/* Typography & Readability Overrides for Whitepaper */
:root {
    /* Premium Gold / Amber Palette */
    --color-gold-50: #fffdf5;
    --color-gold-100: #fdf6e3;
    --color-gold-200: #faeab8;
    --color-gold-300: #f5d988;
    --color-gold-400: #ecc253;
    --color-gold-500: #d4af37;
    /* Primary Gold */
    --color-gold-600: #b5952f;
    --color-gold-700: #917522;
    --color-gold-800: #765e20;
    --color-gold-900: #624e1f;

    /* Semantic overrides */
    --wp-accent-color: var(--color-gold-500);
    --wp-accent-bg: var(--color-gold-50);
    --wp-border-color: #e2e8f0;
}

body {
    background-color: #f8fafc;
    /* Softer slate background */
    color: #334155;
    /* Slate-700 */
    font-family: 'Inter', sans-serif;
    line-height: 1.8;
    /* Relaxed reading experience */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.wp-container {
    background-color: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    max-width: 1400px;
    margin: 0 auto;
}

/* Sidebar Navigation - Premium Sticky */
.wp-sidebar {
    background-color: #ffffff;
    border-right: 1px solid var(--wp-border-color);
}

.wp-nav-brand {
    font-family: 'Merriweather', serif;
    font-weight: 900;
    font-size: 1rem;
    color: #0f172a;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

.wp-nav-link {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    color: #64748b;
    border-left: 2px solid transparent;
    padding: 0.6rem 0 0.6rem 1.25rem;
    transition: all 0.3s ease;
}

.wp-nav-link:hover {
    color: var(--color-gold-600);
    background: linear-gradient(90deg, #fdfbf7 0%, transparent 100%);
    border-left-color: var(--color-gold-300);
}

.wp-nav-link.active {
    color: #0f172a;
    font-weight: 600;
    border-left-color: var(--color-gold-500);
    background: linear-gradient(90deg, var(--color-gold-50) 0%, transparent 100%);
}

.wp-nav-num {
    font-family: 'Merriweather', serif;
    font-size: 0.75rem;
    color: var(--color-gold-500);
    margin-right: 0.5rem;
    font-weight: 700;
}

/* Main Content Area */

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wp-content {
    background-color: white;
    color: #334155;
    padding: 5rem 6rem;
    animation: fadeInUp 0.8s ease-out forwards;
}

.strategy-layer p {
    font-size: 1.05rem !important;
    /* Increased for readability */
    color: #475569;
    margin-bottom: 0.5rem !important;
    line-height: 1.6;
}


.wp-article {
    max-width: 72ch;
    /* Optimal reading width */
    margin: 0 auto;
}

.wp-article h1 {
    font-family: 'Merriweather', serif;
    color: #0f172a;
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.wp-subtitle {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    color: var(--color-gold-600);
    font-weight: 500;
    margin-bottom: 3rem;
    line-height: 1.5;
    border-bottom: 1px solid var(--wp-border-color);
    padding-bottom: 2rem;
}

.wp-article h2 {
    font-family: 'Merriweather', serif;
    color: #0f172a;
    font-size: 1.85rem;
    margin-top: 0;
    /* Spacing handled by Section container */
    margin-bottom: 2rem;
    padding-top: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-gold-200);
    display: flex;
    align-items: center;
}

/* Strategic Section Spacing - Optimized Flow */
.wp-article section,
.wp-article header {
    margin-bottom: 6rem;
    scroll-margin-top: 100px;
    /* Offset for sticky nav */
    position: relative;
}

.wp-section-idx {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    background: var(--color-gold-500);
    color: white;
    padding: 0.25rem 0.6rem;
    border-radius: 2px;
    margin-right: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    transform: translateY(-2px);
}

.wp-article p {
    margin-bottom: 1.75rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Engine/Card Grid System */
.engine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.engine-card {
    background: white;
    border: 1px solid var(--wp-border-color);
    border-radius: 8px;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.engine-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-gold-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.engine-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.08);
    /* Soft, premium shadow */
    border-color: var(--color-gold-200);
}

.engine-card:hover::before {
    transform: scaleX(1);
}

.engine-card h4 {
    color: var(--color-gold-700);
}

.engine-card .engine-concept {
    font-family: 'Merriweather', serif;
    font-size: 1.2rem;
    color: #0f172a;
    font-weight: 700;
    margin-bottom: 1rem;
}

.engine-card .engine-insight {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #475569;
    border-top: 1px solid #f1f5f9;
    padding-top: 1.25rem;
    font-family: 'Inter', sans-serif;
    /* Cleaner than serif for small text */
    font-style: normal;
}

.engine-card .engine-source {
    display: block;
    font-size: 0.7rem;
    color: #94a3b8;
    margin-top: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Sub-sections & Lists */
.wp-sub-section {
    margin: 3rem 0;
    padding: 0;
    border-left: none;
}

.wp-sub-section h3 {
    font-family: 'Merriweather', serif;
    color: #1e293b;
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    position: relative;
    padding-left: 1rem;
    border-left: 4px solid var(--color-gold-500);
}

.strategy-layer {
    background: #fdfdfd;
    border: 1px solid #f1f5f9;
    padding: 1.5rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    border-left: 3px solid transparent;
    transition: border-color 0.2s;
}

.strategy-layer:hover {
    border-left-color: var(--color-gold-400);
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.strategy-layer h4 {
    color: #0f172a;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

/* Quote / Highlight Box */
.highlight-box {
    background-color: var(--color-gold-50);
    border: none;
    border-top: 2px solid var(--color-gold-500);
    border-bottom: 2px solid var(--color-gold-500);
    padding: 3rem 4rem;
    margin: 4rem 0;
    font-family: 'Merriweather', serif;
    font-style: italic;
    font-size: 1.35rem;
    line-height: 1.6;
    color: #1e293b;
    text-align: center;
    position: relative;
}

.highlight-box::before {
    content: "“";
    display: block;
    font-size: 4rem;
    color: var(--color-gold-300);
    line-height: 1;
    margin-bottom: -1rem;
}

/* Header/Footer Overrides for this page */
.site-header .brand-text {
    color: white !important;
}

.site-header .header-nav a {
    color: #94a3b8 !important;
}

.site-header .header-nav a:hover {
    color: white !important;
}

.site-footer {
    background-color: #020617 !important;
    color: #94a3b8 !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer .brand-text,
.site-footer .footer-section-title {
    color: white !important;
}

.site-footer a {
    color: #94a3b8 !important;
}

.site-footer a:hover {
    color: white !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .wp-content {
        padding: 3rem 1.5rem;
    }

    .wp-article h1 {
        font-size: 2.25rem;
    }

    .highlight-box {
        padding: 2rem;
        font-size: 1.15rem;
    }
}

/* CTA / Strategic Reflection Box */
.cta-box {
    background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
    color: white;
    padding: 3.5rem;
    border-radius: 12px;
    margin-top: 6rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.cta-box::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
    pointer-events: none;
}

.cta-box h2 {
    color: white !important;
    font-family: 'Merriweather', serif;
    font-size: 2rem !important;
    font-weight: 900;
    margin-top: 0 !important;
    margin-bottom: 2rem !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding-bottom: 1rem;
}

.cta-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cta-box li {
    margin-bottom: 1.5rem;
    font-size: 1.15rem;
    color: #f8fafc;
    /* Slate 50 - Brighter */
    padding-left: 2rem;
    position: relative;
    line-height: 1.6;
}

.cta-box p {
    color: #ffffff !important;
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 1 !important;
}

.cta-box li::before {
    content: '✦';
    position: absolute;
    left: 0;
    top: 0.1em;
    color: var(--color-gold-500);
    font-size: 1rem;
}


/* Value Section - Split Axis Layout */
.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.axis-card {
    background: #ffffff;
    border: 1px solid var(--wp-border-color);
    border-radius: 12px;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    display: flex;
    flex-direction: column;
}

.axis-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.08);
    border-color: var(--color-gold-300);
}

.axis-card i {
    color: var(--color-gold-500);
    margin-bottom: 1.5rem;
    width: 2rem;
    height: 2rem;
}

.axis-card h3 {
    margin-top: 0 !important;
    padding-left: 0 !important;
    border-left: none !important;
    font-size: 1.25rem !important;
    color: #0f172a !important;
}

.axis-card ul {
    margin-top: auto;
    padding-left: 0;
    list-style: none;
}

.axis-card li {
    font-size: 0.95rem !important;
    color: #475569 !important;
    margin-bottom: 0.75rem !important;
    padding-left: 1.5rem;
    position: relative;
}

.axis-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-gold-500);
    font-weight: 700;
}

/* Pillar Strategy Design (Architecture & Evolution) */
.strategy-pillar-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: 3rem 0;
}

.strategy-pillar {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 1.5rem;
    align-items: start;
    padding: 1.5rem;
    border: 1px solid transparent;
    border-radius: 12px;
    transition: all 0.3s ease;
    background: #fdfdfd;
}

.strategy-pillar:hover {
    background: white;
    border-color: var(--color-gold-200);
    transform: translateX(5px);
    box-shadow: 0 10px 20px -10px rgba(0, 0, 0, 0.05);
}

.pillar-icon-box {
    width: 60px;
    height: 60px;
    background: var(--color-gold-50);
    border: 1px solid var(--color-gold-100);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold-600);
    transition: all 0.3s ease;
}

.strategy-pillar:hover .pillar-icon-box {
    background: var(--color-gold-500);
    color: white;
    border-color: var(--color-gold-500);
    transform: scale(1.05);
}

.pillar-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    color: #0f172a;
    font-weight: 700;
}

.pillar-content p {
    margin: 0 !important;
    font-size: 0.95rem !important;
    color: #64748b;
    line-height: 1.6;
}

/* Color Variants for Value Section */
.axis-card.axis-indigo {
    border-top: 4px solid #6366f1;
    /* Indigo 500 */
}

.axis-card.axis-indigo i {
    color: #6366f1;
}

.axis-card.axis-indigo:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f5f7ff 100%);
    border-color: #6366f1;
}

.axis-card.axis-emerald {
    border-top: 4px solid #10b981;
    /* Emerald 500 */
}

.axis-card.axis-emerald i {
    color: #10b981;
}

.axis-card.axis-emerald:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
    border-color: #10b981;
}

.axis-card .axis-tag {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 800;
    margin-bottom: 0.5rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.axis-indigo .axis-tag {
    background: #e0e7ff;
    color: #4338ca;
}

.axis-emerald .axis-tag {
    background: #d1fae5;
    color: #065f46;
}

/* ScrollSpy Active adjustments for new elements */
.wp-nav-link.active {
    color: #0f172a;
    font-weight: 700;
}