/* styles.css - Oplus Aluminium */

/* CSS Variables */
:root {
    --color-primary: #1a5f7a;
    --color-primary-dark: #0d4a63;
    --color-secondary: #ff9800;
    --color-accent: #ff5722;
    --color-white: #ffffff;
    --color-light-gray: #f5f7fa;
    --color-gray: #6c757d;
    --color-dark: #333333;
    --color-black: #000000;

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    --border-radius: 8px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo span {
    color: var(--color-secondary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    font-weight: 500;
    color: var(--color-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.nav-menu a:hover {
    color: var(--color-primary);
    background-color: rgba(26, 95, 122, 0.1);
}

/* Hero Section */
.hero {
    padding: 150px 0 80px;
    background: linear-gradient(rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.3)), url('images/home-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
}

.hero h1 {
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    color: var(--color-gray);
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-heading);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Trust Indicators */
.trust-indicators {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.trust-item {
    text-align: center;
    padding: 2rem;
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.trust-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-title p {
    max-width: 700px;
    margin: 0 auto;
    color: var(--color-gray);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-img img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.service-features {
    list-style: none;
    margin: 1rem 0;
}

.service-features li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    margin-top: 1rem;
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    height: 300px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--color-white);
    padding: 2rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid #eee;
    margin-bottom: 1rem;
}

.faq-question {
    width: 100%;
    padding: 1.5rem 0;
    background: none;
    border: none;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    cursor: pointer;
}

.faq-answer {
    padding: 0 0 1.5rem;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

/* Footer */
footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a:hover {
    color: var(--color-secondary);
}

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

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-size: 1.2rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128C7E;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.7rem;
    }

    .mobile-menu-btn {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-white);
        padding: 2rem;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
    }

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

    .hero-btns {
        flex-direction: column;
        gap: 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .trust-indicators {
        grid-template-columns: 1fr;
    }
}

/* Image Placeholder Styles */
img {
    max-width: 100%;
    height: auto;
}

/* Image placeholders - remove once you have actual images */
img[src*="corridor"],
img[src*="sliding-windows"],
img[src*="aluminium-doors"],
img[src*="handrails"],
img[src*="shower-cubicle"],
img[src*="office-partition"],
img[src*="interior-aluminium"],
img[src*="sliding-door"],
img[src*="staircase-handrail"] {
    background-color: #f0f0f0;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 14px;
}

/* Lightbox Styles */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
    color: white;
    margin-top: 1rem;
    text-align: center;
    font-size: 1.2rem;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
    transition: color 0.3s;
}

.lightbox-close:hover {
    color: var(--color-secondary);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    transform: translateY(-50%);
}

.lightbox-nav button {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    padding: 10px 15px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

.lightbox-nav button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Gallery Filter Styles */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.gallery-filter-btn {
    padding: 8px 16px;
    background: var(--color-light-gray);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-heading);
}

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

/* Gallery Grid Enhancements */
.gallery-item {
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.03);
}

/* Ensure gallery grid works properly when items are filtered */
.gallery-grid {
    transition: all 0.3s ease;
}

.gallery-item.filtered-out {
    display: none;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.gallery-item:not(.filtered-out) {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s ease;
}

/* Photo Gallery Slider */
.photo-gallery-container {
    position: relative;
    max-width: 1200px;
    /* Increased width */
    margin: 0 auto;
    overflow: hidden;
    padding: 0 40px;
    /* Space for arrows */
}

.photo-gallery-slider {
    display: flex;
    transition: transform 0.5s ease-in-out;
    gap: 20px;
}

.photo-slide {
    flex: 0 0 calc(33.333% - 14px);
    /* Show 3 items minus gap */
    min-width: 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    height: 450px;
}

.photo-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    display: block;
}

.photo-slide:hover img {
    transform: scale(1.1);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 10;
    transition: all 0.3s ease;
}

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

.prev-btn {
    left: 0;
}

.next-btn {
    right: 0;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #ddd;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.slider-dot.active {
    background-color: var(--color-primary);
}

@media (max-width: 900px) {
    .photo-slide {
        flex: 0 0 calc(50% - 10px);
        /* 2 items */
    }
}

@media (max-width: 600px) {
    .photo-slide {
        flex: 0 0 100%;
        /* 1 item */
    }

    .photo-gallery-container {
        padding: 0;
    }

    .slider-btn {
        width: 35px;
        height: 35px;
        background: rgba(255, 255, 255, 0.8);
    }

    .prev-btn {
        left: 10px;
    }

    .next-btn {
        right: 10px;
    }
}