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

body {
    font-family: Arial, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    padding: 1.5rem 0;
    border-bottom: 1px solid #374151;
}

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

.logo {
    font-size: 1.875rem;
    font-weight: 300;
    color: #ffffff;
    letter-spacing: 0.05em;
}

.cta-button {
    background-color: #ffffff;
    color: #000000;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 2px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.cta-button:hover {
    background-color: #f3f4f6;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 2rem;
    line-height: 1.2;
    letter-spacing: 0.05em;
}

.hero-subtitle {
    display: block;
    font-weight: 300;
}

.hero-description {
    font-size: 1.125rem;
    color: #d1d5db;
    margin-bottom: 3rem;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Buttons */
.primary-button {
    background-color: #ffffff;
    color: #000000;
    padding: 1rem 3rem;
    border: none;
    border-radius: 2px;
    font-weight: 500;
    font-size: 1.125rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.primary-button:hover {
    background-color: #f3f4f6;
}

.secondary-button {
    border: 1px solid #ffffff;
    background-color: transparent;
    color: #ffffff;
    padding: 1rem 3rem;
    border-radius: 2px;
    font-weight: 500;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.2s;
}

.secondary-button:hover {
    background-color: #ffffff;
    color: #000000;
}

.button-icon {
    width: 1.25rem;
    height: 1.25rem;
}

/* Sections */
.section {
    padding: 5rem 0;
    border-top: 1px solid #374151;
}

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

.section-title {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

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

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

.section-description {
    font-size: 1.125rem;
    color: #9ca3af;
    max-width: 48rem;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.6;
}

/* Grid layouts */
.grid-2 {
    display: grid;
    gap: 4rem;
}

.grid-3 {
    display: grid;
    gap: 3rem;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Feature cards */
.feature-card {
    text-align: center;
}

.icon-box {
    width: 4rem;
    height: 4rem;
    border: 1px solid #4b5563;
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.icon {
    width: 2rem;
    height: 2rem;
    color: #ffffff;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.feature-description {
    color: #9ca3af;
    font-weight: 300;
    line-height: 1.6;
}

/* Use cases */
.use-cases {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.use-case {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.bullet {
    width: 0.5rem;
    height: 0.5rem;
    background-color: #ffffff;
    border-radius: 50%;
    margin-top: 0.75rem;
    flex-shrink: 0;
}

.use-case-title {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.use-case-description {
    color: #9ca3af;
    font-weight: 300;
}

/* CTA Section */
.cta-container {
    text-align: center;
    max-width: 64rem;
}

.cta-title {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
}

@media (min-width: 768px) {
    .cta-title {
        font-size: 3rem;
    }
}

.cta-description {
    font-size: 1.125rem;
    color: #d1d5db;
    margin-bottom: 3rem;
    font-weight: 300;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
}

@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
    }
}

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid #374151;
}

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

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

.footer-text {
    color: #9ca3af;
    font-size: 0.875rem;
    font-weight: 300;
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .cta-title {
        font-size: 1.875rem;
    }
}

/* --- CSP-friendly replacements for inline styles --- */
.container--narrow { max-width: 640px; }
.text-center { text-align: center; }
.hidden { display: none; }
.mb-2 { margin-bottom: 2rem; }
.mt-1 { margin-top: 1rem; }
.status { display: none; margin-top: 1rem; }

/* Inputs used on signup */
.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #4b5563;
  background: #000;
  color: #fff;
  border-radius: 2px;
}