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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Color Variables */
:root {
    --primary-blue: #112240;
    --secondary-blue: #193A6F;
    --accent-blue: #2C5990;
    --light-blue: #5884C4;
    --primary-orange: #F58125;
    --secondary-orange: #F89850;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #6c757d;
    --dark-gray: #343a40;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(17, 34, 64, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    width: 40px;
    height: 40px;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-orange);
}

.cta-button {
    background: var(--primary-orange);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--secondary-orange);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--primary-orange);
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.primary-button {
    background: var(--primary-orange);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.primary-button:hover {
    background: var(--secondary-orange);
    transform: translateY(-2px);
}

.secondary-button {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.3s ease;
}

.hero-card:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.chat-interface {
    width: 300px;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

.chat-status {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #22c55e;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.message {
    padding: 0.75rem 1rem;
    border-radius: 12px;
    max-width: 80%;
    font-size: 0.9rem;
}

.message.customer {
    background: #f3f4f6;
    align-self: flex-end;
}

.message.agent {
    background: var(--light-blue);
    color: var(--white);
    align-self: flex-start;
}

.message.bot {
    background: var(--primary-orange);
    color: var(--white);
    align-self: flex-start;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--light-gray);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.integration-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.integration-badge {
    background: var(--primary-orange);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    color: var(--gray);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-orange);
    font-weight: bold;
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--white);
}

.about-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.about-description {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--gray);
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.contact .section-title {
    color: var(--white);
}

.contact-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.contact-info {
    color: rgba(255, 255, 255, 0.8);
}

.contact-info a {
    color: var(--primary-orange);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--primary-blue);
    padding: 2rem 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo-img {
    width: 30px;
    height: 30px;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--primary-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Animation Classes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}