@charset "utf-8";

/* Global Styles */
body {
    margin: 0;
    padding: 0;
    background: #FFFFFF;
    font-family: Helvetica,sans-serif;
}
/* TOP NAVIGATION */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95); /* Semi-transparent white */
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1100;
    overflow: visible; /* Prevent clipping on narrow screens */
    min-height: 60px; /* Set a minimum height to control vertical expansion */
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    flex-wrap: wrap; /* Allow wrapping on small screens */
}

.logo img {
    max-height: 80px;
    width: auto;
    object-fit: contain;
}

.main-menu ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
    flex-wrap: wrap; /* Wrap menu items if needed */
    justify-content: flex-end; /* Align to right */
}

.main-menu ul li {
    margin-left: 20px;
}

.main-menu ul li a {
    text-decoration: none;
    color: #1A1919;
    font-size: 16px;
    transition: color 0.3s ease;
}

.main-menu ul li a:hover,
.main-menu ul li a:focus {
    color: #FEC33F;
}

/* HERO SECTION (Landing Page) */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    background: url("../images/swap drawing 2025.jpg") no-repeat center center;
    background-size: contain; /* Full image visible */
    background-position: center center;
    margin-top: 70px;
}

.hero-content {
    position: absolute;
    top: 50%;
    right: 10%; /* Right-aligned by default (original style) */
    transform: translateY(-50%); /* Vertical center only */
    text-align: right; /* Right-aligned text */
    max-width: 40%;
    padding: 20px;
    animation: fadeIn 1.5s ease-in-out;
}

.hero h1 {
    font-size: clamp(30px, 6vw, 70px);
    font-weight: bold;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
    padding: 0;
}

.hero p {
    font-size: 18px;
    margin-top: 10px;
    opacity: 0.8;
}

/* Enable smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Scroll Pointer Styling */
.scroll-down {
    display: inline-block;
    margin-top: 20px;
    font-size: 40px;
    /* Force the color to your chosen color (e.g., #1A1919) */
    color: #1A1919 !important;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.scroll-down:hover {
    transform: translateY(5px);
}

/* Keyframe for fadeIn animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* PROJECTS CONTAINER (CSS GRID) */
.container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    width: 100%;
    max-width: 1600px;
    margin: 120px auto 0;
    padding: 0 10px;
}

/* BOX STYLING */
.box {
    position: relative;
    width: 100%;
    padding-bottom: 133.33%; /* 3:4 aspect ratio (133.33% of width) for vertical rectangle */
    overflow: hidden;
}

.imgbox {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.imgbox img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s, filter 0.3s;
}

.box:hover .imgbox img {
    transform: scale(0.8);
    filter: grayscale(0%);
}

/* DETAILS OVERLAY */
.details {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    color: white;
    opacity: 0;
    transition: opacity 0.3s;
    padding: 15px;
    box-sizing: border-box;
    overflow: hidden; /* Prevent text overflow */
}

.box:hover .details {
    opacity: 1;
}

.details .content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.details .content h3 {
    margin: 0 0 2px 0; /* Even tighter margins */
    padding: 1px 0;
    font-size: clamp(10px, 2.5vw, 14px); /* Smaller: 10px min on mobile */
    color: #FEC33F;
    line-height: 1.0; /* More compact */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.details .content h1 {
    margin: 0 0 2px 0;
    padding: 1px 0;
    font-size: clamp(10px, 2.5vw, 14px);
    color: #FF0004;
    line-height: 1.0;
}

.details .content h4 {
    margin: 2px 0 0 0;
    padding: 2px 4px; /* Minimal padding */
    font-size: clamp(8px, 2vw, 11px); /* Even smaller: 8px min */
    color: antiquewhite;
    line-height: 1.1;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1; /* 1 line max on small screens */
    -webkit-box-orient: vertical;
}

/* FOOTER / SOCIAL ICONS */
.linked {
    text-align: center;
    margin: 20px 0;
}

.linked h4 {
    margin-bottom: 10px;
}

/* CUSTOM FILTERS */
.custom-filters {
    text-align: center;
    margin: 40px auto;
    font-family: sans-serif;
}

.filter-group {
    margin-bottom: 10px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 5px;
}

.filter-label {
    font-weight: bold;
    margin-right: 10px;
    white-space: nowrap;
}

.filter-option {
    margin: 0 8px;
    cursor: pointer;
    color: #aaa;
    transition: all 0.3s ease;
    padding: 4px 8px;
    border-radius: 4px;
}

.filter-option.active {
    font-weight: bold;
    color: #000;
    text-decoration: underline;
    background: #ffffff;
}

.filter-option:hover {
    color: #000;
    text-decoration: underline;
    transform: scale(1.05);
    background: #ffffff;
}

.reset-button {
    background: none;
    border: 1px solid #aaa;
    padding: 5px 15px;
    cursor: pointer;
    font-size: 14px;
    color: #555;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.reset-button:hover {
    background-color: #f0f0f0;
    color: #000;
    border-color: #000;
}

/* Footer fixed at bottom */
.site-footer {
    grid-column: 1 / span 2;
    grid-row: 2 / 3;
    background: linear-gradient(135deg, #F5F5F5 0%, #FFFFFF 100%);
    padding: 10px 20px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    z-index: 5;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1150px;
    margin: 0 auto;
    color: #444444;
    font-size: 16px;
    font-family: Helvetica, Cambria, serif;
}

.footer-inner .footer-icons img {
    height: 30px;
    width: auto;
    margin-left: 12px;
    transition: transform 0.3s ease;
}

.footer-inner .footer-icons img:hover {
    transform: scale(1.2) rotate(10deg);
}

/* MOBILE RESPONSIVE ADJUSTMENTS */
@media (max-width: 600px) {
    .container {
        grid-template-columns: repeat(2, 1fr); /* 2 columns on tablets/small phones */
        gap: 8px;
    }

    .details {
        padding: 6px; /* Further reduced padding */
    }

    .details .content h3,
    .details .content h1 {
        font-size: clamp(11px, 2.8vw, 15px); /* Smaller clamp */
        padding: 0.5px 0;
    }

    .details .content h4 {
        font-size: clamp(9px, 2.2vw, 12px);
        padding: 1px 3px;
        -webkit-line-clamp: 1;
    }

    .main-menu ul li a {
        font-size: 14px;
    }

    .hero-content {
        right: 5%;
        max-width: 70%;
        padding: 15px;
    }

    /* Compress filters */
    .custom-filters {
        margin: 20px auto;
        font-size: 14px;
    }

    .filter-group {
        margin-bottom: 8px;
        gap: 3px;
    }

    .filter-label {
        margin-right: 5px;
        font-size: 13px;
    }

    .filter-option {
        margin: 0 4px;
        font-size: 12px;
        padding: 3px 6px;
    }

    .reset-button {
        font-size: 12px;
        padding: 4px 12px;
    }
}

@media (max-width: 480px) {
    /* iPhone: 1 column for grid */
    .container {
        grid-template-columns: 1fr; /* Single column for readability */
        gap: 15px; /* Increased gap for readability */
        padding: 0 5px; /* Reduced padding */
    }

    .box {
        padding-bottom: 133.33%; /* Maintain 3:4 aspect ratio on small screens */
    }

    .imgbox img {
    }

    .details {
        padding: 5px;
    }

    .details .content h3 {
        font-size: clamp(12px, 3vw, 14px);
    }

    .details .content h4 {
        font-size: clamp(10px, 2.2vw, 12px);
        -webkit-line-clamp: 2; /* Allow 2 lines for more info */
    }

    /* Ultra-small nav */
    .top-nav {
        padding: 5px 10px;
    }

    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .logo img {
        max-height: 50px;
    }

    .main-menu ul {
        flex-direction: column;
        gap: 5px;
    }

    .main-menu ul li a {
        font-size: 14px;
        padding: 5px;
        text-align: center;
    }

    /* Hero on iPhone */
    .hero {
        height: 60vh; /* Reduced height for iPhone */
        margin-top: 50px;
        background-size: cover; /* Ensure image covers properly */
    }

    .hero-content {
        top: 40%; /* Adjust vertical positioning */
        right: 5%;
        max-width: 85%;
        padding: 10px;
        text-align: center; /* Center text for better readability */
    }

    .hero h1 {
        font-size: clamp(16px, 5vw, 24px); /* Smaller, more flexible font size */
        line-height: 1.2;
        -webkit-line-clamp: 3; /* Limit to 3 lines */
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .scroll-down {
        font-size: 30px; /* Smaller scroll indicator */
    }

    /* CUSTOM FILTERS */
    .custom-filters {
        text-align: center;
        margin: 40px auto;
        font-family: sans-serif;
        max-width: 1200px;
    }

    .filter-group {
        margin-bottom: 15px;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 15px; /* Space between elements */
        flex-wrap: wrap; /* Allow wrapping on very small screens */
    }

    .filter-label {
        font-weight: bold;
        font-size: clamp(12px, 3vw, 14px);
        white-space: nowrap;
        margin-right: 5px; /* Space between label and dropdown */
    }

    .filter-dropdown {
        padding: 8px;
        font-size: clamp(12px, 3vw, 14px);
        border: 1px solid #aaa;
        border-radius: 4px;
        background-color: #fff;
        cursor: pointer;
        min-width: 120px; /* Ensure dropdown is wide enough */
        appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23333' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 8px center;
        transition: border-color 0.3s ease;
    }

    .filter-dropdown:focus {
        outline: none;
        border-color: #FEC33F;
    }

    .reset-button {
        background: none;
        border: 1px solid #aaa;
        padding: 8px 15px;
        cursor: pointer;
        font-size: clamp(12px, 3vw, 14px);
        color: #555;
        transition: all 0.3s ease;
        border-radius: 4px;
    }

    .reset-button:hover {
        background-color: #f0f0f0;
        color: #000;
        border-color: #000;
    }

    /* MOBILE RESPONSIVE ADJUSTMENTS */
    @media (max-width: 480px) {
        .custom-filters {
            margin: 15px 5px;
            padding: 10px;
        }

        .filter-group {
            flex-direction: row; /* Keep horizontal by default */
            gap: 8px; /* Reduced space on mobile */
            justify-content: center; /* Center align on wrap */
        }

        .filter-label {
            font-size: clamp(10px, 2.5vw, 12px);
            margin-right: 3px;
        }

        .filter-dropdown {
            font-size: clamp(10px, 2.5vw, 12px);
            padding: 6px;
            min-width: 100px; /* Slightly narrower on mobile */
        }

        .reset-button {
            font-size: clamp(10px, 2.5vw, 12px);
            padding: 6px 12px;
        }
    }

    @media (max-width: 360px) {
        /* Force wrap for very small screens (e.g., iPhone SE) */
        .filter-group {
            flex-wrap: wrap;
            gap: 5px;
        }

        .filter-dropdown,
        .reset-button {
            flex: 1 1 100%; /* Full width on wrap */
            margin-top: 5px;
        }
    }

    /* Tablet/Small Laptop Fixes */
    @media (max-width: 768px) {
        /* Nav stack */
        .nav-container {
            flex-direction: column;
            gap: 10px;
            padding: 10px;
        }

        .main-menu ul {
            flex-direction: row;
            justify-content: center;
            gap: 10px;
            margin: 0;
            padding: 0;
        }

        .main-menu ul li {
            margin-left: 0;
        }

        .main-menu ul li a {
            font-size: 14px;
            padding: 5px 8px;
        }

        .logo img {
            max-height: 60px;
        }

        .hero {
            margin-top: 60px;
        }

        /* 3 columns on tablets */
        .container {
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
        }

        .details {
            padding: 7px;
        }

        .details .content h3,
        .details .content h1 {
            font-size: clamp(12px, 3vw, 16px);
        }

        .details .content h4 {
            font-size: clamp(10px, 2.3vw, 12px);
        }
    }