/* ═══════════════════════════════════════════════════════════════
   CHARLES THOMAS — PORTFOLIO & BLOG
   Dashboard / Cybersecurity Theme
   British Racing Green Accent | Dark Default | Light Toggle
═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Rajdhani:wght@300;400;500;600;700&family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;1,300&display=swap');

/* ─── CSS Variables ──────────────────────────────────────────── */
:root {
    /* British Racing Green palette */
    --brg:          #00542a;
    --brg-bright:   #007a3d;
    --brg-dim:      #003d1f;
    --brg-glow:     rgba(0, 84, 42, 0.25);
    --brg-glow-lg:  rgba(0, 84, 42, 0.12);

    /* Dark theme (default) */
    --bg:           #080c0a;
    --bg-2:         #0d1410;
    --bg-3:         #111a14;
    --bg-card:      #0f1812;
    --bg-card-hover:#131f16;
    --border:       #1a2e1f;
    --border-bright:#264d30;
    --text:         #c8d5ca;
    --text-dim:     #7a9480;
    --text-muted:   #4a6350;
    --heading:      #e8f0e9;

    /* Status colours */
    --status-ok:    #00ff88;
    --status-warn:  #ffaa00;
    --status-err:   #ff4455;
    --status-info:  #00aaff;

    /* Typography */
    --font-display: 'Rajdhani', sans-serif;
    --font-mono:    'JetBrains Mono', 'Courier New', monospace;
    --font-ui:      'Share Tech Mono', monospace;

    /* Layout */
    --sidebar-w:    220px;
    --topbar-h:     52px;
    --radius:       2px;
    --max-content:  960px;

    /* Transitions */
    --trans:        0.18s ease;
}

/* Light mode overrides */
[data-theme="light"] {
    --bg:           #f0f4f1;
    --bg-2:         #e8ede9;
    --bg-3:         #dde5de;
    --bg-card:      #ffffff;
    --bg-card-hover:#f5faf6;
    --border:       #c8d8cb;
    --border-bright:#a0c0a8;
    --text:         #1a2e1f;
    --text-dim:     #3d5c45;
    --text-muted:   #6a8a70;
    --heading:      #0d1f12;
    --brg-glow:     rgba(0, 84, 42, 0.15);
    --brg-glow-lg:  rgba(0, 84, 42, 0.06);
}

/* ─── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background var(--trans), color var(--trans);
    overflow-x: hidden;
}

/* Subtle scanline overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.03) 2px,
        rgba(0,0,0,0.03) 4px
    );
    pointer-events: none;
    z-index: 9999;
}

[data-theme="light"] body::before { opacity: 0.4; }

/* ─── Topbar ─────────────────────────────────────────────────── */
.topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    z-index: 200;
}

.topbar::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--brg), transparent);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.topbar-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--brg-bright);
    text-decoration: none;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.topbar-logo .logo-bracket {
    color: var(--text-muted);
    font-weight: 300;
}

.topbar-system {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-left: 1px solid var(--border);
    padding-left: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.topbar-system .ping {
    width: 6px; height: 6px;
    background: var(--status-ok);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.topbar-clock {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-ui);
    letter-spacing: 0.05em;
}

/* Theme toggle */
.theme-toggle {
    background: var(--bg-3);
    border: 1px solid var(--border);
    color: var(--text-dim);
    padding: 0.3rem 0.7rem;
    font-family: var(--font-ui);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: var(--radius);
    transition: all var(--trans);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.theme-toggle:hover {
    border-color: var(--brg);
    color: var(--brg-bright);
}

/* ─── Layout Shell ───────────────────────────────────────────── */
.layout {
    display: flex;
    margin-top: var(--topbar-h);
    min-height: calc(100vh - var(--topbar-h));
}

/* ─── Sidebar ────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    bottom: 0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
    z-index: 100;
}

.sidebar-section {
    margin-bottom: 1.5rem;
}

.sidebar-label {
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 0 1.2rem;
    margin-bottom: 0.4rem;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.5rem 1.2rem;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    transition: all var(--trans);
    border-left: 2px solid transparent;
    position: relative;
}

.sidebar-nav a:hover {
    color: var(--text);
    background: var(--bg-3);
    border-left-color: var(--brg-dim);
}

.sidebar-nav a.active {
    color: var(--brg-bright);
    background: var(--brg-glow-lg);
    border-left-color: var(--brg);
}

.sidebar-nav a .nav-icon {
    font-size: 0.8rem;
    width: 16px;
    text-align: center;
    opacity: 0.7;
}

.sidebar-nav a.active .nav-icon { opacity: 1; }

.sidebar-footer {
    margin-top: auto;
    padding: 1rem 1.2rem;
    border-top: 1px solid var(--border);
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

/* ─── Main Content ───────────────────────────────────────────── */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    padding: 2rem;
    max-width: 100%;
    width: 100%;
    min-width: 0; /* prevent flex blowout */
    box-sizing: border-box;
}

/* ─── Page Header ────────────────────────────────────────────── */
.page-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}

.page-header-left {}

.page-path {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
}

.page-path span { color: var(--brg-bright); }

.page-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--heading);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1;
}

.page-title .accent { color: var(--brg-bright); }

/* ─── Dashboard Grid ─────────────────────────────────────────── */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
}

/* Widget base */
.widget {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.2rem;
    transition: border-color var(--trans), background var(--trans);
    position: relative;
    overflow: hidden;
}

.widget::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--brg-dim), var(--brg), var(--brg-dim));
    opacity: 0;
    transition: opacity var(--trans);
}

.widget:hover { border-color: var(--border-bright); background: var(--bg-card-hover); }
.widget:hover::before { opacity: 1; }

/* Grid span helpers */
.col-4  { grid-column: span 4; }
.col-6  { grid-column: span 6; }
.col-8  { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.widget-label {
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* ─── Status Widget ──────────────────────────────────────────── */
.status-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }

.status-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
}

.status-item-left { display: flex; align-items: center; gap: 0.6rem; }

.status-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}
.status-dot.ok      { background: var(--status-ok);   box-shadow: 0 0 6px var(--status-ok);   }
.status-dot.warn    { background: var(--status-warn); box-shadow: 0 0 6px var(--status-warn); }
.status-dot.err     { background: var(--status-err);  box-shadow: 0 0 6px var(--status-err);  }
.status-dot.unknown { background: var(--status-warn); box-shadow: 0 0 4px var(--status-warn); opacity: 0.6; }
.status-dot.checking{ background: var(--text-muted);  box-shadow: none; animation: pulse 1.5s infinite; }

.status-name { color: var(--text); }
.status-val  { color: var(--text-muted); font-size: 0.68rem; }

/* ─── Terminal Widget ────────────────────────────────────────── */
.terminal {
    background: #040a06;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.2rem;
    font-family: var(--font-ui);
    font-size: 0.78rem;
    line-height: 1.8;
}

[data-theme="light"] .terminal { background: #f0f7f1; }

.terminal-line { display: flex; gap: 0.6rem; }
.terminal-prompt { color: var(--brg-bright); flex-shrink: 0; }
.terminal-cmd { color: var(--text); }
.terminal-output { color: var(--text-dim); padding-left: 1.1rem; }
.terminal-cursor {
    display: inline-block;
    width: 8px; height: 14px;
    background: var(--brg-bright);
    vertical-align: middle;
    animation: blink 1.1s step-end infinite;
    margin-left: 2px;
}

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

/* ─── Stat Cards ─────────────────────────────────────────────── */
.stat-value {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--brg-bright);
    line-height: 1;
    margin: 0.3rem 0;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.stat-change {
    font-size: 0.65rem;
    color: var(--status-ok);
    margin-top: 0.3rem;
}

/* ─── Post List ──────────────────────────────────────────────── */
.post-table { width: 100%; border-collapse: collapse; }

.post-table tr {
    border-bottom: 1px solid var(--border);
    transition: background var(--trans);
}

.post-table tr:hover { background: var(--bg-card-hover); }
.post-table tr:last-child { border-bottom: none; }

.post-table td {
    padding: 0.7rem 0.5rem;
    font-size: 0.8rem;
    vertical-align: middle;
}

.post-table .td-title a {
    color: var(--text);
    text-decoration: none;
    transition: color var(--trans);
}
.post-table .td-title a:hover { color: var(--brg-bright); }

.post-table .td-date {
    color: var(--text-muted);
    font-size: 0.68rem;
    white-space: nowrap;
    text-align: right;
    letter-spacing: 0.05em;
}

.post-table .td-tag { text-align: right; }

/* ─── Tags ───────────────────────────────────────────────────── */
.tag {
    display: inline-block;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--brg-glow);
    color: var(--brg-bright);
    border: 1px solid var(--brg-dim);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius);
}

.tag-list { display: flex; flex-wrap: wrap; gap: 0.3rem; }

/* ─── Project Cards ──────────────────────────────────────────── */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    transition: all var(--trans);
    position: relative;
    overflow: hidden;
}

.project-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--brg);
    opacity: 0;
    transition: opacity var(--trans);
}

.project-card:hover {
    border-color: var(--border-bright);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.project-card:hover::after { opacity: 1; }

.project-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--heading);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.project-card p {
    font-size: 0.78rem;
    color: var(--text-dim);
    flex: 1;
    line-height: 1.6;
}

.card-links { display: flex; gap: 1rem; margin-top: 0.4rem; }
.card-links a {
    font-size: 0.7rem;
    color: var(--brg-bright);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color var(--trans);
}
.card-links a:hover { color: var(--text); }

/* ─── Blog Page ──────────────────────────────────────────────── */
.post-list-full { display: flex; flex-direction: column; gap: 0; }

.post-entry {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: baseline;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    transition: all var(--trans);
}

.post-entry:hover .post-entry-title { color: var(--brg-bright); }

.post-entry-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    letter-spacing: 0.04em;
    transition: color var(--trans);
}

.post-entry-meta {
    font-size: 0.65rem;
    color: var(--text-muted);
    white-space: nowrap;
    letter-spacing: 0.08em;
}

.post-entry-summary {
    font-size: 0.78rem;
    color: var(--text-dim);
    margin-top: 0.3rem;
    grid-column: 1;
}

/* ─── Single Post ────────────────────────────────────────────── */
.post-body {
    max-width: 680px;
    font-size: 0.9rem;
    line-height: 1.9;
    color: var(--text);
}

.post-body h2, .post-body h3 {
    font-family: var(--font-display);
    color: var(--heading);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin: 2rem 0 0.8rem;
}

.post-body p { margin-bottom: 1.2rem; }

.post-body code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    background: var(--bg-3);
    border: 1px solid var(--border);
    padding: 0.1em 0.4em;
    border-radius: var(--radius);
    color: var(--brg-bright);
}

.post-body pre {
    background: var(--bg-2);
    border: 1px solid var(--border);
    padding: 1.2rem;
    border-radius: var(--radius);
    overflow-x: auto;
    margin-bottom: 1.2rem;
    border-left: 3px solid var(--brg);
}

.post-body pre code {
    background: none;
    border: none;
    padding: 0;
    color: var(--text);
}

/* ─── About Page ─────────────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.skill-bar-wrap { margin-bottom: 0.8rem; }

.skill-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-bottom: 0.3rem;
    letter-spacing: 0.05em;
}

.skill-bar {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--brg-dim), var(--brg-bright));
    border-radius: 2px;
    transition: width 1s ease;
}

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.1rem;
    font-family: var(--font-ui);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--trans);
}

.btn-primary {
    background: var(--brg);
    color: #e8f5eb;
    border-color: var(--brg);
}
.btn-primary:hover { background: var(--brg-bright); border-color: var(--brg-bright); }

.btn-ghost {
    background: transparent;
    color: var(--text-dim);
    border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--brg); color: var(--brg-bright); }

/* ─── Footer ─────────────────────────────────────────────────── */
.site-footer {
    margin-left: var(--sidebar-w);
    border-top: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    background: var(--bg-2);
    flex-shrink: 0;
}

.site-footer a { color: var(--text-muted); text-decoration: none; transition: color var(--trans); }
.site-footer a:hover { color: var(--brg-bright); }

/* ─── Animations ─────────────────────────────────────────────── */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeInUp 0.4s ease forwards; }
.fade-in-2 { animation: fadeInUp 0.4s 0.1s ease both; }
.fade-in-3 { animation: fadeInUp 0.4s 0.2s ease both; }
.fade-in-4 { animation: fadeInUp 0.4s 0.3s ease both; }

/* ─── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--brg); }

/* ─── Cascade scroll-in animations ──────────────────────────── */
[class*="cascade-"] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.45s ease, transform 0.45s ease;
}

.cascade-1  { transition-delay: 0.05s; }
.cascade-2  { transition-delay: 0.12s; }
.cascade-3  { transition-delay: 0.19s; }
.cascade-4  { transition-delay: 0.26s; }
.cascade-5  { transition-delay: 0.33s; }
.cascade-6  { transition-delay: 0.40s; }
.cascade-7  { transition-delay: 0.47s; }
.cascade-8  { transition-delay: 0.54s; }

[class*="cascade-"].cascade-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Homepage post entries ──────────────────────────────────── */
.home-post-entry {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: baseline;
    gap: 1rem;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    transition: all var(--trans);
}
.home-post-entry:last-child { border-bottom: none; }
.home-post-entry:hover .home-post-title { color: var(--brg-bright); }

.home-post-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    letter-spacing: 0.04em;
    transition: color var(--trans);
}
.home-post-summary {
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 0.2rem;
    line-height: 1.5;
}
.home-post-date {
    font-size: 0.65rem;
    color: var(--text-muted);
    white-space: nowrap;
    letter-spacing: 0.08em;
}

/* ─── Enhanced project cards (homepage) ─────────────────────── */
.fpc-enhanced {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--brg-dim);
    border-radius: var(--radius);
    padding: 0.8rem 1rem;
    transition: all var(--trans);
    position: relative;
}
.fpc-enhanced:hover {
    border-color: var(--border-bright);
    border-left-color: var(--brg-bright);
    background: var(--bg-card-hover);
    transform: translateX(3px);
}
.fpc-enhanced-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}
.fpc-enhanced-title {
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--heading);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.2;
}
.fpc-enhanced-links {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}
.fpc-enhanced-desc {
    font-size: 0.72rem;
    color: var(--text-dim);
    line-height: 1.55;
    margin-bottom: 0.45rem;
}

/* ─── Image auto-scaling ─────────────────────────────────────── */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ─── Utility ────────────────────────────────────────────────── */
.mob-hide { }   /* overridden in media query */

/* ─── Hamburger button ───────────────────────────────────────── */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    padding: 0 7px;
    transition: border-color var(--trans);
    flex-shrink: 0;
}
.hamburger:hover { border-color: var(--brg); }
.hamburger span {
    display: block;
    height: 1.5px;
    background: var(--text-dim);
    border-radius: 1px;
    transition: all 0.25s ease;
    transform-origin: center;
}
/* Animated to X when open */
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ─── Responsive ─────────────────────────────────────────────── */

/* ── Tablet: 769px – 1024px ─────────────────────────────────── */
@media (max-width: 1024px) and (min-width: 769px) {
    :root { --sidebar-w: 180px; }

    .sidebar-label    { font-size: 0.55rem; }
    .sidebar-nav a    { font-size: 0.72rem; padding: 0.45rem 0.9rem; }
    .sidebar-footer   { font-size: 0.58rem; }

    .main-content     { padding: 1.5rem; }

    /* Collapse 12-col grid: 4-col spans become 6, 8-col stay 8 */
    .col-4  { grid-column: span 6; }
    .col-8  { grid-column: span 12; }

    .topbar-system    { display: none; }
    .topbar-stats     { gap: 0.5rem; }
    .topbar-stat      { font-size: 0.6rem; }
}

/* ── Mobile: ≤768px ─────────────────────────────────────────── */
@media (max-width: 768px) {
    :root {
        --sidebar-w: 0px;
        --topbar-h:  52px;
    }

    /* Hamburger visible */
    .hamburger { display: flex; }

    /* Sidebar slides in over content */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.28s ease;
        width: 240px;
        z-index: 150;
        box-shadow: 4px 0 24px rgba(0,0,0,0.45);
    }
    .sidebar.open { transform: translateX(0); }

    /* Topbar: hide non-essential items, prevent overflow */
    .topbar           { padding: 0 0.9rem; gap: 0.5rem; }
    .topbar-left      { gap: 0.6rem; min-width: 0; }
    .topbar-right     { gap: 0.5rem; flex-shrink: 0; }
    .topbar-system    { display: none; }
    .topbar-clock     { display: none; }
    .topbar-stats     { display: none; }
    /* Admin topbar: hide P/R/U counts on small screens */
    .topbar-stats     { display: none; }
    .admin-user-badge { display: none; }

    /* Layout */
    .layout           { flex-direction: column; }
    .main-content     {
        margin-left: 0;
        padding: 1rem;
        max-width: 100%;
        width: 100%;
    }

    /* Grid: everything single column */
    .dashboard-grid   { grid-template-columns: 1fr; gap: 0.75rem; }
    .col-4, .col-6, .col-8, .col-12 { grid-column: span 1; }

    /* Page header: stack vertically, shrink title */
    .page-header      {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
        margin-bottom: 1.2rem;
    }
    .page-title       { font-size: 1.5rem !important; }

    /* Widgets: reduce padding */
    .widget           { padding: 0.9rem; }

    /* Terminal: prevent text overflow */
    .terminal         { font-size: 0.7rem; overflow-x: auto; }
    .terminal-prompt  { flex-shrink: 0; }

    /* About grid */
    .about-grid       { grid-template-columns: 1fr; }

    /* Footer */
    .site-footer      {
        margin-left: 0;
        flex-direction: column;
        gap: 0.3rem;
        text-align: center;
        padding: 0.8rem 1rem;
    }

    /* Post entries on homepage */
    .home-post-entry  { grid-template-columns: 1fr; gap: 0.2rem; }
    .home-post-date   { display: none; }

    /* Project cards */
    .fpc-enhanced     { padding: 0.7rem 0.8rem; }

    /* Admin: table overflow */
    .admin-table      { font-size: 0.72rem; }
    .admin-table td,
    .admin-table th   { padding: 0.5rem 0.4rem; }

    /* Admin: sidebar stats on topbar */
    .topbar-stat      { display: none; }

    /* Stat values: smaller on mobile */
    .stat-value       { font-size: 2rem; }

    /* Buttons in page header */
    .page-header .btn { font-size: 0.65rem; padding: 0.4rem 0.8rem; }

    /* Admin manage tables: hide less important columns */
    .td-date          { display: none; }
    .hide-mobile      { display: none; }
}

/* ─── Featured Project Cards (homepage) ─────────────────────── */
.featured-project-card {
    display: block;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--brg-dim);
    border-radius: var(--radius);
    padding: 0.8rem 1rem;
    text-decoration: none;
    transition: all var(--trans);
}

.featured-project-card:hover {
    border-left-color: var(--brg-bright);
    background: var(--bg-card-hover);
    transform: translateX(3px);
}

.fpc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.3rem;
}

.fpc-title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--heading);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.fpc-arrow {
    font-size: 0.75rem;
    color: var(--brg-bright);
    opacity: 0;
    transition: opacity var(--trans);
}

.featured-project-card:hover .fpc-arrow { opacity: 1; }

.fpc-desc {
    font-size: 0.72rem;
    color: var(--text-dim);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.fpc-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

/* ─── Featured Project Cards (dashboard) ────────────────────── */
.fpc {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-left: 2px solid var(--brg-dim);
    border-radius: var(--radius);
    padding: 0.7rem 0.9rem;
    transition: border-color var(--trans), background var(--trans);
}

.fpc:hover {
    border-color: var(--border-bright);
    border-left-color: var(--brg-bright);
    background: var(--bg-card-hover);
}

.fpc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.3rem;
}

.fpc-title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--heading);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.fpc-links {
    display: flex;
    gap: 0.6rem;
    flex-shrink: 0;
}

.fpc-link {
    font-size: 0.65rem;
    color: var(--brg-bright);
    text-decoration: none;
    letter-spacing: 0.06em;
    font-family: var(--font-ui);
    opacity: 0.8;
    transition: opacity var(--trans), color var(--trans);
}

.fpc-link:hover {
    opacity: 1;
    color: var(--text);
}

/* Kill ALL browser link state colours on fpc-link */
.fpc-link:visited,
.fpc-link:active,
.fpc-link:focus {
    color: var(--brg-bright);
    text-decoration: none;
}

.fpc-desc {
    font-size: 0.72rem;
    color: var(--text-dim);
    line-height: 1.5;
    margin-bottom: 0.45rem;
}

.fpc-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

/* ─── Pagination (public blog) ───────────────────────────────── */
.pagination {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    flex-wrap: wrap;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.3rem 0.65rem;
    font-size: 0.68rem;
    font-family: var(--font-ui);
    letter-spacing: 0.06em;
    color: var(--text-dim);
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    transition: all var(--trans);
    min-width: 32px;
}

.page-btn:hover      { border-color: var(--brg); color: var(--brg-bright); }
.page-btn-active     { background: var(--brg); border-color: var(--brg); color: #e8f5eb; }
.page-ellipsis       { font-size: 0.68rem; color: var(--text-muted); padding: 0 0.2rem; }