: #fff;
  border-radius: 10px;
  position: relative;
  text-align: center;
}

.profile-image {
  width: 100%;
  height: 220px;
  object-fit: fill;
  margin-bottom: 20px;
}

.brand-animate {
    position: relative;
    animation: slide-right 2s ease-out forwards;
}

@keyframes slide-right {
    from {
        left: -100px;
        opacity: 0;
    }
    to {
        left: 0;
        opacity: 1;
    }
}

/*buss sec */

.sector-container {
    max-width: 1300px;
    margin: 1px auto;
    background: white;
    padding: 20px;
}

.sector-head {
    text-align: center;
    margin-bottom: 60px;
}

.svlogo {
    font-size: 2.5em;
    font-weight: bold;
    margin-top: 20px;
}

.subtitle {
    color: #666;
    font-size: 1.1em;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.sector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.sector-card {
    text-align: center;
    padding: 30px 20px;
    border-radius: 15px;
    transition: all 0.3s ease;
    background: #ffffff;
    border: 2px solid transparent;
    max-width: 500px;
    /* temp not using
    cursor: pointer;
    */
}

.sector-card img.sec-img {
    width: 100%;
    max-height: 230px;
    object-fit: contain;
    margin-bottom: 20px;
    display: block;
}
/* temporary not using

.sector-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: #000000;
    background: white;
}
.sector-link {
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease;
}

.sector-link:hover {
    transform: scale(1.02);
}



.sector-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 2.5em;
}

.sector-title {
    font-size: 1.3em;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.sector-btn {
    text-align: center;
    margin-top: 50px;
}

.sector-more-btn {
    background-color:rgba(0, 123, 254, 0.747);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    
    letter-spacing: 1px;
}

.sector-more-btn:hover {
    background-color:rgba(0, 123, 254, 0.934);
}
*/
@media (max-width: 768px) {
    .container {
        padding: 30px 20px;
    }
    
    .sector-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .logo {
        font-size: 2em;
    }
}

.under-top-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 50px 20px;
}


.about-product {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 30px;
  align-items: center;
  min-height: 400px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  padding: 20px;
}

.about-left-content {
  padding: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.under-image-container {
  width: 100%;
  max-width: 350px;
}

.product-image {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}



.about-right-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
}

.product-title {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #333;
}

.description {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #555;
}

.contact-btn{
    background-color: transparent;
    border: 2px solid rgba(0, 123, 254, 0.934);
    border-radius: 9px;
    color: #000000;
    padding: 10px 18px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.contact-btn:hover {
    background-color:rgba(0, 123, 254, 0.934);
    color: white;
}
/*
.learn-more-btn1{
    display: inline-block;
    padding: 10px 20px;
    border: 2px solid#1a73e8;
    border-radius: 50px;
    color: #1a73e8;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-top: 20px;

}

.learn-more-btn1:hover, .viewall-btn:hover {
    color: white;
    background: #1a73e8;
}
*/


.upper_middle_container {
    display: flex;
    flex-direction: column;     
    align-items: center;        
    justify-content: center;    
    height: 120px;              
    text-align: center;         
}

.upper_middle_container h3 {
    font-size: 2.6rem;
    font-weight: 600;
}

.middle_container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 40px;
  gap: 50px;
  margin-top: 20px;
}

.card {
  position: relative;
  overflow: hidden;
  background-color: white;
  width: 270px;
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease;
  height: 200px;
}


.card::before {
  position: absolute;
  bottom: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(0, 123, 255, 0.934); 
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: left 0.5s ease;
  z-index: 1;
}


.card:hover::before {
  left: 0;
}

.card p{
    font-size: 13px;
    color: #666;
    padding: 20px;
    margin: 0;
}

.card img {
  width: 100%;
  height: 145px;              
  object-fit:fill;          
  display: block;
  padding: 0;                 
}

.card .title {
  position: absolute;
  left: 0;
  bottom: 20px;
  width: 100%;
  background: #ffffff;
  font-weight: bold;
  font-size: 13px;
  padding: 10 3px;
  box-sizing: border-box;
}

.more-details {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(240, 240, 240, 0.95);
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-sizing: border-box;
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.card:hover .more-details {
  transform: translateX(0);
}

.more-description {
  font-size: 11px;
  line-height: 1.5;
  margin-bottom: 10px;
}

.details-link {
  font-size: 13px;
  font-weight: bold;
  color: #000000;
  background-color: white;
  padding: 7px 13px;
  border-radius: 5px;
  text-decoration: none;
}

.details-link:hover {
    color: rgb(255, 255, 255);
    background: #000000;
}

/* 悬停时从左滑入 */
.image-container:hover .more-details {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}


.brands-section {
    background: linear-gradient(140deg, #f0f4ff, #ffffff);
    backdrop-filter: blur(6px);
    padding: 2.2rem 0;
    margin: 3rem 0;
    position: relative;
    overflow-x: hidden;
}


.brands-title {
    text-align: center;
    font-size: 2.1rem;
    color: #333;
    margin-bottom: 2rem;
    font-weight: bold;
}

.brands-slider {
    overflow: hidden;
    position: relative;
    height: 200px;
    z-index: 1;
}

.brands-track {
    display: flex;
    gap: 5rem;
    animation: slide 13s linear infinite;
    align-items: center;
    height: 100%;
    width: max-content;
}

.brand-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 100px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.brand-item:hover {
    transform: scale(1.05);
}

.brand-item img {
    max-width: 180px;
    max-height: 85px;
    object-fit: contain;
    transition: filter 0.3s;
}



.brand-item:hover img {
    filter: grayscale(0%);
}

.brand-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333;
    text-align: center;
}

@keyframes slide {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }
    
    .nav-links {
        display: none;
    }
    
    .slide-content h1 {
        font-size: 2rem;
    }
    
    .brands-track {
        gap: 2rem;
    }
    
    .brand-item {
        width: 150px;
    }
}

.footer {
    background: #fff;
    padding: 10px 40px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 110px;
    line-height: 1.8em;
    margin-right: 100px;        
    padding: 0 10px;   
    width: 100%;
}

.footer-column {
  min-width: 20px;

}

.footer-logo {
  width: 200px;
  margin-bottom: 20px;

}

.footer-text {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.social-icons i {
  font-size: 20px;
  margin-right: 15px;
  color: #357ae8;
  transition: color 0.3s;
}

.social-icons i:nth-child(2) {
  color: #e4405f;
}
.social-icons i:nth-child(3) {
  color: #1da1f2;
}
.social-icons i:nth-child(4) {
  color: #21759b;
}

.social-icons i:hover {
  opacity: 0.7;
}

.footer-column h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 15px;
}

.footer-column p {
  margin: 8px 0;
  font-size: 15px;
  line-height: 1.5;
}

.icon {
  color: #4285f4;
  margin-right: 10px;
}

.footer-links {
  display: grid;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 5px;
}

.footer-links a {
  text-decoration: none;
  color: inherit; 
  transition: color 0.1s ease;
}


.footer-links li {
  margin-bottom: 10px;
  font-size: 15px;
  cursor: pointer;
  transition: color 0.3s;
}

.footer-links li:hover {
  color: #1a73e8;
}

.footer-hours {
  text-align: center;
  margin-top: 40px;
}

.footer-hours h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  position: relative;
}

.footer-hours h3::after {
  content: '';
  display: block;
  height: 2px;
  width: 50px;
  background-color: #1a73e8;
  margin: 8px auto 0;
}


/* service section */
.thirdbar{
    width: 110px;
    height: 4px;
    margin-left: 5px;
    background: linear-gradient(90deg, #001aff, #3b83ff);
    margin-top: 10px;
    border-radius: 3px;

}

.cta-button {
    background-color:rgb(0, 85, 255);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 10px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color:rgba(0, 123, 254, 0.934);
    color: white;
}


@media (max-width: 768px) {
    .content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .tab {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    h1 {
        font-size: 2rem;
    }
}