/* Reusable Component Styles — Cyberpunk UI */

/* ============================ BUTTONS ============================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 10px 20px;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid var(--border-strong);
    border-radius: 0;
    transition: all var(--transition);
    cursor: pointer;
    outline: none;
    position: relative;
    background: transparent;
    color: var(--primary);
    clip-path: var(--clip-bevel-sm);
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.25), transparent);
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
    pointer-events: none;
}

.btn:hover::before { transform: translateX(100%); }

.btn:hover {
    box-shadow: var(--glow-cyan);
    border-color: var(--primary);
}

.btn:active { transform: translateY(1px); }

.btn:focus-visible {
    box-shadow: var(--glow-cyan), 0 0 0 2px rgba(0, 240, 255, 0.4);
}

.btn-primary {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.22) 0%, rgba(8, 145, 178, 0.28) 100%);
    color: var(--primary);
    border-color: var(--primary);
    text-shadow: 0 0 6px rgba(0, 240, 255, 0.8);
    box-shadow: inset 0 0 14px rgba(0, 240, 255, 0.15), var(--glow-cyan-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.35) 0%, rgba(8, 145, 178, 0.42) 100%);
    color: #ffffff;
    box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.3), var(--glow-cyan);
}

.btn-secondary {
    background: rgba(155, 181, 209, 0.05);
    color: var(--text-secondary);
    border-color: rgba(155, 181, 209, 0.4);
}

.btn-secondary:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    box-shadow: 0 0 10px rgba(224, 247, 255, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, rgba(255, 0, 60, 0.22) 0%, rgba(127, 29, 29, 0.3) 100%);
    color: var(--danger);
    border-color: var(--danger);
    text-shadow: 0 0 6px rgba(255, 0, 60, 0.7);
    box-shadow: inset 0 0 14px rgba(255, 0, 60, 0.15), 0 0 8px rgba(255, 0, 60, 0.35);
}

.btn-danger:hover {
    background: linear-gradient(135deg, rgba(255, 0, 60, 0.4) 0%, rgba(127, 29, 29, 0.5) 100%);
    color: #fff;
    box-shadow: inset 0 0 20px rgba(255, 0, 60, 0.3), var(--glow-danger);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
    box-shadow: none;
}

.btn-ghost:hover {
    background: rgba(0, 240, 255, 0.06);
    color: var(--primary);
    border-color: var(--border);
    box-shadow: var(--glow-cyan-sm);
}

.btn-icon {
    padding: 8px;
    border-radius: 0;
    color: var(--text-secondary);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    font-family: var(--font-family);
    min-width: 36px;
    height: 36px;
}

.btn-icon:hover {
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: var(--glow-cyan-sm);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 0.88rem;
    letter-spacing: 3px;
}

.btn-block { width: 100%; }

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    filter: grayscale(0.6);
}

.btn-loading {
    position: relative;
    color: transparent !important;
    text-shadow: none !important;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0, 240, 255, 0.25);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    box-shadow: var(--glow-cyan-sm);
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ============================ FORM ============================ */
.form-group { margin-bottom: var(--spacing-md); }

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    text-shadow: 0 0 4px rgba(0, 240, 255, 0.4);
}

.form-label::before {
    content: '[ ';
    color: var(--accent);
    opacity: 0.7;
}
.form-label::after {
    content: ' ]';
    color: var(--accent);
    opacity: 0.7;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: rgba(3, 4, 10, 0.72);
    border: 1px solid var(--border);
    border-radius: 0;
    box-shadow: inset 0 0 12px rgba(0, 240, 255, 0.08);
    transition: all var(--transition);
    letter-spacing: 0.5px;
    caret-color: var(--primary);
}

.form-input:hover { border-color: var(--border-strong); }

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow:
        inset 0 0 12px rgba(0, 240, 255, 0.18),
        0 0 0 1px var(--primary),
        var(--glow-cyan-sm);
    background: rgba(3, 4, 10, 0.88);
}

.form-input::placeholder {
    color: var(--text-muted);
    font-family: var(--font-mono);
    letter-spacing: 0.5px;
}

.form-input.error {
    border-color: var(--danger);
    box-shadow: var(--glow-danger);
    animation: shake 0.3s ease;
}

.form-error {
    margin-top: var(--spacing-xs);
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    color: var(--danger);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.form-error::before {
    content: '⚠ ';
}

.input-icon-wrapper { position: relative; }

.input-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    pointer-events: none;
    filter: drop-shadow(0 0 4px rgba(0, 240, 255, 0.55));
}

.input-icon-wrapper .form-input {
    padding-left: calc(var(--spacing-md) * 2 + 20px);
}

.input-icon-right {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition);
    background: transparent;
    border: none;
}

.input-icon-right:hover { color: var(--primary); }

/* ============================ CARDS ============================ */
.card {
    background:
        linear-gradient(180deg, rgba(10, 15, 31, 0.7) 0%, rgba(5, 6, 15, 0.7) 100%);
    backdrop-filter: blur(6px);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.06), transparent);
}

.card-body { padding: var(--spacing-lg); }

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border);
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.04), transparent);
}

/* KB Card — neon data tile with HUD brackets */
.kb-card {
    background:
        /* HUD corner brackets: top-left + bottom-right L-marks */
        linear-gradient(var(--primary), var(--primary)) top 10px left 10px / 16px 2px no-repeat,
        linear-gradient(var(--primary), var(--primary)) top 10px left 10px / 2px 16px no-repeat,
        linear-gradient(var(--primary), var(--primary)) bottom 10px right 10px / 16px 2px no-repeat,
        linear-gradient(var(--primary), var(--primary)) bottom 10px right 10px / 2px 16px no-repeat,
        linear-gradient(180deg, rgba(10, 15, 31, 0.8) 0%, rgba(5, 6, 15, 0.8) 100%);
    backdrop-filter: blur(6px);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    padding: var(--spacing-lg);
    transition: all var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    clip-path: var(--clip-notch);
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.kb-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--violet), var(--accent));
    box-shadow: 0 0 10px var(--primary);
    transition: all var(--transition);
}

.kb-card::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 36px; height: 36px;
    background: linear-gradient(135deg, transparent 50%, rgba(252, 238, 10, 0.45) 50%);
    transition: all var(--transition);
}

.kb-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), var(--glow-cyan);
    border-color: var(--primary);
}

.kb-card:hover::before {
    background-size: 200% 100%;
    animation: scanSweep 1.8s linear infinite;
    background-image: linear-gradient(90deg, var(--primary) 0%, var(--accent) 25%, var(--violet) 50%, var(--primary) 75%, var(--accent) 100%);
}

.kb-card:hover::after {
    background: linear-gradient(135deg, transparent 50%, var(--accent) 50%);
    box-shadow: -10px 10px 20px rgba(252, 238, 10, 0.4);
}

@keyframes scanSweep {
    from { background-position: 0% 0; }
    to   { background-position: 200% 0; }
}

.kb-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-sm);
    min-width: 0;
}

.kb-card-header h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--text-primary);
    line-height: var(--leading-tight);
    margin: 0;
    text-shadow: 0 0 6px rgba(0, 240, 255, 0.3);
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.kb-area {
    display: inline-block;
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(252, 238, 10, 0.08);
    border: 1px solid var(--accent);
    border-radius: 0;
    white-space: nowrap;
    box-shadow: inset 0 0 8px rgba(252, 238, 10, 0.15), 0 0 6px rgba(252, 238, 10, 0.3);
    text-shadow: 0 0 4px rgba(252, 238, 10, 0.5);
    flex: 0 1 auto;
    max-width: 46%;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.kb-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.kb-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
    min-width: 0;
}

.kb-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    flex: 1 1 160px;
    min-width: 0;
}

.kb-author,
.kb-date {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

.kb-author svg,
.kb-date svg { color: var(--primary); }

.kb-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex: 0 0 auto;
}

@media (max-width: 768px), (hover: none) and (pointer: coarse) {
    .kb-card {
        padding: var(--spacing-md);
    }

    .kb-card-header {
        gap: var(--spacing-xs);
    }

    .kb-card-header h3 {
        font-size: 0.82rem;
        letter-spacing: 0.8px;
    }

    .kb-area {
        max-width: 42%;
        padding: 3px 6px;
        font-size: 0.55rem;
        letter-spacing: 1px;
    }

    .kb-description {
        font-size: var(--text-xs);
    }

    .kb-card-footer {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .kb-meta {
        gap: var(--spacing-xs);
        flex-basis: 100%;
    }

    .kb-actions {
        margin-left: auto;
    }
}

/* ============================ BADGES ============================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid;
    border-radius: 0;
}

.badge-primary {
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
    border-color: var(--primary);
    text-shadow: 0 0 4px rgba(0, 240, 255, 0.6);
    box-shadow: 0 0 6px rgba(0, 240, 255, 0.3);
}

.badge-success {
    background: rgba(57, 255, 20, 0.1);
    color: var(--success);
    border-color: var(--success);
    text-shadow: 0 0 4px rgba(57, 255, 20, 0.55);
    box-shadow: 0 0 6px rgba(57, 255, 20, 0.3);
}

.badge-danger {
    background: rgba(255, 0, 60, 0.1);
    color: var(--danger);
    border-color: var(--danger);
    text-shadow: 0 0 4px rgba(255, 0, 60, 0.55);
    box-shadow: 0 0 6px rgba(255, 0, 60, 0.3);
}

.badge-warning {
    background: rgba(252, 238, 10, 0.1);
    color: var(--accent);
    border-color: var(--accent);
    text-shadow: 0 0 4px rgba(252, 238, 10, 0.55);
    box-shadow: 0 0 6px rgba(252, 238, 10, 0.3);
}

/* ============================ MODAL ============================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(3, 4, 10, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.modal-overlay.active { opacity: 1; visibility: visible; }

.modal {
    background:
        linear-gradient(180deg, rgba(10, 15, 31, 0.96) 0%, rgba(5, 6, 15, 0.96) 100%);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.3), 0 0 40px rgba(0, 240, 255, 0.3), 0 30px 80px rgba(0, 0, 0, 0.8);
    max-width: 560px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.92) translateY(12px);
    transition: transform var(--transition);
    position: relative;
    clip-path: var(--clip-notch);
}

.modal::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--violet), var(--accent));
    box-shadow: 0 0 12px var(--primary);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.06), transparent);
}

.modal-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    text-shadow: var(--glow-cyan-sm);
    margin: 0;
}

.modal-close {
    padding: 4px;
    color: var(--text-muted);
    transition: all var(--transition);
    background: transparent;
    border: none;
    cursor: pointer;
}

.modal-close:hover {
    color: var(--danger);
    transform: rotate(90deg);
    text-shadow: var(--glow-danger);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: 60vh;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.04), transparent);
}

/* ============================ LIGHTBOX ============================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(3, 4, 10, 0.96);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.lightbox.active { opacity: 1; visibility: visible; }

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    border: 1px solid var(--primary);
    border-radius: 0;
    box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.4), 0 0 60px rgba(0, 240, 255, 0.5);
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    color: var(--primary);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    cursor: pointer;
    background: transparent;
    border: 1px solid var(--primary);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    box-shadow: var(--glow-cyan-sm);
    transition: all var(--transition);
}

.lightbox-close:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
    transform: rotate(90deg);
    box-shadow: var(--glow-danger);
}

/* ============================ TOAST ============================ */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(10, 15, 31, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-strong);
    border-left-width: 3px;
    border-radius: 0;
    box-shadow: var(--shadow-md), var(--glow-cyan-sm);
    border-left-color: var(--primary);
    animation: slideIn 0.35s cubic-bezier(.2,.8,.2,1);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    letter-spacing: 0.5px;
    color: var(--text-primary);
    clip-path: var(--clip-bevel-sm);
}

.toast-success { border-left-color: var(--success); box-shadow: var(--glow-success); }
.toast-error { border-left-color: var(--danger); box-shadow: var(--glow-danger); }
.toast-warning { border-left-color: var(--accent); box-shadow: var(--glow-yellow); }

@keyframes slideIn {
    from { opacity: 0; transform: translateX(100%); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ============================ PAGINATION ============================ */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination-btn {
    min-width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    transition: all var(--transition);
    cursor: pointer;
}

.pagination-btn:hover:not(:disabled) {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(0, 240, 255, 0.08);
    box-shadow: var(--glow-cyan-sm);
}

.pagination-btn.active {
    background: rgba(0, 240, 255, 0.18);
    color: var(--primary);
    border-color: var(--primary);
    text-shadow: 0 0 6px rgba(0, 240, 255, 0.7);
    box-shadow: var(--glow-cyan-sm);
}

.pagination-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* ============================ RADIO ============================ */
.radio-group {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 0;
    transition: all var(--transition);
}

.radio-label:hover {
    background: rgba(0, 240, 255, 0.06);
    color: var(--primary);
}

.radio-label input[type="radio"] {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid var(--primary);
    border-radius: 0;
    background: transparent;
    transition: all var(--transition);
    position: relative;
    box-shadow: inset 0 0 4px rgba(0, 240, 255, 0.3);
}

.radio-label input[type="radio"]:checked {
    border-color: var(--primary);
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
}

.radio-label input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    inset: 3px;
    background: var(--bg-primary);
}

/* ============================ SPINNER ============================ */
.spinner {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(0, 240, 255, 0.15);
    border-top-color: var(--primary);
    border-right-color: var(--violet);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.55));
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

/* ============================ EMPTY STATE ============================ */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
    background: var(--bg-glass);
    border: 1px dashed var(--border-strong);
    border-radius: 0;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    color: var(--primary);
    filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.55));
    animation: float 3s ease-in-out infinite;
}

.empty-state-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
    text-shadow: var(--glow-cyan-sm);
}

.empty-state-title::after {
    content: '_';
    color: var(--accent);
    margin-left: 4px;
    animation: blink 1s steps(2, end) infinite;
}

.empty-state-description {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-muted);
    max-width: 340px;
    letter-spacing: 0.5px;
}

/* ============================ DROPDOWN ============================ */
.dropdown { position: relative; }

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 220px;
    background: rgba(10, 15, 31, 0.96);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    box-shadow: var(--shadow-md), var(--glow-cyan-sm);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all var(--transition);
    overflow: hidden;
    clip-path: var(--clip-bevel-sm);
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(var(--spacing-xs));
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px var(--spacing-md);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all var(--transition);
    cursor: pointer;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
}

.dropdown-item:hover {
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
    padding-left: calc(var(--spacing-md) + 6px);
    text-shadow: var(--glow-cyan-sm);
}

.dropdown-item::before {
    content: '▸';
    color: var(--accent);
    opacity: 0;
    transition: opacity var(--transition);
    margin-right: -4px;
}

.dropdown-item:hover::before { opacity: 1; }

.dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: var(--spacing-xs) 0;
}

/* ============================ ANIMATIONS ============================ */
@keyframes blink {
    0%, 60% { opacity: 1; }
    61%, 100% { opacity: 0.3; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

.kb-card:focus-within {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), var(--glow-cyan);
    border-color: var(--primary);
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}