:root {
    --op-bg: #0b0e14;
    --op-card: #151922;
    --op-text: #e0e0e0;
    --op-accent: #00ff41; /* Terminal Green */
    --op-alert: #ff3333;
}

body.dark-theme {
    background-color: var(--op-bg);
    color: var(--op-text);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.card {
    background-color: var(--op-card);
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

.card-header {
    background-color: rgba(0,0,0,0.2);
    border-bottom: 1px solid #333;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.display-4 {
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
}

.font-monospace {
    font-family: 'Courier New', Courier, monospace !important;
    text-shadow: 0 0 5px rgba(0, 255, 65, 0.4);
}

.glow-green {
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.6);
    text-shadow: 0 0 5px rgba(0, 255, 65, 0.8);
}

.glow-blue {
    box-shadow: 0 0 8px rgba(13, 202, 240, 0.6);
    text-shadow: 0 0 5px rgba(13, 202, 240, 0.8);
}

#console-log {
    border-left: 2px solid var(--op-accent);
    padding-left: 10px;
}

/* VISION TAB CUSTOM STYLES */
#vision-log::-webkit-scrollbar {
    width: 6px;
}

#vision-log::-webkit-scrollbar-track {
    background: #000;
}

#vision-log::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 3px;
}

#vision-log::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.italic {
    font-style: italic;
}

.tiny {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#vision-feed {
    transition: opacity 0.3s ease-in-out;
}

.list-group-item.bg-dark.text-danger:hover {
    background-color: #1a0505 !important;
}

/* Access Gate (SPEC-028) */
.gate-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #0b0e14 0%, #151922 50%, #0b0e14 100%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.4s ease;
}

.gate-box {
    text-align: center;
    max-width: 380px;
    padding: 40px;
    background: rgba(21, 25, 34, 0.95);
    border: 1px solid #333;
    border-radius: 12px;
    box-shadow: 0 0 60px rgba(0, 255, 65, 0.05);
}

.gate-logo {
    font-size: 3.5rem;
    color: #00ff41;
    margin-bottom: 10px;
}

.gate-box .form-control:focus {
    border-color: #0dcaf0;
    box-shadow: 0 0 0 2px rgba(13, 202, 240, 0.15);
}

/* Fix invisible text on dark backgrounds */
.dark-theme .text-muted {
    color: #9ca3af !important;
}

.dark-theme .form-check-label {
    color: #c0c8d4 !important;
}

.dark-theme small.text-muted,
.dark-theme label.text-muted {
    color: #a0aab8 !important;
}

.dark-theme .card-body small {
    color: #8892a0;
}

/* Admin-only elements in guest mode */
.admin-only {
    transition: opacity 0.3s ease;
}

/* Community Tab Charts (SPEC-030) */
#community canvas {
    max-height: 180px;
}

#c-oil-panel {
    transition: border-color 0.4s ease;
}

#c-oil-panel-header {
    transition: color 0.4s ease;
}

#c-oil-card {
    transition: border-color 0.4s ease;
}

@keyframes pulse-border {
    0%, 100% { border-color: #f44336; }
    50% { border-color: #ff8a80; }
}

#c-oil-card.oil-detected {
    animation: pulse-border 1.5s ease-in-out infinite;
}

/* ====== Manual tab — markdown rendering against the dark theme ====== */
.manual-md h1 { color: #4dd0e1; border-bottom: 1px solid #2a3a47; padding-bottom: 0.3em; margin-top: 0; }
.manual-md h2 { color: #4dd0e1; border-bottom: 1px solid #1f2a33; padding-bottom: 0.25em; margin-top: 1.6em; }
.manual-md h3 { color: #80cbc4; margin-top: 1.2em; }
.manual-md h4, .manual-md h5, .manual-md h6 { color: #b0bec5; margin-top: 1em; }
.manual-md p, .manual-md li { color: #cfd8dc; line-height: 1.55; }
.manual-md a { color: #82b1ff; }
.manual-md a:hover { color: #b388ff; }
.manual-md strong { color: #fff176; }
.manual-md em { color: #ffcc80; }
.manual-md code {
    background: #000;
    color: #69f0ae;
    padding: 0.12em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
}
.manual-md pre {
    background: #000;
    border: 1px solid #263238;
    border-radius: 4px;
    padding: 0.8em 1em;
    overflow-x: auto;
}
.manual-md pre code {
    background: transparent;
    color: #80deea;
    padding: 0;
    font-size: 0.88em;
    line-height: 1.45;
}
.manual-md blockquote {
    border-left: 3px solid #ff8a65;
    background: rgba(255, 138, 101, 0.05);
    color: #ffccbc;
    padding: 0.4em 1em;
    margin: 0.8em 0;
}
.manual-md table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.8em 0;
    background: #0a0e13;
}
.manual-md th, .manual-md td {
    border: 1px solid #1f2a33;
    padding: 0.45em 0.7em;
    color: #cfd8dc;
    vertical-align: top;
}
.manual-md th {
    background: #151c25;
    color: #80cbc4;
    text-align: left;
}
.manual-md tr:hover td { background: #11161f; }
.manual-md hr { border: 0; border-top: 1px solid #1f2a33; margin: 1.8em 0; }
.manual-md ul, .manual-md ol { padding-left: 1.4em; }
.manual-md li { margin-bottom: 0.25em; }
.manual-md ul ul, .manual-md ol ol { margin-top: 0.25em; }
#manual-toc a:hover { background: rgba(77, 208, 225, 0.08); }
.manual-toc-item { line-height: 1.3; }