/* ============================================================
   NIGHTFALL THEME — pk-infosec.com
   Dark cybersecurity theme with electric cyan accents
   ============================================================ */

/* --- VARIABLES --- */
:root {
    --nf-bg: #0a0a0f;
    --nf-bg-surface: #12121a;
    --nf-bg-card: #1a1a2e;
    --nf-bg-elevated: #1e1e32;
    --nf-accent: #00f0ff;
    --nf-accent-glow: rgba(0, 240, 255, 0.15);
    --nf-accent2: #8b5cf6;
    --nf-accent2-glow: rgba(139, 92, 246, 0.15);
    --nf-text: #e4e4e7;
    --nf-text-muted: #a1a1aa;
    --nf-text-dim: #71717a;
    --nf-border: #27273a;
    --nf-border-light: #3f3f5a;
    --nf-code-bg: #16162a;
    --nf-success: #22c55e;
    --nf-warning: #f59e0b;
    --nf-danger: #ef4444;
    --nf-discord: #5865F2;
    --nf-radius: 8px;
    --nf-radius-lg: 12px;
    --nf-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --nf-font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --nf-max-width: 1200px;
    --nf-content-width: 760px;
    --nf-transition: 0.2s ease;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
    font-family: var(--nf-font);
    background: var(--nf-bg);
    color: var(--nf-text);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

a { color: var(--nf-accent); text-decoration: none; transition: color var(--nf-transition); }
a:hover { color: #66f7ff; text-shadow: 0 0 8px var(--nf-accent-glow); }

img { max-width: 100%; height: auto; }
::selection { background: var(--nf-accent); color: var(--nf-bg); }

/* --- HEADER --- */
.nf-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--nf-border);
}
.nf-header__inner {
    max-width: var(--nf-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 64px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nf-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--nf-text) !important;
    text-shadow: none !important;
    white-space: nowrap;
}
.nf-logo__icon {
    font-family: var(--nf-font-mono);
    color: var(--nf-accent);
    font-size: 1.3rem;
}

.nf-nav { flex: 1; }
.nf-nav ul { list-style: none; display: flex; gap: 1.5rem; }
.nf-nav a {
    color: var(--nf-text-muted) !important;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--nf-transition);
    text-shadow: none !important;
}
.nf-nav a:hover { color: var(--nf-accent) !important; }

.nf-header__actions { display: flex; align-items: center; gap: 0.75rem; }

.nf-search-btn {
    background: none;
    border: none;
    color: var(--nf-text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--nf-radius);
    transition: all var(--nf-transition);
}
.nf-search-btn:hover { color: var(--nf-accent); background: var(--nf-accent-glow); }

/* --- BUTTONS --- */
.nf-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--nf-radius);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--nf-transition);
    white-space: nowrap;
    text-shadow: none !important;
}
.nf-btn--primary {
    background: var(--nf-accent);
    color: var(--nf-bg) !important;
}
.nf-btn--primary:hover {
    background: #33f3ff;
    box-shadow: 0 0 20px var(--nf-accent-glow);
    color: var(--nf-bg) !important;
}
.nf-btn--outline {
    background: transparent;
    border: 1px solid var(--nf-border-light);
    color: var(--nf-text) !important;
}
.nf-btn--outline:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}
.nf-btn--ghost {
    background: var(--nf-bg-card);
    color: var(--nf-text-muted) !important;
}
.nf-btn--ghost:hover { background: var(--nf-bg-elevated); color: var(--nf-text) !important; }
.nf-btn--discord {
    background: var(--nf-discord);
    color: white !important;
}
.nf-btn--discord:hover { background: #4752c4; box-shadow: 0 0 16px rgba(88, 101, 242, 0.3); }
.nf-btn--lg { padding: 0.75rem 1.5rem; font-size: 0.95rem; }
.nf-btn--full { width: 100%; justify-content: center; }

/* --- MOBILE MENU --- */
.nf-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.nf-menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--nf-text-muted);
    transition: all var(--nf-transition);
}

/* --- HERO --- */
.nf-hero {
    position: relative;
    overflow: hidden;
    padding: 6rem 1.5rem 4rem;
    border-bottom: 1px solid var(--nf-border);
}
.nf-hero__inner {
    max-width: var(--nf-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.nf-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: var(--nf-accent-glow);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--nf-accent);
    font-weight: 500;
    margin-bottom: 1.5rem;
}
.nf-pulse {
    width: 8px;
    height: 8px;
    background: var(--nf-accent);
    border-radius: 50%;
    animation: nf-pulse 2s infinite;
}
@keyframes nf-pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--nf-accent-glow); }
    50% { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}
.nf-hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--nf-text) 0%, var(--nf-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nf-hero__desc {
    font-size: 1.15rem;
    color: var(--nf-text-muted);
    margin-bottom: 2rem;
    max-width: 500px;
}
.nf-hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Hero Grid Background */
.nf-hero__grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 70% 50%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 70% 50%, black 20%, transparent 70%);
    z-index: -1;
}

/* --- TERMINAL --- */
.nf-terminal {
    background: var(--nf-bg-surface);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px var(--nf-accent-glow);
}
.nf-terminal__header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.75rem 1rem;
    background: var(--nf-bg-card);
    border-bottom: 1px solid var(--nf-border);
}
.nf-terminal__dot { width: 12px; height: 12px; border-radius: 50%; }
.nf-terminal__dot--red { background: var(--nf-danger); }
.nf-terminal__dot--yellow { background: var(--nf-warning); }
.nf-terminal__dot--green { background: var(--nf-success); }
.nf-terminal__title {
    flex: 1;
    text-align: center;
    font-family: var(--nf-font-mono);
    font-size: 0.8rem;
    color: var(--nf-text-dim);
}
.nf-terminal__body {
    padding: 1.5rem;
    font-family: var(--nf-font-mono);
    font-size: 0.9rem;
    min-height: 200px;
}
.nf-terminal__prompt { color: var(--nf-accent); }
.nf-terminal__cmd { color: var(--nf-text); }
.nf-terminal__cursor {
    color: var(--nf-accent);
    animation: nf-blink 1s step-end infinite;
}
@keyframes nf-blink { 50% { opacity: 0; } }

/* --- SECTIONS --- */
.nf-section {
    padding: 4rem 1.5rem;
}
.nf-section__inner {
    max-width: var(--nf-max-width);
    margin: 0 auto;
}
.nf-section__header {
    margin-bottom: 2.5rem;
}
.nf-section__title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.nf-section__sub {
    color: var(--nf-text-muted);
    font-size: 1rem;
}
.nf-accent { color: var(--nf-accent); }

/* --- POST GRID --- */
.nf-grid {
    display: grid;
    gap: 1.5rem;
}
.nf-grid--posts {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.nf-grid--featured {
    grid-template-columns: repeat(3, 1fr);
}

/* --- POST CARD --- */
.nf-card {
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}
.nf-card:hover {
    border-color: var(--nf-accent);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 16px var(--nf-accent-glow);
    transform: translateY(-2px);
}
.nf-card__link {
    display: block;
    color: inherit !important;
    text-shadow: none !important;
}
.nf-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--nf-bg-elevated);
}
.nf-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.nf-card:hover .nf-card__image img { transform: scale(1.05); }
.nf-card__image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
}
.nf-card__content { padding: 1.25rem; }
.nf-card__tag {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    background: var(--nf-accent2-glow);
    color: var(--nf-accent2);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}
.nf-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    color: var(--nf-text);
}
.nf-card__excerpt {
    color: var(--nf-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}
.nf-card__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--nf-text-dim);
}
.nf-card__sep { opacity: 0.4; }

/* --- NEWSLETTER CTA --- */
.nf-cta {
    background: var(--nf-bg-surface);
    border-top: 1px solid var(--nf-border);
    border-bottom: 1px solid var(--nf-border);
}
.nf-cta__inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}
.nf-cta__icon {
    color: var(--nf-accent);
    margin-bottom: 1rem;
}
.nf-cta__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.nf-cta__desc {
    color: var(--nf-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

/* --- SINGLE POST --- */
.nf-post__header {
    padding: 4rem 1.5rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--nf-border);
    background: var(--nf-bg-surface);
}
.nf-post__header-inner {
    max-width: var(--nf-content-width);
    margin: 0 auto;
}
.nf-post__tag {
    display: inline-block;
    padding: 0.2rem 0.75rem;
    background: var(--nf-accent2-glow);
    color: var(--nf-accent2) !important;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    text-shadow: none !important;
}
.nf-post__title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
}
.nf-post__excerpt {
    font-size: 1.15rem;
    color: var(--nf-text-muted);
    margin-bottom: 1.5rem;
}
.nf-post__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--nf-text-muted);
    flex-wrap: wrap;
}
.nf-post__author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.nf-post__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--nf-border);
}
.nf-post__sep { opacity: 0.3; }

.nf-post__feature {
    max-width: var(--nf-max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem 0;
}
.nf-post__feature img {
    border-radius: var(--nf-radius-lg);
    border: 1px solid var(--nf-border);
}
.nf-post__feature figcaption {
    text-align: center;
    font-size: 0.85rem;
    color: var(--nf-text-dim);
    margin-top: 0.75rem;
}

/* --- POST CONTENT --- */
.nf-post__content {
    max-width: var(--nf-content-width);
    margin: 0 auto;
    padding: 3rem 1.5rem;
}
.nf-post__body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--nf-border);
}
.nf-post__body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 2rem 0 0.75rem;
    color: var(--nf-accent);
}
.nf-post__body h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
}
.nf-post__body p {
    margin-bottom: 1.25rem;
}
.nf-post__body ul, .nf-post__body ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}
.nf-post__body li {
    margin-bottom: 0.4rem;
}
.nf-post__body blockquote {
    border-left: 3px solid var(--nf-accent);
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    background: var(--nf-bg-card);
    border-radius: 0 var(--nf-radius) var(--nf-radius) 0;
    color: var(--nf-text-muted);
    font-style: italic;
}
.nf-post__body hr {
    border: none;
    border-top: 1px solid var(--nf-border);
    margin: 2rem 0;
}

/* Code blocks */
.nf-post__body code {
    font-family: var(--nf-font-mono);
    font-size: 0.88em;
    background: var(--nf-code-bg);
    color: var(--nf-accent);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    border: 1px solid var(--nf-border);
}
.nf-post__body pre {
    background: var(--nf-code-bg);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    padding: 1.25rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    position: relative;
}
.nf-post__body pre code {
    background: none;
    border: none;
    padding: 0;
    color: var(--nf-text);
    font-size: 0.85rem;
    line-height: 1.6;
}
/* Code block glow effect */
.nf-post__body pre::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--nf-accent), transparent);
    opacity: 0.5;
}

/* Tables */
.nf-post__body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}
.nf-post__body th, .nf-post__body td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--nf-border);
    text-align: left;
}
.nf-post__body th {
    background: var(--nf-bg-card);
    font-weight: 600;
    color: var(--nf-accent);
}
.nf-post__body tr:hover td {
    background: var(--nf-bg-card);
}

/* Images in content */
.nf-post__body img {
    border-radius: var(--nf-radius);
    border: 1px solid var(--nf-border);
}
.nf-post__body .kg-image-card,
.nf-post__body .kg-gallery-card {
    margin: 2rem 0;
}
.nf-post__body figcaption {
    text-align: center;
    font-size: 0.85rem;
    color: var(--nf-text-dim);
    margin-top: 0.5rem;
}

/* Ghost cards */
.nf-post__body .kg-callout-card {
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    padding: 1.25rem;
    margin: 1.5rem 0;
}
.nf-post__body .kg-bookmark-card {
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    overflow: hidden;
    margin: 1.5rem 0;
}
.nf-post__body .kg-bookmark-container {
    display: flex;
    color: var(--nf-text) !important;
    text-decoration: none !important;
    text-shadow: none !important;
}
.nf-post__body .kg-bookmark-content {
    padding: 1rem;
    flex: 1;
}
.nf-post__body .kg-bookmark-title {
    font-weight: 600;
    color: var(--nf-text);
}
.nf-post__body .kg-bookmark-description {
    font-size: 0.85rem;
    color: var(--nf-text-muted);
    margin-top: 0.5rem;
}

/* --- POST TAGS --- */
.nf-post__tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 2rem 0;
    padding-top: 2rem;
    border-top: 1px solid var(--nf-border);
}
.nf-tag {
    padding: 0.3rem 0.75rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--nf-text-muted) !important;
    text-shadow: none !important;
    transition: all var(--nf-transition);
}
.nf-tag:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}

/* --- SHARE --- */
.nf-post__share {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
    color: var(--nf-text-muted);
    font-size: 0.9rem;
}
.nf-share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--nf-radius);
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    color: var(--nf-text-muted) !important;
    text-shadow: none !important;
    transition: all var(--nf-transition);
}
.nf-share-btn:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}

/* --- COMMENTS --- */
.nf-comments {
    border-top: 1px solid var(--nf-border);
    padding: 3rem 1.5rem;
}
.nf-comments__inner {
    max-width: var(--nf-content-width);
    margin: 0 auto;
}
.nf-comments__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

/* --- ARCHIVE / TAG / AUTHOR --- */
.nf-archive__header {
    text-align: center;
    padding: 4rem 1.5rem 3rem;
    border-bottom: 1px solid var(--nf-border);
    background: var(--nf-bg-surface);
}
.nf-archive__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}
.nf-archive__desc {
    color: var(--nf-text-muted);
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.nf-archive__count {
    color: var(--nf-text-dim);
    font-size: 0.9rem;
}
.nf-author-header__avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    border: 3px solid var(--nf-accent);
    box-shadow: 0 0 20px var(--nf-accent-glow);
    margin-bottom: 1rem;
}
.nf-author-header__links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 0.75rem;
}
.nf-author-header__links a {
    font-size: 0.9rem;
}

/* --- PAGE --- */
.nf-page__header {
    text-align: center;
    padding: 4rem 1.5rem 2rem;
    border-bottom: 1px solid var(--nf-border);
    background: var(--nf-bg-surface);
}
.nf-page__title {
    font-size: 2.5rem;
    font-weight: 800;
}

/* --- ERROR --- */
.nf-error {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
    padding: 2rem;
}
.nf-error__code {
    font-size: 8rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--nf-accent) 0%, var(--nf-accent2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nf-error__msg {
    font-size: 1.25rem;
    color: var(--nf-text-muted);
    margin: 1rem 0 2rem;
}

/* --- FOOTER --- */
.nf-footer {
    border-top: 1px solid var(--nf-border);
    background: var(--nf-bg-surface);
    padding: 4rem 1.5rem 2rem;
}
.nf-footer__inner {
    max-width: var(--nf-max-width);
    margin: 0 auto;
}
.nf-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
.nf-footer__desc {
    color: var(--nf-text-muted);
    font-size: 0.9rem;
    margin-top: 0.75rem;
}
.nf-footer__links h4,
.nf-footer__newsletter h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--nf-text-dim);
    margin-bottom: 1rem;
}
.nf-footer__links ul { list-style: none; }
.nf-footer__links li { margin-bottom: 0.5rem; }
.nf-footer__links a {
    color: var(--nf-text-muted) !important;
    font-size: 0.9rem;
    text-shadow: none !important;
}
.nf-footer__links a:hover { color: var(--nf-accent) !important; }
.nf-footer__newsletter p {
    color: var(--nf-text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}
.nf-footer__subscribed {
    color: var(--nf-success) !important;
    font-weight: 500;
}
.nf-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--nf-border);
    font-size: 0.8rem;
    color: var(--nf-text-dim);
}
.nf-footer__powered a { color: var(--nf-text-dim) !important; text-shadow: none !important; }
.nf-footer__powered a:hover { color: var(--nf-accent) !important; }
.nf-logo--footer .nf-logo__text { font-size: 1rem; }

/* --- PAGINATION --- */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--nf-border);
}
.pagination a {
    padding: 0.5rem 1rem;
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    font-size: 0.9rem;
    color: var(--nf-text-muted) !important;
    text-shadow: none !important;
    transition: all var(--nf-transition);
}
.pagination a:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}
.page-number {
    font-size: 0.85rem;
    color: var(--nf-text-dim);
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
    .nf-hero__inner { grid-template-columns: 1fr; }
    .nf-hero__terminal { display: none; }
    .nf-hero__title { font-size: 2.75rem; }
    .nf-footer__grid { grid-template-columns: 1fr 1fr; }
    .nf-grid--featured { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nf-nav { display: none; }
    .nf-header__actions .nf-btn--discord,
    .nf-header__actions .nf-btn--outline,
    .nf-header__actions .nf-btn--primary,
    .nf-header__actions .nf-btn--ghost { display: none; }
    .nf-menu-toggle { display: flex; }

    /* Mobile menu — new panel system */
    .nf-mobile-menu {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 98;
    }
    body.nf-menu-open { overflow: hidden; }
    body.nf-menu-open .nf-mobile-menu { display: block; }

    .nf-mobile-menu__backdrop {
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        animation: nf-fadeIn 0.2s ease;
    }
    @keyframes nf-fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .nf-mobile-menu__panel {
        position: absolute;
        top: 64px;
        right: 0;
        width: 280px;
        max-height: calc(100vh - 64px);
        background: var(--nf-bg-surface);
        border-left: 1px solid var(--nf-border);
        border-bottom: 1px solid var(--nf-border);
        border-radius: 0 0 0 var(--nf-radius-lg);
        overflow-y: auto;
        padding: 1rem 0;
        animation: nf-slideIn 0.25s ease;
        box-shadow: -8px 8px 32px rgba(0, 0, 0, 0.4);
    }
    @keyframes nf-slideIn {
        from { transform: translateX(100%); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }

    .nf-mobile-menu__nav ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .nf-mobile-menu__nav li {
        margin: 0;
    }
    .nf-mobile-menu__nav a {
        display: flex;
        align-items: center;
        padding: 0.85rem 1.5rem;
        font-size: 1rem;
        font-weight: 500;
        color: var(--nf-text-muted) !important;
        text-shadow: none !important;
        transition: all var(--nf-transition);
        border-left: 3px solid transparent;
    }
    .nf-mobile-menu__nav a:hover {
        background: var(--nf-accent-glow);
        color: var(--nf-accent) !important;
        border-left-color: var(--nf-accent);
    }

    .nf-mobile-menu__divider {
        height: 1px;
        background: var(--nf-border);
        margin: 0.75rem 1.5rem;
    }

    .nf-mobile-menu__actions {
        padding: 0.5rem 1.5rem;
    }

    .nf-mobile-menu__socials {
        display: flex;
        justify-content: center;
        gap: 1rem;
        padding: 1rem 1.5rem 0.5rem;
    }
    .nf-mobile-menu__socials a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--nf-bg-card);
        border: 1px solid var(--nf-border);
        color: var(--nf-text-muted) !important;
        text-shadow: none !important;
        transition: all var(--nf-transition);
    }
    .nf-mobile-menu__socials a:hover {
        border-color: var(--nf-accent);
        color: var(--nf-accent) !important;
    }

    /* Hamburger → cross animation */
    body.nf-menu-open .nf-menu-toggle span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    body.nf-menu-open .nf-menu-toggle span:nth-child(2) {
        opacity: 0;
    }
    body.nf-menu-open .nf-menu-toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .nf-hero { padding: 3rem 1rem 2rem; }
    .nf-hero__title { font-size: 2rem; }
    .nf-hero__actions { flex-direction: column; }
    .nf-post__title { font-size: 1.75rem; }
    .nf-footer__grid { grid-template-columns: 1fr; gap: 2rem; }
    .nf-footer__bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
    .nf-grid--posts { grid-template-columns: 1fr; }
    .nf-section { padding: 2.5rem 1rem; }
}

/* Hide mobile menu on desktop */
@media (min-width: 769px) {
    .nf-mobile-menu { display: none !important; }
}

@media (max-width: 480px) {
    .nf-hero__title { font-size: 1.65rem; }
    .nf-post__title { font-size: 1.5rem; }
    .nf-archive__title { font-size: 1.75rem; }
}

/* --- GHOST REQUIRED CLASSES --- */
.kg-width-wide {
    max-width: 1040px;
    margin-left: auto;
    margin-right: auto;
}
.kg-width-full {
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}
.kg-width-wide img,
.kg-width-full img {
    width: 100%;
}

/* --- GHOST PORTAL OVERRIDES --- */
.gh-portal-triggerbtn-iframe {
    color-scheme: dark;
}

/* ============================================================
   NIGHTFALL v1.5 — NEW FEATURES
   ============================================================ */

/* --- READING PROGRESS BAR --- */
.nf-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 200;
    background: transparent;
}
.nf-progress__bar {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--nf-accent), var(--nf-accent2));
    transition: width 0.1s linear;
    box-shadow: 0 0 8px var(--nf-accent-glow);
}

/* --- SCROLL TO TOP --- */
.nf-scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    color: var(--nf-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 50;
}
.nf-scroll-top--visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.nf-scroll-top:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent);
    box-shadow: 0 0 16px var(--nf-accent-glow);
}

/* --- TAG BAR (Homepage) --- */
.nf-tagbar {
    border-bottom: 1px solid var(--nf-border);
    background: var(--nf-bg-surface);
    padding: 0.75rem 1.5rem;
}
.nf-tagbar__inner {
    max-width: var(--nf-max-width);
    margin: 0 auto;
    overflow: hidden;
}
.nf-tagbar__scroll {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0.25rem 0;
}
.nf-tagbar__scroll::-webkit-scrollbar { display: none; }
.nf-tagbar__pill {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.35rem 0.85rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--nf-text-muted) !important;
    text-shadow: none !important;
    white-space: nowrap;
    transition: all var(--nf-transition);
}
.nf-tagbar__pill:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}
.nf-tagbar__hash {
    color: var(--nf-accent);
    font-weight: 600;
}
.nf-tagbar__count {
    font-size: 0.7rem;
    background: var(--nf-bg-elevated);
    padding: 0.1rem 0.4rem;
    border-radius: 999px;
    color: var(--nf-text-dim);
}

/* --- DIFFICULTY BADGES --- */
.nf-difficulty {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}
.nf-difficulty--sm {
    padding: 0.12rem 0.5rem;
    font-size: 0.65rem;
}
.nf-difficulty--easy {
    background: rgba(34, 197, 94, 0.15);
    color: var(--nf-success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}
.nf-difficulty--medium {
    background: rgba(245, 158, 11, 0.15);
    color: var(--nf-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}
.nf-difficulty--hard {
    background: rgba(239, 68, 68, 0.15);
    color: var(--nf-danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}
.nf-difficulty--insane {
    background: rgba(139, 92, 246, 0.15);
    color: var(--nf-accent2);
    border: 1px solid rgba(139, 92, 246, 0.3);
}
.nf-card__badges {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}
.nf-card__badges .nf-card__tag {
    margin-bottom: 0;
}

/* --- TOOLS SECTION --- */
.nf-tools {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius-lg);
}
.nf-tools__title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}
.nf-tools__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.nf-tools__chip {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.75rem;
    background: var(--nf-accent-glow);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--nf-accent);
    font-weight: 500;
}

/* --- TABLE OF CONTENTS (TOC) --- */
.nf-post__content-wrap {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    position: relative;
}
.nf-toc {
    display: none;
}
.nf-toc--active {
    display: block;
}
.nf-toc__inner {
    position: sticky;
    top: 80px;
}
.nf-toc__toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    padding: 0.5rem 0.75rem;
    color: var(--nf-text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all var(--nf-transition);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.nf-toc__toggle:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent);
}
.nf-toc__toggle-icon {
    display: flex;
    color: var(--nf-accent);
}
.nf-toc__nav {
    margin-top: 0.5rem;
}
.nf-toc__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.nf-toc__item {
    margin: 0;
}
.nf-toc__item--sub {
    padding-left: 1rem;
}
.nf-toc__link {
    display: block;
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    color: var(--nf-text-dim) !important;
    text-shadow: none !important;
    border-left: 2px solid transparent;
    transition: all var(--nf-transition);
    line-height: 1.4;
}
.nf-toc__link:hover {
    color: var(--nf-text) !important;
    border-left-color: var(--nf-border-light);
}
.nf-toc__link--active {
    color: var(--nf-accent) !important;
    border-left-color: var(--nf-accent) !important;
    background: var(--nf-accent-glow);
}

/* TOC Desktop: sidebar layout */
@media (min-width: 1200px) {
    .nf-post__content-wrap {
        grid-template-columns: 1fr 220px;
        gap: 2rem;
    }
    .nf-toc--active {
        display: block;
        order: 2;
    }
    .nf-post__content {
        order: 1;
    }
    .nf-toc__toggle {
        display: flex;
        cursor: default;
        pointer-events: none;
    }
    .nf-toc__nav {
        display: block !important;
    }
}

/* TOC Mobile: collapsible */
@media (max-width: 1199px) {
    .nf-toc--active {
        padding: 0 1.5rem;
        margin-top: 1.5rem;
    }
    .nf-toc__nav {
        display: none;
        max-height: 300px;
        overflow-y: auto;
    }
    .nf-toc--expanded .nf-toc__nav {
        display: block;
    }
    .nf-toc__toggle {
        cursor: pointer;
        pointer-events: auto;
    }
}

/* --- PRISM.JS OVERRIDES (Nightfall palette) --- */
pre[class*="language-"],
code[class*="language-"] {
    font-family: var(--nf-font-mono) !important;
    font-size: 0.85rem !important;
}
pre[class*="language-"] {
    background: var(--nf-code-bg) !important;
    border: 1px solid var(--nf-border) !important;
    border-radius: var(--nf-radius) !important;
    padding: 1.25rem !important;
    margin: 1.5rem 0 !important;
}
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
    color: var(--nf-text-dim) !important;
}
.token.keyword,
.token.tag,
.token.boolean,
.token.important {
    color: var(--nf-accent2) !important;
}
.token.function,
.token.class-name {
    color: #66d9ef !important;
}
.token.string,
.token.attr-value {
    color: var(--nf-success) !important;
}
.token.number {
    color: var(--nf-warning) !important;
}
.token.operator,
.token.punctuation {
    color: var(--nf-text-muted) !important;
}
.token.variable,
.token.property {
    color: var(--nf-accent) !important;
}
.token.selector,
.token.attr-name {
    color: #a6e22e !important;
}
/* Line numbers override */
.line-numbers .line-numbers-rows {
    border-right: 1px solid var(--nf-border) !important;
}
.line-numbers .line-numbers-rows > span::before {
    color: var(--nf-text-dim) !important;
}
/* Toolbar override */
div.code-toolbar > .toolbar {
    opacity: 1 !important;
}
div.code-toolbar > .toolbar > .toolbar-item > button,
div.code-toolbar > .toolbar > .toolbar-item > span {
    background: var(--nf-bg-card) !important;
    color: var(--nf-text-muted) !important;
    border: 1px solid var(--nf-border) !important;
    border-radius: var(--nf-radius) !important;
    padding: 0.25rem 0.5rem !important;
    font-size: 0.7rem !important;
    box-shadow: none !important;
    text-shadow: none !important;
}
div.code-toolbar > .toolbar > .toolbar-item > button:hover {
    color: var(--nf-accent) !important;
    border-color: var(--nf-accent) !important;
}

/* --- ABOUT PAGE --- */
.nf-about__hero {
    text-align: center;
    padding: 4rem 1.5rem 3rem;
    background: var(--nf-bg-surface);
    border-bottom: 1px solid var(--nf-border);
}
.nf-about__hero-inner {
    max-width: 600px;
    margin: 0 auto;
}
.nf-about__avatar-wrap {
    margin-bottom: 1.5rem;
}
.nf-about__avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid var(--nf-accent);
    box-shadow: 0 0 30px var(--nf-accent-glow);
    object-fit: cover;
}
.nf-about__avatar--placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--nf-bg-card);
    color: var(--nf-accent);
}
.nf-about__name {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    background: linear-gradient(135deg, var(--nf-text) 0%, var(--nf-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nf-about__title-role {
    font-size: 1.1rem;
    color: var(--nf-accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.nf-about__tagline {
    color: var(--nf-text-muted);
    font-size: 1rem;
    margin-bottom: 1.5rem;
}
.nf-about__socials {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}
.nf-about__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    color: var(--nf-text-muted) !important;
    text-shadow: none !important;
    transition: all var(--nf-transition);
}
.nf-about__social:hover {
    border-color: var(--nf-accent);
    color: var(--nf-accent) !important;
    box-shadow: 0 0 12px var(--nf-accent-glow);
}

.nf-about__content {
    max-width: var(--nf-content-width);
    margin: 0 auto;
    padding: 3rem 1.5rem;
}
.nf-about__section {
    margin-bottom: 3rem;
}
.nf-about__section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--nf-border);
}
.nf-about__intro {
    color: var(--nf-text-muted);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

/* Timeline */
.nf-timeline {
    position: relative;
    padding-left: 2rem;
}
.nf-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--nf-accent), var(--nf-accent2), var(--nf-border));
}
.nf-timeline__item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 1rem;
}
.nf-timeline__marker {
    position: absolute;
    left: -2rem;
    top: 0.25rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--nf-bg);
    border: 3px solid var(--nf-accent);
    box-shadow: 0 0 8px var(--nf-accent-glow);
}
.nf-timeline__date {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--nf-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}
.nf-timeline__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--nf-text);
    margin-bottom: 0.15rem;
}
.nf-timeline__company {
    font-size: 0.9rem;
    color: var(--nf-accent2);
    font-weight: 500;
    margin-bottom: 0.5rem;
}
.nf-timeline__desc {
    font-size: 0.9rem;
    color: var(--nf-text-muted);
    line-height: 1.6;
}

/* Certifications Grid */
.nf-certs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}
.nf-cert {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    transition: all var(--nf-transition);
}
.nf-cert:hover {
    border-color: var(--nf-accent);
    box-shadow: 0 0 12px var(--nf-accent-glow);
}
.nf-cert__icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}
.nf-cert__info {
    display: flex;
    flex-direction: column;
}
.nf-cert__name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--nf-text);
}
.nf-cert__full {
    font-size: 0.8rem;
    color: var(--nf-text-muted);
}

/* Pillars Grid */
.nf-pillars {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}
.nf-pillar {
    padding: 1.5rem;
    background: var(--nf-bg-card);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius-lg);
    transition: all 0.3s ease;
}
.nf-pillar:hover {
    border-color: var(--nf-accent);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 12px var(--nf-accent-glow);
    transform: translateY(-2px);
}
.nf-pillar__icon {
    margin-bottom: 1rem;
}
.nf-pillar__title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--nf-text);
}
.nf-pillar__desc {
    font-size: 0.9rem;
    color: var(--nf-text-muted);
    line-height: 1.5;
}

/* About responsive */
@media (max-width: 768px) {
    .nf-about__name { font-size: 1.75rem; }
    .nf-pillars { grid-template-columns: 1fr; }
    .nf-certs { grid-template-columns: 1fr; }
    .nf-timeline { padding-left: 1.5rem; }
    .nf-timeline__marker { left: -1.5rem; }
}