:root{--primary:#1e40af;--primary-dark:#1e3a8a;--primary-light:#3b82f6;--primary-50:#eff6ff;--secondary:#059669;--accent:#d97706;--bg:#f8fafc;--card:#fff;--text:#0f172a;--text-secondary:#475569;--text-light:#64748b;--text-muted:#94a3b8;--border:#e2e8f0;--radius:12px;--shadow:0 1px 3px 0 rgb(0 0 0 / 0.1),0 1px 2px -1px rgb(0 0 0 / 0.1);--shadow-md:0 4px 6px -1px rgb(0 0 0 / 0.1);--dl-green:#059669;--dl-green-bg:#ecfdf5;}
*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
.dl-container{max-width:1200px;margin:0 auto;padding:0 1.5rem}

/* Header */
.dl-header{background:var(--card);border-bottom:1px solid var(--border);padding:0.75rem 0;position:sticky;top:0;z-index:100}
.dl-nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.dl-logo{font-size:1.25rem;font-weight:800;color:var(--primary);text-decoration:none;display:flex;align-items:center;gap:0.35rem}
.dl-pound{color:var(--accent);font-size:1.4rem}
.dl-nav-links{display:flex;align-items:center;gap:1.5rem}
.dl-nav-links a{color:var(--text-secondary);text-decoration:none;font-size:0.9rem;font-weight:500;transition:color .2s}
.dl-nav-links a:hover{color:var(--primary)}

/* Breadcrumb */
.dl-breadcrumb{padding:1rem 0;font-size:0.8rem;color:var(--text-light)}
.dl-breadcrumb a{color:var(--primary);text-decoration:none}

/* Hero */
.dl-hero{text-align:center;padding:2.5rem 1.5rem 2rem;color:#fff;margin-bottom:2rem;position:relative}
.dl-hero--calendar{background:linear-gradient(135deg,#1e3a8a,#1e40af)}
.dl-hero--checklist{background:linear-gradient(135deg,#059669,#047857)}
.dl-hero--cis{background:linear-gradient(135deg,#b45309,#d97706)}
.dl-hero--rates{background:linear-gradient(135deg,#7c3aed,#8b5cf6)}
.dl-hero--hub{background:linear-gradient(135deg,#1e3a8a,#3b82f6)}
.dl-hero--glossary{background:linear-gradient(135deg,#1e3a8a,#2563eb)}
.dl-hero h1{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;line-height:1.2;max-width:700px;margin:0 auto 0.75rem}
.dl-hero-desc{font-size:1rem;opacity:0.9;max-width:600px;margin:0 auto 0.75rem}
.dl-hero .dl-meta{font-size:0.8rem;opacity:0.7;margin-top:0.5rem}
.dl-badge{display:inline-block;background:rgba(255,255,255,0.2);color:#fff;font-size:0.7rem;font-weight:700;padding:0.25rem 0.75rem;border-radius:4px;text-transform:uppercase;margin-bottom:0.75rem;letter-spacing:0.05em}

/* Grid layout */
.dl-grid{display:grid;grid-template-columns:1fr 340px;gap:2.5rem}
.dl-main{min-width:0}
.dl-sidebar{position:relative}

/* Sections */
.dl-section{margin-bottom:2.5rem}
.dl-section h2{font-size:1.4rem;color:var(--primary-dark);margin-bottom:1rem;font-weight:700}
.dl-section h3{font-size:1.1rem;color:var(--text);margin:1.5rem 0 0.5rem;font-weight:600}
.dl-section p{color:var(--text-secondary);margin-bottom:1rem;font-size:0.95rem;line-height:1.7}
.dl-section ul{padding-left:1.5rem;margin-bottom:1rem;color:var(--text-secondary)}.dl-section li{margin-bottom:0.5rem;font-size:0.95rem}
.dl-section a{color:var(--primary)}

/* Tables */
.dl-table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:0.9rem}
.dl-table th{background:var(--primary-50);color:var(--primary-dark);padding:0.65rem 0.75rem;text-align:left;font-weight:600;border-bottom:2px solid var(--primary)}
.dl-table td{padding:0.55rem 0.75rem;border-bottom:1px solid var(--border);color:var(--text-secondary)}
.dl-table tr:hover td{background:#f8fafc}
.dl-table .dl-date{font-weight:600;color:var(--text);white-space:nowrap}
.dl-table--compact th,.dl-table--compact td{padding:0.4rem 0.6rem;font-size:0.85rem}

/* Feature list */
.dl-feature-list{list-style:none;padding:0!important}
.dl-feature-list li{padding:0.5rem 0 0.5rem 1.5rem;position:relative;border-bottom:1px solid var(--border)}
.dl-feature-list li:last-child{border-bottom:none}
.dl-feature-list li::before{content:"✓";position:absolute;left:0;color:var(--dl-green);font-weight:700}

/* Tips */
.dl-tips{list-style:none;padding:0!important}
.dl-tips li{padding:0.75rem 0 0.75rem 1.5rem;position:relative;border-bottom:1px solid var(--border)}
.dl-tips li:last-child{border-bottom:none}
.dl-tips li::before{content:"→";position:absolute;left:0;color:var(--primary);font-weight:700}

/* Download box */
.dl-download-box{background:var(--card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);border:2px solid var(--primary);text-align:center}
.dl-download-box--sticky{position:sticky;top:90px}
.dl-download-icon{font-size:3rem;margin-bottom:0.5rem}
.dl-download-box h3{font-size:1.1rem;color:var(--primary-dark);margin-bottom:0.25rem}
.dl-download-box>p:first-of-type{color:var(--text-light);font-size:0.85rem;margin-bottom:1rem}
.dl-download-meta{list-style:none;padding:0!important;text-align:left;margin-bottom:1.25rem}
.dl-download-meta li{padding:0.35rem 0;padding-left:1.25rem;position:relative;font-size:0.85rem;color:var(--text-secondary)}
.dl-download-meta li::before{content:"✓";position:absolute;left:0;color:var(--dl-green);font-weight:700}
.dl-download-btn{display:block;background:var(--primary);color:#fff;padding:0.875rem 1.5rem;border-radius:8px;text-decoration:none;font-weight:700;font-size:1rem;transition:background .2s;text-align:center}
.dl-download-btn:hover{background:var(--primary-dark)}
.dl-download-note{font-size:0.75rem;color:var(--text-light);margin-top:0.75rem}

/* Checklist preview */
.dl-checklist-preview{background:var(--card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin:1rem 0}
.dl-checklist-preview h3{font-size:1rem;color:var(--primary-dark);margin:1.25rem 0 0.5rem;padding-bottom:0.35rem;border-bottom:1px solid var(--border)}
.dl-checklist-preview h3:first-child{margin-top:0}
.dl-check-item{padding:0.4rem 0;font-size:0.9rem;color:var(--text-secondary);display:flex;align-items:flex-start;gap:0.5rem;border-bottom:1px solid var(--border-light)}
.dl-check-item:last-child{border-bottom:none}
.dl-checkbox{color:var(--text-muted);font-size:1rem;flex-shrink:0;margin-top:0.05rem}

/* Sheets preview */
.dl-sheets{display:grid;gap:1rem;margin:1rem 0}
.dl-sheet{background:var(--card);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);border-left:4px solid var(--primary)}
.dl-sheet h3{font-size:1rem;color:var(--primary-dark);margin:0 0 0.35rem}
.dl-sheet p{font-size:0.85rem;color:var(--text-secondary);margin:0;line-height:1.5}

/* Category grid */
.dl-category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin:1rem 0}
.dl-category-card{background:var(--card);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);border:1px solid var(--border)}
.dl-category-card h3{font-size:0.95rem;color:var(--primary-dark);margin:0 0 0.35rem}
.dl-category-card p{font-size:0.82rem;color:var(--text-secondary);margin:0;line-height:1.5}

/* Card preview (rates) */
.dl-card-preview{background:var(--card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin:1rem 0}
.dl-card-preview h3{font-size:1rem;color:var(--primary-dark);margin:1.25rem 0 0.5rem;padding-bottom:0.35rem;border-bottom:1px solid var(--border)}
.dl-card-preview h3:first-child{margin-top:0}

/* Uses list */
.dl-uses{list-style:none;padding:0!important}
.dl-uses li{padding:0.5rem 0 0.5rem 1.5rem;position:relative;border-bottom:1px solid var(--border)}
.dl-uses li:last-child{border-bottom:none}
.dl-uses li::before{content:"✓";position:absolute;left:0;color:var(--dl-green);font-weight:700}

/* Note */
.dl-note{background:var(--primary-50);border-left:4px solid var(--primary);padding:0.75rem 1rem;border-radius:0 8px 8px 0;font-size:0.85rem;color:var(--text-secondary);margin:0.75rem 0}

/* FAQ */
.dl-faq{background:var(--card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin:2rem 0}
.dl-faq h2{font-size:1.3rem;color:var(--primary-dark);margin-bottom:1rem}
.dl-faq-item{border-bottom:1px solid var(--border)}
.dl-faq-item:last-child{border-bottom:none}
.dl-faq-q{width:100%;text-align:left;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:0.95rem;padding:1rem 0;background:none;border:none;font-family:inherit}
.dl-faq-q .dl-faq-icon{color:var(--primary);font-size:1.25rem;font-weight:700;flex-shrink:0;margin-left:0.5rem}
.dl-faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.dl-faq-inner{padding:0 0 1rem;color:var(--text-secondary);font-size:0.9rem;line-height:1.7}
.dl-faq-a.open{max-height:600px}

/* Related */
.dl-related{margin:2rem 0}
.dl-related h2{font-size:1.3rem;color:var(--primary-dark);margin-bottom:1rem}
.dl-related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.dl-related-card{background:var(--card);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);border:1px solid var(--border);text-decoration:none;transition:transform .2s,box-shadow .2s}
.dl-related-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px -5px rgb(0 0 0 / 0.1)}
.dl-related-card h3{color:var(--primary);margin-bottom:0.35rem;font-size:0.95rem}
.dl-related-card p{color:var(--text-secondary);font-size:0.85rem;line-height:1.5;margin:0}

/* Sources */
.dl-sources{font-size:0.8rem;color:var(--text-light);margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border)}
.dl-sources h3{font-size:0.9rem;color:var(--text);margin-bottom:0.5rem}
.dl-sources ul{padding-left:1.25rem}
.dl-sources li{margin-bottom:0.25rem}
.dl-sources a{color:var(--primary)}

/* Footer */
.dl-footer{background:var(--card);border-top:1px solid var(--border);padding:2rem 0;margin-top:3rem;text-align:center}
.dl-footer p{color:var(--text-light);font-size:0.85rem}

/* Hub page */
.dl-hub-intro{text-align:center;max-width:700px;margin:0 auto 2.5rem}
.dl-hub-intro p{color:var(--text-secondary);font-size:1rem;line-height:1.7}
.dl-hub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-bottom:3rem}
.dl-hub-card{background:var(--card);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);text-decoration:none;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.dl-hub-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px -5px rgb(0 0 0 / 0.12)}
.dl-hub-icon{font-size:2.5rem;margin-bottom:0.75rem}
.dl-hub-card h3{color:var(--text);margin-bottom:0.35rem;font-size:1.1rem}
.dl-hub-card>p{color:var(--text-secondary);font-size:0.9rem;line-height:1.6;flex:1;margin-bottom:1rem}
.dl-hub-meta{display:flex;align-items:center;gap:0.75rem;font-size:0.8rem;color:var(--text-light);flex-wrap:wrap}
.dl-hub-tag{background:var(--primary-50);color:var(--primary-dark);padding:0.2rem 0.6rem;border-radius:4px;font-weight:600;font-size:0.75rem}

@media(max-width:768px){
.dl-grid{grid-template-columns:1fr}
.dl-sidebar{order:-1}
.dl-download-box--sticky{position:static}
.dl-hub-grid{grid-template-columns:1fr}
.dl-category-grid{grid-template-columns:1fr}
.dl-related-grid{grid-template-columns:1fr}
.dl-nav-links{display:none}
}