/* ============================================
   3DBLOG – SCOPED TO .blog-3d
   No global conflicts · Dark theme · Responsive
   ============================================ */

.blog-3d section {
    max-width: 820px;
    margin: 0 auto 2.5rem auto;
    padding: 0 1rem;
    color: #e2e8f0;
}

.blog-3d section:last-child {
    margin-bottom: 0;
}

/* ---------- TYPOGRAPHY ---------- */
.blog-3d h1,
.blog-3d h2,
.blog-3d h3 {
    color: #ffffff;
}

.blog-3d h1 {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin: 0.5rem 0 0.75rem 0;
}

.blog-3d h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
    border-left: 6px solid #ffffff;
    padding-left: 1rem;
    line-height: 1.2;
}

.blog-3d h3 {
    font-size: clamp(1.1rem, 1.8vw, 1.3rem);
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.blog-3d p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
    color: #cbd5e1;
}

.blog-3d a {
    color: #60a5fa;
    text-decoration: none;
}

.blog-3d a:hover {
    color: #93bbfc;
    text-decoration: underline;
}

.blog-3d img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ---------- HERO SECTION ---------- */
.blog-3d section:first-of-type {
    max-width: 1200px;
    margin: 2rem auto 3rem auto;
    padding: 1.5rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: transparent;
    color: #e2e8f0;
}

.blog-3d section:first-of-type > *:not(img) {
    order: 1;
}

.blog-3d section:first-of-type span {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #ffffff;
    background: #2563eb;
    padding: 0.2rem 1.2rem;
    border-radius: 0;
    margin-bottom: 1rem;
}

.blog-3d section:first-of-type h1 {
    border-left: 6px solid #ffffff;
    padding-left: 1.2rem;
    max-width: 100%;
    margin-top: 0;
    color: #ffffff;
}

.blog-3d section:first-of-type p {
    font-size: 0.95rem;
    color: #94a3b8;
    background: transparent;
    padding: 0;
    border: none;
    display: block;
    margin-bottom: 1.5rem;
}

.blog-3d section:first-of-type img {
    order: 2;
    width: 100%;
    max-height: 460px;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.blog-3d section:first-of-type img:hover {
    transform: scale(1.008) translateY(-4px);
    box-shadow: 0 28px 64px -16px rgba(0, 0, 0, 0.6);
}

/* ---------- TABLE OF CONTENTS ---------- */
.blog-3d section:nth-child(2) {
    background: #1e293b;
    padding: 1.5rem 2rem;
    border-radius: 5px;
    border: 1px solid #334155;
    color: #e2e8f0;
}

.blog-3d section:nth-child(2) h2 {
    border-left: none;
    padding-left: 0;
    margin-top: 0;
    font-size: 1.2rem;
    border-bottom: 2px solid #334155;
    padding-bottom: 0.4rem;
    color: #ffffff;
}

.blog-3d section:nth-child(2) ol {
    list-style: none;
    counter-reset: toc;
    margin: 0.5rem 0 0 0;
    padding-left: 0;
}

.blog-3d section:nth-child(2) ol li {
    counter-increment: toc;
    padding: 0.35rem 0;
    border-bottom: 1px solid #2d3748;
    font-size: 1rem;
}

.blog-3d section:nth-child(2) ol li:last-child {
    border-bottom: none;
}

.blog-3d section:nth-child(2) ol li::before {
    content: counter(toc) ".";
    font-weight: 600;
    color: #60a5fa;
    margin-right: 0.6rem;
}

.blog-3d section:nth-child(2) ol li a {
    color: #e2e8f0;
    font-weight: 500;
}

.blog-3d section:nth-child(2) ol li a:hover {
    color: #60a5fa;
    text-decoration: none;
}

/* ---------- SECTIONS WITH ID ---------- */
.blog-3d section[id] h2 {
    border-left: 6px solid #ffffff;
    padding-left: 1rem;
    color: #ffffff;
}

.blog-3d section[id] p {
    color: #cbd5e1;
}

/* ---------- BULLET LISTS ---------- */
.blog-3d ul {
    margin: 0.5rem 0 1.5rem 1.5rem;
    padding-left: 0.5rem;
}

.blog-3d ul li {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: #cbd5e1;
}

.blog-3d ul li::marker {
    color: #60a5fa;
}

/* ---------- BLOCKQUOTE ---------- */
.blog-3d blockquote {
    background: #1e293b;
    border-left: 5px solid #3b82f6;
    padding: 1.25rem 1.8rem;
    margin: 1.5rem 0;
    font-style: italic;
    font-size: 1.15rem;
    color: #e2e8f0;
    border-radius: 0 12px 12px 0;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.blog-3d blockquote::before {
    content: "“";
    font-size: 2.2rem;
    line-height: 0.6;
    color: #60a5fa;
    opacity: 0.6;
    margin-right: 0.2rem;
}

/* ---------- KEY TAKEAWAYS ---------- */
.blog-3d section:nth-child(6) {
    background: #1e293b;
    padding: 1.5rem 2rem;
    border-radius: 16px;
    border: 1px solid #334155;
    color: #e2e8f0;
}

.blog-3d section:nth-child(6) h2 {
    border-left: none;
    padding-left: 0;
    margin-top: 0;
    border-bottom: 2px solid #334155;
    padding-bottom: 0.4rem;
    color: #ffffff;
}

.blog-3d section:nth-child(6) ul li {
    color: #cbd5e1;
}

.blog-3d section:nth-child(6) ul li::marker {
    color: #60a5fa;
}

/* ---------- CONCLUSION ---------- */
.blog-3d #conclusion {
    background: #1e293b;
    padding: 1.5rem 2rem;
    border-radius: 16px;
    border: 1px solid #334155;
    color: #e2e8f0;
}

.blog-3d #conclusion h2 {
    border-left: none;
    padding-left: 0;
    margin-top: 0;
    color: #ffffff;
}

.blog-3d #conclusion p {
    color: #cbd5e1;
}

/* ---------- SHARE SECTION ---------- */
.blog-3d section:nth-child(8) {
    text-align: center;
    padding: 1rem 0 0.5rem 0;
    color: #e2e8f0;
}

.blog-3d section:nth-child(8) h3 {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #94a3b8;
    font-size: 1.1rem;
}

.blog-3d section:nth-child(8) a {
    display: inline-block;
    background: #2d3748;
    padding: 0.3rem 1.2rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #e2e8f0;
    margin: 0 0.2rem 0.4rem 0.2rem;
    border: 1px solid #4a5568;
    transition: all 0.2s ease;
}

.blog-3d section:nth-child(8) a:hover {
    background: #2563eb;
    color: #ffffff;
    text-decoration: none;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* ---------- AUTHOR SECTION ---------- */
.blog-3d section:nth-child(9) {
    background: #1e293b;
    padding: 1.5rem 2rem;
    border-radius: 5px;
    border: 1px solid #334155;
    margin-top: 1rem;
    color: #e2e8f0;
}

.blog-3d section:nth-child(9) h2 {
    border-left: none;
    padding-left: 0;
    margin-top: 0;
    font-size: 1.2rem;
    border-bottom: 2px solid #334155;
    padding-bottom: 0.4rem;
    color: #ffffff;
}

.blog-3d section:nth-child(9) h3 {
    margin-top: 0.25rem;
    margin-bottom: 0.25rem;
    font-size: 1.3rem;
    color: #ffffff;
}

.blog-3d section:nth-child(9) p {
    margin-bottom: 0;
    color: #cbd5e1;
}

/* ---------- NAVIGATION ---------- */
.blog-3d section:last-child {
    text-align: center;
    padding: 1.5rem 0 0.5rem 0;
}

.blog-3d section:last-child a {
    display: inline-block;
    background: #2d3748;
    padding: 0.4rem 1.5rem;
    border-radius: 5px;
    border: 1px solid #4a5568;
    color: #e2e8f0;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.blog-3d section:last-child a:hover {
    background: #ffffff;
    color: #0a0a1a;
    text-decoration: none;
    border-color: #ffffff;
    transform: translateX(-4px);
}

.blog-3d section:last-child a::before {
    content: "← ";
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 820px) {
    .blog-3d section:first-of-type {
        gap: 2rem;
        padding: 1rem 1.5rem;
    }

    .blog-3d section:first-of-type h1 {
        font-size: clamp(2rem, 4vw, 2.8rem);
        padding-left: 0.8rem;
    }

    .blog-3d section:first-of-type img {
        max-height: 340px;
        min-height: 200px;
    }

    .blog-3d section:nth-child(2) ol li {
        font-size: 0.95rem;
    }
}

@media (max-width: 640px) {
    .blog-3d section {
        padding: 0 0.75rem;
        margin-bottom: 2rem;
    }

    .blog-3d h1 {
        font-size: 1.8rem;
    }

    .blog-3d h2 {
        font-size: 1.4rem;
        padding-left: 0.8rem;
        border-left-width: 4px;
    }

    .blog-3d section:first-of-type {
        display: block;
        padding: 0 0.75rem;
        margin: 1.5rem auto 2rem auto;
        text-align: left;
    }

    .blog-3d section:first-of-type h1 {
        font-size: 1.8rem;
        padding-left: 0.8rem;
        border-left-width: 4px;
        margin-top: 0.25rem;
    }

    .blog-3d section:first-of-type span {
        font-size: 0.6rem;
        padding: 0.15rem 0.8rem;
    }

    .blog-3d section:first-of-type p {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }

    .blog-3d section:first-of-type img {
        max-height: 220px;
        min-height: 160px;
        border-radius: 12px;
        margin-top: 0.5rem;
        width: 100%;
    }

    .blog-3d section:nth-child(2),
    .blog-3d section:nth-child(6),
    .blog-3d #conclusion,
    .blog-3d section:nth-child(9) {
        padding: 1.25rem 1.25rem;
        border-radius: 12px;
    }

    .blog-3d blockquote {
        padding: 1rem 1.25rem;
        font-size: 1rem;
    }

    .blog-3d section:nth-child(8) a {
        padding: 0.25rem 0.8rem;
        font-size: 0.8rem;
        margin: 0 0.15rem 0.3rem 0.15rem;
    }

    .blog-3d section:last-child a {
        padding: 0.3rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 400px) {
    .blog-3d h1 {
        font-size: 1.5rem;
    }

    .blog-3d h2 {
        font-size: 1.2rem;
        padding-left: 0.6rem;
        border-left-width: 3px;
    }

    .blog-3d section:first-of-type h1 {
        font-size: 1.5rem;
        padding-left: 0.6rem;
    }

    .blog-3d section:first-of-type img {
        max-height: 180px;
        min-height: 120px;
        border-radius: 8px;
    }

    .blog-3d section:nth-child(8) a {
        display: block;
        margin: 0.2rem 0;
    }

    .blog-3d ul {
        margin-left: 0.8rem;
    }
}