/* ================= RESET ================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    color: #222;
    background: #fff;
    line-height: 1.6;
}

/* ================= GLOBAL ================= */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* ================= HEADER ================= */
.header {
    background: #ffffff;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.logo img {
    height: 90px;
}

/* NAVIGATION */
.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.menu-toggle {
    display: none;
    font-size: 26px;
    cursor: pointer;
}

/* ================= BANNER ================= */
.page-banner {
    height: 260px;
    background: url("https://via.placeholder.com/1600x500") center / cover no-repeat;
    position: relative;
}

.banner-overlay {
    background: rgba(0,0,0,0.55);
    height: 100%;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 10%;
}

.banner-overlay h1 {
    font-size: 36px;
    margin-bottom: 6px;
}

.banner-overlay p {
    font-size: 14px;
    opacity: 0.9;
}

/* ================= FILTERS ================= */
.filters {
    display: flex;
    gap: 15px;
    padding: 50px 0 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    background: #f1f1f1;
    cursor: pointer;
    font-weight: 500;
}

.filter-btn.active {
    background: #f9a825;
    color: #fff;
}

/* ================= PROJECT GRID ================= */
.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    padding-bottom: 80px;
}

.project-card {
    background: #fff;
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.project-card img {
    width: 100%;
    display: block;
}

.project-card h4 {
    padding: 15px;
    font-size: 16px;
}

.project-card:hover {
    transform: translateY(-6px);
}

/* ================= FOOTER ================= */
.footer {
    background: #0b1c2d;
    color: #fff;
    padding: 60px 0 20px;
}

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

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 8px;
}

.copy {
    text-align: center;
    margin-top: 30px;
    font-size: 14px;
    opacity: 0.7;
}
.buttom-menu a{
    text-decoration:none;
    color: white;
}
/* ================= RESPONSIVE ================= */

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

    /* NAVIGATION */
    .nav-links {
        display: none;
        position: absolute;
        top: 90px;
        right: 20px;
        background: #ffffff;
        flex-direction: column;
        width: 200px;
        padding: 20px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.15);
        border-radius: 6px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 12px 0;
    }

    .menu-toggle {
        display: block;
    }

    /* LOGO */
    .logo img {
        height: 65px;
    }

    /* BANNER */
    .page-banner {
        height: 200px;
    }

    .banner-overlay {
        padding: 0 6%;
        text-align: center;
    }

    .banner-overlay h1 {
        font-size: 28px;
    }

    /* FOOTER */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

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

    .container {
        width: 95%;
    }

    .filter-btn {
        width: 100%;
        text-align: center;
    }

    .project-card h4 {
        font-size: 15px;
    }
}