/* ============================================================
   SassyCopilot Theme — main.css
   Design: dark (#0f0f0f) + electric cyan (#00e5ff)
   Font: Inter (Google Fonts)
   ============================================================ */

/* ── Reset / Base ──────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
    background-color: #0f0f0f;
    color: #e0e0e0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: #00e5ff; text-decoration: none; transition: color 0.15s; }
a:hover { color: #fff; }

img { max-width: 100%; height: auto; display: block; }

/* ── Utility ──────────────────────────────────────────────── */

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.accent { color: #00e5ff; }

.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Header ───────────────────────────────────────────────── */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 15, 15, 0.96);
    border-bottom: 1px solid #1e1e1e;
    backdrop-filter: blur(8px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 2rem;
}

.site-branding { display: flex; align-items: center; gap: 1rem; flex-shrink: 0; }

.site-title-link {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
    line-height: 1;
}
.site-title-link:hover { color: #fff; }
.site-title-main { color: #fff; }
.site-title-accent { color: #00e5ff; }

.site-tagline {
    font-size: 0.7rem;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: none;
}
@media (min-width: 900px) { .site-tagline { display: block; } }

/* Primary Nav */
.primary-nav { display: flex; align-items: center; }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.25rem;
}

.nav-menu a {
    display: block;
    padding: 0.4rem 0.75rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: #aaa;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
    white-space: nowrap;
}
.nav-menu a:hover { color: #00e5ff; background: #161616; }

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 22px;
    height: 2px;
    background: #aaa;
    position: relative;
    transition: transform 0.2s;
}
.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}
.hamburger::before { top: -7px; }
.hamburger::after  { top: 7px; }

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0; right: 0;
        background: #111;
        border-top: 1px solid #1e1e1e;
        flex-direction: column;
        padding: 1rem 1.5rem;
        gap: 0;
    }
    .nav-menu.is-open { display: flex; }
    .nav-menu a { padding: 0.6rem 0; font-size: 0.95rem; }
}

/* ── Hero ─────────────────────────────────────────────────── */

.hero {
    padding: 5rem 0 4rem;
    border-bottom: 1px solid #1a1a1a;
}

.hero-headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: 1.25rem;
}

.hero-sub {
    font-size: 1.1rem;
    color: #888;
    max-width: 520px;
}

/* ── Post Feed Layout ─────────────────────────────────────── */

.post-feed { padding: 3rem 0 4rem; }

.feed-layout {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 900px) {
    .feed-layout { grid-template-columns: 1fr; }
    .feed-sidebar { display: none; }
}

/* ── Post Cards ───────────────────────────────────────────── */

.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.post-card {
    background: #141414;
    border: 1px solid #1e1e1e;
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s, transform 0.2s;
}
.post-card:hover {
    border-color: #00e5ff33;
    transform: translateY(-2px);
}

.card-thumb img { width: 100%; height: 180px; object-fit: cover; }

/* Topic icon header — shown when no featured image is set */
.card-icon-header {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.card-icon-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 120%, var(--icon-color, #00e5ff) 0%, transparent 65%);
    opacity: 0.12;
    transition: opacity 0.3s;
}

.post-card:hover .card-icon-header::before { opacity: 0.22; }

.card-icon-header svg {
    width: 72px;
    height: 72px;
    color: var(--icon-color, #00e5ff);
    opacity: 0.9;
    filter: drop-shadow(0 0 12px var(--icon-color, #00e5ff));
    transition: transform 0.3s, filter 0.3s;
    position: relative;
    z-index: 1;
}

.post-card:hover .card-icon-header svg {
    transform: scale(1.08);
    filter: drop-shadow(0 0 20px var(--icon-color, #00e5ff));
}

.card-body { padding: 1.25rem; }

.card-title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.35;
    margin: 0.5rem 0 0.6rem;
    color: #f0f0f0;
}
.card-title a { color: inherit; }
.card-title a:hover { color: #00e5ff; }

.card-excerpt { font-size: 0.875rem; color: #888; line-height: 1.6; margin-bottom: 1rem; }

.card-meta { display: flex; justify-content: space-between; align-items: center; }

.card-date { font-size: 0.75rem; color: #555; }

.card-read-more {
    font-size: 0.8rem;
    font-weight: 600;
    color: #00e5ff;
}
.card-read-more:hover { color: #fff; }

/* ── Topic Badge ──────────────────────────────────────────── */

.topic-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #00e5ff;
    background: #00e5ff12;
    border: 1px solid #00e5ff33;
    border-radius: 3px;
    padding: 0.2rem 0.5rem;
    margin-bottom: 0.5rem;
    transition: background 0.15s;
}
.topic-badge:hover { background: #00e5ff22; color: #00e5ff; }

/* ── Sidebar ──────────────────────────────────────────────── */

.feed-sidebar { position: sticky; top: 80px; }

.sidebar-section { margin-bottom: 2rem; }

.sidebar-heading {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #555;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #1e1e1e;
}

.topic-list { list-style: none; }
.topic-list li { border-bottom: 1px solid #1a1a1a; }
.topic-list a {
    display: block;
    padding: 0.5rem 0;
    font-size: 0.85rem;
    color: #aaa;
    transition: color 0.15s, padding-left 0.15s;
}
.topic-list a:hover { color: #00e5ff; padding-left: 4px; }

/* ── Single Post ──────────────────────────────────────────── */

.single-post-main { padding: 3rem 0 5rem; }

.post-layout { max-width: 780px; }

.post-header { margin-bottom: 2rem; }

.post-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: #fff;
    margin: 0.75rem 0 1rem;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: #666;
}

.post-author { color: #aaa; font-weight: 500; }
.post-author a { color: #aaa; border-bottom: 1px solid #333; }
.post-author a:hover { color: #00e5ff; border-bottom-color: #00e5ff44; }

.post-reading-time { color: #555; font-size: 0.78rem; }
.post-updated { color: #555; font-size: 0.78rem; }
.post-updated time { color: #00e5ff88; }

.post-sep { color: #333; }

.tag-pill {
    display: inline-block;
    font-size: 0.72rem;
    padding: 0.15rem 0.5rem;
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 3px;
    color: #888;
    transition: border-color 0.15s, color 0.15s;
}
.tag-pill:hover { border-color: #00e5ff44; color: #00e5ff; }

.post-featured-image { margin-bottom: 2.5rem; border-radius: 8px; overflow: hidden; }
.post-featured-image img { width: 100%; }

/* ── Post Content Typography ──────────────────────────────── */

.post-content { font-size: 1.05rem; line-height: 1.8; color: #ccc; }

.post-content h2 {
    font-size: 1.45rem;
    font-weight: 800;
    color: #fff;
    margin: 2.5rem 0 0.75rem;
    letter-spacing: -0.02em;
    border-left: 3px solid #00e5ff;
    padding-left: 0.75rem;
}

.post-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #e0e0e0;
    margin: 1.75rem 0 0.5rem;
}

.post-content p { margin-bottom: 1.25rem; }

.post-content ul,
.post-content ol {
    margin: 0 0 1.25rem 1.5rem;
}
.post-content li { margin-bottom: 0.4rem; }

.post-content strong { color: #f0f0f0; font-weight: 700; }

.post-content a { border-bottom: 1px solid #00e5ff44; }
.post-content a:hover { border-bottom-color: #00e5ff; }

.post-content blockquote {
    border-left: 3px solid #00e5ff;
    padding: 0.75rem 1.25rem;
    background: #141414;
    margin: 1.5rem 0;
    font-style: italic;
    color: #aaa;
}

.post-content code {
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.85em;
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 3px;
    padding: 0.1em 0.4em;
    color: #00e5ff;
}

.post-content pre {
    background: #141414;
    border: 1px solid #1e1e1e;
    border-radius: 6px;
    padding: 1.25rem;
    overflow-x: auto;
    margin-bottom: 1.5rem;
}
.post-content pre code { background: none; border: none; padding: 0; }

/* TL;DR callout */
.post-content h2:first-of-type,
.post-content h2.tldr {
    border-left-color: #00e5ff;
}

/* Style the TL;DR section as a callout */
.post-content h2:first-of-type + p,
.entry-content h2:first-of-type + p {
    background: #0a1f23;
    border: 1px solid #00e5ff22;
    border-radius: 6px;
    padding: 1rem 1.25rem;
    color: #b0dde4;
}

/* ── Post Footer ──────────────────────────────────────────── */

.post-footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #1e1e1e; }

.post-footer-cta {
    display: inline-block;
    font-weight: 700;
    font-size: 0.95rem;
    color: #00e5ff;
    border: 1px solid #00e5ff33;
    padding: 0.6rem 1.2rem;
    border-radius: 5px;
    transition: background 0.15s, border-color 0.15s;
}
.post-footer-cta:hover { background: #00e5ff11; border-color: #00e5ff66; color: #00e5ff; }

/* ── Post Navigation ──────────────────────────────────────── */

.post-navigation {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid #1a1a1a;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.post-navigation .nav-label { display: block; font-size: 0.72rem; color: #555; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.25rem; }
.post-navigation .nav-title { font-size: 0.9rem; font-weight: 600; color: #aaa; }
.post-navigation a:hover .nav-title { color: #00e5ff; }

/* ── Archive Header ───────────────────────────────────────── */

.archive-header { margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 1px solid #1a1a1a; }
.archive-title { font-size: 1.75rem; font-weight: 800; color: #fff; }
.archive-description { color: #888; margin-top: 0.5rem; font-size: 0.9rem; }

/* ── Pagination ───────────────────────────────────────────── */

.pagination { margin-top: 2.5rem; display: flex; gap: 0.5rem; justify-content: center; }
.pagination .page-numbers {
    padding: 0.4rem 0.8rem;
    background: #141414;
    border: 1px solid #1e1e1e;
    border-radius: 4px;
    color: #888;
    font-size: 0.85rem;
    transition: border-color 0.15s, color 0.15s;
}
.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    border-color: #00e5ff44;
    color: #00e5ff;
}

/* ── Page Layout ──────────────────────────────────────────── */

.page-layout { max-width: 780px; padding: 3rem 1.5rem; }
.page-title { font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 1.5rem; }
.page-full .post-content { font-size: 1rem; }

/* ── 404 ──────────────────────────────────────────────────── */

.error-404-layout { min-height: 60vh; display: flex; align-items: center; justify-content: center; text-align: center; }
.error-code { font-size: 6rem; font-weight: 900; line-height: 1; display: block; }
.error-title { font-size: 2rem; font-weight: 800; color: #fff; margin: 1rem 0 0.75rem; }
.error-message { color: #888; max-width: 420px; margin: 0 auto 2rem; }

/* ── Buttons ──────────────────────────────────────────────── */

.btn-primary {
    display: inline-block;
    background: #00e5ff;
    color: #0f0f0f;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.65rem 1.4rem;
    border-radius: 5px;
    transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: #33ecff; color: #0f0f0f; transform: translateY(-1px); }

/* ── Footer ───────────────────────────────────────────────── */

.site-footer {
    background: #0a0a0a;
    border-top: 1px solid #1a1a1a;
    padding: 3rem 0 0;
    margin-top: 4rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    padding-bottom: 2.5rem;
}
@media (max-width: 640px) {
    .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

.footer-tagline { color: #555; font-size: 0.85rem; margin-top: 0.4rem; }

.footer-nav ul { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.footer-nav a { font-size: 0.82rem; color: #555; transition: color 0.15s; }
.footer-nav a:hover { color: #00e5ff; }

.footer-bottom {
    border-top: 1px solid #141414;
    padding: 1rem 0;
    font-size: 0.75rem;
    color: #444;
}
.footer-bottom a { color: #555; }
.footer-bottom a:hover { color: #00e5ff; }

/* ── Misc ─────────────────────────────────────────────────── */

.no-posts { color: #555; font-style: italic; padding: 2rem 0; }

.widget { margin-bottom: 2rem; }
.widget-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #555;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #1e1e1e;
}

/* ── About Page ───────────────────────────────────────────── */

.about-hero {
    padding: 4rem 0 3rem;
    border-bottom: 1px solid #1e1e1e;
}

.about-hero-inner {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.about-avatar-wrap { flex-shrink: 0; }

.about-avatar {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 3px solid #00e5ff;
    display: block;
    object-fit: cover;
    box-shadow: 0 0 24px rgba(0, 229, 255, 0.25);
}

.about-avatar-placeholder {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 3px solid #00e5ff;
    background: #1a1a1a;
    color: #00e5ff;
    font-size: 2.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 24px rgba(0, 229, 255, 0.2);
}

.about-hero-text { flex: 1; }

.about-name {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.35rem;
    line-height: 1.2;
}

.about-role {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 1.25rem;
    letter-spacing: 0.02em;
}

.about-social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.15s;
    border: 1px solid transparent;
}

.social-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.social-btn:hover { opacity: 0.85; transform: translateY(-1px); }

.social-btn--linkedin {
    background: #0a66c2;
    color: #fff;
    border-color: #0a66c2;
}

.social-btn--instagram {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
    color: #fff;
    border-color: transparent;
}

/* About body */

.about-body { padding: 3rem 0 4rem; }

.about-layout { max-width: 780px; }

.about-content { display: flex; flex-direction: column; gap: 3rem; }

.about-block h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #00e5ff;
    display: inline-block;
}

.about-block p {
    color: #bbb;
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.about-block p:last-child { margin-bottom: 0; }

/* Topics grid */

.about-topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.about-topic-item {
    background: #161616;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 1rem 1.1rem;
    transition: border-color 0.15s;
}

.about-topic-item:hover { border-color: #00e5ff; }

.topic-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #00e5ff;
    background: rgba(0, 229, 255, 0.1);
    border-radius: 4px;
    padding: 0.2rem 0.5rem;
    margin-bottom: 0.5rem;
}

.about-topic-item p {
    font-size: 0.82rem;
    color: #888;
    line-height: 1.6;
    margin: 0;
}

/* Social cards */

.about-social-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.social-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-radius: 10px;
    border: 1px solid #222;
    background: #161616;
    text-decoration: none;
    flex: 1;
    min-width: 220px;
    transition: border-color 0.15s, transform 0.15s;
    color: inherit;
}

.social-card:hover { transform: translateY(-2px); color: inherit; }

.social-card--linkedin:hover { border-color: #0a66c2; }
.social-card--instagram:hover { border-color: #fd1d1d; }

.social-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.social-card--linkedin .social-card-icon { background: #0a66c2; color: #fff; }
.social-card--instagram .social-card-icon {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
    color: #fff;
}

.social-card-icon svg { width: 18px; height: 18px; }

.social-card-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    flex: 1;
}

.social-card-text strong { font-size: 0.9rem; color: #e0e0e0; }
.social-card-text span  { font-size: 0.75rem; color: #666; }

.social-card-cta {
    font-size: 0.75rem;
    color: #00e5ff;
    font-weight: 600;
    white-space: nowrap;
}

/* ── Footer social icons ─────────────────────────────────── */

.footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: #1a1a1a;
    border: 1px solid #222;
    color: #888;
    transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.footer-social-link svg { width: 15px; height: 15px; }

.footer-social-link--linkedin:hover { color: #fff; background: #0a66c2; border-color: #0a66c2; }
.footer-social-link--instagram:hover { color: #fff; background: linear-gradient(135deg,#833ab4,#fd1d1d,#fcb045); border-color: #fd1d1d; }

/* ── Sources Page ─────────────────────────────────────────── */

.sources-hero {
    padding: 4rem 0 2.5rem;
    border-bottom: 1px solid #1e1e1e;
}

.sources-title {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.sources-sub {
    font-size: 1rem;
    color: #888;
    max-width: 620px;
    line-height: 1.75;
}

.sources-body { padding: 3rem 0 4rem; }
.sources-layout { max-width: 900px; }

.sources-block {
    margin-bottom: 3rem;
}

.sources-block h2 {
    margin-bottom: 1.25rem;
}

/* Topic badge variants for Sources page */
.topic-badge--copilot  { background: rgba(0,120,255,.12); color: #4da6ff; }
.topic-badge--agents   { background: rgba(0,229,255,.12); color: #00e5ff; }
.topic-badge--sales    { background: rgba(0,200,100,.12); color: #00c864; }
.topic-badge--dynamics { background: rgba(255,160,50,.12); color: #ffa032; }
.topic-badge--orchestration { background: rgba(180,100,255,.12); color: #b464ff; }

.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.source-item {
    background: #161616;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 1rem 1.1rem;
    transition: border-color 0.15s;
}

.source-item:hover { border-color: #2e2e2e; }

.source-item-header {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.source-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: #e0e0e0;
    text-decoration: none;
    line-height: 1.4;
    flex: 1;
    min-width: 0;
    transition: color 0.15s;
}

.source-name:hover { color: #00e5ff; }

.source-type-badge {
    display: inline-block;
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    padding: 0.2rem 0.45rem;
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.source-type-badge--docs       { background: rgba(0,229,255,.1);  color: #00e5ff; }
.source-type-badge--blog       { background: rgba(100,220,120,.1); color: #64dc78; }
.source-type-badge--research   { background: rgba(180,130,255,.1); color: #b482ff; }
.source-type-badge--newsletter { background: rgba(255,200,50,.1);  color: #ffc832; }
.source-type-badge--community  { background: rgba(255,120,60,.1);  color: #ff783c; }
.source-type-badge--news       { background: rgba(0,180,255,.1);   color: #00b4ff; }

.source-desc {
    font-size: 0.8rem;
    color: #777;
    line-height: 1.6;
    margin: 0;
}

.sources-note {
    margin-top: 2.5rem;
    padding: 1.25rem 1.5rem;
    background: #161616;
    border: 1px solid #222;
    border-left: 3px solid #00e5ff;
    border-radius: 0 8px 8px 0;
    font-size: 0.85rem;
    color: #888;
    line-height: 1.7;
}

.sources-note a { color: #00e5ff; }
.sources-note a:hover { color: #fff; }

/* ── Responsive: About ────────────────────────────────────── */

@media (max-width: 600px) {
    .about-hero-inner { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
    .about-avatar, .about-avatar-placeholder { width: 100px; height: 100px; font-size: 1.75rem; }
    .about-name { font-size: 1.5rem; }
    .about-topics-grid { grid-template-columns: 1fr; }
    .about-social-cards { flex-direction: column; }
    .social-card { min-width: unset; }
}