/* ============================================================
   singleventupset.com — main.css
   No JavaScript. HTML5 + CSS only.
   Google Fonts: JetBrains Mono (https://fonts.google.com)
   For self-hosted fallback, place .woff2 files in /assets/fonts/
============================================================ */

/* ============================================================
   TOKENS
============================================================ */
:root {
    --bg:           #06070f;
    --bg2:          #0c0d1a;
    --bg3:          #11121f;
    --green:        #00ff41;
    --cyan:         #00d4ff;
    --red:          #ff2a2a;
    --orange:       #ff8c00;
    --yellow:       #ffd500;
    --text:         #c4cce0;
    --text-dim:     #525a72;
    --border:       #191c2a;
    --border-light: #222535;
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================================
   BACKGROUND
============================================================ */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,255,65,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,255,65,0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.12) 2px,
        rgba(0,0,0,0.12) 4px
    );
    animation: scanmove 10s linear infinite;
    pointer-events: none;
    z-index: 9998;
}

@keyframes scanmove {
    from { background-position: 0 0; }
    to   { background-position: 0 -80px; }
}

/* ============================================================
   HEADER — supports both <label> (homepage tabs) and <a> (subpages)
============================================================ */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6,7,15,0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
}

.logo-bracket { color: var(--green); font-weight: 700; font-size: 1rem; }

.logo-text { color: var(--text); font-size: 0.88rem; letter-spacing: 0.04em; }
.logo-text em { color: var(--green); font-style: normal; }

.tlp-pill {
    font-size: 0.6rem;
    padding: 2px 7px;
    border: 1px solid var(--orange);
    color: var(--orange);
    letter-spacing: 0.12em;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.header-nav label,
.header-nav a {
    color: var(--text-dim);
    cursor: pointer;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding-bottom: 3px;
    border-bottom: 1px solid transparent;
    transition: color 0.18s, border-color 0.18s;
    text-decoration: none;
    user-select: none;
    font-family: inherit;
}

.header-nav label:hover,
.header-nav a:hover { color: var(--text); }

.header-nav a.nav-active {
    color: var(--green);
    border-bottom-color: var(--green);
}

/* Homepage radio-driven active nav */
#tab-journal:checked  ~ header .nav-journal,
#tab-research:checked ~ header .nav-research,
#tab-about:checked    ~ header .nav-about {
    color: var(--green);
    border-bottom-color: var(--green);
}

/* ============================================================
   HERO / HOME
============================================================ */
.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3.5rem 2rem 2.5rem;
    animation: fadeup 0.5s ease both;
}

.site-title-wrap { margin-bottom: 2rem; }

.glitch {
    position: relative;
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.04em;
    line-height: 1.1;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}

.glitch::before {
    color: var(--cyan);
    clip-path: polygon(0 15%, 100% 15%, 100% 40%, 0 40%);
    animation: glitch-a 5s infinite;
}

.glitch::after {
    color: var(--red);
    clip-path: polygon(0 60%, 100% 60%, 100% 82%, 0 82%);
    animation: glitch-b 5s infinite;
}

@keyframes glitch-a {
    0%,88%,100% { transform: none; opacity: 0; }
    89%          { transform: translateX(-5px); opacity: 1; }
    91%          { transform: translateX(5px); opacity: 1; }
    93%          { transform: translateX(-2px); opacity: 0.8; }
    95%          { opacity: 0; }
}

@keyframes glitch-b {
    0%,90%,100% { transform: none; opacity: 0; }
    91%          { transform: translateX(4px); opacity: 1; }
    93%          { transform: translateX(-4px); opacity: 1; }
    95%          { transform: translateX(1px); opacity: 0.6; }
    97%          { opacity: 0; }
}

.hero-sub {
    margin-top: 0.4rem;
    font-size: 0.82rem;
    color: var(--text-dim);
    letter-spacing: 0.1em;
}

.hero-sub span { color: var(--cyan); }

/* Terminal */
.terminal {
    background: var(--bg2);
    border: 1px solid var(--border-light);
    max-width: 640px;
    overflow: hidden;
}

.term-bar {
    background: var(--bg3);
    border-bottom: 1px solid var(--border);
    padding: 9px 14px;
    display: flex;
    align-items: center;
    gap: 7px;
}

.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot-r { background: #ff5f57; }
.dot-y { background: #febc2e; }
.dot-g { background: #28c840; }

.term-title { font-size: 0.72rem; color: var(--text-dim); margin: 0 auto; }

.term-body { padding: 1.25rem 1.5rem; }

.term-row {
    display: flex;
    gap: 6px;
    align-items: baseline;
    margin-bottom: 3px;
    font-size: 0.83rem;
}

.prompt { color: var(--green); user-select: none; flex-shrink: 0; }

.typeout { overflow: hidden; white-space: nowrap; width: 0; display: inline-block; }

.t1 { animation: type-16ch 0.9s steps(16,end) 0.4s forwards, cursor-end 0.7s step-end 1.4s 3; }
.t2 { animation: type-13ch 0.7s steps(13,end) 2.4s forwards; }
.t3 { animation: type-22ch 1.0s steps(22,end) 3.8s forwards; }
.t4 { animation: type-1ch  0.1s steps(1,end)  5.4s forwards, blink 1s step-end 5.5s infinite; }

@keyframes type-16ch { to { width: 16ch; } }
@keyframes type-13ch { to { width: 13ch; } }
@keyframes type-22ch { to { width: 22ch; } }
@keyframes type-1ch  { to { width: 1ch; } }

@keyframes cursor-end {
    0%,49% { border-right: 2px solid var(--green); }
    50%,100% { border-right: 2px solid transparent; }
}

@keyframes blink { 50% { opacity: 0; } }

.term-out {
    font-size: 0.78rem;
    color: var(--text-dim);
    padding: 2px 0 10px 1.2rem;
    line-height: 1.7;
}

.term-out span { color: var(--cyan); }

/* ============================================================
   STATS BAR
============================================================ */
.stats-bar {
    max-width: 1200px;
    margin: 0 auto 1rem;
    padding: 0 2rem 2rem;
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
    animation: fadeup 0.5s ease 0.1s both;
}

.stat { display: flex; flex-direction: column; gap: 3px; }

.stat-lbl {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-dim);
}

.stat-val {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--green);
    animation: count-in 0.6s ease both;
}

.c-red  { color: var(--red) !important; }
.c-cyan { color: var(--cyan) !important; }
.c-orng { color: var(--orange) !important; }
.c-dim  { color: var(--text-dim) !important; font-size: 0.88rem !important; font-weight: 400 !important; }

@keyframes count-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: none; }
}

/* ============================================================
   IN-PAGE TABS (homepage only)
============================================================ */
.tab-input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }

.tab-nav {
    display: flex;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.5rem;
}

.tab-nav label {
    padding: 0.65rem 1.4rem;
    cursor: pointer;
    font-size: 0.76rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.18s;
    user-select: none;
}

.tab-nav label:hover { color: var(--text); }

.tab-panel { display: none; }

#tab-journal:checked  ~ .main-content .tab-panel-journal,
#tab-research:checked ~ .main-content .tab-panel-research,
#tab-about:checked    ~ .main-content .tab-panel-about { display: block; }

#tab-journal:checked  ~ .main-content .tab-nav .nav-journal,
#tab-research:checked ~ .main-content .tab-nav .nav-research,
#tab-about:checked    ~ .main-content .tab-nav .nav-about {
    color: var(--green);
    border-bottom-color: var(--green);
}

/* ============================================================
   MAIN CONTENT WRAPPER
============================================================ */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 2rem 5rem;
    position: relative;
    z-index: 1;
}

/* ============================================================
   TAGS
============================================================ */
.tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.tag {
    font-size: 0.62rem;
    padding: 2px 6px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.tg  { color: var(--green);  border: 1px solid rgba(0,255,65,0.3);  background: rgba(0,255,65,0.05); }
.tc  { color: var(--cyan);   border: 1px solid rgba(0,212,255,0.3); background: rgba(0,212,255,0.05); }
.tr  { color: var(--red);    border: 1px solid rgba(255,42,42,0.3); background: rgba(255,42,42,0.05); }
.to  { color: var(--orange); border: 1px solid rgba(255,140,0,0.3); background: rgba(255,140,0,0.05); }
.ty  { color: var(--yellow); border: 1px solid rgba(255,213,0,0.3); background: rgba(255,213,0,0.05); }

/* ============================================================
   ENTRY CARDS (journal listing)
============================================================ */
.journal-layout {
    display: grid;
    grid-template-columns: 1fr 270px;
    gap: 2rem;
}

.entries { display: flex; flex-direction: column; gap: 1.5rem; }

.entry {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 1.5rem;
    position: relative;
    transition: border-color 0.2s, box-shadow 0.2s;
    animation: fadeup 0.45s ease both;
}

.entry:nth-child(1) { animation-delay: 0.04s; }
.entry:nth-child(2) { animation-delay: 0.09s; }
.entry:nth-child(3) { animation-delay: 0.14s; }
.entry:nth-child(4) { animation-delay: 0.19s; }
.entry:nth-child(5) { animation-delay: 0.24s; }
.entry:nth-child(6) { animation-delay: 0.29s; }

.entry::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--green);
    transform: scaleY(0);
    transition: transform 0.2s;
}

.entry:hover { border-color: rgba(0,255,65,0.22); box-shadow: 0 0 18px rgba(0,255,65,0.04); }
.entry:hover::before { transform: scaleY(1); }

.entry-meta {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 0.7rem;
}

.entry-date { color: var(--text-dim); font-size: 0.73rem; }

.entry-title {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.5rem;
    line-height: 1.45;
}

.entry-title a { color: inherit; text-decoration: none; transition: color 0.18s; }
.entry-title a:hover { color: var(--green); }

.entry-excerpt {
    font-size: 0.79rem;
    color: var(--text-dim);
    line-height: 1.65;
}

.entry-foot {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.read-link {
    color: var(--green);
    text-decoration: none;
    font-size: 0.73rem;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.18s;
}

.read-link::after { content: "→"; }
.read-link:hover { gap: 8px; }

.rtime { color: var(--text-dim); font-size: 0.7rem; }

/* ============================================================
   SIDEBAR WIDGETS
============================================================ */
.sidebar { display: flex; flex-direction: column; gap: 1.5rem; }

.widget {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 1.2rem;
}

.widget-hd {
    font-size: 0.66rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--text-dim);
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.9rem;
}

.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.recent-list { list-style: none; display: flex; flex-direction: column; gap: 0.8rem; }
.recent-list li { display: flex; flex-direction: column; gap: 2px; }
.recent-list a { color: var(--text); text-decoration: none; font-size: 0.78rem; line-height: 1.4; transition: color 0.18s; }
.recent-list a:hover { color: var(--green); }
.recent-date { font-size: 0.68rem; color: var(--text-dim); }

.status-list { font-size: 0.75rem; color: var(--text-dim); line-height: 2; }
.status-list .s-active { color: var(--green); }
.status-list .s-draft  { color: var(--orange); }

/* ============================================================
   RESEARCH CARDS
============================================================ */
.section-label {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.5rem;
}

.section-label::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.section-label span {
    font-size: 0.66rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-dim);
    white-space: nowrap;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.4rem;
    margin-bottom: 3rem;
}

.rcard {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 1.4rem;
    transition: border-color 0.2s;
    animation: fadeup 0.45s ease both;
}

.rcard:nth-child(1) { animation-delay: 0.04s; }
.rcard:nth-child(2) { animation-delay: 0.09s; }
.rcard:nth-child(3) { animation-delay: 0.14s; }
.rcard:nth-child(4) { animation-delay: 0.19s; }
.rcard:nth-child(5) { animation-delay: 0.24s; }
.rcard:nth-child(6) { animation-delay: 0.29s; }

.rcard:hover { border-color: rgba(0,212,255,0.25); }

.rcard-type {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--cyan);
    margin-bottom: 0.7rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.rcard-type::before { content: ""; display: block; width: 14px; height: 1px; background: var(--cyan); }

.rcard-title { font-size: 0.9rem; font-weight: 600; color: var(--text); margin-bottom: 0.5rem; line-height: 1.45; }
.rcard-desc  { font-size: 0.77rem; color: var(--text-dim); line-height: 1.65; margin-bottom: 1rem; }

.rcard-foot { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }

.cve { font-size: 0.68rem; padding: 2px 7px; background: rgba(255,42,42,0.08); border: 1px solid rgba(255,42,42,0.3); color: var(--red); }

.sev { font-size: 0.62rem; padding: 2px 6px; font-weight: 700; letter-spacing: 0.06em; }

.sv-crit { background: rgba(255,42,42,0.12); border: 1px solid var(--red);    color: var(--red); }
.sv-high { background: rgba(255,140,0,0.12); border: 1px solid var(--orange); color: var(--orange); }
.sv-med  { background: rgba(255,213,0,0.12); border: 1px solid var(--yellow); color: var(--yellow); }
.sv-low  { background: rgba(0,255,65,0.08);  border: 1px solid var(--green);  color: var(--green); }
.sv-def  { background: rgba(0,212,255,0.08); border: 1px solid var(--cyan);   color: var(--cyan); }

/* ============================================================
   TOOLS GRID
============================================================ */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 1rem;
}

.tool {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 1rem;
    transition: border-color 0.2s, background 0.2s;
}

.tool:hover { border-color: rgba(0,255,65,0.2); background: var(--bg3); }

.tool-name { color: var(--green); font-size: 0.85rem; font-weight: 600; margin-bottom: 3px; }
.tool-cat  { color: var(--text-dim); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.45rem; }
.tool-desc { color: var(--text-dim); font-size: 0.74rem; line-height: 1.5; }

/* ============================================================
   ABOUT CONTENT
============================================================ */
.about-wrap { max-width: 660px; }

.about-wrap p {
    font-size: 0.83rem;
    color: var(--text-dim);
    line-height: 1.85;
    margin-bottom: 1.4rem;
}

.about-wrap p strong,
.about-wrap p .hl { color: var(--green); font-weight: 600; }

.about-wrap p code {
    color: var(--cyan);
    background: var(--bg2);
    padding: 1px 5px;
    border: 1px solid var(--border-light);
    font-family: inherit;
    font-size: 0.9em;
}

.about-meta {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 0.7rem 1rem;
    padding: 1.4rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    font-size: 0.79rem;
    margin: 1.75rem 0;
}

.am-key { color: var(--text-dim); }
.am-val { color: var(--text); }
.am-val a { color: var(--green); text-decoration: none; }
.am-val a:hover { text-decoration: underline; }

.tlp-notice {
    border: 1px solid var(--orange);
    padding: 1rem 1.4rem;
    background: rgba(255,140,0,0.025);
    margin: 1.75rem 0;
}

.tlp-notice-hd {
    font-size: 0.66rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--orange);
    margin-bottom: 0.5rem;
}

.tlp-notice p { font-size: 0.77rem; color: var(--text-dim); margin-bottom: 0; }

/* ============================================================
   BREADCRUMB
============================================================ */
.breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.9rem 2rem 0;
    font-size: 0.72rem;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    position: relative;
    z-index: 1;
}

.breadcrumb a { color: var(--text-dim); text-decoration: none; transition: color 0.18s; }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--text); }

/* ============================================================
   PAGE HEADER (listing pages)
============================================================ */
.page-header {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 2rem 0;
    animation: fadeup 0.4s ease both;
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.03em;
    margin-bottom: 0.4rem;
}

.page-header p {
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 0.08em;
}

/* ============================================================
   BLOG POST LAYOUT
============================================================ */
.post-layout {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 2.5rem;
    align-items: start;
}

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

.post-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.35;
    margin-bottom: 1rem;
}

.post-meta-bar {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.post-meta-bar time { color: var(--text-dim); font-size: 0.75rem; }
.post-meta-bar .rtime { color: var(--text-dim); font-size: 0.75rem; }

/* ============================================================
   ARTICLE BODY TYPOGRAPHY
============================================================ */
.article-body {
    font-size: 0.85rem;
    line-height: 1.85;
    color: var(--text-dim);
}

.article-body h2 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    margin: 2.5rem 0 0.75rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}

.article-body h3 {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--cyan);
    margin: 1.75rem 0 0.5rem;
}

.article-body h4 {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 1.5rem 0 0.5rem;
}

.article-body p { margin-bottom: 1.1rem; }

.article-body a { color: var(--green); text-decoration: none; border-bottom: 1px solid rgba(0,255,65,0.3); transition: border-color 0.18s; }
.article-body a:hover { border-bottom-color: var(--green); }

.article-body strong { color: var(--text); font-weight: 600; }
.article-body em { color: var(--text); font-style: italic; }

.article-body code {
    color: var(--cyan);
    background: var(--bg2);
    padding: 1px 6px;
    border: 1px solid var(--border-light);
    font-family: inherit;
    font-size: 0.9em;
    white-space: nowrap;
}

.article-body pre {
    background: var(--bg2);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--green);
    padding: 1.25rem 1.5rem;
    margin: 1.25rem 0;
    overflow-x: auto;
    font-size: 0.8rem;
    line-height: 1.65;
    color: var(--text);
}

.article-body pre code {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
    white-space: pre;
}

.article-body blockquote {
    border-left: 3px solid var(--text-dim);
    padding: 0.5rem 0 0.5rem 1.25rem;
    margin: 1.25rem 0;
    color: var(--text-dim);
    font-style: italic;
}

.article-body ul,
.article-body ol {
    padding-left: 1.5rem;
    margin-bottom: 1.1rem;
}

.article-body li { margin-bottom: 0.3rem; }

.article-body ul li::marker { color: var(--green); }
.article-body ol li::marker { color: var(--text-dim); }

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.8rem;
}

.article-body th {
    background: var(--bg3);
    color: var(--text);
    font-weight: 600;
    text-align: left;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-light);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.article-body td {
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border);
    vertical-align: top;
}

.article-body tr:hover td { background: rgba(0,255,65,0.02); }

/* Callout boxes */
.callout {
    padding: 1rem 1.25rem;
    border: 1px solid var(--border-light);
    margin: 1.5rem 0;
    font-size: 0.8rem;
    line-height: 1.7;
}

.callout-hd {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.callout.info    { border-color: rgba(0,212,255,0.3); background: rgba(0,212,255,0.04); }
.callout.info    .callout-hd { color: var(--cyan); }
.callout.warning { border-color: rgba(255,140,0,0.3); background: rgba(255,140,0,0.04); }
.callout.warning .callout-hd { color: var(--orange); }
.callout.danger  { border-color: rgba(255,42,42,0.3);  background: rgba(255,42,42,0.04); }
.callout.danger  .callout-hd { color: var(--red); }
.callout.note    { border-color: rgba(0,255,65,0.2);   background: rgba(0,255,65,0.03); }
.callout.note    .callout-hd { color: var(--green); }

/* ============================================================
   POST NAVIGATION (prev / next)
============================================================ */
.post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.post-nav-item {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 1rem 1.25rem;
    text-decoration: none;
    transition: border-color 0.18s;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.post-nav-item:hover { border-color: rgba(0,255,65,0.25); }

.post-nav-dir {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-dim);
}

.post-nav-title {
    font-size: 0.82rem;
    color: var(--text);
    line-height: 1.4;
}

.post-nav-item.next { text-align: right; }
.post-nav-item.prev .post-nav-dir::before { content: "← "; }
.post-nav-item.next .post-nav-dir::after  { content: " →"; }

/* ============================================================
   CVE DETAIL PAGE
============================================================ */
.cve-header {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    align-items: start;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.cve-id {
    font-size: 0.8rem;
    color: var(--red);
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cve-id::before { content: ""; display: block; width: 20px; height: 1px; background: var(--red); }

.cve-title { font-size: 1.35rem; font-weight: 700; color: var(--text); line-height: 1.3; }

.cvss-block {
    text-align: center;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border);
    background: var(--bg2);
    min-width: 120px;
}

.cvss-score {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.cvss-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-dim); }

.cvss-critical { color: var(--red); }
.cvss-high     { color: var(--orange); }
.cvss-medium   { color: var(--yellow); }
.cvss-low      { color: var(--green); }

.meta-table {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 0.6rem 1rem;
    padding: 1.2rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    font-size: 0.79rem;
    margin-bottom: 2rem;
}

.meta-key { color: var(--text-dim); }
.meta-val { color: var(--text); }
.meta-val a { color: var(--green); text-decoration: none; }
.meta-val a:hover { text-decoration: underline; }

/* ============================================================
   PAGINATION
============================================================ */
.pagination {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2.5rem;
    justify-content: center;
}

.pg-item {
    padding: 5px 10px;
    font-size: 0.75rem;
    color: var(--text-dim);
    background: var(--bg2);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: color 0.18s, border-color 0.18s;
}

.pg-item:hover { color: var(--green); border-color: rgba(0,255,65,0.3); }
.pg-item.active { color: var(--green); border-color: var(--green); background: rgba(0,255,65,0.05); }
.pg-item.disabled { opacity: 0.3; pointer-events: none; }

/* ============================================================
   PGP KEY PAGE
============================================================ */
.pgp-key-block {
    background: var(--bg2);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--green);
    padding: 1.5rem;
    font-size: 0.72rem;
    line-height: 1.7;
    color: var(--text-dim);
    overflow-x: auto;
    white-space: pre;
    word-break: break-all;
    margin: 1.5rem 0;
}

/* ============================================================
   FOOTER
============================================================ */
footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem 2rem;
    position: relative;
    z-index: 1;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.footer-left { font-size: 0.73rem; color: var(--text-dim); }
.footer-left .hl { color: var(--green); }

.footer-right { display: flex; gap: 1.5rem; }

.footer-right a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.73rem;
    transition: color 0.18s;
}

.footer-right a:hover { color: var(--green); }

.pulsedot {
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--green);
    margin-right: 5px;
    vertical-align: middle;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%,100% { box-shadow: 0 0 0 0 rgba(0,255,65,0.5); }
    50%      { box-shadow: 0 0 0 5px rgba(0,255,65,0); }
}

/* ============================================================
   RESUME
============================================================ */
.resume-intro { max-width: 760px; margin-bottom: 2.5rem; }
.resume-intro p { font-size: 0.85rem; color: var(--text-dim); line-height: 1.85; margin-bottom: 1.1rem; }
.resume-intro p .hl { color: var(--green); font-weight: 600; }

.resume-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 0.5rem; }
.resume-btn {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--green);
    border: 1px solid rgba(0,255,65,0.3);
    background: rgba(0,255,65,0.05);
    padding: 0.5rem 1rem;
    text-decoration: none;
    transition: border-color 0.18s, background 0.18s;
}
.resume-btn:hover { border-color: var(--green); background: rgba(0,255,65,0.1); }

.timeline { position: relative; margin: 0 0 2.5rem; padding-left: 1.5rem; border-left: 1px solid var(--border-light); }
.job { position: relative; padding-bottom: 1.75rem; }
.job:last-child { padding-bottom: 0; }
.job::before {
    content: ""; position: absolute; left: -1.5rem; top: 4px;
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--bg); border: 2px solid var(--green);
    transform: translateX(-50%);
}
.job.current::before { background: var(--green); box-shadow: 0 0 8px rgba(0,255,65,0.6); }
.job-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.job-title { font-size: 0.92rem; font-weight: 600; color: var(--text); }
.job-dates { font-size: 0.7rem; color: var(--text-dim); white-space: nowrap; }
.job-co { font-size: 0.78rem; color: var(--cyan); margin: 2px 0 0.5rem; }
.job-co .job-loc { color: var(--text-dim); }
.job-desc { font-size: 0.78rem; color: var(--text-dim); line-height: 1.7; }
.job-desc ul { list-style: none; margin-top: 0.4rem; }
.job-desc li { position: relative; padding-left: 1rem; margin-bottom: 0.3rem; }
.job-desc li::before { content: "▹"; position: absolute; left: 0; color: var(--green); }

.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px,1fr)); gap: 0.9rem; margin-bottom: 2.5rem; }
.cert {
    background: var(--bg2); border: 1px solid var(--border);
    padding: 0.9rem 1.1rem; transition: border-color 0.2s;
}
.cert:hover { border-color: rgba(0,212,255,0.25); }
.cert-name { font-size: 0.82rem; font-weight: 600; color: var(--text); margin-bottom: 3px; }
.cert-auth { font-size: 0.7rem; color: var(--cyan); }
.cert-meta { font-size: 0.66rem; color: var(--text-dim); margin-top: 0.4rem; }
.cert.expired { opacity: 0.62; }
.cert.expired .cert-name::after { content: " · expired"; color: var(--text-dim); font-weight: 400; font-size: 0.85em; }

.skill-cloud { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 2.5rem; max-width: 900px; }
.skill-cloud .tag { font-size: 0.68rem; padding: 3px 8px; }

.rec { background: var(--bg2); border: 1px solid var(--border); border-left: 3px solid var(--cyan); padding: 1.2rem 1.4rem; margin-bottom: 1.2rem; }
.rec-text { font-size: 0.79rem; color: var(--text-dim); line-height: 1.75; font-style: italic; margin-bottom: 0.8rem; }
.rec-by { font-size: 0.74rem; color: var(--text); }
.rec-by span { color: var(--text-dim); font-style: normal; }

.edu-item { margin-bottom: 1rem; }
.edu-school { font-size: 0.85rem; color: var(--text); font-weight: 600; }
.edu-deg { font-size: 0.76rem; color: var(--cyan); }
.edu-meta { font-size: 0.7rem; color: var(--text-dim); }

/* ============================================================
   UTILITY
============================================================ */
.divider { width: 100%; height: 1px; background: var(--border); margin: 2rem 0; }
.hl { color: var(--green); font-style: normal; }

@keyframes fadeup {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: none; }
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 900px) {
    .post-layout     { grid-template-columns: 1fr; }
    .journal-layout  { grid-template-columns: 1fr; }
    .cve-header      { grid-template-columns: 1fr; }
    .cvss-block      { max-width: 160px; }
}

@media (max-width: 800px) {
    .glitch { font-size: 1.9rem; }
}

@media (max-width: 560px) {
    .header-inner, .hero, .stats-bar, .main-content,
    .page-header, .breadcrumb, footer { padding-left: 1rem; padding-right: 1rem; }
    .research-grid, .tools-grid { grid-template-columns: 1fr; }
    .glitch { font-size: 1.5rem; }
    .tab-nav label { padding: 0.65rem 0.8rem; font-size: 0.68rem; }
    .stats-bar { gap: 1.5rem; }
    .post-nav { grid-template-columns: 1fr; }
    .about-meta, .meta-table { grid-template-columns: 1fr; }
    .about-meta .am-key, .meta-table .meta-key { color: var(--text-dim); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.1em; }
}

@media print {
    body::before, body::after { display: none; }
    header { position: static; background: white; color: black; }
    .glitch::before, .glitch::after { display: none; }
    .pulsedot { display: none; }
}