.substack-embed{background:var(--color-background,transparent);border-radius:var(--radius-xl);box-shadow:none;overflow:hidden;margin:1.5rem 0;border-width:1px;border-style:var(--tw-border-style);border-color:var(--color-border)}.substack-embed .substack-cover img,.substack-embed .substack-content{transition:all 300ms cubic-bezier(.215,.61,.355,1)}.substack-link{display:block;text-decoration:none;color:inherit}.substack-cover{position:relative;width:100%;padding-top:52.5%;overflow:hidden;background:var(--color-bg-secondary,#f3f4f6)}.substack-cover img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;border-radius:0}.substack-embed:hover .substack-cover img{scale:1.02}.substack-embed:hover .substack-content{background:calc(var(--color-card) * 1.1)}.substack-content{padding:1.5rem;background:var(--color-card);text-align:left;display:block}.substack-author-wrapper{display:flex;align-items:center;justify-content:flex-start;margin-bottom:1rem}.substack-author-wrapper img{margin-left:0!important}.substack-author{display:flex;align-items:center;justify-content:flex-start;margin-bottom:1rem}.substack-author-avatar{width:2.5rem;height:2.5rem;border-radius:50%;flex-shrink:0;margin-right:.75rem}.substack-author-initial{display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary,#d1d5db);color:var(--color-text-secondary,#6b7280);font-weight:600;font-size:1rem}.substack-author-name{font-size:.875rem;color:var(--color-text-secondary,#6b7280);font-weight:500}.substack-title{font-size:1.25rem;font-weight:700;color:var(--color-foreground,#1f2937);margin:0 0 .5rem;line-height:1.4;transition:color .3s ease}.substack-subtitle{font-size:1rem;color:var(--tw-prose-body,#4b5563);margin:0 0 .75rem;font-weight:300;line-height:1.5}.substack-description{font-size:.875rem;var(--tw-prose-body),#6b7280color:); line-height: 1.6; margin: 0 0 1rem 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; } .substack-action { margin-top: 1rem; display: inline-flex; align-items: center; font-size: 0.875rem; color: #FF6719; font-weight: 500; } .substack-arrow { width: 1rem; height: 1rem; margin-left: 0.25rem; color: #FF6719; } .substack-error { background: var(--color-bg-secondary, #fef2f2); border: 1px solid var(--color-border, #fecaca); border-radius: 0.5rem; padding: 1rem; margin: 1.5rem 0; color: var(--color-text, #991b1b); font-size: 0.875rem; } .substack-error code { background: var(--color-bg-tertiary, #fee2e2); padding: 0.125rem 0.5rem; border-radius: 0.25rem; font-family: monospace; font-size: 0.8125rem; } @media (prefers-color-scheme: dark) { .substack-embed { background: var(--color-background, var(--color-card-bg, transparent));border-width:1px;border-style:var(--tw-border-style);border-color:var(--color-border)}.substack-cover{background:var(--color-bg-secondary,#111827)}.substack-content{background:var(--color-card)}.substack-author-initial{background:var(--color-bg-secondary,#374151);color:var(--color-text-secondary,#9ca3af)}.substack-title{color:var(--color-foreground,#f9fafb)}.substack-subtitle{color:var(--tw-prose-body,#d1d5db)}.substack-description{color:var(--tw-prose-body,#9ca3af)}.substack-action{color:#ff6719}.substack-error{background:var(--color-bg-secondary,#7f1d1d);border-color:var(--color-border,#991b1b);color:var(--color-text,#fca5a5)}.substack-error code{background:var(--color-bg-tertiary,#991b1b)}}