/* Harmonic London — service-pillar.css
   Shared stylesheet. Page-specific colour variables are set in a small
   :root block on each page. */

        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body { font-family: 'DM Sans', -apple-system, system-ui, sans-serif; color: var(--text); line-height: 1.7; background: var(--bg); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
        .breadcrumb { background: var(--primary); padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
        .breadcrumb-inner { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; color: rgba(255,255,255,0.45); font-family: 'JetBrains Mono', monospace; }
        .breadcrumb a { color: rgba(255,255,255,0.45); text-decoration: none; border: none; transition: color 0.2s; }
        .breadcrumb a:hover { color: var(--accent); border: none; }
        .breadcrumb-sep { color: rgba(255,255,255,0.18); }
        .breadcrumb-current { color: var(--pillar); }
        .hero-section { background: var(--primary); color: white; padding: 100px 0 140px; position: relative; overflow: hidden; }
        .hero-section::before { content: ''; position: absolute; top: -20%; right: -5%; width: 700px; height: 700px; background: radial-gradient(circle, rgba(var(--pillar-rgb),0.1) 0%, transparent 65%); border-radius: 50%; pointer-events: none; }
        .hero-section::after { content: ''; position: absolute; bottom: -10%; left: -5%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(212,175,55,0.06) 0%, transparent 65%); border-radius: 50%; pointer-events: none; }
        .hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
        .hero-section .container { position: relative; z-index: 1; }
        .hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; background: var(--pillar-light); border: 1px solid rgba(var(--pillar-rgb),0.3); padding: 8px 20px; margin-bottom: 32px; font-size: 0.75rem; font-weight: 600; color: var(--pillar); letter-spacing: 0.1em; text-transform: uppercase; }
        .hero-eyebrow::before { content: ''; width: 6px; height: 6px; background: var(--pillar); border-radius: 50%; }
        .hero-title { font-family: 'Playfair Display', serif; font-size: clamp(2.75rem, 5vw, 4.75rem); font-weight: 600; line-height: 1.08; margin-bottom: 28px; letter-spacing: -0.03em; max-width: 920px; }
        .hero-title em { font-style: italic; color: var(--pillar); }
        .hero-subtitle { font-size: 1.25rem; font-weight: 300; opacity: 0.8; max-width: 640px; line-height: 1.7; letter-spacing: -0.01em; margin-bottom: 48px; }
        .hero-cta-row { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
        .hero-cta-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--pillar); color: white; padding: 16px 36px; font-size: 0.9375rem; font-weight: 600; text-decoration: none; border: none; letter-spacing: 0.02em; transition: all 0.3s ease; }
        .hero-cta-primary:hover { background: var(--pillar-dark); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(var(--pillar-rgb),0.35); border: none; }
        .hero-cta-secondary { font-size: 0.9375rem; color: rgba(255,255,255,0.6); text-decoration: none; border: none; display: flex; align-items: center; gap: 8px; transition: color 0.2s; }
        .hero-cta-secondary:hover { color: var(--accent); border: none; }
        .hero-bottom-bar { display: flex; gap: 40px; margin-top: 64px; padding-top: 40px; border-top: 1px solid rgba(255,255,255,0.08); flex-wrap: wrap; }
        .hero-stat { display: flex; flex-direction: column; gap: 4px; }
        .hero-stat-number { font-family: 'Playfair Display', serif; font-size: 2.25rem; font-weight: 700; color: var(--accent); line-height: 1; }
        .hero-stat-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.4; }
        .intro-section { padding: 120px 0; }
        .intro-layout { display: grid; grid-template-columns: 1fr 380px; gap: 80px; align-items: start; }
        .intro-body p { font-size: 1.1875rem; color: var(--text-light); margin-bottom: 24px; line-height: 1.8; letter-spacing: -0.01em; }
        .intro-body p:first-child { font-size: 1.375rem; color: var(--text); font-weight: 400; line-height: 1.7; }
        .intro-body p strong { color: var(--text); font-weight: 600; }
        .intro-sidebar { background: var(--primary); color: white; padding: 36px; position: sticky; top: 100px; }
        .sidebar-title { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--pillar); margin-bottom: 20px; }
        .sidebar-list { list-style: none; }
        .sidebar-list li { display: flex; align-items: flex-start; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.06); font-size: 0.9rem; color: rgba(255,255,255,0.8); line-height: 1.5; }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-dot { width: 7px; height: 7px; background: var(--pillar); border-radius: 50%; flex-shrink: 0; margin-top: 6px; }
        .sidebar-cta-block { margin-top: 28px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.08); }
        .sidebar-cta-text { font-size: 0.875rem; opacity: 0.55; margin-bottom: 16px; line-height: 1.6; }
        .sidebar-cta-link { display: flex; align-items: center; justify-content: space-between; background: var(--pillar); color: white; padding: 14px 20px; font-size: 0.875rem; font-weight: 600; text-decoration: none; border: none; transition: all 0.2s; }
        .sidebar-cta-link:hover { background: var(--pillar-dark); border: none; }
        .stats-section { padding: 100px 0; background: var(--gray-light); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
        .section-title { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 600; margin-bottom: 16px; color: var(--primary); line-height: 1.2; letter-spacing: -0.02em; text-align: center; }
        .section-subtitle { text-align: center; color: var(--text-light); font-size: 1.0625rem; max-width: 600px; margin: 0 auto 72px; line-height: 1.7; }
        .stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
        .stat-item { text-align: center; padding: 60px 40px; background: white; transition: all 0.3s ease; position: relative; }
        .stat-item::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--pillar); transform: scaleX(0); transition: transform 0.3s ease; }
        .stat-item:hover::before { transform: scaleX(1); }
        .stat-item:hover { background: var(--gray-light); }
        .stat-number { font-family: 'Playfair Display', serif; font-size: 3.75rem; font-weight: 600; color: var(--pillar); display: block; margin-bottom: 16px; letter-spacing: -0.02em; }
        .stat-label { font-size: 0.9375rem; color: var(--text-light); font-weight: 400; text-transform: uppercase; letter-spacing: 0.08em; line-height: 1.5; }
        .stats-context { margin-top: 48px; max-width: 800px; margin-left: auto; margin-right: auto; text-align: center; color: var(--text-light); font-size: 1rem; line-height: 1.7; }
        .benefits-section { padding: 120px 0; }
        .benefits-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 72px; }
        .benefit-card { background: white; padding: 56px 48px; transition: all 0.3s ease; position: relative; }
        .benefit-card::before { content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%; background: var(--pillar); transform: scaleY(0); transition: transform 0.3s ease; transform-origin: top; }
        .benefit-card:hover::before { transform: scaleY(1); }
        .benefit-card:hover { background: var(--pillar-tint); }
        .benefit-number { font-family: 'Playfair Display', serif; font-size: 3rem; font-weight: 700; color: rgba(var(--pillar-rgb),0.12); line-height: 1; margin-bottom: 20px; display: block; }
        .benefit-card h3 { font-family: 'Playfair Display', serif; font-size: 1.625rem; font-weight: 600; color: var(--primary); margin-bottom: 16px; letter-spacing: -0.01em; }
        .benefit-tag { display: inline-block; background: var(--primary); color: var(--pillar); padding: 5px 14px; font-size: 0.6875rem; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.1em; border: 1px solid rgba(var(--pillar-rgb),0.3); }
        .benefit-card p { color: var(--text-light); line-height: 1.8; font-size: 1rem; margin: 0; }
        .deliverables-section { padding: 120px 0; background: var(--gray-light); border-top: 1px solid var(--border); }
        .deliverables-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; margin-top: 72px; max-width: 1000px; margin-left: auto; margin-right: auto; }
        .deliverable-item { border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; gap: 20px; padding-bottom: 28px; transition: all 0.3s ease; }
        .deliverable-item:hover { border-bottom-color: var(--pillar); padding-left: 10px; }
        .deliverable-icon { flex-shrink: 0; width: 7px; height: 7px; background: var(--pillar); border-radius: 50%; margin-top: 10px; }
        .deliverable-content h4 { font-size: 1.0625rem; font-weight: 600; margin-bottom: 6px; color: var(--text); letter-spacing: -0.01em; }
        .deliverable-content p { font-size: 0.9375rem; color: var(--text-light); margin: 0; line-height: 1.7; }
        .timeline-section { padding: 100px 0; }
        .timeline { position: relative; padding: 40px 0; margin-top: 48px; }
        .timeline::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 3px; background: linear-gradient(to bottom, var(--primary) 0%, var(--pillar) 30%, rgba(var(--pillar-rgb),0.4) 50%, var(--pillar) 70%, var(--primary) 100%); transform: translateX(-50%); border-radius: 4px; }
        .timeline-item { position: relative; margin-bottom: 56px; display: grid; grid-template-columns: 1fr 80px 1fr; align-items: center; }
        .timeline-item:last-child { margin-bottom: 0; }
        .timeline-item:nth-child(odd) .timeline-content { grid-column: 1; text-align: right; padding-right: 44px; }
        .timeline-item:nth-child(odd) .timeline-empty { grid-column: 3; }
        .timeline-item:nth-child(even) .timeline-content { grid-column: 3; text-align: left; padding-left: 44px; }
        .timeline-item:nth-child(even) .timeline-empty { grid-column: 1; }
        .timeline-dot-container { grid-column: 2; display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; }
        .timeline-dot { width: 28px; height: 28px; background: var(--pillar); border: 4px solid white; border-radius: 50%; transition: all 0.3s ease; box-shadow: 0 0 0 4px rgba(var(--pillar-rgb),0.12), 0 4px 12px rgba(var(--pillar-rgb),0.3); }
        .timeline-item:hover .timeline-dot { transform: scale(1.4); box-shadow: 0 0 0 8px rgba(var(--pillar-rgb),0.15), 0 8px 24px rgba(var(--pillar-rgb),0.4); }
        .timeline-content { background: white; padding: 36px; border: 1px solid var(--border); transition: all 0.3s ease; position: relative; }
        .timeline-item:hover .timeline-content { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(var(--pillar-rgb),0.1); border-color: rgba(var(--pillar-rgb),0.25); }
        .timeline-content::before { content: ''; position: absolute; top: 50%; width: 0; height: 0; border: 13px solid transparent; transform: translateY(-50%); }
        .timeline-item:nth-child(odd) .timeline-content::before { right: -26px; border-left-color: white; }
        .timeline-item:nth-child(even) .timeline-content::before { left: -26px; border-right-color: white; }
        .timeline-period { font-family: 'JetBrains Mono', monospace; font-weight: 500; font-size: 0.8125rem; color: var(--pillar); margin-bottom: 8px; display: block; text-transform: uppercase; letter-spacing: 0.08em; }
        .timeline-title { font-family: 'Playfair Display', serif; font-size: 1.375rem; font-weight: 700; color: var(--text); margin-bottom: 12px; }
        .timeline-description { color: var(--text-light); margin-bottom: 16px; font-size: 0.9375rem; line-height: 1.7; }
        .timeline-deliverables { list-style: none; }
        .timeline-deliverables li { position: relative; padding-left: 20px; margin-bottom: 8px; color: var(--text-light); font-size: 0.9rem; line-height: 1.6; }
        .timeline-deliverables li::before { content: '→'; position: absolute; left: 0; color: var(--pillar); font-weight: 600; }
        .target-audience-section { padding: 100px 0; background: var(--gray-light); border-top: 1px solid var(--border); }
        .audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 60px; }
        .audience-card { background: white; padding: 36px; border: 1px solid var(--border); transition: all 0.3s ease; position: relative; }
        .audience-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--pillar); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
        .audience-card:hover::before { transform: scaleX(1); }
        .audience-card:hover { border-color: rgba(var(--pillar-rgb),0.25); box-shadow: 0 8px 32px rgba(0,0,0,0.06); transform: translateY(-3px); }
        .audience-icon { font-size: 1.75rem; margin-bottom: 16px; display: block; }
        .audience-card h3 { font-family: 'Playfair Display', serif; font-size: 1.25rem; font-weight: 600; color: var(--primary); margin-bottom: 10px; }
        .audience-card p { color: var(--text-light); font-size: 0.9375rem; margin: 0; line-height: 1.7; }
        .channels-section { padding: 100px 0; background: var(--primary); color: white; position: relative; overflow: hidden; }
        .channels-section::before { content: ''; position: absolute; top: -40%; right: -15%; width: 800px; height: 800px; background: radial-gradient(circle, rgba(var(--pillar-rgb),0.07) 0%, transparent 60%); border-radius: 50%; pointer-events: none; }
        .channels-section .section-title { color: white; }
        .channels-section .section-subtitle { color: rgba(255,255,255,0.5); }
        .channels-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06); margin-top: 60px; position: relative; z-index: 1; }
        .channel-card { background: rgba(255,255,255,0.03); padding: 48px 44px; transition: all 0.3s ease; position: relative; }
        .channel-card::before { content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%; background: var(--pillar); transform: scaleY(0); transition: transform 0.3s ease; }
        .channel-card:hover::before { transform: scaleY(1); }
        .channel-card:hover { background: rgba(255,255,255,0.05); }
        .channel-name { font-family: 'Playfair Display', serif; font-size: 1.5rem; font-weight: 600; color: white; margin-bottom: 6px; }
        .channel-tag { display: inline-block; font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--pillar); border: 1px solid rgba(var(--pillar-rgb),0.3); padding: 4px 12px; margin-bottom: 20px; }
        .channel-card p { color: rgba(255,255,255,0.55); font-size: 0.9375rem; line-height: 1.8; margin-bottom: 20px; }
        .channel-specs { display: flex; flex-direction: column; gap: 8px; }
        .channel-spec { display: flex; align-items: center; gap: 10px; font-size: 0.875rem; color: rgba(255,255,255,0.5); }
        .channel-spec::before { content: ''; width: 4px; height: 4px; background: var(--pillar); border-radius: 50%; flex-shrink: 0; }
        .cluster-nav { padding: 56px 0; background: white; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
        .cluster-nav-inner { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
        .cluster-nav-label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-light); margin-right: 8px; white-space: nowrap; }
        .cluster-nav-link { display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; background: var(--gray-light); border: 1px solid var(--border); font-size: 0.875rem; font-weight: 500; color: var(--text); text-decoration: none; transition: all 0.2s; white-space: nowrap; }
        .cluster-nav-link:hover { background: var(--pillar-light); border-color: var(--pillar); color: var(--pillar-dark); border-bottom: 1px solid var(--pillar); }
        .cluster-nav-link::before { content: ''; width: 5px; height: 5px; background: var(--pillar); border-radius: 50%; opacity: 0.5; }
        .faq-section { padding: 100px 0; }
        .faq-item { background: white; padding: 40px; border: 1px solid var(--border); margin-bottom: 20px; transition: all 0.3s ease; position: relative; }
        .faq-item::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--pillar); transform: scaleY(0); transform-origin: top; transition: transform 0.3s ease; }
        .faq-item:hover::before { transform: scaleY(1); }
        .faq-item:hover { border-color: rgba(var(--pillar-rgb),0.25); box-shadow: 0 6px 20px rgba(0,0,0,0.06); }
        .faq-question { font-family: 'Playfair Display', serif; font-size: 1.25rem; font-weight: 600; color: var(--primary); margin-bottom: 14px; display: flex; align-items: flex-start; gap: 14px; line-height: 1.4; }
        .faq-q-badge { flex-shrink: 0; width: 28px; height: 28px; background: var(--pillar); color: white; display: flex; align-items: center; justify-content: center; font-family: 'DM Sans', sans-serif; font-size: 0.75rem; font-weight: 700; border-radius: 50%; margin-top: 2px; }
        .faq-answer { color: var(--text-light); line-height: 1.8; padding-left: 42px; font-size: 1rem; }
        .faq-answer p { margin-bottom: 12px; }
        .faq-answer p:last-child { margin-bottom: 0; }
        .cta-section { background: var(--primary); color: white; padding: 120px 0; text-align: center; position: relative; overflow: hidden; }
        .cta-section::before { content: ''; position: absolute; top: -30%; left: 50%; transform: translateX(-50%); width: 800px; height: 800px; background: radial-gradient(circle, rgba(var(--pillar-rgb),0.08) 0%, transparent 60%); border-radius: 50%; }
        .cta-section .container { position: relative; z-index: 1; }
        .cta-section h2 { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 600; color: white; margin-bottom: 20px; letter-spacing: -0.02em; line-height: 1.1; }
        .cta-section h2 em { font-style: italic; color: var(--pillar); }
        .cta-section p { font-size: 1.125rem; opacity: 0.7; max-width: 600px; margin: 0 auto 48px; line-height: 1.7; }
        .cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .cta-btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--pillar); color: white; padding: 18px 44px; font-size: 1rem; font-weight: 600; text-decoration: none; border: none; letter-spacing: 0.02em; transition: all 0.3s ease; }
        .cta-btn-primary:hover { background: var(--pillar-dark); transform: translateY(-3px); box-shadow: 0 16px 40px rgba(var(--pillar-rgb),0.4); border: none; }
        .cta-btn-secondary { display: inline-flex; align-items: center; gap: 10px; background: transparent; color: white; padding: 18px 44px; font-size: 1rem; font-weight: 600; text-decoration: none; border: 1px solid rgba(255,255,255,0.2); letter-spacing: 0.02em; transition: all 0.3s ease; }
        .cta-btn-secondary:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.05); border-bottom-color: rgba(255,255,255,0.5); }
        .related-section { padding: 100px 0; background: var(--gray-light); border-top: 1px solid var(--border); }
        .related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 56px; }
        .related-link { padding: 24px; background: white; border: 1px solid var(--border); transition: all 0.3s ease; display: flex; flex-direction: column; gap: 8px; text-decoration: none; border-top: 3px solid transparent; }
        .related-link:hover { border-top-color: var(--pillar); box-shadow: 0 8px 24px rgba(0,0,0,0.06); transform: translateY(-2px); border-bottom: 1px solid var(--border); }
        .related-link-label { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-light); }
        .related-link-name { font-size: 1rem; font-weight: 600; color: var(--primary); line-height: 1.3; }
        .related-link-arrow { color: var(--pillar); font-size: 1.25rem; margin-top: auto; opacity: 0; transform: translateX(-6px); transition: all 0.2s; }
        .related-link:hover .related-link-arrow { opacity: 1; transform: translateX(0); }
        a { color: var(--primary); text-decoration: none; font-weight: 500; border-bottom: 1px solid transparent; transition: border-color 0.2s; }
        a:hover { border-bottom-color: var(--primary); }
        p { margin-bottom: 24px; }
        strong { color: var(--text); font-weight: 600; }
        .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
        .reveal.visible { opacity: 1; transform: translateY(0); }
        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        @media (max-width: 1024px) { .intro-layout { grid-template-columns: 1fr; } .intro-sidebar { position: static; } .audience-grid { grid-template-columns: repeat(2, 1fr); } .related-grid { grid-template-columns: repeat(2, 1fr); } .channels-grid { grid-template-columns: 1fr; } }
        @media (max-width: 768px) {
            .hero-section, .intro-section, .stats-section, .benefits-section, .deliverables-section, .timeline-section, .target-audience-section, .channels-section, .faq-section, .cta-section, .related-section { padding: 64px 0; }
            .container { padding: 0 24px; }
            .stats-grid { grid-template-columns: 1fr; } .benefits-grid { grid-template-columns: 1fr; }
            .deliverables-grid { grid-template-columns: 1fr; } .audience-grid { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr 1fr; }
            .timeline::before { left: 20px; }
            .timeline-item { grid-template-columns: 40px 1fr; }
            .timeline-item:nth-child(odd) .timeline-content, .timeline-item:nth-child(even) .timeline-content { grid-column: 2; text-align: left; padding-left: 24px; padding-right: 0; }
            .timeline-item:nth-child(odd) .timeline-empty, .timeline-item:nth-child(even) .timeline-empty { display: none; }
            .timeline-dot-container { grid-column: 1; }
            .timeline-content::before { display: none; }
        }