/* ===== ROOT VARIABLES ===== */
:root {
    --green: #27AE60;
    --blue: #005B96;
    --dark: #1a1a1a;
    --light: #f4f6f9;
    --white: #ffffff;
    --shadow: 0 8px 30px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: #333;
    overflow-x: hidden;
    line-height: 1.7;
}

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

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    inset: 0;
    background: #f8f8f8;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.preloader.hidden { opacity: 0; visibility: hidden; }

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

.preloader-logo {
    display: none;
}

.preloader-logo-img {
    height: 200px;
    width: 500px;
    object-fit: contain;
    margin-bottom: 25px;
    filter: none;
}

.preloader-bar {
    width: 200px;
    height: 4px;
    background: rgba(0,0,0,0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: auto;
}

.preloader-fill {
    height: 100%;
    width: 0;
    background: var(--green);
    border-radius: 2px;
    animation: fill 2s ease forwards;
}

@keyframes fill { to { width: 100%; } }

/* ===== NAVBAR ===== */
.navbar {
    background: var(--white);
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    transition: box-shadow 0.3s, top 0.3s ease;
    border-bottom: 3px solid var(--blue);
}

.navbar.scrolled {
    box-shadow: 0 4px 25px rgba(0,0,0,0.12);
}

.nav-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: 15px;
}

.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }

.main-logo { height: 70px; width: 100px; object-fit: fill; }

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.2rem;
    color: var(--blue);
    line-height: 1.2;
}

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

.nav-links { display: flex; list-style: none; align-items: center; gap: 2px; flex-wrap: nowrap; flex: 1; justify-content: center; }

.nav-links li a, .nav-item {
    text-decoration: none;
    color: #444;
    padding: 8px 14px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 6px;
    transition: all 0.3s;
    position: relative;
    letter-spacing: 0.3px;
}

.nav-links li a::after, .nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--blue);
    border-radius: 2px;
    transition: width 0.3s;
}

.nav-links li a:hover::after, .nav-item:hover::after, .nav-item.active::after { width: 70%; }

.nav-links li a:hover, .nav-item:hover { color: var(--blue); background: rgba(0,91,150,0.06); }
.nav-item.active { color: var(--blue); font-weight: 700; }

.nav-contact-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    border-left: 2px solid #eee;
    padding-left: 15px;
}

.nav-contact-item {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    text-decoration: none;
    transition: 0.3s;
    font-size: 0.95rem;
    border: 1.5px solid #ddd;
}

.nav-contact-item:hover { background: var(--blue); color: var(--white); border-color: var(--blue); transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,91,150,0.25); }
.nav-contact-item i { font-size: 1rem; }
.nav-whatsapp:hover { background: #25D366 !important; border-color: #25D366 !important; box-shadow: 0 4px 10px rgba(37,211,102,0.3) !important; }

.whatsapp-float {
    position: fixed;
    bottom: 85px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(37,211,102,0.4);
    z-index: 999;
    transition: 0.3s;
    text-decoration: none;
}

.whatsapp-float:hover { background: #1ebe5d; transform: scale(1.1); }

.nav-mobile-contact {
    display: none !important;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--white);
    padding-top: 90px;
    position: relative;
    overflow: hidden;
}

.hero-slides {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
}

.hero-slide.active { opacity: 1; }

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65));
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    padding: 60px 20px 40px;
    max-width: 750px;
    position: relative;
    z-index: 2;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.5);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.hero-content h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.8rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}

.highlight-green { color: var(--green); }
.highlight-blue { color: #5dade2; }

.hero-content p {
    font-size: 1.05rem;
    opacity: 0.9;
    max-width: 600px;
    margin-bottom: 35px;
}

.hero-btns { display: flex; gap: 15px; flex-wrap: wrap; position: relative; z-index: 2; margin-top: 30px; justify-content: center; }

.hero-text-slide {
    display: none;
    animation: fadeSlideUp 0.8s ease;
}

.hero-text-slide.active { display: block; }

.hero-text-slide h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 18px;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-text-slide p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    max-width: 580px;
    margin: 0 auto 10px;
    line-height: 1.8;
    font-weight: 300;
    letter-spacing: 0.5px;
}

@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Stats */
.stats-section { background: var(--blue); }

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 0;
    background: var(--blue);
}

.stat-item {
    flex: 1;
    text-align: center;
    padding: 25px 20px;
    border-right: 1px solid rgba(255,255,255,0.1);
    color: var(--white);
}

.stat-item:last-child { border-right: none; }

.stat-item h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--white);
}

.stat-item p { font-size: 0.85rem; opacity: 0.8; margin-top: 4px; }

/* ===== BUTTONS ===== */
.btn-main {
    background: var(--green);
    color: var(--white);
    padding: 13px 32px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: background 0.3s, transform 0.2s;
}

.btn-main:hover { background: #1e8449; transform: translateY(-2px); }

.btn-outline {
    border: 2px solid var(--white);
    color: var(--white);
    padding: 11px 32px;
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
    border-radius: 5px;
    transition: 0.3s;
    font-size: 0.95rem;
}

.btn-outline:hover { background: var(--white); color: var(--dark); }

.btn-ghost {
    border: 2px solid rgba(255,255,255,0.7);
    color: var(--white);
    padding: 13px 32px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 5px;
    transition: 0.3s;
    font-size: 0.95rem;
    backdrop-filter: blur(4px);
    background: rgba(255,255,255,0.08);
}

.btn-ghost:hover { background: rgba(255,255,255,0.2); border-color: var(--white); }

.btn-main i { margin-left: 6px; font-size: 0.85rem; }

/* ===== SECTION COMMON ===== */
.section-tag {
    display: block;
    color: var(--green);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
    color: var(--dark);
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 55px;
    height: 4px;
    background: var(--green);
    border-radius: 2px;
}

.text-center .section-title::after { left: 50%; transform: translateX(-50%); }

.section-sub {
    color: #666;
    max-width: 650px;
    margin: 0 auto 50px;
    font-size: 1rem;
}

/* ===== ABOUT SECTION ===== */
.about-section { padding: 100px 0; background: var(--white); }

.about-img-wrap {
    position: relative;
    border-radius: 12px;
    overflow: visible;
}

.about-img-wrap img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 20px 20px 0 var(--blue);
    display: block;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--blue);
    color: var(--white);
    padding: 18px 22px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
}

.badge-num {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.badge-text { font-size: 0.75rem; font-weight: 500; opacity: 0.9; }

.about-text { padding-left: 20px; }

.about-text p { color: #555; margin-bottom: 15px; }

.about-list {
    list-style: none;
    margin: 20px 0 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.about-list li i { color: var(--blue); font-size: 1rem; }

/* ===== PRODUCTS SECTION ===== */
.products-section { padding: 100px 0; background: var(--light); }

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 10px;
}

.product-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.07);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover { transform: translateY(-8px); box-shadow: 0 15px 40px rgba(0,0,0,0.12); }

.product-img-wrap { position: relative; overflow: hidden; }

.product-img-wrap img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s;
}

.product-card:hover .product-img-wrap img { transform: scale(1.06); }

.product-overlay { display: none; }

.product-body { padding: 20px; }

.product-body h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
}

.product-body p { font-size: 0.88rem; color: #666; margin-bottom: 12px; }

.product-body ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.product-body ul li {
    background: var(--light);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--blue);
    font-weight: 500;
}

/* ===== INDUSTRIES SECTION ===== */
.industries-section { padding: 100px 0; background: var(--white); }

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.industry-card {
    background: var(--light);
    border-radius: 12px;
    padding: 30px 15px;
    text-align: center;
    transition: 0.3s;
    border: 2px solid transparent;
    cursor: default;
}

.industry-card:hover {
    border-color: var(--green);
    background: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.industry-card i {
    font-size: 2.2rem;
    color: var(--blue);
    margin-bottom: 12px;
    display: block;
    transition: color 0.3s;
}

.industry-card:hover i { color: var(--green); }

.industry-card h4 { font-size: 0.9rem; font-weight: 600; color: var(--dark); }

/* ===== QUALITY SECTION ===== */
.quality-section {
    padding: 100px 0;
    background: var(--blue);
    color: var(--white);
}

.white-tag { color: rgba(255,255,255,0.7) !important; }
.white { color: var(--white) !important; }
.white-p { color: rgba(255,255,255,0.75); max-width: 600px; margin: 0 auto 50px; }

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.q-box {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 35px 25px;
    text-align: center;
    transition: background 0.3s;
}

.q-box:hover { background: rgba(255,255,255,0.12); }

.q-icon { margin-bottom: 15px; }

.q-box i { font-size: 2.5rem; color: var(--green); }

.q-box h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }

.q-box p { font-size: 0.88rem; opacity: 0.8; }

.cert-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
}

.cert-item i { color: var(--green); }

/* ===== BLOG SECTION ===== */
.blog-section { padding: 100px 0; background: var(--white); }

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 10px;
}

.blog-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.07);
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-card:hover { transform: translateY(-8px); box-shadow: 0 15px 40px rgba(0,0,0,0.12); }

.blog-img { position: relative; overflow: hidden; }

.blog-img img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s;
}

.blog-card:hover .blog-img img { transform: scale(1.05); }

.blog-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--blue);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

.blog-body { padding: 22px; }

.blog-date {
    font-size: 0.8rem;
    color: #999;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 10px;
}

.blog-date i { color: var(--blue); }

.blog-body h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1.5;
}

.blog-body p {
    font-size: 0.88rem;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.7;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--blue);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: gap 0.3s, color 0.3s;
}

.blog-link:hover { color: var(--green); gap: 10px; }

/* ===== WHY SECTION ===== */
.why-section { padding: 100px 0; background: var(--light); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.why-card {
    background: var(--white);
    border-radius: 12px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    transition: 0.3s;
    border-bottom: 4px solid transparent;
}

.why-card:hover { transform: translateY(-6px); border-bottom-color: var(--green); box-shadow: var(--shadow); }

.why-card i {
    font-size: 2.5rem;
    color: var(--blue);
    margin-bottom: 15px;
    display: block;
}

.why-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; color: var(--dark); }

.why-card p { font-size: 0.88rem; color: #666; }

/* ===== CONTACT SECTION ===== */
.contact-section { padding: 100px 0; background: var(--white); }

.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 50px;
    margin-top: 40px;
    align-items: start;
}

.contact-info h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.contact-info > p { color: #666; margin-bottom: 25px; font-size: 0.95rem; }

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.info-icon {
    width: 42px;
    height: 42px;
    background: var(--green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
    font-size: 0.9rem;
}

.info-item strong { display: block; font-size: 0.85rem; color: #999; font-weight: 500; }
.info-item span { font-size: 0.95rem; color: var(--dark); font-weight: 500; }

.contact-socials { display: flex; gap: 12px; margin-top: 25px; }

.contact-socials a {
    width: 38px;
    height: 38px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    text-decoration: none;
    transition: 0.3s;
    font-size: 0.95rem;
}

.contact-socials a:hover { background: var(--green); color: var(--white); }

/* Contact Form */
.contact-form {
    background: var(--light);
    padding: 40px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #555;
    margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 12px 15px;
    border: 1.5px solid #ddd;
    border-radius: 7px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    color: var(--dark);
    background: var(--white);
    transition: border-color 0.3s;
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus { border-color: var(--green); }

.contact-form textarea { resize: vertical; }

.form-success {
    display: none;
    color: var(--green);
    font-weight: 600;
    text-align: center;
    margin-top: 15px;
    font-size: 0.95rem;
}

/* ===== FOOTER ===== */
.footer { background: #f8f8f8; color: #444; padding: 80px 0 0; }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.footer-about p { font-size: 0.88rem; color: #666; margin: 15px 0 20px; line-height: 1.8; text-align: left; }

.footer-logo { height: 120px; width: 150px; }

.footer-socials { display: flex; gap: 10px; justify-content: center; }

.footer-socials a, .footer-socials a:visited {
    width: 36px;
    height: 36px;
    background: rgba(0,0,0,0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
    text-decoration: none;
    transition: 0.3s;
    font-size: 0.9rem;
}

.footer-socials a:hover { background: var(--green); color: var(--white); }

.footer-col h4 {
    color: var(--dark);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 3px;
    background: var(--green);
    border-radius: 2px;
}

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

.footer-col ul li a {
    color: #666;
    text-decoration: none;
    font-size: 0.92rem;
    line-height: 2.4;
    transition: color 0.3s, padding-left 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-col ul li a::before {
    content: '›';
    color: var(--blue);
    font-size: 1rem;
    font-weight: 700;
    transition: transform 0.3s;
}

.footer-col ul li a:hover { color: var(--blue); padding-left: 5px; }
.footer-col ul li a:hover::before { transform: translateX(3px); }

.footer-contact { list-style: none; }

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #666;
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.footer-contact li i { color: var(--green); margin-top: 3px; flex-shrink: 0; }

.bottom-footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid rgba(0,0,0,0.1);
    margin-top: 50px;
    font-size: 0.92rem;
    color: #666;
}

.bottom-footer a {
    color: var(--blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.bottom-footer a:hover { color: var(--green); }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--green);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(39,174,96,0.4);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    z-index: 999;
}

.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: #1e8449; transform: translateY(-3px); }

/* ===== REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.active { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-wrap { grid-template-columns: 1fr; }
}

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

    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        gap: 5px;
    }

    .nav-links.open { display: flex; }

    .nav-links li a, .nav-item { margin: 0; display: block; padding: 10px 15px; }

    .nav-contact-group { display: none; }

    .nav-mobile-contact {
        display: flex !important;
        gap: 10px;
        padding: 10px 15px;
        justify-content: center;
        border-top: 1px solid #eee;
        margin-top: 5px;
    }

    .grid-2 { grid-template-columns: 1fr; gap: 40px; }

    .about-text { padding-left: 0; }

    .about-badge { bottom: -15px; right: 10px; }

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

    .hero-content h1 { font-size: 2.4rem; }

    .hero-stats { flex-wrap: wrap; }

    .stat-item { flex: 1 1 50%; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }

    .form-row { grid-template-columns: 1fr; }

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

    .section-title { font-size: 1.9rem; }

    .contact-form { padding: 25px; }
}

@media (max-width: 480px) {
    .hero-content h1 { font-size: 1.9rem; }
    .hero-btns { flex-direction: column; }
    .btn-outline { margin-left: 0; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
}