/**
 * SAI PR - Central Typography System
 * Primary Heading Font: Barlow
 * Secondary Body Font: Roboto
 */

body {
    font-family: var(--font-body);
    color: var(--color-text);
    font-weight: 400;
    font-size: var(--text-body);
    line-height: var(--leading-body);
    letter-spacing: var(--tracking-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =========================================================================
   01. DISPLAY & HERO HEADINGS (BARLOW 700)
   ========================================================================= */
.display-hero {
    font-family: var(--font-heading);
    font-size: var(--text-display-xl);
    font-weight: 700;
    line-height: var(--leading-display);
    letter-spacing: var(--tracking-tight);
    color: var(--color-text);
}

.display-lg {
    font-family: var(--font-heading);
    font-size: var(--text-display-lg);
    font-weight: 700;
    line-height: var(--leading-display);
    letter-spacing: var(--tracking-tight);
    color: var(--color-text);
}

.display-md {
    font-family: var(--font-heading);
    font-size: var(--text-h1);
    font-weight: 700;
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
}

.display-sm {
    font-family: var(--font-heading);
    font-size: var(--text-h2);
    font-weight: 600;
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
}

/* =========================================================================
   02. SEMANTIC HEADINGS (BARLOW)
   ========================================================================= */
h1, .h1 {
    font-family: var(--font-heading);
    font-size: var(--text-h1);
    font-weight: var(--weight-h1, 700);
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
    color: var(--color-text);
}

h2, .h2 {
    font-family: var(--font-heading);
    font-size: var(--text-h2);
    font-weight: var(--weight-h2, 600);
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
    color: var(--color-text);
}

h3, .h3 {
    font-family: var(--font-heading);
    font-size: var(--text-h3);
    font-weight: var(--weight-h3, 600);
    line-height: var(--leading-heading-relaxed);
    letter-spacing: var(--tracking-heading);
    color: var(--color-text);
}

h4, .h4 {
    font-family: var(--font-heading);
    font-size: var(--text-h4);
    font-weight: var(--weight-h4, 600);
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--color-text);
}

h5, .h5 {
    font-family: var(--font-heading);
    font-size: var(--text-h5);
    font-weight: var(--weight-h5, 600);
    line-height: 1.4;
    color: var(--color-text);
}

h6, .h6 {
    font-family: var(--font-heading);
    font-size: var(--text-h6);
    font-weight: var(--weight-h6, 600);
    line-height: 1.45;
    color: var(--color-text);
}

/* =========================================================================
   03. EYEBROWS & OVERLINES (BARLOW 700 UPPERCASE)
   ========================================================================= */
.eyebrow,
.section-label {
    font-family: var(--font-heading);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-eyebrow);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: var(--tracking-eyebrow);
    color: var(--color-primary);
}

.eyebrow::before,
.section-label::before {
    content: '';
    display: inline-block;
    width: 14px;
    height: 2px;
    background-color: var(--color-primary);
}

.eyebrow-white {
    color: rgba(255, 255, 255, 0.9);
}

.eyebrow-white::before {
    background-color: rgba(255, 255, 255, 0.7);
}

/* =========================================================================
   04. BODY, PROSE & DESCRIPTION TEXT (ROBOTO)
   ========================================================================= */
p, .description, .caption, .admin-body, .prose p {
    font-family: var(--font-body);
}

.lead-text,
.body-large {
    font-family: var(--font-body);
    font-size: var(--text-body-lg);
    line-height: var(--leading-body-lg);
    color: var(--color-text-secondary);
    font-weight: 400;
}

.text-muted {
    color: var(--color-text-muted);
}

.text-white {
    color: var(--color-white);
}

.text-white-muted {
    color: rgba(255, 255, 255, 0.75);
}

.text-sai-blue {
    color: var(--color-primary);
}

/* =========================================================================
   05. NAVIGATION, BUTTONS & STAT LABELS (BARLOW)
   ========================================================================= */
.nav-link,
.btn,
.button,
.admin-page-title,
.stat-value,
.content-title,
.work-meta,
.insight-cat-tag,
.album-count-badge {
    font-family: var(--font-heading);
}

/* Index / Numerical accents */
.index-number {
    font-family: var(--font-heading);
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--color-primary);
}