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

:root {
    /* Exact color palette from reference */
    --primary: #2563eb; /* Main blue */
    --primary-dark: #1d4ed8; /* Darker blue */
    --secondary: #0ea5e9; /* Light blue */
    --accent: #10b981; /* Green accent */
    --accent-light: #34d399; /* Light green */
    --text-dark: #1e293b; /* Dark text */
    --text-light: #64748b; /* Light text */
    --text-gray: #94a3b8; /* Gray text */
    --bg-light: #f8fafc; /* Light background */
    --bg-white: #ffffff; /* White */
    --border-color: #e2e8f0; /* Border color */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.025em;
}

h3 {
    font-size: 1.5rem;
}

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

.section-title {
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: linear-gradient(to right, var(--primary-dark), var(--primary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--bg-light);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    padding: 5px 0;
    box-shadow: var(--shadow);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo-icon {
    font-size: 1.75rem;
}

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

.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    bottom: -5px;
    left: 0;
    border-radius: 1px;
}

.nav-btn {
    padding: 10px 24px;
    margin-left: 16px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 8px;
}

.toggle-line {
    width: 24px;
    height: 2px;
    background-color: var(--text-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding-top: 160px;
    padding-bottom: 100px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0f9ff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(14, 165, 233, 0.1) 100%);
    clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Lead Form */
.lead-form {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--text-dark);
    text-align: center;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-gray);
    margin-top: 16px;
}

/* Section Common */
.section {
    padding: 80px 0;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.value-item {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.value-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    font-size: 1.5rem;
}

.about-visual {
    position: relative;
}

.visual-card {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    color: white;
    text-align: center;
    position: sticky;
    top: 100px;
}

.visual-icon {
    font-size: 3rem;
    margin-bottom: 24px;
    color: white;
}

.visual-card h3 {
    color: white;
    margin-bottom: 16px;
}

.visual-card p {
    color: rgba(255, 255, 255, 0.9);
}

/* Features Section */
.features-section {
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 32px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
    font-size: 1.75rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.feature-description {
    font-size: 0.9375rem;
}

/* Process Section */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin: 60px 0;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    z-index: 1;
}

.step {
    position: relative;
    z-index: 2;
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
    font-size: 2rem;
    font-weight: 700;
    border: 8px solid var(--bg-white);
    box-shadow: var(--shadow);
}

.step-content {
    max-width: 250px;
    margin: 0 auto;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.process-cta {
    text-align: center;
    margin-top: 60px;
}

.cta-note {
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--text-gray);
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 32px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.testimonial-text {
    font-style: italic;
    margin-bottom: 24px;
    position: relative;
    padding-left: 20px;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: var(--accent);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--border-color);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 4px;
    font-size: 1rem;
}

.author-info p {
    font-size: 0.875rem;
    color: var(--text-gray);
    margin: 0;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 24px;
}

.footer-description {
    color: #94a3b8;
    margin-bottom: 24px;
}

.footer-title {
    font-size: 1.125rem;
    margin-bottom: 24px;
    color: white;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 4px;
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: #94a3b8;
}

.footer-contact i {
    color: var(--accent);
    width: 20px;
}

.social-links {
    display: flex;
    gap: 16px;
}

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

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: #94a3b8;
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero::before {
        width: 30%;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
    
    .nav-btn {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active .toggle-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active .toggle-line:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active .toggle-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        padding-top: 140px;
        padding-bottom: 60px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero::before {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
}