/* ══════════════════════════════════════════════════════════════
   Growbytes Blog — shared styles for the archive + single post
   templates. Design tokens (--green, --black, .container, .btn-*,
   .svc-label-*) are inherited from includes/header.php.
   ══════════════════════════════════════════════════════════════ */

/* ── Blog Hero ── */
.blog-hero {
    padding: 150px 0 70px;
    background: linear-gradient(180deg, #050505 0%, #0d0d0d 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.blog-hero::before {
    content: ""; position: absolute; top: -180px; left: 50%;
    transform: translateX(-50%); width: 760px; height: 760px;
    background: radial-gradient(circle, rgba(46,208,110,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.blog-hero-inner { position: relative; z-index: 1; max-width: 720px; }
.blog-hero-title {
    font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800;
    letter-spacing: -0.04em; line-height: 1.1; color: var(--white);
    margin: 20px 0 18px;
}
.blog-hero-desc {
    font-size: 1.12rem; color: rgba(255,255,255,0.62);
    line-height: 1.75; max-width: 600px;
}
.breadcrumb-nav {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 26px;
}
.breadcrumb-nav a { color: var(--white); font-weight: 600; text-decoration: none; }
.breadcrumb-nav a:hover { color: var(--green); }

/* ── Archive Grid ── */
.blog-archive-section { padding: 90px 0 110px; background: var(--white); }
.blog-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
    margin-top: 10px;
}
@media (max-width: 980px) { .blog-grid { grid-template-columns: 1fr; } }

.blog-card {
    display: flex; flex-direction: column; text-decoration: none;
    background: var(--white); border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200); overflow: hidden;
    transition: var(--transition);
}
.blog-card:hover {
    transform: translateY(-6px); box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.blog-card-img-wrap { position: relative; aspect-ratio: 16/10.5; overflow: hidden; background: var(--gray-100); }
.blog-card-img-wrap img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.blog-card:hover .blog-card-img-wrap img { transform: scale(1.06); }
.blog-card-cat {
    position: absolute; top: 16px; left: 16px;
    background: rgba(10,10,10,0.72); backdrop-filter: blur(6px);
    color: var(--green); font-size: 0.7rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
    padding: 7px 14px; border-radius: 50px;
}
.blog-card-body { padding: 26px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.blog-card-title {
    font-size: 1.25rem; font-weight: 800; letter-spacing: -0.02em;
    line-height: 1.32; color: var(--black); margin-bottom: 12px;
}
.blog-card:hover .blog-card-title { color: var(--green-dark); }
.blog-card-excerpt {
    font-size: 0.92rem; color: var(--gray-600); line-height: 1.65;
    flex: 1; margin-bottom: 18px;
}
.blog-card-meta {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.78rem; color: var(--gray-400); font-weight: 600;
    padding-top: 16px; border-top: 1px solid var(--gray-200);
}
.blog-card-dot { color: var(--gray-300); }
.blog-card-arrow {
    margin-left: auto; width: 30px; height: 30px; border-radius: 50%;
    background: var(--gray-100); display: flex; align-items: center; justify-content: center;
    transition: var(--transition); flex-shrink: 0;
}
.blog-card:hover .blog-card-arrow { background: var(--green); }
.blog-card-arrow svg { transition: var(--transition); }
.blog-card:hover .blog-card-arrow svg { transform: translateX(2px); }

/* ── Archive newsletter / partner strip ── */
.blog-strip {
    margin-top: 80px; border-radius: var(--radius-2xl);
    background: #0f1a13; padding: 56px 48px;
    display: flex; align-items: center; justify-content: space-between; gap: 32px;
    flex-wrap: wrap;
}
.blog-strip-text h3 { color: var(--white); font-size: 1.6rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 8px; }
.blog-strip-text p { color: rgba(255,255,255,0.55); font-size: 0.98rem; max-width: 480px; }
@media (max-width: 640px) { .blog-strip { padding: 40px 28px; } }

/* ── Single Post: Header meta ── */
.post-cat-badge {
    display: inline-flex; align-items: center; gap: 10px;
    background: rgba(46,208,110,0.1); border: 1px solid rgba(46,208,110,0.25);
    border-radius: 50px; padding: 8px 18px; margin-top: 28px;
}
.post-cat-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; }
.post-cat-text { font-size: 0.78rem; font-weight: 700; color: var(--green); letter-spacing: 0.08em; text-transform: uppercase; }
.post-meta-row {
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
    margin-top: 26px; font-size: 0.88rem; color: rgba(255,255,255,0.45); font-weight: 600;
}
.post-meta-dot { color: rgba(255,255,255,0.25); }

/* ── Single Post: Cover image ── */
.post-cover-wrap { max-width: 1000px; margin: -70px auto 0; padding: 0 32px; position: relative; z-index: 2; }
.post-cover-wrap img {
    width: 100%; height: clamp(240px, 42vw, 480px); object-fit: cover;
    border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); display: block;
}

/* ── Single Post: Layout ── */
.post-body-section { padding: 70px 0 100px; background: var(--white); }
.post-layout {
    max-width: 1000px; margin: 0 auto; display: grid;
    grid-template-columns: minmax(0,1fr) 300px; gap: 64px;
}
@media (max-width: 900px) { .post-layout { grid-template-columns: 1fr; gap: 0; padding: 0 20px; } }

.post-content { font-size: 1.08rem; color: var(--gray-700); line-height: 1.85; max-width: 680px; }
.post-content > *:first-child { margin-top: 0; }
.post-content p { margin-bottom: 24px; }
.post-content h2 {
    font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em;
    color: var(--black); margin: 48px 0 20px; line-height: 1.3;
    scroll-margin-top: 100px;
}
.post-content h3 {
    font-size: 1.28rem; font-weight: 800; letter-spacing: -0.01em;
    color: var(--black); margin: 36px 0 16px; line-height: 1.35;
    scroll-margin-top: 100px;
}
.post-content ul, .post-content ol { margin: 0 0 24px 22px; }
.post-content li { margin-bottom: 10px; }
.post-content strong { color: var(--black); font-weight: 700; }
.post-content a { color: var(--green-dark); text-decoration: underline; text-underline-offset: 3px; font-weight: 600; }
.post-content a:hover { color: var(--green); }
.post-content blockquote {
    border-left: 3px solid var(--green); margin: 32px 0; padding: 4px 0 4px 24px;
    font-size: 1.15rem; font-weight: 600; color: var(--black); font-style: italic;
}
.post-content hr { border: none; border-top: 1px solid var(--gray-200); margin: 44px 0; }
.post-content .lede { font-size: 1.22rem; color: var(--gray-800); font-weight: 500; line-height: 1.7; }

.post-toc {
    background: var(--gray-50); border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg); padding: 24px 24px 20px; margin: 36px 0 40px;
}
.post-toc-title { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray-500); margin-bottom: 14px; }
.post-toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.post-toc li { counter-increment: toc; margin-bottom: 10px; }
.post-toc li a {
    color: var(--gray-700); text-decoration: none; font-weight: 600; font-size: 0.95rem;
}
.post-toc li a::before { content: counter(toc) '. '; color: var(--green-dark); font-weight: 700; }
.post-toc li a:hover { color: var(--green-dark); text-decoration: underline; }

/* ── Affiliate CTA (in-article) ── */
.aff-cta-box {
    background: var(--black); border-radius: var(--radius-lg);
    padding: 32px 32px 30px; margin: 40px 0; position: relative; overflow: hidden;
}
.aff-cta-box::before {
    content: ""; position: absolute; top: -60px; right: -60px; width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(46,208,110,0.18) 0%, transparent 70%);
}
.aff-cta-logo {
    position: relative; display: block; height: 28px; width: auto;
    margin-bottom: 20px; filter: brightness(0) invert(1); opacity: 0.95;
}
.aff-cta-box h4 { position: relative; color: var(--white); font-size: 1.3rem; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 10px; line-height: 1.35; }
.aff-cta-box p { position: relative; color: rgba(255,255,255,0.6); font-size: 0.98rem; line-height: 1.65; margin-bottom: 22px; max-width: 520px; }
.aff-cta-box .btn { position: relative; }

/* ── Growbytes in-article CTA ── */
.gb-cta-box {
    background: linear-gradient(135deg, #10231a 0%, #0a0a0a 100%);
    border-radius: var(--radius-lg);
    padding: 38px 40px; margin: 40px 0;
    position: relative; overflow: hidden;
}
.gb-cta-box::before {
    content: ""; position: absolute; top: -80px; right: -60px; width: 260px; height: 260px;
    background: radial-gradient(circle, rgba(46,208,110,0.28) 0%, transparent 70%);
    pointer-events: none;
}
.gb-cta-box::after {
    content: ""; position: absolute; left: 0; top: 24px; bottom: 24px; width: 3px;
    border-radius: 0 4px 4px 0; background: var(--green);
}
.gb-cta-copy { position: relative; padding-left: 20px; }
.gb-cta-copy .p-label {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--green); margin-bottom: 14px;
}
.gb-cta-copy h5 {
    font-size: 1.45rem; font-weight: 800; letter-spacing: -0.015em; line-height: 1.3;
    color: var(--white); margin-bottom: 12px; max-width: 480px;
}
.gb-cta-copy p { font-size: 1rem; color: rgba(255,255,255,0.6); line-height: 1.7; margin-bottom: 26px; max-width: 460px; }
.gb-cta-box .btn { position: relative; margin-left: 20px; }

/* ── White CTA button (used inside in-article CTA boxes) ── */
.btn-cta-white {
    background: var(--white); color: var(--black) !important;
    box-shadow: 0 4px 14px rgba(0,0,0,0.18); border: none;
}
.btn-cta-white:hover { background: var(--gray-100); }

/* ── Sidebar ── */
.post-sidebar { display: flex; flex-direction: column; gap: 24px; }
.post-sidebar-inner { position: sticky; top: 110px; display: flex; flex-direction: column; gap: 24px; }
.side-card { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 26px; }
.side-card-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray-500); margin-bottom: 12px; }
.side-card h4 { font-size: 1.05rem; font-weight: 800; color: var(--black); margin-bottom: 10px; line-height: 1.35; }
.side-card p { font-size: 0.88rem; color: var(--gray-600); line-height: 1.6; margin-bottom: 18px; }
.side-card .btn { width: 100%; justify-content: center; padding: 12px 20px; font-size: 0.88rem; }
.side-card-dark { background: var(--black); border: none; }
.side-card-dark .side-card-label { color: var(--green); }
.side-card-dark h4 { color: var(--white); }
.side-card-dark p { color: rgba(255,255,255,0.55); }
.side-share { display: flex; gap: 10px; }
.side-share a {
    width: 40px; height: 40px; border-radius: 50%; background: var(--gray-100);
    display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.side-share a:hover { background: var(--green); }
.side-share a svg { stroke: var(--gray-700); transition: var(--transition); }
.side-share a:hover svg { stroke: var(--black); }
@media (max-width: 900px) { .post-sidebar-inner { position: static; margin-top: 48px; } }

/* ── Sidebar subscribe form ── */
.side-subscribe-input {
    width: 100%; padding: 12px 16px; margin-bottom: 12px;
    border: 1px solid var(--gray-300); border-radius: var(--radius-sm);
    font-family: inherit; font-size: 0.9rem; color: var(--black);
    background: var(--white); transition: var(--transition);
}
.side-subscribe-input:focus { outline: none; border-color: var(--green); }
.side-subscribe-msg { font-size: 0.82rem; margin-top: 12px; display: none; line-height: 1.5; }
.side-subscribe-msg.success { display: block; color: var(--green-dark); font-weight: 600; }
.side-subscribe-msg.error { display: block; color: #d64545; font-weight: 600; }
.side-subscribe-btn { position: relative; }
.side-subscribe-btn .btn-spinner {
    display: none; width: 16px; height: 16px; border: 2px solid rgba(10,10,10,0.25);
    border-top-color: var(--black); border-radius: 50%; animation: sideSpin 0.7s linear infinite;
}
@keyframes sideSpin { to { transform: rotate(360deg); } }

/* ── Author box ── */
.post-author-box {
    display: flex; align-items: center; gap: 16px; margin: 48px 0 0;
    padding: 24px; background: var(--gray-50); border-radius: var(--radius-lg);
    max-width: 680px;
}
.post-author-avatar {
    width: 54px; height: 54px; border-radius: 50%; background: var(--green);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; color: var(--black); font-size: 1.2rem; flex-shrink: 0;
}
.post-author-box .a-name { font-weight: 800; color: var(--black); font-size: 0.98rem; }
.post-author-box .a-role { font-size: 0.86rem; color: var(--gray-500); }

/* ── Tags ── */
.post-tags { display: flex; gap: 10px; flex-wrap: wrap; margin: 40px 0 0; max-width: 680px; }
.post-tags a {
    font-size: 0.82rem; font-weight: 600; color: var(--gray-600);
    background: var(--gray-100); padding: 8px 16px; border-radius: 50px;
    text-decoration: none; transition: var(--transition);
}
.post-tags a:hover { background: var(--green); color: var(--black); }

/* ── Related posts ── */
.related-section { padding: 20px 0 100px; background: var(--white); border-top: 1px solid var(--gray-200); margin-top: 40px; }
.related-header { padding-top: 60px; margin-bottom: 36px; }
.related-header h3 { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.02em; color: var(--black); }

/* ── Post nav (prev/next) ── */
.post-nav-strip {
    max-width: 1000px; margin: 0 auto 0; display: flex; justify-content: space-between;
    gap: 20px; padding: 0 32px 60px; flex-wrap: wrap;
}
@media (max-width: 900px) { .post-nav-strip { padding: 0 20px 40px; } }
.post-nav-link {
    flex: 1; min-width: 220px; text-decoration: none; padding: 20px 24px;
    border: 1px solid var(--gray-200); border-radius: var(--radius); transition: var(--transition);
}
.post-nav-link:hover { border-color: var(--green); background: var(--green-subtle); }
.post-nav-link .n-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 6px; }
.post-nav-link .n-title { font-size: 0.98rem; font-weight: 700; color: var(--black); }
.post-nav-link.n-right { text-align: right; }