:root {
    /* Color Palette */
    --color-primary: #5e18eb;
    --color-secondary: #3b1f6e;
    --color-tertiary: #6b4d99;
    --color-text: #444444;
    --color-accent: #ff5a4f;
    --color-bg-light: #f8f9fa;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    
    /* Border Radius */
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px 16px;
    z-index: 1000;
    transition: top var(--transition-fast);
    font-weight: 600;
    border-bottom-right-radius: var(--radius-md);
}

.skip-link:focus {
    top: 0;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    will-change: opacity, transform;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Typography */
h1, h2, h3, h4 {
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
    color: var(--color-tertiary);
}

p {
    margin-bottom: var(--spacing-md);
}

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

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

.center {
    text-align: center;
}

section {
    padding: var(--spacing-xl) 0;
    scroll-margin-top: 80px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: none;
    font-family: var(--font-family);
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 20px rgba(94, 24, 235, 0.3);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-accent:hover {
    background-color: #e5493f;
    color: var(--color-white);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 20px rgba(255, 90, 79, 0.3);
}

.btn-full {
    width: 100%;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Header */
.site-header {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid transparent;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: transparent;
    transition: background-color 0.3s ease, border-bottom-color 0.3s ease, backdrop-filter 0.3s ease;
    z-index: 100;
}

.header-cta {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.header-cta.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-header.scrolled {
    background-color: rgba(42, 17, 84, 0.95);
    backdrop-filter: blur(8px);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 576px) {
    .site-header .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

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

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links {
    display: none;
    list-style: none;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-white);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-secondary) 0%, #1e0b3b 100%);
    color: var(--color-white);
    overflow: hidden;
}

.hero h1 {
    color: var(--color-white);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 992px) {
    .hero-container {
        grid-template-columns: 1.2fr 0.8fr;
    }
}

.eyebrow {
    display: inline-block;
    color: #c4b5fd;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.hero .subhead {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: var(--spacing-lg);
    line-height: 1.7;
}

.trust-banner {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: var(--spacing-lg);
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 576px) {
    .trust-banner {
        background: transparent;
        border: none;
        padding: 0;
        gap: 0.5rem;
    }
    .trust-banner span:not(.dot) {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        padding: 0.4rem 0.8rem;
        border-radius: 100px;
        font-size: 0.8rem;
    }
    .trust-banner .dot {
        display: none;
    }
}

.trust-banner span {
    display: flex;
    align-items: center;
}

.trust-banner .dot {
    width: 4px;
    height: 4px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

/* Ecosystem Logos */
.ecosystem-banner {
    background-color: #1e0b3b;
    padding: var(--spacing-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
    z-index: 10;
}

.ecosystem-title {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-lg);
}

.marquee {
    display: flex;
    overflow: hidden;
    user-select: none;
    gap: 4rem;
    mask-image: linear-gradient(
        to right,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 1) 15%,
        rgba(0, 0, 0, 1) 85%,
        rgba(0, 0, 0, 0) 100%
    );
}

.marquee-content {
    flex-shrink: 0;
    display: flex;
    justify-content: space-around;
    gap: 4rem;
    min-width: 100%;
    animation: scroll 30s linear infinite;
}

@keyframes scroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(calc(-100% - 4rem));
    }
}

.tech-logo-img {
    height: 32px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.3;
    transition: all var(--transition-normal);
}

.tech-logo-img:hover {
    filter: grayscale(0) brightness(1);
    opacity: 1;
}

.marquee:hover .marquee-content {
    animation-play-state: paused;
}

/* Form Styles */
.hero-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border);
    scroll-margin-top: 100px;
}

@media (max-width: 576px) {
    .hero-form-wrapper {
        padding: var(--spacing-md);
    }
}

.demo-form h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-secondary);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(94, 24, 235, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-size: 0.75rem;
    color: var(--color-text);
    line-height: 1.5;
    margin-bottom: 0;
}

/* Sections Global */
.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-label {
    display: inline-block;
    color: var(--color-tertiary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
    background: rgba(107, 77, 153, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

/* Problem Section */
.problem {
    background-color: var(--color-white);
}

.intro-paragraph {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .problem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.problem-card {
    background: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    transition: all var(--transition-normal);
    display: grid;
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto 1fr;
    column-gap: 1.5rem;
    row-gap: 0.5rem;
    align-items: start;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: var(--color-tertiary);
}

.problem-number {
    width: 48px;
    height: 48px;
    background: rgba(94, 24, 235, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    transition: all var(--transition-normal);
    grid-column: 1;
    grid-row: 1 / span 2;
}

.problem-card:hover .problem-number {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.problem-card h3 {
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-bottom: 0;
    margin-top: 0.25rem;
    grid-column: 2;
    grid-row: 1;
}

.problem-card p {
    color: var(--color-text);
    margin-bottom: 0;
    line-height: 1.6;
    grid-column: 2;
    grid-row: 2;
}

/* Solution Section */
.solution {
    background-color: var(--color-bg-light);
}

.one-line {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    color: var(--color-secondary);
}

.solution-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .solution-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .solution-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.solution-card {
    background: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.solution-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.solution-icon {
    width: 48px;
    height: 48px;
    background: rgba(94, 24, 235, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.solution-icon i {
    font-size: 1.5rem;
}

.solution-card:hover .solution-icon {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.solution-card h3 {
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.solution-card p {
    color: var(--color-text);
    margin-bottom: 0;
    line-height: 1.6;
}

/* Why Now Section */
.why-now {
    background-color: var(--color-white);
    color: var(--color-text);
}

.why-now .section-header h2 {
    color: var(--color-secondary);
}

.why-now .intro-paragraph {
    color: var(--color-text);
}

.why-now-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .why-now-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.why-now-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.why-now-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: var(--color-tertiary);
}

.why-now-icon {
    width: 48px;
    height: 48px;
    background: rgba(94, 24, 235, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.why-now-icon i {
    font-size: 1.5rem;
}

.why-now-card:hover .why-now-icon {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.why-now-card h3 {
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.why-now-card p {
    color: var(--color-text);
    font-size: 1rem;
    margin-bottom: 0;
}

/* Integration Section */
.integration {
    background-color: var(--color-bg-light);
}

.intro-line {
    font-size: 1.25rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
}

.integration-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .integration-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.integration-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.integration-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: var(--color-primary);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(94, 24, 235, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.card-icon i {
    font-size: 1.5rem;
}

.integration-card:hover .card-icon {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.integration-card h3 {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.card-subtitle {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

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

.feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

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

/* FAQ Section */
.faq {
    background-color: var(--color-white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: var(--spacing-xl);
}

.faq-category:last-child {
    margin-bottom: 0;
}

.faq-category h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-bg-light);
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.faq-item {
    margin-bottom: var(--spacing-md);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    cursor: pointer;
    list-style: none; /* Hide default marker */
    transition: background-color var(--transition-fast);
}

/* Hide default marker for Safari */
.faq-summary::-webkit-details-marker {
    display: none;
}

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

.faq-summary h4 {
    color: var(--color-secondary);
    font-size: 1.125rem;
    margin: 0;
    padding-right: var(--spacing-sm);
}

.faq-summary i {
    font-size: 1.25rem;
    color: var(--color-primary);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

details[open] .faq-summary i {
    transform: rotate(180deg);
}

.faq-content {
    padding: 0 var(--spacing-md) var(--spacing-lg);
}

.faq-content p {
    margin-bottom: 0;
    padding-top: var(--spacing-sm);
    color: #333333;
}

details[open] .faq-content {
    animation: fadeIn var(--transition-fast);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* CTA Section */
.cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: calc(var(--spacing-2xl) * 1.5) 0;
}

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

.cta p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* Footer */
.site-footer {
    background-color: #1a1a1a;
    color: #a0aec0;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.footer-logo strong {
    font-size: 1.5rem;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: #a0aec0;
}

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

.footer-copyright {
    margin-top: var(--spacing-lg);
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--color-white);
    margin: 5% auto;
    padding: 2rem;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 800px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    position: relative;
    max-height: 85vh;
    overflow-y: auto;
}

.close-modal {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-fast);
}

.close-modal:hover,
.close-modal:focus {
    color: var(--color-secondary);
    text-decoration: none;
}

.modal-body {
    margin-top: 1rem;
}

/* Markdown specific styling inside modal */
.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-secondary);
    letter-spacing: normal;
}
.markdown-body h1 {
    font-size: 2rem;
}
.markdown-body h2 {
    font-size: 1.5rem;
}
.markdown-body h3 {
    font-size: 1.25rem;
}
.markdown-body p {
    margin-bottom: 1rem;
    line-height: 1.6;
}
.markdown-body ul {
    margin-bottom: 1rem;
    padding-left: 2rem;
}
.markdown-body li {
    margin-bottom: 0.5rem;
}
.markdown-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}
.markdown-body th, .markdown-body td {
    border: 1px solid var(--color-border);
    padding: 0.75rem;
    text-align: left;
}
.markdown-body th {
    background-color: var(--color-bg-light);
}