:root {
    /* COLOR PALETTE */
    /* Off-white paper tones */
    --color-paper-base: #f7f5f0;
    --color-paper-alt: #f0ede5;
    
    /* Warm-ink palette */
    --color-ink-base: #262422;
    --color-ink-light: #524f4a;
    --color-ink-lighter: #858079;
    
    /* Single tan accent */
    --color-accent-tan: #c28d5a;
    
    /* 1px hairline rules instead of shadows */
    --color-hairline: #e0dcd1;

    /* TYPOGRAPHY */
    --font-head: 'Playfair Display', serif;
    --font-body: 'Instrument Sans', sans-serif;
    
    /* SPACING SYSTEM */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
}

/* RESET & BASE */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--color-paper-base);
    color: var(--color-ink-base);
    font-family: var(--font-body);
    font-weight: 300; /* Instrument Sans Light */
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

/* TYPOGRAPHY UTILITIES */
.metadata {
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-ink-light);
    font-family: var(--font-body);
    display: block;
}

h1, h2, h3, h4, h5, h6, .dropcap {
    font-family: var(--font-head);
    font-weight: 400;
    line-height: 1.1;
    color: var(--color-ink-base);
}

.editorial-italic {
    font-style: italic;
    font-weight: 400;
    color: var(--color-ink-base);
}

.accent-italic {
    font-family: var(--font-head);
    font-style: italic;
    color: var(--color-accent-tan);
}

/* Layout */
.site-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    border-left: 1px solid var(--color-hairline);
    border-right: 1px solid var(--color-hairline);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header / Masthead */
.masthead {
    border-bottom: 2px solid var(--color-ink-base);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-lg);
}

.masthead-top {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-hairline);
    margin-bottom: var(--space-md);
}

.logo {
    font-size: clamp(3rem, 10vw, 8rem);
    text-align: center;
    line-height: 0.9;
    letter-spacing: -0.05em;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    border-top: 1px solid var(--color-hairline);
    border-bottom: 1px solid var(--color-hairline);
    padding: var(--space-sm) 0;
}

.main-nav a {
    font-family: var(--font-body);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-ink-light);
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--color-ink-base);
}

/* Hero Section */
.hero-section {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--space-xl);
    position: relative;
}

.headline {
    font-size: clamp(2rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: var(--space-md);
    max-width: 900px;
}

.subheadline {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--color-ink-light);
    max-width: 700px;
    margin-bottom: var(--space-md);
}

.hero-accent {
    width: 100%;
    height: 1px;
    background-color: var(--color-accent-tan);
    margin-top: var(--space-md);
}

/* Grid Layout */
.ui-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-hairline);
    padding-bottom: var(--space-sm);
}

/* Details */
.dropcap {
    float: left;
    font-size: 4rem;
    line-height: 0.8;
    padding-top: 0.3rem;
    padding-right: 0.5rem;
    color: var(--color-ink-base);
}

.inline-text {
    font-size: 1.125rem;
    font-weight: 300;
}

/* Panels */
.panel {
    border: 1px solid var(--color-hairline);
    background: var(--color-paper-base);
    padding: var(--space-md);
    border-top: 2px solid var(--color-accent-tan);
}

.panel .metadata {
    margin-bottom: var(--space-xs);
}

.panel-row {
    margin-bottom: var(--space-xs);
}

.panel-row .highlight {
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-ink-light);
    display: inline-block;
    width: 80px;
}

/* Lists and Tables */
.thin-rule {
    height: 1px;
    background-color: var(--color-hairline);
    border: none;
    margin: var(--space-xl) 0;
}

/* Products as Table Look */
table.product-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    margin-top: var(--space-md);
}

table.product-table th {
    font-family: var(--font-body);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.75rem;
    color: var(--color-ink-light);
    border-bottom: 1px solid var(--color-ink-base);
    padding: var(--space-sm) 0;
}

table.product-table td {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-hairline);
    vertical-align: top;
}

table.product-table tr:last-child td {
    border-bottom: none;
}

.col-id {
    font-family: var(--font-head);
    color: var(--color-accent-tan);
    font-size: 1.5rem;
    width: 10%;
}

.col-title h4 {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.col-desc {
    color: var(--color-ink-light);
    max-width: 50ch;
}

/* Footer */
.site-footer {
    margin-top: auto;
    border-top: 2px solid var(--color-ink-base);
    padding: var(--space-md) 0;
}

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

.contact-link {
    color: var(--color-ink-base);
    position: relative;
    border-bottom: 1px solid var(--color-hairline);
    padding-bottom: 2px;
}

.contact-link:hover {
    color: var(--color-accent-tan);
    border-bottom-color: var(--color-accent-tan);
}

.mb-sm { margin-bottom: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mb-md { margin-bottom: var(--space-md); }

/* Responsive Constraints */
@media (max-width: 768px) {
    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }
    
    .footer-inner {
        flex-direction: column;
        gap: var(--space-sm);
    }

    table.product-table, table.product-table tbody, table.product-table tr, table.product-table th, table.product-table td {
        display: block;
        width: 100%;
    }
    
    table.product-table th {
        display: none;
    }
    
    table.product-table td {
        padding: var(--space-sm) 0;
        border-bottom: none;
    }
    
    table.product-table tr {
        border-bottom: 1px solid var(--color-hairline);
        padding: var(--space-md) 0;
    }

    .col-id { width: 100%; margin-bottom: var(--space-xs); }
}