/* assets/css/style.css - VERSION 2.0 (ENHANCED) */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700;800&family=Open+Sans:wght@300;400;600&display=swap');

:root {
    --primary: #0a2540;     /* Deep Navy - Authority */
    --accent: #ff6600;      /* Safety Orange - Action */
    --gold: #d4af37;        /* Metallic Gold - Premium */
    --light: #f4f7f6;       /* Light Grey - Background */
    --dark: #121212;
    --text-muted: #6c757d;
}

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

h1, h2, h3, h4, h5, .navbar-brand, .btn {
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* --- Premium Navbar --- */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 0px 0;
    transition: all 0.3s;
}
.navbar-brand {
    font-weight: 800;
    font-size: 1.8rem;
    color: var(--primary) !important;
}
.navbar-brand span { color: var(--accent); }
.nav-link {
    font-weight: 600;
    color: var(--primary) !important;
    font-size: 0.9rem;
    margin: 0 12px;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: -5px;
    left: 0;
    background: var(--accent);
    transition: width 0.3s;
}
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.btn-nav {
    background: var(--accent);
    color: white !important;
    padding: 10px 25px;
    border-radius: 50px;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    height: 90vh; /* Taller hero */
    /* https://images.unsplash.com/photo-1541976590-713941681591?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80 */
    background: linear-gradient(to right, rgba(10, 37, 64, 0.9), rgba(10, 37, 64, 0.7)), url('../images/Khunja-water-proofing.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    color: white;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%); /* Slant effect at bottom */
}
.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}
.hero-content p {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* --- Section Styling --- */
.section-padding { padding: 80px 0; }
.bg-light-grey { background-color: var(--light); }

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}
.section-header h2::after {
    content: '';
    width: 80px;
    height: 4px;
    background: var(--accent);
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* --- Cards & Features --- */
.feature-box {
    background: white;
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    border-bottom: 4px solid transparent;
    height: 100%;
}
.feature-box:hover {
    transform: translateY(-10px);
    border-bottom: 4px solid var(--accent);
}
.feature-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 25px;
}

/* --- Stats Counter --- */
.stats-section {
    background: var(--primary);
    color: white;
    padding: 60px 0;
}
.stat-item h3 { font-size: 3rem; font-weight: 800; color: var(--accent); margin-bottom: 0; }
.stat-item p { font-size: 1.1rem; opacity: 0.8; }

/* --- Footer --- */
footer { background: #051424; color: #aaa; padding-top: 80px; }
footer h4 { color: white; margin-bottom: 25px; }
footer ul li { margin-bottom: 12px; }
footer a { color: #aaa; text-decoration: none; transition: 0.3s; }
footer a:hover { color: var(--accent); padding-left: 5px; }
.footer-bottom { background: #020a12; padding: 20px 0; margin-top: 60px; font-size: 0.9rem; }

/* --- Buttons --- */
.btn-primary-custom {
    background: var(--accent);
    color: white;
    padding: 15px 40px;
    border: none;
    font-weight: 700;
    transition: 0.3s;
}
.btn-primary-custom:hover {
    background: #e65c00;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 102, 0, 0.3);
    color: white;
}
.btn-outline-custom {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 12px 35px;
    font-weight: 700;
}
.btn-outline-custom:hover {
    background: var(--primary);
    color: white;
}

/* Sticky Whatsapp */
.sticky-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: transform 0.3s;
}
.sticky-wa:hover { transform: scale(1.1); color: white; }

@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.2rem; }
    .hero-section { height: auto; padding: 100px 0 50px; clip-path: none; }
}