/* ==========================================================================
   CSS Reset & Variables (Original Design Match)
   ========================================================================== */
   :root {
    --clr-yellow: #ffc107;
    --clr-yellow-hover: #e0a800;
    --clr-blue: #0260a9; /* main nav blue */
    --clr-blue-dark: #024b85;
    --clr-cyan: #00b4f0; /* buttons and active state cyan */
    --clr-cyan-hover: #0098cc;
    --clr-dark: #2c3038; /* footer */
    --clr-darker: #22252a; /* lower footer */
    --clr-text: #666666;
    --clr-heading: #333333;
    --clr-light-bg: #f9f9f9;
    --clr-white: #ffffff;
    
    --ff-main: 'Open Sans', sans-serif;
}

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

body {
    font-family: var(--ff-main);
    color: var(--clr-text);
    line-height: 1.6;
    background-color: var(--clr-white);
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--clr-heading);
    font-weight: 700;
    line-height: 1.2;
}

/* Layout Classes */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.h-flex {
    display: flex;
    align-items: center;
}

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

.justify-between {
    justify-content: space-between;
}

.align-center {
    align-items: center;
}

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

.text-white {
    color: #fff;
}

.relative {
    position: relative;
}

.section {
    padding: 60px 0;
}

.light-bg {
    background-color: var(--clr-light-bg);
}

.white-bg {
    background-color: var(--clr-white);
}

.blue-bg {
    background-color: var(--clr-blue);
    padding: 40px 0;
}

.cyan-bg {
    background-color: var(--clr-cyan);
    padding: 80px 0;
}

.texture-bg {
    /* Mocks the faint blueprint background visible in the screenshot */
    background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 2px, transparent 2px, transparent 10px),
                      repeating-linear-gradient(-45deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 2px, transparent 2px, transparent 10px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 3px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.btn i {
    margin-right: 8px;
}

.btn-yellow {
    background-color: var(--clr-yellow);
    color: #000;
    padding: 12px 24px;
}

.btn-yellow:hover {
    background-color: var(--clr-yellow-hover);
}

.btn-cyan {
    background-color: var(--clr-cyan);
    color: #fff;
}

.btn-cyan:hover {
    background-color: var(--clr-cyan-hover);
}

.btn-outline-white {
    background-color: transparent;
    border-color: #fff;
    color: #fff;
}

.btn-outline-white:hover {
    background-color: #fff;
    color: var(--clr-heading);
}

.btn-white {
    background-color: #fff;
    color: var(--clr-cyan);
}

.btn-white:hover {
    background-color: #f1f1f1;
}

.btn-large {
    padding: 12px 30px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    margin-top: 15px;
}

.link-cyan {
    color: var(--clr-cyan);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    margin-top: 15px;
}
.link-cyan i {
    margin-left: 8px;
    transition: transform 0.3s ease;
}
.link-cyan:hover {
    color: var(--clr-blue);
}
.link-cyan:hover i {
    transform: translateX(5px);
}

/* ==========================================================================
   Header (Top Contact Bar & Nav)
   ========================================================================== */
.top-contact-bar {
    background-color: #fff;
    padding: 15px 0;
}

.top-contact-bar .container {
    justify-content: space-between;
}

.logo img {
    max-height: 70px;
}

.contact-actions {
    gap: 30px;
}

.contact-item i {
    color: var(--clr-blue);
    font-size: 24px;
    margin-right: 15px;
}

.contact-item small {
    color: #999;
    font-size: 11px;
    font-weight: 700;
}

.contact-item a {
    color: var(--clr-text);
    font-size: 15px;
}

/* Main Nav */
.main-header {
    background-color: var(--clr-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: #fff;
    padding: 15px;
    font-size: 18px;
    cursor: pointer;
    width: 100%;
    text-align: left;
}

.nav-list {
    margin: 0;
    padding: 0;
}

.nav-list li {
    position: relative;
}

.nav-list a {
    display: block;
    padding: 18px 20px;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-list a:hover {
    background-color: rgba(0,0,0,0.1);
}

.nav-list a.active {
    background-color: var(--clr-cyan);
}

.nav-caret {
    font-size: 10px;
    margin-left: 4px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    padding-left: 50%; /* offset to simulate right side as in original design */
    color: #fff;
}

.hero h1 {
    font-size: 38px;
    color: #fff;
    text-transform: uppercase;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.hero-buttons {
    gap: 15px;
}

/* ==========================================================================
   CTA Banners
   ========================================================================== */
.cta-banner.blue-bg h3 {
    color: #fff;
    font-size: 18px;
    font-weight: 400;
    margin: 0;
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: #fff;
    border: 1px solid #eee;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
}

.service-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service-content {
    padding: 30px 20px;
}

.service-content h3 {
    font-size: 18px;
    margin-bottom: 15px;
}

.service-content p {
    font-size: 14px;
    color: #777;
    min-height: 40px;
}

/* ==========================================================================
   About Setup
   ========================================================================== */
.double-col {
    gap: 40px;
}
.col-half {
    flex: 1;
}

.about-image img {
    width: 100%;
}

.about-text h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

/* ==========================================================================
   Contact Form Form
   ========================================================================== */
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    background: #f9f9f9;
    border-radius: 3px;
    font-family: var(--ff-main);
    margin-bottom: 15px;
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--clr-cyan);
    background: #fff;
}

/* ==========================================================================
   Footer Setup
   ========================================================================== */
.main-footer {
    background-color: var(--clr-dark);
    color: #aaa;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding-bottom: 40px;
}

.footer-col h4 {
    color: #fff;
    font-size: 14px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

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

.footer-col ul a {
    font-size: 13px;
}

.footer-col ul a:hover {
    color: var(--clr-cyan);
}

.footer-col ul i {
    color: var(--clr-cyan);
    font-size: 10px;
    margin-right: 5px;
}

.footer-col p {
    font-size: 13px;
    margin-bottom: 5px;
}

.footer-col p span {
    color: #fff;
    font-weight: 600;
}

.footer-bottom {
    background-color: var(--clr-darker);
    padding: 20px 0;
    font-size: 12px;
}

/* WhatsApp Fixed left */
.whatsapp-btn-fixed {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: #25D366;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 28px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 999;
}

.whatsapp-btn-fixed:hover {
    background: #128C7E;
    color: white;
}

/* Animations */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s forwards;
}
.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }

@keyframes fadeIn {
    to { opacity: 1; }
}

/* ==========================================================================
   Responsive (Mobile overrides to maintain original design logic)
   ========================================================================== */
@media (max-width: 992px) {
    .contact-actions {
        display: none; /* Hide top contact buttons on mobile/tablet to save space like original */
    }
    
    .hero-content {
        padding-left: 0;
        text-align: center;
    }
    .hero h1 { font-size: 28px; }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .double-col {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    .nav {
        display: none;
    }
    .nav.active {
        display: block;
    }
    .nav-list {
        flex-direction: column;
        align-items: stretch;
    }
    .nav-list a {
        background-color: var(--clr-blue-dark);
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    
    .services-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-banner .container {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
}