.premium-doc-page-container {
    background-color: #f8fafc;
    min-height: 80vh;
    padding-bottom: 5rem;
}

.premium-doc-hero {
    position: relative;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    padding: 3.5rem 1rem 4rem;
    overflow: hidden;
    color: #ffffff;
}

.premium-doc-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.25), transparent 45%),
                radial-gradient(circle at 10% 80%, rgba(124, 58, 237, 0.2), transparent 45%);
    pointer-events: none;
}

.premium-doc-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
}

.premium-doc-breadcrumbs {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 0.4rem 1.1rem;
    border-radius: 9999px;
    font-size: 0.825rem;
    color: #cbd5e1;
    margin-bottom: 1.25rem;
}

.premium-doc-breadcrumbs a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.premium-doc-breadcrumbs a:hover {
    color: #ffffff;
}

.premium-doc-breadcrumbs span {
    color: #ffffff;
    font-weight: 500;
}

.premium-doc-title {
    font-size: 2.15rem;
    font-weight: 600;
    line-height: 1.35;
    letter-spacing: -0.01em;
    color: #f8fafc;
    margin: 0 0 1rem;
}

.premium-doc-meta-strip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    color: #94a3b8;
    font-size: 0.85rem;
}

.premium-doc-meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.premium-doc-meta-badge i {
    color: #38bdf8;
}

.premium-doc-body-wrapper {
    max-width: 960px;
    margin: -2.5rem auto 0;
    padding: 0 1.25rem;
    position: relative;
    z-index: 3;
}

.premium-doc-banner-card {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.15);
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.8);
    background: #000;
}

.premium-doc-banner-card img {
    width: 100%;
    max-height: 380px;
    object-fit: cover;
    display: block;
}

.premium-doc-main-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 3.5rem 3rem;
    box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.04), 0 20px 25px -5px rgba(0, 0, 0, 0.02);
    border: 1px solid #edf2f7;
}

.premium-doc-prose {
    color: #334155;
    font-size: 1.05rem;
    line-height: 1.85;
}

.premium-doc-prose h1,
.premium-doc-prose h2,
.premium-doc-prose h3,
.premium-doc-prose h4 {
    color: #0f172a;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-top: 2.25rem;
    margin-bottom: 0.85rem;
    line-height: 1.35;
}

.premium-doc-prose h2 {
    font-size: 1.45rem;
    position: relative;
    padding-bottom: 0.65rem;
    border-bottom: 2px solid #f1f5f9;
}

.premium-doc-prose h2::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 48px;
    height: 2px;
    background: var(--primary-color, #2563eb);
    border-radius: 2px;
}

.premium-doc-prose h3 {
    font-size: 1.2rem;
}

.premium-doc-prose p {
    margin-bottom: 1.35rem;
}

.premium-doc-prose ul,
.premium-doc-prose ol {
    margin: 1.25rem 0 1.5rem;
    padding-left: 1.5rem;
}

.premium-doc-prose li {
    margin-bottom: 0.6rem;
    position: relative;
}

.premium-doc-prose ul li::marker {
    color: var(--primary-color, #2563eb);
}

.premium-doc-prose blockquote {
    margin: 2rem 0;
    padding: 1.25rem 1.75rem;
    background: #f8fafc;
    border-left: 4px solid var(--primary-color, #2563eb);
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: #475569;
}

.premium-doc-prose table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 2rem 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.premium-doc-prose th,
.premium-doc-prose td {
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid #e2e8f0;
    border-right: 1px solid #e2e8f0;
}

.premium-doc-prose th:last-child,
.premium-doc-prose td:last-child {
    border-right: none;
}

.premium-doc-prose tr:last-child td {
    border-bottom: none;
}

.premium-doc-prose th {
    background: #f8fafc;
    color: #0f172a;
    font-weight: 600;
}

.premium-doc-prose img {
    max-width: 100%;
    height: auto;
    border-radius: 14px;
    margin: 1.5rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
}

.premium-doc-footer {
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.premium-doc-footer-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: #64748b;
}

.premium-doc-share-buttons {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.premium-share-pill {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #f1f5f9;
    color: #475569;
    text-decoration: none;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
}

.premium-share-pill:hover {
    background: var(--primary-color, #2563eb);
    color: #ffffff;
    border-color: var(--primary-color, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

@media (max-width: 768px) {
    .premium-doc-hero {
        padding: 2.5rem 1rem 3.5rem;
    }
    .premium-doc-title {
        font-size: 1.75rem;
    }
    .premium-doc-main-card {
        padding: 2rem 1.5rem;
        border-radius: 16px;
    }
    .premium-doc-prose {
        font-size: 0.98rem;
    }
}