/* =========================================
   1. VARIABLES & RESET
   ========================================= */
:root {
    --primary-blue: #29499C;
    --secondary-blue: #2A4A9D;
    --blue-accent: #3b82f6;
    
    --bg-white: #FFFFFF;
    --bg-dark: #0F172A;
    --bg-glass: rgba(255, 255, 255, 0.98);

    --text-main: #1e293b;
    --text-light: #ffffff;
    --text-muted: #64748b;

    --transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: "Poppins", sans-serif;
    background-color: var(--bg-white);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

::selection { background: var(--primary-blue); color: white; }

/* =========================================
   2. NAVBAR (Fixed Height & Alignment)
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px; 
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.navbar .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo a { display: flex; align-items: center; height: 100%; text-decoration: none; }
.logo img { height: 30px; width: auto; object-fit: contain; display: block; }

.nav-menu { display: flex; align-items: center; gap: 32px; height: 100%; }

.nav-link, .dropdown-toggle {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-main);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    height: 100%;
    display: flex;
    align-items: center;
    border-bottom: 2px solid transparent;
}



.contact-btn {
    padding: 10px 24px !important;
    height: auto !important;
    border-radius: 5px;
    background: var(--primary-blue);
    color: white !important;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(41, 73, 156, 0.3);
    border-bottom: none !important;
}

.contact-btn:hover {
    transform: translateY(-2px);
    background: var(--secondary-blue);
    box-shadow: 0 6px 20px rgba(41, 73, 156, 0.4);
}


/* =========================================
   3. MEGA MENU (Beautified Tabs - FIXED)
   ========================================= */
.mega-dropdown {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.mega-menu {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    
    width: 720px; 
    padding: 24px;
    
    background: #ffffff;
    border-radius: 0 0 16px 16px; 
    border-top: 4px solid var(--primary-blue);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15); 
    
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 30px;
    z-index: 999;
}

.mega-dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* --- UNIVERSAL LINK STYLING (Fixes "Ugly" Links) --- */
/* This applies to Services, Industries, AND About tabs */
.mega-left a, 
.industries-left a, 
.about-links a {
    display: flex;
    align-items: center;
    padding: 12px 16px; /* Bigger touch target */
    color: var(--text-main);
    text-decoration: none; /* Removes the ugly underline */
    border-radius: 8px;
    transition: 0.2s;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid transparent; 
    background-color: #fff; /* Clean white background */
}

/* Hover Effect for ALL links */
.mega-left a:hover, 
.industries-left a:hover, 
.about-links a:hover {
    background: #EFF6FF; /* Light Blue BG */
    color: var(--primary-blue);
    border-color: rgba(41, 73, 156, 0.1);
    transform: translateX(4px); /* Little slide animation */
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

/* --- Layout Specifics --- */

/* Services (Grid layout) */
.mega-left {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Industries (Grid layout) */
.industries-mega { width: 600px; grid-template-columns: 1fr; }
.industries-left { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 12px; 
}

/* About (List layout) */
.about-mega { width: 550px; grid-template-columns: 1.2fr 1fr; }
.about-links { 
    display: flex; 
    flex-direction: column; 
    gap: 8px; /* Vertical spacing */
}

/* Right Column Feature Box */
.mega-right {
    background: #F8FAFC;
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.mega-right h3 {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.mega-right p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.5;
}

.mega-right img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 12px;
}

/* =========================================
   4. FOOTER (Fixed Giant Icon)
   ========================================= */
.footer {
    background-color: #0F172A;
    color: #cbd5e1;
    padding: 80px 0 30px;
    font-size: 0.95rem;
    margin-top: auto;
    position: relative;
    overflow: hidden; /* Stops anything from overflowing */
}

.footer .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 50px;
    margin-bottom: 60px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    font-size: 2rem;
    font-weight: 800;
    color: #ffffff;
    text-decoration: none;
    display: block;
    margin-bottom: 20px;
}

.footer-heading {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: #94a3b8; text-decoration: none; transition: 0.3s; }
.footer-links a:hover { color: #ffffff; padding-left: 5px; color: var(--blue-accent); }

/* Contact details keep consistent color and no underline */
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin-bottom: 12px; color: #cbd5e1; display: flex; align-items: center; gap: 10px; }
.contact-list .icon { flex-shrink: 0; }
.contact-list a { color: #cbd5e1; text-decoration: none; font-weight: 600; }
.contact-list a:hover { color: #ffffff; }

/* --- THE SOCIAL ICON FIX --- */
.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-icon {
    display: flex; /* Centers the SVG */
    align-items: center;
    justify-content: center;
    width: 40px;  /* STRICT WIDTH */
    height: 40px; /* STRICT HEIGHT */
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    flex-shrink: 0; /* Prevents squashing */
}

/* THIS RULE KILLS THE GIANT F */
.social-icon svg {
    width: 20px !important;
    height: 20px !important;
    fill: currentColor;
}

.social-icon:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
}

.footer-bottom { text-align: center; color: #64748b; font-size: 0.9rem; }

/* =========================================
   5. MOBILE HAMBURGER MENU
   ========================================= */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-main);
    margin: 5px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    z-index: 999;
    overflow-y: auto;
    padding: 24px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav a,
.mobile-nav button {
    display: block;
    padding: 16px 20px;
    color: var(--text-main);
    text-decoration: none;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 1rem;
    font-weight: 500;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.mobile-nav a:hover,
.mobile-nav button:hover {
    background: #EFF6FF;
    color: var(--primary-blue);
}

/* =========================================
   6. COMPREHENSIVE RESPONSIVE DESIGN
   ========================================= */

/* Large Tablets & Small Desktops (1024px) */
@media (max-width: 1024px) {
    .navbar .container {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .mega-menu,
    .industries-mega,
    .about-mega {
        width: 90vw;
        max-width: 600px;
    }
    
    .mega-left,
    .industries-left {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

/* Tablets (768px) */
@media (max-width: 992px) {
    .navbar .container {
        padding: 0 16px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle,
    .mobile-nav {
        display: block;
    }
    
    .mega-dropdown,
    .mega-menu,
    .industries-mega,
    .about-mega {
        display: none !important;
    }
    
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

/* Mobile Landscape (600px) */
@media (max-width: 768px) {
    .navbar {
        height: 70px;
    }
    
    .mobile-nav {
        top: 70px;
    }
    
    .logo img {
        height: 26px;
    }
    
    .footer {
        padding: 60px 0 30px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .social-links {
        justify-content: flex-start;
    }
}

/* Mobile Portrait (480px) */
@media (max-width: 600px) {
    .navbar {
        height: 60px;
    }
    
    .mobile-nav {
        top: 60px;
        padding: 16px;
    }
    
    .logo img {
        height: 24px;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-top {
        margin-bottom: 30px;
        padding-bottom: 30px;
    }
    
    .footer-heading {
        font-size: 1rem;
    }
    
    .social-icon {
        width: 36px;
        height: 36px;
    }
    
    .social-icon svg {
        width: 18px !important;
        height: 18px !important;
    }
}

/* Extra Small Mobile (360px) */
@media (max-width: 480px) {
    .navbar .container {
        padding: 0 12px;
    }
    
    .logo img {
        height: 22px;
    }
    
    .mobile-menu-toggle span {
        width: 22px;
    }
    
    .footer .container {
        padding: 0 16px;
    }
    
    .contact-btn {
        padding: 8px 16px !important;
        font-size: 0.9rem;
    }
}

/* Large Screens (1440px+) */
@media (min-width: 1440px) {
    .navbar .container,
    .footer .container {
        max-width: 1400px;
    }
    
    .mega-menu {
        width: 800px;
    }
}

/* TV/4K Screens (1920px+) */
@media (min-width: 1920px) {
    .navbar .container,
    .footer .container {
        max-width: 1600px;
    }
    
    .navbar {
        height: 90px;
    }
    
    .logo img {
        height: 36px;
    }
    
    .nav-link,
    .dropdown-toggle {
        font-size: 1.05rem;
    }
    
    .mega-menu {
        width: 900px;
        top: 90px;
    }
}