/* Synkti landing page styles */

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border: #2a2a2a;
    --success: #22c55e;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.nav-links .cta {
    background: var(--accent);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
}

.nav-links .cta:hover {
    background: var(--accent-hover);
    color: white;
}

/* Hero */
.hero {
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 16px;
    line-height: 1.1;
}

.hero .tagline {
    font-size: 1.125rem;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 500;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-group {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

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

.btn.primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn.secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn.secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
}

/* Problem Section */
.problem, .solution, .pricing, .contact, .about, .faq {
    padding: 80px 0;
    border-top: 1px solid var(--border);
}

.problem h2, .solution h2, .pricing h2, .contact h2, .about h2, .faq h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

/* Table */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
}

thead {
    border-bottom: 1px solid var(--border);
}

th, td {
    padding: 16px;
    text-align: left;
}

th {
    font-weight: 600;
    color: var(--text-secondary);
}

td:first-child {
    font-weight: 500;
    color: var(--accent);
}

tr:not(:last-child) {
    border-bottom: 1px solid var(--border);
}

.summary {
    text-align: center;
    color: var(--text-secondary);
    margin-top: 30px;
}

.summary strong {
    color: var(--text-primary);
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.feature {
    text-align: center;
}

.feature .icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.feature h3 {
    margin-bottom: 10px;
}

.feature p {
    color: var(--text-secondary);
}

/* Architecture */
.architecture {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    margin: 30px 0;
}

.architecture pre {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
}

/* Pricing */
.pricing-table {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 40px 0;
    align-items: stretch;
}

.price-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.price-card.featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.1) 0%, var(--bg-secondary) 100%);
}

.price-card h3 {
    font-size: 1.25rem;
    margin-bottom: 5px;
}

.price-card .models {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 20px 0;
}

.price span {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.features-list {
    list-style: none;
    text-align: left;
    margin-top: 20px;
    flex-grow: 1;
}

.features-list li {
    padding: 8px 0;
    color: var(--text-secondary);
}

.price-card .btn {
    margin-top: auto;
}

.comparison {
    text-align: center;
    color: var(--success);
    font-weight: 500;
}

/* Contact */
.contact-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-box p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.contact-include {
    list-style: none;
    text-align: left;
    margin: 30px auto 50px;
    max-width: 400px;
    color: var(--text-secondary);
}

.contact-include li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.contact-include li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
}

.btn.large {
    padding: 18px 36px;
    font-size: 1.1rem;
}

/* About */
.about {
    text-align: center;
}

.about p {
    color: var(--text-secondary);
}

.about a {
    color: var(--accent);
}

/* FAQ */
.faq-item {
    margin-bottom: 30px;
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.faq-item p {
    color: var(--text-secondary);
}

.faq-item a {
    color: var(--accent);
}

.sub-text {
    margin-top: 10px;
    font-size: 0.95rem;
    font-style: italic;
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-secondary);
}

footer a {
    color: var(--text-secondary);
}

footer a:hover {
    color: var(--text-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero .subtitle {
        font-size: 1rem;
    }

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

    .pricing-table {
        grid-template-columns: 1fr;
    }

    .contact-options {
        grid-template-columns: 1fr;
    }

    .nav-links {
        gap: 15px;
    }

    .nav-links a:not(.cta) {
        display: none;
    }

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

    table {
        font-size: 0.9rem;
    }

    th, td {
        padding: 12px;
    }
}