/* ===== CSS RESET & GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #0056b3;
    --dark-blue: #003d82;
    --black: #333333;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --text-gray: #666;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 1.2rem;
    color: var(--text-gray);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background-color: var(--primary-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn:hover {
    background-color: var(--dark-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

.btn-secondary:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 15px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-blue);
    text-decoration: none;
}

.logo span {
    color: var(--primary-blue);
}

.main-nav {
    display: flex;
    list-style: none;
}

.main-nav li {
    margin-left: 30px;
    position: relative;
}

.main-nav a {
    text-decoration: none;
    color: var(--black);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    padding: 5px 0;
}

.main-nav a:hover {
    color: var(--primary-blue);
}

.main-nav a.active {
    color: var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-blue);
    cursor: pointer;
    padding: 5px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(rgba(0, 56, 115, 0.85), rgba(0, 56, 115, 0.9)), url('../images/hero-banner.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 180px 0 100px;
    text-align: center;
    margin-top: 70px;
}

.hero h1 {
    color: var(--white);
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 2.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.hero .btn {
    background-color: var(--white);
    color: var(--primary-blue);
}

.hero .btn:hover {
    background-color: var(--medium-gray);
}

/* ===== SECTIONS COMMON STYLES ===== */
.section {
    padding: 80px 0;
}

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

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-blue);
}

/* ===== PRODUCT GRID ===== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.product-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-img {
    height: 200px;
    background-color: var(--medium-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-blue);
    font-size: 3rem;
}

.product-info {
    padding: 25px;
}

/* ===== TABLE STYLES ===== */
.table-container {
    overflow-x: auto;
    margin: 40px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
}

.data-table th {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid var(--medium-gray);
}

.data-table tr:nth-child(even) {
    background-color: var(--light-gray);
}

.data-table tr:hover {
    background-color: rgba(0, 86, 179, 0.05);
}

/* ===== INDUSTRIES GRID ===== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.industry-card {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.industry-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

/* ===== BENEFITS GRID ===== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.benefit-card {
    text-align: center;
    padding: 40px 25px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 25px;
}

/* ===== FORM STYLES ===== */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-blue);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--medium-gray);
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

/* ===== TIMELINE ===== */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 50px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 3px;
    background-color: var(--primary-blue);
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
}

.timeline-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.timeline-step {
    text-align: center;
    width: 20%;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 20px;
    position: relative;
    z-index: 2;
}

.step-content {
    background-color: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(rgba(0, 56, 115, 0.9), rgba(0, 56, 115, 0.95));
    color: var(--white);
    text-align: center;
    padding: 100px 0;
}

.cta-section h2 {
    color: var(--white);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.cta-section .btn {
    background-color: var(--white);
    color: var(--primary-blue);
}

.cta-section .btn-secondary {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
}

.cta-section .btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--black);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-logo span {
    color: var(--primary-blue);
}

.footer-links h4 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero { padding: 150px 0 80px; }
    .hero h1 { font-size: 2.8rem; }
    
    .timeline::before {
        width: 3px;
        height: 80%;
        top: 10%;
        left: 50%;
        transform: translateX(-50%);
    }
    
    .timeline-steps {
        flex-direction: column;
        gap: 40px;
    }
    
    .timeline-step {
        width: 100%;
        display: flex;
        align-items: center;
        gap: 30px;
    }
    
    .step-number {
        margin: 0;
        flex-shrink: 0;
    }
    
    .step-content {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        z-index: 999;
    }
    
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .main-nav li {
        margin: 15px 0;
    }
    
    .hero h1 { font-size: 2.2rem; }
    .hero p { font-size: 1.1rem; }
    
    .hero-buttons, .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .section { padding: 60px 0; }
    
    .timeline-step {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .step-content {
        text-align: center;
    }
    
    .form-container {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    
    .hero { padding: 120px 0 60px; }
    
    .product-grid, .benefits-grid, .industries-grid {
        grid-template-columns: 1fr;
    }
}