/* ========== SUBPAGE LAYOUT ========== */
.subpage-body { padding-top: 0; }

.subpage-hero {
    background: linear-gradient(135deg, #0A2540 0%, #1a3a5c 50%, #2D9A4B 100%);
    color: var(--white);
    padding: 180px 0 80px;
    position: relative;
    overflow: hidden;
}

.subpage-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(45, 154, 75, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(33, 150, 243, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.subpage-hero .container { position: relative; z-index: 2; }

.breadcrumbs {
    display: flex;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition);
}

.breadcrumbs a:hover { color: var(--green-light); }
.breadcrumbs .sep { opacity: 0.5; }
.breadcrumbs .current { color: var(--green-light); font-weight: 500; }

.subpage-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 30px;
    margin-bottom: 18px;
    backdrop-filter: blur(10px);
}

.subpage-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 52px;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 18px;
    max-width: 900px;
}

.subpage-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    max-width: 800px;
    margin-bottom: 30px;
}

.subpage-hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* ========== SUBPAGE CONTENT ========== */
.content-section {
    padding: 80px 0;
    background: var(--white);
}

.content-section.alt { background: var(--gray-light); }

.content-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 60px;
    align-items: start;
}

.content-main h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 800;
    color: var(--navy);
    margin: 40px 0 16px;
    line-height: 1.25;
}

.content-main h2:first-child { margin-top: 0; }

.content-main h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--navy);
    margin: 28px 0 12px;
}

.content-main p {
    font-size: 16px;
    color: var(--gray-dark);
    line-height: 1.85;
    margin-bottom: 16px;
}

.content-main ul,
.content-main ol {
    margin: 12px 0 20px;
    padding-left: 24px;
}

.content-main ul li,
.content-main ol li {
    color: var(--gray-dark);
    line-height: 1.8;
    margin-bottom: 8px;
    list-style: disc;
    font-size: 15px;
}

.content-main ol li { list-style: decimal; }
.content-main strong { color: var(--navy); }
.content-main a { color: var(--green); text-decoration: underline; }
.content-main a:hover { color: var(--green-dark); }

/* Highlight callout */
.callout {
    background: linear-gradient(135deg, rgba(45, 154, 75, 0.08), rgba(33, 150, 243, 0.06));
    border-left: 4px solid var(--green);
    border-radius: 12px;
    padding: 22px 26px;
    margin: 24px 0;
}

.callout p { font-size: 15px; margin: 0; color: var(--navy); line-height: 1.7; }
.callout strong { color: var(--green-dark); }

/* Spec table */
.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0 30px;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.spec-table th,
.spec-table td {
    padding: 14px 18px;
    text-align: left;
    font-size: 14px;
    border-bottom: 1px solid var(--gray-light);
}

.spec-table th {
    background: var(--navy);
    color: var(--white);
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.5px;
}

.spec-table tr:last-child td { border-bottom: none; }
.spec-table tr:nth-child(even) td { background: rgba(45, 154, 75, 0.03); }

/* Sidebar */
.content-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-card {
    background: var(--gray-light);
    border-radius: 18px;
    padding: 28px;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.sidebar-card h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--green);
    display: inline-block;
}

.sidebar-card ul li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    list-style: none !important;
}

.sidebar-card ul li:last-child { border-bottom: none; }

.sidebar-card a {
    color: var(--navy);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    text-decoration: none !important;
}

.sidebar-card a::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--green);
    font-size: 12px;
}

.sidebar-card a:hover {
    color: var(--green-dark);
    padding-left: 4px;
}

.sidebar-cta {
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 18px;
    padding: 28px;
    text-align: center;
}

.sidebar-cta h4 {
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.sidebar-cta p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.6;
}

.sidebar-cta .btn {
    background: var(--white);
    color: var(--navy);
    padding: 12px 22px;
    font-size: 13px;
    display: inline-flex;
    border-radius: 30px;
    font-weight: 600;
    gap: 6px;
}

.sidebar-cta .btn:hover {
    background: var(--green-light);
    color: var(--white);
}

/* Page CTA Block */
.page-cta {
    background: linear-gradient(135deg, #0A2540 0%, #1a3a5c 100%);
    color: var(--white);
    padding: 70px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(45, 154, 75, 0.2), transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(33, 150, 243, 0.15), transparent 50%);
}

.page-cta .container { position: relative; z-index: 2; }

.page-cta h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 14px;
}

.page-cta p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 26px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-cta-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Related pages grid */
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 30px;
}

.related-card {
    background: var(--white);
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
    display: block;
    text-decoration: none !important;
    color: inherit;
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--green);
}

.related-card .related-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 14px;
}

.related-card h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
}

.related-card p {
    font-size: 13px;
    color: var(--gray-dark);
    line-height: 1.6;
    margin: 0;
}

/* Blog list */
.blog-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.blog-card {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-light);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--green);
}

.blog-cover {
    height: 200px;
    background: linear-gradient(135deg, #0A2540, #2D9A4B);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 48px;
    overflow: hidden;
}

.blog-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.15), transparent 60%);
}

.blog-meta {
    padding: 20px 26px 0;
    font-size: 12px;
    color: var(--gray-dark);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.blog-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    padding: 10px 26px 0;
    line-height: 1.35;
}

.blog-card h3 a { color: inherit; text-decoration: none; }
.blog-card h3 a:hover { color: var(--green); }

.blog-card .excerpt {
    padding: 10px 26px 20px;
    font-size: 14px;
    color: var(--gray-dark);
    line-height: 1.7;
    flex: 1;
}

.blog-card .read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0 26px 24px;
    color: var(--green);
    font-size: 13px;
    font-weight: 600;
}

.blog-card .read-more:hover { gap: 10px; }

/* Article body */
.article-hero {
    padding: 160px 0 60px;
}

.article-body {
    max-width: 820px;
    margin: 0 auto;
    padding: 60px 24px;
}

.article-body h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--navy);
    margin: 40px 0 14px;
}

.article-body h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    margin: 24px 0 10px;
}

.article-body p {
    font-size: 17px;
    line-height: 1.85;
    color: var(--gray-dark);
    margin-bottom: 18px;
}

.article-body ul,
.article-body ol {
    margin: 12px 0 20px;
    padding-left: 24px;
}

.article-body ul li,
.article-body ol li {
    color: var(--gray-dark);
    line-height: 1.85;
    margin-bottom: 10px;
    list-style: disc;
    font-size: 16px;
}

.article-body ol li { list-style: decimal; }
.article-body strong { color: var(--navy); }
.article-body a { color: var(--green); text-decoration: underline; }
.article-body img { border-radius: 12px; margin: 24px 0; max-width: 100%; }
.article-body table { width: 100%; margin: 20px 0; border-collapse: collapse; }
.article-body table th, .article-body table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--gray-light); font-size: 15px; }
.article-body table th { background: var(--navy); color: var(--white); font-weight: 600; }

/* Responsive */
@media (max-width: 900px) {
    .subpage-title { font-size: 36px; }
    .content-grid { grid-template-columns: 1fr; gap: 40px; }
    .content-sidebar { position: static; }
    .related-grid { grid-template-columns: 1fr; }
    .blog-list { grid-template-columns: 1fr; }
    .article-body p { font-size: 16px; }
}