/* Global Settings */
:root {
    --primary-color: #f7b500;
    /* Industrial Yellow/Gold */
    --secondary-color: #1a1a1a;
    /* Rich Dark */
    --accent-color: #ffd700;
    --text-light: #ffffff;
    --text-dark: #333333;
    --bg-light: #f4f4f4;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--text-light);
}

h1,
h2,
h3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.highlight {
    color: var(--primary-color);
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(247, 181, 0, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-light);
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--secondary-color) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 5px;
    font-weight: 700 !important;
}

.btn-primary:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(247, 181, 0, 0.3);
}

.menu-toggle {
    display: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero & Slider */
.hero {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.slider-container {
    height: 100%;
    width: 100%;
}

.slider {
    height: 100%;
    width: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide-content {
    color: var(--text-light);
    max-width: 700px;
    transform: translateY(30px);
    transition: all 0.8s ease 0.5s;
}

.slide.active .slide-content {
    transform: translateY(0);
}

.slide-content h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 700;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

/* Slider Controls */
.slider-controls button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.slider-controls button:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

#prev-btn {
    left: 20px;
}

#next-btn {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
}

.dot.active {
    background: var(--primary-color);
    width: 30px;
    border-radius: 10px;
}

/* Services */
.services {
    padding: 6rem 0;
    background: var(--bg-light);
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.underline {
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-bottom: 3px solid var(--primary-color);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* About Section */
.about {
    padding: 6rem 0;
}

.about-flex {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-content {
    flex: 1;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.features-list {
    margin-top: 2rem;
}

.features-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.features-list i {
    color: #2ecc71;
    font-size: 1.2rem;
}

.about-placeholder {
    flex: 1;
}

.about-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.img-frame {
    width: 100%;
    height: 400px;
    background: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    border: 2px dashed var(--primary-color);
    position: relative;
    overflow: hidden;
}

.img-frame::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(247, 181, 0, 0.05));
}

/* Gallery Section */
.gallery {
    padding: 6rem 0;
    background: var(--text-light);
}

/* Because services and about had white background alternately, let's keep consistency */
.services {
    background: var(--bg-light);
}

.about {
    background: var(--text-light);
}

.gallery {
    background: var(--bg-light);
}

.gallery-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.8rem 2rem;
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--text-dark);
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.gallery-item.hide {
    display: none;
}

.gallery-img-wrapper {
    position: relative;
    width: 100%;
    padding-top: 75%;
    /* 4:3 Aspect Ratio */
}

.gallery-img-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 26, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-overlay i {
    color: var(--primary-color);
    font-size: 3rem;
    transform: scale(0.5);
    transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-img-wrapper img {
    transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.lightbox-content img,
.lightbox-content video {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    outline: none;
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 2010;
}

.close-lightbox:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--secondary-color);
    color: var(--text-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.info-item i {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.info-item h4 {
    margin-bottom: 0.3rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 3rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.btn-submit {
    padding: 1rem;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--accent-color);
    transform: scale(1.02);
}

/* Footer */
footer {
    padding: 2rem 0;
    text-align: center;
    background: #111;
    color: rgba(255, 255, 255, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--secondary-color);
        flex-direction: column;
        padding-top: 3rem;
        transition: 0.5s;
    }

    .nav-links.active {
        left: 0;
    }

    .slide-content h1 {
        font-size: 2.5rem;
    }

    .about-flex,
    .contact-wrapper {
        grid-template-columns: 1fr;
        flex-direction: column;
    }

    .about-flex {
        gap: 2rem;
    }
}