/* =============================================
   [rudv-ar] COMMAND NODE · STYLESHEET
   Ultra Military · Sidebar Navigation · v1.0
   ============================================= */

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

:root {
    --bg:        #030303;
    --bg2:       #070707;
    --bg3:       #0c0c0c;
    --surface:   #111111;
    --border:    rgba(255,255,255,0.07);
    --border2:   rgba(255,255,255,0.12);
    --green:     #d8d8d8;
    --green-dim: #888888;
    --green-glow:rgba(255,255,255,0.07);
    --amber:     #c8961e;
    --red:       #c03030;
    --red-dim:   #8a2020;
    --text:      #a8a8a8;
    --text-dim:  #505050;
    --text-muted:#282828;
    --font-mono: 'Share Tech Mono', monospace;
    --font-head: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;
    --sidebar-w: 220px;
    --topbar-h:  50px;
    --transition: 0.22s ease;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 14px;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── DECORATIVE OVERLAYS ────────────────────── */
.scanlines {
    pointer-events: none;
    position: fixed; inset: 0; z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.08) 2px,
        rgba(0,0,0,0.08) 4px
    );
    animation: scanMove 8s linear infinite;
}
@keyframes scanMove {
    0%   { background-position: 0 0; }
    100% { background-position: 0 200px; }
}

.noise {
    pointer-events: none;
    position: fixed; inset: 0; z-index: 9998;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 200px;
}

.corner {
    pointer-events: none;
    position: fixed; z-index: 9997;
    width: 28px; height: 28px;
    border-color: var(--green-dim);
    border-style: solid;
    opacity: 0.6;
}
.corner.tl { top: 12px; left: calc(var(--sidebar-w) + 12px); border-width: 2px 0 0 2px; }
.corner.tr { top: 12px; right: 12px;  border-width: 2px 2px 0 0; }
.corner.bl { bottom: 12px; left: calc(var(--sidebar-w) + 12px); border-width: 0 0 2px 2px; }
.corner.br { bottom: 12px; right: 12px; border-width: 0 2px 2px 0; }

/* ── SIDEBAR ────────────────────────────────── */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg2);
    border-right: 1px solid var(--border2);
    display: flex; flex-direction: column;
    z-index: 200;
    overflow: hidden;
}

.sidebar::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--green), transparent);
    animation: topGlow 3s ease-in-out infinite;
}
@keyframes topGlow {
    0%, 100% { opacity: 0.4; }
    50%       { opacity: 1; }
}

.sidebar-header {
    padding: 22px 16px 18px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.1em;
    text-shadow: 0 0 16px var(--green-glow);
}

.sidebar-sub {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    margin-top: 4px;
}

.status-pill {
    display: inline-flex; align-items: center; gap: 6px;
    margin-top: 10px;
    padding: 3px 8px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 2px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--green);
    letter-spacing: 0.1em;
}

/* Pulse dot */
.pulse-dot {
    display: inline-block;
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
    animation: pulse 1.8s ease-in-out infinite;
}
.pulse-dot.sm { width: 5px; height: 5px; }
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.75); }
}

/* Nav tabs */
.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border2); }

.nav-tab {
    display: flex; align-items: center; gap: 12px;
    width: 100%;
    padding: 11px 18px;
    background: none; border: none; cursor: pointer;
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-align: left;
    transition: all var(--transition);
    border-left: 3px solid transparent;
    position: relative;
}

.nav-tab i {
    width: 16px; text-align: center;
    font-size: 0.8rem;
    transition: color var(--transition);
}

.nav-tab:hover {
    color: var(--text);
    background: rgba(255,255,255,0.03);
    border-left-color: var(--border2);
}

.nav-tab.active {
    color: var(--green);
    background: rgba(255,255,255,0.05);
    border-left-color: var(--green);
}
.nav-tab.active i { color: var(--green); }
.nav-tab.active::after {
    content: '▶';
    position: absolute; right: 14px;
    font-size: 0.5rem;
    color: var(--green);
    opacity: 0.6;
}

.sidebar-footer {
    padding: 14px 16px;
    border-top: 1px solid var(--border);
}

.coord-display {
    display: flex; flex-direction: column;
    gap: 2px;
    margin-bottom: 8px;
}
.coord-label {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
}
.coord-val {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    color: var(--text-dim);
}

.clock-display {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--green);
    letter-spacing: 0.12em;
    text-shadow: 0 0 8px var(--green-glow);
}

/* ── MOBILE TOPBAR ──────────────────────────── */
.topbar {
    display: none;
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: var(--bg2);
    border-bottom: 1px solid var(--border2);
    align-items: center;
    padding: 0 14px;
    gap: 12px;
    z-index: 300;
}
.menu-btn {
    background: none; border: none; cursor: pointer;
    color: var(--green); font-size: 1.1rem;
}
.topbar-logo {
    font-family: var(--font-head);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--green);
    flex: 1;
}
.topbar-status {
    display: flex; align-items: center; gap: 5px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--green);
    letter-spacing: 0.1em;
}

/* ── MAIN CONTENT ───────────────────────────── */
.main {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex; flex-direction: column;
}

.section {
    display: none;
    padding: 40px 44px 40px 44px;
    animation: fadeIn 0.3s ease;
    flex: 1;
}
.section.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── SECTION HEADER ─────────────────────────── */
.section-hdr {
    display: flex; align-items: center; gap: 16px;
    margin-bottom: 30px;
}
.section-hdr-line {
    flex: 1; height: 1px;
    background: linear-gradient(90deg, var(--border2), transparent);
}
.section-hdr-line:first-child {
    background: linear-gradient(90deg, transparent, var(--border2));
    max-width: 60px;
}
.section-hdr-text {
    font-family: var(--font-head);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.2em;
    white-space: nowrap;
}
.section-hdr-text i { margin-right: 8px; }

/* ── LANDING ────────────────────────────────── */
.landing-wrap {
    min-height: calc(100vh - 80px);
    display: flex; align-items: center; justify-content: center;
    padding: 20px 0;
}

.landing-frame {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 36px;
}

/* Hex ring decoration */
.hex-ring {
    position: relative;
    width: 200px; height: 200px;
}
.hex-ring::before, .hex-ring::after {
    content: '';
    position: absolute; inset: 0;
    border: 1px solid var(--border2);
    border-radius: 50%;
    animation: ringRotate 20s linear infinite;
}
.hex-ring::before {
    inset: -10px;
    border-color: var(--green-dim);
    border-style: dashed;
    animation-direction: reverse;
    opacity: 0.4;
}
.hex-ring::after {
    inset: -22px;
    border-color: var(--border2);
    animation-duration: 30s;
    opacity: 0.3;
}
@keyframes ringRotate {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Tick marks on outer ring */
.hex-ring-inner {
    position: absolute; inset: -10px;
}

.profile-photo-wrap {
    position: relative;
    width: 200px; height: 200px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--green-dim);
    box-shadow: 0 0 30px var(--green-glow), 0 0 60px rgba(255,255,255,0.06);
    flex-shrink: 0;
}

.profile-photo {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(20%) contrast(1.1);
}

.photo-fallback {
    display: none;
    position: absolute; inset: 0;
    align-items: center; justify-content: center;
    background: var(--surface);
    color: var(--green-dim);
    font-size: 5rem;
}

.photo-scan {
    position: absolute; inset: 0;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(255,255,255,0.03) 50%,
        transparent 100%
    );
    animation: scanDown 3s ease-in-out infinite;
}
@keyframes scanDown {
    0%   { transform: translateY(-100%); opacity: 0; }
    30%  { opacity: 1; }
    70%  { opacity: 1; }
    100% { transform: translateY(100%); opacity: 0; }
}

/* Landing ID block */
.landing-id {
    text-align: center;
    display: flex; flex-direction: column; align-items: center; gap: 14px;
    max-width: 600px;
}

.landing-callsign {
    font-family: var(--font-head);
    font-size: 2.4rem;
    font-weight: 900;
    color: #e0e0e0;
    letter-spacing: 0.15em;
    text-shadow: 0 0 30px var(--green-glow);
}
.landing-callsign .bracket { color: var(--green); }

.landing-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 0.14em;
}

.landing-loc {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--green-dim);
    letter-spacing: 0.1em;
}
.landing-loc i { margin-right: 5px; }

.landing-tags {
    display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
}
.ltag {
    padding: 4px 10px;
    border: 1px solid var(--border2);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    background: rgba(255,255,255,0.02);
}

.landing-doctrine {
    padding: 10px 20px;
    border-left: 3px solid var(--green-dim);
    background: rgba(255,255,255,0.03);
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    width: 100%;
}
.doctrine-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
}
.doctrine-text {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--text-dim);
    font-style: italic;
}

.landing-status-row {
    display: flex; gap: 24px; justify-content: center;
    padding: 14px 24px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.01);
    width: 100%;
}
.lst-item { text-align: center; }
.lst-label {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    margin-bottom: 4px;
}
.lst-val {
    font-family: var(--font-head);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.1em;
}
.lst-val.dormant { color: var(--amber); }

.landing-actions {
    display: flex; gap: 12px; flex-wrap: wrap; justify-content: center;
}

.cta-btn {
    padding: 11px 22px;
    border: none; cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    transition: all var(--transition);
    display: inline-flex; align-items: center; gap: 8px;
}
.cta-btn.primary {
    background: var(--green);
    color: #000;
}
.cta-btn.primary:hover {
    background: #e0e0e0;
    box-shadow: 0 0 20px var(--green-glow);
}
.cta-btn.secondary {
    background: transparent;
    color: var(--green);
    border: 1px solid var(--green-dim);
}
.cta-btn.secondary:hover {
    background: rgba(255,255,255,0.05);
}

/* ── PANELS & CARDS ─────────────────────────── */
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 22px 24px;
    position: relative;
}
.panel::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, var(--green-dim), transparent);
    opacity: 0.4;
}
.panel.mt { margin-top: 20px; }

.panel-title {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--green);
    letter-spacing: 0.18em;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}
.panel-title i { margin-right: 7px; }

.warning-panel { border-color: rgba(200,150,30,0.28); }
.warning-panel::before { background: linear-gradient(90deg, var(--amber), transparent); }
.warning-panel .panel-title { color: var(--amber); }

/* ── GRIDS ──────────────────────────────────── */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ── KV LIST ────────────────────────────────── */
.kv-list { display: flex; flex-direction: column; gap: 10px; }
.kv {
    display: flex; justify-content: space-between; align-items: baseline;
    gap: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.kv:last-child { border-bottom: none; padding-bottom: 0; }
.kv-k {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    white-space: nowrap;
}
.kv-v {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text);
    text-align: right;
}

/* ── VALUE LIST ─────────────────────────────── */
.value-list { display: flex; flex-direction: column; gap: 12px; }
.value-item {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 10px 12px;
    background: rgba(255,255,255,0.015);
    border-left: 2px solid var(--border2);
    transition: border-color var(--transition);
}
.value-item:hover { border-left-color: var(--green-dim); }
.value-icon {
    color: var(--green-dim);
    font-size: 0.85rem;
    margin-top: 2px;
    width: 16px;
}
.value-name {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--green);
    letter-spacing: 0.1em;
    margin-bottom: 3px;
}
.value-desc {
    font-size: 0.8rem;
    color: var(--text-dim);
    line-height: 1.4;
}

/* ── TF GRID ────────────────────────────────── */
.tf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.tf-item {
    padding: 14px 16px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
}
.tf-cat {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    color: var(--green-dim);
    letter-spacing: 0.12em;
    margin-bottom: 8px;
}
.tf-cat i { margin-right: 5px; }
.tf-item p {
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ── SKILL MATRIX ───────────────────────────── */
.skill-matrix { display: flex; flex-direction: column; gap: 14px; }
.skill-row {
    display: grid;
    grid-template-columns: 240px 1fr 42px;
    align-items: center;
    gap: 14px;
}
.skill-name {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}
.skill-bar-wrap {
    height: 6px;
    background: var(--bg3);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}
.skill-bar {
    height: 100%;
    width: var(--pct);
    background: linear-gradient(90deg, var(--green-dim), var(--green));
    box-shadow: 0 0 10px var(--green-glow);
    animation: barGrow 1.2s ease-out both;
}
@keyframes barGrow {
    from { width: 0; }
    to   { width: var(--pct); }
}
.skill-pct {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    color: var(--green-dim);
    text-align: right;
}

/* ── ARSENAL ────────────────────────────────── */
.arsenal-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-top: 20px;
}
.arsenal-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 18px 16px;
    text-align: center;
    transition: border-color var(--transition), transform var(--transition);
}
.arsenal-card:hover {
    border-color: var(--green-dim);
    transform: translateY(-2px);
}
.arsenal-icon {
    font-size: 1.4rem;
    color: var(--green-dim);
    margin-bottom: 10px;
}
.arsenal-cat {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--green);
    letter-spacing: 0.14em;
    margin-bottom: 8px;
}
.arsenal-items {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-dim);
    line-height: 1.8;
}

/* ── OPERATIONS ─────────────────────────────── */
.ops-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.op-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 24px 22px;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}
.op-card:hover {
    border-color: var(--green-dim);
    transform: translateY(-2px);
}
.op-card-accent {
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, var(--green), var(--green-dim), transparent);
}
.op-status-badge {
    display: inline-block;
    padding: 3px 9px;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    border-radius: 1px;
    margin-bottom: 16px;
}
.op-status-badge.deployed {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--green-dim);
    color: var(--green);
}
.op-status-badge.ongoing {
    background: rgba(200,150,30,0.10);
    border: 1px solid rgba(200,150,30,0.35);
    color: var(--amber);
}
.op-icon {
    font-size: 2rem;
    color: var(--green-dim);
    margin-bottom: 12px;
    opacity: 0.7;
}
.op-name {
    font-family: var(--font-head);
    font-size: 0.95rem;
    font-weight: 700;
    color: #e0e0e0;
    letter-spacing: 0.12em;
    margin-bottom: 4px;
}
.op-codename {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 0.14em;
    margin-bottom: 14px;
}
.op-desc {
    font-size: 0.83rem;
    color: var(--text-dim);
    line-height: 1.65;
    margin-bottom: 16px;
}
.op-tags {
    display: flex; flex-wrap: wrap; gap: 6px;
    margin-bottom: 16px;
}
.op-tag {
    padding: 3px 8px;
    border: 1px solid var(--border2);
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}
.op-links { display: flex; gap: 10px; }
.op-link {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 6px 12px;
    border: 1px solid var(--border2);
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
    text-decoration: none;
    transition: all var(--transition);
}
.op-link:hover {
    border-color: var(--green-dim);
    color: var(--green);
}
.op-link.disabled {
    color: var(--text-muted);
    border-color: var(--border);
    cursor: not-allowed;
    pointer-events: none;
}

/* ── SYSTEMS ────────────────────────────────── */
.platform-list { display: flex; flex-direction: column; gap: 14px; }
.platform-item {
    padding: 12px 14px;
    border-left: 2px solid var(--border2);
    background: rgba(255,255,255,0.015);
}
.plat-top {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 6px;
}
.plat-name {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text);
    letter-spacing: 0.06em;
}
.platform-item p {
    font-size: 0.78rem;
    color: var(--text-dim);
    line-height: 1.5;
}

.badge {
    display: inline-block;
    padding: 2px 7px;
    font-family: var(--font-mono);
    font-size: 0.56rem;
    letter-spacing: 0.1em;
    border-radius: 1px;
}
.badge.deployed {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--green-dim);
    color: var(--green);
}
.badge.dormant {
    background: rgba(200,150,30,0.08);
    border: 1px solid rgba(200,150,30,0.28);
    color: var(--amber);
}
.badge.none {
    background: rgba(180,40,40,0.10);
    border: 1px solid rgba(180,40,40,0.28);
    color: var(--red);
}

/* ── TERMINAL ───────────────────────────────── */
.terminal {
    background: #050505;
    border: 1px solid var(--border);
    padding: 14px 18px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    min-height: 90px;
    max-height: 200px;
    overflow-y: auto;
}
.terminal::-webkit-scrollbar { width: 4px; }
.terminal::-webkit-scrollbar-thumb { background: var(--border2); }

.tline {
    line-height: 2;
    padding-left: 4px;
}
.tline.info { color: var(--green-dim); }
.tline.warn { color: var(--amber); }
.tline.err  { color: var(--red); }
.tline.sys  { color: var(--text-dim); }

/* ── COMMS ──────────────────────────────────── */
.comms-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.comms-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 24px 20px;
    text-decoration: none;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.comms-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--green-dim), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.comms-card:hover::before { opacity: 1; }
.comms-card:hover {
    border-color: var(--green-dim);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255,255,255,0.05);
}
.comms-card.passive:hover { transform: none; }
.comms-icon {
    font-size: 1.8rem;
    color: var(--green-dim);
}
.comms-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.16em;
}
.comms-val {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text);
    word-break: break-all;
}
.comms-cta {
    margin-top: 4px;
    display: flex; align-items: center; gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--green);
    letter-spacing: 0.1em;
}

.proto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.proto-item {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 10px 12px;
    background: rgba(255,255,255,0.015);
    border-left: 2px solid var(--border2);
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.5;
}
.proto-item i {
    color: var(--green-dim);
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 0.75rem;
    width: 14px;
}

/* ── FOOTER ─────────────────────────────────── */
.footer {
    padding: 18px 44px;
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-align: center;
}

/* ── RESPONSIVE ─────────────────────────────── */
@media (max-width: 1100px) {
    .arsenal-grid { grid-template-columns: repeat(2, 1fr); }
    .skill-row { grid-template-columns: 180px 1fr 42px; }
}

@media (max-width: 900px) {
    .corner.tl { left: 12px; }
    .corner.bl { left: 12px; }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }
    .sidebar.open { transform: translateX(0); }

    .topbar { display: flex; }
    .main {
        margin-left: 0;
        padding-top: var(--topbar-h);
    }
    .section { padding: 28px 20px; }

    .grid-2 { grid-template-columns: 1fr; }
    .tf-grid { grid-template-columns: 1fr; }
    .ops-grid { grid-template-columns: 1fr; }
    .comms-grid { grid-template-columns: 1fr; }
    .proto-grid { grid-template-columns: 1fr; }
    .arsenal-grid { grid-template-columns: repeat(2, 1fr); }
    .skill-row { grid-template-columns: 1fr 1fr 36px; }
    .skill-name { font-size: 0.65rem; }
    .landing-callsign { font-size: 1.8rem; }
}

@media (max-width: 540px) {
    .landing-callsign { font-size: 1.5rem; }
    .arsenal-grid { grid-template-columns: 1fr 1fr; }
    .landing-status-row { flex-direction: column; gap: 14px; }
}

/* ── SIDEBAR OVERLAY (mobile) ───────────────── */
.sidebar-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 199;
}
.sidebar-overlay.show { display: block; }