:root{--block-bg-primary:#fff;--block-bg-secondary:#f8f9fa;--block-bg-tertiary:#e9ecef;--block-bg-accent:#007bff;--block-bg-accent-light:#007bff1a;--block-bg-overlay:#0006;--block-text-primary:#212529;--block-text-secondary:#495057;--block-text-muted:#6c757d;--block-text-inverse:#fff;--block-text-accent:#007bff;--block-border-color:#dee2e6;--block-border-light:#e9ecef;--block-border-accent:#007bff;--block-shadow-sm:0 1px 2px #0000000d;--block-shadow-md:0 4px 6px #0000001a;--block-shadow-lg:0 10px 15px #0000001a;--block-shadow-xl:0 20px 25px #00000026;--block-spacing-xs:.25rem;--block-spacing-sm:.5rem;--block-spacing-md:1rem;--block-spacing-lg:1.5rem;--block-spacing-xl:2rem;--block-spacing-2xl:3rem;--block-spacing-3xl:4rem;--block-font-size-xs:.75rem;--block-font-size-sm:.875rem;--block-font-size-base:1rem;--block-font-size-lg:1.125rem;--block-font-size-xl:1.25rem;--block-font-size-2xl:1.5rem;--block-font-size-3xl:2rem;--block-font-size-4xl:2.5rem;--block-font-size-5xl:3rem;--block-radius-sm:4px;--block-radius-md:8px;--block-radius-lg:12px;--block-radius-xl:16px;--block-radius-full:9999px;--block-transition-fast:.15s ease;--block-transition-normal:.25s ease;--block-transition-slow:.35s ease;--block-container-sm:640px;--block-container-md:768px;--block-container-lg:1024px;--block-container-xl:1280px;--block-accent-primary:#007bff;--block-accent-secondary:#6c757d;--block-accent-success:#28a745;--block-accent-warning:#ffc107;--block-accent-danger:#dc3545}[data-mode=dark],.dark{--block-bg-primary:#1a1a2e;--block-bg-secondary:#16213e;--block-bg-tertiary:#0f3460;--block-bg-accent:#0d6efd;--block-bg-accent-light:#0d6efd26;--block-bg-overlay:#0009;--block-text-primary:#f8f9fa;--block-text-secondary:#ced4da;--block-text-muted:#adb5bd;--block-text-inverse:#1a1a2e;--block-text-accent:#6ea8fe;--block-border-color:#3a3a5c;--block-border-light:#2a2a4a;--block-border-accent:#0d6efd;--block-shadow-sm:0 1px 2px #0003;--block-shadow-md:0 4px 6px #0000004d;--block-shadow-lg:0 10px 15px #0000004d;--block-shadow-xl:0 20px 25px #0006}.block-container{width:100%;max-width:var(--block-container-xl);padding-left:var(--block-spacing-md);padding-right:var(--block-spacing-md);margin-left:auto;margin-right:auto}.block-section{padding-top:var(--block-spacing-2xl);padding-bottom:var(--block-spacing-2xl)}.block-section-compact{padding-top:var(--block-spacing-xl);padding-bottom:var(--block-spacing-xl)}.block-section-spacious{padding-top:var(--block-spacing-3xl);padding-bottom:var(--block-spacing-3xl)}.block-grid{gap:var(--block-spacing-lg);display:grid}.block-grid-2{grid-template-columns:repeat(2,1fr)}.block-grid-3{grid-template-columns:repeat(3,1fr)}.block-grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width:768px){.block-grid-2,.block-grid-3,.block-grid-4{grid-template-columns:1fr}}@media (min-width:769px) and (max-width:1024px){.block-grid-3,.block-grid-4{grid-template-columns:repeat(2,1fr)}}