/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-navy: #1a1a2e;
    --color-navy-light: #2d2d44;
    --color-cream: #f5f3ef;
    --color-cream-dark: #e8e4dc;
    --color-gold: #b8964b;
    --color-gold-dark: #8b7355;
    --color-text: #333333;
    --color-text-light: #666666;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-cream);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(245, 243, 239, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(26, 26, 46, 0.1);
}

.nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--color-navy);
}

.nav-contact-btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background-color: var(--color-gold);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.nav-contact-btn:hover {
    background-color: var(--color-gold-dark);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 500px;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-navy);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    max-width: 120px;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1.5s ease-out;
}

.network-graphic {
    width: 100%;
    max-width: 400px;
}

.network-svg {
    width: 100%;
    height: auto;
}

.network-line {
    stroke: var(--color-navy);
    stroke-width: 1.5;
    opacity: 0.3;
    animation: drawLine 2s ease-out forwards;
}

.network-node {
    fill: url(#nodeGradient);
    animation: pulse 3s ease-in-out infinite;
}

.network-node-secondary {
    fill: var(--color-navy);
    opacity: 0.4;
}

/* Problem Section */
.problem-section {
    background-color: var(--color-navy);
    padding: 6rem 2rem;
}

.section-content {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: #ffffff;
    text-align: center;
    margin-bottom: 1.5rem;
}

.section-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    line-height: 1.8;
}

.problem-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.problem-card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.08);
}

.card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--color-gold);
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.problem-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.problem-card p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: 6rem 2rem;
    background-color: var(--color-cream);
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.contact-info p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.contact-email {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-gold);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-email:hover {
    color: var(--color-gold-dark);
}

/* Footer */
.footer {
    background-color: var(--color-navy);
    padding: 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes drawLine {
    from {
        stroke-dasharray: 200;
        stroke-dashoffset: 200;
    }
    to {
        stroke-dashoffset: 0;
    }
}

/* Responsive styles */
@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 0;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-stats {
        justify-content: center;
    }

    .problem-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.75rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 1rem;
    }

    .hero {
        padding: 6rem 1rem 3rem;
    }

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

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .stat-value {
        font-size: 1.25rem;
    }

    .problem-section,
    .cta-section {
        padding: 4rem 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .contact-email {
        font-size: 1.25rem;
    }
}