/*Main*/

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

:root {
    --main-green: #6ecd8b;
    --header-height: clamp(60px, 8vw, 70px);
    --container-padding: clamp(1rem, 3vw, 2rem);
    --section-spacing: clamp(2rem, 6vw, 4rem);
}

h1, h2, h3, figcaption, button {
    font-family: 'Merriweather Sans', sans-serif;
}

h1 {
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

p, ul, a, label, input, textarea {
    font-family: 'Open Sans', sans-serif;
    font-size: clamp(0.875rem, 1.2vw, 1rem);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: black;
    cursor: pointer;
}

/*Navbar*/

.navbar {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background-color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    padding: 0 var(--container-padding);
    height: var(--header-height);
    width: 100%;
}

.navbar img {
    width: clamp(90px, 12vw, 120px);
    height: auto;
    object-fit: contain;
    margin-right: clamp(0.5rem, 1.5vw, 2rem);
}

.nav-menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: clamp(0.75rem, 1.5vw, 1.5rem);
    margin-left: auto;
    margin-right: auto;
}

.nav-menu a, #nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(32px, 4vw, 44px);
    padding: 0 clamp(0.75rem, 1.5vw, 1.25rem);
    border-radius: 10px;
    box-shadow: 2px 2px 5px black;
    font-size: clamp(0.75rem, 1.2vw, 1rem);
    line-height: 1.2;
    background: none;
    color: black;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

#nav-btn {
    background: linear-gradient(#000088, #4682b4);
    color: white;
    font-weight: bold;
    margin-left: auto;
    box-shadow: none;
}

.hamburger-btn {
    display: none;
    border: none;
    background: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    position: relative;
}

.hamburger-line {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background-color: black;
    transition: 0.3s;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transform: translateY(-100%);
    transition: transform 0.3s ease-in-out;
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1rem 0;
}

.mobile-menu li {
    width: 100%;
    text-align: center;
}

.mobile-menu a {
    display: block;
    padding: 1rem;
    font-size: 1rem;
    color: black;
    text-decoration: none;
    transition: background 0.2s;
}

.mobile-menu a:hover {
    background: #f5f5f5;
}

/*Home*/

.home {
    padding-top: calc(var(--header-height) + 1rem);
    padding-bottom: var(--section-spacing);
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url(images/chairs-in-office-building.webp);
    background-position: center;
    background-size: cover;
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.home-writings {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: white;
    max-width: min(1200px, 90%);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.home-writings h1 {
    font-size: clamp(2rem, 6vw, 4.375rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.home-writings p {
    font-size: clamp(1.125rem, 3vw, 2.5rem);
    margin: 1rem 0;
    line-height: 1.4;
}

.home-writings a {
    background: linear-gradient(#000088, #4682b4);
    width: clamp(180px, 25%, 300px);
    padding: clamp(0.75rem, 1.5vw, 1.25rem);
    margin: 2rem auto;
    border-radius: 20px;
    color: white;
    font-size: clamp(0.875rem, 1.2vw, 1.25rem);
    transition: transform 0.2s;
}

.home-writings a:hover {
    transform: scale(1.05);
}

/*About*/

.about {
    padding: var(--section-spacing) var(--container-padding);
}

.about p {
    padding: 1rem;
    font-size: clamp(0.875rem, 1.2vw, 1.25rem);
    text-align: justify;
    max-width: min(1200px, 90%);
    margin: 0 auto;
}

/*Services*/

.services {
    padding-top: var(--section-spacing);
    padding-bottom: var(--section-spacing);
    background: linear-gradient(rgba(204, 204, 204, 0.8), rgba(204, 204, 204, 0.8)), url(images/chairs-desktop.webp);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

.services h1 {
    color: #0d0d0d;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
    margin: 2rem auto;
    max-width: min(1400px, 90%);
    padding: 0 var(--container-padding);
}

.services-tiles {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: justify;
    background: white;
    border-radius: 15px;
    box-shadow: 0 2px 6px rgba(255, 255, 255, 1);
    padding: clamp(1rem, 2vw, 1.5rem);
    transition: transform 0.2s;
    height: 100%;
}

.services-tiles:hover {
    transform: translateY(-5px);
}

.services-tiles h2 {
    background: linear-gradient(#000088, #4682b4);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(0.75rem, 1.5vw, 1rem);
    width: 100%;
    min-height: clamp(80px, 10vw, 110px);
    text-align: center;
    font-size: clamp(1.125rem, 1.5vw, 1.5rem);
    border-radius: 10px 10px 0 0;
}

.services-tiles img {
    width: clamp(120px, 50%, 200px);
    height: auto;
    margin: clamp(1rem, 2vw, 1.5rem);
    object-fit: contain;
}

.services-tiles p {
    margin-top: auto;
    padding: 0.5rem;
}

/*Reasons*/

.reasons {
    padding-top: var(--section-spacing);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    margin: 2rem auto;
    max-width: min(1400px, 90%);
    padding: 0 var(--container-padding);
}

.reasons-tiles {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: clamp(1rem, 2vw, 1.5rem);
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.reasons-tiles:hover {
    transform: translateY(-5px);
}

.reasons-tiles img {
    width: clamp(40px, 15%, 64px);
    height: auto;
    margin-right: clamp(0.75rem, 1.5vw, 1rem);
    flex-shrink: 0;
}

.reasons-writings {
    flex: 1;
}

.reasons-writings figcaption {
    font-size: clamp(1rem, 1.2vw, 1.25rem);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.reasons-writings p {
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

/*Testimonials*/

.testimonials {
    padding: var(--section-spacing) var(--container-padding);
    background: linear-gradient(rgba(204, 204, 204, 0.8), rgba(204, 204, 204, 0.8)), url(images/office-chair.webp);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

.testimonials h1 {
    color: #0d0d0d;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    margin: 2rem auto;
    max-width: min(1200px, 90%);
    padding: 0 var(--container-padding);
}

.testimonials-tiles {
    background: white;
    padding: clamp(1.25rem, 2vw, 1.5rem);
    border-radius: 15px;
    box-shadow: 0 2px 6px rgba(255, 255, 255, 1);
    transition: transform 0.2s;
}

.testimonials-tiles:hover {
    transform: translateY(-5px);
}

.testimonials-tiles p {
    font-style: italic;
    margin-bottom: 1rem;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

.testimonials-tiles h3 {
    color: black;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

/*FAQs*/

.faqs {
    padding-top: var(--section-spacing);
}

.faq-item {
    max-width: min(800px, 90%);
    margin: 1rem auto;
    padding: 0 var(--container-padding);
}

.faq-item h3 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(0.75rem, 1.5vw, 1rem);
    background: linear-gradient(#000088, #4682b4);
    color: white;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    font-size: clamp(1rem, 1.2vw, 1.25rem);
}

.faq-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: white;
    scale: 2;
}

.faq-icon {
    display: inline-block;
    transition: transform 0.3s;
}

.faq-toggle.active .faq-icon {
    transform: rotate(45deg);
}

.faq-item p, .faq-item ul {
    padding: clamp(0.75rem, 1.5vw, 1rem);
    display: none;
    background: #f8f9fa;
    border-radius: 0 0 10px 10px;
    margin-top: -5px;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
    overflow: hidden;
    transition: max-height 1.5s ease;
}

.faq-item p.show, .faq-item ul.show {
    display: block;
}

.faq-list {
    list-style-position: inside;
    padding-left: 1rem;
}

/*Contact Form*/

.inquiry {
    background: linear-gradient(rgba(204, 204, 204, 0.8), rgba(204, 204, 204, 0.8)), url(images/buildings-over-window.webp);
    background-size: cover;
    background-position: center;
}

.inquiry-writings {
    padding-top: var(--section-spacing);
    padding-bottom: var(--section-spacing);
    max-width: min(800px, 90%);
    margin: 0 auto;
    padding-top: var(--section-spacing);
    color: #0d0d0d;
}

.inquiry-writings p {
    text-align: center;
}

.form-group {
    margin: 1.5rem auto;
}

form span {
    color: red;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

input, textarea {
    width: 100%;
    padding: clamp(0.5rem, 1vw, 0.75rem);
    border: 1px solid #666;
    border-radius: 5px;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-button {
    background: linear-gradient(#000088, #4682b4);
    color: white;
    padding: clamp(0.75rem, 1.5vw, 1rem) clamp(1.5rem, 3vw, 2rem);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
    font-weight: 600;
    transition: transform 0.2s;
}

.submit-button:hover {
    transform: scale(1.05);
}

/*Footer*/

footer {
    text-align: center;
    padding-top: var(--container-padding);
    background: white;
    position: relative;
}

footer p {
    margin-bottom: 1rem;
    font-size: clamp(0.875rem, 1.1vw, 1rem);
}

/* WhatsApp Icon Styles */
.whatsapp-icon {
    position: fixed;
    bottom: 30px;
    right: 5px;
    width: clamp(64px, 8vw, 96px);
    height: auto;
    z-index: 9999;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.whatsapp-icon:hover {
    transform: scale(1.15);
    filter: drop-shadow(0 6px 8px rgba(0, 0, 0, 0.2));
}

.whatsapp-icon img {
    width: 80%;
    height: auto;
    display: block;
}

/*Media Queries*/

@media (max-width: 1200px) {
    .services-grid, .reasons-grid, .testimonials-grid {
        gap: 1.5rem;
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none;
    }

    .hamburger-btn {
        display: block;
        margin-left: auto;
    }

    .mobile-menu {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: white;
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        transform: translateY(-100%);
        transition: transform 0.3s ease-in-out;
        z-index: 999;
    }

    .mobile-menu.active {
        transform: translateY(0);
    }

    .mobile-menu ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 1rem 0;
    }

    .mobile-menu li {
        width: 100%;
        text-align: center;
    }

    .mobile-menu a {
        display: block;
        padding: 1rem;
        font-size: 1rem;
        color: black;
        text-decoration: none;
        transition: background 0.2s;
    }

    .mobile-menu a:hover {
        background: #f5f5f5;
    }

    #nav-btn {
        display: none;
    }
}

@media (max-width: 768px) {
    .reasons-tiles {
        flex-direction: column;
        text-align: center;
    }

    .reasons-tiles img {
        margin: 0 0 1rem 0;
    }

    .reasons-writings {
        margin-left: 0;
    }

    .services-tiles h2 {
        min-height: 80px;
    }

    .testimonials-grid {
        padding: 0 30px;
    }

    .carousel-btn {
        width: 35px;
        height: 35px;
    }

    .carousel-arrow {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar {
        padding: 0 1rem;
    }

    .home-writings h1 {
        font-size: 1.75rem;
    }

    .home-writings p {
        font-size: 1.125rem;
    }

    .home-writings a {
        width: 80%;
    }

    .services-tiles, .reasons-tiles, .testimonials-tiles {
        padding: 1rem;
    }

    .faq-item h3 {
        font-size: 1rem;
    }

    .testimonials-grid {
        padding: 0 25px;
    }

    .carousel-btn {
        width: 30px;
        height: 30px;
    }

    .testimonials-tiles {
        padding: 1.25rem;
    }
}

/*Preloader*/

#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.preloader-content {
    text-align: center;
}

.preloader-logo {
    width: clamp(80px, 15vw, 120px);
    height: auto;
    margin-bottom: 1rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--main-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

#preloader.hide {
    opacity: 0;
    transition: opacity 0.4s ease-out;
}