:root {
    --primary-blue: #0073E6;
    --secondary-blue: #004A99;
    --primary-green: #1DB954;
    --secondary-green: #00875A;
    --text-dark: #2C3E50;
    --text-light: #FFFFFF;
    --text-medium: #566F82;
    --background-light: #FFFFFF;
    --background-grey: #F7F9FC;
    --border-color: #E1E5EA;
    --font-family-base: 'Inter', sans-serif;
    --box-shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --box-shadow-md: 0 8px 15px rgba(0,0,0,0.08);
    --box-shadow-lg: 0 12px 28px rgba(0,0,0,0.12);
    --transition-speed: 0.3s;
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
}

/* Basic Reset & Body Styling */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    margin: 0;
    font-family: var(--font-family-base);
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--background-light);
    font-size: 16px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: var(--secondary-blue);
}

h1 { font-size: 3rem; letter-spacing: -0.5px; }
h2 { font-size: 2.4rem; text-align: center; margin-bottom: 3rem; position: relative; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.3rem; }

h2:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary-green);
    margin: 1rem auto 0;
    border-radius: 2px;
}

a {
    text-decoration: none;
    color: var(--primary-green);
    transition: all var(--transition-speed) ease;
}

a:hover {
    color: var(--secondary-green);
}

img {
    max-width: 100%;
    height: auto;
    display: block; /* Prevents bottom margin */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

/* Header Styles */
header {
    padding: 1.2rem 0;
    background-color: var(--background-light);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--box-shadow-sm);
}

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

.logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: -0.5px;
    transition: transform var(--transition-speed) ease;
}

.logo:hover {
    transform: scale(1.05);
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.05rem;
    position: relative;
    padding-bottom: 5px;
}

nav ul li a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-green);
    transition: width var(--transition-speed) ease;
}

nav ul li a:hover {
    color: var(--primary-green);
}

nav ul li a:hover:after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    background-color: var(--background-grey);
    background-image: linear-gradient(135deg, var(--background-grey) 0%, #e6f2ff 100%);
    padding: 6rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.sub-headline {
    font-size: 1.3rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto 3rem auto;
    line-height: 1.8;
}

.cta-buttons {
    margin-bottom: 3rem;
}

.cta-buttons a {
    margin: 0 0.8rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-sm);
    font-weight: 700;
    font-size: 1.05rem;
    transition: all var(--transition-speed) ease;
    display: inline-block;
    border: 2px solid transparent;
    box-shadow: var(--box-shadow-sm);
}

.btn {
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: var(--secondary-green);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-green);
    border-color: var(--primary-green);
}

.btn-secondary:hover {
    background-color: var(--primary-green);
    color: var(--text-light);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-md);
}

.btn-large {
    padding: 1.2rem 2.8rem;
    font-size: 1.15rem;
}

.hero-visual {
    margin-top: 3rem;
    position: relative;
}

.hero-visual img {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-lg);
    transition: transform var(--transition-speed) ease;
}

.hero-visual:hover img {
    transform: translateY(-5px);
}

/* General Section Styling */
main section {
    padding: 5rem 0;
}

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

/* Problem/Solution Section */
.problem-solution-section p {
    text-align: center;
    max-width: 850px;
    margin: 0 auto 2rem auto;
    font-size: 1.2rem;
    color: var(--text-medium);
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 1rem;
}

.feature-item {
    background-color: var(--background-light);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    text-align: center;
    box-shadow: var(--box-shadow-sm);
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-md);
    border-color: var(--primary-green);
}

.feature-icon img {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem auto;
    transition: transform var(--transition-speed) ease;
}

.feature-item:hover .feature-icon img {
    transform: scale(1.1);
}

.feature-item h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
    color: var(--primary-blue);
}

.feature-item p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-medium);
}

/* How It Works Section */
.steps-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2.5rem;
    margin-top: 3rem;
}

.step-item {
    flex-basis: calc(25% - 2.5rem);
    min-width: 220px;
    text-align: center;
    padding: 2rem;
    background-color: var(--background-light);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-sm);
    transition: all var(--transition-speed) ease;
    position: relative;
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-md);
}

.step-item:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-green);
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
}

.step-icon img {
    width: 55px;
    height: 55px;
    margin: 0 auto 1.2rem auto;
}

.step-item h4 {
    color: var(--primary-blue);
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
}

.step-item p {
    color: var(--text-medium);
}

/* Target Market Section */
.target-market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 1rem;
}

.target-item {
    background-color: var(--background-light);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-sm);
    transition: all var(--transition-speed) ease;
}

.target-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-md);
    border-color: var(--primary-blue);
}

.target-icon img {
    width: 70px;
    height: 70px;
    margin-bottom: 1.5rem;
}

.target-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.target-item p {
    color: var(--text-medium);
    line-height: 1.7;
}

/* Advantages Section */
.advantages-list {
    list-style: none;
    padding: 0;
    max-width: 900px;
    margin: 2rem auto 0;
}

.advantages-list li {
    font-size: 1.15rem;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    color: var(--text-medium);
    background-color: var(--background-light);
    padding: 1.2rem 1.5rem;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--box-shadow-sm);
    transition: all var(--transition-speed) ease;
}

.advantages-list li:hover {
    transform: translateX(5px);
    box-shadow: var(--box-shadow-md);
    background-color: #f0f9ff;
}

.advantage-icon {
    width: 28px;
    height: 28px;
    margin-right: 1rem;
    flex-shrink: 0;
}

/* Technology Section */
.technology-section p {
    text-align: center;
    max-width: 850px;
    margin: 0 auto 2.5rem auto;
    font-size: 1.15rem;
    color: var(--text-medium);
}

.tech-visual img {
    max-width: 700px;
    margin: 2.5rem auto 0 auto;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-lg);
    transition: transform var(--transition-speed) ease;
}

.tech-visual:hover img {
    transform: translateY(-5px);
}

/* Pricing & Final CTA Sections */
.pricing-section, .final-cta-section {
    text-align: center;
}

.pricing-section p, .final-cta-section p {
    max-width: 750px;
    margin: 0 auto 2.5rem auto;
    font-size: 1.15rem;
    color: var(--text-medium);
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
}

.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 3.5rem;
    margin-top: 2.5rem;
    align-items: flex-start;
}

.company-info, .contact-form {
    flex: 1;
    min-width: 320px;
}

.company-info {
    background-color: var(--background-light);
    padding: 2.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-sm);
}

.contact-details {
    list-style: none;
    padding: 0;
    margin: 1.8rem 0;
}

.contact-details li {
    margin-bottom: 1rem;
    color: var(--text-medium);
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-details li:last-child {
    border-bottom: none;
}

.contact-details a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
}

.contact-details a:hover {
    color: var(--primary-green);
    text-decoration: underline;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.7rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family-base);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 115, 230, 0.2);
}

.contact-form button {
    padding: 1rem 2rem;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all var(--transition-speed) ease;
    width: 100%;
}

.contact-form button:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-md);
}

/* Footer Styles */
footer {
    padding: 4rem 0 3rem;
    background-color: var(--secondary-blue);
    color: var(--text-light);
    text-align: center;
    font-size: 1rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    letter-spacing: -0.5px;
}

.footer-links {
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: #b0bec5;
    margin: 0 1rem;
    text-decoration: none;
    transition: color var(--transition-speed) ease;
    font-weight: 500;
}

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

.footer-social {
    margin: 1.8rem 0;
}

.footer-social a {
    margin: 0 0.8rem;
    display: inline-block;
    transition: transform var(--transition-speed) ease;
}

.footer-social img {
    width: 28px;
    height: 28px;
    filter: invert(75%) sepia(11%) saturate(300%) hue-rotate(170deg) brightness(95%) contrast(90%);
    transition: filter var(--transition-speed) ease;
}

.footer-social a:hover {
    transform: translateY(-3px);
}

.footer-social a:hover img {
    filter: invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(200%) contrast(100%);
}

.footer-copyright {
    margin-top: 1.5rem;
    color: #90a4ae;
}

/* Animation Effects */
.feature-item, .step-item, .target-item, .advantages-list li {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.feature-item.visible, .step-item.visible, .target-item.visible, .advantages-list li.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Success Message Styling */
.success-message {
    background-color: var(--primary-green);
    color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius-md);
    text-align: center;
    font-weight: 600;
    margin-top: 1rem;
    box-shadow: var(--box-shadow-sm);
}

/* Form Error State */
.form-group input.error,
.form-group textarea.error {
    border-color: #e74c3c;
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.2);
}

/* Mobile Navigation Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Responsive Design */
@media (max-width: 992px) {
    h1 { font-size: 2.6rem; }
    h2 { font-size: 2.2rem; }
    .container { padding: 0 25px; }
    main section { padding: 4rem 0; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.9rem; }
    h3 { font-size: 1.4rem; }
    .container { padding: 0 20px; }
    
    .nav-container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .mobile-nav-toggle {
        display: block;
        z-index: 1001;
    }
    
    .mobile-nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .mobile-nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
    
    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--background-light);
        box-shadow: var(--box-shadow-lg);
        padding: 5rem 2rem 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    nav.active {
        right: 0;
    }
    
    nav ul {
        margin-top: 1.2rem;
        flex-direction: column;
        align-items: flex-start;
    }
    
    nav ul li {
        margin: 0 0 1.2rem;
        width: 100%;
    }
    
    .hero-section {
        padding: 4rem 0;
    }
    
    .hero-content h1 {
        font-size: 2.4rem;
    }
    
    .sub-headline {
        font-size: 1.1rem;
    }
    
    .cta-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cta-buttons a {
        width: 100%;
        max-width: 300px;
        margin: 0;
    }
    
    .features-grid,
    .target-market-grid {
        grid-template-columns: 1fr;
    }
    
    .step-item {
        flex-basis: 100%;
    }
    
    .advantages-list li {
        padding: 1rem;
        font-size: 1.05rem;
    }
    
    .footer-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-links a {
        margin: 0.5rem;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.7rem; }
    .hero-content h1 { font-size: 2rem; }
    .sub-headline { font-size: 1rem; }
    main section { padding: 3rem 0; }
    
    .feature-item,
    .target-item,
    .step-item {
        padding: 1.8rem;
    }
    
    .contact-container {
        gap: 2rem;
    }
    
    .company-info {
        padding: 1.8rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.8rem;
    }
}