/* Swiss Design / International Typographic Style */
/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #000000;
    background-color: #FFFFFF;
    font-weight: 400;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3 {
    font-weight: 700;
    line-height: 1.2;
    margin: 0;
}

h1 {
    font-size: 56px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 36px;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 28px;
}

p {
    margin: 0;
}

/* Hero Section */
.hero {
    padding: 64px 0;
    border-bottom: 1px solid #000000;
}

.hero-title {
    color: #FF0000;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-tagline {
    max-width: 70%;
    margin-bottom: 32px;
    font-size: 16px;
    line-height: 1.6;
}

/* Introduction Section */
.intro {
    padding: 48px 0;
    border-bottom: 1px solid #000000;
}

.section-title {
    margin-bottom: 24px;
    text-transform: uppercase;
}

.intro-text {
    font-size: 16px;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 48px 0;
    border-bottom: 1px solid #000000;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.feature-col {
    padding: 0;
}

.feature-number {
    font-size: 32px;
    font-weight: 700;
    color: #FF0000;
    margin-bottom: 16px;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.feature-text {
    font-size: 16px;
    line-height: 1.6;
}

/* Specifications Section */
.specs {
    padding: 48px 0;
    border-bottom: 1px solid #000000;
}

.specs-table {
    margin: 32px 0 24px 0;
}

.specs-row {
    display: grid;
    grid-template-columns: 40% 60%;
    padding: 16px 0;
    border-bottom: 1px solid #000000;
}

.specs-row:first-child {
    border-top: 1px solid #000000;
}

.specs-label {
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.specs-value {
    font-size: 16px;
}

.specs-description {
    font-size: 16px;
    line-height: 1.6;
    margin-top: 24px;
}

/* CTA Section */
.cta {
    padding: 48px 0;
    text-align: center;
    border-bottom: 1px solid #000000;
}

.cta-text {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid #000000;
    border-radius: 0;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: #000000;
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: #FF0000;
    border-color: #FF0000;
}

.btn-secondary {
    background-color: #FFFFFF;
    color: #000000;
    border: 2px solid #000000;
}

.btn-secondary:hover {
    background-color: #000000;
    color: #FFFFFF;
}

/* Footer */
.footer {
    padding: 32px 0;
}

.footer-text {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 40px;
    }
    
    h2 {
        font-size: 28px;
    }
    
    h3 {
        font-size: 20px;
    }
    
    .hero-tagline {
        max-width: 100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .specs-row {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}

/* Grid System Utilities */
.grid-8 { margin-bottom: 8px; }
.grid-16 { margin-bottom: 16px; }
.grid-24 { margin-bottom: 24px; }
.grid-32 { margin-bottom: 32px; }
.grid-40 { margin-bottom: 40px; }
.grid-48 { margin-bottom: 48px; }
.grid-64 { margin-bottom: 64px; }