/* 
 * Velocity UI | 2026 Enterprise Aesthetic
 * Target: High-Ticket B2B, CISOs, Compliance Officers
 */

:root {
    /* OLED-Optimized Dark Mode Palette */
    --bg-core: #09090b; /* Zinc 950 */
    --bg-surface: #18181b; /* Zinc 900 */
    --bg-surface-elevated: #27272a; /* Zinc 800 */
    
    /* Institutional Accent Colors */
    --accent-primary: #3b82f6; /* Blue 500 */
    --accent-hover: #60a5fa; /* Blue 400 */
    --accent-glow: rgba(59, 130, 246, 0.15);
    
    /* Text Hierarchy */
    --text-primary: #fafafa; /* Zinc 50 */
    --text-secondary: #a1a1aa; /* Zinc 400 */
    --text-tertiary: #71717a; /* Zinc 500 */
    
    /* Structural Tokens */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.15);
    --radius-bento: 16px;
    --radius-sm: 8px;
    
    /* Fluid Spacing */
    --space-page: clamp(1rem, 5vw, 2.5rem);
    --space-section: clamp(3rem, 8vw, 6rem);
}

/* Base Reset & Typography */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-secondary);
    background: var(--bg-core);
    padding: var(--space-page);
    max-width: 1024px;
    margin: 0 auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography Scale (Fluid) */
h1 {
    color: var(--text-primary);
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.03em;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5em;
}

h2 {
    color: var(--text-primary);
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    letter-spacing: -0.02em;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

h3 {
    color: var(--text-primary);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

h4 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
}

p, li {
    font-size: 1rem;
    margin-bottom: 1rem;
}

ul {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Links & States */
a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

a:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Global Nav & Header */
header {
    padding: var(--space-section) 0 3rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 2rem;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 2rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.site-nav a {
    color: var(--text-secondary);
}

.site-nav a:hover {
    color: var(--text-primary);
    text-decoration: none;
}

/* Bento Grid 2.0 Components */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.bento-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-bento);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    /* Glassmorphism hint */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.bento-card:hover {
    border-color: var(--border-strong);
    background: var(--bg-surface-elevated);
    box-shadow: 0 8px 32px var(--accent-glow);
    transform: translateY(-2px);
}

.bento-card h3 {
    margin-top: 0.5rem;
}

.bento-card a {
    color: var(--text-primary);
}

.bento-card a::before {
    content: '';
    position: absolute;
    inset: 0;
}

/* Typography Tags */
.tag-accent {
    display: inline-block;
    color: var(--accent-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

/* Content Blocks */
.content-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-bento);
    padding: clamp(1.5rem, 5vw, 3rem);
    margin: 2rem 0;
}

.info-box {
    background: rgba(59, 130, 246, 0.05);
    border-left: 4px solid var(--accent-primary);
    padding: 1.5rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 2rem 0;
}

/* Affiliate / Action Strips */
.action-strip {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    padding: 1.5rem;
    text-align: center;
    border-radius: var(--radius-sm);
    margin: 3rem 0;
    font-weight: 500;
}

.action-strip a {
    font-weight: 600;
    color: var(--accent-primary);
}

.partners-strip {
    background: transparent;
    border-top: 1px solid var(--border-subtle);
    padding-top: 3rem;
    margin-top: 4rem;
    text-align: center;
}

.partners-strip span {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1.5rem;
}

.partners-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    align-items: center;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.partners-grid:hover {
    opacity: 1;
}

.partners-grid a {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: -0.02em;
}

.partners-grid a:hover {
    color: var(--text-primary);
    text-decoration: none;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.95rem;
}

th, td {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--border-subtle);
}

th {
    color: var(--text-primary);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.02);
}

/* Footer */
footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}