:root {
    --bg-main: #f8f9fa;
    --bg-white: #ffffff;
    --text-main: #333333;
    --text-muted: #6c757d;
    --primary: #FACC15; /* Yellow */
    --secondary: #1a1a1a; /* Dark gray for headers */
    --border: #e9ecef;
    --shadow: 0 5px 15px rgba(0,0,0,0.05);
    
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; height: auto; display: block; }

/* Top Bar */
.top-bar {
    background: var(--secondary);
    color: #fff;
    padding: 10px 5%;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}
.top-bar i { color: var(--primary); margin-right: 5px; }
.top-contact { display: flex; gap: 20px; }
.top-contact a { color: inherit; text-decoration: none; transition: color 0.3s; }
.top-contact a:hover { color: var(--primary); }

/* Navbar */
.navbar {
    background: var(--bg-white);
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    position: sticky;
    top: 0; z-index: 100;
}
.nav-logo img { height: 45px; }
.nav-links { display: flex; gap: 30px; font-weight: 600; font-size: 15px; }
.nav-links a:hover { color: var(--primary); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    background: var(--primary);
    color: #000;
    font-weight: 600;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    font-size: 14px;
}
.btn:hover { background: #eab308; }
.btn-outline {
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
}
.btn-outline:hover { background: var(--secondary); color: #fff; }

/* Hero Section */
.hero {
    position: relative;
    height: 80vh;
    display: flex;
    align-items: center;
    background: url('../images/v3_hero.png') center/cover no-repeat;
}
.hero::before {
    content: ''; position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.4) 100%);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    padding: 0 5%;
}
.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: var(--secondary);
    line-height: 1.1;
    margin-bottom: 20px;
    text-transform: uppercase;
}
.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* Sections */
.section { padding: 80px 5%; }
.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--secondary);
    text-align: center;
    margin-bottom: 50px;
    text-transform: uppercase;
}
.section-title span { color: var(--primary); }

/* Service Cards */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}
.service-card {
    background: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: transform 0.3s;
}
.service-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.1); }
.service-img {
    height: 220px;
    width: 100%;
    object-fit: cover;
    border-bottom: 3px solid var(--primary);
}
.service-body { padding: 30px; }
.service-body h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--secondary);
}
.service-body p { color: var(--text-muted); font-size: 0.95rem; }

/* Features / About Mini */
.features-wrap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    background: var(--bg-white);
    padding: 50px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}
.feature-box { text-align: center; }
.feature-box i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}
.feature-box h4 { margin-bottom: 10px; color: var(--secondary); }
.feature-box p { color: var(--text-muted); font-size: 0.9rem; }

/* Page Header */
.page-header {
    background: var(--secondary);
    color: #fff;
    padding: 60px 5%;
    text-align: center;
}
.page-header h1 {
    font-family: var(--font-heading);
    font-size: 3rem;
    text-transform: uppercase;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: #fff;
    padding: 60px 5% 20px 5%;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}
.footer-logo img { height: 50px; margin-bottom: 20px; filter: brightness(0) invert(1); }
.footer-col h4 {
    color: var(--primary);
    font-family: var(--font-heading);
    margin-bottom: 20px;
    font-size: 1.2rem;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; color: #ccc; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

/* WhatsApp Floating Button & Popup */
.whatsapp-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}
.whatsapp-btn {
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 35px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    border: none;
    cursor: pointer;
    transition: transform 0.3s;
    outline: none;
}
.whatsapp-btn:hover {
    transform: scale(1.1);
}
.whatsapp-popup {
    position: absolute;
    bottom: 80px;
    right: 0;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    width: 220px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
}
.whatsapp-popup.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.whatsapp-popup .wa-header {
    background: #25d366;
    color: #fff;
    padding: 15px;
    font-weight: 600;
    text-align: center;
    font-size: 14px;
}
.whatsapp-popup a {
    display: block;
    padding: 15px;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #eee;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.3s;
}
.whatsapp-popup a:hover {
    background: #f9f9f9;
}
.whatsapp-popup a i {
    color: #25d366;
    font-size: 18px;
    margin-right: 8px;
    vertical-align: middle;
}
.whatsapp-popup a:last-child {
    border-bottom: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .top-bar {
        flex-direction: column;
        align-items: center;
        gap: 10px;
        text-align: center;
    }
    .top-contact {
        flex-direction: column;
        gap: 5px;
    }
    .navbar {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    .hero {
        height: auto;
        padding: 60px 0;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Brand Logo Slider */
.brand-slider {
    padding: 40px 0;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
}
.brand-slider::before, .brand-slider::after {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
}
.brand-slider::before {
    left: 0;
    background: linear-gradient(to right, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 100%);
}
.brand-slider::after {
    right: 0;
    background: linear-gradient(to left, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 100%);
}
.brand-slide-track {
    display: flex;
    align-items: center;
    width: max-content;
    animation: scroll 30s linear infinite;
}
.brand-slide-track:hover {
    animation-play-state: paused;
}
.brand-logo {
    width: 150px;
    margin: 0 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
}
.brand-logo:hover {
    transform: scale(1.1);
}
.brand-logo img {
    width: 100%;
    height: auto;
}
@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}