* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #60A5FA;
    --secondary: #8B5CF6;
    --accent: #06B6D4;
    --dark: #0F172A;
    --dark-light: #1E293B;
    --dark-lighter: #334155;
    --gray: #64748B;
    --light: #F1F5F9;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 50%, #06B6D4 100%);
    --gradient-dark: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--white);
}

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

.logo-ai {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-copilot {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

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

.nav-links a {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Buttons */
.btn-primary {
    background: var(--gradient);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.btn-hero {
    background: var(--gradient);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    z-index: 0;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--primary-light);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--gray);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 5rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray);
    font-size: 1rem;
    font-weight: 500;
}

/* Section Styles */
.section {
    padding: 8rem 0;
}

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

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.framework-badge {
    display: inline-block;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: var(--secondary);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Problem Section */
.problem {
    background: var(--dark-light);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.problem-card {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
    border-color: rgba(239, 68, 68, 0.5);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.problem-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Treasury OS Section */
.treasury-os {
    background: var(--dark);
}

.os-capabilities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.os-layer {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s;
}

.os-layer:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.15);
}

.os-layer h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.os-layer p {
    color: var(--gray);
    line-height: 1.7;
}

/* ASD Section */
.asd-section {
    background: var(--dark-light);
}

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

.asd-card {
    position: relative;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem 2rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.asd-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.asd-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.05);
}

.asd-icon-wrapper {
    margin-bottom: 1.5rem;
}

.asd-icon {
    font-size: 4rem;
}

.asd-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.asd-description {
    color: var(--gray);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.asd-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.feature-tag {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Vertical AI Section */
.vertical-ai {
    background: var(--dark-light);
}

.vertical-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.vertical-description {
    font-size: 1.25rem;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.vertical-benefits {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.benefit-item h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.benefit-item p {
    color: var(--gray);
    line-height: 1.6;
}

.comparison-chart {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
}

.chart-item {
    margin-bottom: 2rem;
}

.chart-item:last-child {
    margin-bottom: 0;
}

.chart-label {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--light);
}

.chart-bar {
    height: 60px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

.chart-bar.generic {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.4);
    width: 60%;
}

.chart-bar.vertical {
    background: var(--gradient);
    width: 100%;
    animation: expandBar 1.5s ease-out;
}

@keyframes expandBar {
    from { width: 0; }
    to { width: 100%; }
}

/* Capabilities Section */
.capabilities {
    background: var(--dark);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.capability-card {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.3s;
}

.capability-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.15);
}

.capability-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.capability-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.capability-card p {
    color: var(--gray);
    line-height: 1.7;
}

/* Investor Section */
.investor-section {
    background: var(--dark-light);
}

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

.investor-subtitle {
    font-size: 1.5rem;
    color: var(--gray);
    max-width: 800px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

.investor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.investor-card {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
}

.investor-card.highlight {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

.investor-card h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.investor-card ul {
    list-style: none;
}

.investor-card li {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--gray);
    font-size: 1.125rem;
}

.investor-card li:last-child {
    border-bottom: none;
}

.investor-card strong {
    color: var(--white);
    font-weight: 700;
}

.investor-moat {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 3rem;
}

.investor-moat h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 2rem;
    text-align: center;
}

.moat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.moat-item strong {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-light);
}

.moat-item p {
    color: var(--gray);
    line-height: 1.6;
}

.investor-vision {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
}

.investor-vision h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.investor-vision p {
    font-size: 1.25rem;
    color: var(--gray);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

/* Waitlist Section */
.waitlist-section {
    background: var(--dark);
    padding: 8rem 0;
}

.waitlist-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.waitlist-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 3rem;
}

.waitlist-form {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-input {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 1rem 1.5rem;
    color: var(--white);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-input::placeholder {
    color: var(--gray);
}

.btn-submit {
    width: 100%;
    background: var(--gradient);
    color: var(--white);
    padding: 1.25rem;
    border: none;
    border-radius: 10px;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 1rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.4);
}

.form-note {
    margin-top: 1.5rem;
    color: var(--gray);
    font-size: 0.875rem;
}

.form-note a {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
}

.form-note a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--dark-light);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-tagline {
    color: var(--gray);
    margin-top: 1rem;
}

.footer-links {
    display: contents;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-column a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }

    .vertical-content {
        grid-template-columns: 1fr;
    }

    .investor-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .asd-grid,
    .capabilities-grid,
    .problem-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

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

.hero-content > * {
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    animation-delay: 0.1s;
}

.hero-title {
    animation-delay: 0.2s;
}

.hero-subtitle {
    animation-delay: 0.3s;
}

.hero-cta {
    animation-delay: 0.4s;
}

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

/* Selection */
::selection {
    background: var(--primary);
    color: var(--white);
}