/* Custom Properties - Using requested accent color theme */
:root {
    /* Main [ACCENT_COLOR] representation */
    --accent-color: #005A9C;
    --accent-hover: #00457A;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #ffffff;
    --bg-light: #f8f9fa;
    --border-color: #e9ecef;
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

a {
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Common Section Layouts */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3.5rem;
    color: var(--accent-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 90, 156, 0.4);
    outline: none;
}

/* Navigation System */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

.nav-menu ul {
    display: flex;
    gap: 2.5rem;
}

.nav-menu a {
    font-weight: 600;
    font-size: 1rem;
    position: relative;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--accent-color);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    left: 0;
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(0, 31, 63, 0.8), rgba(0, 31, 63, 0.8)), url('https://images.unsplash.com/photo-1554224155-8d04cb21cd6c?auto=format&fit=crop&q=80&w=1920') center/cover;
    color: #fff;
    text-align: center;
    margin-top: 0;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.hero-content p {
    font-size: 1.25rem;
    color: #f1f3f5;
    margin-bottom: 2.5rem;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.features-list {
    margin-top: 2rem;
}

.features-list li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 2rem;
    font-weight: 600;
    color: var(--text-color);
}

.features-list li::before {
    content: '✓';
    color: #fff;
    background: var(--accent-color);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    position: absolute;
    left: 0;
    top: 2px;
}

.about-image img {
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: #fff;
    padding: 3rem 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-color);
}

.service-card .icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    align-items: center;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
}

.contact-info h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.contact-info address {
    font-style: normal;
    margin-top: 1rem;
}

.contact-info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background-color: #fff;
    box-shadow: 0 0 0 4px rgba(0, 90, 156, 0.1);
}

/* Footer Section */
.footer {
    background-color: #0d1b2a;
    color: #fff;
    padding: 3rem 0;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}

.footer p {
    color: #a0aec0;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    color: #a0aec0;
    font-weight: 600;
}

.social-links a:hover {
    color: #fff;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50px;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background-color: #1ebe57;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: #fff;
}

.whatsapp-float svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        padding: 10px;
    }
    .whatsapp-float span {
        display: none;
    }
}

/* Mobile Responsiveness */
@media (max-width: 900px) {

    .about-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: #fff;
        flex-direction: column;
        transition: var(--transition);
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        padding-top: 3rem;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .section {
        padding: 60px 0;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
}