/* ================================================
   KEYBOARD SHORTCUTS OVERLAY
   ProductiveApp v4.0
   ================================================ */

/* === OVERLAY === */
.kb-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    padding: 20px;
}

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

/* === CARD === */
.kb-card {
    background: var(--bg-secondary, #1a1a24);
    border: 1px solid var(--border, rgba(255,255,255,0.1));
    border-top: 3px solid var(--accent, #e07840);
    border-radius: 16px;
    width: 100%;
    max-width: 680px;
    max-height: 80vh;
    overflow: hidden;
    transform: translateY(-8px) scale(0.97);
    transition: transform 0.2s ease;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

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

/* === HEADER === */
.kb-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,0.08));
}

.kb-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text, #f5f5f5);
    display: flex;
    align-items: center;
    gap: 10px;
}

.kb-title svg {
    width: 22px;
    height: 22px;
    stroke: var(--accent, #e07840);
    stroke-width: 2;
    fill: none;
}

.kb-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-muted, #888);
    cursor: pointer;
    transition: all 0.15s ease;
}

.kb-close:hover {
    background: var(--bg-tertiary, #2a2a34);
    color: var(--text, #f5f5f5);
}

/* === CONTENT === */
.kb-content {
    padding: 16px 24px 24px;
    overflow-y: auto;
    max-height: calc(80vh - 80px);
}

/* === SECTION === */
.kb-section {
    margin-bottom: 20px;
}

.kb-section:last-child {
    margin-bottom: 0;
}

.kb-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent, #e07840);
    margin-bottom: 10px;
    padding-left: 4px;
}

/* === SHORTCUT ROWS === */
.kb-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-radius: 8px;
    transition: background 0.1s ease;
}

.kb-row:hover {
    background: var(--bg-card, rgba(255,255,255,0.03));
}

.kb-label {
    font-size: 13px;
    color: var(--text, #f5f5f5);
    font-weight: 500;
}

.kb-keys {
    display: flex;
    align-items: center;
    gap: 4px;
}

.kb-key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 26px;
    padding: 0 8px;
    background: var(--bg-tertiary, #2a2a34);
    border: 1px solid var(--border, rgba(255,255,255,0.12));
    border-bottom-width: 2px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted, #aaa);
    font-family: 'SF Mono', 'Fira Code', monospace;
    white-space: nowrap;
}

.kb-plus {
    font-size: 10px;
    color: var(--text-muted, #666);
    margin: 0 2px;
}

/* === FOOTER === */
.kb-footer {
    padding: 12px 24px;
    border-top: 1px solid var(--border, rgba(255,255,255,0.08));
    text-align: center;
    font-size: 12px;
    color: var(--text-muted, #666);
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
    .kb-card {
        max-width: 100%;
        max-height: 90vh;
    }

    .kb-content {
        max-height: calc(90vh - 80px);
    }

    .kb-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        padding: 10px 12px;
    }
}