/* ===== CSS Reset & Variables ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1a5c3a;
    --primary-dark: #0f3d26;
    --primary-light: #2d8f5e;
    --secondary: #c8a45c;
    --secondary-light: #e0c882;
    --dark: #1a1a2e;
    --dark-light: #2d2d44;
    --white: #ffffff;
    --gray: #f5f5f5;
    --gray-dark: #666666;
    --text: #333333;
    --text-light: #777777;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --radius: 12px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* ===== Preloader ===== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== Header ===== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

#header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    position: relative;
    padding: 5px 0;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ===== Hero Slider ===== */
.hero-section{
    position: relative;
    overflow: hidden;
}

.slider{
    position: relative;
}

.slide{
    display: none;
    position: relative;
}

.slide.active{
    display: block;
}

.slide img{
    width: 100%;
    height: 100vh;
    object-fit: cover;
}

.slider-btn{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255,255,255,.2);
    border: none;
    color: #fff;
    width: 50px;
    height: 50px;
    cursor: pointer;
    font-size: 24px;
    border-radius: 50%;
}

.prev-btn{
    left: 20px;
}

.next-btn{
    right: 20px;
}

.slider-dots{
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.dot{
    width: 12px;
    height: 12px;
    background: #fff;
    display: inline-block;
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
    opacity: .5;
}

.dot.active{
    opacity: 1;
}
/* ===== Section Common ===== */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.underline {
    width: 60px;
    height: 4px;
    background: var(--primary);
    margin: 0 auto 15px;
    border-radius: 2px;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== About Section ===== */
.about-section {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-content h3 {
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: var(--gray);
    border-radius: 8px;
    transition: var(--transition);
}

.feature-item:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.3rem;
}

/* ===== Services Section ===== */
.services-section {
    background: var(--gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.service-card {
    background: var(--white);
    padding: 30px 20px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.service-card h3 {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== Gallery Section ===== */
/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.gallery-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: 0.5s;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: end;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: .4s;
}

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

.gallery-overlay span {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    visibility: hidden;
    opacity: 0;
    transition: .4s;
    z-index: 99999;
}

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

.lightbox-img {
    max-width: 90%;
    max-height: 85vh;
    border-radius: 15px;
    animation: zoomIn .4s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-caption {
    position: absolute;
    bottom: 25px;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 28px;
    backdrop-filter: blur(10px);
    transition: .3s;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: #fff;
    color: #000;
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

@media(max-width:768px){

    .gallery-item img{
        height:220px;
    }

    .lightbox-img{
        max-width:95%;
        max-height:75vh;
    }

    .lightbox-prev,
    .lightbox-next{
        width:45px;
        height:45px;
        font-size:22px;
    }

    .lightbox-caption{
        font-size:16px;
        bottom:15px;
    }
}

/* ===== Why Us Section ===== */
.whyus-section {
    background: var(--gray);
}

.whyus-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.whyus-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.whyus-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.whyus-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
    transform: scaleY(0);
    transition: var(--transition);
}

.whyus-card:hover::before {
    transform: scaleY(1);
}

.whyus-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 10px;
}

.whyus-card h3 {
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.whyus-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== FAQ Section ===== */
.faq-section {
    background: var(--white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid #eee;
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    cursor: pointer;
    background: var(--gray);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--primary);
    color: var(--white);
}

.faq-question h3 {
    font-size: 1rem;
    font-weight: 500;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 700;
    transition: var(--transition);
}

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

.faq-item.active .faq-question {
    background: var(--primary);
    color: var(--white);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-answer p {
    padding: 20px 25px;
    color: var(--text-light);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

/* ===== Clients Section ===== */
.clients-section {
    background: var(--gray);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.client-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.client-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.client-stars {
    color: var(--secondary);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.client-review {
    color: var(--text-light);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.client-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.client-info h4 {
    font-size: 1rem;
    color: var(--dark);
}

.client-info span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* ===== Contact Section ===== */
.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    padding: 15px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.contact-item:hover {
    background: var(--gray);
}

.contact-icon {
    font-size: 1.5rem;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h4 {
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.contact-item a {
    color: var(--primary);
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--primary-light);
}

.contact-form-wrapper {
    background: var(--gray);
    padding: 35px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.4rem;
    color: var(--dark);
    margin-bottom: 25px;
    text-align: center;
}

.form-group {
    position: relative;
    margin-bottom: 18px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 20px 14px 45px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(26, 92, 58, 0.1);
}

.form-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.1rem;
}

.form-icon.textarea-icon {
    top: 20px;
    transform: none;
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 92, 58, 0.3);
}

/* ===== Footer ===== */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: 15px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--primary);
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== Floating Buttons ===== */
.floating-buttons {
    position: fixed;
    bottom: 25px;
    right: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}

.float-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.float-btn:hover {
    transform: scale(1.1);
}

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

.whatsapp-btn {
    background: #25D366;
}

.float-icon {
    font-size: 1.4rem;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2); }
    50% { box-shadow: 0 4px 25px rgba(0, 0, 0, 0.35); }
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 25px;
    left: 25px;
    width: 45px;
    height: 45px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    #navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
        padding: 80px 30px 30px;
        z-index: 1000;
    }

    #navbar.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: 0;
    }

    .nav-links li {
        border-bottom: 1px solid #eee;
    }

    .nav-links a {
        display: block;
        padding: 15px 0;
        font-size: 1rem;
    }

    .slide-content h1 {
        font-size: 2rem;
    }

    .slide-content p {
        font-size: 1rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-image img {
        height: 300px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .whyus-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .slide-content h1 {
        font-size: 1.6rem;
    }

    .slide-content p {
        font-size: 0.9rem;
    }

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

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

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

    .about-features {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 20px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .floating-buttons {
        bottom: 15px;
        right: 15px;
    }

    .float-btn {
        width: 48px;
        height: 48px;
    }
}