* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    scroll-behavior: smooth;
}

body {
    background: #f8f9fa;
    /* Light background */
    color: #1f2937;
    /* Dark text */
}

header {
    padding: 4px 0px;
    position: sticky;
    top: 0;
    z-index: 999;
    backdrop-filter: blur(20px);
    background: rgb(255, 255, 255);
    /* Light transparent header */
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    /* Subtle shadow */
}

.nav-container {
    max-width: 1100px;
    margin: auto;
    padding: 0 0px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 99;
}

.logo {
    display: flex;
    align-items: center;
    color: #1f2937;
    /* Dark logo text */
    font-size: 20px;
    font-weight: 600;
}

.logo h1 {
    font-size: 40px;
    margin-left: 10px;
}

.logo img {
    height: 52px;
    width: auto;
    object-fit: contain;
    display: block;
    cursor: pointer;
}

/* NAV UL */
nav ul {
    list-style: none;
    display: flex;
    gap: 40px;
}

/* NAV LINKS */
nav ul li a {
    position: relative;
    font-size: 18px;
    color: #4b5563;
    /* Dark grey links */
    text-decoration: none;
    padding-bottom: 4px;
    transition: color 0.3s ease;
}

/* HOVER TEXT COLOR */
nav ul li a:hover {
    color: #4f80ff;
}

/* ACTIVE TEXT COLOR */
nav ul li a.active {
    color: #4f80ff;
}

/* UNDERLINE ANIMATION */
nav ul li a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0%;
    height: 2px;
    background: #4f80ff;
    transition: width 0.3s ease;
}

/* HOVER UNDERLINE */
nav ul li a:hover::after {
    width: 100%;
}

/* ACTIVE UNDERLINE */
nav ul li a.active::after {
    width: 100%;
}

/* ================== SECTION & FOOTER: LIGHT THEME ================== */

/*general section styles*/
#home,
#work {
    min-height: calc(100vh - 62px);
}

#contact {
    background: #ffffff;
    /* White section bg */
    border-radius: 25px;
}

.section-subtitle {
    font-size: 18px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.6rem;
}

/* global text color override */
.section {
    padding: 80px 50px;
    background: #ffffff;
    /* White section */
    color: #1f2937;
    /* Dark text */
}

.section .section-content {
    max-width: 1700px;
    margin: 0 auto;
    padding: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* HERO / HOME */
#home {
    min-height: 108vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: -65px auto;
    background-size: cover;
    background-position: center 12%;
    background-repeat: no-repeat;
    /* Added a subtle gradient to keep text readable if image is missing, or just nice aesthetic */
    background-image: linear-gradient(rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.45)), url("homeImg.png");
}

.home-content {
    max-width: 1000px;
    margin: auto;
    text-align: center;
}

/* Main Heading */
.home-content h2 {
    font-size: 76px;
    line-height: 1.15;
    margin-bottom: 24px;
    color: #ffffff;
    /* White text for dark overlay */
}

/* Sub text */
.home-content p {
    font-size: 28px;
    line-height: 1.5;
    margin-bottom: 36px;
    color: #e5e5e5;
    /* Light grey text for dark overlay */
}

.btn {
    background: #4f80ff;
    color: #fff;
    padding: 10px 18px;
    border-radius: 8px;
    display: inline-block;
    text-decoration: none;
    font-weight: 600;
    transition: 0.18s ease;
    box-shadow: 0 6px 18px rgba(79, 128, 255, 0.20);
}

.btn:hover {
    background: #3e6be0;
    transform: translateY(-3px);
    box-shadow: 0 10px 26px rgba(79, 128, 255, 0.28);
}

/* ================= PRODUCTS SECTION ================= */
.products {
    position: relative;
    padding: 120px 0;
    background: #f1f5f9;
    /* Light grey bg */
    min-height: 102vh;
    padding-top: 150px;
}

/* Center content but wider */
.products .container {
    max-width: 1600px;
    margin: auto;
    padding: 0 40px;
}

/* Section heading */
.products h2 {
    text-align: center;
    font-size: 44px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 70px;
    letter-spacing: -0.5px;
}

/* GRID */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 36px;
}

/* CARD */
.card {
    position: relative;
    padding: 36px 32px;
    border-radius: 22px;
    background: #ffffff;
    /* White card */
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    /* Soft shadow */
    transition: 0.35s ease;
    overflow: hidden;
}

/* Subtle glow line - modified for light */
.card::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: 0.35s ease;
    background: linear-gradient(120deg, transparent, rgba(79, 128, 255, 0.1), transparent);
}

/* Hover effect */
.card:hover {
    transform: translateY(-3px) scale(1.02);
    border-color: rgba(79, 128, 255, 0.4);
    box-shadow: 0 20px 50px rgba(79, 128, 255, 0.15);
}

.card:hover::before {
    opacity: 1;
}

/* Title */
.card h3 {
    font-size: 26px;
    margin-bottom: 14px;
    color: #4f80ff;
}

/* Description */
.card p {
    font-size: 17px;
    line-height: 1.6;
    color: #4b5563;
}

/* ================= CONTACT SECTION ================= */
.contact {
    padding: 140px 0;
    background: #ffffff;
}

.contact-container {
    max-width: 1600px;
    margin: auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: flex-start;
}

.contact-details a {
    color: #1f2937;
    text-decoration: none;
}

/* LEFT SIDE */
.contact-details h2 {
    font-size: 42px;
    margin-bottom: 40px;
    color: #1f2937;
}

.info-block {
    margin-bottom: 26px;
}

.info-block h4 {
    font-size: 16px;
    color: #4f80ff;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.info-block p {
    font-size: 18px;
    color: #4b5563;
    line-height: 1.6;
}

/* RIGHT SIDE */
.contact-form {
    background: #f8f9fa;
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 26px;
    padding: 48px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.contact-form h2 {
    font-size: 34px;
    margin-bottom: 30px;
    color: #1f2937;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-form input,
.contact-form textarea {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 16px;
    color: #1f2937;
    outline: none;
    transition: 0.25s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #4f80ff;
    box-shadow: 0 0 0 2px rgba(79, 128, 255, 0.25);
}

.contact-form textarea {
    resize: none;
}

.contact-form button {
    margin-top: 10px;
    padding: 14px;
    background: #4f80ff;
    border: none;
    border-radius: 12px;
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.25s ease;
}

.contact-form button:hover {
    background: #3e6be0;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(79, 128, 255, 0.35);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .contact {
        padding: 100px 0;
    }

    .contact-details h2,
    .contact-form h2 {
        font-size: 30px;
    }
}

/* ================= MOBILE RESPONSIVE ================= */
@media (max-width: 1024px) {

    /* Navbar */
    .nav-container {
        padding: 0 20px;
    }

    nav ul {
        gap: 24px;
    }

    .home-content h2 {
        font-size: 54px;
    }

    .home-content p {
        font-size: 22px;
    }
}

/* ================= TABLET & MOBILE ================= */
@media (max-width: 768px) {

    /* HEADER */
    header {
        padding: 10px 0;
    }

    .logo h1 {
        font-size: 20px;
    }

    nav ul {
        gap: 18px;
    }

    nav ul li a {
        font-size: 16px;
    }

    /* HERO */
    #home {
        min-height: 94vh;
        padding: 60px 20px;
        margin: 0;
        background-position: center;
    }

    .home-content {
        max-width: 100%;
    }

    .home-content h2 {
        font-size: 40px;
        line-height: 1.2;
    }

    .home-content p {
        font-size: 18px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 15px;
    }

    /* PRODUCTS */
    .products {
        padding: 90px 0;
    }

    .products h2 {
        font-size: 32px;
        margin-bottom: 40px;
    }

    .products .container {
        padding: 0 20px;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .card {
        padding: 28px;
    }

    /* CONTACT */
    .contact {
        padding: 100px 0;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
        padding: 0 20px;
    }

    .contact-details h2,
    .contact-form h2 {
        font-size: 30px;
    }

    .info-block p {
        font-size: 16px;
    }

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

/* ================= SMALL MOBILE ================= */
@media (max-width: 480px) {

    /* LOGO */
    .logo h1 {
        font-size: 18px;
        margin-left: 5px;
    }

    .logo img {
        width: 40px;
        height: 40px;
    }


    /* NAV */
    nav ul {
        gap: 8px;
    }

    nav ul li a {
        font-size: 15px;
    }

    /* HERO */
    .home-content h2 {
        font-size: 24px;
    }

    .home-content p {
        font-size: 16px;
    }

    /* PRODUCTS */
    .products h2 {
        font-size: 26px;
    }

    .card h3 {
        font-size: 22px;
    }

    .card p {
        font-size: 15px;
    }

    /* CONTACT */
    .contact-details h2,
    .contact-form h2 {
        font-size: 26px;
    }

    .contact-form input,
    .contact-form textarea {
        font-size: 15px;
        padding: 12px;
    }

    .contact-form button {
        font-size: 15px;
        padding: 12px;
    }

}

/* ================= FOOTER ================= */
.site-footer {
    background: #f1f5f9;
    /* Light grey footer */
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: 70px;
    color: #4b5563;
}

.footer-container {
    max-width: 1600px;
    margin: auto;
    padding: 0 40px 60px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
}

/* Brand */
.footer-brand h3 {
    font-size: 28px;
    color: #1f2937;
    margin-bottom: 14px;
}

.footer-brand span {
    color: #4f80ff;
}

.footer-brand p {
    font-size: 16px;
    line-height: 1.7;
    max-width: 420px;
}

/* Links */
.footer-links h4,
.footer-contact h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: #1f2937;
}

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

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

.footer-links ul li a {
    color: #4b5563;
    text-decoration: none;
    transition: 0.25s ease;
}

.footer-links ul li a:hover {
    color: #4f80ff;
}

/* Contact */
.footer-contact p {
    margin-bottom: 10px;
    font-size: 16px;
}

.footer-contact a {
    color: #4b5563;
    text-decoration: none;
}

.footer-contact a:hover {
    color: #4f80ff;
}

/* Bottom */
.footer-bottom {
    text-align: center;
    padding: 18px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 14px;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 20px 50px;
        text-align: center;
    }

    .footer-brand p {
        margin: auto;
    }
}

.map-embed {
    margin-top: 14px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.12);
}

.map-embed iframe {
    display: block;
}

.map-btn {
    margin-top: 14px;
    display: inline-block;
    padding: 10px 16px;
    font-size: 14px;
}

.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    z-index: 9999;
    transition: 0.25s ease;
}

.whatsapp-float img {
    width: 30px;
    height: 30px;
}

.whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 14px 36px rgba(0,0,0,0.35);
}